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Merge tag 'qcom-soc-for-4.7-2' into net-next
[linux-2.6-block.git] / drivers / net / wireless / intel / iwlwifi / dvm / devices.c
CommitLineData
e9676695
JB		 1/******************************************************************************
2 *
51368bf7 3 * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved.
e9676695
JB		 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:
d01c5366 22 * Intel Linux Wireless <linuxwifi@intel.com>
e9676695
JB		 23 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
24 *
25 *****************************************************************************/
26
27/*
28 * DVM device-specific data & functions
29 */
e9676695
JB		 30#include "iwl-io.h"
31#include "iwl-prph.h"
26a7ca9a 32#include "iwl-eeprom-parse.h"
e9676695 33
1023fdc4
JB		 34#include "agn.h"
35#include "dev.h"
36#include "commands.h"
37
26a7ca9a 38
e9676695
JB		 39/*
40 * 1000 series
41 * ===========
42 */
43
44/*
45 * For 1000, use advance thermal throttling critical temperature threshold,
46 * but legacy thermal management implementation for now.
47 * This is for the reason of 1000 uCode using advance thermal throttling API
48 * but not implement ct_kill_exit based on ct_kill exit temperature
49 * so the thermal throttling will still based on legacy thermal throttling
50 * management.
51 * The code here need to be modified once 1000 uCode has the advanced thermal
52 * throttling algorithm in place
53 */
54static void iwl1000_set_ct_threshold(struct iwl_priv *priv)
55{
56 /* want Celsius */
57 priv->hw_params.ct_kill_threshold = CT_KILL_THRESHOLD_LEGACY;
58 priv->hw_params.ct_kill_exit_threshold = CT_KILL_EXIT_THRESHOLD;
59}
60
61/* NIC configuration for 1000 series */
62static void iwl1000_nic_config(struct iwl_priv *priv)
63{
e9676695
JB		 64 /* Setting digital SVR for 1000 card to 1.32V */
65 /* locking is acquired in iwl_set_bits_mask_prph() function */
68e8dfda 66 iwl_set_bits_mask_prph(priv->trans, APMG_DIGITAL_SVR_REG,
e9676695
JB		 67 APMG_SVR_DIGITAL_VOLTAGE_1_32,
68 ~APMG_SVR_VOLTAGE_CONFIG_BIT_MSK);
69}
70
e381b214
MV		 71/**
72 * iwl_beacon_time_mask_low - mask of lower 32 bit of beacon time
73 * @priv -- pointer to iwl_priv data structure
74 * @tsf_bits -- number of bits need to shift for masking)
75 */
76static inline u32 iwl_beacon_time_mask_low(struct iwl_priv *priv,
77 u16 tsf_bits)
78{
79 return (1 << tsf_bits) - 1;
80}
81
82/**
83 * iwl_beacon_time_mask_high - mask of higher 32 bit of beacon time
84 * @priv -- pointer to iwl_priv data structure
85 * @tsf_bits -- number of bits need to shift for masking)
86 */
87static inline u32 iwl_beacon_time_mask_high(struct iwl_priv *priv,
88 u16 tsf_bits)
89{
90 return ((1 << (32 - tsf_bits)) - 1) << tsf_bits;
91}
92
93/*
94 * extended beacon time format
95 * time in usec will be changed into a 32-bit value in extended:internal format
96 * the extended part is the beacon counts
97 * the internal part is the time in usec within one beacon interval
98 */
99static u32 iwl_usecs_to_beacons(struct iwl_priv *priv, u32 usec,
100 u32 beacon_interval)
101{
102 u32 quot;
103 u32 rem;
104 u32 interval = beacon_interval * TIME_UNIT;
105
106 if (!interval || !usec)
107 return 0;
108
109 quot = (usec / interval) &
110 (iwl_beacon_time_mask_high(priv, IWLAGN_EXT_BEACON_TIME_POS) >>
111 IWLAGN_EXT_BEACON_TIME_POS);
112 rem = (usec % interval) & iwl_beacon_time_mask_low(priv,
113 IWLAGN_EXT_BEACON_TIME_POS);
114
115 return (quot << IWLAGN_EXT_BEACON_TIME_POS) + rem;
116}
117
118/* base is usually what we get from ucode with each received frame,
119 * the same as HW timer counter counting down
120 */
121static __le32 iwl_add_beacon_time(struct iwl_priv *priv, u32 base,
122 u32 addon, u32 beacon_interval)
123{
124 u32 base_low = base & iwl_beacon_time_mask_low(priv,
125 IWLAGN_EXT_BEACON_TIME_POS);
126 u32 addon_low = addon & iwl_beacon_time_mask_low(priv,
127 IWLAGN_EXT_BEACON_TIME_POS);
128 u32 interval = beacon_interval * TIME_UNIT;
129 u32 res = (base & iwl_beacon_time_mask_high(priv,
130 IWLAGN_EXT_BEACON_TIME_POS)) +
131 (addon & iwl_beacon_time_mask_high(priv,
132 IWLAGN_EXT_BEACON_TIME_POS));
133
134 if (base_low > addon_low)
135 res += base_low - addon_low;
136 else if (base_low < addon_low) {
137 res += interval + base_low - addon_low;
138 res += (1 << IWLAGN_EXT_BEACON_TIME_POS);
139 } else
140 res += (1 << IWLAGN_EXT_BEACON_TIME_POS);
141
142 return cpu_to_le32(res);
143}
144
e9676695
JB		 145static const struct iwl_sensitivity_ranges iwl1000_sensitivity = {
146 .min_nrg_cck = 95,
147 .auto_corr_min_ofdm = 90,
148 .auto_corr_min_ofdm_mrc = 170,
149 .auto_corr_min_ofdm_x1 = 120,
150 .auto_corr_min_ofdm_mrc_x1 = 240,
151
152 .auto_corr_max_ofdm = 120,
153 .auto_corr_max_ofdm_mrc = 210,
154 .auto_corr_max_ofdm_x1 = 155,
155 .auto_corr_max_ofdm_mrc_x1 = 290,
156
157 .auto_corr_min_cck = 125,
158 .auto_corr_max_cck = 200,
159 .auto_corr_min_cck_mrc = 170,
160 .auto_corr_max_cck_mrc = 400,
161 .nrg_th_cck = 95,
162 .nrg_th_ofdm = 95,
163
164 .barker_corr_th_min = 190,
165 .barker_corr_th_min_mrc = 390,
166 .nrg_th_cca = 62,
167};
168
169static void iwl1000_hw_set_hw_params(struct iwl_priv *priv)
170{
e9676695
JB		 171 iwl1000_set_ct_threshold(priv);
172
173 /* Set initial sensitivity parameters */
174 priv->hw_params.sens = &iwl1000_sensitivity;
175}
176
129219c0 177const struct iwl_dvm_cfg iwl_dvm_1000_cfg = {
e9676695
JB		 178 .set_hw_params = iwl1000_hw_set_hw_params,
179 .nic_config = iwl1000_nic_config,
e9676695 180 .temperature = iwlagn_temperature,
0d8877a1
JB		 181 .support_ct_kill_exit = true,
182 .plcp_delta_threshold = IWL_MAX_PLCP_ERR_EXT_LONG_THRESHOLD_DEF,
183 .chain_noise_scale = 1000,
e9676695
JB		 184};
185
186
187/*
188 * 2000 series
189 * ===========
190 */
191
192static void iwl2000_set_ct_threshold(struct iwl_priv *priv)
193{
194 /* want Celsius */
195 priv->hw_params.ct_kill_threshold = CT_KILL_THRESHOLD;
196 priv->hw_params.ct_kill_exit_threshold = CT_KILL_EXIT_THRESHOLD;
197}
198
199/* NIC configuration for 2000 series */
200static void iwl2000_nic_config(struct iwl_priv *priv)
201{
68e8dfda 202 iwl_set_bit(priv->trans, CSR_GP_DRIVER_REG,
e9676695
JB		 203 CSR_GP_DRIVER_REG_BIT_RADIO_IQ_INVER);
204}
205
206static const struct iwl_sensitivity_ranges iwl2000_sensitivity = {
207 .min_nrg_cck = 97,
208 .auto_corr_min_ofdm = 80,
209 .auto_corr_min_ofdm_mrc = 128,
210 .auto_corr_min_ofdm_x1 = 105,
211 .auto_corr_min_ofdm_mrc_x1 = 192,
212
213 .auto_corr_max_ofdm = 145,
214 .auto_corr_max_ofdm_mrc = 232,
215 .auto_corr_max_ofdm_x1 = 110,
216 .auto_corr_max_ofdm_mrc_x1 = 232,
217
218 .auto_corr_min_cck = 125,
219 .auto_corr_max_cck = 175,
220 .auto_corr_min_cck_mrc = 160,
221 .auto_corr_max_cck_mrc = 310,
222 .nrg_th_cck = 97,
223 .nrg_th_ofdm = 100,
224
225 .barker_corr_th_min = 190,
226 .barker_corr_th_min_mrc = 390,
227 .nrg_th_cca = 62,
228};
229
230static void iwl2000_hw_set_hw_params(struct iwl_priv *priv)
231{
e9676695
JB		 232 iwl2000_set_ct_threshold(priv);
233
234 /* Set initial sensitivity parameters */
235 priv->hw_params.sens = &iwl2000_sensitivity;
236}
237
129219c0 238const struct iwl_dvm_cfg iwl_dvm_2000_cfg = {
e9676695
JB		 239 .set_hw_params = iwl2000_hw_set_hw_params,
240 .nic_config = iwl2000_nic_config,
e9676695 241 .temperature = iwlagn_temperature,
0d8877a1
JB		 242 .adv_thermal_throttle = true,
243 .support_ct_kill_exit = true,
244 .plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
245 .chain_noise_scale = 1000,
246 .hd_v2 = true,
247 .need_temp_offset_calib = true,
248 .temp_offset_v2 = true,
249};
250
129219c0 251const struct iwl_dvm_cfg iwl_dvm_105_cfg = {
0d8877a1
JB		 252 .set_hw_params = iwl2000_hw_set_hw_params,
253 .nic_config = iwl2000_nic_config,
254 .temperature = iwlagn_temperature,
255 .adv_thermal_throttle = true,
256 .support_ct_kill_exit = true,
257 .plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
258 .chain_noise_scale = 1000,
259 .hd_v2 = true,
260 .need_temp_offset_calib = true,
261 .temp_offset_v2 = true,
262 .adv_pm = true,
263};
264
265static const struct iwl_dvm_bt_params iwl2030_bt_params = {
266 /* Due to bluetooth, we transmit 2.4 GHz probes only on antenna A */
267 .advanced_bt_coexist = true,
268 .agg_time_limit = BT_AGG_THRESHOLD_DEF,
269 .bt_init_traffic_load = IWL_BT_COEX_TRAFFIC_LOAD_NONE,
270 .bt_prio_boost = IWLAGN_BT_PRIO_BOOST_DEFAULT32,
271 .bt_sco_disable = true,
272 .bt_session_2 = true,
e9676695
JB		 273};
274
129219c0 275const struct iwl_dvm_cfg iwl_dvm_2030_cfg = {
e9676695
JB		 276 .set_hw_params = iwl2000_hw_set_hw_params,
277 .nic_config = iwl2000_nic_config,
e9676695 278 .temperature = iwlagn_temperature,
0d8877a1
JB		 279 .adv_thermal_throttle = true,
280 .support_ct_kill_exit = true,
281 .plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
282 .chain_noise_scale = 1000,
283 .hd_v2 = true,
284 .bt_params = &iwl2030_bt_params,
285 .need_temp_offset_calib = true,
286 .temp_offset_v2 = true,
287 .adv_pm = true,
e9676695
JB		 288};
289
290/*
291 * 5000 series
292 * ===========
293 */
294
295/* NIC configuration for 5000 series */
e9676695
JB		 296static const struct iwl_sensitivity_ranges iwl5000_sensitivity = {
297 .min_nrg_cck = 100,
298 .auto_corr_min_ofdm = 90,
299 .auto_corr_min_ofdm_mrc = 170,
300 .auto_corr_min_ofdm_x1 = 105,
301 .auto_corr_min_ofdm_mrc_x1 = 220,
302
303 .auto_corr_max_ofdm = 120,
304 .auto_corr_max_ofdm_mrc = 210,
305 .auto_corr_max_ofdm_x1 = 120,
306 .auto_corr_max_ofdm_mrc_x1 = 240,
307
308 .auto_corr_min_cck = 125,
309 .auto_corr_max_cck = 200,
310 .auto_corr_min_cck_mrc = 200,
311 .auto_corr_max_cck_mrc = 400,
312 .nrg_th_cck = 100,
313 .nrg_th_ofdm = 100,
314
315 .barker_corr_th_min = 190,
316 .barker_corr_th_min_mrc = 390,
317 .nrg_th_cca = 62,
318};
319
e5209263 320static const struct iwl_sensitivity_ranges iwl5150_sensitivity = {
e9676695
JB		 321 .min_nrg_cck = 95,
322 .auto_corr_min_ofdm = 90,
323 .auto_corr_min_ofdm_mrc = 170,
324 .auto_corr_min_ofdm_x1 = 105,
325 .auto_corr_min_ofdm_mrc_x1 = 220,
326
327 .auto_corr_max_ofdm = 120,
328 .auto_corr_max_ofdm_mrc = 210,
329 /* max = min for performance bug in 5150 DSP */
330 .auto_corr_max_ofdm_x1 = 105,
331 .auto_corr_max_ofdm_mrc_x1 = 220,
332
333 .auto_corr_min_cck = 125,
334 .auto_corr_max_cck = 200,
335 .auto_corr_min_cck_mrc = 170,
336 .auto_corr_max_cck_mrc = 400,
337 .nrg_th_cck = 95,
338 .nrg_th_ofdm = 95,
339
340 .barker_corr_th_min = 190,
341 .barker_corr_th_min_mrc = 390,
342 .nrg_th_cca = 62,
343};
344
345#define IWL_5150_VOLTAGE_TO_TEMPERATURE_COEFF (-5)
346
347static s32 iwl_temp_calib_to_offset(struct iwl_priv *priv)
348{
349 u16 temperature, voltage;
e9676695 350
b7998c8b
EL		 351 temperature = le16_to_cpu(priv->nvm_data->kelvin_temperature);
352 voltage = le16_to_cpu(priv->nvm_data->kelvin_voltage);
e9676695
JB		 353
354 /* offset = temp - volt / coeff */
355 return (s32)(temperature -
356 voltage / IWL_5150_VOLTAGE_TO_TEMPERATURE_COEFF);
357}
358
359static void iwl5150_set_ct_threshold(struct iwl_priv *priv)
360{
361 const s32 volt2temp_coef = IWL_5150_VOLTAGE_TO_TEMPERATURE_COEFF;
362 s32 threshold = (s32)CELSIUS_TO_KELVIN(CT_KILL_THRESHOLD_LEGACY) -
363 iwl_temp_calib_to_offset(priv);
364
365 priv->hw_params.ct_kill_threshold = threshold * volt2temp_coef;
366}
367
368static void iwl5000_set_ct_threshold(struct iwl_priv *priv)
369{
370 /* want Celsius */
371 priv->hw_params.ct_kill_threshold = CT_KILL_THRESHOLD_LEGACY;
372}
373
374static void iwl5000_hw_set_hw_params(struct iwl_priv *priv)
375{
e9676695
JB		 376 iwl5000_set_ct_threshold(priv);
377
378 /* Set initial sensitivity parameters */
379 priv->hw_params.sens = &iwl5000_sensitivity;
380}
381
382static void iwl5150_hw_set_hw_params(struct iwl_priv *priv)
383{
e9676695
JB		 384 iwl5150_set_ct_threshold(priv);
385
386 /* Set initial sensitivity parameters */
387 priv->hw_params.sens = &iwl5150_sensitivity;
388}
389
390static void iwl5150_temperature(struct iwl_priv *priv)
391{
392 u32 vt = 0;
393 s32 offset = iwl_temp_calib_to_offset(priv);
394
395 vt = le32_to_cpu(priv->statistics.common.temperature);
396 vt = vt / IWL_5150_VOLTAGE_TO_TEMPERATURE_COEFF + offset;
397 /* now vt hold the temperature in Kelvin */
398 priv->temperature = KELVIN_TO_CELSIUS(vt);
399 iwl_tt_handler(priv);
400}
401
402static int iwl5000_hw_channel_switch(struct iwl_priv *priv,
403 struct ieee80211_channel_switch *ch_switch)
404{
405 /*
406 * MULTI-FIXME
407 * See iwlagn_mac_channel_switch.
408 */
409 struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
410 struct iwl5000_channel_switch_cmd cmd;
e9676695
JB		 411 u32 switch_time_in_usec, ucode_switch_time;
412 u16 ch;
413 u32 tsf_low;
414 u8 switch_count;
415 u16 beacon_interval = le16_to_cpu(ctx->timing.beacon_interval);
416 struct ieee80211_vif *vif = ctx->vif;
417 struct iwl_host_cmd hcmd = {
418 .id = REPLY_CHANNEL_SWITCH,
419 .len = { sizeof(cmd), },
e9676695
JB		 420 .data = { &cmd, },
421 };
422
57fbcce3 423 cmd.band = priv->band == NL80211_BAND_2GHZ;
85220d71 424 ch = ch_switch->chandef.chan->hw_value;
e9676695
JB		 425 IWL_DEBUG_11H(priv, "channel switch from %d to %d\n",
426 ctx->active.channel, ch);
427 cmd.channel = cpu_to_le16(ch);
428 cmd.rxon_flags = ctx->staging.flags;
429 cmd.rxon_filter_flags = ctx->staging.filter_flags;
430 switch_count = ch_switch->count;
431 tsf_low = ch_switch->timestamp & 0x0ffffffff;
432 /*
433 * calculate the ucode channel switch time
434 * adding TSF as one of the factor for when to switch
435 */
436 if ((priv->ucode_beacon_time > tsf_low) && beacon_interval) {
437 if (switch_count > ((priv->ucode_beacon_time - tsf_low) /
438 beacon_interval)) {
439 switch_count -= (priv->ucode_beacon_time -
440 tsf_low) / beacon_interval;
441 } else
442 switch_count = 0;
443 }
444 if (switch_count <= 1)
445 cmd.switch_time = cpu_to_le32(priv->ucode_beacon_time);
446 else {
447 switch_time_in_usec =
448 vif->bss_conf.beacon_int * switch_count * TIME_UNIT;
449 ucode_switch_time = iwl_usecs_to_beacons(priv,
450 switch_time_in_usec,
451 beacon_interval);
452 cmd.switch_time = iwl_add_beacon_time(priv,
453 priv->ucode_beacon_time,
454 ucode_switch_time,
455 beacon_interval);
456 }
457 IWL_DEBUG_11H(priv, "uCode time for the switch is 0x%x\n",
458 cmd.switch_time);
85220d71
JB		 459 cmd.expect_beacon =
460 ch_switch->chandef.chan->flags & IEEE80211_CHAN_RADAR;
e9676695
JB		 461
462 return iwl_dvm_send_cmd(priv, &hcmd);
463}
464
129219c0 465const struct iwl_dvm_cfg iwl_dvm_5000_cfg = {
e9676695
JB		 466 .set_hw_params = iwl5000_hw_set_hw_params,
467 .set_channel_switch = iwl5000_hw_channel_switch,
e9676695 468 .temperature = iwlagn_temperature,
0d8877a1
JB		 469 .plcp_delta_threshold = IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF,
470 .chain_noise_scale = 1000,
471 .no_idle_support = true,
e9676695
JB		 472};
473
129219c0 474const struct iwl_dvm_cfg iwl_dvm_5150_cfg = {
e9676695
JB		 475 .set_hw_params = iwl5150_hw_set_hw_params,
476 .set_channel_switch = iwl5000_hw_channel_switch,
e9676695 477 .temperature = iwl5150_temperature,
0d8877a1
JB		 478 .plcp_delta_threshold = IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF,
479 .chain_noise_scale = 1000,
480 .no_idle_support = true,
481 .no_xtal_calib = true,
e9676695
JB		 482};
483
484
485
486/*
487 * 6000 series
488 * ===========
489 */
490
491static void iwl6000_set_ct_threshold(struct iwl_priv *priv)
492{
493 /* want Celsius */
494 priv->hw_params.ct_kill_threshold = CT_KILL_THRESHOLD;
495 priv->hw_params.ct_kill_exit_threshold = CT_KILL_EXIT_THRESHOLD;
496}
497
498/* NIC configuration for 6000 series */
499static void iwl6000_nic_config(struct iwl_priv *priv)
500{
2152268f 501 switch (priv->cfg->device_family) {
e9676695
JB		 502 case IWL_DEVICE_FAMILY_6005:
503 case IWL_DEVICE_FAMILY_6030:
504 case IWL_DEVICE_FAMILY_6000:
505 break;
506 case IWL_DEVICE_FAMILY_6000i:
507 /* 2x2 IPA phy type */
68e8dfda 508 iwl_write32(priv->trans, CSR_GP_DRIVER_REG,
e9676695
JB		 509 CSR_GP_DRIVER_REG_BIT_RADIO_SKU_2x2_IPA);
510 break;
511 case IWL_DEVICE_FAMILY_6050:
512 /* Indicate calibration version to uCode. */
b7998c8b 513 if (priv->nvm_data->calib_version >= 6)
68e8dfda 514 iwl_set_bit(priv->trans, CSR_GP_DRIVER_REG,
e9676695
JB		 515 CSR_GP_DRIVER_REG_BIT_CALIB_VERSION6);
516 break;
517 case IWL_DEVICE_FAMILY_6150:
518 /* Indicate calibration version to uCode. */
b7998c8b 519 if (priv->nvm_data->calib_version >= 6)
68e8dfda 520 iwl_set_bit(priv->trans, CSR_GP_DRIVER_REG,
e9676695 521 CSR_GP_DRIVER_REG_BIT_CALIB_VERSION6);
68e8dfda 522 iwl_set_bit(priv->trans, CSR_GP_DRIVER_REG,
e9676695
JB		 523 CSR_GP_DRIVER_REG_BIT_6050_1x2);
524 break;
525 default:
526 WARN_ON(1);
527 }
528}
529
530static const struct iwl_sensitivity_ranges iwl6000_sensitivity = {
531 .min_nrg_cck = 110,
532 .auto_corr_min_ofdm = 80,
533 .auto_corr_min_ofdm_mrc = 128,
534 .auto_corr_min_ofdm_x1 = 105,
535 .auto_corr_min_ofdm_mrc_x1 = 192,
536
537 .auto_corr_max_ofdm = 145,
538 .auto_corr_max_ofdm_mrc = 232,
539 .auto_corr_max_ofdm_x1 = 110,
540 .auto_corr_max_ofdm_mrc_x1 = 232,
541
542 .auto_corr_min_cck = 125,
543 .auto_corr_max_cck = 175,
544 .auto_corr_min_cck_mrc = 160,
545 .auto_corr_max_cck_mrc = 310,
546 .nrg_th_cck = 110,
547 .nrg_th_ofdm = 110,
548
549 .barker_corr_th_min = 190,
550 .barker_corr_th_min_mrc = 336,
551 .nrg_th_cca = 62,
552};
553
554static void iwl6000_hw_set_hw_params(struct iwl_priv *priv)
555{
e9676695
JB		 556 iwl6000_set_ct_threshold(priv);
557
558 /* Set initial sensitivity parameters */
559 priv->hw_params.sens = &iwl6000_sensitivity;
560
561}
562
563static int iwl6000_hw_channel_switch(struct iwl_priv *priv,
564 struct ieee80211_channel_switch *ch_switch)
565{
566 /*
567 * MULTI-FIXME
568 * See iwlagn_mac_channel_switch.
569 */
570 struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
8f7b8db6 571 struct iwl6000_channel_switch_cmd *cmd;
e9676695
JB		 572 u32 switch_time_in_usec, ucode_switch_time;
573 u16 ch;
574 u32 tsf_low;
575 u8 switch_count;
576 u16 beacon_interval = le16_to_cpu(ctx->timing.beacon_interval);
577 struct ieee80211_vif *vif = ctx->vif;
578 struct iwl_host_cmd hcmd = {
579 .id = REPLY_CHANNEL_SWITCH,
8f7b8db6 580 .len = { sizeof(*cmd), },
8f7b8db6 581 .dataflags[0] = IWL_HCMD_DFL_NOCOPY,
e9676695 582 };
8f7b8db6 583 int err;
e9676695 584
8f7b8db6
JB		 585 cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
586 if (!cmd)
587 return -ENOMEM;
588
589 hcmd.data[0] = cmd;
590
57fbcce3 591 cmd->band = priv->band == NL80211_BAND_2GHZ;
85220d71 592 ch = ch_switch->chandef.chan->hw_value;
e9676695
JB		 593 IWL_DEBUG_11H(priv, "channel switch from %u to %u\n",
594 ctx->active.channel, ch);
8f7b8db6
JB		 595 cmd->channel = cpu_to_le16(ch);
596 cmd->rxon_flags = ctx->staging.flags;
597 cmd->rxon_filter_flags = ctx->staging.filter_flags;
e9676695
JB		 598 switch_count = ch_switch->count;
599 tsf_low = ch_switch->timestamp & 0x0ffffffff;
600 /*
601 * calculate the ucode channel switch time
602 * adding TSF as one of the factor for when to switch
603 */
604 if ((priv->ucode_beacon_time > tsf_low) && beacon_interval) {
605 if (switch_count > ((priv->ucode_beacon_time - tsf_low) /
606 beacon_interval)) {
607 switch_count -= (priv->ucode_beacon_time -
608 tsf_low) / beacon_interval;
609 } else
610 switch_count = 0;
611 }
612 if (switch_count <= 1)
8f7b8db6 613 cmd->switch_time = cpu_to_le32(priv->ucode_beacon_time);
e9676695
JB		 614 else {
615 switch_time_in_usec =
616 vif->bss_conf.beacon_int * switch_count * TIME_UNIT;
617 ucode_switch_time = iwl_usecs_to_beacons(priv,
618 switch_time_in_usec,
619 beacon_interval);
8f7b8db6
JB		 620 cmd->switch_time = iwl_add_beacon_time(priv,
621 priv->ucode_beacon_time,
622 ucode_switch_time,
623 beacon_interval);
e9676695
JB		 624 }
625 IWL_DEBUG_11H(priv, "uCode time for the switch is 0x%x\n",
8f7b8db6 626 cmd->switch_time);
85220d71
JB		 627 cmd->expect_beacon =
628 ch_switch->chandef.chan->flags & IEEE80211_CHAN_RADAR;
e9676695 629
8f7b8db6
JB		 630 err = iwl_dvm_send_cmd(priv, &hcmd);
631 kfree(cmd);
632 return err;
e9676695
JB		 633}
634
129219c0 635const struct iwl_dvm_cfg iwl_dvm_6000_cfg = {
e9676695
JB		 636 .set_hw_params = iwl6000_hw_set_hw_params,
637 .set_channel_switch = iwl6000_hw_channel_switch,
638 .nic_config = iwl6000_nic_config,
e9676695 639 .temperature = iwlagn_temperature,
0d8877a1
JB		 640 .adv_thermal_throttle = true,
641 .support_ct_kill_exit = true,
642 .plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
643 .chain_noise_scale = 1000,
644};
645
646const struct iwl_dvm_cfg iwl_dvm_6005_cfg = {
647 .set_hw_params = iwl6000_hw_set_hw_params,
648 .set_channel_switch = iwl6000_hw_channel_switch,
649 .nic_config = iwl6000_nic_config,
650 .temperature = iwlagn_temperature,
651 .adv_thermal_throttle = true,
652 .support_ct_kill_exit = true,
653 .plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
654 .chain_noise_scale = 1000,
655 .need_temp_offset_calib = true,
656};
657
129219c0 658const struct iwl_dvm_cfg iwl_dvm_6050_cfg = {
0d8877a1
JB		 659 .set_hw_params = iwl6000_hw_set_hw_params,
660 .set_channel_switch = iwl6000_hw_channel_switch,
661 .nic_config = iwl6000_nic_config,
662 .temperature = iwlagn_temperature,
663 .adv_thermal_throttle = true,
664 .support_ct_kill_exit = true,
665 .plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
666 .chain_noise_scale = 1500,
667};
668
669static const struct iwl_dvm_bt_params iwl6000_bt_params = {
670 /* Due to bluetooth, we transmit 2.4 GHz probes only on antenna A */
671 .advanced_bt_coexist = true,
672 .agg_time_limit = BT_AGG_THRESHOLD_DEF,
673 .bt_init_traffic_load = IWL_BT_COEX_TRAFFIC_LOAD_NONE,
674 .bt_prio_boost = IWLAGN_BT_PRIO_BOOST_DEFAULT,
675 .bt_sco_disable = true,
e9676695
JB		 676};
677
129219c0 678const struct iwl_dvm_cfg iwl_dvm_6030_cfg = {
e9676695
JB		 679 .set_hw_params = iwl6000_hw_set_hw_params,
680 .set_channel_switch = iwl6000_hw_channel_switch,
681 .nic_config = iwl6000_nic_config,
e9676695 682 .temperature = iwlagn_temperature,
0d8877a1
JB		 683 .adv_thermal_throttle = true,
684 .support_ct_kill_exit = true,
685 .plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
686 .chain_noise_scale = 1000,
687 .bt_params = &iwl6000_bt_params,
688 .need_temp_offset_calib = true,
689 .adv_pm = true,
e9676695 690};
Linux 6.x block layer and io_uring tree(s)