mwl8k.c revision a680400e8ac32adda81b5e2d7f23dfac63e064fe
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 188bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek struct work_struct sta_notify_worker; 189bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek spinlock_t sta_notify_list_lock; 190bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek struct list_head sta_notify_list; 191bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 192a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* XXX need to convert this to handle multiple interfaces */ 193a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek bool capture_beacon; 194d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek u8 capture_bssid[ETH_ALEN]; 195a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *beacon_skb; 196a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 197a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 198a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * This FJ worker has to be global as it is scheduled from the 199a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * RX handler. At this point we don't know which interface it 200a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * belongs to until the list of bssids waiting to complete join 201a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * is checked. 202a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 203a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct work_struct finalize_join_worker; 204a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 205a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Tasklet to reclaim TX descriptors and buffers after tx */ 206a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct tasklet_struct tx_reclaim_task; 207a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 208a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 209a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Per interface specific private data */ 210a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_vif { 2117dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek /* Local MAC address. */ 2127dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek u8 mac_addr[ETH_ALEN]; 213a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 214a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Non AMPDU sequence number assigned by driver */ 215a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek u16 seqno; 216a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 217a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek#define MWL8K_VIF(_vif) ((struct mwl8k_vif *)&((_vif)->drv_priv)) 218a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 219a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhekstruct mwl8k_sta { 220a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek /* Index into station database. Returned by UPDATE_STADB. */ 221a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek u8 peer_id; 222a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek}; 223a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek#define MWL8K_STA(_sta) ((struct mwl8k_sta *)&((_sta)->drv_priv)) 224a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek 225a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic const struct ieee80211_channel mwl8k_channels[] = { 226a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2412, .hw_value = 1, }, 227a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2417, .hw_value = 2, }, 228a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2422, .hw_value = 3, }, 229a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2427, .hw_value = 4, }, 230a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2432, .hw_value = 5, }, 231a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2437, .hw_value = 6, }, 232a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2442, .hw_value = 7, }, 233a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2447, .hw_value = 8, }, 234a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2452, .hw_value = 9, }, 235a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2457, .hw_value = 10, }, 236a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2462, .hw_value = 11, }, 237647ca6b01a5289948e970ea7c1f656f9d90b0a27Lennert Buytenhek { .center_freq = 2467, .hw_value = 12, }, 238647ca6b01a5289948e970ea7c1f656f9d90b0a27Lennert Buytenhek { .center_freq = 2472, .hw_value = 13, }, 239647ca6b01a5289948e970ea7c1f656f9d90b0a27Lennert Buytenhek { .center_freq = 2484, .hw_value = 14, }, 240a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 241a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 242a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic const struct ieee80211_rate mwl8k_rates[] = { 243a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 10, .hw_value = 2, }, 244a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 20, .hw_value = 4, }, 245a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 55, .hw_value = 11, }, 2465dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek { .bitrate = 110, .hw_value = 22, }, 2475dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek { .bitrate = 220, .hw_value = 44, }, 248a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 60, .hw_value = 12, }, 249a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 90, .hw_value = 18, }, 250a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 120, .hw_value = 24, }, 251a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 180, .hw_value = 36, }, 252a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 240, .hw_value = 48, }, 253a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 360, .hw_value = 72, }, 254a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 480, .hw_value = 96, }, 255a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 540, .hw_value = 108, }, 256140eb5e2c1978622d7cd979d59a1c0586fe3bbdbLennert Buytenhek { .bitrate = 720, .hw_value = 144, }, 257140eb5e2c1978622d7cd979d59a1c0586fe3bbdbLennert Buytenhek}; 258140eb5e2c1978622d7cd979d59a1c0586fe3bbdbLennert Buytenhek 259140eb5e2c1978622d7cd979d59a1c0586fe3bbdbLennert Buytenhekstatic const u8 mwl8k_rateids[12] = { 260140eb5e2c1978622d7cd979d59a1c0586fe3bbdbLennert Buytenhek 2, 4, 11, 22, 12, 18, 24, 36, 48, 72, 96, 108, 261a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 262a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 263a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Set or get info from Firmware */ 264a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET 0x0001 265a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_GET 0x0000 266a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 267a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Firmware command codes */ 268a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_CODE_DNLD 0x0001 269a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_GET_HW_SPEC 0x0003 27042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek#define MWL8K_CMD_SET_HW_SPEC 0x0004 271a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_MAC_MULTICAST_ADR 0x0010 272a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_GET_STAT 0x0014 273ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_RADIO_CONTROL 0x001c 274ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_RF_TX_POWER 0x001e 27508b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek#define MWL8K_CMD_RF_ANTENNA 0x0020 276a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET_PRE_SCAN 0x0107 277a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET_POST_SCAN 0x0108 278ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_RF_CHANNEL 0x010a 279ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_AID 0x010d 280ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_RATE 0x0110 281ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_FINALIZE_JOIN 0x0111 282ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_RTS_THRESHOLD 0x0113 283a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET_SLOT 0x0114 284ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_EDCA_PARAMS 0x0115 285ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_WMM_MODE 0x0123 286a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_MIMO_CONFIG 0x0125 287ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_USE_FIXED_RATE 0x0126 288a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_ENABLE_SNIFFER 0x0150 28932060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek#define MWL8K_CMD_SET_MAC_ADDR 0x0202 290a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET_RATEADAPT_MODE 0x0203 291ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_UPDATE_STADB 0x1123 292a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 293a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic const char *mwl8k_cmd_name(u16 cmd, char *buf, int bufsize) 294a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 295a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMDNAME(x) case MWL8K_CMD_##x: do {\ 296a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek snprintf(buf, bufsize, "%s", #x);\ 297a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return buf;\ 298a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } while (0) 299ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek switch (cmd & ~0x8000) { 300a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(CODE_DNLD); 301a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(GET_HW_SPEC); 30242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek MWL8K_CMDNAME(SET_HW_SPEC); 303a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(MAC_MULTICAST_ADR); 304a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(GET_STAT); 305a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(RADIO_CONTROL); 306a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(RF_TX_POWER); 30708b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek MWL8K_CMDNAME(RF_ANTENNA); 308a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_PRE_SCAN); 309a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_POST_SCAN); 310a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_RF_CHANNEL); 311ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_AID); 312ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_RATE); 313ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_FINALIZE_JOIN); 314ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(RTS_THRESHOLD); 315a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_SLOT); 316ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_EDCA_PARAMS); 317ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_WMM_MODE); 318a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(MIMO_CONFIG); 319ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(USE_FIXED_RATE); 320a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(ENABLE_SNIFFER); 32132060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek MWL8K_CMDNAME(SET_MAC_ADDR); 322a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_RATEADAPT_MODE); 323ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(UPDATE_STADB); 324a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek default: 325a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek snprintf(buf, bufsize, "0x%x", cmd); 326a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 327a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#undef MWL8K_CMDNAME 328a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 329a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return buf; 330a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 331a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 332a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Hardware and firmware reset */ 333a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_hw_reset(struct mwl8k_priv *priv) 334a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 335a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_RESET, 336a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 337a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_RESET, 338a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 339a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek msleep(20); 340a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 341a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 342a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Release fw image */ 343a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_release_fw(struct firmware **fw) 344a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 345a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (*fw == NULL) 346a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return; 347a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek release_firmware(*fw); 348a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek *fw = NULL; 349a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 350a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 351a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_release_firmware(struct mwl8k_priv *priv) 352a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 35322be40d9c53faa10d03a679160e0854ad115b610Lennert Buytenhek mwl8k_release_fw(&priv->fw_ucode); 35422be40d9c53faa10d03a679160e0854ad115b610Lennert Buytenhek mwl8k_release_fw(&priv->fw_helper); 355a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 356a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 357a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Request fw image */ 358a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_request_fw(struct mwl8k_priv *priv, 359c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek const char *fname, struct firmware **fw) 360a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 361a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* release current image */ 362a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (*fw != NULL) 363a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_release_fw(fw); 364a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 365a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return request_firmware((const struct firmware **)fw, 366c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek fname, &priv->pdev->dev); 367a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 368a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 36945a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhekstatic int mwl8k_request_firmware(struct mwl8k_priv *priv) 370a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 371a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek struct mwl8k_device_info *di = priv->device_info; 372a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 373a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 374a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek if (di->helper_image != NULL) { 37522be40d9c53faa10d03a679160e0854ad115b610Lennert Buytenhek rc = mwl8k_request_fw(priv, di->helper_image, &priv->fw_helper); 376a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek if (rc) { 377a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek printk(KERN_ERR "%s: Error requesting helper " 378a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek "firmware file %s\n", pci_name(priv->pdev), 379a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek di->helper_image); 380a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek return rc; 381a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek } 382a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 383a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 38422be40d9c53faa10d03a679160e0854ad115b610Lennert Buytenhek rc = mwl8k_request_fw(priv, di->fw_image, &priv->fw_ucode); 385a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 386c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Error requesting firmware file %s\n", 387a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek pci_name(priv->pdev), di->fw_image); 38822be40d9c53faa10d03a679160e0854ad115b610Lennert Buytenhek mwl8k_release_fw(&priv->fw_helper); 389a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 390a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 391a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 392a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 393a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 394a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3957e75b942f67a13a9980c5e2b4fa1993b20426284Ben HutchingsMODULE_FIRMWARE("mwl8k/helper_8687.fw"); 3967e75b942f67a13a9980c5e2b4fa1993b20426284Ben HutchingsMODULE_FIRMWARE("mwl8k/fmimage_8687.fw"); 3977e75b942f67a13a9980c5e2b4fa1993b20426284Ben Hutchings 398a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_pkt { 399a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 code; 400a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 length; 401a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 seq_num; 402a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 result; 403a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek char payload[0]; 404a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 405a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 406a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 407a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Firmware loading. 408a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 409a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 410a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmwl8k_send_fw_load_cmd(struct mwl8k_priv *priv, void *data, int length) 411a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 412a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek void __iomem *regs = priv->regs; 413a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr_t dma_addr; 414a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int loops; 415a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 416a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr = pci_map_single(priv->pdev, data, length, PCI_DMA_TODEVICE); 417a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (pci_dma_mapping_error(priv->pdev, dma_addr)) 418a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 419a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 420a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(dma_addr, regs + MWL8K_HIU_GEN_PTR); 421a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, regs + MWL8K_HIU_INT_CODE); 422a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DOORBELL, 423a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 424a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DUMMY, 425a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 426a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 427a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek loops = 1000; 428a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek do { 429a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 int_code; 430a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 431a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int_code = ioread32(regs + MWL8K_HIU_INT_CODE); 432a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (int_code == MWL8K_INT_CODE_CMD_FINISHED) { 433a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, regs + MWL8K_HIU_INT_CODE); 434a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 435a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 436a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4373d76e82c9538d8104e578ca460d35f214bfddfd3Lennert Buytenhek cond_resched(); 438a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek udelay(1); 439a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } while (--loops); 440a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 441a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_unmap_single(priv->pdev, dma_addr, length, PCI_DMA_TODEVICE); 442a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 443d4b7057052236e81ab0788cc8df306dc02b0e7beLennert Buytenhek return loops ? 0 : -ETIMEDOUT; 444a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 445a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 446a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_load_fw_image(struct mwl8k_priv *priv, 447a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek const u8 *data, size_t length) 448a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 449a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt *cmd; 450a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int done; 451a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc = 0; 452a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 453a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kmalloc(sizeof(*cmd) + 256, GFP_KERNEL); 454a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 455a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 456a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 457a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->code = cpu_to_le16(MWL8K_CMD_CODE_DNLD); 458a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->seq_num = 0; 459a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->result = 0; 460a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 461a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek done = 0; 462a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek while (length) { 463a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int block_size = length > 256 ? 256 : length; 464a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 465a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memcpy(cmd->payload, data + done, block_size); 466a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->length = cpu_to_le16(block_size); 467a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 468a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_send_fw_load_cmd(priv, cmd, 469a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek sizeof(*cmd) + block_size); 470a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 471a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 472a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 473a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek done += block_size; 474a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek length -= block_size; 475a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 476a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 477a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc) { 478a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->length = 0; 479a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_send_fw_load_cmd(priv, cmd, sizeof(*cmd)); 480a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 481a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 482a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 483a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 484a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 485a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 486a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 487a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_feed_fw_image(struct mwl8k_priv *priv, 488a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek const u8 *data, size_t length) 489a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 490a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek unsigned char *buffer; 491a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int may_continue, rc = 0; 492a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 done, prev_block_size; 493a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 494a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek buffer = kmalloc(1024, GFP_KERNEL); 495a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (buffer == NULL) 496a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 497a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 498a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek done = 0; 499a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek prev_block_size = 0; 500a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek may_continue = 1000; 501a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek while (may_continue > 0) { 502a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 block_size; 503a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 504a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek block_size = ioread32(priv->regs + MWL8K_HIU_SCRATCH); 505a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (block_size & 1) { 506a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek block_size &= ~1; 507a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek may_continue--; 508a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } else { 509a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek done += prev_block_size; 510a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek length -= prev_block_size; 511a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 512a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 513a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (block_size > 1024 || block_size > length) { 514a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -EOVERFLOW; 515a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 516a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 517a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 518a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (length == 0) { 519a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = 0; 520a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 521a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 522a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 523a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (block_size == 0) { 524a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -EPROTO; 525a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek may_continue--; 526a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek udelay(1); 527a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek continue; 528a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 529a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 530a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek prev_block_size = block_size; 531a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memcpy(buffer, data + done, block_size); 532a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 533a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_send_fw_load_cmd(priv, buffer, block_size); 534a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 535a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 536a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 537a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 538a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc && length != 0) 539a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -EREMOTEIO; 540a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 541a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(buffer); 542a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 543a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 544a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 545a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 546c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhekstatic int mwl8k_load_firmware(struct ieee80211_hw *hw) 547a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 548c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 54922be40d9c53faa10d03a679160e0854ad115b610Lennert Buytenhek struct firmware *fw = priv->fw_ucode; 550c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek int rc; 551c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek int loops; 552c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek 553c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek if (!memcmp(fw->data, "\x01\x00\x00\x00", 4)) { 55422be40d9c53faa10d03a679160e0854ad115b610Lennert Buytenhek struct firmware *helper = priv->fw_helper; 555a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 556c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek if (helper == NULL) { 557c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: helper image needed but none " 558c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek "given\n", pci_name(priv->pdev)); 559c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek return -EINVAL; 560c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek } 561a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 562c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek rc = mwl8k_load_fw_image(priv, helper->data, helper->size); 563a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 564a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: unable to load firmware " 565c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek "helper image\n", pci_name(priv->pdev)); 566a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 567a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 56889b872e2e476833cde8aaac658c75817f67e8f81Lennert Buytenhek msleep(5); 569a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 570c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek rc = mwl8k_feed_fw_image(priv, fw->data, fw->size); 571a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } else { 572c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek rc = mwl8k_load_fw_image(priv, fw->data, fw->size); 573a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 574a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 575a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 576c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: unable to load firmware image\n", 577c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek pci_name(priv->pdev)); 578a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 579a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 580a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 58189a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek iowrite32(MWL8K_MODE_STA, priv->regs + MWL8K_HIU_GEN_PTR); 582a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 58389b872e2e476833cde8aaac658c75817f67e8f81Lennert Buytenhek loops = 500000; 584a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek do { 585eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek u32 ready_code; 586eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek 587eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek ready_code = ioread32(priv->regs + MWL8K_HIU_INT_CODE); 588eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek if (ready_code == MWL8K_FWAP_READY) { 589eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek priv->ap_fw = 1; 590eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek break; 591eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek } else if (ready_code == MWL8K_FWSTA_READY) { 592eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek priv->ap_fw = 0; 593a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 594eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek } 595eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek 596eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek cond_resched(); 597a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek udelay(1); 598a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } while (--loops); 599a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 600a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return loops ? 0 : -ETIMEDOUT; 601a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 602a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 603a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 604a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* DMA header used by firmware and hardware. */ 605a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_dma_data { 606a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 fwlen; 607a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hdr wh; 60820f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek char data[0]; 609a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 610a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 611a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Routines to add/remove DMA header from skb. */ 61220f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhekstatic inline void mwl8k_remove_dma_header(struct sk_buff *skb, __le16 qos) 613a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 61420f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek struct mwl8k_dma_data *tr; 61520f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek int hdrlen; 61620f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek 61720f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek tr = (struct mwl8k_dma_data *)skb->data; 61820f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek hdrlen = ieee80211_hdrlen(tr->wh.frame_control); 61920f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek 62020f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek if (hdrlen != sizeof(tr->wh)) { 62120f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek if (ieee80211_is_data_qos(tr->wh.frame_control)) { 62220f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek memmove(tr->data - hdrlen, &tr->wh, hdrlen - 2); 62320f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek *((__le16 *)(tr->data - 2)) = qos; 62420f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek } else { 62520f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek memmove(tr->data - hdrlen, &tr->wh, hdrlen); 62620f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek } 627a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 62820f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek 62920f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek if (hdrlen != sizeof(*tr)) 63020f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek skb_pull(skb, sizeof(*tr) - hdrlen); 631a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 632a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 63376266b2ad38c33fb2c1475cfeb35ed070adaba2bLennert Buytenhekstatic inline void mwl8k_add_dma_header(struct sk_buff *skb) 634a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 635a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hdr *wh; 636ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek int hdrlen; 637a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_dma_data *tr; 638a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 639ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek /* 640ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek * Add a firmware DMA header; the firmware requires that we 641ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek * present a 2-byte payload length followed by a 4-address 642ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek * header (without QoS field), followed (optionally) by any 643ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek * WEP/ExtIV header (but only filled in for CCMP). 644ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek */ 645a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek wh = (struct ieee80211_hdr *)skb->data; 646ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek 647a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hdrlen = ieee80211_hdrlen(wh->frame_control); 648ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek if (hdrlen != sizeof(*tr)) 649ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek skb_push(skb, sizeof(*tr) - hdrlen); 650a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 651ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek if (ieee80211_is_data_qos(wh->frame_control)) 652ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek hdrlen -= 2; 653a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 654a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tr = (struct mwl8k_dma_data *)skb->data; 655a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (wh != &tr->wh) 656a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memmove(&tr->wh, wh, hdrlen); 657ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek if (hdrlen != sizeof(tr->wh)) 658ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek memset(((void *)&tr->wh) + hdrlen, 0, sizeof(tr->wh) - hdrlen); 659a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 660a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 661a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Firmware length is the length of the fully formed "802.11 662a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * payload". That is, everything except for the 802.11 header. 663a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * This includes all crypto material including the MIC. 664a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 665ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek tr->fwlen = cpu_to_le16(skb->len - sizeof(*tr)); 666a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 667a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 668a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 669a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 67089a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek * Packet reception for 88w8366 AP firmware. 6716f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek */ 67289a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstruct mwl8k_rxd_8366_ap { 6736f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le16 pkt_len; 6746f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 sq2; 6756f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 rate; 6766f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le32 pkt_phys_addr; 6776f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le32 next_rxd_phys_addr; 6786f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le16 qos_control; 6796f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le16 htsig2; 6806f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le32 hw_rssi_info; 6816f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le32 hw_noise_floor_info; 6826f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 noise_floor; 6836f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 pad0[3]; 6846f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 rssi; 6856f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 rx_status; 6866f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 channel; 6876f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 rx_ctrl; 6886f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek} __attribute__((packed)); 6896f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 69089a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_8366_AP_RATE_INFO_MCS_FORMAT 0x80 69189a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_8366_AP_RATE_INFO_40MHZ 0x40 69289a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_8366_AP_RATE_INFO_RATEID(x) ((x) & 0x3f) 6938e9f33f0ced82a797d285b233e1c956cbd5c7de3Lennert Buytenhek 69489a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_8366_AP_RX_CTRL_OWNED_BY_HOST 0x80 6956f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 69689a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstatic void mwl8k_rxd_8366_ap_init(void *_rxd, dma_addr_t next_dma_addr) 6976f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek{ 69889a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek struct mwl8k_rxd_8366_ap *rxd = _rxd; 6996f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 7006f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek rxd->next_rxd_phys_addr = cpu_to_le32(next_dma_addr); 70189a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek rxd->rx_ctrl = MWL8K_8366_AP_RX_CTRL_OWNED_BY_HOST; 7026f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek} 7036f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 70489a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstatic void mwl8k_rxd_8366_ap_refill(void *_rxd, dma_addr_t addr, int len) 7056f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek{ 70689a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek struct mwl8k_rxd_8366_ap *rxd = _rxd; 7076f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 7086f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek rxd->pkt_len = cpu_to_le16(len); 7096f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek rxd->pkt_phys_addr = cpu_to_le32(addr); 7106f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek wmb(); 7116f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek rxd->rx_ctrl = 0; 7126f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek} 7136f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 7146f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhekstatic int 71589a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekmwl8k_rxd_8366_ap_process(void *_rxd, struct ieee80211_rx_status *status, 71689a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek __le16 *qos) 7176f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek{ 71889a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek struct mwl8k_rxd_8366_ap *rxd = _rxd; 7196f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 72089a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (!(rxd->rx_ctrl & MWL8K_8366_AP_RX_CTRL_OWNED_BY_HOST)) 7216f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek return -1; 7226f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek rmb(); 7236f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 7246f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek memset(status, 0, sizeof(*status)); 7256f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 7266f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek status->signal = -rxd->rssi; 7276f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek status->noise = -rxd->noise_floor; 7286f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 72989a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (rxd->rate & MWL8K_8366_AP_RATE_INFO_MCS_FORMAT) { 7306f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek status->flag |= RX_FLAG_HT; 73189a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (rxd->rate & MWL8K_8366_AP_RATE_INFO_40MHZ) 7328e9f33f0ced82a797d285b233e1c956cbd5c7de3Lennert Buytenhek status->flag |= RX_FLAG_40MHZ; 73389a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek status->rate_idx = MWL8K_8366_AP_RATE_INFO_RATEID(rxd->rate); 7346f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek } else { 7356f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek int i; 7366f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 7376f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek for (i = 0; i < ARRAY_SIZE(mwl8k_rates); i++) { 7386f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek if (mwl8k_rates[i].hw_value == rxd->rate) { 7396f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek status->rate_idx = i; 7406f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek break; 7416f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek } 7426f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek } 7436f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek } 7446f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 7456f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek status->band = IEEE80211_BAND_2GHZ; 7466f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek status->freq = ieee80211_channel_to_frequency(rxd->channel); 7476f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 74820f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek *qos = rxd->qos_control; 74920f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek 7506f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek return le16_to_cpu(rxd->pkt_len); 7516f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek} 7526f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 75389a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstatic struct rxd_ops rxd_8366_ap_ops = { 75489a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_size = sizeof(struct mwl8k_rxd_8366_ap), 75589a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_init = mwl8k_rxd_8366_ap_init, 75689a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_refill = mwl8k_rxd_8366_ap_refill, 75789a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_process = mwl8k_rxd_8366_ap_process, 7586f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek}; 7596f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 7606f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek/* 76189a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek * Packet reception for STA firmware. 762a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 76389a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstruct mwl8k_rxd_sta { 764a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 pkt_len; 765a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 link_quality; 766a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 noise_level; 767a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 pkt_phys_addr; 76845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek __le32 next_rxd_phys_addr; 769a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 qos_control; 770a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 rate_info; 771a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 pad0[4]; 772a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 rssi; 773a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 channel; 774a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 pad1; 775a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 rx_ctrl; 776a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 rx_status; 777a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 pad2[2]; 778a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 779a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 78089a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_STA_RATE_INFO_SHORTPRE 0x8000 78189a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_STA_RATE_INFO_ANTSELECT(x) (((x) >> 11) & 0x3) 78289a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_STA_RATE_INFO_RATEID(x) (((x) >> 3) & 0x3f) 78389a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_STA_RATE_INFO_40MHZ 0x0004 78489a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_STA_RATE_INFO_SHORTGI 0x0002 78589a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_STA_RATE_INFO_MCS_FORMAT 0x0001 78654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 78789a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_STA_RX_CTRL_OWNED_BY_HOST 0x02 78854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 78989a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstatic void mwl8k_rxd_sta_init(void *_rxd, dma_addr_t next_dma_addr) 79054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek{ 79189a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek struct mwl8k_rxd_sta *rxd = _rxd; 79254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 79354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd->next_rxd_phys_addr = cpu_to_le32(next_dma_addr); 79489a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek rxd->rx_ctrl = MWL8K_STA_RX_CTRL_OWNED_BY_HOST; 79554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek} 79654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 79789a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstatic void mwl8k_rxd_sta_refill(void *_rxd, dma_addr_t addr, int len) 79854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek{ 79989a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek struct mwl8k_rxd_sta *rxd = _rxd; 80054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 80154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd->pkt_len = cpu_to_le16(len); 80254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd->pkt_phys_addr = cpu_to_le32(addr); 80354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek wmb(); 80454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd->rx_ctrl = 0; 80554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek} 80654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 80754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhekstatic int 80889a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekmwl8k_rxd_sta_process(void *_rxd, struct ieee80211_rx_status *status, 80920f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek __le16 *qos) 81054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek{ 81189a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek struct mwl8k_rxd_sta *rxd = _rxd; 81254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek u16 rate_info; 81354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 81489a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (!(rxd->rx_ctrl & MWL8K_STA_RX_CTRL_OWNED_BY_HOST)) 81554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek return -1; 81654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rmb(); 81754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 81854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rate_info = le16_to_cpu(rxd->rate_info); 81954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 82054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek memset(status, 0, sizeof(*status)); 82154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 82254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->signal = -rxd->rssi; 82354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->noise = -rxd->noise_level; 82489a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek status->antenna = MWL8K_STA_RATE_INFO_ANTSELECT(rate_info); 82589a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek status->rate_idx = MWL8K_STA_RATE_INFO_RATEID(rate_info); 82654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 82789a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (rate_info & MWL8K_STA_RATE_INFO_SHORTPRE) 82854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->flag |= RX_FLAG_SHORTPRE; 82989a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (rate_info & MWL8K_STA_RATE_INFO_40MHZ) 83054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->flag |= RX_FLAG_40MHZ; 83189a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (rate_info & MWL8K_STA_RATE_INFO_SHORTGI) 83254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->flag |= RX_FLAG_SHORT_GI; 83389a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (rate_info & MWL8K_STA_RATE_INFO_MCS_FORMAT) 83454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->flag |= RX_FLAG_HT; 83554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 83654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->band = IEEE80211_BAND_2GHZ; 83754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->freq = ieee80211_channel_to_frequency(rxd->channel); 83854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 83920f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek *qos = rxd->qos_control; 84020f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek 84154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek return le16_to_cpu(rxd->pkt_len); 84254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek} 84354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 84489a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstatic struct rxd_ops rxd_sta_ops = { 84589a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_size = sizeof(struct mwl8k_rxd_sta), 84689a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_init = mwl8k_rxd_sta_init, 84789a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_refill = mwl8k_rxd_sta_refill, 84889a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_process = mwl8k_rxd_sta_process, 84954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek}; 85054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 85154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 852a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_RX_DESCS 256 853a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_RX_MAXSZ 3800 854a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 855a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_rxq_init(struct ieee80211_hw *hw, int index) 856a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 857a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 858a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue *rxq = priv->rxq + index; 859a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int size; 860a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 861a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 86245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd_count = 0; 86345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->head = 0; 86445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->tail = 0; 865a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 86654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek size = MWL8K_RX_DESCS * priv->rxd_ops->rxd_size; 867a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 86845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd = pci_alloc_consistent(priv->pdev, size, &rxq->rxd_dma); 86945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (rxq->rxd == NULL) { 870a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to alloc RX descriptors\n", 871c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 872a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 873a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 87445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memset(rxq->rxd, 0, size); 875a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 876788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek rxq->buf = kmalloc(MWL8K_RX_DESCS * sizeof(*rxq->buf), GFP_KERNEL); 877788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek if (rxq->buf == NULL) { 878a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to alloc RX skbuff list\n", 879c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 88045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek pci_free_consistent(priv->pdev, size, rxq->rxd, rxq->rxd_dma); 881a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 882a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 883788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek memset(rxq->buf, 0, MWL8K_RX_DESCS * sizeof(*rxq->buf)); 884a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 885a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_RX_DESCS; i++) { 88654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek int desc_size; 88754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek void *rxd; 888a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int nexti; 88954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek dma_addr_t next_dma_addr; 89054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 89154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek desc_size = priv->rxd_ops->rxd_size; 89254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd = rxq->rxd + (i * priv->rxd_ops->rxd_size); 893a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 89454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek nexti = i + 1; 89554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (nexti == MWL8K_RX_DESCS) 89654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek nexti = 0; 89754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek next_dma_addr = rxq->rxd_dma + (nexti * desc_size); 898a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 89954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek priv->rxd_ops->rxd_init(rxd, next_dma_addr); 900a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 901a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 902a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 903a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 904a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 905a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int rxq_refill(struct ieee80211_hw *hw, int index, int limit) 906a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 907a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 908a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue *rxq = priv->rxq + index; 909a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int refilled; 910a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 911a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek refilled = 0; 91245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek while (rxq->rxd_count < MWL8K_RX_DESCS && limit--) { 913a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *skb; 914788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek dma_addr_t addr; 915a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rx; 91654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek void *rxd; 917a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 918a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek skb = dev_alloc_skb(MWL8K_RX_MAXSZ); 919a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (skb == NULL) 920a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 921a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 922788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek addr = pci_map_single(priv->pdev, skb->data, 923788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek MWL8K_RX_MAXSZ, DMA_FROM_DEVICE); 924a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 92554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxq->rxd_count++; 92654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rx = rxq->tail++; 92754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (rxq->tail == MWL8K_RX_DESCS) 92854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxq->tail = 0; 929788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek rxq->buf[rx].skb = skb; 930788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_addr_set(&rxq->buf[rx], dma, addr); 93154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 93254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd = rxq->rxd + (rx * priv->rxd_ops->rxd_size); 93354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek priv->rxd_ops->rxd_refill(rxd, addr, MWL8K_RX_MAXSZ); 934a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 935a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek refilled++; 936a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 937a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 938a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return refilled; 939a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 940a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 941a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Must be called only when the card's reception is completely halted */ 942a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_rxq_deinit(struct ieee80211_hw *hw, int index) 943a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 944a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 945a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue *rxq = priv->rxq + index; 946a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 947a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 948a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_RX_DESCS; i++) { 949788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek if (rxq->buf[i].skb != NULL) { 950788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_single(priv->pdev, 951788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_addr(&rxq->buf[i], dma), 952788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek MWL8K_RX_MAXSZ, PCI_DMA_FROMDEVICE); 953788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_addr_set(&rxq->buf[i], dma, 0); 954788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek 955788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek kfree_skb(rxq->buf[i].skb); 956788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek rxq->buf[i].skb = NULL; 957a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 958a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 959a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 960788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek kfree(rxq->buf); 961788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek rxq->buf = NULL; 962a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 963a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_free_consistent(priv->pdev, 96454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek MWL8K_RX_DESCS * priv->rxd_ops->rxd_size, 96545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd, rxq->rxd_dma); 96645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd = NULL; 967a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 968a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 969a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 970a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 971a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Scan a list of BSSIDs to process for finalize join. 972a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Allows for extension to process multiple BSSIDs. 973a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 974a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic inline int 975a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmwl8k_capture_bssid(struct mwl8k_priv *priv, struct ieee80211_hdr *wh) 976a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 977a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return priv->capture_beacon && 978a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_is_beacon(wh->frame_control) && 979a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek !compare_ether_addr(wh->addr3, priv->capture_bssid); 980a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 981a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 9823779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhekstatic inline void mwl8k_save_beacon(struct ieee80211_hw *hw, 9833779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek struct sk_buff *skb) 984a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 9853779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 9863779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek 987a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->capture_beacon = false; 988d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek memset(priv->capture_bssid, 0, ETH_ALEN); 989a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 990a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 991a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Use GFP_ATOMIC as rxq_process is called from 992a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * the primary interrupt handler, memory allocation call 993a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * must not sleep. 994a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 995a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->beacon_skb = skb_copy(skb, GFP_ATOMIC); 996a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->beacon_skb != NULL) 9973779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek ieee80211_queue_work(hw, &priv->finalize_join_worker); 998a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 999a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1000a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int rxq_process(struct ieee80211_hw *hw, int index, int limit) 1001a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1002a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1003a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue *rxq = priv->rxq + index; 1004a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int processed; 1005a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1006a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek processed = 0; 100745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek while (rxq->rxd_count && limit--) { 1008a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *skb; 100954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek void *rxd; 101054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek int pkt_len; 1011a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_rx_status status; 101220f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek __le16 qos; 1013a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1014788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek skb = rxq->buf[rxq->head].skb; 1015d25f9f1357139bbdc79bc960ea84909a7c22ec2bLennert Buytenhek if (skb == NULL) 1016d25f9f1357139bbdc79bc960ea84909a7c22ec2bLennert Buytenhek break; 101754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 101854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd = rxq->rxd + (rxq->head * priv->rxd_ops->rxd_size); 101954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 102020f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek pkt_len = priv->rxd_ops->rxd_process(rxd, &status, &qos); 102154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (pkt_len < 0) 102254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek break; 102354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 1024788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek rxq->buf[rxq->head].skb = NULL; 1025788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek 1026788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_single(priv->pdev, 1027788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_addr(&rxq->buf[rxq->head], dma), 1028788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek MWL8K_RX_MAXSZ, PCI_DMA_FROMDEVICE); 1029788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_addr_set(&rxq->buf[rxq->head], dma, 0); 1030a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 103154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxq->head++; 103254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (rxq->head == MWL8K_RX_DESCS) 103354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxq->head = 0; 103454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 103545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd_count--; 1036a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 103754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek skb_put(skb, pkt_len); 103820f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek mwl8k_remove_dma_header(skb, qos); 1039a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1040a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 1041c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek * Check for a pending join operation. Save a 1042c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek * copy of the beacon and schedule a tasklet to 1043c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek * send a FINALIZE_JOIN command to the firmware. 1044a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 104554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (mwl8k_capture_bssid(priv, (void *)skb->data)) 10463779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek mwl8k_save_beacon(hw, skb); 1047a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1048f1d58c2521eb160178b2151d6326d8dc5d7c8560Johannes Berg memcpy(IEEE80211_SKB_RXCB(skb), &status, sizeof(status)); 1049f1d58c2521eb160178b2151d6326d8dc5d7c8560Johannes Berg ieee80211_rx_irqsafe(hw, skb); 1050a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1051a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek processed++; 1052a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1053a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1054a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return processed; 1055a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1056a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1057a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1058a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1059a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Packet transmission. 1060a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1061a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1062a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_OK 0x00000001 1063a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_OK_RETRY 0x00000002 1064a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_OK_MORE_RETRY 0x00000004 1065a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_MULTICAST_TX 0x00000008 1066a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_FW_OWNED 0x80000000 1067a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1068e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek#define MWL8K_QOS_QLEN_UNSPEC 0xff00 1069e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek#define MWL8K_QOS_ACK_POLICY_MASK 0x0060 1070e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek#define MWL8K_QOS_ACK_POLICY_NORMAL 0x0000 1071e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek#define MWL8K_QOS_ACK_POLICY_BLOCKACK 0x0060 1072e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek#define MWL8K_QOS_EOSP 0x0010 1073e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek 1074a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_tx_desc { 1075a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 status; 1076a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 data_rate; 1077a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 tx_priority; 1078a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 qos_control; 1079a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 pkt_phys_addr; 1080a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 pkt_len; 1081d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek __u8 dest_MAC_addr[ETH_ALEN]; 108245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek __le32 next_txd_phys_addr; 1083a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 reserved; 1084a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 rate_info; 1085a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 peer_id; 1086a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 tx_frag_cnt; 1087a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1088a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1089a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TX_DESCS 128 1090a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1091a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_txq_init(struct ieee80211_hw *hw, int index) 1092a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1093a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1094a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq = priv->txq + index; 1095a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int size; 1096a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 1097a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 109845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memset(&txq->stats, 0, sizeof(struct ieee80211_tx_queue_stats)); 109945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->stats.limit = MWL8K_TX_DESCS; 110045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->head = 0; 110145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->tail = 0; 1102a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1103a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek size = MWL8K_TX_DESCS * sizeof(struct mwl8k_tx_desc); 1104a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 110545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->txd = pci_alloc_consistent(priv->pdev, size, &txq->txd_dma); 110645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (txq->txd == NULL) { 1107a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to alloc TX descriptors\n", 1108c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 1109a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1110a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 111145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memset(txq->txd, 0, size); 1112a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 111345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->skb = kmalloc(MWL8K_TX_DESCS * sizeof(*txq->skb), GFP_KERNEL); 111445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (txq->skb == NULL) { 1115a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to alloc TX skbuff list\n", 1116c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 111745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek pci_free_consistent(priv->pdev, size, txq->txd, txq->txd_dma); 1118a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1119a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 112045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memset(txq->skb, 0, MWL8K_TX_DESCS * sizeof(*txq->skb)); 1121a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1122a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_DESCS; i++) { 1123a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_desc *tx_desc; 1124a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int nexti; 1125a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 112645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx_desc = txq->txd + i; 1127a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek nexti = (i + 1) % MWL8K_TX_DESCS; 1128a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1129a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_desc->status = 0; 113045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx_desc->next_txd_phys_addr = 113145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek cpu_to_le32(txq->txd_dma + nexti * sizeof(*tx_desc)); 1132a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1133a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1134a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 1135a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1136a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1137a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic inline void mwl8k_tx_start(struct mwl8k_priv *priv) 1138a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1139a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_PPA_READY, 1140a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 1141a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DUMMY, 1142a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 1143a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ioread32(priv->regs + MWL8K_HIU_INT_CODE); 1144a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1145a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 11467e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhekstatic void mwl8k_dump_tx_rings(struct ieee80211_hw *hw) 1147a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 11487e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 11497e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int i; 11507e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 11517e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) { 11527e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek struct mwl8k_tx_queue *txq = priv->txq + i; 11537e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int fw_owned = 0; 11547e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int drv_owned = 0; 11557e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int unused = 0; 11567e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int desc; 11577e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 1158a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (desc = 0; desc < MWL8K_TX_DESCS; desc++) { 11597e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek struct mwl8k_tx_desc *tx_desc = txq->txd + desc; 11607e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek u32 status; 1161a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 11627e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek status = le32_to_cpu(tx_desc->status); 1163a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_TXD_STATUS_FW_OWNED) 11647e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek fw_owned++; 1165a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek else 11667e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek drv_owned++; 1167a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1168a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (tx_desc->pkt_len == 0) 11697e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek unused++; 1170a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1171a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 11727e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek printk(KERN_ERR "%s: txq[%d] len=%d head=%d tail=%d " 11737e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek "fw_owned=%d drv_owned=%d unused=%d\n", 11747e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek wiphy_name(hw->wiphy), i, 11757e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek txq->stats.len, txq->head, txq->tail, 11767e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek fw_owned, drv_owned, unused); 11777e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek } 1178a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1179a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1180618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek/* 118188de754ad59025eba797e7a8375807755577f450Lennert Buytenhek * Must be called with priv->fw_mutex held and tx queues stopped. 1182618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek */ 11837e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek#define MWL8K_TX_WAIT_TIMEOUT_MS 1000 11847e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 1185950d5b0191dc3e71017f336017f75f6189f39f08Lennert Buytenhekstatic int mwl8k_tx_wait_empty(struct ieee80211_hw *hw) 1186a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1187a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 118888de754ad59025eba797e7a8375807755577f450Lennert Buytenhek DECLARE_COMPLETION_ONSTACK(tx_wait); 11897e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int retry; 11907e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int rc; 1191a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1192a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek might_sleep(); 1193a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 11947e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek /* 11957e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek * The TX queues are stopped at this point, so this test 11967e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek * doesn't need to take ->tx_lock. 11977e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek */ 11987e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek if (!priv->pending_tx_pkts) 11997e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek return 0; 12007e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 12017e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek retry = 0; 12027e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek rc = 0; 12037e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 1204a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_lock_bh(&priv->tx_lock); 12057e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek priv->tx_wait = &tx_wait; 12067e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek while (!rc) { 12077e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int oldcount; 12087e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek unsigned long timeout; 1209a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 12107e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek oldcount = priv->pending_tx_pkts; 1211a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 12127e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek spin_unlock_bh(&priv->tx_lock); 121388de754ad59025eba797e7a8375807755577f450Lennert Buytenhek timeout = wait_for_completion_timeout(&tx_wait, 12147e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek msecs_to_jiffies(MWL8K_TX_WAIT_TIMEOUT_MS)); 1215a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_lock_bh(&priv->tx_lock); 12167e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 12177e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek if (timeout) { 12187e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek WARN_ON(priv->pending_tx_pkts); 12197e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek if (retry) { 12207e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek printk(KERN_NOTICE "%s: tx rings drained\n", 12217e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek wiphy_name(hw->wiphy)); 12227e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek } 12237e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek break; 12247e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek } 12257e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 12267e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek if (priv->pending_tx_pkts < oldcount) { 12279a2303b93039d0f3dd578cd75fe20ebaf075f1cbLennert Buytenhek printk(KERN_NOTICE "%s: waiting for tx rings " 12289a2303b93039d0f3dd578cd75fe20ebaf075f1cbLennert Buytenhek "to drain (%d -> %d pkts)\n", 12297e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek wiphy_name(hw->wiphy), oldcount, 12307e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek priv->pending_tx_pkts); 12317e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek retry = 1; 12327e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek continue; 12337e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek } 12347e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 1235a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->tx_wait = NULL; 1236a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 12377e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek printk(KERN_ERR "%s: tx rings stuck for %d ms\n", 12387e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek wiphy_name(hw->wiphy), MWL8K_TX_WAIT_TIMEOUT_MS); 12397e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek mwl8k_dump_tx_rings(hw); 12407e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 12417e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek rc = -ETIMEDOUT; 1242a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 12437e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek spin_unlock_bh(&priv->tx_lock); 1244a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 12457e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek return rc; 1246a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1247a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1248c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek#define MWL8K_TXD_SUCCESS(status) \ 1249c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek ((status) & (MWL8K_TXD_STATUS_OK | \ 1250c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek MWL8K_TXD_STATUS_OK_RETRY | \ 1251c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek MWL8K_TXD_STATUS_OK_MORE_RETRY)) 1252a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1253a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_txq_reclaim(struct ieee80211_hw *hw, int index, int force) 1254a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1255a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1256a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq = priv->txq + index; 1257a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int wake = 0; 1258a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 125945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek while (txq->stats.len > 0) { 1260a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int tx; 1261a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_desc *tx_desc; 1262a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek unsigned long addr; 1263ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek int size; 1264a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *skb; 1265a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_tx_info *info; 1266a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 status; 1267a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 126845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx = txq->head; 126945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx_desc = txq->txd + tx; 1270a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1271a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek status = le32_to_cpu(tx_desc->status); 1272a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1273a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_TXD_STATUS_FW_OWNED) { 1274a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!force) 1275a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 1276a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_desc->status &= 1277a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ~cpu_to_le32(MWL8K_TXD_STATUS_FW_OWNED); 1278a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1279a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 128045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->head = (tx + 1) % MWL8K_TX_DESCS; 128145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek BUG_ON(txq->stats.len == 0); 128245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->stats.len--; 1283a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->pending_tx_pkts--; 1284a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1285a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek addr = le32_to_cpu(tx_desc->pkt_phys_addr); 1286ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek size = le16_to_cpu(tx_desc->pkt_len); 128745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek skb = txq->skb[tx]; 128845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->skb[tx] = NULL; 1289a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1290a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek BUG_ON(skb == NULL); 1291a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_unmap_single(priv->pdev, addr, size, PCI_DMA_TODEVICE); 1292a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 129320f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek mwl8k_remove_dma_header(skb, tx_desc->qos_control); 1294a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1295a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Mark descriptor as unused */ 1296a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_desc->pkt_phys_addr = 0; 1297a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_desc->pkt_len = 0; 1298a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1299a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek info = IEEE80211_SKB_CB(skb); 1300a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_tx_info_clear_status(info); 1301ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek if (MWL8K_TXD_SUCCESS(status)) 1302a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek info->flags |= IEEE80211_TX_STAT_ACK; 1303a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1304a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_tx_status_irqsafe(hw, skb); 1305a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1306618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek wake = 1; 1307a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1308a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1309618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (wake && priv->radio_on && !mutex_is_locked(&priv->fw_mutex)) 1310a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_wake_queue(hw, index); 1311a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1312a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1313a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* must be called only when the card's transmit is completely halted */ 1314a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_txq_deinit(struct ieee80211_hw *hw, int index) 1315a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1316a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1317a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq = priv->txq + index; 1318a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1319a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_txq_reclaim(hw, index, 1); 1320a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 132145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek kfree(txq->skb); 132245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->skb = NULL; 1323a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1324a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_free_consistent(priv->pdev, 1325a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_TX_DESCS * sizeof(struct mwl8k_tx_desc), 132645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->txd, txq->txd_dma); 132745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->txd = NULL; 1328a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1329a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1330a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 1331a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmwl8k_txq_xmit(struct ieee80211_hw *hw, int index, struct sk_buff *skb) 1332a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1333a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1334a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_tx_info *tx_info; 133523b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek struct mwl8k_vif *mwl8k_vif; 1336a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hdr *wh; 1337a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq; 1338a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_desc *tx; 1339a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr_t dma; 134023b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek u32 txstatus; 134123b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek u8 txdatarate; 134223b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek u16 qos; 1343a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 134423b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek wh = (struct ieee80211_hdr *)skb->data; 134523b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek if (ieee80211_is_data_qos(wh->frame_control)) 134623b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek qos = le16_to_cpu(*((__le16 *)ieee80211_get_qos_ctl(wh))); 134723b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek else 134823b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek qos = 0; 1349a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 135076266b2ad38c33fb2c1475cfeb35ed070adaba2bLennert Buytenhek mwl8k_add_dma_header(skb); 135123b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek wh = &((struct mwl8k_dma_data *)skb->data)->wh; 1352a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1353a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_info = IEEE80211_SKB_CB(skb); 1354a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_vif = MWL8K_VIF(tx_info->control.vif); 1355a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1356a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (tx_info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ) { 1357a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 seqno = mwl8k_vif->seqno; 135823b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek 1359a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek wh->seq_ctrl &= cpu_to_le16(IEEE80211_SCTL_FRAG); 1360a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek wh->seq_ctrl |= cpu_to_le16(seqno << 4); 1361a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_vif->seqno = seqno++ % 4096; 1362a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1363a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 136423b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek /* Setup firmware control bit fields for each frame type. */ 136523b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txstatus = 0; 136623b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txdatarate = 0; 136723b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek if (ieee80211_is_mgmt(wh->frame_control) || 136823b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek ieee80211_is_ctl(wh->frame_control)) { 136923b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txdatarate = 0; 1370e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek qos |= MWL8K_QOS_QLEN_UNSPEC | MWL8K_QOS_EOSP; 137123b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek } else if (ieee80211_is_data(wh->frame_control)) { 137223b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txdatarate = 1; 137323b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek if (is_multicast_ether_addr(wh->addr1)) 137423b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txstatus |= MWL8K_TXD_STATUS_MULTICAST_TX; 137523b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek 1376e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek qos &= ~MWL8K_QOS_ACK_POLICY_MASK; 137723b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek if (tx_info->flags & IEEE80211_TX_CTL_AMPDU) 1378e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek qos |= MWL8K_QOS_ACK_POLICY_BLOCKACK; 137923b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek else 1380e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek qos |= MWL8K_QOS_ACK_POLICY_NORMAL; 138123b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek } 1382a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1383a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma = pci_map_single(priv->pdev, skb->data, 1384a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek skb->len, PCI_DMA_TODEVICE); 1385a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1386a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (pci_dma_mapping_error(priv->pdev, dma)) { 1387a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_DEBUG "%s: failed to dma map skb, " 1388c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek "dropping TX frame.\n", wiphy_name(hw->wiphy)); 138923b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek dev_kfree_skb(skb); 1390a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return NETDEV_TX_OK; 1391a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1392a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 139323b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek spin_lock_bh(&priv->tx_lock); 1394a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 139523b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txq = priv->txq + index; 1396a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 139745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek BUG_ON(txq->skb[txq->tail] != NULL); 139845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->skb[txq->tail] = skb; 1399a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 140045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx = txq->txd + txq->tail; 140123b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek tx->data_rate = txdatarate; 140223b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek tx->tx_priority = index; 1403a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx->qos_control = cpu_to_le16(qos); 1404a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx->pkt_phys_addr = cpu_to_le32(dma); 1405a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx->pkt_len = cpu_to_le16(skb->len); 140623b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek tx->rate_info = 0; 1407a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek if (!priv->ap_fw && tx_info->control.sta != NULL) 1408a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek tx->peer_id = MWL8K_STA(tx_info->control.sta)->peer_id; 1409a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek else 1410a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek tx->peer_id = 0; 1411a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek wmb(); 141223b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek tx->status = cpu_to_le32(MWL8K_TXD_STATUS_FW_OWNED | txstatus); 141323b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek 141445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->stats.count++; 141545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->stats.len++; 1416a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->pending_tx_pkts++; 1417a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 141845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->tail++; 141945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (txq->tail == MWL8K_TX_DESCS) 142045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->tail = 0; 142123b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek 142245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (txq->head == txq->tail) 1423a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_stop_queue(hw, index); 1424a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 142523b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek mwl8k_tx_start(priv); 1426a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1427a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_unlock_bh(&priv->tx_lock); 1428a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1429a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return NETDEV_TX_OK; 1430a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1431a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1432a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1433a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1434618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * Firmware access. 1435618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * 1436618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * We have the following requirements for issuing firmware commands: 1437618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * - Some commands require that the packet transmit path is idle when 1438618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * the command is issued. (For simplicity, we'll just quiesce the 1439618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * transmit path for every command.) 1440618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * - There are certain sequences of commands that need to be issued to 1441618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * the hardware sequentially, with no other intervening commands. 1442618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * 1443618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * This leads to an implementation of a "firmware lock" as a mutex that 1444618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * can be taken recursively, and which is taken by both the low-level 1445618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * command submission function (mwl8k_post_cmd) as well as any users of 1446618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * that function that require issuing of an atomic sequence of commands, 1447618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * and quiesces the transmit path whenever it's taken. 1448618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek */ 1449618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhekstatic int mwl8k_fw_lock(struct ieee80211_hw *hw) 1450618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek{ 1451618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1452618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1453618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (priv->fw_mutex_owner != current) { 1454618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek int rc; 1455618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1456618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mutex_lock(&priv->fw_mutex); 1457618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek ieee80211_stop_queues(hw); 1458618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1459618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek rc = mwl8k_tx_wait_empty(hw); 1460618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (rc) { 1461618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek ieee80211_wake_queues(hw); 1462618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mutex_unlock(&priv->fw_mutex); 1463618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1464618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek return rc; 1465618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek } 1466618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1467618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_owner = current; 1468618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek } 1469618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1470618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_depth++; 1471618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1472618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek return 0; 1473618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek} 1474618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1475618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhekstatic void mwl8k_fw_unlock(struct ieee80211_hw *hw) 1476618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek{ 1477618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1478618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1479618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (!--priv->fw_mutex_depth) { 1480618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek ieee80211_wake_queues(hw); 1481618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_owner = NULL; 1482618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mutex_unlock(&priv->fw_mutex); 1483618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek } 1484618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek} 1485618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1486618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1487618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek/* 1488a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Command processing. 1489a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1490a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 14910c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek/* Timeout firmware commands after 10s */ 14920c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek#define MWL8K_CMD_TIMEOUT_MS 10000 1493a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1494a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_post_cmd(struct ieee80211_hw *hw, struct mwl8k_cmd_pkt *cmd) 1495a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1496a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek DECLARE_COMPLETION_ONSTACK(cmd_wait); 1497a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1498a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek void __iomem *regs = priv->regs; 1499a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr_t dma_addr; 1500a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek unsigned int dma_size; 1501a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1502a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek unsigned long timeout = 0; 1503a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u8 buf[32]; 1504a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1505c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek cmd->result = 0xffff; 1506a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_size = le16_to_cpu(cmd->length); 1507a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr = pci_map_single(priv->pdev, cmd, dma_size, 1508a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek PCI_DMA_BIDIRECTIONAL); 1509a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (pci_dma_mapping_error(priv->pdev, dma_addr)) 1510a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1511a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1512618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek rc = mwl8k_fw_lock(hw); 151339a1e42eb4d0a2bc3f1211e9012bd23734ab86dbLennert Buytenhek if (rc) { 151439a1e42eb4d0a2bc3f1211e9012bd23734ab86dbLennert Buytenhek pci_unmap_single(priv->pdev, dma_addr, dma_size, 151539a1e42eb4d0a2bc3f1211e9012bd23734ab86dbLennert Buytenhek PCI_DMA_BIDIRECTIONAL); 1516618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek return rc; 151739a1e42eb4d0a2bc3f1211e9012bd23734ab86dbLennert Buytenhek } 1518a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1519a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->hostcmd_wait = &cmd_wait; 1520a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(dma_addr, regs + MWL8K_HIU_GEN_PTR); 1521a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DOORBELL, 1522a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 1523a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DUMMY, 1524a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 1525a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1526a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek timeout = wait_for_completion_timeout(&cmd_wait, 1527a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek msecs_to_jiffies(MWL8K_CMD_TIMEOUT_MS)); 1528a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1529618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->hostcmd_wait = NULL; 1530618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1531618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mwl8k_fw_unlock(hw); 1532618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 153337055bd455b31b8220c35a1ede9c6aceb791cc88Lennert Buytenhek pci_unmap_single(priv->pdev, dma_addr, dma_size, 153437055bd455b31b8220c35a1ede9c6aceb791cc88Lennert Buytenhek PCI_DMA_BIDIRECTIONAL); 153537055bd455b31b8220c35a1ede9c6aceb791cc88Lennert Buytenhek 1536a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!timeout) { 1537a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: Command %s timeout after %u ms\n", 1538c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy), 1539a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_cmd_name(cmd->code, buf, sizeof(buf)), 1540a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMD_TIMEOUT_MS); 1541a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -ETIMEDOUT; 1542a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } else { 15430c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek int ms; 15440c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek 15450c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek ms = MWL8K_CMD_TIMEOUT_MS - jiffies_to_msecs(timeout); 15460c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek 1547ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek rc = cmd->result ? -EINVAL : 0; 1548a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 1549a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: Command %s error 0x%x\n", 1550c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy), 1551a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_cmd_name(cmd->code, buf, sizeof(buf)), 155276c962a204f8d36b762440aa941fcea3d44e2fd2Lennert Buytenhek le16_to_cpu(cmd->result)); 15530c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek else if (ms > 2000) 15540c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek printk(KERN_NOTICE "%s: Command %s took %d ms\n", 15550c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek wiphy_name(hw->wiphy), 15560c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek mwl8k_cmd_name(cmd->code, buf, sizeof(buf)), 15570c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek ms); 1558a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1559a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1560a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1561a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1562a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1563a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 156404b147b19303724aac5ee8e56f113f1935a5c255Lennert Buytenhek * CMD_GET_HW_SPEC (STA version). 1565a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 156604b147b19303724aac5ee8e56f113f1935a5c255Lennert Buytenhekstruct mwl8k_cmd_get_hw_spec_sta { 1567a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1568a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 hw_rev; 1569a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 host_interface; 1570a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 num_mcaddrs; 1571d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek __u8 perm_addr[ETH_ALEN]; 1572a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 region_code; 1573a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 fw_rev; 1574a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 ps_cookie; 1575a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 caps; 1576a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 mcs_bitmap[16]; 1577a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 rx_queue_ptr; 1578a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 num_tx_queues; 1579a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 tx_queue_ptrs[MWL8K_TX_QUEUES]; 1580a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 caps2; 1581a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 num_tx_desc_per_queue; 158245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek __le32 total_rxd; 1583a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1584a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 158504b147b19303724aac5ee8e56f113f1935a5c255Lennert Buytenhekstatic int mwl8k_cmd_get_hw_spec_sta(struct ieee80211_hw *hw) 1586a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1587a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 158804b147b19303724aac5ee8e56f113f1935a5c255Lennert Buytenhek struct mwl8k_cmd_get_hw_spec_sta *cmd; 1589a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1590a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 1591a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1592a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 1593a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1594a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1595a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1596a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_GET_HW_SPEC); 1597a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 1598a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1599a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memset(cmd->perm_addr, 0xff, sizeof(cmd->perm_addr)); 1600a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->ps_cookie = cpu_to_le32(priv->cookie_dma); 160145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek cmd->rx_queue_ptr = cpu_to_le32(priv->rxq[0].rxd_dma); 16024ff6432ea620ba467e50ec04b8271ea0eb94e62eLennert Buytenhek cmd->num_tx_queues = cpu_to_le32(MWL8K_TX_QUEUES); 1603a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 160445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek cmd->tx_queue_ptrs[i] = cpu_to_le32(priv->txq[i].txd_dma); 16054ff6432ea620ba467e50ec04b8271ea0eb94e62eLennert Buytenhek cmd->num_tx_desc_per_queue = cpu_to_le32(MWL8K_TX_DESCS); 160645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek cmd->total_rxd = cpu_to_le32(MWL8K_RX_DESCS); 1607a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1608a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 1609a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1610a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc) { 1611a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek SET_IEEE80211_PERM_ADDR(hw, cmd->perm_addr); 1612a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->num_mcaddrs = le16_to_cpu(cmd->num_mcaddrs); 16134ff6432ea620ba467e50ec04b8271ea0eb94e62eLennert Buytenhek priv->fw_rev = le32_to_cpu(cmd->fw_rev); 1614a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->hw_rev = cmd->hw_rev; 1615a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1616a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1617a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 1618a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1619a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1620a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1621a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 162242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek * CMD_GET_HW_SPEC (AP version). 162342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek */ 162442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhekstruct mwl8k_cmd_get_hw_spec_ap { 162542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_cmd_pkt header; 162642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 hw_rev; 162742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 host_interface; 162842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 num_wcb; 162942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 num_mcaddrs; 163042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 perm_addr[ETH_ALEN]; 163142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 region_code; 163242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 num_antenna; 163342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 fw_rev; 163442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 wcbbase0; 163542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 rxwrptr; 163642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 rxrdptr; 163742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 ps_cookie; 163842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 wcbbase1; 163942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 wcbbase2; 164042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 wcbbase3; 164142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek} __attribute__((packed)); 164242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 164342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhekstatic int mwl8k_cmd_get_hw_spec_ap(struct ieee80211_hw *hw) 164442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek{ 164542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 164642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_cmd_get_hw_spec_ap *cmd; 164742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek int rc; 164842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 164942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 165042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek if (cmd == NULL) 165142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek return -ENOMEM; 165242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 165342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_GET_HW_SPEC); 165442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 165542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 165642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek memset(cmd->perm_addr, 0xff, sizeof(cmd->perm_addr)); 165742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->ps_cookie = cpu_to_le32(priv->cookie_dma); 165842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 165942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 166042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 166142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek if (!rc) { 166242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek int off; 166342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 166442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek SET_IEEE80211_PERM_ADDR(hw, cmd->perm_addr); 166542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek priv->num_mcaddrs = le16_to_cpu(cmd->num_mcaddrs); 166642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek priv->fw_rev = le32_to_cpu(cmd->fw_rev); 166742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek priv->hw_rev = cmd->hw_rev; 166842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 166942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->wcbbase0) & 0xffff; 167042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek iowrite32(cpu_to_le32(priv->txq[0].txd_dma), priv->sram + off); 167142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 167242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->rxwrptr) & 0xffff; 167342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek iowrite32(cpu_to_le32(priv->rxq[0].rxd_dma), priv->sram + off); 167442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 167542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->rxrdptr) & 0xffff; 167642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek iowrite32(cpu_to_le32(priv->rxq[0].rxd_dma), priv->sram + off); 167742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 167842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->wcbbase1) & 0xffff; 167942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek iowrite32(cpu_to_le32(priv->txq[1].txd_dma), priv->sram + off); 168042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 168142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->wcbbase2) & 0xffff; 168242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek iowrite32(cpu_to_le32(priv->txq[2].txd_dma), priv->sram + off); 168342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 168442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->wcbbase3) & 0xffff; 168542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek iowrite32(cpu_to_le32(priv->txq[3].txd_dma), priv->sram + off); 168642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek } 168742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 168842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek kfree(cmd); 168942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek return rc; 169042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek} 169142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 169242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek/* 169342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek * CMD_SET_HW_SPEC. 169442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek */ 169542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhekstruct mwl8k_cmd_set_hw_spec { 169642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_cmd_pkt header; 169742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 hw_rev; 169842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 host_interface; 169942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 num_mcaddrs; 170042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 perm_addr[ETH_ALEN]; 170142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 region_code; 170242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 fw_rev; 170342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 ps_cookie; 170442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 caps; 170542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 rx_queue_ptr; 170642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 num_tx_queues; 170742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 tx_queue_ptrs[MWL8K_TX_QUEUES]; 170842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 flags; 170942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 num_tx_desc_per_queue; 171042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 total_rxd; 171142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek} __attribute__((packed)); 171242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 171342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek#define MWL8K_SET_HW_SPEC_FLAG_HOST_DECR_MGMT 0x00000080 171442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 171542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhekstatic int mwl8k_cmd_set_hw_spec(struct ieee80211_hw *hw) 171642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek{ 171742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 171842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_cmd_set_hw_spec *cmd; 171942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek int rc; 172042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek int i; 172142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 172242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 172342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek if (cmd == NULL) 172442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek return -ENOMEM; 172542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 172642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_HW_SPEC); 172742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 172842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 172942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->ps_cookie = cpu_to_le32(priv->cookie_dma); 173042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->rx_queue_ptr = cpu_to_le32(priv->rxq[0].rxd_dma); 173142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->num_tx_queues = cpu_to_le32(MWL8K_TX_QUEUES); 173242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 173342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->tx_queue_ptrs[i] = cpu_to_le32(priv->txq[i].txd_dma); 173442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->flags = cpu_to_le32(MWL8K_SET_HW_SPEC_FLAG_HOST_DECR_MGMT); 173542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->num_tx_desc_per_queue = cpu_to_le32(MWL8K_TX_DESCS); 173642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->total_rxd = cpu_to_le32(MWL8K_RX_DESCS); 173742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 173842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 173942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek kfree(cmd); 174042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 174142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek return rc; 174242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek} 174342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 174442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek/* 1745a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_MAC_MULTICAST_ADR. 1746a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1747a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_mac_multicast_adr { 1748a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1749a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 1750a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 numaddr; 1751ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek __u8 addr[0][ETH_ALEN]; 1752a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 1753a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1754d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek#define MWL8K_ENABLE_RX_DIRECTED 0x0001 1755d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek#define MWL8K_ENABLE_RX_MULTICAST 0x0002 1756d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek#define MWL8K_ENABLE_RX_ALL_MULTICAST 0x0004 1757d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek#define MWL8K_ENABLE_RX_BROADCAST 0x0008 1758ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek 1759e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhekstatic struct mwl8k_cmd_pkt * 1760447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek__mwl8k_cmd_mac_multicast_adr(struct ieee80211_hw *hw, int allmulti, 1761e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek int mc_count, struct dev_addr_list *mclist) 1762a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1763e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1764a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_mac_multicast_adr *cmd; 1765e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek int size; 1766e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 1767447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek if (allmulti || mc_count > priv->num_mcaddrs) { 1768d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek allmulti = 1; 1769d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek mc_count = 0; 1770d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek } 1771e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 1772e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek size = sizeof(*cmd) + mc_count * ETH_ALEN; 1773ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek 1774e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek cmd = kzalloc(size, GFP_ATOMIC); 1775a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1776e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek return NULL; 1777a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1778a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_MAC_MULTICAST_ADR); 1779a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(size); 1780d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek cmd->action = cpu_to_le16(MWL8K_ENABLE_RX_DIRECTED | 1781d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek MWL8K_ENABLE_RX_BROADCAST); 1782d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek 1783d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek if (allmulti) { 1784d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek cmd->action |= cpu_to_le16(MWL8K_ENABLE_RX_ALL_MULTICAST); 1785d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek } else if (mc_count) { 1786d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek int i; 1787d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek 1788d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek cmd->action |= cpu_to_le16(MWL8K_ENABLE_RX_MULTICAST); 1789d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek cmd->numaddr = cpu_to_le16(mc_count); 1790d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek for (i = 0; i < mc_count && mclist; i++) { 1791d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek if (mclist->da_addrlen != ETH_ALEN) { 1792d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek kfree(cmd); 1793d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek return NULL; 1794d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek } 1795d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek memcpy(cmd->addr[i], mclist->da_addr, ETH_ALEN); 1796d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek mclist = mclist->next; 1797a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1798a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1799a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1800e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek return &cmd->header; 1801a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1802a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1803a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 180455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_GET_STAT. 1805a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 180655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_get_stat { 1807a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1808a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 stats[64]; 1809a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1810a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1811a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STAT_ACK_FAILURE 9 1812a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STAT_RTS_FAILURE 12 1813a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STAT_FCS_ERROR 24 1814a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STAT_RTS_SUCCESS 11 1815a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 181655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_get_stat(struct ieee80211_hw *hw, 181755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct ieee80211_low_level_stats *stats) 1818a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 181955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_get_stat *cmd; 1820a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1821a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1822a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 1823a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1824a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1825a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1826a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_GET_STAT); 1827a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 1828a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1829a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 1830a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc) { 1831a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek stats->dot11ACKFailureCount = 1832a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek le32_to_cpu(cmd->stats[MWL8K_STAT_ACK_FAILURE]); 1833a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek stats->dot11RTSFailureCount = 1834a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek le32_to_cpu(cmd->stats[MWL8K_STAT_RTS_FAILURE]); 1835a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek stats->dot11FCSErrorCount = 1836a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek le32_to_cpu(cmd->stats[MWL8K_STAT_FCS_ERROR]); 1837a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek stats->dot11RTSSuccessCount = 1838a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek le32_to_cpu(cmd->stats[MWL8K_STAT_RTS_SUCCESS]); 1839a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1840a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 1841a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1842a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1843a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1844a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1845a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 184655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_RADIO_CONTROL. 1847a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 184855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_radio_control { 1849a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1850a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 1851a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 control; 1852a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 radio_on; 1853a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1854a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1855c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhekstatic int 185655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekmwl8k_cmd_radio_control(struct ieee80211_hw *hw, bool enable, bool force) 1857a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1858a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 185955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_radio_control *cmd; 1860a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1861a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1862c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek if (enable == priv->radio_on && !force) 1863a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 1864a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1865a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 1866a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1867a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1868a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1869a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_RADIO_CONTROL); 1870a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 1871a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 187268ce38845c23443b15e374fb7362916c1231278eLennert Buytenhek cmd->control = cpu_to_le16(priv->radio_short_preamble ? 3 : 1); 1873a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->radio_on = cpu_to_le16(enable ? 0x0001 : 0x0000); 1874a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1875a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 1876a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 1877a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1878a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc) 1879c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek priv->radio_on = enable; 1880a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1881a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1882a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1883a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 188455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_radio_disable(struct ieee80211_hw *hw) 1885c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek{ 188655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return mwl8k_cmd_radio_control(hw, 0, 0); 1887c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek} 1888c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek 188955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_radio_enable(struct ieee80211_hw *hw) 1890c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek{ 189155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return mwl8k_cmd_radio_control(hw, 1, 0); 1892c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek} 1893c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek 1894a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 1895a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmwl8k_set_radio_preamble(struct ieee80211_hw *hw, bool short_preamble) 1896a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 189799200a992e365a73dc67a6570524e5f3af4386ddLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1898a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 189968ce38845c23443b15e374fb7362916c1231278eLennert Buytenhek priv->radio_short_preamble = short_preamble; 1900a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 190155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return mwl8k_cmd_radio_control(hw, 1, 1); 1902a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1903a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1904a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 190555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_RF_TX_POWER. 1906a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1907a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TX_POWER_LEVEL_TOTAL 8 1908a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 190955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_rf_tx_power { 1910a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1911a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 1912a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 support_level; 1913a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 current_level; 1914a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 reserved; 1915a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 power_level_list[MWL8K_TX_POWER_LEVEL_TOTAL]; 1916a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1917a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 191855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_rf_tx_power(struct ieee80211_hw *hw, int dBm) 1919a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 192055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_rf_tx_power *cmd; 1921a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1922a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1923a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 1924a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1925a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1926a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1927a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_RF_TX_POWER); 1928a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 1929a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 1930a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->support_level = cpu_to_le16(dBm); 1931a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1932a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 1933a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 1934a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1935a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1936a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1937a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1938a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 193908b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek * CMD_RF_ANTENNA. 194008b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek */ 194108b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhekstruct mwl8k_cmd_rf_antenna { 194208b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek struct mwl8k_cmd_pkt header; 194308b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek __le16 antenna; 194408b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek __le16 mode; 194508b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek} __attribute__((packed)); 194608b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 194708b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek#define MWL8K_RF_ANTENNA_RX 1 194808b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek#define MWL8K_RF_ANTENNA_TX 2 194908b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 195008b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhekstatic int 195108b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhekmwl8k_cmd_rf_antenna(struct ieee80211_hw *hw, int antenna, int mask) 195208b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek{ 195308b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek struct mwl8k_cmd_rf_antenna *cmd; 195408b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek int rc; 195508b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 195608b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 195708b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek if (cmd == NULL) 195808b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek return -ENOMEM; 195908b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 196008b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_RF_ANTENNA); 196108b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 196208b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek cmd->antenna = cpu_to_le16(antenna); 196308b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek cmd->mode = cpu_to_le16(mask); 196408b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 196508b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 196608b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek kfree(cmd); 196708b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 196808b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek return rc; 196908b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek} 197008b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 197108b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek/* 1972a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_PRE_SCAN. 1973a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1974a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_pre_scan { 1975a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1976a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1977a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1978a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_set_pre_scan(struct ieee80211_hw *hw) 1979a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1980a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_pre_scan *cmd; 1981a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1982a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1983a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 1984a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1985a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1986a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1987a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_PRE_SCAN); 1988a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 1989a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1990a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 1991a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 1992a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1993a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1994a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1995a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1996a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1997a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_POST_SCAN. 1998a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1999a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_post_scan { 2000a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2001a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 isibss; 2002d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek __u8 bssid[ETH_ALEN]; 2003a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2004a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2005a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 20060a11dfc36604d9b24deda17461b7ea69851846aaLennert Buytenhekmwl8k_cmd_set_post_scan(struct ieee80211_hw *hw, const __u8 *mac) 2007a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2008a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_post_scan *cmd; 2009a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2010a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2011a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2012a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2013a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2014a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2015a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_POST_SCAN); 2016a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2017a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->isibss = 0; 2018d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek memcpy(cmd->bssid, mac, ETH_ALEN); 2019a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2020a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2021a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2022a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2023a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2024a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2025a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2026a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2027a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_RF_CHANNEL. 2028a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2029a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_rf_channel { 2030a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2031a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 2032a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 current_channel; 2033a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 channel_flags; 2034a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2035a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2036a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_set_rf_channel(struct ieee80211_hw *hw, 2037a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_channel *channel) 2038a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2039a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_rf_channel *cmd; 2040a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2041a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2042a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2043a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2044a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2045a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2046a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_RF_CHANNEL); 2047a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2048a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 2049a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->current_channel = channel->hw_value; 2050a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (channel->band == IEEE80211_BAND_2GHZ) 2051a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->channel_flags = cpu_to_le32(0x00000081); 2052a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek else 2053a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->channel_flags = cpu_to_le32(0x00000000); 2054a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2055a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2056a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2057a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2058a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2059a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2060a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2061a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 206255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_SET_AID. 2063a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 206455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek#define MWL8K_FRAME_PROT_DISABLED 0x00 206555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek#define MWL8K_FRAME_PROT_11G 0x07 206655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek#define MWL8K_FRAME_PROT_11N_HT_40MHZ_ONLY 0x02 206755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek#define MWL8K_FRAME_PROT_11N_HT_ALL 0x06 2068a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 206955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_update_set_aid { 207055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_pkt header; 207155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le16 aid; 2072a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 207355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek /* AP's MAC address (BSSID) */ 207455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 bssid[ETH_ALEN]; 207555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le16 protection_mode; 207655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 supp_rates[14]; 2077a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2078a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 207955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int 208055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekmwl8k_cmd_set_aid(struct ieee80211_hw *hw, struct ieee80211_vif *vif) 2081a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 208255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_update_set_aid *cmd; 208355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek u16 prot_mode; 2084a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2085a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2086a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2087a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2088a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2089a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 209055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_AID); 2091a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 20927dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek cmd->aid = cpu_to_le16(vif->bss_conf.aid); 2093a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 20940a11dfc36604d9b24deda17461b7ea69851846aaLennert Buytenhek memcpy(cmd->bssid, vif->bss_conf.bssid, ETH_ALEN); 2095a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 20967dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek if (vif->bss_conf.use_cts_prot) { 209755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek prot_mode = MWL8K_FRAME_PROT_11G; 209855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek } else { 20997dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek switch (vif->bss_conf.ht_operation_mode & 210055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek IEEE80211_HT_OP_MODE_PROTECTION) { 210155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek case IEEE80211_HT_OP_MODE_PROTECTION_20MHZ: 210255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek prot_mode = MWL8K_FRAME_PROT_11N_HT_40MHZ_ONLY; 210355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek break; 210455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek case IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED: 210555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek prot_mode = MWL8K_FRAME_PROT_11N_HT_ALL; 210655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek break; 210755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek default: 210855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek prot_mode = MWL8K_FRAME_PROT_DISABLED; 210955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek break; 211055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek } 211155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek } 211255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->protection_mode = cpu_to_le16(prot_mode); 2113a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 211455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek memcpy(cmd->supp_rates, mwl8k_rateids, sizeof(mwl8k_rateids)); 2115a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2116a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2117a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2118a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2119a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2120a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2121a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2122a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 212355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_SET_RATE. 212432060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek */ 212555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_set_rate { 212655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_pkt header; 212755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 legacy_rates[14]; 212855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 212955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek /* Bitmap for supported MCS codes. */ 213055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 mcs_set[16]; 213155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 reserved[16]; 213232060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek} __attribute__((packed)); 213332060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 213455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int 213555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekmwl8k_cmd_set_rate(struct ieee80211_hw *hw, struct ieee80211_vif *vif) 213632060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek{ 213755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_set_rate *cmd; 213832060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek int rc; 213932060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 214032060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 214132060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek if (cmd == NULL) 214232060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek return -ENOMEM; 214332060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 214455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_RATE); 214532060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 214655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek memcpy(cmd->legacy_rates, mwl8k_rateids, sizeof(mwl8k_rateids)); 214732060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 214832060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 214932060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek kfree(cmd); 215032060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 215132060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek return rc; 215232060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek} 215332060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 215432060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek/* 215555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_FINALIZE_JOIN. 2156a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 215755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek#define MWL8K_FJ_BEACON_MAXLEN 128 215855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 215955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_finalize_join { 2160a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 216155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le32 sleep_interval; /* Number of beacon periods to sleep */ 216255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 beacon_data[MWL8K_FJ_BEACON_MAXLEN]; 2163a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2164a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 216555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_finalize_join(struct ieee80211_hw *hw, void *frame, 216655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek int framelen, int dtim) 2167a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 216855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_finalize_join *cmd; 216955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct ieee80211_mgmt *payload = frame; 217055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek int payload_len; 2171a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2172a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2173a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2174a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2175a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2176a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 217755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_FINALIZE_JOIN); 2178a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 217955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->sleep_interval = cpu_to_le32(dtim ? dtim : 1); 218055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 218155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek payload_len = framelen - ieee80211_hdrlen(payload->frame_control); 218255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (payload_len < 0) 218355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek payload_len = 0; 218455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek else if (payload_len > MWL8K_FJ_BEACON_MAXLEN) 218555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek payload_len = MWL8K_FJ_BEACON_MAXLEN; 218655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 218755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek memcpy(cmd->beacon_data, &payload->u.beacon, payload_len); 2188a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2189a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2190a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2191a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2192a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2193a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2194a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2195a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 219655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_SET_RTS_THRESHOLD. 2197a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 219855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_set_rts_threshold { 2199a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2200a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 220155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le16 threshold; 2202a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2203a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 220455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_set_rts_threshold(struct ieee80211_hw *hw, 220555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek u16 action, u16 threshold) 2206a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 220755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_set_rts_threshold *cmd; 2208a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2209a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2210a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2211a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2212a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2213a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 221455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_RTS_THRESHOLD); 2215a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 221655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->action = cpu_to_le16(action); 221755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->threshold = cpu_to_le16(threshold); 2218a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2219a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2220a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2221a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2222a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2223a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2224a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2225a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 222655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_SET_SLOT. 2227a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 222855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_set_slot { 2229a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2230a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 223155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 short_slot; 2232a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2233a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 223455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_set_slot(struct ieee80211_hw *hw, bool short_slot_time) 2235a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 223655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_set_slot *cmd; 2237a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2238a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2239a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2240a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2241a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2242a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 224355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_SLOT); 2244a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 224555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 224655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->short_slot = short_slot_time; 2247a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2248a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2249a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2250a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2251a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2252a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2253a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2254a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2255a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_EDCA_PARAMS. 2256a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2257a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_edca_params { 2258a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2259a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2260a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* See MWL8K_SET_EDCA_XXX below */ 2261a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 2262a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2263a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* TX opportunity in units of 32 us */ 2264a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 txop; 2265a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 22662e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek union { 22672e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek struct { 22682e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* Log exponent of max contention period: 0...15 */ 22692e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __le32 log_cw_max; 22702e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek 22712e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* Log exponent of min contention period: 0...15 */ 22722e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __le32 log_cw_min; 22732e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek 22742e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* Adaptive interframe spacing in units of 32us */ 22752e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __u8 aifs; 22762e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek 22772e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* TX queue to configure */ 22782e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __u8 txq; 22792e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek } ap; 22802e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek struct { 22812e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* Log exponent of max contention period: 0...15 */ 22822e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __u8 log_cw_max; 2283a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 22842e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* Log exponent of min contention period: 0...15 */ 22852e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __u8 log_cw_min; 2286a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 22872e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* Adaptive interframe spacing in units of 32us */ 22882e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __u8 aifs; 2289a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 22902e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* TX queue to configure */ 22912e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __u8 txq; 22922e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek } sta; 22932e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek }; 2294a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2295a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2296a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_SET_EDCA_CW 0x01 2297a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_SET_EDCA_TXOP 0x02 2298a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_SET_EDCA_AIFS 0x04 2299a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2300a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_SET_EDCA_ALL (MWL8K_SET_EDCA_CW | \ 2301a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_SET_EDCA_TXOP | \ 2302a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_SET_EDCA_AIFS) 2303a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2304a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 230555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekmwl8k_cmd_set_edca_params(struct ieee80211_hw *hw, __u8 qnum, 230655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u16 cw_min, __u16 cw_max, 230755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 aifs, __u16 txop) 2308a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 23092e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2310a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_edca_params *cmd; 2311a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2312a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2313a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2314a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2315a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2316a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 231722995b2411d4c5bbd832a54c4ef6ad3e24a2a34bLennert Buytenhek /* 231822995b2411d4c5bbd832a54c4ef6ad3e24a2a34bLennert Buytenhek * Queues 0 (BE) and 1 (BK) are swapped in hardware for 231922995b2411d4c5bbd832a54c4ef6ad3e24a2a34bLennert Buytenhek * this call. 232022995b2411d4c5bbd832a54c4ef6ad3e24a2a34bLennert Buytenhek */ 232122995b2411d4c5bbd832a54c4ef6ad3e24a2a34bLennert Buytenhek qnum ^= !(qnum >> 1); 232222995b2411d4c5bbd832a54c4ef6ad3e24a2a34bLennert Buytenhek 2323a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_EDCA_PARAMS); 2324a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2325a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_SET_EDCA_ALL); 2326a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->txop = cpu_to_le16(txop); 23272e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek if (priv->ap_fw) { 23282e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->ap.log_cw_max = cpu_to_le32(ilog2(cw_max + 1)); 23292e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->ap.log_cw_min = cpu_to_le32(ilog2(cw_min + 1)); 23302e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->ap.aifs = aifs; 23312e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->ap.txq = qnum; 23322e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek } else { 23332e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->sta.log_cw_max = (u8)ilog2(cw_max + 1); 23342e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->sta.log_cw_min = (u8)ilog2(cw_min + 1); 23352e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->sta.aifs = aifs; 23362e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->sta.txq = qnum; 23372e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek } 2338a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2339a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2340a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2341a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2342a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2343a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2344a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2345a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 234655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_SET_WMM_MODE. 2347a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 234855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_set_wmm_mode { 2349a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 235055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le16 action; 2351a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2352a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 235355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_set_wmm_mode(struct ieee80211_hw *hw, bool enable) 2354a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 235555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 235655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_set_wmm_mode *cmd; 2357a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2358a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2359a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2360a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2361a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2362a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 236355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_WMM_MODE); 2364a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 236555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->action = cpu_to_le16(!!enable); 2366a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2367a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2368a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 236916cec43da50c4b4702653ca710549fd3457a4e6cLennert Buytenhek 237055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (!rc) 237155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek priv->wmm_enabled = enable; 2372a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2373a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2374a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2375a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2376a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 237755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_MIMO_CONFIG. 2378a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 237955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_mimo_config { 238055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_pkt header; 238155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le32 action; 238255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 rx_antenna_map; 238355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 tx_antenna_map; 2384a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2385a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 238655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_mimo_config(struct ieee80211_hw *hw, __u8 rx, __u8 tx) 2387a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 238855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_mimo_config *cmd; 2389a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2390a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2391a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2392a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2393a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2394a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 239555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_MIMO_CONFIG); 2396a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 239755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->action = cpu_to_le32((u32)MWL8K_CMD_SET); 239855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->rx_antenna_map = rx; 239955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->tx_antenna_map = tx; 2400a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2401a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2402a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2403a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2404a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2405a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2406a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2407a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2408a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_USE_FIXED_RATE. 2409a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2410a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_RATE_TABLE_SIZE 8 2411a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_UCAST_RATE 0 2412a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_USE_AUTO_RATE 0x0002 2413a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2414a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_rate_entry { 2415a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set to 1 if HT rate, 0 if legacy. */ 2416a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 is_ht_rate; 2417a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2418a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set to 1 to use retry_count field. */ 2419a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 enable_retry; 2420a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2421a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Specified legacy rate or MCS. */ 2422a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 rate; 2423a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2424a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Number of allowed retries. */ 2425a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 retry_count; 2426a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2427a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2428a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_rate_table { 2429a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 1 to allow specified rate and below */ 2430a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 allow_rate_drop; 2431a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 num_rates; 2432a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rate_entry rate_entry[MWL8K_RATE_TABLE_SIZE]; 2433a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2434a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2435a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_use_fixed_rate { 2436a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2437a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 action; 2438a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rate_table rate_table; 2439a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2440a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Unicast, Broadcast or Multicast */ 2441a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 rate_type; 2442a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 reserved1; 2443a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 reserved2; 2444a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2445a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2446a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_use_fixed_rate(struct ieee80211_hw *hw, 2447a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 action, u32 rate_type, struct mwl8k_rate_table *rate_table) 2448a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2449a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_use_fixed_rate *cmd; 2450a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int count; 2451a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2452a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2453a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2454a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2455a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2456a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2457a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_USE_FIXED_RATE); 2458a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2459a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2460a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le32(action); 2461a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->rate_type = cpu_to_le32(rate_type); 2462a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2463a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rate_table != NULL) { 2464c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek /* 2465c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek * Copy over each field manually so that endian 2466c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek * conversion can be done. 2467c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek */ 2468a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->rate_table.allow_rate_drop = 2469a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cpu_to_le32(rate_table->allow_rate_drop); 2470a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->rate_table.num_rates = 2471a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cpu_to_le32(rate_table->num_rates); 2472a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2473a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (count = 0; count < rate_table->num_rates; count++) { 2474a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rate_entry *dst = 2475a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek &cmd->rate_table.rate_entry[count]; 2476a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rate_entry *src = 2477a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek &rate_table->rate_entry[count]; 2478a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2479a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dst->is_ht_rate = cpu_to_le32(src->is_ht_rate); 2480a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dst->enable_retry = cpu_to_le32(src->enable_retry); 2481a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dst->rate = cpu_to_le32(src->rate); 2482a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dst->retry_count = cpu_to_le32(src->retry_count); 2483a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2484a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2485a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2486a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2487a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2488a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2489a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2490a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2491a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 249255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek/* 249355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_ENABLE_SNIFFER. 249455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek */ 249555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_enable_sniffer { 249655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_pkt header; 249755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le32 action; 249855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek} __attribute__((packed)); 249955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 250055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_enable_sniffer(struct ieee80211_hw *hw, bool enable) 250155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek{ 250255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_enable_sniffer *cmd; 250355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek int rc; 250455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 250555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 250655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (cmd == NULL) 250755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return -ENOMEM; 250855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 250955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_ENABLE_SNIFFER); 251055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 251155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->action = cpu_to_le32(!!enable); 251255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 251355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 251455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek kfree(cmd); 251555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 251655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return rc; 251755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek} 251855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 251955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek/* 252055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_SET_MAC_ADDR. 252155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek */ 252255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_set_mac_addr { 252355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_pkt header; 252455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek union { 252555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct { 252655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le16 mac_type; 252755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 mac_addr[ETH_ALEN]; 252855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek } mbss; 252955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 mac_addr[ETH_ALEN]; 253055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek }; 253155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek} __attribute__((packed)); 253255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 253355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_set_mac_addr(struct ieee80211_hw *hw, u8 *mac) 253455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek{ 253555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 253655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_set_mac_addr *cmd; 253755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek int rc; 253855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 253955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 254055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (cmd == NULL) 254155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return -ENOMEM; 254255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 254355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_MAC_ADDR); 254455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 254555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (priv->ap_fw) { 254655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->mbss.mac_type = 0; 254755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek memcpy(cmd->mbss.mac_addr, mac, ETH_ALEN); 254855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek } else { 254955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek memcpy(cmd->mac_addr, mac, ETH_ALEN); 255055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek } 255155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 255255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 255355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek kfree(cmd); 255455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 255555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return rc; 255655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek} 255755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 255855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek/* 255955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_SET_RATEADAPT_MODE. 256055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek */ 256155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_set_rate_adapt_mode { 256255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_pkt header; 256355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le16 action; 256455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le16 mode; 256555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek} __attribute__((packed)); 256655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 256755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_set_rateadapt_mode(struct ieee80211_hw *hw, __u16 mode) 256855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek{ 256955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_set_rate_adapt_mode *cmd; 257055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek int rc; 257155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 257255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 257355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (cmd == NULL) 257455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return -ENOMEM; 257555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 257655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_RATEADAPT_MODE); 257755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 257855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 257955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->mode = cpu_to_le16(mode); 258055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 258155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 258255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek kfree(cmd); 258355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 258455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return rc; 258555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek} 258655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 258755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek/* 258855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_UPDATE_STADB. 258955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek */ 259025d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhekstruct ewc_ht_info { 259125d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __le16 control1; 259225d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __le16 control2; 259325d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __le16 control3; 259425d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek} __attribute__((packed)); 259525d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek 259625d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhekstruct peer_capability_info { 259725d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek /* Peer type - AP vs. STA. */ 259825d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __u8 peer_type; 259925d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek 260025d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek /* Basic 802.11 capabilities from assoc resp. */ 260125d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __le16 basic_caps; 260225d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek 260325d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek /* Set if peer supports 802.11n high throughput (HT). */ 260425d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __u8 ht_support; 260525d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek 260625d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek /* Valid if HT is supported. */ 260725d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __le16 ht_caps; 260825d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __u8 extended_ht_caps; 260925d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek struct ewc_ht_info ewc_info; 261025d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek 261125d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek /* Legacy rate table. Intersection of our rates and peer rates. */ 261225d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __u8 legacy_rates[12]; 261325d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek 261425d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek /* HT rate table. Intersection of our rates and peer rates. */ 261525d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __u8 ht_rates[16]; 261625d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __u8 pad[16]; 261725d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek 261825d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek /* If set, interoperability mode, no proprietary extensions. */ 261925d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __u8 interop; 262025d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __u8 pad2; 262125d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __u8 station_id; 262225d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __le16 amsdu_enabled; 262325d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek} __attribute__((packed)); 262425d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek 262555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_update_stadb { 262655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_pkt header; 262755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 262855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek /* See STADB_ACTION_TYPE */ 262955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le32 action; 263055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 263155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek /* Peer MAC address */ 263255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 peer_addr[ETH_ALEN]; 263355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 263455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le32 reserved; 263555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 263655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek /* Peer info - valid during add/update. */ 263755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct peer_capability_info peer_info; 263855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek} __attribute__((packed)); 263955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 2640a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek#define MWL8K_STA_DB_MODIFY_ENTRY 1 2641a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek#define MWL8K_STA_DB_DEL_ENTRY 2 2642a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek 2643a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek/* Peer Entry flags - used to define the type of the peer node */ 2644a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek#define MWL8K_PEER_TYPE_ACCESSPOINT 2 2645a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek 2646a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhekstatic int mwl8k_cmd_update_stadb_add(struct ieee80211_hw *hw, 2647a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek struct ieee80211_vif *vif, u8 *addr) 264855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek{ 264955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_update_stadb *cmd; 2650a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek struct peer_capability_info *p; 265155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek int rc; 265255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 265355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 265455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (cmd == NULL) 265555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return -ENOMEM; 265655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 265755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_UPDATE_STADB); 265855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2659a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek cmd->action = cpu_to_le32(MWL8K_STA_DB_MODIFY_ENTRY); 2660a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek memcpy(cmd->peer_addr, addr, ETH_ALEN); 266155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 2662a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek p = &cmd->peer_info; 2663a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek p->peer_type = MWL8K_PEER_TYPE_ACCESSPOINT; 2664a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek p->basic_caps = cpu_to_le16(vif->bss_conf.assoc_capability); 2665a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek memcpy(p->legacy_rates, mwl8k_rateids, sizeof(mwl8k_rateids)); 2666a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek p->interop = 1; 2667a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek p->amsdu_enabled = 0; 2668a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek 2669a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2670a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek kfree(cmd); 2671a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek 2672a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek return rc ? rc : p->station_id; 2673a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek} 2674a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek 2675a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhekstatic int mwl8k_cmd_update_stadb_del(struct ieee80211_hw *hw, 2676a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek struct ieee80211_vif *vif, u8 *addr) 2677a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek{ 2678a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek struct mwl8k_cmd_update_stadb *cmd; 2679a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek int rc; 2680a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek 2681a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2682a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek if (cmd == NULL) 2683a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek return -ENOMEM; 2684a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek 2685a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_UPDATE_STADB); 2686a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2687a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek cmd->action = cpu_to_le32(MWL8K_STA_DB_DEL_ENTRY); 2688bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek memcpy(cmd->peer_addr, addr, ETH_ALEN); 268955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 2690a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 269155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek kfree(cmd); 269255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 269355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return rc; 269455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek} 269555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 2696a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2697a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2698a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Interrupt handling. 2699a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2700a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic irqreturn_t mwl8k_interrupt(int irq, void *dev_id) 2701a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2702a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hw *hw = dev_id; 2703a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2704a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 status; 2705a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2706a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek status = ioread32(priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS); 2707a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(~status, priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS); 2708a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2709a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!status) 2710a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return IRQ_NONE; 2711a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2712a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_A2H_INT_TX_DONE) 2713a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tasklet_schedule(&priv->tx_reclaim_task); 2714a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2715a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_A2H_INT_RX_READY) { 2716a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek while (rxq_process(hw, 0, 1)) 2717a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rxq_refill(hw, 0, 1); 2718a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2719a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2720a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_A2H_INT_OPC_DONE) { 2721618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (priv->hostcmd_wait != NULL) 2722a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek complete(priv->hostcmd_wait); 2723a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2724a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2725a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_A2H_INT_QUEUE_EMPTY) { 2726618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (!mutex_is_locked(&priv->fw_mutex) && 272788de754ad59025eba797e7a8375807755577f450Lennert Buytenhek priv->radio_on && priv->pending_tx_pkts) 2728618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mwl8k_tx_start(priv); 2729a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2730a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2731a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return IRQ_HANDLED; 2732a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2733a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2734a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2735a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2736a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Core driver operations. 2737a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2738a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_tx(struct ieee80211_hw *hw, struct sk_buff *skb) 2739a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2740a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2741a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int index = skb_get_queue_mapping(skb); 2742a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2743a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2744a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->current_channel == NULL) { 2745a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_DEBUG "%s: dropped TX frame since radio " 2746c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek "disabled\n", wiphy_name(hw->wiphy)); 2747a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dev_kfree_skb(skb); 2748a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return NETDEV_TX_OK; 2749a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2750a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2751a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_txq_xmit(hw, index, skb); 2752a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2753a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2754a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2755a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2756a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_start(struct ieee80211_hw *hw) 2757a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2758a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2759a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2760a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2761a0607fd3a25ba1848a63a0d925e36d914735ab47Joe Perches rc = request_irq(priv->pdev->irq, mwl8k_interrupt, 2762a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek IRQF_SHARED, MWL8K_NAME, hw); 2763a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 2764a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to register IRQ handler\n", 2765c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 27662ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek return -EIO; 2767a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2768a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 27692ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek /* Enable tx reclaim tasklet */ 27702ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek tasklet_enable(&priv->tx_reclaim_task); 27712ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek 2772a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Enable interrupts */ 2773c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek iowrite32(MWL8K_A2H_EVENTS, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 2774a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 27752ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek rc = mwl8k_fw_lock(hw); 27762ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek if (!rc) { 277755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_radio_enable(hw); 2778a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 27795e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek if (!priv->ap_fw) { 27805e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek if (!rc) 278155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_enable_sniffer(hw, 0); 2782a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 27835e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek if (!rc) 27845e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek rc = mwl8k_cmd_set_pre_scan(hw); 27855e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek 27865e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek if (!rc) 27875e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek rc = mwl8k_cmd_set_post_scan(hw, 27885e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek "\x00\x00\x00\x00\x00\x00"); 27895e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek } 27902ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek 27912ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek if (!rc) 279255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_set_rateadapt_mode(hw, 0); 2793a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 27942ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek if (!rc) 279555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_set_wmm_mode(hw, 0); 2796a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 27972ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek mwl8k_fw_unlock(hw); 27982ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek } 27992ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek 28002ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek if (rc) { 28012ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 28022ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek free_irq(priv->pdev->irq, hw); 28032ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek tasklet_disable(&priv->tx_reclaim_task); 28042ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek } 2805a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2806a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2807a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2808a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2809a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_stop(struct ieee80211_hw *hw) 2810a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2811a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2812a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 2813a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 281455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek mwl8k_cmd_radio_disable(hw); 2815a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2816a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_stop_queues(hw); 2817a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2818a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Disable interrupts */ 2819a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 2820a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek free_irq(priv->pdev->irq, hw); 2821a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2822a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Stop finalize join worker */ 2823a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cancel_work_sync(&priv->finalize_join_worker); 2824a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->beacon_skb != NULL) 2825a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dev_kfree_skb(priv->beacon_skb); 2826a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2827a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Stop tx reclaim tasklet */ 2828a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tasklet_disable(&priv->tx_reclaim_task); 2829a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2830a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Return all skbs to mac80211 */ 2831a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 2832a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_txq_reclaim(hw, i, 1); 2833a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2834a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2835a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_add_interface(struct ieee80211_hw *hw, 28361ed32e4fc8cfc9656cc1101e7f9617d485fcbe7bJohannes Berg struct ieee80211_vif *vif) 2837a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2838a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2839a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_vif *mwl8k_vif; 2840a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2841a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 2842a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * We only support one active interface at a time. 2843a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2844a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->vif != NULL) 2845a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -EBUSY; 2846a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2847a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 2848a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * We only support managed interfaces for now. 2849a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 28501ed32e4fc8cfc9656cc1101e7f9617d485fcbe7bJohannes Berg if (vif->type != NL80211_IFTYPE_STATION) 2851a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -EINVAL; 2852a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2853a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek /* 2854a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * Reject interface creation if sniffer mode is active, as 2855a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * STA operation is mutually exclusive with hardware sniffer 2856a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * mode. 2857a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek */ 2858a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (priv->sniffer_enabled) { 2859a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek printk(KERN_INFO "%s: unable to create STA " 2860a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek "interface due to sniffer mode being enabled\n", 2861a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek wiphy_name(hw->wiphy)); 2862a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return -EINVAL; 2863a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 2864a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 2865a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Clean out driver private area */ 28661ed32e4fc8cfc9656cc1101e7f9617d485fcbe7bJohannes Berg mwl8k_vif = MWL8K_VIF(vif); 2867a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memset(mwl8k_vif, 0, sizeof(*mwl8k_vif)); 2868a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 286932060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek /* Set and save the mac address */ 28701ed32e4fc8cfc9656cc1101e7f9617d485fcbe7bJohannes Berg mwl8k_cmd_set_mac_addr(hw, vif->addr); 28711ed32e4fc8cfc9656cc1101e7f9617d485fcbe7bJohannes Berg memcpy(mwl8k_vif->mac_addr, vif->addr, ETH_ALEN); 2872a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2873a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set Initial sequence number to zero */ 2874a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_vif->seqno = 0; 2875a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 28761ed32e4fc8cfc9656cc1101e7f9617d485fcbe7bJohannes Berg priv->vif = vif; 2877a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->current_channel = NULL; 2878a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2879a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 2880a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2881a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2882a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_remove_interface(struct ieee80211_hw *hw, 28831ed32e4fc8cfc9656cc1101e7f9617d485fcbe7bJohannes Berg struct ieee80211_vif *vif) 2884a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2885a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2886a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2887a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->vif == NULL) 2888a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return; 2889a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 289055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek mwl8k_cmd_set_mac_addr(hw, "\x00\x00\x00\x00\x00\x00"); 289132060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 2892a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->vif = NULL; 2893a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2894a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2895ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhekstatic int mwl8k_config(struct ieee80211_hw *hw, u32 changed) 2896a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2897a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_conf *conf = &hw->conf; 2898a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2899ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek int rc; 2900a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 29017595d67a06466cc00e3aae1b86544278b57481eeLennert Buytenhek if (conf->flags & IEEE80211_CONF_IDLE) { 290255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek mwl8k_cmd_radio_disable(hw); 29037595d67a06466cc00e3aae1b86544278b57481eeLennert Buytenhek priv->current_channel = NULL; 2904ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek return 0; 29057595d67a06466cc00e3aae1b86544278b57481eeLennert Buytenhek } 29067595d67a06466cc00e3aae1b86544278b57481eeLennert Buytenhek 2907ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek rc = mwl8k_fw_lock(hw); 2908ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek if (rc) 2909ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek return rc; 2910a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 291155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_radio_enable(hw); 2912ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek if (rc) 2913ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek goto out; 2914a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2915ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek rc = mwl8k_cmd_set_rf_channel(hw, conf->channel); 2916ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek if (rc) 2917ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek goto out; 2918ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek 2919ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek priv->current_channel = conf->channel; 2920a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2921a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (conf->power_level > 18) 2922a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek conf->power_level = 18; 292355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_rf_tx_power(hw, conf->power_level); 2924ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek if (rc) 2925ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek goto out; 2926a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 292708b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek if (priv->ap_fw) { 292808b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek rc = mwl8k_cmd_rf_antenna(hw, MWL8K_RF_ANTENNA_RX, 0x7); 292908b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek if (!rc) 293008b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek rc = mwl8k_cmd_rf_antenna(hw, MWL8K_RF_ANTENNA_TX, 0x7); 293108b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek } else { 293208b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek rc = mwl8k_cmd_mimo_config(hw, 0x7, 0x7); 293308b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek } 2934a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2935ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhekout: 2936ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek mwl8k_fw_unlock(hw); 2937a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2938ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek return rc; 2939a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2940a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 29413a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhekstatic void mwl8k_bss_info_changed(struct ieee80211_hw *hw, 29423a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek struct ieee80211_vif *vif, 29433a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek struct ieee80211_bss_conf *info, 29443a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek u32 changed) 2945a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2946a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 29473a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek int rc; 29483a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek 29493a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if ((changed & BSS_CHANGED_ASSOC) == 0) 29503a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek return; 2951a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2952a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->capture_beacon = false; 2953a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 29543a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek rc = mwl8k_fw_lock(hw); 2955942457d63fedd08ce7330b89fc2934be02c3feccLennert Buytenhek if (rc) 29563a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek return; 29573a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek 29587dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek if (vif->bss_conf.assoc) { 2959a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Install rates */ 296055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_set_rate(hw, vif); 29613a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 29623a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 2963a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2964a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Turn on rate adaptation */ 29653a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek rc = mwl8k_cmd_use_fixed_rate(hw, MWL8K_USE_AUTO_RATE, 29663a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek MWL8K_UCAST_RATE, NULL); 29673a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 29683a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 2969a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2970a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set radio preamble */ 29717dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek rc = mwl8k_set_radio_preamble(hw, 29727dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek vif->bss_conf.use_short_preamble); 29733a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 29743a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 2975a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2976a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set slot time */ 29777dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek rc = mwl8k_cmd_set_slot(hw, vif->bss_conf.use_short_slot); 29783a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 29793a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 2980a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2981a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set AID */ 29823a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek rc = mwl8k_cmd_set_aid(hw, vif); 29833a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 29843a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 2985a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2986a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 2987a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Finalize the join. Tell rx handler to process 2988a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * next beacon from our BSSID. 2989a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 29900a11dfc36604d9b24deda17461b7ea69851846aaLennert Buytenhek memcpy(priv->capture_bssid, vif->bss_conf.bssid, ETH_ALEN); 2991a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->capture_beacon = true; 2992a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2993a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 29943a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhekout: 29953a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek mwl8k_fw_unlock(hw); 2996a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2997a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2998e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhekstatic u64 mwl8k_prepare_multicast(struct ieee80211_hw *hw, 2999e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek int mc_count, struct dev_addr_list *mclist) 3000e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek{ 3001e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek struct mwl8k_cmd_pkt *cmd; 3002e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 3003447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek /* 3004447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * Synthesize and return a command packet that programs the 3005447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * hardware multicast address filter. At this point we don't 3006447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * know whether FIF_ALLMULTI is being requested, but if it is, 3007447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * we'll end up throwing this packet away and creating a new 3008447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * one in mwl8k_configure_filter(). 3009447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek */ 3010447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek cmd = __mwl8k_cmd_mac_multicast_adr(hw, 0, mc_count, mclist); 3011e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 3012e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek return (unsigned long)cmd; 3013e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek} 3014e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 3015a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhekstatic int 3016a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhekmwl8k_configure_filter_sniffer(struct ieee80211_hw *hw, 3017a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek unsigned int changed_flags, 3018a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek unsigned int *total_flags) 3019a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek{ 3020a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3021a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3022a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek /* 3023a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * Hardware sniffer mode is mutually exclusive with STA 3024a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * operation, so refuse to enable sniffer mode if a STA 3025a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * interface is active. 3026a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek */ 3027a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (priv->vif != NULL) { 3028a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (net_ratelimit()) 3029a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek printk(KERN_INFO "%s: not enabling sniffer " 3030a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek "mode because STA interface is active\n", 3031a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek wiphy_name(hw->wiphy)); 3032a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return 0; 3033a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 3034a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3035a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (!priv->sniffer_enabled) { 303655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (mwl8k_cmd_enable_sniffer(hw, 1)) 3037a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return 0; 3038a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek priv->sniffer_enabled = true; 3039a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 3040a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3041a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek *total_flags &= FIF_PROMISC_IN_BSS | FIF_ALLMULTI | 3042a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek FIF_BCN_PRBRESP_PROMISC | FIF_CONTROL | 3043a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek FIF_OTHER_BSS; 3044a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3045a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return 1; 3046a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek} 3047a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3048e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhekstatic void mwl8k_configure_filter(struct ieee80211_hw *hw, 3049e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek unsigned int changed_flags, 3050e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek unsigned int *total_flags, 3051e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek u64 multicast) 3052e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek{ 3053e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3054a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek struct mwl8k_cmd_pkt *cmd = (void *)(unsigned long)multicast; 3055a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3056a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek /* 3057c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek * AP firmware doesn't allow fine-grained control over 3058c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek * the receive filter. 3059c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek */ 3060c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek if (priv->ap_fw) { 3061c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek *total_flags &= FIF_ALLMULTI | FIF_BCN_PRBRESP_PROMISC; 3062c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek kfree(cmd); 3063c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek return; 3064c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek } 3065c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek 3066c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek /* 3067a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * Enable hardware sniffer mode if FIF_CONTROL or 3068a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * FIF_OTHER_BSS is requested. 3069a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek */ 3070a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (*total_flags & (FIF_CONTROL | FIF_OTHER_BSS) && 3071a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek mwl8k_configure_filter_sniffer(hw, changed_flags, total_flags)) { 3072a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek kfree(cmd); 3073a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return; 3074a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 3075a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3076e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek /* Clear unsupported feature flags */ 3077447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek *total_flags &= FIF_ALLMULTI | FIF_BCN_PRBRESP_PROMISC; 3078a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3079e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek if (mwl8k_fw_lock(hw)) 3080e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek return; 3081a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3082a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (priv->sniffer_enabled) { 308355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek mwl8k_cmd_enable_sniffer(hw, 0); 3084a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek priv->sniffer_enabled = false; 3085a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 3086a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3087e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek if (changed_flags & FIF_BCN_PRBRESP_PROMISC) { 308877165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek if (*total_flags & FIF_BCN_PRBRESP_PROMISC) { 308977165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek /* 309077165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * Disable the BSS filter. 309177165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek */ 3092e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek mwl8k_cmd_set_pre_scan(hw); 309377165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek } else { 30940a11dfc36604d9b24deda17461b7ea69851846aaLennert Buytenhek const u8 *bssid; 3095a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek 309677165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek /* 309777165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * Enable the BSS filter. 309877165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * 309977165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * If there is an active STA interface, use that 310077165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * interface's BSSID, otherwise use a dummy one 310177165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * (where the OUI part needs to be nonzero for 310277165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * the BSSID to be accepted by POST_SCAN). 310377165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek */ 310477165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek bssid = "\x01\x00\x00\x00\x00\x00"; 3105a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek if (priv->vif != NULL) 31060a11dfc36604d9b24deda17461b7ea69851846aaLennert Buytenhek bssid = priv->vif->bss_conf.bssid; 3107a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek 3108e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek mwl8k_cmd_set_post_scan(hw, bssid); 3109a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3110a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3111a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3112447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek /* 3113447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * If FIF_ALLMULTI is being requested, throw away the command 3114447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * packet that ->prepare_multicast() built and replace it with 3115447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * a command packet that enables reception of all multicast 3116447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * packets. 3117447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek */ 3118447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek if (*total_flags & FIF_ALLMULTI) { 3119447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek kfree(cmd); 3120447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek cmd = __mwl8k_cmd_mac_multicast_adr(hw, 1, 0, NULL); 3121447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek } 3122447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek 3123447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek if (cmd != NULL) { 3124447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek mwl8k_post_cmd(hw, cmd); 3125447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek kfree(cmd); 3126e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek } 3127a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3128e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek mwl8k_fw_unlock(hw); 3129a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3130a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3131a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_set_rts_threshold(struct ieee80211_hw *hw, u32 value) 3132a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 313355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return mwl8k_cmd_set_rts_threshold(hw, MWL8K_CMD_SET, value); 3134a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3135a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3136bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhekstruct mwl8k_sta_notify_item 3137bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek{ 3138bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek struct list_head list; 3139bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek struct ieee80211_vif *vif; 3140bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek enum sta_notify_cmd cmd; 3141bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek u8 addr[ETH_ALEN]; 3142bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek}; 3143bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 3144bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhekstatic void mwl8k_sta_notify_worker(struct work_struct *work) 3145bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek{ 3146bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek struct mwl8k_priv *priv = 3147bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek container_of(work, struct mwl8k_priv, sta_notify_worker); 3148a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek struct ieee80211_hw *hw = priv->hw; 3149bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 3150bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek spin_lock_bh(&priv->sta_notify_list_lock); 3151bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek while (!list_empty(&priv->sta_notify_list)) { 3152bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek struct mwl8k_sta_notify_item *s; 3153bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 3154bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek s = list_entry(priv->sta_notify_list.next, 3155bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek struct mwl8k_sta_notify_item, list); 3156bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek list_del(&s->list); 3157bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 3158bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek spin_unlock_bh(&priv->sta_notify_list_lock); 3159bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 3160a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek if (s->cmd == STA_NOTIFY_ADD) { 3161a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek int rc; 3162a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek 3163a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek rc = mwl8k_cmd_update_stadb_add(hw, s->vif, s->addr); 3164a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek if (rc >= 0) { 3165a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek struct ieee80211_sta *sta; 3166a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek 3167a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek rcu_read_lock(); 3168a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek sta = ieee80211_find_sta(s->vif, s->addr); 3169a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek if (sta != NULL) 3170a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek MWL8K_STA(sta)->peer_id = rc; 3171a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek rcu_read_unlock(); 3172a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek } 3173a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek } else { 3174a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek mwl8k_cmd_update_stadb_del(hw, s->vif, s->addr); 3175a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek } 3176bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 3177bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek kfree(s); 3178bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 3179bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek spin_lock_bh(&priv->sta_notify_list_lock); 3180bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek } 3181bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek spin_unlock_bh(&priv->sta_notify_list_lock); 3182bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek} 3183bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 3184bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhekstatic void 3185bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhekmwl8k_sta_notify(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 3186bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek enum sta_notify_cmd cmd, struct ieee80211_sta *sta) 3187bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek{ 3188bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3189bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek struct mwl8k_sta_notify_item *s; 3190bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 3191bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek if (cmd != STA_NOTIFY_ADD && cmd != STA_NOTIFY_REMOVE) 3192bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek return; 3193bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 3194bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek s = kmalloc(sizeof(*s), GFP_ATOMIC); 3195bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek if (s != NULL) { 3196bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek s->vif = vif; 3197bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek s->cmd = cmd; 3198bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek memcpy(s->addr, sta->addr, ETH_ALEN); 3199bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 3200bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek spin_lock(&priv->sta_notify_list_lock); 3201bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek list_add_tail(&s->list, &priv->sta_notify_list); 3202bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek spin_unlock(&priv->sta_notify_list_lock); 3203bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 3204bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek ieee80211_queue_work(hw, &priv->sta_notify_worker); 3205bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek } 3206bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek} 3207bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 3208a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_conf_tx(struct ieee80211_hw *hw, u16 queue, 3209a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek const struct ieee80211_tx_queue_params *params) 3210a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 32113e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3212a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 3213a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 32143e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek rc = mwl8k_fw_lock(hw); 32153e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek if (!rc) { 32163e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek if (!priv->wmm_enabled) 321755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_set_wmm_mode(hw, 1); 3218a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 32193e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek if (!rc) 322055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_set_edca_params(hw, queue, 322155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek params->cw_min, 322255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek params->cw_max, 322355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek params->aifs, 322455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek params->txop); 32253e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek 32263e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek mwl8k_fw_unlock(hw); 3227a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 32283e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek 3229a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 3230a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3231a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3232a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_get_tx_stats(struct ieee80211_hw *hw, 3233a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_tx_queue_stats *stats) 3234a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3235a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3236a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq; 3237a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int index; 3238a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3239a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_lock_bh(&priv->tx_lock); 3240a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (index = 0; index < MWL8K_TX_QUEUES; index++) { 3241a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek txq = priv->txq + index; 324245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memcpy(&stats[index], &txq->stats, 3243a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek sizeof(struct ieee80211_tx_queue_stats)); 3244a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3245a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_unlock_bh(&priv->tx_lock); 3246a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3247954ef509cc7d795ccd69fa2e01539297e9a003a0Lennert Buytenhek return 0; 3248a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3249a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3250a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_get_stats(struct ieee80211_hw *hw, 3251a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_low_level_stats *stats) 3252a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 325355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return mwl8k_cmd_get_stat(hw, stats); 3254a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3255a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3256a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic const struct ieee80211_ops mwl8k_ops = { 3257a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .tx = mwl8k_tx, 3258a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .start = mwl8k_start, 3259a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .stop = mwl8k_stop, 3260a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .add_interface = mwl8k_add_interface, 3261a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .remove_interface = mwl8k_remove_interface, 3262a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .config = mwl8k_config, 3263a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .bss_info_changed = mwl8k_bss_info_changed, 32643ac64beecd27400d12cc7afb4108eef26c499f6aJohannes Berg .prepare_multicast = mwl8k_prepare_multicast, 3265a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .configure_filter = mwl8k_configure_filter, 3266a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .set_rts_threshold = mwl8k_set_rts_threshold, 3267bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek .sta_notify = mwl8k_sta_notify, 3268a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .conf_tx = mwl8k_conf_tx, 3269a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .get_tx_stats = mwl8k_get_tx_stats, 3270a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .get_stats = mwl8k_get_stats, 3271a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 3272a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3273a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_tx_reclaim_handler(unsigned long data) 3274a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3275a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 3276a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hw *hw = (struct ieee80211_hw *) data; 3277a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3278a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3279a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_lock_bh(&priv->tx_lock); 3280a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 3281a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_txq_reclaim(hw, i, 0); 3282a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 328388de754ad59025eba797e7a8375807755577f450Lennert Buytenhek if (priv->tx_wait != NULL && !priv->pending_tx_pkts) { 3284ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek complete(priv->tx_wait); 3285ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek priv->tx_wait = NULL; 3286a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3287a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_unlock_bh(&priv->tx_lock); 3288a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3289a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3290a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_finalize_join_worker(struct work_struct *work) 3291a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3292a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = 3293a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek container_of(work, struct mwl8k_priv, finalize_join_worker); 3294a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *skb = priv->beacon_skb; 3295a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 32967dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek mwl8k_cmd_finalize_join(priv->hw, skb->data, skb->len, 32977dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek priv->vif->bss_conf.dtim_period); 3298a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dev_kfree_skb(skb); 3299a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3300a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->beacon_skb = NULL; 3301a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3302a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3303bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linvilleenum { 3304bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville MWL8687 = 0, 3305bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville MWL8366, 33066f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek}; 33076f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 3308bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linvillestatic struct mwl8k_device_info mwl8k_info_tbl[] __devinitdata = { 330949eb691c8f48a29adfdfbdeb82433f1f8cb6524dLennert Buytenhek [MWL8687] = { 3310bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .part_name = "88w8687", 3311bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .helper_image = "mwl8k/helper_8687.fw", 3312bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .fw_image = "mwl8k/fmimage_8687.fw", 3313bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville }, 331449eb691c8f48a29adfdfbdeb82433f1f8cb6524dLennert Buytenhek [MWL8366] = { 3315bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .part_name = "88w8366", 3316bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .helper_image = "mwl8k/helper_8366.fw", 3317bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .fw_image = "mwl8k/fmimage_8366.fw", 331889a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .ap_rxd_ops = &rxd_8366_ap_ops, 3319bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville }, 332045a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek}; 332145a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek 332245a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhekstatic DEFINE_PCI_DEVICE_TABLE(mwl8k_pci_id_table) = { 3323bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville { PCI_VDEVICE(MARVELL, 0x2a2b), .driver_data = MWL8687, }, 3324bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville { PCI_VDEVICE(MARVELL, 0x2a30), .driver_data = MWL8687, }, 3325bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville { PCI_VDEVICE(MARVELL, 0x2a40), .driver_data = MWL8366, }, 3326bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville { }, 332745a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek}; 332845a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert BuytenhekMODULE_DEVICE_TABLE(pci, mwl8k_pci_id_table); 332945a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek 3330a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int __devinit mwl8k_probe(struct pci_dev *pdev, 3331a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek const struct pci_device_id *id) 3332a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 33332aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek static int printed_version = 0; 3334a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hw *hw; 3335a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv; 3336a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 3337a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 33382aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek 33392aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek if (!printed_version) { 33402aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek printk(KERN_INFO "%s version %s\n", MWL8K_DESC, MWL8K_VERSION); 33412aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek printed_version = 1; 33422aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek } 3343a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3344be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3345a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = pci_enable_device(pdev); 3346a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3347a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: Cannot enable new PCI device\n", 3348a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_NAME); 3349a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 3350a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3351a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3352a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = pci_request_regions(pdev, MWL8K_NAME); 3353a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3354a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: Cannot obtain PCI resources\n", 3355a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_NAME); 33563db95e50c8813d8ed04a1ec7cd7b77dba7c81c80Lennert Buytenhek goto err_disable_device; 3357a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3358a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3359a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_set_master(pdev); 3360a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3361be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3362a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw = ieee80211_alloc_hw(sizeof(*priv), &mwl8k_ops); 3363a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (hw == NULL) { 3364a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: ieee80211 alloc failed\n", MWL8K_NAME); 3365a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -ENOMEM; 3366a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_free_reg; 3367a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3368a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3369be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek SET_IEEE80211_DEV(hw, &pdev->dev); 3370be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek pci_set_drvdata(pdev, hw); 3371be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3372a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv = hw->priv; 3373a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->hw = hw; 3374a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->pdev = pdev; 3375bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville priv->device_info = &mwl8k_info_tbl[id->driver_data]; 3376a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3377a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 33785b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek priv->sram = pci_iomap(pdev, 0, 0x10000); 33795b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek if (priv->sram == NULL) { 33805b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek printk(KERN_ERR "%s: Cannot map device SRAM\n", 3381c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 3382a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_iounmap; 3383a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3384a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 33855b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek /* 33865b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek * If BAR0 is a 32 bit BAR, the register BAR will be BAR1. 33875b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek * If BAR0 is a 64 bit BAR, the register BAR will be BAR2. 33885b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek */ 33895b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek priv->regs = pci_iomap(pdev, 1, 0x10000); 33905b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek if (priv->regs == NULL) { 33915b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek priv->regs = pci_iomap(pdev, 2, 0x10000); 33925b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek if (priv->regs == NULL) { 33935b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek printk(KERN_ERR "%s: Cannot map device registers\n", 33945b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek wiphy_name(hw->wiphy)); 33955b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek goto err_iounmap; 33965b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek } 33975b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek } 33985b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek 3399be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3400be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek /* Reset firmware and hardware */ 3401be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek mwl8k_hw_reset(priv); 3402be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3403be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek /* Ask userland hotplug daemon for the device firmware */ 3404be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek rc = mwl8k_request_firmware(priv); 3405be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek if (rc) { 3406be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek printk(KERN_ERR "%s: Firmware files not found\n", 3407be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek wiphy_name(hw->wiphy)); 3408be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek goto err_stop_firmware; 3409be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek } 3410be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3411be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek /* Load firmware into hardware */ 3412be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek rc = mwl8k_load_firmware(hw); 3413be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek if (rc) { 3414be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek printk(KERN_ERR "%s: Cannot start firmware\n", 3415be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek wiphy_name(hw->wiphy)); 3416be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek goto err_stop_firmware; 3417be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek } 3418be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3419be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek /* Reclaim memory once firmware is successfully loaded */ 3420be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek mwl8k_release_firmware(priv); 3421be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3422be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 342391942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek if (priv->ap_fw) { 342489a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek priv->rxd_ops = priv->device_info->ap_rxd_ops; 342591942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek if (priv->rxd_ops == NULL) { 342691942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek printk(KERN_ERR "%s: Driver does not have AP " 342791942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek "firmware image support for this hardware\n", 342891942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek wiphy_name(hw->wiphy)); 342991942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek goto err_stop_firmware; 343091942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek } 343191942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek } else { 343289a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek priv->rxd_ops = &rxd_sta_ops; 343391942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek } 3434be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3435be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek priv->sniffer_enabled = false; 3436be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek priv->wmm_enabled = false; 3437be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek priv->pending_tx_pkts = 0; 3438be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3439be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3440a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memcpy(priv->channels, mwl8k_channels, sizeof(mwl8k_channels)); 3441a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->band.band = IEEE80211_BAND_2GHZ; 3442a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->band.channels = priv->channels; 3443a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->band.n_channels = ARRAY_SIZE(mwl8k_channels); 3444a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->band.bitrates = priv->rates; 3445a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->band.n_bitrates = ARRAY_SIZE(mwl8k_rates); 3446a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw->wiphy->bands[IEEE80211_BAND_2GHZ] = &priv->band; 3447a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3448a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek BUILD_BUG_ON(sizeof(priv->rates) != sizeof(mwl8k_rates)); 3449a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memcpy(priv->rates, mwl8k_rates, sizeof(mwl8k_rates)); 3450a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3451a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 3452a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Extra headroom is the size of the required DMA header 3453a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * minus the size of the smallest 802.11 frame (CTS frame). 3454a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 3455a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw->extra_tx_headroom = 3456a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek sizeof(struct mwl8k_dma_data) - sizeof(struct ieee80211_cts); 3457a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3458a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw->channel_change_time = 10; 3459a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3460a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw->queues = MWL8K_TX_QUEUES; 3461a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3462a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set rssi and noise values to dBm */ 3463ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek hw->flags |= IEEE80211_HW_SIGNAL_DBM | IEEE80211_HW_NOISE_DBM; 3464a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw->vif_data_size = sizeof(struct mwl8k_vif); 3465a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek hw->sta_data_size = sizeof(struct mwl8k_sta); 3466a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->vif = NULL; 3467a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3468a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set default radio state and preamble */ 3469c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek priv->radio_on = 0; 347068ce38845c23443b15e374fb7362916c1231278eLennert Buytenhek priv->radio_short_preamble = 0; 3471a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3472bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek /* Station database handling */ 3473bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek INIT_WORK(&priv->sta_notify_worker, mwl8k_sta_notify_worker); 3474bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek spin_lock_init(&priv->sta_notify_list_lock); 3475bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek INIT_LIST_HEAD(&priv->sta_notify_list); 3476bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 3477a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Finalize join worker */ 3478a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek INIT_WORK(&priv->finalize_join_worker, mwl8k_finalize_join_worker); 3479a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3480a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* TX reclaim tasklet */ 3481a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tasklet_init(&priv->tx_reclaim_task, 3482a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_tx_reclaim_handler, (unsigned long)hw); 3483a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tasklet_disable(&priv->tx_reclaim_task); 3484a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3485a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Power management cookie */ 3486a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->cookie = pci_alloc_consistent(priv->pdev, 4, &priv->cookie_dma); 3487a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->cookie == NULL) 3488be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek goto err_stop_firmware; 3489a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3490a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_rxq_init(hw, 0); 3491a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 3492be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek goto err_free_cookie; 3493a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rxq_refill(hw, 0, INT_MAX); 3494a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3495618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mutex_init(&priv->fw_mutex); 3496618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_owner = NULL; 3497618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_depth = 0; 3498618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->hostcmd_wait = NULL; 3499618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 3500a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_lock_init(&priv->tx_lock); 3501a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 350288de754ad59025eba797e7a8375807755577f450Lennert Buytenhek priv->tx_wait = NULL; 350388de754ad59025eba797e7a8375807755577f450Lennert Buytenhek 3504a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) { 3505a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_txq_init(hw, i); 3506a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 3507a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_free_queues; 3508a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3509a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3510a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS); 3511c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 3512a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_CLEAR_SEL); 3513a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0xffffffff, priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS_MASK); 3514a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3515a0607fd3a25ba1848a63a0d925e36d914735ab47Joe Perches rc = request_irq(priv->pdev->irq, mwl8k_interrupt, 3516a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek IRQF_SHARED, MWL8K_NAME, hw); 3517a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3518a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to register IRQ handler\n", 3519c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 3520a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_free_queues; 3521a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3522a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3523a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 3524a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Temporarily enable interrupts. Initial firmware host 3525a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * commands use interrupts and avoids polling. Disable 3526a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * interrupts when done. 3527a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 3528c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek iowrite32(MWL8K_A2H_EVENTS, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 3529a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3530a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Get config data, mac addrs etc */ 353142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek if (priv->ap_fw) { 353242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek rc = mwl8k_cmd_get_hw_spec_ap(hw); 353342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek if (!rc) 353442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek rc = mwl8k_cmd_set_hw_spec(hw); 353542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek } else { 353642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek rc = mwl8k_cmd_get_hw_spec_sta(hw); 353789a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek 353889a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION); 353942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek } 3540a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3541c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Cannot initialise firmware\n", 3542c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 3543be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek goto err_free_irq; 3544a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3545a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3546a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Turn radio off */ 354755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_radio_disable(hw); 3548a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3549c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Cannot disable\n", wiphy_name(hw->wiphy)); 3550be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek goto err_free_irq; 3551a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3552a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 355332060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek /* Clear MAC address */ 355455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_set_mac_addr(hw, "\x00\x00\x00\x00\x00\x00"); 355532060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek if (rc) { 355632060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek printk(KERN_ERR "%s: Cannot clear MAC address\n", 355732060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek wiphy_name(hw->wiphy)); 3558be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek goto err_free_irq; 355932060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek } 356032060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 3561a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Disable interrupts */ 3562a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 3563a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek free_irq(priv->pdev->irq, hw); 3564a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3565a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = ieee80211_register_hw(hw); 3566a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3567c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Cannot register device\n", 3568c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 3569153458ff7ed5949cd5b07a2355a34aad9891ad98Lennert Buytenhek goto err_free_queues; 3570a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3571a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3572eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek printk(KERN_INFO "%s: %s v%d, %pM, %s firmware %u.%u.%u.%u\n", 3573a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek wiphy_name(hw->wiphy), priv->device_info->part_name, 357445a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek priv->hw_rev, hw->wiphy->perm_addr, 3575eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek priv->ap_fw ? "AP" : "STA", 35762aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek (priv->fw_rev >> 24) & 0xff, (priv->fw_rev >> 16) & 0xff, 35772aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek (priv->fw_rev >> 8) & 0xff, priv->fw_rev & 0xff); 3578a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3579a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 3580a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3581a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekerr_free_irq: 3582a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 3583a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek free_irq(priv->pdev->irq, hw); 3584a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3585a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekerr_free_queues: 3586a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 3587a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_txq_deinit(hw, i); 3588a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_rxq_deinit(hw, 0); 3589a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3590be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhekerr_free_cookie: 3591a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->cookie != NULL) 3592a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_free_consistent(priv->pdev, 4, 3593a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->cookie, priv->cookie_dma); 3594a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3595be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhekerr_stop_firmware: 3596be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek mwl8k_hw_reset(priv); 3597be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek mwl8k_release_firmware(priv); 3598be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3599be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhekerr_iounmap: 3600a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->regs != NULL) 3601a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_iounmap(pdev, priv->regs); 3602a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 36035b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek if (priv->sram != NULL) 36045b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek pci_iounmap(pdev, priv->sram); 36055b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek 3606a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_set_drvdata(pdev, NULL); 3607a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_free_hw(hw); 3608a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3609a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekerr_free_reg: 3610a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_release_regions(pdev); 36113db95e50c8813d8ed04a1ec7cd7b77dba7c81c80Lennert Buytenhek 36123db95e50c8813d8ed04a1ec7cd7b77dba7c81c80Lennert Buytenhekerr_disable_device: 3613a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_disable_device(pdev); 3614a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3615a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 3616a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3617a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3618230f7af0d8f6f2019e64920378b3b66e7d3e99a5Joerg Albertstatic void __devexit mwl8k_shutdown(struct pci_dev *pdev) 3619a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3620a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "===>%s(%u)\n", __func__, __LINE__); 3621a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3622a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3623230f7af0d8f6f2019e64920378b3b66e7d3e99a5Joerg Albertstatic void __devexit mwl8k_remove(struct pci_dev *pdev) 3624a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3625a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hw *hw = pci_get_drvdata(pdev); 3626a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv; 3627a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 3628a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3629a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (hw == NULL) 3630a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return; 3631a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv = hw->priv; 3632a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3633a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_stop_queues(hw); 3634a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 363560aa569f9212a13382c29cc734f275dec0f55e0bLennert Buytenhek ieee80211_unregister_hw(hw); 363660aa569f9212a13382c29cc734f275dec0f55e0bLennert Buytenhek 3637a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Remove tx reclaim tasklet */ 3638a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tasklet_kill(&priv->tx_reclaim_task); 3639a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3640a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Stop hardware */ 3641a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_hw_reset(priv); 3642a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3643a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Return all skbs to mac80211 */ 3644a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 3645a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_txq_reclaim(hw, i, 1); 3646a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3647a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 3648a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_txq_deinit(hw, i); 3649a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3650a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_rxq_deinit(hw, 0); 3651a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3652c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek pci_free_consistent(priv->pdev, 4, priv->cookie, priv->cookie_dma); 3653a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3654a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_iounmap(pdev, priv->regs); 36555b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek pci_iounmap(pdev, priv->sram); 3656a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_set_drvdata(pdev, NULL); 3657a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_free_hw(hw); 3658a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_release_regions(pdev); 3659a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_disable_device(pdev); 3660a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3661a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3662a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic struct pci_driver mwl8k_driver = { 3663a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .name = MWL8K_NAME, 366445a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek .id_table = mwl8k_pci_id_table, 3665a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .probe = mwl8k_probe, 3666a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .remove = __devexit_p(mwl8k_remove), 3667a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .shutdown = __devexit_p(mwl8k_shutdown), 3668a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 3669a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3670a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int __init mwl8k_init(void) 3671a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3672a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return pci_register_driver(&mwl8k_driver); 3673a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3674a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3675a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void __exit mwl8k_exit(void) 3676a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3677a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_unregister_driver(&mwl8k_driver); 3678a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3679a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3680a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmodule_init(mwl8k_init); 3681a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmodule_exit(mwl8k_exit); 3682c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek 3683c2c357ce309221b85fd36e50aade66d01a556cdeLennert BuytenhekMODULE_DESCRIPTION(MWL8K_DESC); 3684c2c357ce309221b85fd36e50aade66d01a556cdeLennert BuytenhekMODULE_VERSION(MWL8K_VERSION); 3685c2c357ce309221b85fd36e50aade66d01a556cdeLennert BuytenhekMODULE_AUTHOR("Lennert Buytenhek <buytenh@marvell.com>"); 3686c2c357ce309221b85fd36e50aade66d01a556cdeLennert BuytenhekMODULE_LICENSE("GPL"); 3687