xref: /linux/drivers/net/wireless/intel/iwlwifi/dvm/devices.c (revision b8d312aa075f33282565467662c4628dae0a2aff)
1 // SPDX-License-Identifier: GPL-2.0-only
2 /******************************************************************************
3  *
4  * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved.
5  *
6  * Contact Information:
7  *  Intel Linux Wireless <linuxwifi@intel.com>
8  * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
9  *
10  *****************************************************************************/
11 
12 /*
13  * DVM device-specific data & functions
14  */
15 #include "iwl-io.h"
16 #include "iwl-prph.h"
17 #include "iwl-eeprom-parse.h"
18 
19 #include "agn.h"
20 #include "dev.h"
21 #include "commands.h"
22 
23 
24 /*
25  * 1000 series
26  * ===========
27  */
28 
29 /*
30  * For 1000, use advance thermal throttling critical temperature threshold,
31  * but legacy thermal management implementation for now.
32  * This is for the reason of 1000 uCode using advance thermal throttling API
33  * but not implement ct_kill_exit based on ct_kill exit temperature
34  * so the thermal throttling will still based on legacy thermal throttling
35  * management.
36  * The code here need to be modified once 1000 uCode has the advanced thermal
37  * throttling algorithm in place
38  */
39 static void iwl1000_set_ct_threshold(struct iwl_priv *priv)
40 {
41 	/* want Celsius */
42 	priv->hw_params.ct_kill_threshold = CT_KILL_THRESHOLD_LEGACY;
43 	priv->hw_params.ct_kill_exit_threshold = CT_KILL_EXIT_THRESHOLD;
44 }
45 
46 /* NIC configuration for 1000 series */
47 static void iwl1000_nic_config(struct iwl_priv *priv)
48 {
49 	/* Setting digital SVR for 1000 card to 1.32V */
50 	/* locking is acquired in iwl_set_bits_mask_prph() function */
51 	iwl_set_bits_mask_prph(priv->trans, APMG_DIGITAL_SVR_REG,
52 				APMG_SVR_DIGITAL_VOLTAGE_1_32,
53 				~APMG_SVR_VOLTAGE_CONFIG_BIT_MSK);
54 }
55 
56 /**
57  * iwl_beacon_time_mask_low - mask of lower 32 bit of beacon time
58  * @priv -- pointer to iwl_priv data structure
59  * @tsf_bits -- number of bits need to shift for masking)
60  */
61 static inline u32 iwl_beacon_time_mask_low(struct iwl_priv *priv,
62 					   u16 tsf_bits)
63 {
64 	return (1 << tsf_bits) - 1;
65 }
66 
67 /**
68  * iwl_beacon_time_mask_high - mask of higher 32 bit of beacon time
69  * @priv -- pointer to iwl_priv data structure
70  * @tsf_bits -- number of bits need to shift for masking)
71  */
72 static inline u32 iwl_beacon_time_mask_high(struct iwl_priv *priv,
73 					    u16 tsf_bits)
74 {
75 	return ((1 << (32 - tsf_bits)) - 1) << tsf_bits;
76 }
77 
78 /*
79  * extended beacon time format
80  * time in usec will be changed into a 32-bit value in extended:internal format
81  * the extended part is the beacon counts
82  * the internal part is the time in usec within one beacon interval
83  */
84 static u32 iwl_usecs_to_beacons(struct iwl_priv *priv, u32 usec,
85 				u32 beacon_interval)
86 {
87 	u32 quot;
88 	u32 rem;
89 	u32 interval = beacon_interval * TIME_UNIT;
90 
91 	if (!interval || !usec)
92 		return 0;
93 
94 	quot = (usec / interval) &
95 		(iwl_beacon_time_mask_high(priv, IWLAGN_EXT_BEACON_TIME_POS) >>
96 		IWLAGN_EXT_BEACON_TIME_POS);
97 	rem = (usec % interval) & iwl_beacon_time_mask_low(priv,
98 				   IWLAGN_EXT_BEACON_TIME_POS);
99 
100 	return (quot << IWLAGN_EXT_BEACON_TIME_POS) + rem;
101 }
102 
103 /* base is usually what we get from ucode with each received frame,
104  * the same as HW timer counter counting down
105  */
106 static __le32 iwl_add_beacon_time(struct iwl_priv *priv, u32 base,
107 			   u32 addon, u32 beacon_interval)
108 {
109 	u32 base_low = base & iwl_beacon_time_mask_low(priv,
110 				IWLAGN_EXT_BEACON_TIME_POS);
111 	u32 addon_low = addon & iwl_beacon_time_mask_low(priv,
112 				IWLAGN_EXT_BEACON_TIME_POS);
113 	u32 interval = beacon_interval * TIME_UNIT;
114 	u32 res = (base & iwl_beacon_time_mask_high(priv,
115 				IWLAGN_EXT_BEACON_TIME_POS)) +
116 				(addon & iwl_beacon_time_mask_high(priv,
117 				IWLAGN_EXT_BEACON_TIME_POS));
118 
119 	if (base_low > addon_low)
120 		res += base_low - addon_low;
121 	else if (base_low < addon_low) {
122 		res += interval + base_low - addon_low;
123 		res += (1 << IWLAGN_EXT_BEACON_TIME_POS);
124 	} else
125 		res += (1 << IWLAGN_EXT_BEACON_TIME_POS);
126 
127 	return cpu_to_le32(res);
128 }
129 
130 static const struct iwl_sensitivity_ranges iwl1000_sensitivity = {
131 	.min_nrg_cck = 95,
132 	.auto_corr_min_ofdm = 90,
133 	.auto_corr_min_ofdm_mrc = 170,
134 	.auto_corr_min_ofdm_x1 = 120,
135 	.auto_corr_min_ofdm_mrc_x1 = 240,
136 
137 	.auto_corr_max_ofdm = 120,
138 	.auto_corr_max_ofdm_mrc = 210,
139 	.auto_corr_max_ofdm_x1 = 155,
140 	.auto_corr_max_ofdm_mrc_x1 = 290,
141 
142 	.auto_corr_min_cck = 125,
143 	.auto_corr_max_cck = 200,
144 	.auto_corr_min_cck_mrc = 170,
145 	.auto_corr_max_cck_mrc = 400,
146 	.nrg_th_cck = 95,
147 	.nrg_th_ofdm = 95,
148 
149 	.barker_corr_th_min = 190,
150 	.barker_corr_th_min_mrc = 390,
151 	.nrg_th_cca = 62,
152 };
153 
154 static void iwl1000_hw_set_hw_params(struct iwl_priv *priv)
155 {
156 	iwl1000_set_ct_threshold(priv);
157 
158 	/* Set initial sensitivity parameters */
159 	priv->hw_params.sens = &iwl1000_sensitivity;
160 }
161 
162 const struct iwl_dvm_cfg iwl_dvm_1000_cfg = {
163 	.set_hw_params = iwl1000_hw_set_hw_params,
164 	.nic_config = iwl1000_nic_config,
165 	.temperature = iwlagn_temperature,
166 	.support_ct_kill_exit = true,
167 	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_EXT_LONG_THRESHOLD_DEF,
168 	.chain_noise_scale = 1000,
169 };
170 
171 
172 /*
173  * 2000 series
174  * ===========
175  */
176 
177 static void iwl2000_set_ct_threshold(struct iwl_priv *priv)
178 {
179 	/* want Celsius */
180 	priv->hw_params.ct_kill_threshold = CT_KILL_THRESHOLD;
181 	priv->hw_params.ct_kill_exit_threshold = CT_KILL_EXIT_THRESHOLD;
182 }
183 
184 /* NIC configuration for 2000 series */
185 static void iwl2000_nic_config(struct iwl_priv *priv)
186 {
187 	iwl_set_bit(priv->trans, CSR_GP_DRIVER_REG,
188 		    CSR_GP_DRIVER_REG_BIT_RADIO_IQ_INVER);
189 }
190 
191 static const struct iwl_sensitivity_ranges iwl2000_sensitivity = {
192 	.min_nrg_cck = 97,
193 	.auto_corr_min_ofdm = 80,
194 	.auto_corr_min_ofdm_mrc = 128,
195 	.auto_corr_min_ofdm_x1 = 105,
196 	.auto_corr_min_ofdm_mrc_x1 = 192,
197 
198 	.auto_corr_max_ofdm = 145,
199 	.auto_corr_max_ofdm_mrc = 232,
200 	.auto_corr_max_ofdm_x1 = 110,
201 	.auto_corr_max_ofdm_mrc_x1 = 232,
202 
203 	.auto_corr_min_cck = 125,
204 	.auto_corr_max_cck = 175,
205 	.auto_corr_min_cck_mrc = 160,
206 	.auto_corr_max_cck_mrc = 310,
207 	.nrg_th_cck = 97,
208 	.nrg_th_ofdm = 100,
209 
210 	.barker_corr_th_min = 190,
211 	.barker_corr_th_min_mrc = 390,
212 	.nrg_th_cca = 62,
213 };
214 
215 static void iwl2000_hw_set_hw_params(struct iwl_priv *priv)
216 {
217 	iwl2000_set_ct_threshold(priv);
218 
219 	/* Set initial sensitivity parameters */
220 	priv->hw_params.sens = &iwl2000_sensitivity;
221 }
222 
223 const struct iwl_dvm_cfg iwl_dvm_2000_cfg = {
224 	.set_hw_params = iwl2000_hw_set_hw_params,
225 	.nic_config = iwl2000_nic_config,
226 	.temperature = iwlagn_temperature,
227 	.adv_thermal_throttle = true,
228 	.support_ct_kill_exit = true,
229 	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
230 	.chain_noise_scale = 1000,
231 	.hd_v2 = true,
232 	.need_temp_offset_calib = true,
233 	.temp_offset_v2 = true,
234 };
235 
236 const struct iwl_dvm_cfg iwl_dvm_105_cfg = {
237 	.set_hw_params = iwl2000_hw_set_hw_params,
238 	.nic_config = iwl2000_nic_config,
239 	.temperature = iwlagn_temperature,
240 	.adv_thermal_throttle = true,
241 	.support_ct_kill_exit = true,
242 	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
243 	.chain_noise_scale = 1000,
244 	.hd_v2 = true,
245 	.need_temp_offset_calib = true,
246 	.temp_offset_v2 = true,
247 	.adv_pm = true,
248 };
249 
250 static const struct iwl_dvm_bt_params iwl2030_bt_params = {
251 	/* Due to bluetooth, we transmit 2.4 GHz probes only on antenna A */
252 	.advanced_bt_coexist = true,
253 	.agg_time_limit = BT_AGG_THRESHOLD_DEF,
254 	.bt_init_traffic_load = IWL_BT_COEX_TRAFFIC_LOAD_NONE,
255 	.bt_prio_boost = IWLAGN_BT_PRIO_BOOST_DEFAULT32,
256 	.bt_sco_disable = true,
257 	.bt_session_2 = true,
258 };
259 
260 const struct iwl_dvm_cfg iwl_dvm_2030_cfg = {
261 	.set_hw_params = iwl2000_hw_set_hw_params,
262 	.nic_config = iwl2000_nic_config,
263 	.temperature = iwlagn_temperature,
264 	.adv_thermal_throttle = true,
265 	.support_ct_kill_exit = true,
266 	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
267 	.chain_noise_scale = 1000,
268 	.hd_v2 = true,
269 	.bt_params = &iwl2030_bt_params,
270 	.need_temp_offset_calib = true,
271 	.temp_offset_v2 = true,
272 	.adv_pm = true,
273 };
274 
275 /*
276  * 5000 series
277  * ===========
278  */
279 
280 /* NIC configuration for 5000 series */
281 static const struct iwl_sensitivity_ranges iwl5000_sensitivity = {
282 	.min_nrg_cck = 100,
283 	.auto_corr_min_ofdm = 90,
284 	.auto_corr_min_ofdm_mrc = 170,
285 	.auto_corr_min_ofdm_x1 = 105,
286 	.auto_corr_min_ofdm_mrc_x1 = 220,
287 
288 	.auto_corr_max_ofdm = 120,
289 	.auto_corr_max_ofdm_mrc = 210,
290 	.auto_corr_max_ofdm_x1 = 120,
291 	.auto_corr_max_ofdm_mrc_x1 = 240,
292 
293 	.auto_corr_min_cck = 125,
294 	.auto_corr_max_cck = 200,
295 	.auto_corr_min_cck_mrc = 200,
296 	.auto_corr_max_cck_mrc = 400,
297 	.nrg_th_cck = 100,
298 	.nrg_th_ofdm = 100,
299 
300 	.barker_corr_th_min = 190,
301 	.barker_corr_th_min_mrc = 390,
302 	.nrg_th_cca = 62,
303 };
304 
305 static const struct iwl_sensitivity_ranges iwl5150_sensitivity = {
306 	.min_nrg_cck = 95,
307 	.auto_corr_min_ofdm = 90,
308 	.auto_corr_min_ofdm_mrc = 170,
309 	.auto_corr_min_ofdm_x1 = 105,
310 	.auto_corr_min_ofdm_mrc_x1 = 220,
311 
312 	.auto_corr_max_ofdm = 120,
313 	.auto_corr_max_ofdm_mrc = 210,
314 	/* max = min for performance bug in 5150 DSP */
315 	.auto_corr_max_ofdm_x1 = 105,
316 	.auto_corr_max_ofdm_mrc_x1 = 220,
317 
318 	.auto_corr_min_cck = 125,
319 	.auto_corr_max_cck = 200,
320 	.auto_corr_min_cck_mrc = 170,
321 	.auto_corr_max_cck_mrc = 400,
322 	.nrg_th_cck = 95,
323 	.nrg_th_ofdm = 95,
324 
325 	.barker_corr_th_min = 190,
326 	.barker_corr_th_min_mrc = 390,
327 	.nrg_th_cca = 62,
328 };
329 
330 #define IWL_5150_VOLTAGE_TO_TEMPERATURE_COEFF	(-5)
331 
332 static s32 iwl_temp_calib_to_offset(struct iwl_priv *priv)
333 {
334 	u16 temperature, voltage;
335 
336 	temperature = le16_to_cpu(priv->nvm_data->kelvin_temperature);
337 	voltage = le16_to_cpu(priv->nvm_data->kelvin_voltage);
338 
339 	/* offset = temp - volt / coeff */
340 	return (s32)(temperature -
341 			voltage / IWL_5150_VOLTAGE_TO_TEMPERATURE_COEFF);
342 }
343 
344 static void iwl5150_set_ct_threshold(struct iwl_priv *priv)
345 {
346 	const s32 volt2temp_coef = IWL_5150_VOLTAGE_TO_TEMPERATURE_COEFF;
347 	s32 threshold = (s32)CELSIUS_TO_KELVIN(CT_KILL_THRESHOLD_LEGACY) -
348 			iwl_temp_calib_to_offset(priv);
349 
350 	priv->hw_params.ct_kill_threshold = threshold * volt2temp_coef;
351 }
352 
353 static void iwl5000_set_ct_threshold(struct iwl_priv *priv)
354 {
355 	/* want Celsius */
356 	priv->hw_params.ct_kill_threshold = CT_KILL_THRESHOLD_LEGACY;
357 }
358 
359 static void iwl5000_hw_set_hw_params(struct iwl_priv *priv)
360 {
361 	iwl5000_set_ct_threshold(priv);
362 
363 	/* Set initial sensitivity parameters */
364 	priv->hw_params.sens = &iwl5000_sensitivity;
365 }
366 
367 static void iwl5150_hw_set_hw_params(struct iwl_priv *priv)
368 {
369 	iwl5150_set_ct_threshold(priv);
370 
371 	/* Set initial sensitivity parameters */
372 	priv->hw_params.sens = &iwl5150_sensitivity;
373 }
374 
375 static void iwl5150_temperature(struct iwl_priv *priv)
376 {
377 	u32 vt = 0;
378 	s32 offset =  iwl_temp_calib_to_offset(priv);
379 
380 	vt = le32_to_cpu(priv->statistics.common.temperature);
381 	vt = vt / IWL_5150_VOLTAGE_TO_TEMPERATURE_COEFF + offset;
382 	/* now vt hold the temperature in Kelvin */
383 	priv->temperature = KELVIN_TO_CELSIUS(vt);
384 	iwl_tt_handler(priv);
385 }
386 
387 static int iwl5000_hw_channel_switch(struct iwl_priv *priv,
388 				     struct ieee80211_channel_switch *ch_switch)
389 {
390 	/*
391 	 * MULTI-FIXME
392 	 * See iwlagn_mac_channel_switch.
393 	 */
394 	struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
395 	struct iwl5000_channel_switch_cmd cmd;
396 	u32 switch_time_in_usec, ucode_switch_time;
397 	u16 ch;
398 	u32 tsf_low;
399 	u8 switch_count;
400 	u16 beacon_interval = le16_to_cpu(ctx->timing.beacon_interval);
401 	struct ieee80211_vif *vif = ctx->vif;
402 	struct iwl_host_cmd hcmd = {
403 		.id = REPLY_CHANNEL_SWITCH,
404 		.len = { sizeof(cmd), },
405 		.data = { &cmd, },
406 	};
407 
408 	cmd.band = priv->band == NL80211_BAND_2GHZ;
409 	ch = ch_switch->chandef.chan->hw_value;
410 	IWL_DEBUG_11H(priv, "channel switch from %d to %d\n",
411 		      ctx->active.channel, ch);
412 	cmd.channel = cpu_to_le16(ch);
413 	cmd.rxon_flags = ctx->staging.flags;
414 	cmd.rxon_filter_flags = ctx->staging.filter_flags;
415 	switch_count = ch_switch->count;
416 	tsf_low = ch_switch->timestamp & 0x0ffffffff;
417 	/*
418 	 * calculate the ucode channel switch time
419 	 * adding TSF as one of the factor for when to switch
420 	 */
421 	if ((priv->ucode_beacon_time > tsf_low) && beacon_interval) {
422 		if (switch_count > ((priv->ucode_beacon_time - tsf_low) /
423 		    beacon_interval)) {
424 			switch_count -= (priv->ucode_beacon_time -
425 				tsf_low) / beacon_interval;
426 		} else
427 			switch_count = 0;
428 	}
429 	if (switch_count <= 1)
430 		cmd.switch_time = cpu_to_le32(priv->ucode_beacon_time);
431 	else {
432 		switch_time_in_usec =
433 			vif->bss_conf.beacon_int * switch_count * TIME_UNIT;
434 		ucode_switch_time = iwl_usecs_to_beacons(priv,
435 							 switch_time_in_usec,
436 							 beacon_interval);
437 		cmd.switch_time = iwl_add_beacon_time(priv,
438 						      priv->ucode_beacon_time,
439 						      ucode_switch_time,
440 						      beacon_interval);
441 	}
442 	IWL_DEBUG_11H(priv, "uCode time for the switch is 0x%x\n",
443 		      cmd.switch_time);
444 	cmd.expect_beacon =
445 		ch_switch->chandef.chan->flags & IEEE80211_CHAN_RADAR;
446 
447 	return iwl_dvm_send_cmd(priv, &hcmd);
448 }
449 
450 const struct iwl_dvm_cfg iwl_dvm_5000_cfg = {
451 	.set_hw_params = iwl5000_hw_set_hw_params,
452 	.set_channel_switch = iwl5000_hw_channel_switch,
453 	.temperature = iwlagn_temperature,
454 	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF,
455 	.chain_noise_scale = 1000,
456 	.no_idle_support = true,
457 };
458 
459 const struct iwl_dvm_cfg iwl_dvm_5150_cfg = {
460 	.set_hw_params = iwl5150_hw_set_hw_params,
461 	.set_channel_switch = iwl5000_hw_channel_switch,
462 	.temperature = iwl5150_temperature,
463 	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF,
464 	.chain_noise_scale = 1000,
465 	.no_idle_support = true,
466 	.no_xtal_calib = true,
467 };
468 
469 
470 
471 /*
472  * 6000 series
473  * ===========
474  */
475 
476 static void iwl6000_set_ct_threshold(struct iwl_priv *priv)
477 {
478 	/* want Celsius */
479 	priv->hw_params.ct_kill_threshold = CT_KILL_THRESHOLD;
480 	priv->hw_params.ct_kill_exit_threshold = CT_KILL_EXIT_THRESHOLD;
481 }
482 
483 /* NIC configuration for 6000 series */
484 static void iwl6000_nic_config(struct iwl_priv *priv)
485 {
486 	switch (priv->cfg->device_family) {
487 	case IWL_DEVICE_FAMILY_6005:
488 	case IWL_DEVICE_FAMILY_6030:
489 	case IWL_DEVICE_FAMILY_6000:
490 		break;
491 	case IWL_DEVICE_FAMILY_6000i:
492 		/* 2x2 IPA phy type */
493 		iwl_write32(priv->trans, CSR_GP_DRIVER_REG,
494 			     CSR_GP_DRIVER_REG_BIT_RADIO_SKU_2x2_IPA);
495 		break;
496 	case IWL_DEVICE_FAMILY_6050:
497 		/* Indicate calibration version to uCode. */
498 		if (priv->nvm_data->calib_version >= 6)
499 			iwl_set_bit(priv->trans, CSR_GP_DRIVER_REG,
500 					CSR_GP_DRIVER_REG_BIT_CALIB_VERSION6);
501 		break;
502 	case IWL_DEVICE_FAMILY_6150:
503 		/* Indicate calibration version to uCode. */
504 		if (priv->nvm_data->calib_version >= 6)
505 			iwl_set_bit(priv->trans, CSR_GP_DRIVER_REG,
506 					CSR_GP_DRIVER_REG_BIT_CALIB_VERSION6);
507 		iwl_set_bit(priv->trans, CSR_GP_DRIVER_REG,
508 			    CSR_GP_DRIVER_REG_BIT_6050_1x2);
509 		break;
510 	default:
511 		WARN_ON(1);
512 	}
513 }
514 
515 static const struct iwl_sensitivity_ranges iwl6000_sensitivity = {
516 	.min_nrg_cck = 110,
517 	.auto_corr_min_ofdm = 80,
518 	.auto_corr_min_ofdm_mrc = 128,
519 	.auto_corr_min_ofdm_x1 = 105,
520 	.auto_corr_min_ofdm_mrc_x1 = 192,
521 
522 	.auto_corr_max_ofdm = 145,
523 	.auto_corr_max_ofdm_mrc = 232,
524 	.auto_corr_max_ofdm_x1 = 110,
525 	.auto_corr_max_ofdm_mrc_x1 = 232,
526 
527 	.auto_corr_min_cck = 125,
528 	.auto_corr_max_cck = 175,
529 	.auto_corr_min_cck_mrc = 160,
530 	.auto_corr_max_cck_mrc = 310,
531 	.nrg_th_cck = 110,
532 	.nrg_th_ofdm = 110,
533 
534 	.barker_corr_th_min = 190,
535 	.barker_corr_th_min_mrc = 336,
536 	.nrg_th_cca = 62,
537 };
538 
539 static void iwl6000_hw_set_hw_params(struct iwl_priv *priv)
540 {
541 	iwl6000_set_ct_threshold(priv);
542 
543 	/* Set initial sensitivity parameters */
544 	priv->hw_params.sens = &iwl6000_sensitivity;
545 
546 }
547 
548 static int iwl6000_hw_channel_switch(struct iwl_priv *priv,
549 				     struct ieee80211_channel_switch *ch_switch)
550 {
551 	/*
552 	 * MULTI-FIXME
553 	 * See iwlagn_mac_channel_switch.
554 	 */
555 	struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
556 	struct iwl6000_channel_switch_cmd *cmd;
557 	u32 switch_time_in_usec, ucode_switch_time;
558 	u16 ch;
559 	u32 tsf_low;
560 	u8 switch_count;
561 	u16 beacon_interval = le16_to_cpu(ctx->timing.beacon_interval);
562 	struct ieee80211_vif *vif = ctx->vif;
563 	struct iwl_host_cmd hcmd = {
564 		.id = REPLY_CHANNEL_SWITCH,
565 		.len = { sizeof(*cmd), },
566 		.dataflags[0] = IWL_HCMD_DFL_NOCOPY,
567 	};
568 	int err;
569 
570 	cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
571 	if (!cmd)
572 		return -ENOMEM;
573 
574 	hcmd.data[0] = cmd;
575 
576 	cmd->band = priv->band == NL80211_BAND_2GHZ;
577 	ch = ch_switch->chandef.chan->hw_value;
578 	IWL_DEBUG_11H(priv, "channel switch from %u to %u\n",
579 		      ctx->active.channel, ch);
580 	cmd->channel = cpu_to_le16(ch);
581 	cmd->rxon_flags = ctx->staging.flags;
582 	cmd->rxon_filter_flags = ctx->staging.filter_flags;
583 	switch_count = ch_switch->count;
584 	tsf_low = ch_switch->timestamp & 0x0ffffffff;
585 	/*
586 	 * calculate the ucode channel switch time
587 	 * adding TSF as one of the factor for when to switch
588 	 */
589 	if ((priv->ucode_beacon_time > tsf_low) && beacon_interval) {
590 		if (switch_count > ((priv->ucode_beacon_time - tsf_low) /
591 		    beacon_interval)) {
592 			switch_count -= (priv->ucode_beacon_time -
593 				tsf_low) / beacon_interval;
594 		} else
595 			switch_count = 0;
596 	}
597 	if (switch_count <= 1)
598 		cmd->switch_time = cpu_to_le32(priv->ucode_beacon_time);
599 	else {
600 		switch_time_in_usec =
601 			vif->bss_conf.beacon_int * switch_count * TIME_UNIT;
602 		ucode_switch_time = iwl_usecs_to_beacons(priv,
603 							 switch_time_in_usec,
604 							 beacon_interval);
605 		cmd->switch_time = iwl_add_beacon_time(priv,
606 						       priv->ucode_beacon_time,
607 						       ucode_switch_time,
608 						       beacon_interval);
609 	}
610 	IWL_DEBUG_11H(priv, "uCode time for the switch is 0x%x\n",
611 		      cmd->switch_time);
612 	cmd->expect_beacon =
613 		ch_switch->chandef.chan->flags & IEEE80211_CHAN_RADAR;
614 
615 	err = iwl_dvm_send_cmd(priv, &hcmd);
616 	kfree(cmd);
617 	return err;
618 }
619 
620 const struct iwl_dvm_cfg iwl_dvm_6000_cfg = {
621 	.set_hw_params = iwl6000_hw_set_hw_params,
622 	.set_channel_switch = iwl6000_hw_channel_switch,
623 	.nic_config = iwl6000_nic_config,
624 	.temperature = iwlagn_temperature,
625 	.adv_thermal_throttle = true,
626 	.support_ct_kill_exit = true,
627 	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
628 	.chain_noise_scale = 1000,
629 };
630 
631 const struct iwl_dvm_cfg iwl_dvm_6005_cfg = {
632 	.set_hw_params = iwl6000_hw_set_hw_params,
633 	.set_channel_switch = iwl6000_hw_channel_switch,
634 	.nic_config = iwl6000_nic_config,
635 	.temperature = iwlagn_temperature,
636 	.adv_thermal_throttle = true,
637 	.support_ct_kill_exit = true,
638 	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
639 	.chain_noise_scale = 1000,
640 	.need_temp_offset_calib = true,
641 };
642 
643 const struct iwl_dvm_cfg iwl_dvm_6050_cfg = {
644 	.set_hw_params = iwl6000_hw_set_hw_params,
645 	.set_channel_switch = iwl6000_hw_channel_switch,
646 	.nic_config = iwl6000_nic_config,
647 	.temperature = iwlagn_temperature,
648 	.adv_thermal_throttle = true,
649 	.support_ct_kill_exit = true,
650 	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
651 	.chain_noise_scale = 1500,
652 };
653 
654 static const struct iwl_dvm_bt_params iwl6000_bt_params = {
655 	/* Due to bluetooth, we transmit 2.4 GHz probes only on antenna A */
656 	.advanced_bt_coexist = true,
657 	.agg_time_limit = BT_AGG_THRESHOLD_DEF,
658 	.bt_init_traffic_load = IWL_BT_COEX_TRAFFIC_LOAD_NONE,
659 	.bt_prio_boost = IWLAGN_BT_PRIO_BOOST_DEFAULT,
660 	.bt_sco_disable = true,
661 };
662 
663 const struct iwl_dvm_cfg iwl_dvm_6030_cfg = {
664 	.set_hw_params = iwl6000_hw_set_hw_params,
665 	.set_channel_switch = iwl6000_hw_channel_switch,
666 	.nic_config = iwl6000_nic_config,
667 	.temperature = iwlagn_temperature,
668 	.adv_thermal_throttle = true,
669 	.support_ct_kill_exit = true,
670 	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
671 	.chain_noise_scale = 1000,
672 	.bt_params = &iwl6000_bt_params,
673 	.need_temp_offset_calib = true,
674 	.adv_pm = true,
675 };
676