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common.h
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1 /******************************************************************************
2  *
3  * Copyright(c) 2003 - 2011 Intel Corporation. All rights reserved.
4  *
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.
8  *
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
12  * more details.
13  *
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
17  *
18  * The full GNU General Public License is included in this distribution in the
19  * file called LICENSE.
20  *
21  * Contact Information:
22  * Intel Linux Wireless <[email protected]>
23  * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
24  *
25  *****************************************************************************/
26 #ifndef __il_core_h__
27 #define __il_core_h__
28 
29 #include <linux/interrupt.h>
30 #include <linux/pci.h> /* for struct pci_device_id */
31 #include <linux/kernel.h>
32 #include <linux/leds.h>
33 #include <linux/wait.h>
34 #include <linux/io.h>
35 #include <net/mac80211.h>
36 #include <net/ieee80211_radiotap.h>
37 
38 #include "commands.h"
39 #include "csr.h"
40 #include "prph.h"
41 
42 struct il_host_cmd;
43 struct il_cmd;
44 struct il_tx_queue;
45 
46 #define IL_ERR(f, a...) dev_err(&il->pci_dev->dev, f, ## a)
47 #define IL_WARN(f, a...) dev_warn(&il->pci_dev->dev, f, ## a)
48 #define IL_INFO(f, a...) dev_info(&il->pci_dev->dev, f, ## a)
49 
50 #define RX_QUEUE_SIZE 256
51 #define RX_QUEUE_MASK 255
52 #define RX_QUEUE_SIZE_LOG 8
53 
54 /*
55  * RX related structures and functions
56  */
57 #define RX_FREE_BUFFERS 64
58 #define RX_LOW_WATERMARK 8
59 
60 #define U32_PAD(n) ((4-(n))&0x3)
61 
62 /* CT-KILL constants */
63 #define CT_KILL_THRESHOLD_LEGACY 110 /* in Celsius */
64 
65 /* Default noise level to report when noise measurement is not available.
66  * This may be because we're:
67  * 1) Not associated (4965, no beacon stats being sent to driver)
68  * 2) Scanning (noise measurement does not apply to associated channel)
69  * 3) Receiving CCK (3945 delivers noise info only for OFDM frames)
70  * Use default noise value of -127 ... this is below the range of measurable
71  * Rx dBm for either 3945 or 4965, so it can indicate "unmeasurable" to user.
72  * Also, -127 works better than 0 when averaging frames with/without
73  * noise info (e.g. averaging might be done in app); measured dBm values are
74  * always negative ... using a negative value as the default keeps all
75  * averages within an s8's (used in some apps) range of negative values. */
76 #define IL_NOISE_MEAS_NOT_AVAILABLE (-127)
77 
78 /*
79  * RTS threshold here is total size [2347] minus 4 FCS bytes
80  * Per spec:
81  * a value of 0 means RTS on all data/management packets
82  * a value > max MSDU size means no RTS
83  * else RTS for data/management frames where MPDU is larger
84  * than RTS value.
85  */
86 #define DEFAULT_RTS_THRESHOLD 2347U
87 #define MIN_RTS_THRESHOLD 0U
88 #define MAX_RTS_THRESHOLD 2347U
89 #define MAX_MSDU_SIZE 2304U
90 #define MAX_MPDU_SIZE 2346U
91 #define DEFAULT_BEACON_INTERVAL 100U
92 #define DEFAULT_SHORT_RETRY_LIMIT 7U
93 #define DEFAULT_LONG_RETRY_LIMIT 4U
94 
95 struct il_rx_buf {
97  struct page *page;
98  struct list_head list;
99 };
100 
101 #define rxb_addr(r) page_address(r->page)
102 
103 /* defined below */
104 struct il_device_cmd;
105 
106 struct il_cmd_meta {
107  /* only for SYNC commands, iff the reply skb is wanted */
109  /*
110  * only for ASYNC commands
111  * (which is somewhat stupid -- look at common.c for instance
112  * which duplicates a bunch of code because the callback isn't
113  * invoked for SYNC commands, if it were and its result passed
114  * through it would be simpler...)
115  */
116  void (*callback) (struct il_priv *il, struct il_device_cmd *cmd,
117  struct il_rx_pkt *pkt);
118 
119  /* The CMD_SIZE_HUGE flag bit indicates that the command
120  * structure is stored at the end of the shared queue memory. */
122 
125 };
126 
127 /*
128  * Generic queue structure
129  *
130  * Contains common data for Rx and Tx queues
131  */
132 struct il_queue {
133  int n_bd; /* number of BDs in this queue */
134  int write_ptr; /* 1-st empty entry (idx) host_w */
135  int read_ptr; /* last used entry (idx) host_r */
136  /* use for monitoring and recovering the stuck queue */
137  dma_addr_t dma_addr; /* physical addr for BD's */
138  int n_win; /* safe queue win */
140  int low_mark; /* low watermark, resume queue if free
141  * space more than this */
142  int high_mark; /* high watermark, stop queue if free
143  * space less than this */
144 };
145 
161 #define TFD_TX_CMD_SLOTS 256
162 #define TFD_CMD_SLOTS 32
163 
164 struct il_tx_queue {
165  struct il_queue q;
166  void *tfds;
167  struct il_device_cmd **cmd;
168  struct il_cmd_meta *meta;
169  struct sk_buff **skbs;
170  unsigned long time_stamp;
175 };
176 
177 /*
178  * EEPROM access time values:
179  *
180  * Driver initiates EEPROM read by writing byte address << 1 to CSR_EEPROM_REG.
181  * Driver then polls CSR_EEPROM_REG for CSR_EEPROM_REG_READ_VALID_MSK (0x1).
182  * When polling, wait 10 uSec between polling loops, up to a maximum 5000 uSec.
183  * Driver reads 16-bit value from bits 31-16 of CSR_EEPROM_REG.
184  */
185 #define IL_EEPROM_ACCESS_TIMEOUT 5000 /* uSec */
186 
187 #define IL_EEPROM_SEM_TIMEOUT 10 /* microseconds */
188 #define IL_EEPROM_SEM_RETRY_LIMIT 1000 /* number of attempts (not time) */
189 
190 /*
191  * Regulatory channel usage flags in EEPROM struct il4965_eeprom_channel.flags.
192  *
193  * IBSS and/or AP operation is allowed *only* on those channels with
194  * (VALID && IBSS && ACTIVE && !RADAR). This restriction is in place because
195  * RADAR detection is not supported by the 4965 driver, but is a
196  * requirement for establishing a new network for legal operation on channels
197  * requiring RADAR detection or restricting ACTIVE scanning.
198  *
199  * NOTE: "WIDE" flag does not indicate anything about "HT40" 40 MHz channels.
200  * It only indicates that 20 MHz channel use is supported; HT40 channel
201  * usage is indicated by a separate set of regulatory flags for each
202  * HT40 channel pair.
203  *
204  * NOTE: Using a channel inappropriately will result in a uCode error!
205  */
206 #define IL_NUM_TX_CALIB_GROUPS 5
207 enum {
208  EEPROM_CHANNEL_VALID = (1 << 0), /* usable for this SKU/geo */
209  EEPROM_CHANNEL_IBSS = (1 << 1), /* usable as an IBSS channel */
210  /* Bit 2 Reserved */
211  EEPROM_CHANNEL_ACTIVE = (1 << 3), /* active scanning allowed */
212  EEPROM_CHANNEL_RADAR = (1 << 4), /* radar detection required */
213  EEPROM_CHANNEL_WIDE = (1 << 5), /* 20 MHz channel okay */
214  /* Bit 6 Reserved (was Narrow Channel) */
215  EEPROM_CHANNEL_DFS = (1 << 7), /* dynamic freq selection candidate */
216 };
217 
218 /* SKU Capabilities */
219 /* 3945 only */
220 #define EEPROM_SKU_CAP_SW_RF_KILL_ENABLE (1 << 0)
221 #define EEPROM_SKU_CAP_HW_RF_KILL_ENABLE (1 << 1)
222 
223 /* *regulatory* channel data format in eeprom, one for each channel.
224  * There are separate entries for HT40 (40 MHz) vs. normal (20 MHz) channels. */
226  u8 flags; /* EEPROM_CHANNEL_* flags copied from EEPROM */
227  s8 max_power_avg; /* max power (dBm) on this chnl, limit 31 */
228 } __packed;
229 
230 /* 3945 Specific */
231 #define EEPROM_3945_EEPROM_VERSION (0x2f)
232 
233 /* 4965 has two radio transmitters (and 3 radio receivers) */
234 #define EEPROM_TX_POWER_TX_CHAINS (2)
235 
236 /* 4965 has room for up to 8 sets of txpower calibration data */
237 #define EEPROM_TX_POWER_BANDS (8)
238 
239 /* 4965 factory calibration measures txpower gain settings for
240  * each of 3 target output levels */
241 #define EEPROM_TX_POWER_MEASUREMENTS (3)
242 
243 /* 4965 Specific */
244 /* 4965 driver does not work with txpower calibration version < 5 */
245 #define EEPROM_4965_TX_POWER_VERSION (5)
246 #define EEPROM_4965_EEPROM_VERSION (0x2f)
247 #define EEPROM_4965_CALIB_VERSION_OFFSET (2*0xB6) /* 2 bytes */
248 #define EEPROM_4965_CALIB_TXPOWER_OFFSET (2*0xE8) /* 48 bytes */
249 #define EEPROM_4965_BOARD_REVISION (2*0x4F) /* 2 bytes */
250 #define EEPROM_4965_BOARD_PBA (2*0x56+1) /* 9 bytes */
251 
252 /* 2.4 GHz */
253 extern const u8 il_eeprom_band_1[14];
254 
255 /*
256  * factory calibration data for one txpower level, on one channel,
257  * measured on one of the 2 tx chains (radio transmitter and associated
258  * antenna). EEPROM contains:
259  *
260  * 1) Temperature (degrees Celsius) of device when measurement was made.
261  *
262  * 2) Gain table idx used to achieve the target measurement power.
263  * This refers to the "well-known" gain tables (see 4965.h).
264  *
265  * 3) Actual measured output power, in half-dBm ("34" = 17 dBm).
266  *
267  * 4) RF power amplifier detector level measurement (not used).
268  */
270  u8 temperature; /* Device temperature (Celsius) */
271  u8 gain_idx; /* Index into gain table */
272  u8 actual_pow; /* Measured RF output power, half-dBm */
273  s8 pa_det; /* Power amp detector level (not used) */
274 } __packed;
275 
276 /*
277  * measurement set for one channel. EEPROM contains:
278  *
279  * 1) Channel number measured
280  *
281  * 2) Measurements for each of 3 power levels for each of 2 radio transmitters
282  * (a.k.a. "tx chains") (6 measurements altogether)
283  */
289 } __packed;
290 
291 /*
292  * txpower subband info.
293  *
294  * For each frequency subband, EEPROM contains the following:
295  *
296  * 1) First and last channels within range of the subband. "0" values
297  * indicate that this sample set is not being used.
298  *
299  * 2) Sample measurement sets for 2 channels close to the range endpoints.
300  */
302  u8 ch_from; /* channel number of lowest channel in subband */
303  u8 ch_to; /* channel number of highest channel in subband */
306 } __packed;
307 
308 /*
309  * txpower calibration info. EEPROM contains:
310  *
311  * 1) Factory-measured saturation power levels (maximum levels at which
312  * tx power amplifier can output a signal without too much distortion).
313  * There is one level for 2.4 GHz band and one for 5 GHz band. These
314  * values apply to all channels within each of the bands.
315  *
316  * 2) Factory-measured power supply voltage level. This is assumed to be
317  * constant (i.e. same value applies to all channels/bands) while the
318  * factory measurements are being made.
319  *
320  * 3) Up to 8 sets of factory-measured txpower calibration values.
321  * These are for different frequency ranges, since txpower gain
322  * characteristics of the analog radio circuitry vary with frequency.
323  *
324  * Not all sets need to be filled with data;
325  * struct il_eeprom_calib_subband_info contains range of channels
326  * (0 if unused) for each set of data.
327  */
329  u8 saturation_power24; /* half-dBm (e.g. "34" = 17 dBm) */
330  u8 saturation_power52; /* half-dBm */
331  __le16 voltage; /* signed */
333 } __packed;
334 
335 /* General */
336 #define EEPROM_DEVICE_ID (2*0x08) /* 2 bytes */
337 #define EEPROM_MAC_ADDRESS (2*0x15) /* 6 bytes */
338 #define EEPROM_BOARD_REVISION (2*0x35) /* 2 bytes */
339 #define EEPROM_BOARD_PBA_NUMBER (2*0x3B+1) /* 9 bytes */
340 #define EEPROM_VERSION (2*0x44) /* 2 bytes */
341 #define EEPROM_SKU_CAP (2*0x45) /* 2 bytes */
342 #define EEPROM_OEM_MODE (2*0x46) /* 2 bytes */
343 #define EEPROM_WOWLAN_MODE (2*0x47) /* 2 bytes */
344 #define EEPROM_RADIO_CONFIG (2*0x48) /* 2 bytes */
345 #define EEPROM_NUM_MAC_ADDRESS (2*0x4C) /* 2 bytes */
346 
347 /* The following masks are to be applied on EEPROM_RADIO_CONFIG */
348 #define EEPROM_RF_CFG_TYPE_MSK(x) (x & 0x3) /* bits 0-1 */
349 #define EEPROM_RF_CFG_STEP_MSK(x) ((x >> 2) & 0x3) /* bits 2-3 */
350 #define EEPROM_RF_CFG_DASH_MSK(x) ((x >> 4) & 0x3) /* bits 4-5 */
351 #define EEPROM_RF_CFG_PNUM_MSK(x) ((x >> 6) & 0x3) /* bits 6-7 */
352 #define EEPROM_RF_CFG_TX_ANT_MSK(x) ((x >> 8) & 0xF) /* bits 8-11 */
353 #define EEPROM_RF_CFG_RX_ANT_MSK(x) ((x >> 12) & 0xF) /* bits 12-15 */
354 
355 #define EEPROM_3945_RF_CFG_TYPE_MAX 0x0
356 #define EEPROM_4965_RF_CFG_TYPE_MAX 0x1
357 
358 /*
359  * Per-channel regulatory data.
360  *
361  * Each channel that *might* be supported by iwl has a fixed location
362  * in EEPROM containing EEPROM_CHANNEL_* usage flags (LSB) and max regulatory
363  * txpower (MSB).
364  *
365  * Entries immediately below are for 20 MHz channel width. HT40 (40 MHz)
366  * channels (only for 4965, not supported by 3945) appear later in the EEPROM.
367  *
368  * 2.4 GHz channels 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14
369  */
370 #define EEPROM_REGULATORY_SKU_ID (2*0x60) /* 4 bytes */
371 #define EEPROM_REGULATORY_BAND_1 (2*0x62) /* 2 bytes */
372 #define EEPROM_REGULATORY_BAND_1_CHANNELS (2*0x63) /* 28 bytes */
373 
374 /*
375  * 4.9 GHz channels 183, 184, 185, 187, 188, 189, 192, 196,
376  * 5.0 GHz channels 7, 8, 11, 12, 16
377  * (4915-5080MHz) (none of these is ever supported)
378  */
379 #define EEPROM_REGULATORY_BAND_2 (2*0x71) /* 2 bytes */
380 #define EEPROM_REGULATORY_BAND_2_CHANNELS (2*0x72) /* 26 bytes */
381 
382 /*
383  * 5.2 GHz channels 34, 36, 38, 40, 42, 44, 46, 48, 52, 56, 60, 64
384  * (5170-5320MHz)
385  */
386 #define EEPROM_REGULATORY_BAND_3 (2*0x7F) /* 2 bytes */
387 #define EEPROM_REGULATORY_BAND_3_CHANNELS (2*0x80) /* 24 bytes */
388 
389 /*
390  * 5.5 GHz channels 100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140
391  * (5500-5700MHz)
392  */
393 #define EEPROM_REGULATORY_BAND_4 (2*0x8C) /* 2 bytes */
394 #define EEPROM_REGULATORY_BAND_4_CHANNELS (2*0x8D) /* 22 bytes */
395 
396 /*
397  * 5.7 GHz channels 145, 149, 153, 157, 161, 165
398  * (5725-5825MHz)
399  */
400 #define EEPROM_REGULATORY_BAND_5 (2*0x98) /* 2 bytes */
401 #define EEPROM_REGULATORY_BAND_5_CHANNELS (2*0x99) /* 12 bytes */
402 
403 /*
404  * 2.4 GHz HT40 channels 1 (5), 2 (6), 3 (7), 4 (8), 5 (9), 6 (10), 7 (11)
405  *
406  * The channel listed is the center of the lower 20 MHz half of the channel.
407  * The overall center frequency is actually 2 channels (10 MHz) above that,
408  * and the upper half of each HT40 channel is centered 4 channels (20 MHz) away
409  * from the lower half; e.g. the upper half of HT40 channel 1 is channel 5,
410  * and the overall HT40 channel width centers on channel 3.
411  *
412  * NOTE: The RXON command uses 20 MHz channel numbers to specify the
413  * control channel to which to tune. RXON also specifies whether the
414  * control channel is the upper or lower half of a HT40 channel.
415  *
416  * NOTE: 4965 does not support HT40 channels on 2.4 GHz.
417  */
418 #define EEPROM_4965_REGULATORY_BAND_24_HT40_CHANNELS (2*0xA0) /* 14 bytes */
419 
420 /*
421  * 5.2 GHz HT40 channels 36 (40), 44 (48), 52 (56), 60 (64),
422  * 100 (104), 108 (112), 116 (120), 124 (128), 132 (136), 149 (153), 157 (161)
423  */
424 #define EEPROM_4965_REGULATORY_BAND_52_HT40_CHANNELS (2*0xA8) /* 22 bytes */
425 
426 #define EEPROM_REGULATORY_BAND_NO_HT40 (0)
427 
428 int il_eeprom_init(struct il_priv *il);
429 void il_eeprom_free(struct il_priv *il);
430 const u8 *il_eeprom_query_addr(const struct il_priv *il, size_t offset);
431 u16 il_eeprom_query16(const struct il_priv *il, size_t offset);
432 int il_init_channel_map(struct il_priv *il);
433 void il_free_channel_map(struct il_priv *il);
434 const struct il_channel_info *il_get_channel_info(const struct il_priv *il,
435  enum ieee80211_band band,
436  u16 channel);
437 
438 #define IL_NUM_SCAN_RATES (2)
439 
443 };
444 
447 };
448 
449 #define IL4965_MAX_RATE (33)
450 
452  /* maximum power level to prevent clipping for each rate, derived by
453  * us from this band's saturation power in EEPROM */
455 };
456 
457 /* current Tx power values to use, one for each rate for each channel.
458  * requested power is limited by:
459  * -- regulatory EEPROM limits for this channel
460  * -- hardware capabilities (clip-powers)
461  * -- spectrum management
462  * -- user preference (e.g. iwconfig)
463  * when requested power is set, base power idx must also be set. */
465  struct il3945_tx_power tpc; /* actual radio and DSP gain settings */
466  s8 power_table_idx; /* actual (compenst'd) idx into gain table */
467  s8 base_power_idx; /* gain idx for power at factory temp. */
468  s8 requested_power; /* power (dBm) requested for this chnl/rate */
469 };
470 
471 /* current scan Tx power values to use, one for each scan rate for each
472  * channel. */
474  struct il3945_tx_power tpc; /* actual radio and DSP gain settings */
475  s8 power_table_idx; /* actual (compenst'd) idx into gain table */
476  s8 requested_power; /* scan pwr (dBm) requested for chnl/rate */
477 };
478 
479 /*
480  * One for each channel, holds all channel setup data
481  * Some of the fields (e.g. eeprom and flags/max_power_avg) are redundant
482  * with one another!
483  */
487  struct il_eeprom_channel eeprom; /* EEPROM regulatory limit */
488  struct il_eeprom_channel ht40_eeprom; /* EEPROM regulatory limit for
489  * HT40 channel */
490 
491  u8 channel; /* channel number */
492  u8 flags; /* flags copied from EEPROM */
493  s8 max_power_avg; /* (dBm) regul. eeprom, normal Tx, any rate */
494  s8 curr_txpow; /* (dBm) regulatory/spectrum/user (not h/w) limit */
495  s8 min_power; /* always 0 */
496  s8 scan_power; /* (dBm) regul. eeprom, direct scans, any rate */
497 
498  u8 group_idx; /* 0-4, maps channel to group1/2/3/4/5 */
499  u8 band_idx; /* 0-4, maps channel to band1/2/3/4/5 */
501 
502  /* HT40 channel info */
503  s8 ht40_max_power_avg; /* (dBm) regul. eeprom, normal Tx, any rate */
504  u8 ht40_flags; /* flags copied from EEPROM */
505  u8 ht40_extension_channel; /* HT_IE_EXT_CHANNEL_* */
506 
507  /* Radio/DSP gain settings for each "normal" data Tx rate.
508  * These include, in addition to RF and DSP gain, a few fields for
509  * remembering/modifying gain settings (idxes). */
511 
512  /* Radio/DSP gain settings for each scan rate, for directed scans. */
514 };
515 
516 #define IL_TX_FIFO_BK 0 /* shared */
517 #define IL_TX_FIFO_BE 1
518 #define IL_TX_FIFO_VI 2 /* shared */
519 #define IL_TX_FIFO_VO 3
520 #define IL_TX_FIFO_UNUSED -1
521 
522 /* Minimum number of queues. MAX_NUM is defined in hw specific files.
523  * Set the minimum to accommodate the 4 standard TX queues, 1 command
524  * queue, 2 (unused) HCCA queues, and 4 HT queues (one for each AC) */
525 #define IL_MIN_NUM_QUEUES 10
526 
527 #define IL_DEFAULT_CMD_QUEUE_NUM 4
528 
529 #define IEEE80211_DATA_LEN 2304
530 #define IEEE80211_4ADDR_LEN 30
531 #define IEEE80211_HLEN (IEEE80211_4ADDR_LEN)
532 #define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN)
533 
534 struct il_frame {
535  union {
539  u8 cmd[360];
540  } u;
541  struct list_head list;
542 };
543 
544 #define SEQ_TO_SN(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4)
545 #define SN_TO_SEQ(ssn) (((ssn) << 4) & IEEE80211_SCTL_SEQ)
546 #define MAX_SN ((IEEE80211_SCTL_SEQ) >> 4)
547 
548 enum {
549  CMD_SYNC = 0,
552  CMD_SIZE_HUGE = (1 << 0),
553  CMD_ASYNC = (1 << 1),
554  CMD_WANT_SKB = (1 << 2),
555  CMD_MAPPED = (1 << 3),
556 };
557 
558 #define DEF_CMD_PAYLOAD_SIZE 320
559 
568  struct il_cmd_header hdr; /* uCode API */
569  union {
574  struct il_tx_cmd tx;
576  } __packed cmd;
577 } __packed;
578 
579 #define TFD_MAX_PAYLOAD_SIZE (sizeof(struct il_device_cmd))
580 
581 struct il_host_cmd {
582  const void *data;
583  unsigned long reply_page;
584  void (*callback) (struct il_priv *il, struct il_device_cmd *cmd,
585  struct il_rx_pkt *pkt);
589 };
590 
591 #define SUP_RATE_11A_MAX_NUM_CHANNELS 8
592 #define SUP_RATE_11B_MAX_NUM_CHANNELS 4
593 #define SUP_RATE_11G_MAX_NUM_CHANNELS 12
594 
610 struct il_rx_queue {
625 };
626 
627 #define IL_SUPPORTED_RATES_IE_LEN 8
628 
629 #define MAX_TID_COUNT 9
630 
631 #define IL_INVALID_RATE 0xFF
632 #define IL_INVALID_VALUE -1
633 
648 struct il_ht_agg {
655 #define IL_AGG_OFF 0
656 #define IL_AGG_ON 1
657 #define IL_EMPTYING_HW_QUEUE_ADDBA 2
658 #define IL_EMPTYING_HW_QUEUE_DELBA 3
660 };
661 
662 struct il_tid_data {
663  u16 seq_number; /* 4965 only */
665  struct il_ht_agg agg;
666 };
667 
668 struct il_hw_key {
670  int keylen;
672  u8 key[32];
673 };
674 
677  struct {
680  };
681 };
682 
683 #define CFG_HT_RX_AMPDU_FACTOR_8K (0x0)
684 #define CFG_HT_RX_AMPDU_FACTOR_16K (0x1)
685 #define CFG_HT_RX_AMPDU_FACTOR_32K (0x2)
686 #define CFG_HT_RX_AMPDU_FACTOR_64K (0x3)
687 #define CFG_HT_RX_AMPDU_FACTOR_DEF CFG_HT_RX_AMPDU_FACTOR_64K
688 #define CFG_HT_RX_AMPDU_FACTOR_MAX CFG_HT_RX_AMPDU_FACTOR_64K
689 #define CFG_HT_RX_AMPDU_FACTOR_MIN CFG_HT_RX_AMPDU_FACTOR_8K
690 
691 /*
692  * Maximal MPDU density for TX aggregation
693  * 4 - 2us density
694  * 5 - 4us density
695  * 6 - 8us density
696  * 7 - 16us density
697  */
698 #define CFG_HT_MPDU_DENSITY_2USEC (0x4)
699 #define CFG_HT_MPDU_DENSITY_4USEC (0x5)
700 #define CFG_HT_MPDU_DENSITY_8USEC (0x6)
701 #define CFG_HT_MPDU_DENSITY_16USEC (0x7)
702 #define CFG_HT_MPDU_DENSITY_DEF CFG_HT_MPDU_DENSITY_4USEC
703 #define CFG_HT_MPDU_DENSITY_MAX CFG_HT_MPDU_DENSITY_16USEC
704 #define CFG_HT_MPDU_DENSITY_MIN (0x1)
705 
706 struct il_ht_config {
708  enum ieee80211_smps_mode smps; /* current smps mode */
709 };
710 
711 /* QoS structures */
712 struct il_qos_info {
715 };
716 
717 /*
718  * Structure should be accessed with sta_lock held. When station addition
719  * is in progress (IL_STA_UCODE_INPROGRESS) it is possible to access only
720  * the commands (il_addsta_cmd and il_link_quality_cmd) without
721  * sta_lock held.
722  */
729 };
730 
733 };
734 
741 struct il_vif_priv {
743 };
744 
745 /* one for each uCode image (inst/data, boot/init/runtime) */
746 struct fw_desc {
747  void *v_addr; /* access by driver */
748  dma_addr_t p_addr; /* access by card's busmaster DMA */
749  u32 len; /* bytes */
750 };
751 
752 /* uCode file layout */
754  __le32 ver; /* major/minor/API/serial */
755  struct {
756  __le32 inst_size; /* bytes of runtime code */
757  __le32 data_size; /* bytes of runtime data */
758  __le32 init_size; /* bytes of init code */
759  __le32 init_data_size; /* bytes of init data */
760  __le32 boot_size; /* bytes of bootstrap code */
761  u8 data[0]; /* in same order as sizes */
762  } v1;
763 };
764 
769  unsigned long packet_time;
770  struct list_head list;
771 };
772 
776 
779 
784 
789 
794 
798 };
799 
800 #define KELVIN_TO_CELSIUS(x) ((x)-273)
801 #define CELSIUS_TO_KELVIN(x) ((x)+273)
802 
825 struct il_hw_params {
841  u8 max_beacon_itrvl; /* in 1024 ms */
845  u32 ct_kill_threshold; /* value in hw-dependent units */
848 };
849 
850 /******************************************************************************
851  *
852  * Functions implemented in core module which are forward declared here
853  * for use by iwl-[4-5].c
854  *
855  * NOTE: The implementation of these functions are not hardware specific
856  * which is why they are in the core module files.
857  *
858  * Naming convention --
859  * il_ <-- Is part of iwlwifi
860  * iwlXXXX_ <-- Hardware specific (implemented in iwl-XXXX.c for XXXX)
861  * il4965_bg_ <-- Called from work queue context
862  * il4965_mac_ <-- mac80211 callback
863  *
864  ****************************************************************************/
865 extern void il4965_update_chain_flags(struct il_priv *il);
866 extern const u8 il_bcast_addr[ETH_ALEN];
867 extern int il_queue_space(const struct il_queue *q);
868 static inline int
869 il_queue_used(const struct il_queue *q, int i)
870 {
871  return q->write_ptr >= q->read_ptr ? (i >= q->read_ptr &&
872  i < q->write_ptr) : !(i <
873  q->read_ptr
874  && i >=
875  q->
876  write_ptr);
877 }
878 
879 static inline u8
880 il_get_cmd_idx(struct il_queue *q, u32 idx, int is_huge)
881 {
882  /*
883  * This is for init calibration result and scan command which
884  * required buffer > TFD_MAX_PAYLOAD_SIZE,
885  * the big buffer at end of command array
886  */
887  if (is_huge)
888  return q->n_win; /* must be power of 2 */
889 
890  /* Otherwise, use normal size buffers */
891  return idx & (q->n_win - 1);
892 }
893 
894 struct il_dma_ptr {
896  void *addr;
897  size_t size;
898 };
899 
900 #define IL_OPERATION_MODE_AUTO 0
901 #define IL_OPERATION_MODE_HT_ONLY 1
902 #define IL_OPERATION_MODE_MIXED 2
903 #define IL_OPERATION_MODE_20MHZ 3
904 
905 #define IL_TX_CRC_SIZE 4
906 #define IL_TX_DELIMITER_SIZE 4
907 
908 #define TX_POWER_IL_ILLEGAL_VOLTAGE -10000
909 
910 /* Sensitivity and chain noise calibration */
911 #define INITIALIZATION_VALUE 0xFFFF
912 #define IL4965_CAL_NUM_BEACONS 20
913 #define IL_CAL_NUM_BEACONS 16
914 #define MAXIMUM_ALLOWED_PATHLOSS 15
915 
916 #define CHAIN_NOISE_MAX_DELTA_GAIN_CODE 3
917 
918 #define MAX_FA_OFDM 50
919 #define MIN_FA_OFDM 5
920 #define MAX_FA_CCK 50
921 #define MIN_FA_CCK 5
922 
923 #define AUTO_CORR_STEP_OFDM 1
924 
925 #define AUTO_CORR_STEP_CCK 3
926 #define AUTO_CORR_MAX_TH_CCK 160
927 
928 #define NRG_DIFF 2
929 #define NRG_STEP_CCK 2
930 #define NRG_MARGIN 8
931 #define MAX_NUMBER_CCK_NO_FA 100
932 
933 #define AUTO_CORR_CCK_MIN_VAL_DEF (125)
934 
935 #define CHAIN_A 0
936 #define CHAIN_B 1
937 #define CHAIN_C 2
938 #define CHAIN_NOISE_DELTA_GAIN_INIT_VAL 4
939 #define ALL_BAND_FILTER 0xFF00
940 #define IN_BAND_FILTER 0xFF
941 #define MIN_AVERAGE_NOISE_MAX_VALUE 0xFFFFFFFF
942 
943 #define NRG_NUM_PREV_STAT_L 20
944 #define NUM_RX_CHAINS 3
945 
950 };
951 
953  IL_CHAIN_NOISE_ALIVE = 0, /* must be 0 */
957 };
958 
963 };
964 
965 /* Sensitivity calib data */
973 
978 
990 
994 };
995 
996 /* Chain noise (differential Rx gain) calib data */
1010 };
1011 
1012 #define EEPROM_SEM_TIMEOUT 10 /* milliseconds */
1013 #define EEPROM_SEM_RETRY_LIMIT 1000 /* number of attempts (not time) */
1014 
1015 #define IL_TRAFFIC_ENTRIES (256)
1016 #define IL_TRAFFIC_ENTRY_SIZE (64)
1017 
1018 enum {
1019  MEASUREMENT_READY = (1 << 0),
1021 };
1022 
1023 /* interrupt stats */
1024 struct isr_stats {
1037 };
1038 
1039 /* management stats */
1054 };
1055 /* control stats */
1066 };
1067 
1069 #ifdef CONFIG_IWLEGACY_DEBUGFS
1071  u32 ctrl[CONTROL_MAX];
1072  u32 data_cnt;
1073  u64 data_bytes;
1074 #endif
1075 };
1076 
1077 /*
1078  * host interrupt timeout value
1079  * used with setting interrupt coalescing timer
1080  * the CSR_INT_COALESCING is an 8 bit register in 32-usec unit
1081  *
1082  * default interrupt coalescing timer is 64 x 32 = 2048 usecs
1083  * default interrupt coalescing calibration timer is 16 x 32 = 512 usecs
1084  */
1085 #define IL_HOST_INT_TIMEOUT_MAX (0xFF)
1086 #define IL_HOST_INT_TIMEOUT_DEF (0x40)
1087 #define IL_HOST_INT_TIMEOUT_MIN (0x0)
1088 #define IL_HOST_INT_CALIB_TIMEOUT_MAX (0xFF)
1089 #define IL_HOST_INT_CALIB_TIMEOUT_DEF (0x10)
1090 #define IL_HOST_INT_CALIB_TIMEOUT_MIN (0x0)
1091 
1092 #define IL_DELAY_NEXT_FORCE_FW_RELOAD (HZ*5)
1093 
1094 /* TX queue watchdog timeouts in mSecs */
1095 #define IL_DEF_WD_TIMEOUT (2000)
1096 #define IL_LONG_WD_TIMEOUT (10000)
1097 #define IL_MAX_WD_TIMEOUT (120000)
1098 
1103  unsigned long reset_duration;
1105 };
1106 
1107 /* extend beacon time format bit shifting */
1108 /*
1109  * for _3945 devices
1110  * bits 31:24 - extended
1111  * bits 23:0 - interval
1112  */
1113 #define IL3945_EXT_BEACON_TIME_POS 24
1114 /*
1115  * for _4965 devices
1116  * bits 31:22 - extended
1117  * bits 21:0 - interval
1118  */
1119 #define IL4965_EXT_BEACON_TIME_POS 22
1120 
1123 };
1124 
1129  bool pci_pm;
1130 };
1131 
1132 struct il_priv {
1133  struct ieee80211_hw *hw;
1136 
1137  struct il_cfg *cfg;
1138  const struct il_ops *ops;
1139 #ifdef CONFIG_IWLEGACY_DEBUGFS
1140  const struct il_debugfs_ops *debugfs_ops;
1141 #endif
1142 
1143  /* temporary frame storage list */
1146 
1149 
1150  void (*handlers[IL_CN_MAX]) (struct il_priv *il,
1151  struct il_rx_buf *rxb);
1152 
1154 
1155  /* spectrum measurement report caching */
1158 
1159  /* ucode beacon time */
1162 
1163  /* track IBSS manager (last beacon) status */
1165 
1166  /* force reset */
1168 
1169  /* we allocate array of il_channel_info for NIC's valid channels.
1170  * Access via channel # using indirect idx array */
1171  struct il_channel_info *channel_info; /* channel info array */
1172  u8 channel_count; /* # of channels */
1173 
1174  /* thermal calibration */
1175  s32 temperature; /* degrees Kelvin */
1177 
1178  /* Scan related variables */
1179  unsigned long scan_start;
1180  unsigned long scan_start_tsf;
1181  void *scan_cmd;
1187 
1188  /* spinlock */
1189  spinlock_t lock; /* protect general shared data */
1190  spinlock_t hcmd_lock; /* protect hcmd */
1191  spinlock_t reg_lock; /* protect hw register access */
1192  struct mutex mutex;
1193 
1194  /* basic pci-network driver stuff */
1195  struct pci_dev *pci_dev;
1196 
1197  /* pci hardware address support */
1202 
1203  /* command queue number */
1205 
1206  /* max number of station keys */
1208 
1209  /* EEPROM MAC addresses */
1211 
1212  /* uCode images, save to reload in case of failure */
1213  int fw_idx; /* firmware we're trying to load */
1214  u32 ucode_ver; /* version of ucode, copy of
1215  il_ucode.ver */
1216  struct fw_desc ucode_code; /* runtime inst */
1217  struct fw_desc ucode_data; /* runtime data original */
1218  struct fw_desc ucode_data_backup; /* runtime data save/restore */
1219  struct fw_desc ucode_init; /* initialization inst */
1220  struct fw_desc ucode_init_data; /* initialization data */
1221  struct fw_desc ucode_boot; /* bootstrap inst */
1223  u8 ucode_write_complete; /* the image write is complete */
1224  char firmware_name[25];
1225 
1227 
1229 
1230  struct {
1231  bool enabled;
1232  bool is_40mhz;
1236  } ht;
1237 
1238  /*
1239  * We declare this const so it can only be
1240  * changed via explicit cast within the
1241  * routines that actually update the physical
1242  * hardware.
1243  */
1244  const struct il_rxon_cmd active;
1246 
1248 
1250 
1251  /* 1st responses from initialize and runtime uCode images.
1252  * _4965's initialize alive response contains some calibration data. */
1255 
1257 
1262 
1264 
1265  /* Rate scaling data */
1267 
1269 
1271 
1272  /* Rx and Tx DMA processing queues */
1274  struct il_tx_queue *txq;
1275  unsigned long txq_ctx_active_msk;
1276  struct il_dma_ptr kw; /* keep warm address */
1278 
1279  u32 scd_base_addr; /* scheduler sram base address */
1280 
1281  unsigned long status;
1282 
1283  /* counts mgmt, ctl, and data packets */
1286 
1287  /* counts interrupts */
1289 
1291 
1292  /* context information */
1293  u8 bssid[ETH_ALEN]; /* used only on 3945 but filled by core */
1294 
1295  /* station table variables */
1296 
1297  /* Note: if lock and sta_lock are needed, lock must be acquired first */
1301  unsigned long ucode_key_table;
1302 
1303  /* queue refcounts */
1304 #define IL_MAX_HW_QUEUES 32
1306  /* for each AC */
1308 
1309  /* Indication if ieee80211_ops->open has been called */
1311 
1313 
1314  /* eeprom -- this is in the card's little endian byte order */
1317 
1319 
1320  /* Last Rx'd beacon timestamp */
1322 
1323  union {
1324 #if defined(CONFIG_IWL3945) || defined(CONFIG_IWL3945_MODULE)
1325  struct {
1326  void *shared_virt;
1327  dma_addr_t shared_phys;
1328 
1329  struct delayed_work thermal_periodic;
1330  struct delayed_work rfkill_poll;
1331 
1332  struct il3945_notif_stats stats;
1333 #ifdef CONFIG_IWLEGACY_DEBUGFS
1334  struct il3945_notif_stats accum_stats;
1335  struct il3945_notif_stats delta_stats;
1336  struct il3945_notif_stats max_delta;
1337 #endif
1338 
1339  u32 sta_supp_rates;
1340  int last_rx_rssi; /* From Rx packet stats */
1341 
1342  /* Rx'd packet timing information */
1343  u32 last_beacon_time;
1344  u64 last_tsf;
1345 
1346  /*
1347  * each calibration channel group in the
1348  * EEPROM has a derived clip setting for
1349  * each rate.
1350  */
1351  const struct il3945_clip_group clip_groups[5];
1352 
1353  } _3945;
1354 #endif
1355 #if defined(CONFIG_IWL4965) || defined(CONFIG_IWL4965_MODULE)
1356  struct {
1357  struct il_rx_phy_res last_phy_res;
1358  bool last_phy_res_valid;
1359 
1360  struct completion firmware_loading_complete;
1361 
1362  /*
1363  * chain noise reset and gain commands are the
1364  * two extra calibration commands follows the standard
1365  * phy calibration commands
1366  */
1367  u8 phy_calib_chain_noise_reset_cmd;
1368  u8 phy_calib_chain_noise_gain_cmd;
1369 
1370  u8 key_mapping_keys;
1371  struct il_wep_key wep_keys[WEP_KEYS_MAX];
1372 
1373  struct il_notif_stats stats;
1374 #ifdef CONFIG_IWLEGACY_DEBUGFS
1375  struct il_notif_stats accum_stats;
1376  struct il_notif_stats delta_stats;
1377  struct il_notif_stats max_delta;
1378 #endif
1379 
1380  } _4965;
1381 #endif
1382  };
1383 
1385 
1387 
1389 
1394 
1397 
1399 
1401 
1405 
1406  /* TX Power */
1410 
1411 #ifdef CONFIG_IWLEGACY_DEBUG
1412  /* debugging info */
1413  u32 debug_level; /* per device debugging will override global
1414  il_debug_level if set */
1415 #endif /* CONFIG_IWLEGACY_DEBUG */
1416 #ifdef CONFIG_IWLEGACY_DEBUGFS
1417  /* debugfs */
1418  u16 tx_traffic_idx;
1419  u16 rx_traffic_idx;
1420  u8 *tx_traffic;
1421  u8 *rx_traffic;
1422  struct dentry *debugfs_dir;
1423  u32 dbgfs_sram_offset, dbgfs_sram_len;
1424  bool disable_ht40;
1425 #endif /* CONFIG_IWLEGACY_DEBUGFS */
1426 
1434  bool hw_ready;
1435 
1437  unsigned long blink_on, blink_off;
1439 }; /*il_priv */
1440 
1441 static inline void
1442 il_txq_ctx_activate(struct il_priv *il, int txq_id)
1443 {
1444  set_bit(txq_id, &il->txq_ctx_active_msk);
1445 }
1446 
1447 static inline void
1448 il_txq_ctx_deactivate(struct il_priv *il, int txq_id)
1449 {
1450  clear_bit(txq_id, &il->txq_ctx_active_msk);
1451 }
1452 
1453 static inline int
1454 il_is_associated(struct il_priv *il)
1455 {
1456  return (il->active.filter_flags & RXON_FILTER_ASSOC_MSK) ? 1 : 0;
1457 }
1458 
1459 static inline int
1460 il_is_any_associated(struct il_priv *il)
1461 {
1462  return il_is_associated(il);
1463 }
1464 
1465 static inline int
1466 il_is_channel_valid(const struct il_channel_info *ch_info)
1467 {
1468  if (ch_info == NULL)
1469  return 0;
1470  return (ch_info->flags & EEPROM_CHANNEL_VALID) ? 1 : 0;
1471 }
1472 
1473 static inline int
1474 il_is_channel_radar(const struct il_channel_info *ch_info)
1475 {
1476  return (ch_info->flags & EEPROM_CHANNEL_RADAR) ? 1 : 0;
1477 }
1478 
1479 static inline u8
1480 il_is_channel_a_band(const struct il_channel_info *ch_info)
1481 {
1482  return ch_info->band == IEEE80211_BAND_5GHZ;
1483 }
1484 
1485 static inline int
1486 il_is_channel_passive(const struct il_channel_info *ch)
1487 {
1488  return (!(ch->flags & EEPROM_CHANNEL_ACTIVE)) ? 1 : 0;
1489 }
1490 
1491 static inline int
1492 il_is_channel_ibss(const struct il_channel_info *ch)
1493 {
1494  return (ch->flags & EEPROM_CHANNEL_IBSS) ? 1 : 0;
1495 }
1496 
1497 static inline void
1498 __il_free_pages(struct il_priv *il, struct page *page)
1499 {
1500  __free_pages(page, il->hw_params.rx_page_order);
1501  il->alloc_rxb_page--;
1502 }
1503 
1504 static inline void
1505 il_free_pages(struct il_priv *il, unsigned long page)
1506 {
1507  free_pages(page, il->hw_params.rx_page_order);
1508  il->alloc_rxb_page--;
1509 }
1510 
1511 #define IWLWIFI_VERSION "in-tree:"
1512 #define DRV_COPYRIGHT "Copyright(c) 2003-2011 Intel Corporation"
1513 #define DRV_AUTHOR "<[email protected]>"
1514 
1515 #define IL_PCI_DEVICE(dev, subdev, cfg) \
1516  .vendor = PCI_VENDOR_ID_INTEL, .device = (dev), \
1517  .subvendor = PCI_ANY_ID, .subdevice = (subdev), \
1518  .driver_data = (kernel_ulong_t)&(cfg)
1519 
1520 #define TIME_UNIT 1024
1521 
1522 #define IL_SKU_G 0x1
1523 #define IL_SKU_A 0x2
1524 #define IL_SKU_N 0x8
1525 
1526 #define IL_CMD(x) case x: return #x
1527 
1528 /* Size of one Rx buffer in host DRAM */
1529 #define IL_RX_BUF_SIZE_3K (3 * 1000) /* 3945 only */
1530 #define IL_RX_BUF_SIZE_4K (4 * 1024)
1531 #define IL_RX_BUF_SIZE_8K (8 * 1024)
1532 
1533 #ifdef CONFIG_IWLEGACY_DEBUGFS
1534 struct il_debugfs_ops {
1535  ssize_t(*rx_stats_read) (struct file *file, char __user *user_buf,
1536  size_t count, loff_t *ppos);
1537  ssize_t(*tx_stats_read) (struct file *file, char __user *user_buf,
1538  size_t count, loff_t *ppos);
1539  ssize_t(*general_stats_read) (struct file *file,
1540  char __user *user_buf, size_t count,
1541  loff_t *ppos);
1542 };
1543 #endif
1544 
1545 struct il_ops {
1546  /* Handling TX */
1548  struct il_tx_queue *txq,
1549  u16 byte_cnt);
1551  struct il_tx_queue *txq, dma_addr_t addr,
1552  u16 len, u8 reset, u8 pad);
1553  void (*txq_free_tfd) (struct il_priv *il, struct il_tx_queue *txq);
1554  int (*txq_init) (struct il_priv *il, struct il_tx_queue *txq);
1555  /* alive notification after init uCode load */
1556  void (*init_alive_start) (struct il_priv *il);
1557  /* check validity of rtc data address */
1559  /* 1st ucode load */
1560  int (*load_ucode) (struct il_priv *il);
1561 
1563  int (*dump_fh) (struct il_priv *il, char **buf, bool display);
1565  struct ieee80211_channel_switch *ch_switch);
1566  /* power management */
1567  int (*apm_init) (struct il_priv *il);
1568 
1569  /* tx power */
1570  int (*send_tx_power) (struct il_priv *il);
1572 
1573  /* eeprom operations */
1576 
1577  int (*rxon_assoc) (struct il_priv *il);
1578  int (*commit_rxon) (struct il_priv *il);
1579  void (*set_rxon_chain) (struct il_priv *il);
1580 
1581  u16(*get_hcmd_size) (u8 cmd_id, u16 len);
1583 
1584  int (*request_scan) (struct il_priv *il, struct ieee80211_vif *vif);
1585  void (*post_scan) (struct il_priv *il);
1586  void (*post_associate) (struct il_priv *il);
1587  void (*config_ap) (struct il_priv *il);
1588  /* station management */
1591  struct ieee80211_vif *vif, bool add);
1592 
1593  int (*send_led_cmd) (struct il_priv *il, struct il_led_cmd *led_cmd);
1594 };
1595 
1597  int sw_crypto; /* def: 0 = using hardware encryption */
1598  int disable_hw_scan; /* def: 0 = use h/w scan */
1599  int num_of_queues; /* def: HW dependent */
1600  int disable_11n; /* def: 0 = 11n capabilities enabled */
1601  int amsdu_size_8K; /* def: 1 = enable 8K amsdu size */
1602  int antenna; /* def: 0 = both antennas (use diversity) */
1603  int restart_fw; /* def: 1 = restart firmware */
1604 };
1605 
1606 #define IL_LED_SOLID 11
1607 #define IL_DEF_LED_INTRVL cpu_to_le32(1000)
1608 
1609 #define IL_LED_ACTIVITY (0<<1)
1610 #define IL_LED_LINK (1<<1)
1611 
1612 /*
1613  * LED mode
1614  * IL_LED_DEFAULT: use device default
1615  * IL_LED_RF_STATE: turn LED on/off based on RF state
1616  * LED ON = RF ON
1617  * LED OFF = RF OFF
1618  * IL_LED_BLINK: adjust led blink rate based on blink table
1619  */
1624 };
1625 
1626 void il_leds_init(struct il_priv *il);
1627 void il_leds_exit(struct il_priv *il);
1628 
1660 struct il_cfg {
1661  /* params specific to an individual device within a device family */
1662  const char *name;
1663  const char *fw_name_pre;
1664  const unsigned int ucode_api_max;
1665  const unsigned int ucode_api_min;
1668  unsigned int sku;
1671  /* module based parameters which can be set from modprobe cmd */
1672  const struct il_mod_params *mod_params;
1673  /* params not likely to change within a device family */
1674  struct il_base_params *base_params;
1675  /* params likely to change within a device family */
1678 
1680  int num_of_queues; /* def: HW dependent */
1681  int num_of_ampdu_queues; /* def: HW dependent */
1682  /* for il_apm_init() */
1684  bool set_l0s;
1685  bool use_bsm;
1686 
1689  unsigned int wd_timeout;
1691  const bool ucode_tracing;
1694 
1696 };
1697 
1698 /***************************
1699  * L i b *
1700  ***************************/
1701 
1702 int il_mac_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1703  u16 queue, const struct ieee80211_tx_queue_params *params);
1705 
1706 void il_set_rxon_hwcrypto(struct il_priv *il, int hw_decrypt);
1707 int il_check_rxon_cmd(struct il_priv *il);
1708 int il_full_rxon_required(struct il_priv *il);
1709 int il_set_rxon_channel(struct il_priv *il, struct ieee80211_channel *ch);
1710 void il_set_flags_for_band(struct il_priv *il, enum ieee80211_band band,
1711  struct ieee80211_vif *vif);
1712 u8 il_get_single_channel_number(struct il_priv *il, enum ieee80211_band band);
1713 void il_set_rxon_ht(struct il_priv *il, struct il_ht_config *ht_conf);
1714 bool il_is_ht40_tx_allowed(struct il_priv *il,
1715  struct ieee80211_sta_ht_cap *ht_cap);
1716 void il_connection_init_rx_config(struct il_priv *il);
1717 void il_set_rate(struct il_priv *il);
1718 int il_set_decrypted_flag(struct il_priv *il, struct ieee80211_hdr *hdr,
1719  u32 decrypt_res, struct ieee80211_rx_status *stats);
1720 void il_irq_handle_error(struct il_priv *il);
1721 int il_mac_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif);
1723  struct ieee80211_vif *vif);
1724 int il_mac_change_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1725  enum nl80211_iftype newtype, bool newp2p);
1726 int il_alloc_txq_mem(struct il_priv *il);
1727 void il_free_txq_mem(struct il_priv *il);
1728 
1729 #ifdef CONFIG_IWLEGACY_DEBUGFS
1730 extern void il_update_stats(struct il_priv *il, bool is_tx, __le16 fc, u16 len);
1731 #else
1732 static inline void
1733 il_update_stats(struct il_priv *il, bool is_tx, __le16 fc, u16 len)
1734 {
1735 }
1736 #endif
1737 
1738 /*****************************************************
1739  * Handlers
1740  ***************************************************/
1741 void il_hdl_pm_sleep(struct il_priv *il, struct il_rx_buf *rxb);
1742 void il_hdl_pm_debug_stats(struct il_priv *il, struct il_rx_buf *rxb);
1743 void il_hdl_error(struct il_priv *il, struct il_rx_buf *rxb);
1744 void il_hdl_csa(struct il_priv *il, struct il_rx_buf *rxb);
1745 
1746 /*****************************************************
1747 * RX
1748 ******************************************************/
1749 void il_cmd_queue_unmap(struct il_priv *il);
1750 void il_cmd_queue_free(struct il_priv *il);
1751 int il_rx_queue_alloc(struct il_priv *il);
1752 void il_rx_queue_update_write_ptr(struct il_priv *il, struct il_rx_queue *q);
1753 int il_rx_queue_space(const struct il_rx_queue *q);
1754 void il_tx_cmd_complete(struct il_priv *il, struct il_rx_buf *rxb);
1755 
1756 void il_hdl_spectrum_measurement(struct il_priv *il, struct il_rx_buf *rxb);
1757 void il_recover_from_stats(struct il_priv *il, struct il_rx_pkt *pkt);
1758 void il_chswitch_done(struct il_priv *il, bool is_success);
1759 
1760 /*****************************************************
1761 * TX
1762 ******************************************************/
1763 extern void il_txq_update_write_ptr(struct il_priv *il, struct il_tx_queue *txq);
1764 extern int il_tx_queue_init(struct il_priv *il, u32 txq_id);
1765 extern void il_tx_queue_reset(struct il_priv *il, u32 txq_id);
1766 extern void il_tx_queue_unmap(struct il_priv *il, int txq_id);
1767 extern void il_tx_queue_free(struct il_priv *il, int txq_id);
1768 extern void il_setup_watchdog(struct il_priv *il);
1769 /*****************************************************
1770  * TX power
1771  ****************************************************/
1772 int il_set_tx_power(struct il_priv *il, s8 tx_power, bool force);
1773 
1774 /*******************************************************************************
1775  * Rate
1776  ******************************************************************************/
1777 
1778 u8 il_get_lowest_plcp(struct il_priv *il);
1779 
1780 /*******************************************************************************
1781  * Scanning
1782  ******************************************************************************/
1783 void il_init_scan_params(struct il_priv *il);
1784 int il_scan_cancel(struct il_priv *il);
1785 int il_scan_cancel_timeout(struct il_priv *il, unsigned long ms);
1786 void il_force_scan_end(struct il_priv *il);
1787 int il_mac_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1788  struct cfg80211_scan_request *req);
1789 void il_internal_short_hw_scan(struct il_priv *il);
1790 int il_force_reset(struct il_priv *il, bool external);
1791 u16 il_fill_probe_req(struct il_priv *il, struct ieee80211_mgmt *frame,
1792  const u8 *ta, const u8 *ie, int ie_len, int left);
1793 void il_setup_rx_scan_handlers(struct il_priv *il);
1794 u16 il_get_active_dwell_time(struct il_priv *il, enum ieee80211_band band,
1795  u8 n_probes);
1796 u16 il_get_passive_dwell_time(struct il_priv *il, enum ieee80211_band band,
1797  struct ieee80211_vif *vif);
1798 void il_setup_scan_deferred_work(struct il_priv *il);
1799 void il_cancel_scan_deferred_work(struct il_priv *il);
1800 
1801 /* For faster active scanning, scan will move to the next channel if fewer than
1802  * PLCP_QUIET_THRESH packets are heard on this channel within
1803  * ACTIVE_QUIET_TIME after sending probe request. This shortens the dwell
1804  * time if it's a quiet channel (nothing responded to our probe, and there's
1805  * no other traffic).
1806  * Disable "quiet" feature by setting PLCP_QUIET_THRESH to 0. */
1807 #define IL_ACTIVE_QUIET_TIME cpu_to_le16(10) /* msec */
1808 #define IL_PLCP_QUIET_THRESH cpu_to_le16(1) /* packets */
1809 
1810 #define IL_SCAN_CHECK_WATCHDOG (HZ * 7)
1811 
1812 /*****************************************************
1813  * S e n d i n g H o s t C o m m a n d s *
1814  *****************************************************/
1815 
1816 const char *il_get_cmd_string(u8 cmd);
1817 int __must_check il_send_cmd_sync(struct il_priv *il, struct il_host_cmd *cmd);
1818 int il_send_cmd(struct il_priv *il, struct il_host_cmd *cmd);
1819 int __must_check il_send_cmd_pdu(struct il_priv *il, u8 id, u16 len,
1820  const void *data);
1821 int il_send_cmd_pdu_async(struct il_priv *il, u8 id, u16 len, const void *data,
1822  void (*callback) (struct il_priv *il,
1823  struct il_device_cmd *cmd,
1824  struct il_rx_pkt *pkt));
1825 
1826 int il_enqueue_hcmd(struct il_priv *il, struct il_host_cmd *cmd);
1827 
1828 /*****************************************************
1829  * PCI *
1830  *****************************************************/
1831 
1832 static inline u16
1833 il_pcie_link_ctl(struct il_priv *il)
1834 {
1835  u16 pci_lnk_ctl;
1836  pcie_capability_read_word(il->pci_dev, PCI_EXP_LNKCTL, &pci_lnk_ctl);
1837  return pci_lnk_ctl;
1838 }
1839 
1840 void il_bg_watchdog(unsigned long data);
1842 __le32 il_add_beacon_time(struct il_priv *il, u32 base, u32 addon,
1844 
1845 #ifdef CONFIG_PM
1846 extern const struct dev_pm_ops il_pm_ops;
1847 
1848 #define IL_LEGACY_PM_OPS (&il_pm_ops)
1849 
1850 #else /* !CONFIG_PM */
1851 
1852 #define IL_LEGACY_PM_OPS NULL
1853 
1854 #endif /* !CONFIG_PM */
1855 
1856 /*****************************************************
1857 * Error Handling Debugging
1858 ******************************************************/
1859 void il4965_dump_nic_error_log(struct il_priv *il);
1860 #ifdef CONFIG_IWLEGACY_DEBUG
1861 void il_print_rx_config_cmd(struct il_priv *il);
1862 #else
1863 static inline void
1864 il_print_rx_config_cmd(struct il_priv *il)
1865 {
1866 }
1867 #endif
1868 
1869 void il_clear_isr_stats(struct il_priv *il);
1870 
1871 /*****************************************************
1872 * GEOS
1873 ******************************************************/
1874 int il_init_geos(struct il_priv *il);
1875 void il_free_geos(struct il_priv *il);
1876 
1877 /*************** DRIVER STATUS FUNCTIONS *****/
1878 
1879 #define S_HCMD_ACTIVE 0 /* host command in progress */
1880 /* 1 is unused (used to be S_HCMD_SYNC_ACTIVE) */
1881 #define S_INT_ENABLED 2
1882 #define S_RFKILL 3
1883 #define S_CT_KILL 4
1884 #define S_INIT 5
1885 #define S_ALIVE 6
1886 #define S_READY 7
1887 #define S_TEMPERATURE 8
1888 #define S_GEO_CONFIGURED 9
1889 #define S_EXIT_PENDING 10
1890 #define S_STATS 12
1891 #define S_SCANNING 13
1892 #define S_SCAN_ABORTING 14
1893 #define S_SCAN_HW 15
1894 #define S_POWER_PMI 16
1895 #define S_FW_ERROR 17
1896 #define S_CHANNEL_SWITCH_PENDING 18
1897 
1898 static inline int
1899 il_is_ready(struct il_priv *il)
1900 {
1901  /* The adapter is 'ready' if READY and GEO_CONFIGURED bits are
1902  * set but EXIT_PENDING is not */
1903  return test_bit(S_READY, &il->status) &&
1904  test_bit(S_GEO_CONFIGURED, &il->status) &&
1905  !test_bit(S_EXIT_PENDING, &il->status);
1906 }
1907 
1908 static inline int
1909 il_is_alive(struct il_priv *il)
1910 {
1911  return test_bit(S_ALIVE, &il->status);
1912 }
1913 
1914 static inline int
1915 il_is_init(struct il_priv *il)
1916 {
1917  return test_bit(S_INIT, &il->status);
1918 }
1919 
1920 static inline int
1921 il_is_rfkill(struct il_priv *il)
1922 {
1923  return test_bit(S_RFKILL, &il->status);
1924 }
1925 
1926 static inline int
1927 il_is_ctkill(struct il_priv *il)
1928 {
1929  return test_bit(S_CT_KILL, &il->status);
1930 }
1931 
1932 static inline int
1933 il_is_ready_rf(struct il_priv *il)
1934 {
1935 
1936  if (il_is_rfkill(il))
1937  return 0;
1938 
1939  return il_is_ready(il);
1940 }
1941 
1942 extern void il_send_bt_config(struct il_priv *il);
1943 extern int il_send_stats_request(struct il_priv *il, u8 flags, bool clear);
1944 extern void il_apm_stop(struct il_priv *il);
1945 extern void _il_apm_stop(struct il_priv *il);
1946 
1947 int il_apm_init(struct il_priv *il);
1948 
1949 int il_send_rxon_timing(struct il_priv *il);
1950 
1951 static inline int
1952 il_send_rxon_assoc(struct il_priv *il)
1953 {
1954  return il->ops->rxon_assoc(il);
1955 }
1956 
1957 static inline int
1958 il_commit_rxon(struct il_priv *il)
1959 {
1960  return il->ops->commit_rxon(il);
1961 }
1962 
1963 static inline const struct ieee80211_supported_band *
1964 il_get_hw_mode(struct il_priv *il, enum ieee80211_band band)
1965 {
1966  return il->hw->wiphy->bands[band];
1967 }
1968 
1969 /* mac80211 handlers */
1970 int il_mac_config(struct ieee80211_hw *hw, u32 changed);
1971 void il_mac_reset_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif);
1972 void il_mac_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
1973  struct ieee80211_bss_conf *bss_conf, u32 changes);
1974 void il_tx_cmd_protection(struct il_priv *il, struct ieee80211_tx_info *info,
1975  __le16 fc, __le32 *tx_flags);
1976 
1977 irqreturn_t il_isr(int irq, void *data);
1978 
1979 extern void il_set_bit(struct il_priv *p, u32 r, u32 m);
1980 extern void il_clear_bit(struct il_priv *p, u32 r, u32 m);
1981 extern bool _il_grab_nic_access(struct il_priv *il);
1982 extern int _il_poll_bit(struct il_priv *il, u32 addr, u32 bits, u32 mask, int timeout);
1983 extern int il_poll_bit(struct il_priv *il, u32 addr, u32 mask, int timeout);
1984 extern u32 il_rd_prph(struct il_priv *il, u32 reg);
1985 extern void il_wr_prph(struct il_priv *il, u32 addr, u32 val);
1986 extern u32 il_read_targ_mem(struct il_priv *il, u32 addr);
1987 extern void il_write_targ_mem(struct il_priv *il, u32 addr, u32 val);
1988 
1989 static inline void
1990 _il_write8(struct il_priv *il, u32 ofs, u8 val)
1991 {
1992  writeb(val, il->hw_base + ofs);
1993 }
1994 #define il_write8(il, ofs, val) _il_write8(il, ofs, val)
1995 
1996 static inline void
1997 _il_wr(struct il_priv *il, u32 ofs, u32 val)
1998 {
1999  writel(val, il->hw_base + ofs);
2000 }
2001 
2002 static inline u32
2003 _il_rd(struct il_priv *il, u32 ofs)
2004 {
2005  return readl(il->hw_base + ofs);
2006 }
2007 
2008 static inline void
2009 _il_clear_bit(struct il_priv *il, u32 reg, u32 mask)
2010 {
2011  _il_wr(il, reg, _il_rd(il, reg) & ~mask);
2012 }
2013 
2014 static inline void
2015 _il_set_bit(struct il_priv *il, u32 reg, u32 mask)
2016 {
2017  _il_wr(il, reg, _il_rd(il, reg) | mask);
2018 }
2019 
2020 static inline void
2021 _il_release_nic_access(struct il_priv *il)
2022 {
2024  /*
2025  * In above we are reading CSR_GP_CNTRL register, what will flush any
2026  * previous writes, but still want write, which clear MAC_ACCESS_REQ
2027  * bit, be performed on PCI bus before any other writes scheduled on
2028  * different CPUs (after we drop reg_lock).
2029  */
2030  mmiowb();
2031 }
2032 
2033 static inline u32
2034 il_rd(struct il_priv *il, u32 reg)
2035 {
2036  u32 value;
2037  unsigned long reg_flags;
2038 
2039  spin_lock_irqsave(&il->reg_lock, reg_flags);
2040  _il_grab_nic_access(il);
2041  value = _il_rd(il, reg);
2042  _il_release_nic_access(il);
2043  spin_unlock_irqrestore(&il->reg_lock, reg_flags);
2044  return value;
2045 }
2046 
2047 static inline void
2048 il_wr(struct il_priv *il, u32 reg, u32 value)
2049 {
2050  unsigned long reg_flags;
2051 
2052  spin_lock_irqsave(&il->reg_lock, reg_flags);
2053  if (likely(_il_grab_nic_access(il))) {
2054  _il_wr(il, reg, value);
2055  _il_release_nic_access(il);
2056  }
2057  spin_unlock_irqrestore(&il->reg_lock, reg_flags);
2058 }
2059 
2060 static inline u32
2061 _il_rd_prph(struct il_priv *il, u32 reg)
2062 {
2063  _il_wr(il, HBUS_TARG_PRPH_RADDR, reg | (3 << 24));
2064  return _il_rd(il, HBUS_TARG_PRPH_RDAT);
2065 }
2066 
2067 static inline void
2068 _il_wr_prph(struct il_priv *il, u32 addr, u32 val)
2069 {
2070  _il_wr(il, HBUS_TARG_PRPH_WADDR, ((addr & 0x0000FFFF) | (3 << 24)));
2071  _il_wr(il, HBUS_TARG_PRPH_WDAT, val);
2072 }
2073 
2074 static inline void
2075 il_set_bits_prph(struct il_priv *il, u32 reg, u32 mask)
2076 {
2077  unsigned long reg_flags;
2078 
2079  spin_lock_irqsave(&il->reg_lock, reg_flags);
2080  if (likely(_il_grab_nic_access(il))) {
2081  _il_wr_prph(il, reg, (_il_rd_prph(il, reg) | mask));
2082  _il_release_nic_access(il);
2083  }
2084  spin_unlock_irqrestore(&il->reg_lock, reg_flags);
2085 }
2086 
2087 static inline void
2088 il_set_bits_mask_prph(struct il_priv *il, u32 reg, u32 bits, u32 mask)
2089 {
2090  unsigned long reg_flags;
2091 
2092  spin_lock_irqsave(&il->reg_lock, reg_flags);
2093  if (likely(_il_grab_nic_access(il))) {
2094  _il_wr_prph(il, reg, ((_il_rd_prph(il, reg) & mask) | bits));
2095  _il_release_nic_access(il);
2096  }
2097  spin_unlock_irqrestore(&il->reg_lock, reg_flags);
2098 }
2099 
2100 static inline void
2101 il_clear_bits_prph(struct il_priv *il, u32 reg, u32 mask)
2102 {
2103  unsigned long reg_flags;
2104  u32 val;
2105 
2106  spin_lock_irqsave(&il->reg_lock, reg_flags);
2107  if (likely(_il_grab_nic_access(il))) {
2108  val = _il_rd_prph(il, reg);
2109  _il_wr_prph(il, reg, (val & ~mask));
2110  _il_release_nic_access(il);
2111  }
2112  spin_unlock_irqrestore(&il->reg_lock, reg_flags);
2113 }
2114 
2115 #define HW_KEY_DYNAMIC 0
2116 #define HW_KEY_DEFAULT 1
2117 
2118 #define IL_STA_DRIVER_ACTIVE BIT(0) /* driver entry is active */
2119 #define IL_STA_UCODE_ACTIVE BIT(1) /* ucode entry is active */
2120 #define IL_STA_UCODE_INPROGRESS BIT(2) /* ucode entry is in process of
2121  being activated */
2122 #define IL_STA_LOCAL BIT(3) /* station state not directed by mac80211;
2123  (this is for the IBSS BSSID stations) */
2124 #define IL_STA_BCAST BIT(4) /* this station is the special bcast station */
2125 
2126 void il_restore_stations(struct il_priv *il);
2127 void il_clear_ucode_stations(struct il_priv *il);
2128 void il_dealloc_bcast_stations(struct il_priv *il);
2129 int il_get_free_ucode_key_idx(struct il_priv *il);
2130 int il_send_add_sta(struct il_priv *il, struct il_addsta_cmd *sta, u8 flags);
2131 int il_add_station_common(struct il_priv *il, const u8 *addr, bool is_ap,
2132  struct ieee80211_sta *sta, u8 *sta_id_r);
2133 int il_remove_station(struct il_priv *il, const u8 sta_id, const u8 * addr);
2134 int il_mac_sta_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
2135  struct ieee80211_sta *sta);
2136 
2137 u8 il_prep_station(struct il_priv *il, const u8 *addr, bool is_ap,
2138  struct ieee80211_sta *sta);
2139 
2140 int il_send_lq_cmd(struct il_priv *il, struct il_link_quality_cmd *lq,
2141  u8 flags, bool init);
2142 
2152 static inline void
2153 il_clear_driver_stations(struct il_priv *il)
2154 {
2155  unsigned long flags;
2156 
2157  spin_lock_irqsave(&il->sta_lock, flags);
2158  memset(il->stations, 0, sizeof(il->stations));
2159  il->num_stations = 0;
2160  il->ucode_key_table = 0;
2161  spin_unlock_irqrestore(&il->sta_lock, flags);
2162 }
2163 
2164 static inline int
2165 il_sta_id(struct ieee80211_sta *sta)
2166 {
2167  if (WARN_ON(!sta))
2168  return IL_INVALID_STATION;
2169 
2170  return ((struct il_station_priv_common *)sta->drv_priv)->sta_id;
2171 }
2172 
2184 static inline int
2185 il_sta_id_or_broadcast(struct il_priv *il, struct ieee80211_sta *sta)
2186 {
2187  int sta_id;
2188 
2189  if (!sta)
2190  return il->hw_params.bcast_id;
2191 
2192  sta_id = il_sta_id(sta);
2193 
2194  /*
2195  * mac80211 should not be passing a partially
2196  * initialised station!
2197  */
2198  WARN_ON(sta_id == IL_INVALID_STATION);
2199 
2200  return sta_id;
2201 }
2202 
2208 static inline int
2209 il_queue_inc_wrap(int idx, int n_bd)
2210 {
2211  return ++idx & (n_bd - 1);
2212 }
2213 
2219 static inline int
2220 il_queue_dec_wrap(int idx, int n_bd)
2221 {
2222  return --idx & (n_bd - 1);
2223 }
2224 
2225 /* TODO: Move fw_desc functions to iwl-pci.ko */
2226 static inline void
2227 il_free_fw_desc(struct pci_dev *pci_dev, struct fw_desc *desc)
2228 {
2229  if (desc->v_addr)
2230  dma_free_coherent(&pci_dev->dev, desc->len, desc->v_addr,
2231  desc->p_addr);
2232  desc->v_addr = NULL;
2233  desc->len = 0;
2234 }
2235 
2236 static inline int
2237 il_alloc_fw_desc(struct pci_dev *pci_dev, struct fw_desc *desc)
2238 {
2239  if (!desc->len) {
2240  desc->v_addr = NULL;
2241  return -EINVAL;
2242  }
2243 
2244  desc->v_addr =
2245  dma_alloc_coherent(&pci_dev->dev, desc->len, &desc->p_addr,
2246  GFP_KERNEL);
2247  return (desc->v_addr != NULL) ? 0 : -ENOMEM;
2248 }
2249 
2250 /*
2251  * we have 8 bits used like this:
2252  *
2253  * 7 6 5 4 3 2 1 0
2254  * | | | | | | | |
2255  * | | | | | | +-+-------- AC queue (0-3)
2256  * | | | | | |
2257  * | +-+-+-+-+------------ HW queue ID
2258  * |
2259  * +---------------------- unused
2260  */
2261 static inline void
2262 il_set_swq_id(struct il_tx_queue *txq, u8 ac, u8 hwq)
2263 {
2264  BUG_ON(ac > 3); /* only have 2 bits */
2265  BUG_ON(hwq > 31); /* only use 5 bits */
2266 
2267  txq->swq_id = (hwq << 2) | ac;
2268 }
2269 
2270 static inline void
2271 il_wake_queue(struct il_priv *il, struct il_tx_queue *txq)
2272 {
2273  u8 queue = txq->swq_id;
2274  u8 ac = queue & 3;
2275  u8 hwq = (queue >> 2) & 0x1f;
2276 
2277  if (test_and_clear_bit(hwq, il->queue_stopped))
2278  if (atomic_dec_return(&il->queue_stop_count[ac]) <= 0)
2279  ieee80211_wake_queue(il->hw, ac);
2280 }
2281 
2282 static inline void
2283 il_stop_queue(struct il_priv *il, struct il_tx_queue *txq)
2284 {
2285  u8 queue = txq->swq_id;
2286  u8 ac = queue & 3;
2287  u8 hwq = (queue >> 2) & 0x1f;
2288 
2289  if (!test_and_set_bit(hwq, il->queue_stopped))
2290  if (atomic_inc_return(&il->queue_stop_count[ac]) > 0)
2291  ieee80211_stop_queue(il->hw, ac);
2292 }
2293 
2294 #ifdef ieee80211_stop_queue
2295 #undef ieee80211_stop_queue
2296 #endif
2297 
2298 #define ieee80211_stop_queue DO_NOT_USE_ieee80211_stop_queue
2299 
2300 #ifdef ieee80211_wake_queue
2301 #undef ieee80211_wake_queue
2302 #endif
2303 
2304 #define ieee80211_wake_queue DO_NOT_USE_ieee80211_wake_queue
2305 
2306 static inline void
2307 il_disable_interrupts(struct il_priv *il)
2308 {
2310 
2311  /* disable interrupts from uCode/NIC to host */
2312  _il_wr(il, CSR_INT_MASK, 0x00000000);
2313 
2314  /* acknowledge/clear/reset any interrupts still pending
2315  * from uCode or flow handler (Rx/Tx DMA) */
2316  _il_wr(il, CSR_INT, 0xffffffff);
2317  _il_wr(il, CSR_FH_INT_STATUS, 0xffffffff);
2318 }
2319 
2320 static inline void
2321 il_enable_rfkill_int(struct il_priv *il)
2322 {
2323  _il_wr(il, CSR_INT_MASK, CSR_INT_BIT_RF_KILL);
2324 }
2325 
2326 static inline void
2327 il_enable_interrupts(struct il_priv *il)
2328 {
2329  set_bit(S_INT_ENABLED, &il->status);
2330  _il_wr(il, CSR_INT_MASK, il->inta_mask);
2331 }
2332 
2338 static inline u32
2339 il_beacon_time_mask_low(struct il_priv *il, u16 tsf_bits)
2340 {
2341  return (1 << tsf_bits) - 1;
2342 }
2343 
2349 static inline u32
2350 il_beacon_time_mask_high(struct il_priv *il, u16 tsf_bits)
2351 {
2352  return ((1 << (32 - tsf_bits)) - 1) << tsf_bits;
2353 }
2354 
2370  __le32 __unused; /* 3945 only */
2373 #define TFD_QUEUE_SIZE_MAX 256
2374 #define TFD_QUEUE_SIZE_BC_DUP 64
2375 #define TFD_QUEUE_BC_SIZE (TFD_QUEUE_SIZE_MAX + TFD_QUEUE_SIZE_BC_DUP)
2376 #define IL_TX_DMA_MASK DMA_BIT_MASK(36)
2377 #define IL_NUM_OF_TBS 20
2378 
2379 static inline u8
2380 il_get_dma_hi_addr(dma_addr_t addr)
2381 {
2382  return (sizeof(addr) > sizeof(u32) ? (addr >> 16) >> 16 : 0) & 0xF;
2383 }
2384 
2395 struct il_tfd_tb {
2396  __le32 lo;
2397  __le16 hi_n_len;
2398 } __packed;
2399 
2428 struct il_tfd {
2431  struct il_tfd_tb tbs[IL_NUM_OF_TBS];
2432  __le32 __pad;
2434 /* PCI registers */
2435 #define PCI_CFG_RETRY_TIMEOUT 0x041
2437 /* PCI register values */
2438 #define PCI_CFG_LINK_CTRL_VAL_L0S_EN 0x01
2439 #define PCI_CFG_LINK_CTRL_VAL_L1_EN 0x02
2442  u8 plcp; /* uCode API: RATE_6M_PLCP, etc. */
2443  u8 plcp_siso; /* uCode API: RATE_SISO_6M_PLCP, etc. */
2444  u8 plcp_mimo2; /* uCode API: RATE_MIMO2_6M_PLCP, etc. */
2445  u8 ieee; /* MAC header: RATE_6M_IEEE, etc. */
2446  u8 prev_ieee; /* previous rate in IEEE speeds */
2447  u8 next_ieee; /* next rate in IEEE speeds */
2448  u8 prev_rs; /* previous rate used in rs algo */
2449  u8 next_rs; /* next rate used in rs algo */
2450  u8 prev_rs_tgg; /* previous rate used in TGG rs algo */
2451  u8 next_rs_tgg; /* next rate used in TGG rs algo */
2452 };
2455  u8 plcp; /* uCode API: RATE_6M_PLCP, etc. */
2456  u8 ieee; /* MAC header: RATE_6M_IEEE, etc. */
2457  u8 prev_ieee; /* previous rate in IEEE speeds */
2458  u8 next_ieee; /* next rate in IEEE speeds */
2459  u8 prev_rs; /* previous rate used in rs algo */
2460  u8 next_rs; /* next rate used in rs algo */
2461  u8 prev_rs_tgg; /* previous rate used in TGG rs algo */
2462  u8 next_rs_tgg; /* next rate used in TGG rs algo */
2463  u8 table_rs_idx; /* idx in rate scale table cmd */
2464  u8 prev_table_rs; /* prev in rate table cmd */
2465 };
2466 
2467 /*
2468  * These serve as idxes into
2469  * struct il_rate_info il_rates[RATE_COUNT];
2470  */
2471 enum {
2486  RATE_COUNT_LEGACY = RATE_COUNT - 1, /* Excluding 60M */
2490 };
2492 enum {
2506 };
2508 enum {
2514 };
2516 /* #define vs. enum to keep from defaulting to 'large integer' */
2517 #define RATE_6M_MASK (1 << RATE_6M_IDX)
2518 #define RATE_9M_MASK (1 << RATE_9M_IDX)
2519 #define RATE_12M_MASK (1 << RATE_12M_IDX)
2520 #define RATE_18M_MASK (1 << RATE_18M_IDX)
2521 #define RATE_24M_MASK (1 << RATE_24M_IDX)
2522 #define RATE_36M_MASK (1 << RATE_36M_IDX)
2523 #define RATE_48M_MASK (1 << RATE_48M_IDX)
2524 #define RATE_54M_MASK (1 << RATE_54M_IDX)
2525 #define RATE_60M_MASK (1 << RATE_60M_IDX)
2526 #define RATE_1M_MASK (1 << RATE_1M_IDX)
2527 #define RATE_2M_MASK (1 << RATE_2M_IDX)
2528 #define RATE_5M_MASK (1 << RATE_5M_IDX)
2529 #define RATE_11M_MASK (1 << RATE_11M_IDX)
2530 
2531 /* uCode API values for legacy bit rates, both OFDM and CCK */
2532 enum {
2541  RATE_60M_PLCP = 3, /*FIXME:RS:should be removed */
2544  RATE_5M_PLCP = 55,
2545  RATE_11M_PLCP = 110,
2546  /*FIXME:RS:add RATE_LEGACY_INVM_PLCP = 0, */
2547 };
2548 
2549 /* uCode API values for OFDM high-throughput (HT) bit rates */
2550 enum {
2569 };
2570 
2571 /* MAC header values for bit rates */
2572 enum {
2584  RATE_5M_IEEE = 11,
2585  RATE_11M_IEEE = 22,
2586 };
2587 
2588 #define IL_CCK_BASIC_RATES_MASK \
2589  (RATE_1M_MASK | \
2590  RATE_2M_MASK)
2591 
2592 #define IL_CCK_RATES_MASK \
2593  (IL_CCK_BASIC_RATES_MASK | \
2594  RATE_5M_MASK | \
2595  RATE_11M_MASK)
2596 
2597 #define IL_OFDM_BASIC_RATES_MASK \
2598  (RATE_6M_MASK | \
2599  RATE_12M_MASK | \
2600  RATE_24M_MASK)
2601 
2602 #define IL_OFDM_RATES_MASK \
2603  (IL_OFDM_BASIC_RATES_MASK | \
2604  RATE_9M_MASK | \
2605  RATE_18M_MASK | \
2606  RATE_36M_MASK | \
2607  RATE_48M_MASK | \
2608  RATE_54M_MASK)
2609 
2610 #define IL_BASIC_RATES_MASK \
2611  (IL_OFDM_BASIC_RATES_MASK | \
2612  IL_CCK_BASIC_RATES_MASK)
2614 #define RATES_MASK ((1 << RATE_COUNT) - 1)
2615 #define RATES_MASK_3945 ((1 << RATE_COUNT_3945) - 1)
2616 
2617 #define IL_INVALID_VALUE -1
2619 #define IL_MIN_RSSI_VAL -100
2620 #define IL_MAX_RSSI_VAL 0
2621 
2622 /* These values specify how many Tx frame attempts before
2623  * searching for a new modulation mode */
2624 #define IL_LEGACY_FAILURE_LIMIT 160
2625 #define IL_LEGACY_SUCCESS_LIMIT 480
2626 #define IL_LEGACY_TBL_COUNT 160
2628 #define IL_NONE_LEGACY_FAILURE_LIMIT 400
2629 #define IL_NONE_LEGACY_SUCCESS_LIMIT 4500
2630 #define IL_NONE_LEGACY_TBL_COUNT 1500
2632 /* Success ratio (ACKed / attempted tx frames) values (perfect is 128 * 100) */
2633 #define IL_RS_GOOD_RATIO 12800 /* 100% */
2634 #define RATE_SCALE_SWITCH 10880 /* 85% */
2635 #define RATE_HIGH_TH 10880 /* 85% */
2636 #define RATE_INCREASE_TH 6400 /* 50% */
2637 #define RATE_DECREASE_TH 1920 /* 15% */
2639 /* possible actions when in legacy mode */
2640 #define IL_LEGACY_SWITCH_ANTENNA1 0
2641 #define IL_LEGACY_SWITCH_ANTENNA2 1
2642 #define IL_LEGACY_SWITCH_SISO 2
2643 #define IL_LEGACY_SWITCH_MIMO2_AB 3
2644 #define IL_LEGACY_SWITCH_MIMO2_AC 4
2645 #define IL_LEGACY_SWITCH_MIMO2_BC 5
2647 /* possible actions when in siso mode */
2648 #define IL_SISO_SWITCH_ANTENNA1 0
2649 #define IL_SISO_SWITCH_ANTENNA2 1
2650 #define IL_SISO_SWITCH_MIMO2_AB 2
2651 #define IL_SISO_SWITCH_MIMO2_AC 3
2652 #define IL_SISO_SWITCH_MIMO2_BC 4
2653 #define IL_SISO_SWITCH_GI 5
2655 /* possible actions when in mimo mode */
2656 #define IL_MIMO2_SWITCH_ANTENNA1 0
2657 #define IL_MIMO2_SWITCH_ANTENNA2 1
2658 #define IL_MIMO2_SWITCH_SISO_A 2
2659 #define IL_MIMO2_SWITCH_SISO_B 3
2660 #define IL_MIMO2_SWITCH_SISO_C 4
2661 #define IL_MIMO2_SWITCH_GI 5
2662 
2663 #define IL_MAX_SEARCH IL_MIMO2_SWITCH_GI
2664 
2665 #define IL_ACTION_LIMIT 3 /* # possible actions */
2666 
2667 #define LQ_SIZE 2 /* 2 mode tables: "Active" and "Search" */
2669 /* load per tid defines for A-MPDU activation */
2670 #define IL_AGG_TPT_THREHOLD 0
2671 #define IL_AGG_LOAD_THRESHOLD 10
2672 #define IL_AGG_ALL_TID 0xff
2673 #define TID_QUEUE_CELL_SPACING 50 /*mS */
2674 #define TID_QUEUE_MAX_SIZE 20
2675 #define TID_ROUND_VALUE 5 /* mS */
2676 #define TID_MAX_LOAD_COUNT 8
2678 #define TID_MAX_TIME_DIFF ((TID_QUEUE_MAX_SIZE - 1) * TID_QUEUE_CELL_SPACING)
2679 #define TIME_WRAP_AROUND(x, y) (((y) > (x)) ? (y) - (x) : (0-(x)) + (y))
2680 
2681 extern const struct il_rate_info il_rates[RATE_COUNT];
2685  LQ_G, /* legacy types */
2687  LQ_SISO, /* high-throughput types */
2688  LQ_MIMO2,
2689  LQ_MAX,
2690 };
2692 #define is_legacy(tbl) ((tbl) == LQ_G || (tbl) == LQ_A)
2693 #define is_siso(tbl) ((tbl) == LQ_SISO)
2694 #define is_mimo2(tbl) ((tbl) == LQ_MIMO2)
2695 #define is_mimo(tbl) (is_mimo2(tbl))
2696 #define is_Ht(tbl) (is_siso(tbl) || is_mimo(tbl))
2697 #define is_a_band(tbl) ((tbl) == LQ_A)
2698 #define is_g_and(tbl) ((tbl) == LQ_G)
2700 #define ANT_NONE 0x0
2701 #define ANT_A BIT(0)
2702 #define ANT_B BIT(1)
2703 #define ANT_AB (ANT_A | ANT_B)
2704 #define ANT_C BIT(2)
2705 #define ANT_AC (ANT_A | ANT_C)
2706 #define ANT_BC (ANT_B | ANT_C)
2707 #define ANT_ABC (ANT_AB | ANT_C)
2708 
2709 #define IL_MAX_MCS_DISPLAY_SIZE 12
2714 };
2715 
2720  u64 data; /* bitmap of successful frames */
2721  s32 success_counter; /* number of frames successful */
2722  s32 success_ratio; /* per-cent * 128 */
2723  s32 counter; /* number of frames attempted */
2724  s32 average_tpt; /* success ratio * expected throughput */
2725  unsigned long stamp;
2726 };
2727 
2737  u8 is_SGI; /* 1 = short guard interval */
2738  u8 is_ht40; /* 1 = 40 MHz channel width */
2739  u8 is_dup; /* 1 = duplicated data streams */
2740  u8 action; /* change modulation; IL_[LEGACY/SISO/MIMO]_SWITCH_* */
2741  u8 max_search; /* maximun number of tables we can search */
2742  s32 *expected_tpt; /* throughput metrics; expected_tpt_G, etc. */
2743  u32 current_rate; /* rate_n_flags, uCode API format */
2744  struct il_rate_scale_data win[RATE_COUNT]; /* rate histories */
2745 };
2748  unsigned long time_stamp; /* age of the oldest stats */
2749  u32 packet_count[TID_QUEUE_MAX_SIZE]; /* packet count in this time
2750  * slice */
2751  u32 total; /* total num of packets during the
2752  * last TID_MAX_TIME_DIFF */
2753  u8 queue_count; /* number of queues that has
2754  * been used since the last cleanup */
2755  u8 head; /* start of the circular buffer */
2756 };
2757 
2763 struct il_lq_sta {
2764  u8 active_tbl; /* idx of active table, range 0-1 */
2765  u8 enable_counter; /* indicates HT mode */
2766  u8 stay_in_tbl; /* 1: disallow, 0: allow search for new mode */
2767  u8 search_better_tbl; /* 1: currently trying alternate mode */
2768  s32 last_tpt;
2770  /* The following determine when to search for a new mode */
2772  u32 max_failure_limit; /* # failed frames before new search */
2773  u32 max_success_limit; /* # successful frames before new search */
2775  u32 total_failed; /* total failed frames, any/all rates */
2776  u32 total_success; /* total successful frames, any/all rates */
2777  u64 flush_timer; /* time staying in mode before new search */
2779  u8 action_counter; /* # mode-switch actions tried */
2781  u8 is_dup;
2782  enum ieee80211_band band;
2784  /* The following are bitmaps of rates; RATE_6M_MASK, etc. */
2789  s8 max_rate_idx; /* Max rate set by user */
2793  struct il_scale_tbl_info lq_info[LQ_SIZE]; /* "active", "search" */
2795  u8 tx_agg_tid_en;
2796 #ifdef CONFIG_MAC80211_DEBUGFS
2797  struct dentry *rs_sta_dbgfs_scale_table_file;
2798  struct dentry *rs_sta_dbgfs_stats_table_file;
2799  struct dentry *rs_sta_dbgfs_rate_scale_data_file;
2800  struct dentry *rs_sta_dbgfs_tx_agg_tid_en_file;
2801  u32 dbg_fixed_rate;
2802 #endif
2803  struct il_priv *drv;
2805  /* used to be in sta_info */
2807  /* last tx rate_n_flags */
2809  /* packets destined for this STA are aggregated */
2810  u8 is_agg;
2811 };
2812 
2813 /*
2814  * il_station_priv: Driver's ilate station information
2815  *
2816  * When mac80211 creates a station it reserves some space (hw->sta_data_size)
2817  * in the structure for use by driver. This structure is places in that
2818  * space.
2819  *
2820  * The common struct MUST be first because it is shared between
2821  * 3945 and 4965!
2822  */
2827  bool client;
2828  bool asleep;
2829 };
2830 
2831 static inline u8
2832 il4965_num_of_ant(u8 m)
2833 {
2834  return !!(m & ANT_A) + !!(m & ANT_B) + !!(m & ANT_C);
2835 }
2836 
2837 static inline u8
2838 il4965_first_antenna(u8 mask)
2839 {
2840  if (mask & ANT_A)
2841  return ANT_A;
2842  if (mask & ANT_B)
2843  return ANT_B;
2844  return ANT_C;
2845 }
2846 
2853 extern void il3945_rate_scale_init(struct ieee80211_hw *hw, s32 sta_id);
2854 
2855 /* Initialize station's rate scaling information after adding station */
2856 extern void il4965_rs_rate_init(struct il_priv *il, struct ieee80211_sta *sta,
2857  u8 sta_id);
2858 extern void il3945_rs_rate_init(struct il_priv *il, struct ieee80211_sta *sta,
2859  u8 sta_id);
2860 
2871 extern int il4965_rate_control_register(void);
2872 extern int il3945_rate_control_register(void);
2873 
2880 extern void il4965_rate_control_unregister(void);
2881 extern void il3945_rate_control_unregister(void);
2882 
2883 extern int il_power_update_mode(struct il_priv *il, bool force);
2884 extern void il_power_initialize(struct il_priv *il);
2885 
2886 extern u32 il_debug_level;
2887 
2888 #ifdef CONFIG_IWLEGACY_DEBUG
2889 /*
2890  * il_get_debug_level: Return active debug level for device
2891  *
2892  * Using sysfs it is possible to set per device debug level. This debug
2893  * level will be used if set, otherwise the global debug level which can be
2894  * set via module parameter is used.
2895  */
2896 static inline u32
2897 il_get_debug_level(struct il_priv *il)
2898 {
2899  if (il->debug_level)
2900  return il->debug_level;
2901  else
2902  return il_debug_level;
2903 }
2904 #else
2905 static inline u32
2906 il_get_debug_level(struct il_priv *il)
2907 {
2908  return il_debug_level;
2909 }
2910 #endif
2911 
2912 #define il_print_hex_error(il, p, len) \
2913 do { \
2914  print_hex_dump(KERN_ERR, "iwl data: ", \
2915  DUMP_PREFIX_OFFSET, 16, 1, p, len, 1); \
2916 } while (0)
2917 
2918 #ifdef CONFIG_IWLEGACY_DEBUG
2919 #define IL_DBG(level, fmt, args...) \
2920 do { \
2921  if (il_get_debug_level(il) & level) \
2922  dev_printk(KERN_ERR, &il->hw->wiphy->dev, \
2923  "%c %s " fmt, in_interrupt() ? 'I' : 'U', \
2924  __func__ , ## args); \
2925 } while (0)
2926 
2927 #define il_print_hex_dump(il, level, p, len) \
2928 do { \
2929  if (il_get_debug_level(il) & level) \
2930  print_hex_dump(KERN_DEBUG, "iwl data: ", \
2931  DUMP_PREFIX_OFFSET, 16, 1, p, len, 1); \
2932 } while (0)
2934 #else
2935 #define IL_DBG(level, fmt, args...)
2936 static inline void
2937 il_print_hex_dump(struct il_priv *il, int level, const void *p, u32 len)
2938 {
2939 }
2940 #endif /* CONFIG_IWLEGACY_DEBUG */
2941 
2942 #ifdef CONFIG_IWLEGACY_DEBUGFS
2943 int il_dbgfs_register(struct il_priv *il, const char *name);
2944 void il_dbgfs_unregister(struct il_priv *il);
2945 #else
2946 static inline int
2947 il_dbgfs_register(struct il_priv *il, const char *name)
2948 {
2949  return 0;
2950 }
2951 
2952 static inline void
2953 il_dbgfs_unregister(struct il_priv *il)
2954 {
2955 }
2956 #endif /* CONFIG_IWLEGACY_DEBUGFS */
2957 
2958 /*
2959  * To use the debug system:
2960  *
2961  * If you are defining a new debug classification, simply add it to the #define
2962  * list here in the form of
2963  *
2964  * #define IL_DL_xxxx VALUE
2965  *
2966  * where xxxx should be the name of the classification (for example, WEP).
2967  *
2968  * You then need to either add a IL_xxxx_DEBUG() macro definition for your
2969  * classification, or use IL_DBG(IL_DL_xxxx, ...) whenever you want
2970  * to send output to that classification.
2971  *
2972  * The active debug levels can be accessed via files
2973  *
2974  * /sys/module/iwl4965/parameters/debug
2975  * /sys/module/iwl3945/parameters/debug
2976  * /sys/class/net/wlan0/device/debug_level
2977  *
2978  * when CONFIG_IWLEGACY_DEBUG=y.
2979  */
2981 /* 0x0000000F - 0x00000001 */
2982 #define IL_DL_INFO (1 << 0)
2983 #define IL_DL_MAC80211 (1 << 1)
2984 #define IL_DL_HCMD (1 << 2)
2985 #define IL_DL_STATE (1 << 3)
2986 /* 0x000000F0 - 0x00000010 */
2987 #define IL_DL_MACDUMP (1 << 4)
2988 #define IL_DL_HCMD_DUMP (1 << 5)
2989 #define IL_DL_EEPROM (1 << 6)
2990 #define IL_DL_RADIO (1 << 7)
2991 /* 0x00000F00 - 0x00000100 */
2992 #define IL_DL_POWER (1 << 8)
2993 #define IL_DL_TEMP (1 << 9)
2994 #define IL_DL_NOTIF (1 << 10)
2995 #define IL_DL_SCAN (1 << 11)
2996 /* 0x0000F000 - 0x00001000 */
2997 #define IL_DL_ASSOC (1 << 12)
2998 #define IL_DL_DROP (1 << 13)
2999 #define IL_DL_TXPOWER (1 << 14)
3000 #define IL_DL_AP (1 << 15)
3001 /* 0x000F0000 - 0x00010000 */
3002 #define IL_DL_FW (1 << 16)
3003 #define IL_DL_RF_KILL (1 << 17)
3004 #define IL_DL_FW_ERRORS (1 << 18)
3005 #define IL_DL_LED (1 << 19)
3006 /* 0x00F00000 - 0x00100000 */
3007 #define IL_DL_RATE (1 << 20)
3008 #define IL_DL_CALIB (1 << 21)
3009 #define IL_DL_WEP (1 << 22)
3010 #define IL_DL_TX (1 << 23)
3011 /* 0x0F000000 - 0x01000000 */
3012 #define IL_DL_RX (1 << 24)
3013 #define IL_DL_ISR (1 << 25)
3014 #define IL_DL_HT (1 << 26)
3015 /* 0xF0000000 - 0x10000000 */
3016 #define IL_DL_11H (1 << 28)
3017 #define IL_DL_STATS (1 << 29)
3018 #define IL_DL_TX_REPLY (1 << 30)
3019 #define IL_DL_QOS (1 << 31)
3021 #define D_INFO(f, a...) IL_DBG(IL_DL_INFO, f, ## a)
3022 #define D_MAC80211(f, a...) IL_DBG(IL_DL_MAC80211, f, ## a)
3023 #define D_MACDUMP(f, a...) IL_DBG(IL_DL_MACDUMP, f, ## a)
3024 #define D_TEMP(f, a...) IL_DBG(IL_DL_TEMP, f, ## a)
3025 #define D_SCAN(f, a...) IL_DBG(IL_DL_SCAN, f, ## a)
3026 #define D_RX(f, a...) IL_DBG(IL_DL_RX, f, ## a)
3027 #define D_TX(f, a...) IL_DBG(IL_DL_TX, f, ## a)
3028 #define D_ISR(f, a...) IL_DBG(IL_DL_ISR, f, ## a)
3029 #define D_LED(f, a...) IL_DBG(IL_DL_LED, f, ## a)
3030 #define D_WEP(f, a...) IL_DBG(IL_DL_WEP, f, ## a)
3031 #define D_HC(f, a...) IL_DBG(IL_DL_HCMD, f, ## a)
3032 #define D_HC_DUMP(f, a...) IL_DBG(IL_DL_HCMD_DUMP, f, ## a)
3033 #define D_EEPROM(f, a...) IL_DBG(IL_DL_EEPROM, f, ## a)
3034 #define D_CALIB(f, a...) IL_DBG(IL_DL_CALIB, f, ## a)
3035 #define D_FW(f, a...) IL_DBG(IL_DL_FW, f, ## a)
3036 #define D_RF_KILL(f, a...) IL_DBG(IL_DL_RF_KILL, f, ## a)
3037 #define D_DROP(f, a...) IL_DBG(IL_DL_DROP, f, ## a)
3038 #define D_AP(f, a...) IL_DBG(IL_DL_AP, f, ## a)
3039 #define D_TXPOWER(f, a...) IL_DBG(IL_DL_TXPOWER, f, ## a)
3040 #define D_RATE(f, a...) IL_DBG(IL_DL_RATE, f, ## a)
3041 #define D_NOTIF(f, a...) IL_DBG(IL_DL_NOTIF, f, ## a)
3042 #define D_ASSOC(f, a...) IL_DBG(IL_DL_ASSOC, f, ## a)
3043 #define D_HT(f, a...) IL_DBG(IL_DL_HT, f, ## a)
3044 #define D_STATS(f, a...) IL_DBG(IL_DL_STATS, f, ## a)
3045 #define D_TX_REPLY(f, a...) IL_DBG(IL_DL_TX_REPLY, f, ## a)
3046 #define D_QOS(f, a...) IL_DBG(IL_DL_QOS, f, ## a)
3047 #define D_RADIO(f, a...) IL_DBG(IL_DL_RADIO, f, ## a)
3048 #define D_POWER(f, a...) IL_DBG(IL_DL_POWER, f, ## a)
3049 #define D_11H(f, a...) IL_DBG(IL_DL_11H, f, ## a)
3050 
3051 #endif /* __il_core_h__ */