1 /******************************************************************************
3 * Copyright(c) 2003 - 2007 Intel Corporation. All rights reserved.
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of version 2 of the GNU General Public License as
7 * published by the Free Software Foundation.
9 * This program is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
14 * You should have received a copy of the GNU General Public License along with
15 * this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
18 * The full GNU General Public License is included in this distribution in the
19 * file called LICENSE.
21 * Contact Information:
22 * James P. Ketrenos <ipw2100-admin@linux.intel.com>
23 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
25 *****************************************************************************/
26 #ifndef __iwl_4965_h__
27 #define __iwl_4965_h__
29 #include <linux/pci.h> /* for struct pci_device_id */
30 #include <linux/kernel.h>
31 #include <net/ieee80211_radiotap.h>
35 /* Hardware specific file defines the PCI IDs table for that hardware module */
36 extern struct pci_device_id iwl4965_hw_card_ids
[];
38 #define DRV_NAME "iwl4965"
39 #include "iwl-4965-hw.h"
41 #include "iwl-4965-debug.h"
43 /* Default noise level to report when noise measurement is not available.
44 * This may be because we're:
45 * 1) Not associated (4965, no beacon statistics being sent to driver)
46 * 2) Scanning (noise measurement does not apply to associated channel)
47 * 3) Receiving CCK (3945 delivers noise info only for OFDM frames)
48 * Use default noise value of -127 ... this is below the range of measurable
49 * Rx dBm for either 3945 or 4965, so it can indicate "unmeasurable" to user.
50 * Also, -127 works better than 0 when averaging frames with/without
51 * noise info (e.g. averaging might be done in app); measured dBm values are
52 * always negative ... using a negative value as the default keeps all
53 * averages within an s8's (used in some apps) range of negative values. */
54 #define IWL_NOISE_MEAS_NOT_AVAILABLE (-127)
56 /* Module parameters accessible from iwl-*.c */
57 extern int iwl4965_param_hwcrypto
;
58 extern int iwl4965_param_queues_num
;
60 enum iwl4965_antenna
{
61 IWL_ANTENNA_DIVERSITY
,
67 * RTS threshold here is total size [2347] minus 4 FCS bytes
69 * a value of 0 means RTS on all data/management packets
70 * a value > max MSDU size means no RTS
71 * else RTS for data/management frames where MPDU is larger
74 #define DEFAULT_RTS_THRESHOLD 2347U
75 #define MIN_RTS_THRESHOLD 0U
76 #define MAX_RTS_THRESHOLD 2347U
77 #define MAX_MSDU_SIZE 2304U
78 #define MAX_MPDU_SIZE 2346U
79 #define DEFAULT_BEACON_INTERVAL 100U
80 #define DEFAULT_SHORT_RETRY_LIMIT 7U
81 #define DEFAULT_LONG_RETRY_LIMIT 4U
83 struct iwl4965_rx_mem_buffer
{
86 struct list_head list
;
89 struct iwl4965_rt_rx_hdr
{
90 struct ieee80211_radiotap_header rt_hdr
;
91 __le64 rt_tsf
; /* TSF */
92 u8 rt_flags
; /* radiotap packet flags */
93 u8 rt_rate
; /* rate in 500kb/s */
94 __le16 rt_channelMHz
; /* channel in MHz */
95 __le16 rt_chbitmask
; /* channel bitfield */
96 s8 rt_dbmsignal
; /* signal in dBm, kluged to signed */
98 u8 rt_antenna
; /* antenna number */
99 u8 payload
[0]; /* payload... */
100 } __attribute__ ((packed
));
102 struct iwl4965_rt_tx_hdr
{
103 struct ieee80211_radiotap_header rt_hdr
;
104 u8 rt_rate
; /* rate in 500kb/s */
105 __le16 rt_channel
; /* channel in mHz */
106 __le16 rt_chbitmask
; /* channel bitfield */
107 s8 rt_dbmsignal
; /* signal in dBm, kluged to signed */
108 u8 rt_antenna
; /* antenna number */
109 u8 payload
[0]; /* payload... */
110 } __attribute__ ((packed
));
113 * Generic queue structure
115 * Contains common data for Rx and Tx queues
117 struct iwl4965_queue
{
118 int n_bd
; /* number of BDs in this queue */
119 int write_ptr
; /* 1-st empty entry (index) host_w*/
120 int read_ptr
; /* last used entry (index) host_r*/
121 dma_addr_t dma_addr
; /* physical addr for BD's */
122 int n_window
; /* safe queue window */
124 int low_mark
; /* low watermark, resume queue if free
125 * space more than this */
126 int high_mark
; /* high watermark, stop queue if free
127 * space less than this */
128 } __attribute__ ((packed
));
130 #define MAX_NUM_OF_TBS (20)
132 /* One for each TFD */
133 struct iwl4965_tx_info
{
134 struct ieee80211_tx_status status
;
135 struct sk_buff
*skb
[MAX_NUM_OF_TBS
];
139 * struct iwl4965_tx_queue - Tx Queue for DMA
140 * @q: generic Rx/Tx queue descriptor
141 * @bd: base of circular buffer of TFDs
142 * @cmd: array of command/Tx buffers
143 * @dma_addr_cmd: physical address of cmd/tx buffer array
144 * @txb: array of per-TFD driver data
145 * @need_update: indicates need to update read/write index
146 * @sched_retry: indicates queue is high-throughput aggregation (HT AGG) enabled
148 * A Tx queue consists of circular buffer of BDs (a.k.a. TFDs, transmit frame
149 * descriptors) and required locking structures.
151 struct iwl4965_tx_queue
{
152 struct iwl4965_queue q
;
153 struct iwl4965_tfd_frame
*bd
;
154 struct iwl4965_cmd
*cmd
;
155 dma_addr_t dma_addr_cmd
;
156 struct iwl4965_tx_info
*txb
;
162 #define IWL_NUM_SCAN_RATES (2)
164 struct iwl4965_channel_tgd_info
{
169 struct iwl4965_channel_tgh_info
{
173 /* current Tx power values to use, one for each rate for each channel.
174 * requested power is limited by:
175 * -- regulatory EEPROM limits for this channel
176 * -- hardware capabilities (clip-powers)
177 * -- spectrum management
178 * -- user preference (e.g. iwconfig)
179 * when requested power is set, base power index must also be set. */
180 struct iwl4965_channel_power_info
{
181 struct iwl4965_tx_power tpc
; /* actual radio and DSP gain settings */
182 s8 power_table_index
; /* actual (compenst'd) index into gain table */
183 s8 base_power_index
; /* gain index for power at factory temp. */
184 s8 requested_power
; /* power (dBm) requested for this chnl/rate */
187 /* current scan Tx power values to use, one for each scan rate for each
189 struct iwl4965_scan_power_info
{
190 struct iwl4965_tx_power tpc
; /* actual radio and DSP gain settings */
191 s8 power_table_index
; /* actual (compenst'd) index into gain table */
192 s8 requested_power
; /* scan pwr (dBm) requested for chnl/rate */
195 /* Channel unlock period is 15 seconds. If no beacon or probe response
196 * has been received within 15 seconds on a locked channel then the channel
198 #define TX_UNLOCK_PERIOD 15
200 /* CSA lock period is 15 seconds. If a CSA has been received on a channel in
201 * the last 15 seconds, the channel is locked */
202 #define CSA_LOCK_PERIOD 15
204 * One for each channel, holds all channel setup data
205 * Some of the fields (e.g. eeprom and flags/max_power_avg) are redundant
208 #define IWL4965_MAX_RATE (33)
210 struct iwl4965_channel_info
{
211 struct iwl4965_channel_tgd_info tgd
;
212 struct iwl4965_channel_tgh_info tgh
;
213 struct iwl4965_eeprom_channel eeprom
; /* EEPROM regulatory limit */
214 struct iwl4965_eeprom_channel fat_eeprom
; /* EEPROM regulatory limit for
217 u8 channel
; /* channel number */
218 u8 flags
; /* flags copied from EEPROM */
219 s8 max_power_avg
; /* (dBm) regul. eeprom, normal Tx, any rate */
220 s8 curr_txpow
; /* (dBm) regulatory/spectrum/user (not h/w) */
221 s8 min_power
; /* always 0 */
222 s8 scan_power
; /* (dBm) regul. eeprom, direct scans, any rate */
224 u8 group_index
; /* 0-4, maps channel to group1/2/3/4/5 */
225 u8 band_index
; /* 0-4, maps channel to band1/2/3/4/5 */
226 u8 phymode
; /* MODE_IEEE80211{A,B,G} */
228 /* Radio/DSP gain settings for each "normal" data Tx rate.
229 * These include, in addition to RF and DSP gain, a few fields for
230 * remembering/modifying gain settings (indexes). */
231 struct iwl4965_channel_power_info power_info
[IWL4965_MAX_RATE
];
233 /* FAT channel info */
234 s8 fat_max_power_avg
; /* (dBm) regul. eeprom, normal Tx, any rate */
235 s8 fat_curr_txpow
; /* (dBm) regulatory/spectrum/user (not h/w) */
236 s8 fat_min_power
; /* always 0 */
237 s8 fat_scan_power
; /* (dBm) eeprom, direct scans, any rate */
238 u8 fat_flags
; /* flags copied from EEPROM */
239 u8 fat_extension_channel
;
241 /* Radio/DSP gain settings for each scan rate, for directed scans. */
242 struct iwl4965_scan_power_info scan_pwr_info
[IWL_NUM_SCAN_RATES
];
245 struct iwl4965_clip_group
{
246 /* maximum power level to prevent clipping for each rate, derived by
247 * us from this band's saturation power in EEPROM */
248 const s8 clip_powers
[IWL_MAX_RATES
];
251 #include "iwl-4965-rs.h"
253 #define IWL_TX_FIFO_AC0 0
254 #define IWL_TX_FIFO_AC1 1
255 #define IWL_TX_FIFO_AC2 2
256 #define IWL_TX_FIFO_AC3 3
257 #define IWL_TX_FIFO_HCCA_1 5
258 #define IWL_TX_FIFO_HCCA_2 6
259 #define IWL_TX_FIFO_NONE 7
261 /* Minimum number of queues. MAX_NUM is defined in hw specific files */
262 #define IWL_MIN_NUM_QUEUES 4
264 /* Power management (not Tx power) structures */
266 struct iwl4965_power_vec_entry
{
267 struct iwl4965_powertable_cmd cmd
;
270 #define IWL_POWER_RANGE_0 (0)
271 #define IWL_POWER_RANGE_1 (1)
273 #define IWL_POWER_MODE_CAM 0x00 /* Continuously Aware Mode, always on */
274 #define IWL_POWER_INDEX_3 0x03
275 #define IWL_POWER_INDEX_5 0x05
276 #define IWL_POWER_AC 0x06
277 #define IWL_POWER_BATTERY 0x07
278 #define IWL_POWER_LIMIT 0x07
279 #define IWL_POWER_MASK 0x0F
280 #define IWL_POWER_ENABLED 0x10
281 #define IWL_POWER_LEVEL(x) ((x) & IWL_POWER_MASK)
283 struct iwl4965_power_mgr
{
285 struct iwl4965_power_vec_entry pwr_range_0
[IWL_POWER_AC
];
286 struct iwl4965_power_vec_entry pwr_range_1
[IWL_POWER_AC
];
291 #define IEEE80211_DATA_LEN 2304
292 #define IEEE80211_4ADDR_LEN 30
293 #define IEEE80211_HLEN (IEEE80211_4ADDR_LEN)
294 #define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN)
296 struct iwl4965_frame
{
298 struct ieee80211_hdr frame
;
299 struct iwl4965_tx_beacon_cmd beacon
;
300 u8 raw
[IEEE80211_FRAME_LEN
];
303 struct list_head list
;
306 #define SEQ_TO_QUEUE(x) ((x >> 8) & 0xbf)
307 #define QUEUE_TO_SEQ(x) ((x & 0xbf) << 8)
308 #define SEQ_TO_INDEX(x) (x & 0xff)
309 #define INDEX_TO_SEQ(x) (x & 0xff)
310 #define SEQ_HUGE_FRAME (0x4000)
311 #define SEQ_RX_FRAME __constant_cpu_to_le16(0x8000)
312 #define SEQ_TO_SN(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4)
313 #define SN_TO_SEQ(ssn) (((ssn) << 4) & IEEE80211_SCTL_SEQ)
314 #define MAX_SN ((IEEE80211_SCTL_SEQ) >> 4)
317 /* CMD_SIZE_NORMAL = 0, */
318 CMD_SIZE_HUGE
= (1 << 0),
320 CMD_ASYNC
= (1 << 1),
321 /* CMD_NO_SKB = 0, */
322 CMD_WANT_SKB
= (1 << 2),
328 struct iwl4965_cmd_meta
{
329 struct iwl4965_cmd_meta
*source
;
332 int (*callback
)(struct iwl4965_priv
*priv
,
333 struct iwl4965_cmd
*cmd
, struct sk_buff
*skb
);
334 } __attribute__ ((packed
)) u
;
336 /* The CMD_SIZE_HUGE flag bit indicates that the command
337 * structure is stored at the end of the shared queue memory. */
340 } __attribute__ ((packed
));
345 * For allocation of the command and tx queues, this establishes the overall
346 * size of the largest command we send to uCode, except for a scan command
347 * (which is relatively huge; space is allocated separately).
350 struct iwl4965_cmd_meta meta
; /* driver data */
351 struct iwl4965_cmd_header hdr
; /* uCode API */
353 struct iwl4965_addsta_cmd addsta
;
354 struct iwl4965_led_cmd led
;
359 struct iwl4965_bt_cmd bt
;
360 struct iwl4965_rxon_time_cmd rxon_time
;
361 struct iwl4965_powertable_cmd powertable
;
362 struct iwl4965_qosparam_cmd qosparam
;
363 struct iwl4965_tx_cmd tx
;
364 struct iwl4965_tx_beacon_cmd tx_beacon
;
365 struct iwl4965_rxon_assoc_cmd rxon_assoc
;
368 } __attribute__ ((packed
)) cmd
;
369 } __attribute__ ((packed
));
371 struct iwl4965_host_cmd
{
374 struct iwl4965_cmd_meta meta
;
378 #define TFD_MAX_PAYLOAD_SIZE (sizeof(struct iwl4965_cmd) - \
379 sizeof(struct iwl4965_cmd_meta))
382 * RX related structures and functions
384 #define RX_FREE_BUFFERS 64
385 #define RX_LOW_WATERMARK 8
387 #define SUP_RATE_11A_MAX_NUM_CHANNELS 8
388 #define SUP_RATE_11B_MAX_NUM_CHANNELS 4
389 #define SUP_RATE_11G_MAX_NUM_CHANNELS 12
392 * struct iwl4965_rx_queue - Rx queue
393 * @processed: Internal index to last handled Rx packet
394 * @read: Shared index to newest available Rx buffer
395 * @write: Shared index to oldest written Rx packet
396 * @free_count: Number of pre-allocated buffers in rx_free
397 * @rx_free: list of free SKBs for use
398 * @rx_used: List of Rx buffers with no SKB
399 * @need_update: flag to indicate we need to update read/write index
401 * NOTE: rx_free and rx_used are used as a FIFO for iwl4965_rx_mem_buffers
403 struct iwl4965_rx_queue
{
406 struct iwl4965_rx_mem_buffer pool
[RX_QUEUE_SIZE
+ RX_FREE_BUFFERS
];
407 struct iwl4965_rx_mem_buffer
*queue
[RX_QUEUE_SIZE
];
412 struct list_head rx_free
;
413 struct list_head rx_used
;
418 #define IWL_SUPPORTED_RATES_IE_LEN 8
420 #define SCAN_INTERVAL 100
422 #define MAX_A_CHANNELS 252
423 #define MIN_A_CHANNELS 7
425 #define MAX_B_CHANNELS 14
426 #define MIN_B_CHANNELS 1
428 #define STATUS_HCMD_ACTIVE 0 /* host command in progress */
429 #define STATUS_INT_ENABLED 1
430 #define STATUS_RF_KILL_HW 2
431 #define STATUS_RF_KILL_SW 3
432 #define STATUS_INIT 4
433 #define STATUS_ALIVE 5
434 #define STATUS_READY 6
435 #define STATUS_TEMPERATURE 7
436 #define STATUS_GEO_CONFIGURED 8
437 #define STATUS_EXIT_PENDING 9
438 #define STATUS_IN_SUSPEND 10
439 #define STATUS_STATISTICS 11
440 #define STATUS_SCANNING 12
441 #define STATUS_SCAN_ABORTING 13
442 #define STATUS_SCAN_HW 14
443 #define STATUS_POWER_PMI 15
444 #define STATUS_FW_ERROR 16
446 #define MAX_TID_COUNT 9
448 #define IWL_INVALID_RATE 0xFF
449 #define IWL_INVALID_VALUE -1
451 #ifdef CONFIG_IWL4965_HT
452 #ifdef CONFIG_IWL4965_HT_AGG
454 * struct iwl4965_ht_agg -- aggregation status while waiting for block-ack
455 * @txq_id: Tx queue used for Tx attempt
456 * @frame_count: # frames attempted by Tx command
457 * @wait_for_ba: Expect block-ack before next Tx reply
458 * @start_idx: Index of 1st Transmit Frame Descriptor (TFD) in Tx window
459 * @bitmap0: Low order bitmap, one bit for each frame pending ACK in Tx window
460 * @bitmap1: High order, one bit for each frame pending ACK in Tx window
461 * @rate_n_flags: Rate at which Tx was attempted
463 * If REPLY_TX indicates that aggregation was attempted, driver must wait
464 * for block ack (REPLY_COMPRESSED_BA). This struct stores tx reply info
465 * until block ack arrives.
467 struct iwl4965_ht_agg
{
476 #endif /* CONFIG_IWL4965_HT_AGG */
477 #endif /* CONFIG_IWL4965_HT */
479 struct iwl4965_tid_data
{
481 #ifdef CONFIG_IWL4965_HT
482 #ifdef CONFIG_IWL4965_HT_AGG
483 struct iwl4965_ht_agg agg
;
484 #endif /* CONFIG_IWL4965_HT_AGG */
485 #endif /* CONFIG_IWL4965_HT */
488 struct iwl4965_hw_key
{
489 enum ieee80211_key_alg alg
;
494 union iwl4965_ht_rate_supp
{
502 #ifdef CONFIG_IWL4965_HT
503 #define CFG_HT_RX_AMPDU_FACTOR_DEF (0x3)
504 #define HT_IE_MAX_AMSDU_SIZE_4K (0)
505 #define CFG_HT_MPDU_DENSITY_2USEC (0x5)
506 #define CFG_HT_MPDU_DENSITY_DEF CFG_HT_MPDU_DENSITY_2USEC
517 u8 supported_chan_width
;
518 u8 extension_chan_offset
;
520 u8 sgf
; /* HT_SHORT_GI_* short guard interval */
525 #endif /*CONFIG_IWL4965_HT */
527 #ifdef CONFIG_IWL4965_QOS
529 union iwl4965_qos_capabity
{
531 u8 edca_count
:4; /* bit 0-3 */
532 u8 q_ack
:1; /* bit 4 */
533 u8 queue_request
:1; /* bit 5 */
534 u8 txop_request
:1; /* bit 6 */
535 u8 reserved
:1; /* bit 7 */
538 u8 acvo_APSD
:1; /* bit 0 */
539 u8 acvi_APSD
:1; /* bit 1 */
540 u8 ac_bk_APSD
:1; /* bit 2 */
541 u8 ac_be_APSD
:1; /* bit 3 */
542 u8 q_ack
:1; /* bit 4 */
543 u8 max_len
:2; /* bit 5-6 */
544 u8 more_data_ack
:1; /* bit 7 */
550 struct iwl4965_qos_info
{
553 union iwl4965_qos_capabity qos_cap
;
554 struct iwl4965_qosparam_cmd def_qos_parm
;
556 #endif /*CONFIG_IWL4965_QOS */
558 #define STA_PS_STATUS_WAKE 0
559 #define STA_PS_STATUS_SLEEP 1
561 struct iwl4965_station_entry
{
562 struct iwl4965_addsta_cmd sta
;
563 struct iwl4965_tid_data tid
[MAX_TID_COUNT
];
566 struct iwl4965_hw_key keyinfo
;
569 /* one for each uCode image (inst/data, boot/init/runtime) */
571 void *v_addr
; /* access by driver */
572 dma_addr_t p_addr
; /* access by card's busmaster DMA */
576 /* uCode file layout */
577 struct iwl4965_ucode
{
578 __le32 ver
; /* major/minor/subminor */
579 __le32 inst_size
; /* bytes of runtime instructions */
580 __le32 data_size
; /* bytes of runtime data */
581 __le32 init_size
; /* bytes of initialization instructions */
582 __le32 init_data_size
; /* bytes of initialization data */
583 __le32 boot_size
; /* bytes of bootstrap instructions */
584 u8 data
[0]; /* data in same order as "size" elements */
587 #define IWL_IBSS_MAC_HASH_SIZE 32
589 struct iwl4965_ibss_seq
{
593 unsigned long packet_time
;
594 struct list_head list
;
598 * struct iwl4965_driver_hw_info
599 * @max_txq_num: Max # Tx queues supported
600 * @ac_queue_count: # Tx queues for EDCA Access Categories (AC)
601 * @tx_cmd_len: Size of Tx command (but not including frame itself)
602 * @max_rxq_size: Max # Rx frames in Rx queue (must be power-of-2)
604 * @max_rxq_log: Log-base-2 of max_rxq_size
607 * @shared_virt: Pointer to driver/uCode shared Tx Byte Counts and Rx status
608 * @shared_phys: Physical Pointer to Tx Byte Counts and Rx status
610 struct iwl4965_driver_hw_info
{
620 dma_addr_t shared_phys
;
624 #define STA_FLG_RTS_MIMO_PROT_MSK __constant_cpu_to_le32(1 << 17)
625 #define STA_FLG_AGG_MPDU_8US_MSK __constant_cpu_to_le32(1 << 18)
626 #define STA_FLG_MAX_AGG_SIZE_POS (19)
627 #define STA_FLG_MAX_AGG_SIZE_MSK __constant_cpu_to_le32(3 << 19)
628 #define STA_FLG_FAT_EN_MSK __constant_cpu_to_le32(1 << 21)
629 #define STA_FLG_MIMO_DIS_MSK __constant_cpu_to_le32(1 << 22)
630 #define STA_FLG_AGG_MPDU_DENSITY_POS (23)
631 #define STA_FLG_AGG_MPDU_DENSITY_MSK __constant_cpu_to_le32(7 << 23)
632 #define HT_SHORT_GI_20MHZ_ONLY (1 << 0)
633 #define HT_SHORT_GI_40MHZ_ONLY (1 << 1)
636 #define IWL_RX_HDR(x) ((struct iwl4965_rx_frame_hdr *)(\
637 x->u.rx_frame.stats.payload + \
638 x->u.rx_frame.stats.phy_count))
639 #define IWL_RX_END(x) ((struct iwl4965_rx_frame_end *)(\
640 IWL_RX_HDR(x)->payload + \
641 le16_to_cpu(IWL_RX_HDR(x)->len)))
642 #define IWL_RX_STATS(x) (&x->u.rx_frame.stats)
643 #define IWL_RX_DATA(x) (IWL_RX_HDR(x)->payload)
646 /******************************************************************************
648 * Functions implemented in iwl-base.c which are forward declared here
651 *****************************************************************************/
652 struct iwl4965_addsta_cmd
;
653 extern int iwl4965_send_add_station(struct iwl4965_priv
*priv
,
654 struct iwl4965_addsta_cmd
*sta
, u8 flags
);
655 extern u8
iwl4965_add_station_flags(struct iwl4965_priv
*priv
, const u8
*bssid
,
656 int is_ap
, u8 flags
);
657 extern int iwl4965_is_network_packet(struct iwl4965_priv
*priv
,
658 struct ieee80211_hdr
*header
);
659 extern int iwl4965_power_init_handle(struct iwl4965_priv
*priv
);
660 extern int iwl4965_eeprom_init(struct iwl4965_priv
*priv
);
661 #ifdef CONFIG_IWL4965_DEBUG
662 extern void iwl4965_report_frame(struct iwl4965_priv
*priv
,
663 struct iwl4965_rx_packet
*pkt
,
664 struct ieee80211_hdr
*header
, int group100
);
666 static inline void iwl4965_report_frame(struct iwl4965_priv
*priv
,
667 struct iwl4965_rx_packet
*pkt
,
668 struct ieee80211_hdr
*header
,
671 extern void iwl4965_handle_data_packet_monitor(struct iwl4965_priv
*priv
,
672 struct iwl4965_rx_mem_buffer
*rxb
,
673 void *data
, short len
,
674 struct ieee80211_rx_status
*stats
,
676 extern int iwl4965_is_duplicate_packet(struct iwl4965_priv
*priv
,
677 struct ieee80211_hdr
*header
);
678 extern int iwl4965_rx_queue_alloc(struct iwl4965_priv
*priv
);
679 extern void iwl4965_rx_queue_reset(struct iwl4965_priv
*priv
,
680 struct iwl4965_rx_queue
*rxq
);
681 extern int iwl4965_calc_db_from_ratio(int sig_ratio
);
682 extern int iwl4965_calc_sig_qual(int rssi_dbm
, int noise_dbm
);
683 extern int iwl4965_tx_queue_init(struct iwl4965_priv
*priv
,
684 struct iwl4965_tx_queue
*txq
, int count
, u32 id
);
685 extern void iwl4965_rx_replenish(void *data
);
686 extern void iwl4965_tx_queue_free(struct iwl4965_priv
*priv
, struct iwl4965_tx_queue
*txq
);
687 extern int iwl4965_send_cmd_pdu(struct iwl4965_priv
*priv
, u8 id
, u16 len
,
689 extern int __must_check
iwl4965_send_cmd(struct iwl4965_priv
*priv
,
690 struct iwl4965_host_cmd
*cmd
);
691 extern unsigned int iwl4965_fill_beacon_frame(struct iwl4965_priv
*priv
,
692 struct ieee80211_hdr
*hdr
,
693 const u8
*dest
, int left
);
694 extern int iwl4965_rx_queue_update_write_ptr(struct iwl4965_priv
*priv
,
695 struct iwl4965_rx_queue
*q
);
696 extern int iwl4965_send_statistics_request(struct iwl4965_priv
*priv
);
697 extern void iwl4965_set_decrypted_flag(struct iwl4965_priv
*priv
, struct sk_buff
*skb
,
699 struct ieee80211_rx_status
*stats
);
700 extern __le16
*ieee80211_get_qos_ctrl(struct ieee80211_hdr
*hdr
);
702 extern const u8 iwl4965_broadcast_addr
[ETH_ALEN
];
705 * Currently used by iwl-3945-rs... look at restructuring so that it doesn't
706 * call this... todo... fix that.
708 extern u8
iwl4965_sync_station(struct iwl4965_priv
*priv
, int sta_id
,
709 u16 tx_rate
, u8 flags
);
711 /******************************************************************************
713 * Functions implemented in iwl-[34]*.c which are forward declared here
714 * for use by iwl-base.c
716 * NOTE: The implementation of these functions are hardware specific
717 * which is why they are in the hardware specific files (vs. iwl-base.c)
719 * Naming convention --
720 * iwl4965_ <-- Its part of iwlwifi (should be changed to iwl4965_)
721 * iwl4965_hw_ <-- Hardware specific (implemented in iwl-XXXX.c by all HW)
722 * iwlXXXX_ <-- Hardware specific (implemented in iwl-XXXX.c for XXXX)
723 * iwl4965_bg_ <-- Called from work queue context
724 * iwl4965_mac_ <-- mac80211 callback
726 ****************************************************************************/
727 extern void iwl4965_hw_rx_handler_setup(struct iwl4965_priv
*priv
);
728 extern void iwl4965_hw_setup_deferred_work(struct iwl4965_priv
*priv
);
729 extern void iwl4965_hw_cancel_deferred_work(struct iwl4965_priv
*priv
);
730 extern int iwl4965_hw_rxq_stop(struct iwl4965_priv
*priv
);
731 extern int iwl4965_hw_set_hw_setting(struct iwl4965_priv
*priv
);
732 extern int iwl4965_hw_nic_init(struct iwl4965_priv
*priv
);
733 extern int iwl4965_hw_nic_stop_master(struct iwl4965_priv
*priv
);
734 extern void iwl4965_hw_txq_ctx_free(struct iwl4965_priv
*priv
);
735 extern void iwl4965_hw_txq_ctx_stop(struct iwl4965_priv
*priv
);
736 extern int iwl4965_hw_nic_reset(struct iwl4965_priv
*priv
);
737 extern int iwl4965_hw_txq_attach_buf_to_tfd(struct iwl4965_priv
*priv
, void *tfd
,
738 dma_addr_t addr
, u16 len
);
739 extern int iwl4965_hw_txq_free_tfd(struct iwl4965_priv
*priv
, struct iwl4965_tx_queue
*txq
);
740 extern int iwl4965_hw_get_temperature(struct iwl4965_priv
*priv
);
741 extern int iwl4965_hw_tx_queue_init(struct iwl4965_priv
*priv
,
742 struct iwl4965_tx_queue
*txq
);
743 extern unsigned int iwl4965_hw_get_beacon_cmd(struct iwl4965_priv
*priv
,
744 struct iwl4965_frame
*frame
, u8 rate
);
745 extern int iwl4965_hw_get_rx_read(struct iwl4965_priv
*priv
);
746 extern void iwl4965_hw_build_tx_cmd_rate(struct iwl4965_priv
*priv
,
747 struct iwl4965_cmd
*cmd
,
748 struct ieee80211_tx_control
*ctrl
,
749 struct ieee80211_hdr
*hdr
,
750 int sta_id
, int tx_id
);
751 extern int iwl4965_hw_reg_send_txpower(struct iwl4965_priv
*priv
);
752 extern int iwl4965_hw_reg_set_txpower(struct iwl4965_priv
*priv
, s8 power
);
753 extern void iwl4965_hw_rx_statistics(struct iwl4965_priv
*priv
,
754 struct iwl4965_rx_mem_buffer
*rxb
);
755 extern void iwl4965_disable_events(struct iwl4965_priv
*priv
);
756 extern int iwl4965_get_temperature(const struct iwl4965_priv
*priv
);
759 * iwl4965_hw_find_station - Find station id for a given BSSID
760 * @bssid: MAC address of station ID to find
762 * NOTE: This should not be hardware specific but the code has
763 * not yet been merged into a single common layer for managing the
766 extern u8
iwl4965_hw_find_station(struct iwl4965_priv
*priv
, const u8
*bssid
);
768 extern int iwl4965_hw_channel_switch(struct iwl4965_priv
*priv
, u16 channel
);
769 extern int iwl4965_tx_queue_reclaim(struct iwl4965_priv
*priv
, int txq_id
, int index
);
775 * Forward declare iwl-4965.c functions for iwl-base.c
777 extern int iwl4965_eeprom_acquire_semaphore(struct iwl4965_priv
*priv
);
778 extern void iwl4965_eeprom_release_semaphore(struct iwl4965_priv
*priv
);
780 extern int iwl4965_tx_queue_update_wr_ptr(struct iwl4965_priv
*priv
,
781 struct iwl4965_tx_queue
*txq
,
783 extern void iwl4965_add_station(struct iwl4965_priv
*priv
, const u8
*addr
,
785 extern void iwl4965_set_rxon_ht(struct iwl4965_priv
*priv
,
786 struct sta_ht_info
*ht_info
);
788 extern void iwl4965_set_rxon_chain(struct iwl4965_priv
*priv
);
789 extern int iwl4965_tx_cmd(struct iwl4965_priv
*priv
, struct iwl4965_cmd
*out_cmd
,
790 u8 sta_id
, dma_addr_t txcmd_phys
,
791 struct ieee80211_hdr
*hdr
, u8 hdr_len
,
792 struct ieee80211_tx_control
*ctrl
, void *sta_in
);
793 extern int iwl4965_alive_notify(struct iwl4965_priv
*priv
);
794 extern void iwl4965_update_rate_scaling(struct iwl4965_priv
*priv
, u8 mode
);
795 extern void iwl4965_set_ht_add_station(struct iwl4965_priv
*priv
, u8 index
);
797 extern void iwl4965_chain_noise_reset(struct iwl4965_priv
*priv
);
798 extern void iwl4965_init_sensitivity(struct iwl4965_priv
*priv
, u8 flags
,
800 extern int iwl4965_set_fat_chan_info(struct iwl4965_priv
*priv
, int phymode
,
802 const struct iwl4965_eeprom_channel
*eeprom_ch
,
803 u8 fat_extension_channel
);
804 extern void iwl4965_rf_kill_ct_config(struct iwl4965_priv
*priv
);
806 #ifdef CONFIG_IWL4965_HT
807 #ifdef CONFIG_IWL4965_HT_AGG
808 extern int iwl4965_mac_ht_tx_agg_start(struct ieee80211_hw
*hw
, u8
*da
,
809 u16 tid
, u16
*start_seq_num
);
810 extern int iwl4965_mac_ht_rx_agg_start(struct ieee80211_hw
*hw
, u8
*da
,
811 u16 tid
, u16 start_seq_num
);
812 extern int iwl4965_mac_ht_rx_agg_stop(struct ieee80211_hw
*hw
, u8
*da
,
813 u16 tid
, int generator
);
814 extern int iwl4965_mac_ht_tx_agg_stop(struct ieee80211_hw
*hw
, u8
*da
,
815 u16 tid
, int generator
);
816 extern void iwl4965_turn_off_agg(struct iwl4965_priv
*priv
, u8 tid
);
817 #endif /* CONFIG_IWL4965_HT_AGG */
818 #endif /*CONFIG_IWL4965_HT */
819 /* Structures, enum, and defines specific to the 4965 */
821 #define IWL4965_KW_SIZE 0x1000 /*4k */
829 #define TID_QUEUE_CELL_SPACING 50 /*mS */
830 #define TID_QUEUE_MAX_SIZE 20
831 #define TID_ROUND_VALUE 5 /* mS */
832 #define TID_MAX_LOAD_COUNT 8
834 #define TID_MAX_TIME_DIFF ((TID_QUEUE_MAX_SIZE - 1) * TID_QUEUE_CELL_SPACING)
835 #define TIME_WRAP_AROUND(x, y) (((y) > (x)) ? (y) - (x) : (0-(x)) + (y))
837 #define TID_ALL_ENABLED 0x7f
838 #define TID_ALL_SPECIFIED 0xff
839 #define TID_AGG_TPT_THREHOLD 0x0
841 #define IWL_CHANNEL_WIDTH_20MHZ 0
842 #define IWL_CHANNEL_WIDTH_40MHZ 1
844 #define IWL_MIMO_PS_STATIC 0
845 #define IWL_MIMO_PS_NONE 3
846 #define IWL_MIMO_PS_DYNAMIC 1
847 #define IWL_MIMO_PS_INVALID 2
849 #define IWL_OPERATION_MODE_AUTO 0
850 #define IWL_OPERATION_MODE_HT_ONLY 1
851 #define IWL_OPERATION_MODE_MIXED 2
852 #define IWL_OPERATION_MODE_20MHZ 3
854 #define IWL_EXT_CHANNEL_OFFSET_AUTO 0
855 #define IWL_EXT_CHANNEL_OFFSET_ABOVE 1
856 #define IWL_EXT_CHANNEL_OFFSET_ 2
857 #define IWL_EXT_CHANNEL_OFFSET_BELOW 3
858 #define IWL_EXT_CHANNEL_OFFSET_MAX 4
860 #define NRG_NUM_PREV_STAT_L 20
861 #define NUM_RX_CHAINS (3)
863 #define TX_POWER_IWL_ILLEGAL_VDET -100000
864 #define TX_POWER_IWL_ILLEGAL_VOLTAGE -10000
865 #define TX_POWER_IWL_CLOSED_LOOP_MIN_POWER 18
866 #define TX_POWER_IWL_CLOSED_LOOP_MAX_POWER 34
867 #define TX_POWER_IWL_VDET_SLOPE_BELOW_NOMINAL 17
868 #define TX_POWER_IWL_VDET_SLOPE_ABOVE_NOMINAL 20
869 #define TX_POWER_IWL_NOMINAL_POWER 26
870 #define TX_POWER_IWL_CLOSED_LOOP_ITERATION_LIMIT 1
871 #define TX_POWER_IWL_VOLTAGE_CODES_PER_03V 7
872 #define TX_POWER_IWL_DEGREES_PER_VDET_CODE 11
873 #define IWL_TX_POWER_MAX_NUM_PA_MEASUREMENTS 1
874 #define IWL_TX_POWER_CCK_COMPENSATION_B_STEP (9)
875 #define IWL_TX_POWER_CCK_COMPENSATION_C_STEP (5)
877 struct iwl4965_traffic_load
{
878 unsigned long time_stamp
;
879 u32 packet_count
[TID_QUEUE_MAX_SIZE
];
885 #ifdef CONFIG_IWL4965_HT_AGG
887 * struct iwl4965_agg_control
888 * @requested_ba: bit map of tids requesting aggregation/block-ack
889 * @granted_ba: bit map of tids granted aggregation/block-ack
891 struct iwl4965_agg_control
{
892 unsigned long next_retry
;
893 u32 wait_for_agg_status
;
898 u32 tid_traffic_load_threshold
;
900 struct iwl4965_traffic_load traffic_load
[TID_MAX_LOAD_COUNT
];
902 #endif /*CONFIG_IWL4965_HT_AGG */
904 struct iwl4965_lq_mngr
{
905 #ifdef CONFIG_IWL4965_HT_AGG
906 struct iwl4965_agg_control agg_ctrl
;
911 u8
*next_higher_rate
;
914 unsigned long stamp_last
;
921 /* Sensitivity and chain noise calibration */
922 #define INTERFERENCE_DATA_AVAILABLE __constant_cpu_to_le32(1)
923 #define INITIALIZATION_VALUE 0xFFFF
924 #define CAL_NUM_OF_BEACONS 20
925 #define MAXIMUM_ALLOWED_PATHLOSS 15
927 #define CHAIN_NOISE_MAX_DELTA_GAIN_CODE 3
929 #define MAX_FA_OFDM 50
930 #define MIN_FA_OFDM 5
931 #define MAX_FA_CCK 50
934 #define NRG_MIN_CCK 97
935 #define NRG_MAX_CCK 0
937 #define AUTO_CORR_MIN_OFDM 85
938 #define AUTO_CORR_MIN_OFDM_MRC 170
939 #define AUTO_CORR_MIN_OFDM_X1 105
940 #define AUTO_CORR_MIN_OFDM_MRC_X1 220
941 #define AUTO_CORR_MAX_OFDM 120
942 #define AUTO_CORR_MAX_OFDM_MRC 210
943 #define AUTO_CORR_MAX_OFDM_X1 140
944 #define AUTO_CORR_MAX_OFDM_MRC_X1 270
945 #define AUTO_CORR_STEP_OFDM 1
947 #define AUTO_CORR_MIN_CCK (125)
948 #define AUTO_CORR_MAX_CCK (200)
949 #define AUTO_CORR_MIN_CCK_MRC 200
950 #define AUTO_CORR_MAX_CCK_MRC 400
951 #define AUTO_CORR_STEP_CCK 3
952 #define AUTO_CORR_MAX_TH_CCK 160
955 #define NRG_STEP_CCK 2
957 #define MAX_NUMBER_CCK_NO_FA 100
959 #define AUTO_CORR_CCK_MIN_VAL_DEF (125)
964 #define CHAIN_NOISE_DELTA_GAIN_INIT_VAL 4
965 #define ALL_BAND_FILTER 0xFF00
966 #define IN_BAND_FILTER 0xFF
967 #define MIN_AVERAGE_NOISE_MAX_VALUE 0xFFFFFFFF
969 enum iwl4965_false_alarm_state
{
972 IWL_FA_GOOD_RANGE
= 2,
975 enum iwl4965_chain_noise_state
{
976 IWL_CHAIN_NOISE_ALIVE
= 0, /* must be 0 */
977 IWL_CHAIN_NOISE_ACCUMULATE
= 1,
978 IWL_CHAIN_NOISE_CALIBRATED
= 2,
981 enum iwl4965_sensitivity_state
{
982 IWL_SENS_CALIB_ALLOWED
= 0,
983 IWL_SENS_CALIB_NEED_REINIT
= 1,
986 enum iwl4965_calib_enabled_state
{
987 IWL_CALIB_DISABLED
= 0, /* must be 0 */
988 IWL_CALIB_ENABLED
= 1,
991 struct statistics_general_data
{
992 u32 beacon_silence_rssi_a
;
993 u32 beacon_silence_rssi_b
;
994 u32 beacon_silence_rssi_c
;
1000 /* Sensitivity calib data */
1001 struct iwl4965_sensitivity_data
{
1003 u32 auto_corr_ofdm_mrc
;
1004 u32 auto_corr_ofdm_x1
;
1005 u32 auto_corr_ofdm_mrc_x1
;
1007 u32 auto_corr_cck_mrc
;
1009 u32 last_bad_plcp_cnt_ofdm
;
1010 u32 last_fa_cnt_ofdm
;
1011 u32 last_bad_plcp_cnt_cck
;
1012 u32 last_fa_cnt_cck
;
1017 u8 nrg_silence_rssi
[NRG_NUM_PREV_STAT_L
];
1018 u32 nrg_silence_ref
;
1020 u32 nrg_silence_idx
;
1022 s32 nrg_auto_corr_silence_diff
;
1023 u32 num_in_cck_no_fa
;
1029 /* Chain noise (differential Rx gain) calib data */
1030 struct iwl4965_chain_noise_data
{
1039 u8 disconn_array
[NUM_RX_CHAINS
];
1040 u8 delta_gain_code
[NUM_RX_CHAINS
];
1044 #define EEPROM_SEM_TIMEOUT 10 /* milliseconds */
1045 #define EEPROM_SEM_RETRY_LIMIT 1000 /* number of attempts (not time) */
1048 #ifdef CONFIG_IWL4965_SPECTRUM_MEASUREMENT
1051 MEASUREMENT_READY
= (1 << 0),
1052 MEASUREMENT_ACTIVE
= (1 << 1),
1057 struct iwl4965_priv
{
1059 /* ieee device used by generic ieee processing code */
1060 struct ieee80211_hw
*hw
;
1061 struct ieee80211_channel
*ieee_channels
;
1062 struct ieee80211_rate
*ieee_rates
;
1064 /* temporary frame storage list */
1065 struct list_head free_frames
;
1071 void (*rx_handlers
[REPLY_MAX
])(struct iwl4965_priv
*priv
,
1072 struct iwl4965_rx_mem_buffer
*rxb
);
1074 const struct ieee80211_hw_mode
*modes
;
1076 #ifdef CONFIG_IWL4965_SPECTRUM_MEASUREMENT
1077 /* spectrum measurement report caching */
1078 struct iwl4965_spectrum_notification measure_report
;
1079 u8 measurement_status
;
1081 /* ucode beacon time */
1082 u32 ucode_beacon_time
;
1084 /* we allocate array of iwl4965_channel_info for NIC's valid channels.
1085 * Access via channel # using indirect index array */
1086 struct iwl4965_channel_info
*channel_info
; /* channel info array */
1087 u8 channel_count
; /* # of channels */
1089 /* each calibration channel group in the EEPROM has a derived
1090 * clip setting for each rate. */
1091 const struct iwl4965_clip_group clip_groups
[5];
1093 /* thermal calibration */
1094 s32 temperature
; /* degrees Kelvin */
1095 s32 last_temperature
;
1097 /* Scan related variables */
1098 unsigned long last_scan_jiffies
;
1099 unsigned long scan_start
;
1100 unsigned long scan_pass_start
;
1101 unsigned long scan_start_tsf
;
1103 int one_direct_scan
;
1105 u8 direct_ssid
[IW_ESSID_MAX_SIZE
];
1106 struct iwl4965_scan_cmd
*scan
;
1107 u8 only_active_channel
;
1110 spinlock_t lock
; /* protect general shared data */
1111 spinlock_t hcmd_lock
; /* protect hcmd */
1114 /* basic pci-network driver stuff */
1115 struct pci_dev
*pci_dev
;
1117 /* pci hardware address support */
1118 void __iomem
*hw_base
;
1120 /* uCode images, save to reload in case of failure */
1121 struct fw_desc ucode_code
; /* runtime inst */
1122 struct fw_desc ucode_data
; /* runtime data original */
1123 struct fw_desc ucode_data_backup
; /* runtime data save/restore */
1124 struct fw_desc ucode_init
; /* initialization inst */
1125 struct fw_desc ucode_init_data
; /* initialization data */
1126 struct fw_desc ucode_boot
; /* bootstrap inst */
1129 struct iwl4965_rxon_time_cmd rxon_timing
;
1131 /* We declare this const so it can only be
1132 * changed via explicit cast within the
1133 * routines that actually update the physical
1135 const struct iwl4965_rxon_cmd active_rxon
;
1136 struct iwl4965_rxon_cmd staging_rxon
;
1138 int error_recovering
;
1139 struct iwl4965_rxon_cmd recovery_rxon
;
1141 /* 1st responses from initialize and runtime uCode images.
1142 * 4965's initialize alive response contains some calibration data. */
1143 struct iwl4965_init_alive_resp card_alive_init
;
1144 struct iwl4965_alive_resp card_alive
;
1147 /* LED related variables */
1148 struct iwl4965_activity_blink activity
;
1149 unsigned long led_packets
;
1154 u16 active_rate_basic
;
1156 u8 call_post_assoc_from_beacon
;
1157 u8 assoc_station_added
;
1158 u8 use_ant_b_for_management_frame
; /* Tx antenna selection */
1160 /* High Throughput (HT) variables */
1163 u8 channel_width
; /* 0=20MHZ, 1=40MHZ supported */
1164 u8 current_channel_width
;
1165 u8 valid_antenna
; /* Bit mask of antennas actually connected */
1166 #ifdef CONFIG_IWL4965_SENSITIVITY
1167 struct iwl4965_sensitivity_data sensitivity_data
;
1168 struct iwl4965_chain_noise_data chain_noise_data
;
1170 __le16 sensitivity_tbl
[HD_TABLE_SIZE
];
1171 #endif /*CONFIG_IWL4965_SENSITIVITY*/
1173 #ifdef CONFIG_IWL4965_HT
1174 struct sta_ht_info current_assoc_ht
;
1176 u8 active_rate_ht
[2];
1177 u8 last_phy_res
[100];
1179 /* Rate scaling data */
1180 struct iwl4965_lq_mngr lq_mngr
;
1182 /* Rate scaling data */
1183 s8 data_retry_limit
;
1186 wait_queue_head_t wait_command_queue
;
1188 int activity_timer_active
;
1190 /* Rx and Tx DMA processing queues */
1191 struct iwl4965_rx_queue rxq
;
1192 struct iwl4965_tx_queue txq
[IWL_MAX_NUM_QUEUES
];
1193 unsigned long txq_ctx_active_msk
;
1194 struct iwl4965_kw kw
; /* keep warm address */
1195 u32 scd_base_addr
; /* scheduler sram base address */
1197 unsigned long status
;
1200 int last_rx_rssi
; /* From Rx packet statisitics */
1201 int last_rx_noise
; /* From beacon statistics */
1203 struct iwl4965_power_mgr power_data
;
1205 struct iwl4965_notif_statistics statistics
;
1206 unsigned long last_statistics_time
;
1208 /* context information */
1209 u8 essid
[IW_ESSID_MAX_SIZE
];
1217 u8 mac_addr
[ETH_ALEN
];
1219 /*station table variables */
1220 spinlock_t sta_lock
;
1222 struct iwl4965_station_entry stations
[IWL_STATION_COUNT
];
1224 /* Indication if ieee80211_ops->open has been called */
1227 u8 mac80211_registered
;
1230 u32 notif_missed_beacons
;
1232 /* Rx'd packet timing information */
1233 u32 last_beacon_time
;
1236 /* Duplicate packet detection */
1239 unsigned long last_packet_time
;
1241 /* Hash table for finding stations in IBSS network */
1242 struct list_head ibss_mac_hash
[IWL_IBSS_MAC_HASH_SIZE
];
1245 struct iwl4965_eeprom eeprom
;
1249 struct sk_buff
*ibss_beacon
;
1251 /* Last Rx'd beacon timestamp */
1255 struct iwl4965_driver_hw_info hw_setting
;
1258 /* Current association information needed to configure the
1261 u16 assoc_capability
;
1264 #ifdef CONFIG_IWL4965_QOS
1265 struct iwl4965_qos_info qos_data
;
1266 #endif /*CONFIG_IWL4965_QOS */
1268 struct workqueue_struct
*workqueue
;
1270 struct work_struct up
;
1271 struct work_struct restart
;
1272 struct work_struct calibrated_work
;
1273 struct work_struct scan_completed
;
1274 struct work_struct rx_replenish
;
1275 struct work_struct rf_kill
;
1276 struct work_struct abort_scan
;
1277 struct work_struct update_link_led
;
1278 struct work_struct auth_work
;
1279 struct work_struct report_work
;
1280 struct work_struct request_scan
;
1281 struct work_struct beacon_update
;
1283 struct tasklet_struct irq_tasklet
;
1285 struct delayed_work init_alive_start
;
1286 struct delayed_work alive_start
;
1287 struct delayed_work activity_timer
;
1288 struct delayed_work thermal_periodic
;
1289 struct delayed_work gather_stats
;
1290 struct delayed_work scan_check
;
1291 struct delayed_work post_associate
;
1293 #define IWL_DEFAULT_TX_POWER 0x0F
1294 s8 user_txpower_limit
;
1295 s8 max_channel_txpower_limit
;
1301 #ifdef CONFIG_IWL4965_DEBUG
1302 /* debugging info */
1304 atomic_t restrict_refcnt
;
1307 struct work_struct txpower_work
;
1308 #ifdef CONFIG_IWL4965_SENSITIVITY
1309 struct work_struct sensitivity_work
;
1311 struct work_struct statistics_work
;
1312 struct timer_list statistics_periodic
;
1314 #ifdef CONFIG_IWL4965_HT_AGG
1315 struct work_struct agg_work
;
1317 }; /*iwl4965_priv */
1319 static inline int iwl4965_is_associated(struct iwl4965_priv
*priv
)
1321 return (priv
->active_rxon
.filter_flags
& RXON_FILTER_ASSOC_MSK
) ? 1 : 0;
1324 static inline int is_channel_valid(const struct iwl4965_channel_info
*ch_info
)
1326 if (ch_info
== NULL
)
1328 return (ch_info
->flags
& EEPROM_CHANNEL_VALID
) ? 1 : 0;
1331 static inline int is_channel_narrow(const struct iwl4965_channel_info
*ch_info
)
1333 return (ch_info
->flags
& EEPROM_CHANNEL_NARROW
) ? 1 : 0;
1336 static inline int is_channel_radar(const struct iwl4965_channel_info
*ch_info
)
1338 return (ch_info
->flags
& EEPROM_CHANNEL_RADAR
) ? 1 : 0;
1341 static inline u8
is_channel_a_band(const struct iwl4965_channel_info
*ch_info
)
1343 return ch_info
->phymode
== MODE_IEEE80211A
;
1346 static inline u8
is_channel_bg_band(const struct iwl4965_channel_info
*ch_info
)
1348 return ((ch_info
->phymode
== MODE_IEEE80211B
) ||
1349 (ch_info
->phymode
== MODE_IEEE80211G
));
1352 static inline int is_channel_passive(const struct iwl4965_channel_info
*ch
)
1354 return (!(ch
->flags
& EEPROM_CHANNEL_ACTIVE
)) ? 1 : 0;
1357 static inline int is_channel_ibss(const struct iwl4965_channel_info
*ch
)
1359 return ((ch
->flags
& EEPROM_CHANNEL_IBSS
)) ? 1 : 0;
1362 extern const struct iwl4965_channel_info
*iwl4965_get_channel_info(
1363 const struct iwl4965_priv
*priv
, int phymode
, u16 channel
);
1365 /* Requires full declaration of iwl4965_priv before including */
1366 #include "iwl-4965-io.h"
1368 #endif /* __iwl4965_4965_h__ */