xref: /linux/drivers/net/wireless/intel/iwlwifi/dvm/devices.c (revision b8e4b0529d59a3ccd0b25a31d3cfc8b0f3b34068)
1 // SPDX-License-Identifier: GPL-2.0-only
2 /******************************************************************************
3  *
4  * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved.
5  * Copyright (C) 2019 Intel Corporation
6  *****************************************************************************/
7 
8 #include <linux/units.h>
9 
10 /*
11  * DVM device-specific data & functions
12  */
13 #include "iwl-io.h"
14 #include "iwl-prph.h"
15 #include "iwl-nvm-utils.h"
16 
17 #include "agn.h"
18 #include "dev.h"
19 #include "commands.h"
20 
21 
22 /*
23  * 1000 series
24  * ===========
25  */
26 
27 /*
28  * For 1000, use advance thermal throttling critical temperature threshold,
29  * but legacy thermal management implementation for now.
30  * This is for the reason of 1000 uCode using advance thermal throttling API
31  * but not implement ct_kill_exit based on ct_kill exit temperature
32  * so the thermal throttling will still based on legacy thermal throttling
33  * management.
34  * The code here need to be modified once 1000 uCode has the advanced thermal
35  * throttling algorithm in place
36  */
37 static void iwl1000_set_ct_threshold(struct iwl_priv *priv)
38 {
39 	/* want Celsius */
40 	priv->hw_params.ct_kill_threshold = CT_KILL_THRESHOLD_LEGACY;
41 	priv->hw_params.ct_kill_exit_threshold = CT_KILL_EXIT_THRESHOLD;
42 }
43 
44 /* NIC configuration for 1000 series */
45 static void iwl1000_nic_config(struct iwl_priv *priv)
46 {
47 	/* Setting digital SVR for 1000 card to 1.32V */
48 	/* locking is acquired in iwl_set_bits_mask_prph() function */
49 	iwl_set_bits_mask_prph(priv->trans, APMG_DIGITAL_SVR_REG,
50 				APMG_SVR_DIGITAL_VOLTAGE_1_32,
51 				~APMG_SVR_VOLTAGE_CONFIG_BIT_MSK);
52 }
53 
54 /**
55  * iwl_beacon_time_mask_low - mask of lower 32 bit of beacon time
56  * @priv: pointer to iwl_priv data structure
57  * @tsf_bits: number of bits need to shift for masking)
58  */
59 static inline u32 iwl_beacon_time_mask_low(struct iwl_priv *priv,
60 					   u16 tsf_bits)
61 {
62 	return (1 << tsf_bits) - 1;
63 }
64 
65 /**
66  * iwl_beacon_time_mask_high - mask of higher 32 bit of beacon time
67  * @priv: pointer to iwl_priv data structure
68  * @tsf_bits: number of bits need to shift for masking)
69  */
70 static inline u32 iwl_beacon_time_mask_high(struct iwl_priv *priv,
71 					    u16 tsf_bits)
72 {
73 	return ((1 << (32 - tsf_bits)) - 1) << tsf_bits;
74 }
75 
76 /*
77  * extended beacon time format
78  * time in usec will be changed into a 32-bit value in extended:internal format
79  * the extended part is the beacon counts
80  * the internal part is the time in usec within one beacon interval
81  */
82 static u32 iwl_usecs_to_beacons(struct iwl_priv *priv, u32 usec,
83 				u32 beacon_interval)
84 {
85 	u32 quot;
86 	u32 rem;
87 	u32 interval = beacon_interval * TIME_UNIT;
88 
89 	if (!interval || !usec)
90 		return 0;
91 
92 	quot = (usec / interval) &
93 		(iwl_beacon_time_mask_high(priv, IWLAGN_EXT_BEACON_TIME_POS) >>
94 		IWLAGN_EXT_BEACON_TIME_POS);
95 	rem = (usec % interval) & iwl_beacon_time_mask_low(priv,
96 				   IWLAGN_EXT_BEACON_TIME_POS);
97 
98 	return (quot << IWLAGN_EXT_BEACON_TIME_POS) + rem;
99 }
100 
101 /* base is usually what we get from ucode with each received frame,
102  * the same as HW timer counter counting down
103  */
104 static __le32 iwl_add_beacon_time(struct iwl_priv *priv, u32 base,
105 			   u32 addon, u32 beacon_interval)
106 {
107 	u32 base_low = base & iwl_beacon_time_mask_low(priv,
108 				IWLAGN_EXT_BEACON_TIME_POS);
109 	u32 addon_low = addon & iwl_beacon_time_mask_low(priv,
110 				IWLAGN_EXT_BEACON_TIME_POS);
111 	u32 interval = beacon_interval * TIME_UNIT;
112 	u32 res = (base & iwl_beacon_time_mask_high(priv,
113 				IWLAGN_EXT_BEACON_TIME_POS)) +
114 				(addon & iwl_beacon_time_mask_high(priv,
115 				IWLAGN_EXT_BEACON_TIME_POS));
116 
117 	if (base_low > addon_low)
118 		res += base_low - addon_low;
119 	else if (base_low < addon_low) {
120 		res += interval + base_low - addon_low;
121 		res += (1 << IWLAGN_EXT_BEACON_TIME_POS);
122 	} else
123 		res += (1 << IWLAGN_EXT_BEACON_TIME_POS);
124 
125 	return cpu_to_le32(res);
126 }
127 
128 static const struct iwl_sensitivity_ranges iwl1000_sensitivity = {
129 	.min_nrg_cck = 95,
130 	.auto_corr_min_ofdm = 90,
131 	.auto_corr_min_ofdm_mrc = 170,
132 	.auto_corr_min_ofdm_x1 = 120,
133 	.auto_corr_min_ofdm_mrc_x1 = 240,
134 
135 	.auto_corr_max_ofdm = 120,
136 	.auto_corr_max_ofdm_mrc = 210,
137 	.auto_corr_max_ofdm_x1 = 155,
138 	.auto_corr_max_ofdm_mrc_x1 = 290,
139 
140 	.auto_corr_min_cck = 125,
141 	.auto_corr_max_cck = 200,
142 	.auto_corr_min_cck_mrc = 170,
143 	.auto_corr_max_cck_mrc = 400,
144 	.nrg_th_cck = 95,
145 	.nrg_th_ofdm = 95,
146 
147 	.barker_corr_th_min = 190,
148 	.barker_corr_th_min_mrc = 390,
149 	.nrg_th_cca = 62,
150 };
151 
152 static void iwl1000_hw_set_hw_params(struct iwl_priv *priv)
153 {
154 	iwl1000_set_ct_threshold(priv);
155 
156 	/* Set initial sensitivity parameters */
157 	priv->hw_params.sens = &iwl1000_sensitivity;
158 }
159 
160 const struct iwl_dvm_cfg iwl_dvm_1000_cfg = {
161 	.set_hw_params = iwl1000_hw_set_hw_params,
162 	.nic_config = iwl1000_nic_config,
163 	.temperature = iwlagn_temperature,
164 	.support_ct_kill_exit = true,
165 	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_EXT_LONG_THRESHOLD_DEF,
166 	.chain_noise_scale = 1000,
167 };
168 
169 
170 /*
171  * 2000 series
172  * ===========
173  */
174 
175 static void iwl2000_set_ct_threshold(struct iwl_priv *priv)
176 {
177 	/* want Celsius */
178 	priv->hw_params.ct_kill_threshold = CT_KILL_THRESHOLD;
179 	priv->hw_params.ct_kill_exit_threshold = CT_KILL_EXIT_THRESHOLD;
180 }
181 
182 /* NIC configuration for 2000 series */
183 static void iwl2000_nic_config(struct iwl_priv *priv)
184 {
185 	iwl_set_bit(priv->trans, CSR_GP_DRIVER_REG,
186 		    CSR_GP_DRIVER_REG_BIT_RADIO_IQ_INVER);
187 }
188 
189 static const struct iwl_sensitivity_ranges iwl2000_sensitivity = {
190 	.min_nrg_cck = 97,
191 	.auto_corr_min_ofdm = 80,
192 	.auto_corr_min_ofdm_mrc = 128,
193 	.auto_corr_min_ofdm_x1 = 105,
194 	.auto_corr_min_ofdm_mrc_x1 = 192,
195 
196 	.auto_corr_max_ofdm = 145,
197 	.auto_corr_max_ofdm_mrc = 232,
198 	.auto_corr_max_ofdm_x1 = 110,
199 	.auto_corr_max_ofdm_mrc_x1 = 232,
200 
201 	.auto_corr_min_cck = 125,
202 	.auto_corr_max_cck = 175,
203 	.auto_corr_min_cck_mrc = 160,
204 	.auto_corr_max_cck_mrc = 310,
205 	.nrg_th_cck = 97,
206 	.nrg_th_ofdm = 100,
207 
208 	.barker_corr_th_min = 190,
209 	.barker_corr_th_min_mrc = 390,
210 	.nrg_th_cca = 62,
211 };
212 
213 static void iwl2000_hw_set_hw_params(struct iwl_priv *priv)
214 {
215 	iwl2000_set_ct_threshold(priv);
216 
217 	/* Set initial sensitivity parameters */
218 	priv->hw_params.sens = &iwl2000_sensitivity;
219 }
220 
221 const struct iwl_dvm_cfg iwl_dvm_2000_cfg = {
222 	.set_hw_params = iwl2000_hw_set_hw_params,
223 	.nic_config = iwl2000_nic_config,
224 	.temperature = iwlagn_temperature,
225 	.adv_thermal_throttle = true,
226 	.support_ct_kill_exit = true,
227 	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
228 	.chain_noise_scale = 1000,
229 	.hd_v2 = true,
230 	.need_temp_offset_calib = true,
231 	.temp_offset_v2 = true,
232 };
233 
234 const struct iwl_dvm_cfg iwl_dvm_105_cfg = {
235 	.set_hw_params = iwl2000_hw_set_hw_params,
236 	.nic_config = iwl2000_nic_config,
237 	.temperature = iwlagn_temperature,
238 	.adv_thermal_throttle = true,
239 	.support_ct_kill_exit = true,
240 	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
241 	.chain_noise_scale = 1000,
242 	.hd_v2 = true,
243 	.need_temp_offset_calib = true,
244 	.temp_offset_v2 = true,
245 	.adv_pm = true,
246 };
247 
248 static const struct iwl_dvm_bt_params iwl2030_bt_params = {
249 	/* Due to bluetooth, we transmit 2.4 GHz probes only on antenna A */
250 	.advanced_bt_coexist = true,
251 	.agg_time_limit = BT_AGG_THRESHOLD_DEF,
252 	.bt_init_traffic_load = IWL_BT_COEX_TRAFFIC_LOAD_NONE,
253 	.bt_prio_boost = IWLAGN_BT_PRIO_BOOST_DEFAULT32,
254 	.bt_sco_disable = true,
255 	.bt_session_2 = true,
256 };
257 
258 const struct iwl_dvm_cfg iwl_dvm_2030_cfg = {
259 	.set_hw_params = iwl2000_hw_set_hw_params,
260 	.nic_config = iwl2000_nic_config,
261 	.temperature = iwlagn_temperature,
262 	.adv_thermal_throttle = true,
263 	.support_ct_kill_exit = true,
264 	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
265 	.chain_noise_scale = 1000,
266 	.hd_v2 = true,
267 	.bt_params = &iwl2030_bt_params,
268 	.need_temp_offset_calib = true,
269 	.temp_offset_v2 = true,
270 	.adv_pm = true,
271 };
272 
273 /*
274  * 5000 series
275  * ===========
276  */
277 
278 /* NIC configuration for 5000 series */
279 static const struct iwl_sensitivity_ranges iwl5000_sensitivity = {
280 	.min_nrg_cck = 100,
281 	.auto_corr_min_ofdm = 90,
282 	.auto_corr_min_ofdm_mrc = 170,
283 	.auto_corr_min_ofdm_x1 = 105,
284 	.auto_corr_min_ofdm_mrc_x1 = 220,
285 
286 	.auto_corr_max_ofdm = 120,
287 	.auto_corr_max_ofdm_mrc = 210,
288 	.auto_corr_max_ofdm_x1 = 120,
289 	.auto_corr_max_ofdm_mrc_x1 = 240,
290 
291 	.auto_corr_min_cck = 125,
292 	.auto_corr_max_cck = 200,
293 	.auto_corr_min_cck_mrc = 200,
294 	.auto_corr_max_cck_mrc = 400,
295 	.nrg_th_cck = 100,
296 	.nrg_th_ofdm = 100,
297 
298 	.barker_corr_th_min = 190,
299 	.barker_corr_th_min_mrc = 390,
300 	.nrg_th_cca = 62,
301 };
302 
303 static const struct iwl_sensitivity_ranges iwl5150_sensitivity = {
304 	.min_nrg_cck = 95,
305 	.auto_corr_min_ofdm = 90,
306 	.auto_corr_min_ofdm_mrc = 170,
307 	.auto_corr_min_ofdm_x1 = 105,
308 	.auto_corr_min_ofdm_mrc_x1 = 220,
309 
310 	.auto_corr_max_ofdm = 120,
311 	.auto_corr_max_ofdm_mrc = 210,
312 	/* max = min for performance bug in 5150 DSP */
313 	.auto_corr_max_ofdm_x1 = 105,
314 	.auto_corr_max_ofdm_mrc_x1 = 220,
315 
316 	.auto_corr_min_cck = 125,
317 	.auto_corr_max_cck = 200,
318 	.auto_corr_min_cck_mrc = 170,
319 	.auto_corr_max_cck_mrc = 400,
320 	.nrg_th_cck = 95,
321 	.nrg_th_ofdm = 95,
322 
323 	.barker_corr_th_min = 190,
324 	.barker_corr_th_min_mrc = 390,
325 	.nrg_th_cca = 62,
326 };
327 
328 #define IWL_5150_VOLTAGE_TO_TEMPERATURE_COEFF	(-5)
329 
330 static s32 iwl_temp_calib_to_offset(struct iwl_priv *priv)
331 {
332 	u16 temperature, voltage;
333 
334 	temperature = le16_to_cpu(priv->nvm_data->kelvin_temperature);
335 	voltage = le16_to_cpu(priv->nvm_data->kelvin_voltage);
336 
337 	/* offset = temp - volt / coeff */
338 	return (s32)(temperature -
339 			voltage / IWL_5150_VOLTAGE_TO_TEMPERATURE_COEFF);
340 }
341 
342 static void iwl5150_set_ct_threshold(struct iwl_priv *priv)
343 {
344 	const s32 volt2temp_coef = IWL_5150_VOLTAGE_TO_TEMPERATURE_COEFF;
345 	s32 threshold = (s32)celsius_to_kelvin(CT_KILL_THRESHOLD_LEGACY) -
346 			iwl_temp_calib_to_offset(priv);
347 
348 	priv->hw_params.ct_kill_threshold = threshold * volt2temp_coef;
349 }
350 
351 static void iwl5000_set_ct_threshold(struct iwl_priv *priv)
352 {
353 	/* want Celsius */
354 	priv->hw_params.ct_kill_threshold = CT_KILL_THRESHOLD_LEGACY;
355 }
356 
357 static void iwl5000_hw_set_hw_params(struct iwl_priv *priv)
358 {
359 	iwl5000_set_ct_threshold(priv);
360 
361 	/* Set initial sensitivity parameters */
362 	priv->hw_params.sens = &iwl5000_sensitivity;
363 }
364 
365 static void iwl5150_hw_set_hw_params(struct iwl_priv *priv)
366 {
367 	iwl5150_set_ct_threshold(priv);
368 
369 	/* Set initial sensitivity parameters */
370 	priv->hw_params.sens = &iwl5150_sensitivity;
371 }
372 
373 static void iwl5150_temperature(struct iwl_priv *priv)
374 {
375 	u32 vt = 0;
376 	s32 offset =  iwl_temp_calib_to_offset(priv);
377 
378 	vt = le32_to_cpu(priv->statistics.common.temperature);
379 	vt = vt / IWL_5150_VOLTAGE_TO_TEMPERATURE_COEFF + offset;
380 	/* now vt hold the temperature in Kelvin */
381 	priv->temperature = kelvin_to_celsius(vt);
382 	iwl_tt_handler(priv);
383 }
384 
385 static int iwl5000_hw_channel_switch(struct iwl_priv *priv,
386 				     struct ieee80211_channel_switch *ch_switch)
387 {
388 	/*
389 	 * MULTI-FIXME
390 	 * See iwlagn_mac_channel_switch.
391 	 */
392 	struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
393 	struct iwl5000_channel_switch_cmd cmd;
394 	u32 switch_time_in_usec, ucode_switch_time;
395 	u16 ch;
396 	u32 tsf_low;
397 	u8 switch_count;
398 	u16 beacon_interval = le16_to_cpu(ctx->timing.beacon_interval);
399 	struct ieee80211_vif *vif = ctx->vif;
400 	struct iwl_host_cmd hcmd = {
401 		.id = REPLY_CHANNEL_SWITCH,
402 		.len = { sizeof(cmd), },
403 		.data = { &cmd, },
404 	};
405 
406 	cmd.band = priv->band == NL80211_BAND_2GHZ;
407 	ch = ch_switch->chandef.chan->hw_value;
408 	IWL_DEBUG_11H(priv, "channel switch from %d to %d\n",
409 		      ctx->active.channel, ch);
410 	cmd.channel = cpu_to_le16(ch);
411 	cmd.rxon_flags = ctx->staging.flags;
412 	cmd.rxon_filter_flags = ctx->staging.filter_flags;
413 	switch_count = ch_switch->count;
414 	tsf_low = ch_switch->timestamp & 0x0ffffffff;
415 	/*
416 	 * calculate the ucode channel switch time
417 	 * adding TSF as one of the factor for when to switch
418 	 */
419 	if ((priv->ucode_beacon_time > tsf_low) && beacon_interval) {
420 		if (switch_count > ((priv->ucode_beacon_time - tsf_low) /
421 		    beacon_interval)) {
422 			switch_count -= (priv->ucode_beacon_time -
423 				tsf_low) / beacon_interval;
424 		} else
425 			switch_count = 0;
426 	}
427 	if (switch_count <= 1)
428 		cmd.switch_time = cpu_to_le32(priv->ucode_beacon_time);
429 	else {
430 		switch_time_in_usec =
431 			vif->bss_conf.beacon_int * switch_count * TIME_UNIT;
432 		ucode_switch_time = iwl_usecs_to_beacons(priv,
433 							 switch_time_in_usec,
434 							 beacon_interval);
435 		cmd.switch_time = iwl_add_beacon_time(priv,
436 						      priv->ucode_beacon_time,
437 						      ucode_switch_time,
438 						      beacon_interval);
439 	}
440 	IWL_DEBUG_11H(priv, "uCode time for the switch is 0x%x\n",
441 		      cmd.switch_time);
442 	cmd.expect_beacon =
443 		ch_switch->chandef.chan->flags & IEEE80211_CHAN_RADAR;
444 
445 	return iwl_dvm_send_cmd(priv, &hcmd);
446 }
447 
448 const struct iwl_dvm_cfg iwl_dvm_5000_cfg = {
449 	.set_hw_params = iwl5000_hw_set_hw_params,
450 	.set_channel_switch = iwl5000_hw_channel_switch,
451 	.temperature = iwlagn_temperature,
452 	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF,
453 	.chain_noise_scale = 1000,
454 	.no_idle_support = true,
455 };
456 
457 const struct iwl_dvm_cfg iwl_dvm_5150_cfg = {
458 	.set_hw_params = iwl5150_hw_set_hw_params,
459 	.set_channel_switch = iwl5000_hw_channel_switch,
460 	.temperature = iwl5150_temperature,
461 	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF,
462 	.chain_noise_scale = 1000,
463 	.no_idle_support = true,
464 	.no_xtal_calib = true,
465 };
466 
467 
468 
469 /*
470  * 6000 series
471  * ===========
472  */
473 
474 static void iwl6000_set_ct_threshold(struct iwl_priv *priv)
475 {
476 	/* want Celsius */
477 	priv->hw_params.ct_kill_threshold = CT_KILL_THRESHOLD;
478 	priv->hw_params.ct_kill_exit_threshold = CT_KILL_EXIT_THRESHOLD;
479 }
480 
481 /* NIC configuration for 6000 series */
482 static void iwl6000_nic_config(struct iwl_priv *priv)
483 {
484 	switch (priv->trans->trans_cfg->device_family) {
485 	case IWL_DEVICE_FAMILY_6005:
486 	case IWL_DEVICE_FAMILY_6030:
487 	case IWL_DEVICE_FAMILY_6000:
488 		break;
489 	case IWL_DEVICE_FAMILY_6000i:
490 		/* 2x2 IPA phy type */
491 		iwl_write32(priv->trans, CSR_GP_DRIVER_REG,
492 			     CSR_GP_DRIVER_REG_BIT_RADIO_SKU_2x2_IPA);
493 		break;
494 	case IWL_DEVICE_FAMILY_6050:
495 		/* Indicate calibration version to uCode. */
496 		if (priv->nvm_data->calib_version >= 6)
497 			iwl_set_bit(priv->trans, CSR_GP_DRIVER_REG,
498 					CSR_GP_DRIVER_REG_BIT_CALIB_VERSION6);
499 		break;
500 	case IWL_DEVICE_FAMILY_6150:
501 		/* Indicate calibration version to uCode. */
502 		if (priv->nvm_data->calib_version >= 6)
503 			iwl_set_bit(priv->trans, CSR_GP_DRIVER_REG,
504 					CSR_GP_DRIVER_REG_BIT_CALIB_VERSION6);
505 		iwl_set_bit(priv->trans, CSR_GP_DRIVER_REG,
506 			    CSR_GP_DRIVER_REG_BIT_6050_1x2);
507 		break;
508 	default:
509 		WARN_ON(1);
510 	}
511 }
512 
513 static const struct iwl_sensitivity_ranges iwl6000_sensitivity = {
514 	.min_nrg_cck = 110,
515 	.auto_corr_min_ofdm = 80,
516 	.auto_corr_min_ofdm_mrc = 128,
517 	.auto_corr_min_ofdm_x1 = 105,
518 	.auto_corr_min_ofdm_mrc_x1 = 192,
519 
520 	.auto_corr_max_ofdm = 145,
521 	.auto_corr_max_ofdm_mrc = 232,
522 	.auto_corr_max_ofdm_x1 = 110,
523 	.auto_corr_max_ofdm_mrc_x1 = 232,
524 
525 	.auto_corr_min_cck = 125,
526 	.auto_corr_max_cck = 175,
527 	.auto_corr_min_cck_mrc = 160,
528 	.auto_corr_max_cck_mrc = 310,
529 	.nrg_th_cck = 110,
530 	.nrg_th_ofdm = 110,
531 
532 	.barker_corr_th_min = 190,
533 	.barker_corr_th_min_mrc = 336,
534 	.nrg_th_cca = 62,
535 };
536 
537 static void iwl6000_hw_set_hw_params(struct iwl_priv *priv)
538 {
539 	iwl6000_set_ct_threshold(priv);
540 
541 	/* Set initial sensitivity parameters */
542 	priv->hw_params.sens = &iwl6000_sensitivity;
543 
544 }
545 
546 static int iwl6000_hw_channel_switch(struct iwl_priv *priv,
547 				     struct ieee80211_channel_switch *ch_switch)
548 {
549 	/*
550 	 * MULTI-FIXME
551 	 * See iwlagn_mac_channel_switch.
552 	 */
553 	struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
554 	struct iwl6000_channel_switch_cmd *cmd;
555 	u32 switch_time_in_usec, ucode_switch_time;
556 	u16 ch;
557 	u32 tsf_low;
558 	u8 switch_count;
559 	u16 beacon_interval = le16_to_cpu(ctx->timing.beacon_interval);
560 	struct ieee80211_vif *vif = ctx->vif;
561 	struct iwl_host_cmd hcmd = {
562 		.id = REPLY_CHANNEL_SWITCH,
563 		.len = { sizeof(*cmd), },
564 		.dataflags[0] = IWL_HCMD_DFL_NOCOPY,
565 	};
566 	int err;
567 
568 	cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
569 	if (!cmd)
570 		return -ENOMEM;
571 
572 	hcmd.data[0] = cmd;
573 
574 	cmd->band = priv->band == NL80211_BAND_2GHZ;
575 	ch = ch_switch->chandef.chan->hw_value;
576 	IWL_DEBUG_11H(priv, "channel switch from %u to %u\n",
577 		      ctx->active.channel, ch);
578 	cmd->channel = cpu_to_le16(ch);
579 	cmd->rxon_flags = ctx->staging.flags;
580 	cmd->rxon_filter_flags = ctx->staging.filter_flags;
581 	switch_count = ch_switch->count;
582 	tsf_low = ch_switch->timestamp & 0x0ffffffff;
583 	/*
584 	 * calculate the ucode channel switch time
585 	 * adding TSF as one of the factor for when to switch
586 	 */
587 	if ((priv->ucode_beacon_time > tsf_low) && beacon_interval) {
588 		if (switch_count > ((priv->ucode_beacon_time - tsf_low) /
589 		    beacon_interval)) {
590 			switch_count -= (priv->ucode_beacon_time -
591 				tsf_low) / beacon_interval;
592 		} else
593 			switch_count = 0;
594 	}
595 	if (switch_count <= 1)
596 		cmd->switch_time = cpu_to_le32(priv->ucode_beacon_time);
597 	else {
598 		switch_time_in_usec =
599 			vif->bss_conf.beacon_int * switch_count * TIME_UNIT;
600 		ucode_switch_time = iwl_usecs_to_beacons(priv,
601 							 switch_time_in_usec,
602 							 beacon_interval);
603 		cmd->switch_time = iwl_add_beacon_time(priv,
604 						       priv->ucode_beacon_time,
605 						       ucode_switch_time,
606 						       beacon_interval);
607 	}
608 	IWL_DEBUG_11H(priv, "uCode time for the switch is 0x%x\n",
609 		      cmd->switch_time);
610 	cmd->expect_beacon =
611 		ch_switch->chandef.chan->flags & IEEE80211_CHAN_RADAR;
612 
613 	err = iwl_dvm_send_cmd(priv, &hcmd);
614 	kfree(cmd);
615 	return err;
616 }
617 
618 const struct iwl_dvm_cfg iwl_dvm_6000_cfg = {
619 	.set_hw_params = iwl6000_hw_set_hw_params,
620 	.set_channel_switch = iwl6000_hw_channel_switch,
621 	.nic_config = iwl6000_nic_config,
622 	.temperature = iwlagn_temperature,
623 	.adv_thermal_throttle = true,
624 	.support_ct_kill_exit = true,
625 	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
626 	.chain_noise_scale = 1000,
627 };
628 
629 const struct iwl_dvm_cfg iwl_dvm_6005_cfg = {
630 	.set_hw_params = iwl6000_hw_set_hw_params,
631 	.set_channel_switch = iwl6000_hw_channel_switch,
632 	.nic_config = iwl6000_nic_config,
633 	.temperature = iwlagn_temperature,
634 	.adv_thermal_throttle = true,
635 	.support_ct_kill_exit = true,
636 	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
637 	.chain_noise_scale = 1000,
638 	.need_temp_offset_calib = true,
639 };
640 
641 const struct iwl_dvm_cfg iwl_dvm_6050_cfg = {
642 	.set_hw_params = iwl6000_hw_set_hw_params,
643 	.set_channel_switch = iwl6000_hw_channel_switch,
644 	.nic_config = iwl6000_nic_config,
645 	.temperature = iwlagn_temperature,
646 	.adv_thermal_throttle = true,
647 	.support_ct_kill_exit = true,
648 	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
649 	.chain_noise_scale = 1500,
650 };
651 
652 static const struct iwl_dvm_bt_params iwl6000_bt_params = {
653 	/* Due to bluetooth, we transmit 2.4 GHz probes only on antenna A */
654 	.advanced_bt_coexist = true,
655 	.agg_time_limit = BT_AGG_THRESHOLD_DEF,
656 	.bt_init_traffic_load = IWL_BT_COEX_TRAFFIC_LOAD_NONE,
657 	.bt_prio_boost = IWLAGN_BT_PRIO_BOOST_DEFAULT,
658 	.bt_sco_disable = true,
659 };
660 
661 const struct iwl_dvm_cfg iwl_dvm_6030_cfg = {
662 	.set_hw_params = iwl6000_hw_set_hw_params,
663 	.set_channel_switch = iwl6000_hw_channel_switch,
664 	.nic_config = iwl6000_nic_config,
665 	.temperature = iwlagn_temperature,
666 	.adv_thermal_throttle = true,
667 	.support_ct_kill_exit = true,
668 	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
669 	.chain_noise_scale = 1000,
670 	.bt_params = &iwl6000_bt_params,
671 	.need_temp_offset_calib = true,
672 	.adv_pm = true,
673 };
674