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linux/drivers/net/wireless/iwlwifi/iwlwifi.h
Holger Schurig 90ba931fa1 [PATCH] janitorial: fix all double includes in drivers/net/wireless 
This patch removes all double includes of the same file. This
makes scripts/checkincludes.pl happy.

Signed-off-by: Holger Schurig <hs4233@mail.mn-solutions.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
2007-10-18 15:42:28 -04:00

709 lines
21 KiB
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/******************************************************************************
*
* Copyright(c) 2003 - 2007 Intel Corporation. All rights reserved.
*
* Portions of this file are derived from the ipw3945 project, as well
* as portions of the ieee80211 subsystem header files.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
*
* The full GNU General Public License is included in this distribution in the
* file called LICENSE.
*
* Contact Information:
* James P. Ketrenos <ipw2100-admin@linux.intel.com>
* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
*
*****************************************************************************/
#ifndef __iwlwifi_h__
#define __iwlwifi_h__
#include <linux/pci.h> /* for struct pci_device_id */
#include <linux/kernel.h>
#include <net/ieee80211_radiotap.h>
struct iwl_priv;
/* Hardware specific file defines the PCI IDs table for that hardware module */
extern struct pci_device_id iwl_hw_card_ids[];
#include "iwl-hw.h"
#if IWL == 3945
#define DRV_NAME "iwl3945"
#include "iwl-3945-hw.h"
#elif IWL == 4965
#define DRV_NAME "iwl4965"
#include "iwl-4965-hw.h"
#endif
#include "iwl-prph.h"
/*
* Driver implementation data structures, constants, inline
* functions
*
* NOTE: DO NOT PUT HARDWARE/UCODE SPECIFIC DECLRATIONS HERE
*
* Hardware specific declrations go into iwl-*hw.h
*
*/
#include "iwl-debug.h"
/* Default noise level to report when noise measurement is not available.
* This may be because we're:
* 1) Not associated (4965, no beacon statistics being sent to driver)
* 2) Scanning (noise measurement does not apply to associated channel)
* 3) Receiving CCK (3945 delivers noise info only for OFDM frames)
* Use default noise value of -127 ... this is below the range of measurable
* Rx dBm for either 3945 or 4965, so it can indicate "unmeasurable" to user.
* Also, -127 works better than 0 when averaging frames with/without
* noise info (e.g. averaging might be done in app); measured dBm values are
* always negative ... using a negative value as the default keeps all
* averages within an s8's (used in some apps) range of negative values. */
#define IWL_NOISE_MEAS_NOT_AVAILABLE (-127)
/* Module parameters accessible from iwl-*.c */
extern int iwl_param_disable_hw_scan;
extern int iwl_param_debug;
extern int iwl_param_mode;
extern int iwl_param_disable;
extern int iwl_param_antenna;
extern int iwl_param_hwcrypto;
extern int iwl_param_qos_enable;
extern int iwl_param_queues_num;
enum iwl_antenna {
IWL_ANTENNA_DIVERSITY,
IWL_ANTENNA_MAIN,
IWL_ANTENNA_AUX
};
/*
* RTS threshold here is total size [2347] minus 4 FCS bytes
* Per spec:
* a value of 0 means RTS on all data/management packets
* a value > max MSDU size means no RTS
* else RTS for data/management frames where MPDU is larger
* than RTS value.
*/
#define DEFAULT_RTS_THRESHOLD 2347U
#define MIN_RTS_THRESHOLD 0U
#define MAX_RTS_THRESHOLD 2347U
#define MAX_MSDU_SIZE 2304U
#define MAX_MPDU_SIZE 2346U
#define DEFAULT_BEACON_INTERVAL 100U
#define DEFAULT_SHORT_RETRY_LIMIT 7U
#define DEFAULT_LONG_RETRY_LIMIT 4U
struct iwl_rx_mem_buffer {
dma_addr_t dma_addr;
struct sk_buff *skb;
struct list_head list;
};
struct iwl_rt_rx_hdr {
struct ieee80211_radiotap_header rt_hdr;
__le64 rt_tsf; /* TSF */
u8 rt_flags; /* radiotap packet flags */
u8 rt_rate; /* rate in 500kb/s */
__le16 rt_channelMHz; /* channel in MHz */
__le16 rt_chbitmask; /* channel bitfield */
s8 rt_dbmsignal; /* signal in dBm, kluged to signed */
s8 rt_dbmnoise;
u8 rt_antenna; /* antenna number */
u8 payload[0]; /* payload... */
} __attribute__ ((packed));
struct iwl_rt_tx_hdr {
struct ieee80211_radiotap_header rt_hdr;
u8 rt_rate; /* rate in 500kb/s */
__le16 rt_channel; /* channel in mHz */
__le16 rt_chbitmask; /* channel bitfield */
s8 rt_dbmsignal; /* signal in dBm, kluged to signed */
u8 rt_antenna; /* antenna number */
u8 payload[0]; /* payload... */
} __attribute__ ((packed));
/*
* Generic queue structure
*
* Contains common data for Rx and Tx queues
*/
struct iwl_queue {
int n_bd; /* number of BDs in this queue */
int first_empty; /* 1-st empty entry (index) host_w*/
int last_used; /* last used entry (index) host_r*/
dma_addr_t dma_addr; /* physical addr for BD's */
int n_window; /* safe queue window */
u32 id;
int low_mark; /* low watermark, resume queue if free
* space more than this */
int high_mark; /* high watermark, stop queue if free
* space less than this */
} __attribute__ ((packed));
#define MAX_NUM_OF_TBS (20)
struct iwl_tx_info {
struct ieee80211_tx_status status;
struct sk_buff *skb[MAX_NUM_OF_TBS];
};
/**
* struct iwl_tx_queue - Tx Queue for DMA
* @need_update: need to update read/write index
* @shed_retry: queue is HT AGG enabled
*
* Queue consists of circular buffer of BD's and required locking structures.
*/
struct iwl_tx_queue {
struct iwl_queue q;
struct iwl_tfd_frame *bd;
struct iwl_cmd *cmd;
dma_addr_t dma_addr_cmd;
struct iwl_tx_info *txb;
int need_update;
int sched_retry;
int active;
};
#include "iwl-channel.h"
#if IWL == 3945
#include "iwl-3945-rs.h"
#else
#include "iwl-4965-rs.h"
#endif
#define IWL_TX_FIFO_AC0 0
#define IWL_TX_FIFO_AC1 1
#define IWL_TX_FIFO_AC2 2
#define IWL_TX_FIFO_AC3 3
#define IWL_TX_FIFO_HCCA_1 5
#define IWL_TX_FIFO_HCCA_2 6
#define IWL_TX_FIFO_NONE 7
/* Minimum number of queues. MAX_NUM is defined in hw specific files */
#define IWL_MIN_NUM_QUEUES 4
/* Power management (not Tx power) structures */
struct iwl_power_vec_entry {
struct iwl_powertable_cmd cmd;
u8 no_dtim;
};
#define IWL_POWER_RANGE_0 (0)
#define IWL_POWER_RANGE_1 (1)
#define IWL_POWER_MODE_CAM 0x00 /* Continuously Aware Mode, always on */
#define IWL_POWER_INDEX_3 0x03
#define IWL_POWER_INDEX_5 0x05
#define IWL_POWER_AC 0x06
#define IWL_POWER_BATTERY 0x07
#define IWL_POWER_LIMIT 0x07
#define IWL_POWER_MASK 0x0F
#define IWL_POWER_ENABLED 0x10
#define IWL_POWER_LEVEL(x) ((x) & IWL_POWER_MASK)
struct iwl_power_mgr {
spinlock_t lock;
struct iwl_power_vec_entry pwr_range_0[IWL_POWER_AC];
struct iwl_power_vec_entry pwr_range_1[IWL_POWER_AC];
u8 active_index;
u32 dtim_val;
};
#define IEEE80211_DATA_LEN 2304
#define IEEE80211_4ADDR_LEN 30
#define IEEE80211_HLEN (IEEE80211_4ADDR_LEN)
#define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN)
struct iwl_frame {
union {
struct ieee80211_hdr frame;
struct iwl_tx_beacon_cmd beacon;
u8 raw[IEEE80211_FRAME_LEN];
u8 cmd[360];
} u;
struct list_head list;
};
#define SEQ_TO_QUEUE(x) ((x >> 8) & 0xbf)
#define QUEUE_TO_SEQ(x) ((x & 0xbf) << 8)
#define SEQ_TO_INDEX(x) (x & 0xff)
#define INDEX_TO_SEQ(x) (x & 0xff)
#define SEQ_HUGE_FRAME (0x4000)
#define SEQ_RX_FRAME __constant_cpu_to_le16(0x8000)
#define SEQ_TO_SN(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4)
#define SN_TO_SEQ(ssn) (((ssn) << 4) & IEEE80211_SCTL_SEQ)
#define MAX_SN ((IEEE80211_SCTL_SEQ) >> 4)
enum {
/* CMD_SIZE_NORMAL = 0, */
CMD_SIZE_HUGE = (1 << 0),
/* CMD_SYNC = 0, */
CMD_ASYNC = (1 << 1),
/* CMD_NO_SKB = 0, */
CMD_WANT_SKB = (1 << 2),
};
struct iwl_cmd;
struct iwl_priv;
struct iwl_cmd_meta {
struct iwl_cmd_meta *source;
union {
struct sk_buff *skb;
int (*callback)(struct iwl_priv *priv,
struct iwl_cmd *cmd, struct sk_buff *skb);
} __attribute__ ((packed)) u;
/* The CMD_SIZE_HUGE flag bit indicates that the command
* structure is stored at the end of the shared queue memory. */
u32 flags;
} __attribute__ ((packed));
struct iwl_cmd {
struct iwl_cmd_meta meta;
struct iwl_cmd_header hdr;
union {
struct iwl_addsta_cmd addsta;
struct iwl_led_cmd led;
u32 flags;
u8 val8;
u16 val16;
u32 val32;
struct iwl_bt_cmd bt;
struct iwl_rxon_time_cmd rxon_time;
struct iwl_powertable_cmd powertable;
struct iwl_qosparam_cmd qosparam;
struct iwl_tx_cmd tx;
struct iwl_tx_beacon_cmd tx_beacon;
struct iwl_rxon_assoc_cmd rxon_assoc;
u8 *indirect;
u8 payload[360];
} __attribute__ ((packed)) cmd;
} __attribute__ ((packed));
struct iwl_host_cmd {
u8 id;
u16 len;
struct iwl_cmd_meta meta;
const void *data;
};
#define TFD_MAX_PAYLOAD_SIZE (sizeof(struct iwl_cmd) - \
sizeof(struct iwl_cmd_meta))
/*
* RX related structures and functions
*/
#define RX_FREE_BUFFERS 64
#define RX_LOW_WATERMARK 8
#define SUP_RATE_11A_MAX_NUM_CHANNELS 8
#define SUP_RATE_11B_MAX_NUM_CHANNELS 4
#define SUP_RATE_11G_MAX_NUM_CHANNELS 12
/**
* struct iwl_rx_queue - Rx queue
* @processed: Internal index to last handled Rx packet
* @read: Shared index to newest available Rx buffer
* @write: Shared index to oldest written Rx packet
* @free_count: Number of pre-allocated buffers in rx_free
* @rx_free: list of free SKBs for use
* @rx_used: List of Rx buffers with no SKB
* @need_update: flag to indicate we need to update read/write index
*
* NOTE: rx_free and rx_used are used as a FIFO for iwl_rx_mem_buffers
*/
struct iwl_rx_queue {
__le32 *bd;
dma_addr_t dma_addr;
struct iwl_rx_mem_buffer pool[RX_QUEUE_SIZE + RX_FREE_BUFFERS];
struct iwl_rx_mem_buffer *queue[RX_QUEUE_SIZE];
u32 processed;
u32 read;
u32 write;
u32 free_count;
struct list_head rx_free;
struct list_head rx_used;
int need_update;
spinlock_t lock;
};
#define IWL_SUPPORTED_RATES_IE_LEN 8
#define SCAN_INTERVAL 100
#define MAX_A_CHANNELS 252
#define MIN_A_CHANNELS 7
#define MAX_B_CHANNELS 14
#define MIN_B_CHANNELS 1
#define STATUS_HCMD_ACTIVE 0 /* host command in progress */
#define STATUS_INT_ENABLED 1
#define STATUS_RF_KILL_HW 2
#define STATUS_RF_KILL_SW 3
#define STATUS_INIT 4
#define STATUS_ALIVE 5
#define STATUS_READY 6
#define STATUS_TEMPERATURE 7
#define STATUS_GEO_CONFIGURED 8
#define STATUS_EXIT_PENDING 9
#define STATUS_IN_SUSPEND 10
#define STATUS_STATISTICS 11
#define STATUS_SCANNING 12
#define STATUS_SCAN_ABORTING 13
#define STATUS_SCAN_HW 14
#define STATUS_POWER_PMI 15
#define STATUS_FW_ERROR 16
#define MAX_TID_COUNT 9
#define IWL_INVALID_RATE 0xFF
#define IWL_INVALID_VALUE -1
#if IWL == 4965
#ifdef CONFIG_IWLWIFI_HT
#ifdef CONFIG_IWLWIFI_HT_AGG
struct iwl_ht_agg {
u16 txq_id;
u16 frame_count;
u16 wait_for_ba;
u16 start_idx;
u32 bitmap0;
u32 bitmap1;
u32 rate_n_flags;
};
#endif /* CONFIG_IWLWIFI_HT_AGG */
#endif /* CONFIG_IWLWIFI_HT */
#endif
struct iwl_tid_data {
u16 seq_number;
#if IWL == 4965
#ifdef CONFIG_IWLWIFI_HT
#ifdef CONFIG_IWLWIFI_HT_AGG
struct iwl_ht_agg agg;
#endif /* CONFIG_IWLWIFI_HT_AGG */
#endif /* CONFIG_IWLWIFI_HT */
#endif
};
struct iwl_hw_key {
enum ieee80211_key_alg alg;
int keylen;
u8 key[32];
};
union iwl_ht_rate_supp {
u16 rates;
struct {
u8 siso_rate;
u8 mimo_rate;
};
};
#ifdef CONFIG_IWLWIFI_HT
#define CFG_HT_RX_AMPDU_FACTOR_DEF (0x3)
#define HT_IE_MAX_AMSDU_SIZE_4K (0)
#define CFG_HT_MPDU_DENSITY_2USEC (0x5)
#define CFG_HT_MPDU_DENSITY_DEF CFG_HT_MPDU_DENSITY_2USEC
struct sta_ht_info {
u8 is_ht;
u16 rx_mimo_ps_mode;
u16 tx_mimo_ps_mode;
u16 control_channel;
u8 max_amsdu_size;
u8 ampdu_factor;
u8 mpdu_density;
u8 operating_mode;
u8 supported_chan_width;
u8 extension_chan_offset;
u8 is_green_field;
u8 sgf;
u8 supp_rates[16];
u8 tx_chan_width;
u8 chan_width_cap;
};
#endif /*CONFIG_IWLWIFI_HT */
#ifdef CONFIG_IWLWIFI_QOS
union iwl_qos_capabity {
struct {
u8 edca_count:4; /* bit 0-3 */
u8 q_ack:1; /* bit 4 */
u8 queue_request:1; /* bit 5 */
u8 txop_request:1; /* bit 6 */
u8 reserved:1; /* bit 7 */
} q_AP;
struct {
u8 acvo_APSD:1; /* bit 0 */
u8 acvi_APSD:1; /* bit 1 */
u8 ac_bk_APSD:1; /* bit 2 */
u8 ac_be_APSD:1; /* bit 3 */
u8 q_ack:1; /* bit 4 */
u8 max_len:2; /* bit 5-6 */
u8 more_data_ack:1; /* bit 7 */
} q_STA;
u8 val;
};
/* QoS sturctures */
struct iwl_qos_info {
int qos_enable;
int qos_active;
union iwl_qos_capabity qos_cap;
struct iwl_qosparam_cmd def_qos_parm;
};
#endif /*CONFIG_IWLWIFI_QOS */
#define STA_PS_STATUS_WAKE 0
#define STA_PS_STATUS_SLEEP 1
struct iwl_station_entry {
struct iwl_addsta_cmd sta;
struct iwl_tid_data tid[MAX_TID_COUNT];
#if IWL == 3945
union {
struct {
u8 rate;
u8 flags;
} s;
u16 rate_n_flags;
} current_rate;
#endif
u8 used;
u8 ps_status;
struct iwl_hw_key keyinfo;
};
/* one for each uCode image (inst/data, boot/init/runtime) */
struct fw_image_desc {
void *v_addr; /* access by driver */
dma_addr_t p_addr; /* access by card's busmaster DMA */
u32 len; /* bytes */
};
/* uCode file layout */
struct iwl_ucode {
__le32 ver; /* major/minor/subminor */
__le32 inst_size; /* bytes of runtime instructions */
__le32 data_size; /* bytes of runtime data */
__le32 init_size; /* bytes of initialization instructions */
__le32 init_data_size; /* bytes of initialization data */
__le32 boot_size; /* bytes of bootstrap instructions */
u8 data[0]; /* data in same order as "size" elements */
};
#define IWL_IBSS_MAC_HASH_SIZE 32
struct iwl_ibss_seq {
u8 mac[ETH_ALEN];
u16 seq_num;
u16 frag_num;
unsigned long packet_time;
struct list_head list;
};
struct iwl_driver_hw_info {
u16 max_txq_num;
u16 ac_queue_count;
u32 rx_buffer_size;
u16 tx_cmd_len;
u16 max_rxq_size;
u16 max_rxq_log;
u32 cck_flag;
u8 max_stations;
u8 bcast_sta_id;
void *shared_virt;
dma_addr_t shared_phys;
};
#define STA_FLG_RTS_MIMO_PROT_MSK __constant_cpu_to_le32(1 << 17)
#define STA_FLG_AGG_MPDU_8US_MSK __constant_cpu_to_le32(1 << 18)
#define STA_FLG_MAX_AGG_SIZE_POS (19)
#define STA_FLG_MAX_AGG_SIZE_MSK __constant_cpu_to_le32(3 << 19)
#define STA_FLG_FAT_EN_MSK __constant_cpu_to_le32(1 << 21)
#define STA_FLG_MIMO_DIS_MSK __constant_cpu_to_le32(1 << 22)
#define STA_FLG_AGG_MPDU_DENSITY_POS (23)
#define STA_FLG_AGG_MPDU_DENSITY_MSK __constant_cpu_to_le32(7 << 23)
#define HT_SHORT_GI_20MHZ_ONLY (1 << 0)
#define HT_SHORT_GI_40MHZ_ONLY (1 << 1)
#include "iwl-priv.h"
/* Requires full declaration of iwl_priv before including */
#include "iwl-io.h"
#define IWL_RX_HDR(x) ((struct iwl_rx_frame_hdr *)(\
x->u.rx_frame.stats.payload + \
x->u.rx_frame.stats.phy_count))
#define IWL_RX_END(x) ((struct iwl_rx_frame_end *)(\
IWL_RX_HDR(x)->payload + \
le16_to_cpu(IWL_RX_HDR(x)->len)))
#define IWL_RX_STATS(x) (&x->u.rx_frame.stats)
#define IWL_RX_DATA(x) (IWL_RX_HDR(x)->payload)
/******************************************************************************
*
* Functions implemented in iwl-base.c which are forward declared here
* for use by iwl-*.c
*
*****************************************************************************/
struct iwl_addsta_cmd;
extern int iwl_send_add_station(struct iwl_priv *priv,
struct iwl_addsta_cmd *sta, u8 flags);
extern const char *iwl_get_tx_fail_reason(u32 status);
extern u8 iwl_add_station(struct iwl_priv *priv, const u8 *bssid,
int is_ap, u8 flags);
extern int iwl_is_network_packet(struct iwl_priv *priv,
struct ieee80211_hdr *header);
extern int iwl_power_init_handle(struct iwl_priv *priv);
extern int iwl_eeprom_init(struct iwl_priv *priv);
#ifdef CONFIG_IWLWIFI_DEBUG
extern void iwl_report_frame(struct iwl_priv *priv,
struct iwl_rx_packet *pkt,
struct ieee80211_hdr *header, int group100);
#else
static inline void iwl_report_frame(struct iwl_priv *priv,
struct iwl_rx_packet *pkt,
struct ieee80211_hdr *header,
int group100) {}
#endif
extern int iwl_tx_queue_update_write_ptr(struct iwl_priv *priv,
struct iwl_tx_queue *txq);
extern void iwl_handle_data_packet_monitor(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb,
void *data, short len,
struct ieee80211_rx_status *stats,
u16 phy_flags);
extern int is_duplicate_packet(struct iwl_priv *priv, struct ieee80211_hdr
*header);
extern void iwl_rx_queue_free(struct iwl_priv *priv, struct iwl_rx_queue *rxq);
extern int iwl_rx_queue_alloc(struct iwl_priv *priv);
extern void iwl_rx_queue_reset(struct iwl_priv *priv,
struct iwl_rx_queue *rxq);
extern int iwl_calc_db_from_ratio(int sig_ratio);
extern int iwl_calc_sig_qual(int rssi_dbm, int noise_dbm);
extern int iwl_tx_queue_init(struct iwl_priv *priv,
struct iwl_tx_queue *txq, int count, u32 id);
extern int iwl_rx_queue_restock(struct iwl_priv *priv);
extern void iwl_rx_replenish(void *data);
extern void iwl_tx_queue_free(struct iwl_priv *priv, struct iwl_tx_queue *txq);
extern int iwl_send_cmd_pdu(struct iwl_priv *priv, u8 id, u16 len,
const void *data);
extern int __must_check iwl_send_cmd_async(struct iwl_priv *priv,
struct iwl_host_cmd *cmd);
extern int __must_check iwl_send_cmd_sync(struct iwl_priv *priv,
struct iwl_host_cmd *cmd);
extern int __must_check iwl_send_cmd(struct iwl_priv *priv,
struct iwl_host_cmd *cmd);
extern unsigned int iwl_fill_beacon_frame(struct iwl_priv *priv,
struct ieee80211_hdr *hdr,
const u8 *dest, int left);
extern int iwl_rx_queue_update_write_ptr(struct iwl_priv *priv,
struct iwl_rx_queue *q);
extern int iwl_send_statistics_request(struct iwl_priv *priv);
extern void iwl_set_decrypted_flag(struct iwl_priv *priv, struct sk_buff *skb,
u32 decrypt_res,
struct ieee80211_rx_status *stats);
extern __le16 *ieee80211_get_qos_ctrl(struct ieee80211_hdr *hdr);
extern const u8 BROADCAST_ADDR[ETH_ALEN];
/*
* Currently used by iwl-3945-rs... look at restructuring so that it doesn't
* call this... todo... fix that.
*/
extern u8 iwl_sync_station(struct iwl_priv *priv, int sta_id,
u16 tx_rate, u8 flags);
static inline int iwl_is_associated(struct iwl_priv *priv)
{
return (priv->active_rxon.filter_flags & RXON_FILTER_ASSOC_MSK) ? 1 : 0;
}
/******************************************************************************
*
* Functions implemented in iwl-[34]*.c which are forward declared here
* for use by iwl-base.c
*
* NOTE: The implementation of these functions are hardware specific
* which is why they are in the hardware specific files (vs. iwl-base.c)
*
* Naming convention --
* iwl_ <-- Its part of iwlwifi (should be changed to iwl_)
* iwl_hw_ <-- Hardware specific (implemented in iwl-XXXX.c by all HW)
* iwlXXXX_ <-- Hardware specific (implemented in iwl-XXXX.c for XXXX)
* iwl_bg_ <-- Called from work queue context
* iwl_mac_ <-- mac80211 callback
*
****************************************************************************/
extern void iwl_hw_rx_handler_setup(struct iwl_priv *priv);
extern void iwl_hw_setup_deferred_work(struct iwl_priv *priv);
extern void iwl_hw_cancel_deferred_work(struct iwl_priv *priv);
extern int iwl_hw_rxq_stop(struct iwl_priv *priv);
extern int iwl_hw_set_hw_setting(struct iwl_priv *priv);
extern int iwl_hw_nic_init(struct iwl_priv *priv);
extern void iwl_hw_card_show_info(struct iwl_priv *priv);
extern int iwl_hw_nic_stop_master(struct iwl_priv *priv);
extern void iwl_hw_txq_ctx_free(struct iwl_priv *priv);
extern void iwl_hw_txq_ctx_stop(struct iwl_priv *priv);
extern int iwl_hw_nic_reset(struct iwl_priv *priv);
extern int iwl_hw_txq_attach_buf_to_tfd(struct iwl_priv *priv, void *tfd,
dma_addr_t addr, u16 len);
extern int iwl_hw_txq_free_tfd(struct iwl_priv *priv, struct iwl_tx_queue *txq);
extern int iwl_hw_get_temperature(struct iwl_priv *priv);
extern int iwl_hw_tx_queue_init(struct iwl_priv *priv,
struct iwl_tx_queue *txq);
extern unsigned int iwl_hw_get_beacon_cmd(struct iwl_priv *priv,
struct iwl_frame *frame, u8 rate);
extern int iwl_hw_get_rx_read(struct iwl_priv *priv);
extern void iwl_hw_build_tx_cmd_rate(struct iwl_priv *priv,
struct iwl_cmd *cmd,
struct ieee80211_tx_control *ctrl,
struct ieee80211_hdr *hdr,
int sta_id, int tx_id);
extern int iwl_hw_reg_send_txpower(struct iwl_priv *priv);
extern int iwl_hw_reg_set_txpower(struct iwl_priv *priv, s8 power);
extern void iwl_hw_rx_statistics(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb);
extern void iwl_disable_events(struct iwl_priv *priv);
extern int iwl4965_get_temperature(const struct iwl_priv *priv);
/**
* iwl_hw_find_station - Find station id for a given BSSID
* @bssid: MAC address of station ID to find
*
* NOTE: This should not be hardware specific but the code has
* not yet been merged into a single common layer for managing the
* station tables.
*/
extern u8 iwl_hw_find_station(struct iwl_priv *priv, const u8 *bssid);
extern int iwl_hw_channel_switch(struct iwl_priv *priv, u16 channel);
extern int iwl_tx_queue_reclaim(struct iwl_priv *priv, int txq_id, int index);
#endif
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