mwl8k.c revision 170335432ad36584a6d24fc1fd903024d221ef55
1a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek * drivers/net/wireless/mwl8k.c 3ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek * Driver for Marvell TOPDOG 802.11 Wireless cards 4a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * 5a5fb297d634ba20bd53a7d6fecd611bbfd342e78Lennert Buytenhek * Copyright (C) 2008, 2009, 2010 Marvell Semiconductor Inc. 6a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * 7a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * This file is licensed under the terms of the GNU General Public 8a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * License version 2. This program is licensed "as is" without any 9a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * warranty of any kind, whether express or implied. 10a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 11a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 12a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#include <linux/init.h> 13a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#include <linux/module.h> 14a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#include <linux/kernel.h> 153d76e82c9538d8104e578ca460d35f214bfddfd3Lennert Buytenhek#include <linux/sched.h> 16a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#include <linux/spinlock.h> 17a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#include <linux/list.h> 18a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#include <linux/pci.h> 19a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#include <linux/delay.h> 20a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#include <linux/completion.h> 21a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#include <linux/etherdevice.h> 225a0e3ad6af8660be21ca98a971cd00f331318c05Tejun Heo#include <linux/slab.h> 23a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#include <net/mac80211.h> 24a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#include <linux/moduleparam.h> 25a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#include <linux/firmware.h> 26a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#include <linux/workqueue.h> 27a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 28a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_DESC "Marvell TOPDOG(R) 802.11 Wireless Network Driver" 29a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_NAME KBUILD_MODNAME 30a5fb297d634ba20bd53a7d6fecd611bbfd342e78Lennert Buytenhek#define MWL8K_VERSION "0.12" 31a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 320863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo/* Module parameters */ 330863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolostatic unsigned ap_mode_default; 340863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolomodule_param(ap_mode_default, bool, 0); 350863ade8d6bde1d151f75720d999ff27f9fe3533Brian CavagnoloMODULE_PARM_DESC(ap_mode_default, 360863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo "Set to 1 to make ap mode the default instead of sta mode"); 370863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo 38a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Register definitions */ 39a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_GEN_PTR 0x00000c10 40ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_MODE_STA 0x0000005a 41ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_MODE_AP 0x000000a5 42a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_INT_CODE 0x00000c14 43ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_FWSTA_READY 0xf0f1f2f4 44ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_FWAP_READY 0xf1f2f4a5 45ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_INT_CODE_CMD_FINISHED 0x00000005 46a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_SCRATCH 0x00000c40 47a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 48a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Host->device communications */ 49a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_H2A_INTERRUPT_EVENTS 0x00000c18 50a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_H2A_INTERRUPT_STATUS 0x00000c1c 51a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_H2A_INTERRUPT_MASK 0x00000c20 52a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_H2A_INTERRUPT_CLEAR_SEL 0x00000c24 53a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_H2A_INTERRUPT_STATUS_MASK 0x00000c28 54ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_H2A_INT_DUMMY (1 << 20) 55ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_H2A_INT_RESET (1 << 15) 56ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_H2A_INT_DOORBELL (1 << 1) 57ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_H2A_INT_PPA_READY (1 << 0) 58a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 59a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Device->host communications */ 60a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_A2H_INTERRUPT_EVENTS 0x00000c2c 61a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_A2H_INTERRUPT_STATUS 0x00000c30 62a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_A2H_INTERRUPT_MASK 0x00000c34 63a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_A2H_INTERRUPT_CLEAR_SEL 0x00000c38 64a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_A2H_INTERRUPT_STATUS_MASK 0x00000c3c 65ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_DUMMY (1 << 20) 663aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam#define MWL8K_A2H_INT_BA_WATCHDOG (1 << 14) 67ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_CHNL_SWITCHED (1 << 11) 68ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_QUEUE_EMPTY (1 << 10) 69ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_RADAR_DETECT (1 << 7) 70ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_RADIO_ON (1 << 6) 71ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_RADIO_OFF (1 << 5) 72ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_MAC_EVENT (1 << 3) 73ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_OPC_DONE (1 << 2) 74ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_RX_READY (1 << 1) 75ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_TX_DONE (1 << 0) 76a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 77a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_A2H_EVENTS (MWL8K_A2H_INT_DUMMY | \ 78a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_CHNL_SWITCHED | \ 79a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_QUEUE_EMPTY | \ 80a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_RADAR_DETECT | \ 81a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_RADIO_ON | \ 82a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_RADIO_OFF | \ 83a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_MAC_EVENT | \ 84a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_OPC_DONE | \ 85a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_RX_READY | \ 863aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam MWL8K_A2H_INT_TX_DONE | \ 873aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam MWL8K_A2H_INT_BA_WATCHDOG) 88a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 89a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_RX_QUEUES 1 90e600707b021efdc109e7becd467798da339ec26dBrian Cavagnolo#define MWL8K_TX_WMM_QUEUES 4 918a7a578c2e3ac463a17fe30b11ada0509658a952Brian Cavagnolo#define MWL8K_MAX_AMPDU_QUEUES 8 92e600707b021efdc109e7becd467798da339ec26dBrian Cavagnolo#define MWL8K_MAX_TX_QUEUES (MWL8K_TX_WMM_QUEUES + MWL8K_MAX_AMPDU_QUEUES) 93e600707b021efdc109e7becd467798da339ec26dBrian Cavagnolo#define mwl8k_tx_queues(priv) (MWL8K_TX_WMM_QUEUES + (priv)->num_ampdu_queues) 94a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 9554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhekstruct rxd_ops { 9654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek int rxd_size; 9754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek void (*rxd_init)(void *rxd, dma_addr_t next_dma_addr); 9854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek void (*rxd_refill)(void *rxd, dma_addr_t addr, int len); 9920f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek int (*rxd_process)(void *rxd, struct ieee80211_rx_status *status, 1000d462bbb0e20863b6c796abd779bfdb534d60278John W. Linville __le16 *qos, s8 *noise); 10154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek}; 10254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 10345a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhekstruct mwl8k_device_info { 104a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek char *part_name; 105a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek char *helper_image; 1060863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo char *fw_image_sta; 1070863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo char *fw_image_ap; 10889a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek struct rxd_ops *ap_rxd_ops; 109952a0e963fb02e50f4afbf502f7d468a8fe2b0faBrian Cavagnolo u32 fw_api_ap; 11045a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek}; 11145a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek 112a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_rx_queue { 11345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek int rxd_count; 114a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 115a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* hw receives here */ 11645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek int head; 117a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 118a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* refill descs here */ 11945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek int tail; 120a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 12154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek void *rxd; 12245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek dma_addr_t rxd_dma; 123788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek struct { 124788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek struct sk_buff *skb; 12553b1b3e1f0feaa57b82d3dc344d887fe3eecc90bFUJITA Tomonori DEFINE_DMA_UNMAP_ADDR(dma); 126788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek } *buf; 127a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 128a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 129a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_tx_queue { 130a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* hw transmits here */ 13145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek int head; 132a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 133a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* sw appends here */ 13445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek int tail; 135a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1368ccbc3b8b0c919e8609560ca56cd777ece8d2c41Kalle Valo unsigned int len; 13745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek struct mwl8k_tx_desc *txd; 13845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek dma_addr_t txd_dma; 13945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek struct sk_buff **skb; 140a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 141a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 142ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnoloenum { 143ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo AMPDU_NO_STREAM, 144ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo AMPDU_STREAM_NEW, 145ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo AMPDU_STREAM_IN_PROGRESS, 146ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo AMPDU_STREAM_ACTIVE, 147ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo}; 148ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo 1495faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadamstruct mwl8k_ampdu_stream { 1505faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam struct ieee80211_sta *sta; 1515faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam u8 tid; 1525faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam u8 state; 1535faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam u8 idx; 1545faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam u8 txq_idx; /* index of this stream in priv->txq */ 1555faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam}; 1565faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam 157a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_priv { 158a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hw *hw; 159a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct pci_dev *pdev; 160a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 16145a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek struct mwl8k_device_info *device_info; 16245a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek 163be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek void __iomem *sram; 164be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek void __iomem *regs; 165be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 166be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek /* firmware */ 167d1f9e41d1d739cd4393840d35e7554f4a439a4f1Brian Cavagnolo const struct firmware *fw_helper; 168d1f9e41d1d739cd4393840d35e7554f4a439a4f1Brian Cavagnolo const struct firmware *fw_ucode; 169a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 170be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek /* hardware/firmware parameters */ 171be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek bool ap_fw; 172be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek struct rxd_ops *rxd_ops; 173777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek struct ieee80211_supported_band band_24; 174777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek struct ieee80211_channel channels_24[14]; 175777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek struct ieee80211_rate rates_24[14]; 1764eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek struct ieee80211_supported_band band_50; 1774eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek struct ieee80211_channel channels_50[4]; 1784eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek struct ieee80211_rate rates_50[9]; 179ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek u32 ap_macids_supported; 180ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek u32 sta_macids_supported; 181be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 1828a7a578c2e3ac463a17fe30b11ada0509658a952Brian Cavagnolo /* Ampdu stream information */ 1838a7a578c2e3ac463a17fe30b11ada0509658a952Brian Cavagnolo u8 num_ampdu_queues; 184ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo spinlock_t stream_lock; 185ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo struct mwl8k_ampdu_stream ampdu[MWL8K_MAX_AMPDU_QUEUES]; 1863aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam struct work_struct watchdog_ba_handle; 1878a7a578c2e3ac463a17fe30b11ada0509658a952Brian Cavagnolo 188618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek /* firmware access */ 189618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct mutex fw_mutex; 190618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct task_struct *fw_mutex_owner; 191618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek int fw_mutex_depth; 192618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct completion *hostcmd_wait; 193618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 194a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* lock held over TX and TX reap */ 195a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spinlock_t tx_lock; 196a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 19788de754ad59025eba797e7a8375807755577f450Lennert Buytenhek /* TX quiesce completion, protected by fw_mutex and tx_lock */ 19888de754ad59025eba797e7a8375807755577f450Lennert Buytenhek struct completion *tx_wait; 19988de754ad59025eba797e7a8375807755577f450Lennert Buytenhek 200f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek /* List of interfaces. */ 201ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek u32 macids_used; 202f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek struct list_head vif_list; 203a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 204a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* power management status cookie from firmware */ 205a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 *cookie; 206a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr_t cookie_dma; 207a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 208a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 num_mcaddrs; 209a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u8 hw_rev; 2102aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek u32 fw_rev; 211a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 212a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 213a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Running count of TX packets in flight, to avoid 214a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * iterating over the transmit rings each time. 215a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 216a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int pending_tx_pkts; 217a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 218a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue rxq[MWL8K_RX_QUEUES]; 219e600707b021efdc109e7becd467798da339ec26dBrian Cavagnolo struct mwl8k_tx_queue txq[MWL8K_MAX_TX_QUEUES]; 220e600707b021efdc109e7becd467798da339ec26dBrian Cavagnolo u32 txq_offset[MWL8K_MAX_TX_QUEUES]; 221a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 222c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek bool radio_on; 22368ce38845c23443b15e374fb7362916c1231278eLennert Buytenhek bool radio_short_preamble; 224a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek bool sniffer_enabled; 2250439b1f55646ea944b0d58337f5065b79a1c1be0Lennert Buytenhek bool wmm_enabled; 226a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 227a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* XXX need to convert this to handle multiple interfaces */ 228a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek bool capture_beacon; 229d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek u8 capture_bssid[ETH_ALEN]; 230a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *beacon_skb; 231a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 232a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 233a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * This FJ worker has to be global as it is scheduled from the 234a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * RX handler. At this point we don't know which interface it 235a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * belongs to until the list of bssids waiting to complete join 236a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * is checked. 237a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 238a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct work_struct finalize_join_worker; 239a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2401e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek /* Tasklet to perform TX reclaim. */ 2411e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek struct tasklet_struct poll_tx_task; 24267e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek 24367e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek /* Tasklet to perform RX. */ 24467e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek struct tasklet_struct poll_rx_task; 2450d462bbb0e20863b6c796abd779bfdb534d60278John W. Linville 2460d462bbb0e20863b6c796abd779bfdb534d60278John W. Linville /* Most recently reported noise in dBm */ 2470d462bbb0e20863b6c796abd779bfdb534d60278John W. Linville s8 noise; 2480863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo 2490863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo /* 2500863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo * preserve the queue configurations so they can be restored if/when 2510863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo * the firmware image is swapped. 2520863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo */ 253e600707b021efdc109e7becd467798da339ec26dBrian Cavagnolo struct ieee80211_tx_queue_params wmm_params[MWL8K_TX_WMM_QUEUES]; 25499020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo 25599020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo /* async firmware loading state */ 25699020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo unsigned fw_state; 25799020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo char *fw_pref; 25899020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo char *fw_alt; 25999020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo struct completion firmware_loading_complete; 260a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 261a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 262e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam#define MAX_WEP_KEY_LEN 13 263e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam#define NUM_WEP_KEYS 4 264e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam 265a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Per interface specific private data */ 266a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_vif { 267f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek struct list_head list; 268f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek struct ieee80211_vif *vif; 269f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek 270f57ca9c1af3c1e30a40ad99d75940176d8c3ff3aLennert Buytenhek /* Firmware macid for this vif. */ 271f57ca9c1af3c1e30a40ad99d75940176d8c3ff3aLennert Buytenhek int macid; 272f57ca9c1af3c1e30a40ad99d75940176d8c3ff3aLennert Buytenhek 273c2c2b12a8b6cd23d4abbc086642647c656bf406cLennert Buytenhek /* Non AMPDU sequence number assigned by driver. */ 274a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek u16 seqno; 275e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam 276e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam /* Saved WEP keys */ 277e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam struct { 278e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam u8 enabled; 279e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam u8 key[sizeof(struct ieee80211_key_conf) + MAX_WEP_KEY_LEN]; 280e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam } wep_key_conf[NUM_WEP_KEYS]; 281d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam 282d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam /* BSSID */ 283d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam u8 bssid[ETH_ALEN]; 284d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam 285d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam /* A flag to indicate is HW crypto is enabled for this bssid */ 286d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam bool is_hw_crypto_enabled; 287a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 288a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek#define MWL8K_VIF(_vif) ((struct mwl8k_vif *)&((_vif)->drv_priv)) 289fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam#define IEEE80211_KEY_CONF(_u8) ((struct ieee80211_key_conf *)(_u8)) 290a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 291a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhekstruct mwl8k_sta { 292a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek /* Index into station database. Returned by UPDATE_STADB. */ 293a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek u8 peer_id; 294170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam u8 is_ampdu_allowed; 295a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek}; 296a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek#define MWL8K_STA(_sta) ((struct mwl8k_sta *)&((_sta)->drv_priv)) 297a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek 298777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhekstatic const struct ieee80211_channel mwl8k_channels_24[] = { 299a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2412, .hw_value = 1, }, 300a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2417, .hw_value = 2, }, 301a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2422, .hw_value = 3, }, 302a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2427, .hw_value = 4, }, 303a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2432, .hw_value = 5, }, 304a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2437, .hw_value = 6, }, 305a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2442, .hw_value = 7, }, 306a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2447, .hw_value = 8, }, 307a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2452, .hw_value = 9, }, 308a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2457, .hw_value = 10, }, 309a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2462, .hw_value = 11, }, 310647ca6b01a5289948e970ea7c1f656f9d90b0a27Lennert Buytenhek { .center_freq = 2467, .hw_value = 12, }, 311647ca6b01a5289948e970ea7c1f656f9d90b0a27Lennert Buytenhek { .center_freq = 2472, .hw_value = 13, }, 312647ca6b01a5289948e970ea7c1f656f9d90b0a27Lennert Buytenhek { .center_freq = 2484, .hw_value = 14, }, 313a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 314a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 315777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhekstatic const struct ieee80211_rate mwl8k_rates_24[] = { 316a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 10, .hw_value = 2, }, 317a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 20, .hw_value = 4, }, 318a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 55, .hw_value = 11, }, 3195dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek { .bitrate = 110, .hw_value = 22, }, 3205dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek { .bitrate = 220, .hw_value = 44, }, 321a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 60, .hw_value = 12, }, 322a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 90, .hw_value = 18, }, 323a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 120, .hw_value = 24, }, 324a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 180, .hw_value = 36, }, 325a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 240, .hw_value = 48, }, 326a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 360, .hw_value = 72, }, 327a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 480, .hw_value = 96, }, 328a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 540, .hw_value = 108, }, 329140eb5e2c1978622d7cd979d59a1c0586fe3bbdbLennert Buytenhek { .bitrate = 720, .hw_value = 144, }, 330140eb5e2c1978622d7cd979d59a1c0586fe3bbdbLennert Buytenhek}; 331140eb5e2c1978622d7cd979d59a1c0586fe3bbdbLennert Buytenhek 3324eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhekstatic const struct ieee80211_channel mwl8k_channels_50[] = { 3334eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .center_freq = 5180, .hw_value = 36, }, 3344eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .center_freq = 5200, .hw_value = 40, }, 3354eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .center_freq = 5220, .hw_value = 44, }, 3364eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .center_freq = 5240, .hw_value = 48, }, 3374eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek}; 3384eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek 3394eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhekstatic const struct ieee80211_rate mwl8k_rates_50[] = { 3404eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .bitrate = 60, .hw_value = 12, }, 3414eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .bitrate = 90, .hw_value = 18, }, 3424eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .bitrate = 120, .hw_value = 24, }, 3434eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .bitrate = 180, .hw_value = 36, }, 3444eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .bitrate = 240, .hw_value = 48, }, 3454eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .bitrate = 360, .hw_value = 72, }, 3464eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .bitrate = 480, .hw_value = 96, }, 3474eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .bitrate = 540, .hw_value = 108, }, 3484eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .bitrate = 720, .hw_value = 144, }, 3494eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek}; 3504eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek 351a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Set or get info from Firmware */ 352a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_GET 0x0000 35341fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam#define MWL8K_CMD_SET 0x0001 35441fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam#define MWL8K_CMD_SET_LIST 0x0002 355a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 356a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Firmware command codes */ 357a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_CODE_DNLD 0x0001 358a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_GET_HW_SPEC 0x0003 35942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek#define MWL8K_CMD_SET_HW_SPEC 0x0004 360a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_MAC_MULTICAST_ADR 0x0010 361a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_GET_STAT 0x0014 362ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_RADIO_CONTROL 0x001c 363ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_RF_TX_POWER 0x001e 36441fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam#define MWL8K_CMD_TX_POWER 0x001f 36508b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek#define MWL8K_CMD_RF_ANTENNA 0x0020 366aa21d0f69a5ca28d33f584b8952cca154115fd26Lennert Buytenhek#define MWL8K_CMD_SET_BEACON 0x0100 /* per-vif */ 367a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET_PRE_SCAN 0x0107 368a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET_POST_SCAN 0x0108 369ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_RF_CHANNEL 0x010a 370ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_AID 0x010d 371ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_RATE 0x0110 372ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_FINALIZE_JOIN 0x0111 373ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_RTS_THRESHOLD 0x0113 374a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET_SLOT 0x0114 375ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_EDCA_PARAMS 0x0115 376ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_WMM_MODE 0x0123 377a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_MIMO_CONFIG 0x0125 378ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_USE_FIXED_RATE 0x0126 379a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_ENABLE_SNIFFER 0x0150 380aa21d0f69a5ca28d33f584b8952cca154115fd26Lennert Buytenhek#define MWL8K_CMD_SET_MAC_ADDR 0x0202 /* per-vif */ 381a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET_RATEADAPT_MODE 0x0203 3823aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam#define MWL8K_CMD_GET_WATCHDOG_BITMAP 0x0205 383aa21d0f69a5ca28d33f584b8952cca154115fd26Lennert Buytenhek#define MWL8K_CMD_BSS_START 0x1100 /* per-vif */ 384aa21d0f69a5ca28d33f584b8952cca154115fd26Lennert Buytenhek#define MWL8K_CMD_SET_NEW_STN 0x1111 /* per-vif */ 385fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam#define MWL8K_CMD_UPDATE_ENCRYPTION 0x1122 /* per-vif */ 386ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_UPDATE_STADB 0x1123 3875faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam#define MWL8K_CMD_BASTREAM 0x1125 388a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 389b603742f49c3ec922522602e18ac22e8f6835132John W. Linvillestatic const char *mwl8k_cmd_name(__le16 cmd, char *buf, int bufsize) 390a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 391b603742f49c3ec922522602e18ac22e8f6835132John W. Linville u16 command = le16_to_cpu(cmd); 392b603742f49c3ec922522602e18ac22e8f6835132John W. Linville 393a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMDNAME(x) case MWL8K_CMD_##x: do {\ 394a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek snprintf(buf, bufsize, "%s", #x);\ 395a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return buf;\ 396a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } while (0) 397b603742f49c3ec922522602e18ac22e8f6835132John W. Linville switch (command & ~0x8000) { 398a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(CODE_DNLD); 399a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(GET_HW_SPEC); 40042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek MWL8K_CMDNAME(SET_HW_SPEC); 401a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(MAC_MULTICAST_ADR); 402a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(GET_STAT); 403a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(RADIO_CONTROL); 404a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(RF_TX_POWER); 40541fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam MWL8K_CMDNAME(TX_POWER); 40608b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek MWL8K_CMDNAME(RF_ANTENNA); 407b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek MWL8K_CMDNAME(SET_BEACON); 408a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_PRE_SCAN); 409a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_POST_SCAN); 410a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_RF_CHANNEL); 411ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_AID); 412ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_RATE); 413ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_FINALIZE_JOIN); 414ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(RTS_THRESHOLD); 415a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_SLOT); 416ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_EDCA_PARAMS); 417ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_WMM_MODE); 418a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(MIMO_CONFIG); 419ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(USE_FIXED_RATE); 420a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(ENABLE_SNIFFER); 42132060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek MWL8K_CMDNAME(SET_MAC_ADDR); 422a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_RATEADAPT_MODE); 423b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek MWL8K_CMDNAME(BSS_START); 4243f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek MWL8K_CMDNAME(SET_NEW_STN); 425fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam MWL8K_CMDNAME(UPDATE_ENCRYPTION); 426ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(UPDATE_STADB); 4275faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam MWL8K_CMDNAME(BASTREAM); 4283aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam MWL8K_CMDNAME(GET_WATCHDOG_BITMAP); 429a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek default: 430a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek snprintf(buf, bufsize, "0x%x", cmd); 431a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 432a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#undef MWL8K_CMDNAME 433a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 434a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return buf; 435a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 436a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 437a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Hardware and firmware reset */ 438a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_hw_reset(struct mwl8k_priv *priv) 439a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 440a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_RESET, 441a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 442a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_RESET, 443a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 444a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek msleep(20); 445a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 446a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 447a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Release fw image */ 448d1f9e41d1d739cd4393840d35e7554f4a439a4f1Brian Cavagnolostatic void mwl8k_release_fw(const struct firmware **fw) 449a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 450a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (*fw == NULL) 451a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return; 452a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek release_firmware(*fw); 453a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek *fw = NULL; 454a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 455a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 456a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_release_firmware(struct mwl8k_priv *priv) 457a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 45822be40d9c53faa10d03a679160e0854ad115b610Lennert Buytenhek mwl8k_release_fw(&priv->fw_ucode); 45922be40d9c53faa10d03a679160e0854ad115b610Lennert Buytenhek mwl8k_release_fw(&priv->fw_helper); 460a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 461a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 46299020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo/* states for asynchronous f/w loading */ 46399020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolostatic void mwl8k_fw_state_machine(const struct firmware *fw, void *context); 46499020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnoloenum { 46599020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo FW_STATE_INIT = 0, 46699020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo FW_STATE_LOADING_PREF, 46799020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo FW_STATE_LOADING_ALT, 46899020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo FW_STATE_ERROR, 46999020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo}; 47099020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo 471a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Request fw image */ 472a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_request_fw(struct mwl8k_priv *priv, 473d1f9e41d1d739cd4393840d35e7554f4a439a4f1Brian Cavagnolo const char *fname, const struct firmware **fw, 47499020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo bool nowait) 475a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 476a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* release current image */ 477a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (*fw != NULL) 478a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_release_fw(fw); 479a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 48099020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo if (nowait) 48199020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo return request_firmware_nowait(THIS_MODULE, 1, fname, 48299020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo &priv->pdev->dev, GFP_KERNEL, 48399020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo priv, mwl8k_fw_state_machine); 48499020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo else 485d1f9e41d1d739cd4393840d35e7554f4a439a4f1Brian Cavagnolo return request_firmware(fw, fname, &priv->pdev->dev); 486a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 487a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 48899020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolostatic int mwl8k_request_firmware(struct mwl8k_priv *priv, char *fw_image, 48999020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo bool nowait) 490a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 491a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek struct mwl8k_device_info *di = priv->device_info; 492a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 493a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 494a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek if (di->helper_image != NULL) { 49599020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo if (nowait) 49699020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo rc = mwl8k_request_fw(priv, di->helper_image, 49799020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo &priv->fw_helper, true); 49899020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo else 49999020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo rc = mwl8k_request_fw(priv, di->helper_image, 50099020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo &priv->fw_helper, false); 50199020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo if (rc) 50299020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo printk(KERN_ERR "%s: Error requesting helper fw %s\n", 50399020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo pci_name(priv->pdev), di->helper_image); 50499020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo 50599020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo if (rc || nowait) 506a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek return rc; 507a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 508a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 50999020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo if (nowait) { 51099020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo /* 51199020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo * if we get here, no helper image is needed. Skip the 51299020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo * FW_STATE_INIT state. 51399020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo */ 51499020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo priv->fw_state = FW_STATE_LOADING_PREF; 51599020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo rc = mwl8k_request_fw(priv, fw_image, 51699020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo &priv->fw_ucode, 51799020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo true); 51899020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo } else 51999020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo rc = mwl8k_request_fw(priv, fw_image, 52099020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo &priv->fw_ucode, false); 521a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 522c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Error requesting firmware file %s\n", 5230863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo pci_name(priv->pdev), fw_image); 52422be40d9c53faa10d03a679160e0854ad115b610Lennert Buytenhek mwl8k_release_fw(&priv->fw_helper); 525a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 526a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 527a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 528a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 529a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 530a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 531a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_pkt { 532a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 code; 533a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 length; 534f57ca9c1af3c1e30a40ad99d75940176d8c3ff3aLennert Buytenhek __u8 seq_num; 535f57ca9c1af3c1e30a40ad99d75940176d8c3ff3aLennert Buytenhek __u8 macid; 536a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 result; 537a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek char payload[0]; 538ba2d3587912f82d1ab4367975b1df460db60fb1eEric Dumazet} __packed; 539a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 540a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 541a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Firmware loading. 542a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 543a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 544a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmwl8k_send_fw_load_cmd(struct mwl8k_priv *priv, void *data, int length) 545a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 546a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek void __iomem *regs = priv->regs; 547a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr_t dma_addr; 548a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int loops; 549a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 550a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr = pci_map_single(priv->pdev, data, length, PCI_DMA_TODEVICE); 551a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (pci_dma_mapping_error(priv->pdev, dma_addr)) 552a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 553a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 554a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(dma_addr, regs + MWL8K_HIU_GEN_PTR); 555a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, regs + MWL8K_HIU_INT_CODE); 556a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DOORBELL, 557a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 558a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DUMMY, 559a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 560a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 561a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek loops = 1000; 562a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek do { 563a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 int_code; 564a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 565a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int_code = ioread32(regs + MWL8K_HIU_INT_CODE); 566a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (int_code == MWL8K_INT_CODE_CMD_FINISHED) { 567a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, regs + MWL8K_HIU_INT_CODE); 568a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 569a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 570a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 5713d76e82c9538d8104e578ca460d35f214bfddfd3Lennert Buytenhek cond_resched(); 572a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek udelay(1); 573a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } while (--loops); 574a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 575a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_unmap_single(priv->pdev, dma_addr, length, PCI_DMA_TODEVICE); 576a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 577d4b7057052236e81ab0788cc8df306dc02b0e7beLennert Buytenhek return loops ? 0 : -ETIMEDOUT; 578a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 579a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 580a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_load_fw_image(struct mwl8k_priv *priv, 581a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek const u8 *data, size_t length) 582a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 583a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt *cmd; 584a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int done; 585a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc = 0; 586a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 587a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kmalloc(sizeof(*cmd) + 256, GFP_KERNEL); 588a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 589a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 590a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 591a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->code = cpu_to_le16(MWL8K_CMD_CODE_DNLD); 592a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->seq_num = 0; 593f57ca9c1af3c1e30a40ad99d75940176d8c3ff3aLennert Buytenhek cmd->macid = 0; 594a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->result = 0; 595a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 596a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek done = 0; 597a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek while (length) { 598a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int block_size = length > 256 ? 256 : length; 599a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 600a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memcpy(cmd->payload, data + done, block_size); 601a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->length = cpu_to_le16(block_size); 602a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 603a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_send_fw_load_cmd(priv, cmd, 604a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek sizeof(*cmd) + block_size); 605a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 606a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 607a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 608a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek done += block_size; 609a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek length -= block_size; 610a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 611a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 612a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc) { 613a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->length = 0; 614a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_send_fw_load_cmd(priv, cmd, sizeof(*cmd)); 615a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 616a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 617a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 618a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 619a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 620a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 621a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 622a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_feed_fw_image(struct mwl8k_priv *priv, 623a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek const u8 *data, size_t length) 624a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 625a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek unsigned char *buffer; 626a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int may_continue, rc = 0; 627a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 done, prev_block_size; 628a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 629a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek buffer = kmalloc(1024, GFP_KERNEL); 630a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (buffer == NULL) 631a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 632a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 633a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek done = 0; 634a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek prev_block_size = 0; 635a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek may_continue = 1000; 636a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek while (may_continue > 0) { 637a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 block_size; 638a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 639a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek block_size = ioread32(priv->regs + MWL8K_HIU_SCRATCH); 640a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (block_size & 1) { 641a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek block_size &= ~1; 642a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek may_continue--; 643a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } else { 644a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek done += prev_block_size; 645a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek length -= prev_block_size; 646a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 647a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 648a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (block_size > 1024 || block_size > length) { 649a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -EOVERFLOW; 650a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 651a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 652a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 653a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (length == 0) { 654a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = 0; 655a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 656a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 657a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 658a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (block_size == 0) { 659a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -EPROTO; 660a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek may_continue--; 661a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek udelay(1); 662a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek continue; 663a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 664a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 665a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek prev_block_size = block_size; 666a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memcpy(buffer, data + done, block_size); 667a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 668a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_send_fw_load_cmd(priv, buffer, block_size); 669a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 670a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 671a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 672a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 673a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc && length != 0) 674a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -EREMOTEIO; 675a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 676a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(buffer); 677a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 678a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 679a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 680a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 681c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhekstatic int mwl8k_load_firmware(struct ieee80211_hw *hw) 682a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 683c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 684d1f9e41d1d739cd4393840d35e7554f4a439a4f1Brian Cavagnolo const struct firmware *fw = priv->fw_ucode; 685c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek int rc; 686c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek int loops; 687c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek 688c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek if (!memcmp(fw->data, "\x01\x00\x00\x00", 4)) { 689d1f9e41d1d739cd4393840d35e7554f4a439a4f1Brian Cavagnolo const struct firmware *helper = priv->fw_helper; 690a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 691c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek if (helper == NULL) { 692c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: helper image needed but none " 693c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek "given\n", pci_name(priv->pdev)); 694c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek return -EINVAL; 695c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek } 696a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 697c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek rc = mwl8k_load_fw_image(priv, helper->data, helper->size); 698a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 699a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: unable to load firmware " 700c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek "helper image\n", pci_name(priv->pdev)); 701a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 702a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 70389b872e2e476833cde8aaac658c75817f67e8f81Lennert Buytenhek msleep(5); 704a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 705c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek rc = mwl8k_feed_fw_image(priv, fw->data, fw->size); 706a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } else { 707c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek rc = mwl8k_load_fw_image(priv, fw->data, fw->size); 708a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 709a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 710a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 711c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: unable to load firmware image\n", 712c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek pci_name(priv->pdev)); 713a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 714a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 715a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 71689a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek iowrite32(MWL8K_MODE_STA, priv->regs + MWL8K_HIU_GEN_PTR); 717a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 71889b872e2e476833cde8aaac658c75817f67e8f81Lennert Buytenhek loops = 500000; 719a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek do { 720eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek u32 ready_code; 721eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek 722eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek ready_code = ioread32(priv->regs + MWL8K_HIU_INT_CODE); 723eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek if (ready_code == MWL8K_FWAP_READY) { 724eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek priv->ap_fw = 1; 725eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek break; 726eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek } else if (ready_code == MWL8K_FWSTA_READY) { 727eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek priv->ap_fw = 0; 728a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 729eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek } 730eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek 731eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek cond_resched(); 732a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek udelay(1); 733a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } while (--loops); 734a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 735a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return loops ? 0 : -ETIMEDOUT; 736a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 737a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 738a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 739a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* DMA header used by firmware and hardware. */ 740a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_dma_data { 741a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 fwlen; 742a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hdr wh; 74320f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek char data[0]; 744ba2d3587912f82d1ab4367975b1df460db60fb1eEric Dumazet} __packed; 745a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 746a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Routines to add/remove DMA header from skb. */ 74720f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhekstatic inline void mwl8k_remove_dma_header(struct sk_buff *skb, __le16 qos) 748a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 74920f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek struct mwl8k_dma_data *tr; 75020f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek int hdrlen; 75120f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek 75220f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek tr = (struct mwl8k_dma_data *)skb->data; 75320f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek hdrlen = ieee80211_hdrlen(tr->wh.frame_control); 75420f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek 75520f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek if (hdrlen != sizeof(tr->wh)) { 75620f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek if (ieee80211_is_data_qos(tr->wh.frame_control)) { 75720f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek memmove(tr->data - hdrlen, &tr->wh, hdrlen - 2); 75820f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek *((__le16 *)(tr->data - 2)) = qos; 75920f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek } else { 76020f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek memmove(tr->data - hdrlen, &tr->wh, hdrlen); 76120f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek } 762a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 76320f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek 76420f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek if (hdrlen != sizeof(*tr)) 76520f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek skb_pull(skb, sizeof(*tr) - hdrlen); 766a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 767a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 768252486a13a36e2846ff046c18aae67658692ecedNishant Sarmukadamstatic void 769252486a13a36e2846ff046c18aae67658692ecedNishant Sarmukadammwl8k_add_dma_header(struct sk_buff *skb, int tail_pad) 770a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 771a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hdr *wh; 772ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek int hdrlen; 773252486a13a36e2846ff046c18aae67658692ecedNishant Sarmukadam int reqd_hdrlen; 774a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_dma_data *tr; 775a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 776ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek /* 777ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek * Add a firmware DMA header; the firmware requires that we 778ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek * present a 2-byte payload length followed by a 4-address 779ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek * header (without QoS field), followed (optionally) by any 780ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek * WEP/ExtIV header (but only filled in for CCMP). 781ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek */ 782a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek wh = (struct ieee80211_hdr *)skb->data; 783ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek 784a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hdrlen = ieee80211_hdrlen(wh->frame_control); 785252486a13a36e2846ff046c18aae67658692ecedNishant Sarmukadam reqd_hdrlen = sizeof(*tr); 786252486a13a36e2846ff046c18aae67658692ecedNishant Sarmukadam 787252486a13a36e2846ff046c18aae67658692ecedNishant Sarmukadam if (hdrlen != reqd_hdrlen) 788252486a13a36e2846ff046c18aae67658692ecedNishant Sarmukadam skb_push(skb, reqd_hdrlen - hdrlen); 789a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 790ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek if (ieee80211_is_data_qos(wh->frame_control)) 791252486a13a36e2846ff046c18aae67658692ecedNishant Sarmukadam hdrlen -= IEEE80211_QOS_CTL_LEN; 792a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 793a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tr = (struct mwl8k_dma_data *)skb->data; 794a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (wh != &tr->wh) 795a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memmove(&tr->wh, wh, hdrlen); 796ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek if (hdrlen != sizeof(tr->wh)) 797ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek memset(((void *)&tr->wh) + hdrlen, 0, sizeof(tr->wh) - hdrlen); 798a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 799a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 800a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Firmware length is the length of the fully formed "802.11 801a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * payload". That is, everything except for the 802.11 header. 802a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * This includes all crypto material including the MIC. 803a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 804252486a13a36e2846ff046c18aae67658692ecedNishant Sarmukadam tr->fwlen = cpu_to_le16(skb->len - sizeof(*tr) + tail_pad); 805a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 806a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 807e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadamstatic void mwl8k_encapsulate_tx_frame(struct sk_buff *skb) 808e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam{ 809e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam struct ieee80211_hdr *wh; 810e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam struct ieee80211_tx_info *tx_info; 811e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam struct ieee80211_key_conf *key_conf; 812e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam int data_pad; 813e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam 814e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam wh = (struct ieee80211_hdr *)skb->data; 815e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam 816e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam tx_info = IEEE80211_SKB_CB(skb); 817e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam 818e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam key_conf = NULL; 819e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam if (ieee80211_is_data(wh->frame_control)) 820e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam key_conf = tx_info->control.hw_key; 821e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam 822e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam /* 823e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam * Make sure the packet header is in the DMA header format (4-address 824e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam * without QoS), the necessary crypto padding between the header and the 825e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam * payload has already been provided by mac80211, but it doesn't add tail 826e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam * padding when HW crypto is enabled. 827e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam * 828e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam * We have the following trailer padding requirements: 829e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam * - WEP: 4 trailer bytes (ICV) 830e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam * - TKIP: 12 trailer bytes (8 MIC + 4 ICV) 831e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam * - CCMP: 8 trailer bytes (MIC) 832e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam */ 833e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam data_pad = 0; 834e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam if (key_conf != NULL) { 835e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam switch (key_conf->cipher) { 836e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam case WLAN_CIPHER_SUITE_WEP40: 837e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam case WLAN_CIPHER_SUITE_WEP104: 838e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam data_pad = 4; 839e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam break; 840e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam case WLAN_CIPHER_SUITE_TKIP: 841e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam data_pad = 12; 842e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam break; 843e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam case WLAN_CIPHER_SUITE_CCMP: 844e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam data_pad = 8; 845e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam break; 846e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam } 847e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam } 848e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam mwl8k_add_dma_header(skb, data_pad); 849e53d9b964e2568172149d41b3157af9cde9accafNishant Sarmukadam} 850a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 851a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 85289a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek * Packet reception for 88w8366 AP firmware. 8536f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek */ 85489a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstruct mwl8k_rxd_8366_ap { 8556f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le16 pkt_len; 8566f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 sq2; 8576f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 rate; 8586f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le32 pkt_phys_addr; 8596f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le32 next_rxd_phys_addr; 8606f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le16 qos_control; 8616f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le16 htsig2; 8626f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le32 hw_rssi_info; 8636f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le32 hw_noise_floor_info; 8646f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 noise_floor; 8656f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 pad0[3]; 8666f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 rssi; 8676f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 rx_status; 8686f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 channel; 8696f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 rx_ctrl; 870ba2d3587912f82d1ab4367975b1df460db60fb1eEric Dumazet} __packed; 8716f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 87289a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_8366_AP_RATE_INFO_MCS_FORMAT 0x80 87389a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_8366_AP_RATE_INFO_40MHZ 0x40 87489a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_8366_AP_RATE_INFO_RATEID(x) ((x) & 0x3f) 8758e9f33f0ced82a797d285b233e1c956cbd5c7de3Lennert Buytenhek 87689a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_8366_AP_RX_CTRL_OWNED_BY_HOST 0x80 8776f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 878d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam/* 8366 AP rx_status bits */ 879d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam#define MWL8K_8366_AP_RXSTAT_DECRYPT_ERR_MASK 0x80 880d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam#define MWL8K_8366_AP_RXSTAT_GENERAL_DECRYPT_ERR 0xFF 881d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam#define MWL8K_8366_AP_RXSTAT_TKIP_DECRYPT_MIC_ERR 0x02 882d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam#define MWL8K_8366_AP_RXSTAT_WEP_DECRYPT_ICV_ERR 0x04 883d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam#define MWL8K_8366_AP_RXSTAT_TKIP_DECRYPT_ICV_ERR 0x08 884d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam 88589a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstatic void mwl8k_rxd_8366_ap_init(void *_rxd, dma_addr_t next_dma_addr) 8866f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek{ 88789a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek struct mwl8k_rxd_8366_ap *rxd = _rxd; 8886f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 8896f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek rxd->next_rxd_phys_addr = cpu_to_le32(next_dma_addr); 89089a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek rxd->rx_ctrl = MWL8K_8366_AP_RX_CTRL_OWNED_BY_HOST; 8916f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek} 8926f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 89389a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstatic void mwl8k_rxd_8366_ap_refill(void *_rxd, dma_addr_t addr, int len) 8946f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek{ 89589a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek struct mwl8k_rxd_8366_ap *rxd = _rxd; 8966f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 8976f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek rxd->pkt_len = cpu_to_le16(len); 8986f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek rxd->pkt_phys_addr = cpu_to_le32(addr); 8996f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek wmb(); 9006f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek rxd->rx_ctrl = 0; 9016f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek} 9026f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 9036f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhekstatic int 90489a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekmwl8k_rxd_8366_ap_process(void *_rxd, struct ieee80211_rx_status *status, 9050d462bbb0e20863b6c796abd779bfdb534d60278John W. Linville __le16 *qos, s8 *noise) 9066f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek{ 90789a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek struct mwl8k_rxd_8366_ap *rxd = _rxd; 9086f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 90989a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (!(rxd->rx_ctrl & MWL8K_8366_AP_RX_CTRL_OWNED_BY_HOST)) 9106f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek return -1; 9116f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek rmb(); 9126f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 9136f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek memset(status, 0, sizeof(*status)); 9146f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 9156f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek status->signal = -rxd->rssi; 9160d462bbb0e20863b6c796abd779bfdb534d60278John W. Linville *noise = -rxd->noise_floor; 9176f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 91889a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (rxd->rate & MWL8K_8366_AP_RATE_INFO_MCS_FORMAT) { 9196f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek status->flag |= RX_FLAG_HT; 92089a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (rxd->rate & MWL8K_8366_AP_RATE_INFO_40MHZ) 9218e9f33f0ced82a797d285b233e1c956cbd5c7de3Lennert Buytenhek status->flag |= RX_FLAG_40MHZ; 92289a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek status->rate_idx = MWL8K_8366_AP_RATE_INFO_RATEID(rxd->rate); 9236f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek } else { 9246f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek int i; 9256f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 926777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek for (i = 0; i < ARRAY_SIZE(mwl8k_rates_24); i++) { 927777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek if (mwl8k_rates_24[i].hw_value == rxd->rate) { 9286f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek status->rate_idx = i; 9296f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek break; 9306f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek } 9316f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek } 9326f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek } 9336f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 934854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek if (rxd->channel > 14) { 935854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek status->band = IEEE80211_BAND_5GHZ; 936854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek if (!(status->flag & RX_FLAG_HT)) 937854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek status->rate_idx -= 5; 938854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek } else { 939854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek status->band = IEEE80211_BAND_2GHZ; 940854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek } 94159eb21a6504731fc16db4cf9463065dd61093e08Bruno Randolf status->freq = ieee80211_channel_to_frequency(rxd->channel, 94259eb21a6504731fc16db4cf9463065dd61093e08Bruno Randolf status->band); 9436f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 94420f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek *qos = rxd->qos_control; 94520f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek 946d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam if ((rxd->rx_status != MWL8K_8366_AP_RXSTAT_GENERAL_DECRYPT_ERR) && 947d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam (rxd->rx_status & MWL8K_8366_AP_RXSTAT_DECRYPT_ERR_MASK) && 948d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam (rxd->rx_status & MWL8K_8366_AP_RXSTAT_TKIP_DECRYPT_MIC_ERR)) 949d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam status->flag |= RX_FLAG_MMIC_ERROR; 950d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam 9516f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek return le16_to_cpu(rxd->pkt_len); 9526f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek} 9536f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 95489a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstatic struct rxd_ops rxd_8366_ap_ops = { 95589a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_size = sizeof(struct mwl8k_rxd_8366_ap), 95689a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_init = mwl8k_rxd_8366_ap_init, 95789a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_refill = mwl8k_rxd_8366_ap_refill, 95889a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_process = mwl8k_rxd_8366_ap_process, 9596f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek}; 9606f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 9616f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek/* 96289a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek * Packet reception for STA firmware. 963a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 96489a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstruct mwl8k_rxd_sta { 965a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 pkt_len; 966a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 link_quality; 967a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 noise_level; 968a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 pkt_phys_addr; 96945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek __le32 next_rxd_phys_addr; 970a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 qos_control; 971a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 rate_info; 972a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 pad0[4]; 973a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 rssi; 974a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 channel; 975a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 pad1; 976a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 rx_ctrl; 977a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 rx_status; 978a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 pad2[2]; 979ba2d3587912f82d1ab4367975b1df460db60fb1eEric Dumazet} __packed; 980a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 98189a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_STA_RATE_INFO_SHORTPRE 0x8000 98289a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_STA_RATE_INFO_ANTSELECT(x) (((x) >> 11) & 0x3) 98389a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_STA_RATE_INFO_RATEID(x) (((x) >> 3) & 0x3f) 98489a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_STA_RATE_INFO_40MHZ 0x0004 98589a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_STA_RATE_INFO_SHORTGI 0x0002 98689a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_STA_RATE_INFO_MCS_FORMAT 0x0001 98754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 98889a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_STA_RX_CTRL_OWNED_BY_HOST 0x02 989d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam#define MWL8K_STA_RX_CTRL_DECRYPT_ERROR 0x04 990d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam/* ICV=0 or MIC=1 */ 991d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam#define MWL8K_STA_RX_CTRL_DEC_ERR_TYPE 0x08 992d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam/* Key is uploaded only in failure case */ 993d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam#define MWL8K_STA_RX_CTRL_KEY_INDEX 0x30 99454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 99589a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstatic void mwl8k_rxd_sta_init(void *_rxd, dma_addr_t next_dma_addr) 99654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek{ 99789a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek struct mwl8k_rxd_sta *rxd = _rxd; 99854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 99954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd->next_rxd_phys_addr = cpu_to_le32(next_dma_addr); 100089a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek rxd->rx_ctrl = MWL8K_STA_RX_CTRL_OWNED_BY_HOST; 100154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek} 100254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 100389a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstatic void mwl8k_rxd_sta_refill(void *_rxd, dma_addr_t addr, int len) 100454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek{ 100589a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek struct mwl8k_rxd_sta *rxd = _rxd; 100654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 100754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd->pkt_len = cpu_to_le16(len); 100854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd->pkt_phys_addr = cpu_to_le32(addr); 100954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek wmb(); 101054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd->rx_ctrl = 0; 101154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek} 101254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 101354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhekstatic int 101489a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekmwl8k_rxd_sta_process(void *_rxd, struct ieee80211_rx_status *status, 10150d462bbb0e20863b6c796abd779bfdb534d60278John W. Linville __le16 *qos, s8 *noise) 101654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek{ 101789a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek struct mwl8k_rxd_sta *rxd = _rxd; 101854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek u16 rate_info; 101954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 102089a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (!(rxd->rx_ctrl & MWL8K_STA_RX_CTRL_OWNED_BY_HOST)) 102154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek return -1; 102254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rmb(); 102354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 102454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rate_info = le16_to_cpu(rxd->rate_info); 102554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 102654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek memset(status, 0, sizeof(*status)); 102754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 102854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->signal = -rxd->rssi; 10290d462bbb0e20863b6c796abd779bfdb534d60278John W. Linville *noise = -rxd->noise_level; 103089a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek status->antenna = MWL8K_STA_RATE_INFO_ANTSELECT(rate_info); 103189a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek status->rate_idx = MWL8K_STA_RATE_INFO_RATEID(rate_info); 103254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 103389a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (rate_info & MWL8K_STA_RATE_INFO_SHORTPRE) 103454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->flag |= RX_FLAG_SHORTPRE; 103589a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (rate_info & MWL8K_STA_RATE_INFO_40MHZ) 103654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->flag |= RX_FLAG_40MHZ; 103789a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (rate_info & MWL8K_STA_RATE_INFO_SHORTGI) 103854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->flag |= RX_FLAG_SHORT_GI; 103989a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (rate_info & MWL8K_STA_RATE_INFO_MCS_FORMAT) 104054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->flag |= RX_FLAG_HT; 104154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 1042854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek if (rxd->channel > 14) { 1043854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek status->band = IEEE80211_BAND_5GHZ; 1044854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek if (!(status->flag & RX_FLAG_HT)) 1045854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek status->rate_idx -= 5; 1046854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek } else { 1047854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek status->band = IEEE80211_BAND_2GHZ; 1048854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek } 104959eb21a6504731fc16db4cf9463065dd61093e08Bruno Randolf status->freq = ieee80211_channel_to_frequency(rxd->channel, 105059eb21a6504731fc16db4cf9463065dd61093e08Bruno Randolf status->band); 105154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 105220f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek *qos = rxd->qos_control; 1053d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam if ((rxd->rx_ctrl & MWL8K_STA_RX_CTRL_DECRYPT_ERROR) && 1054d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam (rxd->rx_ctrl & MWL8K_STA_RX_CTRL_DEC_ERR_TYPE)) 1055d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam status->flag |= RX_FLAG_MMIC_ERROR; 105620f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek 105754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek return le16_to_cpu(rxd->pkt_len); 105854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek} 105954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 106089a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstatic struct rxd_ops rxd_sta_ops = { 106189a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_size = sizeof(struct mwl8k_rxd_sta), 106289a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_init = mwl8k_rxd_sta_init, 106389a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_refill = mwl8k_rxd_sta_refill, 106489a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_process = mwl8k_rxd_sta_process, 106554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek}; 106654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 106754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 1068a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_RX_DESCS 256 1069a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_RX_MAXSZ 3800 1070a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1071a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_rxq_init(struct ieee80211_hw *hw, int index) 1072a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1073a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1074a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue *rxq = priv->rxq + index; 1075a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int size; 1076a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 1077a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 107845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd_count = 0; 107945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->head = 0; 108045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->tail = 0; 1081a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 108254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek size = MWL8K_RX_DESCS * priv->rxd_ops->rxd_size; 1083a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 108445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd = pci_alloc_consistent(priv->pdev, size, &rxq->rxd_dma); 108545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (rxq->rxd == NULL) { 10865db5584441c2dceb75696fb31a44ac7b9b925359Joe Perches wiphy_err(hw->wiphy, "failed to alloc RX descriptors\n"); 1087a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1088a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 108945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memset(rxq->rxd, 0, size); 1090a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1091b9ede5f1dc03f96949dcaa8f8b3483766c047260Shan Wei rxq->buf = kcalloc(MWL8K_RX_DESCS, sizeof(*rxq->buf), GFP_KERNEL); 1092788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek if (rxq->buf == NULL) { 10935db5584441c2dceb75696fb31a44ac7b9b925359Joe Perches wiphy_err(hw->wiphy, "failed to alloc RX skbuff list\n"); 109445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek pci_free_consistent(priv->pdev, size, rxq->rxd, rxq->rxd_dma); 1095a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1096a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1097a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1098a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_RX_DESCS; i++) { 109954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek int desc_size; 110054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek void *rxd; 1101a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int nexti; 110254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek dma_addr_t next_dma_addr; 110354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 110454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek desc_size = priv->rxd_ops->rxd_size; 110554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd = rxq->rxd + (i * priv->rxd_ops->rxd_size); 1106a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 110754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek nexti = i + 1; 110854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (nexti == MWL8K_RX_DESCS) 110954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek nexti = 0; 111054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek next_dma_addr = rxq->rxd_dma + (nexti * desc_size); 1111a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 111254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek priv->rxd_ops->rxd_init(rxd, next_dma_addr); 1113a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1114a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1115a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 1116a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1117a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1118a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int rxq_refill(struct ieee80211_hw *hw, int index, int limit) 1119a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1120a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1121a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue *rxq = priv->rxq + index; 1122a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int refilled; 1123a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1124a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek refilled = 0; 112545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek while (rxq->rxd_count < MWL8K_RX_DESCS && limit--) { 1126a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *skb; 1127788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek dma_addr_t addr; 1128a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rx; 112954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek void *rxd; 1130a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1131a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek skb = dev_alloc_skb(MWL8K_RX_MAXSZ); 1132a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (skb == NULL) 1133a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 1134a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1135788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek addr = pci_map_single(priv->pdev, skb->data, 1136788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek MWL8K_RX_MAXSZ, DMA_FROM_DEVICE); 1137a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 113854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxq->rxd_count++; 113954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rx = rxq->tail++; 114054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (rxq->tail == MWL8K_RX_DESCS) 114154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxq->tail = 0; 1142788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek rxq->buf[rx].skb = skb; 114353b1b3e1f0feaa57b82d3dc344d887fe3eecc90bFUJITA Tomonori dma_unmap_addr_set(&rxq->buf[rx], dma, addr); 114454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 114554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd = rxq->rxd + (rx * priv->rxd_ops->rxd_size); 114654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek priv->rxd_ops->rxd_refill(rxd, addr, MWL8K_RX_MAXSZ); 1147a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1148a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek refilled++; 1149a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1150a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1151a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return refilled; 1152a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1153a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1154a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Must be called only when the card's reception is completely halted */ 1155a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_rxq_deinit(struct ieee80211_hw *hw, int index) 1156a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1157a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1158a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue *rxq = priv->rxq + index; 1159a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 1160a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 116173b46320209e9fe0d65aba1b8c21489278047574Brian Cavagnolo if (rxq->rxd == NULL) 116273b46320209e9fe0d65aba1b8c21489278047574Brian Cavagnolo return; 116373b46320209e9fe0d65aba1b8c21489278047574Brian Cavagnolo 1164a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_RX_DESCS; i++) { 1165788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek if (rxq->buf[i].skb != NULL) { 1166788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_single(priv->pdev, 116753b1b3e1f0feaa57b82d3dc344d887fe3eecc90bFUJITA Tomonori dma_unmap_addr(&rxq->buf[i], dma), 1168788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek MWL8K_RX_MAXSZ, PCI_DMA_FROMDEVICE); 116953b1b3e1f0feaa57b82d3dc344d887fe3eecc90bFUJITA Tomonori dma_unmap_addr_set(&rxq->buf[i], dma, 0); 1170788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek 1171788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek kfree_skb(rxq->buf[i].skb); 1172788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek rxq->buf[i].skb = NULL; 1173a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1174a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1175a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1176788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek kfree(rxq->buf); 1177788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek rxq->buf = NULL; 1178a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1179a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_free_consistent(priv->pdev, 118054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek MWL8K_RX_DESCS * priv->rxd_ops->rxd_size, 118145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd, rxq->rxd_dma); 118245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd = NULL; 1183a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1184a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1185a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1186a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1187a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Scan a list of BSSIDs to process for finalize join. 1188a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Allows for extension to process multiple BSSIDs. 1189a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1190a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic inline int 1191a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmwl8k_capture_bssid(struct mwl8k_priv *priv, struct ieee80211_hdr *wh) 1192a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1193a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return priv->capture_beacon && 1194a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_is_beacon(wh->frame_control) && 1195a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek !compare_ether_addr(wh->addr3, priv->capture_bssid); 1196a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1197a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 11983779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhekstatic inline void mwl8k_save_beacon(struct ieee80211_hw *hw, 11993779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek struct sk_buff *skb) 1200a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 12013779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 12023779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek 1203a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->capture_beacon = false; 1204d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek memset(priv->capture_bssid, 0, ETH_ALEN); 1205a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1206a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 1207a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Use GFP_ATOMIC as rxq_process is called from 1208a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * the primary interrupt handler, memory allocation call 1209a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * must not sleep. 1210a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1211a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->beacon_skb = skb_copy(skb, GFP_ATOMIC); 1212a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->beacon_skb != NULL) 12133779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek ieee80211_queue_work(hw, &priv->finalize_join_worker); 1214a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1215a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1216d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadamstatic inline struct mwl8k_vif *mwl8k_find_vif_bss(struct list_head *vif_list, 1217d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam u8 *bssid) 1218d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam{ 1219d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam struct mwl8k_vif *mwl8k_vif; 1220d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam 1221d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam list_for_each_entry(mwl8k_vif, 1222d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam vif_list, list) { 1223d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam if (memcmp(bssid, mwl8k_vif->bssid, 1224d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam ETH_ALEN) == 0) 1225d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam return mwl8k_vif; 1226d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam } 1227d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam 1228d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam return NULL; 1229d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam} 1230d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam 1231a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int rxq_process(struct ieee80211_hw *hw, int index, int limit) 1232a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1233a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1234d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam struct mwl8k_vif *mwl8k_vif = NULL; 1235a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue *rxq = priv->rxq + index; 1236a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int processed; 1237a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1238a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek processed = 0; 123945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek while (rxq->rxd_count && limit--) { 1240a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *skb; 124154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek void *rxd; 124254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek int pkt_len; 1243a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_rx_status status; 1244d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam struct ieee80211_hdr *wh; 124520f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek __le16 qos; 1246a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1247788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek skb = rxq->buf[rxq->head].skb; 1248d25f9f1357139bbdc79bc960ea84909a7c22ec2bLennert Buytenhek if (skb == NULL) 1249d25f9f1357139bbdc79bc960ea84909a7c22ec2bLennert Buytenhek break; 125054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 125154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd = rxq->rxd + (rxq->head * priv->rxd_ops->rxd_size); 125254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 12530d462bbb0e20863b6c796abd779bfdb534d60278John W. Linville pkt_len = priv->rxd_ops->rxd_process(rxd, &status, &qos, 12540d462bbb0e20863b6c796abd779bfdb534d60278John W. Linville &priv->noise); 125554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (pkt_len < 0) 125654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek break; 125754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 1258788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek rxq->buf[rxq->head].skb = NULL; 1259788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek 1260788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_single(priv->pdev, 126153b1b3e1f0feaa57b82d3dc344d887fe3eecc90bFUJITA Tomonori dma_unmap_addr(&rxq->buf[rxq->head], dma), 1262788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek MWL8K_RX_MAXSZ, PCI_DMA_FROMDEVICE); 126353b1b3e1f0feaa57b82d3dc344d887fe3eecc90bFUJITA Tomonori dma_unmap_addr_set(&rxq->buf[rxq->head], dma, 0); 1264a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 126554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxq->head++; 126654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (rxq->head == MWL8K_RX_DESCS) 126754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxq->head = 0; 126854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 126945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd_count--; 1270a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1271d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam wh = &((struct mwl8k_dma_data *)skb->data)->wh; 1272a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1273a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 1274c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek * Check for a pending join operation. Save a 1275c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek * copy of the beacon and schedule a tasklet to 1276c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek * send a FINALIZE_JOIN command to the firmware. 1277a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 127854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (mwl8k_capture_bssid(priv, (void *)skb->data)) 12793779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek mwl8k_save_beacon(hw, skb); 1280a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1281d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam if (ieee80211_has_protected(wh->frame_control)) { 1282d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam 1283d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam /* Check if hw crypto has been enabled for 1284d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam * this bss. If yes, set the status flags 1285d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam * accordingly 1286d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam */ 1287d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam mwl8k_vif = mwl8k_find_vif_bss(&priv->vif_list, 1288d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam wh->addr1); 1289d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam 1290d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam if (mwl8k_vif != NULL && 1291d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam mwl8k_vif->is_hw_crypto_enabled == true) { 1292d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam /* 1293d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam * When MMIC ERROR is encountered 1294d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam * by the firmware, payload is 1295d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam * dropped and only 32 bytes of 1296d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam * mwl8k Firmware header is sent 1297d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam * to the host. 1298d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam * 1299d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam * We need to add four bytes of 1300d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam * key information. In it 1301d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam * MAC80211 expects keyidx set to 1302d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam * 0 for triggering Counter 1303d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam * Measure of MMIC failure. 1304d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam */ 1305d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam if (status.flag & RX_FLAG_MMIC_ERROR) { 1306d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam struct mwl8k_dma_data *tr; 1307d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam tr = (struct mwl8k_dma_data *)skb->data; 1308d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam memset((void *)&(tr->data), 0, 4); 1309d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam pkt_len += 4; 1310d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam } 1311d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam 1312d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam if (!ieee80211_is_auth(wh->frame_control)) 1313d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam status.flag |= RX_FLAG_IV_STRIPPED | 1314d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam RX_FLAG_DECRYPTED | 1315d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam RX_FLAG_MMIC_STRIPPED; 1316d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam } 1317d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam } 1318d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam 1319d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam skb_put(skb, pkt_len); 1320d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam mwl8k_remove_dma_header(skb, qos); 1321f1d58c2521eb160178b2151d6326d8dc5d7c8560Johannes Berg memcpy(IEEE80211_SKB_RXCB(skb), &status, sizeof(status)); 1322f1d58c2521eb160178b2151d6326d8dc5d7c8560Johannes Berg ieee80211_rx_irqsafe(hw, skb); 1323a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1324a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek processed++; 1325a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1326a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1327a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return processed; 1328a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1329a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1330a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1331a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1332a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Packet transmission. 1333a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1334a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1335a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_OK 0x00000001 1336a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_OK_RETRY 0x00000002 1337a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_OK_MORE_RETRY 0x00000004 1338a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_MULTICAST_TX 0x00000008 1339a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_FW_OWNED 0x80000000 1340a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1341e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek#define MWL8K_QOS_QLEN_UNSPEC 0xff00 1342e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek#define MWL8K_QOS_ACK_POLICY_MASK 0x0060 1343e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek#define MWL8K_QOS_ACK_POLICY_NORMAL 0x0000 1344e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek#define MWL8K_QOS_ACK_POLICY_BLOCKACK 0x0060 1345e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek#define MWL8K_QOS_EOSP 0x0010 1346e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek 1347a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_tx_desc { 1348a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 status; 1349a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 data_rate; 1350a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 tx_priority; 1351a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 qos_control; 1352a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 pkt_phys_addr; 1353a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 pkt_len; 1354d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek __u8 dest_MAC_addr[ETH_ALEN]; 135545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek __le32 next_txd_phys_addr; 13568a7a578c2e3ac463a17fe30b11ada0509658a952Brian Cavagnolo __le32 timestamp; 1357a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 rate_info; 1358a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 peer_id; 1359a1fe24b0fd8bf16b4e551ae3fb785bfc574b9ffbBrian Cavagnolo __u8 tx_frag_cnt; 1360ba2d3587912f82d1ab4367975b1df460db60fb1eEric Dumazet} __packed; 1361a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1362a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TX_DESCS 128 1363a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1364a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_txq_init(struct ieee80211_hw *hw, int index) 1365a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1366a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1367a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq = priv->txq + index; 1368a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int size; 1369a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 1370a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 13718ccbc3b8b0c919e8609560ca56cd777ece8d2c41Kalle Valo txq->len = 0; 137245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->head = 0; 137345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->tail = 0; 1374a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1375a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek size = MWL8K_TX_DESCS * sizeof(struct mwl8k_tx_desc); 1376a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 137745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->txd = pci_alloc_consistent(priv->pdev, size, &txq->txd_dma); 137845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (txq->txd == NULL) { 13795db5584441c2dceb75696fb31a44ac7b9b925359Joe Perches wiphy_err(hw->wiphy, "failed to alloc TX descriptors\n"); 1380a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1381a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 138245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memset(txq->txd, 0, size); 1383a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1384b9ede5f1dc03f96949dcaa8f8b3483766c047260Shan Wei txq->skb = kcalloc(MWL8K_TX_DESCS, sizeof(*txq->skb), GFP_KERNEL); 138545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (txq->skb == NULL) { 13865db5584441c2dceb75696fb31a44ac7b9b925359Joe Perches wiphy_err(hw->wiphy, "failed to alloc TX skbuff list\n"); 138745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek pci_free_consistent(priv->pdev, size, txq->txd, txq->txd_dma); 1388a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1389a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1390a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1391a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_DESCS; i++) { 1392a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_desc *tx_desc; 1393a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int nexti; 1394a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 139545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx_desc = txq->txd + i; 1396a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek nexti = (i + 1) % MWL8K_TX_DESCS; 1397a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1398a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_desc->status = 0; 139945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx_desc->next_txd_phys_addr = 140045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek cpu_to_le32(txq->txd_dma + nexti * sizeof(*tx_desc)); 1401a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1402a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1403a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 1404a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1405a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1406a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic inline void mwl8k_tx_start(struct mwl8k_priv *priv) 1407a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1408a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_PPA_READY, 1409a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 1410a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DUMMY, 1411a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 1412a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ioread32(priv->regs + MWL8K_HIU_INT_CODE); 1413a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1414a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 14157e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhekstatic void mwl8k_dump_tx_rings(struct ieee80211_hw *hw) 1416a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 14177e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 14187e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int i; 14197e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 1420e600707b021efdc109e7becd467798da339ec26dBrian Cavagnolo for (i = 0; i < mwl8k_tx_queues(priv); i++) { 14217e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek struct mwl8k_tx_queue *txq = priv->txq + i; 14227e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int fw_owned = 0; 14237e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int drv_owned = 0; 14247e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int unused = 0; 14257e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int desc; 14267e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 1427a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (desc = 0; desc < MWL8K_TX_DESCS; desc++) { 14287e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek struct mwl8k_tx_desc *tx_desc = txq->txd + desc; 14297e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek u32 status; 1430a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 14317e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek status = le32_to_cpu(tx_desc->status); 1432a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_TXD_STATUS_FW_OWNED) 14337e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek fw_owned++; 1434a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek else 14357e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek drv_owned++; 1436a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1437a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (tx_desc->pkt_len == 0) 14387e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek unused++; 1439a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1440a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1441c96c31e499b70964cfc88744046c998bb710e4b8Joe Perches wiphy_err(hw->wiphy, 1442c96c31e499b70964cfc88744046c998bb710e4b8Joe Perches "txq[%d] len=%d head=%d tail=%d " 1443c96c31e499b70964cfc88744046c998bb710e4b8Joe Perches "fw_owned=%d drv_owned=%d unused=%d\n", 1444c96c31e499b70964cfc88744046c998bb710e4b8Joe Perches i, 1445c96c31e499b70964cfc88744046c998bb710e4b8Joe Perches txq->len, txq->head, txq->tail, 1446c96c31e499b70964cfc88744046c998bb710e4b8Joe Perches fw_owned, drv_owned, unused); 14477e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek } 1448a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1449a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1450618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek/* 145188de754ad59025eba797e7a8375807755577f450Lennert Buytenhek * Must be called with priv->fw_mutex held and tx queues stopped. 1452618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek */ 145362abd3cfb2f1a0ab1963ac4c4087c477da6b1f2aLennert Buytenhek#define MWL8K_TX_WAIT_TIMEOUT_MS 5000 14547e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 1455950d5b0191dc3e71017f336017f75f6189f39f08Lennert Buytenhekstatic int mwl8k_tx_wait_empty(struct ieee80211_hw *hw) 1456a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1457a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 145888de754ad59025eba797e7a8375807755577f450Lennert Buytenhek DECLARE_COMPLETION_ONSTACK(tx_wait); 14597e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int retry; 14607e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int rc; 1461a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1462a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek might_sleep(); 1463a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 14647e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek /* 14657e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek * The TX queues are stopped at this point, so this test 14667e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek * doesn't need to take ->tx_lock. 14677e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek */ 14687e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek if (!priv->pending_tx_pkts) 14697e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek return 0; 14707e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 14717e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek retry = 0; 14727e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek rc = 0; 14737e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 1474a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_lock_bh(&priv->tx_lock); 14757e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek priv->tx_wait = &tx_wait; 14767e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek while (!rc) { 14777e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int oldcount; 14787e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek unsigned long timeout; 1479a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 14807e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek oldcount = priv->pending_tx_pkts; 1481a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 14827e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek spin_unlock_bh(&priv->tx_lock); 148388de754ad59025eba797e7a8375807755577f450Lennert Buytenhek timeout = wait_for_completion_timeout(&tx_wait, 14847e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek msecs_to_jiffies(MWL8K_TX_WAIT_TIMEOUT_MS)); 1485a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_lock_bh(&priv->tx_lock); 14867e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 14877e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek if (timeout) { 14887e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek WARN_ON(priv->pending_tx_pkts); 14897e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek if (retry) { 1490c96c31e499b70964cfc88744046c998bb710e4b8Joe Perches wiphy_notice(hw->wiphy, "tx rings drained\n"); 14917e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek } 14927e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek break; 14937e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek } 14947e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 14957e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek if (priv->pending_tx_pkts < oldcount) { 1496c96c31e499b70964cfc88744046c998bb710e4b8Joe Perches wiphy_notice(hw->wiphy, 1497c96c31e499b70964cfc88744046c998bb710e4b8Joe Perches "waiting for tx rings to drain (%d -> %d pkts)\n", 1498c96c31e499b70964cfc88744046c998bb710e4b8Joe Perches oldcount, priv->pending_tx_pkts); 14997e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek retry = 1; 15007e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek continue; 15017e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek } 15027e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 1503a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->tx_wait = NULL; 1504a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1505c96c31e499b70964cfc88744046c998bb710e4b8Joe Perches wiphy_err(hw->wiphy, "tx rings stuck for %d ms\n", 1506c96c31e499b70964cfc88744046c998bb710e4b8Joe Perches MWL8K_TX_WAIT_TIMEOUT_MS); 15077e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek mwl8k_dump_tx_rings(hw); 15087e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 15097e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek rc = -ETIMEDOUT; 1510a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 15117e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek spin_unlock_bh(&priv->tx_lock); 1512a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 15137e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek return rc; 1514a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1515a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1516c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek#define MWL8K_TXD_SUCCESS(status) \ 1517c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek ((status) & (MWL8K_TXD_STATUS_OK | \ 1518c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek MWL8K_TXD_STATUS_OK_RETRY | \ 1519c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek MWL8K_TXD_STATUS_OK_MORE_RETRY)) 1520a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1521170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam/* The firmware will fill in the rate information 1522170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam * for each packet that gets queued in the hardware 1523170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam * in this structure 1524170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam */ 1525170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam 1526170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadamstruct rateinfo { 1527170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam __le16 format:1; 1528170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam __le16 short_gi:1; 1529170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam __le16 band_width:1; 1530170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam __le16 rate_id_mcs:6; 1531170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam __le16 adv_coding:2; 1532170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam __le16 antenna:2; 1533170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam __le16 act_sub_chan:2; 1534170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam __le16 preamble_type:1; 1535170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam __le16 power_id:4; 1536170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam __le16 antenna2:1; 1537170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam __le16 reserved:1; 1538170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam __le16 tx_bf_frame:1; 1539170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam __le16 green_field:1; 1540170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam} __packed; 1541170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam 1542efb7c49a68cf206f35793d7799608e1d69a209f9Lennert Buytenhekstatic int 1543efb7c49a68cf206f35793d7799608e1d69a209f9Lennert Buytenhekmwl8k_txq_reclaim(struct ieee80211_hw *hw, int index, int limit, int force) 1544a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1545a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1546a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq = priv->txq + index; 1547efb7c49a68cf206f35793d7799608e1d69a209f9Lennert Buytenhek int processed; 1548a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1549efb7c49a68cf206f35793d7799608e1d69a209f9Lennert Buytenhek processed = 0; 15508ccbc3b8b0c919e8609560ca56cd777ece8d2c41Kalle Valo while (txq->len > 0 && limit--) { 1551a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int tx; 1552a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_desc *tx_desc; 1553a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek unsigned long addr; 1554ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek int size; 1555a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *skb; 1556a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_tx_info *info; 1557a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 status; 1558170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam struct ieee80211_sta *sta; 1559170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam struct mwl8k_sta *sta_info = NULL; 1560170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam u16 rate_info; 1561170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam struct rateinfo *rate; 1562170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam struct ieee80211_hdr *wh; 1563a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 156445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx = txq->head; 156545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx_desc = txq->txd + tx; 1566a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1567a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek status = le32_to_cpu(tx_desc->status); 1568a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1569a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_TXD_STATUS_FW_OWNED) { 1570a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!force) 1571a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 1572a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_desc->status &= 1573a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ~cpu_to_le32(MWL8K_TXD_STATUS_FW_OWNED); 1574a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1575a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 157645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->head = (tx + 1) % MWL8K_TX_DESCS; 15778ccbc3b8b0c919e8609560ca56cd777ece8d2c41Kalle Valo BUG_ON(txq->len == 0); 15788ccbc3b8b0c919e8609560ca56cd777ece8d2c41Kalle Valo txq->len--; 1579a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->pending_tx_pkts--; 1580a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1581a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek addr = le32_to_cpu(tx_desc->pkt_phys_addr); 1582ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek size = le16_to_cpu(tx_desc->pkt_len); 158345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek skb = txq->skb[tx]; 158445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->skb[tx] = NULL; 1585a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1586a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek BUG_ON(skb == NULL); 1587a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_unmap_single(priv->pdev, addr, size, PCI_DMA_TODEVICE); 1588a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 158920f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek mwl8k_remove_dma_header(skb, tx_desc->qos_control); 1590a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1591170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam wh = (struct ieee80211_hdr *) skb->data; 1592170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam 1593a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Mark descriptor as unused */ 1594a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_desc->pkt_phys_addr = 0; 1595a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_desc->pkt_len = 0; 1596a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1597a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek info = IEEE80211_SKB_CB(skb); 1598170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam if (ieee80211_is_data(wh->frame_control)) { 1599170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam sta = info->control.sta; 1600170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam if (sta) { 1601170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam sta_info = MWL8K_STA(sta); 1602170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam BUG_ON(sta_info == NULL); 1603170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam rate_info = le16_to_cpu(tx_desc->rate_info); 1604170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam rate = (struct rateinfo *)&rate_info; 1605170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam /* If rate is < 6.5 Mpbs for an ht station 1606170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam * do not form an ampdu. If the station is a 1607170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam * legacy station (format = 0), do not form an 1608170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam * ampdu 1609170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam */ 1610170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam if (rate->rate_id_mcs < 1 || 1611170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam rate->format == 0) { 1612170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam sta_info->is_ampdu_allowed = false; 1613170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam } else { 1614170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam sta_info->is_ampdu_allowed = true; 1615170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam } 1616170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam } 1617170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam } 1618170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam 1619a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_tx_info_clear_status(info); 16200bf22c3751d19f9be20205c0e7112723618a4858Nishant Sarmukadam 16210bf22c3751d19f9be20205c0e7112723618a4858Nishant Sarmukadam /* Rate control is happening in the firmware. 16220bf22c3751d19f9be20205c0e7112723618a4858Nishant Sarmukadam * Ensure no tx rate is being reported. 16230bf22c3751d19f9be20205c0e7112723618a4858Nishant Sarmukadam */ 16240bf22c3751d19f9be20205c0e7112723618a4858Nishant Sarmukadam info->status.rates[0].idx = -1; 16250bf22c3751d19f9be20205c0e7112723618a4858Nishant Sarmukadam info->status.rates[0].count = 1; 16260bf22c3751d19f9be20205c0e7112723618a4858Nishant Sarmukadam 1627ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek if (MWL8K_TXD_SUCCESS(status)) 1628a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek info->flags |= IEEE80211_TX_STAT_ACK; 1629a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1630a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_tx_status_irqsafe(hw, skb); 1631a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1632efb7c49a68cf206f35793d7799608e1d69a209f9Lennert Buytenhek processed++; 1633a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1634a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 163565f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam if (index < MWL8K_TX_WMM_QUEUES && processed && priv->radio_on && 163665f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam !mutex_is_locked(&priv->fw_mutex)) 1637a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_wake_queue(hw, index); 1638efb7c49a68cf206f35793d7799608e1d69a209f9Lennert Buytenhek 1639efb7c49a68cf206f35793d7799608e1d69a209f9Lennert Buytenhek return processed; 1640a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1641a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1642a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* must be called only when the card's transmit is completely halted */ 1643a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_txq_deinit(struct ieee80211_hw *hw, int index) 1644a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1645a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1646a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq = priv->txq + index; 1647a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 164873b46320209e9fe0d65aba1b8c21489278047574Brian Cavagnolo if (txq->txd == NULL) 164973b46320209e9fe0d65aba1b8c21489278047574Brian Cavagnolo return; 165073b46320209e9fe0d65aba1b8c21489278047574Brian Cavagnolo 1651efb7c49a68cf206f35793d7799608e1d69a209f9Lennert Buytenhek mwl8k_txq_reclaim(hw, index, INT_MAX, 1); 1652a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 165345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek kfree(txq->skb); 165445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->skb = NULL; 1655a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1656a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_free_consistent(priv->pdev, 1657a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_TX_DESCS * sizeof(struct mwl8k_tx_desc), 165845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->txd, txq->txd_dma); 165945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->txd = NULL; 1660a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1661a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1662ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo/* caller must hold priv->stream_lock when calling the stream functions */ 1663ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolostruct mwl8k_ampdu_stream * 1664ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolomwl8k_add_stream(struct ieee80211_hw *hw, struct ieee80211_sta *sta, u8 tid) 1665ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo{ 1666ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo struct mwl8k_ampdu_stream *stream; 1667ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo struct mwl8k_priv *priv = hw->priv; 1668ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo int i; 1669ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo 1670ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo for (i = 0; i < priv->num_ampdu_queues; i++) { 1671ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo stream = &priv->ampdu[i]; 1672ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo if (stream->state == AMPDU_NO_STREAM) { 1673ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo stream->sta = sta; 1674ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo stream->state = AMPDU_STREAM_NEW; 1675ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo stream->tid = tid; 1676ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo stream->idx = i; 1677ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo stream->txq_idx = MWL8K_TX_WMM_QUEUES + i; 1678ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo wiphy_debug(hw->wiphy, "Added a new stream for %pM %d", 1679ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo sta->addr, tid); 1680ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo return stream; 1681ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo } 1682ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo } 1683ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo return NULL; 1684ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo} 1685ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo 1686ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolostatic int 1687ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolomwl8k_start_stream(struct ieee80211_hw *hw, struct mwl8k_ampdu_stream *stream) 1688ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo{ 1689ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo int ret; 1690ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo 1691ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo /* if the stream has already been started, don't start it again */ 1692ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo if (stream->state != AMPDU_STREAM_NEW) 1693ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo return 0; 1694ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo ret = ieee80211_start_tx_ba_session(stream->sta, stream->tid, 0); 1695ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo if (ret) 1696ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo wiphy_debug(hw->wiphy, "Failed to start stream for %pM %d: " 1697ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo "%d\n", stream->sta->addr, stream->tid, ret); 1698ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo else 1699ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo wiphy_debug(hw->wiphy, "Started stream for %pM %d\n", 1700ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo stream->sta->addr, stream->tid); 1701ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo return ret; 1702ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo} 1703ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo 1704ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolostatic void 1705ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolomwl8k_remove_stream(struct ieee80211_hw *hw, struct mwl8k_ampdu_stream *stream) 1706ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo{ 1707ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo wiphy_debug(hw->wiphy, "Remove stream for %pM %d\n", stream->sta->addr, 1708ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo stream->tid); 1709ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo memset(stream, 0, sizeof(*stream)); 1710ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo} 1711ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo 1712ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolostatic struct mwl8k_ampdu_stream * 1713ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolomwl8k_lookup_stream(struct ieee80211_hw *hw, u8 *addr, u8 tid) 1714ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo{ 1715ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo struct mwl8k_priv *priv = hw->priv; 1716ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo int i; 1717ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo 1718ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo for (i = 0 ; i < priv->num_ampdu_queues; i++) { 1719ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo struct mwl8k_ampdu_stream *stream; 1720ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo stream = &priv->ampdu[i]; 1721ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo if (stream->state == AMPDU_NO_STREAM) 1722ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo continue; 1723ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo if (!memcmp(stream->sta->addr, addr, ETH_ALEN) && 1724ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo stream->tid == tid) 1725ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo return stream; 1726ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo } 1727ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo return NULL; 1728ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo} 1729ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo 17307bb4568372856688bc070917265bce0b88bb7d4dJohannes Bergstatic void 1731a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmwl8k_txq_xmit(struct ieee80211_hw *hw, int index, struct sk_buff *skb) 1732a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1733a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1734a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_tx_info *tx_info; 173523b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek struct mwl8k_vif *mwl8k_vif; 173665f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam struct ieee80211_sta *sta; 1737a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hdr *wh; 1738a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq; 1739a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_desc *tx; 1740a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr_t dma; 174123b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek u32 txstatus; 174223b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek u8 txdatarate; 174323b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek u16 qos; 174465f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam int txpriority; 174565f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam u8 tid = 0; 174665f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam struct mwl8k_ampdu_stream *stream = NULL; 174765f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam bool start_ba_session = false; 1748a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 174923b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek wh = (struct ieee80211_hdr *)skb->data; 175023b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek if (ieee80211_is_data_qos(wh->frame_control)) 175123b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek qos = le16_to_cpu(*((__le16 *)ieee80211_get_qos_ctl(wh))); 175223b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek else 175323b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek qos = 0; 1754a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1755d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam if (priv->ap_fw) 1756d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam mwl8k_encapsulate_tx_frame(skb); 1757d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam else 1758d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam mwl8k_add_dma_header(skb, 0); 1759d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam 176023b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek wh = &((struct mwl8k_dma_data *)skb->data)->wh; 1761a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1762a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_info = IEEE80211_SKB_CB(skb); 176365f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam sta = tx_info->control.sta; 1764a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_vif = MWL8K_VIF(tx_info->control.vif); 1765a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1766a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (tx_info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ) { 1767a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek wh->seq_ctrl &= cpu_to_le16(IEEE80211_SCTL_FRAG); 1768657232b625890f202867ede0ed67ecf15827ff80Lennert Buytenhek wh->seq_ctrl |= cpu_to_le16(mwl8k_vif->seqno); 1769657232b625890f202867ede0ed67ecf15827ff80Lennert Buytenhek mwl8k_vif->seqno += 0x10; 1770a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1771a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 177223b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek /* Setup firmware control bit fields for each frame type. */ 177323b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txstatus = 0; 177423b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txdatarate = 0; 177523b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek if (ieee80211_is_mgmt(wh->frame_control) || 177623b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek ieee80211_is_ctl(wh->frame_control)) { 177723b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txdatarate = 0; 1778e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek qos |= MWL8K_QOS_QLEN_UNSPEC | MWL8K_QOS_EOSP; 177923b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek } else if (ieee80211_is_data(wh->frame_control)) { 178023b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txdatarate = 1; 178123b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek if (is_multicast_ether_addr(wh->addr1)) 178223b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txstatus |= MWL8K_TXD_STATUS_MULTICAST_TX; 178323b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek 1784e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek qos &= ~MWL8K_QOS_ACK_POLICY_MASK; 178523b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek if (tx_info->flags & IEEE80211_TX_CTL_AMPDU) 1786e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek qos |= MWL8K_QOS_ACK_POLICY_BLOCKACK; 178723b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek else 1788e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek qos |= MWL8K_QOS_ACK_POLICY_NORMAL; 178923b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek } 1790a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 179165f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam txpriority = index; 179265f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam 179365f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam if (ieee80211_is_data_qos(wh->frame_control) && 179465f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam skb->protocol != cpu_to_be16(ETH_P_PAE) && 179565f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam sta->ht_cap.ht_supported && priv->ap_fw) { 179665f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam tid = qos & 0xf; 179765f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam spin_lock(&priv->stream_lock); 179865f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam stream = mwl8k_lookup_stream(hw, sta->addr, tid); 179965f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam if (stream != NULL) { 180065f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam if (stream->state == AMPDU_STREAM_ACTIVE) { 180165f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam txpriority = stream->txq_idx; 180265f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam index = stream->txq_idx; 180365f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam } else if (stream->state == AMPDU_STREAM_NEW) { 180465f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam /* We get here if the driver sends us packets 180565f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam * after we've initiated a stream, but before 180665f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam * our ampdu_action routine has been called 180765f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam * with IEEE80211_AMPDU_TX_START to get the SSN 180865f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam * for the ADDBA request. So this packet can 180965f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam * go out with no risk of sequence number 181065f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam * mismatch. No special handling is required. 181165f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam */ 181265f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam } else { 181365f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam /* Drop packets that would go out after the 181465f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam * ADDBA request was sent but before the ADDBA 181565f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam * response is received. If we don't do this, 181665f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam * the recipient would probably receive it 181765f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam * after the ADDBA request with SSN 0. This 181865f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam * will cause the recipient's BA receive window 181965f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam * to shift, which would cause the subsequent 182065f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam * packets in the BA stream to be discarded. 182165f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam * mac80211 queues our packets for us in this 182265f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam * case, so this is really just a safety check. 182365f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam */ 182465f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam wiphy_warn(hw->wiphy, 182565f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam "Cannot send packet while ADDBA " 182665f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam "dialog is underway.\n"); 182765f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam spin_unlock(&priv->stream_lock); 182865f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam dev_kfree_skb(skb); 182965f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam return; 183065f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam } 183165f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam } else { 183265f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam /* Defer calling mwl8k_start_stream so that the current 183365f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam * skb can go out before the ADDBA request. This 183465f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam * prevents sequence number mismatch at the recepient 183565f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam * as described above. 183665f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam */ 1837170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam if (MWL8K_STA(sta)->is_ampdu_allowed) { 1838170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam stream = mwl8k_add_stream(hw, sta, tid); 1839170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam if (stream != NULL) 1840170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam start_ba_session = true; 1841170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam } 184265f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam } 184365f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam spin_unlock(&priv->stream_lock); 184465f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam } 184565f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam 1846a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma = pci_map_single(priv->pdev, skb->data, 1847a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek skb->len, PCI_DMA_TODEVICE); 1848a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1849a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (pci_dma_mapping_error(priv->pdev, dma)) { 1850c96c31e499b70964cfc88744046c998bb710e4b8Joe Perches wiphy_debug(hw->wiphy, 1851c96c31e499b70964cfc88744046c998bb710e4b8Joe Perches "failed to dma map skb, dropping TX frame.\n"); 185265f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam if (start_ba_session) { 185365f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam spin_lock(&priv->stream_lock); 185465f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam mwl8k_remove_stream(hw, stream); 185565f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam spin_unlock(&priv->stream_lock); 185665f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam } 185723b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek dev_kfree_skb(skb); 18587bb4568372856688bc070917265bce0b88bb7d4dJohannes Berg return; 1859a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1860a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 186123b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek spin_lock_bh(&priv->tx_lock); 1862a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 186323b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txq = priv->txq + index; 1864a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 186565f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam if (index >= MWL8K_TX_WMM_QUEUES && txq->len >= MWL8K_TX_DESCS) { 186665f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam /* This is the case in which the tx packet is destined for an 186765f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam * AMPDU queue and that AMPDU queue is full. Because we don't 186865f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam * start and stop the AMPDU queues, we must drop these packets. 186965f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam */ 187065f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam dev_kfree_skb(skb); 187165f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam spin_unlock_bh(&priv->tx_lock); 187265f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam return; 187365f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam } 187465f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam 187545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek BUG_ON(txq->skb[txq->tail] != NULL); 187645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->skb[txq->tail] = skb; 1877a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 187845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx = txq->txd + txq->tail; 187923b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek tx->data_rate = txdatarate; 188065f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam tx->tx_priority = txpriority; 1881a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx->qos_control = cpu_to_le16(qos); 1882a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx->pkt_phys_addr = cpu_to_le32(dma); 1883a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx->pkt_len = cpu_to_le16(skb->len); 188423b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek tx->rate_info = 0; 1885a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek if (!priv->ap_fw && tx_info->control.sta != NULL) 1886a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek tx->peer_id = MWL8K_STA(tx_info->control.sta)->peer_id; 1887a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek else 1888a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek tx->peer_id = 0; 1889a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek wmb(); 189023b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek tx->status = cpu_to_le32(MWL8K_TXD_STATUS_FW_OWNED | txstatus); 189123b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek 18928ccbc3b8b0c919e8609560ca56cd777ece8d2c41Kalle Valo txq->len++; 1893a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->pending_tx_pkts++; 1894a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 189545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->tail++; 189645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (txq->tail == MWL8K_TX_DESCS) 189745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->tail = 0; 189823b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek 189965f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam if (txq->head == txq->tail && index < MWL8K_TX_WMM_QUEUES) 1900a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_stop_queue(hw, index); 1901a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 190223b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek mwl8k_tx_start(priv); 1903a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1904a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_unlock_bh(&priv->tx_lock); 190565f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam 190665f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam /* Initiate the ampdu session here */ 190765f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam if (start_ba_session) { 190865f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam spin_lock(&priv->stream_lock); 190965f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam if (mwl8k_start_stream(hw, stream)) 191065f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam mwl8k_remove_stream(hw, stream); 191165f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam spin_unlock(&priv->stream_lock); 191265f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam } 1913a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1914a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1915a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1916a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1917618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * Firmware access. 1918618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * 1919618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * We have the following requirements for issuing firmware commands: 1920618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * - Some commands require that the packet transmit path is idle when 1921618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * the command is issued. (For simplicity, we'll just quiesce the 1922618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * transmit path for every command.) 1923618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * - There are certain sequences of commands that need to be issued to 1924618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * the hardware sequentially, with no other intervening commands. 1925618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * 1926618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * This leads to an implementation of a "firmware lock" as a mutex that 1927618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * can be taken recursively, and which is taken by both the low-level 1928618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * command submission function (mwl8k_post_cmd) as well as any users of 1929618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * that function that require issuing of an atomic sequence of commands, 1930618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * and quiesces the transmit path whenever it's taken. 1931618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek */ 1932618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhekstatic int mwl8k_fw_lock(struct ieee80211_hw *hw) 1933618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek{ 1934618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1935618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1936618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (priv->fw_mutex_owner != current) { 1937618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek int rc; 1938618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1939618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mutex_lock(&priv->fw_mutex); 1940618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek ieee80211_stop_queues(hw); 1941618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1942618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek rc = mwl8k_tx_wait_empty(hw); 1943618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (rc) { 1944618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek ieee80211_wake_queues(hw); 1945618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mutex_unlock(&priv->fw_mutex); 1946618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1947618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek return rc; 1948618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek } 1949618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1950618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_owner = current; 1951618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek } 1952618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1953618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_depth++; 1954618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1955618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek return 0; 1956618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek} 1957618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1958618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhekstatic void mwl8k_fw_unlock(struct ieee80211_hw *hw) 1959618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek{ 1960618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1961618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1962618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (!--priv->fw_mutex_depth) { 1963618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek ieee80211_wake_queues(hw); 1964618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_owner = NULL; 1965618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mutex_unlock(&priv->fw_mutex); 1966618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek } 1967618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek} 1968618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1969618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1970618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek/* 1971a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Command processing. 1972a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1973a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 19740c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek/* Timeout firmware commands after 10s */ 19750c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek#define MWL8K_CMD_TIMEOUT_MS 10000 1976a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1977a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_post_cmd(struct ieee80211_hw *hw, struct mwl8k_cmd_pkt *cmd) 1978a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1979a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek DECLARE_COMPLETION_ONSTACK(cmd_wait); 1980a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1981a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek void __iomem *regs = priv->regs; 1982a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr_t dma_addr; 1983a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek unsigned int dma_size; 1984a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1985a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek unsigned long timeout = 0; 1986a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u8 buf[32]; 1987a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1988b603742f49c3ec922522602e18ac22e8f6835132John W. Linville cmd->result = (__force __le16) 0xffff; 1989a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_size = le16_to_cpu(cmd->length); 1990a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr = pci_map_single(priv->pdev, cmd, dma_size, 1991a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek PCI_DMA_BIDIRECTIONAL); 1992a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (pci_dma_mapping_error(priv->pdev, dma_addr)) 1993a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1994a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1995618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek rc = mwl8k_fw_lock(hw); 199639a1e42eb4d0a2bc3f1211e9012bd23734ab86dbLennert Buytenhek if (rc) { 199739a1e42eb4d0a2bc3f1211e9012bd23734ab86dbLennert Buytenhek pci_unmap_single(priv->pdev, dma_addr, dma_size, 199839a1e42eb4d0a2bc3f1211e9012bd23734ab86dbLennert Buytenhek PCI_DMA_BIDIRECTIONAL); 1999618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek return rc; 200039a1e42eb4d0a2bc3f1211e9012bd23734ab86dbLennert Buytenhek } 2001a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2002a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->hostcmd_wait = &cmd_wait; 2003a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(dma_addr, regs + MWL8K_HIU_GEN_PTR); 2004a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DOORBELL, 2005a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 2006a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DUMMY, 2007a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 2008a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2009a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek timeout = wait_for_completion_timeout(&cmd_wait, 2010a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek msecs_to_jiffies(MWL8K_CMD_TIMEOUT_MS)); 2011a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2012618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->hostcmd_wait = NULL; 2013618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 2014618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mwl8k_fw_unlock(hw); 2015618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 201637055bd455b31b8220c35a1ede9c6aceb791cc88Lennert Buytenhek pci_unmap_single(priv->pdev, dma_addr, dma_size, 201737055bd455b31b8220c35a1ede9c6aceb791cc88Lennert Buytenhek PCI_DMA_BIDIRECTIONAL); 201837055bd455b31b8220c35a1ede9c6aceb791cc88Lennert Buytenhek 2019a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!timeout) { 20205db5584441c2dceb75696fb31a44ac7b9b925359Joe Perches wiphy_err(hw->wiphy, "Command %s timeout after %u ms\n", 2021c96c31e499b70964cfc88744046c998bb710e4b8Joe Perches mwl8k_cmd_name(cmd->code, buf, sizeof(buf)), 2022c96c31e499b70964cfc88744046c998bb710e4b8Joe Perches MWL8K_CMD_TIMEOUT_MS); 2023a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -ETIMEDOUT; 2024a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } else { 20250c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek int ms; 20260c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek 20270c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek ms = MWL8K_CMD_TIMEOUT_MS - jiffies_to_msecs(timeout); 20280c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek 2029ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek rc = cmd->result ? -EINVAL : 0; 2030a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 20315db5584441c2dceb75696fb31a44ac7b9b925359Joe Perches wiphy_err(hw->wiphy, "Command %s error 0x%x\n", 2032c96c31e499b70964cfc88744046c998bb710e4b8Joe Perches mwl8k_cmd_name(cmd->code, buf, sizeof(buf)), 2033c96c31e499b70964cfc88744046c998bb710e4b8Joe Perches le16_to_cpu(cmd->result)); 20340c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek else if (ms > 2000) 20355db5584441c2dceb75696fb31a44ac7b9b925359Joe Perches wiphy_notice(hw->wiphy, "Command %s took %d ms\n", 2036c96c31e499b70964cfc88744046c998bb710e4b8Joe Perches mwl8k_cmd_name(cmd->code, 2037c96c31e499b70964cfc88744046c998bb710e4b8Joe Perches buf, sizeof(buf)), 2038c96c31e499b70964cfc88744046c998bb710e4b8Joe Perches ms); 2039a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2040a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2041a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2042a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2043a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2044f57ca9c1af3c1e30a40ad99d75940176d8c3ff3aLennert Buytenhekstatic int mwl8k_post_pervif_cmd(struct ieee80211_hw *hw, 2045f57ca9c1af3c1e30a40ad99d75940176d8c3ff3aLennert Buytenhek struct ieee80211_vif *vif, 2046f57ca9c1af3c1e30a40ad99d75940176d8c3ff3aLennert Buytenhek struct mwl8k_cmd_pkt *cmd) 2047f57ca9c1af3c1e30a40ad99d75940176d8c3ff3aLennert Buytenhek{ 2048f57ca9c1af3c1e30a40ad99d75940176d8c3ff3aLennert Buytenhek if (vif != NULL) 2049f57ca9c1af3c1e30a40ad99d75940176d8c3ff3aLennert Buytenhek cmd->macid = MWL8K_VIF(vif)->macid; 2050f57ca9c1af3c1e30a40ad99d75940176d8c3ff3aLennert Buytenhek return mwl8k_post_cmd(hw, cmd); 2051f57ca9c1af3c1e30a40ad99d75940176d8c3ff3aLennert Buytenhek} 2052f57ca9c1af3c1e30a40ad99d75940176d8c3ff3aLennert Buytenhek 2053a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 20541349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek * Setup code shared between STA and AP firmware images. 20551349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek */ 20561349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhekstatic void mwl8k_setup_2ghz_band(struct ieee80211_hw *hw) 20571349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek{ 20581349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 20591349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek 20601349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek BUILD_BUG_ON(sizeof(priv->channels_24) != sizeof(mwl8k_channels_24)); 20611349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek memcpy(priv->channels_24, mwl8k_channels_24, sizeof(mwl8k_channels_24)); 20621349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek 20631349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek BUILD_BUG_ON(sizeof(priv->rates_24) != sizeof(mwl8k_rates_24)); 20641349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek memcpy(priv->rates_24, mwl8k_rates_24, sizeof(mwl8k_rates_24)); 20651349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek 20661349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek priv->band_24.band = IEEE80211_BAND_2GHZ; 20671349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek priv->band_24.channels = priv->channels_24; 20681349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek priv->band_24.n_channels = ARRAY_SIZE(mwl8k_channels_24); 20691349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek priv->band_24.bitrates = priv->rates_24; 20701349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek priv->band_24.n_bitrates = ARRAY_SIZE(mwl8k_rates_24); 20711349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek 20721349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek hw->wiphy->bands[IEEE80211_BAND_2GHZ] = &priv->band_24; 20731349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek} 20741349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek 20754eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhekstatic void mwl8k_setup_5ghz_band(struct ieee80211_hw *hw) 20764eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek{ 20774eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 20784eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek 20794eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek BUILD_BUG_ON(sizeof(priv->channels_50) != sizeof(mwl8k_channels_50)); 20804eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek memcpy(priv->channels_50, mwl8k_channels_50, sizeof(mwl8k_channels_50)); 20814eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek 20824eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek BUILD_BUG_ON(sizeof(priv->rates_50) != sizeof(mwl8k_rates_50)); 20834eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek memcpy(priv->rates_50, mwl8k_rates_50, sizeof(mwl8k_rates_50)); 20844eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek 20854eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek priv->band_50.band = IEEE80211_BAND_5GHZ; 20864eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek priv->band_50.channels = priv->channels_50; 20874eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek priv->band_50.n_channels = ARRAY_SIZE(mwl8k_channels_50); 20884eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek priv->band_50.bitrates = priv->rates_50; 20894eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek priv->band_50.n_bitrates = ARRAY_SIZE(mwl8k_rates_50); 20904eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek 20914eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek hw->wiphy->bands[IEEE80211_BAND_5GHZ] = &priv->band_50; 20924eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek} 20934eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek 20941349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek/* 209504b147b19303724aac5ee8e56f113f1935a5c255Lennert Buytenhek * CMD_GET_HW_SPEC (STA version). 2096a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 209704b147b19303724aac5ee8e56f113f1935a5c255Lennert Buytenhekstruct mwl8k_cmd_get_hw_spec_sta { 2098a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2099a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 hw_rev; 2100a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 host_interface; 2101a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 num_mcaddrs; 2102d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek __u8 perm_addr[ETH_ALEN]; 2103a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 region_code; 2104a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 fw_rev; 2105a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 ps_cookie; 2106a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 caps; 2107a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 mcs_bitmap[16]; 2108a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 rx_queue_ptr; 2109a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 num_tx_queues; 2110e600707b021efdc109e7becd467798da339ec26dBrian Cavagnolo __le32 tx_queue_ptrs[MWL8K_TX_WMM_QUEUES]; 2111a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 caps2; 2112a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 num_tx_desc_per_queue; 211345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek __le32 total_rxd; 2114ba2d3587912f82d1ab4367975b1df460db60fb1eEric Dumazet} __packed; 2115a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2116341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek#define MWL8K_CAP_MAX_AMSDU 0x20000000 2117341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek#define MWL8K_CAP_GREENFIELD 0x08000000 2118341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek#define MWL8K_CAP_AMPDU 0x04000000 2119341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek#define MWL8K_CAP_RX_STBC 0x01000000 2120341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek#define MWL8K_CAP_TX_STBC 0x00800000 2121341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek#define MWL8K_CAP_SHORTGI_40MHZ 0x00400000 2122341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek#define MWL8K_CAP_SHORTGI_20MHZ 0x00200000 2123341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek#define MWL8K_CAP_RX_ANTENNA_MASK 0x000e0000 2124341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek#define MWL8K_CAP_TX_ANTENNA_MASK 0x0001c000 2125341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek#define MWL8K_CAP_DELAY_BA 0x00003000 2126341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek#define MWL8K_CAP_MIMO 0x00000200 2127341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek#define MWL8K_CAP_40MHZ 0x00000100 212806953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek#define MWL8K_CAP_BAND_MASK 0x00000007 212906953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek#define MWL8K_CAP_5GHZ 0x00000004 213006953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek#define MWL8K_CAP_2GHZ4 0x00000001 2131341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek 213206953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhekstatic void 213306953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhekmwl8k_set_ht_caps(struct ieee80211_hw *hw, 213406953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek struct ieee80211_supported_band *band, u32 cap) 2135341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek{ 2136341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek int rx_streams; 2137341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek int tx_streams; 2138341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek 2139777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.ht_supported = 1; 2140341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek 2141341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (cap & MWL8K_CAP_MAX_AMSDU) 2142777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.cap |= IEEE80211_HT_CAP_MAX_AMSDU; 2143341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (cap & MWL8K_CAP_GREENFIELD) 2144777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.cap |= IEEE80211_HT_CAP_GRN_FLD; 2145341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (cap & MWL8K_CAP_AMPDU) { 2146341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek hw->flags |= IEEE80211_HW_AMPDU_AGGREGATION; 2147777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; 2148777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_NONE; 2149341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek } 2150341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (cap & MWL8K_CAP_RX_STBC) 2151777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.cap |= IEEE80211_HT_CAP_RX_STBC; 2152341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (cap & MWL8K_CAP_TX_STBC) 2153777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.cap |= IEEE80211_HT_CAP_TX_STBC; 2154341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (cap & MWL8K_CAP_SHORTGI_40MHZ) 2155777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.cap |= IEEE80211_HT_CAP_SGI_40; 2156341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (cap & MWL8K_CAP_SHORTGI_20MHZ) 2157777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.cap |= IEEE80211_HT_CAP_SGI_20; 2158341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (cap & MWL8K_CAP_DELAY_BA) 2159777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.cap |= IEEE80211_HT_CAP_DELAY_BA; 2160341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (cap & MWL8K_CAP_40MHZ) 2161777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; 2162341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek 2163341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek rx_streams = hweight32(cap & MWL8K_CAP_RX_ANTENNA_MASK); 2164341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek tx_streams = hweight32(cap & MWL8K_CAP_TX_ANTENNA_MASK); 2165341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek 2166777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.mcs.rx_mask[0] = 0xff; 2167341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (rx_streams >= 2) 2168777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.mcs.rx_mask[1] = 0xff; 2169341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (rx_streams >= 3) 2170777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.mcs.rx_mask[2] = 0xff; 2171777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.mcs.rx_mask[4] = 0x01; 2172777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; 2173341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek 2174341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (rx_streams != tx_streams) { 2175777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.mcs.tx_params |= IEEE80211_HT_MCS_TX_RX_DIFF; 2176777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.mcs.tx_params |= (tx_streams - 1) << 2177341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT; 2178341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek } 2179341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek} 2180341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek 218106953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhekstatic void 218206953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhekmwl8k_set_caps(struct ieee80211_hw *hw, u32 caps) 218306953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek{ 218406953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 218506953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek 218606953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek if ((caps & MWL8K_CAP_2GHZ4) || !(caps & MWL8K_CAP_BAND_MASK)) { 218706953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek mwl8k_setup_2ghz_band(hw); 218806953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek if (caps & MWL8K_CAP_MIMO) 218906953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek mwl8k_set_ht_caps(hw, &priv->band_24, caps); 219006953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek } 219106953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek 219206953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek if (caps & MWL8K_CAP_5GHZ) { 219306953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek mwl8k_setup_5ghz_band(hw); 219406953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek if (caps & MWL8K_CAP_MIMO) 219506953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek mwl8k_set_ht_caps(hw, &priv->band_50, caps); 219606953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek } 219706953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek} 219806953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek 219904b147b19303724aac5ee8e56f113f1935a5c255Lennert Buytenhekstatic int mwl8k_cmd_get_hw_spec_sta(struct ieee80211_hw *hw) 2200a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2201a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 220204b147b19303724aac5ee8e56f113f1935a5c255Lennert Buytenhek struct mwl8k_cmd_get_hw_spec_sta *cmd; 2203a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2204a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 2205a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2206a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2207a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2208a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2209a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2210a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_GET_HW_SPEC); 2211a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2212a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2213a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memset(cmd->perm_addr, 0xff, sizeof(cmd->perm_addr)); 2214a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->ps_cookie = cpu_to_le32(priv->cookie_dma); 221545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek cmd->rx_queue_ptr = cpu_to_le32(priv->rxq[0].rxd_dma); 2216e600707b021efdc109e7becd467798da339ec26dBrian Cavagnolo cmd->num_tx_queues = cpu_to_le32(mwl8k_tx_queues(priv)); 2217e600707b021efdc109e7becd467798da339ec26dBrian Cavagnolo for (i = 0; i < mwl8k_tx_queues(priv); i++) 221845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek cmd->tx_queue_ptrs[i] = cpu_to_le32(priv->txq[i].txd_dma); 22194ff6432ea620ba467e50ec04b8271ea0eb94e62eLennert Buytenhek cmd->num_tx_desc_per_queue = cpu_to_le32(MWL8K_TX_DESCS); 222045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek cmd->total_rxd = cpu_to_le32(MWL8K_RX_DESCS); 2221a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2222a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2223a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2224a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc) { 2225a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek SET_IEEE80211_PERM_ADDR(hw, cmd->perm_addr); 2226a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->num_mcaddrs = le16_to_cpu(cmd->num_mcaddrs); 22274ff6432ea620ba467e50ec04b8271ea0eb94e62eLennert Buytenhek priv->fw_rev = le32_to_cpu(cmd->fw_rev); 2228a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->hw_rev = cmd->hw_rev; 222906953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek mwl8k_set_caps(hw, le32_to_cpu(cmd->caps)); 2230ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek priv->ap_macids_supported = 0x00000000; 2231ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek priv->sta_macids_supported = 0x00000001; 2232a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2233a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2234a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2235a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2236a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2237a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2238a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 223942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek * CMD_GET_HW_SPEC (AP version). 224042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek */ 224142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhekstruct mwl8k_cmd_get_hw_spec_ap { 224242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_cmd_pkt header; 224342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 hw_rev; 224442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 host_interface; 224542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 num_wcb; 224642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 num_mcaddrs; 224742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 perm_addr[ETH_ALEN]; 224842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 region_code; 224942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 num_antenna; 225042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 fw_rev; 225142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 wcbbase0; 225242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 rxwrptr; 225342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 rxrdptr; 225442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 ps_cookie; 225542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 wcbbase1; 225642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 wcbbase2; 225742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 wcbbase3; 2258952a0e963fb02e50f4afbf502f7d468a8fe2b0faBrian Cavagnolo __le32 fw_api_version; 22598a7a578c2e3ac463a17fe30b11ada0509658a952Brian Cavagnolo __le32 caps; 22608a7a578c2e3ac463a17fe30b11ada0509658a952Brian Cavagnolo __le32 num_of_ampdu_queues; 22618a7a578c2e3ac463a17fe30b11ada0509658a952Brian Cavagnolo __le32 wcbbase_ampdu[MWL8K_MAX_AMPDU_QUEUES]; 2262ba2d3587912f82d1ab4367975b1df460db60fb1eEric Dumazet} __packed; 226342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 226442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhekstatic int mwl8k_cmd_get_hw_spec_ap(struct ieee80211_hw *hw) 226542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek{ 226642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 226742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_cmd_get_hw_spec_ap *cmd; 22688a7a578c2e3ac463a17fe30b11ada0509658a952Brian Cavagnolo int rc, i; 2269952a0e963fb02e50f4afbf502f7d468a8fe2b0faBrian Cavagnolo u32 api_version; 227042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 227142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 227242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek if (cmd == NULL) 227342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek return -ENOMEM; 227442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 227542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_GET_HW_SPEC); 227642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 227742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 227842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek memset(cmd->perm_addr, 0xff, sizeof(cmd->perm_addr)); 227942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->ps_cookie = cpu_to_le32(priv->cookie_dma); 228042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 228142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 228242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 228342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek if (!rc) { 228442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek int off; 228542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 2286952a0e963fb02e50f4afbf502f7d468a8fe2b0faBrian Cavagnolo api_version = le32_to_cpu(cmd->fw_api_version); 2287952a0e963fb02e50f4afbf502f7d468a8fe2b0faBrian Cavagnolo if (priv->device_info->fw_api_ap != api_version) { 2288952a0e963fb02e50f4afbf502f7d468a8fe2b0faBrian Cavagnolo printk(KERN_ERR "%s: Unsupported fw API version for %s." 2289952a0e963fb02e50f4afbf502f7d468a8fe2b0faBrian Cavagnolo " Expected %d got %d.\n", MWL8K_NAME, 2290952a0e963fb02e50f4afbf502f7d468a8fe2b0faBrian Cavagnolo priv->device_info->part_name, 2291952a0e963fb02e50f4afbf502f7d468a8fe2b0faBrian Cavagnolo priv->device_info->fw_api_ap, 2292952a0e963fb02e50f4afbf502f7d468a8fe2b0faBrian Cavagnolo api_version); 2293952a0e963fb02e50f4afbf502f7d468a8fe2b0faBrian Cavagnolo rc = -EINVAL; 2294952a0e963fb02e50f4afbf502f7d468a8fe2b0faBrian Cavagnolo goto done; 2295952a0e963fb02e50f4afbf502f7d468a8fe2b0faBrian Cavagnolo } 229642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek SET_IEEE80211_PERM_ADDR(hw, cmd->perm_addr); 229742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek priv->num_mcaddrs = le16_to_cpu(cmd->num_mcaddrs); 229842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek priv->fw_rev = le32_to_cpu(cmd->fw_rev); 229942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek priv->hw_rev = cmd->hw_rev; 23008a7a578c2e3ac463a17fe30b11ada0509658a952Brian Cavagnolo mwl8k_set_caps(hw, le32_to_cpu(cmd->caps)); 2301ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek priv->ap_macids_supported = 0x000000ff; 2302ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek priv->sta_macids_supported = 0x00000000; 23038a7a578c2e3ac463a17fe30b11ada0509658a952Brian Cavagnolo priv->num_ampdu_queues = le32_to_cpu(cmd->num_of_ampdu_queues); 23048a7a578c2e3ac463a17fe30b11ada0509658a952Brian Cavagnolo if (priv->num_ampdu_queues > MWL8K_MAX_AMPDU_QUEUES) { 23058a7a578c2e3ac463a17fe30b11ada0509658a952Brian Cavagnolo wiphy_warn(hw->wiphy, "fw reported %d ampdu queues" 23068a7a578c2e3ac463a17fe30b11ada0509658a952Brian Cavagnolo " but we only support %d.\n", 23078a7a578c2e3ac463a17fe30b11ada0509658a952Brian Cavagnolo priv->num_ampdu_queues, 23088a7a578c2e3ac463a17fe30b11ada0509658a952Brian Cavagnolo MWL8K_MAX_AMPDU_QUEUES); 23098a7a578c2e3ac463a17fe30b11ada0509658a952Brian Cavagnolo priv->num_ampdu_queues = MWL8K_MAX_AMPDU_QUEUES; 23108a7a578c2e3ac463a17fe30b11ada0509658a952Brian Cavagnolo } 231142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->rxwrptr) & 0xffff; 2312b603742f49c3ec922522602e18ac22e8f6835132John W. Linville iowrite32(priv->rxq[0].rxd_dma, priv->sram + off); 231342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 231442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->rxrdptr) & 0xffff; 2315b603742f49c3ec922522602e18ac22e8f6835132John W. Linville iowrite32(priv->rxq[0].rxd_dma, priv->sram + off); 231642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 231773b46320209e9fe0d65aba1b8c21489278047574Brian Cavagnolo priv->txq_offset[0] = le32_to_cpu(cmd->wcbbase0) & 0xffff; 231873b46320209e9fe0d65aba1b8c21489278047574Brian Cavagnolo priv->txq_offset[1] = le32_to_cpu(cmd->wcbbase1) & 0xffff; 231973b46320209e9fe0d65aba1b8c21489278047574Brian Cavagnolo priv->txq_offset[2] = le32_to_cpu(cmd->wcbbase2) & 0xffff; 232073b46320209e9fe0d65aba1b8c21489278047574Brian Cavagnolo priv->txq_offset[3] = le32_to_cpu(cmd->wcbbase3) & 0xffff; 23218a7a578c2e3ac463a17fe30b11ada0509658a952Brian Cavagnolo 23228a7a578c2e3ac463a17fe30b11ada0509658a952Brian Cavagnolo for (i = 0; i < priv->num_ampdu_queues; i++) 2323e600707b021efdc109e7becd467798da339ec26dBrian Cavagnolo priv->txq_offset[i + MWL8K_TX_WMM_QUEUES] = 23248a7a578c2e3ac463a17fe30b11ada0509658a952Brian Cavagnolo le32_to_cpu(cmd->wcbbase_ampdu[i]) & 0xffff; 232542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek } 232642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 2327952a0e963fb02e50f4afbf502f7d468a8fe2b0faBrian Cavagnolodone: 232842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek kfree(cmd); 232942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek return rc; 233042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek} 233142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 233242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek/* 233342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek * CMD_SET_HW_SPEC. 233442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek */ 233542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhekstruct mwl8k_cmd_set_hw_spec { 233642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_cmd_pkt header; 233742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 hw_rev; 233842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 host_interface; 233942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 num_mcaddrs; 234042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 perm_addr[ETH_ALEN]; 234142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 region_code; 234242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 fw_rev; 234342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 ps_cookie; 234442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 caps; 234542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 rx_queue_ptr; 234642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 num_tx_queues; 2347e600707b021efdc109e7becd467798da339ec26dBrian Cavagnolo __le32 tx_queue_ptrs[MWL8K_MAX_TX_QUEUES]; 234842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 flags; 234942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 num_tx_desc_per_queue; 235042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 total_rxd; 2351ba2d3587912f82d1ab4367975b1df460db60fb1eEric Dumazet} __packed; 235242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 23538a7a578c2e3ac463a17fe30b11ada0509658a952Brian Cavagnolo/* If enabled, MWL8K_SET_HW_SPEC_FLAG_ENABLE_LIFE_TIME_EXPIRY will cause 23548a7a578c2e3ac463a17fe30b11ada0509658a952Brian Cavagnolo * packets to expire 500 ms after the timestamp in the tx descriptor. That is, 23558a7a578c2e3ac463a17fe30b11ada0509658a952Brian Cavagnolo * the packets that are queued for more than 500ms, will be dropped in the 23568a7a578c2e3ac463a17fe30b11ada0509658a952Brian Cavagnolo * hardware. This helps minimizing the issues caused due to head-of-line 23578a7a578c2e3ac463a17fe30b11ada0509658a952Brian Cavagnolo * blocking where a slow client can hog the bandwidth and affect traffic to a 23588a7a578c2e3ac463a17fe30b11ada0509658a952Brian Cavagnolo * faster client. 23598a7a578c2e3ac463a17fe30b11ada0509658a952Brian Cavagnolo */ 23608a7a578c2e3ac463a17fe30b11ada0509658a952Brian Cavagnolo#define MWL8K_SET_HW_SPEC_FLAG_ENABLE_LIFE_TIME_EXPIRY 0x00000400 2361b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek#define MWL8K_SET_HW_SPEC_FLAG_HOST_DECR_MGMT 0x00000080 2362b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek#define MWL8K_SET_HW_SPEC_FLAG_HOSTFORM_PROBERESP 0x00000020 2363b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek#define MWL8K_SET_HW_SPEC_FLAG_HOSTFORM_BEACON 0x00000010 236442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 236542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhekstatic int mwl8k_cmd_set_hw_spec(struct ieee80211_hw *hw) 236642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek{ 236742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 236842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_cmd_set_hw_spec *cmd; 236942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek int rc; 237042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek int i; 237142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 237242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 237342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek if (cmd == NULL) 237442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek return -ENOMEM; 237542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 237642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_HW_SPEC); 237742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 237842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 237942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->ps_cookie = cpu_to_le32(priv->cookie_dma); 238042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->rx_queue_ptr = cpu_to_le32(priv->rxq[0].rxd_dma); 2381e600707b021efdc109e7becd467798da339ec26dBrian Cavagnolo cmd->num_tx_queues = cpu_to_le32(mwl8k_tx_queues(priv)); 238285c9205c79c794a6eea0c7217db93b4c637f136eNishant Sarmukadam 238385c9205c79c794a6eea0c7217db93b4c637f136eNishant Sarmukadam /* 238485c9205c79c794a6eea0c7217db93b4c637f136eNishant Sarmukadam * Mac80211 stack has Q0 as highest priority and Q3 as lowest in 238585c9205c79c794a6eea0c7217db93b4c637f136eNishant Sarmukadam * that order. Firmware has Q3 as highest priority and Q0 as lowest 238685c9205c79c794a6eea0c7217db93b4c637f136eNishant Sarmukadam * in that order. Map Q3 of mac80211 to Q0 of firmware so that the 238785c9205c79c794a6eea0c7217db93b4c637f136eNishant Sarmukadam * priority is interpreted the right way in firmware. 238885c9205c79c794a6eea0c7217db93b4c637f136eNishant Sarmukadam */ 2389e600707b021efdc109e7becd467798da339ec26dBrian Cavagnolo for (i = 0; i < mwl8k_tx_queues(priv); i++) { 2390e600707b021efdc109e7becd467798da339ec26dBrian Cavagnolo int j = mwl8k_tx_queues(priv) - 1 - i; 239185c9205c79c794a6eea0c7217db93b4c637f136eNishant Sarmukadam cmd->tx_queue_ptrs[i] = cpu_to_le32(priv->txq[j].txd_dma); 239285c9205c79c794a6eea0c7217db93b4c637f136eNishant Sarmukadam } 239385c9205c79c794a6eea0c7217db93b4c637f136eNishant Sarmukadam 2394b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek cmd->flags = cpu_to_le32(MWL8K_SET_HW_SPEC_FLAG_HOST_DECR_MGMT | 2395b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek MWL8K_SET_HW_SPEC_FLAG_HOSTFORM_PROBERESP | 2396b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek MWL8K_SET_HW_SPEC_FLAG_HOSTFORM_BEACON); 239742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->num_tx_desc_per_queue = cpu_to_le32(MWL8K_TX_DESCS); 239842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->total_rxd = cpu_to_le32(MWL8K_RX_DESCS); 239942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 240042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 240142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek kfree(cmd); 240242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 240342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek return rc; 240442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek} 240542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 240642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek/* 2407a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_MAC_MULTICAST_ADR. 2408a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2409a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_mac_multicast_adr { 2410a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2411a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 2412a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 numaddr; 2413ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek __u8 addr[0][ETH_ALEN]; 2414a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 2415a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2416d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek#define MWL8K_ENABLE_RX_DIRECTED 0x0001 2417d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek#define MWL8K_ENABLE_RX_MULTICAST 0x0002 2418d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek#define MWL8K_ENABLE_RX_ALL_MULTICAST 0x0004 2419d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek#define MWL8K_ENABLE_RX_BROADCAST 0x0008 2420ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek 2421e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhekstatic struct mwl8k_cmd_pkt * 2422447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek__mwl8k_cmd_mac_multicast_adr(struct ieee80211_hw *hw, int allmulti, 242322bedad3ce112d5ca1eaf043d4990fa2ed698c87Jiri Pirko struct netdev_hw_addr_list *mc_list) 2424a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2425e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2426a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_mac_multicast_adr *cmd; 2427e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek int size; 242822bedad3ce112d5ca1eaf043d4990fa2ed698c87Jiri Pirko int mc_count = 0; 242922bedad3ce112d5ca1eaf043d4990fa2ed698c87Jiri Pirko 243022bedad3ce112d5ca1eaf043d4990fa2ed698c87Jiri Pirko if (mc_list) 243122bedad3ce112d5ca1eaf043d4990fa2ed698c87Jiri Pirko mc_count = netdev_hw_addr_list_count(mc_list); 2432e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 2433447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek if (allmulti || mc_count > priv->num_mcaddrs) { 2434d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek allmulti = 1; 2435d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek mc_count = 0; 2436d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek } 2437e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 2438e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek size = sizeof(*cmd) + mc_count * ETH_ALEN; 2439ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek 2440e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek cmd = kzalloc(size, GFP_ATOMIC); 2441a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2442e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek return NULL; 2443a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2444a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_MAC_MULTICAST_ADR); 2445a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(size); 2446d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek cmd->action = cpu_to_le16(MWL8K_ENABLE_RX_DIRECTED | 2447d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek MWL8K_ENABLE_RX_BROADCAST); 2448d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek 2449d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek if (allmulti) { 2450d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek cmd->action |= cpu_to_le16(MWL8K_ENABLE_RX_ALL_MULTICAST); 2451d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek } else if (mc_count) { 245222bedad3ce112d5ca1eaf043d4990fa2ed698c87Jiri Pirko struct netdev_hw_addr *ha; 245322bedad3ce112d5ca1eaf043d4990fa2ed698c87Jiri Pirko int i = 0; 2454d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek 2455d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek cmd->action |= cpu_to_le16(MWL8K_ENABLE_RX_MULTICAST); 2456d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek cmd->numaddr = cpu_to_le16(mc_count); 245722bedad3ce112d5ca1eaf043d4990fa2ed698c87Jiri Pirko netdev_hw_addr_list_for_each(ha, mc_list) { 245822bedad3ce112d5ca1eaf043d4990fa2ed698c87Jiri Pirko memcpy(cmd->addr[i], ha->addr, ETH_ALEN); 2459a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2460a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2461a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2462e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek return &cmd->header; 2463a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2464a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2465a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 246655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_GET_STAT. 2467a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 246855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_get_stat { 2469a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2470a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 stats[64]; 2471ba2d3587912f82d1ab4367975b1df460db60fb1eEric Dumazet} __packed; 2472a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2473a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STAT_ACK_FAILURE 9 2474a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STAT_RTS_FAILURE 12 2475a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STAT_FCS_ERROR 24 2476a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STAT_RTS_SUCCESS 11 2477a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 247855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_get_stat(struct ieee80211_hw *hw, 247955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct ieee80211_low_level_stats *stats) 2480a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 248155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_get_stat *cmd; 2482a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2483a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2484a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2485a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2486a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2487a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2488a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_GET_STAT); 2489a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2490a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2491a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2492a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc) { 2493a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek stats->dot11ACKFailureCount = 2494a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek le32_to_cpu(cmd->stats[MWL8K_STAT_ACK_FAILURE]); 2495a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek stats->dot11RTSFailureCount = 2496a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek le32_to_cpu(cmd->stats[MWL8K_STAT_RTS_FAILURE]); 2497a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek stats->dot11FCSErrorCount = 2498a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek le32_to_cpu(cmd->stats[MWL8K_STAT_FCS_ERROR]); 2499a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek stats->dot11RTSSuccessCount = 2500a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek le32_to_cpu(cmd->stats[MWL8K_STAT_RTS_SUCCESS]); 2501a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2502a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2503a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2504a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2505a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2506a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2507a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 250855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_RADIO_CONTROL. 2509a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 251055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_radio_control { 2511a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2512a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 2513a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 control; 2514a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 radio_on; 2515ba2d3587912f82d1ab4367975b1df460db60fb1eEric Dumazet} __packed; 2516a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2517c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhekstatic int 251855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekmwl8k_cmd_radio_control(struct ieee80211_hw *hw, bool enable, bool force) 2519a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2520a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 252155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_radio_control *cmd; 2522a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2523a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2524c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek if (enable == priv->radio_on && !force) 2525a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 2526a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2527a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2528a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2529a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2530a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2531a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_RADIO_CONTROL); 2532a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2533a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 253468ce38845c23443b15e374fb7362916c1231278eLennert Buytenhek cmd->control = cpu_to_le16(priv->radio_short_preamble ? 3 : 1); 2535a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->radio_on = cpu_to_le16(enable ? 0x0001 : 0x0000); 2536a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2537a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2538a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2539a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2540a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc) 2541c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek priv->radio_on = enable; 2542a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2543a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2544a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2545a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 254655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_radio_disable(struct ieee80211_hw *hw) 2547c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek{ 254855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return mwl8k_cmd_radio_control(hw, 0, 0); 2549c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek} 2550c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek 255155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_radio_enable(struct ieee80211_hw *hw) 2552c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek{ 255355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return mwl8k_cmd_radio_control(hw, 1, 0); 2554c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek} 2555c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek 2556a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 2557a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmwl8k_set_radio_preamble(struct ieee80211_hw *hw, bool short_preamble) 2558a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 255999200a992e365a73dc67a6570524e5f3af4386ddLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2560a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 256168ce38845c23443b15e374fb7362916c1231278eLennert Buytenhek priv->radio_short_preamble = short_preamble; 2562a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 256355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return mwl8k_cmd_radio_control(hw, 1, 1); 2564a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2565a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2566a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 256755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_RF_TX_POWER. 2568a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 256941fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam#define MWL8K_RF_TX_POWER_LEVEL_TOTAL 8 2570a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 257155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_rf_tx_power { 2572a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2573a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 2574a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 support_level; 2575a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 current_level; 2576a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 reserved; 257741fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam __le16 power_level_list[MWL8K_RF_TX_POWER_LEVEL_TOTAL]; 2578ba2d3587912f82d1ab4367975b1df460db60fb1eEric Dumazet} __packed; 2579a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 258055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_rf_tx_power(struct ieee80211_hw *hw, int dBm) 2581a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 258255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_rf_tx_power *cmd; 2583a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2584a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2585a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2586a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2587a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2588a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2589a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_RF_TX_POWER); 2590a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2591a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 2592a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->support_level = cpu_to_le16(dBm); 2593a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2594a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2595a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2596a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2597a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2598a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2599a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2600a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 260141fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam * CMD_TX_POWER. 260241fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam */ 260341fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam#define MWL8K_TX_POWER_LEVEL_TOTAL 12 260441fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam 260541fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadamstruct mwl8k_cmd_tx_power { 260641fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam struct mwl8k_cmd_pkt header; 260741fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam __le16 action; 260841fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam __le16 band; 260941fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam __le16 channel; 261041fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam __le16 bw; 261141fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam __le16 sub_ch; 261241fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam __le16 power_level_list[MWL8K_TX_POWER_LEVEL_TOTAL]; 261341fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam} __attribute__((packed)); 261441fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam 261541fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadamstatic int mwl8k_cmd_tx_power(struct ieee80211_hw *hw, 261641fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam struct ieee80211_conf *conf, 261741fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam unsigned short pwr) 261841fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam{ 261941fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam struct ieee80211_channel *channel = conf->channel; 262041fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam struct mwl8k_cmd_tx_power *cmd; 262141fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam int rc; 262241fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam int i; 262341fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam 262441fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 262541fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam if (cmd == NULL) 262641fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam return -ENOMEM; 262741fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam 262841fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam cmd->header.code = cpu_to_le16(MWL8K_CMD_TX_POWER); 262941fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam cmd->header.length = cpu_to_le16(sizeof(*cmd)); 263041fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam cmd->action = cpu_to_le16(MWL8K_CMD_SET_LIST); 263141fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam 263241fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam if (channel->band == IEEE80211_BAND_2GHZ) 263341fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam cmd->band = cpu_to_le16(0x1); 263441fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam else if (channel->band == IEEE80211_BAND_5GHZ) 263541fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam cmd->band = cpu_to_le16(0x4); 263641fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam 263741fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam cmd->channel = channel->hw_value; 263841fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam 263941fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam if (conf->channel_type == NL80211_CHAN_NO_HT || 264041fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam conf->channel_type == NL80211_CHAN_HT20) { 264141fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam cmd->bw = cpu_to_le16(0x2); 264241fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam } else { 264341fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam cmd->bw = cpu_to_le16(0x4); 264441fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam if (conf->channel_type == NL80211_CHAN_HT40MINUS) 264541fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam cmd->sub_ch = cpu_to_le16(0x3); 264641fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam else if (conf->channel_type == NL80211_CHAN_HT40PLUS) 264741fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam cmd->sub_ch = cpu_to_le16(0x1); 264841fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam } 264941fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam 265041fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam for (i = 0; i < MWL8K_TX_POWER_LEVEL_TOTAL; i++) 265141fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam cmd->power_level_list[i] = cpu_to_le16(pwr); 265241fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam 265341fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam rc = mwl8k_post_cmd(hw, &cmd->header); 265441fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam kfree(cmd); 265541fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam 265641fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam return rc; 265741fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam} 265841fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam 265941fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam/* 266008b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek * CMD_RF_ANTENNA. 266108b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek */ 266208b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhekstruct mwl8k_cmd_rf_antenna { 266308b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek struct mwl8k_cmd_pkt header; 266408b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek __le16 antenna; 266508b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek __le16 mode; 2666ba2d3587912f82d1ab4367975b1df460db60fb1eEric Dumazet} __packed; 266708b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 266808b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek#define MWL8K_RF_ANTENNA_RX 1 266908b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek#define MWL8K_RF_ANTENNA_TX 2 267008b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 267108b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhekstatic int 267208b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhekmwl8k_cmd_rf_antenna(struct ieee80211_hw *hw, int antenna, int mask) 267308b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek{ 267408b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek struct mwl8k_cmd_rf_antenna *cmd; 267508b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek int rc; 267608b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 267708b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 267808b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek if (cmd == NULL) 267908b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek return -ENOMEM; 268008b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 268108b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_RF_ANTENNA); 268208b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 268308b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek cmd->antenna = cpu_to_le16(antenna); 268408b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek cmd->mode = cpu_to_le16(mask); 268508b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 268608b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 268708b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek kfree(cmd); 268808b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 268908b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek return rc; 269008b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek} 269108b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 269208b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek/* 2693b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek * CMD_SET_BEACON. 2694b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek */ 2695b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhekstruct mwl8k_cmd_set_beacon { 2696b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek struct mwl8k_cmd_pkt header; 2697b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek __le16 beacon_len; 2698b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek __u8 beacon[0]; 2699b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek}; 2700b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2701aa21d0f69a5ca28d33f584b8952cca154115fd26Lennert Buytenhekstatic int mwl8k_cmd_set_beacon(struct ieee80211_hw *hw, 2702aa21d0f69a5ca28d33f584b8952cca154115fd26Lennert Buytenhek struct ieee80211_vif *vif, u8 *beacon, int len) 2703b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek{ 2704b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek struct mwl8k_cmd_set_beacon *cmd; 2705b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek int rc; 2706b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2707b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek cmd = kzalloc(sizeof(*cmd) + len, GFP_KERNEL); 2708b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (cmd == NULL) 2709b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek return -ENOMEM; 2710b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2711b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_BEACON); 2712b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd) + len); 2713b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek cmd->beacon_len = cpu_to_le16(len); 2714b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek memcpy(cmd->beacon, beacon, len); 2715b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2716aa21d0f69a5ca28d33f584b8952cca154115fd26Lennert Buytenhek rc = mwl8k_post_pervif_cmd(hw, vif, &cmd->header); 2717b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek kfree(cmd); 2718b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2719b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek return rc; 2720b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek} 2721b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2722b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek/* 2723a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_PRE_SCAN. 2724a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2725a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_pre_scan { 2726a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2727ba2d3587912f82d1ab4367975b1df460db60fb1eEric Dumazet} __packed; 2728a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2729a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_set_pre_scan(struct ieee80211_hw *hw) 2730a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2731a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_pre_scan *cmd; 2732a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2733a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2734a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2735a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2736a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2737a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2738a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_PRE_SCAN); 2739a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2740a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2741a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2742a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2743a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2744a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2745a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2746a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2747a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2748a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_POST_SCAN. 2749a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2750a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_post_scan { 2751a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2752a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 isibss; 2753d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek __u8 bssid[ETH_ALEN]; 2754ba2d3587912f82d1ab4367975b1df460db60fb1eEric Dumazet} __packed; 2755a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2756a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 27570a11dfc36604d9b24deda17461b7ea69851846aaLennert Buytenhekmwl8k_cmd_set_post_scan(struct ieee80211_hw *hw, const __u8 *mac) 2758a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2759a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_post_scan *cmd; 2760a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2761a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2762a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2763a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2764a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2765a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2766a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_POST_SCAN); 2767a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2768a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->isibss = 0; 2769d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek memcpy(cmd->bssid, mac, ETH_ALEN); 2770a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2771a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2772a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2773a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2774a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2775a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2776a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2777a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2778a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_RF_CHANNEL. 2779a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2780a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_rf_channel { 2781a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2782a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 2783a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 current_channel; 2784a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 channel_flags; 2785ba2d3587912f82d1ab4367975b1df460db60fb1eEric Dumazet} __packed; 2786a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2787a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_set_rf_channel(struct ieee80211_hw *hw, 2788610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek struct ieee80211_conf *conf) 2789a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2790610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek struct ieee80211_channel *channel = conf->channel; 2791a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_rf_channel *cmd; 2792a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2793a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2794a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2795a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2796a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2797a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2798a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_RF_CHANNEL); 2799a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2800a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 2801a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->current_channel = channel->hw_value; 2802610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek 2803a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (channel->band == IEEE80211_BAND_2GHZ) 2804610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek cmd->channel_flags |= cpu_to_le32(0x00000001); 280542574ea2274ec0a2a9c58ab01be91b65e60a2291Lennert Buytenhek else if (channel->band == IEEE80211_BAND_5GHZ) 280642574ea2274ec0a2a9c58ab01be91b65e60a2291Lennert Buytenhek cmd->channel_flags |= cpu_to_le32(0x00000004); 2807610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek 2808610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek if (conf->channel_type == NL80211_CHAN_NO_HT || 2809610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek conf->channel_type == NL80211_CHAN_HT20) 2810610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek cmd->channel_flags |= cpu_to_le32(0x00000080); 2811610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek else if (conf->channel_type == NL80211_CHAN_HT40MINUS) 2812610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek cmd->channel_flags |= cpu_to_le32(0x000001900); 2813610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek else if (conf->channel_type == NL80211_CHAN_HT40PLUS) 2814610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek cmd->channel_flags |= cpu_to_le32(0x000000900); 2815a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2816a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2817a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2818a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2819a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2820a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2821a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2822a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 282355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_SET_AID. 2824a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 282555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek#define MWL8K_FRAME_PROT_DISABLED 0x00 282655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek#define MWL8K_FRAME_PROT_11G 0x07 282755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek#define MWL8K_FRAME_PROT_11N_HT_40MHZ_ONLY 0x02 282855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek#define MWL8K_FRAME_PROT_11N_HT_ALL 0x06 2829a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 283055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_update_set_aid { 283155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_pkt header; 283255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le16 aid; 2833a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 283455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek /* AP's MAC address (BSSID) */ 283555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 bssid[ETH_ALEN]; 283655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le16 protection_mode; 283755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 supp_rates[14]; 2838ba2d3587912f82d1ab4367975b1df460db60fb1eEric Dumazet} __packed; 2839a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2840c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhekstatic void legacy_rate_mask_to_array(u8 *rates, u32 mask) 2841c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek{ 2842c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek int i; 2843c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek int j; 2844c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek 2845c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek /* 2846c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek * Clear nonstandard rates 4 and 13. 2847c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek */ 2848c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek mask &= 0x1fef; 2849c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek 2850c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek for (i = 0, j = 0; i < 14; i++) { 2851c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek if (mask & (1 << i)) 2852777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek rates[j++] = mwl8k_rates_24[i].hw_value; 2853c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek } 2854c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek} 2855c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek 285655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int 2857c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhekmwl8k_cmd_set_aid(struct ieee80211_hw *hw, 2858c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek struct ieee80211_vif *vif, u32 legacy_rate_mask) 2859a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 286055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_update_set_aid *cmd; 286155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek u16 prot_mode; 2862a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2863a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2864a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2865a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2866a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2867a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 286855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_AID); 2869a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 28707dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek cmd->aid = cpu_to_le16(vif->bss_conf.aid); 28710a11dfc36604d9b24deda17461b7ea69851846aaLennert Buytenhek memcpy(cmd->bssid, vif->bss_conf.bssid, ETH_ALEN); 2872a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 28737dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek if (vif->bss_conf.use_cts_prot) { 287455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek prot_mode = MWL8K_FRAME_PROT_11G; 287555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek } else { 28767dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek switch (vif->bss_conf.ht_operation_mode & 287755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek IEEE80211_HT_OP_MODE_PROTECTION) { 287855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek case IEEE80211_HT_OP_MODE_PROTECTION_20MHZ: 287955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek prot_mode = MWL8K_FRAME_PROT_11N_HT_40MHZ_ONLY; 288055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek break; 288155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek case IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED: 288255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek prot_mode = MWL8K_FRAME_PROT_11N_HT_ALL; 288355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek break; 288455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek default: 288555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek prot_mode = MWL8K_FRAME_PROT_DISABLED; 288655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek break; 288755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek } 288855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek } 288955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->protection_mode = cpu_to_le16(prot_mode); 2890a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2891c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek legacy_rate_mask_to_array(cmd->supp_rates, legacy_rate_mask); 2892a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2893a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2894a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2895a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2896a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2897a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2898a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2899a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 290055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_SET_RATE. 290132060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek */ 290255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_set_rate { 290355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_pkt header; 290455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 legacy_rates[14]; 290555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 290655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek /* Bitmap for supported MCS codes. */ 290755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 mcs_set[16]; 290855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 reserved[16]; 2909ba2d3587912f82d1ab4367975b1df460db60fb1eEric Dumazet} __packed; 291032060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 291155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int 2912c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhekmwl8k_cmd_set_rate(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 291313935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek u32 legacy_rate_mask, u8 *mcs_rates) 291432060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek{ 291555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_set_rate *cmd; 291632060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek int rc; 291732060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 291832060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 291932060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek if (cmd == NULL) 292032060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek return -ENOMEM; 292132060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 292255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_RATE); 292332060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2924c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek legacy_rate_mask_to_array(cmd->legacy_rates, legacy_rate_mask); 292513935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek memcpy(cmd->mcs_set, mcs_rates, 16); 292632060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 292732060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 292832060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek kfree(cmd); 292932060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 293032060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek return rc; 293132060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek} 293232060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 293332060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek/* 293455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_FINALIZE_JOIN. 2935a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 293655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek#define MWL8K_FJ_BEACON_MAXLEN 128 293755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 293855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_finalize_join { 2939a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 294055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le32 sleep_interval; /* Number of beacon periods to sleep */ 294155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 beacon_data[MWL8K_FJ_BEACON_MAXLEN]; 2942ba2d3587912f82d1ab4367975b1df460db60fb1eEric Dumazet} __packed; 2943a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 294455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_finalize_join(struct ieee80211_hw *hw, void *frame, 294555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek int framelen, int dtim) 2946a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 294755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_finalize_join *cmd; 294855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct ieee80211_mgmt *payload = frame; 294955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek int payload_len; 2950a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2951a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2952a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2953a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2954a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2955a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 295655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_FINALIZE_JOIN); 2957a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 295855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->sleep_interval = cpu_to_le32(dtim ? dtim : 1); 295955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 296055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek payload_len = framelen - ieee80211_hdrlen(payload->frame_control); 296155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (payload_len < 0) 296255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek payload_len = 0; 296355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek else if (payload_len > MWL8K_FJ_BEACON_MAXLEN) 296455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek payload_len = MWL8K_FJ_BEACON_MAXLEN; 296555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 296655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek memcpy(cmd->beacon_data, &payload->u.beacon, payload_len); 2967a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2968a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2969a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2970a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2971a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2972a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2973a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2974a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 297555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_SET_RTS_THRESHOLD. 2976a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 297755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_set_rts_threshold { 2978a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2979a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 298055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le16 threshold; 2981ba2d3587912f82d1ab4367975b1df460db60fb1eEric Dumazet} __packed; 2982a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2983c2c2b12a8b6cd23d4abbc086642647c656bf406cLennert Buytenhekstatic int 2984c2c2b12a8b6cd23d4abbc086642647c656bf406cLennert Buytenhekmwl8k_cmd_set_rts_threshold(struct ieee80211_hw *hw, int rts_thresh) 2985a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 298655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_set_rts_threshold *cmd; 2987a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2988a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2989a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2990a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2991a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2992a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 299355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_RTS_THRESHOLD); 2994a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2995c2c2b12a8b6cd23d4abbc086642647c656bf406cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 2996c2c2b12a8b6cd23d4abbc086642647c656bf406cLennert Buytenhek cmd->threshold = cpu_to_le16(rts_thresh); 2997a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2998a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2999a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 3000a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3001a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 3002a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3003a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3004a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 300555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_SET_SLOT. 3006a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 300755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_set_slot { 3008a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 3009a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 301055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 short_slot; 3011ba2d3587912f82d1ab4367975b1df460db60fb1eEric Dumazet} __packed; 3012a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 301355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_set_slot(struct ieee80211_hw *hw, bool short_slot_time) 3014a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 301555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_set_slot *cmd; 3016a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 3017a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3018a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 3019a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 3020a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 3021a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 302255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_SLOT); 3023a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 302455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 302555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->short_slot = short_slot_time; 3026a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3027a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 3028a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 3029a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3030a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 3031a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3032a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3033a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 3034a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_EDCA_PARAMS. 3035a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 3036a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_edca_params { 3037a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 3038a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3039a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* See MWL8K_SET_EDCA_XXX below */ 3040a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 3041a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3042a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* TX opportunity in units of 32 us */ 3043a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 txop; 3044a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 30452e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek union { 30462e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek struct { 30472e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* Log exponent of max contention period: 0...15 */ 30482e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __le32 log_cw_max; 30492e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek 30502e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* Log exponent of min contention period: 0...15 */ 30512e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __le32 log_cw_min; 30522e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek 30532e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* Adaptive interframe spacing in units of 32us */ 30542e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __u8 aifs; 30552e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek 30562e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* TX queue to configure */ 30572e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __u8 txq; 30582e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek } ap; 30592e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek struct { 30602e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* Log exponent of max contention period: 0...15 */ 30612e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __u8 log_cw_max; 3062a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 30632e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* Log exponent of min contention period: 0...15 */ 30642e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __u8 log_cw_min; 3065a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 30662e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* Adaptive interframe spacing in units of 32us */ 30672e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __u8 aifs; 3068a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 30692e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* TX queue to configure */ 30702e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __u8 txq; 30712e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek } sta; 30722e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek }; 3073ba2d3587912f82d1ab4367975b1df460db60fb1eEric Dumazet} __packed; 3074a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3075a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_SET_EDCA_CW 0x01 3076a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_SET_EDCA_TXOP 0x02 3077a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_SET_EDCA_AIFS 0x04 3078a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3079a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_SET_EDCA_ALL (MWL8K_SET_EDCA_CW | \ 3080a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_SET_EDCA_TXOP | \ 3081a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_SET_EDCA_AIFS) 3082a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3083a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 308455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekmwl8k_cmd_set_edca_params(struct ieee80211_hw *hw, __u8 qnum, 308555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u16 cw_min, __u16 cw_max, 308655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 aifs, __u16 txop) 3087a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 30882e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3089a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_edca_params *cmd; 3090a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 3091a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3092a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 3093a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 3094a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 3095a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3096a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_EDCA_PARAMS); 3097a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 3098a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_SET_EDCA_ALL); 3099a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->txop = cpu_to_le16(txop); 31002e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek if (priv->ap_fw) { 31012e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->ap.log_cw_max = cpu_to_le32(ilog2(cw_max + 1)); 31022e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->ap.log_cw_min = cpu_to_le32(ilog2(cw_min + 1)); 31032e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->ap.aifs = aifs; 31042e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->ap.txq = qnum; 31052e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek } else { 31062e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->sta.log_cw_max = (u8)ilog2(cw_max + 1); 31072e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->sta.log_cw_min = (u8)ilog2(cw_min + 1); 31082e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->sta.aifs = aifs; 31092e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->sta.txq = qnum; 31102e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek } 3111a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3112a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 3113a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 3114a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3115a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 3116a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3117a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3118a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 311955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_SET_WMM_MODE. 3120a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 312155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_set_wmm_mode { 3122a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 312355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le16 action; 3124ba2d3587912f82d1ab4367975b1df460db60fb1eEric Dumazet} __packed; 3125a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 312655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_set_wmm_mode(struct ieee80211_hw *hw, bool enable) 3127a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 312855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 312955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_set_wmm_mode *cmd; 3130a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 3131a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3132a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 3133a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 3134a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 3135a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 313655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_WMM_MODE); 3137a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 313855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->action = cpu_to_le16(!!enable); 3139a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3140a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 3141a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 314216cec43da50c4b4702653ca710549fd3457a4e6cLennert Buytenhek 314355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (!rc) 314455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek priv->wmm_enabled = enable; 3145a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3146a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 3147a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3148a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3149a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 315055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_MIMO_CONFIG. 3151a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 315255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_mimo_config { 315355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_pkt header; 315455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le32 action; 315555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 rx_antenna_map; 315655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 tx_antenna_map; 3157ba2d3587912f82d1ab4367975b1df460db60fb1eEric Dumazet} __packed; 3158a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 315955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_mimo_config(struct ieee80211_hw *hw, __u8 rx, __u8 tx) 3160a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 316155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_mimo_config *cmd; 3162a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 3163a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3164a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 3165a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 3166a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 3167a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 316855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_MIMO_CONFIG); 3169a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 317055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->action = cpu_to_le32((u32)MWL8K_CMD_SET); 317155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->rx_antenna_map = rx; 317255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->tx_antenna_map = tx; 3173a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3174a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 3175a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 3176a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3177a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 3178a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3179a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3180a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 3181b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek * CMD_USE_FIXED_RATE (STA version). 3182a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 3183b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhekstruct mwl8k_cmd_use_fixed_rate_sta { 3184b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek struct mwl8k_cmd_pkt header; 3185b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek __le32 action; 3186b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek __le32 allow_rate_drop; 3187b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek __le32 num_rates; 3188b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek struct { 3189b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek __le32 is_ht_rate; 3190b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek __le32 enable_retry; 3191b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek __le32 rate; 3192b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek __le32 retry_count; 3193b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek } rate_entry[8]; 3194b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek __le32 rate_type; 3195b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek __le32 reserved1; 3196b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek __le32 reserved2; 3197ba2d3587912f82d1ab4367975b1df460db60fb1eEric Dumazet} __packed; 3198a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3199b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek#define MWL8K_USE_AUTO_RATE 0x0002 3200b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek#define MWL8K_UCAST_RATE 0 3201a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3202b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhekstatic int mwl8k_cmd_use_fixed_rate_sta(struct ieee80211_hw *hw) 3203a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3204b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek struct mwl8k_cmd_use_fixed_rate_sta *cmd; 3205a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 3206a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3207a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 3208a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 3209a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 3210a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3211a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_USE_FIXED_RATE); 3212a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 3213b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek cmd->action = cpu_to_le32(MWL8K_USE_AUTO_RATE); 3214b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek cmd->rate_type = cpu_to_le32(MWL8K_UCAST_RATE); 3215a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3216a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 3217a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 3218a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3219a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 3220a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3221a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 322255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek/* 3223088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek * CMD_USE_FIXED_RATE (AP version). 3224088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek */ 3225088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhekstruct mwl8k_cmd_use_fixed_rate_ap { 3226088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek struct mwl8k_cmd_pkt header; 3227088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek __le32 action; 3228088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek __le32 allow_rate_drop; 3229088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek __le32 num_rates; 3230088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek struct mwl8k_rate_entry_ap { 3231088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek __le32 is_ht_rate; 3232088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek __le32 enable_retry; 3233088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek __le32 rate; 3234088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek __le32 retry_count; 3235088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek } rate_entry[4]; 3236088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek u8 multicast_rate; 3237088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek u8 multicast_rate_type; 3238088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek u8 management_rate; 3239ba2d3587912f82d1ab4367975b1df460db60fb1eEric Dumazet} __packed; 3240088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek 3241088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhekstatic int 3242088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhekmwl8k_cmd_use_fixed_rate_ap(struct ieee80211_hw *hw, int mcast, int mgmt) 3243088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek{ 3244088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek struct mwl8k_cmd_use_fixed_rate_ap *cmd; 3245088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek int rc; 3246088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek 3247088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 3248088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek if (cmd == NULL) 3249088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek return -ENOMEM; 3250088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek 3251088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_USE_FIXED_RATE); 3252088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 3253088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek cmd->action = cpu_to_le32(MWL8K_USE_AUTO_RATE); 3254088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek cmd->multicast_rate = mcast; 3255088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek cmd->management_rate = mgmt; 3256088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek 3257088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 3258088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek kfree(cmd); 3259088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek 3260088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek return rc; 3261088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek} 3262088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek 3263088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek/* 326455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_ENABLE_SNIFFER. 326555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek */ 326655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_enable_sniffer { 326755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_pkt header; 326855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le32 action; 3269ba2d3587912f82d1ab4367975b1df460db60fb1eEric Dumazet} __packed; 327055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 327155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_enable_sniffer(struct ieee80211_hw *hw, bool enable) 327255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek{ 327355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_enable_sniffer *cmd; 327455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek int rc; 327555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 327655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 327755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (cmd == NULL) 327855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return -ENOMEM; 327955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 328055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_ENABLE_SNIFFER); 328155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 328255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->action = cpu_to_le32(!!enable); 328355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 328455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 328555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek kfree(cmd); 328655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 328755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return rc; 328855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek} 328955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 329055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek/* 329155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_SET_MAC_ADDR. 329255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek */ 329355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_set_mac_addr { 329455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_pkt header; 329555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek union { 329655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct { 329755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le16 mac_type; 329855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 mac_addr[ETH_ALEN]; 329955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek } mbss; 330055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 mac_addr[ETH_ALEN]; 330155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek }; 3302ba2d3587912f82d1ab4367975b1df460db60fb1eEric Dumazet} __packed; 330355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 3304ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek#define MWL8K_MAC_TYPE_PRIMARY_CLIENT 0 3305ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek#define MWL8K_MAC_TYPE_SECONDARY_CLIENT 1 3306ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek#define MWL8K_MAC_TYPE_PRIMARY_AP 2 3307ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek#define MWL8K_MAC_TYPE_SECONDARY_AP 3 3308a9e00b151ec2121b7ae09d84a2b5a68b6461e98aLennert Buytenhek 3309aa21d0f69a5ca28d33f584b8952cca154115fd26Lennert Buytenhekstatic int mwl8k_cmd_set_mac_addr(struct ieee80211_hw *hw, 3310aa21d0f69a5ca28d33f584b8952cca154115fd26Lennert Buytenhek struct ieee80211_vif *vif, u8 *mac) 331155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek{ 331255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3313ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek struct mwl8k_vif *mwl8k_vif = MWL8K_VIF(vif); 331455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_set_mac_addr *cmd; 3315ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek int mac_type; 331655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek int rc; 331755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 3318ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek mac_type = MWL8K_MAC_TYPE_PRIMARY_AP; 3319ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek if (vif != NULL && vif->type == NL80211_IFTYPE_STATION) { 3320ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek if (mwl8k_vif->macid + 1 == ffs(priv->sta_macids_supported)) 3321ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek mac_type = MWL8K_MAC_TYPE_PRIMARY_CLIENT; 3322ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek else 3323ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek mac_type = MWL8K_MAC_TYPE_SECONDARY_CLIENT; 3324ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek } else if (vif != NULL && vif->type == NL80211_IFTYPE_AP) { 3325ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek if (mwl8k_vif->macid + 1 == ffs(priv->ap_macids_supported)) 3326ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek mac_type = MWL8K_MAC_TYPE_PRIMARY_AP; 3327ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek else 3328ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek mac_type = MWL8K_MAC_TYPE_SECONDARY_AP; 3329ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek } 3330ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek 333155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 333255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (cmd == NULL) 333355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return -ENOMEM; 333455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 333555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_MAC_ADDR); 333655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 333755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (priv->ap_fw) { 3338ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek cmd->mbss.mac_type = cpu_to_le16(mac_type); 333955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek memcpy(cmd->mbss.mac_addr, mac, ETH_ALEN); 334055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek } else { 334155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek memcpy(cmd->mac_addr, mac, ETH_ALEN); 334255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek } 334355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 3344aa21d0f69a5ca28d33f584b8952cca154115fd26Lennert Buytenhek rc = mwl8k_post_pervif_cmd(hw, vif, &cmd->header); 334555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek kfree(cmd); 334655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 334755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return rc; 334855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek} 334955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 335055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek/* 335155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_SET_RATEADAPT_MODE. 335255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek */ 335355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_set_rate_adapt_mode { 335455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_pkt header; 335555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le16 action; 335655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le16 mode; 3357ba2d3587912f82d1ab4367975b1df460db60fb1eEric Dumazet} __packed; 335855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 335955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_set_rateadapt_mode(struct ieee80211_hw *hw, __u16 mode) 336055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek{ 336155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_set_rate_adapt_mode *cmd; 336255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek int rc; 336355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 336455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 336555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (cmd == NULL) 336655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return -ENOMEM; 336755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 336855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_RATEADAPT_MODE); 336955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 337055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 337155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->mode = cpu_to_le16(mode); 337255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 337355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 337455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek kfree(cmd); 337555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 337655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return rc; 337755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek} 337855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 337955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek/* 33803aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam * CMD_GET_WATCHDOG_BITMAP. 33813aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam */ 33823aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadamstruct mwl8k_cmd_get_watchdog_bitmap { 33833aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam struct mwl8k_cmd_pkt header; 33843aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam u8 bitmap; 33853aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam} __packed; 33863aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam 33873aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadamstatic int mwl8k_cmd_get_watchdog_bitmap(struct ieee80211_hw *hw, u8 *bitmap) 33883aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam{ 33893aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam struct mwl8k_cmd_get_watchdog_bitmap *cmd; 33903aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam int rc; 33913aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam 33923aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 33933aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam if (cmd == NULL) 33943aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam return -ENOMEM; 33953aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam 33963aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam cmd->header.code = cpu_to_le16(MWL8K_CMD_GET_WATCHDOG_BITMAP); 33973aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam cmd->header.length = cpu_to_le16(sizeof(*cmd)); 33983aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam 33993aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam rc = mwl8k_post_cmd(hw, &cmd->header); 34003aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam if (!rc) 34013aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam *bitmap = cmd->bitmap; 34023aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam 34033aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam kfree(cmd); 34043aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam 34053aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam return rc; 34063aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam} 34073aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam 34083aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam#define INVALID_BA 0xAA 34093aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadamstatic void mwl8k_watchdog_ba_events(struct work_struct *work) 34103aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam{ 34113aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam int rc; 34123aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam u8 bitmap = 0, stream_index; 34133aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam struct mwl8k_ampdu_stream *streams; 34143aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam struct mwl8k_priv *priv = 34153aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam container_of(work, struct mwl8k_priv, watchdog_ba_handle); 34163aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam 34173aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam rc = mwl8k_cmd_get_watchdog_bitmap(priv->hw, &bitmap); 34183aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam if (rc) 34193aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam return; 34203aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam 34213aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam if (bitmap == INVALID_BA) 34223aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam return; 34233aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam 34243aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam /* the bitmap is the hw queue number. Map it to the ampdu queue. */ 34253aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam stream_index = bitmap - MWL8K_TX_WMM_QUEUES; 34263aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam 34273aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam BUG_ON(stream_index >= priv->num_ampdu_queues); 34283aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam 34293aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam streams = &priv->ampdu[stream_index]; 34303aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam 34313aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam if (streams->state == AMPDU_STREAM_ACTIVE) 34323aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam ieee80211_stop_tx_ba_session(streams->sta, streams->tid); 34333aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam 34343aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam return; 34353aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam} 34363aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam 34373aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam 34383aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam/* 3439b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek * CMD_BSS_START. 3440b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek */ 3441b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhekstruct mwl8k_cmd_bss_start { 3442b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek struct mwl8k_cmd_pkt header; 3443b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek __le32 enable; 3444ba2d3587912f82d1ab4367975b1df460db60fb1eEric Dumazet} __packed; 3445b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 3446aa21d0f69a5ca28d33f584b8952cca154115fd26Lennert Buytenhekstatic int mwl8k_cmd_bss_start(struct ieee80211_hw *hw, 3447aa21d0f69a5ca28d33f584b8952cca154115fd26Lennert Buytenhek struct ieee80211_vif *vif, int enable) 3448b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek{ 3449b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek struct mwl8k_cmd_bss_start *cmd; 3450b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek int rc; 3451b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 3452b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 3453b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (cmd == NULL) 3454b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek return -ENOMEM; 3455b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 3456b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_BSS_START); 3457b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 3458b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek cmd->enable = cpu_to_le32(enable); 3459b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 3460aa21d0f69a5ca28d33f584b8952cca154115fd26Lennert Buytenhek rc = mwl8k_post_pervif_cmd(hw, vif, &cmd->header); 3461b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek kfree(cmd); 3462b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 3463b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek return rc; 3464b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek} 3465b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 3466b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek/* 34675faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam * CMD_BASTREAM. 34685faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam */ 34695faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam 34705faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam/* 34715faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam * UPSTREAM is tx direction 34725faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam */ 34735faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam#define BASTREAM_FLAG_DIRECTION_UPSTREAM 0x00 34745faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam#define BASTREAM_FLAG_IMMEDIATE_TYPE 0x01 34755faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam 34765faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadamenum { 34775faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam MWL8K_BA_CREATE, 34785faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam MWL8K_BA_UPDATE, 34795faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam MWL8K_BA_DESTROY, 34805faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam MWL8K_BA_FLUSH, 34815faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam MWL8K_BA_CHECK, 34825faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam} ba_stream_action_type; 34835faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam 34845faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam 34855faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadamstruct mwl8k_create_ba_stream { 34865faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam __le32 flags; 34875faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam __le32 idle_thrs; 34885faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam __le32 bar_thrs; 34895faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam __le32 window_size; 34905faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam u8 peer_mac_addr[6]; 34915faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam u8 dialog_token; 34925faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam u8 tid; 34935faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam u8 queue_id; 34945faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam u8 param_info; 34955faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam __le32 ba_context; 34965faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam u8 reset_seq_no_flag; 34975faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam __le16 curr_seq_no; 34985faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam u8 sta_src_mac_addr[6]; 34995faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam} __packed; 35005faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam 35015faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadamstruct mwl8k_destroy_ba_stream { 35025faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam __le32 flags; 35035faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam __le32 ba_context; 35045faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam} __packed; 35055faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam 35065faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadamstruct mwl8k_cmd_bastream { 35075faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam struct mwl8k_cmd_pkt header; 35085faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam __le32 action; 35095faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam union { 35105faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam struct mwl8k_create_ba_stream create_params; 35115faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam struct mwl8k_destroy_ba_stream destroy_params; 35125faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam }; 35135faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam} __packed; 35145faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam 35155faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadamstatic int 35165faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadammwl8k_check_ba(struct ieee80211_hw *hw, struct mwl8k_ampdu_stream *stream) 35175faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam{ 35185faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam struct mwl8k_cmd_bastream *cmd; 35195faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam int rc; 35205faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam 35215faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 35225faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam if (cmd == NULL) 35235faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam return -ENOMEM; 35245faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam 35255faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam cmd->header.code = cpu_to_le16(MWL8K_CMD_BASTREAM); 35265faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam cmd->header.length = cpu_to_le16(sizeof(*cmd)); 35275faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam 35285faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam cmd->action = cpu_to_le32(MWL8K_BA_CHECK); 35295faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam 35305faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam cmd->create_params.queue_id = stream->idx; 35315faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam memcpy(&cmd->create_params.peer_mac_addr[0], stream->sta->addr, 35325faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam ETH_ALEN); 35335faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam cmd->create_params.tid = stream->tid; 35345faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam 35355faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam cmd->create_params.flags = 35365faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam cpu_to_le32(BASTREAM_FLAG_IMMEDIATE_TYPE) | 35375faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam cpu_to_le32(BASTREAM_FLAG_DIRECTION_UPSTREAM); 35385faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam 35395faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam rc = mwl8k_post_cmd(hw, &cmd->header); 35405faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam 35415faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam kfree(cmd); 35425faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam 35435faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam return rc; 35445faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam} 35455faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam 35465faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadamstatic int 35475faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadammwl8k_create_ba(struct ieee80211_hw *hw, struct mwl8k_ampdu_stream *stream, 35485faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam u8 buf_size) 35495faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam{ 35505faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam struct mwl8k_cmd_bastream *cmd; 35515faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam int rc; 35525faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam 35535faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 35545faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam if (cmd == NULL) 35555faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam return -ENOMEM; 35565faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam 35575faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam 35585faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam cmd->header.code = cpu_to_le16(MWL8K_CMD_BASTREAM); 35595faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam cmd->header.length = cpu_to_le16(sizeof(*cmd)); 35605faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam 35615faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam cmd->action = cpu_to_le32(MWL8K_BA_CREATE); 35625faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam 35635faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam cmd->create_params.bar_thrs = cpu_to_le32((u32)buf_size); 35645faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam cmd->create_params.window_size = cpu_to_le32((u32)buf_size); 35655faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam cmd->create_params.queue_id = stream->idx; 35665faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam 35675faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam memcpy(cmd->create_params.peer_mac_addr, stream->sta->addr, ETH_ALEN); 35685faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam cmd->create_params.tid = stream->tid; 35695faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam cmd->create_params.curr_seq_no = cpu_to_le16(0); 35705faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam cmd->create_params.reset_seq_no_flag = 1; 35715faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam 35725faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam cmd->create_params.param_info = 35735faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam (stream->sta->ht_cap.ampdu_factor & 35745faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam IEEE80211_HT_AMPDU_PARM_FACTOR) | 35755faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam ((stream->sta->ht_cap.ampdu_density << 2) & 35765faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam IEEE80211_HT_AMPDU_PARM_DENSITY); 35775faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam 35785faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam cmd->create_params.flags = 35795faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam cpu_to_le32(BASTREAM_FLAG_IMMEDIATE_TYPE | 35805faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam BASTREAM_FLAG_DIRECTION_UPSTREAM); 35815faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam 35825faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam rc = mwl8k_post_cmd(hw, &cmd->header); 35835faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam 35845faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam wiphy_debug(hw->wiphy, "Created a BA stream for %pM : tid %d\n", 35855faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam stream->sta->addr, stream->tid); 35865faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam kfree(cmd); 35875faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam 35885faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam return rc; 35895faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam} 35905faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam 35915faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadamstatic void mwl8k_destroy_ba(struct ieee80211_hw *hw, 35925faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam struct mwl8k_ampdu_stream *stream) 35935faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam{ 35945faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam struct mwl8k_cmd_bastream *cmd; 35955faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam 35965faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 35975faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam if (cmd == NULL) 35985faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam return; 35995faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam 36005faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam cmd->header.code = cpu_to_le16(MWL8K_CMD_BASTREAM); 36015faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam cmd->header.length = cpu_to_le16(sizeof(*cmd)); 36025faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam cmd->action = cpu_to_le32(MWL8K_BA_DESTROY); 36035faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam 36045faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam cmd->destroy_params.ba_context = cpu_to_le32(stream->idx); 36055faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam mwl8k_post_cmd(hw, &cmd->header); 36065faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam 36075faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam wiphy_debug(hw->wiphy, "Deleted BA stream index %d\n", stream->idx); 36085faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam 36095faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam kfree(cmd); 36105faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam} 36115faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam 36125faa1aff08ef8d82b98ac2dfd7beb62ae6eda5e5Nishant Sarmukadam/* 36133f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek * CMD_SET_NEW_STN. 36143f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek */ 36153f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhekstruct mwl8k_cmd_set_new_stn { 36163f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek struct mwl8k_cmd_pkt header; 36173f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __le16 aid; 36183f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __u8 mac_addr[6]; 36193f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __le16 stn_id; 36203f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __le16 action; 36213f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __le16 rsvd; 36223f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __le32 legacy_rates; 36233f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __u8 ht_rates[4]; 36243f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __le16 cap_info; 36253f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __le16 ht_capabilities_info; 36263f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __u8 mac_ht_param_info; 36273f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __u8 rev; 36283f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __u8 control_channel; 36293f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __u8 add_channel; 36303f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __le16 op_mode; 36313f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __le16 stbc; 36323f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __u8 add_qos_info; 36333f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __u8 is_qos_sta; 36343f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __le32 fw_sta_ptr; 3635ba2d3587912f82d1ab4367975b1df460db60fb1eEric Dumazet} __packed; 36363f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 36373f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek#define MWL8K_STA_ACTION_ADD 0 36383f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek#define MWL8K_STA_ACTION_REMOVE 2 36393f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 36403f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhekstatic int mwl8k_cmd_set_new_stn_add(struct ieee80211_hw *hw, 36413f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek struct ieee80211_vif *vif, 36423f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek struct ieee80211_sta *sta) 36433f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek{ 36443f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek struct mwl8k_cmd_set_new_stn *cmd; 36458707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek u32 rates; 36463f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek int rc; 36473f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 36483f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 36493f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek if (cmd == NULL) 36503f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek return -ENOMEM; 36513f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 36523f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_NEW_STN); 36533f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 36543f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->aid = cpu_to_le16(sta->aid); 36553f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek memcpy(cmd->mac_addr, sta->addr, ETH_ALEN); 36563f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->stn_id = cpu_to_le16(sta->aid); 36573f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->action = cpu_to_le16(MWL8K_STA_ACTION_ADD); 36588707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek if (hw->conf.channel->band == IEEE80211_BAND_2GHZ) 36598707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek rates = sta->supp_rates[IEEE80211_BAND_2GHZ]; 36608707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek else 36618707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek rates = sta->supp_rates[IEEE80211_BAND_5GHZ] << 5; 36628707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek cmd->legacy_rates = cpu_to_le32(rates); 36633f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek if (sta->ht_cap.ht_supported) { 36643f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->ht_rates[0] = sta->ht_cap.mcs.rx_mask[0]; 36653f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->ht_rates[1] = sta->ht_cap.mcs.rx_mask[1]; 36663f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->ht_rates[2] = sta->ht_cap.mcs.rx_mask[2]; 36673f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->ht_rates[3] = sta->ht_cap.mcs.rx_mask[3]; 36683f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->ht_capabilities_info = cpu_to_le16(sta->ht_cap.cap); 36693f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->mac_ht_param_info = (sta->ht_cap.ampdu_factor & 3) | 36703f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek ((sta->ht_cap.ampdu_density & 7) << 2); 36713f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->is_qos_sta = 1; 36723f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek } 36733f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 3674aa21d0f69a5ca28d33f584b8952cca154115fd26Lennert Buytenhek rc = mwl8k_post_pervif_cmd(hw, vif, &cmd->header); 36753f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek kfree(cmd); 36763f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 36773f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek return rc; 36783f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek} 36793f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 3680b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhekstatic int mwl8k_cmd_set_new_stn_add_self(struct ieee80211_hw *hw, 3681b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek struct ieee80211_vif *vif) 3682b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek{ 3683b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek struct mwl8k_cmd_set_new_stn *cmd; 3684b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek int rc; 3685b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 3686b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 3687b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (cmd == NULL) 3688b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek return -ENOMEM; 3689b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 3690b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_NEW_STN); 3691b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 3692b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek memcpy(cmd->mac_addr, vif->addr, ETH_ALEN); 3693b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 3694aa21d0f69a5ca28d33f584b8952cca154115fd26Lennert Buytenhek rc = mwl8k_post_pervif_cmd(hw, vif, &cmd->header); 3695b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek kfree(cmd); 3696b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 3697b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek return rc; 3698b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek} 3699b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 37003f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhekstatic int mwl8k_cmd_set_new_stn_del(struct ieee80211_hw *hw, 37013f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek struct ieee80211_vif *vif, u8 *addr) 37023f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek{ 37033f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek struct mwl8k_cmd_set_new_stn *cmd; 37043f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek int rc; 37053f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 37063f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 37073f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek if (cmd == NULL) 37083f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek return -ENOMEM; 37093f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 37103f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_NEW_STN); 37113f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 37123f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek memcpy(cmd->mac_addr, addr, ETH_ALEN); 37133f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->action = cpu_to_le16(MWL8K_STA_ACTION_REMOVE); 37143f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 3715aa21d0f69a5ca28d33f584b8952cca154115fd26Lennert Buytenhek rc = mwl8k_post_pervif_cmd(hw, vif, &cmd->header); 37163f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek kfree(cmd); 37173f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 37183f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek return rc; 37193f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek} 37203f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 37213f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek/* 3722fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam * CMD_UPDATE_ENCRYPTION. 3723fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam */ 3724fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3725fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam#define MAX_ENCR_KEY_LENGTH 16 3726fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam#define MIC_KEY_LENGTH 8 3727fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3728fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadamstruct mwl8k_cmd_update_encryption { 3729fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam struct mwl8k_cmd_pkt header; 3730fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3731fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam __le32 action; 3732fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam __le32 reserved; 3733fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam __u8 mac_addr[6]; 3734fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam __u8 encr_type; 3735fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3736fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam} __attribute__((packed)); 3737fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3738fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadamstruct mwl8k_cmd_set_key { 3739fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam struct mwl8k_cmd_pkt header; 3740fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3741fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam __le32 action; 3742fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam __le32 reserved; 3743fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam __le16 length; 3744fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam __le16 key_type_id; 3745fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam __le32 key_info; 3746fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam __le32 key_id; 3747fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam __le16 key_len; 3748fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam __u8 key_material[MAX_ENCR_KEY_LENGTH]; 3749fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam __u8 tkip_tx_mic_key[MIC_KEY_LENGTH]; 3750fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam __u8 tkip_rx_mic_key[MIC_KEY_LENGTH]; 3751fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam __le16 tkip_rsc_low; 3752fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam __le32 tkip_rsc_high; 3753fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam __le16 tkip_tsc_low; 3754fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam __le32 tkip_tsc_high; 3755fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam __u8 mac_addr[6]; 3756fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam} __attribute__((packed)); 3757fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3758fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadamenum { 3759fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam MWL8K_ENCR_ENABLE, 3760fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam MWL8K_ENCR_SET_KEY, 3761fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam MWL8K_ENCR_REMOVE_KEY, 3762fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam MWL8K_ENCR_SET_GROUP_KEY, 3763fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam}; 3764fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3765fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam#define MWL8K_UPDATE_ENCRYPTION_TYPE_WEP 0 3766fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam#define MWL8K_UPDATE_ENCRYPTION_TYPE_DISABLE 1 3767fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam#define MWL8K_UPDATE_ENCRYPTION_TYPE_TKIP 4 3768fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam#define MWL8K_UPDATE_ENCRYPTION_TYPE_MIXED 7 3769fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam#define MWL8K_UPDATE_ENCRYPTION_TYPE_AES 8 3770fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3771fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadamenum { 3772fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam MWL8K_ALG_WEP, 3773fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam MWL8K_ALG_TKIP, 3774fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam MWL8K_ALG_CCMP, 3775fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam}; 3776fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3777fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam#define MWL8K_KEY_FLAG_TXGROUPKEY 0x00000004 3778fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam#define MWL8K_KEY_FLAG_PAIRWISE 0x00000008 3779fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam#define MWL8K_KEY_FLAG_TSC_VALID 0x00000040 3780fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam#define MWL8K_KEY_FLAG_WEP_TXKEY 0x01000000 3781fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam#define MWL8K_KEY_FLAG_MICKEY_VALID 0x02000000 3782fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3783fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadamstatic int mwl8k_cmd_update_encryption_enable(struct ieee80211_hw *hw, 3784fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam struct ieee80211_vif *vif, 3785fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam u8 *addr, 3786fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam u8 encr_type) 3787fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam{ 3788fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam struct mwl8k_cmd_update_encryption *cmd; 3789fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam int rc; 3790fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3791fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 3792fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam if (cmd == NULL) 3793fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam return -ENOMEM; 3794fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3795fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam cmd->header.code = cpu_to_le16(MWL8K_CMD_UPDATE_ENCRYPTION); 3796fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam cmd->header.length = cpu_to_le16(sizeof(*cmd)); 3797fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam cmd->action = cpu_to_le32(MWL8K_ENCR_ENABLE); 3798fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam memcpy(cmd->mac_addr, addr, ETH_ALEN); 3799fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam cmd->encr_type = encr_type; 3800fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3801fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam rc = mwl8k_post_pervif_cmd(hw, vif, &cmd->header); 3802fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam kfree(cmd); 3803fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3804fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam return rc; 3805fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam} 3806fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3807fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadamstatic int mwl8k_encryption_set_cmd_info(struct mwl8k_cmd_set_key *cmd, 3808fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam u8 *addr, 3809fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam struct ieee80211_key_conf *key) 3810fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam{ 3811fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam cmd->header.code = cpu_to_le16(MWL8K_CMD_UPDATE_ENCRYPTION); 3812fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam cmd->header.length = cpu_to_le16(sizeof(*cmd)); 3813fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam cmd->length = cpu_to_le16(sizeof(*cmd) - 3814fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam offsetof(struct mwl8k_cmd_set_key, length)); 3815fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam cmd->key_id = cpu_to_le32(key->keyidx); 3816fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam cmd->key_len = cpu_to_le16(key->keylen); 3817fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam memcpy(cmd->mac_addr, addr, ETH_ALEN); 3818fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3819fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam switch (key->cipher) { 3820fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam case WLAN_CIPHER_SUITE_WEP40: 3821fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam case WLAN_CIPHER_SUITE_WEP104: 3822fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam cmd->key_type_id = cpu_to_le16(MWL8K_ALG_WEP); 3823fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam if (key->keyidx == 0) 3824fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam cmd->key_info = cpu_to_le32(MWL8K_KEY_FLAG_WEP_TXKEY); 3825fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3826fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam break; 3827fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam case WLAN_CIPHER_SUITE_TKIP: 3828fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam cmd->key_type_id = cpu_to_le16(MWL8K_ALG_TKIP); 3829fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam cmd->key_info = (key->flags & IEEE80211_KEY_FLAG_PAIRWISE) 3830fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam ? cpu_to_le32(MWL8K_KEY_FLAG_PAIRWISE) 3831fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam : cpu_to_le32(MWL8K_KEY_FLAG_TXGROUPKEY); 3832fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam cmd->key_info |= cpu_to_le32(MWL8K_KEY_FLAG_MICKEY_VALID 3833fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam | MWL8K_KEY_FLAG_TSC_VALID); 3834fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam break; 3835fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam case WLAN_CIPHER_SUITE_CCMP: 3836fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam cmd->key_type_id = cpu_to_le16(MWL8K_ALG_CCMP); 3837fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam cmd->key_info = (key->flags & IEEE80211_KEY_FLAG_PAIRWISE) 3838fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam ? cpu_to_le32(MWL8K_KEY_FLAG_PAIRWISE) 3839fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam : cpu_to_le32(MWL8K_KEY_FLAG_TXGROUPKEY); 3840fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam break; 3841fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam default: 3842fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam return -ENOTSUPP; 3843fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam } 3844fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3845fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam return 0; 3846fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam} 3847fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3848fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadamstatic int mwl8k_cmd_encryption_set_key(struct ieee80211_hw *hw, 3849fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam struct ieee80211_vif *vif, 3850fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam u8 *addr, 3851fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam struct ieee80211_key_conf *key) 3852fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam{ 3853fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam struct mwl8k_cmd_set_key *cmd; 3854fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam int rc; 3855fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam int keymlen; 3856fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam u32 action; 3857fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam u8 idx; 3858fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam struct mwl8k_vif *mwl8k_vif = MWL8K_VIF(vif); 3859fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3860fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 3861fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam if (cmd == NULL) 3862fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam return -ENOMEM; 3863fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3864fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam rc = mwl8k_encryption_set_cmd_info(cmd, addr, key); 3865fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam if (rc < 0) 3866fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam goto done; 3867fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3868fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam idx = key->keyidx; 3869fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3870fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam if (key->flags & IEEE80211_KEY_FLAG_PAIRWISE) 3871fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam action = MWL8K_ENCR_SET_KEY; 3872fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam else 3873fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam action = MWL8K_ENCR_SET_GROUP_KEY; 3874fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3875fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam switch (key->cipher) { 3876fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam case WLAN_CIPHER_SUITE_WEP40: 3877fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam case WLAN_CIPHER_SUITE_WEP104: 3878fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam if (!mwl8k_vif->wep_key_conf[idx].enabled) { 3879fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam memcpy(mwl8k_vif->wep_key_conf[idx].key, key, 3880fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam sizeof(*key) + key->keylen); 3881fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam mwl8k_vif->wep_key_conf[idx].enabled = 1; 3882fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam } 3883fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3884fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam keymlen = 0; 3885fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam action = MWL8K_ENCR_SET_KEY; 3886fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam break; 3887fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam case WLAN_CIPHER_SUITE_TKIP: 3888fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam keymlen = MAX_ENCR_KEY_LENGTH + 2 * MIC_KEY_LENGTH; 3889fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam break; 3890fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam case WLAN_CIPHER_SUITE_CCMP: 3891fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam keymlen = key->keylen; 3892fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam break; 3893fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam default: 3894fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam rc = -ENOTSUPP; 3895fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam goto done; 3896fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam } 3897fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3898fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam memcpy(cmd->key_material, key->key, keymlen); 3899fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam cmd->action = cpu_to_le32(action); 3900fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3901fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam rc = mwl8k_post_pervif_cmd(hw, vif, &cmd->header); 3902fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadamdone: 3903fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam kfree(cmd); 3904fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3905fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam return rc; 3906fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam} 3907fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3908fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadamstatic int mwl8k_cmd_encryption_remove_key(struct ieee80211_hw *hw, 3909fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam struct ieee80211_vif *vif, 3910fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam u8 *addr, 3911fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam struct ieee80211_key_conf *key) 3912fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam{ 3913fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam struct mwl8k_cmd_set_key *cmd; 3914fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam int rc; 3915fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam struct mwl8k_vif *mwl8k_vif = MWL8K_VIF(vif); 3916fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3917fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 3918fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam if (cmd == NULL) 3919fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam return -ENOMEM; 3920fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3921fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam rc = mwl8k_encryption_set_cmd_info(cmd, addr, key); 3922fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam if (rc < 0) 3923fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam goto done; 3924fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3925fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam if (key->cipher == WLAN_CIPHER_SUITE_WEP40 || 3926fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam WLAN_CIPHER_SUITE_WEP104) 3927fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam mwl8k_vif->wep_key_conf[key->keyidx].enabled = 0; 3928fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3929fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam cmd->action = cpu_to_le32(MWL8K_ENCR_REMOVE_KEY); 3930fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3931fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam rc = mwl8k_post_pervif_cmd(hw, vif, &cmd->header); 3932fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadamdone: 3933fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam kfree(cmd); 3934fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3935fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam return rc; 3936fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam} 3937fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3938fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadamstatic int mwl8k_set_key(struct ieee80211_hw *hw, 3939fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam enum set_key_cmd cmd_param, 3940fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam struct ieee80211_vif *vif, 3941fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam struct ieee80211_sta *sta, 3942fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam struct ieee80211_key_conf *key) 3943fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam{ 3944fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam int rc = 0; 3945fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam u8 encr_type; 3946fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam u8 *addr; 3947fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam struct mwl8k_vif *mwl8k_vif = MWL8K_VIF(vif); 3948fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3949fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam if (vif->type == NL80211_IFTYPE_STATION) 3950fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam return -EOPNOTSUPP; 3951fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3952fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam if (sta == NULL) 3953fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam addr = hw->wiphy->perm_addr; 3954fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam else 3955fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam addr = sta->addr; 3956fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3957fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam if (cmd_param == SET_KEY) { 3958fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam key->flags |= IEEE80211_KEY_FLAG_GENERATE_IV; 3959fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam rc = mwl8k_cmd_encryption_set_key(hw, vif, addr, key); 3960fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam if (rc) 3961fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam goto out; 3962fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3963fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam if ((key->cipher == WLAN_CIPHER_SUITE_WEP40) 3964fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam || (key->cipher == WLAN_CIPHER_SUITE_WEP104)) 3965fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam encr_type = MWL8K_UPDATE_ENCRYPTION_TYPE_WEP; 3966fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam else 3967fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam encr_type = MWL8K_UPDATE_ENCRYPTION_TYPE_MIXED; 3968fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3969fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam rc = mwl8k_cmd_update_encryption_enable(hw, vif, addr, 3970fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam encr_type); 3971fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam if (rc) 3972fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam goto out; 3973fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3974fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam mwl8k_vif->is_hw_crypto_enabled = true; 3975fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3976fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam } else { 3977fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam rc = mwl8k_cmd_encryption_remove_key(hw, vif, addr, key); 3978fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3979fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam if (rc) 3980fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam goto out; 3981fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3982fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam mwl8k_vif->is_hw_crypto_enabled = false; 3983fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3984fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam } 3985fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadamout: 3986fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam return rc; 3987fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam} 3988fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam 3989fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam/* 399055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_UPDATE_STADB. 399155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek */ 399225d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhekstruct ewc_ht_info { 399325d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __le16 control1; 399425d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __le16 control2; 399525d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __le16 control3; 3996ba2d3587912f82d1ab4367975b1df460db60fb1eEric Dumazet} __packed; 399725d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek 399825d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhekstruct peer_capability_info { 399925d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek /* Peer type - AP vs. STA. */ 400025d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __u8 peer_type; 400125d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek 400225d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek /* Basic 802.11 capabilities from assoc resp. */ 400325d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __le16 basic_caps; 400425d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek 400525d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek /* Set if peer supports 802.11n high throughput (HT). */ 400625d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __u8 ht_support; 400725d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek 400825d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek /* Valid if HT is supported. */ 400925d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __le16 ht_caps; 401025d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __u8 extended_ht_caps; 401125d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek struct ewc_ht_info ewc_info; 401225d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek 401325d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek /* Legacy rate table. Intersection of our rates and peer rates. */ 401425d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __u8 legacy_rates[12]; 401525d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek 401625d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek /* HT rate table. Intersection of our rates and peer rates. */ 401725d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __u8 ht_rates[16]; 401825d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __u8 pad[16]; 401925d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek 402025d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek /* If set, interoperability mode, no proprietary extensions. */ 402125d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __u8 interop; 402225d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __u8 pad2; 402325d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __u8 station_id; 402425d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __le16 amsdu_enabled; 4025ba2d3587912f82d1ab4367975b1df460db60fb1eEric Dumazet} __packed; 402625d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek 402755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_update_stadb { 402855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_pkt header; 402955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 403055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek /* See STADB_ACTION_TYPE */ 403155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le32 action; 403255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 403355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek /* Peer MAC address */ 403455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 peer_addr[ETH_ALEN]; 403555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 403655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le32 reserved; 403755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 403855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek /* Peer info - valid during add/update. */ 403955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct peer_capability_info peer_info; 4040ba2d3587912f82d1ab4367975b1df460db60fb1eEric Dumazet} __packed; 404155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 4042a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek#define MWL8K_STA_DB_MODIFY_ENTRY 1 4043a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek#define MWL8K_STA_DB_DEL_ENTRY 2 4044a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek 4045a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek/* Peer Entry flags - used to define the type of the peer node */ 4046a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek#define MWL8K_PEER_TYPE_ACCESSPOINT 2 4047a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek 4048a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhekstatic int mwl8k_cmd_update_stadb_add(struct ieee80211_hw *hw, 4049c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek struct ieee80211_vif *vif, 405013935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek struct ieee80211_sta *sta) 405155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek{ 405255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_update_stadb *cmd; 4053a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek struct peer_capability_info *p; 40548707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek u32 rates; 405555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek int rc; 405655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 405755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 405855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (cmd == NULL) 405955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return -ENOMEM; 406055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 406155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_UPDATE_STADB); 406255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 4063a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek cmd->action = cpu_to_le32(MWL8K_STA_DB_MODIFY_ENTRY); 406413935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek memcpy(cmd->peer_addr, sta->addr, ETH_ALEN); 406555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 4066a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek p = &cmd->peer_info; 4067a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek p->peer_type = MWL8K_PEER_TYPE_ACCESSPOINT; 4068a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek p->basic_caps = cpu_to_le16(vif->bss_conf.assoc_capability); 406913935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek p->ht_support = sta->ht_cap.ht_supported; 4070b603742f49c3ec922522602e18ac22e8f6835132John W. Linville p->ht_caps = cpu_to_le16(sta->ht_cap.cap); 407113935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek p->extended_ht_caps = (sta->ht_cap.ampdu_factor & 3) | 407213935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek ((sta->ht_cap.ampdu_density & 7) << 2); 40738707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek if (hw->conf.channel->band == IEEE80211_BAND_2GHZ) 40748707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek rates = sta->supp_rates[IEEE80211_BAND_2GHZ]; 40758707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek else 40768707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek rates = sta->supp_rates[IEEE80211_BAND_5GHZ] << 5; 40778707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek legacy_rate_mask_to_array(p->legacy_rates, rates); 407813935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek memcpy(p->ht_rates, sta->ht_cap.mcs.rx_mask, 16); 4079a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek p->interop = 1; 4080a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek p->amsdu_enabled = 0; 4081a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek 4082a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 4083a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek kfree(cmd); 4084a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek 4085a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek return rc ? rc : p->station_id; 4086a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek} 4087a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek 4088a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhekstatic int mwl8k_cmd_update_stadb_del(struct ieee80211_hw *hw, 4089a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek struct ieee80211_vif *vif, u8 *addr) 4090a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek{ 4091a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek struct mwl8k_cmd_update_stadb *cmd; 4092a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek int rc; 4093a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek 4094a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 4095a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek if (cmd == NULL) 4096a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek return -ENOMEM; 4097a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek 4098a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_UPDATE_STADB); 4099a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 4100a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek cmd->action = cpu_to_le32(MWL8K_STA_DB_DEL_ENTRY); 4101bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek memcpy(cmd->peer_addr, addr, ETH_ALEN); 410255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 4103a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 410455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek kfree(cmd); 410555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 410655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return rc; 410755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek} 410855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 4109a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4110a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 4111a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Interrupt handling. 4112a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 4113a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic irqreturn_t mwl8k_interrupt(int irq, void *dev_id) 4114a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 4115a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hw *hw = dev_id; 4116a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 4117a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 status; 4118a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4119a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek status = ioread32(priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS); 4120a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!status) 4121a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return IRQ_NONE; 4122a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 41231e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek if (status & MWL8K_A2H_INT_TX_DONE) { 41241e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek status &= ~MWL8K_A2H_INT_TX_DONE; 41251e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek tasklet_schedule(&priv->poll_tx_task); 41261e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek } 41271e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek 4128a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_A2H_INT_RX_READY) { 412967e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek status &= ~MWL8K_A2H_INT_RX_READY; 413067e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek tasklet_schedule(&priv->poll_rx_task); 4131a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 4132a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 41333aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam if (status & MWL8K_A2H_INT_BA_WATCHDOG) { 41343aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam status &= ~MWL8K_A2H_INT_BA_WATCHDOG; 41353aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam ieee80211_queue_work(hw, &priv->watchdog_ba_handle); 41363aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam } 41373aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam 413867e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek if (status) 413967e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek iowrite32(~status, priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS); 414067e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek 4141a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_A2H_INT_OPC_DONE) { 4142618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (priv->hostcmd_wait != NULL) 4143a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek complete(priv->hostcmd_wait); 4144a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 4145a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4146a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_A2H_INT_QUEUE_EMPTY) { 4147618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (!mutex_is_locked(&priv->fw_mutex) && 414888de754ad59025eba797e7a8375807755577f450Lennert Buytenhek priv->radio_on && priv->pending_tx_pkts) 4149618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mwl8k_tx_start(priv); 4150a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 4151a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4152a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return IRQ_HANDLED; 4153a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 4154a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 41551e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhekstatic void mwl8k_tx_poll(unsigned long data) 41561e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek{ 41571e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek struct ieee80211_hw *hw = (struct ieee80211_hw *)data; 41581e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 41591e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek int limit; 41601e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek int i; 41611e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek 41621e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek limit = 32; 41631e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek 41641e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek spin_lock_bh(&priv->tx_lock); 41651e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek 4166e600707b021efdc109e7becd467798da339ec26dBrian Cavagnolo for (i = 0; i < mwl8k_tx_queues(priv); i++) 41671e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek limit -= mwl8k_txq_reclaim(hw, i, limit, 0); 41681e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek 41691e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek if (!priv->pending_tx_pkts && priv->tx_wait != NULL) { 41701e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek complete(priv->tx_wait); 41711e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek priv->tx_wait = NULL; 41721e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek } 41731e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek 41741e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek spin_unlock_bh(&priv->tx_lock); 41751e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek 41761e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek if (limit) { 41771e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek writel(~MWL8K_A2H_INT_TX_DONE, 41781e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS); 41791e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek } else { 41801e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek tasklet_schedule(&priv->poll_tx_task); 41811e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek } 41821e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek} 41831e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek 418467e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhekstatic void mwl8k_rx_poll(unsigned long data) 418567e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek{ 418667e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek struct ieee80211_hw *hw = (struct ieee80211_hw *)data; 418767e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 418867e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek int limit; 418967e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek 419067e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek limit = 32; 419167e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek limit -= rxq_process(hw, 0, limit); 419267e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek limit -= rxq_refill(hw, 0, limit); 419367e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek 419467e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek if (limit) { 419567e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek writel(~MWL8K_A2H_INT_RX_READY, 419667e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS); 419767e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek } else { 419867e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek tasklet_schedule(&priv->poll_rx_task); 419967e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek } 420067e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek} 420167e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek 4202a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4203a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 4204a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Core driver operations. 4205a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 42067bb4568372856688bc070917265bce0b88bb7d4dJohannes Bergstatic void mwl8k_tx(struct ieee80211_hw *hw, struct sk_buff *skb) 4207a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 4208a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 4209a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int index = skb_get_queue_mapping(skb); 4210a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 42119189c10087a738c764046fa27651d332594cd8e6Lennert Buytenhek if (!priv->radio_on) { 4212c96c31e499b70964cfc88744046c998bb710e4b8Joe Perches wiphy_debug(hw->wiphy, 4213c96c31e499b70964cfc88744046c998bb710e4b8Joe Perches "dropped TX frame since radio disabled\n"); 4214a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dev_kfree_skb(skb); 42157bb4568372856688bc070917265bce0b88bb7d4dJohannes Berg return; 4216a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 4217a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 42187bb4568372856688bc070917265bce0b88bb7d4dJohannes Berg mwl8k_txq_xmit(hw, index, skb); 4219a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 4220a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4221a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_start(struct ieee80211_hw *hw) 4222a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 4223a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 4224a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 4225a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4226a0607fd3a25ba1848a63a0d925e36d914735ab47Joe Perches rc = request_irq(priv->pdev->irq, mwl8k_interrupt, 4227a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek IRQF_SHARED, MWL8K_NAME, hw); 4228a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 42295db5584441c2dceb75696fb31a44ac7b9b925359Joe Perches wiphy_err(hw->wiphy, "failed to register IRQ handler\n"); 42302ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek return -EIO; 4231a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 4232a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 423367e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek /* Enable TX reclaim and RX tasklets. */ 42341e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek tasklet_enable(&priv->poll_tx_task); 423567e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek tasklet_enable(&priv->poll_rx_task); 42362ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek 4237a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Enable interrupts */ 4238c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek iowrite32(MWL8K_A2H_EVENTS, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 4239a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 42402ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek rc = mwl8k_fw_lock(hw); 42412ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek if (!rc) { 424255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_radio_enable(hw); 4243a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 42445e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek if (!priv->ap_fw) { 42455e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek if (!rc) 424655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_enable_sniffer(hw, 0); 4247a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 42485e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek if (!rc) 42495e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek rc = mwl8k_cmd_set_pre_scan(hw); 42505e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek 42515e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek if (!rc) 42525e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek rc = mwl8k_cmd_set_post_scan(hw, 42535e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek "\x00\x00\x00\x00\x00\x00"); 42545e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek } 42552ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek 42562ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek if (!rc) 425755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_set_rateadapt_mode(hw, 0); 4258a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 42592ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek if (!rc) 426055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_set_wmm_mode(hw, 0); 4261a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 42622ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek mwl8k_fw_unlock(hw); 42632ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek } 42642ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek 42652ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek if (rc) { 42662ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 42672ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek free_irq(priv->pdev->irq, hw); 42681e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek tasklet_disable(&priv->poll_tx_task); 426967e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek tasklet_disable(&priv->poll_rx_task); 42702ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek } 4271a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4272a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 4273a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 4274a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4275a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_stop(struct ieee80211_hw *hw) 4276a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 4277a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 4278a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 4279a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 428055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek mwl8k_cmd_radio_disable(hw); 4281a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4282a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_stop_queues(hw); 4283a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4284a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Disable interrupts */ 4285a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 4286a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek free_irq(priv->pdev->irq, hw); 4287a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4288a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Stop finalize join worker */ 4289a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cancel_work_sync(&priv->finalize_join_worker); 42903aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam cancel_work_sync(&priv->watchdog_ba_handle); 4291a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->beacon_skb != NULL) 4292a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dev_kfree_skb(priv->beacon_skb); 4293a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 429467e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek /* Stop TX reclaim and RX tasklets. */ 42951e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek tasklet_disable(&priv->poll_tx_task); 429667e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek tasklet_disable(&priv->poll_rx_task); 4297a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4298a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Return all skbs to mac80211 */ 4299e600707b021efdc109e7becd467798da339ec26dBrian Cavagnolo for (i = 0; i < mwl8k_tx_queues(priv); i++) 4300efb7c49a68cf206f35793d7799608e1d69a209f9Lennert Buytenhek mwl8k_txq_reclaim(hw, i, INT_MAX, 1); 4301a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 4302a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 43030863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolostatic int mwl8k_reload_firmware(struct ieee80211_hw *hw, char *fw_image); 43040863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo 4305a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_add_interface(struct ieee80211_hw *hw, 4306f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek struct ieee80211_vif *vif) 4307a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 4308a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 4309a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_vif *mwl8k_vif; 4310ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek u32 macids_supported; 43110863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo int macid, rc; 43120863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo struct mwl8k_device_info *di; 4313a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4314a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 4315a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * Reject interface creation if sniffer mode is active, as 4316a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * STA operation is mutually exclusive with hardware sniffer 4317b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek * mode. (Sniffer mode is only used on STA firmware.) 4318a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek */ 4319a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (priv->sniffer_enabled) { 4320c96c31e499b70964cfc88744046c998bb710e4b8Joe Perches wiphy_info(hw->wiphy, 4321c96c31e499b70964cfc88744046c998bb710e4b8Joe Perches "unable to create STA interface because sniffer mode is enabled\n"); 4322a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return -EINVAL; 4323a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 4324a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 43250863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo di = priv->device_info; 4326ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek switch (vif->type) { 4327ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek case NL80211_IFTYPE_AP: 43280863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo if (!priv->ap_fw && di->fw_image_ap) { 43290863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo /* we must load the ap fw to meet this request */ 43300863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo if (!list_empty(&priv->vif_list)) 43310863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo return -EBUSY; 43320863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo rc = mwl8k_reload_firmware(hw, di->fw_image_ap); 43330863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo if (rc) 43340863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo return rc; 43350863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo } 4336ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek macids_supported = priv->ap_macids_supported; 4337ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek break; 4338ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek case NL80211_IFTYPE_STATION: 43390863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo if (priv->ap_fw && di->fw_image_sta) { 43400863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo /* we must load the sta fw to meet this request */ 43410863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo if (!list_empty(&priv->vif_list)) 43420863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo return -EBUSY; 43430863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo rc = mwl8k_reload_firmware(hw, di->fw_image_sta); 43440863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo if (rc) 43450863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo return rc; 43460863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo } 4347ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek macids_supported = priv->sta_macids_supported; 4348ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek break; 4349ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek default: 4350ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek return -EINVAL; 4351ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek } 4352ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek 4353ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek macid = ffs(macids_supported & ~priv->macids_used); 4354ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek if (!macid--) 4355ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek return -EBUSY; 4356ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek 4357f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek /* Setup driver private area. */ 43581ed32e4fc8cfc9656cc1101e7f9617d485fcbe7bJohannes Berg mwl8k_vif = MWL8K_VIF(vif); 4359a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memset(mwl8k_vif, 0, sizeof(*mwl8k_vif)); 4360f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek mwl8k_vif->vif = vif; 4361ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek mwl8k_vif->macid = macid; 4362a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_vif->seqno = 0; 4363d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam memcpy(mwl8k_vif->bssid, vif->addr, ETH_ALEN); 4364d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam mwl8k_vif->is_hw_crypto_enabled = false; 4365a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4366aa21d0f69a5ca28d33f584b8952cca154115fd26Lennert Buytenhek /* Set the mac address. */ 4367aa21d0f69a5ca28d33f584b8952cca154115fd26Lennert Buytenhek mwl8k_cmd_set_mac_addr(hw, vif, vif->addr); 4368aa21d0f69a5ca28d33f584b8952cca154115fd26Lennert Buytenhek 4369aa21d0f69a5ca28d33f584b8952cca154115fd26Lennert Buytenhek if (priv->ap_fw) 4370aa21d0f69a5ca28d33f584b8952cca154115fd26Lennert Buytenhek mwl8k_cmd_set_new_stn_add_self(hw, vif); 4371aa21d0f69a5ca28d33f584b8952cca154115fd26Lennert Buytenhek 4372ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek priv->macids_used |= 1 << mwl8k_vif->macid; 4373f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek list_add_tail(&mwl8k_vif->list, &priv->vif_list); 4374a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4375a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 4376a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 4377a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4378a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_remove_interface(struct ieee80211_hw *hw, 43791ed32e4fc8cfc9656cc1101e7f9617d485fcbe7bJohannes Berg struct ieee80211_vif *vif) 4380a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 4381a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 4382f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek struct mwl8k_vif *mwl8k_vif = MWL8K_VIF(vif); 4383a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4384b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (priv->ap_fw) 4385b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek mwl8k_cmd_set_new_stn_del(hw, vif, vif->addr); 4386b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 4387aa21d0f69a5ca28d33f584b8952cca154115fd26Lennert Buytenhek mwl8k_cmd_set_mac_addr(hw, vif, "\x00\x00\x00\x00\x00\x00"); 438832060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 4389ee0ddf1865954f44ee929d963e2c968eb377f447Lennert Buytenhek priv->macids_used &= ~(1 << mwl8k_vif->macid); 4390f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek list_del(&mwl8k_vif->list); 4391a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 4392a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4393ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhekstatic int mwl8k_config(struct ieee80211_hw *hw, u32 changed) 4394a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 4395a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_conf *conf = &hw->conf; 4396a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 4397ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek int rc; 4398a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 43997595d67a06466cc00e3aae1b86544278b57481eeLennert Buytenhek if (conf->flags & IEEE80211_CONF_IDLE) { 440055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek mwl8k_cmd_radio_disable(hw); 4401ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek return 0; 44027595d67a06466cc00e3aae1b86544278b57481eeLennert Buytenhek } 44037595d67a06466cc00e3aae1b86544278b57481eeLennert Buytenhek 4404ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek rc = mwl8k_fw_lock(hw); 4405ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek if (rc) 4406ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek return rc; 4407a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 440855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_radio_enable(hw); 4409ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek if (rc) 4410ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek goto out; 4411a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4412610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek rc = mwl8k_cmd_set_rf_channel(hw, conf); 4413ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek if (rc) 4414ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek goto out; 4415ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek 4416a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (conf->power_level > 18) 4417a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek conf->power_level = 18; 4418a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 441908b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek if (priv->ap_fw) { 442041fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam rc = mwl8k_cmd_tx_power(hw, conf, conf->power_level); 442141fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam if (rc) 442241fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam goto out; 442341fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam 4424da62b761769f60e5d476ad882c5ba40fb5d61664Nishant Sarmukadam rc = mwl8k_cmd_rf_antenna(hw, MWL8K_RF_ANTENNA_RX, 0x3); 4425da62b761769f60e5d476ad882c5ba40fb5d61664Nishant Sarmukadam if (rc) 4426da62b761769f60e5d476ad882c5ba40fb5d61664Nishant Sarmukadam wiphy_warn(hw->wiphy, "failed to set # of RX antennas"); 4427da62b761769f60e5d476ad882c5ba40fb5d61664Nishant Sarmukadam rc = mwl8k_cmd_rf_antenna(hw, MWL8K_RF_ANTENNA_TX, 0x7); 4428da62b761769f60e5d476ad882c5ba40fb5d61664Nishant Sarmukadam if (rc) 4429da62b761769f60e5d476ad882c5ba40fb5d61664Nishant Sarmukadam wiphy_warn(hw->wiphy, "failed to set # of TX antennas"); 4430da62b761769f60e5d476ad882c5ba40fb5d61664Nishant Sarmukadam 443108b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek } else { 443241fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam rc = mwl8k_cmd_rf_tx_power(hw, conf->power_level); 443341fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam if (rc) 443441fdf0974d9eb81215cb578211a6d8f8a022a9ebNishant Sarmukadam goto out; 443508b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek rc = mwl8k_cmd_mimo_config(hw, 0x7, 0x7); 443608b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek } 4437a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4438ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhekout: 4439ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek mwl8k_fw_unlock(hw); 4440a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4441ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek return rc; 4442a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 4443a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4444b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhekstatic void 4445b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhekmwl8k_bss_info_changed_sta(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 4446b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek struct ieee80211_bss_conf *info, u32 changed) 4447a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 4448a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 4449c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek u32 ap_legacy_rates; 445013935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek u8 ap_mcs_rates[16]; 44513a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek int rc; 44523a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek 4453c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek if (mwl8k_fw_lock(hw)) 44543a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek return; 4455a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4456c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek /* 4457c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek * No need to capture a beacon if we're no longer associated. 4458c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek */ 4459c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek if ((changed & BSS_CHANGED_ASSOC) && !vif->bss_conf.assoc) 4460c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek priv->capture_beacon = false; 44613a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek 4462c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek /* 446313935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek * Get the AP's legacy and MCS rates. 4464c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek */ 44657dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek if (vif->bss_conf.assoc) { 4466c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek struct ieee80211_sta *ap; 4467c97470dd253831e880c72ea5d022ed7f3aee45c3Lennert Buytenhek 4468c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek rcu_read_lock(); 4469c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek 4470c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek ap = ieee80211_find_sta(vif, vif->bss_conf.bssid); 4471c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek if (ap == NULL) { 4472c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek rcu_read_unlock(); 4473c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek goto out; 4474c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek } 4475c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek 44768707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek if (hw->conf.channel->band == IEEE80211_BAND_2GHZ) { 44778707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek ap_legacy_rates = ap->supp_rates[IEEE80211_BAND_2GHZ]; 44788707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek } else { 44798707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek ap_legacy_rates = 44808707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek ap->supp_rates[IEEE80211_BAND_5GHZ] << 5; 44818707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek } 448213935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek memcpy(ap_mcs_rates, ap->ht_cap.mcs.rx_mask, 16); 4483c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek 4484c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek rcu_read_unlock(); 4485c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek } 4486c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek 4487c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek if ((changed & BSS_CHANGED_ASSOC) && vif->bss_conf.assoc) { 448813935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek rc = mwl8k_cmd_set_rate(hw, vif, ap_legacy_rates, ap_mcs_rates); 44893a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 44903a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 4491a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4492b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek rc = mwl8k_cmd_use_fixed_rate_sta(hw); 44933a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 44943a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 4495c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek } 4496a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4497c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek if (changed & BSS_CHANGED_ERP_PREAMBLE) { 44987dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek rc = mwl8k_set_radio_preamble(hw, 44997dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek vif->bss_conf.use_short_preamble); 45003a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 45013a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 4502c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek } 4503a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4504c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek if (changed & BSS_CHANGED_ERP_SLOT) { 45057dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek rc = mwl8k_cmd_set_slot(hw, vif->bss_conf.use_short_slot); 45063a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 45073a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 4508c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek } 4509a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4510c97470dd253831e880c72ea5d022ed7f3aee45c3Lennert Buytenhek if (vif->bss_conf.assoc && 4511c97470dd253831e880c72ea5d022ed7f3aee45c3Lennert Buytenhek (changed & (BSS_CHANGED_ASSOC | BSS_CHANGED_ERP_CTS_PROT | 4512c97470dd253831e880c72ea5d022ed7f3aee45c3Lennert Buytenhek BSS_CHANGED_HT))) { 4513c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek rc = mwl8k_cmd_set_aid(hw, vif, ap_legacy_rates); 45143a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 45153a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 4516c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek } 4517a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4518c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek if (vif->bss_conf.assoc && 4519c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek (changed & (BSS_CHANGED_ASSOC | BSS_CHANGED_BEACON_INT))) { 4520a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 4521a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Finalize the join. Tell rx handler to process 4522a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * next beacon from our BSSID. 4523a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 45240a11dfc36604d9b24deda17461b7ea69851846aaLennert Buytenhek memcpy(priv->capture_bssid, vif->bss_conf.bssid, ETH_ALEN); 4525a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->capture_beacon = true; 4526a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 4527a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 45283a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhekout: 45293a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek mwl8k_fw_unlock(hw); 4530a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 4531a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4532b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhekstatic void 4533b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhekmwl8k_bss_info_changed_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 4534b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek struct ieee80211_bss_conf *info, u32 changed) 4535b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek{ 4536b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek int rc; 4537b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 4538b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (mwl8k_fw_lock(hw)) 4539b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek return; 4540b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 4541b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (changed & BSS_CHANGED_ERP_PREAMBLE) { 4542b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek rc = mwl8k_set_radio_preamble(hw, 4543b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek vif->bss_conf.use_short_preamble); 4544b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (rc) 4545b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek goto out; 4546b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek } 4547b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 4548b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (changed & BSS_CHANGED_BASIC_RATES) { 4549b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek int idx; 4550b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek int rate; 4551b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 4552b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek /* 4553b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek * Use lowest supported basic rate for multicasts 4554b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek * and management frames (such as probe responses -- 4555b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek * beacons will always go out at 1 Mb/s). 4556b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek */ 4557b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek idx = ffs(vif->bss_conf.basic_rates); 45588707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek if (idx) 45598707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek idx--; 45608707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek 45618707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek if (hw->conf.channel->band == IEEE80211_BAND_2GHZ) 45628707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek rate = mwl8k_rates_24[idx].hw_value; 45638707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek else 45648707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek rate = mwl8k_rates_50[idx].hw_value; 4565b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 4566b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek mwl8k_cmd_use_fixed_rate_ap(hw, rate, rate); 4567b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek } 4568b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 4569b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (changed & (BSS_CHANGED_BEACON_INT | BSS_CHANGED_BEACON)) { 4570b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek struct sk_buff *skb; 4571b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 4572b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek skb = ieee80211_beacon_get(hw, vif); 4573b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (skb != NULL) { 4574aa21d0f69a5ca28d33f584b8952cca154115fd26Lennert Buytenhek mwl8k_cmd_set_beacon(hw, vif, skb->data, skb->len); 4575b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek kfree_skb(skb); 4576b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek } 4577b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek } 4578b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 4579b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (changed & BSS_CHANGED_BEACON_ENABLED) 4580aa21d0f69a5ca28d33f584b8952cca154115fd26Lennert Buytenhek mwl8k_cmd_bss_start(hw, vif, info->enable_beacon); 4581b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 4582b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhekout: 4583b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek mwl8k_fw_unlock(hw); 4584b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek} 4585b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 4586b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhekstatic void 4587b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhekmwl8k_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 4588b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek struct ieee80211_bss_conf *info, u32 changed) 4589b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek{ 4590b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 4591b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 4592b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (!priv->ap_fw) 4593b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek mwl8k_bss_info_changed_sta(hw, vif, info, changed); 4594b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek else 4595b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek mwl8k_bss_info_changed_ap(hw, vif, info, changed); 4596b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek} 4597b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 4598e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhekstatic u64 mwl8k_prepare_multicast(struct ieee80211_hw *hw, 459922bedad3ce112d5ca1eaf043d4990fa2ed698c87Jiri Pirko struct netdev_hw_addr_list *mc_list) 4600e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek{ 4601e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek struct mwl8k_cmd_pkt *cmd; 4602e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 4603447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek /* 4604447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * Synthesize and return a command packet that programs the 4605447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * hardware multicast address filter. At this point we don't 4606447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * know whether FIF_ALLMULTI is being requested, but if it is, 4607447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * we'll end up throwing this packet away and creating a new 4608447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * one in mwl8k_configure_filter(). 4609447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek */ 461022bedad3ce112d5ca1eaf043d4990fa2ed698c87Jiri Pirko cmd = __mwl8k_cmd_mac_multicast_adr(hw, 0, mc_list); 4611e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 4612e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek return (unsigned long)cmd; 4613e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek} 4614e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 4615a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhekstatic int 4616a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhekmwl8k_configure_filter_sniffer(struct ieee80211_hw *hw, 4617a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek unsigned int changed_flags, 4618a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek unsigned int *total_flags) 4619a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek{ 4620a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 4621a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 4622a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek /* 4623a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * Hardware sniffer mode is mutually exclusive with STA 4624a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * operation, so refuse to enable sniffer mode if a STA 4625a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * interface is active. 4626a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek */ 4627f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek if (!list_empty(&priv->vif_list)) { 4628a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (net_ratelimit()) 4629c96c31e499b70964cfc88744046c998bb710e4b8Joe Perches wiphy_info(hw->wiphy, 4630c96c31e499b70964cfc88744046c998bb710e4b8Joe Perches "not enabling sniffer mode because STA interface is active\n"); 4631a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return 0; 4632a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 4633a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 4634a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (!priv->sniffer_enabled) { 463555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (mwl8k_cmd_enable_sniffer(hw, 1)) 4636a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return 0; 4637a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek priv->sniffer_enabled = true; 4638a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 4639a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 4640a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek *total_flags &= FIF_PROMISC_IN_BSS | FIF_ALLMULTI | 4641a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek FIF_BCN_PRBRESP_PROMISC | FIF_CONTROL | 4642a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek FIF_OTHER_BSS; 4643a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 4644a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return 1; 4645a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek} 4646a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 4647f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhekstatic struct mwl8k_vif *mwl8k_first_vif(struct mwl8k_priv *priv) 4648f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek{ 4649f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek if (!list_empty(&priv->vif_list)) 4650f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek return list_entry(priv->vif_list.next, struct mwl8k_vif, list); 4651f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek 4652f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek return NULL; 4653f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek} 4654f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek 4655e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhekstatic void mwl8k_configure_filter(struct ieee80211_hw *hw, 4656e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek unsigned int changed_flags, 4657e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek unsigned int *total_flags, 4658e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek u64 multicast) 4659e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek{ 4660e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 4661a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek struct mwl8k_cmd_pkt *cmd = (void *)(unsigned long)multicast; 4662a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 4663a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek /* 4664c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek * AP firmware doesn't allow fine-grained control over 4665c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek * the receive filter. 4666c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek */ 4667c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek if (priv->ap_fw) { 4668c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek *total_flags &= FIF_ALLMULTI | FIF_BCN_PRBRESP_PROMISC; 4669c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek kfree(cmd); 4670c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek return; 4671c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek } 4672c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek 4673c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek /* 4674a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * Enable hardware sniffer mode if FIF_CONTROL or 4675a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * FIF_OTHER_BSS is requested. 4676a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek */ 4677a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (*total_flags & (FIF_CONTROL | FIF_OTHER_BSS) && 4678a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek mwl8k_configure_filter_sniffer(hw, changed_flags, total_flags)) { 4679a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek kfree(cmd); 4680a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return; 4681a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 4682a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4683e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek /* Clear unsupported feature flags */ 4684447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek *total_flags &= FIF_ALLMULTI | FIF_BCN_PRBRESP_PROMISC; 4685a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 468690852f7aed0f90d443efd7e0f9b82d8ac8186848Lennert Buytenhek if (mwl8k_fw_lock(hw)) { 468790852f7aed0f90d443efd7e0f9b82d8ac8186848Lennert Buytenhek kfree(cmd); 4688e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek return; 468990852f7aed0f90d443efd7e0f9b82d8ac8186848Lennert Buytenhek } 4690a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4691a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (priv->sniffer_enabled) { 469255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek mwl8k_cmd_enable_sniffer(hw, 0); 4693a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek priv->sniffer_enabled = false; 4694a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 4695a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 4696e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek if (changed_flags & FIF_BCN_PRBRESP_PROMISC) { 469777165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek if (*total_flags & FIF_BCN_PRBRESP_PROMISC) { 469877165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek /* 469977165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * Disable the BSS filter. 470077165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek */ 4701e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek mwl8k_cmd_set_pre_scan(hw); 470277165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek } else { 4703f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek struct mwl8k_vif *mwl8k_vif; 47040a11dfc36604d9b24deda17461b7ea69851846aaLennert Buytenhek const u8 *bssid; 4705a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek 470677165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek /* 470777165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * Enable the BSS filter. 470877165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * 470977165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * If there is an active STA interface, use that 471077165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * interface's BSSID, otherwise use a dummy one 471177165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * (where the OUI part needs to be nonzero for 471277165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * the BSSID to be accepted by POST_SCAN). 471377165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek */ 4714f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek mwl8k_vif = mwl8k_first_vif(priv); 4715f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek if (mwl8k_vif != NULL) 4716f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek bssid = mwl8k_vif->vif->bss_conf.bssid; 4717f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek else 4718f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek bssid = "\x01\x00\x00\x00\x00\x00"; 4719a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek 4720e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek mwl8k_cmd_set_post_scan(hw, bssid); 4721a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 4722a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 4723a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4724447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek /* 4725447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * If FIF_ALLMULTI is being requested, throw away the command 4726447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * packet that ->prepare_multicast() built and replace it with 4727447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * a command packet that enables reception of all multicast 4728447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * packets. 4729447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek */ 4730447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek if (*total_flags & FIF_ALLMULTI) { 4731447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek kfree(cmd); 473222bedad3ce112d5ca1eaf043d4990fa2ed698c87Jiri Pirko cmd = __mwl8k_cmd_mac_multicast_adr(hw, 1, NULL); 4733447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek } 4734447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek 4735447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek if (cmd != NULL) { 4736447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek mwl8k_post_cmd(hw, cmd); 4737447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek kfree(cmd); 4738e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek } 4739a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4740e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek mwl8k_fw_unlock(hw); 4741a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 4742a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4743a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_set_rts_threshold(struct ieee80211_hw *hw, u32 value) 4744a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 4745c2c2b12a8b6cd23d4abbc086642647c656bf406cLennert Buytenhek return mwl8k_cmd_set_rts_threshold(hw, value); 4746a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 4747a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 47484a6967b88af02eebeedfbb91bc09160750225bb5Johannes Bergstatic int mwl8k_sta_remove(struct ieee80211_hw *hw, 47494a6967b88af02eebeedfbb91bc09160750225bb5Johannes Berg struct ieee80211_vif *vif, 47504a6967b88af02eebeedfbb91bc09160750225bb5Johannes Berg struct ieee80211_sta *sta) 47513f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek{ 47523f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 47533f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 47544a6967b88af02eebeedfbb91bc09160750225bb5Johannes Berg if (priv->ap_fw) 47554a6967b88af02eebeedfbb91bc09160750225bb5Johannes Berg return mwl8k_cmd_set_new_stn_del(hw, vif, sta->addr); 47564a6967b88af02eebeedfbb91bc09160750225bb5Johannes Berg else 47574a6967b88af02eebeedfbb91bc09160750225bb5Johannes Berg return mwl8k_cmd_update_stadb_del(hw, vif, sta->addr); 4758bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek} 4759bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 47604a6967b88af02eebeedfbb91bc09160750225bb5Johannes Bergstatic int mwl8k_sta_add(struct ieee80211_hw *hw, 47614a6967b88af02eebeedfbb91bc09160750225bb5Johannes Berg struct ieee80211_vif *vif, 47624a6967b88af02eebeedfbb91bc09160750225bb5Johannes Berg struct ieee80211_sta *sta) 4763bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek{ 4764bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 47654a6967b88af02eebeedfbb91bc09160750225bb5Johannes Berg int ret; 4766fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam int i; 4767fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam struct mwl8k_vif *mwl8k_vif = MWL8K_VIF(vif); 4768fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam struct ieee80211_key_conf *key; 4769bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 47704a6967b88af02eebeedfbb91bc09160750225bb5Johannes Berg if (!priv->ap_fw) { 47714a6967b88af02eebeedfbb91bc09160750225bb5Johannes Berg ret = mwl8k_cmd_update_stadb_add(hw, vif, sta); 47724a6967b88af02eebeedfbb91bc09160750225bb5Johannes Berg if (ret >= 0) { 47734a6967b88af02eebeedfbb91bc09160750225bb5Johannes Berg MWL8K_STA(sta)->peer_id = ret; 4774170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam if (sta->ht_cap.ht_supported) 4775170335432ad36584a6d24fc1fd903024d221ef55Nishant Sarmukadam MWL8K_STA(sta)->is_ampdu_allowed = true; 4776fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam ret = 0; 47774a6967b88af02eebeedfbb91bc09160750225bb5Johannes Berg } 4778bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 4779d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam } else { 4780d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam ret = mwl8k_cmd_set_new_stn_add(hw, vif, sta); 4781bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek } 47824a6967b88af02eebeedfbb91bc09160750225bb5Johannes Berg 4783d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam for (i = 0; i < NUM_WEP_KEYS; i++) { 4784d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam key = IEEE80211_KEY_CONF(mwl8k_vif->wep_key_conf[i].key); 4785d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam if (mwl8k_vif->wep_key_conf[i].enabled) 4786d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam mwl8k_set_key(hw, SET_KEY, vif, sta, key); 4787d9a07d4980514e701555c4f03b865a54c4c48b4aNishant Sarmukadam } 4788fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam return ret; 4789bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek} 4790bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 4791a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_conf_tx(struct ieee80211_hw *hw, u16 queue, 4792a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek const struct ieee80211_tx_queue_params *params) 4793a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 47943e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 4795a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 4796a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 47973e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek rc = mwl8k_fw_lock(hw); 47983e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek if (!rc) { 4799e600707b021efdc109e7becd467798da339ec26dBrian Cavagnolo BUG_ON(queue > MWL8K_TX_WMM_QUEUES - 1); 48000863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo memcpy(&priv->wmm_params[queue], params, sizeof(*params)); 48010863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo 48023e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek if (!priv->wmm_enabled) 480355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_set_wmm_mode(hw, 1); 4804a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 480585c9205c79c794a6eea0c7217db93b4c637f136eNishant Sarmukadam if (!rc) { 4806e600707b021efdc109e7becd467798da339ec26dBrian Cavagnolo int q = MWL8K_TX_WMM_QUEUES - 1 - queue; 480785c9205c79c794a6eea0c7217db93b4c637f136eNishant Sarmukadam rc = mwl8k_cmd_set_edca_params(hw, q, 480855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek params->cw_min, 480955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek params->cw_max, 481055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek params->aifs, 481155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek params->txop); 481285c9205c79c794a6eea0c7217db93b4c637f136eNishant Sarmukadam } 48133e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek 48143e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek mwl8k_fw_unlock(hw); 4815a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 48163e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek 4817a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 4818a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 4819a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4820a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_get_stats(struct ieee80211_hw *hw, 4821a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_low_level_stats *stats) 4822a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 482355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return mwl8k_cmd_get_stat(hw, stats); 4824a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 4825a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 48260d462bbb0e20863b6c796abd779bfdb534d60278John W. Linvillestatic int mwl8k_get_survey(struct ieee80211_hw *hw, int idx, 48270d462bbb0e20863b6c796abd779bfdb534d60278John W. Linville struct survey_info *survey) 48280d462bbb0e20863b6c796abd779bfdb534d60278John W. Linville{ 48290d462bbb0e20863b6c796abd779bfdb534d60278John W. Linville struct mwl8k_priv *priv = hw->priv; 48300d462bbb0e20863b6c796abd779bfdb534d60278John W. Linville struct ieee80211_conf *conf = &hw->conf; 48310d462bbb0e20863b6c796abd779bfdb534d60278John W. Linville 48320d462bbb0e20863b6c796abd779bfdb534d60278John W. Linville if (idx != 0) 48330d462bbb0e20863b6c796abd779bfdb534d60278John W. Linville return -ENOENT; 48340d462bbb0e20863b6c796abd779bfdb534d60278John W. Linville 48350d462bbb0e20863b6c796abd779bfdb534d60278John W. Linville survey->channel = conf->channel; 48360d462bbb0e20863b6c796abd779bfdb534d60278John W. Linville survey->filled = SURVEY_INFO_NOISE_DBM; 48370d462bbb0e20863b6c796abd779bfdb534d60278John W. Linville survey->noise = priv->noise; 48380d462bbb0e20863b6c796abd779bfdb534d60278John W. Linville 48390d462bbb0e20863b6c796abd779bfdb534d60278John W. Linville return 0; 48400d462bbb0e20863b6c796abd779bfdb534d60278John W. Linville} 48410d462bbb0e20863b6c796abd779bfdb534d60278John W. Linville 484265f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam#define MAX_AMPDU_ATTEMPTS 5 484365f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam 4844a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhekstatic int 4845a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhekmwl8k_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 4846a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek enum ieee80211_ampdu_mlme_action action, 48470b01f030d38e00650e2db42da083d8647aad40a5Johannes Berg struct ieee80211_sta *sta, u16 tid, u16 *ssn, 48480b01f030d38e00650e2db42da083d8647aad40a5Johannes Berg u8 buf_size) 4849a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek{ 485065f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam 485165f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam int i, rc = 0; 485265f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam struct mwl8k_priv *priv = hw->priv; 485365f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam struct mwl8k_ampdu_stream *stream; 485465f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam u8 *addr = sta->addr; 485565f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam 485665f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam if (!(hw->flags & IEEE80211_HW_AMPDU_AGGREGATION)) 485765f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam return -ENOTSUPP; 485865f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam 485965f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam spin_lock(&priv->stream_lock); 486065f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam stream = mwl8k_lookup_stream(hw, addr, tid); 486165f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam 4862a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek switch (action) { 4863a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek case IEEE80211_AMPDU_RX_START: 4864a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek case IEEE80211_AMPDU_RX_STOP: 486565f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam break; 486665f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam case IEEE80211_AMPDU_TX_START: 486765f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam /* By the time we get here the hw queues may contain outgoing 486865f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam * packets for this RA/TID that are not part of this BA 486965f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam * session. The hw will assign sequence numbers to these 487065f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam * packets as they go out. So if we query the hw for its next 487165f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam * sequence number and use that for the SSN here, it may end up 487265f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam * being wrong, which will lead to sequence number mismatch at 487365f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam * the recipient. To avoid this, we reset the sequence number 487465f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam * to O for the first MPDU in this BA stream. 487565f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam */ 487665f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam *ssn = 0; 487765f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam if (stream == NULL) { 487865f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam /* This means that somebody outside this driver called 487965f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam * ieee80211_start_tx_ba_session. This is unexpected 488065f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam * because we do our own rate control. Just warn and 488165f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam * move on. 488265f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam */ 488365f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam wiphy_warn(hw->wiphy, "Unexpected call to %s. " 488465f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam "Proceeding anyway.\n", __func__); 488565f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam stream = mwl8k_add_stream(hw, sta, tid); 488665f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam } 488765f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam if (stream == NULL) { 488865f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam wiphy_debug(hw->wiphy, "no free AMPDU streams\n"); 488965f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam rc = -EBUSY; 489065f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam break; 489165f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam } 489265f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam stream->state = AMPDU_STREAM_IN_PROGRESS; 489365f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam 489465f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam /* Release the lock before we do the time consuming stuff */ 489565f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam spin_unlock(&priv->stream_lock); 489665f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam for (i = 0; i < MAX_AMPDU_ATTEMPTS; i++) { 489765f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam rc = mwl8k_check_ba(hw, stream); 489865f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam 489965f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam if (!rc) 490065f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam break; 490165f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam /* 490265f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam * HW queues take time to be flushed, give them 490365f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam * sufficient time 490465f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam */ 490565f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam 490665f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam msleep(1000); 490765f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam } 490865f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam spin_lock(&priv->stream_lock); 490965f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam if (rc) { 491065f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam wiphy_err(hw->wiphy, "Stream for tid %d busy after %d" 491165f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam " attempts\n", tid, MAX_AMPDU_ATTEMPTS); 491265f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam mwl8k_remove_stream(hw, stream); 491365f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam rc = -EBUSY; 491465f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam break; 491565f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam } 491665f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam ieee80211_start_tx_ba_cb_irqsafe(vif, addr, tid); 491765f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam break; 491865f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam case IEEE80211_AMPDU_TX_STOP: 491965f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam if (stream == NULL) 492065f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam break; 492165f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam if (stream->state == AMPDU_STREAM_ACTIVE) { 492265f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam spin_unlock(&priv->stream_lock); 492365f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam mwl8k_destroy_ba(hw, stream); 492465f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam spin_lock(&priv->stream_lock); 492565f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam } 492665f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam mwl8k_remove_stream(hw, stream); 492765f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam ieee80211_stop_tx_ba_cb_irqsafe(vif, addr, tid); 492865f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam break; 492965f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam case IEEE80211_AMPDU_TX_OPERATIONAL: 493065f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam BUG_ON(stream == NULL); 493165f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam BUG_ON(stream->state != AMPDU_STREAM_IN_PROGRESS); 493265f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam spin_unlock(&priv->stream_lock); 493365f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam rc = mwl8k_create_ba(hw, stream, buf_size); 493465f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam spin_lock(&priv->stream_lock); 493565f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam if (!rc) 493665f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam stream->state = AMPDU_STREAM_ACTIVE; 493765f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam else { 493865f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam spin_unlock(&priv->stream_lock); 493965f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam mwl8k_destroy_ba(hw, stream); 494065f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam spin_lock(&priv->stream_lock); 494165f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam wiphy_debug(hw->wiphy, 494265f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam "Failed adding stream for sta %pM tid %d\n", 494365f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam addr, tid); 494465f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam mwl8k_remove_stream(hw, stream); 494565f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam } 494665f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam break; 494765f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam 4948a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek default: 494965f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam rc = -ENOTSUPP; 4950a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek } 495165f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam 495265f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam spin_unlock(&priv->stream_lock); 495365f3ddcd08fe24490359274a8c9bf526e81357a5Nishant Sarmukadam return rc; 4954a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek} 4955a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek 4956a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic const struct ieee80211_ops mwl8k_ops = { 4957a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .tx = mwl8k_tx, 4958a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .start = mwl8k_start, 4959a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .stop = mwl8k_stop, 4960a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .add_interface = mwl8k_add_interface, 4961a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .remove_interface = mwl8k_remove_interface, 4962a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .config = mwl8k_config, 4963a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .bss_info_changed = mwl8k_bss_info_changed, 49643ac64beecd27400d12cc7afb4108eef26c499f6aJohannes Berg .prepare_multicast = mwl8k_prepare_multicast, 4965a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .configure_filter = mwl8k_configure_filter, 4966fcdc403c31ed5bb5f3baf42f4e2b5e7198fef0c0Nishant Sarmukadam .set_key = mwl8k_set_key, 4967a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .set_rts_threshold = mwl8k_set_rts_threshold, 49684a6967b88af02eebeedfbb91bc09160750225bb5Johannes Berg .sta_add = mwl8k_sta_add, 49694a6967b88af02eebeedfbb91bc09160750225bb5Johannes Berg .sta_remove = mwl8k_sta_remove, 4970a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .conf_tx = mwl8k_conf_tx, 4971a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .get_stats = mwl8k_get_stats, 49720d462bbb0e20863b6c796abd779bfdb534d60278John W. Linville .get_survey = mwl8k_get_survey, 4973a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek .ampdu_action = mwl8k_ampdu_action, 4974a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 4975a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4976a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_finalize_join_worker(struct work_struct *work) 4977a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 4978a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = 4979a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek container_of(work, struct mwl8k_priv, finalize_join_worker); 4980a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *skb = priv->beacon_skb; 498156007a028c51cbf800a6c969d6f6431d23443b99Johannes Berg struct ieee80211_mgmt *mgmt = (void *)skb->data; 498256007a028c51cbf800a6c969d6f6431d23443b99Johannes Berg int len = skb->len - offsetof(struct ieee80211_mgmt, u.beacon.variable); 498356007a028c51cbf800a6c969d6f6431d23443b99Johannes Berg const u8 *tim = cfg80211_find_ie(WLAN_EID_TIM, 498456007a028c51cbf800a6c969d6f6431d23443b99Johannes Berg mgmt->u.beacon.variable, len); 498556007a028c51cbf800a6c969d6f6431d23443b99Johannes Berg int dtim_period = 1; 498656007a028c51cbf800a6c969d6f6431d23443b99Johannes Berg 498756007a028c51cbf800a6c969d6f6431d23443b99Johannes Berg if (tim && tim[1] >= 2) 498856007a028c51cbf800a6c969d6f6431d23443b99Johannes Berg dtim_period = tim[3]; 4989a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 499056007a028c51cbf800a6c969d6f6431d23443b99Johannes Berg mwl8k_cmd_finalize_join(priv->hw, skb->data, skb->len, dtim_period); 4991a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4992f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek dev_kfree_skb(skb); 4993a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->beacon_skb = NULL; 4994a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 4995a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4996bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linvilleenum { 49979e1b17ead81e72d3db37b4cf15cde1f613603822Lennert Buytenhek MWL8363 = 0, 49989e1b17ead81e72d3db37b4cf15cde1f613603822Lennert Buytenhek MWL8687, 4999bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville MWL8366, 50006f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek}; 50016f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 50028a7a578c2e3ac463a17fe30b11ada0509658a952Brian Cavagnolo#define MWL8K_8366_AP_FW_API 2 5003952a0e963fb02e50f4afbf502f7d468a8fe2b0faBrian Cavagnolo#define _MWL8K_8366_AP_FW(api) "mwl8k/fmimage_8366_ap-" #api ".fw" 5004952a0e963fb02e50f4afbf502f7d468a8fe2b0faBrian Cavagnolo#define MWL8K_8366_AP_FW(api) _MWL8K_8366_AP_FW(api) 5005952a0e963fb02e50f4afbf502f7d468a8fe2b0faBrian Cavagnolo 5006bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linvillestatic struct mwl8k_device_info mwl8k_info_tbl[] __devinitdata = { 50079e1b17ead81e72d3db37b4cf15cde1f613603822Lennert Buytenhek [MWL8363] = { 50089e1b17ead81e72d3db37b4cf15cde1f613603822Lennert Buytenhek .part_name = "88w8363", 50099e1b17ead81e72d3db37b4cf15cde1f613603822Lennert Buytenhek .helper_image = "mwl8k/helper_8363.fw", 50100863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo .fw_image_sta = "mwl8k/fmimage_8363.fw", 50119e1b17ead81e72d3db37b4cf15cde1f613603822Lennert Buytenhek }, 501249eb691c8f48a29adfdfbdeb82433f1f8cb6524dLennert Buytenhek [MWL8687] = { 5013bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .part_name = "88w8687", 5014bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .helper_image = "mwl8k/helper_8687.fw", 50150863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo .fw_image_sta = "mwl8k/fmimage_8687.fw", 5016bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville }, 501749eb691c8f48a29adfdfbdeb82433f1f8cb6524dLennert Buytenhek [MWL8366] = { 5018bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .part_name = "88w8366", 5019bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .helper_image = "mwl8k/helper_8366.fw", 50200863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo .fw_image_sta = "mwl8k/fmimage_8366.fw", 5021952a0e963fb02e50f4afbf502f7d468a8fe2b0faBrian Cavagnolo .fw_image_ap = MWL8K_8366_AP_FW(MWL8K_8366_AP_FW_API), 5022952a0e963fb02e50f4afbf502f7d468a8fe2b0faBrian Cavagnolo .fw_api_ap = MWL8K_8366_AP_FW_API, 502389a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .ap_rxd_ops = &rxd_8366_ap_ops, 5024bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville }, 502545a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek}; 502645a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek 5027c92d4edecf489dbcbb2e5dd3c513790e57e2ea0eLennert BuytenhekMODULE_FIRMWARE("mwl8k/helper_8363.fw"); 5028c92d4edecf489dbcbb2e5dd3c513790e57e2ea0eLennert BuytenhekMODULE_FIRMWARE("mwl8k/fmimage_8363.fw"); 5029c92d4edecf489dbcbb2e5dd3c513790e57e2ea0eLennert BuytenhekMODULE_FIRMWARE("mwl8k/helper_8687.fw"); 5030c92d4edecf489dbcbb2e5dd3c513790e57e2ea0eLennert BuytenhekMODULE_FIRMWARE("mwl8k/fmimage_8687.fw"); 5031c92d4edecf489dbcbb2e5dd3c513790e57e2ea0eLennert BuytenhekMODULE_FIRMWARE("mwl8k/helper_8366.fw"); 5032c92d4edecf489dbcbb2e5dd3c513790e57e2ea0eLennert BuytenhekMODULE_FIRMWARE("mwl8k/fmimage_8366.fw"); 5033952a0e963fb02e50f4afbf502f7d468a8fe2b0faBrian CavagnoloMODULE_FIRMWARE(MWL8K_8366_AP_FW(MWL8K_8366_AP_FW_API)); 5034c92d4edecf489dbcbb2e5dd3c513790e57e2ea0eLennert Buytenhek 503545a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhekstatic DEFINE_PCI_DEVICE_TABLE(mwl8k_pci_id_table) = { 5036e5868ba10c3c5d8a56c06bbafe098103356ac03fBenjamin Larsson { PCI_VDEVICE(MARVELL, 0x2a0a), .driver_data = MWL8363, }, 50379e1b17ead81e72d3db37b4cf15cde1f613603822Lennert Buytenhek { PCI_VDEVICE(MARVELL, 0x2a0c), .driver_data = MWL8363, }, 50389e1b17ead81e72d3db37b4cf15cde1f613603822Lennert Buytenhek { PCI_VDEVICE(MARVELL, 0x2a24), .driver_data = MWL8363, }, 5039bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville { PCI_VDEVICE(MARVELL, 0x2a2b), .driver_data = MWL8687, }, 5040bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville { PCI_VDEVICE(MARVELL, 0x2a30), .driver_data = MWL8687, }, 5041bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville { PCI_VDEVICE(MARVELL, 0x2a40), .driver_data = MWL8366, }, 5042ca66527c60385dcec878ebd90749d1fdc43bc870Lennert Buytenhek { PCI_VDEVICE(MARVELL, 0x2a43), .driver_data = MWL8366, }, 5043bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville { }, 504445a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek}; 504545a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert BuytenhekMODULE_DEVICE_TABLE(pci, mwl8k_pci_id_table); 504645a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek 504799020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolostatic int mwl8k_request_alt_fw(struct mwl8k_priv *priv) 504899020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo{ 504999020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo int rc; 505099020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo printk(KERN_ERR "%s: Error requesting preferred fw %s.\n" 505199020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo "Trying alternative firmware %s\n", pci_name(priv->pdev), 505299020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo priv->fw_pref, priv->fw_alt); 505399020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo rc = mwl8k_request_fw(priv, priv->fw_alt, &priv->fw_ucode, true); 505499020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo if (rc) { 505599020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo printk(KERN_ERR "%s: Error requesting alt fw %s\n", 505699020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo pci_name(priv->pdev), priv->fw_alt); 505799020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo return rc; 505899020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo } 505999020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo return 0; 506099020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo} 506199020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo 506299020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolostatic int mwl8k_firmware_load_success(struct mwl8k_priv *priv); 506399020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolostatic void mwl8k_fw_state_machine(const struct firmware *fw, void *context) 506499020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo{ 506599020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo struct mwl8k_priv *priv = context; 506699020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo struct mwl8k_device_info *di = priv->device_info; 506799020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo int rc; 506899020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo 506999020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo switch (priv->fw_state) { 507099020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo case FW_STATE_INIT: 507199020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo if (!fw) { 507299020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo printk(KERN_ERR "%s: Error requesting helper fw %s\n", 507399020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo pci_name(priv->pdev), di->helper_image); 507499020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo goto fail; 507599020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo } 507699020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo priv->fw_helper = fw; 507799020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo rc = mwl8k_request_fw(priv, priv->fw_pref, &priv->fw_ucode, 507899020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo true); 507999020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo if (rc && priv->fw_alt) { 508099020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo rc = mwl8k_request_alt_fw(priv); 508199020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo if (rc) 508299020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo goto fail; 508399020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo priv->fw_state = FW_STATE_LOADING_ALT; 508499020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo } else if (rc) 508599020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo goto fail; 508699020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo else 508799020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo priv->fw_state = FW_STATE_LOADING_PREF; 508899020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo break; 508999020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo 509099020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo case FW_STATE_LOADING_PREF: 509199020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo if (!fw) { 509299020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo if (priv->fw_alt) { 509399020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo rc = mwl8k_request_alt_fw(priv); 509499020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo if (rc) 509599020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo goto fail; 509699020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo priv->fw_state = FW_STATE_LOADING_ALT; 509799020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo } else 509899020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo goto fail; 509999020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo } else { 510099020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo priv->fw_ucode = fw; 510199020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo rc = mwl8k_firmware_load_success(priv); 510299020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo if (rc) 510399020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo goto fail; 510499020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo else 510599020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo complete(&priv->firmware_loading_complete); 510699020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo } 510799020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo break; 510899020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo 510999020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo case FW_STATE_LOADING_ALT: 511099020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo if (!fw) { 511199020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo printk(KERN_ERR "%s: Error requesting alt fw %s\n", 511299020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo pci_name(priv->pdev), di->helper_image); 511399020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo goto fail; 511499020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo } 511599020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo priv->fw_ucode = fw; 511699020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo rc = mwl8k_firmware_load_success(priv); 511799020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo if (rc) 511899020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo goto fail; 511999020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo else 512099020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo complete(&priv->firmware_loading_complete); 512199020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo break; 512299020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo 512399020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo default: 512499020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo printk(KERN_ERR "%s: Unexpected firmware loading state: %d\n", 512599020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo MWL8K_NAME, priv->fw_state); 512699020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo BUG_ON(1); 512799020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo } 512899020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo 512999020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo return; 513099020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo 513199020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolofail: 513299020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo priv->fw_state = FW_STATE_ERROR; 513399020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo complete(&priv->firmware_loading_complete); 513499020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo device_release_driver(&priv->pdev->dev); 513599020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo mwl8k_release_firmware(priv); 513699020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo} 513799020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo 513899020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolostatic int mwl8k_init_firmware(struct ieee80211_hw *hw, char *fw_image, 513999020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo bool nowait) 5140a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 51413cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo struct mwl8k_priv *priv = hw->priv; 5142a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 5143be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 5144be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek /* Reset firmware and hardware */ 5145be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek mwl8k_hw_reset(priv); 5146be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 5147be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek /* Ask userland hotplug daemon for the device firmware */ 514899020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo rc = mwl8k_request_firmware(priv, fw_image, nowait); 5149be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek if (rc) { 51505db5584441c2dceb75696fb31a44ac7b9b925359Joe Perches wiphy_err(hw->wiphy, "Firmware files not found\n"); 51513cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo return rc; 5152be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek } 5153be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 515499020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo if (nowait) 515599020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo return rc; 515699020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo 5157be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek /* Load firmware into hardware */ 5158be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek rc = mwl8k_load_firmware(hw); 51593cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo if (rc) 51605db5584441c2dceb75696fb31a44ac7b9b925359Joe Perches wiphy_err(hw->wiphy, "Cannot start firmware\n"); 5161be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 5162be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek /* Reclaim memory once firmware is successfully loaded */ 5163be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek mwl8k_release_firmware(priv); 5164be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 51653cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo return rc; 51663cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo} 51673cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 516873b46320209e9fe0d65aba1b8c21489278047574Brian Cavagnolostatic int mwl8k_init_txqs(struct ieee80211_hw *hw) 516973b46320209e9fe0d65aba1b8c21489278047574Brian Cavagnolo{ 517073b46320209e9fe0d65aba1b8c21489278047574Brian Cavagnolo struct mwl8k_priv *priv = hw->priv; 517173b46320209e9fe0d65aba1b8c21489278047574Brian Cavagnolo int rc = 0; 517273b46320209e9fe0d65aba1b8c21489278047574Brian Cavagnolo int i; 517373b46320209e9fe0d65aba1b8c21489278047574Brian Cavagnolo 5174e600707b021efdc109e7becd467798da339ec26dBrian Cavagnolo for (i = 0; i < mwl8k_tx_queues(priv); i++) { 517573b46320209e9fe0d65aba1b8c21489278047574Brian Cavagnolo rc = mwl8k_txq_init(hw, i); 517673b46320209e9fe0d65aba1b8c21489278047574Brian Cavagnolo if (rc) 517773b46320209e9fe0d65aba1b8c21489278047574Brian Cavagnolo break; 517873b46320209e9fe0d65aba1b8c21489278047574Brian Cavagnolo if (priv->ap_fw) 517973b46320209e9fe0d65aba1b8c21489278047574Brian Cavagnolo iowrite32(priv->txq[i].txd_dma, 518073b46320209e9fe0d65aba1b8c21489278047574Brian Cavagnolo priv->sram + priv->txq_offset[i]); 518173b46320209e9fe0d65aba1b8c21489278047574Brian Cavagnolo } 518273b46320209e9fe0d65aba1b8c21489278047574Brian Cavagnolo return rc; 518373b46320209e9fe0d65aba1b8c21489278047574Brian Cavagnolo} 518473b46320209e9fe0d65aba1b8c21489278047574Brian Cavagnolo 51853cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo/* initialize hw after successfully loading a firmware image */ 51863cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolostatic int mwl8k_probe_hw(struct ieee80211_hw *hw) 51873cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo{ 51883cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo struct mwl8k_priv *priv = hw->priv; 51893cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo int rc = 0; 51903cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo int i; 5191be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 519291942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek if (priv->ap_fw) { 519389a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek priv->rxd_ops = priv->device_info->ap_rxd_ops; 519491942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek if (priv->rxd_ops == NULL) { 5195c96c31e499b70964cfc88744046c998bb710e4b8Joe Perches wiphy_err(hw->wiphy, 5196c96c31e499b70964cfc88744046c998bb710e4b8Joe Perches "Driver does not have AP firmware image support for this hardware\n"); 519791942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek goto err_stop_firmware; 519891942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek } 519991942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek } else { 520089a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek priv->rxd_ops = &rxd_sta_ops; 520191942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek } 5202be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 5203be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek priv->sniffer_enabled = false; 5204be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek priv->wmm_enabled = false; 5205be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek priv->pending_tx_pkts = 0; 5206be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 5207a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_rxq_init(hw, 0); 5208a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 52093cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo goto err_stop_firmware; 5210a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rxq_refill(hw, 0, INT_MAX); 5211a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 521273b46320209e9fe0d65aba1b8c21489278047574Brian Cavagnolo /* For the sta firmware, we need to know the dma addresses of tx queues 521373b46320209e9fe0d65aba1b8c21489278047574Brian Cavagnolo * before sending MWL8K_CMD_GET_HW_SPEC. So we must initialize them 521473b46320209e9fe0d65aba1b8c21489278047574Brian Cavagnolo * prior to issuing this command. But for the AP case, we learn the 521573b46320209e9fe0d65aba1b8c21489278047574Brian Cavagnolo * total number of queues from the result CMD_GET_HW_SPEC, so for this 521673b46320209e9fe0d65aba1b8c21489278047574Brian Cavagnolo * case we must initialize the tx queues after. 521773b46320209e9fe0d65aba1b8c21489278047574Brian Cavagnolo */ 52188a7a578c2e3ac463a17fe30b11ada0509658a952Brian Cavagnolo priv->num_ampdu_queues = 0; 521973b46320209e9fe0d65aba1b8c21489278047574Brian Cavagnolo if (!priv->ap_fw) { 522073b46320209e9fe0d65aba1b8c21489278047574Brian Cavagnolo rc = mwl8k_init_txqs(hw); 5221a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 5222a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_free_queues; 5223a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 5224a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 5225a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS); 5226c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 52273aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam iowrite32(MWL8K_A2H_INT_TX_DONE|MWL8K_A2H_INT_RX_READY| 52283aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam MWL8K_A2H_INT_BA_WATCHDOG, 52291e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek priv->regs + MWL8K_HIU_A2H_INTERRUPT_CLEAR_SEL); 5230a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0xffffffff, priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS_MASK); 5231a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 5232a0607fd3a25ba1848a63a0d925e36d914735ab47Joe Perches rc = request_irq(priv->pdev->irq, mwl8k_interrupt, 5233a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek IRQF_SHARED, MWL8K_NAME, hw); 5234a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 52355db5584441c2dceb75696fb31a44ac7b9b925359Joe Perches wiphy_err(hw->wiphy, "failed to register IRQ handler\n"); 5236a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_free_queues; 5237a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 5238a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 5239ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo memset(priv->ampdu, 0, sizeof(priv->ampdu)); 5240ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo 5241a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 5242a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Temporarily enable interrupts. Initial firmware host 5243c2c2b12a8b6cd23d4abbc086642647c656bf406cLennert Buytenhek * commands use interrupts and avoid polling. Disable 5244a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * interrupts when done. 5245a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 5246c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek iowrite32(MWL8K_A2H_EVENTS, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 5247a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 5248a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Get config data, mac addrs etc */ 524942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek if (priv->ap_fw) { 525042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek rc = mwl8k_cmd_get_hw_spec_ap(hw); 525142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek if (!rc) 525273b46320209e9fe0d65aba1b8c21489278047574Brian Cavagnolo rc = mwl8k_init_txqs(hw); 525373b46320209e9fe0d65aba1b8c21489278047574Brian Cavagnolo if (!rc) 525442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek rc = mwl8k_cmd_set_hw_spec(hw); 525542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek } else { 525642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek rc = mwl8k_cmd_get_hw_spec_sta(hw); 525742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek } 5258a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 52595db5584441c2dceb75696fb31a44ac7b9b925359Joe Perches wiphy_err(hw->wiphy, "Cannot initialise firmware\n"); 5260be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek goto err_free_irq; 5261a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 5262a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 5263a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Turn radio off */ 526455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_radio_disable(hw); 5265a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 52665db5584441c2dceb75696fb31a44ac7b9b925359Joe Perches wiphy_err(hw->wiphy, "Cannot disable\n"); 5267be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek goto err_free_irq; 5268a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 5269a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 527032060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek /* Clear MAC address */ 5271aa21d0f69a5ca28d33f584b8952cca154115fd26Lennert Buytenhek rc = mwl8k_cmd_set_mac_addr(hw, NULL, "\x00\x00\x00\x00\x00\x00"); 527232060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek if (rc) { 52735db5584441c2dceb75696fb31a44ac7b9b925359Joe Perches wiphy_err(hw->wiphy, "Cannot clear MAC address\n"); 5274be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek goto err_free_irq; 527532060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek } 527632060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 5277a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Disable interrupts */ 5278a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 5279a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek free_irq(priv->pdev->irq, hw); 5280a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 5281c96c31e499b70964cfc88744046c998bb710e4b8Joe Perches wiphy_info(hw->wiphy, "%s v%d, %pm, %s firmware %u.%u.%u.%u\n", 5282c96c31e499b70964cfc88744046c998bb710e4b8Joe Perches priv->device_info->part_name, 5283c96c31e499b70964cfc88744046c998bb710e4b8Joe Perches priv->hw_rev, hw->wiphy->perm_addr, 5284c96c31e499b70964cfc88744046c998bb710e4b8Joe Perches priv->ap_fw ? "AP" : "STA", 5285c96c31e499b70964cfc88744046c998bb710e4b8Joe Perches (priv->fw_rev >> 24) & 0xff, (priv->fw_rev >> 16) & 0xff, 5286c96c31e499b70964cfc88744046c998bb710e4b8Joe Perches (priv->fw_rev >> 8) & 0xff, priv->fw_rev & 0xff); 5287a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 5288a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 5289a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 5290a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekerr_free_irq: 5291a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 5292a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek free_irq(priv->pdev->irq, hw); 5293a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 5294a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekerr_free_queues: 5295e600707b021efdc109e7becd467798da339ec26dBrian Cavagnolo for (i = 0; i < mwl8k_tx_queues(priv); i++) 5296a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_txq_deinit(hw, i); 5297a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_rxq_deinit(hw, 0); 5298a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 52993cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnoloerr_stop_firmware: 53003cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo mwl8k_hw_reset(priv); 53013cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 53023cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo return rc; 53033cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo} 53043cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 53053cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo/* 53063cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo * invoke mwl8k_reload_firmware to change the firmware image after the device 53073cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo * has already been registered 53083cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo */ 53093cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolostatic int mwl8k_reload_firmware(struct ieee80211_hw *hw, char *fw_image) 53103cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo{ 53113cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo int i, rc = 0; 53123cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo struct mwl8k_priv *priv = hw->priv; 53133cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 53143cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo mwl8k_stop(hw); 53153cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo mwl8k_rxq_deinit(hw, 0); 53163cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 5317e600707b021efdc109e7becd467798da339ec26dBrian Cavagnolo for (i = 0; i < mwl8k_tx_queues(priv); i++) 53183cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo mwl8k_txq_deinit(hw, i); 53193cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 532099020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo rc = mwl8k_init_firmware(hw, fw_image, false); 53213cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo if (rc) 53223cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo goto fail; 53233cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 53243cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo rc = mwl8k_probe_hw(hw); 53253cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo if (rc) 53263cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo goto fail; 53273cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 53283cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo rc = mwl8k_start(hw); 53293cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo if (rc) 53303cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo goto fail; 53313cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 53323cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo rc = mwl8k_config(hw, ~0); 53333cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo if (rc) 53343cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo goto fail; 53353cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 5336e600707b021efdc109e7becd467798da339ec26dBrian Cavagnolo for (i = 0; i < MWL8K_TX_WMM_QUEUES; i++) { 53373cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo rc = mwl8k_conf_tx(hw, i, &priv->wmm_params[i]); 53383cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo if (rc) 53393cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo goto fail; 53403cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo } 53413cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 53423cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo return rc; 53433cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 53443cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolofail: 53453cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo printk(KERN_WARNING "mwl8k: Failed to reload firmware image.\n"); 53463cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo return rc; 53473cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo} 53483cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 53493cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolostatic int mwl8k_firmware_load_success(struct mwl8k_priv *priv) 53503cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo{ 53513cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo struct ieee80211_hw *hw = priv->hw; 53523cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo int i, rc; 53533cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 535499020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo rc = mwl8k_load_firmware(hw); 535599020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo mwl8k_release_firmware(priv); 535699020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo if (rc) { 535799020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo wiphy_err(hw->wiphy, "Cannot start firmware\n"); 535899020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo return rc; 535999020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo } 536099020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo 53613cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo /* 53623cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo * Extra headroom is the size of the required DMA header 53633cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo * minus the size of the smallest 802.11 frame (CTS frame). 53643cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo */ 53653cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo hw->extra_tx_headroom = 53663cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo sizeof(struct mwl8k_dma_data) - sizeof(struct ieee80211_cts); 53673cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 53683cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo hw->channel_change_time = 10; 53693cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 5370e600707b021efdc109e7becd467798da339ec26dBrian Cavagnolo hw->queues = MWL8K_TX_WMM_QUEUES; 53713cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 53723cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo /* Set rssi values to dBm */ 53730bf22c3751d19f9be20205c0e7112723618a4858Nishant Sarmukadam hw->flags |= IEEE80211_HW_SIGNAL_DBM | IEEE80211_HW_HAS_RATE_CONTROL; 53743cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo hw->vif_data_size = sizeof(struct mwl8k_vif); 53753cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo hw->sta_data_size = sizeof(struct mwl8k_sta); 53763cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 53773cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo priv->macids_used = 0; 53783cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo INIT_LIST_HEAD(&priv->vif_list); 53793cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 53803cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo /* Set default radio state and preamble */ 53813cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo priv->radio_on = 0; 53823cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo priv->radio_short_preamble = 0; 53833cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 53843cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo /* Finalize join worker */ 53853cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo INIT_WORK(&priv->finalize_join_worker, mwl8k_finalize_join_worker); 53863aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam /* Handle watchdog ba events */ 53873aefc37ee789188f0d4488cae04ff618f4c4ddf6Nishant Sarmukadam INIT_WORK(&priv->watchdog_ba_handle, mwl8k_watchdog_ba_events); 53883cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 53893cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo /* TX reclaim and RX tasklets. */ 53903cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo tasklet_init(&priv->poll_tx_task, mwl8k_tx_poll, (unsigned long)hw); 53913cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo tasklet_disable(&priv->poll_tx_task); 53923cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo tasklet_init(&priv->poll_rx_task, mwl8k_rx_poll, (unsigned long)hw); 53933cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo tasklet_disable(&priv->poll_rx_task); 53943cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 53953cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo /* Power management cookie */ 53963cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo priv->cookie = pci_alloc_consistent(priv->pdev, 4, &priv->cookie_dma); 53973cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo if (priv->cookie == NULL) 53983cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo return -ENOMEM; 53993cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 54003cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo mutex_init(&priv->fw_mutex); 54013cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo priv->fw_mutex_owner = NULL; 54023cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo priv->fw_mutex_depth = 0; 54033cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo priv->hostcmd_wait = NULL; 54043cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 54053cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo spin_lock_init(&priv->tx_lock); 54063cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 5407ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo spin_lock_init(&priv->stream_lock); 5408ac109fd0427008e5b55e0e52e59c364de6d686feBrian Cavagnolo 54093cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo priv->tx_wait = NULL; 54103cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 54113cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo rc = mwl8k_probe_hw(hw); 54123cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo if (rc) 54133cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo goto err_free_cookie; 54143cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 54153cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo hw->wiphy->interface_modes = 0; 54163cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo if (priv->ap_macids_supported || priv->device_info->fw_image_ap) 54173cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo hw->wiphy->interface_modes |= BIT(NL80211_IFTYPE_AP); 54183cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo if (priv->sta_macids_supported || priv->device_info->fw_image_sta) 54193cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo hw->wiphy->interface_modes |= BIT(NL80211_IFTYPE_STATION); 54203cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 54213cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo rc = ieee80211_register_hw(hw); 54223cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo if (rc) { 54233cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo wiphy_err(hw->wiphy, "Cannot register device\n"); 54243cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo goto err_unprobe_hw; 54253cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo } 54263cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 54273cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo return 0; 54283cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 54293cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnoloerr_unprobe_hw: 5430e600707b021efdc109e7becd467798da339ec26dBrian Cavagnolo for (i = 0; i < mwl8k_tx_queues(priv); i++) 54313cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo mwl8k_txq_deinit(hw, i); 54323cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo mwl8k_rxq_deinit(hw, 0); 54333cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 5434be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhekerr_free_cookie: 5435a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->cookie != NULL) 5436a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_free_consistent(priv->pdev, 4, 5437a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->cookie, priv->cookie_dma); 5438a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 54393cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo return rc; 54403cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo} 54413cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolostatic int __devinit mwl8k_probe(struct pci_dev *pdev, 54423cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo const struct pci_device_id *id) 54433cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo{ 54443cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo static int printed_version; 54453cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo struct ieee80211_hw *hw; 54463cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo struct mwl8k_priv *priv; 54470863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo struct mwl8k_device_info *di; 54483cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo int rc; 54493cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 54503cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo if (!printed_version) { 54513cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo printk(KERN_INFO "%s version %s\n", MWL8K_DESC, MWL8K_VERSION); 54523cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo printed_version = 1; 54533cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo } 54543cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 54553cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 54563cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo rc = pci_enable_device(pdev); 54573cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo if (rc) { 54583cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo printk(KERN_ERR "%s: Cannot enable new PCI device\n", 54593cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo MWL8K_NAME); 54603cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo return rc; 54613cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo } 54623cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 54633cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo rc = pci_request_regions(pdev, MWL8K_NAME); 54643cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo if (rc) { 54653cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo printk(KERN_ERR "%s: Cannot obtain PCI resources\n", 54663cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo MWL8K_NAME); 54673cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo goto err_disable_device; 54683cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo } 54693cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 54703cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo pci_set_master(pdev); 54713cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 54723cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 54733cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo hw = ieee80211_alloc_hw(sizeof(*priv), &mwl8k_ops); 54743cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo if (hw == NULL) { 54753cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo printk(KERN_ERR "%s: ieee80211 alloc failed\n", MWL8K_NAME); 54763cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo rc = -ENOMEM; 54773cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo goto err_free_reg; 54783cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo } 54793cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 54803cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo SET_IEEE80211_DEV(hw, &pdev->dev); 54813cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo pci_set_drvdata(pdev, hw); 54823cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 54833cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo priv = hw->priv; 54843cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo priv->hw = hw; 54853cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo priv->pdev = pdev; 54863cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo priv->device_info = &mwl8k_info_tbl[id->driver_data]; 54873cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 54883cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 54893cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo priv->sram = pci_iomap(pdev, 0, 0x10000); 54903cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo if (priv->sram == NULL) { 54913cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo wiphy_err(hw->wiphy, "Cannot map device SRAM\n"); 54923cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo goto err_iounmap; 54933cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo } 54943cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 54953cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo /* 54963cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo * If BAR0 is a 32 bit BAR, the register BAR will be BAR1. 54973cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo * If BAR0 is a 64 bit BAR, the register BAR will be BAR2. 54983cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo */ 54993cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo priv->regs = pci_iomap(pdev, 1, 0x10000); 55003cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo if (priv->regs == NULL) { 55013cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo priv->regs = pci_iomap(pdev, 2, 0x10000); 55023cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo if (priv->regs == NULL) { 55033cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo wiphy_err(hw->wiphy, "Cannot map device registers\n"); 55043cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo goto err_iounmap; 55053cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo } 55063cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo } 55073cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 55080863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo /* 550999020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo * Choose the initial fw image depending on user input. If a second 551099020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo * image is available, make it the alternative image that will be 551199020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo * loaded if the first one fails. 55120863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo */ 551399020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo init_completion(&priv->firmware_loading_complete); 55140863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo di = priv->device_info; 551599020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo if (ap_mode_default && di->fw_image_ap) { 551699020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo priv->fw_pref = di->fw_image_ap; 551799020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo priv->fw_alt = di->fw_image_sta; 551899020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo } else if (!ap_mode_default && di->fw_image_sta) { 551999020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo priv->fw_pref = di->fw_image_sta; 552099020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo priv->fw_alt = di->fw_image_ap; 552199020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo } else if (ap_mode_default && !di->fw_image_ap && di->fw_image_sta) { 55220863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo printk(KERN_WARNING "AP fw is unavailable. Using STA fw."); 552399020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo priv->fw_pref = di->fw_image_sta; 55240863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo } else if (!ap_mode_default && !di->fw_image_sta && di->fw_image_ap) { 55250863ade8d6bde1d151f75720d999ff27f9fe3533Brian Cavagnolo printk(KERN_WARNING "STA fw is unavailable. Using AP fw."); 552699020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo priv->fw_pref = di->fw_image_ap; 552799020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo } 552899020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo rc = mwl8k_init_firmware(hw, priv->fw_pref, true); 55293cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo if (rc) 55303cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo goto err_stop_firmware; 553199020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo return rc; 55323cc7772c0a3cc193fa9873816168bd34d4f16837Brian Cavagnolo 5533be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhekerr_stop_firmware: 5534be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek mwl8k_hw_reset(priv); 5535be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 5536be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhekerr_iounmap: 5537a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->regs != NULL) 5538a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_iounmap(pdev, priv->regs); 5539a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 55405b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek if (priv->sram != NULL) 55415b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek pci_iounmap(pdev, priv->sram); 55425b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek 5543a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_set_drvdata(pdev, NULL); 5544a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_free_hw(hw); 5545a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 5546a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekerr_free_reg: 5547a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_release_regions(pdev); 55483db95e50c8813d8ed04a1ec7cd7b77dba7c81c80Lennert Buytenhek 55493db95e50c8813d8ed04a1ec7cd7b77dba7c81c80Lennert Buytenhekerr_disable_device: 5550a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_disable_device(pdev); 5551a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 5552a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 5553a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 5554a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 5555230f7af0d8f6f2019e64920378b3b66e7d3e99a5Joerg Albertstatic void __devexit mwl8k_shutdown(struct pci_dev *pdev) 5556a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 5557a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "===>%s(%u)\n", __func__, __LINE__); 5558a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 5559a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 5560230f7af0d8f6f2019e64920378b3b66e7d3e99a5Joerg Albertstatic void __devexit mwl8k_remove(struct pci_dev *pdev) 5561a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 5562a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hw *hw = pci_get_drvdata(pdev); 5563a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv; 5564a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 5565a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 5566a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (hw == NULL) 5567a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return; 5568a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv = hw->priv; 5569a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 557099020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo wait_for_completion(&priv->firmware_loading_complete); 557199020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo 557299020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo if (priv->fw_state == FW_STATE_ERROR) { 557399020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo mwl8k_hw_reset(priv); 557499020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo goto unmap; 557599020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo } 557699020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolo 5577a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_stop_queues(hw); 5578a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 557960aa569f9212a13382c29cc734f275dec0f55e0bLennert Buytenhek ieee80211_unregister_hw(hw); 558060aa569f9212a13382c29cc734f275dec0f55e0bLennert Buytenhek 558167e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek /* Remove TX reclaim and RX tasklets. */ 55821e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek tasklet_kill(&priv->poll_tx_task); 558367e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek tasklet_kill(&priv->poll_rx_task); 5584a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 5585a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Stop hardware */ 5586a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_hw_reset(priv); 5587a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 5588a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Return all skbs to mac80211 */ 5589e600707b021efdc109e7becd467798da339ec26dBrian Cavagnolo for (i = 0; i < mwl8k_tx_queues(priv); i++) 5590efb7c49a68cf206f35793d7799608e1d69a209f9Lennert Buytenhek mwl8k_txq_reclaim(hw, i, INT_MAX, 1); 5591a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 5592e600707b021efdc109e7becd467798da339ec26dBrian Cavagnolo for (i = 0; i < mwl8k_tx_queues(priv); i++) 5593a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_txq_deinit(hw, i); 5594a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 5595a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_rxq_deinit(hw, 0); 5596a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 5597c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek pci_free_consistent(priv->pdev, 4, priv->cookie, priv->cookie_dma); 5598a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 559999020471001dbbd6edf61f105368cb6667cc683dBrian Cavagnolounmap: 5600a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_iounmap(pdev, priv->regs); 56015b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek pci_iounmap(pdev, priv->sram); 5602a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_set_drvdata(pdev, NULL); 5603a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_free_hw(hw); 5604a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_release_regions(pdev); 5605a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_disable_device(pdev); 5606a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 5607a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 5608a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic struct pci_driver mwl8k_driver = { 5609a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .name = MWL8K_NAME, 561045a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek .id_table = mwl8k_pci_id_table, 5611a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .probe = mwl8k_probe, 5612a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .remove = __devexit_p(mwl8k_remove), 5613a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .shutdown = __devexit_p(mwl8k_shutdown), 5614a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 5615a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 5616a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int __init mwl8k_init(void) 5617a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 5618a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return pci_register_driver(&mwl8k_driver); 5619a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 5620a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 5621a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void __exit mwl8k_exit(void) 5622a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 5623a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_unregister_driver(&mwl8k_driver); 5624a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 5625a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 5626a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmodule_init(mwl8k_init); 5627a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmodule_exit(mwl8k_exit); 5628c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek 5629c2c357ce309221b85fd36e50aade66d01a556cdeLennert BuytenhekMODULE_DESCRIPTION(MWL8K_DESC); 5630c2c357ce309221b85fd36e50aade66d01a556cdeLennert BuytenhekMODULE_VERSION(MWL8K_VERSION); 5631c2c357ce309221b85fd36e50aade66d01a556cdeLennert BuytenhekMODULE_AUTHOR("Lennert Buytenhek <buytenh@marvell.com>"); 5632c2c357ce309221b85fd36e50aade66d01a556cdeLennert BuytenhekMODULE_LICENSE("GPL"); 5633