mwl8k.c revision 9a2303b93039d0f3dd578cd75fe20ebaf075f1cb
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; 144be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 145618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek /* firmware access */ 146618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct mutex fw_mutex; 147618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct task_struct *fw_mutex_owner; 148618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek int fw_mutex_depth; 149618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct completion *hostcmd_wait; 150618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 151a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* lock held over TX and TX reap */ 152a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spinlock_t tx_lock; 153a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 15488de754ad59025eba797e7a8375807755577f450Lennert Buytenhek /* TX quiesce completion, protected by fw_mutex and tx_lock */ 15588de754ad59025eba797e7a8375807755577f450Lennert Buytenhek struct completion *tx_wait; 15688de754ad59025eba797e7a8375807755577f450Lennert Buytenhek 157a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_vif *vif; 158a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 159a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_channel *current_channel; 160a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 161a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* power management status cookie from firmware */ 162a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 *cookie; 163a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr_t cookie_dma; 164a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 165a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 num_mcaddrs; 166a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u8 hw_rev; 1672aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek u32 fw_rev; 168a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 169a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 170a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Running count of TX packets in flight, to avoid 171a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * iterating over the transmit rings each time. 172a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 173a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int pending_tx_pkts; 174a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 175a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue rxq[MWL8K_RX_QUEUES]; 176a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue txq[MWL8K_TX_QUEUES]; 177a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 178a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* PHY parameters */ 179a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_supported_band band; 180a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_channel channels[14]; 181140eb5e2c1978622d7cd979d59a1c0586fe3bbdbLennert Buytenhek struct ieee80211_rate rates[14]; 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 188a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* XXX need to convert this to handle multiple interfaces */ 189a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek bool capture_beacon; 190d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek u8 capture_bssid[ETH_ALEN]; 191a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *beacon_skb; 192a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 193a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 194a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * This FJ worker has to be global as it is scheduled from the 195a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * RX handler. At this point we don't know which interface it 196a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * belongs to until the list of bssids waiting to complete join 197a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * is checked. 198a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 199a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct work_struct finalize_join_worker; 200a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 201a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Tasklet to reclaim TX descriptors and buffers after tx */ 202a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct tasklet_struct tx_reclaim_task; 203a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 204a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 205a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Per interface specific private data */ 206a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_vif { 2077dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek /* Local MAC address. */ 2087dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek u8 mac_addr[ETH_ALEN]; 209a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2107dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek /* BSSID of AP. */ 2117dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek u8 bssid[ETH_ALEN]; 212a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 21355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek /* Index into station database. Returned by UPDATE_STADB. */ 214a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u8 peer_id; 215a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 216a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Non AMPDU sequence number assigned by driver */ 217a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 seqno; 218a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 219a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 220a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek#define MWL8K_VIF(_vif) ((struct mwl8k_vif *)&((_vif)->drv_priv)) 221a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 222a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic const struct ieee80211_channel mwl8k_channels[] = { 223a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2412, .hw_value = 1, }, 224a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2417, .hw_value = 2, }, 225a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2422, .hw_value = 3, }, 226a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2427, .hw_value = 4, }, 227a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2432, .hw_value = 5, }, 228a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2437, .hw_value = 6, }, 229a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2442, .hw_value = 7, }, 230a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2447, .hw_value = 8, }, 231a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2452, .hw_value = 9, }, 232a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2457, .hw_value = 10, }, 233a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2462, .hw_value = 11, }, 234647ca6b01a5289948e970ea7c1f656f9d90b0a27Lennert Buytenhek { .center_freq = 2467, .hw_value = 12, }, 235647ca6b01a5289948e970ea7c1f656f9d90b0a27Lennert Buytenhek { .center_freq = 2472, .hw_value = 13, }, 236647ca6b01a5289948e970ea7c1f656f9d90b0a27Lennert Buytenhek { .center_freq = 2484, .hw_value = 14, }, 237a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 238a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 239a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic const struct ieee80211_rate mwl8k_rates[] = { 240a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 10, .hw_value = 2, }, 241a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 20, .hw_value = 4, }, 242a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 55, .hw_value = 11, }, 2435dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek { .bitrate = 110, .hw_value = 22, }, 2445dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek { .bitrate = 220, .hw_value = 44, }, 245a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 60, .hw_value = 12, }, 246a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 90, .hw_value = 18, }, 247a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 120, .hw_value = 24, }, 248a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 180, .hw_value = 36, }, 249a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 240, .hw_value = 48, }, 250a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 360, .hw_value = 72, }, 251a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 480, .hw_value = 96, }, 252a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 540, .hw_value = 108, }, 253140eb5e2c1978622d7cd979d59a1c0586fe3bbdbLennert Buytenhek { .bitrate = 720, .hw_value = 144, }, 254140eb5e2c1978622d7cd979d59a1c0586fe3bbdbLennert Buytenhek}; 255140eb5e2c1978622d7cd979d59a1c0586fe3bbdbLennert Buytenhek 256140eb5e2c1978622d7cd979d59a1c0586fe3bbdbLennert Buytenhekstatic const u8 mwl8k_rateids[12] = { 257140eb5e2c1978622d7cd979d59a1c0586fe3bbdbLennert Buytenhek 2, 4, 11, 22, 12, 18, 24, 36, 48, 72, 96, 108, 258a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 259a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 260a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Set or get info from Firmware */ 261a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET 0x0001 262a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_GET 0x0000 263a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 264a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Firmware command codes */ 265a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_CODE_DNLD 0x0001 266a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_GET_HW_SPEC 0x0003 26742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek#define MWL8K_CMD_SET_HW_SPEC 0x0004 268a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_MAC_MULTICAST_ADR 0x0010 269a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_GET_STAT 0x0014 270ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_RADIO_CONTROL 0x001c 271ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_RF_TX_POWER 0x001e 27208b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek#define MWL8K_CMD_RF_ANTENNA 0x0020 273a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET_PRE_SCAN 0x0107 274a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET_POST_SCAN 0x0108 275ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_RF_CHANNEL 0x010a 276ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_AID 0x010d 277ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_RATE 0x0110 278ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_FINALIZE_JOIN 0x0111 279ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_RTS_THRESHOLD 0x0113 280a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET_SLOT 0x0114 281ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_EDCA_PARAMS 0x0115 282ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_WMM_MODE 0x0123 283a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_MIMO_CONFIG 0x0125 284ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_USE_FIXED_RATE 0x0126 285a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_ENABLE_SNIFFER 0x0150 28632060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek#define MWL8K_CMD_SET_MAC_ADDR 0x0202 287a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET_RATEADAPT_MODE 0x0203 288ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_UPDATE_STADB 0x1123 289a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 290a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic const char *mwl8k_cmd_name(u16 cmd, char *buf, int bufsize) 291a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 292a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMDNAME(x) case MWL8K_CMD_##x: do {\ 293a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek snprintf(buf, bufsize, "%s", #x);\ 294a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return buf;\ 295a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } while (0) 296ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek switch (cmd & ~0x8000) { 297a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(CODE_DNLD); 298a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(GET_HW_SPEC); 29942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek MWL8K_CMDNAME(SET_HW_SPEC); 300a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(MAC_MULTICAST_ADR); 301a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(GET_STAT); 302a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(RADIO_CONTROL); 303a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(RF_TX_POWER); 30408b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek MWL8K_CMDNAME(RF_ANTENNA); 305a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_PRE_SCAN); 306a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_POST_SCAN); 307a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_RF_CHANNEL); 308ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_AID); 309ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_RATE); 310ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_FINALIZE_JOIN); 311ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(RTS_THRESHOLD); 312a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_SLOT); 313ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_EDCA_PARAMS); 314ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_WMM_MODE); 315a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(MIMO_CONFIG); 316ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(USE_FIXED_RATE); 317a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(ENABLE_SNIFFER); 31832060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek MWL8K_CMDNAME(SET_MAC_ADDR); 319a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_RATEADAPT_MODE); 320ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(UPDATE_STADB); 321a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek default: 322a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek snprintf(buf, bufsize, "0x%x", cmd); 323a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 324a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#undef MWL8K_CMDNAME 325a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 326a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return buf; 327a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 328a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 329a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Hardware and firmware reset */ 330a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_hw_reset(struct mwl8k_priv *priv) 331a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 332a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_RESET, 333a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 334a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_RESET, 335a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 336a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek msleep(20); 337a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 338a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 339a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Release fw image */ 340a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_release_fw(struct firmware **fw) 341a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 342a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (*fw == NULL) 343a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return; 344a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek release_firmware(*fw); 345a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek *fw = NULL; 346a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 347a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 348a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_release_firmware(struct mwl8k_priv *priv) 349a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 35022be40d9c53faa10d03a679160e0854ad115b610Lennert Buytenhek mwl8k_release_fw(&priv->fw_ucode); 35122be40d9c53faa10d03a679160e0854ad115b610Lennert Buytenhek mwl8k_release_fw(&priv->fw_helper); 352a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 353a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 354a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Request fw image */ 355a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_request_fw(struct mwl8k_priv *priv, 356c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek const char *fname, struct firmware **fw) 357a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 358a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* release current image */ 359a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (*fw != NULL) 360a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_release_fw(fw); 361a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 362a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return request_firmware((const struct firmware **)fw, 363c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek fname, &priv->pdev->dev); 364a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 365a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 36645a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhekstatic int mwl8k_request_firmware(struct mwl8k_priv *priv) 367a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 368a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek struct mwl8k_device_info *di = priv->device_info; 369a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 370a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 371a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek if (di->helper_image != NULL) { 37222be40d9c53faa10d03a679160e0854ad115b610Lennert Buytenhek rc = mwl8k_request_fw(priv, di->helper_image, &priv->fw_helper); 373a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek if (rc) { 374a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek printk(KERN_ERR "%s: Error requesting helper " 375a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek "firmware file %s\n", pci_name(priv->pdev), 376a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek di->helper_image); 377a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek return rc; 378a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek } 379a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 380a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 38122be40d9c53faa10d03a679160e0854ad115b610Lennert Buytenhek rc = mwl8k_request_fw(priv, di->fw_image, &priv->fw_ucode); 382a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 383c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Error requesting firmware file %s\n", 384a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek pci_name(priv->pdev), di->fw_image); 38522be40d9c53faa10d03a679160e0854ad115b610Lennert Buytenhek mwl8k_release_fw(&priv->fw_helper); 386a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 387a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 388a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 389a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 390a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 391a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3927e75b942f67a13a9980c5e2b4fa1993b20426284Ben HutchingsMODULE_FIRMWARE("mwl8k/helper_8687.fw"); 3937e75b942f67a13a9980c5e2b4fa1993b20426284Ben HutchingsMODULE_FIRMWARE("mwl8k/fmimage_8687.fw"); 3947e75b942f67a13a9980c5e2b4fa1993b20426284Ben Hutchings 395a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_pkt { 396a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 code; 397a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 length; 398a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 seq_num; 399a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 result; 400a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek char payload[0]; 401a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 402a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 403a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 404a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Firmware loading. 405a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 406a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 407a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmwl8k_send_fw_load_cmd(struct mwl8k_priv *priv, void *data, int length) 408a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 409a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek void __iomem *regs = priv->regs; 410a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr_t dma_addr; 411a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int loops; 412a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 413a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr = pci_map_single(priv->pdev, data, length, PCI_DMA_TODEVICE); 414a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (pci_dma_mapping_error(priv->pdev, dma_addr)) 415a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 416a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 417a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(dma_addr, regs + MWL8K_HIU_GEN_PTR); 418a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, regs + MWL8K_HIU_INT_CODE); 419a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DOORBELL, 420a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 421a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DUMMY, 422a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 423a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 424a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek loops = 1000; 425a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek do { 426a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 int_code; 427a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 428a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int_code = ioread32(regs + MWL8K_HIU_INT_CODE); 429a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (int_code == MWL8K_INT_CODE_CMD_FINISHED) { 430a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, regs + MWL8K_HIU_INT_CODE); 431a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 432a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 433a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4343d76e82c9538d8104e578ca460d35f214bfddfd3Lennert Buytenhek cond_resched(); 435a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek udelay(1); 436a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } while (--loops); 437a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 438a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_unmap_single(priv->pdev, dma_addr, length, PCI_DMA_TODEVICE); 439a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 440d4b7057052236e81ab0788cc8df306dc02b0e7beLennert Buytenhek return loops ? 0 : -ETIMEDOUT; 441a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 442a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 443a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_load_fw_image(struct mwl8k_priv *priv, 444a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek const u8 *data, size_t length) 445a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 446a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt *cmd; 447a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int done; 448a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc = 0; 449a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 450a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kmalloc(sizeof(*cmd) + 256, GFP_KERNEL); 451a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 452a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 453a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 454a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->code = cpu_to_le16(MWL8K_CMD_CODE_DNLD); 455a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->seq_num = 0; 456a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->result = 0; 457a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 458a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek done = 0; 459a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek while (length) { 460a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int block_size = length > 256 ? 256 : length; 461a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 462a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memcpy(cmd->payload, data + done, block_size); 463a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->length = cpu_to_le16(block_size); 464a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 465a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_send_fw_load_cmd(priv, cmd, 466a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek sizeof(*cmd) + block_size); 467a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 468a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 469a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 470a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek done += block_size; 471a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek length -= block_size; 472a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 473a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 474a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc) { 475a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->length = 0; 476a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_send_fw_load_cmd(priv, cmd, sizeof(*cmd)); 477a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 478a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 479a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 480a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 481a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 482a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 483a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 484a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_feed_fw_image(struct mwl8k_priv *priv, 485a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek const u8 *data, size_t length) 486a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 487a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek unsigned char *buffer; 488a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int may_continue, rc = 0; 489a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 done, prev_block_size; 490a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 491a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek buffer = kmalloc(1024, GFP_KERNEL); 492a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (buffer == NULL) 493a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 494a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 495a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek done = 0; 496a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek prev_block_size = 0; 497a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek may_continue = 1000; 498a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek while (may_continue > 0) { 499a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 block_size; 500a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 501a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek block_size = ioread32(priv->regs + MWL8K_HIU_SCRATCH); 502a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (block_size & 1) { 503a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek block_size &= ~1; 504a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek may_continue--; 505a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } else { 506a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek done += prev_block_size; 507a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek length -= prev_block_size; 508a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 509a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 510a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (block_size > 1024 || block_size > length) { 511a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -EOVERFLOW; 512a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 513a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 514a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 515a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (length == 0) { 516a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = 0; 517a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 518a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 519a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 520a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (block_size == 0) { 521a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -EPROTO; 522a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek may_continue--; 523a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek udelay(1); 524a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek continue; 525a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 526a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 527a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek prev_block_size = block_size; 528a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memcpy(buffer, data + done, block_size); 529a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 530a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_send_fw_load_cmd(priv, buffer, block_size); 531a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 532a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 533a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 534a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 535a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc && length != 0) 536a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -EREMOTEIO; 537a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 538a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(buffer); 539a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 540a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 541a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 542a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 543c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhekstatic int mwl8k_load_firmware(struct ieee80211_hw *hw) 544a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 545c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 54622be40d9c53faa10d03a679160e0854ad115b610Lennert Buytenhek struct firmware *fw = priv->fw_ucode; 547c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek int rc; 548c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek int loops; 549c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek 550c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek if (!memcmp(fw->data, "\x01\x00\x00\x00", 4)) { 55122be40d9c53faa10d03a679160e0854ad115b610Lennert Buytenhek struct firmware *helper = priv->fw_helper; 552a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 553c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek if (helper == NULL) { 554c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: helper image needed but none " 555c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek "given\n", pci_name(priv->pdev)); 556c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek return -EINVAL; 557c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek } 558a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 559c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek rc = mwl8k_load_fw_image(priv, helper->data, helper->size); 560a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 561a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: unable to load firmware " 562c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek "helper image\n", pci_name(priv->pdev)); 563a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 564a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 56589b872e2e476833cde8aaac658c75817f67e8f81Lennert Buytenhek msleep(5); 566a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 567c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek rc = mwl8k_feed_fw_image(priv, fw->data, fw->size); 568a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } else { 569c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek rc = mwl8k_load_fw_image(priv, fw->data, fw->size); 570a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 571a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 572a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 573c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: unable to load firmware image\n", 574c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek pci_name(priv->pdev)); 575a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 576a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 577a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 57889a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek iowrite32(MWL8K_MODE_STA, priv->regs + MWL8K_HIU_GEN_PTR); 579a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 58089b872e2e476833cde8aaac658c75817f67e8f81Lennert Buytenhek loops = 500000; 581a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek do { 582eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek u32 ready_code; 583eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek 584eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek ready_code = ioread32(priv->regs + MWL8K_HIU_INT_CODE); 585eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek if (ready_code == MWL8K_FWAP_READY) { 586eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek priv->ap_fw = 1; 587eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek break; 588eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek } else if (ready_code == MWL8K_FWSTA_READY) { 589eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek priv->ap_fw = 0; 590a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 591eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek } 592eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek 593eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek cond_resched(); 594a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek udelay(1); 595a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } while (--loops); 596a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 597a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return loops ? 0 : -ETIMEDOUT; 598a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 599a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 600a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 601a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 602a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Defines shared between transmission and reception. 603a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 604a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* HT control fields for firmware */ 605a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct ewc_ht_info { 606a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 control1; 607a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 control2; 608a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 control3; 609a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 610a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 611a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Firmware Station database operations */ 612a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STA_DB_ADD_ENTRY 0 613a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STA_DB_MODIFY_ENTRY 1 614a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STA_DB_DEL_ENTRY 2 615a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STA_DB_FLUSH 3 616a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 617a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Peer Entry flags - used to define the type of the peer node */ 618a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_PEER_TYPE_ACCESSPOINT 2 619a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 620a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct peer_capability_info { 621a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Peer type - AP vs. STA. */ 622a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 peer_type; 623a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 624a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Basic 802.11 capabilities from assoc resp. */ 625a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 basic_caps; 626a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 627a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set if peer supports 802.11n high throughput (HT). */ 628a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 ht_support; 629a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 630a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Valid if HT is supported. */ 631a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 ht_caps; 632a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 extended_ht_caps; 633a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ewc_ht_info ewc_info; 634a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 635a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Legacy rate table. Intersection of our rates and peer rates. */ 636140eb5e2c1978622d7cd979d59a1c0586fe3bbdbLennert Buytenhek __u8 legacy_rates[12]; 637a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 638a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* HT rate table. Intersection of our rates and peer rates. */ 6390b5351a8e86292dfac1ca1451deaadb416a33cb8Lennert Buytenhek __u8 ht_rates[16]; 640c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek __u8 pad[16]; 641a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 642a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* If set, interoperability mode, no proprietary extensions. */ 643a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 interop; 644a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 pad2; 645a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 station_id; 646a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 amsdu_enabled; 647a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 648a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 649a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* DMA header used by firmware and hardware. */ 650a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_dma_data { 651a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 fwlen; 652a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hdr wh; 65320f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek char data[0]; 654a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 655a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 656a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Routines to add/remove DMA header from skb. */ 65720f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhekstatic inline void mwl8k_remove_dma_header(struct sk_buff *skb, __le16 qos) 658a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 65920f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek struct mwl8k_dma_data *tr; 66020f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek int hdrlen; 66120f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek 66220f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek tr = (struct mwl8k_dma_data *)skb->data; 66320f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek hdrlen = ieee80211_hdrlen(tr->wh.frame_control); 66420f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek 66520f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek if (hdrlen != sizeof(tr->wh)) { 66620f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek if (ieee80211_is_data_qos(tr->wh.frame_control)) { 66720f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek memmove(tr->data - hdrlen, &tr->wh, hdrlen - 2); 66820f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek *((__le16 *)(tr->data - 2)) = qos; 66920f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek } else { 67020f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek memmove(tr->data - hdrlen, &tr->wh, hdrlen); 67120f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek } 672a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 67320f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek 67420f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek if (hdrlen != sizeof(*tr)) 67520f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek skb_pull(skb, sizeof(*tr) - hdrlen); 676a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 677a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 67876266b2ad38c33fb2c1475cfeb35ed070adaba2bLennert Buytenhekstatic inline void mwl8k_add_dma_header(struct sk_buff *skb) 679a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 680a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hdr *wh; 681ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek int hdrlen; 682a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_dma_data *tr; 683a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 684ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek /* 685ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek * Add a firmware DMA header; the firmware requires that we 686ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek * present a 2-byte payload length followed by a 4-address 687ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek * header (without QoS field), followed (optionally) by any 688ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek * WEP/ExtIV header (but only filled in for CCMP). 689ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek */ 690a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek wh = (struct ieee80211_hdr *)skb->data; 691ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek 692a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hdrlen = ieee80211_hdrlen(wh->frame_control); 693ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek if (hdrlen != sizeof(*tr)) 694ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek skb_push(skb, sizeof(*tr) - hdrlen); 695a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 696ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek if (ieee80211_is_data_qos(wh->frame_control)) 697ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek hdrlen -= 2; 698a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 699a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tr = (struct mwl8k_dma_data *)skb->data; 700a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (wh != &tr->wh) 701a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memmove(&tr->wh, wh, hdrlen); 702ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek if (hdrlen != sizeof(tr->wh)) 703ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek memset(((void *)&tr->wh) + hdrlen, 0, sizeof(tr->wh) - hdrlen); 704a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 705a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 706a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Firmware length is the length of the fully formed "802.11 707a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * payload". That is, everything except for the 802.11 header. 708a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * This includes all crypto material including the MIC. 709a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 710ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek tr->fwlen = cpu_to_le16(skb->len - sizeof(*tr)); 711a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 712a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 713a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 714a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 71589a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek * Packet reception for 88w8366 AP firmware. 7166f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek */ 71789a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstruct mwl8k_rxd_8366_ap { 7186f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le16 pkt_len; 7196f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 sq2; 7206f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 rate; 7216f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le32 pkt_phys_addr; 7226f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le32 next_rxd_phys_addr; 7236f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le16 qos_control; 7246f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le16 htsig2; 7256f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le32 hw_rssi_info; 7266f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le32 hw_noise_floor_info; 7276f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 noise_floor; 7286f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 pad0[3]; 7296f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 rssi; 7306f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 rx_status; 7316f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 channel; 7326f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 rx_ctrl; 7336f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek} __attribute__((packed)); 7346f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 73589a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_8366_AP_RATE_INFO_MCS_FORMAT 0x80 73689a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_8366_AP_RATE_INFO_40MHZ 0x40 73789a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_8366_AP_RATE_INFO_RATEID(x) ((x) & 0x3f) 7388e9f33f0ced82a797d285b233e1c956cbd5c7de3Lennert Buytenhek 73989a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_8366_AP_RX_CTRL_OWNED_BY_HOST 0x80 7406f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 74189a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstatic void mwl8k_rxd_8366_ap_init(void *_rxd, dma_addr_t next_dma_addr) 7426f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek{ 74389a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek struct mwl8k_rxd_8366_ap *rxd = _rxd; 7446f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 7456f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek rxd->next_rxd_phys_addr = cpu_to_le32(next_dma_addr); 74689a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek rxd->rx_ctrl = MWL8K_8366_AP_RX_CTRL_OWNED_BY_HOST; 7476f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek} 7486f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 74989a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstatic void mwl8k_rxd_8366_ap_refill(void *_rxd, dma_addr_t addr, int len) 7506f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek{ 75189a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek struct mwl8k_rxd_8366_ap *rxd = _rxd; 7526f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 7536f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek rxd->pkt_len = cpu_to_le16(len); 7546f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek rxd->pkt_phys_addr = cpu_to_le32(addr); 7556f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek wmb(); 7566f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek rxd->rx_ctrl = 0; 7576f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek} 7586f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 7596f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhekstatic int 76089a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekmwl8k_rxd_8366_ap_process(void *_rxd, struct ieee80211_rx_status *status, 76189a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek __le16 *qos) 7626f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek{ 76389a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek struct mwl8k_rxd_8366_ap *rxd = _rxd; 7646f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 76589a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (!(rxd->rx_ctrl & MWL8K_8366_AP_RX_CTRL_OWNED_BY_HOST)) 7666f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek return -1; 7676f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek rmb(); 7686f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 7696f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek memset(status, 0, sizeof(*status)); 7706f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 7716f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek status->signal = -rxd->rssi; 7726f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek status->noise = -rxd->noise_floor; 7736f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 77489a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (rxd->rate & MWL8K_8366_AP_RATE_INFO_MCS_FORMAT) { 7756f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek status->flag |= RX_FLAG_HT; 77689a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (rxd->rate & MWL8K_8366_AP_RATE_INFO_40MHZ) 7778e9f33f0ced82a797d285b233e1c956cbd5c7de3Lennert Buytenhek status->flag |= RX_FLAG_40MHZ; 77889a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek status->rate_idx = MWL8K_8366_AP_RATE_INFO_RATEID(rxd->rate); 7796f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek } else { 7806f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek int i; 7816f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 7826f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek for (i = 0; i < ARRAY_SIZE(mwl8k_rates); i++) { 7836f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek if (mwl8k_rates[i].hw_value == rxd->rate) { 7846f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek status->rate_idx = i; 7856f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek break; 7866f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek } 7876f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek } 7886f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek } 7896f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 7906f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek status->band = IEEE80211_BAND_2GHZ; 7916f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek status->freq = ieee80211_channel_to_frequency(rxd->channel); 7926f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 79320f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek *qos = rxd->qos_control; 79420f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek 7956f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek return le16_to_cpu(rxd->pkt_len); 7966f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek} 7976f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 79889a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstatic struct rxd_ops rxd_8366_ap_ops = { 79989a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_size = sizeof(struct mwl8k_rxd_8366_ap), 80089a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_init = mwl8k_rxd_8366_ap_init, 80189a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_refill = mwl8k_rxd_8366_ap_refill, 80289a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_process = mwl8k_rxd_8366_ap_process, 8036f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek}; 8046f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 8056f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek/* 80689a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek * Packet reception for STA firmware. 807a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 80889a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstruct mwl8k_rxd_sta { 809a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 pkt_len; 810a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 link_quality; 811a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 noise_level; 812a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 pkt_phys_addr; 81345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek __le32 next_rxd_phys_addr; 814a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 qos_control; 815a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 rate_info; 816a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 pad0[4]; 817a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 rssi; 818a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 channel; 819a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 pad1; 820a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 rx_ctrl; 821a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 rx_status; 822a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 pad2[2]; 823a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 824a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 82589a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_STA_RATE_INFO_SHORTPRE 0x8000 82689a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_STA_RATE_INFO_ANTSELECT(x) (((x) >> 11) & 0x3) 82789a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_STA_RATE_INFO_RATEID(x) (((x) >> 3) & 0x3f) 82889a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_STA_RATE_INFO_40MHZ 0x0004 82989a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_STA_RATE_INFO_SHORTGI 0x0002 83089a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_STA_RATE_INFO_MCS_FORMAT 0x0001 83154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 83289a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_STA_RX_CTRL_OWNED_BY_HOST 0x02 83354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 83489a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstatic void mwl8k_rxd_sta_init(void *_rxd, dma_addr_t next_dma_addr) 83554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek{ 83689a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek struct mwl8k_rxd_sta *rxd = _rxd; 83754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 83854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd->next_rxd_phys_addr = cpu_to_le32(next_dma_addr); 83989a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek rxd->rx_ctrl = MWL8K_STA_RX_CTRL_OWNED_BY_HOST; 84054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek} 84154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 84289a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstatic void mwl8k_rxd_sta_refill(void *_rxd, dma_addr_t addr, int len) 84354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek{ 84489a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek struct mwl8k_rxd_sta *rxd = _rxd; 84554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 84654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd->pkt_len = cpu_to_le16(len); 84754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd->pkt_phys_addr = cpu_to_le32(addr); 84854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek wmb(); 84954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd->rx_ctrl = 0; 85054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek} 85154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 85254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhekstatic int 85389a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekmwl8k_rxd_sta_process(void *_rxd, struct ieee80211_rx_status *status, 85420f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek __le16 *qos) 85554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek{ 85689a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek struct mwl8k_rxd_sta *rxd = _rxd; 85754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek u16 rate_info; 85854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 85989a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (!(rxd->rx_ctrl & MWL8K_STA_RX_CTRL_OWNED_BY_HOST)) 86054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek return -1; 86154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rmb(); 86254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 86354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rate_info = le16_to_cpu(rxd->rate_info); 86454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 86554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek memset(status, 0, sizeof(*status)); 86654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 86754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->signal = -rxd->rssi; 86854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->noise = -rxd->noise_level; 86989a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek status->antenna = MWL8K_STA_RATE_INFO_ANTSELECT(rate_info); 87089a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek status->rate_idx = MWL8K_STA_RATE_INFO_RATEID(rate_info); 87154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 87289a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (rate_info & MWL8K_STA_RATE_INFO_SHORTPRE) 87354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->flag |= RX_FLAG_SHORTPRE; 87489a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (rate_info & MWL8K_STA_RATE_INFO_40MHZ) 87554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->flag |= RX_FLAG_40MHZ; 87689a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (rate_info & MWL8K_STA_RATE_INFO_SHORTGI) 87754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->flag |= RX_FLAG_SHORT_GI; 87889a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (rate_info & MWL8K_STA_RATE_INFO_MCS_FORMAT) 87954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->flag |= RX_FLAG_HT; 88054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 88154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->band = IEEE80211_BAND_2GHZ; 88254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->freq = ieee80211_channel_to_frequency(rxd->channel); 88354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 88420f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek *qos = rxd->qos_control; 88520f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek 88654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek return le16_to_cpu(rxd->pkt_len); 88754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek} 88854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 88989a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstatic struct rxd_ops rxd_sta_ops = { 89089a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_size = sizeof(struct mwl8k_rxd_sta), 89189a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_init = mwl8k_rxd_sta_init, 89289a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_refill = mwl8k_rxd_sta_refill, 89389a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_process = mwl8k_rxd_sta_process, 89454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek}; 89554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 89654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 897a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_RX_DESCS 256 898a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_RX_MAXSZ 3800 899a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 900a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_rxq_init(struct ieee80211_hw *hw, int index) 901a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 902a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 903a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue *rxq = priv->rxq + index; 904a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int size; 905a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 906a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 90745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd_count = 0; 90845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->head = 0; 90945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->tail = 0; 910a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 91154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek size = MWL8K_RX_DESCS * priv->rxd_ops->rxd_size; 912a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 91345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd = pci_alloc_consistent(priv->pdev, size, &rxq->rxd_dma); 91445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (rxq->rxd == NULL) { 915a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to alloc RX descriptors\n", 916c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 917a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 918a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 91945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memset(rxq->rxd, 0, size); 920a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 921788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek rxq->buf = kmalloc(MWL8K_RX_DESCS * sizeof(*rxq->buf), GFP_KERNEL); 922788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek if (rxq->buf == NULL) { 923a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to alloc RX skbuff list\n", 924c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 92545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek pci_free_consistent(priv->pdev, size, rxq->rxd, rxq->rxd_dma); 926a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 927a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 928788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek memset(rxq->buf, 0, MWL8K_RX_DESCS * sizeof(*rxq->buf)); 929a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 930a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_RX_DESCS; i++) { 93154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek int desc_size; 93254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek void *rxd; 933a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int nexti; 93454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek dma_addr_t next_dma_addr; 93554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 93654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek desc_size = priv->rxd_ops->rxd_size; 93754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd = rxq->rxd + (i * priv->rxd_ops->rxd_size); 938a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 93954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek nexti = i + 1; 94054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (nexti == MWL8K_RX_DESCS) 94154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek nexti = 0; 94254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek next_dma_addr = rxq->rxd_dma + (nexti * desc_size); 943a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 94454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek priv->rxd_ops->rxd_init(rxd, next_dma_addr); 945a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 946a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 947a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 948a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 949a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 950a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int rxq_refill(struct ieee80211_hw *hw, int index, int limit) 951a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 952a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 953a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue *rxq = priv->rxq + index; 954a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int refilled; 955a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 956a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek refilled = 0; 95745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek while (rxq->rxd_count < MWL8K_RX_DESCS && limit--) { 958a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *skb; 959788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek dma_addr_t addr; 960a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rx; 96154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek void *rxd; 962a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 963a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek skb = dev_alloc_skb(MWL8K_RX_MAXSZ); 964a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (skb == NULL) 965a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 966a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 967788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek addr = pci_map_single(priv->pdev, skb->data, 968788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek MWL8K_RX_MAXSZ, DMA_FROM_DEVICE); 969a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 97054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxq->rxd_count++; 97154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rx = rxq->tail++; 97254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (rxq->tail == MWL8K_RX_DESCS) 97354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxq->tail = 0; 974788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek rxq->buf[rx].skb = skb; 975788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_addr_set(&rxq->buf[rx], dma, addr); 97654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 97754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd = rxq->rxd + (rx * priv->rxd_ops->rxd_size); 97854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek priv->rxd_ops->rxd_refill(rxd, addr, MWL8K_RX_MAXSZ); 979a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 980a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek refilled++; 981a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 982a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 983a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return refilled; 984a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 985a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 986a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Must be called only when the card's reception is completely halted */ 987a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_rxq_deinit(struct ieee80211_hw *hw, int index) 988a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 989a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 990a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue *rxq = priv->rxq + index; 991a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 992a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 993a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_RX_DESCS; i++) { 994788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek if (rxq->buf[i].skb != NULL) { 995788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_single(priv->pdev, 996788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_addr(&rxq->buf[i], dma), 997788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek MWL8K_RX_MAXSZ, PCI_DMA_FROMDEVICE); 998788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_addr_set(&rxq->buf[i], dma, 0); 999788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek 1000788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek kfree_skb(rxq->buf[i].skb); 1001788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek rxq->buf[i].skb = NULL; 1002a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1003a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1004a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1005788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek kfree(rxq->buf); 1006788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek rxq->buf = NULL; 1007a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1008a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_free_consistent(priv->pdev, 100954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek MWL8K_RX_DESCS * priv->rxd_ops->rxd_size, 101045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd, rxq->rxd_dma); 101145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd = NULL; 1012a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1013a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1014a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1015a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1016a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Scan a list of BSSIDs to process for finalize join. 1017a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Allows for extension to process multiple BSSIDs. 1018a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1019a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic inline int 1020a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmwl8k_capture_bssid(struct mwl8k_priv *priv, struct ieee80211_hdr *wh) 1021a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1022a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return priv->capture_beacon && 1023a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_is_beacon(wh->frame_control) && 1024a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek !compare_ether_addr(wh->addr3, priv->capture_bssid); 1025a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1026a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 10273779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhekstatic inline void mwl8k_save_beacon(struct ieee80211_hw *hw, 10283779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek struct sk_buff *skb) 1029a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 10303779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 10313779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek 1032a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->capture_beacon = false; 1033d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek memset(priv->capture_bssid, 0, ETH_ALEN); 1034a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1035a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 1036a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Use GFP_ATOMIC as rxq_process is called from 1037a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * the primary interrupt handler, memory allocation call 1038a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * must not sleep. 1039a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1040a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->beacon_skb = skb_copy(skb, GFP_ATOMIC); 1041a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->beacon_skb != NULL) 10423779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek ieee80211_queue_work(hw, &priv->finalize_join_worker); 1043a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1044a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1045a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int rxq_process(struct ieee80211_hw *hw, int index, int limit) 1046a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1047a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1048a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue *rxq = priv->rxq + index; 1049a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int processed; 1050a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1051a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek processed = 0; 105245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek while (rxq->rxd_count && limit--) { 1053a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *skb; 105454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek void *rxd; 105554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek int pkt_len; 1056a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_rx_status status; 105720f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek __le16 qos; 1058a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1059788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek skb = rxq->buf[rxq->head].skb; 1060d25f9f1357139bbdc79bc960ea84909a7c22ec2bLennert Buytenhek if (skb == NULL) 1061d25f9f1357139bbdc79bc960ea84909a7c22ec2bLennert Buytenhek break; 106254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 106354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd = rxq->rxd + (rxq->head * priv->rxd_ops->rxd_size); 106454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 106520f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek pkt_len = priv->rxd_ops->rxd_process(rxd, &status, &qos); 106654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (pkt_len < 0) 106754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek break; 106854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 1069788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek rxq->buf[rxq->head].skb = NULL; 1070788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek 1071788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_single(priv->pdev, 1072788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_addr(&rxq->buf[rxq->head], dma), 1073788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek MWL8K_RX_MAXSZ, PCI_DMA_FROMDEVICE); 1074788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_addr_set(&rxq->buf[rxq->head], dma, 0); 1075a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 107654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxq->head++; 107754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (rxq->head == MWL8K_RX_DESCS) 107854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxq->head = 0; 107954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 108045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd_count--; 1081a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 108254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek skb_put(skb, pkt_len); 108320f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek mwl8k_remove_dma_header(skb, qos); 1084a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1085a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 1086c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek * Check for a pending join operation. Save a 1087c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek * copy of the beacon and schedule a tasklet to 1088c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek * send a FINALIZE_JOIN command to the firmware. 1089a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 109054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (mwl8k_capture_bssid(priv, (void *)skb->data)) 10913779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek mwl8k_save_beacon(hw, skb); 1092a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1093f1d58c2521eb160178b2151d6326d8dc5d7c8560Johannes Berg memcpy(IEEE80211_SKB_RXCB(skb), &status, sizeof(status)); 1094f1d58c2521eb160178b2151d6326d8dc5d7c8560Johannes Berg ieee80211_rx_irqsafe(hw, skb); 1095a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1096a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek processed++; 1097a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1098a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1099a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return processed; 1100a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1101a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1102a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1103a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1104a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Packet transmission. 1105a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1106a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1107a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_OK 0x00000001 1108a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_OK_RETRY 0x00000002 1109a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_OK_MORE_RETRY 0x00000004 1110a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_MULTICAST_TX 0x00000008 1111a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_FW_OWNED 0x80000000 1112a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1113e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek#define MWL8K_QOS_QLEN_UNSPEC 0xff00 1114e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek#define MWL8K_QOS_ACK_POLICY_MASK 0x0060 1115e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek#define MWL8K_QOS_ACK_POLICY_NORMAL 0x0000 1116e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek#define MWL8K_QOS_ACK_POLICY_BLOCKACK 0x0060 1117e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek#define MWL8K_QOS_EOSP 0x0010 1118e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek 1119a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_tx_desc { 1120a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 status; 1121a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 data_rate; 1122a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 tx_priority; 1123a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 qos_control; 1124a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 pkt_phys_addr; 1125a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 pkt_len; 1126d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek __u8 dest_MAC_addr[ETH_ALEN]; 112745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek __le32 next_txd_phys_addr; 1128a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 reserved; 1129a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 rate_info; 1130a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 peer_id; 1131a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 tx_frag_cnt; 1132a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1133a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1134a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TX_DESCS 128 1135a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1136a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_txq_init(struct ieee80211_hw *hw, int index) 1137a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1138a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1139a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq = priv->txq + index; 1140a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int size; 1141a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 1142a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 114345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memset(&txq->stats, 0, sizeof(struct ieee80211_tx_queue_stats)); 114445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->stats.limit = MWL8K_TX_DESCS; 114545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->head = 0; 114645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->tail = 0; 1147a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1148a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek size = MWL8K_TX_DESCS * sizeof(struct mwl8k_tx_desc); 1149a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 115045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->txd = pci_alloc_consistent(priv->pdev, size, &txq->txd_dma); 115145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (txq->txd == NULL) { 1152a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to alloc TX descriptors\n", 1153c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 1154a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1155a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 115645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memset(txq->txd, 0, size); 1157a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 115845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->skb = kmalloc(MWL8K_TX_DESCS * sizeof(*txq->skb), GFP_KERNEL); 115945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (txq->skb == NULL) { 1160a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to alloc TX skbuff list\n", 1161c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 116245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek pci_free_consistent(priv->pdev, size, txq->txd, txq->txd_dma); 1163a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1164a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 116545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memset(txq->skb, 0, MWL8K_TX_DESCS * sizeof(*txq->skb)); 1166a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1167a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_DESCS; i++) { 1168a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_desc *tx_desc; 1169a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int nexti; 1170a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 117145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx_desc = txq->txd + i; 1172a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek nexti = (i + 1) % MWL8K_TX_DESCS; 1173a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1174a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_desc->status = 0; 117545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx_desc->next_txd_phys_addr = 117645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek cpu_to_le32(txq->txd_dma + nexti * sizeof(*tx_desc)); 1177a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1178a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1179a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 1180a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1181a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1182a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic inline void mwl8k_tx_start(struct mwl8k_priv *priv) 1183a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1184a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_PPA_READY, 1185a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 1186a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DUMMY, 1187a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 1188a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ioread32(priv->regs + MWL8K_HIU_INT_CODE); 1189a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1190a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 11917e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhekstatic void mwl8k_dump_tx_rings(struct ieee80211_hw *hw) 1192a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 11937e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 11947e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int i; 11957e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 11967e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) { 11977e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek struct mwl8k_tx_queue *txq = priv->txq + i; 11987e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int fw_owned = 0; 11997e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int drv_owned = 0; 12007e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int unused = 0; 12017e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int desc; 12027e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 1203a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (desc = 0; desc < MWL8K_TX_DESCS; desc++) { 12047e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek struct mwl8k_tx_desc *tx_desc = txq->txd + desc; 12057e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek u32 status; 1206a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 12077e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek status = le32_to_cpu(tx_desc->status); 1208a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_TXD_STATUS_FW_OWNED) 12097e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek fw_owned++; 1210a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek else 12117e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek drv_owned++; 1212a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1213a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (tx_desc->pkt_len == 0) 12147e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek unused++; 1215a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1216a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 12177e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek printk(KERN_ERR "%s: txq[%d] len=%d head=%d tail=%d " 12187e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek "fw_owned=%d drv_owned=%d unused=%d\n", 12197e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek wiphy_name(hw->wiphy), i, 12207e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek txq->stats.len, txq->head, txq->tail, 12217e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek fw_owned, drv_owned, unused); 12227e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek } 1223a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1224a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1225618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek/* 122688de754ad59025eba797e7a8375807755577f450Lennert Buytenhek * Must be called with priv->fw_mutex held and tx queues stopped. 1227618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek */ 12287e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek#define MWL8K_TX_WAIT_TIMEOUT_MS 1000 12297e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 1230950d5b0191dc3e71017f336017f75f6189f39f08Lennert Buytenhekstatic int mwl8k_tx_wait_empty(struct ieee80211_hw *hw) 1231a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1232a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 123388de754ad59025eba797e7a8375807755577f450Lennert Buytenhek DECLARE_COMPLETION_ONSTACK(tx_wait); 12347e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int retry; 12357e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int rc; 1236a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1237a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek might_sleep(); 1238a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 12397e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek /* 12407e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek * The TX queues are stopped at this point, so this test 12417e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek * doesn't need to take ->tx_lock. 12427e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek */ 12437e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek if (!priv->pending_tx_pkts) 12447e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek return 0; 12457e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 12467e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek retry = 0; 12477e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek rc = 0; 12487e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 1249a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_lock_bh(&priv->tx_lock); 12507e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek priv->tx_wait = &tx_wait; 12517e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek while (!rc) { 12527e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int oldcount; 12537e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek unsigned long timeout; 1254a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 12557e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek oldcount = priv->pending_tx_pkts; 1256a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 12577e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek spin_unlock_bh(&priv->tx_lock); 125888de754ad59025eba797e7a8375807755577f450Lennert Buytenhek timeout = wait_for_completion_timeout(&tx_wait, 12597e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek msecs_to_jiffies(MWL8K_TX_WAIT_TIMEOUT_MS)); 1260a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_lock_bh(&priv->tx_lock); 12617e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 12627e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek if (timeout) { 12637e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek WARN_ON(priv->pending_tx_pkts); 12647e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek if (retry) { 12657e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek printk(KERN_NOTICE "%s: tx rings drained\n", 12667e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek wiphy_name(hw->wiphy)); 12677e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek } 12687e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek break; 12697e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek } 12707e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 12717e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek if (priv->pending_tx_pkts < oldcount) { 12729a2303b93039d0f3dd578cd75fe20ebaf075f1cbLennert Buytenhek printk(KERN_NOTICE "%s: waiting for tx rings " 12739a2303b93039d0f3dd578cd75fe20ebaf075f1cbLennert Buytenhek "to drain (%d -> %d pkts)\n", 12747e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek wiphy_name(hw->wiphy), oldcount, 12757e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek priv->pending_tx_pkts); 12767e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek retry = 1; 12777e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek continue; 12787e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek } 12797e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 1280a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->tx_wait = NULL; 1281a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 12827e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek printk(KERN_ERR "%s: tx rings stuck for %d ms\n", 12837e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek wiphy_name(hw->wiphy), MWL8K_TX_WAIT_TIMEOUT_MS); 12847e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek mwl8k_dump_tx_rings(hw); 12857e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 12867e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek rc = -ETIMEDOUT; 1287a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 12887e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek spin_unlock_bh(&priv->tx_lock); 1289a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 12907e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek return rc; 1291a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1292a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1293c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek#define MWL8K_TXD_SUCCESS(status) \ 1294c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek ((status) & (MWL8K_TXD_STATUS_OK | \ 1295c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek MWL8K_TXD_STATUS_OK_RETRY | \ 1296c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek MWL8K_TXD_STATUS_OK_MORE_RETRY)) 1297a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1298a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_txq_reclaim(struct ieee80211_hw *hw, int index, int force) 1299a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1300a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1301a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq = priv->txq + index; 1302a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int wake = 0; 1303a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 130445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek while (txq->stats.len > 0) { 1305a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int tx; 1306a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_desc *tx_desc; 1307a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek unsigned long addr; 1308ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek int size; 1309a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *skb; 1310a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_tx_info *info; 1311a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 status; 1312a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 131345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx = txq->head; 131445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx_desc = txq->txd + tx; 1315a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1316a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek status = le32_to_cpu(tx_desc->status); 1317a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1318a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_TXD_STATUS_FW_OWNED) { 1319a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!force) 1320a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 1321a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_desc->status &= 1322a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ~cpu_to_le32(MWL8K_TXD_STATUS_FW_OWNED); 1323a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1324a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 132545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->head = (tx + 1) % MWL8K_TX_DESCS; 132645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek BUG_ON(txq->stats.len == 0); 132745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->stats.len--; 1328a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->pending_tx_pkts--; 1329a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1330a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek addr = le32_to_cpu(tx_desc->pkt_phys_addr); 1331ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek size = le16_to_cpu(tx_desc->pkt_len); 133245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek skb = txq->skb[tx]; 133345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->skb[tx] = NULL; 1334a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1335a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek BUG_ON(skb == NULL); 1336a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_unmap_single(priv->pdev, addr, size, PCI_DMA_TODEVICE); 1337a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 133820f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek mwl8k_remove_dma_header(skb, tx_desc->qos_control); 1339a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1340a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Mark descriptor as unused */ 1341a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_desc->pkt_phys_addr = 0; 1342a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_desc->pkt_len = 0; 1343a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1344a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek info = IEEE80211_SKB_CB(skb); 1345a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_tx_info_clear_status(info); 1346ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek if (MWL8K_TXD_SUCCESS(status)) 1347a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek info->flags |= IEEE80211_TX_STAT_ACK; 1348a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1349a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_tx_status_irqsafe(hw, skb); 1350a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1351618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek wake = 1; 1352a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1353a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1354618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (wake && priv->radio_on && !mutex_is_locked(&priv->fw_mutex)) 1355a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_wake_queue(hw, index); 1356a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1357a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1358a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* must be called only when the card's transmit is completely halted */ 1359a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_txq_deinit(struct ieee80211_hw *hw, int index) 1360a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1361a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1362a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq = priv->txq + index; 1363a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1364a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_txq_reclaim(hw, index, 1); 1365a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 136645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek kfree(txq->skb); 136745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->skb = NULL; 1368a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1369a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_free_consistent(priv->pdev, 1370a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_TX_DESCS * sizeof(struct mwl8k_tx_desc), 137145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->txd, txq->txd_dma); 137245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->txd = NULL; 1373a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1374a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1375a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 1376a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmwl8k_txq_xmit(struct ieee80211_hw *hw, int index, struct sk_buff *skb) 1377a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1378a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1379a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_tx_info *tx_info; 138023b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek struct mwl8k_vif *mwl8k_vif; 1381a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hdr *wh; 1382a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq; 1383a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_desc *tx; 1384a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr_t dma; 138523b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek u32 txstatus; 138623b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek u8 txdatarate; 138723b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek u16 qos; 1388a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 138923b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek wh = (struct ieee80211_hdr *)skb->data; 139023b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek if (ieee80211_is_data_qos(wh->frame_control)) 139123b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek qos = le16_to_cpu(*((__le16 *)ieee80211_get_qos_ctl(wh))); 139223b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek else 139323b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek qos = 0; 1394a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 139576266b2ad38c33fb2c1475cfeb35ed070adaba2bLennert Buytenhek mwl8k_add_dma_header(skb); 139623b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek wh = &((struct mwl8k_dma_data *)skb->data)->wh; 1397a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1398a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_info = IEEE80211_SKB_CB(skb); 1399a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_vif = MWL8K_VIF(tx_info->control.vif); 1400a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1401a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (tx_info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ) { 1402a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 seqno = mwl8k_vif->seqno; 140323b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek 1404a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek wh->seq_ctrl &= cpu_to_le16(IEEE80211_SCTL_FRAG); 1405a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek wh->seq_ctrl |= cpu_to_le16(seqno << 4); 1406a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_vif->seqno = seqno++ % 4096; 1407a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1408a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 140923b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek /* Setup firmware control bit fields for each frame type. */ 141023b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txstatus = 0; 141123b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txdatarate = 0; 141223b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek if (ieee80211_is_mgmt(wh->frame_control) || 141323b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek ieee80211_is_ctl(wh->frame_control)) { 141423b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txdatarate = 0; 1415e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek qos |= MWL8K_QOS_QLEN_UNSPEC | MWL8K_QOS_EOSP; 141623b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek } else if (ieee80211_is_data(wh->frame_control)) { 141723b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txdatarate = 1; 141823b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek if (is_multicast_ether_addr(wh->addr1)) 141923b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txstatus |= MWL8K_TXD_STATUS_MULTICAST_TX; 142023b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek 1421e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek qos &= ~MWL8K_QOS_ACK_POLICY_MASK; 142223b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek if (tx_info->flags & IEEE80211_TX_CTL_AMPDU) 1423e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek qos |= MWL8K_QOS_ACK_POLICY_BLOCKACK; 142423b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek else 1425e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek qos |= MWL8K_QOS_ACK_POLICY_NORMAL; 142623b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek } 1427a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1428a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma = pci_map_single(priv->pdev, skb->data, 1429a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek skb->len, PCI_DMA_TODEVICE); 1430a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1431a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (pci_dma_mapping_error(priv->pdev, dma)) { 1432a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_DEBUG "%s: failed to dma map skb, " 1433c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek "dropping TX frame.\n", wiphy_name(hw->wiphy)); 143423b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek dev_kfree_skb(skb); 1435a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return NETDEV_TX_OK; 1436a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1437a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 143823b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek spin_lock_bh(&priv->tx_lock); 1439a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 144023b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txq = priv->txq + index; 1441a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 144245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek BUG_ON(txq->skb[txq->tail] != NULL); 144345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->skb[txq->tail] = skb; 1444a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 144545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx = txq->txd + txq->tail; 144623b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek tx->data_rate = txdatarate; 144723b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek tx->tx_priority = index; 1448a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx->qos_control = cpu_to_le16(qos); 1449a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx->pkt_phys_addr = cpu_to_le32(dma); 1450a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx->pkt_len = cpu_to_le16(skb->len); 145123b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek tx->rate_info = 0; 145223b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek tx->peer_id = mwl8k_vif->peer_id; 1453a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek wmb(); 145423b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek tx->status = cpu_to_le32(MWL8K_TXD_STATUS_FW_OWNED | txstatus); 145523b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek 145645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->stats.count++; 145745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->stats.len++; 1458a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->pending_tx_pkts++; 1459a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 146045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->tail++; 146145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (txq->tail == MWL8K_TX_DESCS) 146245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->tail = 0; 146323b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek 146445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (txq->head == txq->tail) 1465a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_stop_queue(hw, index); 1466a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 146723b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek mwl8k_tx_start(priv); 1468a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1469a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_unlock_bh(&priv->tx_lock); 1470a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1471a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return NETDEV_TX_OK; 1472a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1473a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1474a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1475a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1476618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * Firmware access. 1477618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * 1478618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * We have the following requirements for issuing firmware commands: 1479618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * - Some commands require that the packet transmit path is idle when 1480618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * the command is issued. (For simplicity, we'll just quiesce the 1481618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * transmit path for every command.) 1482618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * - There are certain sequences of commands that need to be issued to 1483618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * the hardware sequentially, with no other intervening commands. 1484618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * 1485618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * This leads to an implementation of a "firmware lock" as a mutex that 1486618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * can be taken recursively, and which is taken by both the low-level 1487618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * command submission function (mwl8k_post_cmd) as well as any users of 1488618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * that function that require issuing of an atomic sequence of commands, 1489618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * and quiesces the transmit path whenever it's taken. 1490618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek */ 1491618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhekstatic int mwl8k_fw_lock(struct ieee80211_hw *hw) 1492618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek{ 1493618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1494618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1495618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (priv->fw_mutex_owner != current) { 1496618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek int rc; 1497618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1498618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mutex_lock(&priv->fw_mutex); 1499618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek ieee80211_stop_queues(hw); 1500618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1501618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek rc = mwl8k_tx_wait_empty(hw); 1502618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (rc) { 1503618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek ieee80211_wake_queues(hw); 1504618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mutex_unlock(&priv->fw_mutex); 1505618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1506618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek return rc; 1507618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek } 1508618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1509618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_owner = current; 1510618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek } 1511618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1512618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_depth++; 1513618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1514618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek return 0; 1515618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek} 1516618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1517618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhekstatic void mwl8k_fw_unlock(struct ieee80211_hw *hw) 1518618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek{ 1519618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1520618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1521618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (!--priv->fw_mutex_depth) { 1522618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek ieee80211_wake_queues(hw); 1523618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_owner = NULL; 1524618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mutex_unlock(&priv->fw_mutex); 1525618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek } 1526618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek} 1527618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1528618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1529618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek/* 1530a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Command processing. 1531a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1532a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 15330c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek/* Timeout firmware commands after 10s */ 15340c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek#define MWL8K_CMD_TIMEOUT_MS 10000 1535a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1536a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_post_cmd(struct ieee80211_hw *hw, struct mwl8k_cmd_pkt *cmd) 1537a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1538a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek DECLARE_COMPLETION_ONSTACK(cmd_wait); 1539a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1540a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek void __iomem *regs = priv->regs; 1541a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr_t dma_addr; 1542a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek unsigned int dma_size; 1543a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1544a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek unsigned long timeout = 0; 1545a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u8 buf[32]; 1546a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1547c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek cmd->result = 0xffff; 1548a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_size = le16_to_cpu(cmd->length); 1549a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr = pci_map_single(priv->pdev, cmd, dma_size, 1550a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek PCI_DMA_BIDIRECTIONAL); 1551a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (pci_dma_mapping_error(priv->pdev, dma_addr)) 1552a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1553a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1554618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek rc = mwl8k_fw_lock(hw); 155539a1e42eb4d0a2bc3f1211e9012bd23734ab86dbLennert Buytenhek if (rc) { 155639a1e42eb4d0a2bc3f1211e9012bd23734ab86dbLennert Buytenhek pci_unmap_single(priv->pdev, dma_addr, dma_size, 155739a1e42eb4d0a2bc3f1211e9012bd23734ab86dbLennert Buytenhek PCI_DMA_BIDIRECTIONAL); 1558618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek return rc; 155939a1e42eb4d0a2bc3f1211e9012bd23734ab86dbLennert Buytenhek } 1560a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1561a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->hostcmd_wait = &cmd_wait; 1562a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(dma_addr, regs + MWL8K_HIU_GEN_PTR); 1563a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DOORBELL, 1564a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 1565a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DUMMY, 1566a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 1567a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1568a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek timeout = wait_for_completion_timeout(&cmd_wait, 1569a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek msecs_to_jiffies(MWL8K_CMD_TIMEOUT_MS)); 1570a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1571618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->hostcmd_wait = NULL; 1572618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1573618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mwl8k_fw_unlock(hw); 1574618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 157537055bd455b31b8220c35a1ede9c6aceb791cc88Lennert Buytenhek pci_unmap_single(priv->pdev, dma_addr, dma_size, 157637055bd455b31b8220c35a1ede9c6aceb791cc88Lennert Buytenhek PCI_DMA_BIDIRECTIONAL); 157737055bd455b31b8220c35a1ede9c6aceb791cc88Lennert Buytenhek 1578a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!timeout) { 1579a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: Command %s timeout after %u ms\n", 1580c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy), 1581a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_cmd_name(cmd->code, buf, sizeof(buf)), 1582a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMD_TIMEOUT_MS); 1583a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -ETIMEDOUT; 1584a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } else { 15850c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek int ms; 15860c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek 15870c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek ms = MWL8K_CMD_TIMEOUT_MS - jiffies_to_msecs(timeout); 15880c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek 1589ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek rc = cmd->result ? -EINVAL : 0; 1590a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 1591a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: Command %s error 0x%x\n", 1592c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy), 1593a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_cmd_name(cmd->code, buf, sizeof(buf)), 159476c962a204f8d36b762440aa941fcea3d44e2fd2Lennert Buytenhek le16_to_cpu(cmd->result)); 15950c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek else if (ms > 2000) 15960c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek printk(KERN_NOTICE "%s: Command %s took %d ms\n", 15970c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek wiphy_name(hw->wiphy), 15980c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek mwl8k_cmd_name(cmd->code, buf, sizeof(buf)), 15990c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek ms); 1600a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1601a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1602a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1603a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1604a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1605a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 160604b147b19303724aac5ee8e56f113f1935a5c255Lennert Buytenhek * CMD_GET_HW_SPEC (STA version). 1607a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 160804b147b19303724aac5ee8e56f113f1935a5c255Lennert Buytenhekstruct mwl8k_cmd_get_hw_spec_sta { 1609a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1610a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 hw_rev; 1611a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 host_interface; 1612a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 num_mcaddrs; 1613d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek __u8 perm_addr[ETH_ALEN]; 1614a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 region_code; 1615a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 fw_rev; 1616a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 ps_cookie; 1617a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 caps; 1618a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 mcs_bitmap[16]; 1619a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 rx_queue_ptr; 1620a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 num_tx_queues; 1621a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 tx_queue_ptrs[MWL8K_TX_QUEUES]; 1622a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 caps2; 1623a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 num_tx_desc_per_queue; 162445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek __le32 total_rxd; 1625a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1626a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 162704b147b19303724aac5ee8e56f113f1935a5c255Lennert Buytenhekstatic int mwl8k_cmd_get_hw_spec_sta(struct ieee80211_hw *hw) 1628a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1629a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 163004b147b19303724aac5ee8e56f113f1935a5c255Lennert Buytenhek struct mwl8k_cmd_get_hw_spec_sta *cmd; 1631a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1632a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 1633a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1634a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 1635a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1636a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1637a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1638a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_GET_HW_SPEC); 1639a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 1640a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1641a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memset(cmd->perm_addr, 0xff, sizeof(cmd->perm_addr)); 1642a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->ps_cookie = cpu_to_le32(priv->cookie_dma); 164345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek cmd->rx_queue_ptr = cpu_to_le32(priv->rxq[0].rxd_dma); 16444ff6432ea620ba467e50ec04b8271ea0eb94e62eLennert Buytenhek cmd->num_tx_queues = cpu_to_le32(MWL8K_TX_QUEUES); 1645a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 164645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek cmd->tx_queue_ptrs[i] = cpu_to_le32(priv->txq[i].txd_dma); 16474ff6432ea620ba467e50ec04b8271ea0eb94e62eLennert Buytenhek cmd->num_tx_desc_per_queue = cpu_to_le32(MWL8K_TX_DESCS); 164845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek cmd->total_rxd = cpu_to_le32(MWL8K_RX_DESCS); 1649a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1650a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 1651a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1652a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc) { 1653a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek SET_IEEE80211_PERM_ADDR(hw, cmd->perm_addr); 1654a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->num_mcaddrs = le16_to_cpu(cmd->num_mcaddrs); 16554ff6432ea620ba467e50ec04b8271ea0eb94e62eLennert Buytenhek priv->fw_rev = le32_to_cpu(cmd->fw_rev); 1656a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->hw_rev = cmd->hw_rev; 1657a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1658a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1659a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 1660a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1661a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1662a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1663a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 166442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek * CMD_GET_HW_SPEC (AP version). 166542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek */ 166642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhekstruct mwl8k_cmd_get_hw_spec_ap { 166742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_cmd_pkt header; 166842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 hw_rev; 166942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 host_interface; 167042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 num_wcb; 167142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 num_mcaddrs; 167242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 perm_addr[ETH_ALEN]; 167342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 region_code; 167442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 num_antenna; 167542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 fw_rev; 167642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 wcbbase0; 167742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 rxwrptr; 167842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 rxrdptr; 167942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 ps_cookie; 168042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 wcbbase1; 168142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 wcbbase2; 168242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 wcbbase3; 168342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek} __attribute__((packed)); 168442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 168542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhekstatic int mwl8k_cmd_get_hw_spec_ap(struct ieee80211_hw *hw) 168642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek{ 168742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 168842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_cmd_get_hw_spec_ap *cmd; 168942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek int rc; 169042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 169142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 169242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek if (cmd == NULL) 169342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek return -ENOMEM; 169442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 169542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_GET_HW_SPEC); 169642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 169742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 169842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek memset(cmd->perm_addr, 0xff, sizeof(cmd->perm_addr)); 169942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->ps_cookie = cpu_to_le32(priv->cookie_dma); 170042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 170142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 170242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 170342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek if (!rc) { 170442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek int off; 170542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 170642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek SET_IEEE80211_PERM_ADDR(hw, cmd->perm_addr); 170742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek priv->num_mcaddrs = le16_to_cpu(cmd->num_mcaddrs); 170842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek priv->fw_rev = le32_to_cpu(cmd->fw_rev); 170942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek priv->hw_rev = cmd->hw_rev; 171042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 171142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->wcbbase0) & 0xffff; 171242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek iowrite32(cpu_to_le32(priv->txq[0].txd_dma), priv->sram + off); 171342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 171442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->rxwrptr) & 0xffff; 171542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek iowrite32(cpu_to_le32(priv->rxq[0].rxd_dma), priv->sram + off); 171642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 171742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->rxrdptr) & 0xffff; 171842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek iowrite32(cpu_to_le32(priv->rxq[0].rxd_dma), priv->sram + off); 171942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 172042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->wcbbase1) & 0xffff; 172142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek iowrite32(cpu_to_le32(priv->txq[1].txd_dma), priv->sram + off); 172242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 172342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->wcbbase2) & 0xffff; 172442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek iowrite32(cpu_to_le32(priv->txq[2].txd_dma), priv->sram + off); 172542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 172642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->wcbbase3) & 0xffff; 172742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek iowrite32(cpu_to_le32(priv->txq[3].txd_dma), priv->sram + off); 172842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek } 172942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 173042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek kfree(cmd); 173142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek return rc; 173242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek} 173342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 173442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek/* 173542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek * CMD_SET_HW_SPEC. 173642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek */ 173742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhekstruct mwl8k_cmd_set_hw_spec { 173842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_cmd_pkt header; 173942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 hw_rev; 174042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 host_interface; 174142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 num_mcaddrs; 174242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 perm_addr[ETH_ALEN]; 174342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 region_code; 174442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 fw_rev; 174542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 ps_cookie; 174642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 caps; 174742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 rx_queue_ptr; 174842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 num_tx_queues; 174942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 tx_queue_ptrs[MWL8K_TX_QUEUES]; 175042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 flags; 175142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 num_tx_desc_per_queue; 175242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 total_rxd; 175342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek} __attribute__((packed)); 175442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 175542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek#define MWL8K_SET_HW_SPEC_FLAG_HOST_DECR_MGMT 0x00000080 175642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 175742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhekstatic int mwl8k_cmd_set_hw_spec(struct ieee80211_hw *hw) 175842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek{ 175942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 176042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_cmd_set_hw_spec *cmd; 176142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek int rc; 176242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek int i; 176342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 176442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 176542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek if (cmd == NULL) 176642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek return -ENOMEM; 176742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 176842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_HW_SPEC); 176942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 177042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 177142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->ps_cookie = cpu_to_le32(priv->cookie_dma); 177242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->rx_queue_ptr = cpu_to_le32(priv->rxq[0].rxd_dma); 177342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->num_tx_queues = cpu_to_le32(MWL8K_TX_QUEUES); 177442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 177542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->tx_queue_ptrs[i] = cpu_to_le32(priv->txq[i].txd_dma); 177642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->flags = cpu_to_le32(MWL8K_SET_HW_SPEC_FLAG_HOST_DECR_MGMT); 177742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->num_tx_desc_per_queue = cpu_to_le32(MWL8K_TX_DESCS); 177842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->total_rxd = cpu_to_le32(MWL8K_RX_DESCS); 177942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 178042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 178142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek kfree(cmd); 178242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 178342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek return rc; 178442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek} 178542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 178642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek/* 1787a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_MAC_MULTICAST_ADR. 1788a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1789a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_mac_multicast_adr { 1790a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1791a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 1792a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 numaddr; 1793ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek __u8 addr[0][ETH_ALEN]; 1794a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 1795a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1796d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek#define MWL8K_ENABLE_RX_DIRECTED 0x0001 1797d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek#define MWL8K_ENABLE_RX_MULTICAST 0x0002 1798d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek#define MWL8K_ENABLE_RX_ALL_MULTICAST 0x0004 1799d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek#define MWL8K_ENABLE_RX_BROADCAST 0x0008 1800ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek 1801e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhekstatic struct mwl8k_cmd_pkt * 1802447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek__mwl8k_cmd_mac_multicast_adr(struct ieee80211_hw *hw, int allmulti, 1803e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek int mc_count, struct dev_addr_list *mclist) 1804a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1805e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1806a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_mac_multicast_adr *cmd; 1807e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek int size; 1808e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 1809447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek if (allmulti || mc_count > priv->num_mcaddrs) { 1810d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek allmulti = 1; 1811d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek mc_count = 0; 1812d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek } 1813e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 1814e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek size = sizeof(*cmd) + mc_count * ETH_ALEN; 1815ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek 1816e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek cmd = kzalloc(size, GFP_ATOMIC); 1817a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1818e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek return NULL; 1819a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1820a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_MAC_MULTICAST_ADR); 1821a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(size); 1822d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek cmd->action = cpu_to_le16(MWL8K_ENABLE_RX_DIRECTED | 1823d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek MWL8K_ENABLE_RX_BROADCAST); 1824d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek 1825d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek if (allmulti) { 1826d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek cmd->action |= cpu_to_le16(MWL8K_ENABLE_RX_ALL_MULTICAST); 1827d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek } else if (mc_count) { 1828d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek int i; 1829d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek 1830d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek cmd->action |= cpu_to_le16(MWL8K_ENABLE_RX_MULTICAST); 1831d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek cmd->numaddr = cpu_to_le16(mc_count); 1832d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek for (i = 0; i < mc_count && mclist; i++) { 1833d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek if (mclist->da_addrlen != ETH_ALEN) { 1834d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek kfree(cmd); 1835d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek return NULL; 1836d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek } 1837d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek memcpy(cmd->addr[i], mclist->da_addr, ETH_ALEN); 1838d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek mclist = mclist->next; 1839a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1840a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1841a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1842e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek return &cmd->header; 1843a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1844a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1845a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 184655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_GET_STAT. 1847a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 184855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_get_stat { 1849a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1850a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 stats[64]; 1851a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1852a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1853a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STAT_ACK_FAILURE 9 1854a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STAT_RTS_FAILURE 12 1855a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STAT_FCS_ERROR 24 1856a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STAT_RTS_SUCCESS 11 1857a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 185855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_get_stat(struct ieee80211_hw *hw, 185955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct ieee80211_low_level_stats *stats) 1860a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 186155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_get_stat *cmd; 1862a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1863a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1864a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 1865a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1866a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1867a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1868a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_GET_STAT); 1869a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 1870a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1871a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 1872a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc) { 1873a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek stats->dot11ACKFailureCount = 1874a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek le32_to_cpu(cmd->stats[MWL8K_STAT_ACK_FAILURE]); 1875a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek stats->dot11RTSFailureCount = 1876a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek le32_to_cpu(cmd->stats[MWL8K_STAT_RTS_FAILURE]); 1877a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek stats->dot11FCSErrorCount = 1878a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek le32_to_cpu(cmd->stats[MWL8K_STAT_FCS_ERROR]); 1879a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek stats->dot11RTSSuccessCount = 1880a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek le32_to_cpu(cmd->stats[MWL8K_STAT_RTS_SUCCESS]); 1881a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1882a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 1883a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1884a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1885a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1886a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1887a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 188855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_RADIO_CONTROL. 1889a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 189055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_radio_control { 1891a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1892a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 1893a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 control; 1894a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 radio_on; 1895a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1896a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1897c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhekstatic int 189855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekmwl8k_cmd_radio_control(struct ieee80211_hw *hw, bool enable, bool force) 1899a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1900a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 190155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_radio_control *cmd; 1902a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1903a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1904c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek if (enable == priv->radio_on && !force) 1905a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 1906a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1907a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 1908a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1909a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1910a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1911a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_RADIO_CONTROL); 1912a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 1913a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 191468ce38845c23443b15e374fb7362916c1231278eLennert Buytenhek cmd->control = cpu_to_le16(priv->radio_short_preamble ? 3 : 1); 1915a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->radio_on = cpu_to_le16(enable ? 0x0001 : 0x0000); 1916a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1917a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 1918a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 1919a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1920a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc) 1921c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek priv->radio_on = enable; 1922a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1923a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1924a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1925a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 192655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_radio_disable(struct ieee80211_hw *hw) 1927c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek{ 192855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return mwl8k_cmd_radio_control(hw, 0, 0); 1929c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek} 1930c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek 193155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_radio_enable(struct ieee80211_hw *hw) 1932c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek{ 193355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return mwl8k_cmd_radio_control(hw, 1, 0); 1934c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek} 1935c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek 1936a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 1937a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmwl8k_set_radio_preamble(struct ieee80211_hw *hw, bool short_preamble) 1938a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 193999200a992e365a73dc67a6570524e5f3af4386ddLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1940a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 194168ce38845c23443b15e374fb7362916c1231278eLennert Buytenhek priv->radio_short_preamble = short_preamble; 1942a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 194355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return mwl8k_cmd_radio_control(hw, 1, 1); 1944a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1945a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1946a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 194755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_RF_TX_POWER. 1948a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1949a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TX_POWER_LEVEL_TOTAL 8 1950a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 195155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_rf_tx_power { 1952a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1953a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 1954a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 support_level; 1955a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 current_level; 1956a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 reserved; 1957a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 power_level_list[MWL8K_TX_POWER_LEVEL_TOTAL]; 1958a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1959a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 196055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_rf_tx_power(struct ieee80211_hw *hw, int dBm) 1961a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 196255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_rf_tx_power *cmd; 1963a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1964a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1965a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 1966a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1967a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1968a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1969a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_RF_TX_POWER); 1970a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 1971a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 1972a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->support_level = cpu_to_le16(dBm); 1973a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1974a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 1975a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 1976a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1977a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1978a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1979a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1980a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 198108b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek * CMD_RF_ANTENNA. 198208b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek */ 198308b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhekstruct mwl8k_cmd_rf_antenna { 198408b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek struct mwl8k_cmd_pkt header; 198508b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek __le16 antenna; 198608b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek __le16 mode; 198708b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek} __attribute__((packed)); 198808b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 198908b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek#define MWL8K_RF_ANTENNA_RX 1 199008b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek#define MWL8K_RF_ANTENNA_TX 2 199108b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 199208b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhekstatic int 199308b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhekmwl8k_cmd_rf_antenna(struct ieee80211_hw *hw, int antenna, int mask) 199408b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek{ 199508b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek struct mwl8k_cmd_rf_antenna *cmd; 199608b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek int rc; 199708b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 199808b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 199908b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek if (cmd == NULL) 200008b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek return -ENOMEM; 200108b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 200208b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_RF_ANTENNA); 200308b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 200408b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek cmd->antenna = cpu_to_le16(antenna); 200508b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek cmd->mode = cpu_to_le16(mask); 200608b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 200708b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 200808b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek kfree(cmd); 200908b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 201008b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek return rc; 201108b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek} 201208b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 201308b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek/* 2014a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_PRE_SCAN. 2015a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2016a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_pre_scan { 2017a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2018a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2019a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2020a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_set_pre_scan(struct ieee80211_hw *hw) 2021a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2022a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_pre_scan *cmd; 2023a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2024a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2025a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2026a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2027a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2028a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2029a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_PRE_SCAN); 2030a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2031a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2032a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2033a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2034a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2035a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2036a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2037a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2038a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2039a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_POST_SCAN. 2040a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2041a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_post_scan { 2042a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2043a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 isibss; 2044d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek __u8 bssid[ETH_ALEN]; 2045a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2046a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2047a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 2048ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhekmwl8k_cmd_set_post_scan(struct ieee80211_hw *hw, __u8 *mac) 2049a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2050a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_post_scan *cmd; 2051a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2052a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2053a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2054a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2055a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2056a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2057a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_POST_SCAN); 2058a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2059a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->isibss = 0; 2060d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek memcpy(cmd->bssid, mac, ETH_ALEN); 2061a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2062a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2063a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2064a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2065a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2066a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2067a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2068a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2069a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_RF_CHANNEL. 2070a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2071a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_rf_channel { 2072a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2073a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 2074a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 current_channel; 2075a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 channel_flags; 2076a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2077a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2078a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_set_rf_channel(struct ieee80211_hw *hw, 2079a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_channel *channel) 2080a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2081a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_rf_channel *cmd; 2082a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2083a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2084a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2085a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2086a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2087a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2088a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_RF_CHANNEL); 2089a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2090a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 2091a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->current_channel = channel->hw_value; 2092a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (channel->band == IEEE80211_BAND_2GHZ) 2093a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->channel_flags = cpu_to_le32(0x00000081); 2094a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek else 2095a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->channel_flags = cpu_to_le32(0x00000000); 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/* 210455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_SET_AID. 2105a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 210655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek#define MWL8K_FRAME_PROT_DISABLED 0x00 210755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek#define MWL8K_FRAME_PROT_11G 0x07 210855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek#define MWL8K_FRAME_PROT_11N_HT_40MHZ_ONLY 0x02 210955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek#define MWL8K_FRAME_PROT_11N_HT_ALL 0x06 2110a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 211155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_update_set_aid { 211255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_pkt header; 211355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le16 aid; 2114a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 211555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek /* AP's MAC address (BSSID) */ 211655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 bssid[ETH_ALEN]; 211755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le16 protection_mode; 211855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 supp_rates[14]; 2119a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2120a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 212155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int 212255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekmwl8k_cmd_set_aid(struct ieee80211_hw *hw, struct ieee80211_vif *vif) 2123a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 212455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_vif *mv_vif = MWL8K_VIF(vif); 212555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_update_set_aid *cmd; 212655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek u16 prot_mode; 2127a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2128a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2129a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2130a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2131a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2132a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 213355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_AID); 2134a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 21357dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek cmd->aid = cpu_to_le16(vif->bss_conf.aid); 2136a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 213755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek memcpy(cmd->bssid, mv_vif->bssid, ETH_ALEN); 2138a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 21397dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek if (vif->bss_conf.use_cts_prot) { 214055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek prot_mode = MWL8K_FRAME_PROT_11G; 214155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek } else { 21427dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek switch (vif->bss_conf.ht_operation_mode & 214355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek IEEE80211_HT_OP_MODE_PROTECTION) { 214455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek case IEEE80211_HT_OP_MODE_PROTECTION_20MHZ: 214555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek prot_mode = MWL8K_FRAME_PROT_11N_HT_40MHZ_ONLY; 214655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek break; 214755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek case IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED: 214855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek prot_mode = MWL8K_FRAME_PROT_11N_HT_ALL; 214955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek break; 215055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek default: 215155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek prot_mode = MWL8K_FRAME_PROT_DISABLED; 215255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek break; 215355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek } 215455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek } 215555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->protection_mode = cpu_to_le16(prot_mode); 2156a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 215755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek memcpy(cmd->supp_rates, mwl8k_rateids, sizeof(mwl8k_rateids)); 2158a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2159a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2160a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2161a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2162a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2163a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2164a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2165a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 216655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_SET_RATE. 216732060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek */ 216855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_set_rate { 216955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_pkt header; 217055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 legacy_rates[14]; 217155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 217255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek /* Bitmap for supported MCS codes. */ 217355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 mcs_set[16]; 217455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 reserved[16]; 217532060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek} __attribute__((packed)); 217632060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 217755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int 217855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekmwl8k_cmd_set_rate(struct ieee80211_hw *hw, struct ieee80211_vif *vif) 217932060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek{ 218055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_set_rate *cmd; 218132060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek int rc; 218232060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 218332060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 218432060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek if (cmd == NULL) 218532060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek return -ENOMEM; 218632060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 218755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_RATE); 218832060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 218955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek memcpy(cmd->legacy_rates, mwl8k_rateids, sizeof(mwl8k_rateids)); 219032060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 219132060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 219232060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek kfree(cmd); 219332060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 219432060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek return rc; 219532060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek} 219632060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 219732060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek/* 219855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_FINALIZE_JOIN. 2199a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 220055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek#define MWL8K_FJ_BEACON_MAXLEN 128 220155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 220255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_finalize_join { 2203a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 220455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le32 sleep_interval; /* Number of beacon periods to sleep */ 220555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 beacon_data[MWL8K_FJ_BEACON_MAXLEN]; 2206a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2207a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 220855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_finalize_join(struct ieee80211_hw *hw, void *frame, 220955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek int framelen, int dtim) 2210a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 221155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_finalize_join *cmd; 221255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct ieee80211_mgmt *payload = frame; 221355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek int payload_len; 2214a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2215a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2216a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2217a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2218a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2219a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 222055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_FINALIZE_JOIN); 2221a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 222255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->sleep_interval = cpu_to_le32(dtim ? dtim : 1); 222355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 222455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek payload_len = framelen - ieee80211_hdrlen(payload->frame_control); 222555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (payload_len < 0) 222655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek payload_len = 0; 222755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek else if (payload_len > MWL8K_FJ_BEACON_MAXLEN) 222855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek payload_len = MWL8K_FJ_BEACON_MAXLEN; 222955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 223055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek memcpy(cmd->beacon_data, &payload->u.beacon, payload_len); 2231a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2232a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2233a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2234a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2235a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2236a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2237a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2238a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 223955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_SET_RTS_THRESHOLD. 2240a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 224155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_set_rts_threshold { 2242a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2243a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 224455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le16 threshold; 2245a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2246a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 224755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_set_rts_threshold(struct ieee80211_hw *hw, 224855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek u16 action, u16 threshold) 2249a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 225055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_set_rts_threshold *cmd; 2251a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2252a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2253a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2254a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2255a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2256a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 225755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_RTS_THRESHOLD); 2258a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 225955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->action = cpu_to_le16(action); 226055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->threshold = cpu_to_le16(threshold); 2261a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2262a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2263a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2264a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2265a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2266a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2267a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2268a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 226955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_SET_SLOT. 2270a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 227155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_set_slot { 2272a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2273a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 227455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 short_slot; 2275a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2276a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 227755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_set_slot(struct ieee80211_hw *hw, bool short_slot_time) 2278a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 227955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_set_slot *cmd; 2280a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2281a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2282a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2283a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2284a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2285a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 228655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_SLOT); 2287a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 228855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 228955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->short_slot = short_slot_time; 2290a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2291a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2292a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2293a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2294a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2295a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2296a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2297a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2298a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_EDCA_PARAMS. 2299a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2300a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_edca_params { 2301a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2302a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2303a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* See MWL8K_SET_EDCA_XXX below */ 2304a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 2305a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2306a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* TX opportunity in units of 32 us */ 2307a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 txop; 2308a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 23092e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek union { 23102e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek struct { 23112e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* Log exponent of max contention period: 0...15 */ 23122e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __le32 log_cw_max; 23132e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek 23142e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* Log exponent of min contention period: 0...15 */ 23152e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __le32 log_cw_min; 23162e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek 23172e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* Adaptive interframe spacing in units of 32us */ 23182e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __u8 aifs; 23192e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek 23202e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* TX queue to configure */ 23212e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __u8 txq; 23222e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek } ap; 23232e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek struct { 23242e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* Log exponent of max contention period: 0...15 */ 23252e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __u8 log_cw_max; 2326a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 23272e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* Log exponent of min contention period: 0...15 */ 23282e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __u8 log_cw_min; 2329a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 23302e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* Adaptive interframe spacing in units of 32us */ 23312e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __u8 aifs; 2332a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 23332e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* TX queue to configure */ 23342e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __u8 txq; 23352e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek } sta; 23362e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek }; 2337a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2338a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2339a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_SET_EDCA_CW 0x01 2340a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_SET_EDCA_TXOP 0x02 2341a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_SET_EDCA_AIFS 0x04 2342a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2343a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_SET_EDCA_ALL (MWL8K_SET_EDCA_CW | \ 2344a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_SET_EDCA_TXOP | \ 2345a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_SET_EDCA_AIFS) 2346a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2347a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 234855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekmwl8k_cmd_set_edca_params(struct ieee80211_hw *hw, __u8 qnum, 234955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u16 cw_min, __u16 cw_max, 235055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 aifs, __u16 txop) 2351a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 23522e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2353a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_edca_params *cmd; 2354a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2355a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2356a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2357a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2358a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2359a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 236022995b2411d4c5bbd832a54c4ef6ad3e24a2a34bLennert Buytenhek /* 236122995b2411d4c5bbd832a54c4ef6ad3e24a2a34bLennert Buytenhek * Queues 0 (BE) and 1 (BK) are swapped in hardware for 236222995b2411d4c5bbd832a54c4ef6ad3e24a2a34bLennert Buytenhek * this call. 236322995b2411d4c5bbd832a54c4ef6ad3e24a2a34bLennert Buytenhek */ 236422995b2411d4c5bbd832a54c4ef6ad3e24a2a34bLennert Buytenhek qnum ^= !(qnum >> 1); 236522995b2411d4c5bbd832a54c4ef6ad3e24a2a34bLennert Buytenhek 2366a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_EDCA_PARAMS); 2367a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2368a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_SET_EDCA_ALL); 2369a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->txop = cpu_to_le16(txop); 23702e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek if (priv->ap_fw) { 23712e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->ap.log_cw_max = cpu_to_le32(ilog2(cw_max + 1)); 23722e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->ap.log_cw_min = cpu_to_le32(ilog2(cw_min + 1)); 23732e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->ap.aifs = aifs; 23742e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->ap.txq = qnum; 23752e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek } else { 23762e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->sta.log_cw_max = (u8)ilog2(cw_max + 1); 23772e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->sta.log_cw_min = (u8)ilog2(cw_min + 1); 23782e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->sta.aifs = aifs; 23792e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->sta.txq = qnum; 23802e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek } 2381a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2382a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2383a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2384a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2385a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2386a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2387a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2388a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 238955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_SET_WMM_MODE. 2390a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 239155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_set_wmm_mode { 2392a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 239355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le16 action; 2394a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2395a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 239655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_set_wmm_mode(struct ieee80211_hw *hw, bool enable) 2397a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 239855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 239955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_set_wmm_mode *cmd; 2400a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2401a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2402a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2403a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2404a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2405a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 240655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_WMM_MODE); 2407a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 240855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->action = cpu_to_le16(!!enable); 2409a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2410a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2411a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 241216cec43da50c4b4702653ca710549fd3457a4e6cLennert Buytenhek 241355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (!rc) 241455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek priv->wmm_enabled = enable; 2415a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2416a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2417a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2418a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2419a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 242055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_MIMO_CONFIG. 2421a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 242255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_mimo_config { 242355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_pkt header; 242455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le32 action; 242555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 rx_antenna_map; 242655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 tx_antenna_map; 2427a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2428a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 242955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_mimo_config(struct ieee80211_hw *hw, __u8 rx, __u8 tx) 2430a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 243155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_mimo_config *cmd; 2432a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2433a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2434a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2435a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2436a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2437a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 243855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_MIMO_CONFIG); 2439a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 244055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->action = cpu_to_le32((u32)MWL8K_CMD_SET); 244155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->rx_antenna_map = rx; 244255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->tx_antenna_map = tx; 2443a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2444a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2445a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2446a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2447a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2448a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2449a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2450a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2451a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_USE_FIXED_RATE. 2452a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2453a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_RATE_TABLE_SIZE 8 2454a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_UCAST_RATE 0 2455a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_USE_AUTO_RATE 0x0002 2456a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2457a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_rate_entry { 2458a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set to 1 if HT rate, 0 if legacy. */ 2459a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 is_ht_rate; 2460a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2461a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set to 1 to use retry_count field. */ 2462a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 enable_retry; 2463a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2464a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Specified legacy rate or MCS. */ 2465a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 rate; 2466a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2467a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Number of allowed retries. */ 2468a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 retry_count; 2469a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2470a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2471a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_rate_table { 2472a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 1 to allow specified rate and below */ 2473a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 allow_rate_drop; 2474a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 num_rates; 2475a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rate_entry rate_entry[MWL8K_RATE_TABLE_SIZE]; 2476a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2477a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2478a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_use_fixed_rate { 2479a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2480a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 action; 2481a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rate_table rate_table; 2482a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2483a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Unicast, Broadcast or Multicast */ 2484a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 rate_type; 2485a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 reserved1; 2486a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 reserved2; 2487a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2488a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2489a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_use_fixed_rate(struct ieee80211_hw *hw, 2490a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 action, u32 rate_type, struct mwl8k_rate_table *rate_table) 2491a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2492a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_use_fixed_rate *cmd; 2493a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int count; 2494a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2495a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2496a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2497a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2498a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2499a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2500a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_USE_FIXED_RATE); 2501a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2502a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2503a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le32(action); 2504a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->rate_type = cpu_to_le32(rate_type); 2505a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2506a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rate_table != NULL) { 2507c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek /* 2508c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek * Copy over each field manually so that endian 2509c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek * conversion can be done. 2510c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek */ 2511a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->rate_table.allow_rate_drop = 2512a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cpu_to_le32(rate_table->allow_rate_drop); 2513a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->rate_table.num_rates = 2514a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cpu_to_le32(rate_table->num_rates); 2515a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2516a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (count = 0; count < rate_table->num_rates; count++) { 2517a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rate_entry *dst = 2518a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek &cmd->rate_table.rate_entry[count]; 2519a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rate_entry *src = 2520a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek &rate_table->rate_entry[count]; 2521a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2522a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dst->is_ht_rate = cpu_to_le32(src->is_ht_rate); 2523a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dst->enable_retry = cpu_to_le32(src->enable_retry); 2524a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dst->rate = cpu_to_le32(src->rate); 2525a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dst->retry_count = cpu_to_le32(src->retry_count); 2526a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2527a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2528a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2529a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2530a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2531a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2532a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2533a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2534a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 253555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek/* 253655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_ENABLE_SNIFFER. 253755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek */ 253855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_enable_sniffer { 253955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_pkt header; 254055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le32 action; 254155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek} __attribute__((packed)); 254255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 254355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_enable_sniffer(struct ieee80211_hw *hw, bool enable) 254455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek{ 254555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_enable_sniffer *cmd; 254655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek int rc; 254755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 254855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 254955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (cmd == NULL) 255055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return -ENOMEM; 255155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 255255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_ENABLE_SNIFFER); 255355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 255455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->action = cpu_to_le32(!!enable); 255555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 255655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 255755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek kfree(cmd); 255855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 255955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return rc; 256055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek} 256155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 256255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek/* 256355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_SET_MAC_ADDR. 256455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek */ 256555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_set_mac_addr { 256655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_pkt header; 256755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek union { 256855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct { 256955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le16 mac_type; 257055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 mac_addr[ETH_ALEN]; 257155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek } mbss; 257255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 mac_addr[ETH_ALEN]; 257355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek }; 257455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek} __attribute__((packed)); 257555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 257655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_set_mac_addr(struct ieee80211_hw *hw, u8 *mac) 257755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek{ 257855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 257955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_set_mac_addr *cmd; 258055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek int rc; 258155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 258255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 258355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (cmd == NULL) 258455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return -ENOMEM; 258555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 258655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_MAC_ADDR); 258755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 258855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (priv->ap_fw) { 258955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->mbss.mac_type = 0; 259055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek memcpy(cmd->mbss.mac_addr, mac, ETH_ALEN); 259155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek } else { 259255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek memcpy(cmd->mac_addr, mac, ETH_ALEN); 259355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek } 259455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 259555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 259655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek kfree(cmd); 259755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 259855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return rc; 259955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek} 260055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 260155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek/* 260255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_SET_RATEADAPT_MODE. 260355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek */ 260455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_set_rate_adapt_mode { 260555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_pkt header; 260655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le16 action; 260755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le16 mode; 260855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek} __attribute__((packed)); 260955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 261055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_set_rateadapt_mode(struct ieee80211_hw *hw, __u16 mode) 261155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek{ 261255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_set_rate_adapt_mode *cmd; 261355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek int rc; 261455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 261555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 261655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (cmd == NULL) 261755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return -ENOMEM; 261855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 261955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_RATEADAPT_MODE); 262055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 262155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 262255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->mode = cpu_to_le16(mode); 262355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 262455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 262555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek kfree(cmd); 262655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 262755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return rc; 262855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek} 262955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 263055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek/* 263155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_UPDATE_STADB. 263255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek */ 263355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_update_stadb { 263455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_pkt header; 263555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 263655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek /* See STADB_ACTION_TYPE */ 263755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le32 action; 263855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 263955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek /* Peer MAC address */ 264055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 peer_addr[ETH_ALEN]; 264155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 264255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le32 reserved; 264355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 264455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek /* Peer info - valid during add/update. */ 264555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct peer_capability_info peer_info; 264655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek} __attribute__((packed)); 264755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 264855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_update_stadb(struct ieee80211_hw *hw, 264955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct ieee80211_vif *vif, __u32 action) 265055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek{ 265155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_vif *mv_vif = MWL8K_VIF(vif); 265255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_update_stadb *cmd; 265355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct peer_capability_info *peer_info; 265455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek int rc; 265555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 265655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 265755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (cmd == NULL) 265855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return -ENOMEM; 265955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 266055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_UPDATE_STADB); 266155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 266255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 266355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->action = cpu_to_le32(action); 266455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek peer_info = &cmd->peer_info; 266555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek memcpy(cmd->peer_addr, mv_vif->bssid, ETH_ALEN); 266655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 266755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek switch (action) { 266855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek case MWL8K_STA_DB_ADD_ENTRY: 266955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek case MWL8K_STA_DB_MODIFY_ENTRY: 267055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek /* Build peer_info block */ 267155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek peer_info->peer_type = MWL8K_PEER_TYPE_ACCESSPOINT; 26727dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek peer_info->basic_caps = 26737dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek cpu_to_le16(vif->bss_conf.assoc_capability); 267455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek memcpy(peer_info->legacy_rates, mwl8k_rateids, 267555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek sizeof(mwl8k_rateids)); 267655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek peer_info->interop = 1; 267755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek peer_info->amsdu_enabled = 0; 267855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 267955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 268055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (rc == 0) 268155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek mv_vif->peer_id = peer_info->station_id; 268255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 268355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek break; 268455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 268555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek case MWL8K_STA_DB_DEL_ENTRY: 268655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek case MWL8K_STA_DB_FLUSH: 268755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek default: 268855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 268955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (rc == 0) 269055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek mv_vif->peer_id = 0; 269155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek break; 269255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek } 269355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek kfree(cmd); 269455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 269555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return rc; 269655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek} 269755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 2698a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2699a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2700a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Interrupt handling. 2701a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2702a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic irqreturn_t mwl8k_interrupt(int irq, void *dev_id) 2703a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2704a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hw *hw = dev_id; 2705a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2706a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 status; 2707a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2708a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek status = ioread32(priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS); 2709a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(~status, priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS); 2710a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2711a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!status) 2712a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return IRQ_NONE; 2713a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2714a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_A2H_INT_TX_DONE) 2715a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tasklet_schedule(&priv->tx_reclaim_task); 2716a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2717a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_A2H_INT_RX_READY) { 2718a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek while (rxq_process(hw, 0, 1)) 2719a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rxq_refill(hw, 0, 1); 2720a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2721a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2722a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_A2H_INT_OPC_DONE) { 2723618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (priv->hostcmd_wait != NULL) 2724a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek complete(priv->hostcmd_wait); 2725a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2726a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2727a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_A2H_INT_QUEUE_EMPTY) { 2728618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (!mutex_is_locked(&priv->fw_mutex) && 272988de754ad59025eba797e7a8375807755577f450Lennert Buytenhek priv->radio_on && priv->pending_tx_pkts) 2730618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mwl8k_tx_start(priv); 2731a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2732a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2733a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return IRQ_HANDLED; 2734a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2735a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2736a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2737a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2738a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Core driver operations. 2739a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2740a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_tx(struct ieee80211_hw *hw, struct sk_buff *skb) 2741a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2742a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2743a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int index = skb_get_queue_mapping(skb); 2744a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2745a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2746a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->current_channel == NULL) { 2747a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_DEBUG "%s: dropped TX frame since radio " 2748c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek "disabled\n", wiphy_name(hw->wiphy)); 2749a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dev_kfree_skb(skb); 2750a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return NETDEV_TX_OK; 2751a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2752a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2753a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_txq_xmit(hw, index, skb); 2754a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2755a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2756a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2757a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2758a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_start(struct ieee80211_hw *hw) 2759a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2760a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2761a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2762a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2763a0607fd3a25ba1848a63a0d925e36d914735ab47Joe Perches rc = request_irq(priv->pdev->irq, mwl8k_interrupt, 2764a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek IRQF_SHARED, MWL8K_NAME, hw); 2765a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 2766a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to register IRQ handler\n", 2767c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 27682ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek return -EIO; 2769a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2770a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 27712ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek /* Enable tx reclaim tasklet */ 27722ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek tasklet_enable(&priv->tx_reclaim_task); 27732ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek 2774a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Enable interrupts */ 2775c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek iowrite32(MWL8K_A2H_EVENTS, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 2776a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 27772ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek rc = mwl8k_fw_lock(hw); 27782ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek if (!rc) { 277955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_radio_enable(hw); 2780a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 27815e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek if (!priv->ap_fw) { 27825e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek if (!rc) 278355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_enable_sniffer(hw, 0); 2784a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 27855e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek if (!rc) 27865e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek rc = mwl8k_cmd_set_pre_scan(hw); 27875e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek 27885e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek if (!rc) 27895e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek rc = mwl8k_cmd_set_post_scan(hw, 27905e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek "\x00\x00\x00\x00\x00\x00"); 27915e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek } 27922ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek 27932ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek if (!rc) 279455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_set_rateadapt_mode(hw, 0); 2795a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 27962ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek if (!rc) 279755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_set_wmm_mode(hw, 0); 2798a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 27992ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek mwl8k_fw_unlock(hw); 28002ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek } 28012ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek 28022ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek if (rc) { 28032ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 28042ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek free_irq(priv->pdev->irq, hw); 28052ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek tasklet_disable(&priv->tx_reclaim_task); 28062ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek } 2807a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2808a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2809a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2810a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2811a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_stop(struct ieee80211_hw *hw) 2812a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2813a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2814a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 2815a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 281655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek mwl8k_cmd_radio_disable(hw); 2817a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2818a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_stop_queues(hw); 2819a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2820a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Disable interrupts */ 2821a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 2822a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek free_irq(priv->pdev->irq, hw); 2823a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2824a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Stop finalize join worker */ 2825a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cancel_work_sync(&priv->finalize_join_worker); 2826a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->beacon_skb != NULL) 2827a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dev_kfree_skb(priv->beacon_skb); 2828a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2829a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Stop tx reclaim tasklet */ 2830a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tasklet_disable(&priv->tx_reclaim_task); 2831a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2832a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Return all skbs to mac80211 */ 2833a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 2834a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_txq_reclaim(hw, i, 1); 2835a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2836a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2837a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_add_interface(struct ieee80211_hw *hw, 28381ed32e4fc8cfc9656cc1101e7f9617d485fcbe7bJohannes Berg struct ieee80211_vif *vif) 2839a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2840a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2841a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_vif *mwl8k_vif; 2842a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2843a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 2844a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * We only support one active interface at a time. 2845a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2846a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->vif != NULL) 2847a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -EBUSY; 2848a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2849a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 2850a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * We only support managed interfaces for now. 2851a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 28521ed32e4fc8cfc9656cc1101e7f9617d485fcbe7bJohannes Berg if (vif->type != NL80211_IFTYPE_STATION) 2853a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -EINVAL; 2854a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2855a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek /* 2856a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * Reject interface creation if sniffer mode is active, as 2857a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * STA operation is mutually exclusive with hardware sniffer 2858a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * mode. 2859a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek */ 2860a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (priv->sniffer_enabled) { 2861a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek printk(KERN_INFO "%s: unable to create STA " 2862a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek "interface due to sniffer mode being enabled\n", 2863a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek wiphy_name(hw->wiphy)); 2864a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return -EINVAL; 2865a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 2866a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 2867a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Clean out driver private area */ 28681ed32e4fc8cfc9656cc1101e7f9617d485fcbe7bJohannes Berg mwl8k_vif = MWL8K_VIF(vif); 2869a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memset(mwl8k_vif, 0, sizeof(*mwl8k_vif)); 2870a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 287132060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek /* Set and save the mac address */ 28721ed32e4fc8cfc9656cc1101e7f9617d485fcbe7bJohannes Berg mwl8k_cmd_set_mac_addr(hw, vif->addr); 28731ed32e4fc8cfc9656cc1101e7f9617d485fcbe7bJohannes Berg memcpy(mwl8k_vif->mac_addr, vif->addr, ETH_ALEN); 2874a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2875a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set Initial sequence number to zero */ 2876a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_vif->seqno = 0; 2877a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 28781ed32e4fc8cfc9656cc1101e7f9617d485fcbe7bJohannes Berg priv->vif = vif; 2879a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->current_channel = NULL; 2880a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2881a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 2882a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2883a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2884a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_remove_interface(struct ieee80211_hw *hw, 28851ed32e4fc8cfc9656cc1101e7f9617d485fcbe7bJohannes Berg struct ieee80211_vif *vif) 2886a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2887a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2888a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2889a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->vif == NULL) 2890a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return; 2891a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 289255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek mwl8k_cmd_set_mac_addr(hw, "\x00\x00\x00\x00\x00\x00"); 289332060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 2894a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->vif = NULL; 2895a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2896a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2897ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhekstatic int mwl8k_config(struct ieee80211_hw *hw, u32 changed) 2898a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2899a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_conf *conf = &hw->conf; 2900a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2901ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek int rc; 2902a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 29037595d67a06466cc00e3aae1b86544278b57481eeLennert Buytenhek if (conf->flags & IEEE80211_CONF_IDLE) { 290455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek mwl8k_cmd_radio_disable(hw); 29057595d67a06466cc00e3aae1b86544278b57481eeLennert Buytenhek priv->current_channel = NULL; 2906ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek return 0; 29077595d67a06466cc00e3aae1b86544278b57481eeLennert Buytenhek } 29087595d67a06466cc00e3aae1b86544278b57481eeLennert Buytenhek 2909ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek rc = mwl8k_fw_lock(hw); 2910ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek if (rc) 2911ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek return rc; 2912a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 291355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_radio_enable(hw); 2914ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek if (rc) 2915ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek goto out; 2916a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2917ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek rc = mwl8k_cmd_set_rf_channel(hw, conf->channel); 2918ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek if (rc) 2919ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek goto out; 2920ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek 2921ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek priv->current_channel = conf->channel; 2922a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2923a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (conf->power_level > 18) 2924a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek conf->power_level = 18; 292555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_rf_tx_power(hw, conf->power_level); 2926ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek if (rc) 2927ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek goto out; 2928a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 292908b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek if (priv->ap_fw) { 293008b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek rc = mwl8k_cmd_rf_antenna(hw, MWL8K_RF_ANTENNA_RX, 0x7); 293108b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek if (!rc) 293208b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek rc = mwl8k_cmd_rf_antenna(hw, MWL8K_RF_ANTENNA_TX, 0x7); 293308b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek } else { 293408b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek rc = mwl8k_cmd_mimo_config(hw, 0x7, 0x7); 293508b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek } 2936a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2937ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhekout: 2938ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek mwl8k_fw_unlock(hw); 2939a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2940ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek return rc; 2941a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2942a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 29433a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhekstatic void mwl8k_bss_info_changed(struct ieee80211_hw *hw, 29443a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek struct ieee80211_vif *vif, 29453a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek struct ieee80211_bss_conf *info, 29463a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek u32 changed) 2947a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2948a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2949a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_vif *mwl8k_vif = MWL8K_VIF(vif); 29503a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek int rc; 29513a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek 29523a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if ((changed & BSS_CHANGED_ASSOC) == 0) 29533a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek return; 2954a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2955a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->capture_beacon = false; 2956a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 29573a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek rc = mwl8k_fw_lock(hw); 2958942457d63fedd08ce7330b89fc2934be02c3feccLennert Buytenhek if (rc) 29593a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek return; 29603a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek 29617dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek if (vif->bss_conf.assoc) { 29627dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek memcpy(mwl8k_vif->bssid, vif->bss_conf.bssid, ETH_ALEN); 2963d1844d77692de3158ad458ed4c7b86d78ab4085eLennert Buytenhek 2964a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Install rates */ 296555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_set_rate(hw, vif); 29663a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 29673a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 2968a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2969a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Turn on rate adaptation */ 29703a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek rc = mwl8k_cmd_use_fixed_rate(hw, MWL8K_USE_AUTO_RATE, 29713a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek MWL8K_UCAST_RATE, NULL); 29723a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 29733a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 2974a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2975a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set radio preamble */ 29767dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek rc = mwl8k_set_radio_preamble(hw, 29777dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek vif->bss_conf.use_short_preamble); 29783a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 29793a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 2980a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2981a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set slot time */ 29827dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek rc = mwl8k_cmd_set_slot(hw, vif->bss_conf.use_short_slot); 29833a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 29843a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 2985a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2986a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Update peer rate info */ 298755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_update_stadb(hw, vif, 29883a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek MWL8K_STA_DB_MODIFY_ENTRY); 29893a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 29903a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 2991a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2992a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set AID */ 29933a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek rc = mwl8k_cmd_set_aid(hw, vif); 29943a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 29953a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 2996a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2997a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 2998a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Finalize the join. Tell rx handler to process 2999a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * next beacon from our BSSID. 3000a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 3001d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek memcpy(priv->capture_bssid, mwl8k_vif->bssid, ETH_ALEN); 3002a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->capture_beacon = true; 3003a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } else { 300455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_update_stadb(hw, vif, MWL8K_STA_DB_DEL_ENTRY); 3005d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek memset(mwl8k_vif->bssid, 0, ETH_ALEN); 3006a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3007a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 30083a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhekout: 30093a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek mwl8k_fw_unlock(hw); 3010a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3011a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3012e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhekstatic u64 mwl8k_prepare_multicast(struct ieee80211_hw *hw, 3013e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek int mc_count, struct dev_addr_list *mclist) 3014e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek{ 3015e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek struct mwl8k_cmd_pkt *cmd; 3016e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 3017447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek /* 3018447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * Synthesize and return a command packet that programs the 3019447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * hardware multicast address filter. At this point we don't 3020447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * know whether FIF_ALLMULTI is being requested, but if it is, 3021447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * we'll end up throwing this packet away and creating a new 3022447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * one in mwl8k_configure_filter(). 3023447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek */ 3024447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek cmd = __mwl8k_cmd_mac_multicast_adr(hw, 0, mc_count, mclist); 3025e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 3026e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek return (unsigned long)cmd; 3027e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek} 3028e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 3029a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhekstatic int 3030a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhekmwl8k_configure_filter_sniffer(struct ieee80211_hw *hw, 3031a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek unsigned int changed_flags, 3032a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek unsigned int *total_flags) 3033a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek{ 3034a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3035a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3036a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek /* 3037a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * Hardware sniffer mode is mutually exclusive with STA 3038a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * operation, so refuse to enable sniffer mode if a STA 3039a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * interface is active. 3040a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek */ 3041a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (priv->vif != NULL) { 3042a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (net_ratelimit()) 3043a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek printk(KERN_INFO "%s: not enabling sniffer " 3044a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek "mode because STA interface is active\n", 3045a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek wiphy_name(hw->wiphy)); 3046a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return 0; 3047a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 3048a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3049a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (!priv->sniffer_enabled) { 305055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (mwl8k_cmd_enable_sniffer(hw, 1)) 3051a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return 0; 3052a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek priv->sniffer_enabled = true; 3053a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 3054a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3055a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek *total_flags &= FIF_PROMISC_IN_BSS | FIF_ALLMULTI | 3056a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek FIF_BCN_PRBRESP_PROMISC | FIF_CONTROL | 3057a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek FIF_OTHER_BSS; 3058a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3059a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return 1; 3060a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek} 3061a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3062e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhekstatic void mwl8k_configure_filter(struct ieee80211_hw *hw, 3063e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek unsigned int changed_flags, 3064e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek unsigned int *total_flags, 3065e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek u64 multicast) 3066e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek{ 3067e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3068a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek struct mwl8k_cmd_pkt *cmd = (void *)(unsigned long)multicast; 3069a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3070a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek /* 3071c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek * AP firmware doesn't allow fine-grained control over 3072c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek * the receive filter. 3073c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek */ 3074c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek if (priv->ap_fw) { 3075c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek *total_flags &= FIF_ALLMULTI | FIF_BCN_PRBRESP_PROMISC; 3076c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek kfree(cmd); 3077c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek return; 3078c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek } 3079c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek 3080c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek /* 3081a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * Enable hardware sniffer mode if FIF_CONTROL or 3082a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * FIF_OTHER_BSS is requested. 3083a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek */ 3084a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (*total_flags & (FIF_CONTROL | FIF_OTHER_BSS) && 3085a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek mwl8k_configure_filter_sniffer(hw, changed_flags, total_flags)) { 3086a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek kfree(cmd); 3087a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return; 3088a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 3089a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3090e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek /* Clear unsupported feature flags */ 3091447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek *total_flags &= FIF_ALLMULTI | FIF_BCN_PRBRESP_PROMISC; 3092a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3093e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek if (mwl8k_fw_lock(hw)) 3094e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek return; 3095a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3096a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (priv->sniffer_enabled) { 309755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek mwl8k_cmd_enable_sniffer(hw, 0); 3098a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek priv->sniffer_enabled = false; 3099a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 3100a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3101e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek if (changed_flags & FIF_BCN_PRBRESP_PROMISC) { 310277165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek if (*total_flags & FIF_BCN_PRBRESP_PROMISC) { 310377165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek /* 310477165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * Disable the BSS filter. 310577165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek */ 3106e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek mwl8k_cmd_set_pre_scan(hw); 310777165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek } else { 3108a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek u8 *bssid; 3109a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek 311077165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek /* 311177165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * Enable the BSS filter. 311277165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * 311377165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * If there is an active STA interface, use that 311477165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * interface's BSSID, otherwise use a dummy one 311577165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * (where the OUI part needs to be nonzero for 311677165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * the BSSID to be accepted by POST_SCAN). 311777165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek */ 311877165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek bssid = "\x01\x00\x00\x00\x00\x00"; 3119a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek if (priv->vif != NULL) 3120a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek bssid = MWL8K_VIF(priv->vif)->bssid; 3121a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek 3122e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek mwl8k_cmd_set_post_scan(hw, bssid); 3123a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3124a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3125a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3126447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek /* 3127447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * If FIF_ALLMULTI is being requested, throw away the command 3128447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * packet that ->prepare_multicast() built and replace it with 3129447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * a command packet that enables reception of all multicast 3130447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * packets. 3131447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek */ 3132447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek if (*total_flags & FIF_ALLMULTI) { 3133447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek kfree(cmd); 3134447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek cmd = __mwl8k_cmd_mac_multicast_adr(hw, 1, 0, NULL); 3135447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek } 3136447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek 3137447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek if (cmd != NULL) { 3138447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek mwl8k_post_cmd(hw, cmd); 3139447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek kfree(cmd); 3140e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek } 3141a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3142e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek mwl8k_fw_unlock(hw); 3143a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3144a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3145a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_set_rts_threshold(struct ieee80211_hw *hw, u32 value) 3146a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 314755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return mwl8k_cmd_set_rts_threshold(hw, MWL8K_CMD_SET, value); 3148a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3149a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3150a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_conf_tx(struct ieee80211_hw *hw, u16 queue, 3151a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek const struct ieee80211_tx_queue_params *params) 3152a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 31533e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3154a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 3155a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 31563e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek rc = mwl8k_fw_lock(hw); 31573e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek if (!rc) { 31583e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek if (!priv->wmm_enabled) 315955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_set_wmm_mode(hw, 1); 3160a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 31613e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek if (!rc) 316255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_set_edca_params(hw, queue, 316355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek params->cw_min, 316455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek params->cw_max, 316555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek params->aifs, 316655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek params->txop); 31673e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek 31683e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek mwl8k_fw_unlock(hw); 3169a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 31703e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek 3171a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 3172a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3173a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3174a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_get_tx_stats(struct ieee80211_hw *hw, 3175a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_tx_queue_stats *stats) 3176a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3177a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3178a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq; 3179a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int index; 3180a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3181a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_lock_bh(&priv->tx_lock); 3182a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (index = 0; index < MWL8K_TX_QUEUES; index++) { 3183a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek txq = priv->txq + index; 318445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memcpy(&stats[index], &txq->stats, 3185a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek sizeof(struct ieee80211_tx_queue_stats)); 3186a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3187a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_unlock_bh(&priv->tx_lock); 3188a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3189954ef509cc7d795ccd69fa2e01539297e9a003a0Lennert Buytenhek return 0; 3190a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3191a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3192a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_get_stats(struct ieee80211_hw *hw, 3193a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_low_level_stats *stats) 3194a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 319555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return mwl8k_cmd_get_stat(hw, stats); 3196a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3197a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3198a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic const struct ieee80211_ops mwl8k_ops = { 3199a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .tx = mwl8k_tx, 3200a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .start = mwl8k_start, 3201a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .stop = mwl8k_stop, 3202a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .add_interface = mwl8k_add_interface, 3203a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .remove_interface = mwl8k_remove_interface, 3204a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .config = mwl8k_config, 3205a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .bss_info_changed = mwl8k_bss_info_changed, 32063ac64beecd27400d12cc7afb4108eef26c499f6aJohannes Berg .prepare_multicast = mwl8k_prepare_multicast, 3207a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .configure_filter = mwl8k_configure_filter, 3208a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .set_rts_threshold = mwl8k_set_rts_threshold, 3209a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .conf_tx = mwl8k_conf_tx, 3210a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .get_tx_stats = mwl8k_get_tx_stats, 3211a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .get_stats = mwl8k_get_stats, 3212a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 3213a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3214a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_tx_reclaim_handler(unsigned long data) 3215a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3216a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 3217a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hw *hw = (struct ieee80211_hw *) data; 3218a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3219a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3220a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_lock_bh(&priv->tx_lock); 3221a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 3222a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_txq_reclaim(hw, i, 0); 3223a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 322488de754ad59025eba797e7a8375807755577f450Lennert Buytenhek if (priv->tx_wait != NULL && !priv->pending_tx_pkts) { 3225ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek complete(priv->tx_wait); 3226ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek priv->tx_wait = NULL; 3227a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3228a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_unlock_bh(&priv->tx_lock); 3229a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3230a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3231a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_finalize_join_worker(struct work_struct *work) 3232a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3233a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = 3234a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek container_of(work, struct mwl8k_priv, finalize_join_worker); 3235a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *skb = priv->beacon_skb; 3236a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 32377dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek mwl8k_cmd_finalize_join(priv->hw, skb->data, skb->len, 32387dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek priv->vif->bss_conf.dtim_period); 3239a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dev_kfree_skb(skb); 3240a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3241a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->beacon_skb = NULL; 3242a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3243a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3244bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linvilleenum { 3245bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville MWL8687 = 0, 3246bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville MWL8366, 32476f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek}; 32486f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 3249bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linvillestatic struct mwl8k_device_info mwl8k_info_tbl[] __devinitdata = { 325049eb691c8f48a29adfdfbdeb82433f1f8cb6524dLennert Buytenhek [MWL8687] = { 3251bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .part_name = "88w8687", 3252bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .helper_image = "mwl8k/helper_8687.fw", 3253bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .fw_image = "mwl8k/fmimage_8687.fw", 3254bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville }, 325549eb691c8f48a29adfdfbdeb82433f1f8cb6524dLennert Buytenhek [MWL8366] = { 3256bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .part_name = "88w8366", 3257bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .helper_image = "mwl8k/helper_8366.fw", 3258bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .fw_image = "mwl8k/fmimage_8366.fw", 325989a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .ap_rxd_ops = &rxd_8366_ap_ops, 3260bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville }, 326145a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek}; 326245a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek 326345a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhekstatic DEFINE_PCI_DEVICE_TABLE(mwl8k_pci_id_table) = { 3264bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville { PCI_VDEVICE(MARVELL, 0x2a2b), .driver_data = MWL8687, }, 3265bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville { PCI_VDEVICE(MARVELL, 0x2a30), .driver_data = MWL8687, }, 3266bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville { PCI_VDEVICE(MARVELL, 0x2a40), .driver_data = MWL8366, }, 3267bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville { }, 326845a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek}; 326945a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert BuytenhekMODULE_DEVICE_TABLE(pci, mwl8k_pci_id_table); 327045a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek 3271a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int __devinit mwl8k_probe(struct pci_dev *pdev, 3272a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek const struct pci_device_id *id) 3273a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 32742aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek static int printed_version = 0; 3275a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hw *hw; 3276a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv; 3277a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 3278a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 32792aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek 32802aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek if (!printed_version) { 32812aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek printk(KERN_INFO "%s version %s\n", MWL8K_DESC, MWL8K_VERSION); 32822aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek printed_version = 1; 32832aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek } 3284a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3285be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3286a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = pci_enable_device(pdev); 3287a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3288a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: Cannot enable new PCI device\n", 3289a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_NAME); 3290a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 3291a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3292a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3293a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = pci_request_regions(pdev, MWL8K_NAME); 3294a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3295a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: Cannot obtain PCI resources\n", 3296a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_NAME); 32973db95e50c8813d8ed04a1ec7cd7b77dba7c81c80Lennert Buytenhek goto err_disable_device; 3298a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3299a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3300a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_set_master(pdev); 3301a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3302be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3303a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw = ieee80211_alloc_hw(sizeof(*priv), &mwl8k_ops); 3304a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (hw == NULL) { 3305a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: ieee80211 alloc failed\n", MWL8K_NAME); 3306a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -ENOMEM; 3307a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_free_reg; 3308a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3309a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3310be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek SET_IEEE80211_DEV(hw, &pdev->dev); 3311be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek pci_set_drvdata(pdev, hw); 3312be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3313a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv = hw->priv; 3314a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->hw = hw; 3315a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->pdev = pdev; 3316bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville priv->device_info = &mwl8k_info_tbl[id->driver_data]; 3317a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3318a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 33195b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek priv->sram = pci_iomap(pdev, 0, 0x10000); 33205b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek if (priv->sram == NULL) { 33215b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek printk(KERN_ERR "%s: Cannot map device SRAM\n", 3322c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 3323a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_iounmap; 3324a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3325a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 33265b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek /* 33275b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek * If BAR0 is a 32 bit BAR, the register BAR will be BAR1. 33285b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek * If BAR0 is a 64 bit BAR, the register BAR will be BAR2. 33295b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek */ 33305b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek priv->regs = pci_iomap(pdev, 1, 0x10000); 33315b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek if (priv->regs == NULL) { 33325b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek priv->regs = pci_iomap(pdev, 2, 0x10000); 33335b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek if (priv->regs == NULL) { 33345b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek printk(KERN_ERR "%s: Cannot map device registers\n", 33355b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek wiphy_name(hw->wiphy)); 33365b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek goto err_iounmap; 33375b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek } 33385b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek } 33395b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek 3340be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3341be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek /* Reset firmware and hardware */ 3342be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek mwl8k_hw_reset(priv); 3343be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3344be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek /* Ask userland hotplug daemon for the device firmware */ 3345be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek rc = mwl8k_request_firmware(priv); 3346be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek if (rc) { 3347be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek printk(KERN_ERR "%s: Firmware files not found\n", 3348be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek wiphy_name(hw->wiphy)); 3349be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek goto err_stop_firmware; 3350be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek } 3351be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3352be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek /* Load firmware into hardware */ 3353be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek rc = mwl8k_load_firmware(hw); 3354be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek if (rc) { 3355be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek printk(KERN_ERR "%s: Cannot start firmware\n", 3356be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek wiphy_name(hw->wiphy)); 3357be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek goto err_stop_firmware; 3358be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek } 3359be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3360be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek /* Reclaim memory once firmware is successfully loaded */ 3361be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek mwl8k_release_firmware(priv); 3362be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3363be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 336491942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek if (priv->ap_fw) { 336589a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek priv->rxd_ops = priv->device_info->ap_rxd_ops; 336691942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek if (priv->rxd_ops == NULL) { 336791942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek printk(KERN_ERR "%s: Driver does not have AP " 336891942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek "firmware image support for this hardware\n", 336991942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek wiphy_name(hw->wiphy)); 337091942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek goto err_stop_firmware; 337191942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek } 337291942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek } else { 337389a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek priv->rxd_ops = &rxd_sta_ops; 337491942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek } 3375be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3376be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek priv->sniffer_enabled = false; 3377be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek priv->wmm_enabled = false; 3378be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek priv->pending_tx_pkts = 0; 3379be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3380be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3381a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memcpy(priv->channels, mwl8k_channels, sizeof(mwl8k_channels)); 3382a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->band.band = IEEE80211_BAND_2GHZ; 3383a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->band.channels = priv->channels; 3384a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->band.n_channels = ARRAY_SIZE(mwl8k_channels); 3385a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->band.bitrates = priv->rates; 3386a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->band.n_bitrates = ARRAY_SIZE(mwl8k_rates); 3387a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw->wiphy->bands[IEEE80211_BAND_2GHZ] = &priv->band; 3388a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3389a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek BUILD_BUG_ON(sizeof(priv->rates) != sizeof(mwl8k_rates)); 3390a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memcpy(priv->rates, mwl8k_rates, sizeof(mwl8k_rates)); 3391a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3392a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 3393a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Extra headroom is the size of the required DMA header 3394a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * minus the size of the smallest 802.11 frame (CTS frame). 3395a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 3396a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw->extra_tx_headroom = 3397a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek sizeof(struct mwl8k_dma_data) - sizeof(struct ieee80211_cts); 3398a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3399a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw->channel_change_time = 10; 3400a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3401a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw->queues = MWL8K_TX_QUEUES; 3402a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3403a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set rssi and noise values to dBm */ 3404ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek hw->flags |= IEEE80211_HW_SIGNAL_DBM | IEEE80211_HW_NOISE_DBM; 3405a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw->vif_data_size = sizeof(struct mwl8k_vif); 3406a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->vif = NULL; 3407a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3408a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set default radio state and preamble */ 3409c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek priv->radio_on = 0; 341068ce38845c23443b15e374fb7362916c1231278eLennert Buytenhek priv->radio_short_preamble = 0; 3411a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3412a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Finalize join worker */ 3413a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek INIT_WORK(&priv->finalize_join_worker, mwl8k_finalize_join_worker); 3414a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3415a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* TX reclaim tasklet */ 3416a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tasklet_init(&priv->tx_reclaim_task, 3417a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_tx_reclaim_handler, (unsigned long)hw); 3418a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tasklet_disable(&priv->tx_reclaim_task); 3419a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3420a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Power management cookie */ 3421a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->cookie = pci_alloc_consistent(priv->pdev, 4, &priv->cookie_dma); 3422a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->cookie == NULL) 3423be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek goto err_stop_firmware; 3424a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3425a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_rxq_init(hw, 0); 3426a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 3427be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek goto err_free_cookie; 3428a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rxq_refill(hw, 0, INT_MAX); 3429a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3430618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mutex_init(&priv->fw_mutex); 3431618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_owner = NULL; 3432618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_depth = 0; 3433618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->hostcmd_wait = NULL; 3434618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 3435a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_lock_init(&priv->tx_lock); 3436a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 343788de754ad59025eba797e7a8375807755577f450Lennert Buytenhek priv->tx_wait = NULL; 343888de754ad59025eba797e7a8375807755577f450Lennert Buytenhek 3439a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) { 3440a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_txq_init(hw, i); 3441a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 3442a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_free_queues; 3443a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3444a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3445a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS); 3446c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 3447a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_CLEAR_SEL); 3448a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0xffffffff, priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS_MASK); 3449a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3450a0607fd3a25ba1848a63a0d925e36d914735ab47Joe Perches rc = request_irq(priv->pdev->irq, mwl8k_interrupt, 3451a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek IRQF_SHARED, MWL8K_NAME, hw); 3452a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3453a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to register IRQ handler\n", 3454c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 3455a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_free_queues; 3456a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3457a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3458a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 3459a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Temporarily enable interrupts. Initial firmware host 3460a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * commands use interrupts and avoids polling. Disable 3461a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * interrupts when done. 3462a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 3463c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek iowrite32(MWL8K_A2H_EVENTS, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 3464a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3465a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Get config data, mac addrs etc */ 346642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek if (priv->ap_fw) { 346742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek rc = mwl8k_cmd_get_hw_spec_ap(hw); 346842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek if (!rc) 346942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek rc = mwl8k_cmd_set_hw_spec(hw); 347042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek } else { 347142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek rc = mwl8k_cmd_get_hw_spec_sta(hw); 347289a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek 347389a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION); 347442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek } 3475a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3476c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Cannot initialise firmware\n", 3477c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 3478be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek goto err_free_irq; 3479a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3480a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3481a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Turn radio off */ 348255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_radio_disable(hw); 3483a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3484c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Cannot disable\n", wiphy_name(hw->wiphy)); 3485be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek goto err_free_irq; 3486a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3487a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 348832060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek /* Clear MAC address */ 348955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_set_mac_addr(hw, "\x00\x00\x00\x00\x00\x00"); 349032060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek if (rc) { 349132060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek printk(KERN_ERR "%s: Cannot clear MAC address\n", 349232060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek wiphy_name(hw->wiphy)); 3493be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek goto err_free_irq; 349432060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek } 349532060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 3496a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Disable interrupts */ 3497a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 3498a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek free_irq(priv->pdev->irq, hw); 3499a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3500a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = ieee80211_register_hw(hw); 3501a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3502c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Cannot register device\n", 3503c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 3504153458ff7ed5949cd5b07a2355a34aad9891ad98Lennert Buytenhek goto err_free_queues; 3505a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3506a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3507eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek printk(KERN_INFO "%s: %s v%d, %pM, %s firmware %u.%u.%u.%u\n", 3508a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek wiphy_name(hw->wiphy), priv->device_info->part_name, 350945a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek priv->hw_rev, hw->wiphy->perm_addr, 3510eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek priv->ap_fw ? "AP" : "STA", 35112aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek (priv->fw_rev >> 24) & 0xff, (priv->fw_rev >> 16) & 0xff, 35122aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek (priv->fw_rev >> 8) & 0xff, priv->fw_rev & 0xff); 3513a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3514a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 3515a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3516a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekerr_free_irq: 3517a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 3518a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek free_irq(priv->pdev->irq, hw); 3519a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3520a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekerr_free_queues: 3521a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 3522a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_txq_deinit(hw, i); 3523a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_rxq_deinit(hw, 0); 3524a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3525be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhekerr_free_cookie: 3526a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->cookie != NULL) 3527a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_free_consistent(priv->pdev, 4, 3528a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->cookie, priv->cookie_dma); 3529a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3530be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhekerr_stop_firmware: 3531be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek mwl8k_hw_reset(priv); 3532be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek mwl8k_release_firmware(priv); 3533be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3534be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhekerr_iounmap: 3535a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->regs != NULL) 3536a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_iounmap(pdev, priv->regs); 3537a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 35385b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek if (priv->sram != NULL) 35395b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek pci_iounmap(pdev, priv->sram); 35405b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek 3541a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_set_drvdata(pdev, NULL); 3542a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_free_hw(hw); 3543a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3544a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekerr_free_reg: 3545a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_release_regions(pdev); 35463db95e50c8813d8ed04a1ec7cd7b77dba7c81c80Lennert Buytenhek 35473db95e50c8813d8ed04a1ec7cd7b77dba7c81c80Lennert Buytenhekerr_disable_device: 3548a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_disable_device(pdev); 3549a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3550a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 3551a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3552a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3553230f7af0d8f6f2019e64920378b3b66e7d3e99a5Joerg Albertstatic void __devexit mwl8k_shutdown(struct pci_dev *pdev) 3554a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3555a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "===>%s(%u)\n", __func__, __LINE__); 3556a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3557a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3558230f7af0d8f6f2019e64920378b3b66e7d3e99a5Joerg Albertstatic void __devexit mwl8k_remove(struct pci_dev *pdev) 3559a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3560a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hw *hw = pci_get_drvdata(pdev); 3561a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv; 3562a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 3563a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3564a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (hw == NULL) 3565a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return; 3566a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv = hw->priv; 3567a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3568a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_stop_queues(hw); 3569a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 357060aa569f9212a13382c29cc734f275dec0f55e0bLennert Buytenhek ieee80211_unregister_hw(hw); 357160aa569f9212a13382c29cc734f275dec0f55e0bLennert Buytenhek 3572a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Remove tx reclaim tasklet */ 3573a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tasklet_kill(&priv->tx_reclaim_task); 3574a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3575a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Stop hardware */ 3576a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_hw_reset(priv); 3577a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3578a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Return all skbs to mac80211 */ 3579a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 3580a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_txq_reclaim(hw, i, 1); 3581a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3582a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 3583a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_txq_deinit(hw, i); 3584a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3585a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_rxq_deinit(hw, 0); 3586a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3587c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek pci_free_consistent(priv->pdev, 4, priv->cookie, priv->cookie_dma); 3588a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3589a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_iounmap(pdev, priv->regs); 35905b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek pci_iounmap(pdev, priv->sram); 3591a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_set_drvdata(pdev, NULL); 3592a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_free_hw(hw); 3593a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_release_regions(pdev); 3594a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_disable_device(pdev); 3595a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3596a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3597a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic struct pci_driver mwl8k_driver = { 3598a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .name = MWL8K_NAME, 359945a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek .id_table = mwl8k_pci_id_table, 3600a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .probe = mwl8k_probe, 3601a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .remove = __devexit_p(mwl8k_remove), 3602a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .shutdown = __devexit_p(mwl8k_shutdown), 3603a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 3604a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3605a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int __init mwl8k_init(void) 3606a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3607a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return pci_register_driver(&mwl8k_driver); 3608a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3609a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3610a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void __exit mwl8k_exit(void) 3611a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3612a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_unregister_driver(&mwl8k_driver); 3613a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3614a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3615a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmodule_init(mwl8k_init); 3616a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmodule_exit(mwl8k_exit); 3617c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek 3618c2c357ce309221b85fd36e50aade66d01a556cdeLennert BuytenhekMODULE_DESCRIPTION(MWL8K_DESC); 3619c2c357ce309221b85fd36e50aade66d01a556cdeLennert BuytenhekMODULE_VERSION(MWL8K_VERSION); 3620c2c357ce309221b85fd36e50aade66d01a556cdeLennert BuytenhekMODULE_AUTHOR("Lennert Buytenhek <buytenh@marvell.com>"); 3621c2c357ce309221b85fd36e50aade66d01a556cdeLennert BuytenhekMODULE_LICENSE("GPL"); 3622