mwl8k.c revision f5bb87cfba5ae9dd3724b846ac2fa7e033425c1c
1a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek * drivers/net/wireless/mwl8k.c 3ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek * Driver for Marvell TOPDOG 802.11 Wireless cards 4a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * 5a145d575833ff47330125364cb49304db7308825Lennert Buytenhek * Copyright (C) 2008-2009 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> 22a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#include <net/mac80211.h> 23a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#include <linux/moduleparam.h> 24a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#include <linux/firmware.h> 25a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#include <linux/workqueue.h> 26a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 27a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_DESC "Marvell TOPDOG(R) 802.11 Wireless Network Driver" 28a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_NAME KBUILD_MODNAME 296976b665fc2b19900659b964bba3b55de08f264fLennert Buytenhek#define MWL8K_VERSION "0.11" 30a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 31a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Register definitions */ 32a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_GEN_PTR 0x00000c10 33ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_MODE_STA 0x0000005a 34ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_MODE_AP 0x000000a5 35a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_INT_CODE 0x00000c14 36ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_FWSTA_READY 0xf0f1f2f4 37ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_FWAP_READY 0xf1f2f4a5 38ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_INT_CODE_CMD_FINISHED 0x00000005 39a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_SCRATCH 0x00000c40 40a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 41a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Host->device communications */ 42a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_H2A_INTERRUPT_EVENTS 0x00000c18 43a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_H2A_INTERRUPT_STATUS 0x00000c1c 44a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_H2A_INTERRUPT_MASK 0x00000c20 45a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_H2A_INTERRUPT_CLEAR_SEL 0x00000c24 46a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_H2A_INTERRUPT_STATUS_MASK 0x00000c28 47ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_H2A_INT_DUMMY (1 << 20) 48ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_H2A_INT_RESET (1 << 15) 49ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_H2A_INT_DOORBELL (1 << 1) 50ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_H2A_INT_PPA_READY (1 << 0) 51a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 52a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Device->host communications */ 53a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_A2H_INTERRUPT_EVENTS 0x00000c2c 54a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_A2H_INTERRUPT_STATUS 0x00000c30 55a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_A2H_INTERRUPT_MASK 0x00000c34 56a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_A2H_INTERRUPT_CLEAR_SEL 0x00000c38 57a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_A2H_INTERRUPT_STATUS_MASK 0x00000c3c 58ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_DUMMY (1 << 20) 59ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_CHNL_SWITCHED (1 << 11) 60ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_QUEUE_EMPTY (1 << 10) 61ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_RADAR_DETECT (1 << 7) 62ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_RADIO_ON (1 << 6) 63ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_RADIO_OFF (1 << 5) 64ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_MAC_EVENT (1 << 3) 65ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_OPC_DONE (1 << 2) 66ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_RX_READY (1 << 1) 67ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_TX_DONE (1 << 0) 68a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 69a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_A2H_EVENTS (MWL8K_A2H_INT_DUMMY | \ 70a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_CHNL_SWITCHED | \ 71a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_QUEUE_EMPTY | \ 72a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_RADAR_DETECT | \ 73a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_RADIO_ON | \ 74a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_RADIO_OFF | \ 75a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_MAC_EVENT | \ 76a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_OPC_DONE | \ 77a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_RX_READY | \ 78a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_TX_DONE) 79a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 80a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_RX_QUEUES 1 81a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TX_QUEUES 4 82a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 8354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhekstruct rxd_ops { 8454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek int rxd_size; 8554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek void (*rxd_init)(void *rxd, dma_addr_t next_dma_addr); 8654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek void (*rxd_refill)(void *rxd, dma_addr_t addr, int len); 8720f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek int (*rxd_process)(void *rxd, struct ieee80211_rx_status *status, 8820f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek __le16 *qos); 8954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek}; 9054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 9145a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhekstruct mwl8k_device_info { 92a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek char *part_name; 93a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek char *helper_image; 94a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek char *fw_image; 9589a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek struct rxd_ops *ap_rxd_ops; 9645a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek}; 9745a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek 98a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_rx_queue { 9945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek int rxd_count; 100a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 101a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* hw receives here */ 10245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek int head; 103a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 104a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* refill descs here */ 10545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek int tail; 106a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 10754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek void *rxd; 10845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek dma_addr_t rxd_dma; 109788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek struct { 110788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek struct sk_buff *skb; 111788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek DECLARE_PCI_UNMAP_ADDR(dma) 112788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek } *buf; 113a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 114a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 115a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_tx_queue { 116a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* hw transmits here */ 11745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek int head; 118a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 119a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* sw appends here */ 12045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek int tail; 121a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 12245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek struct ieee80211_tx_queue_stats stats; 12345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek struct mwl8k_tx_desc *txd; 12445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek dma_addr_t txd_dma; 12545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek struct sk_buff **skb; 126a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 127a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 128a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_priv { 129a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hw *hw; 130a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct pci_dev *pdev; 131a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 13245a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek struct mwl8k_device_info *device_info; 13345a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek 134be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek void __iomem *sram; 135be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek void __iomem *regs; 136be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 137be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek /* firmware */ 13822be40d9c53faa10d03a679160e0854ad115b610Lennert Buytenhek struct firmware *fw_helper; 13922be40d9c53faa10d03a679160e0854ad115b610Lennert Buytenhek struct firmware *fw_ucode; 140a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 141be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek /* hardware/firmware parameters */ 142be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek bool ap_fw; 143be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek struct rxd_ops *rxd_ops; 144777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek struct ieee80211_supported_band band_24; 145777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek struct ieee80211_channel channels_24[14]; 146777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek struct ieee80211_rate rates_24[14]; 1474eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek struct ieee80211_supported_band band_50; 1484eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek struct ieee80211_channel channels_50[4]; 1494eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek struct ieee80211_rate rates_50[9]; 150be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 151618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek /* firmware access */ 152618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct mutex fw_mutex; 153618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct task_struct *fw_mutex_owner; 154618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek int fw_mutex_depth; 155618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct completion *hostcmd_wait; 156618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 157a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* lock held over TX and TX reap */ 158a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spinlock_t tx_lock; 159a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 16088de754ad59025eba797e7a8375807755577f450Lennert Buytenhek /* TX quiesce completion, protected by fw_mutex and tx_lock */ 16188de754ad59025eba797e7a8375807755577f450Lennert Buytenhek struct completion *tx_wait; 16288de754ad59025eba797e7a8375807755577f450Lennert Buytenhek 163f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek /* List of interfaces. */ 164f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek struct list_head vif_list; 165a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 166a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* power management status cookie from firmware */ 167a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 *cookie; 168a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr_t cookie_dma; 169a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 170a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 num_mcaddrs; 171a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u8 hw_rev; 1722aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek u32 fw_rev; 173a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 174a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 175a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Running count of TX packets in flight, to avoid 176a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * iterating over the transmit rings each time. 177a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 178a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int pending_tx_pkts; 179a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 180a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue rxq[MWL8K_RX_QUEUES]; 181a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue txq[MWL8K_TX_QUEUES]; 182a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 183c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek bool radio_on; 18468ce38845c23443b15e374fb7362916c1231278eLennert Buytenhek bool radio_short_preamble; 185a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek bool sniffer_enabled; 1860439b1f55646ea944b0d58337f5065b79a1c1be0Lennert Buytenhek bool wmm_enabled; 187a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 188bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek struct work_struct sta_notify_worker; 189bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek spinlock_t sta_notify_list_lock; 190bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek struct list_head sta_notify_list; 191bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 192a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* XXX need to convert this to handle multiple interfaces */ 193a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek bool capture_beacon; 194d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek u8 capture_bssid[ETH_ALEN]; 195a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *beacon_skb; 196a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 197a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 198a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * This FJ worker has to be global as it is scheduled from the 199a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * RX handler. At this point we don't know which interface it 200a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * belongs to until the list of bssids waiting to complete join 201a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * is checked. 202a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 203a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct work_struct finalize_join_worker; 204a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2051e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek /* Tasklet to perform TX reclaim. */ 2061e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek struct tasklet_struct poll_tx_task; 20767e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek 20867e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek /* Tasklet to perform RX. */ 20967e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek struct tasklet_struct poll_rx_task; 210a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 211a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 212a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Per interface specific private data */ 213a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_vif { 214f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek struct list_head list; 215f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek struct ieee80211_vif *vif; 216f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek 217c2c2b12a8b6cd23d4abbc086642647c656bf406cLennert Buytenhek /* Non AMPDU sequence number assigned by driver. */ 218a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek u16 seqno; 219a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 220a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek#define MWL8K_VIF(_vif) ((struct mwl8k_vif *)&((_vif)->drv_priv)) 221a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 222a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhekstruct mwl8k_sta { 223a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek /* Index into station database. Returned by UPDATE_STADB. */ 224a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek u8 peer_id; 225a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek}; 226a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek#define MWL8K_STA(_sta) ((struct mwl8k_sta *)&((_sta)->drv_priv)) 227a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek 228777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhekstatic const struct ieee80211_channel mwl8k_channels_24[] = { 229a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2412, .hw_value = 1, }, 230a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2417, .hw_value = 2, }, 231a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2422, .hw_value = 3, }, 232a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2427, .hw_value = 4, }, 233a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2432, .hw_value = 5, }, 234a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2437, .hw_value = 6, }, 235a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2442, .hw_value = 7, }, 236a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2447, .hw_value = 8, }, 237a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2452, .hw_value = 9, }, 238a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2457, .hw_value = 10, }, 239a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2462, .hw_value = 11, }, 240647ca6b01a5289948e970ea7c1f656f9d90b0a27Lennert Buytenhek { .center_freq = 2467, .hw_value = 12, }, 241647ca6b01a5289948e970ea7c1f656f9d90b0a27Lennert Buytenhek { .center_freq = 2472, .hw_value = 13, }, 242647ca6b01a5289948e970ea7c1f656f9d90b0a27Lennert Buytenhek { .center_freq = 2484, .hw_value = 14, }, 243a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 244a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 245777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhekstatic const struct ieee80211_rate mwl8k_rates_24[] = { 246a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 10, .hw_value = 2, }, 247a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 20, .hw_value = 4, }, 248a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 55, .hw_value = 11, }, 2495dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek { .bitrate = 110, .hw_value = 22, }, 2505dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek { .bitrate = 220, .hw_value = 44, }, 251a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 60, .hw_value = 12, }, 252a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 90, .hw_value = 18, }, 253a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 120, .hw_value = 24, }, 254a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 180, .hw_value = 36, }, 255a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 240, .hw_value = 48, }, 256a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 360, .hw_value = 72, }, 257a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 480, .hw_value = 96, }, 258a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 540, .hw_value = 108, }, 259140eb5e2c1978622d7cd979d59a1c0586fe3bbdbLennert Buytenhek { .bitrate = 720, .hw_value = 144, }, 260140eb5e2c1978622d7cd979d59a1c0586fe3bbdbLennert Buytenhek}; 261140eb5e2c1978622d7cd979d59a1c0586fe3bbdbLennert Buytenhek 2624eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhekstatic const struct ieee80211_channel mwl8k_channels_50[] = { 2634eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .center_freq = 5180, .hw_value = 36, }, 2644eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .center_freq = 5200, .hw_value = 40, }, 2654eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .center_freq = 5220, .hw_value = 44, }, 2664eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .center_freq = 5240, .hw_value = 48, }, 2674eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek}; 2684eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek 2694eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhekstatic const struct ieee80211_rate mwl8k_rates_50[] = { 2704eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .bitrate = 60, .hw_value = 12, }, 2714eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .bitrate = 90, .hw_value = 18, }, 2724eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .bitrate = 120, .hw_value = 24, }, 2734eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .bitrate = 180, .hw_value = 36, }, 2744eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .bitrate = 240, .hw_value = 48, }, 2754eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .bitrate = 360, .hw_value = 72, }, 2764eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .bitrate = 480, .hw_value = 96, }, 2774eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .bitrate = 540, .hw_value = 108, }, 2784eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .bitrate = 720, .hw_value = 144, }, 2794eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek}; 2804eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek 281a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Set or get info from Firmware */ 282a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET 0x0001 283a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_GET 0x0000 284a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 285a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Firmware command codes */ 286a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_CODE_DNLD 0x0001 287a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_GET_HW_SPEC 0x0003 28842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek#define MWL8K_CMD_SET_HW_SPEC 0x0004 289a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_MAC_MULTICAST_ADR 0x0010 290a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_GET_STAT 0x0014 291ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_RADIO_CONTROL 0x001c 292ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_RF_TX_POWER 0x001e 29308b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek#define MWL8K_CMD_RF_ANTENNA 0x0020 294b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek#define MWL8K_CMD_SET_BEACON 0x0100 295a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET_PRE_SCAN 0x0107 296a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET_POST_SCAN 0x0108 297ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_RF_CHANNEL 0x010a 298ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_AID 0x010d 299ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_RATE 0x0110 300ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_FINALIZE_JOIN 0x0111 301ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_RTS_THRESHOLD 0x0113 302a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET_SLOT 0x0114 303ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_EDCA_PARAMS 0x0115 304ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_WMM_MODE 0x0123 305a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_MIMO_CONFIG 0x0125 306ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_USE_FIXED_RATE 0x0126 307a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_ENABLE_SNIFFER 0x0150 30832060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek#define MWL8K_CMD_SET_MAC_ADDR 0x0202 309a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET_RATEADAPT_MODE 0x0203 310b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek#define MWL8K_CMD_BSS_START 0x1100 3113f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek#define MWL8K_CMD_SET_NEW_STN 0x1111 312ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_UPDATE_STADB 0x1123 313a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 314a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic const char *mwl8k_cmd_name(u16 cmd, char *buf, int bufsize) 315a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 316a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMDNAME(x) case MWL8K_CMD_##x: do {\ 317a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek snprintf(buf, bufsize, "%s", #x);\ 318a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return buf;\ 319a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } while (0) 320ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek switch (cmd & ~0x8000) { 321a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(CODE_DNLD); 322a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(GET_HW_SPEC); 32342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek MWL8K_CMDNAME(SET_HW_SPEC); 324a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(MAC_MULTICAST_ADR); 325a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(GET_STAT); 326a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(RADIO_CONTROL); 327a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(RF_TX_POWER); 32808b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek MWL8K_CMDNAME(RF_ANTENNA); 329b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek MWL8K_CMDNAME(SET_BEACON); 330a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_PRE_SCAN); 331a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_POST_SCAN); 332a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_RF_CHANNEL); 333ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_AID); 334ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_RATE); 335ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_FINALIZE_JOIN); 336ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(RTS_THRESHOLD); 337a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_SLOT); 338ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_EDCA_PARAMS); 339ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_WMM_MODE); 340a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(MIMO_CONFIG); 341ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(USE_FIXED_RATE); 342a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(ENABLE_SNIFFER); 34332060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek MWL8K_CMDNAME(SET_MAC_ADDR); 344a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_RATEADAPT_MODE); 345b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek MWL8K_CMDNAME(BSS_START); 3463f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek MWL8K_CMDNAME(SET_NEW_STN); 347ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(UPDATE_STADB); 348a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek default: 349a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek snprintf(buf, bufsize, "0x%x", cmd); 350a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 351a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#undef MWL8K_CMDNAME 352a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 353a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return buf; 354a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 355a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 356a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Hardware and firmware reset */ 357a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_hw_reset(struct mwl8k_priv *priv) 358a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 359a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_RESET, 360a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 361a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_RESET, 362a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 363a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek msleep(20); 364a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 365a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 366a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Release fw image */ 367a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_release_fw(struct firmware **fw) 368a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 369a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (*fw == NULL) 370a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return; 371a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek release_firmware(*fw); 372a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek *fw = NULL; 373a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 374a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 375a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_release_firmware(struct mwl8k_priv *priv) 376a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 37722be40d9c53faa10d03a679160e0854ad115b610Lennert Buytenhek mwl8k_release_fw(&priv->fw_ucode); 37822be40d9c53faa10d03a679160e0854ad115b610Lennert Buytenhek mwl8k_release_fw(&priv->fw_helper); 379a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 380a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 381a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Request fw image */ 382a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_request_fw(struct mwl8k_priv *priv, 383c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek const char *fname, struct firmware **fw) 384a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 385a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* release current image */ 386a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (*fw != NULL) 387a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_release_fw(fw); 388a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 389a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return request_firmware((const struct firmware **)fw, 390c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek fname, &priv->pdev->dev); 391a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 392a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 39345a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhekstatic int mwl8k_request_firmware(struct mwl8k_priv *priv) 394a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 395a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek struct mwl8k_device_info *di = priv->device_info; 396a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 397a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 398a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek if (di->helper_image != NULL) { 39922be40d9c53faa10d03a679160e0854ad115b610Lennert Buytenhek rc = mwl8k_request_fw(priv, di->helper_image, &priv->fw_helper); 400a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek if (rc) { 401a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek printk(KERN_ERR "%s: Error requesting helper " 402a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek "firmware file %s\n", pci_name(priv->pdev), 403a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek di->helper_image); 404a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek return rc; 405a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek } 406a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 407a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 40822be40d9c53faa10d03a679160e0854ad115b610Lennert Buytenhek rc = mwl8k_request_fw(priv, di->fw_image, &priv->fw_ucode); 409a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 410c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Error requesting firmware file %s\n", 411a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek pci_name(priv->pdev), di->fw_image); 41222be40d9c53faa10d03a679160e0854ad115b610Lennert Buytenhek mwl8k_release_fw(&priv->fw_helper); 413a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 414a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 415a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 416a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 417a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 418a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 419a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_pkt { 420a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 code; 421a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 length; 422a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 seq_num; 423a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 result; 424a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek char payload[0]; 425a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 426a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 427a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 428a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Firmware loading. 429a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 430a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 431a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmwl8k_send_fw_load_cmd(struct mwl8k_priv *priv, void *data, int length) 432a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 433a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek void __iomem *regs = priv->regs; 434a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr_t dma_addr; 435a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int loops; 436a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 437a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr = pci_map_single(priv->pdev, data, length, PCI_DMA_TODEVICE); 438a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (pci_dma_mapping_error(priv->pdev, dma_addr)) 439a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 440a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 441a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(dma_addr, regs + MWL8K_HIU_GEN_PTR); 442a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, regs + MWL8K_HIU_INT_CODE); 443a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DOORBELL, 444a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 445a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DUMMY, 446a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 447a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 448a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek loops = 1000; 449a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek do { 450a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 int_code; 451a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 452a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int_code = ioread32(regs + MWL8K_HIU_INT_CODE); 453a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (int_code == MWL8K_INT_CODE_CMD_FINISHED) { 454a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, regs + MWL8K_HIU_INT_CODE); 455a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 456a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 457a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4583d76e82c9538d8104e578ca460d35f214bfddfd3Lennert Buytenhek cond_resched(); 459a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek udelay(1); 460a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } while (--loops); 461a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 462a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_unmap_single(priv->pdev, dma_addr, length, PCI_DMA_TODEVICE); 463a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 464d4b7057052236e81ab0788cc8df306dc02b0e7beLennert Buytenhek return loops ? 0 : -ETIMEDOUT; 465a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 466a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 467a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_load_fw_image(struct mwl8k_priv *priv, 468a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek const u8 *data, size_t length) 469a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 470a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt *cmd; 471a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int done; 472a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc = 0; 473a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 474a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kmalloc(sizeof(*cmd) + 256, GFP_KERNEL); 475a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 476a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 477a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 478a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->code = cpu_to_le16(MWL8K_CMD_CODE_DNLD); 479a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->seq_num = 0; 480a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->result = 0; 481a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 482a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek done = 0; 483a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek while (length) { 484a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int block_size = length > 256 ? 256 : length; 485a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 486a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memcpy(cmd->payload, data + done, block_size); 487a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->length = cpu_to_le16(block_size); 488a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 489a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_send_fw_load_cmd(priv, cmd, 490a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek sizeof(*cmd) + block_size); 491a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 492a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 493a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 494a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek done += block_size; 495a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek length -= block_size; 496a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 497a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 498a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc) { 499a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->length = 0; 500a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_send_fw_load_cmd(priv, cmd, sizeof(*cmd)); 501a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 502a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 503a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 504a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 505a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 506a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 507a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 508a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_feed_fw_image(struct mwl8k_priv *priv, 509a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek const u8 *data, size_t length) 510a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 511a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek unsigned char *buffer; 512a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int may_continue, rc = 0; 513a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 done, prev_block_size; 514a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 515a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek buffer = kmalloc(1024, GFP_KERNEL); 516a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (buffer == NULL) 517a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 518a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 519a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek done = 0; 520a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek prev_block_size = 0; 521a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek may_continue = 1000; 522a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek while (may_continue > 0) { 523a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 block_size; 524a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 525a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek block_size = ioread32(priv->regs + MWL8K_HIU_SCRATCH); 526a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (block_size & 1) { 527a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek block_size &= ~1; 528a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek may_continue--; 529a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } else { 530a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek done += prev_block_size; 531a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek length -= prev_block_size; 532a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 533a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 534a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (block_size > 1024 || block_size > length) { 535a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -EOVERFLOW; 536a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 537a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 538a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 539a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (length == 0) { 540a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = 0; 541a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 542a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 543a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 544a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (block_size == 0) { 545a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -EPROTO; 546a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek may_continue--; 547a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek udelay(1); 548a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek continue; 549a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 550a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 551a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek prev_block_size = block_size; 552a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memcpy(buffer, data + done, block_size); 553a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 554a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_send_fw_load_cmd(priv, buffer, block_size); 555a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 556a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 557a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 558a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 559a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc && length != 0) 560a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -EREMOTEIO; 561a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 562a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(buffer); 563a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 564a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 565a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 566a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 567c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhekstatic int mwl8k_load_firmware(struct ieee80211_hw *hw) 568a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 569c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 57022be40d9c53faa10d03a679160e0854ad115b610Lennert Buytenhek struct firmware *fw = priv->fw_ucode; 571c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek int rc; 572c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek int loops; 573c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek 574c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek if (!memcmp(fw->data, "\x01\x00\x00\x00", 4)) { 57522be40d9c53faa10d03a679160e0854ad115b610Lennert Buytenhek struct firmware *helper = priv->fw_helper; 576a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 577c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek if (helper == NULL) { 578c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: helper image needed but none " 579c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek "given\n", pci_name(priv->pdev)); 580c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek return -EINVAL; 581c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek } 582a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 583c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek rc = mwl8k_load_fw_image(priv, helper->data, helper->size); 584a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 585a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: unable to load firmware " 586c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek "helper image\n", pci_name(priv->pdev)); 587a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 588a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 58989b872e2e476833cde8aaac658c75817f67e8f81Lennert Buytenhek msleep(5); 590a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 591c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek rc = mwl8k_feed_fw_image(priv, fw->data, fw->size); 592a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } else { 593c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek rc = mwl8k_load_fw_image(priv, fw->data, fw->size); 594a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 595a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 596a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 597c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: unable to load firmware image\n", 598c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek pci_name(priv->pdev)); 599a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 600a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 601a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 60289a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek iowrite32(MWL8K_MODE_STA, priv->regs + MWL8K_HIU_GEN_PTR); 603a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 60489b872e2e476833cde8aaac658c75817f67e8f81Lennert Buytenhek loops = 500000; 605a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek do { 606eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek u32 ready_code; 607eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek 608eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek ready_code = ioread32(priv->regs + MWL8K_HIU_INT_CODE); 609eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek if (ready_code == MWL8K_FWAP_READY) { 610eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek priv->ap_fw = 1; 611eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek break; 612eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek } else if (ready_code == MWL8K_FWSTA_READY) { 613eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek priv->ap_fw = 0; 614a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 615eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek } 616eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek 617eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek cond_resched(); 618a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek udelay(1); 619a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } while (--loops); 620a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 621a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return loops ? 0 : -ETIMEDOUT; 622a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 623a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 624a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 625a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* DMA header used by firmware and hardware. */ 626a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_dma_data { 627a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 fwlen; 628a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hdr wh; 62920f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek char data[0]; 630a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 631a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 632a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Routines to add/remove DMA header from skb. */ 63320f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhekstatic inline void mwl8k_remove_dma_header(struct sk_buff *skb, __le16 qos) 634a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 63520f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek struct mwl8k_dma_data *tr; 63620f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek int hdrlen; 63720f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek 63820f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek tr = (struct mwl8k_dma_data *)skb->data; 63920f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek hdrlen = ieee80211_hdrlen(tr->wh.frame_control); 64020f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek 64120f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek if (hdrlen != sizeof(tr->wh)) { 64220f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek if (ieee80211_is_data_qos(tr->wh.frame_control)) { 64320f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek memmove(tr->data - hdrlen, &tr->wh, hdrlen - 2); 64420f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek *((__le16 *)(tr->data - 2)) = qos; 64520f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek } else { 64620f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek memmove(tr->data - hdrlen, &tr->wh, hdrlen); 64720f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek } 648a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 64920f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek 65020f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek if (hdrlen != sizeof(*tr)) 65120f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek skb_pull(skb, sizeof(*tr) - hdrlen); 652a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 653a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 65476266b2ad38c33fb2c1475cfeb35ed070adaba2bLennert Buytenhekstatic inline void mwl8k_add_dma_header(struct sk_buff *skb) 655a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 656a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hdr *wh; 657ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek int hdrlen; 658a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_dma_data *tr; 659a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 660ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek /* 661ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek * Add a firmware DMA header; the firmware requires that we 662ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek * present a 2-byte payload length followed by a 4-address 663ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek * header (without QoS field), followed (optionally) by any 664ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek * WEP/ExtIV header (but only filled in for CCMP). 665ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek */ 666a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek wh = (struct ieee80211_hdr *)skb->data; 667ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek 668a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hdrlen = ieee80211_hdrlen(wh->frame_control); 669ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek if (hdrlen != sizeof(*tr)) 670ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek skb_push(skb, sizeof(*tr) - hdrlen); 671a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 672ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek if (ieee80211_is_data_qos(wh->frame_control)) 673ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek hdrlen -= 2; 674a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 675a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tr = (struct mwl8k_dma_data *)skb->data; 676a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (wh != &tr->wh) 677a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memmove(&tr->wh, wh, hdrlen); 678ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek if (hdrlen != sizeof(tr->wh)) 679ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek memset(((void *)&tr->wh) + hdrlen, 0, sizeof(tr->wh) - hdrlen); 680a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 681a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 682a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Firmware length is the length of the fully formed "802.11 683a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * payload". That is, everything except for the 802.11 header. 684a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * This includes all crypto material including the MIC. 685a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 686ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek tr->fwlen = cpu_to_le16(skb->len - sizeof(*tr)); 687a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 688a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 689a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 690a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 69189a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek * Packet reception for 88w8366 AP firmware. 6926f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek */ 69389a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstruct mwl8k_rxd_8366_ap { 6946f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le16 pkt_len; 6956f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 sq2; 6966f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 rate; 6976f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le32 pkt_phys_addr; 6986f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le32 next_rxd_phys_addr; 6996f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le16 qos_control; 7006f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le16 htsig2; 7016f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le32 hw_rssi_info; 7026f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le32 hw_noise_floor_info; 7036f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 noise_floor; 7046f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 pad0[3]; 7056f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 rssi; 7066f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 rx_status; 7076f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 channel; 7086f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 rx_ctrl; 7096f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek} __attribute__((packed)); 7106f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 71189a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_8366_AP_RATE_INFO_MCS_FORMAT 0x80 71289a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_8366_AP_RATE_INFO_40MHZ 0x40 71389a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_8366_AP_RATE_INFO_RATEID(x) ((x) & 0x3f) 7148e9f33f0ced82a797d285b233e1c956cbd5c7de3Lennert Buytenhek 71589a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_8366_AP_RX_CTRL_OWNED_BY_HOST 0x80 7166f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 71789a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstatic void mwl8k_rxd_8366_ap_init(void *_rxd, dma_addr_t next_dma_addr) 7186f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek{ 71989a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek struct mwl8k_rxd_8366_ap *rxd = _rxd; 7206f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 7216f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek rxd->next_rxd_phys_addr = cpu_to_le32(next_dma_addr); 72289a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek rxd->rx_ctrl = MWL8K_8366_AP_RX_CTRL_OWNED_BY_HOST; 7236f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek} 7246f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 72589a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstatic void mwl8k_rxd_8366_ap_refill(void *_rxd, dma_addr_t addr, int len) 7266f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek{ 72789a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek struct mwl8k_rxd_8366_ap *rxd = _rxd; 7286f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 7296f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek rxd->pkt_len = cpu_to_le16(len); 7306f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek rxd->pkt_phys_addr = cpu_to_le32(addr); 7316f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek wmb(); 7326f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek rxd->rx_ctrl = 0; 7336f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek} 7346f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 7356f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhekstatic int 73689a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekmwl8k_rxd_8366_ap_process(void *_rxd, struct ieee80211_rx_status *status, 73789a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek __le16 *qos) 7386f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek{ 73989a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek struct mwl8k_rxd_8366_ap *rxd = _rxd; 7406f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 74189a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (!(rxd->rx_ctrl & MWL8K_8366_AP_RX_CTRL_OWNED_BY_HOST)) 7426f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek return -1; 7436f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek rmb(); 7446f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 7456f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek memset(status, 0, sizeof(*status)); 7466f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 7476f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek status->signal = -rxd->rssi; 7486f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek status->noise = -rxd->noise_floor; 7496f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 75089a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (rxd->rate & MWL8K_8366_AP_RATE_INFO_MCS_FORMAT) { 7516f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek status->flag |= RX_FLAG_HT; 75289a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (rxd->rate & MWL8K_8366_AP_RATE_INFO_40MHZ) 7538e9f33f0ced82a797d285b233e1c956cbd5c7de3Lennert Buytenhek status->flag |= RX_FLAG_40MHZ; 75489a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek status->rate_idx = MWL8K_8366_AP_RATE_INFO_RATEID(rxd->rate); 7556f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek } else { 7566f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek int i; 7576f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 758777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek for (i = 0; i < ARRAY_SIZE(mwl8k_rates_24); i++) { 759777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek if (mwl8k_rates_24[i].hw_value == rxd->rate) { 7606f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek status->rate_idx = i; 7616f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek break; 7626f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek } 7636f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek } 7646f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek } 7656f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 766854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek if (rxd->channel > 14) { 767854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek status->band = IEEE80211_BAND_5GHZ; 768854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek if (!(status->flag & RX_FLAG_HT)) 769854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek status->rate_idx -= 5; 770854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek } else { 771854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek status->band = IEEE80211_BAND_2GHZ; 772854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek } 7736f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek status->freq = ieee80211_channel_to_frequency(rxd->channel); 7746f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 77520f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek *qos = rxd->qos_control; 77620f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek 7776f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek return le16_to_cpu(rxd->pkt_len); 7786f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek} 7796f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 78089a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstatic struct rxd_ops rxd_8366_ap_ops = { 78189a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_size = sizeof(struct mwl8k_rxd_8366_ap), 78289a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_init = mwl8k_rxd_8366_ap_init, 78389a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_refill = mwl8k_rxd_8366_ap_refill, 78489a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_process = mwl8k_rxd_8366_ap_process, 7856f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek}; 7866f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 7876f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek/* 78889a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek * Packet reception for STA firmware. 789a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 79089a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstruct mwl8k_rxd_sta { 791a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 pkt_len; 792a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 link_quality; 793a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 noise_level; 794a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 pkt_phys_addr; 79545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek __le32 next_rxd_phys_addr; 796a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 qos_control; 797a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 rate_info; 798a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 pad0[4]; 799a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 rssi; 800a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 channel; 801a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 pad1; 802a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 rx_ctrl; 803a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 rx_status; 804a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 pad2[2]; 805a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 806a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 80789a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_STA_RATE_INFO_SHORTPRE 0x8000 80889a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_STA_RATE_INFO_ANTSELECT(x) (((x) >> 11) & 0x3) 80989a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_STA_RATE_INFO_RATEID(x) (((x) >> 3) & 0x3f) 81089a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_STA_RATE_INFO_40MHZ 0x0004 81189a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_STA_RATE_INFO_SHORTGI 0x0002 81289a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_STA_RATE_INFO_MCS_FORMAT 0x0001 81354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 81489a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_STA_RX_CTRL_OWNED_BY_HOST 0x02 81554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 81689a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstatic void mwl8k_rxd_sta_init(void *_rxd, dma_addr_t next_dma_addr) 81754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek{ 81889a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek struct mwl8k_rxd_sta *rxd = _rxd; 81954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 82054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd->next_rxd_phys_addr = cpu_to_le32(next_dma_addr); 82189a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek rxd->rx_ctrl = MWL8K_STA_RX_CTRL_OWNED_BY_HOST; 82254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek} 82354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 82489a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstatic void mwl8k_rxd_sta_refill(void *_rxd, dma_addr_t addr, int len) 82554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek{ 82689a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek struct mwl8k_rxd_sta *rxd = _rxd; 82754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 82854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd->pkt_len = cpu_to_le16(len); 82954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd->pkt_phys_addr = cpu_to_le32(addr); 83054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek wmb(); 83154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd->rx_ctrl = 0; 83254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek} 83354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 83454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhekstatic int 83589a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekmwl8k_rxd_sta_process(void *_rxd, struct ieee80211_rx_status *status, 83620f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek __le16 *qos) 83754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek{ 83889a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek struct mwl8k_rxd_sta *rxd = _rxd; 83954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek u16 rate_info; 84054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 84189a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (!(rxd->rx_ctrl & MWL8K_STA_RX_CTRL_OWNED_BY_HOST)) 84254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek return -1; 84354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rmb(); 84454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 84554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rate_info = le16_to_cpu(rxd->rate_info); 84654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 84754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek memset(status, 0, sizeof(*status)); 84854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 84954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->signal = -rxd->rssi; 85054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->noise = -rxd->noise_level; 85189a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek status->antenna = MWL8K_STA_RATE_INFO_ANTSELECT(rate_info); 85289a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek status->rate_idx = MWL8K_STA_RATE_INFO_RATEID(rate_info); 85354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 85489a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (rate_info & MWL8K_STA_RATE_INFO_SHORTPRE) 85554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->flag |= RX_FLAG_SHORTPRE; 85689a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (rate_info & MWL8K_STA_RATE_INFO_40MHZ) 85754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->flag |= RX_FLAG_40MHZ; 85889a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (rate_info & MWL8K_STA_RATE_INFO_SHORTGI) 85954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->flag |= RX_FLAG_SHORT_GI; 86089a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (rate_info & MWL8K_STA_RATE_INFO_MCS_FORMAT) 86154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->flag |= RX_FLAG_HT; 86254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 863854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek if (rxd->channel > 14) { 864854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek status->band = IEEE80211_BAND_5GHZ; 865854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek if (!(status->flag & RX_FLAG_HT)) 866854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek status->rate_idx -= 5; 867854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek } else { 868854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek status->band = IEEE80211_BAND_2GHZ; 869854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek } 87054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->freq = ieee80211_channel_to_frequency(rxd->channel); 87154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 87220f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek *qos = rxd->qos_control; 87320f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek 87454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek return le16_to_cpu(rxd->pkt_len); 87554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek} 87654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 87789a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstatic struct rxd_ops rxd_sta_ops = { 87889a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_size = sizeof(struct mwl8k_rxd_sta), 87989a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_init = mwl8k_rxd_sta_init, 88089a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_refill = mwl8k_rxd_sta_refill, 88189a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_process = mwl8k_rxd_sta_process, 88254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek}; 88354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 88454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 885a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_RX_DESCS 256 886a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_RX_MAXSZ 3800 887a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 888a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_rxq_init(struct ieee80211_hw *hw, int index) 889a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 890a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 891a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue *rxq = priv->rxq + index; 892a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int size; 893a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 894a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 89545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd_count = 0; 89645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->head = 0; 89745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->tail = 0; 898a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 89954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek size = MWL8K_RX_DESCS * priv->rxd_ops->rxd_size; 900a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 90145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd = pci_alloc_consistent(priv->pdev, size, &rxq->rxd_dma); 90245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (rxq->rxd == NULL) { 903a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to alloc RX descriptors\n", 904c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 905a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 906a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 90745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memset(rxq->rxd, 0, size); 908a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 909788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek rxq->buf = kmalloc(MWL8K_RX_DESCS * sizeof(*rxq->buf), GFP_KERNEL); 910788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek if (rxq->buf == NULL) { 911a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to alloc RX skbuff list\n", 912c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 91345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek pci_free_consistent(priv->pdev, size, rxq->rxd, rxq->rxd_dma); 914a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 915a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 916788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek memset(rxq->buf, 0, MWL8K_RX_DESCS * sizeof(*rxq->buf)); 917a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 918a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_RX_DESCS; i++) { 91954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek int desc_size; 92054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek void *rxd; 921a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int nexti; 92254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek dma_addr_t next_dma_addr; 92354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 92454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek desc_size = priv->rxd_ops->rxd_size; 92554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd = rxq->rxd + (i * priv->rxd_ops->rxd_size); 926a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 92754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek nexti = i + 1; 92854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (nexti == MWL8K_RX_DESCS) 92954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek nexti = 0; 93054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek next_dma_addr = rxq->rxd_dma + (nexti * desc_size); 931a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 93254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek priv->rxd_ops->rxd_init(rxd, next_dma_addr); 933a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 934a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 935a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 936a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 937a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 938a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int rxq_refill(struct ieee80211_hw *hw, int index, int limit) 939a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 940a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 941a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue *rxq = priv->rxq + index; 942a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int refilled; 943a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 944a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek refilled = 0; 94545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek while (rxq->rxd_count < MWL8K_RX_DESCS && limit--) { 946a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *skb; 947788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek dma_addr_t addr; 948a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rx; 94954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek void *rxd; 950a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 951a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek skb = dev_alloc_skb(MWL8K_RX_MAXSZ); 952a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (skb == NULL) 953a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 954a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 955788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek addr = pci_map_single(priv->pdev, skb->data, 956788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek MWL8K_RX_MAXSZ, DMA_FROM_DEVICE); 957a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 95854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxq->rxd_count++; 95954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rx = rxq->tail++; 96054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (rxq->tail == MWL8K_RX_DESCS) 96154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxq->tail = 0; 962788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek rxq->buf[rx].skb = skb; 963788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_addr_set(&rxq->buf[rx], dma, addr); 96454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 96554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd = rxq->rxd + (rx * priv->rxd_ops->rxd_size); 96654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek priv->rxd_ops->rxd_refill(rxd, addr, MWL8K_RX_MAXSZ); 967a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 968a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek refilled++; 969a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 970a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 971a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return refilled; 972a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 973a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 974a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Must be called only when the card's reception is completely halted */ 975a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_rxq_deinit(struct ieee80211_hw *hw, int index) 976a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 977a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 978a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue *rxq = priv->rxq + index; 979a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 980a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 981a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_RX_DESCS; i++) { 982788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek if (rxq->buf[i].skb != NULL) { 983788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_single(priv->pdev, 984788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_addr(&rxq->buf[i], dma), 985788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek MWL8K_RX_MAXSZ, PCI_DMA_FROMDEVICE); 986788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_addr_set(&rxq->buf[i], dma, 0); 987788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek 988788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek kfree_skb(rxq->buf[i].skb); 989788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek rxq->buf[i].skb = NULL; 990a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 991a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 992a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 993788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek kfree(rxq->buf); 994788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek rxq->buf = NULL; 995a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 996a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_free_consistent(priv->pdev, 99754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek MWL8K_RX_DESCS * priv->rxd_ops->rxd_size, 99845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd, rxq->rxd_dma); 99945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd = NULL; 1000a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1001a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1002a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1003a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1004a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Scan a list of BSSIDs to process for finalize join. 1005a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Allows for extension to process multiple BSSIDs. 1006a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1007a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic inline int 1008a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmwl8k_capture_bssid(struct mwl8k_priv *priv, struct ieee80211_hdr *wh) 1009a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1010a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return priv->capture_beacon && 1011a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_is_beacon(wh->frame_control) && 1012a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek !compare_ether_addr(wh->addr3, priv->capture_bssid); 1013a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1014a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 10153779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhekstatic inline void mwl8k_save_beacon(struct ieee80211_hw *hw, 10163779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek struct sk_buff *skb) 1017a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 10183779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 10193779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek 1020a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->capture_beacon = false; 1021d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek memset(priv->capture_bssid, 0, ETH_ALEN); 1022a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1023a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 1024a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Use GFP_ATOMIC as rxq_process is called from 1025a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * the primary interrupt handler, memory allocation call 1026a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * must not sleep. 1027a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1028a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->beacon_skb = skb_copy(skb, GFP_ATOMIC); 1029a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->beacon_skb != NULL) 10303779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek ieee80211_queue_work(hw, &priv->finalize_join_worker); 1031a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1032a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1033a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int rxq_process(struct ieee80211_hw *hw, int index, int limit) 1034a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1035a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1036a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue *rxq = priv->rxq + index; 1037a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int processed; 1038a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1039a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek processed = 0; 104045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek while (rxq->rxd_count && limit--) { 1041a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *skb; 104254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek void *rxd; 104354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek int pkt_len; 1044a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_rx_status status; 104520f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek __le16 qos; 1046a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1047788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek skb = rxq->buf[rxq->head].skb; 1048d25f9f1357139bbdc79bc960ea84909a7c22ec2bLennert Buytenhek if (skb == NULL) 1049d25f9f1357139bbdc79bc960ea84909a7c22ec2bLennert Buytenhek break; 105054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 105154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd = rxq->rxd + (rxq->head * priv->rxd_ops->rxd_size); 105254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 105320f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek pkt_len = priv->rxd_ops->rxd_process(rxd, &status, &qos); 105454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (pkt_len < 0) 105554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek break; 105654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 1057788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek rxq->buf[rxq->head].skb = NULL; 1058788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek 1059788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_single(priv->pdev, 1060788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_addr(&rxq->buf[rxq->head], dma), 1061788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek MWL8K_RX_MAXSZ, PCI_DMA_FROMDEVICE); 1062788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_addr_set(&rxq->buf[rxq->head], dma, 0); 1063a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 106454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxq->head++; 106554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (rxq->head == MWL8K_RX_DESCS) 106654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxq->head = 0; 106754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 106845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd_count--; 1069a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 107054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek skb_put(skb, pkt_len); 107120f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek mwl8k_remove_dma_header(skb, qos); 1072a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1073a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 1074c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek * Check for a pending join operation. Save a 1075c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek * copy of the beacon and schedule a tasklet to 1076c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek * send a FINALIZE_JOIN command to the firmware. 1077a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 107854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (mwl8k_capture_bssid(priv, (void *)skb->data)) 10793779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek mwl8k_save_beacon(hw, skb); 1080a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1081f1d58c2521eb160178b2151d6326d8dc5d7c8560Johannes Berg memcpy(IEEE80211_SKB_RXCB(skb), &status, sizeof(status)); 1082f1d58c2521eb160178b2151d6326d8dc5d7c8560Johannes Berg ieee80211_rx_irqsafe(hw, skb); 1083a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1084a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek processed++; 1085a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1086a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1087a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return processed; 1088a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1089a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1090a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1091a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1092a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Packet transmission. 1093a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1094a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1095a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_OK 0x00000001 1096a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_OK_RETRY 0x00000002 1097a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_OK_MORE_RETRY 0x00000004 1098a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_MULTICAST_TX 0x00000008 1099a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_FW_OWNED 0x80000000 1100a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1101e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek#define MWL8K_QOS_QLEN_UNSPEC 0xff00 1102e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek#define MWL8K_QOS_ACK_POLICY_MASK 0x0060 1103e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek#define MWL8K_QOS_ACK_POLICY_NORMAL 0x0000 1104e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek#define MWL8K_QOS_ACK_POLICY_BLOCKACK 0x0060 1105e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek#define MWL8K_QOS_EOSP 0x0010 1106e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek 1107a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_tx_desc { 1108a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 status; 1109a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 data_rate; 1110a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 tx_priority; 1111a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 qos_control; 1112a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 pkt_phys_addr; 1113a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 pkt_len; 1114d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek __u8 dest_MAC_addr[ETH_ALEN]; 111545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek __le32 next_txd_phys_addr; 1116a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 reserved; 1117a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 rate_info; 1118a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 peer_id; 1119a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 tx_frag_cnt; 1120a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1121a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1122a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TX_DESCS 128 1123a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1124a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_txq_init(struct ieee80211_hw *hw, int index) 1125a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1126a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1127a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq = priv->txq + index; 1128a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int size; 1129a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 1130a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 113145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memset(&txq->stats, 0, sizeof(struct ieee80211_tx_queue_stats)); 113245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->stats.limit = MWL8K_TX_DESCS; 113345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->head = 0; 113445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->tail = 0; 1135a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1136a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek size = MWL8K_TX_DESCS * sizeof(struct mwl8k_tx_desc); 1137a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 113845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->txd = pci_alloc_consistent(priv->pdev, size, &txq->txd_dma); 113945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (txq->txd == NULL) { 1140a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to alloc TX descriptors\n", 1141c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 1142a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1143a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 114445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memset(txq->txd, 0, size); 1145a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 114645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->skb = kmalloc(MWL8K_TX_DESCS * sizeof(*txq->skb), GFP_KERNEL); 114745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (txq->skb == NULL) { 1148a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to alloc TX skbuff list\n", 1149c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 115045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek pci_free_consistent(priv->pdev, size, txq->txd, txq->txd_dma); 1151a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1152a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 115345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memset(txq->skb, 0, MWL8K_TX_DESCS * sizeof(*txq->skb)); 1154a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1155a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_DESCS; i++) { 1156a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_desc *tx_desc; 1157a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int nexti; 1158a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 115945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx_desc = txq->txd + i; 1160a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek nexti = (i + 1) % MWL8K_TX_DESCS; 1161a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1162a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_desc->status = 0; 116345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx_desc->next_txd_phys_addr = 116445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek cpu_to_le32(txq->txd_dma + nexti * sizeof(*tx_desc)); 1165a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1166a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1167a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 1168a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1169a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1170a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic inline void mwl8k_tx_start(struct mwl8k_priv *priv) 1171a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1172a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_PPA_READY, 1173a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 1174a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DUMMY, 1175a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 1176a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ioread32(priv->regs + MWL8K_HIU_INT_CODE); 1177a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1178a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 11797e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhekstatic void mwl8k_dump_tx_rings(struct ieee80211_hw *hw) 1180a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 11817e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 11827e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int i; 11837e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 11847e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) { 11857e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek struct mwl8k_tx_queue *txq = priv->txq + i; 11867e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int fw_owned = 0; 11877e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int drv_owned = 0; 11887e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int unused = 0; 11897e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int desc; 11907e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 1191a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (desc = 0; desc < MWL8K_TX_DESCS; desc++) { 11927e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek struct mwl8k_tx_desc *tx_desc = txq->txd + desc; 11937e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek u32 status; 1194a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 11957e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek status = le32_to_cpu(tx_desc->status); 1196a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_TXD_STATUS_FW_OWNED) 11977e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek fw_owned++; 1198a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek else 11997e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek drv_owned++; 1200a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1201a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (tx_desc->pkt_len == 0) 12027e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek unused++; 1203a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1204a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 12057e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek printk(KERN_ERR "%s: txq[%d] len=%d head=%d tail=%d " 12067e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek "fw_owned=%d drv_owned=%d unused=%d\n", 12077e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek wiphy_name(hw->wiphy), i, 12087e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek txq->stats.len, txq->head, txq->tail, 12097e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek fw_owned, drv_owned, unused); 12107e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek } 1211a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1212a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1213618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek/* 121488de754ad59025eba797e7a8375807755577f450Lennert Buytenhek * Must be called with priv->fw_mutex held and tx queues stopped. 1215618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek */ 121662abd3cfb2f1a0ab1963ac4c4087c477da6b1f2aLennert Buytenhek#define MWL8K_TX_WAIT_TIMEOUT_MS 5000 12177e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 1218950d5b0191dc3e71017f336017f75f6189f39f08Lennert Buytenhekstatic int mwl8k_tx_wait_empty(struct ieee80211_hw *hw) 1219a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1220a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 122188de754ad59025eba797e7a8375807755577f450Lennert Buytenhek DECLARE_COMPLETION_ONSTACK(tx_wait); 12227e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int retry; 12237e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int rc; 1224a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1225a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek might_sleep(); 1226a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 12277e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek /* 12287e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek * The TX queues are stopped at this point, so this test 12297e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek * doesn't need to take ->tx_lock. 12307e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek */ 12317e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek if (!priv->pending_tx_pkts) 12327e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek return 0; 12337e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 12347e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek retry = 0; 12357e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek rc = 0; 12367e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 1237a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_lock_bh(&priv->tx_lock); 12387e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek priv->tx_wait = &tx_wait; 12397e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek while (!rc) { 12407e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int oldcount; 12417e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek unsigned long timeout; 1242a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 12437e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek oldcount = priv->pending_tx_pkts; 1244a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 12457e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek spin_unlock_bh(&priv->tx_lock); 124688de754ad59025eba797e7a8375807755577f450Lennert Buytenhek timeout = wait_for_completion_timeout(&tx_wait, 12477e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek msecs_to_jiffies(MWL8K_TX_WAIT_TIMEOUT_MS)); 1248a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_lock_bh(&priv->tx_lock); 12497e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 12507e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek if (timeout) { 12517e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek WARN_ON(priv->pending_tx_pkts); 12527e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek if (retry) { 12537e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek printk(KERN_NOTICE "%s: tx rings drained\n", 12547e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek wiphy_name(hw->wiphy)); 12557e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek } 12567e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek break; 12577e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek } 12587e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 12597e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek if (priv->pending_tx_pkts < oldcount) { 12609a2303b93039d0f3dd578cd75fe20ebaf075f1cbLennert Buytenhek printk(KERN_NOTICE "%s: waiting for tx rings " 12619a2303b93039d0f3dd578cd75fe20ebaf075f1cbLennert Buytenhek "to drain (%d -> %d pkts)\n", 12627e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek wiphy_name(hw->wiphy), oldcount, 12637e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek priv->pending_tx_pkts); 12647e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek retry = 1; 12657e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek continue; 12667e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek } 12677e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 1268a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->tx_wait = NULL; 1269a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 12707e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek printk(KERN_ERR "%s: tx rings stuck for %d ms\n", 12717e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek wiphy_name(hw->wiphy), MWL8K_TX_WAIT_TIMEOUT_MS); 12727e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek mwl8k_dump_tx_rings(hw); 12737e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 12747e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek rc = -ETIMEDOUT; 1275a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 12767e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek spin_unlock_bh(&priv->tx_lock); 1277a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 12787e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek return rc; 1279a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1280a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1281c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek#define MWL8K_TXD_SUCCESS(status) \ 1282c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek ((status) & (MWL8K_TXD_STATUS_OK | \ 1283c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek MWL8K_TXD_STATUS_OK_RETRY | \ 1284c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek MWL8K_TXD_STATUS_OK_MORE_RETRY)) 1285a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1286efb7c49a68cf206f35793d7799608e1d69a209f9Lennert Buytenhekstatic int 1287efb7c49a68cf206f35793d7799608e1d69a209f9Lennert Buytenhekmwl8k_txq_reclaim(struct ieee80211_hw *hw, int index, int limit, int force) 1288a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1289a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1290a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq = priv->txq + index; 1291efb7c49a68cf206f35793d7799608e1d69a209f9Lennert Buytenhek int processed; 1292a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1293efb7c49a68cf206f35793d7799608e1d69a209f9Lennert Buytenhek processed = 0; 1294efb7c49a68cf206f35793d7799608e1d69a209f9Lennert Buytenhek while (txq->stats.len > 0 && limit--) { 1295a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int tx; 1296a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_desc *tx_desc; 1297a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek unsigned long addr; 1298ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek int size; 1299a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *skb; 1300a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_tx_info *info; 1301a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 status; 1302a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 130345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx = txq->head; 130445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx_desc = txq->txd + tx; 1305a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1306a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek status = le32_to_cpu(tx_desc->status); 1307a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1308a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_TXD_STATUS_FW_OWNED) { 1309a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!force) 1310a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 1311a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_desc->status &= 1312a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ~cpu_to_le32(MWL8K_TXD_STATUS_FW_OWNED); 1313a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1314a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 131545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->head = (tx + 1) % MWL8K_TX_DESCS; 131645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek BUG_ON(txq->stats.len == 0); 131745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->stats.len--; 1318a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->pending_tx_pkts--; 1319a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1320a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek addr = le32_to_cpu(tx_desc->pkt_phys_addr); 1321ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek size = le16_to_cpu(tx_desc->pkt_len); 132245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek skb = txq->skb[tx]; 132345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->skb[tx] = NULL; 1324a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1325a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek BUG_ON(skb == NULL); 1326a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_unmap_single(priv->pdev, addr, size, PCI_DMA_TODEVICE); 1327a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 132820f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek mwl8k_remove_dma_header(skb, tx_desc->qos_control); 1329a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1330a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Mark descriptor as unused */ 1331a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_desc->pkt_phys_addr = 0; 1332a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_desc->pkt_len = 0; 1333a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1334a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek info = IEEE80211_SKB_CB(skb); 1335a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_tx_info_clear_status(info); 1336ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek if (MWL8K_TXD_SUCCESS(status)) 1337a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek info->flags |= IEEE80211_TX_STAT_ACK; 1338a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1339a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_tx_status_irqsafe(hw, skb); 1340a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1341efb7c49a68cf206f35793d7799608e1d69a209f9Lennert Buytenhek processed++; 1342a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1343a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1344efb7c49a68cf206f35793d7799608e1d69a209f9Lennert Buytenhek if (processed && priv->radio_on && !mutex_is_locked(&priv->fw_mutex)) 1345a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_wake_queue(hw, index); 1346efb7c49a68cf206f35793d7799608e1d69a209f9Lennert Buytenhek 1347efb7c49a68cf206f35793d7799608e1d69a209f9Lennert Buytenhek return processed; 1348a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1349a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1350a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* must be called only when the card's transmit is completely halted */ 1351a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_txq_deinit(struct ieee80211_hw *hw, int index) 1352a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1353a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1354a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq = priv->txq + index; 1355a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1356efb7c49a68cf206f35793d7799608e1d69a209f9Lennert Buytenhek mwl8k_txq_reclaim(hw, index, INT_MAX, 1); 1357a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 135845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek kfree(txq->skb); 135945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->skb = NULL; 1360a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1361a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_free_consistent(priv->pdev, 1362a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_TX_DESCS * sizeof(struct mwl8k_tx_desc), 136345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->txd, txq->txd_dma); 136445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->txd = NULL; 1365a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1366a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1367a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 1368a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmwl8k_txq_xmit(struct ieee80211_hw *hw, int index, struct sk_buff *skb) 1369a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1370a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1371a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_tx_info *tx_info; 137223b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek struct mwl8k_vif *mwl8k_vif; 1373a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hdr *wh; 1374a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq; 1375a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_desc *tx; 1376a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr_t dma; 137723b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek u32 txstatus; 137823b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek u8 txdatarate; 137923b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek u16 qos; 1380a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 138123b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek wh = (struct ieee80211_hdr *)skb->data; 138223b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek if (ieee80211_is_data_qos(wh->frame_control)) 138323b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek qos = le16_to_cpu(*((__le16 *)ieee80211_get_qos_ctl(wh))); 138423b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek else 138523b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek qos = 0; 1386a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 138776266b2ad38c33fb2c1475cfeb35ed070adaba2bLennert Buytenhek mwl8k_add_dma_header(skb); 138823b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek wh = &((struct mwl8k_dma_data *)skb->data)->wh; 1389a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1390a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_info = IEEE80211_SKB_CB(skb); 1391a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_vif = MWL8K_VIF(tx_info->control.vif); 1392a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1393a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (tx_info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ) { 1394a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek wh->seq_ctrl &= cpu_to_le16(IEEE80211_SCTL_FRAG); 1395657232b625890f202867ede0ed67ecf15827ff80Lennert Buytenhek wh->seq_ctrl |= cpu_to_le16(mwl8k_vif->seqno); 1396657232b625890f202867ede0ed67ecf15827ff80Lennert Buytenhek mwl8k_vif->seqno += 0x10; 1397a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1398a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 139923b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek /* Setup firmware control bit fields for each frame type. */ 140023b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txstatus = 0; 140123b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txdatarate = 0; 140223b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek if (ieee80211_is_mgmt(wh->frame_control) || 140323b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek ieee80211_is_ctl(wh->frame_control)) { 140423b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txdatarate = 0; 1405e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek qos |= MWL8K_QOS_QLEN_UNSPEC | MWL8K_QOS_EOSP; 140623b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek } else if (ieee80211_is_data(wh->frame_control)) { 140723b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txdatarate = 1; 140823b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek if (is_multicast_ether_addr(wh->addr1)) 140923b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txstatus |= MWL8K_TXD_STATUS_MULTICAST_TX; 141023b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek 1411e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek qos &= ~MWL8K_QOS_ACK_POLICY_MASK; 141223b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek if (tx_info->flags & IEEE80211_TX_CTL_AMPDU) 1413e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek qos |= MWL8K_QOS_ACK_POLICY_BLOCKACK; 141423b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek else 1415e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek qos |= MWL8K_QOS_ACK_POLICY_NORMAL; 141623b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek } 1417a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1418a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma = pci_map_single(priv->pdev, skb->data, 1419a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek skb->len, PCI_DMA_TODEVICE); 1420a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1421a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (pci_dma_mapping_error(priv->pdev, dma)) { 1422a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_DEBUG "%s: failed to dma map skb, " 1423c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek "dropping TX frame.\n", wiphy_name(hw->wiphy)); 142423b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek dev_kfree_skb(skb); 1425a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return NETDEV_TX_OK; 1426a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1427a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 142823b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek spin_lock_bh(&priv->tx_lock); 1429a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 143023b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txq = priv->txq + index; 1431a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 143245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek BUG_ON(txq->skb[txq->tail] != NULL); 143345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->skb[txq->tail] = skb; 1434a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 143545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx = txq->txd + txq->tail; 143623b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek tx->data_rate = txdatarate; 143723b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek tx->tx_priority = index; 1438a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx->qos_control = cpu_to_le16(qos); 1439a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx->pkt_phys_addr = cpu_to_le32(dma); 1440a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx->pkt_len = cpu_to_le16(skb->len); 144123b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek tx->rate_info = 0; 1442a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek if (!priv->ap_fw && tx_info->control.sta != NULL) 1443a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek tx->peer_id = MWL8K_STA(tx_info->control.sta)->peer_id; 1444a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek else 1445a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek tx->peer_id = 0; 1446a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek wmb(); 144723b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek tx->status = cpu_to_le32(MWL8K_TXD_STATUS_FW_OWNED | txstatus); 144823b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek 144945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->stats.count++; 145045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->stats.len++; 1451a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->pending_tx_pkts++; 1452a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 145345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->tail++; 145445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (txq->tail == MWL8K_TX_DESCS) 145545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->tail = 0; 145623b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek 145745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (txq->head == txq->tail) 1458a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_stop_queue(hw, index); 1459a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 146023b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek mwl8k_tx_start(priv); 1461a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1462a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_unlock_bh(&priv->tx_lock); 1463a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1464a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return NETDEV_TX_OK; 1465a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1466a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1467a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1468a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1469618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * Firmware access. 1470618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * 1471618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * We have the following requirements for issuing firmware commands: 1472618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * - Some commands require that the packet transmit path is idle when 1473618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * the command is issued. (For simplicity, we'll just quiesce the 1474618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * transmit path for every command.) 1475618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * - There are certain sequences of commands that need to be issued to 1476618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * the hardware sequentially, with no other intervening commands. 1477618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * 1478618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * This leads to an implementation of a "firmware lock" as a mutex that 1479618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * can be taken recursively, and which is taken by both the low-level 1480618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * command submission function (mwl8k_post_cmd) as well as any users of 1481618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * that function that require issuing of an atomic sequence of commands, 1482618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * and quiesces the transmit path whenever it's taken. 1483618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek */ 1484618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhekstatic int mwl8k_fw_lock(struct ieee80211_hw *hw) 1485618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek{ 1486618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1487618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1488618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (priv->fw_mutex_owner != current) { 1489618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek int rc; 1490618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1491618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mutex_lock(&priv->fw_mutex); 1492618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek ieee80211_stop_queues(hw); 1493618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1494618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek rc = mwl8k_tx_wait_empty(hw); 1495618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (rc) { 1496618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek ieee80211_wake_queues(hw); 1497618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mutex_unlock(&priv->fw_mutex); 1498618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1499618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek return rc; 1500618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek } 1501618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1502618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_owner = current; 1503618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek } 1504618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1505618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_depth++; 1506618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1507618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek return 0; 1508618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek} 1509618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1510618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhekstatic void mwl8k_fw_unlock(struct ieee80211_hw *hw) 1511618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek{ 1512618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1513618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1514618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (!--priv->fw_mutex_depth) { 1515618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek ieee80211_wake_queues(hw); 1516618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_owner = NULL; 1517618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mutex_unlock(&priv->fw_mutex); 1518618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek } 1519618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek} 1520618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1521618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1522618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek/* 1523a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Command processing. 1524a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1525a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 15260c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek/* Timeout firmware commands after 10s */ 15270c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek#define MWL8K_CMD_TIMEOUT_MS 10000 1528a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1529a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_post_cmd(struct ieee80211_hw *hw, struct mwl8k_cmd_pkt *cmd) 1530a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1531a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek DECLARE_COMPLETION_ONSTACK(cmd_wait); 1532a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1533a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek void __iomem *regs = priv->regs; 1534a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr_t dma_addr; 1535a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek unsigned int dma_size; 1536a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1537a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek unsigned long timeout = 0; 1538a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u8 buf[32]; 1539a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1540c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek cmd->result = 0xffff; 1541a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_size = le16_to_cpu(cmd->length); 1542a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr = pci_map_single(priv->pdev, cmd, dma_size, 1543a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek PCI_DMA_BIDIRECTIONAL); 1544a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (pci_dma_mapping_error(priv->pdev, dma_addr)) 1545a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1546a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1547618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek rc = mwl8k_fw_lock(hw); 154839a1e42eb4d0a2bc3f1211e9012bd23734ab86dbLennert Buytenhek if (rc) { 154939a1e42eb4d0a2bc3f1211e9012bd23734ab86dbLennert Buytenhek pci_unmap_single(priv->pdev, dma_addr, dma_size, 155039a1e42eb4d0a2bc3f1211e9012bd23734ab86dbLennert Buytenhek PCI_DMA_BIDIRECTIONAL); 1551618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek return rc; 155239a1e42eb4d0a2bc3f1211e9012bd23734ab86dbLennert Buytenhek } 1553a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1554a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->hostcmd_wait = &cmd_wait; 1555a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(dma_addr, regs + MWL8K_HIU_GEN_PTR); 1556a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DOORBELL, 1557a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 1558a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DUMMY, 1559a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 1560a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1561a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek timeout = wait_for_completion_timeout(&cmd_wait, 1562a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek msecs_to_jiffies(MWL8K_CMD_TIMEOUT_MS)); 1563a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1564618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->hostcmd_wait = NULL; 1565618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1566618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mwl8k_fw_unlock(hw); 1567618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 156837055bd455b31b8220c35a1ede9c6aceb791cc88Lennert Buytenhek pci_unmap_single(priv->pdev, dma_addr, dma_size, 156937055bd455b31b8220c35a1ede9c6aceb791cc88Lennert Buytenhek PCI_DMA_BIDIRECTIONAL); 157037055bd455b31b8220c35a1ede9c6aceb791cc88Lennert Buytenhek 1571a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!timeout) { 1572a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: Command %s timeout after %u ms\n", 1573c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy), 1574a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_cmd_name(cmd->code, buf, sizeof(buf)), 1575a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMD_TIMEOUT_MS); 1576a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -ETIMEDOUT; 1577a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } else { 15780c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek int ms; 15790c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek 15800c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek ms = MWL8K_CMD_TIMEOUT_MS - jiffies_to_msecs(timeout); 15810c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek 1582ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek rc = cmd->result ? -EINVAL : 0; 1583a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 1584a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: Command %s error 0x%x\n", 1585c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy), 1586a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_cmd_name(cmd->code, buf, sizeof(buf)), 158776c962a204f8d36b762440aa941fcea3d44e2fd2Lennert Buytenhek le16_to_cpu(cmd->result)); 15880c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek else if (ms > 2000) 15890c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek printk(KERN_NOTICE "%s: Command %s took %d ms\n", 15900c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek wiphy_name(hw->wiphy), 15910c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek mwl8k_cmd_name(cmd->code, buf, sizeof(buf)), 15920c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek ms); 1593a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1594a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1595a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1596a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1597a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1598a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 15991349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek * Setup code shared between STA and AP firmware images. 16001349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek */ 16011349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhekstatic void mwl8k_setup_2ghz_band(struct ieee80211_hw *hw) 16021349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek{ 16031349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 16041349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek 16051349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek BUILD_BUG_ON(sizeof(priv->channels_24) != sizeof(mwl8k_channels_24)); 16061349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek memcpy(priv->channels_24, mwl8k_channels_24, sizeof(mwl8k_channels_24)); 16071349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek 16081349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek BUILD_BUG_ON(sizeof(priv->rates_24) != sizeof(mwl8k_rates_24)); 16091349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek memcpy(priv->rates_24, mwl8k_rates_24, sizeof(mwl8k_rates_24)); 16101349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek 16111349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek priv->band_24.band = IEEE80211_BAND_2GHZ; 16121349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek priv->band_24.channels = priv->channels_24; 16131349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek priv->band_24.n_channels = ARRAY_SIZE(mwl8k_channels_24); 16141349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek priv->band_24.bitrates = priv->rates_24; 16151349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek priv->band_24.n_bitrates = ARRAY_SIZE(mwl8k_rates_24); 16161349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek 16171349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek hw->wiphy->bands[IEEE80211_BAND_2GHZ] = &priv->band_24; 16181349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek} 16191349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek 16204eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhekstatic void mwl8k_setup_5ghz_band(struct ieee80211_hw *hw) 16214eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek{ 16224eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 16234eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek 16244eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek BUILD_BUG_ON(sizeof(priv->channels_50) != sizeof(mwl8k_channels_50)); 16254eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek memcpy(priv->channels_50, mwl8k_channels_50, sizeof(mwl8k_channels_50)); 16264eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek 16274eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek BUILD_BUG_ON(sizeof(priv->rates_50) != sizeof(mwl8k_rates_50)); 16284eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek memcpy(priv->rates_50, mwl8k_rates_50, sizeof(mwl8k_rates_50)); 16294eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek 16304eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek priv->band_50.band = IEEE80211_BAND_5GHZ; 16314eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek priv->band_50.channels = priv->channels_50; 16324eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek priv->band_50.n_channels = ARRAY_SIZE(mwl8k_channels_50); 16334eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek priv->band_50.bitrates = priv->rates_50; 16344eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek priv->band_50.n_bitrates = ARRAY_SIZE(mwl8k_rates_50); 16354eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek 16364eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek hw->wiphy->bands[IEEE80211_BAND_5GHZ] = &priv->band_50; 16374eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek} 16384eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek 16391349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek/* 164004b147b19303724aac5ee8e56f113f1935a5c255Lennert Buytenhek * CMD_GET_HW_SPEC (STA version). 1641a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 164204b147b19303724aac5ee8e56f113f1935a5c255Lennert Buytenhekstruct mwl8k_cmd_get_hw_spec_sta { 1643a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1644a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 hw_rev; 1645a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 host_interface; 1646a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 num_mcaddrs; 1647d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek __u8 perm_addr[ETH_ALEN]; 1648a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 region_code; 1649a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 fw_rev; 1650a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 ps_cookie; 1651a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 caps; 1652a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 mcs_bitmap[16]; 1653a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 rx_queue_ptr; 1654a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 num_tx_queues; 1655a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 tx_queue_ptrs[MWL8K_TX_QUEUES]; 1656a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 caps2; 1657a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 num_tx_desc_per_queue; 165845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek __le32 total_rxd; 1659a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1660a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1661341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek#define MWL8K_CAP_MAX_AMSDU 0x20000000 1662341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek#define MWL8K_CAP_GREENFIELD 0x08000000 1663341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek#define MWL8K_CAP_AMPDU 0x04000000 1664341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek#define MWL8K_CAP_RX_STBC 0x01000000 1665341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek#define MWL8K_CAP_TX_STBC 0x00800000 1666341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek#define MWL8K_CAP_SHORTGI_40MHZ 0x00400000 1667341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek#define MWL8K_CAP_SHORTGI_20MHZ 0x00200000 1668341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek#define MWL8K_CAP_RX_ANTENNA_MASK 0x000e0000 1669341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek#define MWL8K_CAP_TX_ANTENNA_MASK 0x0001c000 1670341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek#define MWL8K_CAP_DELAY_BA 0x00003000 1671341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek#define MWL8K_CAP_MIMO 0x00000200 1672341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek#define MWL8K_CAP_40MHZ 0x00000100 167306953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek#define MWL8K_CAP_BAND_MASK 0x00000007 167406953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek#define MWL8K_CAP_5GHZ 0x00000004 167506953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek#define MWL8K_CAP_2GHZ4 0x00000001 1676341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek 167706953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhekstatic void 167806953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhekmwl8k_set_ht_caps(struct ieee80211_hw *hw, 167906953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek struct ieee80211_supported_band *band, u32 cap) 1680341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek{ 1681341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek int rx_streams; 1682341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek int tx_streams; 1683341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek 1684777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.ht_supported = 1; 1685341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek 1686341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (cap & MWL8K_CAP_MAX_AMSDU) 1687777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.cap |= IEEE80211_HT_CAP_MAX_AMSDU; 1688341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (cap & MWL8K_CAP_GREENFIELD) 1689777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.cap |= IEEE80211_HT_CAP_GRN_FLD; 1690341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (cap & MWL8K_CAP_AMPDU) { 1691341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek hw->flags |= IEEE80211_HW_AMPDU_AGGREGATION; 1692777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; 1693777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_NONE; 1694341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek } 1695341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (cap & MWL8K_CAP_RX_STBC) 1696777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.cap |= IEEE80211_HT_CAP_RX_STBC; 1697341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (cap & MWL8K_CAP_TX_STBC) 1698777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.cap |= IEEE80211_HT_CAP_TX_STBC; 1699341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (cap & MWL8K_CAP_SHORTGI_40MHZ) 1700777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.cap |= IEEE80211_HT_CAP_SGI_40; 1701341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (cap & MWL8K_CAP_SHORTGI_20MHZ) 1702777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.cap |= IEEE80211_HT_CAP_SGI_20; 1703341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (cap & MWL8K_CAP_DELAY_BA) 1704777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.cap |= IEEE80211_HT_CAP_DELAY_BA; 1705341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (cap & MWL8K_CAP_40MHZ) 1706777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; 1707341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek 1708341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek rx_streams = hweight32(cap & MWL8K_CAP_RX_ANTENNA_MASK); 1709341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek tx_streams = hweight32(cap & MWL8K_CAP_TX_ANTENNA_MASK); 1710341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek 1711777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.mcs.rx_mask[0] = 0xff; 1712341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (rx_streams >= 2) 1713777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.mcs.rx_mask[1] = 0xff; 1714341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (rx_streams >= 3) 1715777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.mcs.rx_mask[2] = 0xff; 1716777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.mcs.rx_mask[4] = 0x01; 1717777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; 1718341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek 1719341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (rx_streams != tx_streams) { 1720777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.mcs.tx_params |= IEEE80211_HT_MCS_TX_RX_DIFF; 1721777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.mcs.tx_params |= (tx_streams - 1) << 1722341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT; 1723341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek } 1724341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek} 1725341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek 172606953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhekstatic void 172706953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhekmwl8k_set_caps(struct ieee80211_hw *hw, u32 caps) 172806953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek{ 172906953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 173006953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek 173106953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek if ((caps & MWL8K_CAP_2GHZ4) || !(caps & MWL8K_CAP_BAND_MASK)) { 173206953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek mwl8k_setup_2ghz_band(hw); 173306953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek if (caps & MWL8K_CAP_MIMO) 173406953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek mwl8k_set_ht_caps(hw, &priv->band_24, caps); 173506953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek } 173606953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek 173706953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek if (caps & MWL8K_CAP_5GHZ) { 173806953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek mwl8k_setup_5ghz_band(hw); 173906953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek if (caps & MWL8K_CAP_MIMO) 174006953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek mwl8k_set_ht_caps(hw, &priv->band_50, caps); 174106953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek } 174206953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek} 174306953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek 174404b147b19303724aac5ee8e56f113f1935a5c255Lennert Buytenhekstatic int mwl8k_cmd_get_hw_spec_sta(struct ieee80211_hw *hw) 1745a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1746a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 174704b147b19303724aac5ee8e56f113f1935a5c255Lennert Buytenhek struct mwl8k_cmd_get_hw_spec_sta *cmd; 1748a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1749a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 1750a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1751a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 1752a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1753a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1754a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1755a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_GET_HW_SPEC); 1756a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 1757a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1758a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memset(cmd->perm_addr, 0xff, sizeof(cmd->perm_addr)); 1759a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->ps_cookie = cpu_to_le32(priv->cookie_dma); 176045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek cmd->rx_queue_ptr = cpu_to_le32(priv->rxq[0].rxd_dma); 17614ff6432ea620ba467e50ec04b8271ea0eb94e62eLennert Buytenhek cmd->num_tx_queues = cpu_to_le32(MWL8K_TX_QUEUES); 1762a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 176345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek cmd->tx_queue_ptrs[i] = cpu_to_le32(priv->txq[i].txd_dma); 17644ff6432ea620ba467e50ec04b8271ea0eb94e62eLennert Buytenhek cmd->num_tx_desc_per_queue = cpu_to_le32(MWL8K_TX_DESCS); 176545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek cmd->total_rxd = cpu_to_le32(MWL8K_RX_DESCS); 1766a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1767a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 1768a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1769a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc) { 1770a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek SET_IEEE80211_PERM_ADDR(hw, cmd->perm_addr); 1771a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->num_mcaddrs = le16_to_cpu(cmd->num_mcaddrs); 17724ff6432ea620ba467e50ec04b8271ea0eb94e62eLennert Buytenhek priv->fw_rev = le32_to_cpu(cmd->fw_rev); 1773a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->hw_rev = cmd->hw_rev; 177406953235f48c696b22c5ed45570680fb070f7277Lennert Buytenhek mwl8k_set_caps(hw, le32_to_cpu(cmd->caps)); 1775a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1776a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1777a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 1778a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1779a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1780a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1781a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 178242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek * CMD_GET_HW_SPEC (AP version). 178342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek */ 178442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhekstruct mwl8k_cmd_get_hw_spec_ap { 178542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_cmd_pkt header; 178642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 hw_rev; 178742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 host_interface; 178842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 num_wcb; 178942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 num_mcaddrs; 179042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 perm_addr[ETH_ALEN]; 179142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 region_code; 179242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 num_antenna; 179342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 fw_rev; 179442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 wcbbase0; 179542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 rxwrptr; 179642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 rxrdptr; 179742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 ps_cookie; 179842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 wcbbase1; 179942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 wcbbase2; 180042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 wcbbase3; 180142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek} __attribute__((packed)); 180242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 180342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhekstatic int mwl8k_cmd_get_hw_spec_ap(struct ieee80211_hw *hw) 180442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek{ 180542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 180642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_cmd_get_hw_spec_ap *cmd; 180742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek int rc; 180842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 180942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 181042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek if (cmd == NULL) 181142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek return -ENOMEM; 181242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 181342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_GET_HW_SPEC); 181442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 181542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 181642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek memset(cmd->perm_addr, 0xff, sizeof(cmd->perm_addr)); 181742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->ps_cookie = cpu_to_le32(priv->cookie_dma); 181842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 181942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 182042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 182142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek if (!rc) { 182242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek int off; 182342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 182442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek SET_IEEE80211_PERM_ADDR(hw, cmd->perm_addr); 182542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek priv->num_mcaddrs = le16_to_cpu(cmd->num_mcaddrs); 182642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek priv->fw_rev = le32_to_cpu(cmd->fw_rev); 182742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek priv->hw_rev = cmd->hw_rev; 18281349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek mwl8k_setup_2ghz_band(hw); 182942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 183042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->wcbbase0) & 0xffff; 183142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek iowrite32(cpu_to_le32(priv->txq[0].txd_dma), priv->sram + off); 183242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 183342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->rxwrptr) & 0xffff; 183442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek iowrite32(cpu_to_le32(priv->rxq[0].rxd_dma), priv->sram + off); 183542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 183642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->rxrdptr) & 0xffff; 183742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek iowrite32(cpu_to_le32(priv->rxq[0].rxd_dma), priv->sram + off); 183842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 183942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->wcbbase1) & 0xffff; 184042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek iowrite32(cpu_to_le32(priv->txq[1].txd_dma), priv->sram + off); 184142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 184242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->wcbbase2) & 0xffff; 184342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek iowrite32(cpu_to_le32(priv->txq[2].txd_dma), priv->sram + off); 184442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 184542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->wcbbase3) & 0xffff; 184642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek iowrite32(cpu_to_le32(priv->txq[3].txd_dma), priv->sram + off); 184742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek } 184842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 184942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek kfree(cmd); 185042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek return rc; 185142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek} 185242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 185342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek/* 185442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek * CMD_SET_HW_SPEC. 185542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek */ 185642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhekstruct mwl8k_cmd_set_hw_spec { 185742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_cmd_pkt header; 185842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 hw_rev; 185942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 host_interface; 186042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 num_mcaddrs; 186142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 perm_addr[ETH_ALEN]; 186242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 region_code; 186342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 fw_rev; 186442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 ps_cookie; 186542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 caps; 186642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 rx_queue_ptr; 186742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 num_tx_queues; 186842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 tx_queue_ptrs[MWL8K_TX_QUEUES]; 186942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 flags; 187042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 num_tx_desc_per_queue; 187142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 total_rxd; 187242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek} __attribute__((packed)); 187342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 1874b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek#define MWL8K_SET_HW_SPEC_FLAG_HOST_DECR_MGMT 0x00000080 1875b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek#define MWL8K_SET_HW_SPEC_FLAG_HOSTFORM_PROBERESP 0x00000020 1876b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek#define MWL8K_SET_HW_SPEC_FLAG_HOSTFORM_BEACON 0x00000010 187742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 187842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhekstatic int mwl8k_cmd_set_hw_spec(struct ieee80211_hw *hw) 187942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek{ 188042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 188142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_cmd_set_hw_spec *cmd; 188242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek int rc; 188342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek int i; 188442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 188542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 188642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek if (cmd == NULL) 188742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek return -ENOMEM; 188842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 188942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_HW_SPEC); 189042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 189142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 189242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->ps_cookie = cpu_to_le32(priv->cookie_dma); 189342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->rx_queue_ptr = cpu_to_le32(priv->rxq[0].rxd_dma); 189442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->num_tx_queues = cpu_to_le32(MWL8K_TX_QUEUES); 189542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 189642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->tx_queue_ptrs[i] = cpu_to_le32(priv->txq[i].txd_dma); 1897b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek cmd->flags = cpu_to_le32(MWL8K_SET_HW_SPEC_FLAG_HOST_DECR_MGMT | 1898b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek MWL8K_SET_HW_SPEC_FLAG_HOSTFORM_PROBERESP | 1899b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek MWL8K_SET_HW_SPEC_FLAG_HOSTFORM_BEACON); 190042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->num_tx_desc_per_queue = cpu_to_le32(MWL8K_TX_DESCS); 190142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->total_rxd = cpu_to_le32(MWL8K_RX_DESCS); 190242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 190342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 190442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek kfree(cmd); 190542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 190642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek return rc; 190742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek} 190842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 190942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek/* 1910a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_MAC_MULTICAST_ADR. 1911a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1912a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_mac_multicast_adr { 1913a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1914a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 1915a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 numaddr; 1916ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek __u8 addr[0][ETH_ALEN]; 1917a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 1918a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1919d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek#define MWL8K_ENABLE_RX_DIRECTED 0x0001 1920d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek#define MWL8K_ENABLE_RX_MULTICAST 0x0002 1921d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek#define MWL8K_ENABLE_RX_ALL_MULTICAST 0x0004 1922d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek#define MWL8K_ENABLE_RX_BROADCAST 0x0008 1923ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek 1924e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhekstatic struct mwl8k_cmd_pkt * 1925447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek__mwl8k_cmd_mac_multicast_adr(struct ieee80211_hw *hw, int allmulti, 1926e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek int mc_count, struct dev_addr_list *mclist) 1927a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1928e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1929a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_mac_multicast_adr *cmd; 1930e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek int size; 1931e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 1932447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek if (allmulti || mc_count > priv->num_mcaddrs) { 1933d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek allmulti = 1; 1934d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek mc_count = 0; 1935d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek } 1936e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 1937e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek size = sizeof(*cmd) + mc_count * ETH_ALEN; 1938ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek 1939e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek cmd = kzalloc(size, GFP_ATOMIC); 1940a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1941e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek return NULL; 1942a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1943a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_MAC_MULTICAST_ADR); 1944a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(size); 1945d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek cmd->action = cpu_to_le16(MWL8K_ENABLE_RX_DIRECTED | 1946d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek MWL8K_ENABLE_RX_BROADCAST); 1947d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek 1948d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek if (allmulti) { 1949d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek cmd->action |= cpu_to_le16(MWL8K_ENABLE_RX_ALL_MULTICAST); 1950d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek } else if (mc_count) { 1951d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek int i; 1952d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek 1953d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek cmd->action |= cpu_to_le16(MWL8K_ENABLE_RX_MULTICAST); 1954d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek cmd->numaddr = cpu_to_le16(mc_count); 1955d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek for (i = 0; i < mc_count && mclist; i++) { 1956d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek if (mclist->da_addrlen != ETH_ALEN) { 1957d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek kfree(cmd); 1958d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek return NULL; 1959d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek } 1960d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek memcpy(cmd->addr[i], mclist->da_addr, ETH_ALEN); 1961d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek mclist = mclist->next; 1962a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1963a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1964a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1965e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek return &cmd->header; 1966a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1967a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1968a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 196955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_GET_STAT. 1970a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 197155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_get_stat { 1972a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1973a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 stats[64]; 1974a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1975a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1976a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STAT_ACK_FAILURE 9 1977a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STAT_RTS_FAILURE 12 1978a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STAT_FCS_ERROR 24 1979a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STAT_RTS_SUCCESS 11 1980a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 198155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_get_stat(struct ieee80211_hw *hw, 198255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct ieee80211_low_level_stats *stats) 1983a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 198455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_get_stat *cmd; 1985a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1986a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1987a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 1988a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1989a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1990a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1991a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_GET_STAT); 1992a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 1993a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1994a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 1995a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc) { 1996a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek stats->dot11ACKFailureCount = 1997a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek le32_to_cpu(cmd->stats[MWL8K_STAT_ACK_FAILURE]); 1998a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek stats->dot11RTSFailureCount = 1999a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek le32_to_cpu(cmd->stats[MWL8K_STAT_RTS_FAILURE]); 2000a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek stats->dot11FCSErrorCount = 2001a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek le32_to_cpu(cmd->stats[MWL8K_STAT_FCS_ERROR]); 2002a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek stats->dot11RTSSuccessCount = 2003a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek le32_to_cpu(cmd->stats[MWL8K_STAT_RTS_SUCCESS]); 2004a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2005a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2006a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2007a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2008a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2009a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2010a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 201155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_RADIO_CONTROL. 2012a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 201355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_radio_control { 2014a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2015a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 2016a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 control; 2017a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 radio_on; 2018a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2019a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2020c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhekstatic int 202155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekmwl8k_cmd_radio_control(struct ieee80211_hw *hw, bool enable, bool force) 2022a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2023a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 202455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_radio_control *cmd; 2025a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2026a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2027c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek if (enable == priv->radio_on && !force) 2028a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 2029a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2030a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2031a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2032a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2033a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2034a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_RADIO_CONTROL); 2035a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2036a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 203768ce38845c23443b15e374fb7362916c1231278eLennert Buytenhek cmd->control = cpu_to_le16(priv->radio_short_preamble ? 3 : 1); 2038a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->radio_on = cpu_to_le16(enable ? 0x0001 : 0x0000); 2039a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2040a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2041a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2042a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2043a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc) 2044c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek priv->radio_on = enable; 2045a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2046a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2047a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2048a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 204955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_radio_disable(struct ieee80211_hw *hw) 2050c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek{ 205155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return mwl8k_cmd_radio_control(hw, 0, 0); 2052c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek} 2053c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek 205455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_radio_enable(struct ieee80211_hw *hw) 2055c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek{ 205655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return mwl8k_cmd_radio_control(hw, 1, 0); 2057c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek} 2058c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek 2059a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 2060a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmwl8k_set_radio_preamble(struct ieee80211_hw *hw, bool short_preamble) 2061a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 206299200a992e365a73dc67a6570524e5f3af4386ddLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2063a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 206468ce38845c23443b15e374fb7362916c1231278eLennert Buytenhek priv->radio_short_preamble = short_preamble; 2065a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 206655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return mwl8k_cmd_radio_control(hw, 1, 1); 2067a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2068a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2069a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 207055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_RF_TX_POWER. 2071a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2072a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TX_POWER_LEVEL_TOTAL 8 2073a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 207455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_rf_tx_power { 2075a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2076a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 2077a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 support_level; 2078a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 current_level; 2079a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 reserved; 2080a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 power_level_list[MWL8K_TX_POWER_LEVEL_TOTAL]; 2081a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2082a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 208355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_rf_tx_power(struct ieee80211_hw *hw, int dBm) 2084a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 208555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_rf_tx_power *cmd; 2086a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2087a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2088a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2089a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2090a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2091a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2092a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_RF_TX_POWER); 2093a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2094a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 2095a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->support_level = cpu_to_le16(dBm); 2096a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2097a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2098a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2099a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2100a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2101a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2102a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2103a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 210408b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek * CMD_RF_ANTENNA. 210508b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek */ 210608b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhekstruct mwl8k_cmd_rf_antenna { 210708b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek struct mwl8k_cmd_pkt header; 210808b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek __le16 antenna; 210908b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek __le16 mode; 211008b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek} __attribute__((packed)); 211108b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 211208b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek#define MWL8K_RF_ANTENNA_RX 1 211308b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek#define MWL8K_RF_ANTENNA_TX 2 211408b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 211508b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhekstatic int 211608b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhekmwl8k_cmd_rf_antenna(struct ieee80211_hw *hw, int antenna, int mask) 211708b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek{ 211808b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek struct mwl8k_cmd_rf_antenna *cmd; 211908b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek int rc; 212008b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 212108b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 212208b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek if (cmd == NULL) 212308b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek return -ENOMEM; 212408b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 212508b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_RF_ANTENNA); 212608b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 212708b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek cmd->antenna = cpu_to_le16(antenna); 212808b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek cmd->mode = cpu_to_le16(mask); 212908b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 213008b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 213108b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek kfree(cmd); 213208b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 213308b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek return rc; 213408b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek} 213508b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 213608b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek/* 2137b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek * CMD_SET_BEACON. 2138b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek */ 2139b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhekstruct mwl8k_cmd_set_beacon { 2140b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek struct mwl8k_cmd_pkt header; 2141b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek __le16 beacon_len; 2142b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek __u8 beacon[0]; 2143b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek}; 2144b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2145b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhekstatic int mwl8k_cmd_set_beacon(struct ieee80211_hw *hw, u8 *beacon, int len) 2146b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek{ 2147b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek struct mwl8k_cmd_set_beacon *cmd; 2148b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek int rc; 2149b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2150b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek cmd = kzalloc(sizeof(*cmd) + len, GFP_KERNEL); 2151b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (cmd == NULL) 2152b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek return -ENOMEM; 2153b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2154b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_BEACON); 2155b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd) + len); 2156b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek cmd->beacon_len = cpu_to_le16(len); 2157b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek memcpy(cmd->beacon, beacon, len); 2158b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2159b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2160b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek kfree(cmd); 2161b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2162b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek return rc; 2163b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek} 2164b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2165b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek/* 2166a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_PRE_SCAN. 2167a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2168a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_pre_scan { 2169a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2170a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2171a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2172a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_set_pre_scan(struct ieee80211_hw *hw) 2173a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2174a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_pre_scan *cmd; 2175a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2176a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2177a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2178a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2179a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2180a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2181a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_PRE_SCAN); 2182a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2183a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2184a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2185a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2186a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2187a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2188a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2189a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2190a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2191a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_POST_SCAN. 2192a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2193a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_post_scan { 2194a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2195a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 isibss; 2196d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek __u8 bssid[ETH_ALEN]; 2197a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2198a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2199a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 22000a11dfc36604d9b24deda17461b7ea69851846aaLennert Buytenhekmwl8k_cmd_set_post_scan(struct ieee80211_hw *hw, const __u8 *mac) 2201a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2202a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_post_scan *cmd; 2203a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2204a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2205a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2206a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2207a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2208a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2209a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_POST_SCAN); 2210a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2211a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->isibss = 0; 2212d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek memcpy(cmd->bssid, mac, ETH_ALEN); 2213a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2214a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2215a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2216a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2217a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2218a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2219a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2220a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2221a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_RF_CHANNEL. 2222a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2223a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_rf_channel { 2224a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2225a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 2226a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 current_channel; 2227a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 channel_flags; 2228a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2229a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2230a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_set_rf_channel(struct ieee80211_hw *hw, 2231610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek struct ieee80211_conf *conf) 2232a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2233610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek struct ieee80211_channel *channel = conf->channel; 2234a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_rf_channel *cmd; 2235a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2236a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2237a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2238a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2239a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2240a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2241a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_RF_CHANNEL); 2242a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2243a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 2244a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->current_channel = channel->hw_value; 2245610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek 2246a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (channel->band == IEEE80211_BAND_2GHZ) 2247610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek cmd->channel_flags |= cpu_to_le32(0x00000001); 224842574ea2274ec0a2a9c58ab01be91b65e60a2291Lennert Buytenhek else if (channel->band == IEEE80211_BAND_5GHZ) 224942574ea2274ec0a2a9c58ab01be91b65e60a2291Lennert Buytenhek cmd->channel_flags |= cpu_to_le32(0x00000004); 2250610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek 2251610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek if (conf->channel_type == NL80211_CHAN_NO_HT || 2252610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek conf->channel_type == NL80211_CHAN_HT20) 2253610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek cmd->channel_flags |= cpu_to_le32(0x00000080); 2254610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek else if (conf->channel_type == NL80211_CHAN_HT40MINUS) 2255610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek cmd->channel_flags |= cpu_to_le32(0x000001900); 2256610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek else if (conf->channel_type == NL80211_CHAN_HT40PLUS) 2257610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek cmd->channel_flags |= cpu_to_le32(0x000000900); 2258a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2259a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2260a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2261a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2262a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2263a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2264a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2265a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 226655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_SET_AID. 2267a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 226855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek#define MWL8K_FRAME_PROT_DISABLED 0x00 226955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek#define MWL8K_FRAME_PROT_11G 0x07 227055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek#define MWL8K_FRAME_PROT_11N_HT_40MHZ_ONLY 0x02 227155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek#define MWL8K_FRAME_PROT_11N_HT_ALL 0x06 2272a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 227355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_update_set_aid { 227455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_pkt header; 227555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le16 aid; 2276a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 227755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek /* AP's MAC address (BSSID) */ 227855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 bssid[ETH_ALEN]; 227955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le16 protection_mode; 228055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 supp_rates[14]; 2281a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2282a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2283c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhekstatic void legacy_rate_mask_to_array(u8 *rates, u32 mask) 2284c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek{ 2285c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek int i; 2286c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek int j; 2287c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek 2288c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek /* 2289c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek * Clear nonstandard rates 4 and 13. 2290c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek */ 2291c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek mask &= 0x1fef; 2292c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek 2293c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek for (i = 0, j = 0; i < 14; i++) { 2294c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek if (mask & (1 << i)) 2295777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek rates[j++] = mwl8k_rates_24[i].hw_value; 2296c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek } 2297c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek} 2298c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek 229955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int 2300c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhekmwl8k_cmd_set_aid(struct ieee80211_hw *hw, 2301c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek struct ieee80211_vif *vif, u32 legacy_rate_mask) 2302a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 230355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_update_set_aid *cmd; 230455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek u16 prot_mode; 2305a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2306a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2307a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2308a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2309a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2310a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 231155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_AID); 2312a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 23137dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek cmd->aid = cpu_to_le16(vif->bss_conf.aid); 23140a11dfc36604d9b24deda17461b7ea69851846aaLennert Buytenhek memcpy(cmd->bssid, vif->bss_conf.bssid, ETH_ALEN); 2315a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 23167dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek if (vif->bss_conf.use_cts_prot) { 231755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek prot_mode = MWL8K_FRAME_PROT_11G; 231855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek } else { 23197dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek switch (vif->bss_conf.ht_operation_mode & 232055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek IEEE80211_HT_OP_MODE_PROTECTION) { 232155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek case IEEE80211_HT_OP_MODE_PROTECTION_20MHZ: 232255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek prot_mode = MWL8K_FRAME_PROT_11N_HT_40MHZ_ONLY; 232355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek break; 232455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek case IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED: 232555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek prot_mode = MWL8K_FRAME_PROT_11N_HT_ALL; 232655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek break; 232755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek default: 232855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek prot_mode = MWL8K_FRAME_PROT_DISABLED; 232955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek break; 233055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek } 233155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek } 233255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->protection_mode = cpu_to_le16(prot_mode); 2333a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2334c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek legacy_rate_mask_to_array(cmd->supp_rates, legacy_rate_mask); 2335a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2336a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2337a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2338a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2339a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2340a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2341a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2342a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 234355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_SET_RATE. 234432060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek */ 234555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_set_rate { 234655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_pkt header; 234755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 legacy_rates[14]; 234855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 234955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek /* Bitmap for supported MCS codes. */ 235055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 mcs_set[16]; 235155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 reserved[16]; 235232060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek} __attribute__((packed)); 235332060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 235455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int 2355c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhekmwl8k_cmd_set_rate(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 235613935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek u32 legacy_rate_mask, u8 *mcs_rates) 235732060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek{ 235855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_set_rate *cmd; 235932060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek int rc; 236032060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 236132060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 236232060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek if (cmd == NULL) 236332060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek return -ENOMEM; 236432060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 236555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_RATE); 236632060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2367c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek legacy_rate_mask_to_array(cmd->legacy_rates, legacy_rate_mask); 236813935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek memcpy(cmd->mcs_set, mcs_rates, 16); 236932060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 237032060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 237132060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek kfree(cmd); 237232060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 237332060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek return rc; 237432060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek} 237532060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 237632060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek/* 237755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_FINALIZE_JOIN. 2378a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 237955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek#define MWL8K_FJ_BEACON_MAXLEN 128 238055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 238155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_finalize_join { 2382a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 238355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le32 sleep_interval; /* Number of beacon periods to sleep */ 238455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 beacon_data[MWL8K_FJ_BEACON_MAXLEN]; 2385a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2386a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 238755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_finalize_join(struct ieee80211_hw *hw, void *frame, 238855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek int framelen, int dtim) 2389a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 239055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_finalize_join *cmd; 239155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct ieee80211_mgmt *payload = frame; 239255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek int payload_len; 2393a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2394a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2395a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2396a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2397a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2398a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 239955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_FINALIZE_JOIN); 2400a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 240155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->sleep_interval = cpu_to_le32(dtim ? dtim : 1); 240255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 240355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek payload_len = framelen - ieee80211_hdrlen(payload->frame_control); 240455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (payload_len < 0) 240555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek payload_len = 0; 240655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek else if (payload_len > MWL8K_FJ_BEACON_MAXLEN) 240755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek payload_len = MWL8K_FJ_BEACON_MAXLEN; 240855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 240955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek memcpy(cmd->beacon_data, &payload->u.beacon, payload_len); 2410a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2411a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2412a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2413a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2414a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2415a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2416a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2417a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 241855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_SET_RTS_THRESHOLD. 2419a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 242055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_set_rts_threshold { 2421a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2422a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 242355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le16 threshold; 2424a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2425a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2426c2c2b12a8b6cd23d4abbc086642647c656bf406cLennert Buytenhekstatic int 2427c2c2b12a8b6cd23d4abbc086642647c656bf406cLennert Buytenhekmwl8k_cmd_set_rts_threshold(struct ieee80211_hw *hw, int rts_thresh) 2428a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 242955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_set_rts_threshold *cmd; 2430a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2431a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2432a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2433a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2434a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2435a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 243655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_RTS_THRESHOLD); 2437a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2438c2c2b12a8b6cd23d4abbc086642647c656bf406cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 2439c2c2b12a8b6cd23d4abbc086642647c656bf406cLennert Buytenhek cmd->threshold = cpu_to_le16(rts_thresh); 2440a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2441a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2442a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2443a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2444a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2445a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2446a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2447a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 244855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_SET_SLOT. 2449a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 245055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_set_slot { 2451a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2452a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 245355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 short_slot; 2454a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2455a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 245655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_set_slot(struct ieee80211_hw *hw, bool short_slot_time) 2457a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 245855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_set_slot *cmd; 2459a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2460a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2461a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2462a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2463a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2464a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 246555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_SLOT); 2466a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 246755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 246855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->short_slot = short_slot_time; 2469a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2470a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2471a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2472a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2473a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2474a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2475a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2476a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2477a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_EDCA_PARAMS. 2478a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2479a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_edca_params { 2480a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2481a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2482a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* See MWL8K_SET_EDCA_XXX below */ 2483a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 2484a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2485a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* TX opportunity in units of 32 us */ 2486a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 txop; 2487a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 24882e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek union { 24892e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek struct { 24902e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* Log exponent of max contention period: 0...15 */ 24912e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __le32 log_cw_max; 24922e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek 24932e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* Log exponent of min contention period: 0...15 */ 24942e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __le32 log_cw_min; 24952e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek 24962e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* Adaptive interframe spacing in units of 32us */ 24972e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __u8 aifs; 24982e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek 24992e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* TX queue to configure */ 25002e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __u8 txq; 25012e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek } ap; 25022e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek struct { 25032e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* Log exponent of max contention period: 0...15 */ 25042e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __u8 log_cw_max; 2505a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 25062e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* Log exponent of min contention period: 0...15 */ 25072e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __u8 log_cw_min; 2508a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 25092e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* Adaptive interframe spacing in units of 32us */ 25102e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __u8 aifs; 2511a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 25122e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* TX queue to configure */ 25132e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __u8 txq; 25142e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek } sta; 25152e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek }; 2516a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2517a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2518a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_SET_EDCA_CW 0x01 2519a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_SET_EDCA_TXOP 0x02 2520a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_SET_EDCA_AIFS 0x04 2521a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2522a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_SET_EDCA_ALL (MWL8K_SET_EDCA_CW | \ 2523a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_SET_EDCA_TXOP | \ 2524a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_SET_EDCA_AIFS) 2525a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2526a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 252755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekmwl8k_cmd_set_edca_params(struct ieee80211_hw *hw, __u8 qnum, 252855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u16 cw_min, __u16 cw_max, 252955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 aifs, __u16 txop) 2530a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 25312e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2532a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_edca_params *cmd; 2533a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2534a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2535a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2536a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2537a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2538a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2539a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_EDCA_PARAMS); 2540a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2541a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_SET_EDCA_ALL); 2542a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->txop = cpu_to_le16(txop); 25432e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek if (priv->ap_fw) { 25442e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->ap.log_cw_max = cpu_to_le32(ilog2(cw_max + 1)); 25452e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->ap.log_cw_min = cpu_to_le32(ilog2(cw_min + 1)); 25462e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->ap.aifs = aifs; 25472e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->ap.txq = qnum; 25482e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek } else { 25492e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->sta.log_cw_max = (u8)ilog2(cw_max + 1); 25502e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->sta.log_cw_min = (u8)ilog2(cw_min + 1); 25512e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->sta.aifs = aifs; 25522e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->sta.txq = qnum; 25532e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek } 2554a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2555a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2556a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2557a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2558a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2559a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2560a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2561a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 256255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_SET_WMM_MODE. 2563a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 256455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_set_wmm_mode { 2565a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 256655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le16 action; 2567a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2568a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 256955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_set_wmm_mode(struct ieee80211_hw *hw, bool enable) 2570a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 257155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 257255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_set_wmm_mode *cmd; 2573a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2574a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2575a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2576a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2577a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2578a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 257955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_WMM_MODE); 2580a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 258155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->action = cpu_to_le16(!!enable); 2582a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2583a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2584a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 258516cec43da50c4b4702653ca710549fd3457a4e6cLennert Buytenhek 258655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (!rc) 258755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek priv->wmm_enabled = enable; 2588a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2589a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2590a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2591a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2592a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 259355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_MIMO_CONFIG. 2594a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 259555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_mimo_config { 259655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_pkt header; 259755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le32 action; 259855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 rx_antenna_map; 259955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 tx_antenna_map; 2600a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2601a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 260255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_mimo_config(struct ieee80211_hw *hw, __u8 rx, __u8 tx) 2603a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 260455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_mimo_config *cmd; 2605a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2606a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2607a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2608a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2609a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2610a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 261155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_MIMO_CONFIG); 2612a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 261355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->action = cpu_to_le32((u32)MWL8K_CMD_SET); 261455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->rx_antenna_map = rx; 261555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->tx_antenna_map = tx; 2616a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2617a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2618a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2619a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2620a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2621a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2622a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2623a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2624b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek * CMD_USE_FIXED_RATE (STA version). 2625a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2626b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhekstruct mwl8k_cmd_use_fixed_rate_sta { 2627b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek struct mwl8k_cmd_pkt header; 2628b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek __le32 action; 2629b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek __le32 allow_rate_drop; 2630b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek __le32 num_rates; 2631b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek struct { 2632b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek __le32 is_ht_rate; 2633b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek __le32 enable_retry; 2634b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek __le32 rate; 2635b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek __le32 retry_count; 2636b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek } rate_entry[8]; 2637b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek __le32 rate_type; 2638b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek __le32 reserved1; 2639b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek __le32 reserved2; 2640a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2641a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2642b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek#define MWL8K_USE_AUTO_RATE 0x0002 2643b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek#define MWL8K_UCAST_RATE 0 2644a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2645b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhekstatic int mwl8k_cmd_use_fixed_rate_sta(struct ieee80211_hw *hw) 2646a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2647b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek struct mwl8k_cmd_use_fixed_rate_sta *cmd; 2648a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2649a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2650a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2651a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2652a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2653a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2654a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_USE_FIXED_RATE); 2655a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2656b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek cmd->action = cpu_to_le32(MWL8K_USE_AUTO_RATE); 2657b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek cmd->rate_type = cpu_to_le32(MWL8K_UCAST_RATE); 2658a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2659a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2660a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2661a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2662a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2663a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2664a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 266555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek/* 2666088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek * CMD_USE_FIXED_RATE (AP version). 2667088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek */ 2668088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhekstruct mwl8k_cmd_use_fixed_rate_ap { 2669088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek struct mwl8k_cmd_pkt header; 2670088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek __le32 action; 2671088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek __le32 allow_rate_drop; 2672088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek __le32 num_rates; 2673088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek struct mwl8k_rate_entry_ap { 2674088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek __le32 is_ht_rate; 2675088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek __le32 enable_retry; 2676088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek __le32 rate; 2677088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek __le32 retry_count; 2678088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek } rate_entry[4]; 2679088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek u8 multicast_rate; 2680088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek u8 multicast_rate_type; 2681088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek u8 management_rate; 2682088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek} __attribute__((packed)); 2683088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek 2684088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhekstatic int 2685088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhekmwl8k_cmd_use_fixed_rate_ap(struct ieee80211_hw *hw, int mcast, int mgmt) 2686088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek{ 2687088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek struct mwl8k_cmd_use_fixed_rate_ap *cmd; 2688088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek int rc; 2689088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek 2690088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2691088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek if (cmd == NULL) 2692088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek return -ENOMEM; 2693088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek 2694088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_USE_FIXED_RATE); 2695088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2696088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek cmd->action = cpu_to_le32(MWL8K_USE_AUTO_RATE); 2697088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek cmd->multicast_rate = mcast; 2698088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek cmd->management_rate = mgmt; 2699088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek 2700088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2701088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek kfree(cmd); 2702088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek 2703088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek return rc; 2704088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek} 2705088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek 2706088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek/* 270755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_ENABLE_SNIFFER. 270855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek */ 270955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_enable_sniffer { 271055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_pkt header; 271155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le32 action; 271255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek} __attribute__((packed)); 271355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 271455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_enable_sniffer(struct ieee80211_hw *hw, bool enable) 271555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek{ 271655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_enable_sniffer *cmd; 271755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek int rc; 271855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 271955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 272055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (cmd == NULL) 272155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return -ENOMEM; 272255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 272355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_ENABLE_SNIFFER); 272455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 272555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->action = cpu_to_le32(!!enable); 272655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 272755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 272855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek kfree(cmd); 272955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 273055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return rc; 273155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek} 273255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 273355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek/* 273455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_SET_MAC_ADDR. 273555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek */ 273655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_set_mac_addr { 273755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_pkt header; 273855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek union { 273955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct { 274055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le16 mac_type; 274155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 mac_addr[ETH_ALEN]; 274255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek } mbss; 274355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 mac_addr[ETH_ALEN]; 274455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek }; 274555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek} __attribute__((packed)); 274655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 2747a9e00b151ec2121b7ae09d84a2b5a68b6461e98aLennert Buytenhek#define MWL8K_MAC_TYPE_PRIMARY_CLIENT 0 2748a9e00b151ec2121b7ae09d84a2b5a68b6461e98aLennert Buytenhek#define MWL8K_MAC_TYPE_PRIMARY_AP 2 2749a9e00b151ec2121b7ae09d84a2b5a68b6461e98aLennert Buytenhek 275055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_set_mac_addr(struct ieee80211_hw *hw, u8 *mac) 275155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek{ 275255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 275355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_set_mac_addr *cmd; 275455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek int rc; 275555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 275655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 275755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (cmd == NULL) 275855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return -ENOMEM; 275955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 276055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_MAC_ADDR); 276155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 276255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (priv->ap_fw) { 2763a9e00b151ec2121b7ae09d84a2b5a68b6461e98aLennert Buytenhek cmd->mbss.mac_type = cpu_to_le16(MWL8K_MAC_TYPE_PRIMARY_AP); 276455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek memcpy(cmd->mbss.mac_addr, mac, ETH_ALEN); 276555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek } else { 276655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek memcpy(cmd->mac_addr, mac, ETH_ALEN); 276755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek } 276855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 276955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 277055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek kfree(cmd); 277155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 277255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return rc; 277355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek} 277455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 277555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek/* 277655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_SET_RATEADAPT_MODE. 277755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek */ 277855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_set_rate_adapt_mode { 277955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_pkt header; 278055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le16 action; 278155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le16 mode; 278255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek} __attribute__((packed)); 278355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 278455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_set_rateadapt_mode(struct ieee80211_hw *hw, __u16 mode) 278555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek{ 278655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_set_rate_adapt_mode *cmd; 278755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek int rc; 278855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 278955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 279055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (cmd == NULL) 279155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return -ENOMEM; 279255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 279355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_RATEADAPT_MODE); 279455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 279555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 279655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->mode = cpu_to_le16(mode); 279755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 279855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 279955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek kfree(cmd); 280055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 280155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return rc; 280255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek} 280355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 280455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek/* 2805b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek * CMD_BSS_START. 2806b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek */ 2807b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhekstruct mwl8k_cmd_bss_start { 2808b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek struct mwl8k_cmd_pkt header; 2809b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek __le32 enable; 2810b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek} __attribute__((packed)); 2811b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2812b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhekstatic int mwl8k_cmd_bss_start(struct ieee80211_hw *hw, int enable) 2813b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek{ 2814b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek struct mwl8k_cmd_bss_start *cmd; 2815b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek int rc; 2816b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2817b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2818b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (cmd == NULL) 2819b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek return -ENOMEM; 2820b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2821b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_BSS_START); 2822b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2823b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek cmd->enable = cpu_to_le32(enable); 2824b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2825b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2826b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek kfree(cmd); 2827b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2828b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek return rc; 2829b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek} 2830b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2831b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek/* 28323f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek * CMD_SET_NEW_STN. 28333f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek */ 28343f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhekstruct mwl8k_cmd_set_new_stn { 28353f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek struct mwl8k_cmd_pkt header; 28363f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __le16 aid; 28373f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __u8 mac_addr[6]; 28383f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __le16 stn_id; 28393f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __le16 action; 28403f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __le16 rsvd; 28413f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __le32 legacy_rates; 28423f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __u8 ht_rates[4]; 28433f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __le16 cap_info; 28443f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __le16 ht_capabilities_info; 28453f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __u8 mac_ht_param_info; 28463f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __u8 rev; 28473f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __u8 control_channel; 28483f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __u8 add_channel; 28493f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __le16 op_mode; 28503f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __le16 stbc; 28513f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __u8 add_qos_info; 28523f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __u8 is_qos_sta; 28533f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __le32 fw_sta_ptr; 28543f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek} __attribute__((packed)); 28553f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 28563f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek#define MWL8K_STA_ACTION_ADD 0 28573f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek#define MWL8K_STA_ACTION_REMOVE 2 28583f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 28593f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhekstatic int mwl8k_cmd_set_new_stn_add(struct ieee80211_hw *hw, 28603f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek struct ieee80211_vif *vif, 28613f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek struct ieee80211_sta *sta) 28623f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek{ 28633f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek struct mwl8k_cmd_set_new_stn *cmd; 28648707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek u32 rates; 28653f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek int rc; 28663f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 28673f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 28683f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek if (cmd == NULL) 28693f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek return -ENOMEM; 28703f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 28713f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_NEW_STN); 28723f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 28733f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->aid = cpu_to_le16(sta->aid); 28743f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek memcpy(cmd->mac_addr, sta->addr, ETH_ALEN); 28753f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->stn_id = cpu_to_le16(sta->aid); 28763f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->action = cpu_to_le16(MWL8K_STA_ACTION_ADD); 28778707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek if (hw->conf.channel->band == IEEE80211_BAND_2GHZ) 28788707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek rates = sta->supp_rates[IEEE80211_BAND_2GHZ]; 28798707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek else 28808707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek rates = sta->supp_rates[IEEE80211_BAND_5GHZ] << 5; 28818707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek cmd->legacy_rates = cpu_to_le32(rates); 28823f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek if (sta->ht_cap.ht_supported) { 28833f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->ht_rates[0] = sta->ht_cap.mcs.rx_mask[0]; 28843f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->ht_rates[1] = sta->ht_cap.mcs.rx_mask[1]; 28853f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->ht_rates[2] = sta->ht_cap.mcs.rx_mask[2]; 28863f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->ht_rates[3] = sta->ht_cap.mcs.rx_mask[3]; 28873f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->ht_capabilities_info = cpu_to_le16(sta->ht_cap.cap); 28883f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->mac_ht_param_info = (sta->ht_cap.ampdu_factor & 3) | 28893f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek ((sta->ht_cap.ampdu_density & 7) << 2); 28903f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->is_qos_sta = 1; 28913f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek } 28923f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 28933f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 28943f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek kfree(cmd); 28953f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 28963f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek return rc; 28973f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek} 28983f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 2899b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhekstatic int mwl8k_cmd_set_new_stn_add_self(struct ieee80211_hw *hw, 2900b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek struct ieee80211_vif *vif) 2901b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek{ 2902b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek struct mwl8k_cmd_set_new_stn *cmd; 2903b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek int rc; 2904b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2905b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2906b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (cmd == NULL) 2907b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek return -ENOMEM; 2908b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2909b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_NEW_STN); 2910b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2911b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek memcpy(cmd->mac_addr, vif->addr, ETH_ALEN); 2912b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2913b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2914b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek kfree(cmd); 2915b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2916b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek return rc; 2917b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek} 2918b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 29193f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhekstatic int mwl8k_cmd_set_new_stn_del(struct ieee80211_hw *hw, 29203f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek struct ieee80211_vif *vif, u8 *addr) 29213f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek{ 29223f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek struct mwl8k_cmd_set_new_stn *cmd; 29233f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek int rc; 29243f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 29253f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 29263f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek if (cmd == NULL) 29273f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek return -ENOMEM; 29283f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 29293f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_NEW_STN); 29303f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 29313f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek memcpy(cmd->mac_addr, addr, ETH_ALEN); 29323f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->action = cpu_to_le16(MWL8K_STA_ACTION_REMOVE); 29333f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 29343f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 29353f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek kfree(cmd); 29363f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 29373f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek return rc; 29383f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek} 29393f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 29403f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek/* 294155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_UPDATE_STADB. 294255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek */ 294325d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhekstruct ewc_ht_info { 294425d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __le16 control1; 294525d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __le16 control2; 294625d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __le16 control3; 294725d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek} __attribute__((packed)); 294825d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek 294925d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhekstruct peer_capability_info { 295025d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek /* Peer type - AP vs. STA. */ 295125d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __u8 peer_type; 295225d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek 295325d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek /* Basic 802.11 capabilities from assoc resp. */ 295425d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __le16 basic_caps; 295525d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek 295625d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek /* Set if peer supports 802.11n high throughput (HT). */ 295725d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __u8 ht_support; 295825d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek 295925d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek /* Valid if HT is supported. */ 296025d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __le16 ht_caps; 296125d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __u8 extended_ht_caps; 296225d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek struct ewc_ht_info ewc_info; 296325d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek 296425d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek /* Legacy rate table. Intersection of our rates and peer rates. */ 296525d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __u8 legacy_rates[12]; 296625d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek 296725d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek /* HT rate table. Intersection of our rates and peer rates. */ 296825d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __u8 ht_rates[16]; 296925d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __u8 pad[16]; 297025d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek 297125d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek /* If set, interoperability mode, no proprietary extensions. */ 297225d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __u8 interop; 297325d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __u8 pad2; 297425d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __u8 station_id; 297525d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __le16 amsdu_enabled; 297625d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek} __attribute__((packed)); 297725d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek 297855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_update_stadb { 297955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_pkt header; 298055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 298155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek /* See STADB_ACTION_TYPE */ 298255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le32 action; 298355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 298455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek /* Peer MAC address */ 298555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 peer_addr[ETH_ALEN]; 298655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 298755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le32 reserved; 298855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 298955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek /* Peer info - valid during add/update. */ 299055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct peer_capability_info peer_info; 299155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek} __attribute__((packed)); 299255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 2993a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek#define MWL8K_STA_DB_MODIFY_ENTRY 1 2994a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek#define MWL8K_STA_DB_DEL_ENTRY 2 2995a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek 2996a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek/* Peer Entry flags - used to define the type of the peer node */ 2997a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek#define MWL8K_PEER_TYPE_ACCESSPOINT 2 2998a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek 2999a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhekstatic int mwl8k_cmd_update_stadb_add(struct ieee80211_hw *hw, 3000c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek struct ieee80211_vif *vif, 300113935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek struct ieee80211_sta *sta) 300255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek{ 300355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_update_stadb *cmd; 3004a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek struct peer_capability_info *p; 30058707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek u32 rates; 300655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek int rc; 300755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 300855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 300955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (cmd == NULL) 301055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return -ENOMEM; 301155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 301255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_UPDATE_STADB); 301355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 3014a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek cmd->action = cpu_to_le32(MWL8K_STA_DB_MODIFY_ENTRY); 301513935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek memcpy(cmd->peer_addr, sta->addr, ETH_ALEN); 301655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 3017a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek p = &cmd->peer_info; 3018a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek p->peer_type = MWL8K_PEER_TYPE_ACCESSPOINT; 3019a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek p->basic_caps = cpu_to_le16(vif->bss_conf.assoc_capability); 302013935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek p->ht_support = sta->ht_cap.ht_supported; 302113935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek p->ht_caps = sta->ht_cap.cap; 302213935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek p->extended_ht_caps = (sta->ht_cap.ampdu_factor & 3) | 302313935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek ((sta->ht_cap.ampdu_density & 7) << 2); 30248707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek if (hw->conf.channel->band == IEEE80211_BAND_2GHZ) 30258707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek rates = sta->supp_rates[IEEE80211_BAND_2GHZ]; 30268707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek else 30278707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek rates = sta->supp_rates[IEEE80211_BAND_5GHZ] << 5; 30288707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek legacy_rate_mask_to_array(p->legacy_rates, rates); 302913935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek memcpy(p->ht_rates, sta->ht_cap.mcs.rx_mask, 16); 3030a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek p->interop = 1; 3031a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek p->amsdu_enabled = 0; 3032a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek 3033a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 3034a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek kfree(cmd); 3035a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek 3036a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek return rc ? rc : p->station_id; 3037a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek} 3038a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek 3039a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhekstatic int mwl8k_cmd_update_stadb_del(struct ieee80211_hw *hw, 3040a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek struct ieee80211_vif *vif, u8 *addr) 3041a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek{ 3042a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek struct mwl8k_cmd_update_stadb *cmd; 3043a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek int rc; 3044a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek 3045a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 3046a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek if (cmd == NULL) 3047a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek return -ENOMEM; 3048a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek 3049a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_UPDATE_STADB); 3050a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 3051a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek cmd->action = cpu_to_le32(MWL8K_STA_DB_DEL_ENTRY); 3052bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek memcpy(cmd->peer_addr, addr, ETH_ALEN); 305355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 3054a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 305555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek kfree(cmd); 305655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 305755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return rc; 305855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek} 305955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 3060a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3061a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 3062a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Interrupt handling. 3063a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 3064a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic irqreturn_t mwl8k_interrupt(int irq, void *dev_id) 3065a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3066a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hw *hw = dev_id; 3067a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3068a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 status; 3069a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3070a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek status = ioread32(priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS); 3071a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!status) 3072a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return IRQ_NONE; 3073a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 30741e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek if (status & MWL8K_A2H_INT_TX_DONE) { 30751e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek status &= ~MWL8K_A2H_INT_TX_DONE; 30761e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek tasklet_schedule(&priv->poll_tx_task); 30771e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek } 30781e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek 3079a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_A2H_INT_RX_READY) { 308067e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek status &= ~MWL8K_A2H_INT_RX_READY; 308167e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek tasklet_schedule(&priv->poll_rx_task); 3082a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3083a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 308467e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek if (status) 308567e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek iowrite32(~status, priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS); 308667e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek 3087a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_A2H_INT_OPC_DONE) { 3088618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (priv->hostcmd_wait != NULL) 3089a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek complete(priv->hostcmd_wait); 3090a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3091a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3092a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_A2H_INT_QUEUE_EMPTY) { 3093618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (!mutex_is_locked(&priv->fw_mutex) && 309488de754ad59025eba797e7a8375807755577f450Lennert Buytenhek priv->radio_on && priv->pending_tx_pkts) 3095618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mwl8k_tx_start(priv); 3096a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3097a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3098a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return IRQ_HANDLED; 3099a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3100a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 31011e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhekstatic void mwl8k_tx_poll(unsigned long data) 31021e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek{ 31031e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek struct ieee80211_hw *hw = (struct ieee80211_hw *)data; 31041e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 31051e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek int limit; 31061e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek int i; 31071e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek 31081e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek limit = 32; 31091e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek 31101e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek spin_lock_bh(&priv->tx_lock); 31111e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek 31121e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 31131e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek limit -= mwl8k_txq_reclaim(hw, i, limit, 0); 31141e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek 31151e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek if (!priv->pending_tx_pkts && priv->tx_wait != NULL) { 31161e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek complete(priv->tx_wait); 31171e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek priv->tx_wait = NULL; 31181e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek } 31191e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek 31201e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek spin_unlock_bh(&priv->tx_lock); 31211e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek 31221e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek if (limit) { 31231e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek writel(~MWL8K_A2H_INT_TX_DONE, 31241e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS); 31251e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek } else { 31261e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek tasklet_schedule(&priv->poll_tx_task); 31271e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek } 31281e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek} 31291e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek 313067e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhekstatic void mwl8k_rx_poll(unsigned long data) 313167e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek{ 313267e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek struct ieee80211_hw *hw = (struct ieee80211_hw *)data; 313367e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 313467e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek int limit; 313567e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek 313667e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek limit = 32; 313767e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek limit -= rxq_process(hw, 0, limit); 313867e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek limit -= rxq_refill(hw, 0, limit); 313967e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek 314067e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek if (limit) { 314167e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek writel(~MWL8K_A2H_INT_RX_READY, 314267e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS); 314367e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek } else { 314467e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek tasklet_schedule(&priv->poll_rx_task); 314567e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek } 314667e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek} 314767e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek 3148a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3149a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 3150a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Core driver operations. 3151a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 3152a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_tx(struct ieee80211_hw *hw, struct sk_buff *skb) 3153a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3154a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3155a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int index = skb_get_queue_mapping(skb); 3156a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 3157a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 31589189c10087a738c764046fa27651d332594cd8e6Lennert Buytenhek if (!priv->radio_on) { 3159a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_DEBUG "%s: dropped TX frame since radio " 3160c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek "disabled\n", wiphy_name(hw->wiphy)); 3161a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dev_kfree_skb(skb); 3162a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return NETDEV_TX_OK; 3163a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3164a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3165a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_txq_xmit(hw, index, skb); 3166a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3167a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 3168a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3169a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3170a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_start(struct ieee80211_hw *hw) 3171a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3172a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3173a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 3174a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3175a0607fd3a25ba1848a63a0d925e36d914735ab47Joe Perches rc = request_irq(priv->pdev->irq, mwl8k_interrupt, 3176a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek IRQF_SHARED, MWL8K_NAME, hw); 3177a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3178a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to register IRQ handler\n", 3179c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 31802ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek return -EIO; 3181a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3182a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 318367e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek /* Enable TX reclaim and RX tasklets. */ 31841e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek tasklet_enable(&priv->poll_tx_task); 318567e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek tasklet_enable(&priv->poll_rx_task); 31862ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek 3187a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Enable interrupts */ 3188c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek iowrite32(MWL8K_A2H_EVENTS, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 3189a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 31902ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek rc = mwl8k_fw_lock(hw); 31912ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek if (!rc) { 319255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_radio_enable(hw); 3193a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 31945e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek if (!priv->ap_fw) { 31955e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek if (!rc) 319655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_enable_sniffer(hw, 0); 3197a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 31985e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek if (!rc) 31995e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek rc = mwl8k_cmd_set_pre_scan(hw); 32005e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek 32015e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek if (!rc) 32025e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek rc = mwl8k_cmd_set_post_scan(hw, 32035e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek "\x00\x00\x00\x00\x00\x00"); 32045e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek } 32052ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek 32062ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek if (!rc) 320755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_set_rateadapt_mode(hw, 0); 3208a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 32092ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek if (!rc) 321055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_set_wmm_mode(hw, 0); 3211a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 32122ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek mwl8k_fw_unlock(hw); 32132ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek } 32142ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek 32152ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek if (rc) { 32162ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 32172ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek free_irq(priv->pdev->irq, hw); 32181e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek tasklet_disable(&priv->poll_tx_task); 321967e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek tasklet_disable(&priv->poll_rx_task); 32202ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek } 3221a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3222a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 3223a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3224a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3225a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_stop(struct ieee80211_hw *hw) 3226a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3227a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3228a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 3229a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 323055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek mwl8k_cmd_radio_disable(hw); 3231a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3232a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_stop_queues(hw); 3233a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3234a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Disable interrupts */ 3235a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 3236a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek free_irq(priv->pdev->irq, hw); 3237a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3238a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Stop finalize join worker */ 3239a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cancel_work_sync(&priv->finalize_join_worker); 3240a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->beacon_skb != NULL) 3241a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dev_kfree_skb(priv->beacon_skb); 3242a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 324367e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek /* Stop TX reclaim and RX tasklets. */ 32441e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek tasklet_disable(&priv->poll_tx_task); 324567e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek tasklet_disable(&priv->poll_rx_task); 3246a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3247a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Return all skbs to mac80211 */ 3248a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 3249efb7c49a68cf206f35793d7799608e1d69a209f9Lennert Buytenhek mwl8k_txq_reclaim(hw, i, INT_MAX, 1); 3250a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3251a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3252a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_add_interface(struct ieee80211_hw *hw, 3253f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek struct ieee80211_vif *vif) 3254a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3255a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3256a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_vif *mwl8k_vif; 3257a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3258a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 3259a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * We only support one active interface at a time. 3260a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 3261f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek if (!list_empty(&priv->vif_list)) 3262a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -EBUSY; 3263a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3264a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 3265a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * Reject interface creation if sniffer mode is active, as 3266a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * STA operation is mutually exclusive with hardware sniffer 3267b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek * mode. (Sniffer mode is only used on STA firmware.) 3268a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek */ 3269a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (priv->sniffer_enabled) { 3270a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek printk(KERN_INFO "%s: unable to create STA " 3271a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek "interface due to sniffer mode being enabled\n", 3272a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek wiphy_name(hw->wiphy)); 3273a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return -EINVAL; 3274a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 3275a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3276c2c2b12a8b6cd23d4abbc086642647c656bf406cLennert Buytenhek /* Set the mac address. */ 3277c2c2b12a8b6cd23d4abbc086642647c656bf406cLennert Buytenhek mwl8k_cmd_set_mac_addr(hw, vif->addr); 3278c2c2b12a8b6cd23d4abbc086642647c656bf406cLennert Buytenhek 3279b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (priv->ap_fw) 3280b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek mwl8k_cmd_set_new_stn_add_self(hw, vif); 3281b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 3282f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek /* Setup driver private area. */ 32831ed32e4fc8cfc9656cc1101e7f9617d485fcbe7bJohannes Berg mwl8k_vif = MWL8K_VIF(vif); 3284a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memset(mwl8k_vif, 0, sizeof(*mwl8k_vif)); 3285f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek mwl8k_vif->vif = vif; 3286a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_vif->seqno = 0; 3287a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3288f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek list_add_tail(&mwl8k_vif->list, &priv->vif_list); 3289a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3290a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 3291a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3292a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3293a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_remove_interface(struct ieee80211_hw *hw, 32941ed32e4fc8cfc9656cc1101e7f9617d485fcbe7bJohannes Berg struct ieee80211_vif *vif) 3295a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3296a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3297f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek struct mwl8k_vif *mwl8k_vif = MWL8K_VIF(vif); 3298a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3299b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (priv->ap_fw) 3300b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek mwl8k_cmd_set_new_stn_del(hw, vif, vif->addr); 3301b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 330255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek mwl8k_cmd_set_mac_addr(hw, "\x00\x00\x00\x00\x00\x00"); 330332060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 3304f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek list_del(&mwl8k_vif->list); 3305a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3306a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3307ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhekstatic int mwl8k_config(struct ieee80211_hw *hw, u32 changed) 3308a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3309a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_conf *conf = &hw->conf; 3310a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3311ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek int rc; 3312a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 33137595d67a06466cc00e3aae1b86544278b57481eeLennert Buytenhek if (conf->flags & IEEE80211_CONF_IDLE) { 331455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek mwl8k_cmd_radio_disable(hw); 3315ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek return 0; 33167595d67a06466cc00e3aae1b86544278b57481eeLennert Buytenhek } 33177595d67a06466cc00e3aae1b86544278b57481eeLennert Buytenhek 3318ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek rc = mwl8k_fw_lock(hw); 3319ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek if (rc) 3320ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek return rc; 3321a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 332255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_radio_enable(hw); 3323ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek if (rc) 3324ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek goto out; 3325a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3326610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek rc = mwl8k_cmd_set_rf_channel(hw, conf); 3327ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek if (rc) 3328ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek goto out; 3329ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek 3330a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (conf->power_level > 18) 3331a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek conf->power_level = 18; 333255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_rf_tx_power(hw, conf->power_level); 3333ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek if (rc) 3334ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek goto out; 3335a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 333608b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek if (priv->ap_fw) { 333708b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek rc = mwl8k_cmd_rf_antenna(hw, MWL8K_RF_ANTENNA_RX, 0x7); 333808b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek if (!rc) 333908b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek rc = mwl8k_cmd_rf_antenna(hw, MWL8K_RF_ANTENNA_TX, 0x7); 334008b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek } else { 334108b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek rc = mwl8k_cmd_mimo_config(hw, 0x7, 0x7); 334208b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek } 3343a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3344ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhekout: 3345ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek mwl8k_fw_unlock(hw); 3346a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3347ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek return rc; 3348a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3349a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3350b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhekstatic void 3351b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhekmwl8k_bss_info_changed_sta(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 3352b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek struct ieee80211_bss_conf *info, u32 changed) 3353a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3354a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3355c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek u32 ap_legacy_rates; 335613935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek u8 ap_mcs_rates[16]; 33573a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek int rc; 33583a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek 3359c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek if (mwl8k_fw_lock(hw)) 33603a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek return; 3361a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3362c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek /* 3363c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek * No need to capture a beacon if we're no longer associated. 3364c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek */ 3365c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek if ((changed & BSS_CHANGED_ASSOC) && !vif->bss_conf.assoc) 3366c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek priv->capture_beacon = false; 33673a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek 3368c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek /* 336913935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek * Get the AP's legacy and MCS rates. 3370c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek */ 33717dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek if (vif->bss_conf.assoc) { 3372c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek struct ieee80211_sta *ap; 3373c97470dd253831e880c72ea5d022ed7f3aee45c3Lennert Buytenhek 3374c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek rcu_read_lock(); 3375c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek 3376c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek ap = ieee80211_find_sta(vif, vif->bss_conf.bssid); 3377c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek if (ap == NULL) { 3378c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek rcu_read_unlock(); 3379c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek goto out; 3380c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek } 3381c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek 33828707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek if (hw->conf.channel->band == IEEE80211_BAND_2GHZ) { 33838707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek ap_legacy_rates = ap->supp_rates[IEEE80211_BAND_2GHZ]; 33848707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek } else { 33858707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek ap_legacy_rates = 33868707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek ap->supp_rates[IEEE80211_BAND_5GHZ] << 5; 33878707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek } 338813935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek memcpy(ap_mcs_rates, ap->ht_cap.mcs.rx_mask, 16); 3389c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek 3390c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek rcu_read_unlock(); 3391c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek } 3392c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek 3393c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek if ((changed & BSS_CHANGED_ASSOC) && vif->bss_conf.assoc) { 339413935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek rc = mwl8k_cmd_set_rate(hw, vif, ap_legacy_rates, ap_mcs_rates); 33953a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 33963a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 3397a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3398b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek rc = mwl8k_cmd_use_fixed_rate_sta(hw); 33993a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 34003a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 3401c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek } 3402a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3403c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek if (changed & BSS_CHANGED_ERP_PREAMBLE) { 34047dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek rc = mwl8k_set_radio_preamble(hw, 34057dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek vif->bss_conf.use_short_preamble); 34063a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 34073a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 3408c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek } 3409a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3410c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek if (changed & BSS_CHANGED_ERP_SLOT) { 34117dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek rc = mwl8k_cmd_set_slot(hw, vif->bss_conf.use_short_slot); 34123a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 34133a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 3414c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek } 3415a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3416c97470dd253831e880c72ea5d022ed7f3aee45c3Lennert Buytenhek if (vif->bss_conf.assoc && 3417c97470dd253831e880c72ea5d022ed7f3aee45c3Lennert Buytenhek (changed & (BSS_CHANGED_ASSOC | BSS_CHANGED_ERP_CTS_PROT | 3418c97470dd253831e880c72ea5d022ed7f3aee45c3Lennert Buytenhek BSS_CHANGED_HT))) { 3419c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek rc = mwl8k_cmd_set_aid(hw, vif, ap_legacy_rates); 34203a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 34213a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 3422c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek } 3423a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3424c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek if (vif->bss_conf.assoc && 3425c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek (changed & (BSS_CHANGED_ASSOC | BSS_CHANGED_BEACON_INT))) { 3426a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 3427a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Finalize the join. Tell rx handler to process 3428a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * next beacon from our BSSID. 3429a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 34300a11dfc36604d9b24deda17461b7ea69851846aaLennert Buytenhek memcpy(priv->capture_bssid, vif->bss_conf.bssid, ETH_ALEN); 3431a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->capture_beacon = true; 3432a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3433a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 34343a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhekout: 34353a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek mwl8k_fw_unlock(hw); 3436a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3437a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3438b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhekstatic void 3439b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhekmwl8k_bss_info_changed_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 3440b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek struct ieee80211_bss_conf *info, u32 changed) 3441b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek{ 3442b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek int rc; 3443b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 3444b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (mwl8k_fw_lock(hw)) 3445b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek return; 3446b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 3447b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (changed & BSS_CHANGED_ERP_PREAMBLE) { 3448b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek rc = mwl8k_set_radio_preamble(hw, 3449b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek vif->bss_conf.use_short_preamble); 3450b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (rc) 3451b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek goto out; 3452b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek } 3453b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 3454b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (changed & BSS_CHANGED_BASIC_RATES) { 3455b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek int idx; 3456b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek int rate; 3457b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 3458b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek /* 3459b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek * Use lowest supported basic rate for multicasts 3460b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek * and management frames (such as probe responses -- 3461b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek * beacons will always go out at 1 Mb/s). 3462b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek */ 3463b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek idx = ffs(vif->bss_conf.basic_rates); 34648707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek if (idx) 34658707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek idx--; 34668707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek 34678707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek if (hw->conf.channel->band == IEEE80211_BAND_2GHZ) 34688707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek rate = mwl8k_rates_24[idx].hw_value; 34698707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek else 34708707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek rate = mwl8k_rates_50[idx].hw_value; 3471b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 3472b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek mwl8k_cmd_use_fixed_rate_ap(hw, rate, rate); 3473b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek } 3474b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 3475b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (changed & (BSS_CHANGED_BEACON_INT | BSS_CHANGED_BEACON)) { 3476b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek struct sk_buff *skb; 3477b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 3478b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek skb = ieee80211_beacon_get(hw, vif); 3479b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (skb != NULL) { 3480b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek mwl8k_cmd_set_beacon(hw, skb->data, skb->len); 3481b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek kfree_skb(skb); 3482b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek } 3483b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek } 3484b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 3485b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (changed & BSS_CHANGED_BEACON_ENABLED) 3486b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek mwl8k_cmd_bss_start(hw, info->enable_beacon); 3487b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 3488b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhekout: 3489b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek mwl8k_fw_unlock(hw); 3490b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek} 3491b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 3492b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhekstatic void 3493b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhekmwl8k_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 3494b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek struct ieee80211_bss_conf *info, u32 changed) 3495b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek{ 3496b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3497b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 3498b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (!priv->ap_fw) 3499b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek mwl8k_bss_info_changed_sta(hw, vif, info, changed); 3500b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek else 3501b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek mwl8k_bss_info_changed_ap(hw, vif, info, changed); 3502b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek} 3503b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 3504e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhekstatic u64 mwl8k_prepare_multicast(struct ieee80211_hw *hw, 3505e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek int mc_count, struct dev_addr_list *mclist) 3506e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek{ 3507e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek struct mwl8k_cmd_pkt *cmd; 3508e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 3509447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek /* 3510447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * Synthesize and return a command packet that programs the 3511447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * hardware multicast address filter. At this point we don't 3512447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * know whether FIF_ALLMULTI is being requested, but if it is, 3513447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * we'll end up throwing this packet away and creating a new 3514447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * one in mwl8k_configure_filter(). 3515447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek */ 3516447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek cmd = __mwl8k_cmd_mac_multicast_adr(hw, 0, mc_count, mclist); 3517e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 3518e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek return (unsigned long)cmd; 3519e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek} 3520e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 3521a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhekstatic int 3522a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhekmwl8k_configure_filter_sniffer(struct ieee80211_hw *hw, 3523a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek unsigned int changed_flags, 3524a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek unsigned int *total_flags) 3525a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek{ 3526a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3527a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3528a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek /* 3529a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * Hardware sniffer mode is mutually exclusive with STA 3530a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * operation, so refuse to enable sniffer mode if a STA 3531a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * interface is active. 3532a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek */ 3533f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek if (!list_empty(&priv->vif_list)) { 3534a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (net_ratelimit()) 3535a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek printk(KERN_INFO "%s: not enabling sniffer " 3536a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek "mode because STA interface is active\n", 3537a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek wiphy_name(hw->wiphy)); 3538a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return 0; 3539a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 3540a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3541a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (!priv->sniffer_enabled) { 354255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (mwl8k_cmd_enable_sniffer(hw, 1)) 3543a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return 0; 3544a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek priv->sniffer_enabled = true; 3545a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 3546a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3547a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek *total_flags &= FIF_PROMISC_IN_BSS | FIF_ALLMULTI | 3548a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek FIF_BCN_PRBRESP_PROMISC | FIF_CONTROL | 3549a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek FIF_OTHER_BSS; 3550a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3551a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return 1; 3552a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek} 3553a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3554f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhekstatic struct mwl8k_vif *mwl8k_first_vif(struct mwl8k_priv *priv) 3555f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek{ 3556f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek if (!list_empty(&priv->vif_list)) 3557f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek return list_entry(priv->vif_list.next, struct mwl8k_vif, list); 3558f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek 3559f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek return NULL; 3560f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek} 3561f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek 3562e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhekstatic void mwl8k_configure_filter(struct ieee80211_hw *hw, 3563e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek unsigned int changed_flags, 3564e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek unsigned int *total_flags, 3565e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek u64 multicast) 3566e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek{ 3567e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3568a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek struct mwl8k_cmd_pkt *cmd = (void *)(unsigned long)multicast; 3569a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3570a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek /* 3571c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek * AP firmware doesn't allow fine-grained control over 3572c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek * the receive filter. 3573c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek */ 3574c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek if (priv->ap_fw) { 3575c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek *total_flags &= FIF_ALLMULTI | FIF_BCN_PRBRESP_PROMISC; 3576c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek kfree(cmd); 3577c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek return; 3578c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek } 3579c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek 3580c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek /* 3581a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * Enable hardware sniffer mode if FIF_CONTROL or 3582a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * FIF_OTHER_BSS is requested. 3583a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek */ 3584a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (*total_flags & (FIF_CONTROL | FIF_OTHER_BSS) && 3585a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek mwl8k_configure_filter_sniffer(hw, changed_flags, total_flags)) { 3586a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek kfree(cmd); 3587a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return; 3588a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 3589a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3590e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek /* Clear unsupported feature flags */ 3591447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek *total_flags &= FIF_ALLMULTI | FIF_BCN_PRBRESP_PROMISC; 3592a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 359390852f7aed0f90d443efd7e0f9b82d8ac8186848Lennert Buytenhek if (mwl8k_fw_lock(hw)) { 359490852f7aed0f90d443efd7e0f9b82d8ac8186848Lennert Buytenhek kfree(cmd); 3595e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek return; 359690852f7aed0f90d443efd7e0f9b82d8ac8186848Lennert Buytenhek } 3597a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3598a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (priv->sniffer_enabled) { 359955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek mwl8k_cmd_enable_sniffer(hw, 0); 3600a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek priv->sniffer_enabled = false; 3601a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 3602a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3603e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek if (changed_flags & FIF_BCN_PRBRESP_PROMISC) { 360477165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek if (*total_flags & FIF_BCN_PRBRESP_PROMISC) { 360577165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek /* 360677165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * Disable the BSS filter. 360777165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek */ 3608e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek mwl8k_cmd_set_pre_scan(hw); 360977165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek } else { 3610f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek struct mwl8k_vif *mwl8k_vif; 36110a11dfc36604d9b24deda17461b7ea69851846aaLennert Buytenhek const u8 *bssid; 3612a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek 361377165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek /* 361477165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * Enable the BSS filter. 361577165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * 361677165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * If there is an active STA interface, use that 361777165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * interface's BSSID, otherwise use a dummy one 361877165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * (where the OUI part needs to be nonzero for 361977165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * the BSSID to be accepted by POST_SCAN). 362077165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek */ 3621f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek mwl8k_vif = mwl8k_first_vif(priv); 3622f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek if (mwl8k_vif != NULL) 3623f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek bssid = mwl8k_vif->vif->bss_conf.bssid; 3624f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek else 3625f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek bssid = "\x01\x00\x00\x00\x00\x00"; 3626a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek 3627e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek mwl8k_cmd_set_post_scan(hw, bssid); 3628a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3629a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3630a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3631447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek /* 3632447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * If FIF_ALLMULTI is being requested, throw away the command 3633447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * packet that ->prepare_multicast() built and replace it with 3634447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * a command packet that enables reception of all multicast 3635447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * packets. 3636447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek */ 3637447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek if (*total_flags & FIF_ALLMULTI) { 3638447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek kfree(cmd); 3639447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek cmd = __mwl8k_cmd_mac_multicast_adr(hw, 1, 0, NULL); 3640447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek } 3641447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek 3642447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek if (cmd != NULL) { 3643447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek mwl8k_post_cmd(hw, cmd); 3644447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek kfree(cmd); 3645e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek } 3646a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3647e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek mwl8k_fw_unlock(hw); 3648a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3649a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3650a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_set_rts_threshold(struct ieee80211_hw *hw, u32 value) 3651a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3652c2c2b12a8b6cd23d4abbc086642647c656bf406cLennert Buytenhek return mwl8k_cmd_set_rts_threshold(hw, value); 3653a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3654a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3655bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhekstruct mwl8k_sta_notify_item 3656bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek{ 3657bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek struct list_head list; 3658bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek struct ieee80211_vif *vif; 3659bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek enum sta_notify_cmd cmd; 366013935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek struct ieee80211_sta sta; 3661bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek}; 3662bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 36633f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhekstatic void 36643f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhekmwl8k_do_sta_notify(struct ieee80211_hw *hw, struct mwl8k_sta_notify_item *s) 36653f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek{ 36663f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 36673f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 36683f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek /* 36693f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek * STA firmware uses UPDATE_STADB, AP firmware uses SET_NEW_STN. 36703f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek */ 36713f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek if (!priv->ap_fw && s->cmd == STA_NOTIFY_ADD) { 36723f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek int rc; 36733f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 36743f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek rc = mwl8k_cmd_update_stadb_add(hw, s->vif, &s->sta); 36753f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek if (rc >= 0) { 36763f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek struct ieee80211_sta *sta; 36773f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 36783f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek rcu_read_lock(); 36793f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek sta = ieee80211_find_sta(s->vif, s->sta.addr); 36803f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek if (sta != NULL) 36813f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek MWL8K_STA(sta)->peer_id = rc; 36823f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek rcu_read_unlock(); 36833f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek } 36843f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek } else if (!priv->ap_fw && s->cmd == STA_NOTIFY_REMOVE) { 36853f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek mwl8k_cmd_update_stadb_del(hw, s->vif, s->sta.addr); 36863f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek } else if (priv->ap_fw && s->cmd == STA_NOTIFY_ADD) { 36873f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek mwl8k_cmd_set_new_stn_add(hw, s->vif, &s->sta); 36883f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek } else if (priv->ap_fw && s->cmd == STA_NOTIFY_REMOVE) { 36893f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek mwl8k_cmd_set_new_stn_del(hw, s->vif, s->sta.addr); 36903f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek } 36913f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek} 36923f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 3693bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhekstatic void mwl8k_sta_notify_worker(struct work_struct *work) 3694bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek{ 3695bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek struct mwl8k_priv *priv = 3696bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek container_of(work, struct mwl8k_priv, sta_notify_worker); 3697a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek struct ieee80211_hw *hw = priv->hw; 3698bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 3699bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek spin_lock_bh(&priv->sta_notify_list_lock); 3700bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek while (!list_empty(&priv->sta_notify_list)) { 3701bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek struct mwl8k_sta_notify_item *s; 3702bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 3703bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek s = list_entry(priv->sta_notify_list.next, 3704bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek struct mwl8k_sta_notify_item, list); 3705bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek list_del(&s->list); 3706bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 3707bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek spin_unlock_bh(&priv->sta_notify_list_lock); 3708bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 37093f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek mwl8k_do_sta_notify(hw, s); 3710bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek kfree(s); 3711bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 3712bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek spin_lock_bh(&priv->sta_notify_list_lock); 3713bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek } 3714bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek spin_unlock_bh(&priv->sta_notify_list_lock); 3715bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek} 3716bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 3717bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhekstatic void 3718bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhekmwl8k_sta_notify(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 3719bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek enum sta_notify_cmd cmd, struct ieee80211_sta *sta) 3720bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek{ 3721bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3722bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek struct mwl8k_sta_notify_item *s; 3723bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 3724bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek if (cmd != STA_NOTIFY_ADD && cmd != STA_NOTIFY_REMOVE) 3725bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek return; 3726bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 3727bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek s = kmalloc(sizeof(*s), GFP_ATOMIC); 3728bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek if (s != NULL) { 3729bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek s->vif = vif; 3730bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek s->cmd = cmd; 373113935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek s->sta = *sta; 3732bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 3733bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek spin_lock(&priv->sta_notify_list_lock); 3734bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek list_add_tail(&s->list, &priv->sta_notify_list); 3735bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek spin_unlock(&priv->sta_notify_list_lock); 3736bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 3737bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek ieee80211_queue_work(hw, &priv->sta_notify_worker); 3738bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek } 3739bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek} 3740bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 3741a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_conf_tx(struct ieee80211_hw *hw, u16 queue, 3742a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek const struct ieee80211_tx_queue_params *params) 3743a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 37443e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3745a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 3746a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 37473e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek rc = mwl8k_fw_lock(hw); 37483e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek if (!rc) { 37493e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek if (!priv->wmm_enabled) 375055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_set_wmm_mode(hw, 1); 3751a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 37523e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek if (!rc) 375355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_set_edca_params(hw, queue, 375455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek params->cw_min, 375555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek params->cw_max, 375655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek params->aifs, 375755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek params->txop); 37583e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek 37593e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek mwl8k_fw_unlock(hw); 3760a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 37613e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek 3762a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 3763a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3764a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3765a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_get_tx_stats(struct ieee80211_hw *hw, 3766a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_tx_queue_stats *stats) 3767a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3768a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3769a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq; 3770a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int index; 3771a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3772a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_lock_bh(&priv->tx_lock); 3773a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (index = 0; index < MWL8K_TX_QUEUES; index++) { 3774a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek txq = priv->txq + index; 377545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memcpy(&stats[index], &txq->stats, 3776a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek sizeof(struct ieee80211_tx_queue_stats)); 3777a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3778a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_unlock_bh(&priv->tx_lock); 3779a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3780954ef509cc7d795ccd69fa2e01539297e9a003a0Lennert Buytenhek return 0; 3781a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3782a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3783a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_get_stats(struct ieee80211_hw *hw, 3784a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_low_level_stats *stats) 3785a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 378655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return mwl8k_cmd_get_stat(hw, stats); 3787a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3788a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3789a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhekstatic int 3790a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhekmwl8k_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 3791a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek enum ieee80211_ampdu_mlme_action action, 3792a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek struct ieee80211_sta *sta, u16 tid, u16 *ssn) 3793a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek{ 3794a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek switch (action) { 3795a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek case IEEE80211_AMPDU_RX_START: 3796a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek case IEEE80211_AMPDU_RX_STOP: 3797a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek if (!(hw->flags & IEEE80211_HW_AMPDU_AGGREGATION)) 3798a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek return -ENOTSUPP; 3799a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek return 0; 3800a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek default: 3801a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek return -ENOTSUPP; 3802a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek } 3803a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek} 3804a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek 3805a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic const struct ieee80211_ops mwl8k_ops = { 3806a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .tx = mwl8k_tx, 3807a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .start = mwl8k_start, 3808a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .stop = mwl8k_stop, 3809a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .add_interface = mwl8k_add_interface, 3810a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .remove_interface = mwl8k_remove_interface, 3811a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .config = mwl8k_config, 3812a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .bss_info_changed = mwl8k_bss_info_changed, 38133ac64beecd27400d12cc7afb4108eef26c499f6aJohannes Berg .prepare_multicast = mwl8k_prepare_multicast, 3814a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .configure_filter = mwl8k_configure_filter, 3815a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .set_rts_threshold = mwl8k_set_rts_threshold, 3816bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek .sta_notify = mwl8k_sta_notify, 3817a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .conf_tx = mwl8k_conf_tx, 3818a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .get_tx_stats = mwl8k_get_tx_stats, 3819a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .get_stats = mwl8k_get_stats, 3820a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek .ampdu_action = mwl8k_ampdu_action, 3821a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 3822a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3823a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_finalize_join_worker(struct work_struct *work) 3824a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3825a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = 3826a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek container_of(work, struct mwl8k_priv, finalize_join_worker); 3827a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *skb = priv->beacon_skb; 3828f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek struct mwl8k_vif *mwl8k_vif; 3829a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3830f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek mwl8k_vif = mwl8k_first_vif(priv); 3831f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek if (mwl8k_vif != NULL) 3832f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek mwl8k_cmd_finalize_join(priv->hw, skb->data, skb->len, 3833f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek mwl8k_vif->vif->bss_conf.dtim_period); 3834a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3835f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek dev_kfree_skb(skb); 3836a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->beacon_skb = NULL; 3837a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3838a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3839bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linvilleenum { 38409e1b17ead81e72d3db37b4cf15cde1f613603822Lennert Buytenhek MWL8363 = 0, 38419e1b17ead81e72d3db37b4cf15cde1f613603822Lennert Buytenhek MWL8687, 3842bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville MWL8366, 38436f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek}; 38446f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 3845bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linvillestatic struct mwl8k_device_info mwl8k_info_tbl[] __devinitdata = { 38469e1b17ead81e72d3db37b4cf15cde1f613603822Lennert Buytenhek [MWL8363] = { 38479e1b17ead81e72d3db37b4cf15cde1f613603822Lennert Buytenhek .part_name = "88w8363", 38489e1b17ead81e72d3db37b4cf15cde1f613603822Lennert Buytenhek .helper_image = "mwl8k/helper_8363.fw", 38499e1b17ead81e72d3db37b4cf15cde1f613603822Lennert Buytenhek .fw_image = "mwl8k/fmimage_8363.fw", 38509e1b17ead81e72d3db37b4cf15cde1f613603822Lennert Buytenhek }, 385149eb691c8f48a29adfdfbdeb82433f1f8cb6524dLennert Buytenhek [MWL8687] = { 3852bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .part_name = "88w8687", 3853bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .helper_image = "mwl8k/helper_8687.fw", 3854bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .fw_image = "mwl8k/fmimage_8687.fw", 3855bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville }, 385649eb691c8f48a29adfdfbdeb82433f1f8cb6524dLennert Buytenhek [MWL8366] = { 3857bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .part_name = "88w8366", 3858bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .helper_image = "mwl8k/helper_8366.fw", 3859bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .fw_image = "mwl8k/fmimage_8366.fw", 386089a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .ap_rxd_ops = &rxd_8366_ap_ops, 3861bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville }, 386245a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek}; 386345a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek 3864c92d4edecf489dbcbb2e5dd3c513790e57e2ea0eLennert BuytenhekMODULE_FIRMWARE("mwl8k/helper_8363.fw"); 3865c92d4edecf489dbcbb2e5dd3c513790e57e2ea0eLennert BuytenhekMODULE_FIRMWARE("mwl8k/fmimage_8363.fw"); 3866c92d4edecf489dbcbb2e5dd3c513790e57e2ea0eLennert BuytenhekMODULE_FIRMWARE("mwl8k/helper_8687.fw"); 3867c92d4edecf489dbcbb2e5dd3c513790e57e2ea0eLennert BuytenhekMODULE_FIRMWARE("mwl8k/fmimage_8687.fw"); 3868c92d4edecf489dbcbb2e5dd3c513790e57e2ea0eLennert BuytenhekMODULE_FIRMWARE("mwl8k/helper_8366.fw"); 3869c92d4edecf489dbcbb2e5dd3c513790e57e2ea0eLennert BuytenhekMODULE_FIRMWARE("mwl8k/fmimage_8366.fw"); 3870c92d4edecf489dbcbb2e5dd3c513790e57e2ea0eLennert Buytenhek 387145a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhekstatic DEFINE_PCI_DEVICE_TABLE(mwl8k_pci_id_table) = { 38729e1b17ead81e72d3db37b4cf15cde1f613603822Lennert Buytenhek { PCI_VDEVICE(MARVELL, 0x2a0c), .driver_data = MWL8363, }, 38739e1b17ead81e72d3db37b4cf15cde1f613603822Lennert Buytenhek { PCI_VDEVICE(MARVELL, 0x2a24), .driver_data = MWL8363, }, 3874bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville { PCI_VDEVICE(MARVELL, 0x2a2b), .driver_data = MWL8687, }, 3875bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville { PCI_VDEVICE(MARVELL, 0x2a30), .driver_data = MWL8687, }, 3876bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville { PCI_VDEVICE(MARVELL, 0x2a40), .driver_data = MWL8366, }, 3877ca66527c60385dcec878ebd90749d1fdc43bc870Lennert Buytenhek { PCI_VDEVICE(MARVELL, 0x2a43), .driver_data = MWL8366, }, 3878bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville { }, 387945a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek}; 388045a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert BuytenhekMODULE_DEVICE_TABLE(pci, mwl8k_pci_id_table); 388145a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek 3882a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int __devinit mwl8k_probe(struct pci_dev *pdev, 3883a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek const struct pci_device_id *id) 3884a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 38852aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek static int printed_version = 0; 3886a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hw *hw; 3887a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv; 3888a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 3889a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 38902aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek 38912aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek if (!printed_version) { 38922aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek printk(KERN_INFO "%s version %s\n", MWL8K_DESC, MWL8K_VERSION); 38932aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek printed_version = 1; 38942aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek } 3895a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3896be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3897a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = pci_enable_device(pdev); 3898a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3899a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: Cannot enable new PCI device\n", 3900a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_NAME); 3901a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 3902a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3903a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3904a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = pci_request_regions(pdev, MWL8K_NAME); 3905a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3906a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: Cannot obtain PCI resources\n", 3907a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_NAME); 39083db95e50c8813d8ed04a1ec7cd7b77dba7c81c80Lennert Buytenhek goto err_disable_device; 3909a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3910a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3911a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_set_master(pdev); 3912a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3913be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3914a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw = ieee80211_alloc_hw(sizeof(*priv), &mwl8k_ops); 3915a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (hw == NULL) { 3916a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: ieee80211 alloc failed\n", MWL8K_NAME); 3917a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -ENOMEM; 3918a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_free_reg; 3919a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3920a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3921be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek SET_IEEE80211_DEV(hw, &pdev->dev); 3922be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek pci_set_drvdata(pdev, hw); 3923be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3924a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv = hw->priv; 3925a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->hw = hw; 3926a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->pdev = pdev; 3927bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville priv->device_info = &mwl8k_info_tbl[id->driver_data]; 3928a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3929a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 39305b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek priv->sram = pci_iomap(pdev, 0, 0x10000); 39315b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek if (priv->sram == NULL) { 39325b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek printk(KERN_ERR "%s: Cannot map device SRAM\n", 3933c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 3934a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_iounmap; 3935a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3936a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 39375b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek /* 39385b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek * If BAR0 is a 32 bit BAR, the register BAR will be BAR1. 39395b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek * If BAR0 is a 64 bit BAR, the register BAR will be BAR2. 39405b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek */ 39415b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek priv->regs = pci_iomap(pdev, 1, 0x10000); 39425b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek if (priv->regs == NULL) { 39435b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek priv->regs = pci_iomap(pdev, 2, 0x10000); 39445b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek if (priv->regs == NULL) { 39455b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek printk(KERN_ERR "%s: Cannot map device registers\n", 39465b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek wiphy_name(hw->wiphy)); 39475b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek goto err_iounmap; 39485b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek } 39495b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek } 39505b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek 3951be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3952be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek /* Reset firmware and hardware */ 3953be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek mwl8k_hw_reset(priv); 3954be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3955be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek /* Ask userland hotplug daemon for the device firmware */ 3956be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek rc = mwl8k_request_firmware(priv); 3957be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek if (rc) { 3958be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek printk(KERN_ERR "%s: Firmware files not found\n", 3959be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek wiphy_name(hw->wiphy)); 3960be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek goto err_stop_firmware; 3961be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek } 3962be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3963be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek /* Load firmware into hardware */ 3964be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek rc = mwl8k_load_firmware(hw); 3965be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek if (rc) { 3966be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek printk(KERN_ERR "%s: Cannot start firmware\n", 3967be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek wiphy_name(hw->wiphy)); 3968be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek goto err_stop_firmware; 3969be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek } 3970be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3971be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek /* Reclaim memory once firmware is successfully loaded */ 3972be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek mwl8k_release_firmware(priv); 3973be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3974be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 397591942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek if (priv->ap_fw) { 397689a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek priv->rxd_ops = priv->device_info->ap_rxd_ops; 397791942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek if (priv->rxd_ops == NULL) { 397891942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek printk(KERN_ERR "%s: Driver does not have AP " 397991942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek "firmware image support for this hardware\n", 398091942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek wiphy_name(hw->wiphy)); 398191942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek goto err_stop_firmware; 398291942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek } 398391942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek } else { 398489a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek priv->rxd_ops = &rxd_sta_ops; 398591942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek } 3986be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3987be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek priv->sniffer_enabled = false; 3988be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek priv->wmm_enabled = false; 3989be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek priv->pending_tx_pkts = 0; 3990be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3991be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3992a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 3993a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Extra headroom is the size of the required DMA header 3994a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * minus the size of the smallest 802.11 frame (CTS frame). 3995a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 3996a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw->extra_tx_headroom = 3997a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek sizeof(struct mwl8k_dma_data) - sizeof(struct ieee80211_cts); 3998a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3999a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw->channel_change_time = 10; 4000a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4001a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw->queues = MWL8K_TX_QUEUES; 4002a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4003a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set rssi and noise values to dBm */ 4004ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek hw->flags |= IEEE80211_HW_SIGNAL_DBM | IEEE80211_HW_NOISE_DBM; 4005a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw->vif_data_size = sizeof(struct mwl8k_vif); 4006a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek hw->sta_data_size = sizeof(struct mwl8k_sta); 4007f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek 4008f5bb87cfba5ae9dd3724b846ac2fa7e033425c1cLennert Buytenhek INIT_LIST_HEAD(&priv->vif_list); 4009a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4010a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set default radio state and preamble */ 4011c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek priv->radio_on = 0; 401268ce38845c23443b15e374fb7362916c1231278eLennert Buytenhek priv->radio_short_preamble = 0; 4013a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4014bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek /* Station database handling */ 4015bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek INIT_WORK(&priv->sta_notify_worker, mwl8k_sta_notify_worker); 4016bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek spin_lock_init(&priv->sta_notify_list_lock); 4017bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek INIT_LIST_HEAD(&priv->sta_notify_list); 4018bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 4019a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Finalize join worker */ 4020a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek INIT_WORK(&priv->finalize_join_worker, mwl8k_finalize_join_worker); 4021a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 402267e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek /* TX reclaim and RX tasklets. */ 40231e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek tasklet_init(&priv->poll_tx_task, mwl8k_tx_poll, (unsigned long)hw); 40241e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek tasklet_disable(&priv->poll_tx_task); 402567e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek tasklet_init(&priv->poll_rx_task, mwl8k_rx_poll, (unsigned long)hw); 402667e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek tasklet_disable(&priv->poll_rx_task); 4027a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4028a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Power management cookie */ 4029a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->cookie = pci_alloc_consistent(priv->pdev, 4, &priv->cookie_dma); 4030a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->cookie == NULL) 4031be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek goto err_stop_firmware; 4032a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4033a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_rxq_init(hw, 0); 4034a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 4035be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek goto err_free_cookie; 4036a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rxq_refill(hw, 0, INT_MAX); 4037a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4038618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mutex_init(&priv->fw_mutex); 4039618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_owner = NULL; 4040618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_depth = 0; 4041618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->hostcmd_wait = NULL; 4042618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 4043a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_lock_init(&priv->tx_lock); 4044a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 404588de754ad59025eba797e7a8375807755577f450Lennert Buytenhek priv->tx_wait = NULL; 404688de754ad59025eba797e7a8375807755577f450Lennert Buytenhek 4047a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) { 4048a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_txq_init(hw, i); 4049a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 4050a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_free_queues; 4051a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 4052a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4053a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS); 4054c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 405567e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek iowrite32(MWL8K_A2H_INT_TX_DONE | MWL8K_A2H_INT_RX_READY, 40561e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek priv->regs + MWL8K_HIU_A2H_INTERRUPT_CLEAR_SEL); 4057a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0xffffffff, priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS_MASK); 4058a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4059a0607fd3a25ba1848a63a0d925e36d914735ab47Joe Perches rc = request_irq(priv->pdev->irq, mwl8k_interrupt, 4060a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek IRQF_SHARED, MWL8K_NAME, hw); 4061a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 4062a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to register IRQ handler\n", 4063c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 4064a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_free_queues; 4065a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 4066a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4067a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 4068a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Temporarily enable interrupts. Initial firmware host 4069c2c2b12a8b6cd23d4abbc086642647c656bf406cLennert Buytenhek * commands use interrupts and avoid polling. Disable 4070a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * interrupts when done. 4071a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 4072c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek iowrite32(MWL8K_A2H_EVENTS, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 4073a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4074a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Get config data, mac addrs etc */ 407542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek if (priv->ap_fw) { 407642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek rc = mwl8k_cmd_get_hw_spec_ap(hw); 407742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek if (!rc) 407842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek rc = mwl8k_cmd_set_hw_spec(hw); 4079b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 4080b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_AP); 408142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek } else { 408242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek rc = mwl8k_cmd_get_hw_spec_sta(hw); 408389a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek 408489a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION); 408542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek } 4086a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 4087c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Cannot initialise firmware\n", 4088c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 4089be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek goto err_free_irq; 4090a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 4091a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4092a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Turn radio off */ 409355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_radio_disable(hw); 4094a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 4095c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Cannot disable\n", wiphy_name(hw->wiphy)); 4096be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek goto err_free_irq; 4097a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 4098a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 409932060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek /* Clear MAC address */ 410055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_set_mac_addr(hw, "\x00\x00\x00\x00\x00\x00"); 410132060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek if (rc) { 410232060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek printk(KERN_ERR "%s: Cannot clear MAC address\n", 410332060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek wiphy_name(hw->wiphy)); 4104be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek goto err_free_irq; 410532060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek } 410632060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 4107a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Disable interrupts */ 4108a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 4109a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek free_irq(priv->pdev->irq, hw); 4110a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4111a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = ieee80211_register_hw(hw); 4112a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 4113c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Cannot register device\n", 4114c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 4115153458ff7ed5949cd5b07a2355a34aad9891ad98Lennert Buytenhek goto err_free_queues; 4116a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 4117a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4118eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek printk(KERN_INFO "%s: %s v%d, %pM, %s firmware %u.%u.%u.%u\n", 4119a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek wiphy_name(hw->wiphy), priv->device_info->part_name, 412045a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek priv->hw_rev, hw->wiphy->perm_addr, 4121eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek priv->ap_fw ? "AP" : "STA", 41222aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek (priv->fw_rev >> 24) & 0xff, (priv->fw_rev >> 16) & 0xff, 41232aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek (priv->fw_rev >> 8) & 0xff, priv->fw_rev & 0xff); 4124a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4125a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 4126a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4127a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekerr_free_irq: 4128a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 4129a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek free_irq(priv->pdev->irq, hw); 4130a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4131a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekerr_free_queues: 4132a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 4133a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_txq_deinit(hw, i); 4134a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_rxq_deinit(hw, 0); 4135a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4136be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhekerr_free_cookie: 4137a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->cookie != NULL) 4138a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_free_consistent(priv->pdev, 4, 4139a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->cookie, priv->cookie_dma); 4140a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4141be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhekerr_stop_firmware: 4142be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek mwl8k_hw_reset(priv); 4143be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek mwl8k_release_firmware(priv); 4144be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 4145be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhekerr_iounmap: 4146a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->regs != NULL) 4147a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_iounmap(pdev, priv->regs); 4148a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 41495b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek if (priv->sram != NULL) 41505b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek pci_iounmap(pdev, priv->sram); 41515b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek 4152a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_set_drvdata(pdev, NULL); 4153a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_free_hw(hw); 4154a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4155a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekerr_free_reg: 4156a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_release_regions(pdev); 41573db95e50c8813d8ed04a1ec7cd7b77dba7c81c80Lennert Buytenhek 41583db95e50c8813d8ed04a1ec7cd7b77dba7c81c80Lennert Buytenhekerr_disable_device: 4159a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_disable_device(pdev); 4160a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4161a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 4162a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 4163a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4164230f7af0d8f6f2019e64920378b3b66e7d3e99a5Joerg Albertstatic void __devexit mwl8k_shutdown(struct pci_dev *pdev) 4165a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 4166a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "===>%s(%u)\n", __func__, __LINE__); 4167a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 4168a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4169230f7af0d8f6f2019e64920378b3b66e7d3e99a5Joerg Albertstatic void __devexit mwl8k_remove(struct pci_dev *pdev) 4170a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 4171a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hw *hw = pci_get_drvdata(pdev); 4172a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv; 4173a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 4174a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4175a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (hw == NULL) 4176a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return; 4177a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv = hw->priv; 4178a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4179a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_stop_queues(hw); 4180a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 418160aa569f9212a13382c29cc734f275dec0f55e0bLennert Buytenhek ieee80211_unregister_hw(hw); 418260aa569f9212a13382c29cc734f275dec0f55e0bLennert Buytenhek 418367e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek /* Remove TX reclaim and RX tasklets. */ 41841e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek tasklet_kill(&priv->poll_tx_task); 418567e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek tasklet_kill(&priv->poll_rx_task); 4186a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4187a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Stop hardware */ 4188a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_hw_reset(priv); 4189a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4190a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Return all skbs to mac80211 */ 4191a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 4192efb7c49a68cf206f35793d7799608e1d69a209f9Lennert Buytenhek mwl8k_txq_reclaim(hw, i, INT_MAX, 1); 4193a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4194a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 4195a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_txq_deinit(hw, i); 4196a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4197a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_rxq_deinit(hw, 0); 4198a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4199c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek pci_free_consistent(priv->pdev, 4, priv->cookie, priv->cookie_dma); 4200a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4201a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_iounmap(pdev, priv->regs); 42025b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek pci_iounmap(pdev, priv->sram); 4203a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_set_drvdata(pdev, NULL); 4204a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_free_hw(hw); 4205a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_release_regions(pdev); 4206a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_disable_device(pdev); 4207a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 4208a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4209a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic struct pci_driver mwl8k_driver = { 4210a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .name = MWL8K_NAME, 421145a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek .id_table = mwl8k_pci_id_table, 4212a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .probe = mwl8k_probe, 4213a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .remove = __devexit_p(mwl8k_remove), 4214a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .shutdown = __devexit_p(mwl8k_shutdown), 4215a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 4216a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4217a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int __init mwl8k_init(void) 4218a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 4219a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return pci_register_driver(&mwl8k_driver); 4220a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 4221a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4222a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void __exit mwl8k_exit(void) 4223a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 4224a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_unregister_driver(&mwl8k_driver); 4225a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 4226a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4227a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmodule_init(mwl8k_init); 4228a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmodule_exit(mwl8k_exit); 4229c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek 4230c2c357ce309221b85fd36e50aade66d01a556cdeLennert BuytenhekMODULE_DESCRIPTION(MWL8K_DESC); 4231c2c357ce309221b85fd36e50aade66d01a556cdeLennert BuytenhekMODULE_VERSION(MWL8K_VERSION); 4232c2c357ce309221b85fd36e50aade66d01a556cdeLennert BuytenhekMODULE_AUTHOR("Lennert Buytenhek <buytenh@marvell.com>"); 4233c2c357ce309221b85fd36e50aade66d01a556cdeLennert BuytenhekMODULE_LICENSE("GPL"); 4234