mwl8k.c revision 45eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691
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 29a145d575833ff47330125364cb49304db7308825Lennert Buytenhek#define MWL8K_VERSION "0.10" 30a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 31a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic DEFINE_PCI_DEVICE_TABLE(mwl8k_table) = { 32a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { PCI_VDEVICE(MARVELL, 0x2a2b), .driver_data = 8687, }, 33a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { PCI_VDEVICE(MARVELL, 0x2a30), .driver_data = 8687, }, 34a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { } 35a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 36a66098daacee2f354dab311b58011e7076aa248cLennert BuytenhekMODULE_DEVICE_TABLE(pci, mwl8k_table); 37a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 38a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Register definitions */ 39a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_GEN_PTR 0x00000c10 40ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_MODE_STA 0x0000005a 41ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_MODE_AP 0x000000a5 42a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_INT_CODE 0x00000c14 43ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_FWSTA_READY 0xf0f1f2f4 44ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_FWAP_READY 0xf1f2f4a5 45ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_INT_CODE_CMD_FINISHED 0x00000005 46a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_SCRATCH 0x00000c40 47a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 48a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Host->device communications */ 49a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_H2A_INTERRUPT_EVENTS 0x00000c18 50a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_H2A_INTERRUPT_STATUS 0x00000c1c 51a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_H2A_INTERRUPT_MASK 0x00000c20 52a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_H2A_INTERRUPT_CLEAR_SEL 0x00000c24 53a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_H2A_INTERRUPT_STATUS_MASK 0x00000c28 54ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_H2A_INT_DUMMY (1 << 20) 55ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_H2A_INT_RESET (1 << 15) 56ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_H2A_INT_DOORBELL (1 << 1) 57ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_H2A_INT_PPA_READY (1 << 0) 58a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 59a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Device->host communications */ 60a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_A2H_INTERRUPT_EVENTS 0x00000c2c 61a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_A2H_INTERRUPT_STATUS 0x00000c30 62a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_A2H_INTERRUPT_MASK 0x00000c34 63a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_A2H_INTERRUPT_CLEAR_SEL 0x00000c38 64a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_A2H_INTERRUPT_STATUS_MASK 0x00000c3c 65ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_DUMMY (1 << 20) 66ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_CHNL_SWITCHED (1 << 11) 67ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_QUEUE_EMPTY (1 << 10) 68ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_RADAR_DETECT (1 << 7) 69ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_RADIO_ON (1 << 6) 70ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_RADIO_OFF (1 << 5) 71ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_MAC_EVENT (1 << 3) 72ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_OPC_DONE (1 << 2) 73ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_RX_READY (1 << 1) 74ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_TX_DONE (1 << 0) 75a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 76a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_A2H_EVENTS (MWL8K_A2H_INT_DUMMY | \ 77a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_CHNL_SWITCHED | \ 78a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_QUEUE_EMPTY | \ 79a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_RADAR_DETECT | \ 80a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_RADIO_ON | \ 81a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_RADIO_OFF | \ 82a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_MAC_EVENT | \ 83a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_OPC_DONE | \ 84a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_RX_READY | \ 85a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_TX_DONE) 86a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 87a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_RX_QUEUES 1 88a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TX_QUEUES 4 89a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 90a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_rx_queue { 9145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek int rxd_count; 92a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 93a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* hw receives here */ 9445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek int head; 95a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 96a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* refill descs here */ 9745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek int tail; 98a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 9945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek struct mwl8k_rx_desc *rxd; 10045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek dma_addr_t rxd_dma; 10145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek struct sk_buff **skb; 102a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 103a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 104a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_tx_queue { 105a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* hw transmits here */ 10645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek int head; 107a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 108a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* sw appends here */ 10945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek int tail; 110a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 11145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek struct ieee80211_tx_queue_stats stats; 11245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek struct mwl8k_tx_desc *txd; 11345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek dma_addr_t txd_dma; 11445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek struct sk_buff **skb; 115a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 116a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 117a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Pointers to the firmware data and meta information about it. */ 118a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_firmware { 119a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Microcode */ 120a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct firmware *ucode; 121a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 122a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Boot helper code */ 123a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct firmware *helper; 124a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 125a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 126a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_priv { 127a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek void __iomem *regs; 128a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hw *hw; 129a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 130a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct pci_dev *pdev; 131a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 132a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* firmware files and meta data */ 133a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_firmware fw; 134a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 part_num; 135a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 136618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek /* firmware access */ 137618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct mutex fw_mutex; 138618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct task_struct *fw_mutex_owner; 139618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek int fw_mutex_depth; 140618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct completion *hostcmd_wait; 141618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 142a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* lock held over TX and TX reap */ 143a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spinlock_t tx_lock; 144a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 14588de754ad59025eba797e7a8375807755577f450Lennert Buytenhek /* TX quiesce completion, protected by fw_mutex and tx_lock */ 14688de754ad59025eba797e7a8375807755577f450Lennert Buytenhek struct completion *tx_wait; 14788de754ad59025eba797e7a8375807755577f450Lennert Buytenhek 148a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_vif *vif; 149a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 150a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_channel *current_channel; 151a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 152a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* power management status cookie from firmware */ 153a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 *cookie; 154a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr_t cookie_dma; 155a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 156a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 num_mcaddrs; 157a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u8 hw_rev; 1582aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek u32 fw_rev; 159a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 160a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 161a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Running count of TX packets in flight, to avoid 162a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * iterating over the transmit rings each time. 163a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 164a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int pending_tx_pkts; 165a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 166a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue rxq[MWL8K_RX_QUEUES]; 167a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue txq[MWL8K_TX_QUEUES]; 168a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 169a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* PHY parameters */ 170a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_supported_band band; 171a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_channel channels[14]; 1725dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek struct ieee80211_rate rates[13]; 173a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 174c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek bool radio_on; 17568ce38845c23443b15e374fb7362916c1231278eLennert Buytenhek bool radio_short_preamble; 176a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek bool sniffer_enabled; 1770439b1f55646ea944b0d58337f5065b79a1c1be0Lennert Buytenhek bool wmm_enabled; 178a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 179a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* XXX need to convert this to handle multiple interfaces */ 180a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek bool capture_beacon; 181d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek u8 capture_bssid[ETH_ALEN]; 182a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *beacon_skb; 183a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 184a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 185a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * This FJ worker has to be global as it is scheduled from the 186a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * RX handler. At this point we don't know which interface it 187a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * belongs to until the list of bssids waiting to complete join 188a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * is checked. 189a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 190a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct work_struct finalize_join_worker; 191a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 192a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Tasklet to reclaim TX descriptors and buffers after tx */ 193a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct tasklet_struct tx_reclaim_task; 194a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 195a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 196a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Per interface specific private data */ 197a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_vif { 198a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* backpointer to parent config block */ 199a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv; 200a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 201a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* BSS config of AP or IBSS from mac80211*/ 202a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_bss_conf bss_info; 203a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 204a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* BSSID of AP or IBSS */ 205d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek u8 bssid[ETH_ALEN]; 206d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek u8 mac_addr[ETH_ALEN]; 207a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 208a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 209a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Subset of supported legacy rates. 210a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Intersection of AP and STA supported rates. 211a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2125dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek struct ieee80211_rate legacy_rates[13]; 213a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 214a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* number of supported legacy rates */ 215a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u8 legacy_nrates; 216a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 217a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Index into station database.Returned by update_sta_db call */ 218a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u8 peer_id; 219a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 220a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Non AMPDU sequence number assigned by driver */ 221a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 seqno; 222a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 223a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 224a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek#define MWL8K_VIF(_vif) ((struct mwl8k_vif *)&((_vif)->drv_priv)) 225a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 226a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic const struct ieee80211_channel mwl8k_channels[] = { 227a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2412, .hw_value = 1, }, 228a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2417, .hw_value = 2, }, 229a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2422, .hw_value = 3, }, 230a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2427, .hw_value = 4, }, 231a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2432, .hw_value = 5, }, 232a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2437, .hw_value = 6, }, 233a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2442, .hw_value = 7, }, 234a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2447, .hw_value = 8, }, 235a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2452, .hw_value = 9, }, 236a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2457, .hw_value = 10, }, 237a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2462, .hw_value = 11, }, 238a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 239a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 240a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic const struct ieee80211_rate mwl8k_rates[] = { 241a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 10, .hw_value = 2, }, 242a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 20, .hw_value = 4, }, 243a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 55, .hw_value = 11, }, 2445dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek { .bitrate = 110, .hw_value = 22, }, 2455dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek { .bitrate = 220, .hw_value = 44, }, 246a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 60, .hw_value = 12, }, 247a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 90, .hw_value = 18, }, 248a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 120, .hw_value = 24, }, 249a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 180, .hw_value = 36, }, 250a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 240, .hw_value = 48, }, 251a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 360, .hw_value = 72, }, 252a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 480, .hw_value = 96, }, 253a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 540, .hw_value = 108, }, 254a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 255a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 256a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Set or get info from Firmware */ 257a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET 0x0001 258a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_GET 0x0000 259a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 260a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Firmware command codes */ 261a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_CODE_DNLD 0x0001 262a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_GET_HW_SPEC 0x0003 263a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_MAC_MULTICAST_ADR 0x0010 264a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_GET_STAT 0x0014 265ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_RADIO_CONTROL 0x001c 266ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_RF_TX_POWER 0x001e 267a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET_PRE_SCAN 0x0107 268a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET_POST_SCAN 0x0108 269ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_RF_CHANNEL 0x010a 270ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_AID 0x010d 271ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_RATE 0x0110 272ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_FINALIZE_JOIN 0x0111 273ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_RTS_THRESHOLD 0x0113 274a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET_SLOT 0x0114 275ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_EDCA_PARAMS 0x0115 276ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_WMM_MODE 0x0123 277a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_MIMO_CONFIG 0x0125 278ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_USE_FIXED_RATE 0x0126 279a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_ENABLE_SNIFFER 0x0150 28032060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek#define MWL8K_CMD_SET_MAC_ADDR 0x0202 281a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET_RATEADAPT_MODE 0x0203 282ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_UPDATE_STADB 0x1123 283a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 284a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic const char *mwl8k_cmd_name(u16 cmd, char *buf, int bufsize) 285a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 286a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMDNAME(x) case MWL8K_CMD_##x: do {\ 287a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek snprintf(buf, bufsize, "%s", #x);\ 288a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return buf;\ 289a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } while (0) 290ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek switch (cmd & ~0x8000) { 291a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(CODE_DNLD); 292a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(GET_HW_SPEC); 293a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(MAC_MULTICAST_ADR); 294a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(GET_STAT); 295a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(RADIO_CONTROL); 296a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(RF_TX_POWER); 297a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_PRE_SCAN); 298a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_POST_SCAN); 299a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_RF_CHANNEL); 300ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_AID); 301ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_RATE); 302ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_FINALIZE_JOIN); 303ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(RTS_THRESHOLD); 304a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_SLOT); 305ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_EDCA_PARAMS); 306ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_WMM_MODE); 307a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(MIMO_CONFIG); 308ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(USE_FIXED_RATE); 309a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(ENABLE_SNIFFER); 31032060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek MWL8K_CMDNAME(SET_MAC_ADDR); 311a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_RATEADAPT_MODE); 312ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(UPDATE_STADB); 313a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek default: 314a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek snprintf(buf, bufsize, "0x%x", cmd); 315a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 316a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#undef MWL8K_CMDNAME 317a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 318a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return buf; 319a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 320a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 321a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Hardware and firmware reset */ 322a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_hw_reset(struct mwl8k_priv *priv) 323a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 324a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_RESET, 325a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 326a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_RESET, 327a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 328a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek msleep(20); 329a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 330a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 331a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Release fw image */ 332a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_release_fw(struct firmware **fw) 333a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 334a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (*fw == NULL) 335a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return; 336a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek release_firmware(*fw); 337a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek *fw = NULL; 338a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 339a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 340a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_release_firmware(struct mwl8k_priv *priv) 341a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 342a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_release_fw(&priv->fw.ucode); 343a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_release_fw(&priv->fw.helper); 344a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 345a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 346a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Request fw image */ 347a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_request_fw(struct mwl8k_priv *priv, 348c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek const char *fname, struct firmware **fw) 349a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 350a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* release current image */ 351a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (*fw != NULL) 352a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_release_fw(fw); 353a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 354a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return request_firmware((const struct firmware **)fw, 355c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek fname, &priv->pdev->dev); 356a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 357a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 358a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_request_firmware(struct mwl8k_priv *priv, u32 part_num) 359a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 360a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u8 filename[64]; 361a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 362a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 363a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->part_num = part_num; 364a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 365a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek snprintf(filename, sizeof(filename), 366a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek "mwl8k/helper_%u.fw", priv->part_num); 367a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 368a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_request_fw(priv, filename, &priv->fw.helper); 369a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 370c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Error requesting helper firmware " 371c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek "file %s\n", pci_name(priv->pdev), filename); 372a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 373a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 374a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 375a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek snprintf(filename, sizeof(filename), 376a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek "mwl8k/fmimage_%u.fw", priv->part_num); 377a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 378a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_request_fw(priv, filename, &priv->fw.ucode); 379a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 380c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Error requesting firmware file %s\n", 381c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek pci_name(priv->pdev), filename); 382a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_release_fw(&priv->fw.helper); 383a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 384a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 385a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 386a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 387a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 388a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 389a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_pkt { 390a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 code; 391a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 length; 392a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 seq_num; 393a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 result; 394a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek char payload[0]; 395a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 396a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 397a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 398a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Firmware loading. 399a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 400a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 401a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmwl8k_send_fw_load_cmd(struct mwl8k_priv *priv, void *data, int length) 402a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 403a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek void __iomem *regs = priv->regs; 404a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr_t dma_addr; 405a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int loops; 406a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 407a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr = pci_map_single(priv->pdev, data, length, PCI_DMA_TODEVICE); 408a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (pci_dma_mapping_error(priv->pdev, dma_addr)) 409a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 410a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 411a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(dma_addr, regs + MWL8K_HIU_GEN_PTR); 412a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, regs + MWL8K_HIU_INT_CODE); 413a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DOORBELL, 414a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 415a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DUMMY, 416a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 417a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 418a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek loops = 1000; 419a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek do { 420a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 int_code; 421a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 422a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int_code = ioread32(regs + MWL8K_HIU_INT_CODE); 423a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (int_code == MWL8K_INT_CODE_CMD_FINISHED) { 424a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, regs + MWL8K_HIU_INT_CODE); 425a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 426a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 427a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4283d76e82c9538d8104e578ca460d35f214bfddfd3Lennert Buytenhek cond_resched(); 429a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek udelay(1); 430a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } while (--loops); 431a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 432a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_unmap_single(priv->pdev, dma_addr, length, PCI_DMA_TODEVICE); 433a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 434d4b7057052236e81ab0788cc8df306dc02b0e7beLennert Buytenhek return loops ? 0 : -ETIMEDOUT; 435a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 436a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 437a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_load_fw_image(struct mwl8k_priv *priv, 438a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek const u8 *data, size_t length) 439a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 440a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt *cmd; 441a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int done; 442a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc = 0; 443a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 444a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kmalloc(sizeof(*cmd) + 256, GFP_KERNEL); 445a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 446a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 447a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 448a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->code = cpu_to_le16(MWL8K_CMD_CODE_DNLD); 449a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->seq_num = 0; 450a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->result = 0; 451a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 452a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek done = 0; 453a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek while (length) { 454a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int block_size = length > 256 ? 256 : length; 455a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 456a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memcpy(cmd->payload, data + done, block_size); 457a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->length = cpu_to_le16(block_size); 458a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 459a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_send_fw_load_cmd(priv, cmd, 460a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek sizeof(*cmd) + block_size); 461a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 462a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 463a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 464a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek done += block_size; 465a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek length -= block_size; 466a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 467a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 468a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc) { 469a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->length = 0; 470a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_send_fw_load_cmd(priv, cmd, sizeof(*cmd)); 471a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 472a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 473a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 474a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 475a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 476a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 477a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 478a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_feed_fw_image(struct mwl8k_priv *priv, 479a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek const u8 *data, size_t length) 480a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 481a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek unsigned char *buffer; 482a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int may_continue, rc = 0; 483a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 done, prev_block_size; 484a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 485a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek buffer = kmalloc(1024, GFP_KERNEL); 486a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (buffer == NULL) 487a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 488a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 489a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek done = 0; 490a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek prev_block_size = 0; 491a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek may_continue = 1000; 492a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek while (may_continue > 0) { 493a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 block_size; 494a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 495a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek block_size = ioread32(priv->regs + MWL8K_HIU_SCRATCH); 496a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (block_size & 1) { 497a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek block_size &= ~1; 498a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek may_continue--; 499a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } else { 500a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek done += prev_block_size; 501a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek length -= prev_block_size; 502a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 503a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 504a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (block_size > 1024 || block_size > length) { 505a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -EOVERFLOW; 506a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 507a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 508a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 509a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (length == 0) { 510a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = 0; 511a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 512a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 513a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 514a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (block_size == 0) { 515a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -EPROTO; 516a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek may_continue--; 517a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek udelay(1); 518a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek continue; 519a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 520a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 521a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek prev_block_size = block_size; 522a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memcpy(buffer, data + done, block_size); 523a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 524a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_send_fw_load_cmd(priv, buffer, block_size); 525a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 526a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 527a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 528a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 529a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc && length != 0) 530a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -EREMOTEIO; 531a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 532a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(buffer); 533a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 534a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 535a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 536a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 537c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhekstatic int mwl8k_load_firmware(struct ieee80211_hw *hw) 538a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 539c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 540c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek struct firmware *fw = priv->fw.ucode; 541c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek int rc; 542c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek int loops; 543c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek 544c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek if (!memcmp(fw->data, "\x01\x00\x00\x00", 4)) { 545c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek struct firmware *helper = priv->fw.helper; 546a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 547c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek if (helper == NULL) { 548c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: helper image needed but none " 549c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek "given\n", pci_name(priv->pdev)); 550c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek return -EINVAL; 551c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek } 552a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 553c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek rc = mwl8k_load_fw_image(priv, helper->data, helper->size); 554a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 555a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: unable to load firmware " 556c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek "helper image\n", pci_name(priv->pdev)); 557a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 558a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 559a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek msleep(1); 560a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 561c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek rc = mwl8k_feed_fw_image(priv, fw->data, fw->size); 562a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } else { 563c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek rc = mwl8k_load_fw_image(priv, fw->data, fw->size); 564a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 565a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 566a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 567c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: unable to load firmware image\n", 568c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek pci_name(priv->pdev)); 569a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 570a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 571a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 572a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_MODE_STA, priv->regs + MWL8K_HIU_GEN_PTR); 573a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek msleep(1); 574a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 575a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek loops = 200000; 576a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek do { 577a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (ioread32(priv->regs + MWL8K_HIU_INT_CODE) 578a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek == MWL8K_FWSTA_READY) 579a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 580a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek udelay(1); 581a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } while (--loops); 582a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 583a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return loops ? 0 : -ETIMEDOUT; 584a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 585a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 586a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 587a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 588a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Defines shared between transmission and reception. 589a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 590a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* HT control fields for firmware */ 591a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct ewc_ht_info { 592a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 control1; 593a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 control2; 594a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 control3; 595a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 596a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 597a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Firmware Station database operations */ 598a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STA_DB_ADD_ENTRY 0 599a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STA_DB_MODIFY_ENTRY 1 600a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STA_DB_DEL_ENTRY 2 601a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STA_DB_FLUSH 3 602a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 603a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Peer Entry flags - used to define the type of the peer node */ 604a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_PEER_TYPE_ACCESSPOINT 2 605a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 6065dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek#define MWL8K_IEEE_LEGACY_DATA_RATES 13 607a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_MCS_BITMAP_SIZE 16 608a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 609a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct peer_capability_info { 610a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Peer type - AP vs. STA. */ 611a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 peer_type; 612a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 613a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Basic 802.11 capabilities from assoc resp. */ 614a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 basic_caps; 615a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 616a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set if peer supports 802.11n high throughput (HT). */ 617a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 ht_support; 618a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 619a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Valid if HT is supported. */ 620a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 ht_caps; 621a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 extended_ht_caps; 622a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ewc_ht_info ewc_info; 623a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 624a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Legacy rate table. Intersection of our rates and peer rates. */ 625a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 legacy_rates[MWL8K_IEEE_LEGACY_DATA_RATES]; 626a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 627a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* HT rate table. Intersection of our rates and peer rates. */ 628a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 ht_rates[MWL8K_MCS_BITMAP_SIZE]; 629c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek __u8 pad[16]; 630a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 631a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* If set, interoperability mode, no proprietary extensions. */ 632a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 interop; 633a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 pad2; 634a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 station_id; 635a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 amsdu_enabled; 636a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 637a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 638a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Inline functions to manipulate QoS field in data descriptor. */ 639a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic inline u16 mwl8k_qos_setbit_eosp(u16 qos) 640a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 641a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 val_mask = 1 << 4; 642a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 643a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* End of Service Period Bit 4 */ 644a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return qos | val_mask; 645a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 646a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 647a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic inline u16 mwl8k_qos_setbit_ack(u16 qos, u8 ack_policy) 648a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 649a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 val_mask = 0x3; 650a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u8 shift = 5; 651a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 qos_mask = ~(val_mask << shift); 652a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 653a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Ack Policy Bit 5-6 */ 654a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return (qos & qos_mask) | ((ack_policy & val_mask) << shift); 655a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 656a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 657a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic inline u16 mwl8k_qos_setbit_amsdu(u16 qos) 658a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 659a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 val_mask = 1 << 7; 660a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 661a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* AMSDU present Bit 7 */ 662a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return qos | val_mask; 663a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 664a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 665a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic inline u16 mwl8k_qos_setbit_qlen(u16 qos, u8 len) 666a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 667a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 val_mask = 0xff; 668a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u8 shift = 8; 669a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 qos_mask = ~(val_mask << shift); 670a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 671a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Queue Length Bits 8-15 */ 672a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return (qos & qos_mask) | ((len & val_mask) << shift); 673a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 674a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 675a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* DMA header used by firmware and hardware. */ 676a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_dma_data { 677a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 fwlen; 678a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hdr wh; 679a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 680a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 681a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Routines to add/remove DMA header from skb. */ 68276266b2ad38c33fb2c1475cfeb35ed070adaba2bLennert Buytenhekstatic inline void mwl8k_remove_dma_header(struct sk_buff *skb) 683a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 68476266b2ad38c33fb2c1475cfeb35ed070adaba2bLennert Buytenhek struct mwl8k_dma_data *tr = (struct mwl8k_dma_data *)skb->data; 685a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek void *dst, *src = &tr->wh; 68676266b2ad38c33fb2c1475cfeb35ed070adaba2bLennert Buytenhek int hdrlen = ieee80211_hdrlen(tr->wh.frame_control); 687a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 space = sizeof(struct mwl8k_dma_data) - hdrlen; 688a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 689a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dst = (void *)tr + space; 690a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (dst != src) { 691a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memmove(dst, src, hdrlen); 692a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek skb_pull(skb, space); 693a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 694a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 695a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 69676266b2ad38c33fb2c1475cfeb35ed070adaba2bLennert Buytenhekstatic inline void mwl8k_add_dma_header(struct sk_buff *skb) 697a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 698a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hdr *wh; 699a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 hdrlen, pktlen; 700a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_dma_data *tr; 701a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 702a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek wh = (struct ieee80211_hdr *)skb->data; 703a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hdrlen = ieee80211_hdrlen(wh->frame_control); 704a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pktlen = skb->len; 705a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 706a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 707a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Copy up/down the 802.11 header; the firmware requires 708a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * we present a 2-byte payload length followed by a 709a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * 4-address header (w/o QoS), followed (optionally) by 710a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * any WEP/ExtIV header (but only filled in for CCMP). 711a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 712a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (hdrlen != sizeof(struct mwl8k_dma_data)) 713a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek skb_push(skb, sizeof(struct mwl8k_dma_data) - hdrlen); 714a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 715a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tr = (struct mwl8k_dma_data *)skb->data; 716a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (wh != &tr->wh) 717a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memmove(&tr->wh, wh, hdrlen); 718a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 719a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Clear addr4 */ 720d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek memset(tr->wh.addr4, 0, ETH_ALEN); 721a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 722a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 723a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Firmware length is the length of the fully formed "802.11 724a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * payload". That is, everything except for the 802.11 header. 725a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * This includes all crypto material including the MIC. 726a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 727a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tr->fwlen = cpu_to_le16(pktlen - hdrlen); 728a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 729a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 730a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 731a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 732a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Packet reception. 733a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 734a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_RX_CTRL_OWNED_BY_HOST 0x02 735a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 736a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_rx_desc { 737a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 pkt_len; 738a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 link_quality; 739a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 noise_level; 740a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 pkt_phys_addr; 74145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek __le32 next_rxd_phys_addr; 742a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 qos_control; 743a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 rate_info; 744a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 pad0[4]; 745a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 rssi; 746a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 channel; 747a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 pad1; 748a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 rx_ctrl; 749a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 rx_status; 750a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 pad2[2]; 751a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 752a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 753a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_RX_DESCS 256 754a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_RX_MAXSZ 3800 755a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 7565dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek#define RATE_INFO_SHORTPRE 0x8000 7575dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek#define RATE_INFO_ANTSELECT(x) (((x) >> 11) & 0x3) 7585dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek#define RATE_INFO_RATEID(x) (((x) >> 3) & 0x3f) 7595dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek#define RATE_INFO_40MHZ 0x0004 7605dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek#define RATE_INFO_SHORTGI 0x0002 7615dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek#define RATE_INFO_MCS_FORMAT 0x0001 7625dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek 763a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_rxq_init(struct ieee80211_hw *hw, int index) 764a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 765a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 766a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue *rxq = priv->rxq + index; 767a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int size; 768a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 769a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 77045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd_count = 0; 77145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->head = 0; 77245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->tail = 0; 773a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 774a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek size = MWL8K_RX_DESCS * sizeof(struct mwl8k_rx_desc); 775a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 77645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd = pci_alloc_consistent(priv->pdev, size, &rxq->rxd_dma); 77745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (rxq->rxd == NULL) { 778a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to alloc RX descriptors\n", 779c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 780a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 781a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 78245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memset(rxq->rxd, 0, size); 783a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 78445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->skb = kmalloc(MWL8K_RX_DESCS * sizeof(*rxq->skb), GFP_KERNEL); 78545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (rxq->skb == NULL) { 786a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to alloc RX skbuff list\n", 787c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 78845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek pci_free_consistent(priv->pdev, size, rxq->rxd, rxq->rxd_dma); 789a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 790a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 79145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memset(rxq->skb, 0, MWL8K_RX_DESCS * sizeof(*rxq->skb)); 792a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 793a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_RX_DESCS; i++) { 794a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_desc *rx_desc; 795a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int nexti; 796a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 79745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rx_desc = rxq->rxd + i; 798a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek nexti = (i + 1) % MWL8K_RX_DESCS; 799a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 80045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rx_desc->next_rxd_phys_addr = 80145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek cpu_to_le32(rxq->rxd_dma + nexti * sizeof(*rx_desc)); 802c491bf1205485c83086bf4f2f26ca6598d48133aRami Rosen rx_desc->rx_ctrl = MWL8K_RX_CTRL_OWNED_BY_HOST; 803a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 804a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 805a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 806a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 807a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 808a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int rxq_refill(struct ieee80211_hw *hw, int index, int limit) 809a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 810a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 811a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue *rxq = priv->rxq + index; 812a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int refilled; 813a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 814a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek refilled = 0; 81545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek while (rxq->rxd_count < MWL8K_RX_DESCS && limit--) { 816a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *skb; 817a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rx; 818a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 819a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek skb = dev_alloc_skb(MWL8K_RX_MAXSZ); 820a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (skb == NULL) 821a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 822a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 82345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd_count++; 824a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 82545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rx = rxq->tail; 82645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->tail = (rx + 1) % MWL8K_RX_DESCS; 827a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 82845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd[rx].pkt_phys_addr = 829a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cpu_to_le32(pci_map_single(priv->pdev, skb->data, 830a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_RX_MAXSZ, DMA_FROM_DEVICE)); 831a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 83245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd[rx].pkt_len = cpu_to_le16(MWL8K_RX_MAXSZ); 83345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->skb[rx] = skb; 834a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek wmb(); 83545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd[rx].rx_ctrl = 0; 836a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 837a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek refilled++; 838a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 839a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 840a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return refilled; 841a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 842a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 843a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Must be called only when the card's reception is completely halted */ 844a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_rxq_deinit(struct ieee80211_hw *hw, int index) 845a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 846a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 847a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue *rxq = priv->rxq + index; 848a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 849a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 850a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_RX_DESCS; i++) { 85145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (rxq->skb[i] != NULL) { 852a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek unsigned long addr; 853a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 85445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek addr = le32_to_cpu(rxq->rxd[i].pkt_phys_addr); 855a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_unmap_single(priv->pdev, addr, MWL8K_RX_MAXSZ, 856a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek PCI_DMA_FROMDEVICE); 85745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek kfree_skb(rxq->skb[i]); 85845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->skb[i] = NULL; 859a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 860a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 861a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 86245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek kfree(rxq->skb); 86345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->skb = NULL; 864a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 865a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_free_consistent(priv->pdev, 866a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_RX_DESCS * sizeof(struct mwl8k_rx_desc), 86745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd, rxq->rxd_dma); 86845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd = NULL; 869a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 870a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 871a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 872a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 873a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Scan a list of BSSIDs to process for finalize join. 874a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Allows for extension to process multiple BSSIDs. 875a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 876a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic inline int 877a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmwl8k_capture_bssid(struct mwl8k_priv *priv, struct ieee80211_hdr *wh) 878a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 879a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return priv->capture_beacon && 880a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_is_beacon(wh->frame_control) && 881a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek !compare_ether_addr(wh->addr3, priv->capture_bssid); 882a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 883a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 8843779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhekstatic inline void mwl8k_save_beacon(struct ieee80211_hw *hw, 8853779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek struct sk_buff *skb) 886a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 8873779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 8883779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek 889a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->capture_beacon = false; 890d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek memset(priv->capture_bssid, 0, ETH_ALEN); 891a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 892a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 893a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Use GFP_ATOMIC as rxq_process is called from 894a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * the primary interrupt handler, memory allocation call 895a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * must not sleep. 896a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 897a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->beacon_skb = skb_copy(skb, GFP_ATOMIC); 898a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->beacon_skb != NULL) 8993779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek ieee80211_queue_work(hw, &priv->finalize_join_worker); 900a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 901a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 902a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int rxq_process(struct ieee80211_hw *hw, int index, int limit) 903a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 904a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 905a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue *rxq = priv->rxq + index; 906a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int processed; 907a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 908a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek processed = 0; 90945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek while (rxq->rxd_count && limit--) { 910a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_desc *rx_desc; 911a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *skb; 912a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_rx_status status; 913a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek unsigned long addr; 914a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hdr *wh; 9155dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek u16 rate_info; 916a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 91745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rx_desc = rxq->rxd + rxq->head; 918a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!(rx_desc->rx_ctrl & MWL8K_RX_CTRL_OWNED_BY_HOST)) 919a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 920a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rmb(); 921a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 92245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek skb = rxq->skb[rxq->head]; 923d25f9f1357139bbdc79bc960ea84909a7c22ec2bLennert Buytenhek if (skb == NULL) 924d25f9f1357139bbdc79bc960ea84909a7c22ec2bLennert Buytenhek break; 92545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->skb[rxq->head] = NULL; 926a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 92745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->head = (rxq->head + 1) % MWL8K_RX_DESCS; 92845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd_count--; 929a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 930a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek addr = le32_to_cpu(rx_desc->pkt_phys_addr); 931a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_unmap_single(priv->pdev, addr, 932a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_RX_MAXSZ, PCI_DMA_FROMDEVICE); 933a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 934a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek skb_put(skb, le16_to_cpu(rx_desc->pkt_len)); 93576266b2ad38c33fb2c1475cfeb35ed070adaba2bLennert Buytenhek mwl8k_remove_dma_header(skb); 936a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 937a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek wh = (struct ieee80211_hdr *)skb->data; 938a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 939a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 940c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek * Check for a pending join operation. Save a 941c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek * copy of the beacon and schedule a tasklet to 942c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek * send a FINALIZE_JOIN command to the firmware. 943a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 944a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (mwl8k_capture_bssid(priv, wh)) 9453779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek mwl8k_save_beacon(hw, skb); 946a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 9475dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek rate_info = le16_to_cpu(rx_desc->rate_info); 9485dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek 949a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memset(&status, 0, sizeof(status)); 950a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek status.mactime = 0; 951a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek status.signal = -rx_desc->rssi; 952a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek status.noise = -rx_desc->noise_level; 953a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek status.qual = rx_desc->link_quality; 9545dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek status.antenna = RATE_INFO_ANTSELECT(rate_info); 9555dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek status.rate_idx = RATE_INFO_RATEID(rate_info); 956a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek status.flag = 0; 9575dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek if (rate_info & RATE_INFO_SHORTPRE) 9585dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek status.flag |= RX_FLAG_SHORTPRE; 9595dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek if (rate_info & RATE_INFO_40MHZ) 9605dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek status.flag |= RX_FLAG_40MHZ; 9615dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek if (rate_info & RATE_INFO_SHORTGI) 9625dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek status.flag |= RX_FLAG_SHORT_GI; 9635dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek if (rate_info & RATE_INFO_MCS_FORMAT) 9645dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek status.flag |= RX_FLAG_HT; 965a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek status.band = IEEE80211_BAND_2GHZ; 966a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek status.freq = ieee80211_channel_to_frequency(rx_desc->channel); 967f1d58c2521eb160178b2151d6326d8dc5d7c8560Johannes Berg memcpy(IEEE80211_SKB_RXCB(skb), &status, sizeof(status)); 968f1d58c2521eb160178b2151d6326d8dc5d7c8560Johannes Berg ieee80211_rx_irqsafe(hw, skb); 969a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 970a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek processed++; 971a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 972a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 973a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return processed; 974a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 975a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 976a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 977a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 978a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Packet transmission. 979a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 980a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 981a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Transmit packet ACK policy */ 982a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_ACK_POLICY_NORMAL 0 983a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_ACK_POLICY_BLOCKACK 3 984a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 985a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_OK 0x00000001 986a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_OK_RETRY 0x00000002 987a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_OK_MORE_RETRY 0x00000004 988a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_MULTICAST_TX 0x00000008 989a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_FW_OWNED 0x80000000 990a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 991a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_tx_desc { 992a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 status; 993a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 data_rate; 994a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 tx_priority; 995a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 qos_control; 996a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 pkt_phys_addr; 997a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 pkt_len; 998d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek __u8 dest_MAC_addr[ETH_ALEN]; 99945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek __le32 next_txd_phys_addr; 1000a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 reserved; 1001a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 rate_info; 1002a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 peer_id; 1003a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 tx_frag_cnt; 1004a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1005a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1006a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TX_DESCS 128 1007a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1008a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_txq_init(struct ieee80211_hw *hw, int index) 1009a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1010a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1011a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq = priv->txq + index; 1012a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int size; 1013a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 1014a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 101545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memset(&txq->stats, 0, sizeof(struct ieee80211_tx_queue_stats)); 101645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->stats.limit = MWL8K_TX_DESCS; 101745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->head = 0; 101845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->tail = 0; 1019a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1020a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek size = MWL8K_TX_DESCS * sizeof(struct mwl8k_tx_desc); 1021a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 102245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->txd = pci_alloc_consistent(priv->pdev, size, &txq->txd_dma); 102345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (txq->txd == NULL) { 1024a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to alloc TX descriptors\n", 1025c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 1026a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1027a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 102845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memset(txq->txd, 0, size); 1029a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 103045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->skb = kmalloc(MWL8K_TX_DESCS * sizeof(*txq->skb), GFP_KERNEL); 103145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (txq->skb == NULL) { 1032a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to alloc TX skbuff list\n", 1033c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 103445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek pci_free_consistent(priv->pdev, size, txq->txd, txq->txd_dma); 1035a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1036a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 103745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memset(txq->skb, 0, MWL8K_TX_DESCS * sizeof(*txq->skb)); 1038a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1039a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_DESCS; i++) { 1040a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_desc *tx_desc; 1041a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int nexti; 1042a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 104345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx_desc = txq->txd + i; 1044a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek nexti = (i + 1) % MWL8K_TX_DESCS; 1045a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1046a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_desc->status = 0; 104745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx_desc->next_txd_phys_addr = 104845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek cpu_to_le32(txq->txd_dma + nexti * sizeof(*tx_desc)); 1049a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1050a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1051a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 1052a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1053a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1054a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic inline void mwl8k_tx_start(struct mwl8k_priv *priv) 1055a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1056a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_PPA_READY, 1057a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 1058a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DUMMY, 1059a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 1060a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ioread32(priv->regs + MWL8K_HIU_INT_CODE); 1061a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1062a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1063a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_txq_info { 1064a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 fw_owned; 1065a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 drv_owned; 1066a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 unused; 1067a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 len; 1068a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 head; 1069a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 tail; 1070a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 1071a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1072a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_scan_tx_ring(struct mwl8k_priv *priv, 1073c3f967d301a76b7053d16817c34191964c457566Lennert Buytenhek struct mwl8k_txq_info *txinfo) 1074a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1075a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int count, desc, status; 1076a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq; 1077a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_desc *tx_desc; 1078a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int ndescs = 0; 1079a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1080c3f967d301a76b7053d16817c34191964c457566Lennert Buytenhek memset(txinfo, 0, MWL8K_TX_QUEUES * sizeof(struct mwl8k_txq_info)); 1081c3f967d301a76b7053d16817c34191964c457566Lennert Buytenhek 1082c3f967d301a76b7053d16817c34191964c457566Lennert Buytenhek for (count = 0; count < MWL8K_TX_QUEUES; count++) { 1083a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek txq = priv->txq + count; 108445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txinfo[count].len = txq->stats.len; 108545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txinfo[count].head = txq->head; 108645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txinfo[count].tail = txq->tail; 1087a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (desc = 0; desc < MWL8K_TX_DESCS; desc++) { 108845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx_desc = txq->txd + desc; 1089a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek status = le32_to_cpu(tx_desc->status); 1090a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1091a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_TXD_STATUS_FW_OWNED) 1092a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek txinfo[count].fw_owned++; 1093a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek else 1094a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek txinfo[count].drv_owned++; 1095a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1096a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (tx_desc->pkt_len == 0) 1097a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek txinfo[count].unused++; 1098a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1099a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1100a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1101a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return ndescs; 1102a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1103a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1104618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek/* 110588de754ad59025eba797e7a8375807755577f450Lennert Buytenhek * Must be called with priv->fw_mutex held and tx queues stopped. 1106618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek */ 1107950d5b0191dc3e71017f336017f75f6189f39f08Lennert Buytenhekstatic int mwl8k_tx_wait_empty(struct ieee80211_hw *hw) 1108a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1109a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 111088de754ad59025eba797e7a8375807755577f450Lennert Buytenhek DECLARE_COMPLETION_ONSTACK(tx_wait); 1111ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek u32 count; 1112ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek unsigned long timeout; 1113a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1114a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek might_sleep(); 1115a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1116a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_lock_bh(&priv->tx_lock); 111788de754ad59025eba797e7a8375807755577f450Lennert Buytenhek count = priv->pending_tx_pkts; 111888de754ad59025eba797e7a8375807755577f450Lennert Buytenhek if (count) 111988de754ad59025eba797e7a8375807755577f450Lennert Buytenhek priv->tx_wait = &tx_wait; 1120a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_unlock_bh(&priv->tx_lock); 1121a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1122a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (count) { 1123c3f967d301a76b7053d16817c34191964c457566Lennert Buytenhek struct mwl8k_txq_info txinfo[MWL8K_TX_QUEUES]; 1124a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int index; 1125a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int newcount; 1126a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 112788de754ad59025eba797e7a8375807755577f450Lennert Buytenhek timeout = wait_for_completion_timeout(&tx_wait, 1128618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek msecs_to_jiffies(5000)); 1129a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (timeout) 1130a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 1131a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1132a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_lock_bh(&priv->tx_lock); 1133a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->tx_wait = NULL; 113488de754ad59025eba797e7a8375807755577f450Lennert Buytenhek newcount = priv->pending_tx_pkts; 113588de754ad59025eba797e7a8375807755577f450Lennert Buytenhek mwl8k_scan_tx_ring(priv, txinfo); 1136a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_unlock_bh(&priv->tx_lock); 1137a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1138618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek printk(KERN_ERR "%s(%u) TIMEDOUT:5000ms Pend:%u-->%u\n", 1139950d5b0191dc3e71017f336017f75f6189f39f08Lennert Buytenhek __func__, __LINE__, count, newcount); 1140a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1141c3f967d301a76b7053d16817c34191964c457566Lennert Buytenhek for (index = 0; index < MWL8K_TX_QUEUES; index++) 1142c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "TXQ:%u L:%u H:%u T:%u FW:%u " 1143c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek "DRV:%u U:%u\n", 1144a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek index, 1145a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek txinfo[index].len, 1146a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek txinfo[index].head, 1147a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek txinfo[index].tail, 1148a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek txinfo[index].fw_owned, 1149a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek txinfo[index].drv_owned, 1150a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek txinfo[index].unused); 1151ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek 1152a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ETIMEDOUT; 1153a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1154a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1155a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 1156a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1157a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1158c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek#define MWL8K_TXD_SUCCESS(status) \ 1159c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek ((status) & (MWL8K_TXD_STATUS_OK | \ 1160c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek MWL8K_TXD_STATUS_OK_RETRY | \ 1161c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek MWL8K_TXD_STATUS_OK_MORE_RETRY)) 1162a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1163a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_txq_reclaim(struct ieee80211_hw *hw, int index, int force) 1164a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1165a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1166a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq = priv->txq + index; 1167a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int wake = 0; 1168a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 116945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek while (txq->stats.len > 0) { 1170a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int tx; 1171a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_desc *tx_desc; 1172a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek unsigned long addr; 1173ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek int size; 1174a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *skb; 1175a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_tx_info *info; 1176a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 status; 1177a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 117845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx = txq->head; 117945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx_desc = txq->txd + tx; 1180a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1181a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek status = le32_to_cpu(tx_desc->status); 1182a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1183a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_TXD_STATUS_FW_OWNED) { 1184a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!force) 1185a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 1186a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_desc->status &= 1187a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ~cpu_to_le32(MWL8K_TXD_STATUS_FW_OWNED); 1188a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1189a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 119045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->head = (tx + 1) % MWL8K_TX_DESCS; 119145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek BUG_ON(txq->stats.len == 0); 119245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->stats.len--; 1193a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->pending_tx_pkts--; 1194a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1195a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek addr = le32_to_cpu(tx_desc->pkt_phys_addr); 1196ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek size = le16_to_cpu(tx_desc->pkt_len); 119745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek skb = txq->skb[tx]; 119845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->skb[tx] = NULL; 1199a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1200a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek BUG_ON(skb == NULL); 1201a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_unmap_single(priv->pdev, addr, size, PCI_DMA_TODEVICE); 1202a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 120376266b2ad38c33fb2c1475cfeb35ed070adaba2bLennert Buytenhek mwl8k_remove_dma_header(skb); 1204a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1205a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Mark descriptor as unused */ 1206a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_desc->pkt_phys_addr = 0; 1207a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_desc->pkt_len = 0; 1208a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1209a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek info = IEEE80211_SKB_CB(skb); 1210a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_tx_info_clear_status(info); 1211ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek if (MWL8K_TXD_SUCCESS(status)) 1212a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek info->flags |= IEEE80211_TX_STAT_ACK; 1213a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1214a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_tx_status_irqsafe(hw, skb); 1215a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1216618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek wake = 1; 1217a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1218a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1219618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (wake && priv->radio_on && !mutex_is_locked(&priv->fw_mutex)) 1220a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_wake_queue(hw, index); 1221a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1222a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1223a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* must be called only when the card's transmit is completely halted */ 1224a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_txq_deinit(struct ieee80211_hw *hw, int index) 1225a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1226a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1227a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq = priv->txq + index; 1228a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1229a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_txq_reclaim(hw, index, 1); 1230a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 123145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek kfree(txq->skb); 123245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->skb = NULL; 1233a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1234a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_free_consistent(priv->pdev, 1235a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_TX_DESCS * sizeof(struct mwl8k_tx_desc), 123645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->txd, txq->txd_dma); 123745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->txd = NULL; 1238a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1239a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1240a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 1241a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmwl8k_txq_xmit(struct ieee80211_hw *hw, int index, struct sk_buff *skb) 1242a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1243a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1244a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_tx_info *tx_info; 124523b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek struct mwl8k_vif *mwl8k_vif; 1246a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hdr *wh; 1247a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq; 1248a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_desc *tx; 1249a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr_t dma; 125023b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek u32 txstatus; 125123b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek u8 txdatarate; 125223b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek u16 qos; 1253a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 125423b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek wh = (struct ieee80211_hdr *)skb->data; 125523b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek if (ieee80211_is_data_qos(wh->frame_control)) 125623b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek qos = le16_to_cpu(*((__le16 *)ieee80211_get_qos_ctl(wh))); 125723b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek else 125823b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek qos = 0; 1259a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 126076266b2ad38c33fb2c1475cfeb35ed070adaba2bLennert Buytenhek mwl8k_add_dma_header(skb); 126123b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek wh = &((struct mwl8k_dma_data *)skb->data)->wh; 1262a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1263a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_info = IEEE80211_SKB_CB(skb); 1264a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_vif = MWL8K_VIF(tx_info->control.vif); 1265a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1266a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (tx_info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ) { 1267a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 seqno = mwl8k_vif->seqno; 126823b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek 1269a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek wh->seq_ctrl &= cpu_to_le16(IEEE80211_SCTL_FRAG); 1270a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek wh->seq_ctrl |= cpu_to_le16(seqno << 4); 1271a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_vif->seqno = seqno++ % 4096; 1272a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1273a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 127423b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek /* Setup firmware control bit fields for each frame type. */ 127523b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txstatus = 0; 127623b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txdatarate = 0; 127723b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek if (ieee80211_is_mgmt(wh->frame_control) || 127823b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek ieee80211_is_ctl(wh->frame_control)) { 127923b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txdatarate = 0; 128023b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek qos = mwl8k_qos_setbit_eosp(qos); 128123b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek /* Set Queue size to unspecified */ 128223b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek qos = mwl8k_qos_setbit_qlen(qos, 0xff); 128323b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek } else if (ieee80211_is_data(wh->frame_control)) { 128423b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txdatarate = 1; 128523b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek if (is_multicast_ether_addr(wh->addr1)) 128623b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txstatus |= MWL8K_TXD_STATUS_MULTICAST_TX; 128723b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek 128823b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek /* Send pkt in an aggregate if AMPDU frame. */ 128923b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek if (tx_info->flags & IEEE80211_TX_CTL_AMPDU) 129023b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek qos = mwl8k_qos_setbit_ack(qos, 129123b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek MWL8K_TXD_ACK_POLICY_BLOCKACK); 129223b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek else 129323b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek qos = mwl8k_qos_setbit_ack(qos, 129423b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek MWL8K_TXD_ACK_POLICY_NORMAL); 129523b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek 129623b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek if (qos & IEEE80211_QOS_CONTROL_A_MSDU_PRESENT) 129723b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek qos = mwl8k_qos_setbit_amsdu(qos); 129823b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek } 1299a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1300a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma = pci_map_single(priv->pdev, skb->data, 1301a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek skb->len, PCI_DMA_TODEVICE); 1302a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1303a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (pci_dma_mapping_error(priv->pdev, dma)) { 1304a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_DEBUG "%s: failed to dma map skb, " 1305c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek "dropping TX frame.\n", wiphy_name(hw->wiphy)); 130623b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek dev_kfree_skb(skb); 1307a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return NETDEV_TX_OK; 1308a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1309a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 131023b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek spin_lock_bh(&priv->tx_lock); 1311a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 131223b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txq = priv->txq + index; 1313a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 131445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek BUG_ON(txq->skb[txq->tail] != NULL); 131545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->skb[txq->tail] = skb; 1316a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 131745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx = txq->txd + txq->tail; 131823b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek tx->data_rate = txdatarate; 131923b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek tx->tx_priority = index; 1320a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx->qos_control = cpu_to_le16(qos); 1321a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx->pkt_phys_addr = cpu_to_le32(dma); 1322a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx->pkt_len = cpu_to_le16(skb->len); 132323b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek tx->rate_info = 0; 132423b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek tx->peer_id = mwl8k_vif->peer_id; 1325a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek wmb(); 132623b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek tx->status = cpu_to_le32(MWL8K_TXD_STATUS_FW_OWNED | txstatus); 132723b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek 132845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->stats.count++; 132945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->stats.len++; 1330a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->pending_tx_pkts++; 1331a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 133245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->tail++; 133345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (txq->tail == MWL8K_TX_DESCS) 133445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->tail = 0; 133523b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek 133645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (txq->head == txq->tail) 1337a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_stop_queue(hw, index); 1338a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 133923b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek mwl8k_tx_start(priv); 1340a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1341a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_unlock_bh(&priv->tx_lock); 1342a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1343a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return NETDEV_TX_OK; 1344a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1345a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1346a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1347a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1348618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * Firmware access. 1349618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * 1350618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * We have the following requirements for issuing firmware commands: 1351618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * - Some commands require that the packet transmit path is idle when 1352618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * the command is issued. (For simplicity, we'll just quiesce the 1353618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * transmit path for every command.) 1354618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * - There are certain sequences of commands that need to be issued to 1355618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * the hardware sequentially, with no other intervening commands. 1356618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * 1357618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * This leads to an implementation of a "firmware lock" as a mutex that 1358618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * can be taken recursively, and which is taken by both the low-level 1359618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * command submission function (mwl8k_post_cmd) as well as any users of 1360618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * that function that require issuing of an atomic sequence of commands, 1361618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * and quiesces the transmit path whenever it's taken. 1362618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek */ 1363618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhekstatic int mwl8k_fw_lock(struct ieee80211_hw *hw) 1364618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek{ 1365618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1366618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1367618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (priv->fw_mutex_owner != current) { 1368618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek int rc; 1369618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1370618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mutex_lock(&priv->fw_mutex); 1371618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek ieee80211_stop_queues(hw); 1372618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1373618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek rc = mwl8k_tx_wait_empty(hw); 1374618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (rc) { 1375618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek ieee80211_wake_queues(hw); 1376618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mutex_unlock(&priv->fw_mutex); 1377618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1378618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek return rc; 1379618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek } 1380618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1381618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_owner = current; 1382618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek } 1383618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1384618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_depth++; 1385618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1386618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek return 0; 1387618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek} 1388618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1389618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhekstatic void mwl8k_fw_unlock(struct ieee80211_hw *hw) 1390618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek{ 1391618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1392618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1393618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (!--priv->fw_mutex_depth) { 1394618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek ieee80211_wake_queues(hw); 1395618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_owner = NULL; 1396618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mutex_unlock(&priv->fw_mutex); 1397618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek } 1398618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek} 1399618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1400618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1401618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek/* 1402a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Command processing. 1403a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1404a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1405a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Timeout firmware commands after 2000ms */ 1406a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_TIMEOUT_MS 2000 1407a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1408a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_post_cmd(struct ieee80211_hw *hw, struct mwl8k_cmd_pkt *cmd) 1409a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1410a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek DECLARE_COMPLETION_ONSTACK(cmd_wait); 1411a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1412a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek void __iomem *regs = priv->regs; 1413a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr_t dma_addr; 1414a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek unsigned int dma_size; 1415a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1416a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek unsigned long timeout = 0; 1417a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u8 buf[32]; 1418a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1419c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek cmd->result = 0xffff; 1420a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_size = le16_to_cpu(cmd->length); 1421a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr = pci_map_single(priv->pdev, cmd, dma_size, 1422a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek PCI_DMA_BIDIRECTIONAL); 1423a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (pci_dma_mapping_error(priv->pdev, dma_addr)) 1424a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1425a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1426618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek rc = mwl8k_fw_lock(hw); 142739a1e42eb4d0a2bc3f1211e9012bd23734ab86dbLennert Buytenhek if (rc) { 142839a1e42eb4d0a2bc3f1211e9012bd23734ab86dbLennert Buytenhek pci_unmap_single(priv->pdev, dma_addr, dma_size, 142939a1e42eb4d0a2bc3f1211e9012bd23734ab86dbLennert Buytenhek PCI_DMA_BIDIRECTIONAL); 1430618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek return rc; 143139a1e42eb4d0a2bc3f1211e9012bd23734ab86dbLennert Buytenhek } 1432a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1433a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->hostcmd_wait = &cmd_wait; 1434a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(dma_addr, regs + MWL8K_HIU_GEN_PTR); 1435a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DOORBELL, 1436a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 1437a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DUMMY, 1438a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 1439a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1440a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek timeout = wait_for_completion_timeout(&cmd_wait, 1441a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek msecs_to_jiffies(MWL8K_CMD_TIMEOUT_MS)); 1442a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1443618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->hostcmd_wait = NULL; 1444618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1445618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mwl8k_fw_unlock(hw); 1446618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 144737055bd455b31b8220c35a1ede9c6aceb791cc88Lennert Buytenhek pci_unmap_single(priv->pdev, dma_addr, dma_size, 144837055bd455b31b8220c35a1ede9c6aceb791cc88Lennert Buytenhek PCI_DMA_BIDIRECTIONAL); 144937055bd455b31b8220c35a1ede9c6aceb791cc88Lennert Buytenhek 1450a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!timeout) { 1451a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: Command %s timeout after %u ms\n", 1452c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy), 1453a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_cmd_name(cmd->code, buf, sizeof(buf)), 1454a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMD_TIMEOUT_MS); 1455a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -ETIMEDOUT; 1456a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } else { 1457ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek rc = cmd->result ? -EINVAL : 0; 1458a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 1459a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: Command %s error 0x%x\n", 1460c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy), 1461a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_cmd_name(cmd->code, buf, sizeof(buf)), 146276c962a204f8d36b762440aa941fcea3d44e2fd2Lennert Buytenhek le16_to_cpu(cmd->result)); 1463a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1464a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1465a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1466a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1467a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1468a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1469a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * GET_HW_SPEC. 1470a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1471a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_get_hw_spec { 1472a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1473a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 hw_rev; 1474a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 host_interface; 1475a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 num_mcaddrs; 1476d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek __u8 perm_addr[ETH_ALEN]; 1477a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 region_code; 1478a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 fw_rev; 1479a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 ps_cookie; 1480a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 caps; 1481a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 mcs_bitmap[16]; 1482a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 rx_queue_ptr; 1483a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 num_tx_queues; 1484a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 tx_queue_ptrs[MWL8K_TX_QUEUES]; 1485a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 caps2; 1486a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 num_tx_desc_per_queue; 148745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek __le32 total_rxd; 1488a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1489a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1490a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_get_hw_spec(struct ieee80211_hw *hw) 1491a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1492a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1493a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_get_hw_spec *cmd; 1494a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1495a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 1496a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1497a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 1498a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1499a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1500a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1501a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_GET_HW_SPEC); 1502a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 1503a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1504a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memset(cmd->perm_addr, 0xff, sizeof(cmd->perm_addr)); 1505a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->ps_cookie = cpu_to_le32(priv->cookie_dma); 150645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek cmd->rx_queue_ptr = cpu_to_le32(priv->rxq[0].rxd_dma); 15074ff6432ea620ba467e50ec04b8271ea0eb94e62eLennert Buytenhek cmd->num_tx_queues = cpu_to_le32(MWL8K_TX_QUEUES); 1508a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 150945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek cmd->tx_queue_ptrs[i] = cpu_to_le32(priv->txq[i].txd_dma); 15104ff6432ea620ba467e50ec04b8271ea0eb94e62eLennert Buytenhek cmd->num_tx_desc_per_queue = cpu_to_le32(MWL8K_TX_DESCS); 151145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek cmd->total_rxd = cpu_to_le32(MWL8K_RX_DESCS); 1512a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1513a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 1514a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1515a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc) { 1516a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek SET_IEEE80211_PERM_ADDR(hw, cmd->perm_addr); 1517a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->num_mcaddrs = le16_to_cpu(cmd->num_mcaddrs); 15184ff6432ea620ba467e50ec04b8271ea0eb94e62eLennert Buytenhek priv->fw_rev = le32_to_cpu(cmd->fw_rev); 1519a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->hw_rev = cmd->hw_rev; 1520a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1521a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1522a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 1523a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1524a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1525a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1526a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1527a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_MAC_MULTICAST_ADR. 1528a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1529a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_mac_multicast_adr { 1530a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1531a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 1532a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 numaddr; 1533ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek __u8 addr[0][ETH_ALEN]; 1534a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 1535a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1536d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek#define MWL8K_ENABLE_RX_DIRECTED 0x0001 1537d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek#define MWL8K_ENABLE_RX_MULTICAST 0x0002 1538d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek#define MWL8K_ENABLE_RX_ALL_MULTICAST 0x0004 1539d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek#define MWL8K_ENABLE_RX_BROADCAST 0x0008 1540ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek 1541e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhekstatic struct mwl8k_cmd_pkt * 1542447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek__mwl8k_cmd_mac_multicast_adr(struct ieee80211_hw *hw, int allmulti, 1543e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek int mc_count, struct dev_addr_list *mclist) 1544a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1545e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1546a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_mac_multicast_adr *cmd; 1547e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek int size; 1548e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 1549447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek if (allmulti || mc_count > priv->num_mcaddrs) { 1550d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek allmulti = 1; 1551d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek mc_count = 0; 1552d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek } 1553e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 1554e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek size = sizeof(*cmd) + mc_count * ETH_ALEN; 1555ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek 1556e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek cmd = kzalloc(size, GFP_ATOMIC); 1557a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1558e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek return NULL; 1559a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1560a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_MAC_MULTICAST_ADR); 1561a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(size); 1562d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek cmd->action = cpu_to_le16(MWL8K_ENABLE_RX_DIRECTED | 1563d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek MWL8K_ENABLE_RX_BROADCAST); 1564d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek 1565d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek if (allmulti) { 1566d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek cmd->action |= cpu_to_le16(MWL8K_ENABLE_RX_ALL_MULTICAST); 1567d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek } else if (mc_count) { 1568d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek int i; 1569d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek 1570d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek cmd->action |= cpu_to_le16(MWL8K_ENABLE_RX_MULTICAST); 1571d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek cmd->numaddr = cpu_to_le16(mc_count); 1572d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek for (i = 0; i < mc_count && mclist; i++) { 1573d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek if (mclist->da_addrlen != ETH_ALEN) { 1574d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek kfree(cmd); 1575d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek return NULL; 1576d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek } 1577d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek memcpy(cmd->addr[i], mclist->da_addr, ETH_ALEN); 1578d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek mclist = mclist->next; 1579a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1580a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1581a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1582e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek return &cmd->header; 1583a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1584a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1585a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1586a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_802_11_GET_STAT. 1587a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1588a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_802_11_get_stat { 1589a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1590a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 stats[64]; 1591a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1592a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1593a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STAT_ACK_FAILURE 9 1594a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STAT_RTS_FAILURE 12 1595a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STAT_FCS_ERROR 24 1596a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STAT_RTS_SUCCESS 11 1597a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1598a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_802_11_get_stat(struct ieee80211_hw *hw, 1599a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_low_level_stats *stats) 1600a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1601a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_802_11_get_stat *cmd; 1602a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1603a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1604a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 1605a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1606a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1607a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1608a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_GET_STAT); 1609a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 1610a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1611a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 1612a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc) { 1613a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek stats->dot11ACKFailureCount = 1614a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek le32_to_cpu(cmd->stats[MWL8K_STAT_ACK_FAILURE]); 1615a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek stats->dot11RTSFailureCount = 1616a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek le32_to_cpu(cmd->stats[MWL8K_STAT_RTS_FAILURE]); 1617a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek stats->dot11FCSErrorCount = 1618a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek le32_to_cpu(cmd->stats[MWL8K_STAT_FCS_ERROR]); 1619a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek stats->dot11RTSSuccessCount = 1620a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek le32_to_cpu(cmd->stats[MWL8K_STAT_RTS_SUCCESS]); 1621a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1622a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 1623a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1624a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1625a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1626a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1627a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1628a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_802_11_RADIO_CONTROL. 1629a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1630a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_802_11_radio_control { 1631a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1632a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 1633a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 control; 1634a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 radio_on; 1635a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1636a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1637c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhekstatic int 1638c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhekmwl8k_cmd_802_11_radio_control(struct ieee80211_hw *hw, bool enable, bool force) 1639a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1640a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1641a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_802_11_radio_control *cmd; 1642a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1643a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1644c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek if (enable == priv->radio_on && !force) 1645a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 1646a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1647a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 1648a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1649a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1650a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1651a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_RADIO_CONTROL); 1652a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 1653a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 165468ce38845c23443b15e374fb7362916c1231278eLennert Buytenhek cmd->control = cpu_to_le16(priv->radio_short_preamble ? 3 : 1); 1655a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->radio_on = cpu_to_le16(enable ? 0x0001 : 0x0000); 1656a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1657a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 1658a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 1659a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1660a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc) 1661c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek priv->radio_on = enable; 1662a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1663a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1664a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1665a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1666c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhekstatic int mwl8k_cmd_802_11_radio_disable(struct ieee80211_hw *hw) 1667c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek{ 1668c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek return mwl8k_cmd_802_11_radio_control(hw, 0, 0); 1669c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek} 1670c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek 1671c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhekstatic int mwl8k_cmd_802_11_radio_enable(struct ieee80211_hw *hw) 1672c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek{ 1673c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek return mwl8k_cmd_802_11_radio_control(hw, 1, 0); 1674c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek} 1675c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek 1676a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 1677a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmwl8k_set_radio_preamble(struct ieee80211_hw *hw, bool short_preamble) 1678a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1679a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv; 1680a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1681a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (hw == NULL || hw->priv == NULL) 1682a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -EINVAL; 1683a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv = hw->priv; 1684a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 168568ce38845c23443b15e374fb7362916c1231278eLennert Buytenhek priv->radio_short_preamble = short_preamble; 1686a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1687c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek return mwl8k_cmd_802_11_radio_control(hw, 1, 1); 1688a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1689a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1690a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1691a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_802_11_RF_TX_POWER. 1692a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1693a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TX_POWER_LEVEL_TOTAL 8 1694a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1695a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_802_11_rf_tx_power { 1696a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1697a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 1698a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 support_level; 1699a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 current_level; 1700a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 reserved; 1701a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 power_level_list[MWL8K_TX_POWER_LEVEL_TOTAL]; 1702a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1703a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1704a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_802_11_rf_tx_power(struct ieee80211_hw *hw, int dBm) 1705a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1706a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_802_11_rf_tx_power *cmd; 1707a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1708a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1709a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 1710a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1711a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1712a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1713a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_RF_TX_POWER); 1714a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 1715a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 1716a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->support_level = cpu_to_le16(dBm); 1717a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1718a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 1719a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 1720a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1721a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1722a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1723a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1724a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1725a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_PRE_SCAN. 1726a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1727a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_pre_scan { 1728a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1729a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1730a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1731a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_set_pre_scan(struct ieee80211_hw *hw) 1732a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1733a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_pre_scan *cmd; 1734a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1735a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1736a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 1737a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1738a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1739a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1740a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_PRE_SCAN); 1741a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 1742a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1743a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 1744a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 1745a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1746a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1747a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1748a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1749a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1750a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_POST_SCAN. 1751a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1752a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_post_scan { 1753a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1754a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 isibss; 1755d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek __u8 bssid[ETH_ALEN]; 1756a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1757a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1758a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 1759ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhekmwl8k_cmd_set_post_scan(struct ieee80211_hw *hw, __u8 *mac) 1760a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1761a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_post_scan *cmd; 1762a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1763a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1764a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 1765a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1766a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1767a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1768a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_POST_SCAN); 1769a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 1770a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->isibss = 0; 1771d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek memcpy(cmd->bssid, mac, ETH_ALEN); 1772a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1773a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 1774a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 1775a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1776a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1777a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1778a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1779a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1780a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_RF_CHANNEL. 1781a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1782a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_rf_channel { 1783a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1784a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 1785a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 current_channel; 1786a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 channel_flags; 1787a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1788a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1789a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_set_rf_channel(struct ieee80211_hw *hw, 1790a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_channel *channel) 1791a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1792a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_rf_channel *cmd; 1793a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1794a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1795a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 1796a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1797a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1798a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1799a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_RF_CHANNEL); 1800a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 1801a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 1802a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->current_channel = channel->hw_value; 1803a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (channel->band == IEEE80211_BAND_2GHZ) 1804a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->channel_flags = cpu_to_le32(0x00000081); 1805a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek else 1806a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->channel_flags = cpu_to_le32(0x00000000); 1807a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1808a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 1809a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 1810a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1811a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1812a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1813a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1814a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1815a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_SLOT. 1816a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1817a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_slot { 1818a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1819a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 1820a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 short_slot; 1821a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1822a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 18235539bb51295f2c9300a6e467a29bb62bcfe9f4bcLennert Buytenhekstatic int mwl8k_cmd_set_slot(struct ieee80211_hw *hw, bool short_slot_time) 1824a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1825a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_slot *cmd; 1826a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1827a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1828a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 1829a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1830a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1831a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1832a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_SLOT); 1833a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 1834a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 18355539bb51295f2c9300a6e467a29bb62bcfe9f4bcLennert Buytenhek cmd->short_slot = short_slot_time; 1836a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1837a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 1838a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 1839a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1840a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1841a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1842a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1843a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1844a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_MIMO_CONFIG. 1845a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1846a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_mimo_config { 1847a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1848a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 action; 1849a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 rx_antenna_map; 1850a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 tx_antenna_map; 1851a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1852a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1853a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_mimo_config(struct ieee80211_hw *hw, __u8 rx, __u8 tx) 1854a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1855a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_mimo_config *cmd; 1856a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1857a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1858a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 1859a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1860a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1861a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1862a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_MIMO_CONFIG); 1863a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 1864a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le32((u32)MWL8K_CMD_SET); 1865a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->rx_antenna_map = rx; 1866a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->tx_antenna_map = tx; 1867a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1868a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 1869a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 1870a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1871a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1872a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1873a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1874a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1875a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_ENABLE_SNIFFER. 1876a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1877a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_enable_sniffer { 1878a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1879a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 action; 1880a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1881a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1882a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_enable_sniffer(struct ieee80211_hw *hw, bool enable) 1883a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1884a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_enable_sniffer *cmd; 1885a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1886a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1887a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 1888a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1889a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1890a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1891a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_ENABLE_SNIFFER); 1892a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 1893ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek cmd->action = cpu_to_le32(!!enable); 1894a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1895a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 1896a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 1897a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1898a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1899a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1900a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1901a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 190232060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek * CMD_SET_MAC_ADDR. 190332060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek */ 190432060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhekstruct mwl8k_cmd_set_mac_addr { 190532060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek struct mwl8k_cmd_pkt header; 190632060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek __u8 mac_addr[ETH_ALEN]; 190732060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek} __attribute__((packed)); 190832060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 190932060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhekstatic int mwl8k_set_mac_addr(struct ieee80211_hw *hw, u8 *mac) 191032060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek{ 191132060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek struct mwl8k_cmd_set_mac_addr *cmd; 191232060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek int rc; 191332060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 191432060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 191532060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek if (cmd == NULL) 191632060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek return -ENOMEM; 191732060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 191832060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_MAC_ADDR); 191932060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 192032060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek memcpy(cmd->mac_addr, mac, ETH_ALEN); 192132060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 192232060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 192332060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek kfree(cmd); 192432060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 192532060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek return rc; 192632060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek} 192732060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 192832060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 192932060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek/* 1930ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek * CMD_SET_RATEADAPT_MODE. 1931a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1932a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_rate_adapt_mode { 1933a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1934a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 1935a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 mode; 1936a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1937a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1938a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_setrateadaptmode(struct ieee80211_hw *hw, __u16 mode) 1939a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1940a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_rate_adapt_mode *cmd; 1941a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1942a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1943a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 1944a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1945a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1946a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1947a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_RATEADAPT_MODE); 1948a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 1949a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 1950a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->mode = cpu_to_le16(mode); 1951a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1952a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 1953a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 1954a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1955a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1956a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1957a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1958a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1959a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_WMM_MODE. 1960a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1961a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_wmm { 1962a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1963a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 1964a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1965a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1966a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_set_wmm(struct ieee80211_hw *hw, bool enable) 1967a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1968a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1969a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_wmm *cmd; 1970a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1971a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1972a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 1973a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1974a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1975a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1976a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_WMM_MODE); 1977a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 19780439b1f55646ea944b0d58337f5065b79a1c1be0Lennert Buytenhek cmd->action = cpu_to_le16(!!enable); 1979a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1980a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 1981a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 1982a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1983a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc) 19840439b1f55646ea944b0d58337f5065b79a1c1be0Lennert Buytenhek priv->wmm_enabled = enable; 1985a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1986a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1987a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1988a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1989a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1990a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_RTS_THRESHOLD. 1991a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1992a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_rts_threshold { 1993a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1994a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 1995a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 threshold; 1996a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1997a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1998a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_rts_threshold(struct ieee80211_hw *hw, 1999733d3067d3fb168fbbd008cb0ebf5ad2027030f3Lennert Buytenhek u16 action, u16 threshold) 2000a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2001a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_rts_threshold *cmd; 2002a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2003a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2004a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2005a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2006a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2007a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2008a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_RTS_THRESHOLD); 2009a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2010a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(action); 2011733d3067d3fb168fbbd008cb0ebf5ad2027030f3Lennert Buytenhek cmd->threshold = cpu_to_le16(threshold); 2012a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2013a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2014a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2015a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2016a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2017a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2018a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2019a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2020a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_EDCA_PARAMS. 2021a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2022a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_edca_params { 2023a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2024a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2025a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* See MWL8K_SET_EDCA_XXX below */ 2026a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 2027a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2028a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* TX opportunity in units of 32 us */ 2029a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 txop; 2030a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2031a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Log exponent of max contention period: 0...15*/ 2032a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 log_cw_max; 2033a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2034a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Log exponent of min contention period: 0...15 */ 2035a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 log_cw_min; 2036a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2037a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Adaptive interframe spacing in units of 32us */ 2038a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 aifs; 2039a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2040a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* TX queue to configure */ 2041a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 txq; 2042a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2043a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2044a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_SET_EDCA_CW 0x01 2045a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_SET_EDCA_TXOP 0x02 2046a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_SET_EDCA_AIFS 0x04 2047a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2048a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_SET_EDCA_ALL (MWL8K_SET_EDCA_CW | \ 2049a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_SET_EDCA_TXOP | \ 2050a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_SET_EDCA_AIFS) 2051a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2052a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 2053a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmwl8k_set_edca_params(struct ieee80211_hw *hw, __u8 qnum, 2054a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u16 cw_min, __u16 cw_max, 2055a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 aifs, __u16 txop) 2056a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2057a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_edca_params *cmd; 2058a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2059a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2060a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2061a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2062a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2063a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 206422995b2411d4c5bbd832a54c4ef6ad3e24a2a34bLennert Buytenhek /* 206522995b2411d4c5bbd832a54c4ef6ad3e24a2a34bLennert Buytenhek * Queues 0 (BE) and 1 (BK) are swapped in hardware for 206622995b2411d4c5bbd832a54c4ef6ad3e24a2a34bLennert Buytenhek * this call. 206722995b2411d4c5bbd832a54c4ef6ad3e24a2a34bLennert Buytenhek */ 206822995b2411d4c5bbd832a54c4ef6ad3e24a2a34bLennert Buytenhek qnum ^= !(qnum >> 1); 206922995b2411d4c5bbd832a54c4ef6ad3e24a2a34bLennert Buytenhek 2070a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_EDCA_PARAMS); 2071a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2072a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_SET_EDCA_ALL); 2073a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->txop = cpu_to_le16(txop); 2074ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek cmd->log_cw_max = (u8)ilog2(cw_max + 1); 2075ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek cmd->log_cw_min = (u8)ilog2(cw_min + 1); 2076a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->aifs = aifs; 2077a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->txq = qnum; 2078a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2079a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2080a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2081a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2082a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2083a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2084a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2085a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2086a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_FINALIZE_JOIN. 2087a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2088a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2089a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* FJ beacon buffer size is compiled into the firmware. */ 2090a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_FJ_BEACON_MAXLEN 128 2091a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2092a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_finalize_join { 2093a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2094a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 sleep_interval; /* Number of beacon periods to sleep */ 2095a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 beacon_data[MWL8K_FJ_BEACON_MAXLEN]; 2096a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2097a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2098a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_finalize_join(struct ieee80211_hw *hw, void *frame, 2099a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u16 framelen, __u16 dtim) 2100a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2101a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_finalize_join *cmd; 2102a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_mgmt *payload = frame; 2103a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 hdrlen; 2104a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 payload_len; 2105a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2106a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2107a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (frame == NULL) 2108a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -EINVAL; 2109a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2110a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2111a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2112a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2113a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2114a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_FINALIZE_JOIN); 2115a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2116ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek cmd->sleep_interval = cpu_to_le32(dtim ? dtim : 1); 2117a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2118a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hdrlen = ieee80211_hdrlen(payload->frame_control); 2119a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2120a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek payload_len = framelen > hdrlen ? framelen - hdrlen : 0; 2121a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2122a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* XXX TBD Might just have to abort and return an error */ 2123a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (payload_len > MWL8K_FJ_BEACON_MAXLEN) 2124a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s(): WARNING: Incomplete beacon " 2125c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek "sent to firmware. Sz=%u MAX=%u\n", __func__, 2126c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek payload_len, MWL8K_FJ_BEACON_MAXLEN); 2127a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2128ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek if (payload_len > MWL8K_FJ_BEACON_MAXLEN) 2129ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek payload_len = MWL8K_FJ_BEACON_MAXLEN; 2130a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2131a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (payload && payload_len) 2132a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memcpy(cmd->beacon_data, &payload->u.beacon, payload_len); 2133a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2134a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2135a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2136a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2137a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2138a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2139a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2140a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_UPDATE_STADB. 2141a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2142a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_update_sta_db { 2143a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2144a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2145a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* See STADB_ACTION_TYPE */ 2146a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 action; 2147a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2148a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Peer MAC address */ 2149d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek __u8 peer_addr[ETH_ALEN]; 2150a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2151a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 reserved; 2152a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2153a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Peer info - valid during add/update. */ 2154a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct peer_capability_info peer_info; 2155a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2156a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2157a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_update_sta_db(struct ieee80211_hw *hw, 2158a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_vif *vif, __u32 action) 2159a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2160a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_vif *mv_vif = MWL8K_VIF(vif); 2161a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_bss_conf *info = &mv_vif->bss_info; 2162a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_update_sta_db *cmd; 2163a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct peer_capability_info *peer_info; 2164a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_rate *bitrates = mv_vif->legacy_rates; 2165a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2166a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 count, *rates; 2167a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2168a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2169a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2170a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2171a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2172a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_UPDATE_STADB); 2173a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2174a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2175a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le32(action); 2176a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek peer_info = &cmd->peer_info; 2177d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek memcpy(cmd->peer_addr, mv_vif->bssid, ETH_ALEN); 2178a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2179a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek switch (action) { 2180a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek case MWL8K_STA_DB_ADD_ENTRY: 2181a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek case MWL8K_STA_DB_MODIFY_ENTRY: 2182a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Build peer_info block */ 2183a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek peer_info->peer_type = MWL8K_PEER_TYPE_ACCESSPOINT; 2184a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek peer_info->basic_caps = cpu_to_le16(info->assoc_capability); 2185a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek peer_info->interop = 1; 2186a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek peer_info->amsdu_enabled = 0; 2187a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2188a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rates = peer_info->legacy_rates; 2189ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek for (count = 0; count < mv_vif->legacy_nrates; count++) 2190a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rates[count] = bitrates[count].hw_value; 2191a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2192a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2193a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc == 0) 2194a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mv_vif->peer_id = peer_info->station_id; 2195a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2196a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 2197a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2198a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek case MWL8K_STA_DB_DEL_ENTRY: 2199a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek case MWL8K_STA_DB_FLUSH: 2200a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek default: 2201a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2202a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc == 0) 2203a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mv_vif->peer_id = 0; 2204a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 2205a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2206a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2207a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2208a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2209a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2210a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2211a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2212a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_AID. 2213a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2214a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_RATE_INDEX_MAX_ARRAY 14 2215a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2216a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_FRAME_PROT_DISABLED 0x00 2217a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_FRAME_PROT_11G 0x07 2218a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_FRAME_PROT_11N_HT_40MHZ_ONLY 0x02 2219a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_FRAME_PROT_11N_HT_ALL 0x06 2220a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2221a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_update_set_aid { 2222a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2223a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 aid; 2224a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2225a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* AP's MAC address (BSSID) */ 2226d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek __u8 bssid[ETH_ALEN]; 2227a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 protection_mode; 2228a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 supp_rates[MWL8K_RATE_INDEX_MAX_ARRAY]; 2229a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2230a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2231a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_set_aid(struct ieee80211_hw *hw, 2232a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_vif *vif) 2233a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2234a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_vif *mv_vif = MWL8K_VIF(vif); 2235a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_bss_conf *info = &mv_vif->bss_info; 2236a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_update_set_aid *cmd; 2237a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_rate *bitrates = mv_vif->legacy_rates; 2238a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int count; 2239a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 prot_mode; 2240a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2241a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2242a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2243a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2244a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2245a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2246a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_AID); 2247a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2248a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->aid = cpu_to_le16(info->aid); 2249a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2250d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek memcpy(cmd->bssid, mv_vif->bssid, ETH_ALEN); 2251a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2252a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (info->use_cts_prot) { 2253a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek prot_mode = MWL8K_FRAME_PROT_11G; 2254a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } else { 22559ed6bcce77f75d98af6ee07069deac6041948beeJohannes Berg switch (info->ht_operation_mode & 2256a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek IEEE80211_HT_OP_MODE_PROTECTION) { 2257a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek case IEEE80211_HT_OP_MODE_PROTECTION_20MHZ: 2258a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek prot_mode = MWL8K_FRAME_PROT_11N_HT_40MHZ_ONLY; 2259a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 2260a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek case IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED: 2261a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek prot_mode = MWL8K_FRAME_PROT_11N_HT_ALL; 2262a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 2263a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek default: 2264a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek prot_mode = MWL8K_FRAME_PROT_DISABLED; 2265a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 2266a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2267a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2268a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->protection_mode = cpu_to_le16(prot_mode); 2269a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2270a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (count = 0; count < mv_vif->legacy_nrates; count++) 2271a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->supp_rates[count] = bitrates[count].hw_value; 2272a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2273a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2274a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2275a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2276a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2277a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2278a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2279a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2280a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_RATE. 2281a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2282a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_update_rateset { 2283a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2284a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 legacy_rates[MWL8K_RATE_INDEX_MAX_ARRAY]; 2285a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2286a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Bitmap for supported MCS codes. */ 2287a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 mcs_set[MWL8K_IEEE_LEGACY_DATA_RATES]; 2288a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 reserved[MWL8K_IEEE_LEGACY_DATA_RATES]; 2289a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2290a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2291a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_update_rateset(struct ieee80211_hw *hw, 2292a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_vif *vif) 2293a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2294a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_vif *mv_vif = MWL8K_VIF(vif); 2295a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_update_rateset *cmd; 2296a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_rate *bitrates = mv_vif->legacy_rates; 2297a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int count; 2298a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2299a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2300a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2301a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2302a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2303a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2304a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_RATE); 2305a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2306a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2307a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (count = 0; count < mv_vif->legacy_nrates; count++) 2308a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->legacy_rates[count] = bitrates[count].hw_value; 2309a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2310a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2311a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2312a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2313a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2314a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2315a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2316a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2317a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_USE_FIXED_RATE. 2318a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2319a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_RATE_TABLE_SIZE 8 2320a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_UCAST_RATE 0 2321a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_USE_AUTO_RATE 0x0002 2322a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2323a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_rate_entry { 2324a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set to 1 if HT rate, 0 if legacy. */ 2325a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 is_ht_rate; 2326a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2327a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set to 1 to use retry_count field. */ 2328a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 enable_retry; 2329a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2330a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Specified legacy rate or MCS. */ 2331a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 rate; 2332a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2333a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Number of allowed retries. */ 2334a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 retry_count; 2335a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2336a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2337a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_rate_table { 2338a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 1 to allow specified rate and below */ 2339a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 allow_rate_drop; 2340a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 num_rates; 2341a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rate_entry rate_entry[MWL8K_RATE_TABLE_SIZE]; 2342a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2343a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2344a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_use_fixed_rate { 2345a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2346a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 action; 2347a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rate_table rate_table; 2348a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2349a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Unicast, Broadcast or Multicast */ 2350a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 rate_type; 2351a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 reserved1; 2352a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 reserved2; 2353a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2354a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2355a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_use_fixed_rate(struct ieee80211_hw *hw, 2356a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 action, u32 rate_type, struct mwl8k_rate_table *rate_table) 2357a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2358a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_use_fixed_rate *cmd; 2359a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int count; 2360a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2361a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2362a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2363a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2364a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2365a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2366a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_USE_FIXED_RATE); 2367a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2368a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2369a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le32(action); 2370a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->rate_type = cpu_to_le32(rate_type); 2371a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2372a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rate_table != NULL) { 2373c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek /* 2374c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek * Copy over each field manually so that endian 2375c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek * conversion can be done. 2376c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek */ 2377a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->rate_table.allow_rate_drop = 2378a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cpu_to_le32(rate_table->allow_rate_drop); 2379a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->rate_table.num_rates = 2380a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cpu_to_le32(rate_table->num_rates); 2381a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2382a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (count = 0; count < rate_table->num_rates; count++) { 2383a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rate_entry *dst = 2384a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek &cmd->rate_table.rate_entry[count]; 2385a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rate_entry *src = 2386a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek &rate_table->rate_entry[count]; 2387a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2388a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dst->is_ht_rate = cpu_to_le32(src->is_ht_rate); 2389a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dst->enable_retry = cpu_to_le32(src->enable_retry); 2390a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dst->rate = cpu_to_le32(src->rate); 2391a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dst->retry_count = cpu_to_le32(src->retry_count); 2392a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2393a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2394a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2395a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2396a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2397a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2398a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2399a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2400a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2401a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2402a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2403a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Interrupt handling. 2404a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2405a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic irqreturn_t mwl8k_interrupt(int irq, void *dev_id) 2406a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2407a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hw *hw = dev_id; 2408a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2409a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 status; 2410a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2411a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek status = ioread32(priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS); 2412a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(~status, priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS); 2413a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2414a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!status) 2415a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return IRQ_NONE; 2416a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2417a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_A2H_INT_TX_DONE) 2418a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tasklet_schedule(&priv->tx_reclaim_task); 2419a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2420a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_A2H_INT_RX_READY) { 2421a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek while (rxq_process(hw, 0, 1)) 2422a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rxq_refill(hw, 0, 1); 2423a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2424a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2425a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_A2H_INT_OPC_DONE) { 2426618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (priv->hostcmd_wait != NULL) 2427a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek complete(priv->hostcmd_wait); 2428a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2429a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2430a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_A2H_INT_QUEUE_EMPTY) { 2431618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (!mutex_is_locked(&priv->fw_mutex) && 243288de754ad59025eba797e7a8375807755577f450Lennert Buytenhek priv->radio_on && priv->pending_tx_pkts) 2433618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mwl8k_tx_start(priv); 2434a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2435a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2436a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return IRQ_HANDLED; 2437a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2438a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2439a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2440a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2441a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Core driver operations. 2442a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2443a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_tx(struct ieee80211_hw *hw, struct sk_buff *skb) 2444a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2445a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2446a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int index = skb_get_queue_mapping(skb); 2447a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2448a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2449a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->current_channel == NULL) { 2450a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_DEBUG "%s: dropped TX frame since radio " 2451c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek "disabled\n", wiphy_name(hw->wiphy)); 2452a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dev_kfree_skb(skb); 2453a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return NETDEV_TX_OK; 2454a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2455a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2456a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_txq_xmit(hw, index, skb); 2457a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2458a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2459a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2460a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2461a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_start(struct ieee80211_hw *hw) 2462a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2463a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2464a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2465a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2466a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = request_irq(priv->pdev->irq, &mwl8k_interrupt, 2467a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek IRQF_SHARED, MWL8K_NAME, hw); 2468a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 2469a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to register IRQ handler\n", 2470c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 24712ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek return -EIO; 2472a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2473a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 24742ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek /* Enable tx reclaim tasklet */ 24752ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek tasklet_enable(&priv->tx_reclaim_task); 24762ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek 2477a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Enable interrupts */ 2478c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek iowrite32(MWL8K_A2H_EVENTS, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 2479a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 24802ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek rc = mwl8k_fw_lock(hw); 24812ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek if (!rc) { 24822ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek rc = mwl8k_cmd_802_11_radio_enable(hw); 2483a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 24842ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek if (!rc) 24852ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek rc = mwl8k_cmd_set_pre_scan(hw); 2486a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 24872ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek if (!rc) 24882ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek rc = mwl8k_cmd_set_post_scan(hw, 24892ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek "\x00\x00\x00\x00\x00\x00"); 24902ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek 24912ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek if (!rc) 24922ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek rc = mwl8k_cmd_setrateadaptmode(hw, 0); 2493a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 24942ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek if (!rc) 24952ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek rc = mwl8k_set_wmm(hw, 0); 2496a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 24972ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek if (!rc) 24982ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek rc = mwl8k_enable_sniffer(hw, 0); 2499a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 25002ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek mwl8k_fw_unlock(hw); 25012ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek } 25022ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek 25032ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek if (rc) { 25042ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 25052ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek free_irq(priv->pdev->irq, hw); 25062ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek tasklet_disable(&priv->tx_reclaim_task); 25072ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek } 2508a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2509a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2510a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2511a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2512a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_stop(struct ieee80211_hw *hw) 2513a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2514a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2515a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 2516a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2517d3cea0b85a31a98630c6fcf7373d486db9612a10Lennert Buytenhek mwl8k_cmd_802_11_radio_disable(hw); 2518a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2519a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_stop_queues(hw); 2520a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2521a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Disable interrupts */ 2522a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 2523a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek free_irq(priv->pdev->irq, hw); 2524a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2525a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Stop finalize join worker */ 2526a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cancel_work_sync(&priv->finalize_join_worker); 2527a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->beacon_skb != NULL) 2528a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dev_kfree_skb(priv->beacon_skb); 2529a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2530a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Stop tx reclaim tasklet */ 2531a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tasklet_disable(&priv->tx_reclaim_task); 2532a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2533a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Return all skbs to mac80211 */ 2534a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 2535a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_txq_reclaim(hw, i, 1); 2536a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2537a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2538a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_add_interface(struct ieee80211_hw *hw, 2539a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_if_init_conf *conf) 2540a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2541a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2542a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_vif *mwl8k_vif; 2543a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2544a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 2545a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * We only support one active interface at a time. 2546a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2547a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->vif != NULL) 2548a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -EBUSY; 2549a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2550a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 2551a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * We only support managed interfaces for now. 2552a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2553240e86efd60e6bc232a072273a7f7794bcb035e0Lennert Buytenhek if (conf->type != NL80211_IFTYPE_STATION) 2554a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -EINVAL; 2555a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2556a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek /* 2557a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * Reject interface creation if sniffer mode is active, as 2558a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * STA operation is mutually exclusive with hardware sniffer 2559a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * mode. 2560a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek */ 2561a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (priv->sniffer_enabled) { 2562a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek printk(KERN_INFO "%s: unable to create STA " 2563a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek "interface due to sniffer mode being enabled\n", 2564a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek wiphy_name(hw->wiphy)); 2565a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return -EINVAL; 2566a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 2567a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 2568a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Clean out driver private area */ 2569a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_vif = MWL8K_VIF(conf->vif); 2570a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memset(mwl8k_vif, 0, sizeof(*mwl8k_vif)); 2571a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 257232060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek /* Set and save the mac address */ 257332060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek mwl8k_set_mac_addr(hw, conf->mac_addr); 2574d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek memcpy(mwl8k_vif->mac_addr, conf->mac_addr, ETH_ALEN); 2575a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2576a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Back pointer to parent config block */ 2577a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_vif->priv = priv; 2578a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2579a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Setup initial PHY parameters */ 2580ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek memcpy(mwl8k_vif->legacy_rates, 2581a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->rates, sizeof(mwl8k_vif->legacy_rates)); 2582a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_vif->legacy_nrates = ARRAY_SIZE(priv->rates); 2583a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2584a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set Initial sequence number to zero */ 2585a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_vif->seqno = 0; 2586a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2587a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->vif = conf->vif; 2588a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->current_channel = NULL; 2589a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2590a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 2591a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2592a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2593a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_remove_interface(struct ieee80211_hw *hw, 2594a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_if_init_conf *conf) 2595a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2596a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2597a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2598a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->vif == NULL) 2599a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return; 2600a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 260132060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek mwl8k_set_mac_addr(hw, "\x00\x00\x00\x00\x00\x00"); 260232060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 2603a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->vif = NULL; 2604a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2605a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2606ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhekstatic int mwl8k_config(struct ieee80211_hw *hw, u32 changed) 2607a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2608a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_conf *conf = &hw->conf; 2609a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2610ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek int rc; 2611a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 26127595d67a06466cc00e3aae1b86544278b57481eeLennert Buytenhek if (conf->flags & IEEE80211_CONF_IDLE) { 26137595d67a06466cc00e3aae1b86544278b57481eeLennert Buytenhek mwl8k_cmd_802_11_radio_disable(hw); 26147595d67a06466cc00e3aae1b86544278b57481eeLennert Buytenhek priv->current_channel = NULL; 2615ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek return 0; 26167595d67a06466cc00e3aae1b86544278b57481eeLennert Buytenhek } 26177595d67a06466cc00e3aae1b86544278b57481eeLennert Buytenhek 2618ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek rc = mwl8k_fw_lock(hw); 2619ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek if (rc) 2620ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek return rc; 2621a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2622ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek rc = mwl8k_cmd_802_11_radio_enable(hw); 2623ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek if (rc) 2624ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek goto out; 2625a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2626ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek rc = mwl8k_cmd_set_rf_channel(hw, conf->channel); 2627ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek if (rc) 2628ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek goto out; 2629ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek 2630ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek priv->current_channel = conf->channel; 2631a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2632a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (conf->power_level > 18) 2633a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek conf->power_level = 18; 2634ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek rc = mwl8k_cmd_802_11_rf_tx_power(hw, conf->power_level); 2635ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek if (rc) 2636ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek goto out; 2637a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2638a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (mwl8k_cmd_mimo_config(hw, 0x7, 0x7)) 2639a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -EINVAL; 2640a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2641ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhekout: 2642ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek mwl8k_fw_unlock(hw); 2643a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2644ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek return rc; 2645a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2646a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 26473a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhekstatic void mwl8k_bss_info_changed(struct ieee80211_hw *hw, 26483a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek struct ieee80211_vif *vif, 26493a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek struct ieee80211_bss_conf *info, 26503a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek u32 changed) 2651a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2652a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2653a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_vif *mwl8k_vif = MWL8K_VIF(vif); 26543a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek int rc; 26553a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek 26563a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (changed & BSS_CHANGED_BSSID) 26573a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek memcpy(mwl8k_vif->bssid, info->bssid, ETH_ALEN); 26583a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek 26593a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if ((changed & BSS_CHANGED_ASSOC) == 0) 26603a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek return; 2661a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2662a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->capture_beacon = false; 2663a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 26643a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek rc = mwl8k_fw_lock(hw); 2665942457d63fedd08ce7330b89fc2934be02c3feccLennert Buytenhek if (rc) 26663a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek return; 26673a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek 2668a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (info->assoc) { 2669a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memcpy(&mwl8k_vif->bss_info, info, 2670a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek sizeof(struct ieee80211_bss_conf)); 2671a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2672a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Install rates */ 26733a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek rc = mwl8k_update_rateset(hw, vif); 26743a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 26753a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 2676a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2677a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Turn on rate adaptation */ 26783a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek rc = mwl8k_cmd_use_fixed_rate(hw, MWL8K_USE_AUTO_RATE, 26793a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek MWL8K_UCAST_RATE, NULL); 26803a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 26813a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 2682a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2683a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set radio preamble */ 26843a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek rc = mwl8k_set_radio_preamble(hw, info->use_short_preamble); 26853a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 26863a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 2687a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2688a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set slot time */ 26893a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek rc = mwl8k_cmd_set_slot(hw, info->use_short_slot); 26903a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 26913a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 2692a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2693a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Update peer rate info */ 26943a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek rc = mwl8k_cmd_update_sta_db(hw, vif, 26953a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek MWL8K_STA_DB_MODIFY_ENTRY); 26963a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 26973a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 2698a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2699a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set AID */ 27003a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek rc = mwl8k_cmd_set_aid(hw, vif); 27013a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 27023a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 2703a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2704a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 2705a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Finalize the join. Tell rx handler to process 2706a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * next beacon from our BSSID. 2707a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2708d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek memcpy(priv->capture_bssid, mwl8k_vif->bssid, ETH_ALEN); 2709a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->capture_beacon = true; 2710a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } else { 27113a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek rc = mwl8k_cmd_update_sta_db(hw, vif, MWL8K_STA_DB_DEL_ENTRY); 2712a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memset(&mwl8k_vif->bss_info, 0, 2713a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek sizeof(struct ieee80211_bss_conf)); 2714d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek memset(mwl8k_vif->bssid, 0, ETH_ALEN); 2715a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2716a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 27173a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhekout: 27183a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek mwl8k_fw_unlock(hw); 2719a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2720a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2721e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhekstatic u64 mwl8k_prepare_multicast(struct ieee80211_hw *hw, 2722e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek int mc_count, struct dev_addr_list *mclist) 2723e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek{ 2724e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek struct mwl8k_cmd_pkt *cmd; 2725e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 2726447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek /* 2727447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * Synthesize and return a command packet that programs the 2728447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * hardware multicast address filter. At this point we don't 2729447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * know whether FIF_ALLMULTI is being requested, but if it is, 2730447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * we'll end up throwing this packet away and creating a new 2731447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * one in mwl8k_configure_filter(). 2732447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek */ 2733447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek cmd = __mwl8k_cmd_mac_multicast_adr(hw, 0, mc_count, mclist); 2734e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 2735e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek return (unsigned long)cmd; 2736e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek} 2737e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 2738a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhekstatic int 2739a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhekmwl8k_configure_filter_sniffer(struct ieee80211_hw *hw, 2740a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek unsigned int changed_flags, 2741a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek unsigned int *total_flags) 2742a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek{ 2743a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2744a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 2745a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek /* 2746a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * Hardware sniffer mode is mutually exclusive with STA 2747a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * operation, so refuse to enable sniffer mode if a STA 2748a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * interface is active. 2749a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek */ 2750a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (priv->vif != NULL) { 2751a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (net_ratelimit()) 2752a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek printk(KERN_INFO "%s: not enabling sniffer " 2753a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek "mode because STA interface is active\n", 2754a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek wiphy_name(hw->wiphy)); 2755a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return 0; 2756a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 2757a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 2758a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (!priv->sniffer_enabled) { 2759a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (mwl8k_enable_sniffer(hw, 1)) 2760a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return 0; 2761a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek priv->sniffer_enabled = true; 2762a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 2763a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 2764a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek *total_flags &= FIF_PROMISC_IN_BSS | FIF_ALLMULTI | 2765a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek FIF_BCN_PRBRESP_PROMISC | FIF_CONTROL | 2766a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek FIF_OTHER_BSS; 2767a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 2768a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return 1; 2769a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek} 2770a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 2771e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhekstatic void mwl8k_configure_filter(struct ieee80211_hw *hw, 2772e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek unsigned int changed_flags, 2773e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek unsigned int *total_flags, 2774e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek u64 multicast) 2775e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek{ 2776e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2777a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek struct mwl8k_cmd_pkt *cmd = (void *)(unsigned long)multicast; 2778a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 2779a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek /* 2780a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * Enable hardware sniffer mode if FIF_CONTROL or 2781a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * FIF_OTHER_BSS is requested. 2782a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek */ 2783a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (*total_flags & (FIF_CONTROL | FIF_OTHER_BSS) && 2784a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek mwl8k_configure_filter_sniffer(hw, changed_flags, total_flags)) { 2785a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek kfree(cmd); 2786a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return; 2787a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 2788a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2789e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek /* Clear unsupported feature flags */ 2790447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek *total_flags &= FIF_ALLMULTI | FIF_BCN_PRBRESP_PROMISC; 2791a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2792e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek if (mwl8k_fw_lock(hw)) 2793e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek return; 2794a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2795a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (priv->sniffer_enabled) { 2796a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek mwl8k_enable_sniffer(hw, 0); 2797a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek priv->sniffer_enabled = false; 2798a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 2799a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 2800e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek if (changed_flags & FIF_BCN_PRBRESP_PROMISC) { 280177165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek if (*total_flags & FIF_BCN_PRBRESP_PROMISC) { 280277165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek /* 280377165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * Disable the BSS filter. 280477165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek */ 2805e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek mwl8k_cmd_set_pre_scan(hw); 280677165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek } else { 2807a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek u8 *bssid; 2808a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek 280977165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek /* 281077165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * Enable the BSS filter. 281177165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * 281277165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * If there is an active STA interface, use that 281377165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * interface's BSSID, otherwise use a dummy one 281477165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * (where the OUI part needs to be nonzero for 281577165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * the BSSID to be accepted by POST_SCAN). 281677165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek */ 281777165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek bssid = "\x01\x00\x00\x00\x00\x00"; 2818a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek if (priv->vif != NULL) 2819a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek bssid = MWL8K_VIF(priv->vif)->bssid; 2820a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek 2821e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek mwl8k_cmd_set_post_scan(hw, bssid); 2822a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2823a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2824a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2825447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek /* 2826447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * If FIF_ALLMULTI is being requested, throw away the command 2827447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * packet that ->prepare_multicast() built and replace it with 2828447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * a command packet that enables reception of all multicast 2829447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * packets. 2830447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek */ 2831447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek if (*total_flags & FIF_ALLMULTI) { 2832447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek kfree(cmd); 2833447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek cmd = __mwl8k_cmd_mac_multicast_adr(hw, 1, 0, NULL); 2834447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek } 2835447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek 2836447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek if (cmd != NULL) { 2837447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek mwl8k_post_cmd(hw, cmd); 2838447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek kfree(cmd); 2839e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek } 2840a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2841e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek mwl8k_fw_unlock(hw); 2842a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2843a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2844a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_set_rts_threshold(struct ieee80211_hw *hw, u32 value) 2845a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2846733d3067d3fb168fbbd008cb0ebf5ad2027030f3Lennert Buytenhek return mwl8k_rts_threshold(hw, MWL8K_CMD_SET, value); 2847a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2848a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2849a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_conf_tx(struct ieee80211_hw *hw, u16 queue, 2850a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek const struct ieee80211_tx_queue_params *params) 2851a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 28523e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2853a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2854a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 28553e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek rc = mwl8k_fw_lock(hw); 28563e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek if (!rc) { 28573e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek if (!priv->wmm_enabled) 28583e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek rc = mwl8k_set_wmm(hw, 1); 2859a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 28603e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek if (!rc) 28613e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek rc = mwl8k_set_edca_params(hw, queue, 28623e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek params->cw_min, 28633e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek params->cw_max, 28643e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek params->aifs, 28653e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek params->txop); 28663e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek 28673e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek mwl8k_fw_unlock(hw); 2868a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 28693e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek 2870a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2871a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2872a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2873a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_get_tx_stats(struct ieee80211_hw *hw, 2874a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_tx_queue_stats *stats) 2875a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2876a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2877a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq; 2878a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int index; 2879a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2880a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_lock_bh(&priv->tx_lock); 2881a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (index = 0; index < MWL8K_TX_QUEUES; index++) { 2882a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek txq = priv->txq + index; 288345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memcpy(&stats[index], &txq->stats, 2884a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek sizeof(struct ieee80211_tx_queue_stats)); 2885a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2886a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_unlock_bh(&priv->tx_lock); 2887a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2888954ef509cc7d795ccd69fa2e01539297e9a003a0Lennert Buytenhek return 0; 2889a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2890a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2891a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_get_stats(struct ieee80211_hw *hw, 2892a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_low_level_stats *stats) 2893a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2894954ef509cc7d795ccd69fa2e01539297e9a003a0Lennert Buytenhek return mwl8k_cmd_802_11_get_stat(hw, stats); 2895a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2896a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2897a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic const struct ieee80211_ops mwl8k_ops = { 2898a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .tx = mwl8k_tx, 2899a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .start = mwl8k_start, 2900a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .stop = mwl8k_stop, 2901a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .add_interface = mwl8k_add_interface, 2902a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .remove_interface = mwl8k_remove_interface, 2903a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .config = mwl8k_config, 2904a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .bss_info_changed = mwl8k_bss_info_changed, 29053ac64beecd27400d12cc7afb4108eef26c499f6aJohannes Berg .prepare_multicast = mwl8k_prepare_multicast, 2906a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .configure_filter = mwl8k_configure_filter, 2907a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .set_rts_threshold = mwl8k_set_rts_threshold, 2908a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .conf_tx = mwl8k_conf_tx, 2909a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .get_tx_stats = mwl8k_get_tx_stats, 2910a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .get_stats = mwl8k_get_stats, 2911a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 2912a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2913a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_tx_reclaim_handler(unsigned long data) 2914a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2915a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 2916a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hw *hw = (struct ieee80211_hw *) data; 2917a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2918a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2919a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_lock_bh(&priv->tx_lock); 2920a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 2921a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_txq_reclaim(hw, i, 0); 2922a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 292388de754ad59025eba797e7a8375807755577f450Lennert Buytenhek if (priv->tx_wait != NULL && !priv->pending_tx_pkts) { 2924ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek complete(priv->tx_wait); 2925ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek priv->tx_wait = NULL; 2926a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2927a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_unlock_bh(&priv->tx_lock); 2928a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2929a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2930a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_finalize_join_worker(struct work_struct *work) 2931a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2932a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = 2933a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek container_of(work, struct mwl8k_priv, finalize_join_worker); 2934a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *skb = priv->beacon_skb; 2935ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek u8 dtim = MWL8K_VIF(priv->vif)->bss_info.dtim_period; 2936a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2937a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_finalize_join(priv->hw, skb->data, skb->len, dtim); 2938a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dev_kfree_skb(skb); 2939a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2940a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->beacon_skb = NULL; 2941a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2942a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2943a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int __devinit mwl8k_probe(struct pci_dev *pdev, 2944a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek const struct pci_device_id *id) 2945a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 29462aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek static int printed_version = 0; 2947a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hw *hw; 2948a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv; 2949a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2950a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 29512aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek 29522aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek if (!printed_version) { 29532aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek printk(KERN_INFO "%s version %s\n", MWL8K_DESC, MWL8K_VERSION); 29542aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek printed_version = 1; 29552aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek } 2956a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2957a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = pci_enable_device(pdev); 2958a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 2959a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: Cannot enable new PCI device\n", 2960a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_NAME); 2961a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2962a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2963a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2964a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = pci_request_regions(pdev, MWL8K_NAME); 2965a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 2966a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: Cannot obtain PCI resources\n", 2967a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_NAME); 2968a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2969a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2970a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2971a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_set_master(pdev); 2972a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2973a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw = ieee80211_alloc_hw(sizeof(*priv), &mwl8k_ops); 2974a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (hw == NULL) { 2975a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: ieee80211 alloc failed\n", MWL8K_NAME); 2976a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -ENOMEM; 2977a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_free_reg; 2978a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2979a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2980a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv = hw->priv; 2981a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->hw = hw; 2982a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->pdev = pdev; 2983a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek priv->sniffer_enabled = false; 29840439b1f55646ea944b0d58337f5065b79a1c1be0Lennert Buytenhek priv->wmm_enabled = false; 2985a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->pending_tx_pkts = 0; 2986a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2987a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek SET_IEEE80211_DEV(hw, &pdev->dev); 2988a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_set_drvdata(pdev, hw); 2989a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2990a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->regs = pci_iomap(pdev, 1, 0x10000); 2991a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->regs == NULL) { 2992c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Cannot map device memory\n", 2993c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 2994a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_iounmap; 2995a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2996a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2997a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memcpy(priv->channels, mwl8k_channels, sizeof(mwl8k_channels)); 2998a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->band.band = IEEE80211_BAND_2GHZ; 2999a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->band.channels = priv->channels; 3000a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->band.n_channels = ARRAY_SIZE(mwl8k_channels); 3001a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->band.bitrates = priv->rates; 3002a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->band.n_bitrates = ARRAY_SIZE(mwl8k_rates); 3003a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw->wiphy->bands[IEEE80211_BAND_2GHZ] = &priv->band; 3004a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3005a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek BUILD_BUG_ON(sizeof(priv->rates) != sizeof(mwl8k_rates)); 3006a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memcpy(priv->rates, mwl8k_rates, sizeof(mwl8k_rates)); 3007a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3008a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 3009a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Extra headroom is the size of the required DMA header 3010a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * minus the size of the smallest 802.11 frame (CTS frame). 3011a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 3012a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw->extra_tx_headroom = 3013a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek sizeof(struct mwl8k_dma_data) - sizeof(struct ieee80211_cts); 3014a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3015a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw->channel_change_time = 10; 3016a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3017a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw->queues = MWL8K_TX_QUEUES; 3018a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3019240e86efd60e6bc232a072273a7f7794bcb035e0Lennert Buytenhek hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION); 3020a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3021a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set rssi and noise values to dBm */ 3022ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek hw->flags |= IEEE80211_HW_SIGNAL_DBM | IEEE80211_HW_NOISE_DBM; 3023a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw->vif_data_size = sizeof(struct mwl8k_vif); 3024a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->vif = NULL; 3025a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3026a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set default radio state and preamble */ 3027c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek priv->radio_on = 0; 302868ce38845c23443b15e374fb7362916c1231278eLennert Buytenhek priv->radio_short_preamble = 0; 3029a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3030a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Finalize join worker */ 3031a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek INIT_WORK(&priv->finalize_join_worker, mwl8k_finalize_join_worker); 3032a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3033a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* TX reclaim tasklet */ 3034a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tasklet_init(&priv->tx_reclaim_task, 3035a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_tx_reclaim_handler, (unsigned long)hw); 3036a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tasklet_disable(&priv->tx_reclaim_task); 3037a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3038a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Power management cookie */ 3039a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->cookie = pci_alloc_consistent(priv->pdev, 4, &priv->cookie_dma); 3040a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->cookie == NULL) 3041a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_iounmap; 3042a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3043a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_rxq_init(hw, 0); 3044a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 3045a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_iounmap; 3046a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rxq_refill(hw, 0, INT_MAX); 3047a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3048618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mutex_init(&priv->fw_mutex); 3049618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_owner = NULL; 3050618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_depth = 0; 3051618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->hostcmd_wait = NULL; 3052618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 3053a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_lock_init(&priv->tx_lock); 3054a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 305588de754ad59025eba797e7a8375807755577f450Lennert Buytenhek priv->tx_wait = NULL; 305688de754ad59025eba797e7a8375807755577f450Lennert Buytenhek 3057a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) { 3058a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_txq_init(hw, i); 3059a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 3060a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_free_queues; 3061a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3062a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3063a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS); 3064c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 3065a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_CLEAR_SEL); 3066a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0xffffffff, priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS_MASK); 3067a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3068a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = request_irq(priv->pdev->irq, &mwl8k_interrupt, 3069a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek IRQF_SHARED, MWL8K_NAME, hw); 3070a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3071a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to register IRQ handler\n", 3072c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 3073a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_free_queues; 3074a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3075a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3076a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Reset firmware and hardware */ 3077a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_hw_reset(priv); 3078a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3079a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Ask userland hotplug daemon for the device firmware */ 3080a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_request_firmware(priv, (u32)id->driver_data); 3081a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3082c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Firmware files not found\n", 3083c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 3084a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_free_irq; 3085a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3086a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3087a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Load firmware into hardware */ 3088c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek rc = mwl8k_load_firmware(hw); 3089a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3090c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Cannot start firmware\n", 3091c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 3092a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_stop_firmware; 3093a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3094a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3095a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Reclaim memory once firmware is successfully loaded */ 3096a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_release_firmware(priv); 3097a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3098a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 3099a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Temporarily enable interrupts. Initial firmware host 3100a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * commands use interrupts and avoids polling. Disable 3101a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * interrupts when done. 3102a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 3103c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek iowrite32(MWL8K_A2H_EVENTS, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 3104a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3105a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Get config data, mac addrs etc */ 3106a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_cmd_get_hw_spec(hw); 3107a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3108c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Cannot initialise firmware\n", 3109c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 3110a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_stop_firmware; 3111a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3112a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3113a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Turn radio off */ 3114c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek rc = mwl8k_cmd_802_11_radio_disable(hw); 3115a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3116c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Cannot disable\n", wiphy_name(hw->wiphy)); 3117a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_stop_firmware; 3118a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3119a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 312032060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek /* Clear MAC address */ 312132060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek rc = mwl8k_set_mac_addr(hw, "\x00\x00\x00\x00\x00\x00"); 312232060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek if (rc) { 312332060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek printk(KERN_ERR "%s: Cannot clear MAC address\n", 312432060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek wiphy_name(hw->wiphy)); 312532060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek goto err_stop_firmware; 312632060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek } 312732060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 3128a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Disable interrupts */ 3129a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 3130a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek free_irq(priv->pdev->irq, hw); 3131a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3132a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = ieee80211_register_hw(hw); 3133a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3134c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Cannot register device\n", 3135c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 3136a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_stop_firmware; 3137a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3138a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 31392aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek printk(KERN_INFO "%s: 88w%u v%d, %pM, firmware version %u.%u.%u.%u\n", 31402aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek wiphy_name(hw->wiphy), priv->part_num, priv->hw_rev, 31412aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek hw->wiphy->perm_addr, 31422aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek (priv->fw_rev >> 24) & 0xff, (priv->fw_rev >> 16) & 0xff, 31432aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek (priv->fw_rev >> 8) & 0xff, priv->fw_rev & 0xff); 3144a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3145a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 3146a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3147a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekerr_stop_firmware: 3148a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_hw_reset(priv); 3149a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_release_firmware(priv); 3150a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3151a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekerr_free_irq: 3152a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 3153a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek free_irq(priv->pdev->irq, hw); 3154a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3155a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekerr_free_queues: 3156a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 3157a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_txq_deinit(hw, i); 3158a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_rxq_deinit(hw, 0); 3159a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3160a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekerr_iounmap: 3161a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->cookie != NULL) 3162a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_free_consistent(priv->pdev, 4, 3163a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->cookie, priv->cookie_dma); 3164a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3165a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->regs != NULL) 3166a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_iounmap(pdev, priv->regs); 3167a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3168a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_set_drvdata(pdev, NULL); 3169a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_free_hw(hw); 3170a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3171a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekerr_free_reg: 3172a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_release_regions(pdev); 3173a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_disable_device(pdev); 3174a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3175a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 3176a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3177a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3178230f7af0d8f6f2019e64920378b3b66e7d3e99a5Joerg Albertstatic void __devexit mwl8k_shutdown(struct pci_dev *pdev) 3179a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3180a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "===>%s(%u)\n", __func__, __LINE__); 3181a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3182a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3183230f7af0d8f6f2019e64920378b3b66e7d3e99a5Joerg Albertstatic void __devexit mwl8k_remove(struct pci_dev *pdev) 3184a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3185a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hw *hw = pci_get_drvdata(pdev); 3186a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv; 3187a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 3188a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3189a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (hw == NULL) 3190a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return; 3191a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv = hw->priv; 3192a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3193a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_stop_queues(hw); 3194a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 319560aa569f9212a13382c29cc734f275dec0f55e0bLennert Buytenhek ieee80211_unregister_hw(hw); 319660aa569f9212a13382c29cc734f275dec0f55e0bLennert Buytenhek 3197a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Remove tx reclaim tasklet */ 3198a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tasklet_kill(&priv->tx_reclaim_task); 3199a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3200a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Stop hardware */ 3201a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_hw_reset(priv); 3202a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3203a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Return all skbs to mac80211 */ 3204a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 3205a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_txq_reclaim(hw, i, 1); 3206a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3207a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 3208a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_txq_deinit(hw, i); 3209a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3210a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_rxq_deinit(hw, 0); 3211a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3212c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek pci_free_consistent(priv->pdev, 4, priv->cookie, priv->cookie_dma); 3213a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3214a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_iounmap(pdev, priv->regs); 3215a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_set_drvdata(pdev, NULL); 3216a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_free_hw(hw); 3217a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_release_regions(pdev); 3218a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_disable_device(pdev); 3219a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3220a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3221a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic struct pci_driver mwl8k_driver = { 3222a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .name = MWL8K_NAME, 3223a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .id_table = mwl8k_table, 3224a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .probe = mwl8k_probe, 3225a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .remove = __devexit_p(mwl8k_remove), 3226a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .shutdown = __devexit_p(mwl8k_shutdown), 3227a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 3228a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3229a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int __init mwl8k_init(void) 3230a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3231a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return pci_register_driver(&mwl8k_driver); 3232a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3233a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3234a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void __exit mwl8k_exit(void) 3235a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3236a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_unregister_driver(&mwl8k_driver); 3237a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3238a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3239a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmodule_init(mwl8k_init); 3240a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmodule_exit(mwl8k_exit); 3241c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek 3242c2c357ce309221b85fd36e50aade66d01a556cdeLennert BuytenhekMODULE_DESCRIPTION(MWL8K_DESC); 3243c2c357ce309221b85fd36e50aade66d01a556cdeLennert BuytenhekMODULE_VERSION(MWL8K_VERSION); 3244c2c357ce309221b85fd36e50aade66d01a556cdeLennert BuytenhekMODULE_AUTHOR("Lennert Buytenhek <buytenh@marvell.com>"); 3245c2c357ce309221b85fd36e50aade66d01a556cdeLennert BuytenhekMODULE_LICENSE("GPL"); 3246