mwl8k.c revision 259a8e7ddd55485b4a75ec39bc6716745c08fce0
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); 8754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek int (*rxd_process)(void *rxd, struct ieee80211_rx_status *status); 8854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek}; 8954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 9045a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhekstruct mwl8k_device_info { 91a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek char *part_name; 92a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek char *helper_image; 93a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek char *fw_image; 9454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek struct rxd_ops *rxd_ops; 95547810e3af15cf9efc3b3ebaa7b006ef606fc892Lennert Buytenhek u16 modes; 9645a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek}; 9745a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek 98a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_rx_queue { 9945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek int rxd_count; 100a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 101a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* hw receives here */ 10245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek int head; 103a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 104a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* refill descs here */ 10545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek int tail; 106a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 10754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek void *rxd; 10845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek dma_addr_t rxd_dma; 109788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek struct { 110788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek struct sk_buff *skb; 111788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek DECLARE_PCI_UNMAP_ADDR(dma) 112788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek } *buf; 113a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 114a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 115a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_tx_queue { 116a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* hw transmits here */ 11745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek int head; 118a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 119a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* sw appends here */ 12045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek int tail; 121a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 12245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek struct ieee80211_tx_queue_stats stats; 12345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek struct mwl8k_tx_desc *txd; 12445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek dma_addr_t txd_dma; 12545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek struct sk_buff **skb; 126a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 127a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 128a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Pointers to the firmware data and meta information about it. */ 129a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_firmware { 130a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Boot helper code */ 131a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct firmware *helper; 132a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek 133a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek /* Microcode */ 134a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek struct firmware *ucode; 135a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 136a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 137a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_priv { 1385b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek void __iomem *sram; 139a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek void __iomem *regs; 140a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hw *hw; 141a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 142a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct pci_dev *pdev; 143a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 14445a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek struct mwl8k_device_info *device_info; 145eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek bool ap_fw; 14654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek struct rxd_ops *rxd_ops; 14745a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek 148a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* firmware files and meta data */ 149a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_firmware fw; 150a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 151618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek /* firmware access */ 152618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct mutex fw_mutex; 153618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct task_struct *fw_mutex_owner; 154618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek int fw_mutex_depth; 155618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct completion *hostcmd_wait; 156618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 157a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* lock held over TX and TX reap */ 158a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spinlock_t tx_lock; 159a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 16088de754ad59025eba797e7a8375807755577f450Lennert Buytenhek /* TX quiesce completion, protected by fw_mutex and tx_lock */ 16188de754ad59025eba797e7a8375807755577f450Lennert Buytenhek struct completion *tx_wait; 16288de754ad59025eba797e7a8375807755577f450Lennert Buytenhek 163a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_vif *vif; 164a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 165a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_channel *current_channel; 166a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 167a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* power management status cookie from firmware */ 168a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 *cookie; 169a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr_t cookie_dma; 170a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 171a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 num_mcaddrs; 172a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u8 hw_rev; 1732aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek u32 fw_rev; 174a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 175a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 176a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Running count of TX packets in flight, to avoid 177a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * iterating over the transmit rings each time. 178a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 179a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int pending_tx_pkts; 180a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 181a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue rxq[MWL8K_RX_QUEUES]; 182a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue txq[MWL8K_TX_QUEUES]; 183a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 184a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* PHY parameters */ 185a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_supported_band band; 186a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_channel channels[14]; 1875dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek struct ieee80211_rate rates[13]; 188a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 189c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek bool radio_on; 19068ce38845c23443b15e374fb7362916c1231278eLennert Buytenhek bool radio_short_preamble; 191a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek bool sniffer_enabled; 1920439b1f55646ea944b0d58337f5065b79a1c1be0Lennert Buytenhek bool wmm_enabled; 193a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 194a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* XXX need to convert this to handle multiple interfaces */ 195a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek bool capture_beacon; 196d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek u8 capture_bssid[ETH_ALEN]; 197a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *beacon_skb; 198a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 199a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 200a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * This FJ worker has to be global as it is scheduled from the 201a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * RX handler. At this point we don't know which interface it 202a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * belongs to until the list of bssids waiting to complete join 203a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * is checked. 204a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 205a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct work_struct finalize_join_worker; 206a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 207a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Tasklet to reclaim TX descriptors and buffers after tx */ 208a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct tasklet_struct tx_reclaim_task; 209a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 210a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 211a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Per interface specific private data */ 212a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_vif { 213a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* backpointer to parent config block */ 214a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv; 215a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 216a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* BSS config of AP or IBSS from mac80211*/ 217a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_bss_conf bss_info; 218a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 219a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* BSSID of AP or IBSS */ 220d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek u8 bssid[ETH_ALEN]; 221d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek u8 mac_addr[ETH_ALEN]; 222a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 223a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 224a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Subset of supported legacy rates. 225a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Intersection of AP and STA supported rates. 226a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2275dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek struct ieee80211_rate legacy_rates[13]; 228a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 229a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* number of supported legacy rates */ 230a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u8 legacy_nrates; 231a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 232a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Index into station database.Returned by update_sta_db call */ 233a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u8 peer_id; 234a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 235a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Non AMPDU sequence number assigned by driver */ 236a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 seqno; 237a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 238a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 239a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek#define MWL8K_VIF(_vif) ((struct mwl8k_vif *)&((_vif)->drv_priv)) 240a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 241a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic const struct ieee80211_channel mwl8k_channels[] = { 242a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2412, .hw_value = 1, }, 243a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2417, .hw_value = 2, }, 244a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2422, .hw_value = 3, }, 245a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2427, .hw_value = 4, }, 246a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2432, .hw_value = 5, }, 247a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2437, .hw_value = 6, }, 248a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2442, .hw_value = 7, }, 249a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2447, .hw_value = 8, }, 250a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2452, .hw_value = 9, }, 251a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2457, .hw_value = 10, }, 252a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .center_freq = 2462, .hw_value = 11, }, 253a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 254a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 255a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic const struct ieee80211_rate mwl8k_rates[] = { 256a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 10, .hw_value = 2, }, 257a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 20, .hw_value = 4, }, 258a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 55, .hw_value = 11, }, 2595dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek { .bitrate = 110, .hw_value = 22, }, 2605dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek { .bitrate = 220, .hw_value = 44, }, 261a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 60, .hw_value = 12, }, 262a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 90, .hw_value = 18, }, 263a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 120, .hw_value = 24, }, 264a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 180, .hw_value = 36, }, 265a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 240, .hw_value = 48, }, 266a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 360, .hw_value = 72, }, 267a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 480, .hw_value = 96, }, 268a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek { .bitrate = 540, .hw_value = 108, }, 269a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 270a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 271a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Set or get info from Firmware */ 272a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET 0x0001 273a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_GET 0x0000 274a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 275a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Firmware command codes */ 276a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_CODE_DNLD 0x0001 277a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_GET_HW_SPEC 0x0003 27842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek#define MWL8K_CMD_SET_HW_SPEC 0x0004 279a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_MAC_MULTICAST_ADR 0x0010 280a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_GET_STAT 0x0014 281ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_RADIO_CONTROL 0x001c 282ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_RF_TX_POWER 0x001e 28308b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek#define MWL8K_CMD_RF_ANTENNA 0x0020 284a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET_PRE_SCAN 0x0107 285a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET_POST_SCAN 0x0108 286ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_RF_CHANNEL 0x010a 287ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_AID 0x010d 288ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_RATE 0x0110 289ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_FINALIZE_JOIN 0x0111 290ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_RTS_THRESHOLD 0x0113 291a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET_SLOT 0x0114 292ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_EDCA_PARAMS 0x0115 293ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_SET_WMM_MODE 0x0123 294a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_MIMO_CONFIG 0x0125 295ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_USE_FIXED_RATE 0x0126 296a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_ENABLE_SNIFFER 0x0150 29732060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek#define MWL8K_CMD_SET_MAC_ADDR 0x0202 298a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_SET_RATEADAPT_MODE 0x0203 299ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek#define MWL8K_CMD_UPDATE_STADB 0x1123 300a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 301a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic const char *mwl8k_cmd_name(u16 cmd, char *buf, int bufsize) 302a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 303a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMDNAME(x) case MWL8K_CMD_##x: do {\ 304a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek snprintf(buf, bufsize, "%s", #x);\ 305a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return buf;\ 306a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } while (0) 307ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek switch (cmd & ~0x8000) { 308a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(CODE_DNLD); 309a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(GET_HW_SPEC); 31042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek MWL8K_CMDNAME(SET_HW_SPEC); 311a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(MAC_MULTICAST_ADR); 312a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(GET_STAT); 313a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(RADIO_CONTROL); 314a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(RF_TX_POWER); 31508b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek MWL8K_CMDNAME(RF_ANTENNA); 316a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_PRE_SCAN); 317a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_POST_SCAN); 318a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_RF_CHANNEL); 319ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_AID); 320ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_RATE); 321ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_FINALIZE_JOIN); 322ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(RTS_THRESHOLD); 323a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_SLOT); 324ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_EDCA_PARAMS); 325ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(SET_WMM_MODE); 326a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(MIMO_CONFIG); 327ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(USE_FIXED_RATE); 328a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(ENABLE_SNIFFER); 32932060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek MWL8K_CMDNAME(SET_MAC_ADDR); 330a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMDNAME(SET_RATEADAPT_MODE); 331ff45fc60ad583f45ecf10a41f7dbecf78519bcc1Lennert Buytenhek MWL8K_CMDNAME(UPDATE_STADB); 332a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek default: 333a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek snprintf(buf, bufsize, "0x%x", cmd); 334a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 335a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#undef MWL8K_CMDNAME 336a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 337a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return buf; 338a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 339a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 340a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Hardware and firmware reset */ 341a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_hw_reset(struct mwl8k_priv *priv) 342a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 343a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_RESET, 344a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 345a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_RESET, 346a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 347a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek msleep(20); 348a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 349a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 350a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Release fw image */ 351a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_release_fw(struct firmware **fw) 352a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 353a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (*fw == NULL) 354a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return; 355a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek release_firmware(*fw); 356a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek *fw = NULL; 357a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 358a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 359a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_release_firmware(struct mwl8k_priv *priv) 360a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 361a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_release_fw(&priv->fw.ucode); 362a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_release_fw(&priv->fw.helper); 363a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 364a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 365a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Request fw image */ 366a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_request_fw(struct mwl8k_priv *priv, 367c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek const char *fname, struct firmware **fw) 368a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 369a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* release current image */ 370a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (*fw != NULL) 371a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_release_fw(fw); 372a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 373a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return request_firmware((const struct firmware **)fw, 374c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek fname, &priv->pdev->dev); 375a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 376a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 37745a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhekstatic int mwl8k_request_firmware(struct mwl8k_priv *priv) 378a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 379a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek struct mwl8k_device_info *di = priv->device_info; 380a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 381a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 382a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek if (di->helper_image != NULL) { 383a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek rc = mwl8k_request_fw(priv, di->helper_image, &priv->fw.helper); 384a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek if (rc) { 385a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek printk(KERN_ERR "%s: Error requesting helper " 386a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek "firmware file %s\n", pci_name(priv->pdev), 387a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek di->helper_image); 388a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek return rc; 389a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek } 390a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 391a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 392a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek rc = mwl8k_request_fw(priv, di->fw_image, &priv->fw.ucode); 393a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 394c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Error requesting firmware file %s\n", 395a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek pci_name(priv->pdev), di->fw_image); 396a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_release_fw(&priv->fw.helper); 397a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 398a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 399a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 400a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 401a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 402a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 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 } 574a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek msleep(1); 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 msleep(1); 592a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 593a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek loops = 200000; 594a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek do { 595eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek u32 ready_code; 596eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek 597eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek ready_code = ioread32(priv->regs + MWL8K_HIU_INT_CODE); 598eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek if (ready_code == MWL8K_FWAP_READY) { 599eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek priv->ap_fw = 1; 600eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek break; 601eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek } else if (ready_code == MWL8K_FWSTA_READY) { 602eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek priv->ap_fw = 0; 603a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 604eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek } 605eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek 606eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek cond_resched(); 607a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek udelay(1); 608a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } while (--loops); 609a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 610a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return loops ? 0 : -ETIMEDOUT; 611a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 612a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 613a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 614a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 615a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Defines shared between transmission and reception. 616a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 617a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* HT control fields for firmware */ 618a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct ewc_ht_info { 619a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 control1; 620a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 control2; 621a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 control3; 622a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 623a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 624a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Firmware Station database operations */ 625a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STA_DB_ADD_ENTRY 0 626a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STA_DB_MODIFY_ENTRY 1 627a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STA_DB_DEL_ENTRY 2 628a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STA_DB_FLUSH 3 629a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 630a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Peer Entry flags - used to define the type of the peer node */ 631a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_PEER_TYPE_ACCESSPOINT 2 632a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 6335dfd3e2c6fb69cf4295ec139107f4ebd3f7fbff0Lennert Buytenhek#define MWL8K_IEEE_LEGACY_DATA_RATES 13 634a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_MCS_BITMAP_SIZE 16 635a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 636a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct peer_capability_info { 637a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Peer type - AP vs. STA. */ 638a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 peer_type; 639a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 640a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Basic 802.11 capabilities from assoc resp. */ 641a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 basic_caps; 642a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 643a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set if peer supports 802.11n high throughput (HT). */ 644a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 ht_support; 645a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 646a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Valid if HT is supported. */ 647a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 ht_caps; 648a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 extended_ht_caps; 649a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ewc_ht_info ewc_info; 650a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 651a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Legacy rate table. Intersection of our rates and peer rates. */ 652a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 legacy_rates[MWL8K_IEEE_LEGACY_DATA_RATES]; 653a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 654a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* HT rate table. Intersection of our rates and peer rates. */ 655a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 ht_rates[MWL8K_MCS_BITMAP_SIZE]; 656c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek __u8 pad[16]; 657a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 658a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* If set, interoperability mode, no proprietary extensions. */ 659a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 interop; 660a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 pad2; 661a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 station_id; 662a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 amsdu_enabled; 663a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 664a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 665a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Inline functions to manipulate QoS field in data descriptor. */ 666a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic inline u16 mwl8k_qos_setbit_eosp(u16 qos) 667a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 668a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 val_mask = 1 << 4; 669a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 670a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* End of Service Period Bit 4 */ 671a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return qos | val_mask; 672a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 673a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 674a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic inline u16 mwl8k_qos_setbit_ack(u16 qos, u8 ack_policy) 675a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 676a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 val_mask = 0x3; 677a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u8 shift = 5; 678a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 qos_mask = ~(val_mask << shift); 679a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 680a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Ack Policy Bit 5-6 */ 681a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return (qos & qos_mask) | ((ack_policy & val_mask) << shift); 682a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 683a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 684a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic inline u16 mwl8k_qos_setbit_amsdu(u16 qos) 685a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 686a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 val_mask = 1 << 7; 687a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 688a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* AMSDU present Bit 7 */ 689a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return qos | val_mask; 690a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 691a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 692a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic inline u16 mwl8k_qos_setbit_qlen(u16 qos, u8 len) 693a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 694a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 val_mask = 0xff; 695a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u8 shift = 8; 696a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 qos_mask = ~(val_mask << shift); 697a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 698a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Queue Length Bits 8-15 */ 699a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return (qos & qos_mask) | ((len & val_mask) << shift); 700a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 701a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 702a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* DMA header used by firmware and hardware. */ 703a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_dma_data { 704a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 fwlen; 705a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hdr wh; 706a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 707a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 708a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Routines to add/remove DMA header from skb. */ 70976266b2ad38c33fb2c1475cfeb35ed070adaba2bLennert Buytenhekstatic inline void mwl8k_remove_dma_header(struct sk_buff *skb) 710a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 71176266b2ad38c33fb2c1475cfeb35ed070adaba2bLennert Buytenhek struct mwl8k_dma_data *tr = (struct mwl8k_dma_data *)skb->data; 712a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek void *dst, *src = &tr->wh; 71376266b2ad38c33fb2c1475cfeb35ed070adaba2bLennert Buytenhek int hdrlen = ieee80211_hdrlen(tr->wh.frame_control); 714a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 space = sizeof(struct mwl8k_dma_data) - hdrlen; 715a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 716a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dst = (void *)tr + space; 717a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (dst != src) { 718a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memmove(dst, src, hdrlen); 719a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek skb_pull(skb, space); 720a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 721a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 722a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 72376266b2ad38c33fb2c1475cfeb35ed070adaba2bLennert Buytenhekstatic inline void mwl8k_add_dma_header(struct sk_buff *skb) 724a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 725a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hdr *wh; 726a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 hdrlen, pktlen; 727a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_dma_data *tr; 728a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 729a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek wh = (struct ieee80211_hdr *)skb->data; 730a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hdrlen = ieee80211_hdrlen(wh->frame_control); 731a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pktlen = skb->len; 732a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 733a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 734a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Copy up/down the 802.11 header; the firmware requires 735a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * we present a 2-byte payload length followed by a 736a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * 4-address header (w/o QoS), followed (optionally) by 737a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * any WEP/ExtIV header (but only filled in for CCMP). 738a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 739a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (hdrlen != sizeof(struct mwl8k_dma_data)) 740a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek skb_push(skb, sizeof(struct mwl8k_dma_data) - hdrlen); 741a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 742a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tr = (struct mwl8k_dma_data *)skb->data; 743a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (wh != &tr->wh) 744a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memmove(&tr->wh, wh, hdrlen); 745a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 746a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Clear addr4 */ 747d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek memset(tr->wh.addr4, 0, ETH_ALEN); 748a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 749a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 750a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Firmware length is the length of the fully formed "802.11 751a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * payload". That is, everything except for the 802.11 header. 752a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * This includes all crypto material including the MIC. 753a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 754a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tr->fwlen = cpu_to_le16(pktlen - hdrlen); 755a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 756a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 757a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 758a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 759a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Packet reception. 760a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 76154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhekstruct mwl8k_rxd_8687 { 762a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 pkt_len; 763a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 link_quality; 764a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 noise_level; 765a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 pkt_phys_addr; 76645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek __le32 next_rxd_phys_addr; 767a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 qos_control; 768a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 rate_info; 769a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 pad0[4]; 770a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 rssi; 771a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 channel; 772a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 pad1; 773a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 rx_ctrl; 774a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 rx_status; 775a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 pad2[2]; 776a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 777a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 77854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek#define MWL8K_8687_RATE_INFO_SHORTPRE 0x8000 77954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek#define MWL8K_8687_RATE_INFO_ANTSELECT(x) (((x) >> 11) & 0x3) 78054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek#define MWL8K_8687_RATE_INFO_RATEID(x) (((x) >> 3) & 0x3f) 78154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek#define MWL8K_8687_RATE_INFO_40MHZ 0x0004 78254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek#define MWL8K_8687_RATE_INFO_SHORTGI 0x0002 78354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek#define MWL8K_8687_RATE_INFO_MCS_FORMAT 0x0001 78454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 78554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek#define MWL8K_8687_RX_CTRL_OWNED_BY_HOST 0x02 78654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 78754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhekstatic void mwl8k_rxd_8687_init(void *_rxd, dma_addr_t next_dma_addr) 78854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek{ 78954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek struct mwl8k_rxd_8687 *rxd = _rxd; 79054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 79154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd->next_rxd_phys_addr = cpu_to_le32(next_dma_addr); 79254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd->rx_ctrl = MWL8K_8687_RX_CTRL_OWNED_BY_HOST; 79354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek} 79454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 79554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhekstatic void mwl8k_rxd_8687_refill(void *_rxd, dma_addr_t addr, int len) 79654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek{ 79754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek struct mwl8k_rxd_8687 *rxd = _rxd; 79854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 79954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd->pkt_len = cpu_to_le16(len); 80054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd->pkt_phys_addr = cpu_to_le32(addr); 80154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek wmb(); 80254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd->rx_ctrl = 0; 80354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek} 80454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 80554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhekstatic int 80654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhekmwl8k_rxd_8687_process(void *_rxd, struct ieee80211_rx_status *status) 80754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek{ 80854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek struct mwl8k_rxd_8687 *rxd = _rxd; 80954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek u16 rate_info; 81054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 81154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (!(rxd->rx_ctrl & MWL8K_8687_RX_CTRL_OWNED_BY_HOST)) 81254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek return -1; 81354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rmb(); 81454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 81554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rate_info = le16_to_cpu(rxd->rate_info); 81654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 81754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek memset(status, 0, sizeof(*status)); 81854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 81954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->signal = -rxd->rssi; 82054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->noise = -rxd->noise_level; 82154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->qual = rxd->link_quality; 82254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->antenna = MWL8K_8687_RATE_INFO_ANTSELECT(rate_info); 82354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->rate_idx = MWL8K_8687_RATE_INFO_RATEID(rate_info); 82454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 82554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (rate_info & MWL8K_8687_RATE_INFO_SHORTPRE) 82654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->flag |= RX_FLAG_SHORTPRE; 82754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (rate_info & MWL8K_8687_RATE_INFO_40MHZ) 82854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->flag |= RX_FLAG_40MHZ; 82954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (rate_info & MWL8K_8687_RATE_INFO_SHORTGI) 83054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->flag |= RX_FLAG_SHORT_GI; 83154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (rate_info & MWL8K_8687_RATE_INFO_MCS_FORMAT) 83254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->flag |= RX_FLAG_HT; 83354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 83454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->band = IEEE80211_BAND_2GHZ; 83554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek status->freq = ieee80211_channel_to_frequency(rxd->channel); 83654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 83754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek return le16_to_cpu(rxd->pkt_len); 83854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek} 83954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 84054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhekstatic struct rxd_ops rxd_8687_ops = { 84154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek .rxd_size = sizeof(struct mwl8k_rxd_8687), 84254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek .rxd_init = mwl8k_rxd_8687_init, 84354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek .rxd_refill = mwl8k_rxd_8687_refill, 84454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek .rxd_process = mwl8k_rxd_8687_process, 84554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek}; 84654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 84754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 848a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_RX_DESCS 256 849a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_RX_MAXSZ 3800 850a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 851a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_rxq_init(struct ieee80211_hw *hw, int index) 852a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 853a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 854a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue *rxq = priv->rxq + index; 855a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int size; 856a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 857a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 85845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd_count = 0; 85945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->head = 0; 86045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->tail = 0; 861a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 86254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek size = MWL8K_RX_DESCS * priv->rxd_ops->rxd_size; 863a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 86445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd = pci_alloc_consistent(priv->pdev, size, &rxq->rxd_dma); 86545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (rxq->rxd == NULL) { 866a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to alloc RX descriptors\n", 867c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 868a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 869a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 87045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memset(rxq->rxd, 0, size); 871a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 872788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek rxq->buf = kmalloc(MWL8K_RX_DESCS * sizeof(*rxq->buf), GFP_KERNEL); 873788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek if (rxq->buf == NULL) { 874a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to alloc RX skbuff list\n", 875c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 87645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek pci_free_consistent(priv->pdev, size, rxq->rxd, rxq->rxd_dma); 877a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 878a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 879788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek memset(rxq->buf, 0, MWL8K_RX_DESCS * sizeof(*rxq->buf)); 880a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 881a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_RX_DESCS; i++) { 88254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek int desc_size; 88354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek void *rxd; 884a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int nexti; 88554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek dma_addr_t next_dma_addr; 88654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 88754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek desc_size = priv->rxd_ops->rxd_size; 88854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd = rxq->rxd + (i * priv->rxd_ops->rxd_size); 889a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 89054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek nexti = i + 1; 89154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (nexti == MWL8K_RX_DESCS) 89254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek nexti = 0; 89354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek next_dma_addr = rxq->rxd_dma + (nexti * desc_size); 894a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 89554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek priv->rxd_ops->rxd_init(rxd, next_dma_addr); 896a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 897a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 898a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 899a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 900a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 901a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int rxq_refill(struct ieee80211_hw *hw, int index, int limit) 902a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 903a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 904a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue *rxq = priv->rxq + index; 905a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int refilled; 906a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 907a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek refilled = 0; 90845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek while (rxq->rxd_count < MWL8K_RX_DESCS && limit--) { 909a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *skb; 910788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek dma_addr_t addr; 911a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rx; 91254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek void *rxd; 913a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 914a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek skb = dev_alloc_skb(MWL8K_RX_MAXSZ); 915a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (skb == NULL) 916a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 917a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 918788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek addr = pci_map_single(priv->pdev, skb->data, 919788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek MWL8K_RX_MAXSZ, DMA_FROM_DEVICE); 920a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 92154bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxq->rxd_count++; 92254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rx = rxq->tail++; 92354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (rxq->tail == MWL8K_RX_DESCS) 92454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxq->tail = 0; 925788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek rxq->buf[rx].skb = skb; 926788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_addr_set(&rxq->buf[rx], dma, addr); 92754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 92854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd = rxq->rxd + (rx * priv->rxd_ops->rxd_size); 92954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek priv->rxd_ops->rxd_refill(rxd, addr, MWL8K_RX_MAXSZ); 930a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 931a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek refilled++; 932a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 933a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 934a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return refilled; 935a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 936a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 937a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Must be called only when the card's reception is completely halted */ 938a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_rxq_deinit(struct ieee80211_hw *hw, int index) 939a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 940a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 941a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue *rxq = priv->rxq + index; 942a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 943a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 944a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_RX_DESCS; i++) { 945788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek if (rxq->buf[i].skb != NULL) { 946788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_single(priv->pdev, 947788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_addr(&rxq->buf[i], dma), 948788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek MWL8K_RX_MAXSZ, PCI_DMA_FROMDEVICE); 949788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_addr_set(&rxq->buf[i], dma, 0); 950788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek 951788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek kfree_skb(rxq->buf[i].skb); 952788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek rxq->buf[i].skb = NULL; 953a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 954a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 955a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 956788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek kfree(rxq->buf); 957788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek rxq->buf = NULL; 958a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 959a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_free_consistent(priv->pdev, 96054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek MWL8K_RX_DESCS * priv->rxd_ops->rxd_size, 96145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd, rxq->rxd_dma); 96245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd = NULL; 963a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 964a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 965a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 966a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 967a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Scan a list of BSSIDs to process for finalize join. 968a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Allows for extension to process multiple BSSIDs. 969a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 970a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic inline int 971a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmwl8k_capture_bssid(struct mwl8k_priv *priv, struct ieee80211_hdr *wh) 972a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 973a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return priv->capture_beacon && 974a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_is_beacon(wh->frame_control) && 975a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek !compare_ether_addr(wh->addr3, priv->capture_bssid); 976a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 977a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 9783779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhekstatic inline void mwl8k_save_beacon(struct ieee80211_hw *hw, 9793779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek struct sk_buff *skb) 980a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 9813779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 9823779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek 983a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->capture_beacon = false; 984d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek memset(priv->capture_bssid, 0, ETH_ALEN); 985a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 986a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 987a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Use GFP_ATOMIC as rxq_process is called from 988a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * the primary interrupt handler, memory allocation call 989a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * must not sleep. 990a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 991a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->beacon_skb = skb_copy(skb, GFP_ATOMIC); 992a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->beacon_skb != NULL) 9933779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek ieee80211_queue_work(hw, &priv->finalize_join_worker); 994a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 995a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 996a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int rxq_process(struct ieee80211_hw *hw, int index, int limit) 997a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 998a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 999a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rx_queue *rxq = priv->rxq + index; 1000a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int processed; 1001a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1002a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek processed = 0; 100345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek while (rxq->rxd_count && limit--) { 1004a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *skb; 100554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek void *rxd; 100654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek int pkt_len; 1007a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_rx_status status; 1008a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1009788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek skb = rxq->buf[rxq->head].skb; 1010d25f9f1357139bbdc79bc960ea84909a7c22ec2bLennert Buytenhek if (skb == NULL) 1011d25f9f1357139bbdc79bc960ea84909a7c22ec2bLennert Buytenhek break; 101254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 101354bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxd = rxq->rxd + (rxq->head * priv->rxd_ops->rxd_size); 101454bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 101554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek pkt_len = priv->rxd_ops->rxd_process(rxd, &status); 101654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (pkt_len < 0) 101754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek break; 101854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 1019788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek rxq->buf[rxq->head].skb = NULL; 1020788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek 1021788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_single(priv->pdev, 1022788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_addr(&rxq->buf[rxq->head], dma), 1023788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek MWL8K_RX_MAXSZ, PCI_DMA_FROMDEVICE); 1024788838ebe8a4caca93a91982c7bbf393edf24c08Lennert Buytenhek pci_unmap_addr_set(&rxq->buf[rxq->head], dma, 0); 1025a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 102654bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxq->head++; 102754bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (rxq->head == MWL8K_RX_DESCS) 102854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek rxq->head = 0; 102954bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek 103045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek rxq->rxd_count--; 1031a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 103254bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek skb_put(skb, pkt_len); 103376266b2ad38c33fb2c1475cfeb35ed070adaba2bLennert Buytenhek mwl8k_remove_dma_header(skb); 1034a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1035a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 1036c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek * Check for a pending join operation. Save a 1037c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek * copy of the beacon and schedule a tasklet to 1038c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek * send a FINALIZE_JOIN command to the firmware. 1039a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 104054bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek if (mwl8k_capture_bssid(priv, (void *)skb->data)) 10413779752d764b86077375510b1fd13d8fb2c7c3a5Lennert Buytenhek mwl8k_save_beacon(hw, skb); 1042a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1043f1d58c2521eb160178b2151d6326d8dc5d7c8560Johannes Berg memcpy(IEEE80211_SKB_RXCB(skb), &status, sizeof(status)); 1044f1d58c2521eb160178b2151d6326d8dc5d7c8560Johannes Berg ieee80211_rx_irqsafe(hw, skb); 1045a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1046a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek processed++; 1047a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1048a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1049a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return processed; 1050a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1051a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1052a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1053a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1054a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Packet transmission. 1055a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1056a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1057a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Transmit packet ACK policy */ 1058a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_ACK_POLICY_NORMAL 0 1059a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_ACK_POLICY_BLOCKACK 3 1060a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1061a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_OK 0x00000001 1062a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_OK_RETRY 0x00000002 1063a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_OK_MORE_RETRY 0x00000004 1064a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_MULTICAST_TX 0x00000008 1065a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TXD_STATUS_FW_OWNED 0x80000000 1066a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1067a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_tx_desc { 1068a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 status; 1069a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 data_rate; 1070a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 tx_priority; 1071a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 qos_control; 1072a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 pkt_phys_addr; 1073a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 pkt_len; 1074d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek __u8 dest_MAC_addr[ETH_ALEN]; 107545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek __le32 next_txd_phys_addr; 1076a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 reserved; 1077a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 rate_info; 1078a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 peer_id; 1079a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 tx_frag_cnt; 1080a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1081a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1082a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TX_DESCS 128 1083a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1084a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_txq_init(struct ieee80211_hw *hw, int index) 1085a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1086a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1087a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq = priv->txq + index; 1088a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int size; 1089a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 1090a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 109145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memset(&txq->stats, 0, sizeof(struct ieee80211_tx_queue_stats)); 109245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->stats.limit = MWL8K_TX_DESCS; 109345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->head = 0; 109445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->tail = 0; 1095a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1096a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek size = MWL8K_TX_DESCS * sizeof(struct mwl8k_tx_desc); 1097a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 109845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->txd = pci_alloc_consistent(priv->pdev, size, &txq->txd_dma); 109945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (txq->txd == NULL) { 1100a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to alloc TX descriptors\n", 1101c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 1102a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1103a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 110445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memset(txq->txd, 0, size); 1105a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 110645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->skb = kmalloc(MWL8K_TX_DESCS * sizeof(*txq->skb), GFP_KERNEL); 110745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (txq->skb == NULL) { 1108a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to alloc TX skbuff list\n", 1109c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 111045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek pci_free_consistent(priv->pdev, size, txq->txd, txq->txd_dma); 1111a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1112a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 111345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memset(txq->skb, 0, MWL8K_TX_DESCS * sizeof(*txq->skb)); 1114a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1115a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_DESCS; i++) { 1116a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_desc *tx_desc; 1117a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int nexti; 1118a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 111945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx_desc = txq->txd + i; 1120a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek nexti = (i + 1) % MWL8K_TX_DESCS; 1121a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1122a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_desc->status = 0; 112345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx_desc->next_txd_phys_addr = 112445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek cpu_to_le32(txq->txd_dma + nexti * sizeof(*tx_desc)); 1125a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1126a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1127a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 1128a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1129a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1130a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic inline void mwl8k_tx_start(struct mwl8k_priv *priv) 1131a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1132a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_PPA_READY, 1133a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 1134a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DUMMY, 1135a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 1136a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ioread32(priv->regs + MWL8K_HIU_INT_CODE); 1137a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1138a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1139a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_txq_info { 1140a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 fw_owned; 1141a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 drv_owned; 1142a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 unused; 1143a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 len; 1144a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 head; 1145a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 tail; 1146a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 1147a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1148a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_scan_tx_ring(struct mwl8k_priv *priv, 1149c3f967d301a76b7053d16817c34191964c457566Lennert Buytenhek struct mwl8k_txq_info *txinfo) 1150a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1151a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int count, desc, status; 1152a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq; 1153a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_desc *tx_desc; 1154a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int ndescs = 0; 1155a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1156c3f967d301a76b7053d16817c34191964c457566Lennert Buytenhek memset(txinfo, 0, MWL8K_TX_QUEUES * sizeof(struct mwl8k_txq_info)); 1157c3f967d301a76b7053d16817c34191964c457566Lennert Buytenhek 1158c3f967d301a76b7053d16817c34191964c457566Lennert Buytenhek for (count = 0; count < MWL8K_TX_QUEUES; count++) { 1159a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek txq = priv->txq + count; 116045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txinfo[count].len = txq->stats.len; 116145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txinfo[count].head = txq->head; 116245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txinfo[count].tail = txq->tail; 1163a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (desc = 0; desc < MWL8K_TX_DESCS; desc++) { 116445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx_desc = txq->txd + desc; 1165a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek status = le32_to_cpu(tx_desc->status); 1166a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1167a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_TXD_STATUS_FW_OWNED) 1168a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek txinfo[count].fw_owned++; 1169a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek else 1170a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek txinfo[count].drv_owned++; 1171a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1172a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (tx_desc->pkt_len == 0) 1173a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek txinfo[count].unused++; 1174a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1175a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1176a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1177a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return ndescs; 1178a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1179a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1180618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek/* 118188de754ad59025eba797e7a8375807755577f450Lennert Buytenhek * Must be called with priv->fw_mutex held and tx queues stopped. 1182618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek */ 1183950d5b0191dc3e71017f336017f75f6189f39f08Lennert Buytenhekstatic int mwl8k_tx_wait_empty(struct ieee80211_hw *hw) 1184a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1185a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 118688de754ad59025eba797e7a8375807755577f450Lennert Buytenhek DECLARE_COMPLETION_ONSTACK(tx_wait); 1187ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek u32 count; 1188ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek unsigned long timeout; 1189a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1190a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek might_sleep(); 1191a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1192a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_lock_bh(&priv->tx_lock); 119388de754ad59025eba797e7a8375807755577f450Lennert Buytenhek count = priv->pending_tx_pkts; 119488de754ad59025eba797e7a8375807755577f450Lennert Buytenhek if (count) 119588de754ad59025eba797e7a8375807755577f450Lennert Buytenhek priv->tx_wait = &tx_wait; 1196a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_unlock_bh(&priv->tx_lock); 1197a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1198a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (count) { 1199c3f967d301a76b7053d16817c34191964c457566Lennert Buytenhek struct mwl8k_txq_info txinfo[MWL8K_TX_QUEUES]; 1200a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int index; 1201a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int newcount; 1202a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 120388de754ad59025eba797e7a8375807755577f450Lennert Buytenhek timeout = wait_for_completion_timeout(&tx_wait, 1204618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek msecs_to_jiffies(5000)); 1205a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (timeout) 1206a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 1207a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1208a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_lock_bh(&priv->tx_lock); 1209a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->tx_wait = NULL; 121088de754ad59025eba797e7a8375807755577f450Lennert Buytenhek newcount = priv->pending_tx_pkts; 121188de754ad59025eba797e7a8375807755577f450Lennert Buytenhek mwl8k_scan_tx_ring(priv, txinfo); 1212a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_unlock_bh(&priv->tx_lock); 1213a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1214618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek printk(KERN_ERR "%s(%u) TIMEDOUT:5000ms Pend:%u-->%u\n", 1215950d5b0191dc3e71017f336017f75f6189f39f08Lennert Buytenhek __func__, __LINE__, count, newcount); 1216a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1217c3f967d301a76b7053d16817c34191964c457566Lennert Buytenhek for (index = 0; index < MWL8K_TX_QUEUES; index++) 1218c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "TXQ:%u L:%u H:%u T:%u FW:%u " 1219c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek "DRV:%u U:%u\n", 1220a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek index, 1221a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek txinfo[index].len, 1222a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek txinfo[index].head, 1223a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek txinfo[index].tail, 1224a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek txinfo[index].fw_owned, 1225a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek txinfo[index].drv_owned, 1226a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek txinfo[index].unused); 1227ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek 1228a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ETIMEDOUT; 1229a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1230a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1231a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 1232a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1233a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1234c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek#define MWL8K_TXD_SUCCESS(status) \ 1235c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek ((status) & (MWL8K_TXD_STATUS_OK | \ 1236c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek MWL8K_TXD_STATUS_OK_RETRY | \ 1237c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek MWL8K_TXD_STATUS_OK_MORE_RETRY)) 1238a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1239a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_txq_reclaim(struct ieee80211_hw *hw, int index, int force) 1240a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1241a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1242a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq = priv->txq + index; 1243a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int wake = 0; 1244a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 124545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek while (txq->stats.len > 0) { 1246a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int tx; 1247a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_desc *tx_desc; 1248a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek unsigned long addr; 1249ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek int size; 1250a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *skb; 1251a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_tx_info *info; 1252a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 status; 1253a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 125445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx = txq->head; 125545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx_desc = txq->txd + tx; 1256a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1257a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek status = le32_to_cpu(tx_desc->status); 1258a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1259a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_TXD_STATUS_FW_OWNED) { 1260a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!force) 1261a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 1262a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_desc->status &= 1263a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ~cpu_to_le32(MWL8K_TXD_STATUS_FW_OWNED); 1264a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1265a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 126645eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->head = (tx + 1) % MWL8K_TX_DESCS; 126745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek BUG_ON(txq->stats.len == 0); 126845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->stats.len--; 1269a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->pending_tx_pkts--; 1270a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1271a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek addr = le32_to_cpu(tx_desc->pkt_phys_addr); 1272ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek size = le16_to_cpu(tx_desc->pkt_len); 127345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek skb = txq->skb[tx]; 127445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->skb[tx] = NULL; 1275a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1276a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek BUG_ON(skb == NULL); 1277a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_unmap_single(priv->pdev, addr, size, PCI_DMA_TODEVICE); 1278a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 127976266b2ad38c33fb2c1475cfeb35ed070adaba2bLennert Buytenhek mwl8k_remove_dma_header(skb); 1280a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1281a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Mark descriptor as unused */ 1282a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_desc->pkt_phys_addr = 0; 1283a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_desc->pkt_len = 0; 1284a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1285a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek info = IEEE80211_SKB_CB(skb); 1286a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_tx_info_clear_status(info); 1287ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek if (MWL8K_TXD_SUCCESS(status)) 1288a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek info->flags |= IEEE80211_TX_STAT_ACK; 1289a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1290a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_tx_status_irqsafe(hw, skb); 1291a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1292618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek wake = 1; 1293a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1294a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1295618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (wake && priv->radio_on && !mutex_is_locked(&priv->fw_mutex)) 1296a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_wake_queue(hw, index); 1297a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1298a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1299a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* must be called only when the card's transmit is completely halted */ 1300a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_txq_deinit(struct ieee80211_hw *hw, int index) 1301a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1302a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1303a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq = priv->txq + index; 1304a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1305a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_txq_reclaim(hw, index, 1); 1306a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 130745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek kfree(txq->skb); 130845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->skb = NULL; 1309a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1310a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_free_consistent(priv->pdev, 1311a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_TX_DESCS * sizeof(struct mwl8k_tx_desc), 131245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->txd, txq->txd_dma); 131345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->txd = NULL; 1314a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1315a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1316a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 1317a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmwl8k_txq_xmit(struct ieee80211_hw *hw, int index, struct sk_buff *skb) 1318a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1319a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1320a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_tx_info *tx_info; 132123b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek struct mwl8k_vif *mwl8k_vif; 1322a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hdr *wh; 1323a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq; 1324a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_desc *tx; 1325a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr_t dma; 132623b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek u32 txstatus; 132723b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek u8 txdatarate; 132823b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek u16 qos; 1329a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 133023b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek wh = (struct ieee80211_hdr *)skb->data; 133123b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek if (ieee80211_is_data_qos(wh->frame_control)) 133223b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek qos = le16_to_cpu(*((__le16 *)ieee80211_get_qos_ctl(wh))); 133323b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek else 133423b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek qos = 0; 1335a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 133676266b2ad38c33fb2c1475cfeb35ed070adaba2bLennert Buytenhek mwl8k_add_dma_header(skb); 133723b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek wh = &((struct mwl8k_dma_data *)skb->data)->wh; 1338a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1339a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx_info = IEEE80211_SKB_CB(skb); 1340a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_vif = MWL8K_VIF(tx_info->control.vif); 1341a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1342a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (tx_info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ) { 1343a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 seqno = mwl8k_vif->seqno; 134423b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek 1345a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek wh->seq_ctrl &= cpu_to_le16(IEEE80211_SCTL_FRAG); 1346a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek wh->seq_ctrl |= cpu_to_le16(seqno << 4); 1347a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_vif->seqno = seqno++ % 4096; 1348a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1349a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 135023b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek /* Setup firmware control bit fields for each frame type. */ 135123b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txstatus = 0; 135223b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txdatarate = 0; 135323b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek if (ieee80211_is_mgmt(wh->frame_control) || 135423b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek ieee80211_is_ctl(wh->frame_control)) { 135523b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txdatarate = 0; 135623b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek qos = mwl8k_qos_setbit_eosp(qos); 135723b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek /* Set Queue size to unspecified */ 135823b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek qos = mwl8k_qos_setbit_qlen(qos, 0xff); 135923b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek } else if (ieee80211_is_data(wh->frame_control)) { 136023b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txdatarate = 1; 136123b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek if (is_multicast_ether_addr(wh->addr1)) 136223b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txstatus |= MWL8K_TXD_STATUS_MULTICAST_TX; 136323b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek 136423b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek /* Send pkt in an aggregate if AMPDU frame. */ 136523b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek if (tx_info->flags & IEEE80211_TX_CTL_AMPDU) 136623b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek qos = mwl8k_qos_setbit_ack(qos, 136723b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek MWL8K_TXD_ACK_POLICY_BLOCKACK); 136823b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek else 136923b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek qos = mwl8k_qos_setbit_ack(qos, 137023b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek MWL8K_TXD_ACK_POLICY_NORMAL); 137123b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek 137223b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek if (qos & IEEE80211_QOS_CONTROL_A_MSDU_PRESENT) 137323b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek qos = mwl8k_qos_setbit_amsdu(qos); 137423b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek } 1375a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1376a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma = pci_map_single(priv->pdev, skb->data, 1377a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek skb->len, PCI_DMA_TODEVICE); 1378a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1379a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (pci_dma_mapping_error(priv->pdev, dma)) { 1380a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_DEBUG "%s: failed to dma map skb, " 1381c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek "dropping TX frame.\n", wiphy_name(hw->wiphy)); 138223b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek dev_kfree_skb(skb); 1383a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return NETDEV_TX_OK; 1384a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1385a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 138623b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek spin_lock_bh(&priv->tx_lock); 1387a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 138823b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek txq = priv->txq + index; 1389a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 139045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek BUG_ON(txq->skb[txq->tail] != NULL); 139145eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->skb[txq->tail] = skb; 1392a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 139345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek tx = txq->txd + txq->tail; 139423b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek tx->data_rate = txdatarate; 139523b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek tx->tx_priority = index; 1396a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx->qos_control = cpu_to_le16(qos); 1397a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx->pkt_phys_addr = cpu_to_le32(dma); 1398a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tx->pkt_len = cpu_to_le16(skb->len); 139923b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek tx->rate_info = 0; 140023b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek tx->peer_id = mwl8k_vif->peer_id; 1401a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek wmb(); 140223b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek tx->status = cpu_to_le32(MWL8K_TXD_STATUS_FW_OWNED | txstatus); 140323b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek 140445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->stats.count++; 140545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->stats.len++; 1406a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->pending_tx_pkts++; 1407a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 140845eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->tail++; 140945eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (txq->tail == MWL8K_TX_DESCS) 141045eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek txq->tail = 0; 141123b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek 141245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek if (txq->head == txq->tail) 1413a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_stop_queue(hw, index); 1414a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 141523b339062f247e0be84eaabb15e17b403c4388b6Lennert Buytenhek mwl8k_tx_start(priv); 1416a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1417a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_unlock_bh(&priv->tx_lock); 1418a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1419a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return NETDEV_TX_OK; 1420a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1421a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1422a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1423a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1424618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * Firmware access. 1425618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * 1426618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * We have the following requirements for issuing firmware commands: 1427618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * - Some commands require that the packet transmit path is idle when 1428618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * the command is issued. (For simplicity, we'll just quiesce the 1429618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * transmit path for every command.) 1430618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * - There are certain sequences of commands that need to be issued to 1431618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * the hardware sequentially, with no other intervening commands. 1432618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * 1433618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * This leads to an implementation of a "firmware lock" as a mutex that 1434618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * can be taken recursively, and which is taken by both the low-level 1435618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * command submission function (mwl8k_post_cmd) as well as any users of 1436618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * that function that require issuing of an atomic sequence of commands, 1437618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek * and quiesces the transmit path whenever it's taken. 1438618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek */ 1439618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhekstatic int mwl8k_fw_lock(struct ieee80211_hw *hw) 1440618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek{ 1441618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1442618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1443618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (priv->fw_mutex_owner != current) { 1444618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek int rc; 1445618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1446618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mutex_lock(&priv->fw_mutex); 1447618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek ieee80211_stop_queues(hw); 1448618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1449618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek rc = mwl8k_tx_wait_empty(hw); 1450618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (rc) { 1451618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek ieee80211_wake_queues(hw); 1452618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mutex_unlock(&priv->fw_mutex); 1453618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1454618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek return rc; 1455618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek } 1456618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1457618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_owner = current; 1458618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek } 1459618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1460618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_depth++; 1461618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1462618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek return 0; 1463618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek} 1464618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1465618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhekstatic void mwl8k_fw_unlock(struct ieee80211_hw *hw) 1466618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek{ 1467618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1468618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1469618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (!--priv->fw_mutex_depth) { 1470618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek ieee80211_wake_queues(hw); 1471618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_owner = NULL; 1472618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mutex_unlock(&priv->fw_mutex); 1473618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek } 1474618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek} 1475618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1476618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1477618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek/* 1478a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Command processing. 1479a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1480a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1481a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* Timeout firmware commands after 2000ms */ 1482a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_CMD_TIMEOUT_MS 2000 1483a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1484a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_post_cmd(struct ieee80211_hw *hw, struct mwl8k_cmd_pkt *cmd) 1485a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1486a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek DECLARE_COMPLETION_ONSTACK(cmd_wait); 1487a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1488a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek void __iomem *regs = priv->regs; 1489a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr_t dma_addr; 1490a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek unsigned int dma_size; 1491a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1492a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek unsigned long timeout = 0; 1493a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u8 buf[32]; 1494a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1495c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek cmd->result = 0xffff; 1496a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_size = le16_to_cpu(cmd->length); 1497a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dma_addr = pci_map_single(priv->pdev, cmd, dma_size, 1498a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek PCI_DMA_BIDIRECTIONAL); 1499a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (pci_dma_mapping_error(priv->pdev, dma_addr)) 1500a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1501a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1502618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek rc = mwl8k_fw_lock(hw); 150339a1e42eb4d0a2bc3f1211e9012bd23734ab86dbLennert Buytenhek if (rc) { 150439a1e42eb4d0a2bc3f1211e9012bd23734ab86dbLennert Buytenhek pci_unmap_single(priv->pdev, dma_addr, dma_size, 150539a1e42eb4d0a2bc3f1211e9012bd23734ab86dbLennert Buytenhek PCI_DMA_BIDIRECTIONAL); 1506618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek return rc; 150739a1e42eb4d0a2bc3f1211e9012bd23734ab86dbLennert Buytenhek } 1508a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1509a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->hostcmd_wait = &cmd_wait; 1510a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(dma_addr, regs + MWL8K_HIU_GEN_PTR); 1511a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DOORBELL, 1512a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 1513a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(MWL8K_H2A_INT_DUMMY, 1514a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek regs + MWL8K_HIU_H2A_INTERRUPT_EVENTS); 1515a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1516a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek timeout = wait_for_completion_timeout(&cmd_wait, 1517a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek msecs_to_jiffies(MWL8K_CMD_TIMEOUT_MS)); 1518a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1519618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->hostcmd_wait = NULL; 1520618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 1521618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mwl8k_fw_unlock(hw); 1522618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 152337055bd455b31b8220c35a1ede9c6aceb791cc88Lennert Buytenhek pci_unmap_single(priv->pdev, dma_addr, dma_size, 152437055bd455b31b8220c35a1ede9c6aceb791cc88Lennert Buytenhek PCI_DMA_BIDIRECTIONAL); 152537055bd455b31b8220c35a1ede9c6aceb791cc88Lennert Buytenhek 1526a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!timeout) { 1527a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: Command %s timeout after %u ms\n", 1528c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy), 1529a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_cmd_name(cmd->code, buf, sizeof(buf)), 1530a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_CMD_TIMEOUT_MS); 1531a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -ETIMEDOUT; 1532a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } else { 1533ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek rc = cmd->result ? -EINVAL : 0; 1534a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 1535a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: Command %s error 0x%x\n", 1536c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy), 1537a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_cmd_name(cmd->code, buf, sizeof(buf)), 153876c962a204f8d36b762440aa941fcea3d44e2fd2Lennert Buytenhek le16_to_cpu(cmd->result)); 1539a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1540a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1541a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1542a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1543a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1544a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 154504b147b19303724aac5ee8e56f113f1935a5c255Lennert Buytenhek * CMD_GET_HW_SPEC (STA version). 1546a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 154704b147b19303724aac5ee8e56f113f1935a5c255Lennert Buytenhekstruct mwl8k_cmd_get_hw_spec_sta { 1548a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1549a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 hw_rev; 1550a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 host_interface; 1551a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 num_mcaddrs; 1552d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek __u8 perm_addr[ETH_ALEN]; 1553a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 region_code; 1554a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 fw_rev; 1555a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 ps_cookie; 1556a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 caps; 1557a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 mcs_bitmap[16]; 1558a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 rx_queue_ptr; 1559a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 num_tx_queues; 1560a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 tx_queue_ptrs[MWL8K_TX_QUEUES]; 1561a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 caps2; 1562a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 num_tx_desc_per_queue; 156345eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek __le32 total_rxd; 1564a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1565a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 156604b147b19303724aac5ee8e56f113f1935a5c255Lennert Buytenhekstatic int mwl8k_cmd_get_hw_spec_sta(struct ieee80211_hw *hw) 1567a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1568a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 156904b147b19303724aac5ee8e56f113f1935a5c255Lennert Buytenhek struct mwl8k_cmd_get_hw_spec_sta *cmd; 1570a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1571a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 1572a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1573a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 1574a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1575a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1576a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1577a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_GET_HW_SPEC); 1578a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 1579a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1580a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memset(cmd->perm_addr, 0xff, sizeof(cmd->perm_addr)); 1581a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->ps_cookie = cpu_to_le32(priv->cookie_dma); 158245eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek cmd->rx_queue_ptr = cpu_to_le32(priv->rxq[0].rxd_dma); 15834ff6432ea620ba467e50ec04b8271ea0eb94e62eLennert Buytenhek cmd->num_tx_queues = cpu_to_le32(MWL8K_TX_QUEUES); 1584a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 158545eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek cmd->tx_queue_ptrs[i] = cpu_to_le32(priv->txq[i].txd_dma); 15864ff6432ea620ba467e50ec04b8271ea0eb94e62eLennert Buytenhek cmd->num_tx_desc_per_queue = cpu_to_le32(MWL8K_TX_DESCS); 158745eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek cmd->total_rxd = cpu_to_le32(MWL8K_RX_DESCS); 1588a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1589a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 1590a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1591a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc) { 1592a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek SET_IEEE80211_PERM_ADDR(hw, cmd->perm_addr); 1593a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->num_mcaddrs = le16_to_cpu(cmd->num_mcaddrs); 15944ff6432ea620ba467e50ec04b8271ea0eb94e62eLennert Buytenhek priv->fw_rev = le32_to_cpu(cmd->fw_rev); 1595a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->hw_rev = cmd->hw_rev; 1596a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1597a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1598a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 1599a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1600a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1601a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1602a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 160342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek * CMD_GET_HW_SPEC (AP version). 160442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek */ 160542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhekstruct mwl8k_cmd_get_hw_spec_ap { 160642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_cmd_pkt header; 160742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 hw_rev; 160842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 host_interface; 160942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 num_wcb; 161042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 num_mcaddrs; 161142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 perm_addr[ETH_ALEN]; 161242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 region_code; 161342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 num_antenna; 161442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 fw_rev; 161542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 wcbbase0; 161642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 rxwrptr; 161742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 rxrdptr; 161842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 ps_cookie; 161942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 wcbbase1; 162042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 wcbbase2; 162142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 wcbbase3; 162242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek} __attribute__((packed)); 162342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 162442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhekstatic int mwl8k_cmd_get_hw_spec_ap(struct ieee80211_hw *hw) 162542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek{ 162642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 162742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_cmd_get_hw_spec_ap *cmd; 162842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek int rc; 162942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 163042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 163142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek if (cmd == NULL) 163242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek return -ENOMEM; 163342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 163442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_GET_HW_SPEC); 163542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 163642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 163742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek memset(cmd->perm_addr, 0xff, sizeof(cmd->perm_addr)); 163842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->ps_cookie = cpu_to_le32(priv->cookie_dma); 163942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 164042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 164142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 164242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek if (!rc) { 164342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek int off; 164442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 164542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek SET_IEEE80211_PERM_ADDR(hw, cmd->perm_addr); 164642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek priv->num_mcaddrs = le16_to_cpu(cmd->num_mcaddrs); 164742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek priv->fw_rev = le32_to_cpu(cmd->fw_rev); 164842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek priv->hw_rev = cmd->hw_rev; 164942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 165042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->wcbbase0) & 0xffff; 165142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek iowrite32(cpu_to_le32(priv->txq[0].txd_dma), priv->sram + off); 165242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 165342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->rxwrptr) & 0xffff; 165442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek iowrite32(cpu_to_le32(priv->rxq[0].rxd_dma), priv->sram + off); 165542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 165642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->rxrdptr) & 0xffff; 165742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek iowrite32(cpu_to_le32(priv->rxq[0].rxd_dma), priv->sram + off); 165842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 165942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->wcbbase1) & 0xffff; 166042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek iowrite32(cpu_to_le32(priv->txq[1].txd_dma), priv->sram + off); 166142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 166242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->wcbbase2) & 0xffff; 166342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek iowrite32(cpu_to_le32(priv->txq[2].txd_dma), priv->sram + off); 166442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 166542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek off = le32_to_cpu(cmd->wcbbase3) & 0xffff; 166642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek iowrite32(cpu_to_le32(priv->txq[3].txd_dma), priv->sram + off); 166742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek } 166842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 166942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek kfree(cmd); 167042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek return rc; 167142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek} 167242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 167342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek/* 167442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek * CMD_SET_HW_SPEC. 167542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek */ 167642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhekstruct mwl8k_cmd_set_hw_spec { 167742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_cmd_pkt header; 167842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 hw_rev; 167942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 host_interface; 168042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 num_mcaddrs; 168142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __u8 perm_addr[ETH_ALEN]; 168242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le16 region_code; 168342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 fw_rev; 168442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 ps_cookie; 168542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 caps; 168642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 rx_queue_ptr; 168742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 num_tx_queues; 168842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 tx_queue_ptrs[MWL8K_TX_QUEUES]; 168942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 flags; 169042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 num_tx_desc_per_queue; 169142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek __le32 total_rxd; 169242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek} __attribute__((packed)); 169342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 169442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek#define MWL8K_SET_HW_SPEC_FLAG_HOST_DECR_MGMT 0x00000080 169542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 169642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhekstatic int mwl8k_cmd_set_hw_spec(struct ieee80211_hw *hw) 169742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek{ 169842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 169942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek struct mwl8k_cmd_set_hw_spec *cmd; 170042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek int rc; 170142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek int i; 170242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 170342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 170442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek if (cmd == NULL) 170542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek return -ENOMEM; 170642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 170742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_HW_SPEC); 170842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 170942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 171042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->ps_cookie = cpu_to_le32(priv->cookie_dma); 171142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->rx_queue_ptr = cpu_to_le32(priv->rxq[0].rxd_dma); 171242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->num_tx_queues = cpu_to_le32(MWL8K_TX_QUEUES); 171342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 171442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->tx_queue_ptrs[i] = cpu_to_le32(priv->txq[i].txd_dma); 171542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->flags = cpu_to_le32(MWL8K_SET_HW_SPEC_FLAG_HOST_DECR_MGMT); 171642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->num_tx_desc_per_queue = cpu_to_le32(MWL8K_TX_DESCS); 171742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek cmd->total_rxd = cpu_to_le32(MWL8K_RX_DESCS); 171842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 171942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 172042fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek kfree(cmd); 172142fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 172242fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek return rc; 172342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek} 172442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek 172542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek/* 1726a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_MAC_MULTICAST_ADR. 1727a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1728a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_mac_multicast_adr { 1729a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1730a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 1731a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 numaddr; 1732ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek __u8 addr[0][ETH_ALEN]; 1733a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 1734a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1735d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek#define MWL8K_ENABLE_RX_DIRECTED 0x0001 1736d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek#define MWL8K_ENABLE_RX_MULTICAST 0x0002 1737d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek#define MWL8K_ENABLE_RX_ALL_MULTICAST 0x0004 1738d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek#define MWL8K_ENABLE_RX_BROADCAST 0x0008 1739ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek 1740e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhekstatic struct mwl8k_cmd_pkt * 1741447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek__mwl8k_cmd_mac_multicast_adr(struct ieee80211_hw *hw, int allmulti, 1742e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek int mc_count, struct dev_addr_list *mclist) 1743a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1744e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1745a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_mac_multicast_adr *cmd; 1746e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek int size; 1747e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 1748447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek if (allmulti || mc_count > priv->num_mcaddrs) { 1749d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek allmulti = 1; 1750d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek mc_count = 0; 1751d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek } 1752e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 1753e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek size = sizeof(*cmd) + mc_count * ETH_ALEN; 1754ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek 1755e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek cmd = kzalloc(size, GFP_ATOMIC); 1756a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1757e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek return NULL; 1758a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1759a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_MAC_MULTICAST_ADR); 1760a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(size); 1761d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek cmd->action = cpu_to_le16(MWL8K_ENABLE_RX_DIRECTED | 1762d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek MWL8K_ENABLE_RX_BROADCAST); 1763d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek 1764d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek if (allmulti) { 1765d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek cmd->action |= cpu_to_le16(MWL8K_ENABLE_RX_ALL_MULTICAST); 1766d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek } else if (mc_count) { 1767d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek int i; 1768d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek 1769d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek cmd->action |= cpu_to_le16(MWL8K_ENABLE_RX_MULTICAST); 1770d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek cmd->numaddr = cpu_to_le16(mc_count); 1771d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek for (i = 0; i < mc_count && mclist; i++) { 1772d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek if (mclist->da_addrlen != ETH_ALEN) { 1773d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek kfree(cmd); 1774d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek return NULL; 1775d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek } 1776d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek memcpy(cmd->addr[i], mclist->da_addr, ETH_ALEN); 1777d5e308457e8e9b4988fbd69d38c30782125b3f65Lennert Buytenhek mclist = mclist->next; 1778a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1779a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1780a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1781e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek return &cmd->header; 1782a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1783a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1784a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1785a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_802_11_GET_STAT. 1786a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1787a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_802_11_get_stat { 1788a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1789a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 stats[64]; 1790a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1791a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1792a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STAT_ACK_FAILURE 9 1793a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STAT_RTS_FAILURE 12 1794a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STAT_FCS_ERROR 24 1795a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_STAT_RTS_SUCCESS 11 1796a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1797a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_802_11_get_stat(struct ieee80211_hw *hw, 1798a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_low_level_stats *stats) 1799a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1800a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_802_11_get_stat *cmd; 1801a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1802a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1803a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 1804a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1805a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1806a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1807a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_GET_STAT); 1808a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 1809a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1810a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 1811a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc) { 1812a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek stats->dot11ACKFailureCount = 1813a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek le32_to_cpu(cmd->stats[MWL8K_STAT_ACK_FAILURE]); 1814a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek stats->dot11RTSFailureCount = 1815a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek le32_to_cpu(cmd->stats[MWL8K_STAT_RTS_FAILURE]); 1816a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek stats->dot11FCSErrorCount = 1817a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek le32_to_cpu(cmd->stats[MWL8K_STAT_FCS_ERROR]); 1818a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek stats->dot11RTSSuccessCount = 1819a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek le32_to_cpu(cmd->stats[MWL8K_STAT_RTS_SUCCESS]); 1820a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 1821a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 1822a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1823a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1824a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1825a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1826a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1827a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_802_11_RADIO_CONTROL. 1828a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1829a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_802_11_radio_control { 1830a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1831a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 1832a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 control; 1833a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 radio_on; 1834a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1835a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1836c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhekstatic int 1837c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhekmwl8k_cmd_802_11_radio_control(struct ieee80211_hw *hw, bool enable, bool force) 1838a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1839a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 1840a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_802_11_radio_control *cmd; 1841a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1842a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1843c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek if (enable == priv->radio_on && !force) 1844a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 1845a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1846a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 1847a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1848a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1849a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1850a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_RADIO_CONTROL); 1851a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 1852a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 185368ce38845c23443b15e374fb7362916c1231278eLennert Buytenhek cmd->control = cpu_to_le16(priv->radio_short_preamble ? 3 : 1); 1854a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->radio_on = cpu_to_le16(enable ? 0x0001 : 0x0000); 1855a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1856a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 1857a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 1858a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1859a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc) 1860c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek priv->radio_on = enable; 1861a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1862a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1863a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1864a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1865c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhekstatic int mwl8k_cmd_802_11_radio_disable(struct ieee80211_hw *hw) 1866c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek{ 1867c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek return mwl8k_cmd_802_11_radio_control(hw, 0, 0); 1868c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek} 1869c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek 1870c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhekstatic int mwl8k_cmd_802_11_radio_enable(struct ieee80211_hw *hw) 1871c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek{ 1872c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek return mwl8k_cmd_802_11_radio_control(hw, 1, 0); 1873c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek} 1874c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek 1875a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 1876a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmwl8k_set_radio_preamble(struct ieee80211_hw *hw, bool short_preamble) 1877a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1878a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv; 1879a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1880a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (hw == NULL || hw->priv == NULL) 1881a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -EINVAL; 1882a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv = hw->priv; 1883a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 188468ce38845c23443b15e374fb7362916c1231278eLennert Buytenhek priv->radio_short_preamble = short_preamble; 1885a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1886c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek return mwl8k_cmd_802_11_radio_control(hw, 1, 1); 1887a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1888a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1889a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1890a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_802_11_RF_TX_POWER. 1891a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1892a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_TX_POWER_LEVEL_TOTAL 8 1893a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1894a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_802_11_rf_tx_power { 1895a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1896a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 1897a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 support_level; 1898a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 current_level; 1899a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 reserved; 1900a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 power_level_list[MWL8K_TX_POWER_LEVEL_TOTAL]; 1901a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1902a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1903a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_802_11_rf_tx_power(struct ieee80211_hw *hw, int dBm) 1904a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1905a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_802_11_rf_tx_power *cmd; 1906a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1907a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1908a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 1909a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1910a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1911a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1912a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_RF_TX_POWER); 1913a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 1914a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 1915a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->support_level = cpu_to_le16(dBm); 1916a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1917a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 1918a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 1919a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1920a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1921a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1922a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1923a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 192408b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek * CMD_RF_ANTENNA. 192508b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek */ 192608b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhekstruct mwl8k_cmd_rf_antenna { 192708b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek struct mwl8k_cmd_pkt header; 192808b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek __le16 antenna; 192908b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek __le16 mode; 193008b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek} __attribute__((packed)); 193108b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 193208b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek#define MWL8K_RF_ANTENNA_RX 1 193308b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek#define MWL8K_RF_ANTENNA_TX 2 193408b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 193508b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhekstatic int 193608b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhekmwl8k_cmd_rf_antenna(struct ieee80211_hw *hw, int antenna, int mask) 193708b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek{ 193808b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek struct mwl8k_cmd_rf_antenna *cmd; 193908b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek int rc; 194008b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 194108b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 194208b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek if (cmd == NULL) 194308b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek return -ENOMEM; 194408b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 194508b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_RF_ANTENNA); 194608b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 194708b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek cmd->antenna = cpu_to_le16(antenna); 194808b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek cmd->mode = cpu_to_le16(mask); 194908b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 195008b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 195108b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek kfree(cmd); 195208b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 195308b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek return rc; 195408b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek} 195508b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek 195608b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek/* 1957a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_PRE_SCAN. 1958a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1959a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_pre_scan { 1960a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1961a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1962a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1963a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_set_pre_scan(struct ieee80211_hw *hw) 1964a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1965a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_pre_scan *cmd; 1966a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1967a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1968a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 1969a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1970a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1971a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1972a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_PRE_SCAN); 1973a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 1974a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1975a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 1976a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 1977a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1978a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 1979a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 1980a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1981a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 1982a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_POST_SCAN. 1983a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 1984a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_post_scan { 1985a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 1986a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 isibss; 1987d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek __u8 bssid[ETH_ALEN]; 1988a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 1989a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1990a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 1991ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhekmwl8k_cmd_set_post_scan(struct ieee80211_hw *hw, __u8 *mac) 1992a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 1993a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_post_scan *cmd; 1994a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 1995a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 1996a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 1997a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 1998a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 1999a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2000a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_POST_SCAN); 2001a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2002a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->isibss = 0; 2003d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek memcpy(cmd->bssid, mac, ETH_ALEN); 2004a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2005a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2006a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2007a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2008a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2009a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2010a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2011a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2012a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_RF_CHANNEL. 2013a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2014a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_rf_channel { 2015a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2016a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 2017a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 current_channel; 2018a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 channel_flags; 2019a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2020a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2021a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_set_rf_channel(struct ieee80211_hw *hw, 2022a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_channel *channel) 2023a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2024a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_rf_channel *cmd; 2025a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2026a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2027a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2028a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2029a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2030a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2031a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_RF_CHANNEL); 2032a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2033a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 2034a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->current_channel = channel->hw_value; 2035a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (channel->band == IEEE80211_BAND_2GHZ) 2036a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->channel_flags = cpu_to_le32(0x00000081); 2037a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek else 2038a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->channel_flags = cpu_to_le32(0x00000000); 2039a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2040a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2041a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2042a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2043a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2044a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2045a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2046a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2047a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_SLOT. 2048a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2049a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_slot { 2050a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2051a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 2052a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 short_slot; 2053a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2054a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 20555539bb51295f2c9300a6e467a29bb62bcfe9f4bcLennert Buytenhekstatic int mwl8k_cmd_set_slot(struct ieee80211_hw *hw, bool short_slot_time) 2056a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2057a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_slot *cmd; 2058a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2059a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2060a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2061a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2062a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2063a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2064a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_SLOT); 2065a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2066a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 20675539bb51295f2c9300a6e467a29bb62bcfe9f4bcLennert Buytenhek cmd->short_slot = short_slot_time; 2068a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2069a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2070a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2071a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2072a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2073a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2074a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2075a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2076a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_MIMO_CONFIG. 2077a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2078a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_mimo_config { 2079a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2080a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 action; 2081a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 rx_antenna_map; 2082a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 tx_antenna_map; 2083a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2084a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2085a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_mimo_config(struct ieee80211_hw *hw, __u8 rx, __u8 tx) 2086a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2087a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_mimo_config *cmd; 2088a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2089a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2090a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2091a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2092a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2093a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2094a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_MIMO_CONFIG); 2095a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2096a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le32((u32)MWL8K_CMD_SET); 2097a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->rx_antenna_map = rx; 2098a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->tx_antenna_map = tx; 2099a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2100a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2101a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2102a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2103a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2104a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2105a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2106a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2107a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_ENABLE_SNIFFER. 2108a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2109a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_enable_sniffer { 2110a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2111a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 action; 2112a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2113a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2114a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_enable_sniffer(struct ieee80211_hw *hw, bool enable) 2115a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2116a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_enable_sniffer *cmd; 2117a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2118a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2119a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2120a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2121a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2122a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2123a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_ENABLE_SNIFFER); 2124a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2125ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek cmd->action = cpu_to_le32(!!enable); 2126a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2127a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2128a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2129a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2130a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2131a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2132a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2133a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 213432060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek * CMD_SET_MAC_ADDR. 213532060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek */ 213632060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhekstruct mwl8k_cmd_set_mac_addr { 213732060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek struct mwl8k_cmd_pkt header; 2138259a8e7ddd55485b4a75ec39bc6716745c08fce0Lennert Buytenhek union { 2139259a8e7ddd55485b4a75ec39bc6716745c08fce0Lennert Buytenhek struct { 2140259a8e7ddd55485b4a75ec39bc6716745c08fce0Lennert Buytenhek __le16 mac_type; 2141259a8e7ddd55485b4a75ec39bc6716745c08fce0Lennert Buytenhek __u8 mac_addr[ETH_ALEN]; 2142259a8e7ddd55485b4a75ec39bc6716745c08fce0Lennert Buytenhek } mbss; 2143259a8e7ddd55485b4a75ec39bc6716745c08fce0Lennert Buytenhek __u8 mac_addr[ETH_ALEN]; 2144259a8e7ddd55485b4a75ec39bc6716745c08fce0Lennert Buytenhek }; 214532060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek} __attribute__((packed)); 214632060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 214732060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhekstatic int mwl8k_set_mac_addr(struct ieee80211_hw *hw, u8 *mac) 214832060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek{ 2149259a8e7ddd55485b4a75ec39bc6716745c08fce0Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 215032060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek struct mwl8k_cmd_set_mac_addr *cmd; 215132060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek int rc; 215232060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 215332060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 215432060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek if (cmd == NULL) 215532060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek return -ENOMEM; 215632060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 215732060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_MAC_ADDR); 215832060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2159259a8e7ddd55485b4a75ec39bc6716745c08fce0Lennert Buytenhek if (priv->ap_fw) { 2160259a8e7ddd55485b4a75ec39bc6716745c08fce0Lennert Buytenhek cmd->mbss.mac_type = 0; 2161259a8e7ddd55485b4a75ec39bc6716745c08fce0Lennert Buytenhek memcpy(cmd->mbss.mac_addr, mac, ETH_ALEN); 2162259a8e7ddd55485b4a75ec39bc6716745c08fce0Lennert Buytenhek } else { 2163259a8e7ddd55485b4a75ec39bc6716745c08fce0Lennert Buytenhek memcpy(cmd->mac_addr, mac, ETH_ALEN); 2164259a8e7ddd55485b4a75ec39bc6716745c08fce0Lennert Buytenhek } 216532060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 216632060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 216732060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek kfree(cmd); 216832060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 216932060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek return rc; 217032060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek} 217132060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 217232060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 217332060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek/* 2174ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek * CMD_SET_RATEADAPT_MODE. 2175a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2176a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_rate_adapt_mode { 2177a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2178a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 2179a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 mode; 2180a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2181a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2182a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_setrateadaptmode(struct ieee80211_hw *hw, __u16 mode) 2183a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2184a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_rate_adapt_mode *cmd; 2185a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2186a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2187a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2188a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2189a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2190a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2191a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_RATEADAPT_MODE); 2192a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2193a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_CMD_SET); 2194a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->mode = cpu_to_le16(mode); 2195a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2196a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2197a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2198a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2199a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2200a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2201a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2202a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2203a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_WMM_MODE. 2204a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2205a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_wmm { 2206a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2207a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 2208a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2209a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2210a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_set_wmm(struct ieee80211_hw *hw, bool enable) 2211a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2212a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2213a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_wmm *cmd; 2214a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2215a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2216a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2217a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2218a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2219a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2220a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_WMM_MODE); 2221a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 22220439b1f55646ea944b0d58337f5065b79a1c1be0Lennert Buytenhek cmd->action = cpu_to_le16(!!enable); 2223a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2224a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2225a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2226a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2227a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!rc) 22280439b1f55646ea944b0d58337f5065b79a1c1be0Lennert Buytenhek priv->wmm_enabled = enable; 2229a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2230a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2231a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2232a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2233a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2234a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_RTS_THRESHOLD. 2235a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2236a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_rts_threshold { 2237a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2238a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 2239a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 threshold; 2240a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2241a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2242a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_rts_threshold(struct ieee80211_hw *hw, 2243733d3067d3fb168fbbd008cb0ebf5ad2027030f3Lennert Buytenhek u16 action, u16 threshold) 2244a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2245a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_rts_threshold *cmd; 2246a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2247a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2248a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2249a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2250a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2251a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2252a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_RTS_THRESHOLD); 2253a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2254a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(action); 2255733d3067d3fb168fbbd008cb0ebf5ad2027030f3Lennert Buytenhek cmd->threshold = cpu_to_le16(threshold); 2256a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2257a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2258a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2259a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2260a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2261a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2262a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2263a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2264a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_EDCA_PARAMS. 2265a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2266a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_set_edca_params { 2267a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2268a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2269a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* See MWL8K_SET_EDCA_XXX below */ 2270a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 action; 2271a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2272a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* TX opportunity in units of 32 us */ 2273a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 txop; 2274a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2275a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Log exponent of max contention period: 0...15*/ 2276a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 log_cw_max; 2277a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2278a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Log exponent of min contention period: 0...15 */ 2279a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 log_cw_min; 2280a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2281a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Adaptive interframe spacing in units of 32us */ 2282a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 aifs; 2283a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2284a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* TX queue to configure */ 2285a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 txq; 2286a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2287a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2288a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_SET_EDCA_CW 0x01 2289a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_SET_EDCA_TXOP 0x02 2290a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_SET_EDCA_AIFS 0x04 2291a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2292a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_SET_EDCA_ALL (MWL8K_SET_EDCA_CW | \ 2293a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_SET_EDCA_TXOP | \ 2294a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_SET_EDCA_AIFS) 2295a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2296a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int 2297a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmwl8k_set_edca_params(struct ieee80211_hw *hw, __u8 qnum, 2298a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u16 cw_min, __u16 cw_max, 2299a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 aifs, __u16 txop) 2300a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2301a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_set_edca_params *cmd; 2302a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2303a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2304a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2305a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2306a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2307a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 230822995b2411d4c5bbd832a54c4ef6ad3e24a2a34bLennert Buytenhek /* 230922995b2411d4c5bbd832a54c4ef6ad3e24a2a34bLennert Buytenhek * Queues 0 (BE) and 1 (BK) are swapped in hardware for 231022995b2411d4c5bbd832a54c4ef6ad3e24a2a34bLennert Buytenhek * this call. 231122995b2411d4c5bbd832a54c4ef6ad3e24a2a34bLennert Buytenhek */ 231222995b2411d4c5bbd832a54c4ef6ad3e24a2a34bLennert Buytenhek qnum ^= !(qnum >> 1); 231322995b2411d4c5bbd832a54c4ef6ad3e24a2a34bLennert Buytenhek 2314a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_EDCA_PARAMS); 2315a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2316a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le16(MWL8K_SET_EDCA_ALL); 2317a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->txop = cpu_to_le16(txop); 2318ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek cmd->log_cw_max = (u8)ilog2(cw_max + 1); 2319ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek cmd->log_cw_min = (u8)ilog2(cw_min + 1); 2320a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->aifs = aifs; 2321a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->txq = qnum; 2322a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2323a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2324a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2325a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2326a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2327a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2328a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2329a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2330a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_FINALIZE_JOIN. 2331a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2332a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2333a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* FJ beacon buffer size is compiled into the firmware. */ 2334a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_FJ_BEACON_MAXLEN 128 2335a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2336a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_finalize_join { 2337a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2338a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 sleep_interval; /* Number of beacon periods to sleep */ 2339a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 beacon_data[MWL8K_FJ_BEACON_MAXLEN]; 2340a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2341a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2342a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_finalize_join(struct ieee80211_hw *hw, void *frame, 2343a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u16 framelen, __u16 dtim) 2344a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2345a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_finalize_join *cmd; 2346a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_mgmt *payload = frame; 2347a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 hdrlen; 2348a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 payload_len; 2349a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2350a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2351a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (frame == NULL) 2352a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -EINVAL; 2353a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2354a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2355a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2356a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2357a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2358a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_FINALIZE_JOIN); 2359a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2360ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek cmd->sleep_interval = cpu_to_le32(dtim ? dtim : 1); 2361a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2362a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hdrlen = ieee80211_hdrlen(payload->frame_control); 2363a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2364a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek payload_len = framelen > hdrlen ? framelen - hdrlen : 0; 2365a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2366a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* XXX TBD Might just have to abort and return an error */ 2367a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (payload_len > MWL8K_FJ_BEACON_MAXLEN) 2368a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s(): WARNING: Incomplete beacon " 2369c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek "sent to firmware. Sz=%u MAX=%u\n", __func__, 2370c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek payload_len, MWL8K_FJ_BEACON_MAXLEN); 2371a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2372ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek if (payload_len > MWL8K_FJ_BEACON_MAXLEN) 2373ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek payload_len = MWL8K_FJ_BEACON_MAXLEN; 2374a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2375a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (payload && payload_len) 2376a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memcpy(cmd->beacon_data, &payload->u.beacon, payload_len); 2377a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2378a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2379a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2380a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2381a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2382a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2383a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2384a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_UPDATE_STADB. 2385a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2386a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_update_sta_db { 2387a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2388a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2389a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* See STADB_ACTION_TYPE */ 2390a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 action; 2391a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2392a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Peer MAC address */ 2393d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek __u8 peer_addr[ETH_ALEN]; 2394a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2395a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 reserved; 2396a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2397a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Peer info - valid during add/update. */ 2398a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct peer_capability_info peer_info; 2399a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2400a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2401a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_update_sta_db(struct ieee80211_hw *hw, 2402a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_vif *vif, __u32 action) 2403a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2404a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_vif *mv_vif = MWL8K_VIF(vif); 2405a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_bss_conf *info = &mv_vif->bss_info; 2406a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_update_sta_db *cmd; 2407a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct peer_capability_info *peer_info; 2408a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_rate *bitrates = mv_vif->legacy_rates; 2409a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2410a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 count, *rates; 2411a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2412a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2413a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2414a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2415a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2416a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_UPDATE_STADB); 2417a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2418a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2419a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le32(action); 2420a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek peer_info = &cmd->peer_info; 2421d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek memcpy(cmd->peer_addr, mv_vif->bssid, ETH_ALEN); 2422a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2423a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek switch (action) { 2424a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek case MWL8K_STA_DB_ADD_ENTRY: 2425a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek case MWL8K_STA_DB_MODIFY_ENTRY: 2426a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Build peer_info block */ 2427a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek peer_info->peer_type = MWL8K_PEER_TYPE_ACCESSPOINT; 2428a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek peer_info->basic_caps = cpu_to_le16(info->assoc_capability); 2429a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek peer_info->interop = 1; 2430a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek peer_info->amsdu_enabled = 0; 2431a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2432a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rates = peer_info->legacy_rates; 2433ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek for (count = 0; count < mv_vif->legacy_nrates; count++) 2434a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rates[count] = bitrates[count].hw_value; 2435a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2436a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2437a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc == 0) 2438a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mv_vif->peer_id = peer_info->station_id; 2439a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2440a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 2441a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2442a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek case MWL8K_STA_DB_DEL_ENTRY: 2443a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek case MWL8K_STA_DB_FLUSH: 2444a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek default: 2445a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2446a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc == 0) 2447a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mv_vif->peer_id = 0; 2448a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 2449a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2450a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2451a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2452a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2453a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2454a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2455a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2456a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_AID. 2457a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2458a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_RATE_INDEX_MAX_ARRAY 14 2459a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2460a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_FRAME_PROT_DISABLED 0x00 2461a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_FRAME_PROT_11G 0x07 2462a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_FRAME_PROT_11N_HT_40MHZ_ONLY 0x02 2463a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_FRAME_PROT_11N_HT_ALL 0x06 2464a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2465a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_update_set_aid { 2466a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2467a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 aid; 2468a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2469a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* AP's MAC address (BSSID) */ 2470d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek __u8 bssid[ETH_ALEN]; 2471a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le16 protection_mode; 2472a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 supp_rates[MWL8K_RATE_INDEX_MAX_ARRAY]; 2473a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2474a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2475a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_set_aid(struct ieee80211_hw *hw, 2476a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_vif *vif) 2477a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2478a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_vif *mv_vif = MWL8K_VIF(vif); 2479a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_bss_conf *info = &mv_vif->bss_info; 2480a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_update_set_aid *cmd; 2481a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_rate *bitrates = mv_vif->legacy_rates; 2482a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int count; 2483a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u16 prot_mode; 2484a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2485a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2486a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2487a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2488a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2489a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2490a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_AID); 2491a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2492a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->aid = cpu_to_le16(info->aid); 2493a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2494d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek memcpy(cmd->bssid, mv_vif->bssid, ETH_ALEN); 2495a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2496a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (info->use_cts_prot) { 2497a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek prot_mode = MWL8K_FRAME_PROT_11G; 2498a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } else { 24999ed6bcce77f75d98af6ee07069deac6041948beeJohannes Berg switch (info->ht_operation_mode & 2500a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek IEEE80211_HT_OP_MODE_PROTECTION) { 2501a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek case IEEE80211_HT_OP_MODE_PROTECTION_20MHZ: 2502a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek prot_mode = MWL8K_FRAME_PROT_11N_HT_40MHZ_ONLY; 2503a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 2504a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek case IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED: 2505a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek prot_mode = MWL8K_FRAME_PROT_11N_HT_ALL; 2506a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 2507a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek default: 2508a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek prot_mode = MWL8K_FRAME_PROT_DISABLED; 2509a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek break; 2510a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2511a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2512a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->protection_mode = cpu_to_le16(prot_mode); 2513a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2514a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (count = 0; count < mv_vif->legacy_nrates; count++) 2515a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->supp_rates[count] = bitrates[count].hw_value; 2516a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2517a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2518a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2519a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2520a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2521a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2522a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2523a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2524a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_SET_RATE. 2525a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2526a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_update_rateset { 2527a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2528a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 legacy_rates[MWL8K_RATE_INDEX_MAX_ARRAY]; 2529a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2530a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Bitmap for supported MCS codes. */ 2531a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 mcs_set[MWL8K_IEEE_LEGACY_DATA_RATES]; 2532a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __u8 reserved[MWL8K_IEEE_LEGACY_DATA_RATES]; 2533a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2534a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2535a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_update_rateset(struct ieee80211_hw *hw, 2536a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_vif *vif) 2537a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2538a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_vif *mv_vif = MWL8K_VIF(vif); 2539a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_update_rateset *cmd; 2540a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_rate *bitrates = mv_vif->legacy_rates; 2541a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int count; 2542a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2543a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2544a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2545a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2546a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2547a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2548a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_SET_RATE); 2549a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2550a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2551a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (count = 0; count < mv_vif->legacy_nrates; count++) 2552a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->legacy_rates[count] = bitrates[count].hw_value; 2553a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2554a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2555a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2556a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2557a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2558a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2559a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2560a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2561a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * CMD_USE_FIXED_RATE. 2562a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2563a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_RATE_TABLE_SIZE 8 2564a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_UCAST_RATE 0 2565a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek#define MWL8K_USE_AUTO_RATE 0x0002 2566a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2567a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_rate_entry { 2568a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set to 1 if HT rate, 0 if legacy. */ 2569a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 is_ht_rate; 2570a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2571a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set to 1 to use retry_count field. */ 2572a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 enable_retry; 2573a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2574a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Specified legacy rate or MCS. */ 2575a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 rate; 2576a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2577a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Number of allowed retries. */ 2578a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 retry_count; 2579a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2580a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2581a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_rate_table { 2582a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 1 to allow specified rate and below */ 2583a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 allow_rate_drop; 2584a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 num_rates; 2585a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rate_entry rate_entry[MWL8K_RATE_TABLE_SIZE]; 2586a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2587a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2588a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstruct mwl8k_cmd_use_fixed_rate { 2589a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_pkt header; 2590a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 action; 2591a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rate_table rate_table; 2592a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2593a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Unicast, Broadcast or Multicast */ 2594a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 rate_type; 2595a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 reserved1; 2596a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek __le32 reserved2; 2597a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} __attribute__((packed)); 2598a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2599a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_cmd_use_fixed_rate(struct ieee80211_hw *hw, 2600a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 action, u32 rate_type, struct mwl8k_rate_table *rate_table) 2601a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2602a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_cmd_use_fixed_rate *cmd; 2603a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int count; 2604a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2605a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2606a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); 2607a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (cmd == NULL) 2608a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -ENOMEM; 2609a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2610a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.code = cpu_to_le16(MWL8K_CMD_USE_FIXED_RATE); 2611a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->header.length = cpu_to_le16(sizeof(*cmd)); 2612a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2613a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->action = cpu_to_le32(action); 2614a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->rate_type = cpu_to_le32(rate_type); 2615a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2616a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rate_table != NULL) { 2617c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek /* 2618c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek * Copy over each field manually so that endian 2619c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek * conversion can be done. 2620c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek */ 2621a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->rate_table.allow_rate_drop = 2622a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cpu_to_le32(rate_table->allow_rate_drop); 2623a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cmd->rate_table.num_rates = 2624a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cpu_to_le32(rate_table->num_rates); 2625a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2626a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (count = 0; count < rate_table->num_rates; count++) { 2627a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rate_entry *dst = 2628a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek &cmd->rate_table.rate_entry[count]; 2629a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_rate_entry *src = 2630a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek &rate_table->rate_entry[count]; 2631a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2632a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dst->is_ht_rate = cpu_to_le32(src->is_ht_rate); 2633a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dst->enable_retry = cpu_to_le32(src->enable_retry); 2634a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dst->rate = cpu_to_le32(src->rate); 2635a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dst->retry_count = cpu_to_le32(src->retry_count); 2636a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2637a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2638a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2639a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_post_cmd(hw, &cmd->header); 2640a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek kfree(cmd); 2641a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2642a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2643a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2644a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2645a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2646a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2647a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Interrupt handling. 2648a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2649a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic irqreturn_t mwl8k_interrupt(int irq, void *dev_id) 2650a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2651a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hw *hw = dev_id; 2652a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2653a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek u32 status; 2654a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2655a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek status = ioread32(priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS); 2656a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(~status, priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS); 2657a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2658a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (!status) 2659a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return IRQ_NONE; 2660a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2661a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_A2H_INT_TX_DONE) 2662a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tasklet_schedule(&priv->tx_reclaim_task); 2663a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2664a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_A2H_INT_RX_READY) { 2665a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek while (rxq_process(hw, 0, 1)) 2666a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rxq_refill(hw, 0, 1); 2667a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2668a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2669a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_A2H_INT_OPC_DONE) { 2670618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (priv->hostcmd_wait != NULL) 2671a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek complete(priv->hostcmd_wait); 2672a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2673a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2674a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (status & MWL8K_A2H_INT_QUEUE_EMPTY) { 2675618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek if (!mutex_is_locked(&priv->fw_mutex) && 267688de754ad59025eba797e7a8375807755577f450Lennert Buytenhek priv->radio_on && priv->pending_tx_pkts) 2677618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mwl8k_tx_start(priv); 2678a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2679a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2680a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return IRQ_HANDLED; 2681a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2682a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2683a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2684a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek/* 2685a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Core driver operations. 2686a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2687a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_tx(struct ieee80211_hw *hw, struct sk_buff *skb) 2688a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2689a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2690a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int index = skb_get_queue_mapping(skb); 2691a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2692a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2693a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->current_channel == NULL) { 2694a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_DEBUG "%s: dropped TX frame since radio " 2695c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek "disabled\n", wiphy_name(hw->wiphy)); 2696a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dev_kfree_skb(skb); 2697a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return NETDEV_TX_OK; 2698a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2699a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2700a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_txq_xmit(hw, index, skb); 2701a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2702a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2703a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2704a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2705a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_start(struct ieee80211_hw *hw) 2706a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2707a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2708a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 2709a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2710a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = request_irq(priv->pdev->irq, &mwl8k_interrupt, 2711a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek IRQF_SHARED, MWL8K_NAME, hw); 2712a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 2713a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to register IRQ handler\n", 2714c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 27152ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek return -EIO; 2716a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2717a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 27182ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek /* Enable tx reclaim tasklet */ 27192ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek tasklet_enable(&priv->tx_reclaim_task); 27202ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek 2721a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Enable interrupts */ 2722c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek iowrite32(MWL8K_A2H_EVENTS, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 2723a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 27242ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek rc = mwl8k_fw_lock(hw); 27252ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek if (!rc) { 27262ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek rc = mwl8k_cmd_802_11_radio_enable(hw); 2727a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 27285e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek if (!priv->ap_fw) { 27295e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek if (!rc) 27305e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek rc = mwl8k_enable_sniffer(hw, 0); 2731a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 27325e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek if (!rc) 27335e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek rc = mwl8k_cmd_set_pre_scan(hw); 27345e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek 27355e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek if (!rc) 27365e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek rc = mwl8k_cmd_set_post_scan(hw, 27375e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek "\x00\x00\x00\x00\x00\x00"); 27385e4cf166f4a9801ea9ca1bab210d763d27538de6Lennert Buytenhek } 27392ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek 27402ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek if (!rc) 27412ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek rc = mwl8k_cmd_setrateadaptmode(hw, 0); 2742a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 27432ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek if (!rc) 27442ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek rc = mwl8k_set_wmm(hw, 0); 2745a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 27462ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek mwl8k_fw_unlock(hw); 27472ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek } 27482ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek 27492ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek if (rc) { 27502ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 27512ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek free_irq(priv->pdev->irq, hw); 27522ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek tasklet_disable(&priv->tx_reclaim_task); 27532ec610cb6d57032cdab89781e37ed3e442c73367Lennert Buytenhek } 2754a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2755a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 2756a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2757a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2758a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_stop(struct ieee80211_hw *hw) 2759a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2760a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2761a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 2762a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2763d3cea0b85a31a98630c6fcf7373d486db9612a10Lennert Buytenhek mwl8k_cmd_802_11_radio_disable(hw); 2764a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2765a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_stop_queues(hw); 2766a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2767a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Disable interrupts */ 2768a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 2769a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek free_irq(priv->pdev->irq, hw); 2770a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2771a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Stop finalize join worker */ 2772a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek cancel_work_sync(&priv->finalize_join_worker); 2773a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->beacon_skb != NULL) 2774a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dev_kfree_skb(priv->beacon_skb); 2775a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2776a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Stop tx reclaim tasklet */ 2777a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tasklet_disable(&priv->tx_reclaim_task); 2778a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2779a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Return all skbs to mac80211 */ 2780a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 2781a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_txq_reclaim(hw, i, 1); 2782a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2783a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2784a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_add_interface(struct ieee80211_hw *hw, 2785a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_if_init_conf *conf) 2786a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2787a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2788a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_vif *mwl8k_vif; 2789a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2790a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 2791a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * We only support one active interface at a time. 2792a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2793a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->vif != NULL) 2794a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -EBUSY; 2795a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2796a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 2797a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * We only support managed interfaces for now. 2798a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2799240e86efd60e6bc232a072273a7f7794bcb035e0Lennert Buytenhek if (conf->type != NL80211_IFTYPE_STATION) 2800a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return -EINVAL; 2801a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2802a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek /* 2803a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * Reject interface creation if sniffer mode is active, as 2804a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * STA operation is mutually exclusive with hardware sniffer 2805a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * mode. 2806a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek */ 2807a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (priv->sniffer_enabled) { 2808a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek printk(KERN_INFO "%s: unable to create STA " 2809a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek "interface due to sniffer mode being enabled\n", 2810a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek wiphy_name(hw->wiphy)); 2811a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return -EINVAL; 2812a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 2813a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 2814a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Clean out driver private area */ 2815a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_vif = MWL8K_VIF(conf->vif); 2816a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memset(mwl8k_vif, 0, sizeof(*mwl8k_vif)); 2817a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 281832060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek /* Set and save the mac address */ 281932060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek mwl8k_set_mac_addr(hw, conf->mac_addr); 2820d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek memcpy(mwl8k_vif->mac_addr, conf->mac_addr, ETH_ALEN); 2821a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2822a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Back pointer to parent config block */ 2823a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_vif->priv = priv; 2824a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2825a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Setup initial PHY parameters */ 2826ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek memcpy(mwl8k_vif->legacy_rates, 2827a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->rates, sizeof(mwl8k_vif->legacy_rates)); 2828a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_vif->legacy_nrates = ARRAY_SIZE(priv->rates); 2829a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2830a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set Initial sequence number to zero */ 2831a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_vif->seqno = 0; 2832a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2833a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->vif = conf->vif; 2834a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->current_channel = NULL; 2835a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2836a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 2837a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2838a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2839a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_remove_interface(struct ieee80211_hw *hw, 2840a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_if_init_conf *conf) 2841a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2842a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2843a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2844a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->vif == NULL) 2845a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return; 2846a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 284732060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek mwl8k_set_mac_addr(hw, "\x00\x00\x00\x00\x00\x00"); 284832060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 2849a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->vif = NULL; 2850a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2851a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2852ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhekstatic int mwl8k_config(struct ieee80211_hw *hw, u32 changed) 2853a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2854a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_conf *conf = &hw->conf; 2855a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2856ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek int rc; 2857a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 28587595d67a06466cc00e3aae1b86544278b57481eeLennert Buytenhek if (conf->flags & IEEE80211_CONF_IDLE) { 28597595d67a06466cc00e3aae1b86544278b57481eeLennert Buytenhek mwl8k_cmd_802_11_radio_disable(hw); 28607595d67a06466cc00e3aae1b86544278b57481eeLennert Buytenhek priv->current_channel = NULL; 2861ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek return 0; 28627595d67a06466cc00e3aae1b86544278b57481eeLennert Buytenhek } 28637595d67a06466cc00e3aae1b86544278b57481eeLennert Buytenhek 2864ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek rc = mwl8k_fw_lock(hw); 2865ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek if (rc) 2866ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek return rc; 2867a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2868ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek rc = mwl8k_cmd_802_11_radio_enable(hw); 2869ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek if (rc) 2870ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek goto out; 2871a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2872ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek rc = mwl8k_cmd_set_rf_channel(hw, conf->channel); 2873ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek if (rc) 2874ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek goto out; 2875ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek 2876ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek priv->current_channel = conf->channel; 2877a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2878a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (conf->power_level > 18) 2879a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek conf->power_level = 18; 2880ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek rc = mwl8k_cmd_802_11_rf_tx_power(hw, conf->power_level); 2881ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek if (rc) 2882ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek goto out; 2883a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 288408b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek if (priv->ap_fw) { 288508b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek rc = mwl8k_cmd_rf_antenna(hw, MWL8K_RF_ANTENNA_RX, 0x7); 288608b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek if (!rc) 288708b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek rc = mwl8k_cmd_rf_antenna(hw, MWL8K_RF_ANTENNA_TX, 0x7); 288808b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek } else { 288908b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek rc = mwl8k_cmd_mimo_config(hw, 0x7, 0x7); 289008b063477e45cb366df7204cbcdc79ff86513ef9Lennert Buytenhek } 2891a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2892ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhekout: 2893ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek mwl8k_fw_unlock(hw); 2894a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2895ee03a93241eb954d669fb795b4e5c0eec92eef22Lennert Buytenhek return rc; 2896a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2897a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 28983a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhekstatic void mwl8k_bss_info_changed(struct ieee80211_hw *hw, 28993a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek struct ieee80211_vif *vif, 29003a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek struct ieee80211_bss_conf *info, 29013a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek u32 changed) 2902a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 2903a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2904a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_vif *mwl8k_vif = MWL8K_VIF(vif); 29053a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek int rc; 29063a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek 29073a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (changed & BSS_CHANGED_BSSID) 29083a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek memcpy(mwl8k_vif->bssid, info->bssid, ETH_ALEN); 29093a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek 29103a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if ((changed & BSS_CHANGED_ASSOC) == 0) 29113a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek return; 2912a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2913a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->capture_beacon = false; 2914a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 29153a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek rc = mwl8k_fw_lock(hw); 2916942457d63fedd08ce7330b89fc2934be02c3feccLennert Buytenhek if (rc) 29173a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek return; 29183a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek 2919a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (info->assoc) { 2920a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memcpy(&mwl8k_vif->bss_info, info, 2921a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek sizeof(struct ieee80211_bss_conf)); 2922a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2923a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Install rates */ 29243a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek rc = mwl8k_update_rateset(hw, vif); 29253a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 29263a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 2927a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2928a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Turn on rate adaptation */ 29293a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek rc = mwl8k_cmd_use_fixed_rate(hw, MWL8K_USE_AUTO_RATE, 29303a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek MWL8K_UCAST_RATE, NULL); 29313a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 29323a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 2933a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2934a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set radio preamble */ 29353a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek rc = mwl8k_set_radio_preamble(hw, info->use_short_preamble); 29363a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 29373a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 2938a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2939a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set slot time */ 29403a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek rc = mwl8k_cmd_set_slot(hw, info->use_short_slot); 29413a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 29423a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 2943a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2944a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Update peer rate info */ 29453a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek rc = mwl8k_cmd_update_sta_db(hw, vif, 29463a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek MWL8K_STA_DB_MODIFY_ENTRY); 29473a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 29483a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 2949a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2950a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set AID */ 29513a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek rc = mwl8k_cmd_set_aid(hw, vif); 29523a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek if (rc) 29533a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek goto out; 2954a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2955a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 2956a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Finalize the join. Tell rx handler to process 2957a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * next beacon from our BSSID. 2958a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 2959d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek memcpy(priv->capture_bssid, mwl8k_vif->bssid, ETH_ALEN); 2960a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->capture_beacon = true; 2961a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } else { 29623a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek rc = mwl8k_cmd_update_sta_db(hw, vif, MWL8K_STA_DB_DEL_ENTRY); 2963a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memset(&mwl8k_vif->bss_info, 0, 2964a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek sizeof(struct ieee80211_bss_conf)); 2965d89173f25228b8795af2d4b53e985cc44c729332Lennert Buytenhek memset(mwl8k_vif->bssid, 0, ETH_ALEN); 2966a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 2967a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 29683a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhekout: 29693a980d0a505161b99fc936827cb28ec8eb853284Lennert Buytenhek mwl8k_fw_unlock(hw); 2970a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 2971a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 2972e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhekstatic u64 mwl8k_prepare_multicast(struct ieee80211_hw *hw, 2973e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek int mc_count, struct dev_addr_list *mclist) 2974e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek{ 2975e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek struct mwl8k_cmd_pkt *cmd; 2976e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 2977447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek /* 2978447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * Synthesize and return a command packet that programs the 2979447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * hardware multicast address filter. At this point we don't 2980447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * know whether FIF_ALLMULTI is being requested, but if it is, 2981447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * we'll end up throwing this packet away and creating a new 2982447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * one in mwl8k_configure_filter(). 2983447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek */ 2984447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek cmd = __mwl8k_cmd_mac_multicast_adr(hw, 0, mc_count, mclist); 2985e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 2986e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek return (unsigned long)cmd; 2987e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek} 2988e81cd2d664fe5b75a0db9bb24b43c0dfbde32319Lennert Buytenhek 2989a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhekstatic int 2990a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhekmwl8k_configure_filter_sniffer(struct ieee80211_hw *hw, 2991a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek unsigned int changed_flags, 2992a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek unsigned int *total_flags) 2993a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek{ 2994a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek struct mwl8k_priv *priv = hw->priv; 2995a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 2996a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek /* 2997a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * Hardware sniffer mode is mutually exclusive with STA 2998a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * operation, so refuse to enable sniffer mode if a STA 2999a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * interface is active. 3000a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek */ 3001a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (priv->vif != NULL) { 3002a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (net_ratelimit()) 3003a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek printk(KERN_INFO "%s: not enabling sniffer " 3004a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek "mode because STA interface is active\n", 3005a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek wiphy_name(hw->wiphy)); 3006a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return 0; 3007a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 3008a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3009a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (!priv->sniffer_enabled) { 3010a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (mwl8k_enable_sniffer(hw, 1)) 3011a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return 0; 3012a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek priv->sniffer_enabled = true; 3013a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 3014a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3015a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek *total_flags &= FIF_PROMISC_IN_BSS | FIF_ALLMULTI | 3016a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek FIF_BCN_PRBRESP_PROMISC | FIF_CONTROL | 3017a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek FIF_OTHER_BSS; 3018a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3019a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return 1; 3020a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek} 3021a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3022e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhekstatic void mwl8k_configure_filter(struct ieee80211_hw *hw, 3023e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek unsigned int changed_flags, 3024e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek unsigned int *total_flags, 3025e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek u64 multicast) 3026e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek{ 3027e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3028a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek struct mwl8k_cmd_pkt *cmd = (void *)(unsigned long)multicast; 3029a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3030a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek /* 3031c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek * AP firmware doesn't allow fine-grained control over 3032c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek * the receive filter. 3033c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek */ 3034c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek if (priv->ap_fw) { 3035c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek *total_flags &= FIF_ALLMULTI | FIF_BCN_PRBRESP_PROMISC; 3036c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek kfree(cmd); 3037c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek return; 3038c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek } 3039c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek 3040c0adae2caa1a152c6ec691c5d1e815e47dac2a0cLennert Buytenhek /* 3041a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * Enable hardware sniffer mode if FIF_CONTROL or 3042a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek * FIF_OTHER_BSS is requested. 3043a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek */ 3044a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (*total_flags & (FIF_CONTROL | FIF_OTHER_BSS) && 3045a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek mwl8k_configure_filter_sniffer(hw, changed_flags, total_flags)) { 3046a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek kfree(cmd); 3047a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek return; 3048a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 3049a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3050e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek /* Clear unsupported feature flags */ 3051447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek *total_flags &= FIF_ALLMULTI | FIF_BCN_PRBRESP_PROMISC; 3052a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3053e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek if (mwl8k_fw_lock(hw)) 3054e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek return; 3055a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3056a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek if (priv->sniffer_enabled) { 3057a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek mwl8k_enable_sniffer(hw, 0); 3058a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek priv->sniffer_enabled = false; 3059a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek } 3060a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek 3061e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek if (changed_flags & FIF_BCN_PRBRESP_PROMISC) { 306277165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek if (*total_flags & FIF_BCN_PRBRESP_PROMISC) { 306377165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek /* 306477165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * Disable the BSS filter. 306577165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek */ 3066e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek mwl8k_cmd_set_pre_scan(hw); 306777165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek } else { 3068a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek u8 *bssid; 3069a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek 307077165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek /* 307177165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * Enable the BSS filter. 307277165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * 307377165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * If there is an active STA interface, use that 307477165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * interface's BSSID, otherwise use a dummy one 307577165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * (where the OUI part needs to be nonzero for 307677165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek * the BSSID to be accepted by POST_SCAN). 307777165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek */ 307877165d8809cda1a77bc8752148a6252d7735c12eLennert Buytenhek bssid = "\x01\x00\x00\x00\x00\x00"; 3079a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek if (priv->vif != NULL) 3080a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek bssid = MWL8K_VIF(priv->vif)->bssid; 3081a94cc97e14c5750ec2b50b2e4ecdfb0f369ed0f4Lennert Buytenhek 3082e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek mwl8k_cmd_set_post_scan(hw, bssid); 3083a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3084a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3085a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3086447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek /* 3087447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * If FIF_ALLMULTI is being requested, throw away the command 3088447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * packet that ->prepare_multicast() built and replace it with 3089447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * a command packet that enables reception of all multicast 3090447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek * packets. 3091447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek */ 3092447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek if (*total_flags & FIF_ALLMULTI) { 3093447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek kfree(cmd); 3094447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek cmd = __mwl8k_cmd_mac_multicast_adr(hw, 1, 0, NULL); 3095447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek } 3096447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek 3097447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek if (cmd != NULL) { 3098447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek mwl8k_post_cmd(hw, cmd); 3099447ced07d04525218ae586cd70b759b48bcb1fc8Lennert Buytenhek kfree(cmd); 3100e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek } 3101a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3102e6935ea10485f34b82d16f8dff9aa2bdf32ab4bfLennert Buytenhek mwl8k_fw_unlock(hw); 3103a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3104a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3105a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_set_rts_threshold(struct ieee80211_hw *hw, u32 value) 3106a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3107733d3067d3fb168fbbd008cb0ebf5ad2027030f3Lennert Buytenhek return mwl8k_rts_threshold(hw, MWL8K_CMD_SET, value); 3108a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3109a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3110a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_conf_tx(struct ieee80211_hw *hw, u16 queue, 3111a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek const struct ieee80211_tx_queue_params *params) 3112a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 31133e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3114a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 3115a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 31163e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek rc = mwl8k_fw_lock(hw); 31173e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek if (!rc) { 31183e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek if (!priv->wmm_enabled) 31193e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek rc = mwl8k_set_wmm(hw, 1); 3120a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 31213e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek if (!rc) 31223e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek rc = mwl8k_set_edca_params(hw, queue, 31233e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek params->cw_min, 31243e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek params->cw_max, 31253e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek params->aifs, 31263e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek params->txop); 31273e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek 31283e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek mwl8k_fw_unlock(hw); 3129a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 31303e4f542cfbf5a60f2295b2de9a31bdd14beb7b4aLennert Buytenhek 3131a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 3132a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3133a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3134a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_get_tx_stats(struct ieee80211_hw *hw, 3135a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_tx_queue_stats *stats) 3136a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3137a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3138a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_tx_queue *txq; 3139a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int index; 3140a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3141a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_lock_bh(&priv->tx_lock); 3142a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (index = 0; index < MWL8K_TX_QUEUES; index++) { 3143a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek txq = priv->txq + index; 314445eb400d50e1ad84a8e8f9e9a82cd8ae13d7d691Lennert Buytenhek memcpy(&stats[index], &txq->stats, 3145a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek sizeof(struct ieee80211_tx_queue_stats)); 3146a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3147a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_unlock_bh(&priv->tx_lock); 3148a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3149954ef509cc7d795ccd69fa2e01539297e9a003a0Lennert Buytenhek return 0; 3150a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3151a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3152a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int mwl8k_get_stats(struct ieee80211_hw *hw, 3153a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_low_level_stats *stats) 3154a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3155954ef509cc7d795ccd69fa2e01539297e9a003a0Lennert Buytenhek return mwl8k_cmd_802_11_get_stat(hw, stats); 3156a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3157a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3158a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic const struct ieee80211_ops mwl8k_ops = { 3159a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .tx = mwl8k_tx, 3160a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .start = mwl8k_start, 3161a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .stop = mwl8k_stop, 3162a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .add_interface = mwl8k_add_interface, 3163a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .remove_interface = mwl8k_remove_interface, 3164a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .config = mwl8k_config, 3165a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .bss_info_changed = mwl8k_bss_info_changed, 31663ac64beecd27400d12cc7afb4108eef26c499f6aJohannes Berg .prepare_multicast = mwl8k_prepare_multicast, 3167a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .configure_filter = mwl8k_configure_filter, 3168a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .set_rts_threshold = mwl8k_set_rts_threshold, 3169a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .conf_tx = mwl8k_conf_tx, 3170a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .get_tx_stats = mwl8k_get_tx_stats, 3171a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .get_stats = mwl8k_get_stats, 3172a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 3173a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3174a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_tx_reclaim_handler(unsigned long data) 3175a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3176a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 3177a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hw *hw = (struct ieee80211_hw *) data; 3178a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = hw->priv; 3179a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3180a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_lock_bh(&priv->tx_lock); 3181a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 3182a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_txq_reclaim(hw, i, 0); 3183a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 318488de754ad59025eba797e7a8375807755577f450Lennert Buytenhek if (priv->tx_wait != NULL && !priv->pending_tx_pkts) { 3185ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek complete(priv->tx_wait); 3186ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek priv->tx_wait = NULL; 3187a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3188a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_unlock_bh(&priv->tx_lock); 3189a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3190a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3191a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void mwl8k_finalize_join_worker(struct work_struct *work) 3192a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3193a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv = 3194a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek container_of(work, struct mwl8k_priv, finalize_join_worker); 3195a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct sk_buff *skb = priv->beacon_skb; 3196ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek u8 dtim = MWL8K_VIF(priv->vif)->bss_info.dtim_period; 3197a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3198a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_finalize_join(priv->hw, skb->data, skb->len, dtim); 3199a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek dev_kfree_skb(skb); 3200a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3201a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->beacon_skb = NULL; 3202a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3203a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 320445a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhekstatic struct mwl8k_device_info di_8687 = { 3205a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek .part_name = "88w8687", 3206a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek .helper_image = "mwl8k/helper_8687.fw", 3207a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek .fw_image = "mwl8k/fmimage_8687.fw", 320854bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek .rxd_ops = &rxd_8687_ops, 3209547810e3af15cf9efc3b3ebaa7b006ef606fc892Lennert Buytenhek .modes = BIT(NL80211_IFTYPE_STATION), 321045a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek}; 321145a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek 321245a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhekstatic DEFINE_PCI_DEVICE_TABLE(mwl8k_pci_id_table) = { 321345a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek { 321445a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek PCI_VDEVICE(MARVELL, 0x2a2b), 321545a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek .driver_data = (unsigned long)&di_8687, 321645a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek }, { 321745a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek PCI_VDEVICE(MARVELL, 0x2a30), 321845a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek .driver_data = (unsigned long)&di_8687, 321945a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek }, { 322045a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek }, 322145a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek}; 322245a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert BuytenhekMODULE_DEVICE_TABLE(pci, mwl8k_pci_id_table); 322345a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek 3224a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int __devinit mwl8k_probe(struct pci_dev *pdev, 3225a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek const struct pci_device_id *id) 3226a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 32272aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek static int printed_version = 0; 3228a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hw *hw; 3229a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv; 3230a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int rc; 3231a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 32322aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek 32332aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek if (!printed_version) { 32342aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek printk(KERN_INFO "%s version %s\n", MWL8K_DESC, MWL8K_VERSION); 32352aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek printed_version = 1; 32362aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek } 3237a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3238a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = pci_enable_device(pdev); 3239a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3240a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: Cannot enable new PCI device\n", 3241a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_NAME); 3242a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 3243a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3244a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3245a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = pci_request_regions(pdev, MWL8K_NAME); 3246a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3247a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: Cannot obtain PCI resources\n", 3248a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek MWL8K_NAME); 3249a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 3250a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3251a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3252a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_set_master(pdev); 3253a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3254a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw = ieee80211_alloc_hw(sizeof(*priv), &mwl8k_ops); 3255a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (hw == NULL) { 3256a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: ieee80211 alloc failed\n", MWL8K_NAME); 3257a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = -ENOMEM; 3258a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_free_reg; 3259a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3260a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3261a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv = hw->priv; 3262a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->hw = hw; 3263a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->pdev = pdev; 326445a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek priv->device_info = (void *)id->driver_data; 326554bc3a0d7a0c9a13da31183609c42cf7786138e1Lennert Buytenhek priv->rxd_ops = priv->device_info->rxd_ops; 3266a43c49a817f31ce1accc029239827b108319ecf9Lennert Buytenhek priv->sniffer_enabled = false; 32670439b1f55646ea944b0d58337f5065b79a1c1be0Lennert Buytenhek priv->wmm_enabled = false; 3268a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->pending_tx_pkts = 0; 3269a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3270a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek SET_IEEE80211_DEV(hw, &pdev->dev); 3271a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_set_drvdata(pdev, hw); 3272a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 32735b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek priv->sram = pci_iomap(pdev, 0, 0x10000); 32745b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek if (priv->sram == NULL) { 32755b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek printk(KERN_ERR "%s: Cannot map device SRAM\n", 3276c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 3277a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_iounmap; 3278a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3279a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 32805b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek /* 32815b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek * If BAR0 is a 32 bit BAR, the register BAR will be BAR1. 32825b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek * If BAR0 is a 64 bit BAR, the register BAR will be BAR2. 32835b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek */ 32845b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek priv->regs = pci_iomap(pdev, 1, 0x10000); 32855b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek if (priv->regs == NULL) { 32865b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek priv->regs = pci_iomap(pdev, 2, 0x10000); 32875b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek if (priv->regs == NULL) { 32885b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek printk(KERN_ERR "%s: Cannot map device registers\n", 32895b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek wiphy_name(hw->wiphy)); 32905b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek goto err_iounmap; 32915b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek } 32925b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek } 32935b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek 3294a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memcpy(priv->channels, mwl8k_channels, sizeof(mwl8k_channels)); 3295a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->band.band = IEEE80211_BAND_2GHZ; 3296a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->band.channels = priv->channels; 3297a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->band.n_channels = ARRAY_SIZE(mwl8k_channels); 3298a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->band.bitrates = priv->rates; 3299a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->band.n_bitrates = ARRAY_SIZE(mwl8k_rates); 3300a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw->wiphy->bands[IEEE80211_BAND_2GHZ] = &priv->band; 3301a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3302a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek BUILD_BUG_ON(sizeof(priv->rates) != sizeof(mwl8k_rates)); 3303a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek memcpy(priv->rates, mwl8k_rates, sizeof(mwl8k_rates)); 3304a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3305a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 3306a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Extra headroom is the size of the required DMA header 3307a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * minus the size of the smallest 802.11 frame (CTS frame). 3308a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 3309a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw->extra_tx_headroom = 3310a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek sizeof(struct mwl8k_dma_data) - sizeof(struct ieee80211_cts); 3311a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3312a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw->channel_change_time = 10; 3313a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3314a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw->queues = MWL8K_TX_QUEUES; 3315a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3316547810e3af15cf9efc3b3ebaa7b006ef606fc892Lennert Buytenhek hw->wiphy->interface_modes = priv->device_info->modes; 3317a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3318a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set rssi and noise values to dBm */ 3319ce9e2e1b8433c8795459a259ee87bc4e424e7c50Lennert Buytenhek hw->flags |= IEEE80211_HW_SIGNAL_DBM | IEEE80211_HW_NOISE_DBM; 3320a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek hw->vif_data_size = sizeof(struct mwl8k_vif); 3321a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->vif = NULL; 3322a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3323a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Set default radio state and preamble */ 3324c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek priv->radio_on = 0; 332568ce38845c23443b15e374fb7362916c1231278eLennert Buytenhek priv->radio_short_preamble = 0; 3326a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3327a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Finalize join worker */ 3328a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek INIT_WORK(&priv->finalize_join_worker, mwl8k_finalize_join_worker); 3329a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3330a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* TX reclaim tasklet */ 3331a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tasklet_init(&priv->tx_reclaim_task, 3332a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_tx_reclaim_handler, (unsigned long)hw); 3333a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tasklet_disable(&priv->tx_reclaim_task); 3334a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3335a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Power management cookie */ 3336a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->cookie = pci_alloc_consistent(priv->pdev, 4, &priv->cookie_dma); 3337a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->cookie == NULL) 3338a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_iounmap; 3339a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3340a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_rxq_init(hw, 0); 3341a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 3342a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_iounmap; 3343a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rxq_refill(hw, 0, INT_MAX); 3344a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3345618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek mutex_init(&priv->fw_mutex); 3346618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_owner = NULL; 3347618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->fw_mutex_depth = 0; 3348618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek priv->hostcmd_wait = NULL; 3349618952a7b19b796fce98364fb26551cbe3e16a75Lennert Buytenhek 3350a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek spin_lock_init(&priv->tx_lock); 3351a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 335288de754ad59025eba797e7a8375807755577f450Lennert Buytenhek priv->tx_wait = NULL; 335388de754ad59025eba797e7a8375807755577f450Lennert Buytenhek 3354a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) { 3355a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = mwl8k_txq_init(hw, i); 3356a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) 3357a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_free_queues; 3358a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3359a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3360a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS); 3361c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 3362a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_CLEAR_SEL); 3363a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0xffffffff, priv->regs + MWL8K_HIU_A2H_INTERRUPT_STATUS_MASK); 3364a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3365a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = request_irq(priv->pdev->irq, &mwl8k_interrupt, 3366a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek IRQF_SHARED, MWL8K_NAME, hw); 3367a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3368a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "%s: failed to register IRQ handler\n", 3369c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 3370a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_free_queues; 3371a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3372a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3373a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Reset firmware and hardware */ 3374a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_hw_reset(priv); 3375a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3376a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Ask userland hotplug daemon for the device firmware */ 337745a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek rc = mwl8k_request_firmware(priv); 3378a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3379c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Firmware files not found\n", 3380c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 3381a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_free_irq; 3382a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3383a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3384a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Load firmware into hardware */ 3385c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek rc = mwl8k_load_firmware(hw); 3386a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3387c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Cannot start firmware\n", 3388c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 3389a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_stop_firmware; 3390a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3391a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3392a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Reclaim memory once firmware is successfully loaded */ 3393a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_release_firmware(priv); 3394a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3395a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* 3396a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * Temporarily enable interrupts. Initial firmware host 3397a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * commands use interrupts and avoids polling. Disable 3398a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek * interrupts when done. 3399a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek */ 3400c23b5a699471ea2ef9d146eae80e64836cfbf001Lennert Buytenhek iowrite32(MWL8K_A2H_EVENTS, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 3401a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3402a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Get config data, mac addrs etc */ 340342fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek if (priv->ap_fw) { 340442fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek rc = mwl8k_cmd_get_hw_spec_ap(hw); 340542fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek if (!rc) 340642fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek rc = mwl8k_cmd_set_hw_spec(hw); 340742fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek } else { 340842fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek rc = mwl8k_cmd_get_hw_spec_sta(hw); 340942fba21d56df644887488a29b158cc8916b9ba99Lennert Buytenhek } 3410a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3411c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Cannot initialise firmware\n", 3412c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 3413a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_stop_firmware; 3414a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3415a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3416a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Turn radio off */ 3417c46563b714b09d44eec4d1fd8a0f53e79ddaa3aaLennert Buytenhek rc = mwl8k_cmd_802_11_radio_disable(hw); 3418a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3419c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Cannot disable\n", wiphy_name(hw->wiphy)); 3420a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_stop_firmware; 3421a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3422a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 342332060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek /* Clear MAC address */ 342432060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek rc = mwl8k_set_mac_addr(hw, "\x00\x00\x00\x00\x00\x00"); 342532060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek if (rc) { 342632060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek printk(KERN_ERR "%s: Cannot clear MAC address\n", 342732060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek wiphy_name(hw->wiphy)); 342832060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek goto err_stop_firmware; 342932060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek } 343032060e1b64f23fe315a35d2df8c2c7ad010df73eLennert Buytenhek 3431a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Disable interrupts */ 3432a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 3433a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek free_irq(priv->pdev->irq, hw); 3434a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3435a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek rc = ieee80211_register_hw(hw); 3436a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (rc) { 3437c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek printk(KERN_ERR "%s: Cannot register device\n", 3438c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek wiphy_name(hw->wiphy)); 3439a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek goto err_stop_firmware; 3440a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek } 3441a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3442eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek printk(KERN_INFO "%s: %s v%d, %pM, %s firmware %u.%u.%u.%u\n", 3443a74b295edb3e2b39d6c03255b24dca862a843c59Lennert Buytenhek wiphy_name(hw->wiphy), priv->device_info->part_name, 344445a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek priv->hw_rev, hw->wiphy->perm_addr, 3445eae74e6545d995ab0baa8fb07309f714d9616293Lennert Buytenhek priv->ap_fw ? "AP" : "STA", 34462aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek (priv->fw_rev >> 24) & 0xff, (priv->fw_rev >> 16) & 0xff, 34472aa7b01fe4f2d0978115bfd40364f52d86003606Lennert Buytenhek (priv->fw_rev >> 8) & 0xff, priv->fw_rev & 0xff); 3448a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3449a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return 0; 3450a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3451a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekerr_stop_firmware: 3452a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_hw_reset(priv); 3453a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_release_firmware(priv); 3454a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3455a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekerr_free_irq: 3456a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek iowrite32(0, priv->regs + MWL8K_HIU_A2H_INTERRUPT_MASK); 3457a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek free_irq(priv->pdev->irq, hw); 3458a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3459a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekerr_free_queues: 3460a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 3461a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_txq_deinit(hw, i); 3462a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_rxq_deinit(hw, 0); 3463a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3464a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekerr_iounmap: 3465a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->cookie != NULL) 3466a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_free_consistent(priv->pdev, 4, 3467a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv->cookie, priv->cookie_dma); 3468a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3469a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (priv->regs != NULL) 3470a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_iounmap(pdev, priv->regs); 3471a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 34725b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek if (priv->sram != NULL) 34735b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek pci_iounmap(pdev, priv->sram); 34745b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek 3475a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_set_drvdata(pdev, NULL); 3476a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_free_hw(hw); 3477a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3478a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekerr_free_reg: 3479a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_release_regions(pdev); 3480a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_disable_device(pdev); 3481a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3482a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return rc; 3483a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3484a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3485230f7af0d8f6f2019e64920378b3b66e7d3e99a5Joerg Albertstatic void __devexit mwl8k_shutdown(struct pci_dev *pdev) 3486a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3487a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek printk(KERN_ERR "===>%s(%u)\n", __func__, __LINE__); 3488a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3489a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3490230f7af0d8f6f2019e64920378b3b66e7d3e99a5Joerg Albertstatic void __devexit mwl8k_remove(struct pci_dev *pdev) 3491a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3492a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct ieee80211_hw *hw = pci_get_drvdata(pdev); 3493a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek struct mwl8k_priv *priv; 3494a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek int i; 3495a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3496a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek if (hw == NULL) 3497a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return; 3498a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek priv = hw->priv; 3499a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3500a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_stop_queues(hw); 3501a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 350260aa569f9212a13382c29cc734f275dec0f55e0bLennert Buytenhek ieee80211_unregister_hw(hw); 350360aa569f9212a13382c29cc734f275dec0f55e0bLennert Buytenhek 3504a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Remove tx reclaim tasklet */ 3505a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek tasklet_kill(&priv->tx_reclaim_task); 3506a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3507a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Stop hardware */ 3508a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_hw_reset(priv); 3509a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3510a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek /* Return all skbs to mac80211 */ 3511a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 3512a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_txq_reclaim(hw, i, 1); 3513a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3514a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek for (i = 0; i < MWL8K_TX_QUEUES; i++) 3515a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_txq_deinit(hw, i); 3516a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3517a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek mwl8k_rxq_deinit(hw, 0); 3518a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3519c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek pci_free_consistent(priv->pdev, 4, priv->cookie, priv->cookie_dma); 3520a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3521a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_iounmap(pdev, priv->regs); 35225b9482dda6dda11dc7050ffa5b4ebfb0c775880fLennert Buytenhek pci_iounmap(pdev, priv->sram); 3523a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_set_drvdata(pdev, NULL); 3524a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek ieee80211_free_hw(hw); 3525a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_release_regions(pdev); 3526a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_disable_device(pdev); 3527a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3528a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3529a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic struct pci_driver mwl8k_driver = { 3530a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .name = MWL8K_NAME, 353145a390ddd70d8bec0b17dd37bc8f77372c9c3d33Lennert Buytenhek .id_table = mwl8k_pci_id_table, 3532a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .probe = mwl8k_probe, 3533a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .remove = __devexit_p(mwl8k_remove), 3534a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek .shutdown = __devexit_p(mwl8k_shutdown), 3535a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek}; 3536a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3537a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic int __init mwl8k_init(void) 3538a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3539a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek return pci_register_driver(&mwl8k_driver); 3540a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3541a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3542a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekstatic void __exit mwl8k_exit(void) 3543a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek{ 3544a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek pci_unregister_driver(&mwl8k_driver); 3545a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek} 3546a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhek 3547a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmodule_init(mwl8k_init); 3548a66098daacee2f354dab311b58011e7076aa248cLennert Buytenhekmodule_exit(mwl8k_exit); 3549c2c357ce309221b85fd36e50aade66d01a556cdeLennert Buytenhek 3550c2c357ce309221b85fd36e50aade66d01a556cdeLennert BuytenhekMODULE_DESCRIPTION(MWL8K_DESC); 3551c2c357ce309221b85fd36e50aade66d01a556cdeLennert BuytenhekMODULE_VERSION(MWL8K_VERSION); 3552c2c357ce309221b85fd36e50aade66d01a556cdeLennert BuytenhekMODULE_AUTHOR("Lennert Buytenhek <buytenh@marvell.com>"); 3553c2c357ce309221b85fd36e50aade66d01a556cdeLennert BuytenhekMODULE_LICENSE("GPL"); 3554