mwl8k.c revision 3db95e50c8813d8ed04a1ec7cd7b77dba7c81c80
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 Buytenhek/* Register definitions */ 32a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_GEN_PTR 0x00000c10 33ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_MODE_STA 0x0000005a 34ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_MODE_AP 0x000000a5 35a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_INT_CODE 0x00000c14 36ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_FWSTA_READY 0xf0f1f2f4 37ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_FWAP_READY 0xf1f2f4a5 38ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_INT_CODE_CMD_FINISHED 0x00000005 39a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_SCRATCH 0x00000c40 40a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 41a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Host->device communications */ 42a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_H2A_INTERRUPT_EVENTS 0x00000c18 43a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_H2A_INTERRUPT_STATUS 0x00000c1c 44a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_H2A_INTERRUPT_MASK 0x00000c20 45a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_H2A_INTERRUPT_CLEAR_SEL 0x00000c24 46a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_H2A_INTERRUPT_STATUS_MASK 0x00000c28 47ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_H2A_INT_DUMMY (1 << 20) 48ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_H2A_INT_RESET (1 << 15) 49ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_H2A_INT_DOORBELL (1 << 1) 50ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_H2A_INT_PPA_READY (1 << 0) 51a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 52a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Device->host communications */ 53a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_A2H_INTERRUPT_EVENTS 0x00000c2c 54a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_A2H_INTERRUPT_STATUS 0x00000c30 55a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_A2H_INTERRUPT_MASK 0x00000c34 56a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_A2H_INTERRUPT_CLEAR_SEL 0x00000c38 57a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_HIU_A2H_INTERRUPT_STATUS_MASK 0x00000c3c 58ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_DUMMY (1 << 20) 59ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_CHNL_SWITCHED (1 << 11) 60ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_QUEUE_EMPTY (1 << 10) 61ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_RADAR_DETECT (1 << 7) 62ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_RADIO_ON (1 << 6) 63ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_RADIO_OFF (1 << 5) 64ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_MAC_EVENT (1 << 3) 65ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_OPC_DONE (1 << 2) 66ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_RX_READY (1 << 1) 67ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek#define MWL8K_A2H_INT_TX_DONE (1 << 0) 68a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 69a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_A2H_EVENTS (MWL8K_A2H_INT_DUMMY | \ 70a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_CHNL_SWITCHED | \ 71a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_QUEUE_EMPTY | \ 72a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_RADAR_DETECT | \ 73a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_RADIO_ON | \ 74a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_RADIO_OFF | \ 75a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_MAC_EVENT | \ 76a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_OPC_DONE | \ 77a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_RX_READY | \ 78a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_A2H_INT_TX_DONE) 79a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 80a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_RX_QUEUES 1 81a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TX_QUEUES 4 82a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 8354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhekstruct rxd_ops { 8454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek int rxd_size; 8554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek void (*rxd_init)(void *rxd, dma_addr_t next_dma_addr); 8654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek void (*rxd_refill)(void *rxd, dma_addr_t addr, int len); 8720f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek int (*rxd_process)(void *rxd, struct ieee80211_rx_status *status, 8820f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek __le16 *qos); 8954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek}; 9054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 9145a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhekstruct mwl8k_device_info { 92a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek char *part_name; 93a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek char *helper_image; 94a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek char *fw_image; 9554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek struct rxd_ops *rxd_ops; 96547810e3af15cf9efc3b3ebaa7b006ef606fc892Lennert Buytenhek u16 modes; 9745a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek}; 9845a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek 99a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_rx_queue { 10045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek int rxd_count; 101a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 102a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* hw receives here */ 10345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek int head; 104a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 105a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* refill descs here */ 10645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek int tail; 107a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 10854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek void *rxd; 10945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek dma_addr_t rxd_dma; 110788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek struct { 111788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek struct sk_buff *skb; 112788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek DECLARE_PCI_UNMAP_ADDR(dma) 113788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek } *buf; 114a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 115a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 116a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_tx_queue { 117a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* hw transmits here */ 11845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek int head; 119a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 120a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* sw appends here */ 12145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek int tail; 122a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 12345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek struct ieee80211_tx_queue_stats stats; 12445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek struct mwl8k_tx_desc *txd; 12545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek dma_addr_t txd_dma; 12645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek struct sk_buff **skb; 127a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 128a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 129a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Pointers to the firmware data and meta information about it. */ 130a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_firmware { 131a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Boot helper code */ 132a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct firmware *helper; 133a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek 134a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek /* Microcode */ 135a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek struct firmware *ucode; 136a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 137a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 138a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_priv { 1395b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek void __iomem *sram; 140a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek void __iomem *regs; 141a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hw *hw; 142a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 143a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct pci_dev *pdev; 144a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 14545a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek struct mwl8k_device_info *device_info; 146eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek bool ap_fw; 14754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek struct rxd_ops *rxd_ops; 14845a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek 149a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* firmware files and meta data */ 150a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_firmware fw; 151a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 152618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek /* firmware access */ 153618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct mutex fw_mutex; 154618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct task_struct *fw_mutex_owner; 155618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek int fw_mutex_depth; 156618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct completion *hostcmd_wait; 157618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 158a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* lock held over TX and TX reap */ 159a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spinlock_t tx_lock; 160a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 16188de754ad59025eba797e7a8375807755577f450Lennert Buytenhek /* TX quiesce completion, protected by fw_mutex and tx_lock */ 16288de754ad59025eba797e7a8375807755577f450Lennert Buytenhek struct completion *tx_wait; 16388de754ad59025eba797e7a8375807755577f450Lennert Buytenhek 164a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_vif *vif; 165a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 166a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_channel *current_channel; 167a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 168a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* power management status cookie from firmware */ 169a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 *cookie; 170a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr_t cookie_dma; 171a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 172a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 num_mcaddrs; 173a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u8 hw_rev; 1742aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek u32 fw_rev; 175a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 176a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 177a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Running count of TX packets in flight, to avoid 178a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * iterating over the transmit rings each time. 179a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 180a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int pending_tx_pkts; 181a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 182a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue rxq[MWL8K_RX_QUEUES]; 183a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue txq[MWL8K_TX_QUEUES]; 184a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 185a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* PHY parameters */ 186a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_supported_band band; 187a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_channel channels[14]; 188140eb5e2c1978622d7cd979d59a1c0586fe3bbdbLennert Buytenhek struct ieee80211_rate rates[14]; 189a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 190c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek bool radio_on; 19168ce38845c23443b15e374fb7362916c1231278eLennert Buytenhek bool radio_short_preamble; 192a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek bool sniffer_enabled; 1930439b1f55646ea944b0d58337f5065b79a1c1be0Lennert Buytenhek bool wmm_enabled; 194a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 195a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* XXX need to convert this to handle multiple interfaces */ 196a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek bool capture_beacon; 197d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek u8 capture_bssid[ETH_ALEN]; 198a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *beacon_skb; 199a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 200a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 201a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * This FJ worker has to be global as it is scheduled from the 202a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * RX handler. At this point we don't know which interface it 203a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * belongs to until the list of bssids waiting to complete join 204a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * is checked. 205a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 206a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct work_struct finalize_join_worker; 207a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 208a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Tasklet to reclaim TX descriptors and buffers after tx */ 209a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct tasklet_struct tx_reclaim_task; 210a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 211a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 212a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Per interface specific private data */ 213a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_vif { 214a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* backpointer to parent config block */ 215a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv; 216a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 217a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* BSS config of AP or IBSS from mac80211*/ 218a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_bss_conf bss_info; 219a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 220a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* BSSID of AP or IBSS */ 221d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek u8 bssid[ETH_ALEN]; 222d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek u8 mac_addr[ETH_ALEN]; 223a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 224a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Index into station database.Returned by update_sta_db call */ 225a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u8 peer_id; 226a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 227a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Non AMPDU sequence number assigned by driver */ 228a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 seqno; 229a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 230a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 231a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek#define MWL8K_VIF(_vif) ((struct mwl8k_vif *)&((_vif)->drv_priv)) 232a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 233a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic const struct ieee80211_channel mwl8k_channels[] = { 234a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2412, .hw_value = 1, }, 235a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2417, .hw_value = 2, }, 236a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2422, .hw_value = 3, }, 237a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2427, .hw_value = 4, }, 238a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2432, .hw_value = 5, }, 239a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2437, .hw_value = 6, }, 240a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2442, .hw_value = 7, }, 241a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2447, .hw_value = 8, }, 242a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2452, .hw_value = 9, }, 243a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2457, .hw_value = 10, }, 244a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2462, .hw_value = 11, }, 245a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 246a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 247a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic const struct ieee80211_rate mwl8k_rates[] = { 248a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 10, .hw_value = 2, }, 249a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 20, .hw_value = 4, }, 250a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 55, .hw_value = 11, }, 2515dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek { .bitrate = 110, .hw_value = 22, }, 2525dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek { .bitrate = 220, .hw_value = 44, }, 253a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 60, .hw_value = 12, }, 254a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 90, .hw_value = 18, }, 255a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 120, .hw_value = 24, }, 256a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 180, .hw_value = 36, }, 257a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 240, .hw_value = 48, }, 258a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 360, .hw_value = 72, }, 259a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 480, .hw_value = 96, }, 260a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 540, .hw_value = 108, }, 261140eb5e2c1978622d7cd979d59a1c0586fe3bbdbLennert Buytenhek { .bitrate = 720, .hw_value = 144, }, 262140eb5e2c1978622d7cd979d59a1c0586fe3bbdbLennert Buytenhek}; 263140eb5e2c1978622d7cd979d59a1c0586fe3bbdbLennert Buytenhek 264140eb5e2c1978622d7cd979d59a1c0586fe3bbdbLennert Buytenhekstatic const u8 mwl8k_rateids[12] = { 265140eb5e2c1978622d7cd979d59a1c0586fe3bbdbLennert Buytenhek 2, 4, 11, 22, 12, 18, 24, 36, 48, 72, 96, 108, 266a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 267a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 268a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Set or get info from Firmware */ 269a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET 0x0001 270a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_GET 0x0000 271a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 272a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Firmware command codes */ 273a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_CODE_DNLD 0x0001 274a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_GET_HW_SPEC 0x0003 27542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek#define MWL8K_CMD_SET_HW_SPEC 0x0004 276a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_MAC_MULTICAST_ADR 0x0010 277a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_GET_STAT 0x0014 278ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_RADIO_CONTROL 0x001c 279ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_RF_TX_POWER 0x001e 28008b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek#define MWL8K_CMD_RF_ANTENNA 0x0020 281a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET_PRE_SCAN 0x0107 282a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET_POST_SCAN 0x0108 283ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_RF_CHANNEL 0x010a 284ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_AID 0x010d 285ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_RATE 0x0110 286ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_FINALIZE_JOIN 0x0111 287ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_RTS_THRESHOLD 0x0113 288a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET_SLOT 0x0114 289ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_EDCA_PARAMS 0x0115 290ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_WMM_MODE 0x0123 291a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_MIMO_CONFIG 0x0125 292ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_USE_FIXED_RATE 0x0126 293a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_ENABLE_SNIFFER 0x0150 29432060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek#define MWL8K_CMD_SET_MAC_ADDR 0x0202 295a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET_RATEADAPT_MODE 0x0203 296ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_UPDATE_STADB 0x1123 297a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 298a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic const char *mwl8k_cmd_name(u16 cmd, char *buf, int bufsize) 299a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 300a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMDNAME(x) case MWL8K_CMD_##x: do {\ 301a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek snprintf(buf, bufsize, "%s", #x);\ 302a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return buf;\ 303a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } while (0) 304ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek switch (cmd & ~0x8000) { 305a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(CODE_DNLD); 306a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(GET_HW_SPEC); 30742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek MWL8K_CMDNAME(SET_HW_SPEC); 308a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(MAC_MULTICAST_ADR); 309a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(GET_STAT); 310a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(RADIO_CONTROL); 311a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(RF_TX_POWER); 31208b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek MWL8K_CMDNAME(RF_ANTENNA); 313a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_PRE_SCAN); 314a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_POST_SCAN); 315a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_RF_CHANNEL); 316ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_AID); 317ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_RATE); 318ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_FINALIZE_JOIN); 319ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(RTS_THRESHOLD); 320a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_SLOT); 321ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_EDCA_PARAMS); 322ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_WMM_MODE); 323a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(MIMO_CONFIG); 324ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(USE_FIXED_RATE); 325a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(ENABLE_SNIFFER); 32632060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek MWL8K_CMDNAME(SET_MAC_ADDR); 327a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_RATEADAPT_MODE); 328ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(UPDATE_STADB); 329a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek default: 330a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek snprintf(buf, bufsize, "0x%x", cmd); 331a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 332a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#undef MWL8K_CMDNAME 333a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 334a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return buf; 335a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 336a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 337a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Hardware and firmware reset */ 338a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_hw_reset(struct mwl8k_priv *priv) 339a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 340a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_RESET, 341a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 342a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_RESET, 343a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 344a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek msleep(20); 345a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 346a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 347a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Release fw image */ 348a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_release_fw(struct firmware **fw) 349a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 350a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (*fw == NULL) 351a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return; 352a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek release_firmware(*fw); 353a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek *fw = NULL; 354a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 355a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 356a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_release_firmware(struct mwl8k_priv *priv) 357a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 358a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_release_fw(&priv->fw.ucode); 359a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_release_fw(&priv->fw.helper); 360a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 361a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 362a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Request fw image */ 363a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_request_fw(struct mwl8k_priv *priv, 364c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek const char *fname, struct firmware **fw) 365a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 366a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* release current image */ 367a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (*fw != NULL) 368a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_release_fw(fw); 369a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 370a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return request_firmware((const struct firmware **)fw, 371c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek fname, &priv->pdev->dev); 372a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 373a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 37445a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhekstatic int mwl8k_request_firmware(struct mwl8k_priv *priv) 375a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 376a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek struct mwl8k_device_info *di = priv->device_info; 377a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 378a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 379a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek if (di->helper_image != NULL) { 380a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek rc = mwl8k_request_fw(priv, di->helper_image, &priv->fw.helper); 381a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek if (rc) { 382a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek printk(KERN_ERR "%s: Error requesting helper " 383a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek "firmware file %s\n", pci_name(priv->pdev), 384a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek di->helper_image); 385a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek return rc; 386a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek } 387a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 388a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 389a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek rc = mwl8k_request_fw(priv, di->fw_image, &priv->fw.ucode); 390a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 391c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Error requesting firmware file %s\n", 392a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek pci_name(priv->pdev), di->fw_image); 393a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_release_fw(&priv->fw.helper); 394a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 395a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 396a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 397a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 398a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 399a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4007e75b942f67a13a9980c5e2b4fa1993b20426284Ben HutchingsMODULE_FIRMWARE("mwl8k/helper_8687.fw"); 4017e75b942f67a13a9980c5e2b4fa1993b20426284Ben HutchingsMODULE_FIRMWARE("mwl8k/fmimage_8687.fw"); 4027e75b942f67a13a9980c5e2b4fa1993b20426284Ben Hutchings 403a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_pkt { 404a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 code; 405a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 length; 406a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 seq_num; 407a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 result; 408a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek char payload[0]; 409a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 410a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 411a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 412a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Firmware loading. 413a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 414a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 415a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmwl8k_send_fw_load_cmd(struct mwl8k_priv *priv, void *data, int length) 416a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 417a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek void __iomem *regs = priv->regs; 418a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr_t dma_addr; 419a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int loops; 420a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 421a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr = pci_map_single(priv->pdev, data, length, PCI_DMA_TODEVICE); 422a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (pci_dma_mapping_error(priv->pdev, dma_addr)) 423a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 424a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 425a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(dma_addr, regs + MWL8K_HIU_GEN_PTR); 426a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, regs + MWL8K_HIU_INT_CODE); 427a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DOORBELL, 428a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 429a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DUMMY, 430a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 431a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 432a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek loops = 1000; 433a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek do { 434a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 int_code; 435a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 436a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int_code = ioread32(regs + MWL8K_HIU_INT_CODE); 437a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (int_code == MWL8K_INT_CODE_CMD_FINISHED) { 438a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, regs + MWL8K_HIU_INT_CODE); 439a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 440a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 441a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 4423d76e82c9538d8104e578ca460d35f214bfddfd3Lennert Buytenhek cond_resched(); 443a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek udelay(1); 444a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } while (--loops); 445a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 446a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_unmap_single(priv->pdev, dma_addr, length, PCI_DMA_TODEVICE); 447a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 448d4b7057052236e81ab0788cc8df306dc02b0e7beLennert Buytenhek return loops ? 0 : -ETIMEDOUT; 449a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 450a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 451a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_load_fw_image(struct mwl8k_priv *priv, 452a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek const u8 *data, size_t length) 453a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 454a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt *cmd; 455a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int done; 456a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc = 0; 457a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 458a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kmalloc(sizeof(*cmd) + 256, GFP_KERNEL); 459a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 460a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 461a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 462a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->code = cpu_to_le16(MWL8K_CMD_CODE_DNLD); 463a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->seq_num = 0; 464a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->result = 0; 465a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 466a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek done = 0; 467a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek while (length) { 468a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int block_size = length > 256 ? 256 : length; 469a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 470a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memcpy(cmd->payload, data + done, block_size); 471a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->length = cpu_to_le16(block_size); 472a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 473a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_send_fw_load_cmd(priv, cmd, 474a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek sizeof(*cmd) + block_size); 475a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 476a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 477a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 478a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek done += block_size; 479a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek length -= block_size; 480a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 481a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 482a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc) { 483a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->length = 0; 484a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_send_fw_load_cmd(priv, cmd, sizeof(*cmd)); 485a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 486a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 487a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 488a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 489a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 490a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 491a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 492a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_feed_fw_image(struct mwl8k_priv *priv, 493a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek const u8 *data, size_t length) 494a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 495a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek unsigned char *buffer; 496a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int may_continue, rc = 0; 497a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 done, prev_block_size; 498a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 499a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek buffer = kmalloc(1024, GFP_KERNEL); 500a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (buffer == NULL) 501a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 502a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 503a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek done = 0; 504a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek prev_block_size = 0; 505a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek may_continue = 1000; 506a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek while (may_continue > 0) { 507a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 block_size; 508a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 509a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek block_size = ioread32(priv->regs + MWL8K_HIU_SCRATCH); 510a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (block_size & 1) { 511a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek block_size &= ~1; 512a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek may_continue--; 513a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } else { 514a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek done += prev_block_size; 515a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek length -= prev_block_size; 516a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 517a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 518a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (block_size > 1024 || block_size > length) { 519a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -EOVERFLOW; 520a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 521a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 522a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 523a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (length == 0) { 524a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = 0; 525a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 526a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 527a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 528a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (block_size == 0) { 529a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -EPROTO; 530a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek may_continue--; 531a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek udelay(1); 532a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek continue; 533a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 534a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 535a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek prev_block_size = block_size; 536a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memcpy(buffer, data + done, block_size); 537a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 538a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_send_fw_load_cmd(priv, buffer, block_size); 539a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 540a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 541a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 542a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 543a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc && length != 0) 544a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -EREMOTEIO; 545a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 546a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(buffer); 547a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 548a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 549a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 550a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 551c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhekstatic int mwl8k_load_firmware(struct ieee80211_hw *hw) 552a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 553c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 554c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek struct firmware *fw = priv->fw.ucode; 555eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek struct mwl8k_device_info *di = priv->device_info; 556c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek int rc; 557c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek int loops; 558c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek 559c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek if (!memcmp(fw->data, "\x01\x00\x00\x00", 4)) { 560c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek struct firmware *helper = priv->fw.helper; 561a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 562c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek if (helper == NULL) { 563c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: helper image needed but none " 564c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek "given\n", pci_name(priv->pdev)); 565c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek return -EINVAL; 566c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek } 567a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 568c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek rc = mwl8k_load_fw_image(priv, helper->data, helper->size); 569a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 570a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: unable to load firmware " 571c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek "helper image\n", pci_name(priv->pdev)); 572a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 573a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 57489b872e2e476833cde8aaac658c75817f67e8f81Lennert Buytenhek msleep(5); 575a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 576c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek rc = mwl8k_feed_fw_image(priv, fw->data, fw->size); 577a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } else { 578c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek rc = mwl8k_load_fw_image(priv, fw->data, fw->size); 579a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 580a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 581a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 582c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: unable to load firmware image\n", 583c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek pci_name(priv->pdev)); 584a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 585a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 586a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 587eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek if (di->modes & BIT(NL80211_IFTYPE_AP)) 588eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek iowrite32(MWL8K_MODE_AP, priv->regs + MWL8K_HIU_GEN_PTR); 589eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek else 590eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek iowrite32(MWL8K_MODE_STA, priv->regs + MWL8K_HIU_GEN_PTR); 591a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 59289b872e2e476833cde8aaac658c75817f67e8f81Lennert Buytenhek loops = 500000; 593a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek do { 594eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek u32 ready_code; 595eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek 596eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek ready_code = ioread32(priv->regs + MWL8K_HIU_INT_CODE); 597eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek if (ready_code == MWL8K_FWAP_READY) { 598eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek priv->ap_fw = 1; 599eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek break; 600eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek } else if (ready_code == MWL8K_FWSTA_READY) { 601eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek priv->ap_fw = 0; 602a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 603eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek } 604eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek 605eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek cond_resched(); 606a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek udelay(1); 607a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } while (--loops); 608a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 609a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return loops ? 0 : -ETIMEDOUT; 610a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 611a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 612a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 613a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 614a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Defines shared between transmission and reception. 615a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 616a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* HT control fields for firmware */ 617a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct ewc_ht_info { 618a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 control1; 619a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 control2; 620a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 control3; 621a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 622a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 623a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Firmware Station database operations */ 624a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STA_DB_ADD_ENTRY 0 625a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STA_DB_MODIFY_ENTRY 1 626a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STA_DB_DEL_ENTRY 2 627a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STA_DB_FLUSH 3 628a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 629a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Peer Entry flags - used to define the type of the peer node */ 630a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_PEER_TYPE_ACCESSPOINT 2 631a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 632a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct peer_capability_info { 633a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Peer type - AP vs. STA. */ 634a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 peer_type; 635a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 636a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Basic 802.11 capabilities from assoc resp. */ 637a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 basic_caps; 638a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 639a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set if peer supports 802.11n high throughput (HT). */ 640a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 ht_support; 641a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 642a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Valid if HT is supported. */ 643a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 ht_caps; 644a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 extended_ht_caps; 645a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ewc_ht_info ewc_info; 646a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 647a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Legacy rate table. Intersection of our rates and peer rates. */ 648140eb5e2c1978622d7cd979d59a1c0586fe3bbdbLennert Buytenhek __u8 legacy_rates[12]; 649a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 650a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* HT rate table. Intersection of our rates and peer rates. */ 6510b5351a8e86292dfac1ca1451deaadb416a33cb8Lennert Buytenhek __u8 ht_rates[16]; 652c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek __u8 pad[16]; 653a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 654a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* If set, interoperability mode, no proprietary extensions. */ 655a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 interop; 656a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 pad2; 657a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 station_id; 658a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 amsdu_enabled; 659a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 660a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 661a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Inline functions to manipulate QoS field in data descriptor. */ 662a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic inline u16 mwl8k_qos_setbit_eosp(u16 qos) 663a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 664a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 val_mask = 1 << 4; 665a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 666a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* End of Service Period Bit 4 */ 667a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return qos | val_mask; 668a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 669a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 670a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic inline u16 mwl8k_qos_setbit_ack(u16 qos, u8 ack_policy) 671a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 672a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 val_mask = 0x3; 673a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u8 shift = 5; 674a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 qos_mask = ~(val_mask << shift); 675a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 676a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Ack Policy Bit 5-6 */ 677a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return (qos & qos_mask) | ((ack_policy & val_mask) << shift); 678a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 679a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 680a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic inline u16 mwl8k_qos_setbit_amsdu(u16 qos) 681a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 682a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 val_mask = 1 << 7; 683a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 684a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* AMSDU present Bit 7 */ 685a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return qos | val_mask; 686a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 687a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 688a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic inline u16 mwl8k_qos_setbit_qlen(u16 qos, u8 len) 689a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 690a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 val_mask = 0xff; 691a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u8 shift = 8; 692a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 qos_mask = ~(val_mask << shift); 693a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 694a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Queue Length Bits 8-15 */ 695a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return (qos & qos_mask) | ((len & val_mask) << shift); 696a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 697a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 698a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* DMA header used by firmware and hardware. */ 699a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_dma_data { 700a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 fwlen; 701a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hdr wh; 70220f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek char data[0]; 703a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 704a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 705a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Routines to add/remove DMA header from skb. */ 70620f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhekstatic inline void mwl8k_remove_dma_header(struct sk_buff *skb, __le16 qos) 707a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 70820f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek struct mwl8k_dma_data *tr; 70920f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek int hdrlen; 71020f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek 71120f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek tr = (struct mwl8k_dma_data *)skb->data; 71220f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek hdrlen = ieee80211_hdrlen(tr->wh.frame_control); 71320f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek 71420f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek if (hdrlen != sizeof(tr->wh)) { 71520f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek if (ieee80211_is_data_qos(tr->wh.frame_control)) { 71620f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek memmove(tr->data - hdrlen, &tr->wh, hdrlen - 2); 71720f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek *((__le16 *)(tr->data - 2)) = qos; 71820f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek } else { 71920f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek memmove(tr->data - hdrlen, &tr->wh, hdrlen); 72020f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek } 721a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 72220f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek 72320f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek if (hdrlen != sizeof(*tr)) 72420f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek skb_pull(skb, sizeof(*tr) - hdrlen); 725a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 726a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 72776266b2ad38c33fb2c1475cfeb35ed070adaba2bLennert Buytenhekstatic inline void mwl8k_add_dma_header(struct sk_buff *skb) 728a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 729a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hdr *wh; 730ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek int hdrlen; 731a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_dma_data *tr; 732a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 733ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek /* 734ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek * Add a firmware DMA header; the firmware requires that we 735ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek * present a 2-byte payload length followed by a 4-address 736ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek * header (without QoS field), followed (optionally) by any 737ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek * WEP/ExtIV header (but only filled in for CCMP). 738ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek */ 739a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek wh = (struct ieee80211_hdr *)skb->data; 740ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek 741a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hdrlen = ieee80211_hdrlen(wh->frame_control); 742ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek if (hdrlen != sizeof(*tr)) 743ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek skb_push(skb, sizeof(*tr) - hdrlen); 744a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 745ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek if (ieee80211_is_data_qos(wh->frame_control)) 746ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek hdrlen -= 2; 747a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 748a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tr = (struct mwl8k_dma_data *)skb->data; 749a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (wh != &tr->wh) 750a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memmove(&tr->wh, wh, hdrlen); 751ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek if (hdrlen != sizeof(tr->wh)) 752ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek memset(((void *)&tr->wh) + hdrlen, 0, sizeof(tr->wh) - hdrlen); 753a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 754a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 755a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Firmware length is the length of the fully formed "802.11 756a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * payload". That is, everything except for the 802.11 header. 757a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * This includes all crypto material including the MIC. 758a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 759ca00930153c14b323c31b97623ac5c4f7855ed6aLennert Buytenhek tr->fwlen = cpu_to_le16(skb->len - sizeof(*tr)); 760a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 761a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 762a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 763a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 7646f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek * Packet reception for 88w8366. 7656f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek */ 7666f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhekstruct mwl8k_rxd_8366 { 7676f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le16 pkt_len; 7686f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 sq2; 7696f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 rate; 7706f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le32 pkt_phys_addr; 7716f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le32 next_rxd_phys_addr; 7726f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le16 qos_control; 7736f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le16 htsig2; 7746f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le32 hw_rssi_info; 7756f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __le32 hw_noise_floor_info; 7766f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 noise_floor; 7776f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 pad0[3]; 7786f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 rssi; 7796f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 rx_status; 7806f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 channel; 7816f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek __u8 rx_ctrl; 7826f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek} __attribute__((packed)); 7836f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 7848e9f33f0ced82a797d285b233e1c956cbd5c7de3Lennert Buytenhek#define MWL8K_8366_RATE_INFO_MCS_FORMAT 0x80 7858e9f33f0ced82a797d285b233e1c956cbd5c7de3Lennert Buytenhek#define MWL8K_8366_RATE_INFO_40MHZ 0x40 7868e9f33f0ced82a797d285b233e1c956cbd5c7de3Lennert Buytenhek#define MWL8K_8366_RATE_INFO_RATEID(x) ((x) & 0x3f) 7878e9f33f0ced82a797d285b233e1c956cbd5c7de3Lennert Buytenhek 7886f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek#define MWL8K_8366_RX_CTRL_OWNED_BY_HOST 0x80 7896f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 7906f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhekstatic void mwl8k_rxd_8366_init(void *_rxd, dma_addr_t next_dma_addr) 7916f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek{ 7926f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek struct mwl8k_rxd_8366 *rxd = _rxd; 7936f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 7946f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek rxd->next_rxd_phys_addr = cpu_to_le32(next_dma_addr); 7956f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek rxd->rx_ctrl = MWL8K_8366_RX_CTRL_OWNED_BY_HOST; 7966f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek} 7976f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 7986f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhekstatic void mwl8k_rxd_8366_refill(void *_rxd, dma_addr_t addr, int len) 7996f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek{ 8006f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek struct mwl8k_rxd_8366 *rxd = _rxd; 8016f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 8026f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek rxd->pkt_len = cpu_to_le16(len); 8036f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek rxd->pkt_phys_addr = cpu_to_le32(addr); 8046f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek wmb(); 8056f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek rxd->rx_ctrl = 0; 8066f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek} 8076f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 8086f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhekstatic int 80920f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhekmwl8k_rxd_8366_process(void *_rxd, struct ieee80211_rx_status *status, 81020f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek __le16 *qos) 8116f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek{ 8126f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek struct mwl8k_rxd_8366 *rxd = _rxd; 8136f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 8146f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek if (!(rxd->rx_ctrl & MWL8K_8366_RX_CTRL_OWNED_BY_HOST)) 8156f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek return -1; 8166f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek rmb(); 8176f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 8186f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek memset(status, 0, sizeof(*status)); 8196f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 8206f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek status->signal = -rxd->rssi; 8216f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek status->noise = -rxd->noise_floor; 8226f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 8238e9f33f0ced82a797d285b233e1c956cbd5c7de3Lennert Buytenhek if (rxd->rate & MWL8K_8366_RATE_INFO_MCS_FORMAT) { 8246f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek status->flag |= RX_FLAG_HT; 8258e9f33f0ced82a797d285b233e1c956cbd5c7de3Lennert Buytenhek if (rxd->rate & MWL8K_8366_RATE_INFO_40MHZ) 8268e9f33f0ced82a797d285b233e1c956cbd5c7de3Lennert Buytenhek status->flag |= RX_FLAG_40MHZ; 8278e9f33f0ced82a797d285b233e1c956cbd5c7de3Lennert Buytenhek status->rate_idx = MWL8K_8366_RATE_INFO_RATEID(rxd->rate); 8286f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek } else { 8296f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek int i; 8306f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 8316f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek for (i = 0; i < ARRAY_SIZE(mwl8k_rates); i++) { 8326f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek if (mwl8k_rates[i].hw_value == rxd->rate) { 8336f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek status->rate_idx = i; 8346f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek break; 8356f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek } 8366f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek } 8376f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek } 8386f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 8396f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek status->band = IEEE80211_BAND_2GHZ; 8406f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek status->freq = ieee80211_channel_to_frequency(rxd->channel); 8416f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 84220f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek *qos = rxd->qos_control; 84320f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek 8446f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek return le16_to_cpu(rxd->pkt_len); 8456f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek} 8466f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 8476f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhekstatic struct rxd_ops rxd_8366_ops = { 8486f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek .rxd_size = sizeof(struct mwl8k_rxd_8366), 8496f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek .rxd_init = mwl8k_rxd_8366_init, 8506f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek .rxd_refill = mwl8k_rxd_8366_refill, 8516f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek .rxd_process = mwl8k_rxd_8366_process, 8526f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek}; 8536f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 8546f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek/* 8556f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek * Packet reception for 88w8687. 856a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 85754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhekstruct mwl8k_rxd_8687 { 858a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 pkt_len; 859a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 link_quality; 860a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 noise_level; 861a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 pkt_phys_addr; 86245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek __le32 next_rxd_phys_addr; 863a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 qos_control; 864a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 rate_info; 865a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 pad0[4]; 866a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 rssi; 867a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 channel; 868a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 pad1; 869a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 rx_ctrl; 870a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 rx_status; 871a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 pad2[2]; 872a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 873a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 87454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek#define MWL8K_8687_RATE_INFO_SHORTPRE 0x8000 87554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek#define MWL8K_8687_RATE_INFO_ANTSELECT(x) (((x) >> 11) & 0x3) 87654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek#define MWL8K_8687_RATE_INFO_RATEID(x) (((x) >> 3) & 0x3f) 87754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek#define MWL8K_8687_RATE_INFO_40MHZ 0x0004 87854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek#define MWL8K_8687_RATE_INFO_SHORTGI 0x0002 87954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek#define MWL8K_8687_RATE_INFO_MCS_FORMAT 0x0001 88054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 88154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek#define MWL8K_8687_RX_CTRL_OWNED_BY_HOST 0x02 88254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 88354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhekstatic void mwl8k_rxd_8687_init(void *_rxd, dma_addr_t next_dma_addr) 88454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek{ 88554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek struct mwl8k_rxd_8687 *rxd = _rxd; 88654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 88754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd->next_rxd_phys_addr = cpu_to_le32(next_dma_addr); 88854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd->rx_ctrl = MWL8K_8687_RX_CTRL_OWNED_BY_HOST; 88954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek} 89054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 89154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhekstatic void mwl8k_rxd_8687_refill(void *_rxd, dma_addr_t addr, int len) 89254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek{ 89354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek struct mwl8k_rxd_8687 *rxd = _rxd; 89454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 89554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd->pkt_len = cpu_to_le16(len); 89654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd->pkt_phys_addr = cpu_to_le32(addr); 89754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek wmb(); 89854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd->rx_ctrl = 0; 89954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek} 90054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 90154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhekstatic int 90220f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhekmwl8k_rxd_8687_process(void *_rxd, struct ieee80211_rx_status *status, 90320f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek __le16 *qos) 90454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek{ 90554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek struct mwl8k_rxd_8687 *rxd = _rxd; 90654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek u16 rate_info; 90754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 90854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (!(rxd->rx_ctrl & MWL8K_8687_RX_CTRL_OWNED_BY_HOST)) 90954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek return -1; 91054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rmb(); 91154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 91254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rate_info = le16_to_cpu(rxd->rate_info); 91354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 91454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek memset(status, 0, sizeof(*status)); 91554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 91654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->signal = -rxd->rssi; 91754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->noise = -rxd->noise_level; 91854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->qual = rxd->link_quality; 91954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->antenna = MWL8K_8687_RATE_INFO_ANTSELECT(rate_info); 92054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->rate_idx = MWL8K_8687_RATE_INFO_RATEID(rate_info); 92154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 92254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (rate_info & MWL8K_8687_RATE_INFO_SHORTPRE) 92354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->flag |= RX_FLAG_SHORTPRE; 92454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (rate_info & MWL8K_8687_RATE_INFO_40MHZ) 92554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->flag |= RX_FLAG_40MHZ; 92654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (rate_info & MWL8K_8687_RATE_INFO_SHORTGI) 92754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->flag |= RX_FLAG_SHORT_GI; 92854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (rate_info & MWL8K_8687_RATE_INFO_MCS_FORMAT) 92954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->flag |= RX_FLAG_HT; 93054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 93154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->band = IEEE80211_BAND_2GHZ; 93254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->freq = ieee80211_channel_to_frequency(rxd->channel); 93354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 93420f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek *qos = rxd->qos_control; 93520f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek 93654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek return le16_to_cpu(rxd->pkt_len); 93754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek} 93854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 93954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhekstatic struct rxd_ops rxd_8687_ops = { 94054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek .rxd_size = sizeof(struct mwl8k_rxd_8687), 94154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek .rxd_init = mwl8k_rxd_8687_init, 94254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek .rxd_refill = mwl8k_rxd_8687_refill, 94354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek .rxd_process = mwl8k_rxd_8687_process, 94454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek}; 94554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 94654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 947a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_RX_DESCS 256 948a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_RX_MAXSZ 3800 949a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 950a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_rxq_init(struct ieee80211_hw *hw, int index) 951a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 952a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 953a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue *rxq = priv->rxq + index; 954a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int size; 955a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 956a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 95745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd_count = 0; 95845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->head = 0; 95945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->tail = 0; 960a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 96154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek size = MWL8K_RX_DESCS * priv->rxd_ops->rxd_size; 962a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 96345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd = pci_alloc_consistent(priv->pdev, size, &rxq->rxd_dma); 96445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (rxq->rxd == NULL) { 965a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to alloc RX descriptors\n", 966c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 967a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 968a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 96945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memset(rxq->rxd, 0, size); 970a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 971788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek rxq->buf = kmalloc(MWL8K_RX_DESCS * sizeof(*rxq->buf), GFP_KERNEL); 972788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek if (rxq->buf == NULL) { 973a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to alloc RX skbuff list\n", 974c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 97545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek pci_free_consistent(priv->pdev, size, rxq->rxd, rxq->rxd_dma); 976a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 977a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 978788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek memset(rxq->buf, 0, MWL8K_RX_DESCS * sizeof(*rxq->buf)); 979a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 980a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_RX_DESCS; i++) { 98154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek int desc_size; 98254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek void *rxd; 983a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int nexti; 98454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek dma_addr_t next_dma_addr; 98554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 98654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek desc_size = priv->rxd_ops->rxd_size; 98754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd = rxq->rxd + (i * priv->rxd_ops->rxd_size); 988a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 98954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek nexti = i + 1; 99054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (nexti == MWL8K_RX_DESCS) 99154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek nexti = 0; 99254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek next_dma_addr = rxq->rxd_dma + (nexti * desc_size); 993a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 99454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek priv->rxd_ops->rxd_init(rxd, next_dma_addr); 995a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 996a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 997a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 998a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 999a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1000a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int rxq_refill(struct ieee80211_hw *hw, int index, int limit) 1001a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1002a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1003a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue *rxq = priv->rxq + index; 1004a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int refilled; 1005a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1006a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek refilled = 0; 100745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek while (rxq->rxd_count < MWL8K_RX_DESCS && limit--) { 1008a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *skb; 1009788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek dma_addr_t addr; 1010a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rx; 101154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek void *rxd; 1012a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1013a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek skb = dev_alloc_skb(MWL8K_RX_MAXSZ); 1014a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (skb == NULL) 1015a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 1016a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1017788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek addr = pci_map_single(priv->pdev, skb->data, 1018788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek MWL8K_RX_MAXSZ, DMA_FROM_DEVICE); 1019a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 102054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxq->rxd_count++; 102154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rx = rxq->tail++; 102254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (rxq->tail == MWL8K_RX_DESCS) 102354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxq->tail = 0; 1024788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek rxq->buf[rx].skb = skb; 1025788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_addr_set(&rxq->buf[rx], dma, addr); 102654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 102754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd = rxq->rxd + (rx * priv->rxd_ops->rxd_size); 102854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek priv->rxd_ops->rxd_refill(rxd, addr, MWL8K_RX_MAXSZ); 1029a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1030a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek refilled++; 1031a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1032a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1033a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return refilled; 1034a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1035a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1036a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Must be called only when the card's reception is completely halted */ 1037a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_rxq_deinit(struct ieee80211_hw *hw, int index) 1038a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1039a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1040a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue *rxq = priv->rxq + index; 1041a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 1042a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1043a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_RX_DESCS; i++) { 1044788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek if (rxq->buf[i].skb != NULL) { 1045788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_single(priv->pdev, 1046788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_addr(&rxq->buf[i], dma), 1047788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek MWL8K_RX_MAXSZ, PCI_DMA_FROMDEVICE); 1048788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_addr_set(&rxq->buf[i], dma, 0); 1049788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek 1050788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek kfree_skb(rxq->buf[i].skb); 1051788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek rxq->buf[i].skb = NULL; 1052a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1053a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1054a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1055788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek kfree(rxq->buf); 1056788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek rxq->buf = NULL; 1057a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1058a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_free_consistent(priv->pdev, 105954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek MWL8K_RX_DESCS * priv->rxd_ops->rxd_size, 106045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd, rxq->rxd_dma); 106145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd = NULL; 1062a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1063a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1064a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1065a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1066a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Scan a list of BSSIDs to process for finalize join. 1067a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Allows for extension to process multiple BSSIDs. 1068a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1069a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic inline int 1070a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmwl8k_capture_bssid(struct mwl8k_priv *priv, struct ieee80211_hdr *wh) 1071a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1072a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return priv->capture_beacon && 1073a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_is_beacon(wh->frame_control) && 1074a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek !compare_ether_addr(wh->addr3, priv->capture_bssid); 1075a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1076a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 10773779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhekstatic inline void mwl8k_save_beacon(struct ieee80211_hw *hw, 10783779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek struct sk_buff *skb) 1079a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 10803779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 10813779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek 1082a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->capture_beacon = false; 1083d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek memset(priv->capture_bssid, 0, ETH_ALEN); 1084a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1085a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 1086a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Use GFP_ATOMIC as rxq_process is called from 1087a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * the primary interrupt handler, memory allocation call 1088a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * must not sleep. 1089a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1090a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->beacon_skb = skb_copy(skb, GFP_ATOMIC); 1091a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->beacon_skb != NULL) 10923779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek ieee80211_queue_work(hw, &priv->finalize_join_worker); 1093a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1094a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1095a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int rxq_process(struct ieee80211_hw *hw, int index, int limit) 1096a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1097a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1098a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue *rxq = priv->rxq + index; 1099a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int processed; 1100a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1101a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek processed = 0; 110245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek while (rxq->rxd_count && limit--) { 1103a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *skb; 110454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek void *rxd; 110554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek int pkt_len; 1106a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_rx_status status; 110720f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek __le16 qos; 1108a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1109788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek skb = rxq->buf[rxq->head].skb; 1110d25f9f1357139bbdc79bc960ea84909a7c22ec2bLennert Buytenhek if (skb == NULL) 1111d25f9f1357139bbdc79bc960ea84909a7c22ec2bLennert Buytenhek break; 111254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 111354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd = rxq->rxd + (rxq->head * priv->rxd_ops->rxd_size); 111454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 111520f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek pkt_len = priv->rxd_ops->rxd_process(rxd, &status, &qos); 111654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (pkt_len < 0) 111754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek break; 111854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 1119788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek rxq->buf[rxq->head].skb = NULL; 1120788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek 1121788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_single(priv->pdev, 1122788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_addr(&rxq->buf[rxq->head], dma), 1123788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek MWL8K_RX_MAXSZ, PCI_DMA_FROMDEVICE); 1124788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_addr_set(&rxq->buf[rxq->head], dma, 0); 1125a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 112654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxq->head++; 112754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (rxq->head == MWL8K_RX_DESCS) 112854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxq->head = 0; 112954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 113045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd_count--; 1131a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 113254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek skb_put(skb, pkt_len); 113320f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek mwl8k_remove_dma_header(skb, qos); 1134a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1135a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 1136c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek * Check for a pending join operation. Save a 1137c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek * copy of the beacon and schedule a tasklet to 1138c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek * send a FINALIZE_JOIN command to the firmware. 1139a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 114054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (mwl8k_capture_bssid(priv, (void *)skb->data)) 11413779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek mwl8k_save_beacon(hw, skb); 1142a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1143f1d58c2521eb160178b2151d6326d8dc5d7c8560Johannes Berg memcpy(IEEE80211_SKB_RXCB(skb), &status, sizeof(status)); 1144f1d58c2521eb160178b2151d6326d8dc5d7c8560Johannes Berg ieee80211_rx_irqsafe(hw, skb); 1145a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1146a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek processed++; 1147a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1148a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1149a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return processed; 1150a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1151a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1152a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1153a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1154a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Packet transmission. 1155a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1156a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1157a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Transmit packet ACK policy */ 1158a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_ACK_POLICY_NORMAL 0 1159a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_ACK_POLICY_BLOCKACK 3 1160a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1161a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_OK 0x00000001 1162a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_OK_RETRY 0x00000002 1163a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_OK_MORE_RETRY 0x00000004 1164a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_MULTICAST_TX 0x00000008 1165a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_FW_OWNED 0x80000000 1166a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1167a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_tx_desc { 1168a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 status; 1169a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 data_rate; 1170a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 tx_priority; 1171a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 qos_control; 1172a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 pkt_phys_addr; 1173a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 pkt_len; 1174d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek __u8 dest_MAC_addr[ETH_ALEN]; 117545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek __le32 next_txd_phys_addr; 1176a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 reserved; 1177a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 rate_info; 1178a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 peer_id; 1179a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 tx_frag_cnt; 1180a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1181a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1182a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TX_DESCS 128 1183a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1184a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_txq_init(struct ieee80211_hw *hw, int index) 1185a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1186a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1187a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq = priv->txq + index; 1188a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int size; 1189a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 1190a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 119145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memset(&txq->stats, 0, sizeof(struct ieee80211_tx_queue_stats)); 119245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->stats.limit = MWL8K_TX_DESCS; 119345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->head = 0; 119445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->tail = 0; 1195a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1196a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek size = MWL8K_TX_DESCS * sizeof(struct mwl8k_tx_desc); 1197a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 119845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->txd = pci_alloc_consistent(priv->pdev, size, &txq->txd_dma); 119945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (txq->txd == NULL) { 1200a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to alloc TX descriptors\n", 1201c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 1202a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1203a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 120445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memset(txq->txd, 0, size); 1205a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 120645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->skb = kmalloc(MWL8K_TX_DESCS * sizeof(*txq->skb), GFP_KERNEL); 120745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (txq->skb == NULL) { 1208a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to alloc TX skbuff list\n", 1209c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 121045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek pci_free_consistent(priv->pdev, size, txq->txd, txq->txd_dma); 1211a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1212a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 121345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memset(txq->skb, 0, MWL8K_TX_DESCS * sizeof(*txq->skb)); 1214a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1215a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_DESCS; i++) { 1216a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_desc *tx_desc; 1217a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int nexti; 1218a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 121945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx_desc = txq->txd + i; 1220a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek nexti = (i + 1) % MWL8K_TX_DESCS; 1221a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1222a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_desc->status = 0; 122345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx_desc->next_txd_phys_addr = 122445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek cpu_to_le32(txq->txd_dma + nexti * sizeof(*tx_desc)); 1225a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1226a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1227a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 1228a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1229a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1230a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic inline void mwl8k_tx_start(struct mwl8k_priv *priv) 1231a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1232a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_PPA_READY, 1233a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 1234a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DUMMY, 1235a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 1236a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ioread32(priv->regs + MWL8K_HIU_INT_CODE); 1237a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1238a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 12397e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhekstatic void mwl8k_dump_tx_rings(struct ieee80211_hw *hw) 1240a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 12417e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 12427e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int i; 12437e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 12447e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) { 12457e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek struct mwl8k_tx_queue *txq = priv->txq + i; 12467e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int fw_owned = 0; 12477e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int drv_owned = 0; 12487e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int unused = 0; 12497e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int desc; 12507e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 1251a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (desc = 0; desc < MWL8K_TX_DESCS; desc++) { 12527e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek struct mwl8k_tx_desc *tx_desc = txq->txd + desc; 12537e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek u32 status; 1254a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 12557e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek status = le32_to_cpu(tx_desc->status); 1256a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_TXD_STATUS_FW_OWNED) 12577e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek fw_owned++; 1258a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek else 12597e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek drv_owned++; 1260a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1261a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (tx_desc->pkt_len == 0) 12627e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek unused++; 1263a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1264a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 12657e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek printk(KERN_ERR "%s: txq[%d] len=%d head=%d tail=%d " 12667e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek "fw_owned=%d drv_owned=%d unused=%d\n", 12677e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek wiphy_name(hw->wiphy), i, 12687e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek txq->stats.len, txq->head, txq->tail, 12697e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek fw_owned, drv_owned, unused); 12707e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek } 1271a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1272a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1273618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek/* 127488de754ad59025eba797e7a8375807755577f450Lennert Buytenhek * Must be called with priv->fw_mutex held and tx queues stopped. 1275618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek */ 12767e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek#define MWL8K_TX_WAIT_TIMEOUT_MS 1000 12777e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 1278950d5b0191dc3e71017f336017f75f6189f39f08Lennert Buytenhekstatic int mwl8k_tx_wait_empty(struct ieee80211_hw *hw) 1279a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1280a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 128188de754ad59025eba797e7a8375807755577f450Lennert Buytenhek DECLARE_COMPLETION_ONSTACK(tx_wait); 12827e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int retry; 12837e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int rc; 1284a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1285a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek might_sleep(); 1286a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 12877e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek /* 12887e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek * The TX queues are stopped at this point, so this test 12897e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek * doesn't need to take ->tx_lock. 12907e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek */ 12917e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek if (!priv->pending_tx_pkts) 12927e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek return 0; 12937e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 12947e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek retry = 0; 12957e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek rc = 0; 12967e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 1297a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_lock_bh(&priv->tx_lock); 12987e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek priv->tx_wait = &tx_wait; 12997e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek while (!rc) { 13007e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek int oldcount; 13017e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek unsigned long timeout; 1302a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 13037e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek oldcount = priv->pending_tx_pkts; 1304a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 13057e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek spin_unlock_bh(&priv->tx_lock); 130688de754ad59025eba797e7a8375807755577f450Lennert Buytenhek timeout = wait_for_completion_timeout(&tx_wait, 13077e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek msecs_to_jiffies(MWL8K_TX_WAIT_TIMEOUT_MS)); 1308a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_lock_bh(&priv->tx_lock); 13097e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 13107e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek if (timeout) { 13117e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek WARN_ON(priv->pending_tx_pkts); 13127e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek if (retry) { 13137e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek printk(KERN_NOTICE "%s: tx rings drained\n", 13147e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek wiphy_name(hw->wiphy)); 13157e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek } 13167e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek break; 13177e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek } 13187e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 13197e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek if (priv->pending_tx_pkts < oldcount) { 13207e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek printk(KERN_NOTICE "%s: timeout waiting for tx " 13217e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek "rings to drain (%d -> %d pkts), retrying\n", 13227e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek wiphy_name(hw->wiphy), oldcount, 13237e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek priv->pending_tx_pkts); 13247e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek retry = 1; 13257e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek continue; 13267e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek } 13277e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 1328a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->tx_wait = NULL; 1329a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 13307e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek printk(KERN_ERR "%s: tx rings stuck for %d ms\n", 13317e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek wiphy_name(hw->wiphy), MWL8K_TX_WAIT_TIMEOUT_MS); 13327e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek mwl8k_dump_tx_rings(hw); 13337e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek 13347e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek rc = -ETIMEDOUT; 1335a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 13367e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek spin_unlock_bh(&priv->tx_lock); 1337a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 13387e1112d34aea10fdd689422e6bdc918309043bf3Lennert Buytenhek return rc; 1339a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1340a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1341c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek#define MWL8K_TXD_SUCCESS(status) \ 1342c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek ((status) & (MWL8K_TXD_STATUS_OK | \ 1343c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek MWL8K_TXD_STATUS_OK_RETRY | \ 1344c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek MWL8K_TXD_STATUS_OK_MORE_RETRY)) 1345a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1346a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_txq_reclaim(struct ieee80211_hw *hw, int index, int force) 1347a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1348a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1349a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq = priv->txq + index; 1350a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int wake = 0; 1351a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 135245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek while (txq->stats.len > 0) { 1353a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int tx; 1354a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_desc *tx_desc; 1355a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek unsigned long addr; 1356ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek int size; 1357a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *skb; 1358a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_tx_info *info; 1359a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 status; 1360a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 136145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx = txq->head; 136245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx_desc = txq->txd + tx; 1363a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1364a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek status = le32_to_cpu(tx_desc->status); 1365a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1366a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_TXD_STATUS_FW_OWNED) { 1367a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!force) 1368a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 1369a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_desc->status &= 1370a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ~cpu_to_le32(MWL8K_TXD_STATUS_FW_OWNED); 1371a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1372a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 137345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->head = (tx + 1) % MWL8K_TX_DESCS; 137445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek BUG_ON(txq->stats.len == 0); 137545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->stats.len--; 1376a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->pending_tx_pkts--; 1377a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1378a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek addr = le32_to_cpu(tx_desc->pkt_phys_addr); 1379ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek size = le16_to_cpu(tx_desc->pkt_len); 138045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek skb = txq->skb[tx]; 138145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->skb[tx] = NULL; 1382a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1383a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek BUG_ON(skb == NULL); 1384a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_unmap_single(priv->pdev, addr, size, PCI_DMA_TODEVICE); 1385a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 138620f09c3df7a8a623c290f62596c1a6b0da088030Lennert Buytenhek mwl8k_remove_dma_header(skb, tx_desc->qos_control); 1387a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1388a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Mark descriptor as unused */ 1389a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_desc->pkt_phys_addr = 0; 1390a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_desc->pkt_len = 0; 1391a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1392a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek info = IEEE80211_SKB_CB(skb); 1393a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_tx_info_clear_status(info); 1394ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek if (MWL8K_TXD_SUCCESS(status)) 1395a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek info->flags |= IEEE80211_TX_STAT_ACK; 1396a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1397a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_tx_status_irqsafe(hw, skb); 1398a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1399618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek wake = 1; 1400a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1401a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1402618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (wake && priv->radio_on && !mutex_is_locked(&priv->fw_mutex)) 1403a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_wake_queue(hw, index); 1404a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1405a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1406a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* must be called only when the card's transmit is completely halted */ 1407a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_txq_deinit(struct ieee80211_hw *hw, int index) 1408a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1409a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1410a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq = priv->txq + index; 1411a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1412a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_txq_reclaim(hw, index, 1); 1413a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 141445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek kfree(txq->skb); 141545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->skb = NULL; 1416a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1417a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_free_consistent(priv->pdev, 1418a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_TX_DESCS * sizeof(struct mwl8k_tx_desc), 141945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->txd, txq->txd_dma); 142045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->txd = NULL; 1421a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1422a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1423a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 1424a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmwl8k_txq_xmit(struct ieee80211_hw *hw, int index, struct sk_buff *skb) 1425a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1426a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1427a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_tx_info *tx_info; 142823b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek struct mwl8k_vif *mwl8k_vif; 1429a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hdr *wh; 1430a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq; 1431a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_desc *tx; 1432a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr_t dma; 143323b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek u32 txstatus; 143423b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek u8 txdatarate; 143523b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek u16 qos; 1436a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 143723b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek wh = (struct ieee80211_hdr *)skb->data; 143823b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek if (ieee80211_is_data_qos(wh->frame_control)) 143923b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek qos = le16_to_cpu(*((__le16 *)ieee80211_get_qos_ctl(wh))); 144023b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek else 144123b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek qos = 0; 1442a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 144376266b2ad38c33fb2c1475cfeb35ed070adaba2bLennert Buytenhek mwl8k_add_dma_header(skb); 144423b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek wh = &((struct mwl8k_dma_data *)skb->data)->wh; 1445a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1446a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_info = IEEE80211_SKB_CB(skb); 1447a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_vif = MWL8K_VIF(tx_info->control.vif); 1448a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1449a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (tx_info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ) { 1450a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 seqno = mwl8k_vif->seqno; 145123b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek 1452a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek wh->seq_ctrl &= cpu_to_le16(IEEE80211_SCTL_FRAG); 1453a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek wh->seq_ctrl |= cpu_to_le16(seqno << 4); 1454a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_vif->seqno = seqno++ % 4096; 1455a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1456a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 145723b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek /* Setup firmware control bit fields for each frame type. */ 145823b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txstatus = 0; 145923b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txdatarate = 0; 146023b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek if (ieee80211_is_mgmt(wh->frame_control) || 146123b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek ieee80211_is_ctl(wh->frame_control)) { 146223b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txdatarate = 0; 146323b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek qos = mwl8k_qos_setbit_eosp(qos); 146423b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek /* Set Queue size to unspecified */ 146523b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek qos = mwl8k_qos_setbit_qlen(qos, 0xff); 146623b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek } else if (ieee80211_is_data(wh->frame_control)) { 146723b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txdatarate = 1; 146823b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek if (is_multicast_ether_addr(wh->addr1)) 146923b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txstatus |= MWL8K_TXD_STATUS_MULTICAST_TX; 147023b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek 147123b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek /* Send pkt in an aggregate if AMPDU frame. */ 147223b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek if (tx_info->flags & IEEE80211_TX_CTL_AMPDU) 147323b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek qos = mwl8k_qos_setbit_ack(qos, 147423b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek MWL8K_TXD_ACK_POLICY_BLOCKACK); 147523b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek else 147623b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek qos = mwl8k_qos_setbit_ack(qos, 147723b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek MWL8K_TXD_ACK_POLICY_NORMAL); 147823b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek 147923b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek if (qos & IEEE80211_QOS_CONTROL_A_MSDU_PRESENT) 148023b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek qos = mwl8k_qos_setbit_amsdu(qos); 148123b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek } 1482a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1483a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma = pci_map_single(priv->pdev, skb->data, 1484a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek skb->len, PCI_DMA_TODEVICE); 1485a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1486a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (pci_dma_mapping_error(priv->pdev, dma)) { 1487a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_DEBUG "%s: failed to dma map skb, " 1488c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek "dropping TX frame.\n", wiphy_name(hw->wiphy)); 148923b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek dev_kfree_skb(skb); 1490a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return NETDEV_TX_OK; 1491a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1492a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 149323b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek spin_lock_bh(&priv->tx_lock); 1494a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 149523b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txq = priv->txq + index; 1496a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 149745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek BUG_ON(txq->skb[txq->tail] != NULL); 149845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->skb[txq->tail] = skb; 1499a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 150045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx = txq->txd + txq->tail; 150123b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek tx->data_rate = txdatarate; 150223b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek tx->tx_priority = index; 1503a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx->qos_control = cpu_to_le16(qos); 1504a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx->pkt_phys_addr = cpu_to_le32(dma); 1505a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx->pkt_len = cpu_to_le16(skb->len); 150623b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek tx->rate_info = 0; 150723b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek tx->peer_id = mwl8k_vif->peer_id; 1508a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek wmb(); 150923b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek tx->status = cpu_to_le32(MWL8K_TXD_STATUS_FW_OWNED | txstatus); 151023b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek 151145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->stats.count++; 151245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->stats.len++; 1513a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->pending_tx_pkts++; 1514a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 151545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->tail++; 151645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (txq->tail == MWL8K_TX_DESCS) 151745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->tail = 0; 151823b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek 151945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (txq->head == txq->tail) 1520a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_stop_queue(hw, index); 1521a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 152223b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek mwl8k_tx_start(priv); 1523a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1524a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_unlock_bh(&priv->tx_lock); 1525a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1526a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return NETDEV_TX_OK; 1527a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1528a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1529a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1530a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1531618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * Firmware access. 1532618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * 1533618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * We have the following requirements for issuing firmware commands: 1534618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * - Some commands require that the packet transmit path is idle when 1535618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * the command is issued. (For simplicity, we'll just quiesce the 1536618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * transmit path for every command.) 1537618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * - There are certain sequences of commands that need to be issued to 1538618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * the hardware sequentially, with no other intervening commands. 1539618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * 1540618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * This leads to an implementation of a "firmware lock" as a mutex that 1541618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * can be taken recursively, and which is taken by both the low-level 1542618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * command submission function (mwl8k_post_cmd) as well as any users of 1543618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * that function that require issuing of an atomic sequence of commands, 1544618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * and quiesces the transmit path whenever it's taken. 1545618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek */ 1546618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhekstatic int mwl8k_fw_lock(struct ieee80211_hw *hw) 1547618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek{ 1548618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1549618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1550618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (priv->fw_mutex_owner != current) { 1551618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek int rc; 1552618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1553618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mutex_lock(&priv->fw_mutex); 1554618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek ieee80211_stop_queues(hw); 1555618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1556618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek rc = mwl8k_tx_wait_empty(hw); 1557618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (rc) { 1558618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek ieee80211_wake_queues(hw); 1559618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mutex_unlock(&priv->fw_mutex); 1560618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1561618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek return rc; 1562618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek } 1563618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1564618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_owner = current; 1565618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek } 1566618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1567618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_depth++; 1568618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1569618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek return 0; 1570618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek} 1571618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1572618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhekstatic void mwl8k_fw_unlock(struct ieee80211_hw *hw) 1573618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek{ 1574618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1575618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1576618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (!--priv->fw_mutex_depth) { 1577618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek ieee80211_wake_queues(hw); 1578618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_owner = NULL; 1579618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mutex_unlock(&priv->fw_mutex); 1580618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek } 1581618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek} 1582618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1583618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1584618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek/* 1585a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Command processing. 1586a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1587a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 15880c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek/* Timeout firmware commands after 10s */ 15890c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek#define MWL8K_CMD_TIMEOUT_MS 10000 1590a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1591a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_post_cmd(struct ieee80211_hw *hw, struct mwl8k_cmd_pkt *cmd) 1592a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1593a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek DECLARE_COMPLETION_ONSTACK(cmd_wait); 1594a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1595a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek void __iomem *regs = priv->regs; 1596a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr_t dma_addr; 1597a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek unsigned int dma_size; 1598a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1599a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek unsigned long timeout = 0; 1600a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u8 buf[32]; 1601a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1602c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek cmd->result = 0xffff; 1603a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_size = le16_to_cpu(cmd->length); 1604a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr = pci_map_single(priv->pdev, cmd, dma_size, 1605a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek PCI_DMA_BIDIRECTIONAL); 1606a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (pci_dma_mapping_error(priv->pdev, dma_addr)) 1607a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1608a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1609618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek rc = mwl8k_fw_lock(hw); 161039a1e42eb4d0a2bc3f1211e9012bd23734ab86dbLennert Buytenhek if (rc) { 161139a1e42eb4d0a2bc3f1211e9012bd23734ab86dbLennert Buytenhek pci_unmap_single(priv->pdev, dma_addr, dma_size, 161239a1e42eb4d0a2bc3f1211e9012bd23734ab86dbLennert Buytenhek PCI_DMA_BIDIRECTIONAL); 1613618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek return rc; 161439a1e42eb4d0a2bc3f1211e9012bd23734ab86dbLennert Buytenhek } 1615a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1616a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->hostcmd_wait = &cmd_wait; 1617a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(dma_addr, regs + MWL8K_HIU_GEN_PTR); 1618a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DOORBELL, 1619a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 1620a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DUMMY, 1621a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 1622a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1623a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek timeout = wait_for_completion_timeout(&cmd_wait, 1624a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek msecs_to_jiffies(MWL8K_CMD_TIMEOUT_MS)); 1625a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1626618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->hostcmd_wait = NULL; 1627618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1628618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mwl8k_fw_unlock(hw); 1629618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 163037055bd455b31b8220c35a1ede9c6aceb791cc88Lennert Buytenhek pci_unmap_single(priv->pdev, dma_addr, dma_size, 163137055bd455b31b8220c35a1ede9c6aceb791cc88Lennert Buytenhek PCI_DMA_BIDIRECTIONAL); 163237055bd455b31b8220c35a1ede9c6aceb791cc88Lennert Buytenhek 1633a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!timeout) { 1634a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: Command %s timeout after %u ms\n", 1635c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy), 1636a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_cmd_name(cmd->code, buf, sizeof(buf)), 1637a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMD_TIMEOUT_MS); 1638a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -ETIMEDOUT; 1639a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } else { 16400c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek int ms; 16410c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek 16420c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek ms = MWL8K_CMD_TIMEOUT_MS - jiffies_to_msecs(timeout); 16430c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek 1644ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek rc = cmd->result ? -EINVAL : 0; 1645a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 1646a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: Command %s error 0x%x\n", 1647c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy), 1648a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_cmd_name(cmd->code, buf, sizeof(buf)), 164976c962a204f8d36b762440aa941fcea3d44e2fd2Lennert Buytenhek le16_to_cpu(cmd->result)); 16500c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek else if (ms > 2000) 16510c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek printk(KERN_NOTICE "%s: Command %s took %d ms\n", 16520c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek wiphy_name(hw->wiphy), 16530c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek mwl8k_cmd_name(cmd->code, buf, sizeof(buf)), 16540c9cc640225f4bd7c9aad87b1431bd8d9a29b338Lennert Buytenhek ms); 1655a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1656a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1657a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1658a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1659a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1660a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 166104b147b19303724aac5ee8e56f113f1935a5c255Lennert Buytenhek * CMD_GET_HW_SPEC (STA version). 1662a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 166304b147b19303724aac5ee8e56f113f1935a5c255Lennert Buytenhekstruct mwl8k_cmd_get_hw_spec_sta { 1664a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1665a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 hw_rev; 1666a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 host_interface; 1667a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 num_mcaddrs; 1668d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek __u8 perm_addr[ETH_ALEN]; 1669a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 region_code; 1670a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 fw_rev; 1671a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 ps_cookie; 1672a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 caps; 1673a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 mcs_bitmap[16]; 1674a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 rx_queue_ptr; 1675a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 num_tx_queues; 1676a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 tx_queue_ptrs[MWL8K_TX_QUEUES]; 1677a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 caps2; 1678a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 num_tx_desc_per_queue; 167945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek __le32 total_rxd; 1680a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1681a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 168204b147b19303724aac5ee8e56f113f1935a5c255Lennert Buytenhekstatic int mwl8k_cmd_get_hw_spec_sta(struct ieee80211_hw *hw) 1683a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1684a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 168504b147b19303724aac5ee8e56f113f1935a5c255Lennert Buytenhek struct mwl8k_cmd_get_hw_spec_sta *cmd; 1686a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1687a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 1688a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1689a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 1690a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1691a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1692a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1693a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_GET_HW_SPEC); 1694a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 1695a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1696a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memset(cmd->perm_addr, 0xff, sizeof(cmd->perm_addr)); 1697a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->ps_cookie = cpu_to_le32(priv->cookie_dma); 169845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek cmd->rx_queue_ptr = cpu_to_le32(priv->rxq[0].rxd_dma); 16994ff6432ea620ba467e50ec04b8271ea0eb94e62eLennert Buytenhek cmd->num_tx_queues = cpu_to_le32(MWL8K_TX_QUEUES); 1700a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 170145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek cmd->tx_queue_ptrs[i] = cpu_to_le32(priv->txq[i].txd_dma); 17024ff6432ea620ba467e50ec04b8271ea0eb94e62eLennert Buytenhek cmd->num_tx_desc_per_queue = cpu_to_le32(MWL8K_TX_DESCS); 170345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek cmd->total_rxd = cpu_to_le32(MWL8K_RX_DESCS); 1704a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1705a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 1706a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1707a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc) { 1708a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek SET_IEEE80211_PERM_ADDR(hw, cmd->perm_addr); 1709a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->num_mcaddrs = le16_to_cpu(cmd->num_mcaddrs); 17104ff6432ea620ba467e50ec04b8271ea0eb94e62eLennert Buytenhek priv->fw_rev = le32_to_cpu(cmd->fw_rev); 1711a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->hw_rev = cmd->hw_rev; 1712a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1713a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1714a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 1715a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1716a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1717a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1718a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 171942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek * CMD_GET_HW_SPEC (AP version). 172042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek */ 172142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhekstruct mwl8k_cmd_get_hw_spec_ap { 172242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_cmd_pkt header; 172342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 hw_rev; 172442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 host_interface; 172542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 num_wcb; 172642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 num_mcaddrs; 172742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 perm_addr[ETH_ALEN]; 172842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 region_code; 172942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 num_antenna; 173042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 fw_rev; 173142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 wcbbase0; 173242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 rxwrptr; 173342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 rxrdptr; 173442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 ps_cookie; 173542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 wcbbase1; 173642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 wcbbase2; 173742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 wcbbase3; 173842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek} __attribute__((packed)); 173942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 174042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhekstatic int mwl8k_cmd_get_hw_spec_ap(struct ieee80211_hw *hw) 174142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek{ 174242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 174342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_cmd_get_hw_spec_ap *cmd; 174442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek int rc; 174542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 174642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 174742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek if (cmd == NULL) 174842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek return -ENOMEM; 174942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 175042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_GET_HW_SPEC); 175142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 175242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 175342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek memset(cmd->perm_addr, 0xff, sizeof(cmd->perm_addr)); 175442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->ps_cookie = cpu_to_le32(priv->cookie_dma); 175542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 175642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 175742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 175842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek if (!rc) { 175942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek int off; 176042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 176142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek SET_IEEE80211_PERM_ADDR(hw, cmd->perm_addr); 176242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek priv->num_mcaddrs = le16_to_cpu(cmd->num_mcaddrs); 176342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek priv->fw_rev = le32_to_cpu(cmd->fw_rev); 176442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek priv->hw_rev = cmd->hw_rev; 176542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 176642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->wcbbase0) & 0xffff; 176742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek iowrite32(cpu_to_le32(priv->txq[0].txd_dma), priv->sram + off); 176842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 176942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->rxwrptr) & 0xffff; 177042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek iowrite32(cpu_to_le32(priv->rxq[0].rxd_dma), priv->sram + off); 177142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 177242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->rxrdptr) & 0xffff; 177342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek iowrite32(cpu_to_le32(priv->rxq[0].rxd_dma), priv->sram + off); 177442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 177542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->wcbbase1) & 0xffff; 177642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek iowrite32(cpu_to_le32(priv->txq[1].txd_dma), priv->sram + off); 177742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 177842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->wcbbase2) & 0xffff; 177942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek iowrite32(cpu_to_le32(priv->txq[2].txd_dma), priv->sram + off); 178042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 178142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->wcbbase3) & 0xffff; 178242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek iowrite32(cpu_to_le32(priv->txq[3].txd_dma), priv->sram + off); 178342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek } 178442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 178542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek kfree(cmd); 178642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek return rc; 178742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek} 178842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 178942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek/* 179042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek * CMD_SET_HW_SPEC. 179142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek */ 179242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhekstruct mwl8k_cmd_set_hw_spec { 179342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_cmd_pkt header; 179442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 hw_rev; 179542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 host_interface; 179642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 num_mcaddrs; 179742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 perm_addr[ETH_ALEN]; 179842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 region_code; 179942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 fw_rev; 180042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 ps_cookie; 180142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 caps; 180242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 rx_queue_ptr; 180342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 num_tx_queues; 180442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 tx_queue_ptrs[MWL8K_TX_QUEUES]; 180542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 flags; 180642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 num_tx_desc_per_queue; 180742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 total_rxd; 180842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek} __attribute__((packed)); 180942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 181042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek#define MWL8K_SET_HW_SPEC_FLAG_HOST_DECR_MGMT 0x00000080 181142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 181242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhekstatic int mwl8k_cmd_set_hw_spec(struct ieee80211_hw *hw) 181342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek{ 181442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 181542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_cmd_set_hw_spec *cmd; 181642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek int rc; 181742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek int i; 181842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 181942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 182042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek if (cmd == NULL) 182142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek return -ENOMEM; 182242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 182342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_HW_SPEC); 182442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 182542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 182642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->ps_cookie = cpu_to_le32(priv->cookie_dma); 182742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->rx_queue_ptr = cpu_to_le32(priv->rxq[0].rxd_dma); 182842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->num_tx_queues = cpu_to_le32(MWL8K_TX_QUEUES); 182942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 183042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->tx_queue_ptrs[i] = cpu_to_le32(priv->txq[i].txd_dma); 183142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->flags = cpu_to_le32(MWL8K_SET_HW_SPEC_FLAG_HOST_DECR_MGMT); 183242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->num_tx_desc_per_queue = cpu_to_le32(MWL8K_TX_DESCS); 183342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->total_rxd = cpu_to_le32(MWL8K_RX_DESCS); 183442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 183542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 183642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek kfree(cmd); 183742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 183842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek return rc; 183942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek} 184042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 184142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek/* 1842a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_MAC_MULTICAST_ADR. 1843a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1844a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_mac_multicast_adr { 1845a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1846a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 1847a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 numaddr; 1848ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek __u8 addr[0][ETH_ALEN]; 1849a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 1850a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1851d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek#define MWL8K_ENABLE_RX_DIRECTED 0x0001 1852d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek#define MWL8K_ENABLE_RX_MULTICAST 0x0002 1853d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek#define MWL8K_ENABLE_RX_ALL_MULTICAST 0x0004 1854d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek#define MWL8K_ENABLE_RX_BROADCAST 0x0008 1855ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek 1856e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhekstatic struct mwl8k_cmd_pkt * 1857447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek__mwl8k_cmd_mac_multicast_adr(struct ieee80211_hw *hw, int allmulti, 1858e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek int mc_count, struct dev_addr_list *mclist) 1859a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1860e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1861a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_mac_multicast_adr *cmd; 1862e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek int size; 1863e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 1864447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek if (allmulti || mc_count > priv->num_mcaddrs) { 1865d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek allmulti = 1; 1866d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek mc_count = 0; 1867d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek } 1868e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 1869e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek size = sizeof(*cmd) + mc_count * ETH_ALEN; 1870ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek 1871e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek cmd = kzalloc(size, GFP_ATOMIC); 1872a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1873e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek return NULL; 1874a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1875a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_MAC_MULTICAST_ADR); 1876a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(size); 1877d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek cmd->action = cpu_to_le16(MWL8K_ENABLE_RX_DIRECTED | 1878d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek MWL8K_ENABLE_RX_BROADCAST); 1879d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek 1880d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek if (allmulti) { 1881d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek cmd->action |= cpu_to_le16(MWL8K_ENABLE_RX_ALL_MULTICAST); 1882d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek } else if (mc_count) { 1883d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek int i; 1884d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek 1885d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek cmd->action |= cpu_to_le16(MWL8K_ENABLE_RX_MULTICAST); 1886d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek cmd->numaddr = cpu_to_le16(mc_count); 1887d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek for (i = 0; i < mc_count && mclist; i++) { 1888d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek if (mclist->da_addrlen != ETH_ALEN) { 1889d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek kfree(cmd); 1890d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek return NULL; 1891d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek } 1892d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek memcpy(cmd->addr[i], mclist->da_addr, ETH_ALEN); 1893d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek mclist = mclist->next; 1894a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1895a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1896a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1897e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek return &cmd->header; 1898a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1899a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1900a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1901a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_802_11_GET_STAT. 1902a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1903a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_802_11_get_stat { 1904a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1905a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 stats[64]; 1906a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1907a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1908a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STAT_ACK_FAILURE 9 1909a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STAT_RTS_FAILURE 12 1910a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STAT_FCS_ERROR 24 1911a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STAT_RTS_SUCCESS 11 1912a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1913a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_802_11_get_stat(struct ieee80211_hw *hw, 1914a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_low_level_stats *stats) 1915a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1916a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_802_11_get_stat *cmd; 1917a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1918a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1919a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 1920a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1921a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1922a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1923a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_GET_STAT); 1924a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 1925a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1926a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 1927a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc) { 1928a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek stats->dot11ACKFailureCount = 1929a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek le32_to_cpu(cmd->stats[MWL8K_STAT_ACK_FAILURE]); 1930a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek stats->dot11RTSFailureCount = 1931a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek le32_to_cpu(cmd->stats[MWL8K_STAT_RTS_FAILURE]); 1932a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek stats->dot11FCSErrorCount = 1933a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek le32_to_cpu(cmd->stats[MWL8K_STAT_FCS_ERROR]); 1934a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek stats->dot11RTSSuccessCount = 1935a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek le32_to_cpu(cmd->stats[MWL8K_STAT_RTS_SUCCESS]); 1936a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1937a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 1938a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1939a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1940a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1941a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1942a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1943a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_802_11_RADIO_CONTROL. 1944a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1945a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_802_11_radio_control { 1946a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1947a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 1948a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 control; 1949a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 radio_on; 1950a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1951a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1952c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhekstatic int 1953c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhekmwl8k_cmd_802_11_radio_control(struct ieee80211_hw *hw, bool enable, bool force) 1954a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1955a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1956a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_802_11_radio_control *cmd; 1957a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1958a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1959c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek if (enable == priv->radio_on && !force) 1960a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 1961a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1962a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 1963a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1964a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1965a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1966a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_RADIO_CONTROL); 1967a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 1968a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 196968ce38845c23443b15e374fb7362916c1231278eLennert Buytenhek cmd->control = cpu_to_le16(priv->radio_short_preamble ? 3 : 1); 1970a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->radio_on = cpu_to_le16(enable ? 0x0001 : 0x0000); 1971a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1972a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 1973a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 1974a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1975a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc) 1976c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek priv->radio_on = enable; 1977a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1978a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1979a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1980a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1981c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhekstatic int mwl8k_cmd_802_11_radio_disable(struct ieee80211_hw *hw) 1982c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek{ 1983c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek return mwl8k_cmd_802_11_radio_control(hw, 0, 0); 1984c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek} 1985c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek 1986c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhekstatic int mwl8k_cmd_802_11_radio_enable(struct ieee80211_hw *hw) 1987c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek{ 1988c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek return mwl8k_cmd_802_11_radio_control(hw, 1, 0); 1989c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek} 1990c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek 1991a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 1992a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmwl8k_set_radio_preamble(struct ieee80211_hw *hw, bool short_preamble) 1993a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1994a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv; 1995a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1996a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (hw == NULL || hw->priv == NULL) 1997a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -EINVAL; 1998a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv = hw->priv; 1999a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 200068ce38845c23443b15e374fb7362916c1231278eLennert Buytenhek priv->radio_short_preamble = short_preamble; 2001a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2002c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek return mwl8k_cmd_802_11_radio_control(hw, 1, 1); 2003a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2004a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2005a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2006a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_802_11_RF_TX_POWER. 2007a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2008a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TX_POWER_LEVEL_TOTAL 8 2009a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2010a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_802_11_rf_tx_power { 2011a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2012a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 2013a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 support_level; 2014a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 current_level; 2015a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 reserved; 2016a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 power_level_list[MWL8K_TX_POWER_LEVEL_TOTAL]; 2017a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2018a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2019a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_802_11_rf_tx_power(struct ieee80211_hw *hw, int dBm) 2020a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2021a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_802_11_rf_tx_power *cmd; 2022a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2023a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2024a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2025a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2026a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2027a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2028a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_RF_TX_POWER); 2029a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2030a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 2031a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->support_level = cpu_to_le16(dBm); 2032a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2033a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2034a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2035a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2036a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2037a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2038a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2039a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 204008b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek * CMD_RF_ANTENNA. 204108b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek */ 204208b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhekstruct mwl8k_cmd_rf_antenna { 204308b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek struct mwl8k_cmd_pkt header; 204408b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek __le16 antenna; 204508b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek __le16 mode; 204608b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek} __attribute__((packed)); 204708b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 204808b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek#define MWL8K_RF_ANTENNA_RX 1 204908b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek#define MWL8K_RF_ANTENNA_TX 2 205008b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 205108b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhekstatic int 205208b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhekmwl8k_cmd_rf_antenna(struct ieee80211_hw *hw, int antenna, int mask) 205308b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek{ 205408b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek struct mwl8k_cmd_rf_antenna *cmd; 205508b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek int rc; 205608b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 205708b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 205808b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek if (cmd == NULL) 205908b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek return -ENOMEM; 206008b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 206108b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_RF_ANTENNA); 206208b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 206308b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek cmd->antenna = cpu_to_le16(antenna); 206408b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek cmd->mode = cpu_to_le16(mask); 206508b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 206608b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 206708b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek kfree(cmd); 206808b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 206908b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek return rc; 207008b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek} 207108b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 207208b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek/* 2073a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_PRE_SCAN. 2074a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2075a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_pre_scan { 2076a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2077a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2078a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2079a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_set_pre_scan(struct ieee80211_hw *hw) 2080a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2081a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_pre_scan *cmd; 2082a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2083a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2084a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2085a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2086a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2087a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2088a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_PRE_SCAN); 2089a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2090a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2091a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2092a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2093a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2094a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2095a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2096a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2097a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2098a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_POST_SCAN. 2099a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2100a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_post_scan { 2101a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2102a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 isibss; 2103d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek __u8 bssid[ETH_ALEN]; 2104a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2105a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2106a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 2107ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhekmwl8k_cmd_set_post_scan(struct ieee80211_hw *hw, __u8 *mac) 2108a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2109a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_post_scan *cmd; 2110a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2111a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2112a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2113a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2114a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2115a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2116a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_POST_SCAN); 2117a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2118a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->isibss = 0; 2119d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek memcpy(cmd->bssid, mac, ETH_ALEN); 2120a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2121a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2122a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2123a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2124a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2125a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2126a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2127a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2128a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_RF_CHANNEL. 2129a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2130a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_rf_channel { 2131a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2132a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 2133a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 current_channel; 2134a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 channel_flags; 2135a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2136a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2137a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_set_rf_channel(struct ieee80211_hw *hw, 2138a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_channel *channel) 2139a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2140a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_rf_channel *cmd; 2141a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2142a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2143a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2144a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2145a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2146a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2147a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_RF_CHANNEL); 2148a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2149a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 2150a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->current_channel = channel->hw_value; 2151a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (channel->band == IEEE80211_BAND_2GHZ) 2152a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->channel_flags = cpu_to_le32(0x00000081); 2153a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek else 2154a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->channel_flags = cpu_to_le32(0x00000000); 2155a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2156a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2157a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2158a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2159a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2160a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2161a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2162a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2163a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_SLOT. 2164a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2165a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_slot { 2166a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2167a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 2168a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 short_slot; 2169a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2170a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 21715539bb51295f2c9300a6e467a29bb62bcfe9f4bcLennert Buytenhekstatic int mwl8k_cmd_set_slot(struct ieee80211_hw *hw, bool short_slot_time) 2172a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2173a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_slot *cmd; 2174a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2175a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2176a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2177a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2178a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2179a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2180a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_SLOT); 2181a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2182a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 21835539bb51295f2c9300a6e467a29bb62bcfe9f4bcLennert Buytenhek cmd->short_slot = short_slot_time; 2184a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2185a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2186a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2187a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2188a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2189a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2190a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2191a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2192a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_MIMO_CONFIG. 2193a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2194a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_mimo_config { 2195a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2196a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 action; 2197a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 rx_antenna_map; 2198a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 tx_antenna_map; 2199a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2200a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2201a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_mimo_config(struct ieee80211_hw *hw, __u8 rx, __u8 tx) 2202a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2203a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_mimo_config *cmd; 2204a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2205a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2206a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2207a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2208a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2209a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2210a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_MIMO_CONFIG); 2211a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2212a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le32((u32)MWL8K_CMD_SET); 2213a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->rx_antenna_map = rx; 2214a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->tx_antenna_map = tx; 2215a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2216a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2217a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2218a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2219a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2220a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2221a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2222a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2223a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_ENABLE_SNIFFER. 2224a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2225a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_enable_sniffer { 2226a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2227a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 action; 2228a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2229a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2230a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_enable_sniffer(struct ieee80211_hw *hw, bool enable) 2231a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2232a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_enable_sniffer *cmd; 2233a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2234a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2235a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2236a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2237a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2238a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2239a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_ENABLE_SNIFFER); 2240a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2241ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek cmd->action = cpu_to_le32(!!enable); 2242a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2243a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2244a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2245a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2246a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2247a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2248a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2249a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 225032060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek * CMD_SET_MAC_ADDR. 225132060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek */ 225232060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhekstruct mwl8k_cmd_set_mac_addr { 225332060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek struct mwl8k_cmd_pkt header; 2254259a8e7ddd55485b4a75ec39bc6716745c08fce0Lennert Buytenhek union { 2255259a8e7ddd55485b4a75ec39bc6716745c08fce0Lennert Buytenhek struct { 2256259a8e7ddd55485b4a75ec39bc6716745c08fce0Lennert Buytenhek __le16 mac_type; 2257259a8e7ddd55485b4a75ec39bc6716745c08fce0Lennert Buytenhek __u8 mac_addr[ETH_ALEN]; 2258259a8e7ddd55485b4a75ec39bc6716745c08fce0Lennert Buytenhek } mbss; 2259259a8e7ddd55485b4a75ec39bc6716745c08fce0Lennert Buytenhek __u8 mac_addr[ETH_ALEN]; 2260259a8e7ddd55485b4a75ec39bc6716745c08fce0Lennert Buytenhek }; 226132060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek} __attribute__((packed)); 226232060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 226332060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhekstatic int mwl8k_set_mac_addr(struct ieee80211_hw *hw, u8 *mac) 226432060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek{ 2265259a8e7ddd55485b4a75ec39bc6716745c08fce0Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 226632060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek struct mwl8k_cmd_set_mac_addr *cmd; 226732060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek int rc; 226832060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 226932060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 227032060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek if (cmd == NULL) 227132060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek return -ENOMEM; 227232060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 227332060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_MAC_ADDR); 227432060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2275259a8e7ddd55485b4a75ec39bc6716745c08fce0Lennert Buytenhek if (priv->ap_fw) { 2276259a8e7ddd55485b4a75ec39bc6716745c08fce0Lennert Buytenhek cmd->mbss.mac_type = 0; 2277259a8e7ddd55485b4a75ec39bc6716745c08fce0Lennert Buytenhek memcpy(cmd->mbss.mac_addr, mac, ETH_ALEN); 2278259a8e7ddd55485b4a75ec39bc6716745c08fce0Lennert Buytenhek } else { 2279259a8e7ddd55485b4a75ec39bc6716745c08fce0Lennert Buytenhek memcpy(cmd->mac_addr, mac, ETH_ALEN); 2280259a8e7ddd55485b4a75ec39bc6716745c08fce0Lennert Buytenhek } 228132060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 228232060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 228332060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek kfree(cmd); 228432060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 228532060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek return rc; 228632060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek} 228732060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 228832060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 228932060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek/* 2290ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek * CMD_SET_RATEADAPT_MODE. 2291a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2292a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_rate_adapt_mode { 2293a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2294a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 2295a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 mode; 2296a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2297a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2298a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_setrateadaptmode(struct ieee80211_hw *hw, __u16 mode) 2299a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2300a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_rate_adapt_mode *cmd; 2301a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2302a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2303a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2304a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2305a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2306a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2307a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_RATEADAPT_MODE); 2308a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2309a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 2310a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->mode = cpu_to_le16(mode); 2311a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2312a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2313a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2314a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2315a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2316a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2317a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2318a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2319a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_WMM_MODE. 2320a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2321a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_wmm { 2322a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2323a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 2324a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2325a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2326a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_set_wmm(struct ieee80211_hw *hw, bool enable) 2327a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2328a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2329a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_wmm *cmd; 2330a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2331a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2332a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2333a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2334a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2335a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2336a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_WMM_MODE); 2337a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 23380439b1f55646ea944b0d58337f5065b79a1c1be0Lennert Buytenhek cmd->action = cpu_to_le16(!!enable); 2339a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2340a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2341a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2342a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2343a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc) 23440439b1f55646ea944b0d58337f5065b79a1c1be0Lennert Buytenhek priv->wmm_enabled = enable; 2345a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2346a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2347a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2348a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2349a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2350a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_RTS_THRESHOLD. 2351a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2352a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_rts_threshold { 2353a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2354a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 2355a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 threshold; 2356a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2357a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2358a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_rts_threshold(struct ieee80211_hw *hw, 2359733d3067d3fb168fbbd008cb0ebf5ad2027030f3Lennert Buytenhek u16 action, u16 threshold) 2360a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2361a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_rts_threshold *cmd; 2362a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2363a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2364a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2365a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2366a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2367a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2368a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_RTS_THRESHOLD); 2369a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2370a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(action); 2371733d3067d3fb168fbbd008cb0ebf5ad2027030f3Lennert Buytenhek cmd->threshold = cpu_to_le16(threshold); 2372a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2373a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2374a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2375a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2376a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2377a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2378a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2379a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2380a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_EDCA_PARAMS. 2381a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2382a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_edca_params { 2383a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2384a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2385a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* See MWL8K_SET_EDCA_XXX below */ 2386a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 2387a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2388a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* TX opportunity in units of 32 us */ 2389a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 txop; 2390a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 23912e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek union { 23922e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek struct { 23932e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* Log exponent of max contention period: 0...15 */ 23942e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __le32 log_cw_max; 23952e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek 23962e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* Log exponent of min contention period: 0...15 */ 23972e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __le32 log_cw_min; 23982e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek 23992e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* Adaptive interframe spacing in units of 32us */ 24002e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __u8 aifs; 24012e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek 24022e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* TX queue to configure */ 24032e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __u8 txq; 24042e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek } ap; 24052e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek struct { 24062e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* Log exponent of max contention period: 0...15 */ 24072e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __u8 log_cw_max; 2408a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 24092e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* Log exponent of min contention period: 0...15 */ 24102e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __u8 log_cw_min; 2411a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 24122e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* Adaptive interframe spacing in units of 32us */ 24132e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __u8 aifs; 2414a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 24152e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek /* TX queue to configure */ 24162e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek __u8 txq; 24172e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek } sta; 24182e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek }; 2419a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2420a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2421a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_SET_EDCA_CW 0x01 2422a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_SET_EDCA_TXOP 0x02 2423a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_SET_EDCA_AIFS 0x04 2424a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2425a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_SET_EDCA_ALL (MWL8K_SET_EDCA_CW | \ 2426a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_SET_EDCA_TXOP | \ 2427a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_SET_EDCA_AIFS) 2428a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2429a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 2430a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmwl8k_set_edca_params(struct ieee80211_hw *hw, __u8 qnum, 2431a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u16 cw_min, __u16 cw_max, 2432a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 aifs, __u16 txop) 2433a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 24342e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2435a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_edca_params *cmd; 2436a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2437a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2438a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2439a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2440a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2441a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 244222995b2411d4c5bbd832a54c4ef6ad3e24a2a34bLennert Buytenhek /* 244322995b2411d4c5bbd832a54c4ef6ad3e24a2a34bLennert Buytenhek * Queues 0 (BE) and 1 (BK) are swapped in hardware for 244422995b2411d4c5bbd832a54c4ef6ad3e24a2a34bLennert Buytenhek * this call. 244522995b2411d4c5bbd832a54c4ef6ad3e24a2a34bLennert Buytenhek */ 244622995b2411d4c5bbd832a54c4ef6ad3e24a2a34bLennert Buytenhek qnum ^= !(qnum >> 1); 244722995b2411d4c5bbd832a54c4ef6ad3e24a2a34bLennert Buytenhek 2448a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_EDCA_PARAMS); 2449a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2450a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_SET_EDCA_ALL); 2451a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->txop = cpu_to_le16(txop); 24522e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek if (priv->ap_fw) { 24532e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->ap.log_cw_max = cpu_to_le32(ilog2(cw_max + 1)); 24542e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->ap.log_cw_min = cpu_to_le32(ilog2(cw_min + 1)); 24552e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->ap.aifs = aifs; 24562e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->ap.txq = qnum; 24572e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek } else { 24582e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->sta.log_cw_max = (u8)ilog2(cw_max + 1); 24592e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->sta.log_cw_min = (u8)ilog2(cw_min + 1); 24602e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->sta.aifs = aifs; 24612e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek cmd->sta.txq = qnum; 24622e484c8964f7845d320eb1161c514dbfcafdda78Lennert Buytenhek } 2463a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2464a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2465a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2466a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2467a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2468a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2469a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2470a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2471a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_FINALIZE_JOIN. 2472a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2473a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2474a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* FJ beacon buffer size is compiled into the firmware. */ 2475a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_FJ_BEACON_MAXLEN 128 2476a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2477a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_finalize_join { 2478a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2479a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 sleep_interval; /* Number of beacon periods to sleep */ 2480a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 beacon_data[MWL8K_FJ_BEACON_MAXLEN]; 2481a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2482a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2483a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_finalize_join(struct ieee80211_hw *hw, void *frame, 2484a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u16 framelen, __u16 dtim) 2485a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2486a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_finalize_join *cmd; 2487a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_mgmt *payload = frame; 2488a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 hdrlen; 2489a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 payload_len; 2490a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2491a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2492a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (frame == NULL) 2493a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -EINVAL; 2494a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2495a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2496a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2497a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2498a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2499a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_FINALIZE_JOIN); 2500a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2501ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek cmd->sleep_interval = cpu_to_le32(dtim ? dtim : 1); 2502a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2503a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hdrlen = ieee80211_hdrlen(payload->frame_control); 2504a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2505a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek payload_len = framelen > hdrlen ? framelen - hdrlen : 0; 2506a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2507a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* XXX TBD Might just have to abort and return an error */ 2508a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (payload_len > MWL8K_FJ_BEACON_MAXLEN) 2509a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s(): WARNING: Incomplete beacon " 2510c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek "sent to firmware. Sz=%u MAX=%u\n", __func__, 2511c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek payload_len, MWL8K_FJ_BEACON_MAXLEN); 2512a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2513ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek if (payload_len > MWL8K_FJ_BEACON_MAXLEN) 2514ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek payload_len = MWL8K_FJ_BEACON_MAXLEN; 2515a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2516a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (payload && payload_len) 2517a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memcpy(cmd->beacon_data, &payload->u.beacon, payload_len); 2518a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2519a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2520a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2521a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2522a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2523a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2524a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2525a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_UPDATE_STADB. 2526a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2527a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_update_sta_db { 2528a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2529a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2530a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* See STADB_ACTION_TYPE */ 2531a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 action; 2532a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2533a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Peer MAC address */ 2534d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek __u8 peer_addr[ETH_ALEN]; 2535a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2536a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 reserved; 2537a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2538a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Peer info - valid during add/update. */ 2539a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct peer_capability_info peer_info; 2540a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2541a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2542a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_update_sta_db(struct ieee80211_hw *hw, 2543a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_vif *vif, __u32 action) 2544a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2545a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_vif *mv_vif = MWL8K_VIF(vif); 2546a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_bss_conf *info = &mv_vif->bss_info; 2547a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_update_sta_db *cmd; 2548a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct peer_capability_info *peer_info; 2549a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2550a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2551a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2552a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2553a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2554a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2555a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_UPDATE_STADB); 2556a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2557a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2558a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le32(action); 2559a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek peer_info = &cmd->peer_info; 2560d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek memcpy(cmd->peer_addr, mv_vif->bssid, ETH_ALEN); 2561a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2562a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek switch (action) { 2563a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek case MWL8K_STA_DB_ADD_ENTRY: 2564a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek case MWL8K_STA_DB_MODIFY_ENTRY: 2565a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Build peer_info block */ 2566a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek peer_info->peer_type = MWL8K_PEER_TYPE_ACCESSPOINT; 2567a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek peer_info->basic_caps = cpu_to_le16(info->assoc_capability); 2568140eb5e2c1978622d7cd979d59a1c0586fe3bbdbLennert Buytenhek memcpy(peer_info->legacy_rates, mwl8k_rateids, 2569140eb5e2c1978622d7cd979d59a1c0586fe3bbdbLennert Buytenhek sizeof(mwl8k_rateids)); 2570a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek peer_info->interop = 1; 2571a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek peer_info->amsdu_enabled = 0; 2572a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2573a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2574a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc == 0) 2575a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mv_vif->peer_id = peer_info->station_id; 2576a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2577a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 2578a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2579a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek case MWL8K_STA_DB_DEL_ENTRY: 2580a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek case MWL8K_STA_DB_FLUSH: 2581a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek default: 2582a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2583a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc == 0) 2584a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mv_vif->peer_id = 0; 2585a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 2586a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2587a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2588a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2589a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2590a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2591a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2592a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2593a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_AID. 2594a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2595a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_FRAME_PROT_DISABLED 0x00 2596a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_FRAME_PROT_11G 0x07 2597a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_FRAME_PROT_11N_HT_40MHZ_ONLY 0x02 2598a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_FRAME_PROT_11N_HT_ALL 0x06 2599a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2600a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_update_set_aid { 2601a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2602a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 aid; 2603a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2604a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* AP's MAC address (BSSID) */ 2605d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek __u8 bssid[ETH_ALEN]; 2606a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 protection_mode; 2607140eb5e2c1978622d7cd979d59a1c0586fe3bbdbLennert Buytenhek __u8 supp_rates[14]; 2608a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2609a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2610a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_set_aid(struct ieee80211_hw *hw, 2611a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_vif *vif) 2612a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2613a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_vif *mv_vif = MWL8K_VIF(vif); 2614a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_bss_conf *info = &mv_vif->bss_info; 2615a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_update_set_aid *cmd; 2616a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 prot_mode; 2617a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2618a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2619a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2620a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2621a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2622a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2623a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_AID); 2624a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2625a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->aid = cpu_to_le16(info->aid); 2626a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2627d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek memcpy(cmd->bssid, mv_vif->bssid, ETH_ALEN); 2628a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2629a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (info->use_cts_prot) { 2630a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek prot_mode = MWL8K_FRAME_PROT_11G; 2631a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } else { 26329ed6bcce77f75d98af6ee07069deac6041948beeJohannes Berg switch (info->ht_operation_mode & 2633a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek IEEE80211_HT_OP_MODE_PROTECTION) { 2634a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek case IEEE80211_HT_OP_MODE_PROTECTION_20MHZ: 2635a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek prot_mode = MWL8K_FRAME_PROT_11N_HT_40MHZ_ONLY; 2636a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 2637a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek case IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED: 2638a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek prot_mode = MWL8K_FRAME_PROT_11N_HT_ALL; 2639a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 2640a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek default: 2641a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek prot_mode = MWL8K_FRAME_PROT_DISABLED; 2642a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 2643a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2644a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2645a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->protection_mode = cpu_to_le16(prot_mode); 2646a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2647140eb5e2c1978622d7cd979d59a1c0586fe3bbdbLennert Buytenhek memcpy(cmd->supp_rates, mwl8k_rateids, sizeof(mwl8k_rateids)); 2648a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2649a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2650a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2651a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2652a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2653a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2654a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2655a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2656a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_RATE. 2657a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2658a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_update_rateset { 2659a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2660140eb5e2c1978622d7cd979d59a1c0586fe3bbdbLennert Buytenhek __u8 legacy_rates[14]; 2661a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2662a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Bitmap for supported MCS codes. */ 26630b5351a8e86292dfac1ca1451deaadb416a33cb8Lennert Buytenhek __u8 mcs_set[16]; 26640b5351a8e86292dfac1ca1451deaadb416a33cb8Lennert Buytenhek __u8 reserved[16]; 2665a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2666a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2667a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_update_rateset(struct ieee80211_hw *hw, 2668a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_vif *vif) 2669a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2670a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_update_rateset *cmd; 2671a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2672a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2673a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2674a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2675a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2676a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2677a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_RATE); 2678a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2679140eb5e2c1978622d7cd979d59a1c0586fe3bbdbLennert Buytenhek memcpy(cmd->legacy_rates, mwl8k_rateids, sizeof(mwl8k_rateids)); 2680a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2681a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2682a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2683a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2684a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2685a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2686a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2687a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2688a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_USE_FIXED_RATE. 2689a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2690a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_RATE_TABLE_SIZE 8 2691a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_UCAST_RATE 0 2692a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_USE_AUTO_RATE 0x0002 2693a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2694a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_rate_entry { 2695a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set to 1 if HT rate, 0 if legacy. */ 2696a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 is_ht_rate; 2697a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2698a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set to 1 to use retry_count field. */ 2699a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 enable_retry; 2700a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2701a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Specified legacy rate or MCS. */ 2702a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 rate; 2703a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2704a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Number of allowed retries. */ 2705a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 retry_count; 2706a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2707a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2708a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_rate_table { 2709a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 1 to allow specified rate and below */ 2710a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 allow_rate_drop; 2711a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 num_rates; 2712a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rate_entry rate_entry[MWL8K_RATE_TABLE_SIZE]; 2713a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2714a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2715a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_use_fixed_rate { 2716a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2717a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 action; 2718a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rate_table rate_table; 2719a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2720a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Unicast, Broadcast or Multicast */ 2721a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 rate_type; 2722a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 reserved1; 2723a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 reserved2; 2724a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2725a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2726a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_use_fixed_rate(struct ieee80211_hw *hw, 2727a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 action, u32 rate_type, struct mwl8k_rate_table *rate_table) 2728a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2729a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_use_fixed_rate *cmd; 2730a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int count; 2731a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2732a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2733a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2734a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2735a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2736a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2737a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_USE_FIXED_RATE); 2738a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2739a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2740a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le32(action); 2741a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->rate_type = cpu_to_le32(rate_type); 2742a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2743a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rate_table != NULL) { 2744c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek /* 2745c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek * Copy over each field manually so that endian 2746c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek * conversion can be done. 2747c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek */ 2748a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->rate_table.allow_rate_drop = 2749a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cpu_to_le32(rate_table->allow_rate_drop); 2750a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->rate_table.num_rates = 2751a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cpu_to_le32(rate_table->num_rates); 2752a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2753a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (count = 0; count < rate_table->num_rates; count++) { 2754a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rate_entry *dst = 2755a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek &cmd->rate_table.rate_entry[count]; 2756a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rate_entry *src = 2757a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek &rate_table->rate_entry[count]; 2758a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2759a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dst->is_ht_rate = cpu_to_le32(src->is_ht_rate); 2760a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dst->enable_retry = cpu_to_le32(src->enable_retry); 2761a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dst->rate = cpu_to_le32(src->rate); 2762a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dst->retry_count = cpu_to_le32(src->retry_count); 2763a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2764a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2765a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2766a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2767a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2768a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2769a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2770a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2771a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2772a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2773a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2774a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Interrupt handling. 2775a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2776a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic irqreturn_t mwl8k_interrupt(int irq, void *dev_id) 2777a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2778a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hw *hw = dev_id; 2779a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2780a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 status; 2781a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2782a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek status = ioread32(priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS); 2783a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(~status, priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS); 2784a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2785a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!status) 2786a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return IRQ_NONE; 2787a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2788a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_A2H_INT_TX_DONE) 2789a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tasklet_schedule(&priv->tx_reclaim_task); 2790a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2791a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_A2H_INT_RX_READY) { 2792a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek while (rxq_process(hw, 0, 1)) 2793a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rxq_refill(hw, 0, 1); 2794a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2795a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2796a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_A2H_INT_OPC_DONE) { 2797618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (priv->hostcmd_wait != NULL) 2798a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek complete(priv->hostcmd_wait); 2799a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2800a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2801a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_A2H_INT_QUEUE_EMPTY) { 2802618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (!mutex_is_locked(&priv->fw_mutex) && 280388de754ad59025eba797e7a8375807755577f450Lennert Buytenhek priv->radio_on && priv->pending_tx_pkts) 2804618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mwl8k_tx_start(priv); 2805a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2806a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2807a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return IRQ_HANDLED; 2808a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2809a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2810a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2811a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2812a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Core driver operations. 2813a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2814a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_tx(struct ieee80211_hw *hw, struct sk_buff *skb) 2815a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2816a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2817a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int index = skb_get_queue_mapping(skb); 2818a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2819a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2820a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->current_channel == NULL) { 2821a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_DEBUG "%s: dropped TX frame since radio " 2822c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek "disabled\n", wiphy_name(hw->wiphy)); 2823a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dev_kfree_skb(skb); 2824a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return NETDEV_TX_OK; 2825a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2826a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2827a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_txq_xmit(hw, index, skb); 2828a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2829a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2830a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2831a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2832a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_start(struct ieee80211_hw *hw) 2833a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2834a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2835a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2836a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2837a0607fd3a25ba1848a63a0d925e36d914735ab47Joe Perches rc = request_irq(priv->pdev->irq, mwl8k_interrupt, 2838a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek IRQF_SHARED, MWL8K_NAME, hw); 2839a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 2840a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to register IRQ handler\n", 2841c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 28422ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek return -EIO; 2843a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2844a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 28452ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek /* Enable tx reclaim tasklet */ 28462ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek tasklet_enable(&priv->tx_reclaim_task); 28472ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek 2848a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Enable interrupts */ 2849c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek iowrite32(MWL8K_A2H_EVENTS, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 2850a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 28512ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek rc = mwl8k_fw_lock(hw); 28522ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek if (!rc) { 28532ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek rc = mwl8k_cmd_802_11_radio_enable(hw); 2854a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 28555e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek if (!priv->ap_fw) { 28565e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek if (!rc) 28575e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek rc = mwl8k_enable_sniffer(hw, 0); 2858a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 28595e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek if (!rc) 28605e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek rc = mwl8k_cmd_set_pre_scan(hw); 28615e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek 28625e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek if (!rc) 28635e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek rc = mwl8k_cmd_set_post_scan(hw, 28645e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek "\x00\x00\x00\x00\x00\x00"); 28655e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek } 28662ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek 28672ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek if (!rc) 28682ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek rc = mwl8k_cmd_setrateadaptmode(hw, 0); 2869a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 28702ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek if (!rc) 28712ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek rc = mwl8k_set_wmm(hw, 0); 2872a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 28732ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek mwl8k_fw_unlock(hw); 28742ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek } 28752ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek 28762ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek if (rc) { 28772ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 28782ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek free_irq(priv->pdev->irq, hw); 28792ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek tasklet_disable(&priv->tx_reclaim_task); 28802ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek } 2881a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2882a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2883a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2884a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2885a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_stop(struct ieee80211_hw *hw) 2886a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2887a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2888a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 2889a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2890d3cea0b85a31a98630c6fcf7373d486db9612a10Lennert Buytenhek mwl8k_cmd_802_11_radio_disable(hw); 2891a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2892a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_stop_queues(hw); 2893a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2894a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Disable interrupts */ 2895a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 2896a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek free_irq(priv->pdev->irq, hw); 2897a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2898a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Stop finalize join worker */ 2899a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cancel_work_sync(&priv->finalize_join_worker); 2900a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->beacon_skb != NULL) 2901a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dev_kfree_skb(priv->beacon_skb); 2902a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2903a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Stop tx reclaim tasklet */ 2904a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tasklet_disable(&priv->tx_reclaim_task); 2905a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2906a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Return all skbs to mac80211 */ 2907a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 2908a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_txq_reclaim(hw, i, 1); 2909a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2910a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2911a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_add_interface(struct ieee80211_hw *hw, 2912a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_if_init_conf *conf) 2913a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2914a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2915a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_vif *mwl8k_vif; 2916a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2917a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 2918a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * We only support one active interface at a time. 2919a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2920a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->vif != NULL) 2921a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -EBUSY; 2922a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2923a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 2924a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * We only support managed interfaces for now. 2925a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2926240e86efd60e6bc232a072273a7f7794bcb035e0Lennert Buytenhek if (conf->type != NL80211_IFTYPE_STATION) 2927a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -EINVAL; 2928a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2929a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek /* 2930a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * Reject interface creation if sniffer mode is active, as 2931a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * STA operation is mutually exclusive with hardware sniffer 2932a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * mode. 2933a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek */ 2934a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (priv->sniffer_enabled) { 2935a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek printk(KERN_INFO "%s: unable to create STA " 2936a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek "interface due to sniffer mode being enabled\n", 2937a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek wiphy_name(hw->wiphy)); 2938a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return -EINVAL; 2939a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 2940a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 2941a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Clean out driver private area */ 2942a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_vif = MWL8K_VIF(conf->vif); 2943a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memset(mwl8k_vif, 0, sizeof(*mwl8k_vif)); 2944a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 294532060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek /* Set and save the mac address */ 294632060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek mwl8k_set_mac_addr(hw, conf->mac_addr); 2947d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek memcpy(mwl8k_vif->mac_addr, conf->mac_addr, ETH_ALEN); 2948a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2949a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Back pointer to parent config block */ 2950a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_vif->priv = priv; 2951a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2952a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set Initial sequence number to zero */ 2953a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_vif->seqno = 0; 2954a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2955a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->vif = conf->vif; 2956a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->current_channel = NULL; 2957a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2958a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 2959a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2960a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2961a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_remove_interface(struct ieee80211_hw *hw, 2962a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_if_init_conf *conf) 2963a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2964a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2965a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2966a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->vif == NULL) 2967a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return; 2968a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 296932060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek mwl8k_set_mac_addr(hw, "\x00\x00\x00\x00\x00\x00"); 297032060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 2971a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->vif = NULL; 2972a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2973a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2974ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhekstatic int mwl8k_config(struct ieee80211_hw *hw, u32 changed) 2975a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2976a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_conf *conf = &hw->conf; 2977a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2978ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek int rc; 2979a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 29807595d67a06466cc00e3aae1b86544278b57481eeLennert Buytenhek if (conf->flags & IEEE80211_CONF_IDLE) { 29817595d67a06466cc00e3aae1b86544278b57481eeLennert Buytenhek mwl8k_cmd_802_11_radio_disable(hw); 29827595d67a06466cc00e3aae1b86544278b57481eeLennert Buytenhek priv->current_channel = NULL; 2983ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek return 0; 29847595d67a06466cc00e3aae1b86544278b57481eeLennert Buytenhek } 29857595d67a06466cc00e3aae1b86544278b57481eeLennert Buytenhek 2986ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek rc = mwl8k_fw_lock(hw); 2987ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek if (rc) 2988ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek return rc; 2989a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2990ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek rc = mwl8k_cmd_802_11_radio_enable(hw); 2991ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek if (rc) 2992ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek goto out; 2993a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2994ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek rc = mwl8k_cmd_set_rf_channel(hw, conf->channel); 2995ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek if (rc) 2996ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek goto out; 2997ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek 2998ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek priv->current_channel = conf->channel; 2999a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3000a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (conf->power_level > 18) 3001a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek conf->power_level = 18; 3002ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek rc = mwl8k_cmd_802_11_rf_tx_power(hw, conf->power_level); 3003ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek if (rc) 3004ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek goto out; 3005a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 300608b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek if (priv->ap_fw) { 300708b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek rc = mwl8k_cmd_rf_antenna(hw, MWL8K_RF_ANTENNA_RX, 0x7); 300808b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek if (!rc) 300908b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek rc = mwl8k_cmd_rf_antenna(hw, MWL8K_RF_ANTENNA_TX, 0x7); 301008b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek } else { 301108b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek rc = mwl8k_cmd_mimo_config(hw, 0x7, 0x7); 301208b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek } 3013a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3014ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhekout: 3015ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek mwl8k_fw_unlock(hw); 3016a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3017ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek return rc; 3018a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3019a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 30203a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhekstatic void mwl8k_bss_info_changed(struct ieee80211_hw *hw, 30213a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek struct ieee80211_vif *vif, 30223a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek struct ieee80211_bss_conf *info, 30233a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek u32 changed) 3024a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3025a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3026a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_vif *mwl8k_vif = MWL8K_VIF(vif); 30273a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek int rc; 30283a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek 30293a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (changed & BSS_CHANGED_BSSID) 30303a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek memcpy(mwl8k_vif->bssid, info->bssid, ETH_ALEN); 30313a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek 30323a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if ((changed & BSS_CHANGED_ASSOC) == 0) 30333a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek return; 3034a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3035a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->capture_beacon = false; 3036a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 30373a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek rc = mwl8k_fw_lock(hw); 3038942457d63fedd08ce7330b89fc2934be02c3feccLennert Buytenhek if (rc) 30393a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek return; 30403a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek 3041a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (info->assoc) { 3042a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memcpy(&mwl8k_vif->bss_info, info, 3043a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek sizeof(struct ieee80211_bss_conf)); 3044a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3045a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Install rates */ 30463a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek rc = mwl8k_update_rateset(hw, vif); 30473a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 30483a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 3049a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3050a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Turn on rate adaptation */ 30513a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek rc = mwl8k_cmd_use_fixed_rate(hw, MWL8K_USE_AUTO_RATE, 30523a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek MWL8K_UCAST_RATE, NULL); 30533a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 30543a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 3055a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3056a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set radio preamble */ 30573a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek rc = mwl8k_set_radio_preamble(hw, info->use_short_preamble); 30583a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 30593a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 3060a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3061a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set slot time */ 30623a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek rc = mwl8k_cmd_set_slot(hw, info->use_short_slot); 30633a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 30643a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 3065a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3066a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Update peer rate info */ 30673a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek rc = mwl8k_cmd_update_sta_db(hw, vif, 30683a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek MWL8K_STA_DB_MODIFY_ENTRY); 30693a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 30703a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 3071a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3072a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set AID */ 30733a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek rc = mwl8k_cmd_set_aid(hw, vif); 30743a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 30753a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 3076a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3077a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 3078a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Finalize the join. Tell rx handler to process 3079a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * next beacon from our BSSID. 3080a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 3081d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek memcpy(priv->capture_bssid, mwl8k_vif->bssid, ETH_ALEN); 3082a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->capture_beacon = true; 3083a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } else { 30843a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek rc = mwl8k_cmd_update_sta_db(hw, vif, MWL8K_STA_DB_DEL_ENTRY); 3085a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memset(&mwl8k_vif->bss_info, 0, 3086a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek sizeof(struct ieee80211_bss_conf)); 3087d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek memset(mwl8k_vif->bssid, 0, ETH_ALEN); 3088a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3089a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 30903a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhekout: 30913a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek mwl8k_fw_unlock(hw); 3092a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3093a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3094e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhekstatic u64 mwl8k_prepare_multicast(struct ieee80211_hw *hw, 3095e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek int mc_count, struct dev_addr_list *mclist) 3096e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek{ 3097e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek struct mwl8k_cmd_pkt *cmd; 3098e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 3099447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek /* 3100447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * Synthesize and return a command packet that programs the 3101447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * hardware multicast address filter. At this point we don't 3102447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * know whether FIF_ALLMULTI is being requested, but if it is, 3103447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * we'll end up throwing this packet away and creating a new 3104447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * one in mwl8k_configure_filter(). 3105447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek */ 3106447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek cmd = __mwl8k_cmd_mac_multicast_adr(hw, 0, mc_count, mclist); 3107e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 3108e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek return (unsigned long)cmd; 3109e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek} 3110e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 3111a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhekstatic int 3112a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhekmwl8k_configure_filter_sniffer(struct ieee80211_hw *hw, 3113a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek unsigned int changed_flags, 3114a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek unsigned int *total_flags) 3115a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek{ 3116a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3117a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3118a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek /* 3119a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * Hardware sniffer mode is mutually exclusive with STA 3120a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * operation, so refuse to enable sniffer mode if a STA 3121a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * interface is active. 3122a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek */ 3123a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (priv->vif != NULL) { 3124a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (net_ratelimit()) 3125a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek printk(KERN_INFO "%s: not enabling sniffer " 3126a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek "mode because STA interface is active\n", 3127a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek wiphy_name(hw->wiphy)); 3128a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return 0; 3129a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 3130a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3131a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (!priv->sniffer_enabled) { 3132a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (mwl8k_enable_sniffer(hw, 1)) 3133a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return 0; 3134a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek priv->sniffer_enabled = true; 3135a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 3136a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3137a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek *total_flags &= FIF_PROMISC_IN_BSS | FIF_ALLMULTI | 3138a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek FIF_BCN_PRBRESP_PROMISC | FIF_CONTROL | 3139a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek FIF_OTHER_BSS; 3140a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3141a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return 1; 3142a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek} 3143a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3144e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhekstatic void mwl8k_configure_filter(struct ieee80211_hw *hw, 3145e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek unsigned int changed_flags, 3146e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek unsigned int *total_flags, 3147e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek u64 multicast) 3148e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek{ 3149e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3150a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek struct mwl8k_cmd_pkt *cmd = (void *)(unsigned long)multicast; 3151a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3152a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek /* 3153c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek * AP firmware doesn't allow fine-grained control over 3154c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek * the receive filter. 3155c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek */ 3156c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek if (priv->ap_fw) { 3157c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek *total_flags &= FIF_ALLMULTI | FIF_BCN_PRBRESP_PROMISC; 3158c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek kfree(cmd); 3159c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek return; 3160c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek } 3161c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek 3162c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek /* 3163a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * Enable hardware sniffer mode if FIF_CONTROL or 3164a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * FIF_OTHER_BSS is requested. 3165a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek */ 3166a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (*total_flags & (FIF_CONTROL | FIF_OTHER_BSS) && 3167a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek mwl8k_configure_filter_sniffer(hw, changed_flags, total_flags)) { 3168a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek kfree(cmd); 3169a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return; 3170a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 3171a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3172e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek /* Clear unsupported feature flags */ 3173447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek *total_flags &= FIF_ALLMULTI | FIF_BCN_PRBRESP_PROMISC; 3174a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3175e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek if (mwl8k_fw_lock(hw)) 3176e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek return; 3177a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3178a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (priv->sniffer_enabled) { 3179a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek mwl8k_enable_sniffer(hw, 0); 3180a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek priv->sniffer_enabled = false; 3181a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 3182a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3183e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek if (changed_flags & FIF_BCN_PRBRESP_PROMISC) { 318477165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek if (*total_flags & FIF_BCN_PRBRESP_PROMISC) { 318577165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek /* 318677165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * Disable the BSS filter. 318777165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek */ 3188e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek mwl8k_cmd_set_pre_scan(hw); 318977165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek } else { 3190a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek u8 *bssid; 3191a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek 319277165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek /* 319377165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * Enable the BSS filter. 319477165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * 319577165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * If there is an active STA interface, use that 319677165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * interface's BSSID, otherwise use a dummy one 319777165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * (where the OUI part needs to be nonzero for 319877165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * the BSSID to be accepted by POST_SCAN). 319977165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek */ 320077165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek bssid = "\x01\x00\x00\x00\x00\x00"; 3201a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek if (priv->vif != NULL) 3202a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek bssid = MWL8K_VIF(priv->vif)->bssid; 3203a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek 3204e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek mwl8k_cmd_set_post_scan(hw, bssid); 3205a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3206a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3207a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3208447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek /* 3209447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * If FIF_ALLMULTI is being requested, throw away the command 3210447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * packet that ->prepare_multicast() built and replace it with 3211447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * a command packet that enables reception of all multicast 3212447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * packets. 3213447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek */ 3214447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek if (*total_flags & FIF_ALLMULTI) { 3215447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek kfree(cmd); 3216447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek cmd = __mwl8k_cmd_mac_multicast_adr(hw, 1, 0, NULL); 3217447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek } 3218447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek 3219447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek if (cmd != NULL) { 3220447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek mwl8k_post_cmd(hw, cmd); 3221447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek kfree(cmd); 3222e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek } 3223a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3224e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek mwl8k_fw_unlock(hw); 3225a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3226a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3227a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_set_rts_threshold(struct ieee80211_hw *hw, u32 value) 3228a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3229733d3067d3fb168fbbd008cb0ebf5ad2027030f3Lennert Buytenhek return mwl8k_rts_threshold(hw, MWL8K_CMD_SET, value); 3230a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3231a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3232a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_conf_tx(struct ieee80211_hw *hw, u16 queue, 3233a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek const struct ieee80211_tx_queue_params *params) 3234a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 32353e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3236a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 3237a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 32383e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek rc = mwl8k_fw_lock(hw); 32393e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek if (!rc) { 32403e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek if (!priv->wmm_enabled) 32413e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek rc = mwl8k_set_wmm(hw, 1); 3242a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 32433e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek if (!rc) 32443e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek rc = mwl8k_set_edca_params(hw, queue, 32453e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek params->cw_min, 32463e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek params->cw_max, 32473e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek params->aifs, 32483e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek params->txop); 32493e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek 32503e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek mwl8k_fw_unlock(hw); 3251a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 32523e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek 3253a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 3254a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3255a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3256a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_get_tx_stats(struct ieee80211_hw *hw, 3257a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_tx_queue_stats *stats) 3258a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3259a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3260a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq; 3261a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int index; 3262a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3263a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_lock_bh(&priv->tx_lock); 3264a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (index = 0; index < MWL8K_TX_QUEUES; index++) { 3265a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek txq = priv->txq + index; 326645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memcpy(&stats[index], &txq->stats, 3267a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek sizeof(struct ieee80211_tx_queue_stats)); 3268a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3269a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_unlock_bh(&priv->tx_lock); 3270a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3271954ef509cc7d795ccd69fa2e01539297e9a003a0Lennert Buytenhek return 0; 3272a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3273a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3274a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_get_stats(struct ieee80211_hw *hw, 3275a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_low_level_stats *stats) 3276a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3277954ef509cc7d795ccd69fa2e01539297e9a003a0Lennert Buytenhek return mwl8k_cmd_802_11_get_stat(hw, stats); 3278a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3279a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3280a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic const struct ieee80211_ops mwl8k_ops = { 3281a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .tx = mwl8k_tx, 3282a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .start = mwl8k_start, 3283a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .stop = mwl8k_stop, 3284a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .add_interface = mwl8k_add_interface, 3285a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .remove_interface = mwl8k_remove_interface, 3286a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .config = mwl8k_config, 3287a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .bss_info_changed = mwl8k_bss_info_changed, 32883ac64beecd27400d12cc7afb4108eef26c499f6aJohannes Berg .prepare_multicast = mwl8k_prepare_multicast, 3289a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .configure_filter = mwl8k_configure_filter, 3290a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .set_rts_threshold = mwl8k_set_rts_threshold, 3291a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .conf_tx = mwl8k_conf_tx, 3292a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .get_tx_stats = mwl8k_get_tx_stats, 3293a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .get_stats = mwl8k_get_stats, 3294a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 3295a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3296a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_tx_reclaim_handler(unsigned long data) 3297a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3298a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 3299a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hw *hw = (struct ieee80211_hw *) data; 3300a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3301a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3302a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_lock_bh(&priv->tx_lock); 3303a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 3304a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_txq_reclaim(hw, i, 0); 3305a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 330688de754ad59025eba797e7a8375807755577f450Lennert Buytenhek if (priv->tx_wait != NULL && !priv->pending_tx_pkts) { 3307ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek complete(priv->tx_wait); 3308ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek priv->tx_wait = NULL; 3309a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3310a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_unlock_bh(&priv->tx_lock); 3311a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3312a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3313a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_finalize_join_worker(struct work_struct *work) 3314a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3315a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = 3316a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek container_of(work, struct mwl8k_priv, finalize_join_worker); 3317a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *skb = priv->beacon_skb; 3318ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek u8 dtim = MWL8K_VIF(priv->vif)->bss_info.dtim_period; 3319a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3320a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_finalize_join(priv->hw, skb->data, skb->len, dtim); 3321a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dev_kfree_skb(skb); 3322a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3323a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->beacon_skb = NULL; 3324a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3325a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3326bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linvilleenum { 3327bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville MWL8687 = 0, 3328bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville MWL8366, 33296f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek}; 33306f6d1e9a8a7fea5e4400cad64bed717e322208e1Lennert Buytenhek 3331bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linvillestatic struct mwl8k_device_info mwl8k_info_tbl[] __devinitdata = { 3332bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville { 3333bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .part_name = "88w8687", 3334bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .helper_image = "mwl8k/helper_8687.fw", 3335bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .fw_image = "mwl8k/fmimage_8687.fw", 3336bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .rxd_ops = &rxd_8687_ops, 3337bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .modes = BIT(NL80211_IFTYPE_STATION), 3338bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville }, 3339bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville { 3340bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .part_name = "88w8366", 3341bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .helper_image = "mwl8k/helper_8366.fw", 3342bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .fw_image = "mwl8k/fmimage_8366.fw", 3343bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .rxd_ops = &rxd_8366_ops, 3344bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville .modes = 0, 3345bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville }, 334645a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek}; 334745a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek 334845a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhekstatic DEFINE_PCI_DEVICE_TABLE(mwl8k_pci_id_table) = { 3349bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville { PCI_VDEVICE(MARVELL, 0x2a2b), .driver_data = MWL8687, }, 3350bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville { PCI_VDEVICE(MARVELL, 0x2a30), .driver_data = MWL8687, }, 3351bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville { PCI_VDEVICE(MARVELL, 0x2a40), .driver_data = MWL8366, }, 3352bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville { }, 335345a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek}; 335445a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert BuytenhekMODULE_DEVICE_TABLE(pci, mwl8k_pci_id_table); 335545a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek 3356a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int __devinit mwl8k_probe(struct pci_dev *pdev, 3357a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek const struct pci_device_id *id) 3358a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 33592aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek static int printed_version = 0; 3360a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hw *hw; 3361a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv; 3362a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 3363a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 33642aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek 33652aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek if (!printed_version) { 33662aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek printk(KERN_INFO "%s version %s\n", MWL8K_DESC, MWL8K_VERSION); 33672aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek printed_version = 1; 33682aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek } 3369a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3370a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = pci_enable_device(pdev); 3371a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3372a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: Cannot enable new PCI device\n", 3373a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_NAME); 3374a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 3375a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3376a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3377a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = pci_request_regions(pdev, MWL8K_NAME); 3378a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3379a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: Cannot obtain PCI resources\n", 3380a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_NAME); 33813db95e50c8813d8ed04a1ec7cd7b77dba7c81c80Lennert Buytenhek goto err_disable_device; 3382a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3383a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3384a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_set_master(pdev); 3385a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3386a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw = ieee80211_alloc_hw(sizeof(*priv), &mwl8k_ops); 3387a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (hw == NULL) { 3388a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: ieee80211 alloc failed\n", MWL8K_NAME); 3389a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -ENOMEM; 3390a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_free_reg; 3391a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3392a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3393a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv = hw->priv; 3394a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->hw = hw; 3395a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->pdev = pdev; 3396bcb628d579a61d0ab0cac4c6cc8a403de5254920John W. Linville priv->device_info = &mwl8k_info_tbl[id->driver_data]; 339754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek priv->rxd_ops = priv->device_info->rxd_ops; 3398a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek priv->sniffer_enabled = false; 33990439b1f55646ea944b0d58337f5065b79a1c1be0Lennert Buytenhek priv->wmm_enabled = false; 3400a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->pending_tx_pkts = 0; 3401a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3402a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek SET_IEEE80211_DEV(hw, &pdev->dev); 3403a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_set_drvdata(pdev, hw); 3404a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 34055b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek priv->sram = pci_iomap(pdev, 0, 0x10000); 34065b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek if (priv->sram == NULL) { 34075b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek printk(KERN_ERR "%s: Cannot map device SRAM\n", 3408c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 3409a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_iounmap; 3410a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3411a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 34125b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek /* 34135b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek * If BAR0 is a 32 bit BAR, the register BAR will be BAR1. 34145b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek * If BAR0 is a 64 bit BAR, the register BAR will be BAR2. 34155b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek */ 34165b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek priv->regs = pci_iomap(pdev, 1, 0x10000); 34175b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek if (priv->regs == NULL) { 34185b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek priv->regs = pci_iomap(pdev, 2, 0x10000); 34195b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek if (priv->regs == NULL) { 34205b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek printk(KERN_ERR "%s: Cannot map device registers\n", 34215b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek wiphy_name(hw->wiphy)); 34225b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek goto err_iounmap; 34235b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek } 34245b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek } 34255b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek 3426a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memcpy(priv->channels, mwl8k_channels, sizeof(mwl8k_channels)); 3427a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->band.band = IEEE80211_BAND_2GHZ; 3428a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->band.channels = priv->channels; 3429a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->band.n_channels = ARRAY_SIZE(mwl8k_channels); 3430a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->band.bitrates = priv->rates; 3431a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->band.n_bitrates = ARRAY_SIZE(mwl8k_rates); 3432a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw->wiphy->bands[IEEE80211_BAND_2GHZ] = &priv->band; 3433a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3434a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek BUILD_BUG_ON(sizeof(priv->rates) != sizeof(mwl8k_rates)); 3435a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memcpy(priv->rates, mwl8k_rates, sizeof(mwl8k_rates)); 3436a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3437a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 3438a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Extra headroom is the size of the required DMA header 3439a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * minus the size of the smallest 802.11 frame (CTS frame). 3440a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 3441a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw->extra_tx_headroom = 3442a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek sizeof(struct mwl8k_dma_data) - sizeof(struct ieee80211_cts); 3443a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3444a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw->channel_change_time = 10; 3445a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3446a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw->queues = MWL8K_TX_QUEUES; 3447a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3448547810e3af15cf9efc3b3ebaa7b006ef606fc892Lennert Buytenhek hw->wiphy->interface_modes = priv->device_info->modes; 3449a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3450a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set rssi and noise values to dBm */ 3451ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek hw->flags |= IEEE80211_HW_SIGNAL_DBM | IEEE80211_HW_NOISE_DBM; 3452a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw->vif_data_size = sizeof(struct mwl8k_vif); 3453a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->vif = NULL; 3454a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3455a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set default radio state and preamble */ 3456c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek priv->radio_on = 0; 345768ce38845c23443b15e374fb7362916c1231278eLennert Buytenhek priv->radio_short_preamble = 0; 3458a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3459a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Finalize join worker */ 3460a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek INIT_WORK(&priv->finalize_join_worker, mwl8k_finalize_join_worker); 3461a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3462a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* TX reclaim tasklet */ 3463a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tasklet_init(&priv->tx_reclaim_task, 3464a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_tx_reclaim_handler, (unsigned long)hw); 3465a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tasklet_disable(&priv->tx_reclaim_task); 3466a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3467a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Power management cookie */ 3468a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->cookie = pci_alloc_consistent(priv->pdev, 4, &priv->cookie_dma); 3469a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->cookie == NULL) 3470a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_iounmap; 3471a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3472a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_rxq_init(hw, 0); 3473a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 3474a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_iounmap; 3475a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rxq_refill(hw, 0, INT_MAX); 3476a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3477618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mutex_init(&priv->fw_mutex); 3478618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_owner = NULL; 3479618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_depth = 0; 3480618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->hostcmd_wait = NULL; 3481618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 3482a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_lock_init(&priv->tx_lock); 3483a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 348488de754ad59025eba797e7a8375807755577f450Lennert Buytenhek priv->tx_wait = NULL; 348588de754ad59025eba797e7a8375807755577f450Lennert Buytenhek 3486a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) { 3487a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_txq_init(hw, i); 3488a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 3489a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_free_queues; 3490a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3491a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3492a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS); 3493c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 3494a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_CLEAR_SEL); 3495a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0xffffffff, priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS_MASK); 3496a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3497a0607fd3a25ba1848a63a0d925e36d914735ab47Joe Perches rc = request_irq(priv->pdev->irq, mwl8k_interrupt, 3498a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek IRQF_SHARED, MWL8K_NAME, hw); 3499a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3500a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to register IRQ handler\n", 3501c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 3502a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_free_queues; 3503a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3504a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3505a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Reset firmware and hardware */ 3506a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_hw_reset(priv); 3507a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3508a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Ask userland hotplug daemon for the device firmware */ 350945a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek rc = mwl8k_request_firmware(priv); 3510a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3511c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Firmware files not found\n", 3512c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 3513a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_free_irq; 3514a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3515a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3516a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Load firmware into hardware */ 3517c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek rc = mwl8k_load_firmware(hw); 3518a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3519c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Cannot start firmware\n", 3520c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 3521a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_stop_firmware; 3522a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3523a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3524a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Reclaim memory once firmware is successfully loaded */ 3525a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_release_firmware(priv); 3526a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3527a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 3528a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Temporarily enable interrupts. Initial firmware host 3529a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * commands use interrupts and avoids polling. Disable 3530a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * interrupts when done. 3531a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 3532c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek iowrite32(MWL8K_A2H_EVENTS, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 3533a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3534a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Get config data, mac addrs etc */ 353542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek if (priv->ap_fw) { 353642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek rc = mwl8k_cmd_get_hw_spec_ap(hw); 353742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek if (!rc) 353842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek rc = mwl8k_cmd_set_hw_spec(hw); 353942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek } else { 354042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek rc = mwl8k_cmd_get_hw_spec_sta(hw); 354142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek } 3542a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3543c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Cannot initialise firmware\n", 3544c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 3545a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_stop_firmware; 3546a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3547a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3548a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Turn radio off */ 3549c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek rc = mwl8k_cmd_802_11_radio_disable(hw); 3550a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3551c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Cannot disable\n", wiphy_name(hw->wiphy)); 3552a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_stop_firmware; 3553a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3554a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 355532060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek /* Clear MAC address */ 355632060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek rc = mwl8k_set_mac_addr(hw, "\x00\x00\x00\x00\x00\x00"); 355732060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek if (rc) { 355832060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek printk(KERN_ERR "%s: Cannot clear MAC address\n", 355932060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek wiphy_name(hw->wiphy)); 356032060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek goto err_stop_firmware; 356132060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek } 356232060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 3563a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Disable interrupts */ 3564a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 3565a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek free_irq(priv->pdev->irq, hw); 3566a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3567a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = ieee80211_register_hw(hw); 3568a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3569c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Cannot register device\n", 3570c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 3571a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_stop_firmware; 3572a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3573a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3574eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek printk(KERN_INFO "%s: %s v%d, %pM, %s firmware %u.%u.%u.%u\n", 3575a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek wiphy_name(hw->wiphy), priv->device_info->part_name, 357645a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek priv->hw_rev, hw->wiphy->perm_addr, 3577eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek priv->ap_fw ? "AP" : "STA", 35782aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek (priv->fw_rev >> 24) & 0xff, (priv->fw_rev >> 16) & 0xff, 35792aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek (priv->fw_rev >> 8) & 0xff, priv->fw_rev & 0xff); 3580a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3581a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 3582a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3583a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekerr_stop_firmware: 3584a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_hw_reset(priv); 3585a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_release_firmware(priv); 3586a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3587a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekerr_free_irq: 3588a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 3589a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek free_irq(priv->pdev->irq, hw); 3590a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3591a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekerr_free_queues: 3592a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 3593a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_txq_deinit(hw, i); 3594a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_rxq_deinit(hw, 0); 3595a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3596a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekerr_iounmap: 3597a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->cookie != NULL) 3598a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_free_consistent(priv->pdev, 4, 3599a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->cookie, priv->cookie_dma); 3600a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3601a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->regs != NULL) 3602a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_iounmap(pdev, priv->regs); 3603a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 36045b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek if (priv->sram != NULL) 36055b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek pci_iounmap(pdev, priv->sram); 36065b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek 3607a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_set_drvdata(pdev, NULL); 3608a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_free_hw(hw); 3609a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3610a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekerr_free_reg: 3611a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_release_regions(pdev); 36123db95e50c8813d8ed04a1ec7cd7b77dba7c81c80Lennert Buytenhek 36133db95e50c8813d8ed04a1ec7cd7b77dba7c81c80Lennert Buytenhekerr_disable_device: 3614a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_disable_device(pdev); 3615a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3616a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 3617a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3618a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3619230f7af0d8f6f2019e64920378b3b66e7d3e99a5Joerg Albertstatic void __devexit mwl8k_shutdown(struct pci_dev *pdev) 3620a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3621a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "===>%s(%u)\n", __func__, __LINE__); 3622a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3623a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3624230f7af0d8f6f2019e64920378b3b66e7d3e99a5Joerg Albertstatic void __devexit mwl8k_remove(struct pci_dev *pdev) 3625a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3626a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hw *hw = pci_get_drvdata(pdev); 3627a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv; 3628a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 3629a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3630a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (hw == NULL) 3631a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return; 3632a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv = hw->priv; 3633a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3634a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_stop_queues(hw); 3635a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 363660aa569f9212a13382c29cc734f275dec0f55e0bLennert Buytenhek ieee80211_unregister_hw(hw); 363760aa569f9212a13382c29cc734f275dec0f55e0bLennert Buytenhek 3638a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Remove tx reclaim tasklet */ 3639a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tasklet_kill(&priv->tx_reclaim_task); 3640a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3641a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Stop hardware */ 3642a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_hw_reset(priv); 3643a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3644a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Return all skbs to mac80211 */ 3645a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 3646a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_txq_reclaim(hw, i, 1); 3647a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3648a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 3649a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_txq_deinit(hw, i); 3650a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3651a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_rxq_deinit(hw, 0); 3652a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3653c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek pci_free_consistent(priv->pdev, 4, priv->cookie, priv->cookie_dma); 3654a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3655a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_iounmap(pdev, priv->regs); 36565b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek pci_iounmap(pdev, priv->sram); 3657a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_set_drvdata(pdev, NULL); 3658a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_free_hw(hw); 3659a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_release_regions(pdev); 3660a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_disable_device(pdev); 3661a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3662a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3663a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic struct pci_driver mwl8k_driver = { 3664a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .name = MWL8K_NAME, 366545a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek .id_table = mwl8k_pci_id_table, 3666a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .probe = mwl8k_probe, 3667a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .remove = __devexit_p(mwl8k_remove), 3668a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .shutdown = __devexit_p(mwl8k_shutdown), 3669a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 3670a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3671a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int __init mwl8k_init(void) 3672a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3673a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return pci_register_driver(&mwl8k_driver); 3674a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3675a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3676a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void __exit mwl8k_exit(void) 3677a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3678a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_unregister_driver(&mwl8k_driver); 3679a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3680a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3681a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmodule_init(mwl8k_init); 3682a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmodule_exit(mwl8k_exit); 3683c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek 3684c2c357ce309221b85fd36e50aade66d01a556cdeLennert BuytenhekMODULE_DESCRIPTION(MWL8K_DESC); 3685c2c357ce309221b85fd36e50aade66d01a556cdeLennert BuytenhekMODULE_VERSION(MWL8K_VERSION); 3686c2c357ce309221b85fd36e50aade66d01a556cdeLennert BuytenhekMODULE_AUTHOR("Lennert Buytenhek <buytenh@marvell.com>"); 3687c2c357ce309221b85fd36e50aade66d01a556cdeLennert BuytenhekMODULE_LICENSE("GPL"); 3688