/****************************************************************************** * * 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 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 * *****************************************************************************/ #ifndef __iwlwifi_h__ #define __iwlwifi_h__ #include /* for struct pci_device_id */ #include #include struct iwl_priv; /* Hardware specific file defines the PCI IDs table for that hardware module */ extern struct pci_device_id iwl_hw_card_ids[]; #if IWL == 3945 #define DRV_NAME "iwl3945" #include "iwl-hw.h" #include "iwl-3945-hw.h" #elif IWL == 4965 #define DRV_NAME "iwl4965" #include "iwl-hw.h" #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 { 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