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  * Contact Information:
8  *  Intel Linux Wireless <linuxwifi@intel.com>
9  * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
10  *
11  *****************************************************************************/
12 
13 #include <linux/units.h>
14 
15 /*
16  * DVM device-specific data & functions
17  */
18 #include "iwl-io.h"
19 #include "iwl-prph.h"
20 #include "iwl-eeprom-parse.h"
21 
22 #include "agn.h"
23 #include "dev.h"
24 #include "commands.h"
25 
26 
27 /*
28  * 1000 series
29  * ===========
30  */
31 
32 /*
33  * For 1000, use advance thermal throttling critical temperature threshold,
34  * but legacy thermal management implementation for now.
35  * This is for the reason of 1000 uCode using advance thermal throttling API
36  * but not implement ct_kill_exit based on ct_kill exit temperature
37  * so the thermal throttling will still based on legacy thermal throttling
38  * management.
39  * The code here need to be modified once 1000 uCode has the advanced thermal
40  * throttling algorithm in place
41  */
42 static void iwl1000_set_ct_threshold(struct iwl_priv *priv)
43 {
44 	/* want Celsius */
45 	priv->hw_params.ct_kill_threshold = CT_KILL_THRESHOLD_LEGACY;
46 	priv->hw_params.ct_kill_exit_threshold = CT_KILL_EXIT_THRESHOLD;
47 }
48 
49 /* NIC configuration for 1000 series */
50 static void iwl1000_nic_config(struct iwl_priv *priv)
51 {
52 	/* Setting digital SVR for 1000 card to 1.32V */
53 	/* locking is acquired in iwl_set_bits_mask_prph() function */
54 	iwl_set_bits_mask_prph(priv->trans, APMG_DIGITAL_SVR_REG,
55 				APMG_SVR_DIGITAL_VOLTAGE_1_32,
56 				~APMG_SVR_VOLTAGE_CONFIG_BIT_MSK);
57 }
58 
59 /**
60  * iwl_beacon_time_mask_low - mask of lower 32 bit of beacon time
61  * @priv -- pointer to iwl_priv data structure
62  * @tsf_bits -- number of bits need to shift for masking)
63  */
64 static inline u32 iwl_beacon_time_mask_low(struct iwl_priv *priv,
65 					   u16 tsf_bits)
66 {
67 	return (1 << tsf_bits) - 1;
68 }
69 
70 /**
71  * iwl_beacon_time_mask_high - mask of higher 32 bit of beacon time
72  * @priv -- pointer to iwl_priv data structure
73  * @tsf_bits -- number of bits need to shift for masking)
74  */
75 static inline u32 iwl_beacon_time_mask_high(struct iwl_priv *priv,
76 					    u16 tsf_bits)
77 {
78 	return ((1 << (32 - tsf_bits)) - 1) << tsf_bits;
79 }
80 
81 /*
82  * extended beacon time format
83  * time in usec will be changed into a 32-bit value in extended:internal format
84  * the extended part is the beacon counts
85  * the internal part is the time in usec within one beacon interval
86  */
87 static u32 iwl_usecs_to_beacons(struct iwl_priv *priv, u32 usec,
88 				u32 beacon_interval)
89 {
90 	u32 quot;
91 	u32 rem;
92 	u32 interval = beacon_interval * TIME_UNIT;
93 
94 	if (!interval || !usec)
95 		return 0;
96 
97 	quot = (usec / interval) &
98 		(iwl_beacon_time_mask_high(priv, IWLAGN_EXT_BEACON_TIME_POS) >>
99 		IWLAGN_EXT_BEACON_TIME_POS);
100 	rem = (usec % interval) & iwl_beacon_time_mask_low(priv,
101 				   IWLAGN_EXT_BEACON_TIME_POS);
102 
103 	return (quot << IWLAGN_EXT_BEACON_TIME_POS) + rem;
104 }
105 
106 /* base is usually what we get from ucode with each received frame,
107  * the same as HW timer counter counting down
108  */
109 static __le32 iwl_add_beacon_time(struct iwl_priv *priv, u32 base,
110 			   u32 addon, u32 beacon_interval)
111 {
112 	u32 base_low = base & iwl_beacon_time_mask_low(priv,
113 				IWLAGN_EXT_BEACON_TIME_POS);
114 	u32 addon_low = addon & iwl_beacon_time_mask_low(priv,
115 				IWLAGN_EXT_BEACON_TIME_POS);
116 	u32 interval = beacon_interval * TIME_UNIT;
117 	u32 res = (base & iwl_beacon_time_mask_high(priv,
118 				IWLAGN_EXT_BEACON_TIME_POS)) +
119 				(addon & iwl_beacon_time_mask_high(priv,
120 				IWLAGN_EXT_BEACON_TIME_POS));
121 
122 	if (base_low > addon_low)
123 		res += base_low - addon_low;
124 	else if (base_low < addon_low) {
125 		res += interval + base_low - addon_low;
126 		res += (1 << IWLAGN_EXT_BEACON_TIME_POS);
127 	} else
128 		res += (1 << IWLAGN_EXT_BEACON_TIME_POS);
129 
130 	return cpu_to_le32(res);
131 }
132 
133 static const struct iwl_sensitivity_ranges iwl1000_sensitivity = {
134 	.min_nrg_cck = 95,
135 	.auto_corr_min_ofdm = 90,
136 	.auto_corr_min_ofdm_mrc = 170,
137 	.auto_corr_min_ofdm_x1 = 120,
138 	.auto_corr_min_ofdm_mrc_x1 = 240,
139 
140 	.auto_corr_max_ofdm = 120,
141 	.auto_corr_max_ofdm_mrc = 210,
142 	.auto_corr_max_ofdm_x1 = 155,
143 	.auto_corr_max_ofdm_mrc_x1 = 290,
144 
145 	.auto_corr_min_cck = 125,
146 	.auto_corr_max_cck = 200,
147 	.auto_corr_min_cck_mrc = 170,
148 	.auto_corr_max_cck_mrc = 400,
149 	.nrg_th_cck = 95,
150 	.nrg_th_ofdm = 95,
151 
152 	.barker_corr_th_min = 190,
153 	.barker_corr_th_min_mrc = 390,
154 	.nrg_th_cca = 62,
155 };
156 
157 static void iwl1000_hw_set_hw_params(struct iwl_priv *priv)
158 {
159 	iwl1000_set_ct_threshold(priv);
160 
161 	/* Set initial sensitivity parameters */
162 	priv->hw_params.sens = &iwl1000_sensitivity;
163 }
164 
165 const struct iwl_dvm_cfg iwl_dvm_1000_cfg = {
166 	.set_hw_params = iwl1000_hw_set_hw_params,
167 	.nic_config = iwl1000_nic_config,
168 	.temperature = iwlagn_temperature,
169 	.support_ct_kill_exit = true,
170 	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_EXT_LONG_THRESHOLD_DEF,
171 	.chain_noise_scale = 1000,
172 };
173 
174 
175 /*
176  * 2000 series
177  * ===========
178  */
179 
180 static void iwl2000_set_ct_threshold(struct iwl_priv *priv)
181 {
182 	/* want Celsius */
183 	priv->hw_params.ct_kill_threshold = CT_KILL_THRESHOLD;
184 	priv->hw_params.ct_kill_exit_threshold = CT_KILL_EXIT_THRESHOLD;
185 }
186 
187 /* NIC configuration for 2000 series */
188 static void iwl2000_nic_config(struct iwl_priv *priv)
189 {
190 	iwl_set_bit(priv->trans, CSR_GP_DRIVER_REG,
191 		    CSR_GP_DRIVER_REG_BIT_RADIO_IQ_INVER);
192 }
193 
194 static const struct iwl_sensitivity_ranges iwl2000_sensitivity = {
195 	.min_nrg_cck = 97,
196 	.auto_corr_min_ofdm = 80,
197 	.auto_corr_min_ofdm_mrc = 128,
198 	.auto_corr_min_ofdm_x1 = 105,
199 	.auto_corr_min_ofdm_mrc_x1 = 192,
200 
201 	.auto_corr_max_ofdm = 145,
202 	.auto_corr_max_ofdm_mrc = 232,
203 	.auto_corr_max_ofdm_x1 = 110,
204 	.auto_corr_max_ofdm_mrc_x1 = 232,
205 
206 	.auto_corr_min_cck = 125,
207 	.auto_corr_max_cck = 175,
208 	.auto_corr_min_cck_mrc = 160,
209 	.auto_corr_max_cck_mrc = 310,
210 	.nrg_th_cck = 97,
211 	.nrg_th_ofdm = 100,
212 
213 	.barker_corr_th_min = 190,
214 	.barker_corr_th_min_mrc = 390,
215 	.nrg_th_cca = 62,
216 };
217 
218 static void iwl2000_hw_set_hw_params(struct iwl_priv *priv)
219 {
220 	iwl2000_set_ct_threshold(priv);
221 
222 	/* Set initial sensitivity parameters */
223 	priv->hw_params.sens = &iwl2000_sensitivity;
224 }
225 
226 const struct iwl_dvm_cfg iwl_dvm_2000_cfg = {
227 	.set_hw_params = iwl2000_hw_set_hw_params,
228 	.nic_config = iwl2000_nic_config,
229 	.temperature = iwlagn_temperature,
230 	.adv_thermal_throttle = true,
231 	.support_ct_kill_exit = true,
232 	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
233 	.chain_noise_scale = 1000,
234 	.hd_v2 = true,
235 	.need_temp_offset_calib = true,
236 	.temp_offset_v2 = true,
237 };
238 
239 const struct iwl_dvm_cfg iwl_dvm_105_cfg = {
240 	.set_hw_params = iwl2000_hw_set_hw_params,
241 	.nic_config = iwl2000_nic_config,
242 	.temperature = iwlagn_temperature,
243 	.adv_thermal_throttle = true,
244 	.support_ct_kill_exit = true,
245 	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
246 	.chain_noise_scale = 1000,
247 	.hd_v2 = true,
248 	.need_temp_offset_calib = true,
249 	.temp_offset_v2 = true,
250 	.adv_pm = true,
251 };
252 
253 static const struct iwl_dvm_bt_params iwl2030_bt_params = {
254 	/* Due to bluetooth, we transmit 2.4 GHz probes only on antenna A */
255 	.advanced_bt_coexist = true,
256 	.agg_time_limit = BT_AGG_THRESHOLD_DEF,
257 	.bt_init_traffic_load = IWL_BT_COEX_TRAFFIC_LOAD_NONE,
258 	.bt_prio_boost = IWLAGN_BT_PRIO_BOOST_DEFAULT32,
259 	.bt_sco_disable = true,
260 	.bt_session_2 = true,
261 };
262 
263 const struct iwl_dvm_cfg iwl_dvm_2030_cfg = {
264 	.set_hw_params = iwl2000_hw_set_hw_params,
265 	.nic_config = iwl2000_nic_config,
266 	.temperature = iwlagn_temperature,
267 	.adv_thermal_throttle = true,
268 	.support_ct_kill_exit = true,
269 	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
270 	.chain_noise_scale = 1000,
271 	.hd_v2 = true,
272 	.bt_params = &iwl2030_bt_params,
273 	.need_temp_offset_calib = true,
274 	.temp_offset_v2 = true,
275 	.adv_pm = true,
276 };
277 
278 /*
279  * 5000 series
280  * ===========
281  */
282 
283 /* NIC configuration for 5000 series */
284 static const struct iwl_sensitivity_ranges iwl5000_sensitivity = {
285 	.min_nrg_cck = 100,
286 	.auto_corr_min_ofdm = 90,
287 	.auto_corr_min_ofdm_mrc = 170,
288 	.auto_corr_min_ofdm_x1 = 105,
289 	.auto_corr_min_ofdm_mrc_x1 = 220,
290 
291 	.auto_corr_max_ofdm = 120,
292 	.auto_corr_max_ofdm_mrc = 210,
293 	.auto_corr_max_ofdm_x1 = 120,
294 	.auto_corr_max_ofdm_mrc_x1 = 240,
295 
296 	.auto_corr_min_cck = 125,
297 	.auto_corr_max_cck = 200,
298 	.auto_corr_min_cck_mrc = 200,
299 	.auto_corr_max_cck_mrc = 400,
300 	.nrg_th_cck = 100,
301 	.nrg_th_ofdm = 100,
302 
303 	.barker_corr_th_min = 190,
304 	.barker_corr_th_min_mrc = 390,
305 	.nrg_th_cca = 62,
306 };
307 
308 static const struct iwl_sensitivity_ranges iwl5150_sensitivity = {
309 	.min_nrg_cck = 95,
310 	.auto_corr_min_ofdm = 90,
311 	.auto_corr_min_ofdm_mrc = 170,
312 	.auto_corr_min_ofdm_x1 = 105,
313 	.auto_corr_min_ofdm_mrc_x1 = 220,
314 
315 	.auto_corr_max_ofdm = 120,
316 	.auto_corr_max_ofdm_mrc = 210,
317 	/* max = min for performance bug in 5150 DSP */
318 	.auto_corr_max_ofdm_x1 = 105,
319 	.auto_corr_max_ofdm_mrc_x1 = 220,
320 
321 	.auto_corr_min_cck = 125,
322 	.auto_corr_max_cck = 200,
323 	.auto_corr_min_cck_mrc = 170,
324 	.auto_corr_max_cck_mrc = 400,
325 	.nrg_th_cck = 95,
326 	.nrg_th_ofdm = 95,
327 
328 	.barker_corr_th_min = 190,
329 	.barker_corr_th_min_mrc = 390,
330 	.nrg_th_cca = 62,
331 };
332 
333 #define IWL_5150_VOLTAGE_TO_TEMPERATURE_COEFF	(-5)
334 
335 static s32 iwl_temp_calib_to_offset(struct iwl_priv *priv)
336 {
337 	u16 temperature, voltage;
338 
339 	temperature = le16_to_cpu(priv->nvm_data->kelvin_temperature);
340 	voltage = le16_to_cpu(priv->nvm_data->kelvin_voltage);
341 
342 	/* offset = temp - volt / coeff */
343 	return (s32)(temperature -
344 			voltage / IWL_5150_VOLTAGE_TO_TEMPERATURE_COEFF);
345 }
346 
347 static void iwl5150_set_ct_threshold(struct iwl_priv *priv)
348 {
349 	const s32 volt2temp_coef = IWL_5150_VOLTAGE_TO_TEMPERATURE_COEFF;
350 	s32 threshold = (s32)celsius_to_kelvin(CT_KILL_THRESHOLD_LEGACY) -
351 			iwl_temp_calib_to_offset(priv);
352 
353 	priv->hw_params.ct_kill_threshold = threshold * volt2temp_coef;
354 }
355 
356 static void iwl5000_set_ct_threshold(struct iwl_priv *priv)
357 {
358 	/* want Celsius */
359 	priv->hw_params.ct_kill_threshold = CT_KILL_THRESHOLD_LEGACY;
360 }
361 
362 static void iwl5000_hw_set_hw_params(struct iwl_priv *priv)
363 {
364 	iwl5000_set_ct_threshold(priv);
365 
366 	/* Set initial sensitivity parameters */
367 	priv->hw_params.sens = &iwl5000_sensitivity;
368 }
369 
370 static void iwl5150_hw_set_hw_params(struct iwl_priv *priv)
371 {
372 	iwl5150_set_ct_threshold(priv);
373 
374 	/* Set initial sensitivity parameters */
375 	priv->hw_params.sens = &iwl5150_sensitivity;
376 }
377 
378 static void iwl5150_temperature(struct iwl_priv *priv)
379 {
380 	u32 vt = 0;
381 	s32 offset =  iwl_temp_calib_to_offset(priv);
382 
383 	vt = le32_to_cpu(priv->statistics.common.temperature);
384 	vt = vt / IWL_5150_VOLTAGE_TO_TEMPERATURE_COEFF + offset;
385 	/* now vt hold the temperature in Kelvin */
386 	priv->temperature = kelvin_to_celsius(vt);
387 	iwl_tt_handler(priv);
388 }
389 
390 static int iwl5000_hw_channel_switch(struct iwl_priv *priv,
391 				     struct ieee80211_channel_switch *ch_switch)
392 {
393 	/*
394 	 * MULTI-FIXME
395 	 * See iwlagn_mac_channel_switch.
396 	 */
397 	struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
398 	struct iwl5000_channel_switch_cmd cmd;
399 	u32 switch_time_in_usec, ucode_switch_time;
400 	u16 ch;
401 	u32 tsf_low;
402 	u8 switch_count;
403 	u16 beacon_interval = le16_to_cpu(ctx->timing.beacon_interval);
404 	struct ieee80211_vif *vif = ctx->vif;
405 	struct iwl_host_cmd hcmd = {
406 		.id = REPLY_CHANNEL_SWITCH,
407 		.len = { sizeof(cmd), },
408 		.data = { &cmd, },
409 	};
410 
411 	cmd.band = priv->band == NL80211_BAND_2GHZ;
412 	ch = ch_switch->chandef.chan->hw_value;
413 	IWL_DEBUG_11H(priv, "channel switch from %d to %d\n",
414 		      ctx->active.channel, ch);
415 	cmd.channel = cpu_to_le16(ch);
416 	cmd.rxon_flags = ctx->staging.flags;
417 	cmd.rxon_filter_flags = ctx->staging.filter_flags;
418 	switch_count = ch_switch->count;
419 	tsf_low = ch_switch->timestamp & 0x0ffffffff;
420 	/*
421 	 * calculate the ucode channel switch time
422 	 * adding TSF as one of the factor for when to switch
423 	 */
424 	if ((priv->ucode_beacon_time > tsf_low) && beacon_interval) {
425 		if (switch_count > ((priv->ucode_beacon_time - tsf_low) /
426 		    beacon_interval)) {
427 			switch_count -= (priv->ucode_beacon_time -
428 				tsf_low) / beacon_interval;
429 		} else
430 			switch_count = 0;
431 	}
432 	if (switch_count <= 1)
433 		cmd.switch_time = cpu_to_le32(priv->ucode_beacon_time);
434 	else {
435 		switch_time_in_usec =
436 			vif->bss_conf.beacon_int * switch_count * TIME_UNIT;
437 		ucode_switch_time = iwl_usecs_to_beacons(priv,
438 							 switch_time_in_usec,
439 							 beacon_interval);
440 		cmd.switch_time = iwl_add_beacon_time(priv,
441 						      priv->ucode_beacon_time,
442 						      ucode_switch_time,
443 						      beacon_interval);
444 	}
445 	IWL_DEBUG_11H(priv, "uCode time for the switch is 0x%x\n",
446 		      cmd.switch_time);
447 	cmd.expect_beacon =
448 		ch_switch->chandef.chan->flags & IEEE80211_CHAN_RADAR;
449 
450 	return iwl_dvm_send_cmd(priv, &hcmd);
451 }
452 
453 const struct iwl_dvm_cfg iwl_dvm_5000_cfg = {
454 	.set_hw_params = iwl5000_hw_set_hw_params,
455 	.set_channel_switch = iwl5000_hw_channel_switch,
456 	.temperature = iwlagn_temperature,
457 	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF,
458 	.chain_noise_scale = 1000,
459 	.no_idle_support = true,
460 };
461 
462 const struct iwl_dvm_cfg iwl_dvm_5150_cfg = {
463 	.set_hw_params = iwl5150_hw_set_hw_params,
464 	.set_channel_switch = iwl5000_hw_channel_switch,
465 	.temperature = iwl5150_temperature,
466 	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF,
467 	.chain_noise_scale = 1000,
468 	.no_idle_support = true,
469 	.no_xtal_calib = true,
470 };
471 
472 
473 
474 /*
475  * 6000 series
476  * ===========
477  */
478 
479 static void iwl6000_set_ct_threshold(struct iwl_priv *priv)
480 {
481 	/* want Celsius */
482 	priv->hw_params.ct_kill_threshold = CT_KILL_THRESHOLD;
483 	priv->hw_params.ct_kill_exit_threshold = CT_KILL_EXIT_THRESHOLD;
484 }
485 
486 /* NIC configuration for 6000 series */
487 static void iwl6000_nic_config(struct iwl_priv *priv)
488 {
489 	switch (priv->trans->trans_cfg->device_family) {
490 	case IWL_DEVICE_FAMILY_6005:
491 	case IWL_DEVICE_FAMILY_6030:
492 	case IWL_DEVICE_FAMILY_6000:
493 		break;
494 	case IWL_DEVICE_FAMILY_6000i:
495 		/* 2x2 IPA phy type */
496 		iwl_write32(priv->trans, CSR_GP_DRIVER_REG,
497 			     CSR_GP_DRIVER_REG_BIT_RADIO_SKU_2x2_IPA);
498 		break;
499 	case IWL_DEVICE_FAMILY_6050:
500 		/* Indicate calibration version to uCode. */
501 		if (priv->nvm_data->calib_version >= 6)
502 			iwl_set_bit(priv->trans, CSR_GP_DRIVER_REG,
503 					CSR_GP_DRIVER_REG_BIT_CALIB_VERSION6);
504 		break;
505 	case IWL_DEVICE_FAMILY_6150:
506 		/* Indicate calibration version to uCode. */
507 		if (priv->nvm_data->calib_version >= 6)
508 			iwl_set_bit(priv->trans, CSR_GP_DRIVER_REG,
509 					CSR_GP_DRIVER_REG_BIT_CALIB_VERSION6);
510 		iwl_set_bit(priv->trans, CSR_GP_DRIVER_REG,
511 			    CSR_GP_DRIVER_REG_BIT_6050_1x2);
512 		break;
513 	default:
514 		WARN_ON(1);
515 	}
516 }
517 
518 static const struct iwl_sensitivity_ranges iwl6000_sensitivity = {
519 	.min_nrg_cck = 110,
520 	.auto_corr_min_ofdm = 80,
521 	.auto_corr_min_ofdm_mrc = 128,
522 	.auto_corr_min_ofdm_x1 = 105,
523 	.auto_corr_min_ofdm_mrc_x1 = 192,
524 
525 	.auto_corr_max_ofdm = 145,
526 	.auto_corr_max_ofdm_mrc = 232,
527 	.auto_corr_max_ofdm_x1 = 110,
528 	.auto_corr_max_ofdm_mrc_x1 = 232,
529 
530 	.auto_corr_min_cck = 125,
531 	.auto_corr_max_cck = 175,
532 	.auto_corr_min_cck_mrc = 160,
533 	.auto_corr_max_cck_mrc = 310,
534 	.nrg_th_cck = 110,
535 	.nrg_th_ofdm = 110,
536 
537 	.barker_corr_th_min = 190,
538 	.barker_corr_th_min_mrc = 336,
539 	.nrg_th_cca = 62,
540 };
541 
542 static void iwl6000_hw_set_hw_params(struct iwl_priv *priv)
543 {
544 	iwl6000_set_ct_threshold(priv);
545 
546 	/* Set initial sensitivity parameters */
547 	priv->hw_params.sens = &iwl6000_sensitivity;
548 
549 }
550 
551 static int iwl6000_hw_channel_switch(struct iwl_priv *priv,
552 				     struct ieee80211_channel_switch *ch_switch)
553 {
554 	/*
555 	 * MULTI-FIXME
556 	 * See iwlagn_mac_channel_switch.
557 	 */
558 	struct iwl_rxon_context *ctx = &priv->contexts[IWL_RXON_CTX_BSS];
559 	struct iwl6000_channel_switch_cmd *cmd;
560 	u32 switch_time_in_usec, ucode_switch_time;
561 	u16 ch;
562 	u32 tsf_low;
563 	u8 switch_count;
564 	u16 beacon_interval = le16_to_cpu(ctx->timing.beacon_interval);
565 	struct ieee80211_vif *vif = ctx->vif;
566 	struct iwl_host_cmd hcmd = {
567 		.id = REPLY_CHANNEL_SWITCH,
568 		.len = { sizeof(*cmd), },
569 		.dataflags[0] = IWL_HCMD_DFL_NOCOPY,
570 	};
571 	int err;
572 
573 	cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
574 	if (!cmd)
575 		return -ENOMEM;
576 
577 	hcmd.data[0] = cmd;
578 
579 	cmd->band = priv->band == NL80211_BAND_2GHZ;
580 	ch = ch_switch->chandef.chan->hw_value;
581 	IWL_DEBUG_11H(priv, "channel switch from %u to %u\n",
582 		      ctx->active.channel, ch);
583 	cmd->channel = cpu_to_le16(ch);
584 	cmd->rxon_flags = ctx->staging.flags;
585 	cmd->rxon_filter_flags = ctx->staging.filter_flags;
586 	switch_count = ch_switch->count;
587 	tsf_low = ch_switch->timestamp & 0x0ffffffff;
588 	/*
589 	 * calculate the ucode channel switch time
590 	 * adding TSF as one of the factor for when to switch
591 	 */
592 	if ((priv->ucode_beacon_time > tsf_low) && beacon_interval) {
593 		if (switch_count > ((priv->ucode_beacon_time - tsf_low) /
594 		    beacon_interval)) {
595 			switch_count -= (priv->ucode_beacon_time -
596 				tsf_low) / beacon_interval;
597 		} else
598 			switch_count = 0;
599 	}
600 	if (switch_count <= 1)
601 		cmd->switch_time = cpu_to_le32(priv->ucode_beacon_time);
602 	else {
603 		switch_time_in_usec =
604 			vif->bss_conf.beacon_int * switch_count * TIME_UNIT;
605 		ucode_switch_time = iwl_usecs_to_beacons(priv,
606 							 switch_time_in_usec,
607 							 beacon_interval);
608 		cmd->switch_time = iwl_add_beacon_time(priv,
609 						       priv->ucode_beacon_time,
610 						       ucode_switch_time,
611 						       beacon_interval);
612 	}
613 	IWL_DEBUG_11H(priv, "uCode time for the switch is 0x%x\n",
614 		      cmd->switch_time);
615 	cmd->expect_beacon =
616 		ch_switch->chandef.chan->flags & IEEE80211_CHAN_RADAR;
617 
618 	err = iwl_dvm_send_cmd(priv, &hcmd);
619 	kfree(cmd);
620 	return err;
621 }
622 
623 const struct iwl_dvm_cfg iwl_dvm_6000_cfg = {
624 	.set_hw_params = iwl6000_hw_set_hw_params,
625 	.set_channel_switch = iwl6000_hw_channel_switch,
626 	.nic_config = iwl6000_nic_config,
627 	.temperature = iwlagn_temperature,
628 	.adv_thermal_throttle = true,
629 	.support_ct_kill_exit = true,
630 	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
631 	.chain_noise_scale = 1000,
632 };
633 
634 const struct iwl_dvm_cfg iwl_dvm_6005_cfg = {
635 	.set_hw_params = iwl6000_hw_set_hw_params,
636 	.set_channel_switch = iwl6000_hw_channel_switch,
637 	.nic_config = iwl6000_nic_config,
638 	.temperature = iwlagn_temperature,
639 	.adv_thermal_throttle = true,
640 	.support_ct_kill_exit = true,
641 	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
642 	.chain_noise_scale = 1000,
643 	.need_temp_offset_calib = true,
644 };
645 
646 const struct iwl_dvm_cfg iwl_dvm_6050_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 = 1500,
655 };
656 
657 static const struct iwl_dvm_bt_params iwl6000_bt_params = {
658 	/* Due to bluetooth, we transmit 2.4 GHz probes only on antenna A */
659 	.advanced_bt_coexist = true,
660 	.agg_time_limit = BT_AGG_THRESHOLD_DEF,
661 	.bt_init_traffic_load = IWL_BT_COEX_TRAFFIC_LOAD_NONE,
662 	.bt_prio_boost = IWLAGN_BT_PRIO_BOOST_DEFAULT,
663 	.bt_sco_disable = true,
664 };
665 
666 const struct iwl_dvm_cfg iwl_dvm_6030_cfg = {
667 	.set_hw_params = iwl6000_hw_set_hw_params,
668 	.set_channel_switch = iwl6000_hw_channel_switch,
669 	.nic_config = iwl6000_nic_config,
670 	.temperature = iwlagn_temperature,
671 	.adv_thermal_throttle = true,
672 	.support_ct_kill_exit = true,
673 	.plcp_delta_threshold = IWL_MAX_PLCP_ERR_THRESHOLD_DEF,
674 	.chain_noise_scale = 1000,
675 	.bt_params = &iwl6000_bt_params,
676 	.need_temp_offset_calib = true,
677 	.adv_pm = true,
678 };
679