mwl8k.c revision 42574ea2274ec0a2a9c58ab01be91b65e60a2291
1a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek * drivers/net/wireless/mwl8k.c 3ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek * Driver for Marvell TOPDOG 802.11 Wireless cards 4a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * 5a145d575833ff47330125364cb49304db7308825Lennert Buytenhek * Copyright (C) 2008-2009 Marvell Semiconductor Inc. 6a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * 7a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * This file is licensed under the terms of the GNU General Public 8a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * License version 2. This program is licensed "as is" without any 9a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * warranty of any kind, whether express or implied. 10a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 11a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 12a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#include <linux/init.h> 13a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#include <linux/module.h> 14a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#include <linux/kernel.h> 153d76e82c9538d8104e578ca460d35f214bfddfd3Lennert Buytenhek#include <linux/sched.h> 16a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#include <linux/spinlock.h> 17a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#include <linux/list.h> 18a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#include <linux/pci.h> 19a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#include <linux/delay.h> 20a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#include <linux/completion.h> 21a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#include <linux/etherdevice.h> 22a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#include <net/mac80211.h> 23a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#include <linux/moduleparam.h> 24a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#include <linux/firmware.h> 25a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#include <linux/workqueue.h> 26a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 27a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_DESC "Marvell TOPDOG(R) 802.11 Wireless Network Driver" 28a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_NAME KBUILD_MODNAME 296976b665fc2b19900659b964bba3b55de08f264fLennert Buytenhek#define MWL8K_VERSION "0.11" 30a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 31a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Register definitions */ 32a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_GEN_PTR 0x00000c10 33ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_MODE_STA 0x0000005a 34ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_MODE_AP 0x000000a5 35a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_INT_CODE 0x00000c14 36ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_FWSTA_READY 0xf0f1f2f4 37ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_FWAP_READY 0xf1f2f4a5 38ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_INT_CODE_CMD_FINISHED 0x00000005 39a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_SCRATCH 0x00000c40 40a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 41a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Host->device communications */ 42a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_H2A_INTERRUPT_EVENTS 0x00000c18 43a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_H2A_INTERRUPT_STATUS 0x00000c1c 44a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_H2A_INTERRUPT_MASK 0x00000c20 45a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_H2A_INTERRUPT_CLEAR_SEL 0x00000c24 46a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_H2A_INTERRUPT_STATUS_MASK 0x00000c28 47ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_H2A_INT_DUMMY (1 << 20) 48ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_H2A_INT_RESET (1 << 15) 49ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_H2A_INT_DOORBELL (1 << 1) 50ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_H2A_INT_PPA_READY (1 << 0) 51a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 52a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Device->host communications */ 53a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_A2H_INTERRUPT_EVENTS 0x00000c2c 54a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_A2H_INTERRUPT_STATUS 0x00000c30 55a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_A2H_INTERRUPT_MASK 0x00000c34 56a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_A2H_INTERRUPT_CLEAR_SEL 0x00000c38 57a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_A2H_INTERRUPT_STATUS_MASK 0x00000c3c 58ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_DUMMY (1 << 20) 59ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_CHNL_SWITCHED (1 << 11) 60ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_QUEUE_EMPTY (1 << 10) 61ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_RADAR_DETECT (1 << 7) 62ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_RADIO_ON (1 << 6) 63ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_RADIO_OFF (1 << 5) 64ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_MAC_EVENT (1 << 3) 65ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_OPC_DONE (1 << 2) 66ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_RX_READY (1 << 1) 67ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_TX_DONE (1 << 0) 68a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 69a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_A2H_EVENTS (MWL8K_A2H_INT_DUMMY | \ 70a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_CHNL_SWITCHED | \ 71a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_QUEUE_EMPTY | \ 72a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_RADAR_DETECT | \ 73a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_RADIO_ON | \ 74a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_RADIO_OFF | \ 75a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_MAC_EVENT | \ 76a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_OPC_DONE | \ 77a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_RX_READY | \ 78a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_TX_DONE) 79a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 80a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_RX_QUEUES 1 81a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TX_QUEUES 4 82a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 8354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhekstruct rxd_ops { 8454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek int rxd_size; 8554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek void (*rxd_init)(void *rxd, dma_addr_t next_dma_addr); 8654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek void (*rxd_refill)(void *rxd, dma_addr_t addr, int len); 8720f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek int (*rxd_process)(void *rxd, struct ieee80211_rx_status *status, 8820f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek __le16 *qos); 8954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek}; 9054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 9145a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhekstruct mwl8k_device_info { 92a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek char *part_name; 93a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek char *helper_image; 94a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek char *fw_image; 9589a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek struct rxd_ops *ap_rxd_ops; 9645a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek}; 9745a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek 98a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_rx_queue { 9945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek int rxd_count; 100a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 101a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* hw receives here */ 10245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek int head; 103a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 104a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* refill descs here */ 10545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek int tail; 106a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 10754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek void *rxd; 10845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek dma_addr_t rxd_dma; 109788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek struct { 110788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek struct sk_buff *skb; 111788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek DECLARE_PCI_UNMAP_ADDR(dma) 112788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek } *buf; 113a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 114a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 115a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_tx_queue { 116a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* hw transmits here */ 11745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek int head; 118a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 119a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* sw appends here */ 12045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek int tail; 121a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 12245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek struct ieee80211_tx_queue_stats stats; 12345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek struct mwl8k_tx_desc *txd; 12445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek dma_addr_t txd_dma; 12545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek struct sk_buff **skb; 126a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 127a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 128a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_priv { 129a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hw *hw; 130a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct pci_dev *pdev; 131a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 13245a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek struct mwl8k_device_info *device_info; 13345a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek 134be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek void __iomem *sram; 135be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek void __iomem *regs; 136be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 137be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek /* firmware */ 13822be40d9c53faa10d03a679160e0854ad115b610Lennert Buytenhek struct firmware *fw_helper; 13922be40d9c53faa10d03a679160e0854ad115b610Lennert Buytenhek struct firmware *fw_ucode; 140a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 141be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek /* hardware/firmware parameters */ 142be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek bool ap_fw; 143be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek struct rxd_ops *rxd_ops; 144777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek struct ieee80211_supported_band band_24; 145777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek struct ieee80211_channel channels_24[14]; 146777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek struct ieee80211_rate rates_24[14]; 1474eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek struct ieee80211_supported_band band_50; 1484eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek struct ieee80211_channel channels_50[4]; 1494eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek struct ieee80211_rate rates_50[9]; 150be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 151618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek /* firmware access */ 152618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct mutex fw_mutex; 153618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct task_struct *fw_mutex_owner; 154618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek int fw_mutex_depth; 155618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct completion *hostcmd_wait; 156618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 157a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* lock held over TX and TX reap */ 158a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spinlock_t tx_lock; 159a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 16088de754ad59025eba797e7a8375807755577f450Lennert Buytenhek /* TX quiesce completion, protected by fw_mutex and tx_lock */ 16188de754ad59025eba797e7a8375807755577f450Lennert Buytenhek struct completion *tx_wait; 16288de754ad59025eba797e7a8375807755577f450Lennert Buytenhek 163a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_vif *vif; 164a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 165a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* power management status cookie from firmware */ 166a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 *cookie; 167a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr_t cookie_dma; 168a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 169a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 num_mcaddrs; 170a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u8 hw_rev; 1712aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek u32 fw_rev; 172a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 173a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 174a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Running count of TX packets in flight, to avoid 175a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * iterating over the transmit rings each time. 176a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 177a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int pending_tx_pkts; 178a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 179a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue rxq[MWL8K_RX_QUEUES]; 180a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue txq[MWL8K_TX_QUEUES]; 181a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 182c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek bool radio_on; 18368ce38845c23443b15e374fb7362916c1231278eLennert Buytenhek bool radio_short_preamble; 184a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek bool sniffer_enabled; 1850439b1f55646ea944b0d58337f5065b79a1c1be0Lennert Buytenhek bool wmm_enabled; 186a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 187bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek struct work_struct sta_notify_worker; 188bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek spinlock_t sta_notify_list_lock; 189bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek struct list_head sta_notify_list; 190bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 191a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* XXX need to convert this to handle multiple interfaces */ 192a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek bool capture_beacon; 193d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek u8 capture_bssid[ETH_ALEN]; 194a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *beacon_skb; 195a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 196a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 197a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * This FJ worker has to be global as it is scheduled from the 198a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * RX handler. At this point we don't know which interface it 199a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * belongs to until the list of bssids waiting to complete join 200a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * is checked. 201a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 202a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct work_struct finalize_join_worker; 203a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2041e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek /* Tasklet to perform TX reclaim. */ 2051e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek struct tasklet_struct poll_tx_task; 20667e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek 20767e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek /* Tasklet to perform RX. */ 20867e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek struct tasklet_struct poll_rx_task; 209a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 210a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 211a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Per interface specific private data */ 212a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_vif { 213c2c2b12a8b6cd23d4abbc086642647c656bf406cLennert Buytenhek /* Non AMPDU sequence number assigned by driver. */ 214a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek u16 seqno; 215a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 216a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek#define MWL8K_VIF(_vif) ((struct mwl8k_vif *)&((_vif)->drv_priv)) 217a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 218a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhekstruct mwl8k_sta { 219a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek /* Index into station database. Returned by UPDATE_STADB. */ 220a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek u8 peer_id; 221a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek}; 222a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek#define MWL8K_STA(_sta) ((struct mwl8k_sta *)&((_sta)->drv_priv)) 223a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek 224777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhekstatic const struct ieee80211_channel mwl8k_channels_24[] = { 225a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2412, .hw_value = 1, }, 226a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2417, .hw_value = 2, }, 227a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2422, .hw_value = 3, }, 228a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2427, .hw_value = 4, }, 229a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2432, .hw_value = 5, }, 230a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2437, .hw_value = 6, }, 231a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2442, .hw_value = 7, }, 232a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2447, .hw_value = 8, }, 233a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2452, .hw_value = 9, }, 234a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2457, .hw_value = 10, }, 235a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2462, .hw_value = 11, }, 236647ca6b01a5289948e970ea7c1f656f9d90b0a27Lennert Buytenhek { .center_freq = 2467, .hw_value = 12, }, 237647ca6b01a5289948e970ea7c1f656f9d90b0a27Lennert Buytenhek { .center_freq = 2472, .hw_value = 13, }, 238647ca6b01a5289948e970ea7c1f656f9d90b0a27Lennert Buytenhek { .center_freq = 2484, .hw_value = 14, }, 239a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 240a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 241777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhekstatic const struct ieee80211_rate mwl8k_rates_24[] = { 242a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 10, .hw_value = 2, }, 243a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 20, .hw_value = 4, }, 244a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 55, .hw_value = 11, }, 2455dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek { .bitrate = 110, .hw_value = 22, }, 2465dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek { .bitrate = 220, .hw_value = 44, }, 247a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 60, .hw_value = 12, }, 248a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 90, .hw_value = 18, }, 249a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 120, .hw_value = 24, }, 250a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 180, .hw_value = 36, }, 251a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 240, .hw_value = 48, }, 252a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 360, .hw_value = 72, }, 253a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 480, .hw_value = 96, }, 254a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 540, .hw_value = 108, }, 255140eb5e2c1978622d7cd979d59a1c0586fe3bbdbLennert Buytenhek { .bitrate = 720, .hw_value = 144, }, 256140eb5e2c1978622d7cd979d59a1c0586fe3bbdbLennert Buytenhek}; 257140eb5e2c1978622d7cd979d59a1c0586fe3bbdbLennert Buytenhek 2584eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhekstatic const struct ieee80211_channel mwl8k_channels_50[] = { 2594eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .center_freq = 5180, .hw_value = 36, }, 2604eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .center_freq = 5200, .hw_value = 40, }, 2614eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .center_freq = 5220, .hw_value = 44, }, 2624eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .center_freq = 5240, .hw_value = 48, }, 2634eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek}; 2644eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek 2654eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhekstatic const struct ieee80211_rate mwl8k_rates_50[] = { 2664eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .bitrate = 60, .hw_value = 12, }, 2674eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .bitrate = 90, .hw_value = 18, }, 2684eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .bitrate = 120, .hw_value = 24, }, 2694eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .bitrate = 180, .hw_value = 36, }, 2704eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .bitrate = 240, .hw_value = 48, }, 2714eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .bitrate = 360, .hw_value = 72, }, 2724eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .bitrate = 480, .hw_value = 96, }, 2734eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .bitrate = 540, .hw_value = 108, }, 2744eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek { .bitrate = 720, .hw_value = 144, }, 2754eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek}; 2764eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek 277a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Set or get info from Firmware */ 278a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET 0x0001 279a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_GET 0x0000 280a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 281a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Firmware command codes */ 282a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_CODE_DNLD 0x0001 283a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_GET_HW_SPEC 0x0003 28442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek#define MWL8K_CMD_SET_HW_SPEC 0x0004 285a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_MAC_MULTICAST_ADR 0x0010 286a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_GET_STAT 0x0014 287ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_RADIO_CONTROL 0x001c 288ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_RF_TX_POWER 0x001e 28908b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek#define MWL8K_CMD_RF_ANTENNA 0x0020 290b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek#define MWL8K_CMD_SET_BEACON 0x0100 291a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET_PRE_SCAN 0x0107 292a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET_POST_SCAN 0x0108 293ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_RF_CHANNEL 0x010a 294ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_AID 0x010d 295ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_RATE 0x0110 296ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_FINALIZE_JOIN 0x0111 297ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_RTS_THRESHOLD 0x0113 298a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET_SLOT 0x0114 299ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_EDCA_PARAMS 0x0115 300ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_WMM_MODE 0x0123 301a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_MIMO_CONFIG 0x0125 302ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_USE_FIXED_RATE 0x0126 303a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_ENABLE_SNIFFER 0x0150 30432060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek#define MWL8K_CMD_SET_MAC_ADDR 0x0202 305a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET_RATEADAPT_MODE 0x0203 306b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek#define MWL8K_CMD_BSS_START 0x1100 3073f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek#define MWL8K_CMD_SET_NEW_STN 0x1111 308ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_UPDATE_STADB 0x1123 309a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 310a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic const char *mwl8k_cmd_name(u16 cmd, char *buf, int bufsize) 311a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 312a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMDNAME(x) case MWL8K_CMD_##x: do {\ 313a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek snprintf(buf, bufsize, "%s", #x);\ 314a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return buf;\ 315a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } while (0) 316ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek switch (cmd & ~0x8000) { 317a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(CODE_DNLD); 318a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(GET_HW_SPEC); 31942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek MWL8K_CMDNAME(SET_HW_SPEC); 320a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(MAC_MULTICAST_ADR); 321a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(GET_STAT); 322a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(RADIO_CONTROL); 323a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(RF_TX_POWER); 32408b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek MWL8K_CMDNAME(RF_ANTENNA); 325b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek MWL8K_CMDNAME(SET_BEACON); 326a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_PRE_SCAN); 327a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_POST_SCAN); 328a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_RF_CHANNEL); 329ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_AID); 330ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_RATE); 331ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_FINALIZE_JOIN); 332ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(RTS_THRESHOLD); 333a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_SLOT); 334ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_EDCA_PARAMS); 335ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_WMM_MODE); 336a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(MIMO_CONFIG); 337ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(USE_FIXED_RATE); 338a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(ENABLE_SNIFFER); 33932060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek MWL8K_CMDNAME(SET_MAC_ADDR); 340a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_RATEADAPT_MODE); 341b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek MWL8K_CMDNAME(BSS_START); 3423f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek MWL8K_CMDNAME(SET_NEW_STN); 343ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(UPDATE_STADB); 344a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek default: 345a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek snprintf(buf, bufsize, "0x%x", cmd); 346a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 347a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#undef MWL8K_CMDNAME 348a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 349a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return buf; 350a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 351a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 352a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Hardware and firmware reset */ 353a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_hw_reset(struct mwl8k_priv *priv) 354a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 355a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_RESET, 356a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 357a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_RESET, 358a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 359a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek msleep(20); 360a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 361a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 362a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Release fw image */ 363a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_release_fw(struct firmware **fw) 364a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 365a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (*fw == NULL) 366a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return; 367a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek release_firmware(*fw); 368a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek *fw = NULL; 369a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 370a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 371a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_release_firmware(struct mwl8k_priv *priv) 372a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 37322be40d9c53faa10d03a679160e0854ad115b610Lennert Buytenhek mwl8k_release_fw(&priv->fw_ucode); 37422be40d9c53faa10d03a679160e0854ad115b610Lennert Buytenhek mwl8k_release_fw(&priv->fw_helper); 375a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 376a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 377a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Request fw image */ 378a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_request_fw(struct mwl8k_priv *priv, 379c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek const char *fname, struct firmware **fw) 380a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 381a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* release current image */ 382a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (*fw != NULL) 383a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_release_fw(fw); 384a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 385a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return request_firmware((const struct firmware **)fw, 386c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek fname, &priv->pdev->dev); 387a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 388a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 38945a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhekstatic int mwl8k_request_firmware(struct mwl8k_priv *priv) 390a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 391a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek struct mwl8k_device_info *di = priv->device_info; 392a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 393a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 394a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek if (di->helper_image != NULL) { 39522be40d9c53faa10d03a679160e0854ad115b610Lennert Buytenhek rc = mwl8k_request_fw(priv, di->helper_image, &priv->fw_helper); 396a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek if (rc) { 397a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek printk(KERN_ERR "%s: Error requesting helper " 398a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek "firmware file %s\n", pci_name(priv->pdev), 399a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek di->helper_image); 400a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek return rc; 401a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek } 402a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 403a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 40422be40d9c53faa10d03a679160e0854ad115b610Lennert Buytenhek rc = mwl8k_request_fw(priv, di->fw_image, &priv->fw_ucode); 405a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 406c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Error requesting firmware file %s\n", 407a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek pci_name(priv->pdev), di->fw_image); 40822be40d9c53faa10d03a679160e0854ad115b610Lennert Buytenhek mwl8k_release_fw(&priv->fw_helper); 409a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 410a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 411a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 412a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 413a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 414a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 415a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_pkt { 416a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 code; 417a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 length; 418a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 seq_num; 419a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 result; 420a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek char payload[0]; 421a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 422a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 423a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 424a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Firmware loading. 425a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 426a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 427a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmwl8k_send_fw_load_cmd(struct mwl8k_priv *priv, void *data, int length) 428a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 429a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek void __iomem *regs = priv->regs; 430a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr_t dma_addr; 431a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int loops; 432a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 433a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr = pci_map_single(priv->pdev, data, length, PCI_DMA_TODEVICE); 434a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (pci_dma_mapping_error(priv->pdev, dma_addr)) 435a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 436a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 437a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(dma_addr, regs + MWL8K_HIU_GEN_PTR); 438a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, regs + MWL8K_HIU_INT_CODE); 439a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DOORBELL, 440a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 441a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DUMMY, 442a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 443a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 444a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek loops = 1000; 445a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek do { 446a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 int_code; 447a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 448a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int_code = ioread32(regs + MWL8K_HIU_INT_CODE); 449a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (int_code == MWL8K_INT_CODE_CMD_FINISHED) { 450a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, regs + MWL8K_HIU_INT_CODE); 451a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 452a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 453a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4543d76e82c9538d8104e578ca460d35f214bfddfd3Lennert Buytenhek cond_resched(); 455a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek udelay(1); 456a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } while (--loops); 457a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 458a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_unmap_single(priv->pdev, dma_addr, length, PCI_DMA_TODEVICE); 459a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 460d4b7057052236e81ab0788cc8df306dc02b0e7beLennert Buytenhek return loops ? 0 : -ETIMEDOUT; 461a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 462a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 463a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_load_fw_image(struct mwl8k_priv *priv, 464a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek const u8 *data, size_t length) 465a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 466a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt *cmd; 467a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int done; 468a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc = 0; 469a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 470a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kmalloc(sizeof(*cmd) + 256, GFP_KERNEL); 471a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 472a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 473a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 474a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->code = cpu_to_le16(MWL8K_CMD_CODE_DNLD); 475a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->seq_num = 0; 476a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->result = 0; 477a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 478a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek done = 0; 479a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek while (length) { 480a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int block_size = length > 256 ? 256 : length; 481a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 482a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memcpy(cmd->payload, data + done, block_size); 483a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->length = cpu_to_le16(block_size); 484a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 485a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_send_fw_load_cmd(priv, cmd, 486a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek sizeof(*cmd) + block_size); 487a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 488a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 489a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 490a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek done += block_size; 491a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek length -= block_size; 492a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 493a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 494a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc) { 495a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->length = 0; 496a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_send_fw_load_cmd(priv, cmd, sizeof(*cmd)); 497a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 498a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 499a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 500a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 501a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 502a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 503a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 504a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_feed_fw_image(struct mwl8k_priv *priv, 505a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek const u8 *data, size_t length) 506a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 507a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek unsigned char *buffer; 508a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int may_continue, rc = 0; 509a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 done, prev_block_size; 510a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 511a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek buffer = kmalloc(1024, GFP_KERNEL); 512a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (buffer == NULL) 513a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 514a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 515a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek done = 0; 516a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek prev_block_size = 0; 517a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek may_continue = 1000; 518a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek while (may_continue > 0) { 519a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 block_size; 520a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 521a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek block_size = ioread32(priv->regs + MWL8K_HIU_SCRATCH); 522a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (block_size & 1) { 523a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek block_size &= ~1; 524a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek may_continue--; 525a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } else { 526a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek done += prev_block_size; 527a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek length -= prev_block_size; 528a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 529a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 530a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (block_size > 1024 || block_size > length) { 531a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -EOVERFLOW; 532a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 533a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 534a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 535a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (length == 0) { 536a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = 0; 537a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 538a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 539a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 540a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (block_size == 0) { 541a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -EPROTO; 542a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek may_continue--; 543a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek udelay(1); 544a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek continue; 545a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 546a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 547a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek prev_block_size = block_size; 548a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memcpy(buffer, data + done, block_size); 549a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 550a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_send_fw_load_cmd(priv, buffer, block_size); 551a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 552a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 553a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 554a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 555a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc && length != 0) 556a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -EREMOTEIO; 557a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 558a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(buffer); 559a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 560a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 561a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 562a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 563c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhekstatic int mwl8k_load_firmware(struct ieee80211_hw *hw) 564a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 565c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 56622be40d9c53faa10d03a679160e0854ad115b610Lennert Buytenhek struct firmware *fw = priv->fw_ucode; 567c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek int rc; 568c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek int loops; 569c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek 570c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek if (!memcmp(fw->data, "\x01\x00\x00\x00", 4)) { 57122be40d9c53faa10d03a679160e0854ad115b610Lennert Buytenhek struct firmware *helper = priv->fw_helper; 572a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 573c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek if (helper == NULL) { 574c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: helper image needed but none " 575c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek "given\n", pci_name(priv->pdev)); 576c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek return -EINVAL; 577c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek } 578a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 579c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek rc = mwl8k_load_fw_image(priv, helper->data, helper->size); 580a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 581a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: unable to load firmware " 582c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek "helper image\n", pci_name(priv->pdev)); 583a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 584a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 58589b872e2e476833cde8aaac658c75817f67e8f81Lennert Buytenhek msleep(5); 586a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 587c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek rc = mwl8k_feed_fw_image(priv, fw->data, fw->size); 588a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } else { 589c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek rc = mwl8k_load_fw_image(priv, fw->data, fw->size); 590a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 591a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 592a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 593c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: unable to load firmware image\n", 594c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek pci_name(priv->pdev)); 595a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 596a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 597a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 59889a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek iowrite32(MWL8K_MODE_STA, priv->regs + MWL8K_HIU_GEN_PTR); 599a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 60089b872e2e476833cde8aaac658c75817f67e8f81Lennert Buytenhek loops = 500000; 601a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek do { 602eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek u32 ready_code; 603eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek 604eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek ready_code = ioread32(priv->regs + MWL8K_HIU_INT_CODE); 605eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek if (ready_code == MWL8K_FWAP_READY) { 606eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek priv->ap_fw = 1; 607eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek break; 608eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek } else if (ready_code == MWL8K_FWSTA_READY) { 609eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek priv->ap_fw = 0; 610a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 611eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek } 612eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek 613eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek cond_resched(); 614a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek udelay(1); 615a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } while (--loops); 616a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 617a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return loops ? 0 : -ETIMEDOUT; 618a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 619a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 620a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 621a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* DMA header used by firmware and hardware. */ 622a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_dma_data { 623a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 fwlen; 624a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hdr wh; 62520f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek char data[0]; 626a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 627a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 628a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Routines to add/remove DMA header from skb. */ 62920f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhekstatic inline void mwl8k_remove_dma_header(struct sk_buff *skb, __le16 qos) 630a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 63120f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek struct mwl8k_dma_data *tr; 63220f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek int hdrlen; 63320f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek 63420f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek tr = (struct mwl8k_dma_data *)skb->data; 63520f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek hdrlen = ieee80211_hdrlen(tr->wh.frame_control); 63620f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek 63720f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek if (hdrlen != sizeof(tr->wh)) { 63820f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek if (ieee80211_is_data_qos(tr->wh.frame_control)) { 63920f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek memmove(tr->data - hdrlen, &tr->wh, hdrlen - 2); 64020f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek *((__le16 *)(tr->data - 2)) = qos; 64120f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek } else { 64220f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek memmove(tr->data - hdrlen, &tr->wh, hdrlen); 64320f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek } 644a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 64520f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek 64620f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek if (hdrlen != sizeof(*tr)) 64720f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek skb_pull(skb, sizeof(*tr) - hdrlen); 648a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 649a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 65076266b2ad38c33fb2c1475cfeb35ed070adaba2bLennert Buytenhekstatic inline void mwl8k_add_dma_header(struct sk_buff *skb) 651a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 652a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hdr *wh; 653ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek int hdrlen; 654a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_dma_data *tr; 655a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 656ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek /* 657ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek * Add a firmware DMA header; the firmware requires that we 658ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek * present a 2-byte payload length followed by a 4-address 659ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek * header (without QoS field), followed (optionally) by any 660ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek * WEP/ExtIV header (but only filled in for CCMP). 661ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek */ 662a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek wh = (struct ieee80211_hdr *)skb->data; 663ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek 664a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hdrlen = ieee80211_hdrlen(wh->frame_control); 665ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek if (hdrlen != sizeof(*tr)) 666ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek skb_push(skb, sizeof(*tr) - hdrlen); 667a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 668ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek if (ieee80211_is_data_qos(wh->frame_control)) 669ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek hdrlen -= 2; 670a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 671a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tr = (struct mwl8k_dma_data *)skb->data; 672a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (wh != &tr->wh) 673a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memmove(&tr->wh, wh, hdrlen); 674ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek if (hdrlen != sizeof(tr->wh)) 675ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek memset(((void *)&tr->wh) + hdrlen, 0, sizeof(tr->wh) - hdrlen); 676a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 677a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 678a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Firmware length is the length of the fully formed "802.11 679a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * payload". That is, everything except for the 802.11 header. 680a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * This includes all crypto material including the MIC. 681a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 682ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek tr->fwlen = cpu_to_le16(skb->len - sizeof(*tr)); 683a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 684a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 685a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 686a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 68789a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek * Packet reception for 88w8366 AP firmware. 6886f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek */ 68989a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstruct mwl8k_rxd_8366_ap { 6906f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le16 pkt_len; 6916f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 sq2; 6926f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 rate; 6936f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le32 pkt_phys_addr; 6946f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le32 next_rxd_phys_addr; 6956f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le16 qos_control; 6966f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le16 htsig2; 6976f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le32 hw_rssi_info; 6986f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le32 hw_noise_floor_info; 6996f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 noise_floor; 7006f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 pad0[3]; 7016f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 rssi; 7026f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 rx_status; 7036f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 channel; 7046f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 rx_ctrl; 7056f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek} __attribute__((packed)); 7066f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 70789a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_8366_AP_RATE_INFO_MCS_FORMAT 0x80 70889a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_8366_AP_RATE_INFO_40MHZ 0x40 70989a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_8366_AP_RATE_INFO_RATEID(x) ((x) & 0x3f) 7108e9f33f0ced82a797d285b233e1c956cbd5c7de3Lennert Buytenhek 71189a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_8366_AP_RX_CTRL_OWNED_BY_HOST 0x80 7126f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 71389a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstatic void mwl8k_rxd_8366_ap_init(void *_rxd, dma_addr_t next_dma_addr) 7146f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek{ 71589a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek struct mwl8k_rxd_8366_ap *rxd = _rxd; 7166f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 7176f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek rxd->next_rxd_phys_addr = cpu_to_le32(next_dma_addr); 71889a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek rxd->rx_ctrl = MWL8K_8366_AP_RX_CTRL_OWNED_BY_HOST; 7196f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek} 7206f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 72189a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstatic void mwl8k_rxd_8366_ap_refill(void *_rxd, dma_addr_t addr, int len) 7226f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek{ 72389a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek struct mwl8k_rxd_8366_ap *rxd = _rxd; 7246f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 7256f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek rxd->pkt_len = cpu_to_le16(len); 7266f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek rxd->pkt_phys_addr = cpu_to_le32(addr); 7276f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek wmb(); 7286f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek rxd->rx_ctrl = 0; 7296f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek} 7306f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 7316f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhekstatic int 73289a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekmwl8k_rxd_8366_ap_process(void *_rxd, struct ieee80211_rx_status *status, 73389a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek __le16 *qos) 7346f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek{ 73589a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek struct mwl8k_rxd_8366_ap *rxd = _rxd; 7366f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 73789a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (!(rxd->rx_ctrl & MWL8K_8366_AP_RX_CTRL_OWNED_BY_HOST)) 7386f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek return -1; 7396f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek rmb(); 7406f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 7416f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek memset(status, 0, sizeof(*status)); 7426f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 7436f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek status->signal = -rxd->rssi; 7446f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek status->noise = -rxd->noise_floor; 7456f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 74689a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (rxd->rate & MWL8K_8366_AP_RATE_INFO_MCS_FORMAT) { 7476f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek status->flag |= RX_FLAG_HT; 74889a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (rxd->rate & MWL8K_8366_AP_RATE_INFO_40MHZ) 7498e9f33f0ced82a797d285b233e1c956cbd5c7de3Lennert Buytenhek status->flag |= RX_FLAG_40MHZ; 75089a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek status->rate_idx = MWL8K_8366_AP_RATE_INFO_RATEID(rxd->rate); 7516f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek } else { 7526f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek int i; 7536f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 754777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek for (i = 0; i < ARRAY_SIZE(mwl8k_rates_24); i++) { 755777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek if (mwl8k_rates_24[i].hw_value == rxd->rate) { 7566f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek status->rate_idx = i; 7576f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek break; 7586f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek } 7596f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek } 7606f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek } 7616f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 762854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek if (rxd->channel > 14) { 763854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek status->band = IEEE80211_BAND_5GHZ; 764854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek if (!(status->flag & RX_FLAG_HT)) 765854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek status->rate_idx -= 5; 766854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek } else { 767854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek status->band = IEEE80211_BAND_2GHZ; 768854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek } 7696f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek status->freq = ieee80211_channel_to_frequency(rxd->channel); 7706f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 77120f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek *qos = rxd->qos_control; 77220f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek 7736f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek return le16_to_cpu(rxd->pkt_len); 7746f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek} 7756f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 77689a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstatic struct rxd_ops rxd_8366_ap_ops = { 77789a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_size = sizeof(struct mwl8k_rxd_8366_ap), 77889a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_init = mwl8k_rxd_8366_ap_init, 77989a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_refill = mwl8k_rxd_8366_ap_refill, 78089a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_process = mwl8k_rxd_8366_ap_process, 7816f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek}; 7826f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 7836f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek/* 78489a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek * Packet reception for STA firmware. 785a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 78689a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstruct mwl8k_rxd_sta { 787a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 pkt_len; 788a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 link_quality; 789a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 noise_level; 790a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 pkt_phys_addr; 79145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek __le32 next_rxd_phys_addr; 792a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 qos_control; 793a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 rate_info; 794a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 pad0[4]; 795a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 rssi; 796a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 channel; 797a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 pad1; 798a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 rx_ctrl; 799a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 rx_status; 800a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 pad2[2]; 801a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 802a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 80389a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_STA_RATE_INFO_SHORTPRE 0x8000 80489a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_STA_RATE_INFO_ANTSELECT(x) (((x) >> 11) & 0x3) 80589a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_STA_RATE_INFO_RATEID(x) (((x) >> 3) & 0x3f) 80689a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_STA_RATE_INFO_40MHZ 0x0004 80789a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_STA_RATE_INFO_SHORTGI 0x0002 80889a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_STA_RATE_INFO_MCS_FORMAT 0x0001 80954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 81089a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek#define MWL8K_STA_RX_CTRL_OWNED_BY_HOST 0x02 81154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 81289a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstatic void mwl8k_rxd_sta_init(void *_rxd, dma_addr_t next_dma_addr) 81354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek{ 81489a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek struct mwl8k_rxd_sta *rxd = _rxd; 81554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 81654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd->next_rxd_phys_addr = cpu_to_le32(next_dma_addr); 81789a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek rxd->rx_ctrl = MWL8K_STA_RX_CTRL_OWNED_BY_HOST; 81854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek} 81954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 82089a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstatic void mwl8k_rxd_sta_refill(void *_rxd, dma_addr_t addr, int len) 82154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek{ 82289a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek struct mwl8k_rxd_sta *rxd = _rxd; 82354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 82454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd->pkt_len = cpu_to_le16(len); 82554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd->pkt_phys_addr = cpu_to_le32(addr); 82654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek wmb(); 82754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd->rx_ctrl = 0; 82854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek} 82954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 83054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhekstatic int 83189a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekmwl8k_rxd_sta_process(void *_rxd, struct ieee80211_rx_status *status, 83220f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek __le16 *qos) 83354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek{ 83489a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek struct mwl8k_rxd_sta *rxd = _rxd; 83554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek u16 rate_info; 83654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 83789a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (!(rxd->rx_ctrl & MWL8K_STA_RX_CTRL_OWNED_BY_HOST)) 83854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek return -1; 83954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rmb(); 84054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 84154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rate_info = le16_to_cpu(rxd->rate_info); 84254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 84354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek memset(status, 0, sizeof(*status)); 84454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 84554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->signal = -rxd->rssi; 84654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->noise = -rxd->noise_level; 84789a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek status->antenna = MWL8K_STA_RATE_INFO_ANTSELECT(rate_info); 84889a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek status->rate_idx = MWL8K_STA_RATE_INFO_RATEID(rate_info); 84954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 85089a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (rate_info & MWL8K_STA_RATE_INFO_SHORTPRE) 85154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->flag |= RX_FLAG_SHORTPRE; 85289a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (rate_info & MWL8K_STA_RATE_INFO_40MHZ) 85354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->flag |= RX_FLAG_40MHZ; 85489a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (rate_info & MWL8K_STA_RATE_INFO_SHORTGI) 85554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->flag |= RX_FLAG_SHORT_GI; 85689a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek if (rate_info & MWL8K_STA_RATE_INFO_MCS_FORMAT) 85754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->flag |= RX_FLAG_HT; 85854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 859854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek if (rxd->channel > 14) { 860854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek status->band = IEEE80211_BAND_5GHZ; 861854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek if (!(status->flag & RX_FLAG_HT)) 862854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek status->rate_idx -= 5; 863854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek } else { 864854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek status->band = IEEE80211_BAND_2GHZ; 865854783444bab0024556c0aefdb0a860f2f1da286Lennert Buytenhek } 86654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->freq = ieee80211_channel_to_frequency(rxd->channel); 86754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 86820f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek *qos = rxd->qos_control; 86920f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek 87054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek return le16_to_cpu(rxd->pkt_len); 87154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek} 87254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 87389a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhekstatic struct rxd_ops rxd_sta_ops = { 87489a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_size = sizeof(struct mwl8k_rxd_sta), 87589a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_init = mwl8k_rxd_sta_init, 87689a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_refill = mwl8k_rxd_sta_refill, 87789a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .rxd_process = mwl8k_rxd_sta_process, 87854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek}; 87954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 88054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 881a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_RX_DESCS 256 882a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_RX_MAXSZ 3800 883a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 884a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_rxq_init(struct ieee80211_hw *hw, int index) 885a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 886a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 887a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue *rxq = priv->rxq + index; 888a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int size; 889a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 890a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 89145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd_count = 0; 89245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->head = 0; 89345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->tail = 0; 894a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 89554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek size = MWL8K_RX_DESCS * priv->rxd_ops->rxd_size; 896a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 89745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd = pci_alloc_consistent(priv->pdev, size, &rxq->rxd_dma); 89845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (rxq->rxd == NULL) { 899a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to alloc RX descriptors\n", 900c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 901a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 902a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 90345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memset(rxq->rxd, 0, size); 904a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 905788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek rxq->buf = kmalloc(MWL8K_RX_DESCS * sizeof(*rxq->buf), GFP_KERNEL); 906788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek if (rxq->buf == NULL) { 907a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to alloc RX skbuff list\n", 908c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 90945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek pci_free_consistent(priv->pdev, size, rxq->rxd, rxq->rxd_dma); 910a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 911a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 912788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek memset(rxq->buf, 0, MWL8K_RX_DESCS * sizeof(*rxq->buf)); 913a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 914a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_RX_DESCS; i++) { 91554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek int desc_size; 91654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek void *rxd; 917a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int nexti; 91854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek dma_addr_t next_dma_addr; 91954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 92054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek desc_size = priv->rxd_ops->rxd_size; 92154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd = rxq->rxd + (i * priv->rxd_ops->rxd_size); 922a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 92354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek nexti = i + 1; 92454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (nexti == MWL8K_RX_DESCS) 92554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek nexti = 0; 92654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek next_dma_addr = rxq->rxd_dma + (nexti * desc_size); 927a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 92854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek priv->rxd_ops->rxd_init(rxd, next_dma_addr); 929a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 930a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 931a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 932a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 933a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 934a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int rxq_refill(struct ieee80211_hw *hw, int index, int limit) 935a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 936a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 937a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue *rxq = priv->rxq + index; 938a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int refilled; 939a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 940a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek refilled = 0; 94145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek while (rxq->rxd_count < MWL8K_RX_DESCS && limit--) { 942a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *skb; 943788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek dma_addr_t addr; 944a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rx; 94554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek void *rxd; 946a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 947a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek skb = dev_alloc_skb(MWL8K_RX_MAXSZ); 948a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (skb == NULL) 949a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 950a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 951788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek addr = pci_map_single(priv->pdev, skb->data, 952788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek MWL8K_RX_MAXSZ, DMA_FROM_DEVICE); 953a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 95454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxq->rxd_count++; 95554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rx = rxq->tail++; 95654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (rxq->tail == MWL8K_RX_DESCS) 95754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxq->tail = 0; 958788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek rxq->buf[rx].skb = skb; 959788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_addr_set(&rxq->buf[rx], dma, addr); 96054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 96154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd = rxq->rxd + (rx * priv->rxd_ops->rxd_size); 96254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek priv->rxd_ops->rxd_refill(rxd, addr, MWL8K_RX_MAXSZ); 963a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 964a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek refilled++; 965a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 966a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 967a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return refilled; 968a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 969a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 970a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Must be called only when the card's reception is completely halted */ 971a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_rxq_deinit(struct ieee80211_hw *hw, int index) 972a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 973a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 974a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue *rxq = priv->rxq + index; 975a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 976a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 977a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_RX_DESCS; i++) { 978788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek if (rxq->buf[i].skb != NULL) { 979788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_single(priv->pdev, 980788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_addr(&rxq->buf[i], dma), 981788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek MWL8K_RX_MAXSZ, PCI_DMA_FROMDEVICE); 982788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_addr_set(&rxq->buf[i], dma, 0); 983788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek 984788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek kfree_skb(rxq->buf[i].skb); 985788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek rxq->buf[i].skb = NULL; 986a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 987a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 988a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 989788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek kfree(rxq->buf); 990788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek rxq->buf = NULL; 991a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 992a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_free_consistent(priv->pdev, 99354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek MWL8K_RX_DESCS * priv->rxd_ops->rxd_size, 99445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd, rxq->rxd_dma); 99545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd = NULL; 996a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 997a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 998a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 999a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1000a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Scan a list of BSSIDs to process for finalize join. 1001a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Allows for extension to process multiple BSSIDs. 1002a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1003a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic inline int 1004a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmwl8k_capture_bssid(struct mwl8k_priv *priv, struct ieee80211_hdr *wh) 1005a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1006a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return priv->capture_beacon && 1007a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_is_beacon(wh->frame_control) && 1008a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek !compare_ether_addr(wh->addr3, priv->capture_bssid); 1009a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1010a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 10113779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhekstatic inline void mwl8k_save_beacon(struct ieee80211_hw *hw, 10123779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek struct sk_buff *skb) 1013a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 10143779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 10153779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek 1016a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->capture_beacon = false; 1017d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek memset(priv->capture_bssid, 0, ETH_ALEN); 1018a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1019a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 1020a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Use GFP_ATOMIC as rxq_process is called from 1021a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * the primary interrupt handler, memory allocation call 1022a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * must not sleep. 1023a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1024a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->beacon_skb = skb_copy(skb, GFP_ATOMIC); 1025a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->beacon_skb != NULL) 10263779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek ieee80211_queue_work(hw, &priv->finalize_join_worker); 1027a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1028a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1029a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int rxq_process(struct ieee80211_hw *hw, int index, int limit) 1030a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1031a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1032a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue *rxq = priv->rxq + index; 1033a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int processed; 1034a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1035a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek processed = 0; 103645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek while (rxq->rxd_count && limit--) { 1037a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *skb; 103854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek void *rxd; 103954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek int pkt_len; 1040a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_rx_status status; 104120f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek __le16 qos; 1042a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1043788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek skb = rxq->buf[rxq->head].skb; 1044d25f9f1357139bbdc79bc960ea84909a7c22ec2bLennert Buytenhek if (skb == NULL) 1045d25f9f1357139bbdc79bc960ea84909a7c22ec2bLennert Buytenhek break; 104654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 104754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd = rxq->rxd + (rxq->head * priv->rxd_ops->rxd_size); 104854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 104920f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek pkt_len = priv->rxd_ops->rxd_process(rxd, &status, &qos); 105054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (pkt_len < 0) 105154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek break; 105254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 1053788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek rxq->buf[rxq->head].skb = NULL; 1054788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek 1055788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_single(priv->pdev, 1056788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_addr(&rxq->buf[rxq->head], dma), 1057788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek MWL8K_RX_MAXSZ, PCI_DMA_FROMDEVICE); 1058788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_addr_set(&rxq->buf[rxq->head], dma, 0); 1059a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 106054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxq->head++; 106154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (rxq->head == MWL8K_RX_DESCS) 106254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxq->head = 0; 106354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 106445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd_count--; 1065a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 106654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek skb_put(skb, pkt_len); 106720f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek mwl8k_remove_dma_header(skb, qos); 1068a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1069a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 1070c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek * Check for a pending join operation. Save a 1071c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek * copy of the beacon and schedule a tasklet to 1072c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek * send a FINALIZE_JOIN command to the firmware. 1073a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 107454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (mwl8k_capture_bssid(priv, (void *)skb->data)) 10753779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek mwl8k_save_beacon(hw, skb); 1076a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1077f1d58c2521eb160178b2151d6326d8dc5d7c8560Johannes Berg memcpy(IEEE80211_SKB_RXCB(skb), &status, sizeof(status)); 1078f1d58c2521eb160178b2151d6326d8dc5d7c8560Johannes Berg ieee80211_rx_irqsafe(hw, skb); 1079a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1080a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek processed++; 1081a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1082a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1083a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return processed; 1084a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1085a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1086a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1087a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1088a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Packet transmission. 1089a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1090a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1091a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_OK 0x00000001 1092a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_OK_RETRY 0x00000002 1093a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_OK_MORE_RETRY 0x00000004 1094a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_MULTICAST_TX 0x00000008 1095a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_FW_OWNED 0x80000000 1096a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1097e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek#define MWL8K_QOS_QLEN_UNSPEC 0xff00 1098e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek#define MWL8K_QOS_ACK_POLICY_MASK 0x0060 1099e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek#define MWL8K_QOS_ACK_POLICY_NORMAL 0x0000 1100e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek#define MWL8K_QOS_ACK_POLICY_BLOCKACK 0x0060 1101e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek#define MWL8K_QOS_EOSP 0x0010 1102e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek 1103a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_tx_desc { 1104a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 status; 1105a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 data_rate; 1106a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 tx_priority; 1107a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 qos_control; 1108a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 pkt_phys_addr; 1109a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 pkt_len; 1110d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek __u8 dest_MAC_addr[ETH_ALEN]; 111145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek __le32 next_txd_phys_addr; 1112a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 reserved; 1113a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 rate_info; 1114a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 peer_id; 1115a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 tx_frag_cnt; 1116a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1117a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1118a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TX_DESCS 128 1119a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1120a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_txq_init(struct ieee80211_hw *hw, int index) 1121a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1122a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1123a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq = priv->txq + index; 1124a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int size; 1125a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 1126a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 112745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memset(&txq->stats, 0, sizeof(struct ieee80211_tx_queue_stats)); 112845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->stats.limit = MWL8K_TX_DESCS; 112945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->head = 0; 113045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->tail = 0; 1131a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1132a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek size = MWL8K_TX_DESCS * sizeof(struct mwl8k_tx_desc); 1133a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 113445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->txd = pci_alloc_consistent(priv->pdev, size, &txq->txd_dma); 113545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (txq->txd == NULL) { 1136a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to alloc TX descriptors\n", 1137c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 1138a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1139a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 114045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memset(txq->txd, 0, size); 1141a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 114245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->skb = kmalloc(MWL8K_TX_DESCS * sizeof(*txq->skb), GFP_KERNEL); 114345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (txq->skb == NULL) { 1144a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to alloc TX skbuff list\n", 1145c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 114645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek pci_free_consistent(priv->pdev, size, txq->txd, txq->txd_dma); 1147a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1148a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 114945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memset(txq->skb, 0, MWL8K_TX_DESCS * sizeof(*txq->skb)); 1150a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1151a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_DESCS; i++) { 1152a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_desc *tx_desc; 1153a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int nexti; 1154a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 115545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx_desc = txq->txd + i; 1156a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek nexti = (i + 1) % MWL8K_TX_DESCS; 1157a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1158a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_desc->status = 0; 115945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx_desc->next_txd_phys_addr = 116045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek cpu_to_le32(txq->txd_dma + nexti * sizeof(*tx_desc)); 1161a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1162a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1163a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 1164a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1165a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1166a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic inline void mwl8k_tx_start(struct mwl8k_priv *priv) 1167a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1168a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_PPA_READY, 1169a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 1170a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DUMMY, 1171a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 1172a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ioread32(priv->regs + MWL8K_HIU_INT_CODE); 1173a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1174a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 11757e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhekstatic void mwl8k_dump_tx_rings(struct ieee80211_hw *hw) 1176a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 11777e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 11787e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int i; 11797e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 11807e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) { 11817e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek struct mwl8k_tx_queue *txq = priv->txq + i; 11827e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int fw_owned = 0; 11837e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int drv_owned = 0; 11847e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int unused = 0; 11857e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int desc; 11867e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 1187a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (desc = 0; desc < MWL8K_TX_DESCS; desc++) { 11887e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek struct mwl8k_tx_desc *tx_desc = txq->txd + desc; 11897e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek u32 status; 1190a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 11917e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek status = le32_to_cpu(tx_desc->status); 1192a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_TXD_STATUS_FW_OWNED) 11937e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek fw_owned++; 1194a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek else 11957e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek drv_owned++; 1196a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1197a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (tx_desc->pkt_len == 0) 11987e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek unused++; 1199a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1200a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 12017e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek printk(KERN_ERR "%s: txq[%d] len=%d head=%d tail=%d " 12027e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek "fw_owned=%d drv_owned=%d unused=%d\n", 12037e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek wiphy_name(hw->wiphy), i, 12047e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek txq->stats.len, txq->head, txq->tail, 12057e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek fw_owned, drv_owned, unused); 12067e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek } 1207a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1208a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1209618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek/* 121088de754ad59025eba797e7a8375807755577f450Lennert Buytenhek * Must be called with priv->fw_mutex held and tx queues stopped. 1211618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek */ 121262abd3cfb2f1a0ab1963ac4c4087c477da6b1f2aLennert Buytenhek#define MWL8K_TX_WAIT_TIMEOUT_MS 5000 12137e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 1214950d5b0191dc3e71017f336017f75f6189f39f08Lennert Buytenhekstatic int mwl8k_tx_wait_empty(struct ieee80211_hw *hw) 1215a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1216a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 121788de754ad59025eba797e7a8375807755577f450Lennert Buytenhek DECLARE_COMPLETION_ONSTACK(tx_wait); 12187e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int retry; 12197e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int rc; 1220a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1221a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek might_sleep(); 1222a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 12237e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek /* 12247e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek * The TX queues are stopped at this point, so this test 12257e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek * doesn't need to take ->tx_lock. 12267e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek */ 12277e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek if (!priv->pending_tx_pkts) 12287e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek return 0; 12297e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 12307e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek retry = 0; 12317e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek rc = 0; 12327e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 1233a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_lock_bh(&priv->tx_lock); 12347e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek priv->tx_wait = &tx_wait; 12357e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek while (!rc) { 12367e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int oldcount; 12377e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek unsigned long timeout; 1238a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 12397e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek oldcount = priv->pending_tx_pkts; 1240a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 12417e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek spin_unlock_bh(&priv->tx_lock); 124288de754ad59025eba797e7a8375807755577f450Lennert Buytenhek timeout = wait_for_completion_timeout(&tx_wait, 12437e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek msecs_to_jiffies(MWL8K_TX_WAIT_TIMEOUT_MS)); 1244a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_lock_bh(&priv->tx_lock); 12457e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 12467e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek if (timeout) { 12477e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek WARN_ON(priv->pending_tx_pkts); 12487e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek if (retry) { 12497e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek printk(KERN_NOTICE "%s: tx rings drained\n", 12507e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek wiphy_name(hw->wiphy)); 12517e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek } 12527e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek break; 12537e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek } 12547e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 12557e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek if (priv->pending_tx_pkts < oldcount) { 12569a2303b93039d0f3dd578cd75fe20ebaf075f1cbLennert Buytenhek printk(KERN_NOTICE "%s: waiting for tx rings " 12579a2303b93039d0f3dd578cd75fe20ebaf075f1cbLennert Buytenhek "to drain (%d -> %d pkts)\n", 12587e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek wiphy_name(hw->wiphy), oldcount, 12597e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek priv->pending_tx_pkts); 12607e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek retry = 1; 12617e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek continue; 12627e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek } 12637e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 1264a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->tx_wait = NULL; 1265a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 12667e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek printk(KERN_ERR "%s: tx rings stuck for %d ms\n", 12677e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek wiphy_name(hw->wiphy), MWL8K_TX_WAIT_TIMEOUT_MS); 12687e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek mwl8k_dump_tx_rings(hw); 12697e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 12707e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek rc = -ETIMEDOUT; 1271a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 12727e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek spin_unlock_bh(&priv->tx_lock); 1273a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 12747e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek return rc; 1275a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1276a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1277c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek#define MWL8K_TXD_SUCCESS(status) \ 1278c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek ((status) & (MWL8K_TXD_STATUS_OK | \ 1279c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek MWL8K_TXD_STATUS_OK_RETRY | \ 1280c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek MWL8K_TXD_STATUS_OK_MORE_RETRY)) 1281a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1282efb7c49a68cf206f35793d7799608e1d69a209f9Lennert Buytenhekstatic int 1283efb7c49a68cf206f35793d7799608e1d69a209f9Lennert Buytenhekmwl8k_txq_reclaim(struct ieee80211_hw *hw, int index, int limit, int force) 1284a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1285a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1286a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq = priv->txq + index; 1287efb7c49a68cf206f35793d7799608e1d69a209f9Lennert Buytenhek int processed; 1288a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1289efb7c49a68cf206f35793d7799608e1d69a209f9Lennert Buytenhek processed = 0; 1290efb7c49a68cf206f35793d7799608e1d69a209f9Lennert Buytenhek while (txq->stats.len > 0 && limit--) { 1291a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int tx; 1292a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_desc *tx_desc; 1293a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek unsigned long addr; 1294ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek int size; 1295a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *skb; 1296a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_tx_info *info; 1297a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 status; 1298a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 129945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx = txq->head; 130045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx_desc = txq->txd + tx; 1301a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1302a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek status = le32_to_cpu(tx_desc->status); 1303a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1304a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_TXD_STATUS_FW_OWNED) { 1305a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!force) 1306a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 1307a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_desc->status &= 1308a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ~cpu_to_le32(MWL8K_TXD_STATUS_FW_OWNED); 1309a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1310a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 131145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->head = (tx + 1) % MWL8K_TX_DESCS; 131245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek BUG_ON(txq->stats.len == 0); 131345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->stats.len--; 1314a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->pending_tx_pkts--; 1315a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1316a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek addr = le32_to_cpu(tx_desc->pkt_phys_addr); 1317ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek size = le16_to_cpu(tx_desc->pkt_len); 131845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek skb = txq->skb[tx]; 131945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->skb[tx] = NULL; 1320a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1321a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek BUG_ON(skb == NULL); 1322a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_unmap_single(priv->pdev, addr, size, PCI_DMA_TODEVICE); 1323a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 132420f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek mwl8k_remove_dma_header(skb, tx_desc->qos_control); 1325a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1326a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Mark descriptor as unused */ 1327a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_desc->pkt_phys_addr = 0; 1328a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_desc->pkt_len = 0; 1329a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1330a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek info = IEEE80211_SKB_CB(skb); 1331a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_tx_info_clear_status(info); 1332ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek if (MWL8K_TXD_SUCCESS(status)) 1333a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek info->flags |= IEEE80211_TX_STAT_ACK; 1334a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1335a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_tx_status_irqsafe(hw, skb); 1336a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1337efb7c49a68cf206f35793d7799608e1d69a209f9Lennert Buytenhek processed++; 1338a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1339a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1340efb7c49a68cf206f35793d7799608e1d69a209f9Lennert Buytenhek if (processed && priv->radio_on && !mutex_is_locked(&priv->fw_mutex)) 1341a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_wake_queue(hw, index); 1342efb7c49a68cf206f35793d7799608e1d69a209f9Lennert Buytenhek 1343efb7c49a68cf206f35793d7799608e1d69a209f9Lennert Buytenhek return processed; 1344a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1345a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1346a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* must be called only when the card's transmit is completely halted */ 1347a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_txq_deinit(struct ieee80211_hw *hw, int index) 1348a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1349a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1350a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq = priv->txq + index; 1351a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1352efb7c49a68cf206f35793d7799608e1d69a209f9Lennert Buytenhek mwl8k_txq_reclaim(hw, index, INT_MAX, 1); 1353a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 135445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek kfree(txq->skb); 135545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->skb = NULL; 1356a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1357a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_free_consistent(priv->pdev, 1358a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_TX_DESCS * sizeof(struct mwl8k_tx_desc), 135945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->txd, txq->txd_dma); 136045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->txd = NULL; 1361a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1362a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1363a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 1364a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmwl8k_txq_xmit(struct ieee80211_hw *hw, int index, struct sk_buff *skb) 1365a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1366a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1367a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_tx_info *tx_info; 136823b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek struct mwl8k_vif *mwl8k_vif; 1369a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hdr *wh; 1370a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq; 1371a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_desc *tx; 1372a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr_t dma; 137323b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek u32 txstatus; 137423b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek u8 txdatarate; 137523b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek u16 qos; 1376a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 137723b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek wh = (struct ieee80211_hdr *)skb->data; 137823b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek if (ieee80211_is_data_qos(wh->frame_control)) 137923b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek qos = le16_to_cpu(*((__le16 *)ieee80211_get_qos_ctl(wh))); 138023b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek else 138123b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek qos = 0; 1382a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 138376266b2ad38c33fb2c1475cfeb35ed070adaba2bLennert Buytenhek mwl8k_add_dma_header(skb); 138423b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek wh = &((struct mwl8k_dma_data *)skb->data)->wh; 1385a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1386a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_info = IEEE80211_SKB_CB(skb); 1387a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_vif = MWL8K_VIF(tx_info->control.vif); 1388a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1389a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (tx_info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ) { 1390a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek wh->seq_ctrl &= cpu_to_le16(IEEE80211_SCTL_FRAG); 1391657232b625890f202867ede0ed67ecf15827ff80Lennert Buytenhek wh->seq_ctrl |= cpu_to_le16(mwl8k_vif->seqno); 1392657232b625890f202867ede0ed67ecf15827ff80Lennert Buytenhek mwl8k_vif->seqno += 0x10; 1393a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1394a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 139523b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek /* Setup firmware control bit fields for each frame type. */ 139623b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txstatus = 0; 139723b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txdatarate = 0; 139823b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek if (ieee80211_is_mgmt(wh->frame_control) || 139923b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek ieee80211_is_ctl(wh->frame_control)) { 140023b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txdatarate = 0; 1401e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek qos |= MWL8K_QOS_QLEN_UNSPEC | MWL8K_QOS_EOSP; 140223b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek } else if (ieee80211_is_data(wh->frame_control)) { 140323b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txdatarate = 1; 140423b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek if (is_multicast_ether_addr(wh->addr1)) 140523b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txstatus |= MWL8K_TXD_STATUS_MULTICAST_TX; 140623b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek 1407e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek qos &= ~MWL8K_QOS_ACK_POLICY_MASK; 140823b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek if (tx_info->flags & IEEE80211_TX_CTL_AMPDU) 1409e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek qos |= MWL8K_QOS_ACK_POLICY_BLOCKACK; 141023b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek else 1411e0493a8dd6351a114b53790dda6bd855ae73a85cLennert Buytenhek qos |= MWL8K_QOS_ACK_POLICY_NORMAL; 141223b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek } 1413a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1414a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma = pci_map_single(priv->pdev, skb->data, 1415a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek skb->len, PCI_DMA_TODEVICE); 1416a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1417a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (pci_dma_mapping_error(priv->pdev, dma)) { 1418a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_DEBUG "%s: failed to dma map skb, " 1419c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek "dropping TX frame.\n", wiphy_name(hw->wiphy)); 142023b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek dev_kfree_skb(skb); 1421a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return NETDEV_TX_OK; 1422a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1423a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 142423b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek spin_lock_bh(&priv->tx_lock); 1425a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 142623b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txq = priv->txq + index; 1427a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 142845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek BUG_ON(txq->skb[txq->tail] != NULL); 142945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->skb[txq->tail] = skb; 1430a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 143145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx = txq->txd + txq->tail; 143223b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek tx->data_rate = txdatarate; 143323b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek tx->tx_priority = index; 1434a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx->qos_control = cpu_to_le16(qos); 1435a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx->pkt_phys_addr = cpu_to_le32(dma); 1436a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx->pkt_len = cpu_to_le16(skb->len); 143723b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek tx->rate_info = 0; 1438a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek if (!priv->ap_fw && tx_info->control.sta != NULL) 1439a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek tx->peer_id = MWL8K_STA(tx_info->control.sta)->peer_id; 1440a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek else 1441a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek tx->peer_id = 0; 1442a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek wmb(); 144323b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek tx->status = cpu_to_le32(MWL8K_TXD_STATUS_FW_OWNED | txstatus); 144423b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek 144545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->stats.count++; 144645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->stats.len++; 1447a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->pending_tx_pkts++; 1448a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 144945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->tail++; 145045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (txq->tail == MWL8K_TX_DESCS) 145145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->tail = 0; 145223b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek 145345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (txq->head == txq->tail) 1454a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_stop_queue(hw, index); 1455a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 145623b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek mwl8k_tx_start(priv); 1457a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1458a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_unlock_bh(&priv->tx_lock); 1459a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1460a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return NETDEV_TX_OK; 1461a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1462a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1463a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1464a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1465618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * Firmware access. 1466618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * 1467618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * We have the following requirements for issuing firmware commands: 1468618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * - Some commands require that the packet transmit path is idle when 1469618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * the command is issued. (For simplicity, we'll just quiesce the 1470618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * transmit path for every command.) 1471618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * - There are certain sequences of commands that need to be issued to 1472618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * the hardware sequentially, with no other intervening commands. 1473618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * 1474618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * This leads to an implementation of a "firmware lock" as a mutex that 1475618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * can be taken recursively, and which is taken by both the low-level 1476618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * command submission function (mwl8k_post_cmd) as well as any users of 1477618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * that function that require issuing of an atomic sequence of commands, 1478618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * and quiesces the transmit path whenever it's taken. 1479618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek */ 1480618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhekstatic int mwl8k_fw_lock(struct ieee80211_hw *hw) 1481618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek{ 1482618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1483618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1484618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (priv->fw_mutex_owner != current) { 1485618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek int rc; 1486618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1487618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mutex_lock(&priv->fw_mutex); 1488618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek ieee80211_stop_queues(hw); 1489618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1490618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek rc = mwl8k_tx_wait_empty(hw); 1491618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (rc) { 1492618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek ieee80211_wake_queues(hw); 1493618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mutex_unlock(&priv->fw_mutex); 1494618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1495618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek return rc; 1496618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek } 1497618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1498618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_owner = current; 1499618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek } 1500618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1501618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_depth++; 1502618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1503618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek return 0; 1504618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek} 1505618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1506618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhekstatic void mwl8k_fw_unlock(struct ieee80211_hw *hw) 1507618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek{ 1508618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1509618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1510618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (!--priv->fw_mutex_depth) { 1511618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek ieee80211_wake_queues(hw); 1512618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_owner = NULL; 1513618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mutex_unlock(&priv->fw_mutex); 1514618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek } 1515618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek} 1516618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1517618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1518618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek/* 1519a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Command processing. 1520a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1521a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 15220c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek/* Timeout firmware commands after 10s */ 15230c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek#define MWL8K_CMD_TIMEOUT_MS 10000 1524a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1525a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_post_cmd(struct ieee80211_hw *hw, struct mwl8k_cmd_pkt *cmd) 1526a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1527a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek DECLARE_COMPLETION_ONSTACK(cmd_wait); 1528a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1529a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek void __iomem *regs = priv->regs; 1530a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr_t dma_addr; 1531a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek unsigned int dma_size; 1532a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1533a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek unsigned long timeout = 0; 1534a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u8 buf[32]; 1535a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1536c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek cmd->result = 0xffff; 1537a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_size = le16_to_cpu(cmd->length); 1538a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr = pci_map_single(priv->pdev, cmd, dma_size, 1539a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek PCI_DMA_BIDIRECTIONAL); 1540a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (pci_dma_mapping_error(priv->pdev, dma_addr)) 1541a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1542a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1543618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek rc = mwl8k_fw_lock(hw); 154439a1e42eb4d0a2bc3f1211e9012bd23734ab86dbLennert Buytenhek if (rc) { 154539a1e42eb4d0a2bc3f1211e9012bd23734ab86dbLennert Buytenhek pci_unmap_single(priv->pdev, dma_addr, dma_size, 154639a1e42eb4d0a2bc3f1211e9012bd23734ab86dbLennert Buytenhek PCI_DMA_BIDIRECTIONAL); 1547618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek return rc; 154839a1e42eb4d0a2bc3f1211e9012bd23734ab86dbLennert Buytenhek } 1549a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1550a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->hostcmd_wait = &cmd_wait; 1551a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(dma_addr, regs + MWL8K_HIU_GEN_PTR); 1552a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DOORBELL, 1553a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 1554a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DUMMY, 1555a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 1556a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1557a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek timeout = wait_for_completion_timeout(&cmd_wait, 1558a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek msecs_to_jiffies(MWL8K_CMD_TIMEOUT_MS)); 1559a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1560618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->hostcmd_wait = NULL; 1561618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1562618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mwl8k_fw_unlock(hw); 1563618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 156437055bd455b31b8220c35a1ede9c6aceb791cc88Lennert Buytenhek pci_unmap_single(priv->pdev, dma_addr, dma_size, 156537055bd455b31b8220c35a1ede9c6aceb791cc88Lennert Buytenhek PCI_DMA_BIDIRECTIONAL); 156637055bd455b31b8220c35a1ede9c6aceb791cc88Lennert Buytenhek 1567a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!timeout) { 1568a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: Command %s timeout after %u ms\n", 1569c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy), 1570a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_cmd_name(cmd->code, buf, sizeof(buf)), 1571a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMD_TIMEOUT_MS); 1572a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -ETIMEDOUT; 1573a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } else { 15740c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek int ms; 15750c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek 15760c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek ms = MWL8K_CMD_TIMEOUT_MS - jiffies_to_msecs(timeout); 15770c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek 1578ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek rc = cmd->result ? -EINVAL : 0; 1579a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 1580a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: Command %s error 0x%x\n", 1581c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy), 1582a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_cmd_name(cmd->code, buf, sizeof(buf)), 158376c962a204f8d36b762440aa941fcea3d44e2fd2Lennert Buytenhek le16_to_cpu(cmd->result)); 15840c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek else if (ms > 2000) 15850c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek printk(KERN_NOTICE "%s: Command %s took %d ms\n", 15860c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek wiphy_name(hw->wiphy), 15870c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek mwl8k_cmd_name(cmd->code, buf, sizeof(buf)), 15880c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek ms); 1589a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1590a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1591a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1592a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1593a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1594a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 15951349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek * Setup code shared between STA and AP firmware images. 15961349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek */ 15971349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhekstatic void mwl8k_setup_2ghz_band(struct ieee80211_hw *hw) 15981349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek{ 15991349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 16001349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek 16011349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek BUILD_BUG_ON(sizeof(priv->channels_24) != sizeof(mwl8k_channels_24)); 16021349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek memcpy(priv->channels_24, mwl8k_channels_24, sizeof(mwl8k_channels_24)); 16031349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek 16041349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek BUILD_BUG_ON(sizeof(priv->rates_24) != sizeof(mwl8k_rates_24)); 16051349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek memcpy(priv->rates_24, mwl8k_rates_24, sizeof(mwl8k_rates_24)); 16061349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek 16071349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek priv->band_24.band = IEEE80211_BAND_2GHZ; 16081349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek priv->band_24.channels = priv->channels_24; 16091349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek priv->band_24.n_channels = ARRAY_SIZE(mwl8k_channels_24); 16101349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek priv->band_24.bitrates = priv->rates_24; 16111349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek priv->band_24.n_bitrates = ARRAY_SIZE(mwl8k_rates_24); 16121349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek 16131349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek hw->wiphy->bands[IEEE80211_BAND_2GHZ] = &priv->band_24; 16141349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek} 16151349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek 16164eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhekstatic void mwl8k_setup_5ghz_band(struct ieee80211_hw *hw) 16174eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek{ 16184eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 16194eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek 16204eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek BUILD_BUG_ON(sizeof(priv->channels_50) != sizeof(mwl8k_channels_50)); 16214eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek memcpy(priv->channels_50, mwl8k_channels_50, sizeof(mwl8k_channels_50)); 16224eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek 16234eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek BUILD_BUG_ON(sizeof(priv->rates_50) != sizeof(mwl8k_rates_50)); 16244eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek memcpy(priv->rates_50, mwl8k_rates_50, sizeof(mwl8k_rates_50)); 16254eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek 16264eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek priv->band_50.band = IEEE80211_BAND_5GHZ; 16274eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek priv->band_50.channels = priv->channels_50; 16284eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek priv->band_50.n_channels = ARRAY_SIZE(mwl8k_channels_50); 16294eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek priv->band_50.bitrates = priv->rates_50; 16304eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek priv->band_50.n_bitrates = ARRAY_SIZE(mwl8k_rates_50); 16314eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek 16324eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek hw->wiphy->bands[IEEE80211_BAND_5GHZ] = &priv->band_50; 16334eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek} 16344eae9edd38c0a9ce34e39100ccc69ff520bc1224Lennert Buytenhek 16351349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek/* 163604b147b19303724aac5ee8e56f113f1935a5c255Lennert Buytenhek * CMD_GET_HW_SPEC (STA version). 1637a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 163804b147b19303724aac5ee8e56f113f1935a5c255Lennert Buytenhekstruct mwl8k_cmd_get_hw_spec_sta { 1639a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1640a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 hw_rev; 1641a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 host_interface; 1642a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 num_mcaddrs; 1643d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek __u8 perm_addr[ETH_ALEN]; 1644a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 region_code; 1645a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 fw_rev; 1646a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 ps_cookie; 1647a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 caps; 1648a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 mcs_bitmap[16]; 1649a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 rx_queue_ptr; 1650a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 num_tx_queues; 1651a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 tx_queue_ptrs[MWL8K_TX_QUEUES]; 1652a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 caps2; 1653a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 num_tx_desc_per_queue; 165445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek __le32 total_rxd; 1655a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1656a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1657341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek#define MWL8K_CAP_MAX_AMSDU 0x20000000 1658341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek#define MWL8K_CAP_GREENFIELD 0x08000000 1659341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek#define MWL8K_CAP_AMPDU 0x04000000 1660341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek#define MWL8K_CAP_RX_STBC 0x01000000 1661341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek#define MWL8K_CAP_TX_STBC 0x00800000 1662341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek#define MWL8K_CAP_SHORTGI_40MHZ 0x00400000 1663341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek#define MWL8K_CAP_SHORTGI_20MHZ 0x00200000 1664341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek#define MWL8K_CAP_RX_ANTENNA_MASK 0x000e0000 1665341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek#define MWL8K_CAP_TX_ANTENNA_MASK 0x0001c000 1666341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek#define MWL8K_CAP_DELAY_BA 0x00003000 1667341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek#define MWL8K_CAP_MIMO 0x00000200 1668341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek#define MWL8K_CAP_40MHZ 0x00000100 1669341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek 1670341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhekstatic void mwl8k_set_ht_caps(struct ieee80211_hw *hw, u32 cap) 1671341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek{ 1672341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1673777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek struct ieee80211_supported_band *band = &priv->band_24; 1674341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek int rx_streams; 1675341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek int tx_streams; 1676341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek 1677777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.ht_supported = 1; 1678341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek 1679341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (cap & MWL8K_CAP_MAX_AMSDU) 1680777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.cap |= IEEE80211_HT_CAP_MAX_AMSDU; 1681341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (cap & MWL8K_CAP_GREENFIELD) 1682777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.cap |= IEEE80211_HT_CAP_GRN_FLD; 1683341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (cap & MWL8K_CAP_AMPDU) { 1684341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek hw->flags |= IEEE80211_HW_AMPDU_AGGREGATION; 1685777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; 1686777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_NONE; 1687341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek } 1688341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (cap & MWL8K_CAP_RX_STBC) 1689777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.cap |= IEEE80211_HT_CAP_RX_STBC; 1690341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (cap & MWL8K_CAP_TX_STBC) 1691777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.cap |= IEEE80211_HT_CAP_TX_STBC; 1692341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (cap & MWL8K_CAP_SHORTGI_40MHZ) 1693777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.cap |= IEEE80211_HT_CAP_SGI_40; 1694341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (cap & MWL8K_CAP_SHORTGI_20MHZ) 1695777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.cap |= IEEE80211_HT_CAP_SGI_20; 1696341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (cap & MWL8K_CAP_DELAY_BA) 1697777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.cap |= IEEE80211_HT_CAP_DELAY_BA; 1698341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (cap & MWL8K_CAP_40MHZ) 1699777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; 1700341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek 1701341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek rx_streams = hweight32(cap & MWL8K_CAP_RX_ANTENNA_MASK); 1702341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek tx_streams = hweight32(cap & MWL8K_CAP_TX_ANTENNA_MASK); 1703341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek 1704777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.mcs.rx_mask[0] = 0xff; 1705341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (rx_streams >= 2) 1706777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.mcs.rx_mask[1] = 0xff; 1707341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (rx_streams >= 3) 1708777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.mcs.rx_mask[2] = 0xff; 1709777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.mcs.rx_mask[4] = 0x01; 1710777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; 1711341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek 1712341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (rx_streams != tx_streams) { 1713777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.mcs.tx_params |= IEEE80211_HT_MCS_TX_RX_DIFF; 1714777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek band->ht_cap.mcs.tx_params |= (tx_streams - 1) << 1715341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT; 1716341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek } 1717341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek} 1718341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek 171904b147b19303724aac5ee8e56f113f1935a5c255Lennert Buytenhekstatic int mwl8k_cmd_get_hw_spec_sta(struct ieee80211_hw *hw) 1720a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1721a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 172204b147b19303724aac5ee8e56f113f1935a5c255Lennert Buytenhek struct mwl8k_cmd_get_hw_spec_sta *cmd; 1723a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1724a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 1725a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1726a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 1727a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1728a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1729a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1730a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_GET_HW_SPEC); 1731a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 1732a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1733a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memset(cmd->perm_addr, 0xff, sizeof(cmd->perm_addr)); 1734a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->ps_cookie = cpu_to_le32(priv->cookie_dma); 173545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek cmd->rx_queue_ptr = cpu_to_le32(priv->rxq[0].rxd_dma); 17364ff6432ea620ba467e50ec04b8271ea0eb94e62eLennert Buytenhek cmd->num_tx_queues = cpu_to_le32(MWL8K_TX_QUEUES); 1737a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 173845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek cmd->tx_queue_ptrs[i] = cpu_to_le32(priv->txq[i].txd_dma); 17394ff6432ea620ba467e50ec04b8271ea0eb94e62eLennert Buytenhek cmd->num_tx_desc_per_queue = cpu_to_le32(MWL8K_TX_DESCS); 174045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek cmd->total_rxd = cpu_to_le32(MWL8K_RX_DESCS); 1741a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1742a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 1743a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1744a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc) { 1745a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek SET_IEEE80211_PERM_ADDR(hw, cmd->perm_addr); 1746a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->num_mcaddrs = le16_to_cpu(cmd->num_mcaddrs); 17474ff6432ea620ba467e50ec04b8271ea0eb94e62eLennert Buytenhek priv->fw_rev = le32_to_cpu(cmd->fw_rev); 1748a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->hw_rev = cmd->hw_rev; 17491349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek mwl8k_setup_2ghz_band(hw); 1750341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek if (cmd->caps & cpu_to_le32(MWL8K_CAP_MIMO)) 1751341c97918ab7e84a155ea8b18759425304d213b6Lennert Buytenhek mwl8k_set_ht_caps(hw, le32_to_cpu(cmd->caps)); 1752a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1753a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1754a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 1755a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1756a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1757a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1758a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 175942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek * CMD_GET_HW_SPEC (AP version). 176042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek */ 176142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhekstruct mwl8k_cmd_get_hw_spec_ap { 176242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_cmd_pkt header; 176342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 hw_rev; 176442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 host_interface; 176542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 num_wcb; 176642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 num_mcaddrs; 176742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 perm_addr[ETH_ALEN]; 176842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 region_code; 176942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 num_antenna; 177042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 fw_rev; 177142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 wcbbase0; 177242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 rxwrptr; 177342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 rxrdptr; 177442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 ps_cookie; 177542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 wcbbase1; 177642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 wcbbase2; 177742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 wcbbase3; 177842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek} __attribute__((packed)); 177942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 178042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhekstatic int mwl8k_cmd_get_hw_spec_ap(struct ieee80211_hw *hw) 178142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek{ 178242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 178342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_cmd_get_hw_spec_ap *cmd; 178442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek int rc; 178542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 178642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 178742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek if (cmd == NULL) 178842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek return -ENOMEM; 178942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 179042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_GET_HW_SPEC); 179142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 179242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 179342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek memset(cmd->perm_addr, 0xff, sizeof(cmd->perm_addr)); 179442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->ps_cookie = cpu_to_le32(priv->cookie_dma); 179542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 179642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 179742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 179842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek if (!rc) { 179942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek int off; 180042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 180142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek SET_IEEE80211_PERM_ADDR(hw, cmd->perm_addr); 180242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek priv->num_mcaddrs = le16_to_cpu(cmd->num_mcaddrs); 180342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek priv->fw_rev = le32_to_cpu(cmd->fw_rev); 180442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek priv->hw_rev = cmd->hw_rev; 18051349ad2f06f86f41415cf7ffa9e068fd4f89be87Lennert Buytenhek mwl8k_setup_2ghz_band(hw); 180642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 180742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->wcbbase0) & 0xffff; 180842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek iowrite32(cpu_to_le32(priv->txq[0].txd_dma), priv->sram + off); 180942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 181042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->rxwrptr) & 0xffff; 181142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek iowrite32(cpu_to_le32(priv->rxq[0].rxd_dma), priv->sram + off); 181242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 181342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->rxrdptr) & 0xffff; 181442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek iowrite32(cpu_to_le32(priv->rxq[0].rxd_dma), priv->sram + off); 181542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 181642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->wcbbase1) & 0xffff; 181742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek iowrite32(cpu_to_le32(priv->txq[1].txd_dma), priv->sram + off); 181842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 181942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->wcbbase2) & 0xffff; 182042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek iowrite32(cpu_to_le32(priv->txq[2].txd_dma), priv->sram + off); 182142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 182242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->wcbbase3) & 0xffff; 182342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek iowrite32(cpu_to_le32(priv->txq[3].txd_dma), priv->sram + off); 182442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek } 182542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 182642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek kfree(cmd); 182742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek return rc; 182842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek} 182942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 183042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek/* 183142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek * CMD_SET_HW_SPEC. 183242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek */ 183342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhekstruct mwl8k_cmd_set_hw_spec { 183442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_cmd_pkt header; 183542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 hw_rev; 183642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 host_interface; 183742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 num_mcaddrs; 183842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 perm_addr[ETH_ALEN]; 183942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 region_code; 184042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 fw_rev; 184142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 ps_cookie; 184242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 caps; 184342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 rx_queue_ptr; 184442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 num_tx_queues; 184542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 tx_queue_ptrs[MWL8K_TX_QUEUES]; 184642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 flags; 184742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 num_tx_desc_per_queue; 184842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 total_rxd; 184942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek} __attribute__((packed)); 185042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 1851b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek#define MWL8K_SET_HW_SPEC_FLAG_HOST_DECR_MGMT 0x00000080 1852b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek#define MWL8K_SET_HW_SPEC_FLAG_HOSTFORM_PROBERESP 0x00000020 1853b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek#define MWL8K_SET_HW_SPEC_FLAG_HOSTFORM_BEACON 0x00000010 185442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 185542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhekstatic int mwl8k_cmd_set_hw_spec(struct ieee80211_hw *hw) 185642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek{ 185742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 185842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_cmd_set_hw_spec *cmd; 185942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek int rc; 186042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek int i; 186142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 186242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 186342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek if (cmd == NULL) 186442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek return -ENOMEM; 186542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 186642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_HW_SPEC); 186742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 186842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 186942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->ps_cookie = cpu_to_le32(priv->cookie_dma); 187042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->rx_queue_ptr = cpu_to_le32(priv->rxq[0].rxd_dma); 187142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->num_tx_queues = cpu_to_le32(MWL8K_TX_QUEUES); 187242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 187342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->tx_queue_ptrs[i] = cpu_to_le32(priv->txq[i].txd_dma); 1874b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek cmd->flags = cpu_to_le32(MWL8K_SET_HW_SPEC_FLAG_HOST_DECR_MGMT | 1875b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek MWL8K_SET_HW_SPEC_FLAG_HOSTFORM_PROBERESP | 1876b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek MWL8K_SET_HW_SPEC_FLAG_HOSTFORM_BEACON); 187742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->num_tx_desc_per_queue = cpu_to_le32(MWL8K_TX_DESCS); 187842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->total_rxd = cpu_to_le32(MWL8K_RX_DESCS); 187942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 188042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 188142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek kfree(cmd); 188242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 188342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek return rc; 188442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek} 188542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 188642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek/* 1887a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_MAC_MULTICAST_ADR. 1888a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1889a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_mac_multicast_adr { 1890a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1891a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 1892a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 numaddr; 1893ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek __u8 addr[0][ETH_ALEN]; 1894a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 1895a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1896d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek#define MWL8K_ENABLE_RX_DIRECTED 0x0001 1897d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek#define MWL8K_ENABLE_RX_MULTICAST 0x0002 1898d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek#define MWL8K_ENABLE_RX_ALL_MULTICAST 0x0004 1899d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek#define MWL8K_ENABLE_RX_BROADCAST 0x0008 1900ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek 1901e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhekstatic struct mwl8k_cmd_pkt * 1902447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek__mwl8k_cmd_mac_multicast_adr(struct ieee80211_hw *hw, int allmulti, 1903e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek int mc_count, struct dev_addr_list *mclist) 1904a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1905e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1906a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_mac_multicast_adr *cmd; 1907e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek int size; 1908e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 1909447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek if (allmulti || mc_count > priv->num_mcaddrs) { 1910d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek allmulti = 1; 1911d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek mc_count = 0; 1912d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek } 1913e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 1914e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek size = sizeof(*cmd) + mc_count * ETH_ALEN; 1915ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek 1916e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek cmd = kzalloc(size, GFP_ATOMIC); 1917a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1918e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek return NULL; 1919a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1920a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_MAC_MULTICAST_ADR); 1921a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(size); 1922d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek cmd->action = cpu_to_le16(MWL8K_ENABLE_RX_DIRECTED | 1923d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek MWL8K_ENABLE_RX_BROADCAST); 1924d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek 1925d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek if (allmulti) { 1926d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek cmd->action |= cpu_to_le16(MWL8K_ENABLE_RX_ALL_MULTICAST); 1927d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek } else if (mc_count) { 1928d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek int i; 1929d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek 1930d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek cmd->action |= cpu_to_le16(MWL8K_ENABLE_RX_MULTICAST); 1931d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek cmd->numaddr = cpu_to_le16(mc_count); 1932d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek for (i = 0; i < mc_count && mclist; i++) { 1933d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek if (mclist->da_addrlen != ETH_ALEN) { 1934d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek kfree(cmd); 1935d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek return NULL; 1936d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek } 1937d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek memcpy(cmd->addr[i], mclist->da_addr, ETH_ALEN); 1938d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek mclist = mclist->next; 1939a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1940a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1941a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1942e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek return &cmd->header; 1943a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1944a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1945a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 194655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_GET_STAT. 1947a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 194855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_get_stat { 1949a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1950a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 stats[64]; 1951a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1952a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1953a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STAT_ACK_FAILURE 9 1954a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STAT_RTS_FAILURE 12 1955a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STAT_FCS_ERROR 24 1956a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STAT_RTS_SUCCESS 11 1957a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 195855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_get_stat(struct ieee80211_hw *hw, 195955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct ieee80211_low_level_stats *stats) 1960a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 196155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_get_stat *cmd; 1962a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1963a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1964a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 1965a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1966a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1967a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1968a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_GET_STAT); 1969a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 1970a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1971a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 1972a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc) { 1973a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek stats->dot11ACKFailureCount = 1974a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek le32_to_cpu(cmd->stats[MWL8K_STAT_ACK_FAILURE]); 1975a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek stats->dot11RTSFailureCount = 1976a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek le32_to_cpu(cmd->stats[MWL8K_STAT_RTS_FAILURE]); 1977a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek stats->dot11FCSErrorCount = 1978a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek le32_to_cpu(cmd->stats[MWL8K_STAT_FCS_ERROR]); 1979a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek stats->dot11RTSSuccessCount = 1980a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek le32_to_cpu(cmd->stats[MWL8K_STAT_RTS_SUCCESS]); 1981a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1982a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 1983a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1984a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1985a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1986a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1987a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 198855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_RADIO_CONTROL. 1989a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 199055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_radio_control { 1991a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1992a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 1993a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 control; 1994a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 radio_on; 1995a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1996a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1997c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhekstatic int 199855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekmwl8k_cmd_radio_control(struct ieee80211_hw *hw, bool enable, bool force) 1999a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2000a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 200155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_radio_control *cmd; 2002a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2003a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2004c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek if (enable == priv->radio_on && !force) 2005a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 2006a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2007a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2008a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2009a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2010a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2011a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_RADIO_CONTROL); 2012a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2013a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 201468ce38845c23443b15e374fb7362916c1231278eLennert Buytenhek cmd->control = cpu_to_le16(priv->radio_short_preamble ? 3 : 1); 2015a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->radio_on = cpu_to_le16(enable ? 0x0001 : 0x0000); 2016a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2017a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2018a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2019a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2020a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc) 2021c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek priv->radio_on = enable; 2022a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2023a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2024a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2025a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 202655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_radio_disable(struct ieee80211_hw *hw) 2027c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek{ 202855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return mwl8k_cmd_radio_control(hw, 0, 0); 2029c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek} 2030c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek 203155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_radio_enable(struct ieee80211_hw *hw) 2032c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek{ 203355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return mwl8k_cmd_radio_control(hw, 1, 0); 2034c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek} 2035c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek 2036a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 2037a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmwl8k_set_radio_preamble(struct ieee80211_hw *hw, bool short_preamble) 2038a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 203999200a992e365a73dc67a6570524e5f3af4386ddLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2040a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 204168ce38845c23443b15e374fb7362916c1231278eLennert Buytenhek priv->radio_short_preamble = short_preamble; 2042a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 204355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return mwl8k_cmd_radio_control(hw, 1, 1); 2044a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2045a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2046a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 204755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_RF_TX_POWER. 2048a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2049a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TX_POWER_LEVEL_TOTAL 8 2050a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 205155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_rf_tx_power { 2052a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2053a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 2054a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 support_level; 2055a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 current_level; 2056a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 reserved; 2057a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 power_level_list[MWL8K_TX_POWER_LEVEL_TOTAL]; 2058a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2059a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 206055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_rf_tx_power(struct ieee80211_hw *hw, int dBm) 2061a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 206255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_rf_tx_power *cmd; 2063a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2064a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2065a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2066a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2067a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2068a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2069a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_RF_TX_POWER); 2070a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2071a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 2072a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->support_level = cpu_to_le16(dBm); 2073a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2074a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2075a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2076a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2077a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2078a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2079a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2080a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 208108b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek * CMD_RF_ANTENNA. 208208b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek */ 208308b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhekstruct mwl8k_cmd_rf_antenna { 208408b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek struct mwl8k_cmd_pkt header; 208508b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek __le16 antenna; 208608b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek __le16 mode; 208708b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek} __attribute__((packed)); 208808b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 208908b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek#define MWL8K_RF_ANTENNA_RX 1 209008b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek#define MWL8K_RF_ANTENNA_TX 2 209108b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 209208b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhekstatic int 209308b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhekmwl8k_cmd_rf_antenna(struct ieee80211_hw *hw, int antenna, int mask) 209408b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek{ 209508b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek struct mwl8k_cmd_rf_antenna *cmd; 209608b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek int rc; 209708b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 209808b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 209908b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek if (cmd == NULL) 210008b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek return -ENOMEM; 210108b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 210208b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_RF_ANTENNA); 210308b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 210408b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek cmd->antenna = cpu_to_le16(antenna); 210508b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek cmd->mode = cpu_to_le16(mask); 210608b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 210708b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 210808b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek kfree(cmd); 210908b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 211008b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek return rc; 211108b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek} 211208b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 211308b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek/* 2114b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek * CMD_SET_BEACON. 2115b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek */ 2116b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhekstruct mwl8k_cmd_set_beacon { 2117b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek struct mwl8k_cmd_pkt header; 2118b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek __le16 beacon_len; 2119b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek __u8 beacon[0]; 2120b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek}; 2121b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2122b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhekstatic int mwl8k_cmd_set_beacon(struct ieee80211_hw *hw, u8 *beacon, int len) 2123b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek{ 2124b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek struct mwl8k_cmd_set_beacon *cmd; 2125b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek int rc; 2126b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2127b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek cmd = kzalloc(sizeof(*cmd) + len, GFP_KERNEL); 2128b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (cmd == NULL) 2129b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek return -ENOMEM; 2130b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2131b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_BEACON); 2132b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd) + len); 2133b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek cmd->beacon_len = cpu_to_le16(len); 2134b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek memcpy(cmd->beacon, beacon, len); 2135b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2136b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2137b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek kfree(cmd); 2138b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2139b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek return rc; 2140b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek} 2141b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2142b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek/* 2143a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_PRE_SCAN. 2144a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2145a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_pre_scan { 2146a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2147a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2148a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2149a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_set_pre_scan(struct ieee80211_hw *hw) 2150a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2151a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_pre_scan *cmd; 2152a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2153a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2154a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2155a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2156a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2157a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2158a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_PRE_SCAN); 2159a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2160a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2161a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2162a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2163a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2164a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2165a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2166a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2167a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2168a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_POST_SCAN. 2169a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2170a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_post_scan { 2171a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2172a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 isibss; 2173d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek __u8 bssid[ETH_ALEN]; 2174a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2175a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2176a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 21770a11dfc36604d9b24deda17461b7ea69851846aaLennert Buytenhekmwl8k_cmd_set_post_scan(struct ieee80211_hw *hw, const __u8 *mac) 2178a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2179a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_post_scan *cmd; 2180a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2181a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2182a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2183a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2184a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2185a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2186a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_POST_SCAN); 2187a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2188a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->isibss = 0; 2189d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek memcpy(cmd->bssid, mac, ETH_ALEN); 2190a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2191a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2192a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2193a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2194a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2195a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2196a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2197a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2198a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_RF_CHANNEL. 2199a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2200a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_rf_channel { 2201a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2202a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 2203a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 current_channel; 2204a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 channel_flags; 2205a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2206a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2207a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_set_rf_channel(struct ieee80211_hw *hw, 2208610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek struct ieee80211_conf *conf) 2209a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2210610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek struct ieee80211_channel *channel = conf->channel; 2211a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_rf_channel *cmd; 2212a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2213a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2214a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2215a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2216a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2217a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2218a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_RF_CHANNEL); 2219a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2220a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 2221a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->current_channel = channel->hw_value; 2222610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek 2223a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (channel->band == IEEE80211_BAND_2GHZ) 2224610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek cmd->channel_flags |= cpu_to_le32(0x00000001); 222542574ea2274ec0a2a9c58ab01be91b65e60a2291Lennert Buytenhek else if (channel->band == IEEE80211_BAND_5GHZ) 222642574ea2274ec0a2a9c58ab01be91b65e60a2291Lennert Buytenhek cmd->channel_flags |= cpu_to_le32(0x00000004); 2227610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek 2228610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek if (conf->channel_type == NL80211_CHAN_NO_HT || 2229610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek conf->channel_type == NL80211_CHAN_HT20) 2230610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek cmd->channel_flags |= cpu_to_le32(0x00000080); 2231610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek else if (conf->channel_type == NL80211_CHAN_HT40MINUS) 2232610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek cmd->channel_flags |= cpu_to_le32(0x000001900); 2233610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek else if (conf->channel_type == NL80211_CHAN_HT40PLUS) 2234610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek cmd->channel_flags |= cpu_to_le32(0x000000900); 2235a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2236a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2237a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2238a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2239a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2240a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2241a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2242a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 224355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_SET_AID. 2244a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 224555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek#define MWL8K_FRAME_PROT_DISABLED 0x00 224655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek#define MWL8K_FRAME_PROT_11G 0x07 224755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek#define MWL8K_FRAME_PROT_11N_HT_40MHZ_ONLY 0x02 224855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek#define MWL8K_FRAME_PROT_11N_HT_ALL 0x06 2249a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 225055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_update_set_aid { 225155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_pkt header; 225255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le16 aid; 2253a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 225455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek /* AP's MAC address (BSSID) */ 225555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 bssid[ETH_ALEN]; 225655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le16 protection_mode; 225755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 supp_rates[14]; 2258a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2259a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2260c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhekstatic void legacy_rate_mask_to_array(u8 *rates, u32 mask) 2261c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek{ 2262c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek int i; 2263c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek int j; 2264c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek 2265c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek /* 2266c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek * Clear nonstandard rates 4 and 13. 2267c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek */ 2268c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek mask &= 0x1fef; 2269c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek 2270c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek for (i = 0, j = 0; i < 14; i++) { 2271c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek if (mask & (1 << i)) 2272777ad375d5960e0d2a945a34032b182eb2952d45Lennert Buytenhek rates[j++] = mwl8k_rates_24[i].hw_value; 2273c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek } 2274c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek} 2275c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek 227655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int 2277c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhekmwl8k_cmd_set_aid(struct ieee80211_hw *hw, 2278c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek struct ieee80211_vif *vif, u32 legacy_rate_mask) 2279a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 228055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_update_set_aid *cmd; 228155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek u16 prot_mode; 2282a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2283a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2284a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2285a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2286a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2287a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 228855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_AID); 2289a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 22907dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek cmd->aid = cpu_to_le16(vif->bss_conf.aid); 22910a11dfc36604d9b24deda17461b7ea69851846aaLennert Buytenhek memcpy(cmd->bssid, vif->bss_conf.bssid, ETH_ALEN); 2292a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 22937dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek if (vif->bss_conf.use_cts_prot) { 229455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek prot_mode = MWL8K_FRAME_PROT_11G; 229555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek } else { 22967dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek switch (vif->bss_conf.ht_operation_mode & 229755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek IEEE80211_HT_OP_MODE_PROTECTION) { 229855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek case IEEE80211_HT_OP_MODE_PROTECTION_20MHZ: 229955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek prot_mode = MWL8K_FRAME_PROT_11N_HT_40MHZ_ONLY; 230055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek break; 230155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek case IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED: 230255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek prot_mode = MWL8K_FRAME_PROT_11N_HT_ALL; 230355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek break; 230455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek default: 230555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek prot_mode = MWL8K_FRAME_PROT_DISABLED; 230655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek break; 230755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek } 230855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek } 230955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->protection_mode = cpu_to_le16(prot_mode); 2310a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2311c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek legacy_rate_mask_to_array(cmd->supp_rates, legacy_rate_mask); 2312a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2313a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2314a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2315a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2316a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2317a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2318a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2319a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 232055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_SET_RATE. 232132060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek */ 232255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_set_rate { 232355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_pkt header; 232455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 legacy_rates[14]; 232555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 232655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek /* Bitmap for supported MCS codes. */ 232755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 mcs_set[16]; 232855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 reserved[16]; 232932060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek} __attribute__((packed)); 233032060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 233155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int 2332c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhekmwl8k_cmd_set_rate(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 233313935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek u32 legacy_rate_mask, u8 *mcs_rates) 233432060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek{ 233555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_set_rate *cmd; 233632060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek int rc; 233732060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 233832060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 233932060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek if (cmd == NULL) 234032060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek return -ENOMEM; 234132060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 234255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_RATE); 234332060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2344c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek legacy_rate_mask_to_array(cmd->legacy_rates, legacy_rate_mask); 234513935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek memcpy(cmd->mcs_set, mcs_rates, 16); 234632060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 234732060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 234832060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek kfree(cmd); 234932060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 235032060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek return rc; 235132060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek} 235232060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 235332060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek/* 235455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_FINALIZE_JOIN. 2355a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 235655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek#define MWL8K_FJ_BEACON_MAXLEN 128 235755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 235855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_finalize_join { 2359a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 236055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le32 sleep_interval; /* Number of beacon periods to sleep */ 236155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 beacon_data[MWL8K_FJ_BEACON_MAXLEN]; 2362a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2363a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 236455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_finalize_join(struct ieee80211_hw *hw, void *frame, 236555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek int framelen, int dtim) 2366a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 236755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_finalize_join *cmd; 236855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct ieee80211_mgmt *payload = frame; 236955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek int payload_len; 2370a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2371a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2372a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2373a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2374a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2375a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 237655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_FINALIZE_JOIN); 2377a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 237855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->sleep_interval = cpu_to_le32(dtim ? dtim : 1); 237955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 238055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek payload_len = framelen - ieee80211_hdrlen(payload->frame_control); 238155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (payload_len < 0) 238255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek payload_len = 0; 238355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek else if (payload_len > MWL8K_FJ_BEACON_MAXLEN) 238455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek payload_len = MWL8K_FJ_BEACON_MAXLEN; 238555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 238655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek memcpy(cmd->beacon_data, &payload->u.beacon, payload_len); 2387a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2388a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2389a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2390a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2391a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2392a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2393a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2394a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 239555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_SET_RTS_THRESHOLD. 2396a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 239755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_set_rts_threshold { 2398a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2399a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 240055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le16 threshold; 2401a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2402a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2403c2c2b12a8b6cd23d4abbc086642647c656bf406cLennert Buytenhekstatic int 2404c2c2b12a8b6cd23d4abbc086642647c656bf406cLennert Buytenhekmwl8k_cmd_set_rts_threshold(struct ieee80211_hw *hw, int rts_thresh) 2405a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 240655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_set_rts_threshold *cmd; 2407a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2408a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2409a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2410a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2411a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2412a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 241355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_RTS_THRESHOLD); 2414a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2415c2c2b12a8b6cd23d4abbc086642647c656bf406cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 2416c2c2b12a8b6cd23d4abbc086642647c656bf406cLennert Buytenhek cmd->threshold = cpu_to_le16(rts_thresh); 2417a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2418a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2419a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2420a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2421a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2422a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2423a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2424a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 242555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_SET_SLOT. 2426a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 242755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_set_slot { 2428a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2429a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 243055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 short_slot; 2431a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2432a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 243355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_set_slot(struct ieee80211_hw *hw, bool short_slot_time) 2434a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 243555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_set_slot *cmd; 2436a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2437a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2438a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2439a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2440a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2441a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 244255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_SLOT); 2443a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 244455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 244555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->short_slot = short_slot_time; 2446a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2447a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2448a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2449a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2450a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2451a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2452a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2453a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2454a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_EDCA_PARAMS. 2455a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2456a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_edca_params { 2457a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2458a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2459a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* See MWL8K_SET_EDCA_XXX below */ 2460a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 2461a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2462a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* TX opportunity in units of 32 us */ 2463a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 txop; 2464a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 24652e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek union { 24662e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek struct { 24672e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* Log exponent of max contention period: 0...15 */ 24682e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __le32 log_cw_max; 24692e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek 24702e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* Log exponent of min contention period: 0...15 */ 24712e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __le32 log_cw_min; 24722e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek 24732e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* Adaptive interframe spacing in units of 32us */ 24742e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __u8 aifs; 24752e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek 24762e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* TX queue to configure */ 24772e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __u8 txq; 24782e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek } ap; 24792e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek struct { 24802e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* Log exponent of max contention period: 0...15 */ 24812e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __u8 log_cw_max; 2482a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 24832e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* Log exponent of min contention period: 0...15 */ 24842e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __u8 log_cw_min; 2485a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 24862e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* Adaptive interframe spacing in units of 32us */ 24872e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __u8 aifs; 2488a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 24892e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* TX queue to configure */ 24902e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __u8 txq; 24912e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek } sta; 24922e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek }; 2493a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2494a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2495a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_SET_EDCA_CW 0x01 2496a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_SET_EDCA_TXOP 0x02 2497a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_SET_EDCA_AIFS 0x04 2498a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2499a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_SET_EDCA_ALL (MWL8K_SET_EDCA_CW | \ 2500a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_SET_EDCA_TXOP | \ 2501a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_SET_EDCA_AIFS) 2502a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2503a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 250455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekmwl8k_cmd_set_edca_params(struct ieee80211_hw *hw, __u8 qnum, 250555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u16 cw_min, __u16 cw_max, 250655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 aifs, __u16 txop) 2507a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 25082e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2509a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_edca_params *cmd; 2510a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2511a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2512a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2513a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2514a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2515a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2516a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_EDCA_PARAMS); 2517a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2518a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_SET_EDCA_ALL); 2519a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->txop = cpu_to_le16(txop); 25202e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek if (priv->ap_fw) { 25212e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->ap.log_cw_max = cpu_to_le32(ilog2(cw_max + 1)); 25222e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->ap.log_cw_min = cpu_to_le32(ilog2(cw_min + 1)); 25232e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->ap.aifs = aifs; 25242e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->ap.txq = qnum; 25252e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek } else { 25262e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->sta.log_cw_max = (u8)ilog2(cw_max + 1); 25272e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->sta.log_cw_min = (u8)ilog2(cw_min + 1); 25282e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->sta.aifs = aifs; 25292e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->sta.txq = qnum; 25302e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek } 2531a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2532a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2533a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2534a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2535a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2536a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2537a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2538a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 253955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_SET_WMM_MODE. 2540a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 254155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_set_wmm_mode { 2542a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 254355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le16 action; 2544a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2545a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 254655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_set_wmm_mode(struct ieee80211_hw *hw, bool enable) 2547a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 254855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 254955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_set_wmm_mode *cmd; 2550a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2551a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2552a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2553a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2554a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2555a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 255655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_WMM_MODE); 2557a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 255855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->action = cpu_to_le16(!!enable); 2559a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2560a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2561a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 256216cec43da50c4b4702653ca710549fd3457a4e6cLennert Buytenhek 256355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (!rc) 256455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek priv->wmm_enabled = enable; 2565a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2566a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2567a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2568a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2569a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 257055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_MIMO_CONFIG. 2571a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 257255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_mimo_config { 257355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_pkt header; 257455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le32 action; 257555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 rx_antenna_map; 257655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 tx_antenna_map; 2577a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2578a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 257955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_mimo_config(struct ieee80211_hw *hw, __u8 rx, __u8 tx) 2580a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 258155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_mimo_config *cmd; 2582a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2583a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2584a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2585a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2586a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2587a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 258855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_MIMO_CONFIG); 2589a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 259055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->action = cpu_to_le32((u32)MWL8K_CMD_SET); 259155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->rx_antenna_map = rx; 259255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->tx_antenna_map = tx; 2593a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2594a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2595a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2596a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2597a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2598a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2599a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2600a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2601b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek * CMD_USE_FIXED_RATE (STA version). 2602a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2603b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhekstruct mwl8k_cmd_use_fixed_rate_sta { 2604b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek struct mwl8k_cmd_pkt header; 2605b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek __le32 action; 2606b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek __le32 allow_rate_drop; 2607b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek __le32 num_rates; 2608b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek struct { 2609b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek __le32 is_ht_rate; 2610b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek __le32 enable_retry; 2611b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek __le32 rate; 2612b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek __le32 retry_count; 2613b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek } rate_entry[8]; 2614b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek __le32 rate_type; 2615b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek __le32 reserved1; 2616b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek __le32 reserved2; 2617a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2618a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2619b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek#define MWL8K_USE_AUTO_RATE 0x0002 2620b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek#define MWL8K_UCAST_RATE 0 2621a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2622b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhekstatic int mwl8k_cmd_use_fixed_rate_sta(struct ieee80211_hw *hw) 2623a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2624b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek struct mwl8k_cmd_use_fixed_rate_sta *cmd; 2625a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2626a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2627a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2628a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2629a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2630a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2631a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_USE_FIXED_RATE); 2632a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2633b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek cmd->action = cpu_to_le32(MWL8K_USE_AUTO_RATE); 2634b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek cmd->rate_type = cpu_to_le32(MWL8K_UCAST_RATE); 2635a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2636a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2637a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2638a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2639a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2640a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2641a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 264255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek/* 2643088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek * CMD_USE_FIXED_RATE (AP version). 2644088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek */ 2645088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhekstruct mwl8k_cmd_use_fixed_rate_ap { 2646088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek struct mwl8k_cmd_pkt header; 2647088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek __le32 action; 2648088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek __le32 allow_rate_drop; 2649088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek __le32 num_rates; 2650088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek struct mwl8k_rate_entry_ap { 2651088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek __le32 is_ht_rate; 2652088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek __le32 enable_retry; 2653088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek __le32 rate; 2654088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek __le32 retry_count; 2655088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek } rate_entry[4]; 2656088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek u8 multicast_rate; 2657088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek u8 multicast_rate_type; 2658088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek u8 management_rate; 2659088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek} __attribute__((packed)); 2660088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek 2661088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhekstatic int 2662088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhekmwl8k_cmd_use_fixed_rate_ap(struct ieee80211_hw *hw, int mcast, int mgmt) 2663088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek{ 2664088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek struct mwl8k_cmd_use_fixed_rate_ap *cmd; 2665088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek int rc; 2666088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek 2667088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2668088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek if (cmd == NULL) 2669088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek return -ENOMEM; 2670088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek 2671088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_USE_FIXED_RATE); 2672088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2673088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek cmd->action = cpu_to_le32(MWL8K_USE_AUTO_RATE); 2674088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek cmd->multicast_rate = mcast; 2675088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek cmd->management_rate = mgmt; 2676088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek 2677088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2678088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek kfree(cmd); 2679088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek 2680088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek return rc; 2681088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek} 2682088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek 2683088aab8b62666a002907c912cd346ae6dc9f42b7Lennert Buytenhek/* 268455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_ENABLE_SNIFFER. 268555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek */ 268655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_enable_sniffer { 268755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_pkt header; 268855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le32 action; 268955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek} __attribute__((packed)); 269055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 269155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_enable_sniffer(struct ieee80211_hw *hw, bool enable) 269255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek{ 269355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_enable_sniffer *cmd; 269455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek int rc; 269555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 269655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 269755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (cmd == NULL) 269855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return -ENOMEM; 269955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 270055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_ENABLE_SNIFFER); 270155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 270255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->action = cpu_to_le32(!!enable); 270355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 270455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 270555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek kfree(cmd); 270655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 270755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return rc; 270855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek} 270955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 271055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek/* 271155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_SET_MAC_ADDR. 271255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek */ 271355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_set_mac_addr { 271455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_pkt header; 271555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek union { 271655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct { 271755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le16 mac_type; 271855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 mac_addr[ETH_ALEN]; 271955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek } mbss; 272055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 mac_addr[ETH_ALEN]; 272155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek }; 272255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek} __attribute__((packed)); 272355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 2724a9e00b151ec2121b7ae09d84a2b5a68b6461e98aLennert Buytenhek#define MWL8K_MAC_TYPE_PRIMARY_CLIENT 0 2725a9e00b151ec2121b7ae09d84a2b5a68b6461e98aLennert Buytenhek#define MWL8K_MAC_TYPE_PRIMARY_AP 2 2726a9e00b151ec2121b7ae09d84a2b5a68b6461e98aLennert Buytenhek 272755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_set_mac_addr(struct ieee80211_hw *hw, u8 *mac) 272855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek{ 272955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 273055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_set_mac_addr *cmd; 273155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek int rc; 273255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 273355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 273455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (cmd == NULL) 273555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return -ENOMEM; 273655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 273755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_MAC_ADDR); 273855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 273955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (priv->ap_fw) { 2740a9e00b151ec2121b7ae09d84a2b5a68b6461e98aLennert Buytenhek cmd->mbss.mac_type = cpu_to_le16(MWL8K_MAC_TYPE_PRIMARY_AP); 274155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek memcpy(cmd->mbss.mac_addr, mac, ETH_ALEN); 274255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek } else { 274355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek memcpy(cmd->mac_addr, mac, ETH_ALEN); 274455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek } 274555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 274655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 274755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek kfree(cmd); 274855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 274955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return rc; 275055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek} 275155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 275255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek/* 275355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_SET_RATEADAPT_MODE. 275455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek */ 275555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_set_rate_adapt_mode { 275655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_pkt header; 275755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le16 action; 275855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le16 mode; 275955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek} __attribute__((packed)); 276055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 276155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstatic int mwl8k_cmd_set_rateadapt_mode(struct ieee80211_hw *hw, __u16 mode) 276255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek{ 276355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_set_rate_adapt_mode *cmd; 276455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek int rc; 276555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 276655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 276755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (cmd == NULL) 276855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return -ENOMEM; 276955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 277055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_RATEADAPT_MODE); 277155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 277255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 277355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->mode = cpu_to_le16(mode); 277455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 277555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 277655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek kfree(cmd); 277755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 277855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return rc; 277955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek} 278055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 278155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek/* 2782b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek * CMD_BSS_START. 2783b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek */ 2784b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhekstruct mwl8k_cmd_bss_start { 2785b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek struct mwl8k_cmd_pkt header; 2786b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek __le32 enable; 2787b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek} __attribute__((packed)); 2788b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2789b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhekstatic int mwl8k_cmd_bss_start(struct ieee80211_hw *hw, int enable) 2790b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek{ 2791b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek struct mwl8k_cmd_bss_start *cmd; 2792b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek int rc; 2793b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2794b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2795b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (cmd == NULL) 2796b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek return -ENOMEM; 2797b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2798b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_BSS_START); 2799b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2800b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek cmd->enable = cpu_to_le32(enable); 2801b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2802b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2803b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek kfree(cmd); 2804b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2805b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek return rc; 2806b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek} 2807b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2808b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek/* 28093f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek * CMD_SET_NEW_STN. 28103f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek */ 28113f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhekstruct mwl8k_cmd_set_new_stn { 28123f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek struct mwl8k_cmd_pkt header; 28133f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __le16 aid; 28143f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __u8 mac_addr[6]; 28153f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __le16 stn_id; 28163f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __le16 action; 28173f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __le16 rsvd; 28183f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __le32 legacy_rates; 28193f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __u8 ht_rates[4]; 28203f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __le16 cap_info; 28213f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __le16 ht_capabilities_info; 28223f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __u8 mac_ht_param_info; 28233f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __u8 rev; 28243f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __u8 control_channel; 28253f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __u8 add_channel; 28263f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __le16 op_mode; 28273f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __le16 stbc; 28283f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __u8 add_qos_info; 28293f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __u8 is_qos_sta; 28303f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek __le32 fw_sta_ptr; 28313f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek} __attribute__((packed)); 28323f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 28333f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek#define MWL8K_STA_ACTION_ADD 0 28343f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek#define MWL8K_STA_ACTION_REMOVE 2 28353f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 28363f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhekstatic int mwl8k_cmd_set_new_stn_add(struct ieee80211_hw *hw, 28373f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek struct ieee80211_vif *vif, 28383f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek struct ieee80211_sta *sta) 28393f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek{ 28403f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek struct mwl8k_cmd_set_new_stn *cmd; 28418707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek u32 rates; 28423f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek int rc; 28433f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 28443f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 28453f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek if (cmd == NULL) 28463f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek return -ENOMEM; 28473f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 28483f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_NEW_STN); 28493f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 28503f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->aid = cpu_to_le16(sta->aid); 28513f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek memcpy(cmd->mac_addr, sta->addr, ETH_ALEN); 28523f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->stn_id = cpu_to_le16(sta->aid); 28533f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->action = cpu_to_le16(MWL8K_STA_ACTION_ADD); 28548707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek if (hw->conf.channel->band == IEEE80211_BAND_2GHZ) 28558707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek rates = sta->supp_rates[IEEE80211_BAND_2GHZ]; 28568707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek else 28578707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek rates = sta->supp_rates[IEEE80211_BAND_5GHZ] << 5; 28588707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek cmd->legacy_rates = cpu_to_le32(rates); 28593f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek if (sta->ht_cap.ht_supported) { 28603f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->ht_rates[0] = sta->ht_cap.mcs.rx_mask[0]; 28613f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->ht_rates[1] = sta->ht_cap.mcs.rx_mask[1]; 28623f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->ht_rates[2] = sta->ht_cap.mcs.rx_mask[2]; 28633f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->ht_rates[3] = sta->ht_cap.mcs.rx_mask[3]; 28643f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->ht_capabilities_info = cpu_to_le16(sta->ht_cap.cap); 28653f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->mac_ht_param_info = (sta->ht_cap.ampdu_factor & 3) | 28663f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek ((sta->ht_cap.ampdu_density & 7) << 2); 28673f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->is_qos_sta = 1; 28683f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek } 28693f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 28703f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 28713f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek kfree(cmd); 28723f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 28733f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek return rc; 28743f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek} 28753f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 2876b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhekstatic int mwl8k_cmd_set_new_stn_add_self(struct ieee80211_hw *hw, 2877b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek struct ieee80211_vif *vif) 2878b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek{ 2879b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek struct mwl8k_cmd_set_new_stn *cmd; 2880b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek int rc; 2881b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2882b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2883b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (cmd == NULL) 2884b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek return -ENOMEM; 2885b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2886b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_NEW_STN); 2887b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2888b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek memcpy(cmd->mac_addr, vif->addr, ETH_ALEN); 2889b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2890b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2891b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek kfree(cmd); 2892b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 2893b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek return rc; 2894b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek} 2895b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 28963f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhekstatic int mwl8k_cmd_set_new_stn_del(struct ieee80211_hw *hw, 28973f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek struct ieee80211_vif *vif, u8 *addr) 28983f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek{ 28993f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek struct mwl8k_cmd_set_new_stn *cmd; 29003f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek int rc; 29013f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 29023f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 29033f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek if (cmd == NULL) 29043f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek return -ENOMEM; 29053f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 29063f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_NEW_STN); 29073f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 29083f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek memcpy(cmd->mac_addr, addr, ETH_ALEN); 29093f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek cmd->action = cpu_to_le16(MWL8K_STA_ACTION_REMOVE); 29103f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 29113f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 29123f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek kfree(cmd); 29133f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 29143f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek return rc; 29153f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek} 29163f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 29173f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek/* 291855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek * CMD_UPDATE_STADB. 291955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek */ 292025d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhekstruct ewc_ht_info { 292125d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __le16 control1; 292225d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __le16 control2; 292325d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __le16 control3; 292425d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek} __attribute__((packed)); 292525d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek 292625d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhekstruct peer_capability_info { 292725d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek /* Peer type - AP vs. STA. */ 292825d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __u8 peer_type; 292925d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek 293025d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek /* Basic 802.11 capabilities from assoc resp. */ 293125d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __le16 basic_caps; 293225d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek 293325d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek /* Set if peer supports 802.11n high throughput (HT). */ 293425d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __u8 ht_support; 293525d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek 293625d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek /* Valid if HT is supported. */ 293725d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __le16 ht_caps; 293825d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __u8 extended_ht_caps; 293925d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek struct ewc_ht_info ewc_info; 294025d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek 294125d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek /* Legacy rate table. Intersection of our rates and peer rates. */ 294225d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __u8 legacy_rates[12]; 294325d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek 294425d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek /* HT rate table. Intersection of our rates and peer rates. */ 294525d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __u8 ht_rates[16]; 294625d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __u8 pad[16]; 294725d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek 294825d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek /* If set, interoperability mode, no proprietary extensions. */ 294925d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __u8 interop; 295025d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __u8 pad2; 295125d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __u8 station_id; 295225d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek __le16 amsdu_enabled; 295325d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek} __attribute__((packed)); 295425d81b1e1a0cca41a71a08468a7d3a4c751c8565Lennert Buytenhek 295555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhekstruct mwl8k_cmd_update_stadb { 295655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_pkt header; 295755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 295855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek /* See STADB_ACTION_TYPE */ 295955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le32 action; 296055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 296155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek /* Peer MAC address */ 296255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __u8 peer_addr[ETH_ALEN]; 296355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 296455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek __le32 reserved; 296555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 296655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek /* Peer info - valid during add/update. */ 296755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct peer_capability_info peer_info; 296855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek} __attribute__((packed)); 296955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 2970a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek#define MWL8K_STA_DB_MODIFY_ENTRY 1 2971a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek#define MWL8K_STA_DB_DEL_ENTRY 2 2972a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek 2973a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek/* Peer Entry flags - used to define the type of the peer node */ 2974a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek#define MWL8K_PEER_TYPE_ACCESSPOINT 2 2975a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek 2976a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhekstatic int mwl8k_cmd_update_stadb_add(struct ieee80211_hw *hw, 2977c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek struct ieee80211_vif *vif, 297813935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek struct ieee80211_sta *sta) 297955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek{ 298055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek struct mwl8k_cmd_update_stadb *cmd; 2981a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek struct peer_capability_info *p; 29828707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek u32 rates; 298355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek int rc; 298455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 298555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 298655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (cmd == NULL) 298755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return -ENOMEM; 298855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 298955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_UPDATE_STADB); 299055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2991a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek cmd->action = cpu_to_le32(MWL8K_STA_DB_MODIFY_ENTRY); 299213935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek memcpy(cmd->peer_addr, sta->addr, ETH_ALEN); 299355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 2994a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek p = &cmd->peer_info; 2995a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek p->peer_type = MWL8K_PEER_TYPE_ACCESSPOINT; 2996a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek p->basic_caps = cpu_to_le16(vif->bss_conf.assoc_capability); 299713935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek p->ht_support = sta->ht_cap.ht_supported; 299813935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek p->ht_caps = sta->ht_cap.cap; 299913935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek p->extended_ht_caps = (sta->ht_cap.ampdu_factor & 3) | 300013935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek ((sta->ht_cap.ampdu_density & 7) << 2); 30018707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek if (hw->conf.channel->band == IEEE80211_BAND_2GHZ) 30028707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek rates = sta->supp_rates[IEEE80211_BAND_2GHZ]; 30038707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek else 30048707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek rates = sta->supp_rates[IEEE80211_BAND_5GHZ] << 5; 30058707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek legacy_rate_mask_to_array(p->legacy_rates, rates); 300613935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek memcpy(p->ht_rates, sta->ht_cap.mcs.rx_mask, 16); 3007a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek p->interop = 1; 3008a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek p->amsdu_enabled = 0; 3009a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek 3010a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 3011a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek kfree(cmd); 3012a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek 3013a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek return rc ? rc : p->station_id; 3014a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek} 3015a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek 3016a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhekstatic int mwl8k_cmd_update_stadb_del(struct ieee80211_hw *hw, 3017a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek struct ieee80211_vif *vif, u8 *addr) 3018a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek{ 3019a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek struct mwl8k_cmd_update_stadb *cmd; 3020a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek int rc; 3021a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek 3022a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 3023a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek if (cmd == NULL) 3024a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek return -ENOMEM; 3025a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek 3026a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_UPDATE_STADB); 3027a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 3028a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek cmd->action = cpu_to_le32(MWL8K_STA_DB_DEL_ENTRY); 3029bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek memcpy(cmd->peer_addr, addr, ETH_ALEN); 303055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 3031a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 303255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek kfree(cmd); 303355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 303455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return rc; 303555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek} 303655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek 3037a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3038a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 3039a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Interrupt handling. 3040a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 3041a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic irqreturn_t mwl8k_interrupt(int irq, void *dev_id) 3042a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3043a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hw *hw = dev_id; 3044a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3045a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 status; 3046a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3047a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek status = ioread32(priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS); 3048a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!status) 3049a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return IRQ_NONE; 3050a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 30511e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek if (status & MWL8K_A2H_INT_TX_DONE) { 30521e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek status &= ~MWL8K_A2H_INT_TX_DONE; 30531e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek tasklet_schedule(&priv->poll_tx_task); 30541e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek } 30551e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek 3056a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_A2H_INT_RX_READY) { 305767e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek status &= ~MWL8K_A2H_INT_RX_READY; 305867e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek tasklet_schedule(&priv->poll_rx_task); 3059a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3060a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 306167e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek if (status) 306267e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek iowrite32(~status, priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS); 306367e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek 3064a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_A2H_INT_OPC_DONE) { 3065618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (priv->hostcmd_wait != NULL) 3066a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek complete(priv->hostcmd_wait); 3067a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3068a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3069a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_A2H_INT_QUEUE_EMPTY) { 3070618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (!mutex_is_locked(&priv->fw_mutex) && 307188de754ad59025eba797e7a8375807755577f450Lennert Buytenhek priv->radio_on && priv->pending_tx_pkts) 3072618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mwl8k_tx_start(priv); 3073a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3074a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3075a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return IRQ_HANDLED; 3076a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3077a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 30781e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhekstatic void mwl8k_tx_poll(unsigned long data) 30791e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek{ 30801e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek struct ieee80211_hw *hw = (struct ieee80211_hw *)data; 30811e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 30821e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek int limit; 30831e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek int i; 30841e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek 30851e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek limit = 32; 30861e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek 30871e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek spin_lock_bh(&priv->tx_lock); 30881e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek 30891e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 30901e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek limit -= mwl8k_txq_reclaim(hw, i, limit, 0); 30911e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek 30921e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek if (!priv->pending_tx_pkts && priv->tx_wait != NULL) { 30931e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek complete(priv->tx_wait); 30941e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek priv->tx_wait = NULL; 30951e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek } 30961e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek 30971e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek spin_unlock_bh(&priv->tx_lock); 30981e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek 30991e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek if (limit) { 31001e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek writel(~MWL8K_A2H_INT_TX_DONE, 31011e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS); 31021e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek } else { 31031e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek tasklet_schedule(&priv->poll_tx_task); 31041e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek } 31051e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek} 31061e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek 310767e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhekstatic void mwl8k_rx_poll(unsigned long data) 310867e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek{ 310967e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek struct ieee80211_hw *hw = (struct ieee80211_hw *)data; 311067e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 311167e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek int limit; 311267e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek 311367e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek limit = 32; 311467e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek limit -= rxq_process(hw, 0, limit); 311567e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek limit -= rxq_refill(hw, 0, limit); 311667e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek 311767e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek if (limit) { 311867e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek writel(~MWL8K_A2H_INT_RX_READY, 311967e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS); 312067e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek } else { 312167e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek tasklet_schedule(&priv->poll_rx_task); 312267e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek } 312367e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek} 312467e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek 3125a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3126a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 3127a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Core driver operations. 3128a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 3129a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_tx(struct ieee80211_hw *hw, struct sk_buff *skb) 3130a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3131a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3132a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int index = skb_get_queue_mapping(skb); 3133a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 3134a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 31359189c10087a738c764046fa27651d332594cd8e6Lennert Buytenhek if (!priv->radio_on) { 3136a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_DEBUG "%s: dropped TX frame since radio " 3137c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek "disabled\n", wiphy_name(hw->wiphy)); 3138a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dev_kfree_skb(skb); 3139a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return NETDEV_TX_OK; 3140a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3141a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3142a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_txq_xmit(hw, index, skb); 3143a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3144a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 3145a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3146a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3147a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_start(struct ieee80211_hw *hw) 3148a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3149a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3150a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 3151a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3152a0607fd3a25ba1848a63a0d925e36d914735ab47Joe Perches rc = request_irq(priv->pdev->irq, mwl8k_interrupt, 3153a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek IRQF_SHARED, MWL8K_NAME, hw); 3154a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3155a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to register IRQ handler\n", 3156c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 31572ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek return -EIO; 3158a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3159a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 316067e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek /* Enable TX reclaim and RX tasklets. */ 31611e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek tasklet_enable(&priv->poll_tx_task); 316267e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek tasklet_enable(&priv->poll_rx_task); 31632ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek 3164a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Enable interrupts */ 3165c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek iowrite32(MWL8K_A2H_EVENTS, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 3166a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 31672ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek rc = mwl8k_fw_lock(hw); 31682ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek if (!rc) { 316955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_radio_enable(hw); 3170a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 31715e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek if (!priv->ap_fw) { 31725e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek if (!rc) 317355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_enable_sniffer(hw, 0); 3174a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 31755e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek if (!rc) 31765e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek rc = mwl8k_cmd_set_pre_scan(hw); 31775e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek 31785e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek if (!rc) 31795e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek rc = mwl8k_cmd_set_post_scan(hw, 31805e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek "\x00\x00\x00\x00\x00\x00"); 31815e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek } 31822ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek 31832ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek if (!rc) 318455489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_set_rateadapt_mode(hw, 0); 3185a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 31862ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek if (!rc) 318755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_set_wmm_mode(hw, 0); 3188a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 31892ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek mwl8k_fw_unlock(hw); 31902ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek } 31912ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek 31922ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek if (rc) { 31932ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 31942ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek free_irq(priv->pdev->irq, hw); 31951e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek tasklet_disable(&priv->poll_tx_task); 319667e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek tasklet_disable(&priv->poll_rx_task); 31972ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek } 3198a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3199a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 3200a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3201a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3202a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_stop(struct ieee80211_hw *hw) 3203a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3204a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3205a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 3206a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 320755489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek mwl8k_cmd_radio_disable(hw); 3208a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3209a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_stop_queues(hw); 3210a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3211a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Disable interrupts */ 3212a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 3213a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek free_irq(priv->pdev->irq, hw); 3214a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3215a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Stop finalize join worker */ 3216a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cancel_work_sync(&priv->finalize_join_worker); 3217a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->beacon_skb != NULL) 3218a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dev_kfree_skb(priv->beacon_skb); 3219a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 322067e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek /* Stop TX reclaim and RX tasklets. */ 32211e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek tasklet_disable(&priv->poll_tx_task); 322267e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek tasklet_disable(&priv->poll_rx_task); 3223a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3224a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Return all skbs to mac80211 */ 3225a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 3226efb7c49a68cf206f35793d7799608e1d69a209f9Lennert Buytenhek mwl8k_txq_reclaim(hw, i, INT_MAX, 1); 3227a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3228a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3229a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_add_interface(struct ieee80211_hw *hw, 32301ed32e4fc8cfc9656cc1101e7f9617d485fcbe7bJohannes Berg struct ieee80211_vif *vif) 3231a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3232a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3233a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_vif *mwl8k_vif; 3234a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3235a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 3236a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * We only support one active interface at a time. 3237a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 3238a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->vif != NULL) 3239a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -EBUSY; 3240a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3241a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 3242a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * Reject interface creation if sniffer mode is active, as 3243a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * STA operation is mutually exclusive with hardware sniffer 3244b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek * mode. (Sniffer mode is only used on STA firmware.) 3245a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek */ 3246a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (priv->sniffer_enabled) { 3247a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek printk(KERN_INFO "%s: unable to create STA " 3248a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek "interface due to sniffer mode being enabled\n", 3249a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek wiphy_name(hw->wiphy)); 3250a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return -EINVAL; 3251a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 3252a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3253c2c2b12a8b6cd23d4abbc086642647c656bf406cLennert Buytenhek /* Set the mac address. */ 3254c2c2b12a8b6cd23d4abbc086642647c656bf406cLennert Buytenhek mwl8k_cmd_set_mac_addr(hw, vif->addr); 3255c2c2b12a8b6cd23d4abbc086642647c656bf406cLennert Buytenhek 3256b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (priv->ap_fw) 3257b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek mwl8k_cmd_set_new_stn_add_self(hw, vif); 3258b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 3259a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Clean out driver private area */ 32601ed32e4fc8cfc9656cc1101e7f9617d485fcbe7bJohannes Berg mwl8k_vif = MWL8K_VIF(vif); 3261a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memset(mwl8k_vif, 0, sizeof(*mwl8k_vif)); 3262a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3263a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set Initial sequence number to zero */ 3264a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_vif->seqno = 0; 3265a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 32661ed32e4fc8cfc9656cc1101e7f9617d485fcbe7bJohannes Berg priv->vif = vif; 3267a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3268a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 3269a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3270a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3271a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_remove_interface(struct ieee80211_hw *hw, 32721ed32e4fc8cfc9656cc1101e7f9617d485fcbe7bJohannes Berg struct ieee80211_vif *vif) 3273a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3274a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3275a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3276b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (priv->ap_fw) 3277b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek mwl8k_cmd_set_new_stn_del(hw, vif, vif->addr); 3278b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 327955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek mwl8k_cmd_set_mac_addr(hw, "\x00\x00\x00\x00\x00\x00"); 328032060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 3281a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->vif = NULL; 3282a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3283a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3284ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhekstatic int mwl8k_config(struct ieee80211_hw *hw, u32 changed) 3285a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3286a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_conf *conf = &hw->conf; 3287a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3288ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek int rc; 3289a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 32907595d67a06466cc00e3aae1b86544278b57481eeLennert Buytenhek if (conf->flags & IEEE80211_CONF_IDLE) { 329155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek mwl8k_cmd_radio_disable(hw); 3292ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek return 0; 32937595d67a06466cc00e3aae1b86544278b57481eeLennert Buytenhek } 32947595d67a06466cc00e3aae1b86544278b57481eeLennert Buytenhek 3295ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek rc = mwl8k_fw_lock(hw); 3296ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek if (rc) 3297ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek return rc; 3298a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 329955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_radio_enable(hw); 3300ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek if (rc) 3301ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek goto out; 3302a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3303610677d2f0415570a7590790e8be376a946cd08bLennert Buytenhek rc = mwl8k_cmd_set_rf_channel(hw, conf); 3304ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek if (rc) 3305ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek goto out; 3306ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek 3307a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (conf->power_level > 18) 3308a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek conf->power_level = 18; 330955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_rf_tx_power(hw, conf->power_level); 3310ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek if (rc) 3311ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek goto out; 3312a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 331308b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek if (priv->ap_fw) { 331408b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek rc = mwl8k_cmd_rf_antenna(hw, MWL8K_RF_ANTENNA_RX, 0x7); 331508b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek if (!rc) 331608b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek rc = mwl8k_cmd_rf_antenna(hw, MWL8K_RF_ANTENNA_TX, 0x7); 331708b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek } else { 331808b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek rc = mwl8k_cmd_mimo_config(hw, 0x7, 0x7); 331908b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek } 3320a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3321ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhekout: 3322ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek mwl8k_fw_unlock(hw); 3323a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3324ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek return rc; 3325a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3326a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3327b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhekstatic void 3328b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhekmwl8k_bss_info_changed_sta(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 3329b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek struct ieee80211_bss_conf *info, u32 changed) 3330a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3331a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3332c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek u32 ap_legacy_rates; 333313935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek u8 ap_mcs_rates[16]; 33343a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek int rc; 33353a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek 3336c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek if (mwl8k_fw_lock(hw)) 33373a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek return; 3338a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3339c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek /* 3340c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek * No need to capture a beacon if we're no longer associated. 3341c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek */ 3342c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek if ((changed & BSS_CHANGED_ASSOC) && !vif->bss_conf.assoc) 3343c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek priv->capture_beacon = false; 33443a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek 3345c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek /* 334613935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek * Get the AP's legacy and MCS rates. 3347c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek */ 33487dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek if (vif->bss_conf.assoc) { 3349c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek struct ieee80211_sta *ap; 3350c97470dd253831e880c72ea5d022ed7f3aee45c3Lennert Buytenhek 3351c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek rcu_read_lock(); 3352c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek 3353c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek ap = ieee80211_find_sta(vif, vif->bss_conf.bssid); 3354c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek if (ap == NULL) { 3355c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek rcu_read_unlock(); 3356c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek goto out; 3357c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek } 3358c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek 33598707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek if (hw->conf.channel->band == IEEE80211_BAND_2GHZ) { 33608707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek ap_legacy_rates = ap->supp_rates[IEEE80211_BAND_2GHZ]; 33618707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek } else { 33628707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek ap_legacy_rates = 33638707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek ap->supp_rates[IEEE80211_BAND_5GHZ] << 5; 33648707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek } 336513935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek memcpy(ap_mcs_rates, ap->ht_cap.mcs.rx_mask, 16); 3366c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek 3367c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek rcu_read_unlock(); 3368c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek } 3369c6e9601071173fed2a77f9c435c41f3b33d1018fLennert Buytenhek 3370c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek if ((changed & BSS_CHANGED_ASSOC) && vif->bss_conf.assoc) { 337113935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek rc = mwl8k_cmd_set_rate(hw, vif, ap_legacy_rates, ap_mcs_rates); 33723a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 33733a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 3374a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3375b71ed2c6ce8b5c3782ed70d67dc9adbd7ed07684Lennert Buytenhek rc = mwl8k_cmd_use_fixed_rate_sta(hw); 33763a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 33773a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 3378c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek } 3379a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3380c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek if (changed & BSS_CHANGED_ERP_PREAMBLE) { 33817dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek rc = mwl8k_set_radio_preamble(hw, 33827dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek vif->bss_conf.use_short_preamble); 33833a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 33843a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 3385c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek } 3386a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3387c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek if (changed & BSS_CHANGED_ERP_SLOT) { 33887dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek rc = mwl8k_cmd_set_slot(hw, vif->bss_conf.use_short_slot); 33893a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 33903a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 3391c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek } 3392a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3393c97470dd253831e880c72ea5d022ed7f3aee45c3Lennert Buytenhek if (vif->bss_conf.assoc && 3394c97470dd253831e880c72ea5d022ed7f3aee45c3Lennert Buytenhek (changed & (BSS_CHANGED_ASSOC | BSS_CHANGED_ERP_CTS_PROT | 3395c97470dd253831e880c72ea5d022ed7f3aee45c3Lennert Buytenhek BSS_CHANGED_HT))) { 3396c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek rc = mwl8k_cmd_set_aid(hw, vif, ap_legacy_rates); 33973a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 33983a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 3399c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek } 3400a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3401c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek if (vif->bss_conf.assoc && 3402c3cbbe8a5cd2886e13e9c93e059d9761f3715665Lennert Buytenhek (changed & (BSS_CHANGED_ASSOC | BSS_CHANGED_BEACON_INT))) { 3403a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 3404a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Finalize the join. Tell rx handler to process 3405a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * next beacon from our BSSID. 3406a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 34070a11dfc36604d9b24deda17461b7ea69851846aaLennert Buytenhek memcpy(priv->capture_bssid, vif->bss_conf.bssid, ETH_ALEN); 3408a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->capture_beacon = true; 3409a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3410a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 34113a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhekout: 34123a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek mwl8k_fw_unlock(hw); 3413a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3414a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3415b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhekstatic void 3416b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhekmwl8k_bss_info_changed_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 3417b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek struct ieee80211_bss_conf *info, u32 changed) 3418b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek{ 3419b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek int rc; 3420b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 3421b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (mwl8k_fw_lock(hw)) 3422b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek return; 3423b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 3424b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (changed & BSS_CHANGED_ERP_PREAMBLE) { 3425b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek rc = mwl8k_set_radio_preamble(hw, 3426b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek vif->bss_conf.use_short_preamble); 3427b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (rc) 3428b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek goto out; 3429b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek } 3430b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 3431b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (changed & BSS_CHANGED_BASIC_RATES) { 3432b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek int idx; 3433b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek int rate; 3434b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 3435b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek /* 3436b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek * Use lowest supported basic rate for multicasts 3437b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek * and management frames (such as probe responses -- 3438b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek * beacons will always go out at 1 Mb/s). 3439b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek */ 3440b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek idx = ffs(vif->bss_conf.basic_rates); 34418707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek if (idx) 34428707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek idx--; 34438707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek 34448707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek if (hw->conf.channel->band == IEEE80211_BAND_2GHZ) 34458707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek rate = mwl8k_rates_24[idx].hw_value; 34468707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek else 34478707d0262585423cdc053bf8db0912e53915e5e4Lennert Buytenhek rate = mwl8k_rates_50[idx].hw_value; 3448b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 3449b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek mwl8k_cmd_use_fixed_rate_ap(hw, rate, rate); 3450b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek } 3451b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 3452b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (changed & (BSS_CHANGED_BEACON_INT | BSS_CHANGED_BEACON)) { 3453b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek struct sk_buff *skb; 3454b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 3455b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek skb = ieee80211_beacon_get(hw, vif); 3456b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (skb != NULL) { 3457b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek mwl8k_cmd_set_beacon(hw, skb->data, skb->len); 3458b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek kfree_skb(skb); 3459b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek } 3460b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek } 3461b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 3462b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (changed & BSS_CHANGED_BEACON_ENABLED) 3463b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek mwl8k_cmd_bss_start(hw, info->enable_beacon); 3464b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 3465b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhekout: 3466b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek mwl8k_fw_unlock(hw); 3467b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek} 3468b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 3469b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhekstatic void 3470b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhekmwl8k_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 3471b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek struct ieee80211_bss_conf *info, u32 changed) 3472b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek{ 3473b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3474b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 3475b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek if (!priv->ap_fw) 3476b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek mwl8k_bss_info_changed_sta(hw, vif, info, changed); 3477b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek else 3478b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek mwl8k_bss_info_changed_ap(hw, vif, info, changed); 3479b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek} 3480b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 3481e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhekstatic u64 mwl8k_prepare_multicast(struct ieee80211_hw *hw, 3482e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek int mc_count, struct dev_addr_list *mclist) 3483e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek{ 3484e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek struct mwl8k_cmd_pkt *cmd; 3485e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 3486447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek /* 3487447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * Synthesize and return a command packet that programs the 3488447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * hardware multicast address filter. At this point we don't 3489447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * know whether FIF_ALLMULTI is being requested, but if it is, 3490447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * we'll end up throwing this packet away and creating a new 3491447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * one in mwl8k_configure_filter(). 3492447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek */ 3493447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek cmd = __mwl8k_cmd_mac_multicast_adr(hw, 0, mc_count, mclist); 3494e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 3495e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek return (unsigned long)cmd; 3496e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek} 3497e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 3498a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhekstatic int 3499a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhekmwl8k_configure_filter_sniffer(struct ieee80211_hw *hw, 3500a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek unsigned int changed_flags, 3501a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek unsigned int *total_flags) 3502a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek{ 3503a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3504a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3505a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek /* 3506a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * Hardware sniffer mode is mutually exclusive with STA 3507a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * operation, so refuse to enable sniffer mode if a STA 3508a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * interface is active. 3509a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek */ 3510a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (priv->vif != NULL) { 3511a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (net_ratelimit()) 3512a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek printk(KERN_INFO "%s: not enabling sniffer " 3513a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek "mode because STA interface is active\n", 3514a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek wiphy_name(hw->wiphy)); 3515a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return 0; 3516a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 3517a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3518a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (!priv->sniffer_enabled) { 351955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek if (mwl8k_cmd_enable_sniffer(hw, 1)) 3520a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return 0; 3521a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek priv->sniffer_enabled = true; 3522a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 3523a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3524a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek *total_flags &= FIF_PROMISC_IN_BSS | FIF_ALLMULTI | 3525a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek FIF_BCN_PRBRESP_PROMISC | FIF_CONTROL | 3526a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek FIF_OTHER_BSS; 3527a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3528a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return 1; 3529a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek} 3530a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3531e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhekstatic void mwl8k_configure_filter(struct ieee80211_hw *hw, 3532e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek unsigned int changed_flags, 3533e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek unsigned int *total_flags, 3534e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek u64 multicast) 3535e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek{ 3536e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3537a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek struct mwl8k_cmd_pkt *cmd = (void *)(unsigned long)multicast; 3538a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3539a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek /* 3540c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek * AP firmware doesn't allow fine-grained control over 3541c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek * the receive filter. 3542c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek */ 3543c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek if (priv->ap_fw) { 3544c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek *total_flags &= FIF_ALLMULTI | FIF_BCN_PRBRESP_PROMISC; 3545c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek kfree(cmd); 3546c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek return; 3547c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek } 3548c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek 3549c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek /* 3550a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * Enable hardware sniffer mode if FIF_CONTROL or 3551a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * FIF_OTHER_BSS is requested. 3552a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek */ 3553a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (*total_flags & (FIF_CONTROL | FIF_OTHER_BSS) && 3554a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek mwl8k_configure_filter_sniffer(hw, changed_flags, total_flags)) { 3555a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek kfree(cmd); 3556a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return; 3557a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 3558a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3559e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek /* Clear unsupported feature flags */ 3560447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek *total_flags &= FIF_ALLMULTI | FIF_BCN_PRBRESP_PROMISC; 3561a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 356290852f7aed0f90d443efd7e0f9b82d8ac8186848Lennert Buytenhek if (mwl8k_fw_lock(hw)) { 356390852f7aed0f90d443efd7e0f9b82d8ac8186848Lennert Buytenhek kfree(cmd); 3564e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek return; 356590852f7aed0f90d443efd7e0f9b82d8ac8186848Lennert Buytenhek } 3566a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3567a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (priv->sniffer_enabled) { 356855489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek mwl8k_cmd_enable_sniffer(hw, 0); 3569a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek priv->sniffer_enabled = false; 3570a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 3571a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3572e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek if (changed_flags & FIF_BCN_PRBRESP_PROMISC) { 357377165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek if (*total_flags & FIF_BCN_PRBRESP_PROMISC) { 357477165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek /* 357577165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * Disable the BSS filter. 357677165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek */ 3577e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek mwl8k_cmd_set_pre_scan(hw); 357877165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek } else { 35790a11dfc36604d9b24deda17461b7ea69851846aaLennert Buytenhek const u8 *bssid; 3580a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek 358177165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek /* 358277165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * Enable the BSS filter. 358377165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * 358477165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * If there is an active STA interface, use that 358577165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * interface's BSSID, otherwise use a dummy one 358677165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * (where the OUI part needs to be nonzero for 358777165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * the BSSID to be accepted by POST_SCAN). 358877165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek */ 358977165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek bssid = "\x01\x00\x00\x00\x00\x00"; 3590a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek if (priv->vif != NULL) 35910a11dfc36604d9b24deda17461b7ea69851846aaLennert Buytenhek bssid = priv->vif->bss_conf.bssid; 3592a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek 3593e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek mwl8k_cmd_set_post_scan(hw, bssid); 3594a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3595a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3596a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3597447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek /* 3598447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * If FIF_ALLMULTI is being requested, throw away the command 3599447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * packet that ->prepare_multicast() built and replace it with 3600447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * a command packet that enables reception of all multicast 3601447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * packets. 3602447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek */ 3603447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek if (*total_flags & FIF_ALLMULTI) { 3604447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek kfree(cmd); 3605447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek cmd = __mwl8k_cmd_mac_multicast_adr(hw, 1, 0, NULL); 3606447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek } 3607447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek 3608447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek if (cmd != NULL) { 3609447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek mwl8k_post_cmd(hw, cmd); 3610447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek kfree(cmd); 3611e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek } 3612a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3613e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek mwl8k_fw_unlock(hw); 3614a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3615a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3616a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_set_rts_threshold(struct ieee80211_hw *hw, u32 value) 3617a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3618c2c2b12a8b6cd23d4abbc086642647c656bf406cLennert Buytenhek return mwl8k_cmd_set_rts_threshold(hw, value); 3619a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3620a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3621bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhekstruct mwl8k_sta_notify_item 3622bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek{ 3623bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek struct list_head list; 3624bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek struct ieee80211_vif *vif; 3625bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek enum sta_notify_cmd cmd; 362613935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek struct ieee80211_sta sta; 3627bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek}; 3628bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 36293f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhekstatic void 36303f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhekmwl8k_do_sta_notify(struct ieee80211_hw *hw, struct mwl8k_sta_notify_item *s) 36313f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek{ 36323f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 36333f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 36343f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek /* 36353f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek * STA firmware uses UPDATE_STADB, AP firmware uses SET_NEW_STN. 36363f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek */ 36373f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek if (!priv->ap_fw && s->cmd == STA_NOTIFY_ADD) { 36383f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek int rc; 36393f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 36403f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek rc = mwl8k_cmd_update_stadb_add(hw, s->vif, &s->sta); 36413f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek if (rc >= 0) { 36423f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek struct ieee80211_sta *sta; 36433f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 36443f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek rcu_read_lock(); 36453f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek sta = ieee80211_find_sta(s->vif, s->sta.addr); 36463f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek if (sta != NULL) 36473f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek MWL8K_STA(sta)->peer_id = rc; 36483f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek rcu_read_unlock(); 36493f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek } 36503f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek } else if (!priv->ap_fw && s->cmd == STA_NOTIFY_REMOVE) { 36513f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek mwl8k_cmd_update_stadb_del(hw, s->vif, s->sta.addr); 36523f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek } else if (priv->ap_fw && s->cmd == STA_NOTIFY_ADD) { 36533f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek mwl8k_cmd_set_new_stn_add(hw, s->vif, &s->sta); 36543f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek } else if (priv->ap_fw && s->cmd == STA_NOTIFY_REMOVE) { 36553f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek mwl8k_cmd_set_new_stn_del(hw, s->vif, s->sta.addr); 36563f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek } 36573f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek} 36583f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek 3659bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhekstatic void mwl8k_sta_notify_worker(struct work_struct *work) 3660bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek{ 3661bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek struct mwl8k_priv *priv = 3662bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek container_of(work, struct mwl8k_priv, sta_notify_worker); 3663a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek struct ieee80211_hw *hw = priv->hw; 3664bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 3665bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek spin_lock_bh(&priv->sta_notify_list_lock); 3666bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek while (!list_empty(&priv->sta_notify_list)) { 3667bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek struct mwl8k_sta_notify_item *s; 3668bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 3669bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek s = list_entry(priv->sta_notify_list.next, 3670bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek struct mwl8k_sta_notify_item, list); 3671bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek list_del(&s->list); 3672bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 3673bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek spin_unlock_bh(&priv->sta_notify_list_lock); 3674bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 36753f5610ff560aeaccf051a6f93f25535c219599a0Lennert Buytenhek mwl8k_do_sta_notify(hw, s); 3676bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek kfree(s); 3677bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 3678bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek spin_lock_bh(&priv->sta_notify_list_lock); 3679bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek } 3680bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek spin_unlock_bh(&priv->sta_notify_list_lock); 3681bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek} 3682bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 3683bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhekstatic void 3684bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhekmwl8k_sta_notify(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 3685bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek enum sta_notify_cmd cmd, struct ieee80211_sta *sta) 3686bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek{ 3687bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3688bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek struct mwl8k_sta_notify_item *s; 3689bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 3690bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek if (cmd != STA_NOTIFY_ADD && cmd != STA_NOTIFY_REMOVE) 3691bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek return; 3692bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 3693bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek s = kmalloc(sizeof(*s), GFP_ATOMIC); 3694bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek if (s != NULL) { 3695bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek s->vif = vif; 3696bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek s->cmd = cmd; 369713935e2cf39b124c9a2ff0349b294e0b1e2e3aefLennert Buytenhek s->sta = *sta; 3698bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 3699bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek spin_lock(&priv->sta_notify_list_lock); 3700bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek list_add_tail(&s->list, &priv->sta_notify_list); 3701bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek spin_unlock(&priv->sta_notify_list_lock); 3702bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 3703bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek ieee80211_queue_work(hw, &priv->sta_notify_worker); 3704bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek } 3705bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek} 3706bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 3707a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_conf_tx(struct ieee80211_hw *hw, u16 queue, 3708a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek const struct ieee80211_tx_queue_params *params) 3709a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 37103e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3711a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 3712a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 37133e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek rc = mwl8k_fw_lock(hw); 37143e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek if (!rc) { 37153e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek if (!priv->wmm_enabled) 371655489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_set_wmm_mode(hw, 1); 3717a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 37183e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek if (!rc) 371955489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_set_edca_params(hw, queue, 372055489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek params->cw_min, 372155489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek params->cw_max, 372255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek params->aifs, 372355489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek params->txop); 37243e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek 37253e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek mwl8k_fw_unlock(hw); 3726a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 37273e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek 3728a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 3729a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3730a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3731a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_get_tx_stats(struct ieee80211_hw *hw, 3732a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_tx_queue_stats *stats) 3733a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3734a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3735a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq; 3736a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int index; 3737a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3738a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_lock_bh(&priv->tx_lock); 3739a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (index = 0; index < MWL8K_TX_QUEUES; index++) { 3740a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek txq = priv->txq + index; 374145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memcpy(&stats[index], &txq->stats, 3742a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek sizeof(struct ieee80211_tx_queue_stats)); 3743a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3744a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_unlock_bh(&priv->tx_lock); 3745a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3746954ef509cc7d795ccd69fa2e01539297e9a003a0Lennert Buytenhek return 0; 3747a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3748a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3749a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_get_stats(struct ieee80211_hw *hw, 3750a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_low_level_stats *stats) 3751a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 375255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek return mwl8k_cmd_get_stat(hw, stats); 3753a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3754a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3755a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhekstatic int 3756a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhekmwl8k_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 3757a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek enum ieee80211_ampdu_mlme_action action, 3758a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek struct ieee80211_sta *sta, u16 tid, u16 *ssn) 3759a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek{ 3760a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek switch (action) { 3761a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek case IEEE80211_AMPDU_RX_START: 3762a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek case IEEE80211_AMPDU_RX_STOP: 3763a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek if (!(hw->flags & IEEE80211_HW_AMPDU_AGGREGATION)) 3764a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek return -ENOTSUPP; 3765a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek return 0; 3766a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek default: 3767a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek return -ENOTSUPP; 3768a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek } 3769a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek} 3770a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek 3771a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic const struct ieee80211_ops mwl8k_ops = { 3772a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .tx = mwl8k_tx, 3773a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .start = mwl8k_start, 3774a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .stop = mwl8k_stop, 3775a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .add_interface = mwl8k_add_interface, 3776a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .remove_interface = mwl8k_remove_interface, 3777a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .config = mwl8k_config, 3778a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .bss_info_changed = mwl8k_bss_info_changed, 37793ac64beecd27400d12cc7afb4108eef26c499f6aJohannes Berg .prepare_multicast = mwl8k_prepare_multicast, 3780a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .configure_filter = mwl8k_configure_filter, 3781a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .set_rts_threshold = mwl8k_set_rts_threshold, 3782bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek .sta_notify = mwl8k_sta_notify, 3783a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .conf_tx = mwl8k_conf_tx, 3784a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .get_tx_stats = mwl8k_get_tx_stats, 3785a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .get_stats = mwl8k_get_stats, 3786a2292d83b5dcb7f378956a124854d2b17fa53aa3Lennert Buytenhek .ampdu_action = mwl8k_ampdu_action, 3787a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 3788a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3789a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_finalize_join_worker(struct work_struct *work) 3790a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3791a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = 3792a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek container_of(work, struct mwl8k_priv, finalize_join_worker); 3793a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *skb = priv->beacon_skb; 3794a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 37957dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek mwl8k_cmd_finalize_join(priv->hw, skb->data, skb->len, 37967dc6a7a7635365b140af969e972900866d0bf34bLennert Buytenhek priv->vif->bss_conf.dtim_period); 3797a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dev_kfree_skb(skb); 3798a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3799a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->beacon_skb = NULL; 3800a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3801a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3802bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linvilleenum { 38039e1b17ead81e72d3db37b4cf15cde1f613603822Lennert Buytenhek MWL8363 = 0, 38049e1b17ead81e72d3db37b4cf15cde1f613603822Lennert Buytenhek MWL8687, 3805bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville MWL8366, 38066f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek}; 38076f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 3808bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linvillestatic struct mwl8k_device_info mwl8k_info_tbl[] __devinitdata = { 38099e1b17ead81e72d3db37b4cf15cde1f613603822Lennert Buytenhek [MWL8363] = { 38109e1b17ead81e72d3db37b4cf15cde1f613603822Lennert Buytenhek .part_name = "88w8363", 38119e1b17ead81e72d3db37b4cf15cde1f613603822Lennert Buytenhek .helper_image = "mwl8k/helper_8363.fw", 38129e1b17ead81e72d3db37b4cf15cde1f613603822Lennert Buytenhek .fw_image = "mwl8k/fmimage_8363.fw", 38139e1b17ead81e72d3db37b4cf15cde1f613603822Lennert Buytenhek }, 381449eb691c8f48a29adfdfbdeb82433f1f8cb6524dLennert Buytenhek [MWL8687] = { 3815bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .part_name = "88w8687", 3816bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .helper_image = "mwl8k/helper_8687.fw", 3817bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .fw_image = "mwl8k/fmimage_8687.fw", 3818bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville }, 381949eb691c8f48a29adfdfbdeb82433f1f8cb6524dLennert Buytenhek [MWL8366] = { 3820bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .part_name = "88w8366", 3821bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .helper_image = "mwl8k/helper_8366.fw", 3822bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .fw_image = "mwl8k/fmimage_8366.fw", 382389a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek .ap_rxd_ops = &rxd_8366_ap_ops, 3824bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville }, 382545a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek}; 382645a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek 3827c92d4edecf489dbcbb2e5dd3c513790e57e2ea0eLennert BuytenhekMODULE_FIRMWARE("mwl8k/helper_8363.fw"); 3828c92d4edecf489dbcbb2e5dd3c513790e57e2ea0eLennert BuytenhekMODULE_FIRMWARE("mwl8k/fmimage_8363.fw"); 3829c92d4edecf489dbcbb2e5dd3c513790e57e2ea0eLennert BuytenhekMODULE_FIRMWARE("mwl8k/helper_8687.fw"); 3830c92d4edecf489dbcbb2e5dd3c513790e57e2ea0eLennert BuytenhekMODULE_FIRMWARE("mwl8k/fmimage_8687.fw"); 3831c92d4edecf489dbcbb2e5dd3c513790e57e2ea0eLennert BuytenhekMODULE_FIRMWARE("mwl8k/helper_8366.fw"); 3832c92d4edecf489dbcbb2e5dd3c513790e57e2ea0eLennert BuytenhekMODULE_FIRMWARE("mwl8k/fmimage_8366.fw"); 3833c92d4edecf489dbcbb2e5dd3c513790e57e2ea0eLennert Buytenhek 383445a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhekstatic DEFINE_PCI_DEVICE_TABLE(mwl8k_pci_id_table) = { 38359e1b17ead81e72d3db37b4cf15cde1f613603822Lennert Buytenhek { PCI_VDEVICE(MARVELL, 0x2a0c), .driver_data = MWL8363, }, 38369e1b17ead81e72d3db37b4cf15cde1f613603822Lennert Buytenhek { PCI_VDEVICE(MARVELL, 0x2a24), .driver_data = MWL8363, }, 3837bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville { PCI_VDEVICE(MARVELL, 0x2a2b), .driver_data = MWL8687, }, 3838bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville { PCI_VDEVICE(MARVELL, 0x2a30), .driver_data = MWL8687, }, 3839bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville { PCI_VDEVICE(MARVELL, 0x2a40), .driver_data = MWL8366, }, 3840ca66527c60385dcec878ebd90749d1fdc43bc870Lennert Buytenhek { PCI_VDEVICE(MARVELL, 0x2a43), .driver_data = MWL8366, }, 3841bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville { }, 384245a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek}; 384345a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert BuytenhekMODULE_DEVICE_TABLE(pci, mwl8k_pci_id_table); 384445a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek 3845a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int __devinit mwl8k_probe(struct pci_dev *pdev, 3846a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek const struct pci_device_id *id) 3847a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 38482aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek static int printed_version = 0; 3849a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hw *hw; 3850a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv; 3851a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 3852a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 38532aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek 38542aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek if (!printed_version) { 38552aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek printk(KERN_INFO "%s version %s\n", MWL8K_DESC, MWL8K_VERSION); 38562aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek printed_version = 1; 38572aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek } 3858a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3859be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3860a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = pci_enable_device(pdev); 3861a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3862a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: Cannot enable new PCI device\n", 3863a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_NAME); 3864a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 3865a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3866a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3867a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = pci_request_regions(pdev, MWL8K_NAME); 3868a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3869a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: Cannot obtain PCI resources\n", 3870a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_NAME); 38713db95e50c8813d8ed04a1ec7cd7b77dba7c81c80Lennert Buytenhek goto err_disable_device; 3872a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3873a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3874a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_set_master(pdev); 3875a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3876be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3877a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw = ieee80211_alloc_hw(sizeof(*priv), &mwl8k_ops); 3878a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (hw == NULL) { 3879a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: ieee80211 alloc failed\n", MWL8K_NAME); 3880a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -ENOMEM; 3881a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_free_reg; 3882a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3883a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3884be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek SET_IEEE80211_DEV(hw, &pdev->dev); 3885be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek pci_set_drvdata(pdev, hw); 3886be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3887a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv = hw->priv; 3888a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->hw = hw; 3889a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->pdev = pdev; 3890bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville priv->device_info = &mwl8k_info_tbl[id->driver_data]; 3891a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3892a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 38935b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek priv->sram = pci_iomap(pdev, 0, 0x10000); 38945b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek if (priv->sram == NULL) { 38955b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek printk(KERN_ERR "%s: Cannot map device SRAM\n", 3896c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 3897a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_iounmap; 3898a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3899a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 39005b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek /* 39015b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek * If BAR0 is a 32 bit BAR, the register BAR will be BAR1. 39025b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek * If BAR0 is a 64 bit BAR, the register BAR will be BAR2. 39035b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek */ 39045b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek priv->regs = pci_iomap(pdev, 1, 0x10000); 39055b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek if (priv->regs == NULL) { 39065b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek priv->regs = pci_iomap(pdev, 2, 0x10000); 39075b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek if (priv->regs == NULL) { 39085b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek printk(KERN_ERR "%s: Cannot map device registers\n", 39095b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek wiphy_name(hw->wiphy)); 39105b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek goto err_iounmap; 39115b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek } 39125b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek } 39135b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek 3914be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3915be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek /* Reset firmware and hardware */ 3916be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek mwl8k_hw_reset(priv); 3917be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3918be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek /* Ask userland hotplug daemon for the device firmware */ 3919be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek rc = mwl8k_request_firmware(priv); 3920be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek if (rc) { 3921be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek printk(KERN_ERR "%s: Firmware files not found\n", 3922be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek wiphy_name(hw->wiphy)); 3923be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek goto err_stop_firmware; 3924be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek } 3925be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3926be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek /* Load firmware into hardware */ 3927be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek rc = mwl8k_load_firmware(hw); 3928be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek if (rc) { 3929be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek printk(KERN_ERR "%s: Cannot start firmware\n", 3930be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek wiphy_name(hw->wiphy)); 3931be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek goto err_stop_firmware; 3932be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek } 3933be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3934be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek /* Reclaim memory once firmware is successfully loaded */ 3935be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek mwl8k_release_firmware(priv); 3936be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3937be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 393891942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek if (priv->ap_fw) { 393989a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek priv->rxd_ops = priv->device_info->ap_rxd_ops; 394091942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek if (priv->rxd_ops == NULL) { 394191942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek printk(KERN_ERR "%s: Driver does not have AP " 394291942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek "firmware image support for this hardware\n", 394391942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek wiphy_name(hw->wiphy)); 394491942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek goto err_stop_firmware; 394591942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek } 394691942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek } else { 394789a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek priv->rxd_ops = &rxd_sta_ops; 394891942230689c1758685499e82e53769d5e7f32ebLennert Buytenhek } 3949be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3950be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek priv->sniffer_enabled = false; 3951be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek priv->wmm_enabled = false; 3952be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek priv->pending_tx_pkts = 0; 3953be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3954be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 3955a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 3956a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Extra headroom is the size of the required DMA header 3957a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * minus the size of the smallest 802.11 frame (CTS frame). 3958a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 3959a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw->extra_tx_headroom = 3960a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek sizeof(struct mwl8k_dma_data) - sizeof(struct ieee80211_cts); 3961a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3962a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw->channel_change_time = 10; 3963a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3964a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw->queues = MWL8K_TX_QUEUES; 3965a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3966a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set rssi and noise values to dBm */ 3967ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek hw->flags |= IEEE80211_HW_SIGNAL_DBM | IEEE80211_HW_NOISE_DBM; 3968a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw->vif_data_size = sizeof(struct mwl8k_vif); 3969a680400e8ac32adda81b5e2d7f23dfac63e064feLennert Buytenhek hw->sta_data_size = sizeof(struct mwl8k_sta); 3970a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->vif = NULL; 3971a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3972a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set default radio state and preamble */ 3973c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek priv->radio_on = 0; 397468ce38845c23443b15e374fb7362916c1231278eLennert Buytenhek priv->radio_short_preamble = 0; 3975a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3976bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek /* Station database handling */ 3977bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek INIT_WORK(&priv->sta_notify_worker, mwl8k_sta_notify_worker); 3978bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek spin_lock_init(&priv->sta_notify_list_lock); 3979bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek INIT_LIST_HEAD(&priv->sta_notify_list); 3980bbfd9128d3b4a80bea017ebdd47b31a80dc7eadfLennert Buytenhek 3981a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Finalize join worker */ 3982a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek INIT_WORK(&priv->finalize_join_worker, mwl8k_finalize_join_worker); 3983a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 398467e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek /* TX reclaim and RX tasklets. */ 39851e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek tasklet_init(&priv->poll_tx_task, mwl8k_tx_poll, (unsigned long)hw); 39861e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek tasklet_disable(&priv->poll_tx_task); 398767e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek tasklet_init(&priv->poll_rx_task, mwl8k_rx_poll, (unsigned long)hw); 398867e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek tasklet_disable(&priv->poll_rx_task); 3989a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3990a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Power management cookie */ 3991a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->cookie = pci_alloc_consistent(priv->pdev, 4, &priv->cookie_dma); 3992a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->cookie == NULL) 3993be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek goto err_stop_firmware; 3994a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3995a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_rxq_init(hw, 0); 3996a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 3997be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek goto err_free_cookie; 3998a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rxq_refill(hw, 0, INT_MAX); 3999a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4000618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mutex_init(&priv->fw_mutex); 4001618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_owner = NULL; 4002618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_depth = 0; 4003618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->hostcmd_wait = NULL; 4004618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 4005a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_lock_init(&priv->tx_lock); 4006a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 400788de754ad59025eba797e7a8375807755577f450Lennert Buytenhek priv->tx_wait = NULL; 400888de754ad59025eba797e7a8375807755577f450Lennert Buytenhek 4009a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) { 4010a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_txq_init(hw, i); 4011a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 4012a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_free_queues; 4013a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 4014a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4015a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS); 4016c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 401767e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek iowrite32(MWL8K_A2H_INT_TX_DONE | MWL8K_A2H_INT_RX_READY, 40181e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek priv->regs + MWL8K_HIU_A2H_INTERRUPT_CLEAR_SEL); 4019a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0xffffffff, priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS_MASK); 4020a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4021a0607fd3a25ba1848a63a0d925e36d914735ab47Joe Perches rc = request_irq(priv->pdev->irq, mwl8k_interrupt, 4022a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek IRQF_SHARED, MWL8K_NAME, hw); 4023a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 4024a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to register IRQ handler\n", 4025c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 4026a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_free_queues; 4027a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 4028a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4029a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 4030a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Temporarily enable interrupts. Initial firmware host 4031c2c2b12a8b6cd23d4abbc086642647c656bf406cLennert Buytenhek * commands use interrupts and avoid polling. Disable 4032a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * interrupts when done. 4033a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 4034c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek iowrite32(MWL8K_A2H_EVENTS, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 4035a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4036a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Get config data, mac addrs etc */ 403742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek if (priv->ap_fw) { 403842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek rc = mwl8k_cmd_get_hw_spec_ap(hw); 403942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek if (!rc) 404042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek rc = mwl8k_cmd_set_hw_spec(hw); 4041b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek 4042b64fe619e371fc17d8d686d6d44aef1b41317880Lennert Buytenhek hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_AP); 404342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek } else { 404442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek rc = mwl8k_cmd_get_hw_spec_sta(hw); 404589a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek 404689a91f4f4cdae92daf3693d4852ae4958abb6c58Lennert Buytenhek hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION); 404742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek } 4048a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 4049c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Cannot initialise firmware\n", 4050c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 4051be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek goto err_free_irq; 4052a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 4053a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4054a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Turn radio off */ 405555489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_radio_disable(hw); 4056a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 4057c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Cannot disable\n", wiphy_name(hw->wiphy)); 4058be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek goto err_free_irq; 4059a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 4060a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 406132060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek /* Clear MAC address */ 406255489b6ed6801a42636fc3d4594b77dda9c409f2Lennert Buytenhek rc = mwl8k_cmd_set_mac_addr(hw, "\x00\x00\x00\x00\x00\x00"); 406332060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek if (rc) { 406432060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek printk(KERN_ERR "%s: Cannot clear MAC address\n", 406532060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek wiphy_name(hw->wiphy)); 4066be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek goto err_free_irq; 406732060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek } 406832060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 4069a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Disable interrupts */ 4070a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 4071a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek free_irq(priv->pdev->irq, hw); 4072a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4073a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = ieee80211_register_hw(hw); 4074a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 4075c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Cannot register device\n", 4076c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 4077153458ff7ed5949cd5b07a2355a34aad9891ad98Lennert Buytenhek goto err_free_queues; 4078a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 4079a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4080eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek printk(KERN_INFO "%s: %s v%d, %pM, %s firmware %u.%u.%u.%u\n", 4081a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek wiphy_name(hw->wiphy), priv->device_info->part_name, 408245a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek priv->hw_rev, hw->wiphy->perm_addr, 4083eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek priv->ap_fw ? "AP" : "STA", 40842aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek (priv->fw_rev >> 24) & 0xff, (priv->fw_rev >> 16) & 0xff, 40852aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek (priv->fw_rev >> 8) & 0xff, priv->fw_rev & 0xff); 4086a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4087a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 4088a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4089a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekerr_free_irq: 4090a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 4091a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek free_irq(priv->pdev->irq, hw); 4092a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4093a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekerr_free_queues: 4094a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 4095a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_txq_deinit(hw, i); 4096a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_rxq_deinit(hw, 0); 4097a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4098be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhekerr_free_cookie: 4099a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->cookie != NULL) 4100a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_free_consistent(priv->pdev, 4, 4101a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->cookie, priv->cookie_dma); 4102a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4103be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhekerr_stop_firmware: 4104be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek mwl8k_hw_reset(priv); 4105be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek mwl8k_release_firmware(priv); 4106be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhek 4107be695fc4f0a7ff9c9f91d59536b029b781cfea62Lennert Buytenhekerr_iounmap: 4108a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->regs != NULL) 4109a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_iounmap(pdev, priv->regs); 4110a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 41115b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek if (priv->sram != NULL) 41125b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek pci_iounmap(pdev, priv->sram); 41135b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek 4114a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_set_drvdata(pdev, NULL); 4115a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_free_hw(hw); 4116a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4117a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekerr_free_reg: 4118a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_release_regions(pdev); 41193db95e50c8813d8ed04a1ec7cd7b77dba7c81c80Lennert Buytenhek 41203db95e50c8813d8ed04a1ec7cd7b77dba7c81c80Lennert Buytenhekerr_disable_device: 4121a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_disable_device(pdev); 4122a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4123a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 4124a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 4125a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4126230f7af0d8f6f2019e64920378b3b66e7d3e99a5Joerg Albertstatic void __devexit mwl8k_shutdown(struct pci_dev *pdev) 4127a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 4128a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "===>%s(%u)\n", __func__, __LINE__); 4129a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 4130a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4131230f7af0d8f6f2019e64920378b3b66e7d3e99a5Joerg Albertstatic void __devexit mwl8k_remove(struct pci_dev *pdev) 4132a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 4133a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hw *hw = pci_get_drvdata(pdev); 4134a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv; 4135a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 4136a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4137a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (hw == NULL) 4138a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return; 4139a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv = hw->priv; 4140a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4141a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_stop_queues(hw); 4142a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 414360aa569f9212a13382c29cc734f275dec0f55e0bLennert Buytenhek ieee80211_unregister_hw(hw); 414460aa569f9212a13382c29cc734f275dec0f55e0bLennert Buytenhek 414567e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek /* Remove TX reclaim and RX tasklets. */ 41461e9f9de3b17db3aa358f39d6932662324178350dLennert Buytenhek tasklet_kill(&priv->poll_tx_task); 414767e2eb27958cae758ccbc86443c360ec285acc3eLennert Buytenhek tasklet_kill(&priv->poll_rx_task); 4148a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4149a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Stop hardware */ 4150a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_hw_reset(priv); 4151a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4152a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Return all skbs to mac80211 */ 4153a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 4154efb7c49a68cf206f35793d7799608e1d69a209f9Lennert Buytenhek mwl8k_txq_reclaim(hw, i, INT_MAX, 1); 4155a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4156a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 4157a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_txq_deinit(hw, i); 4158a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4159a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_rxq_deinit(hw, 0); 4160a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4161c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek pci_free_consistent(priv->pdev, 4, priv->cookie, priv->cookie_dma); 4162a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4163a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_iounmap(pdev, priv->regs); 41645b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek pci_iounmap(pdev, priv->sram); 4165a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_set_drvdata(pdev, NULL); 4166a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_free_hw(hw); 4167a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_release_regions(pdev); 4168a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_disable_device(pdev); 4169a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 4170a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4171a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic struct pci_driver mwl8k_driver = { 4172a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .name = MWL8K_NAME, 417345a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek .id_table = mwl8k_pci_id_table, 4174a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .probe = mwl8k_probe, 4175a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .remove = __devexit_p(mwl8k_remove), 4176a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .shutdown = __devexit_p(mwl8k_shutdown), 4177a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 4178a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4179a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int __init mwl8k_init(void) 4180a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 4181a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return pci_register_driver(&mwl8k_driver); 4182a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 4183a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4184a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void __exit mwl8k_exit(void) 4185a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 4186a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_unregister_driver(&mwl8k_driver); 4187a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 4188a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4189a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmodule_init(mwl8k_init); 4190a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmodule_exit(mwl8k_exit); 4191c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek 4192c2c357ce309221b85fd36e50aade66d01a556cdeLennert BuytenhekMODULE_DESCRIPTION(MWL8K_DESC); 4193c2c357ce309221b85fd36e50aade66d01a556cdeLennert BuytenhekMODULE_VERSION(MWL8K_VERSION); 4194c2c357ce309221b85fd36e50aade66d01a556cdeLennert BuytenhekMODULE_AUTHOR("Lennert Buytenhek <buytenh@marvell.com>"); 4195c2c357ce309221b85fd36e50aade66d01a556cdeLennert BuytenhekMODULE_LICENSE("GPL"); 4196