xref: /linux/drivers/net/wireless/intel/iwlwifi/mvm/fw.c (revision 3663e2c4bc45fcdc71931fcbfcbfbf9b71f55c83)
1 // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
2 /*
3  * Copyright (C) 2012-2014, 2018-2024 Intel Corporation
4  * Copyright (C) 2013-2015 Intel Mobile Communications GmbH
5  * Copyright (C) 2016-2017 Intel Deutschland GmbH
6  */
7 #include <net/mac80211.h>
8 #include <linux/netdevice.h>
9 #include <linux/dmi.h>
10 
11 #include "iwl-trans.h"
12 #include "iwl-op-mode.h"
13 #include "fw/img.h"
14 #include "iwl-debug.h"
15 #include "iwl-prph.h"
16 #include "fw/acpi.h"
17 #include "fw/pnvm.h"
18 #include "fw/uefi.h"
19 #include "fw/regulatory.h"
20 
21 #include "mvm.h"
22 #include "fw/dbg.h"
23 #include "iwl-phy-db.h"
24 #include "iwl-modparams.h"
25 #include "iwl-nvm-parse.h"
26 #include "time-sync.h"
27 
28 #define MVM_UCODE_ALIVE_TIMEOUT	(2 * HZ)
29 #define MVM_UCODE_CALIB_TIMEOUT	(2 * HZ)
30 
31 struct iwl_mvm_alive_data {
32 	bool valid;
33 	u32 scd_base_addr;
34 };
35 
36 static int iwl_send_tx_ant_cfg(struct iwl_mvm *mvm, u8 valid_tx_ant)
37 {
38 	struct iwl_tx_ant_cfg_cmd tx_ant_cmd = {
39 		.valid = cpu_to_le32(valid_tx_ant),
40 	};
41 
42 	IWL_DEBUG_FW(mvm, "select valid tx ant: %u\n", valid_tx_ant);
43 	return iwl_mvm_send_cmd_pdu(mvm, TX_ANT_CONFIGURATION_CMD, 0,
44 				    sizeof(tx_ant_cmd), &tx_ant_cmd);
45 }
46 
47 static int iwl_send_rss_cfg_cmd(struct iwl_mvm *mvm)
48 {
49 	int i;
50 	struct iwl_rss_config_cmd cmd = {
51 		.flags = cpu_to_le32(IWL_RSS_ENABLE),
52 		.hash_mask = BIT(IWL_RSS_HASH_TYPE_IPV4_TCP) |
53 			     BIT(IWL_RSS_HASH_TYPE_IPV4_UDP) |
54 			     BIT(IWL_RSS_HASH_TYPE_IPV4_PAYLOAD) |
55 			     BIT(IWL_RSS_HASH_TYPE_IPV6_TCP) |
56 			     BIT(IWL_RSS_HASH_TYPE_IPV6_UDP) |
57 			     BIT(IWL_RSS_HASH_TYPE_IPV6_PAYLOAD),
58 	};
59 
60 	if (mvm->trans->num_rx_queues == 1)
61 		return 0;
62 
63 	/* Do not direct RSS traffic to Q 0 which is our fallback queue */
64 	for (i = 0; i < ARRAY_SIZE(cmd.indirection_table); i++)
65 		cmd.indirection_table[i] =
66 			1 + (i % (mvm->trans->num_rx_queues - 1));
67 	netdev_rss_key_fill(cmd.secret_key, sizeof(cmd.secret_key));
68 
69 	return iwl_mvm_send_cmd_pdu(mvm, RSS_CONFIG_CMD, 0, sizeof(cmd), &cmd);
70 }
71 
72 static int iwl_mvm_send_dqa_cmd(struct iwl_mvm *mvm)
73 {
74 	struct iwl_dqa_enable_cmd dqa_cmd = {
75 		.cmd_queue = cpu_to_le32(IWL_MVM_DQA_CMD_QUEUE),
76 	};
77 	u32 cmd_id = WIDE_ID(DATA_PATH_GROUP, DQA_ENABLE_CMD);
78 	int ret;
79 
80 	ret = iwl_mvm_send_cmd_pdu(mvm, cmd_id, 0, sizeof(dqa_cmd), &dqa_cmd);
81 	if (ret)
82 		IWL_ERR(mvm, "Failed to send DQA enabling command: %d\n", ret);
83 	else
84 		IWL_DEBUG_FW(mvm, "Working in DQA mode\n");
85 
86 	return ret;
87 }
88 
89 void iwl_mvm_mfu_assert_dump_notif(struct iwl_mvm *mvm,
90 				   struct iwl_rx_cmd_buffer *rxb)
91 {
92 	struct iwl_rx_packet *pkt = rxb_addr(rxb);
93 	struct iwl_mfu_assert_dump_notif *mfu_dump_notif = (void *)pkt->data;
94 
95 	if (mfu_dump_notif->index_num == 0)
96 		IWL_INFO(mvm, "MFUART assert id 0x%x occurred\n",
97 			 le32_to_cpu(mfu_dump_notif->assert_id));
98 }
99 
100 static bool iwl_alive_fn(struct iwl_notif_wait_data *notif_wait,
101 			 struct iwl_rx_packet *pkt, void *data)
102 {
103 	unsigned int pkt_len = iwl_rx_packet_payload_len(pkt);
104 	struct iwl_mvm *mvm =
105 		container_of(notif_wait, struct iwl_mvm, notif_wait);
106 	struct iwl_mvm_alive_data *alive_data = data;
107 	struct iwl_umac_alive *umac;
108 	struct iwl_lmac_alive *lmac1;
109 	struct iwl_lmac_alive *lmac2 = NULL;
110 	u16 status;
111 	u32 lmac_error_event_table, umac_error_table;
112 	u32 version = iwl_fw_lookup_notif_ver(mvm->fw, LEGACY_GROUP,
113 					      UCODE_ALIVE_NTFY, 0);
114 	u32 i;
115 
116 
117 	if (version == 6) {
118 		struct iwl_alive_ntf_v6 *palive;
119 
120 		if (pkt_len < sizeof(*palive))
121 			return false;
122 
123 		palive = (void *)pkt->data;
124 		mvm->trans->dbg.imr_data.imr_enable =
125 			le32_to_cpu(palive->imr.enabled);
126 		mvm->trans->dbg.imr_data.imr_size =
127 			le32_to_cpu(palive->imr.size);
128 		mvm->trans->dbg.imr_data.imr2sram_remainbyte =
129 			mvm->trans->dbg.imr_data.imr_size;
130 		mvm->trans->dbg.imr_data.imr_base_addr =
131 			palive->imr.base_addr;
132 		mvm->trans->dbg.imr_data.imr_curr_addr =
133 			le64_to_cpu(mvm->trans->dbg.imr_data.imr_base_addr);
134 		IWL_DEBUG_FW(mvm, "IMR Enabled: 0x0%x  size 0x0%x Address 0x%016llx\n",
135 			     mvm->trans->dbg.imr_data.imr_enable,
136 			     mvm->trans->dbg.imr_data.imr_size,
137 			     le64_to_cpu(mvm->trans->dbg.imr_data.imr_base_addr));
138 
139 		if (!mvm->trans->dbg.imr_data.imr_enable) {
140 			for (i = 0; i < ARRAY_SIZE(mvm->trans->dbg.active_regions); i++) {
141 				struct iwl_ucode_tlv *reg_tlv;
142 				struct iwl_fw_ini_region_tlv *reg;
143 
144 				reg_tlv = mvm->trans->dbg.active_regions[i];
145 				if (!reg_tlv)
146 					continue;
147 
148 				reg = (void *)reg_tlv->data;
149 				/*
150 				 * We have only one DRAM IMR region, so we
151 				 * can break as soon as we find the first
152 				 * one.
153 				 */
154 				if (reg->type == IWL_FW_INI_REGION_DRAM_IMR) {
155 					mvm->trans->dbg.unsupported_region_msk |= BIT(i);
156 					break;
157 				}
158 			}
159 		}
160 	}
161 
162 	if (version >= 5) {
163 		struct iwl_alive_ntf_v5 *palive;
164 
165 		if (pkt_len < sizeof(*palive))
166 			return false;
167 
168 		palive = (void *)pkt->data;
169 		umac = &palive->umac_data;
170 		lmac1 = &palive->lmac_data[0];
171 		lmac2 = &palive->lmac_data[1];
172 		status = le16_to_cpu(palive->status);
173 
174 		mvm->trans->sku_id[0] = le32_to_cpu(palive->sku_id.data[0]);
175 		mvm->trans->sku_id[1] = le32_to_cpu(palive->sku_id.data[1]);
176 		mvm->trans->sku_id[2] = le32_to_cpu(palive->sku_id.data[2]);
177 
178 		IWL_DEBUG_FW(mvm, "Got sku_id: 0x0%x 0x0%x 0x0%x\n",
179 			     mvm->trans->sku_id[0],
180 			     mvm->trans->sku_id[1],
181 			     mvm->trans->sku_id[2]);
182 	} else if (iwl_rx_packet_payload_len(pkt) == sizeof(struct iwl_alive_ntf_v4)) {
183 		struct iwl_alive_ntf_v4 *palive;
184 
185 		if (pkt_len < sizeof(*palive))
186 			return false;
187 
188 		palive = (void *)pkt->data;
189 		umac = &palive->umac_data;
190 		lmac1 = &palive->lmac_data[0];
191 		lmac2 = &palive->lmac_data[1];
192 		status = le16_to_cpu(palive->status);
193 	} else if (iwl_rx_packet_payload_len(pkt) ==
194 		   sizeof(struct iwl_alive_ntf_v3)) {
195 		struct iwl_alive_ntf_v3 *palive3;
196 
197 		if (pkt_len < sizeof(*palive3))
198 			return false;
199 
200 		palive3 = (void *)pkt->data;
201 		umac = &palive3->umac_data;
202 		lmac1 = &palive3->lmac_data;
203 		status = le16_to_cpu(palive3->status);
204 	} else {
205 		WARN(1, "unsupported alive notification (size %d)\n",
206 		     iwl_rx_packet_payload_len(pkt));
207 		/* get timeout later */
208 		return false;
209 	}
210 
211 	lmac_error_event_table =
212 		le32_to_cpu(lmac1->dbg_ptrs.error_event_table_ptr);
213 	iwl_fw_lmac1_set_alive_err_table(mvm->trans, lmac_error_event_table);
214 
215 	if (lmac2)
216 		mvm->trans->dbg.lmac_error_event_table[1] =
217 			le32_to_cpu(lmac2->dbg_ptrs.error_event_table_ptr);
218 
219 	umac_error_table = le32_to_cpu(umac->dbg_ptrs.error_info_addr) &
220 							~FW_ADDR_CACHE_CONTROL;
221 
222 	if (umac_error_table) {
223 		if (umac_error_table >=
224 		    mvm->trans->cfg->min_umac_error_event_table) {
225 			iwl_fw_umac_set_alive_err_table(mvm->trans,
226 							umac_error_table);
227 		} else {
228 			IWL_ERR(mvm,
229 				"Not valid error log pointer 0x%08X for %s uCode\n",
230 				umac_error_table,
231 				(mvm->fwrt.cur_fw_img == IWL_UCODE_INIT) ?
232 				"Init" : "RT");
233 		}
234 	}
235 
236 	alive_data->scd_base_addr = le32_to_cpu(lmac1->dbg_ptrs.scd_base_ptr);
237 	alive_data->valid = status == IWL_ALIVE_STATUS_OK;
238 
239 	IWL_DEBUG_FW(mvm,
240 		     "Alive ucode status 0x%04x revision 0x%01X 0x%01X\n",
241 		     status, lmac1->ver_type, lmac1->ver_subtype);
242 
243 	if (lmac2)
244 		IWL_DEBUG_FW(mvm, "Alive ucode CDB\n");
245 
246 	IWL_DEBUG_FW(mvm,
247 		     "UMAC version: Major - 0x%x, Minor - 0x%x\n",
248 		     le32_to_cpu(umac->umac_major),
249 		     le32_to_cpu(umac->umac_minor));
250 
251 	iwl_fwrt_update_fw_versions(&mvm->fwrt, lmac1, umac);
252 
253 	return true;
254 }
255 
256 static bool iwl_wait_init_complete(struct iwl_notif_wait_data *notif_wait,
257 				   struct iwl_rx_packet *pkt, void *data)
258 {
259 	WARN_ON(pkt->hdr.cmd != INIT_COMPLETE_NOTIF);
260 
261 	return true;
262 }
263 
264 static bool iwl_wait_phy_db_entry(struct iwl_notif_wait_data *notif_wait,
265 				  struct iwl_rx_packet *pkt, void *data)
266 {
267 	struct iwl_phy_db *phy_db = data;
268 
269 	if (pkt->hdr.cmd != CALIB_RES_NOTIF_PHY_DB) {
270 		WARN_ON(pkt->hdr.cmd != INIT_COMPLETE_NOTIF);
271 		return true;
272 	}
273 
274 	WARN_ON(iwl_phy_db_set_section(phy_db, pkt));
275 
276 	return false;
277 }
278 
279 static void iwl_mvm_print_pd_notification(struct iwl_mvm *mvm)
280 {
281 #define IWL_FW_PRINT_REG_INFO(reg_name) \
282 	IWL_ERR(mvm, #reg_name ": 0x%x\n", iwl_read_umac_prph(trans, reg_name))
283 
284 	struct iwl_trans *trans = mvm->trans;
285 	enum iwl_device_family device_family = trans->trans_cfg->device_family;
286 
287 	if (device_family < IWL_DEVICE_FAMILY_8000)
288 		return;
289 
290 	if (device_family <= IWL_DEVICE_FAMILY_9000)
291 		IWL_FW_PRINT_REG_INFO(WFPM_ARC1_PD_NOTIFICATION);
292 	else
293 		IWL_FW_PRINT_REG_INFO(WFPM_LMAC1_PD_NOTIFICATION);
294 
295 	IWL_FW_PRINT_REG_INFO(HPM_SECONDARY_DEVICE_STATE);
296 
297 	/* print OPT info */
298 	IWL_FW_PRINT_REG_INFO(WFPM_MAC_OTP_CFG7_ADDR);
299 	IWL_FW_PRINT_REG_INFO(WFPM_MAC_OTP_CFG7_DATA);
300 }
301 
302 static int iwl_mvm_load_ucode_wait_alive(struct iwl_mvm *mvm,
303 					 enum iwl_ucode_type ucode_type)
304 {
305 	struct iwl_notification_wait alive_wait;
306 	struct iwl_mvm_alive_data alive_data = {};
307 	const struct fw_img *fw;
308 	int ret;
309 	enum iwl_ucode_type old_type = mvm->fwrt.cur_fw_img;
310 	static const u16 alive_cmd[] = { UCODE_ALIVE_NTFY };
311 	bool run_in_rfkill =
312 		ucode_type == IWL_UCODE_INIT || iwl_mvm_has_unified_ucode(mvm);
313 	u8 count;
314 	struct iwl_pc_data *pc_data;
315 
316 	if (ucode_type == IWL_UCODE_REGULAR &&
317 	    iwl_fw_dbg_conf_usniffer(mvm->fw, FW_DBG_START_FROM_ALIVE) &&
318 	    !(fw_has_capa(&mvm->fw->ucode_capa,
319 			  IWL_UCODE_TLV_CAPA_USNIFFER_UNIFIED)))
320 		fw = iwl_get_ucode_image(mvm->fw, IWL_UCODE_REGULAR_USNIFFER);
321 	else
322 		fw = iwl_get_ucode_image(mvm->fw, ucode_type);
323 	if (WARN_ON(!fw))
324 		return -EINVAL;
325 	iwl_fw_set_current_image(&mvm->fwrt, ucode_type);
326 	clear_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
327 
328 	iwl_init_notification_wait(&mvm->notif_wait, &alive_wait,
329 				   alive_cmd, ARRAY_SIZE(alive_cmd),
330 				   iwl_alive_fn, &alive_data);
331 
332 	/*
333 	 * We want to load the INIT firmware even in RFKILL
334 	 * For the unified firmware case, the ucode_type is not
335 	 * INIT, but we still need to run it.
336 	 */
337 	ret = iwl_trans_start_fw(mvm->trans, fw, run_in_rfkill);
338 	if (ret) {
339 		iwl_fw_set_current_image(&mvm->fwrt, old_type);
340 		iwl_remove_notification(&mvm->notif_wait, &alive_wait);
341 		return ret;
342 	}
343 
344 	/*
345 	 * Some things may run in the background now, but we
346 	 * just wait for the ALIVE notification here.
347 	 */
348 	ret = iwl_wait_notification(&mvm->notif_wait, &alive_wait,
349 				    MVM_UCODE_ALIVE_TIMEOUT);
350 
351 	if (mvm->trans->trans_cfg->device_family ==
352 	    IWL_DEVICE_FAMILY_AX210) {
353 		/* print these registers regardless of alive fail/success */
354 		IWL_INFO(mvm, "WFPM_UMAC_PD_NOTIFICATION: 0x%x\n",
355 			 iwl_read_umac_prph(mvm->trans, WFPM_ARC1_PD_NOTIFICATION));
356 		IWL_INFO(mvm, "WFPM_LMAC2_PD_NOTIFICATION: 0x%x\n",
357 			 iwl_read_umac_prph(mvm->trans, WFPM_LMAC2_PD_NOTIFICATION));
358 		IWL_INFO(mvm, "WFPM_AUTH_KEY_0: 0x%x\n",
359 			 iwl_read_umac_prph(mvm->trans, SB_MODIFY_CFG_FLAG));
360 		IWL_INFO(mvm, "CNVI_SCU_SEQ_DATA_DW9: 0x%x\n",
361 			 iwl_read_prph(mvm->trans, CNVI_SCU_SEQ_DATA_DW9));
362 	}
363 
364 	if (ret) {
365 		struct iwl_trans *trans = mvm->trans;
366 
367 		/* SecBoot info */
368 		if (trans->trans_cfg->device_family >=
369 					IWL_DEVICE_FAMILY_22000) {
370 			IWL_ERR(mvm,
371 				"SecBoot CPU1 Status: 0x%x, CPU2 Status: 0x%x\n",
372 				iwl_read_umac_prph(trans, UMAG_SB_CPU_1_STATUS),
373 				iwl_read_umac_prph(trans,
374 						   UMAG_SB_CPU_2_STATUS));
375 		} else if (trans->trans_cfg->device_family >=
376 			   IWL_DEVICE_FAMILY_8000) {
377 			IWL_ERR(mvm,
378 				"SecBoot CPU1 Status: 0x%x, CPU2 Status: 0x%x\n",
379 				iwl_read_prph(trans, SB_CPU_1_STATUS),
380 				iwl_read_prph(trans, SB_CPU_2_STATUS));
381 		}
382 
383 		iwl_mvm_print_pd_notification(mvm);
384 
385 		/* LMAC/UMAC PC info */
386 		if (trans->trans_cfg->device_family >=
387 					IWL_DEVICE_FAMILY_22000) {
388 			pc_data = trans->dbg.pc_data;
389 			for (count = 0; count < trans->dbg.num_pc;
390 			     count++, pc_data++)
391 				IWL_ERR(mvm, "%s: 0x%x\n",
392 					pc_data->pc_name,
393 					pc_data->pc_address);
394 		} else if (trans->trans_cfg->device_family >=
395 					IWL_DEVICE_FAMILY_9000) {
396 			IWL_ERR(mvm, "UMAC PC: 0x%x\n",
397 				iwl_read_umac_prph(trans,
398 						   UREG_UMAC_CURRENT_PC));
399 			IWL_ERR(mvm, "LMAC PC: 0x%x\n",
400 				iwl_read_umac_prph(trans,
401 						   UREG_LMAC1_CURRENT_PC));
402 			if (iwl_mvm_is_cdb_supported(mvm))
403 				IWL_ERR(mvm, "LMAC2 PC: 0x%x\n",
404 					iwl_read_umac_prph(trans,
405 						UREG_LMAC2_CURRENT_PC));
406 		}
407 
408 		if (ret == -ETIMEDOUT && !mvm->fw_product_reset)
409 			iwl_fw_dbg_error_collect(&mvm->fwrt,
410 						 FW_DBG_TRIGGER_ALIVE_TIMEOUT);
411 
412 		iwl_fw_set_current_image(&mvm->fwrt, old_type);
413 		return ret;
414 	}
415 
416 	if (!alive_data.valid) {
417 		IWL_ERR(mvm, "Loaded ucode is not valid!\n");
418 		iwl_fw_set_current_image(&mvm->fwrt, old_type);
419 		return -EIO;
420 	}
421 
422 	/* if reached this point, Alive notification was received */
423 	iwl_mei_alive_notif(true);
424 
425 	ret = iwl_pnvm_load(mvm->trans, &mvm->notif_wait,
426 			    &mvm->fw->ucode_capa);
427 	if (ret) {
428 		IWL_ERR(mvm, "Timeout waiting for PNVM load!\n");
429 		iwl_fw_set_current_image(&mvm->fwrt, old_type);
430 		return ret;
431 	}
432 
433 	iwl_trans_fw_alive(mvm->trans, alive_data.scd_base_addr);
434 
435 	/*
436 	 * Note: all the queues are enabled as part of the interface
437 	 * initialization, but in firmware restart scenarios they
438 	 * could be stopped, so wake them up. In firmware restart,
439 	 * mac80211 will have the queues stopped as well until the
440 	 * reconfiguration completes. During normal startup, they
441 	 * will be empty.
442 	 */
443 
444 	memset(&mvm->queue_info, 0, sizeof(mvm->queue_info));
445 	/*
446 	 * Set a 'fake' TID for the command queue, since we use the
447 	 * hweight() of the tid_bitmap as a refcount now. Not that
448 	 * we ever even consider the command queue as one we might
449 	 * want to reuse, but be safe nevertheless.
450 	 */
451 	mvm->queue_info[IWL_MVM_DQA_CMD_QUEUE].tid_bitmap =
452 		BIT(IWL_MAX_TID_COUNT + 2);
453 
454 	set_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
455 #ifdef CONFIG_IWLWIFI_DEBUGFS
456 	iwl_fw_set_dbg_rec_on(&mvm->fwrt);
457 #endif
458 
459 	/*
460 	 * For pre-MLD API (MLD API doesn't use the timestamps):
461 	 * All the BSSes in the BSS table include the GP2 in the system
462 	 * at the beacon Rx time, this is of course no longer relevant
463 	 * since we are resetting the firmware.
464 	 * Purge all the BSS table.
465 	 */
466 	if (!mvm->mld_api_is_used)
467 		cfg80211_bss_flush(mvm->hw->wiphy);
468 
469 	return 0;
470 }
471 
472 static void iwl_mvm_phy_filter_init(struct iwl_mvm *mvm,
473 				    struct iwl_phy_specific_cfg *phy_filters)
474 {
475 #ifdef CONFIG_ACPI
476 	*phy_filters = mvm->phy_filters;
477 #endif /* CONFIG_ACPI */
478 }
479 
480 static void iwl_mvm_uats_init(struct iwl_mvm *mvm)
481 {
482 	u8 cmd_ver;
483 	int ret;
484 	struct iwl_host_cmd cmd = {
485 		.id = WIDE_ID(REGULATORY_AND_NVM_GROUP,
486 			      MCC_ALLOWED_AP_TYPE_CMD),
487 		.flags = 0,
488 		.data[0] = &mvm->fwrt.uats_table,
489 		.len[0] =  sizeof(mvm->fwrt.uats_table),
490 		.dataflags[0] = IWL_HCMD_DFL_NOCOPY,
491 	};
492 
493 	if (mvm->trans->trans_cfg->device_family < IWL_DEVICE_FAMILY_AX210) {
494 		IWL_DEBUG_RADIO(mvm, "UATS feature is not supported\n");
495 		return;
496 	}
497 
498 	cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, cmd.id,
499 					IWL_FW_CMD_VER_UNKNOWN);
500 	if (cmd_ver != 1) {
501 		IWL_DEBUG_RADIO(mvm,
502 				"MCC_ALLOWED_AP_TYPE_CMD ver %d not supported\n",
503 				cmd_ver);
504 		return;
505 	}
506 
507 	ret = iwl_uefi_get_uats_table(mvm->trans, &mvm->fwrt);
508 	if (ret < 0) {
509 		IWL_DEBUG_FW(mvm, "failed to read UATS table (%d)\n", ret);
510 		return;
511 	}
512 
513 	ret = iwl_mvm_send_cmd(mvm, &cmd);
514 	if (ret < 0)
515 		IWL_ERR(mvm, "failed to send MCC_ALLOWED_AP_TYPE_CMD (%d)\n",
516 			ret);
517 	else
518 		IWL_DEBUG_RADIO(mvm, "MCC_ALLOWED_AP_TYPE_CMD sent to FW\n");
519 }
520 
521 static int iwl_mvm_sgom_init(struct iwl_mvm *mvm)
522 {
523 	u8 cmd_ver;
524 	int ret;
525 	struct iwl_host_cmd cmd = {
526 		.id = WIDE_ID(REGULATORY_AND_NVM_GROUP,
527 			      SAR_OFFSET_MAPPING_TABLE_CMD),
528 		.flags = 0,
529 		.data[0] = &mvm->fwrt.sgom_table,
530 		.len[0] =  sizeof(mvm->fwrt.sgom_table),
531 		.dataflags[0] = IWL_HCMD_DFL_NOCOPY,
532 	};
533 
534 	if (!mvm->fwrt.sgom_enabled) {
535 		IWL_DEBUG_RADIO(mvm, "SGOM table is disabled\n");
536 		return 0;
537 	}
538 
539 	cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, cmd.id,
540 					IWL_FW_CMD_VER_UNKNOWN);
541 
542 	if (cmd_ver != 2) {
543 		IWL_DEBUG_RADIO(mvm, "command version is unsupported. version = %d\n",
544 				cmd_ver);
545 		return 0;
546 	}
547 
548 	ret = iwl_mvm_send_cmd(mvm, &cmd);
549 	if (ret < 0)
550 		IWL_ERR(mvm, "failed to send SAR_OFFSET_MAPPING_CMD (%d)\n", ret);
551 
552 	return ret;
553 }
554 
555 static int iwl_send_phy_cfg_cmd(struct iwl_mvm *mvm)
556 {
557 	u32 cmd_id = PHY_CONFIGURATION_CMD;
558 	struct iwl_phy_cfg_cmd_v3 phy_cfg_cmd;
559 	enum iwl_ucode_type ucode_type = mvm->fwrt.cur_fw_img;
560 	u8 cmd_ver;
561 	size_t cmd_size;
562 
563 	if (iwl_mvm_has_unified_ucode(mvm) &&
564 	    !mvm->trans->cfg->tx_with_siso_diversity)
565 		return 0;
566 
567 	if (mvm->trans->cfg->tx_with_siso_diversity) {
568 		/*
569 		 * TODO: currently we don't set the antenna but letting the NIC
570 		 * to decide which antenna to use. This should come from BIOS.
571 		 */
572 		phy_cfg_cmd.phy_cfg =
573 			cpu_to_le32(FW_PHY_CFG_CHAIN_SAD_ENABLED);
574 	}
575 
576 	/* Set parameters */
577 	phy_cfg_cmd.phy_cfg = cpu_to_le32(iwl_mvm_get_phy_config(mvm));
578 
579 	/* set flags extra PHY configuration flags from the device's cfg */
580 	phy_cfg_cmd.phy_cfg |=
581 		cpu_to_le32(mvm->trans->trans_cfg->extra_phy_cfg_flags);
582 
583 	phy_cfg_cmd.calib_control.event_trigger =
584 		mvm->fw->default_calib[ucode_type].event_trigger;
585 	phy_cfg_cmd.calib_control.flow_trigger =
586 		mvm->fw->default_calib[ucode_type].flow_trigger;
587 
588 	cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, cmd_id,
589 					IWL_FW_CMD_VER_UNKNOWN);
590 	if (cmd_ver >= 3)
591 		iwl_mvm_phy_filter_init(mvm, &phy_cfg_cmd.phy_specific_cfg);
592 
593 	IWL_DEBUG_INFO(mvm, "Sending Phy CFG command: 0x%x\n",
594 		       phy_cfg_cmd.phy_cfg);
595 	cmd_size = (cmd_ver == 3) ? sizeof(struct iwl_phy_cfg_cmd_v3) :
596 				    sizeof(struct iwl_phy_cfg_cmd_v1);
597 	return iwl_mvm_send_cmd_pdu(mvm, cmd_id, 0, cmd_size, &phy_cfg_cmd);
598 }
599 
600 static int iwl_run_unified_mvm_ucode(struct iwl_mvm *mvm)
601 {
602 	struct iwl_notification_wait init_wait;
603 	struct iwl_nvm_access_complete_cmd nvm_complete = {};
604 	struct iwl_init_extended_cfg_cmd init_cfg = {
605 		.init_flags = cpu_to_le32(BIT(IWL_INIT_NVM)),
606 	};
607 	static const u16 init_complete[] = {
608 		INIT_COMPLETE_NOTIF,
609 	};
610 	u32 sb_cfg;
611 	int ret;
612 
613 	if (mvm->trans->cfg->tx_with_siso_diversity)
614 		init_cfg.init_flags |= cpu_to_le32(BIT(IWL_INIT_PHY));
615 
616 	lockdep_assert_held(&mvm->mutex);
617 
618 	mvm->rfkill_safe_init_done = false;
619 
620 	if (mvm->trans->trans_cfg->device_family == IWL_DEVICE_FAMILY_AX210) {
621 		sb_cfg = iwl_read_umac_prph(mvm->trans, SB_MODIFY_CFG_FLAG);
622 		/* if needed, we'll reset this on our way out later */
623 		mvm->fw_product_reset = sb_cfg == SB_CFG_RESIDES_IN_ROM;
624 		if (mvm->fw_product_reset && iwl_mei_pldr_req())
625 			return -EBUSY;
626 	}
627 
628 	iwl_init_notification_wait(&mvm->notif_wait,
629 				   &init_wait,
630 				   init_complete,
631 				   ARRAY_SIZE(init_complete),
632 				   iwl_wait_init_complete,
633 				   NULL);
634 
635 	iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_EARLY, NULL);
636 
637 	/* Will also start the device */
638 	ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_REGULAR);
639 	if (ret) {
640 		IWL_ERR(mvm, "Failed to start RT ucode: %d\n", ret);
641 
642 		/* if we needed reset then fail here, but notify and remove */
643 		if (mvm->fw_product_reset) {
644 			iwl_mei_alive_notif(false);
645 			iwl_trans_pcie_remove(mvm->trans, true);
646 		}
647 
648 		goto error;
649 	}
650 	iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_AFTER_ALIVE,
651 			       NULL);
652 
653 	if (mvm->trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_BZ)
654 		mvm->trans->step_urm = !!(iwl_read_umac_prph(mvm->trans,
655 							     CNVI_PMU_STEP_FLOW) &
656 						CNVI_PMU_STEP_FLOW_FORCE_URM);
657 
658 	/* Send init config command to mark that we are sending NVM access
659 	 * commands
660 	 */
661 	ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(SYSTEM_GROUP,
662 						INIT_EXTENDED_CFG_CMD),
663 				   CMD_SEND_IN_RFKILL,
664 				   sizeof(init_cfg), &init_cfg);
665 	if (ret) {
666 		IWL_ERR(mvm, "Failed to run init config command: %d\n",
667 			ret);
668 		goto error;
669 	}
670 
671 	/* Load NVM to NIC if needed */
672 	if (mvm->nvm_file_name) {
673 		ret = iwl_read_external_nvm(mvm->trans, mvm->nvm_file_name,
674 					    mvm->nvm_sections);
675 		if (ret)
676 			goto error;
677 		ret = iwl_mvm_load_nvm_to_nic(mvm);
678 		if (ret)
679 			goto error;
680 	}
681 
682 	ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(REGULATORY_AND_NVM_GROUP,
683 						NVM_ACCESS_COMPLETE),
684 				   CMD_SEND_IN_RFKILL,
685 				   sizeof(nvm_complete), &nvm_complete);
686 	if (ret) {
687 		IWL_ERR(mvm, "Failed to run complete NVM access: %d\n",
688 			ret);
689 		goto error;
690 	}
691 
692 	ret = iwl_send_phy_cfg_cmd(mvm);
693 	if (ret) {
694 		IWL_ERR(mvm, "Failed to run PHY configuration: %d\n",
695 			ret);
696 		goto error;
697 	}
698 
699 	/* We wait for the INIT complete notification */
700 	ret = iwl_wait_notification(&mvm->notif_wait, &init_wait,
701 				    MVM_UCODE_ALIVE_TIMEOUT);
702 	if (ret)
703 		return ret;
704 
705 	/* Read the NVM only at driver load time, no need to do this twice */
706 	if (!mvm->nvm_data) {
707 		mvm->nvm_data = iwl_get_nvm(mvm->trans, mvm->fw,
708 					    mvm->set_tx_ant, mvm->set_rx_ant);
709 		if (IS_ERR(mvm->nvm_data)) {
710 			ret = PTR_ERR(mvm->nvm_data);
711 			mvm->nvm_data = NULL;
712 			IWL_ERR(mvm, "Failed to read NVM: %d\n", ret);
713 			return ret;
714 		}
715 	}
716 
717 	mvm->rfkill_safe_init_done = true;
718 
719 	return 0;
720 
721 error:
722 	iwl_remove_notification(&mvm->notif_wait, &init_wait);
723 	return ret;
724 }
725 
726 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm)
727 {
728 	struct iwl_notification_wait calib_wait;
729 	static const u16 init_complete[] = {
730 		INIT_COMPLETE_NOTIF,
731 		CALIB_RES_NOTIF_PHY_DB
732 	};
733 	int ret;
734 
735 	if (iwl_mvm_has_unified_ucode(mvm))
736 		return iwl_run_unified_mvm_ucode(mvm);
737 
738 	lockdep_assert_held(&mvm->mutex);
739 
740 	mvm->rfkill_safe_init_done = false;
741 
742 	iwl_init_notification_wait(&mvm->notif_wait,
743 				   &calib_wait,
744 				   init_complete,
745 				   ARRAY_SIZE(init_complete),
746 				   iwl_wait_phy_db_entry,
747 				   mvm->phy_db);
748 
749 	iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_EARLY, NULL);
750 
751 	/* Will also start the device */
752 	ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_INIT);
753 	if (ret) {
754 		IWL_ERR(mvm, "Failed to start INIT ucode: %d\n", ret);
755 		goto remove_notif;
756 	}
757 
758 	if (mvm->trans->trans_cfg->device_family < IWL_DEVICE_FAMILY_8000) {
759 		ret = iwl_mvm_send_bt_init_conf(mvm);
760 		if (ret)
761 			goto remove_notif;
762 	}
763 
764 	/* Read the NVM only at driver load time, no need to do this twice */
765 	if (!mvm->nvm_data) {
766 		ret = iwl_nvm_init(mvm);
767 		if (ret) {
768 			IWL_ERR(mvm, "Failed to read NVM: %d\n", ret);
769 			goto remove_notif;
770 		}
771 	}
772 
773 	/* In case we read the NVM from external file, load it to the NIC */
774 	if (mvm->nvm_file_name) {
775 		ret = iwl_mvm_load_nvm_to_nic(mvm);
776 		if (ret)
777 			goto remove_notif;
778 	}
779 
780 	WARN_ONCE(mvm->nvm_data->nvm_version < mvm->trans->cfg->nvm_ver,
781 		  "Too old NVM version (0x%0x, required = 0x%0x)",
782 		  mvm->nvm_data->nvm_version, mvm->trans->cfg->nvm_ver);
783 
784 	/*
785 	 * abort after reading the nvm in case RF Kill is on, we will complete
786 	 * the init seq later when RF kill will switch to off
787 	 */
788 	if (iwl_mvm_is_radio_hw_killed(mvm)) {
789 		IWL_DEBUG_RF_KILL(mvm,
790 				  "jump over all phy activities due to RF kill\n");
791 		goto remove_notif;
792 	}
793 
794 	mvm->rfkill_safe_init_done = true;
795 
796 	/* Send TX valid antennas before triggering calibrations */
797 	ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm));
798 	if (ret)
799 		goto remove_notif;
800 
801 	ret = iwl_send_phy_cfg_cmd(mvm);
802 	if (ret) {
803 		IWL_ERR(mvm, "Failed to run INIT calibrations: %d\n",
804 			ret);
805 		goto remove_notif;
806 	}
807 
808 	/*
809 	 * Some things may run in the background now, but we
810 	 * just wait for the calibration complete notification.
811 	 */
812 	ret = iwl_wait_notification(&mvm->notif_wait, &calib_wait,
813 				    MVM_UCODE_CALIB_TIMEOUT);
814 	if (!ret)
815 		goto out;
816 
817 	if (iwl_mvm_is_radio_hw_killed(mvm)) {
818 		IWL_DEBUG_RF_KILL(mvm, "RFKILL while calibrating.\n");
819 		ret = 0;
820 	} else {
821 		IWL_ERR(mvm, "Failed to run INIT calibrations: %d\n",
822 			ret);
823 	}
824 
825 	goto out;
826 
827 remove_notif:
828 	iwl_remove_notification(&mvm->notif_wait, &calib_wait);
829 out:
830 	mvm->rfkill_safe_init_done = false;
831 	if (!mvm->nvm_data) {
832 		/* we want to debug INIT and we have no NVM - fake */
833 		mvm->nvm_data = kzalloc(sizeof(struct iwl_nvm_data) +
834 					sizeof(struct ieee80211_channel) +
835 					sizeof(struct ieee80211_rate),
836 					GFP_KERNEL);
837 		if (!mvm->nvm_data)
838 			return -ENOMEM;
839 		mvm->nvm_data->bands[0].channels = mvm->nvm_data->channels;
840 		mvm->nvm_data->bands[0].n_channels = 1;
841 		mvm->nvm_data->bands[0].n_bitrates = 1;
842 		mvm->nvm_data->bands[0].bitrates =
843 			(void *)(mvm->nvm_data->channels + 1);
844 		mvm->nvm_data->bands[0].bitrates->hw_value = 10;
845 	}
846 
847 	return ret;
848 }
849 
850 static int iwl_mvm_config_ltr(struct iwl_mvm *mvm)
851 {
852 	struct iwl_ltr_config_cmd cmd = {
853 		.flags = cpu_to_le32(LTR_CFG_FLAG_FEATURE_ENABLE),
854 	};
855 
856 	if (!mvm->trans->ltr_enabled)
857 		return 0;
858 
859 	return iwl_mvm_send_cmd_pdu(mvm, LTR_CONFIG, 0,
860 				    sizeof(cmd), &cmd);
861 }
862 
863 int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b)
864 {
865 	u32 cmd_id = REDUCE_TX_POWER_CMD;
866 	struct iwl_dev_tx_power_cmd cmd = {
867 		.common.set_mode = cpu_to_le32(IWL_TX_POWER_MODE_SET_CHAINS),
868 	};
869 	__le16 *per_chain;
870 	int ret;
871 	u16 len = 0;
872 	u32 n_subbands;
873 	u8 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, cmd_id, 3);
874 
875 	if (cmd_ver >= 7) {
876 		len = sizeof(cmd.v7);
877 		n_subbands = IWL_NUM_SUB_BANDS_V2;
878 		per_chain = cmd.v7.per_chain[0][0];
879 		cmd.v7.flags = cpu_to_le32(mvm->fwrt.reduced_power_flags);
880 		if (cmd_ver == 8)
881 			len = sizeof(cmd.v8);
882 	} else if (cmd_ver == 6) {
883 		len = sizeof(cmd.v6);
884 		n_subbands = IWL_NUM_SUB_BANDS_V2;
885 		per_chain = cmd.v6.per_chain[0][0];
886 	} else if (fw_has_api(&mvm->fw->ucode_capa,
887 			      IWL_UCODE_TLV_API_REDUCE_TX_POWER)) {
888 		len = sizeof(cmd.v5);
889 		n_subbands = IWL_NUM_SUB_BANDS_V1;
890 		per_chain = cmd.v5.per_chain[0][0];
891 	} else if (fw_has_capa(&mvm->fw->ucode_capa,
892 			       IWL_UCODE_TLV_CAPA_TX_POWER_ACK)) {
893 		len = sizeof(cmd.v4);
894 		n_subbands = IWL_NUM_SUB_BANDS_V1;
895 		per_chain = cmd.v4.per_chain[0][0];
896 	} else {
897 		len = sizeof(cmd.v3);
898 		n_subbands = IWL_NUM_SUB_BANDS_V1;
899 		per_chain = cmd.v3.per_chain[0][0];
900 	}
901 
902 	/* all structs have the same common part, add it */
903 	len += sizeof(cmd.common);
904 
905 	ret = iwl_sar_fill_profile(&mvm->fwrt, per_chain,
906 				   IWL_NUM_CHAIN_TABLES,
907 				   n_subbands, prof_a, prof_b);
908 
909 	/* return on error or if the profile is disabled (positive number) */
910 	if (ret)
911 		return ret;
912 
913 	iwl_mei_set_power_limit(per_chain);
914 
915 	IWL_DEBUG_RADIO(mvm, "Sending REDUCE_TX_POWER_CMD per chain\n");
916 	return iwl_mvm_send_cmd_pdu(mvm, cmd_id, 0, len, &cmd);
917 }
918 
919 int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm)
920 {
921 	union iwl_geo_tx_power_profiles_cmd geo_tx_cmd;
922 	struct iwl_geo_tx_power_profiles_resp *resp;
923 	u16 len;
924 	int ret;
925 	struct iwl_host_cmd cmd = {
926 		.id = WIDE_ID(PHY_OPS_GROUP, PER_CHAIN_LIMIT_OFFSET_CMD),
927 		.flags = CMD_WANT_SKB,
928 		.data = { &geo_tx_cmd },
929 	};
930 	u8 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, cmd.id,
931 					   IWL_FW_CMD_VER_UNKNOWN);
932 
933 	/* the ops field is at the same spot for all versions, so set in v1 */
934 	geo_tx_cmd.v1.ops =
935 		cpu_to_le32(IWL_PER_CHAIN_OFFSET_GET_CURRENT_TABLE);
936 
937 	if (cmd_ver == 5)
938 		len = sizeof(geo_tx_cmd.v5);
939 	else if (cmd_ver == 4)
940 		len = sizeof(geo_tx_cmd.v4);
941 	else if (cmd_ver == 3)
942 		len = sizeof(geo_tx_cmd.v3);
943 	else if (fw_has_api(&mvm->fwrt.fw->ucode_capa,
944 			    IWL_UCODE_TLV_API_SAR_TABLE_VER))
945 		len = sizeof(geo_tx_cmd.v2);
946 	else
947 		len = sizeof(geo_tx_cmd.v1);
948 
949 	if (!iwl_sar_geo_support(&mvm->fwrt))
950 		return -EOPNOTSUPP;
951 
952 	cmd.len[0] = len;
953 
954 	ret = iwl_mvm_send_cmd(mvm, &cmd);
955 	if (ret) {
956 		IWL_ERR(mvm, "Failed to get geographic profile info %d\n", ret);
957 		return ret;
958 	}
959 
960 	resp = (void *)cmd.resp_pkt->data;
961 	ret = le32_to_cpu(resp->profile_idx);
962 
963 	if (WARN_ON(ret > BIOS_GEO_MAX_PROFILE_NUM))
964 		ret = -EIO;
965 
966 	iwl_free_resp(&cmd);
967 	return ret;
968 }
969 
970 static int iwl_mvm_sar_geo_init(struct iwl_mvm *mvm)
971 {
972 	u32 cmd_id = WIDE_ID(PHY_OPS_GROUP, PER_CHAIN_LIMIT_OFFSET_CMD);
973 	union iwl_geo_tx_power_profiles_cmd cmd;
974 	u16 len;
975 	u32 n_bands;
976 	u32 n_profiles;
977 	__le32 sk = cpu_to_le32(0);
978 	int ret;
979 	u8 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, cmd_id,
980 					   IWL_FW_CMD_VER_UNKNOWN);
981 
982 	BUILD_BUG_ON(offsetof(struct iwl_geo_tx_power_profiles_cmd_v1, ops) !=
983 		     offsetof(struct iwl_geo_tx_power_profiles_cmd_v2, ops) ||
984 		     offsetof(struct iwl_geo_tx_power_profiles_cmd_v2, ops) !=
985 		     offsetof(struct iwl_geo_tx_power_profiles_cmd_v3, ops) ||
986 		     offsetof(struct iwl_geo_tx_power_profiles_cmd_v3, ops) !=
987 		     offsetof(struct iwl_geo_tx_power_profiles_cmd_v4, ops) ||
988 		     offsetof(struct iwl_geo_tx_power_profiles_cmd_v4, ops) !=
989 		     offsetof(struct iwl_geo_tx_power_profiles_cmd_v5, ops));
990 
991 	/* the ops field is at the same spot for all versions, so set in v1 */
992 	cmd.v1.ops = cpu_to_le32(IWL_PER_CHAIN_OFFSET_SET_TABLES);
993 
994 	/* Only set to South Korea if the table revision is 1 */
995 	if (mvm->fwrt.geo_rev == 1)
996 		sk = cpu_to_le32(1);
997 
998 	if (cmd_ver == 5) {
999 		len = sizeof(cmd.v5);
1000 		n_bands = ARRAY_SIZE(cmd.v5.table[0]);
1001 		n_profiles = BIOS_GEO_MAX_PROFILE_NUM;
1002 		cmd.v5.table_revision = sk;
1003 	} else if (cmd_ver == 4) {
1004 		len = sizeof(cmd.v4);
1005 		n_bands = ARRAY_SIZE(cmd.v4.table[0]);
1006 		n_profiles = BIOS_GEO_MAX_PROFILE_NUM;
1007 		cmd.v4.table_revision = sk;
1008 	} else if (cmd_ver == 3) {
1009 		len = sizeof(cmd.v3);
1010 		n_bands = ARRAY_SIZE(cmd.v3.table[0]);
1011 		n_profiles = BIOS_GEO_MIN_PROFILE_NUM;
1012 		cmd.v3.table_revision = sk;
1013 	} else if (fw_has_api(&mvm->fwrt.fw->ucode_capa,
1014 			      IWL_UCODE_TLV_API_SAR_TABLE_VER)) {
1015 		len = sizeof(cmd.v2);
1016 		n_bands = ARRAY_SIZE(cmd.v2.table[0]);
1017 		n_profiles = BIOS_GEO_MIN_PROFILE_NUM;
1018 		cmd.v2.table_revision = sk;
1019 	} else {
1020 		len = sizeof(cmd.v1);
1021 		n_bands = ARRAY_SIZE(cmd.v1.table[0]);
1022 		n_profiles = BIOS_GEO_MIN_PROFILE_NUM;
1023 	}
1024 
1025 	BUILD_BUG_ON(offsetof(struct iwl_geo_tx_power_profiles_cmd_v1, table) !=
1026 		     offsetof(struct iwl_geo_tx_power_profiles_cmd_v2, table) ||
1027 		     offsetof(struct iwl_geo_tx_power_profiles_cmd_v2, table) !=
1028 		     offsetof(struct iwl_geo_tx_power_profiles_cmd_v3, table) ||
1029 		     offsetof(struct iwl_geo_tx_power_profiles_cmd_v3, table) !=
1030 		     offsetof(struct iwl_geo_tx_power_profiles_cmd_v4, table) ||
1031 		     offsetof(struct iwl_geo_tx_power_profiles_cmd_v4, table) !=
1032 		     offsetof(struct iwl_geo_tx_power_profiles_cmd_v5, table));
1033 	/* the table is at the same position for all versions, so set use v1 */
1034 	ret = iwl_sar_geo_fill_table(&mvm->fwrt, &cmd.v1.table[0][0],
1035 				     n_bands, n_profiles);
1036 
1037 	/*
1038 	 * It is a valid scenario to not support SAR, or miss wgds table,
1039 	 * but in that case there is no need to send the command.
1040 	 */
1041 	if (ret)
1042 		return 0;
1043 
1044 	return iwl_mvm_send_cmd_pdu(mvm, cmd_id, 0, len, &cmd);
1045 }
1046 
1047 int iwl_mvm_ppag_send_cmd(struct iwl_mvm *mvm)
1048 {
1049 	union iwl_ppag_table_cmd cmd;
1050 	int ret, cmd_size;
1051 
1052 	ret = iwl_fill_ppag_table(&mvm->fwrt, &cmd, &cmd_size);
1053 	/* Not supporting PPAG table is a valid scenario */
1054 	if (ret < 0)
1055 		return 0;
1056 
1057 	IWL_DEBUG_RADIO(mvm, "Sending PER_PLATFORM_ANT_GAIN_CMD\n");
1058 	ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(PHY_OPS_GROUP,
1059 						PER_PLATFORM_ANT_GAIN_CMD),
1060 				   0, cmd_size, &cmd);
1061 	if (ret < 0)
1062 		IWL_ERR(mvm, "failed to send PER_PLATFORM_ANT_GAIN_CMD (%d)\n",
1063 			ret);
1064 
1065 	return ret;
1066 }
1067 
1068 static int iwl_mvm_ppag_init(struct iwl_mvm *mvm)
1069 {
1070 	/* no need to read the table, done in INIT stage */
1071 	if (!(iwl_is_ppag_approved(&mvm->fwrt)))
1072 		return 0;
1073 
1074 	return iwl_mvm_ppag_send_cmd(mvm);
1075 }
1076 
1077 static bool iwl_mvm_add_to_tas_block_list(__le32 *list, __le32 *le_size, unsigned int mcc)
1078 {
1079 	int i;
1080 	u32 size = le32_to_cpu(*le_size);
1081 
1082 	/* Verify that there is room for another country */
1083 	if (size >= IWL_WTAS_BLACK_LIST_MAX)
1084 		return false;
1085 
1086 	for (i = 0; i < size; i++) {
1087 		if (list[i] == cpu_to_le32(mcc))
1088 			return true;
1089 	}
1090 
1091 	list[size++] = cpu_to_le32(mcc);
1092 	*le_size = cpu_to_le32(size);
1093 	return true;
1094 }
1095 
1096 static void iwl_mvm_tas_init(struct iwl_mvm *mvm)
1097 {
1098 	u32 cmd_id = WIDE_ID(REGULATORY_AND_NVM_GROUP, TAS_CONFIG);
1099 	int ret;
1100 	struct iwl_tas_data data = {};
1101 	struct iwl_tas_config_cmd cmd = {};
1102 	int cmd_size, fw_ver;
1103 
1104 	BUILD_BUG_ON(ARRAY_SIZE(data.block_list_array) !=
1105 		     IWL_WTAS_BLACK_LIST_MAX);
1106 	BUILD_BUG_ON(ARRAY_SIZE(cmd.common.block_list_array) !=
1107 		     IWL_WTAS_BLACK_LIST_MAX);
1108 
1109 	if (!fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_TAS_CFG)) {
1110 		IWL_DEBUG_RADIO(mvm, "TAS not enabled in FW\n");
1111 		return;
1112 	}
1113 
1114 	ret = iwl_bios_get_tas_table(&mvm->fwrt, &data);
1115 	if (ret < 0) {
1116 		IWL_DEBUG_RADIO(mvm,
1117 				"TAS table invalid or unavailable. (%d)\n",
1118 				ret);
1119 		return;
1120 	}
1121 
1122 	if (ret == 0)
1123 		return;
1124 
1125 	if (!iwl_is_tas_approved()) {
1126 		IWL_DEBUG_RADIO(mvm,
1127 				"System vendor '%s' is not in the approved list, disabling TAS in US and Canada.\n",
1128 				dmi_get_system_info(DMI_SYS_VENDOR) ?: "<unknown>");
1129 		if ((!iwl_mvm_add_to_tas_block_list(data.block_list_array,
1130 						    &data.block_list_size,
1131 						    IWL_MCC_US)) ||
1132 		    (!iwl_mvm_add_to_tas_block_list(data.block_list_array,
1133 						    &data.block_list_size,
1134 						    IWL_MCC_CANADA))) {
1135 			IWL_DEBUG_RADIO(mvm,
1136 					"Unable to add US/Canada to TAS block list, disabling TAS\n");
1137 			return;
1138 		}
1139 	} else {
1140 		IWL_DEBUG_RADIO(mvm,
1141 				"System vendor '%s' is in the approved list.\n",
1142 				dmi_get_system_info(DMI_SYS_VENDOR) ?: "<unknown>");
1143 	}
1144 
1145 	fw_ver = iwl_fw_lookup_cmd_ver(mvm->fw, cmd_id,
1146 				       IWL_FW_CMD_VER_UNKNOWN);
1147 
1148 	memcpy(&cmd.common, &data, sizeof(struct iwl_tas_config_cmd_common));
1149 
1150 	/* Set v3 or v4 specific parts. will be trunctated for fw_ver < 3 */
1151 	if (fw_ver == 4) {
1152 		cmd.v4.override_tas_iec = data.override_tas_iec;
1153 		cmd.v4.enable_tas_iec = data.enable_tas_iec;
1154 		cmd.v4.usa_tas_uhb_allowed = data.usa_tas_uhb_allowed;
1155 	} else {
1156 		cmd.v3.override_tas_iec = cpu_to_le16(data.override_tas_iec);
1157 		cmd.v3.enable_tas_iec = cpu_to_le16(data.enable_tas_iec);
1158 	}
1159 
1160 	cmd_size = sizeof(struct iwl_tas_config_cmd_common);
1161 	if (fw_ver >= 3)
1162 		/* v4 is the same size as v3 */
1163 		cmd_size += sizeof(struct iwl_tas_config_cmd_v3);
1164 
1165 	ret = iwl_mvm_send_cmd_pdu(mvm, cmd_id, 0, cmd_size, &cmd);
1166 	if (ret < 0)
1167 		IWL_DEBUG_RADIO(mvm, "failed to send TAS_CONFIG (%d)\n", ret);
1168 }
1169 
1170 static bool iwl_mvm_eval_dsm_rfi(struct iwl_mvm *mvm)
1171 {
1172 	u32 value = 0;
1173 	/* default behaviour is disabled */
1174 	bool bios_enable_rfi = false;
1175 	int ret = iwl_bios_get_dsm(&mvm->fwrt, DSM_FUNC_RFI_CONFIG, &value);
1176 
1177 
1178 	if (ret < 0) {
1179 		IWL_DEBUG_RADIO(mvm, "Failed to get DSM RFI, ret=%d\n", ret);
1180 		return bios_enable_rfi;
1181 	}
1182 
1183 	value &= DSM_VALUE_RFI_DISABLE;
1184 	/* RFI BIOS CONFIG value can be 0 or 3 only.
1185 	 * i.e 0 means DDR and DLVR enabled. 3 means DDR and DLVR disabled.
1186 	 * 1 and 2 are invalid BIOS configurations, So, it's not possible to
1187 	 * disable ddr/dlvr separately.
1188 	 */
1189 	if (!value) {
1190 		IWL_DEBUG_RADIO(mvm, "DSM RFI is evaluated to enable\n");
1191 		bios_enable_rfi = true;
1192 	} else if (value == DSM_VALUE_RFI_DISABLE) {
1193 		IWL_DEBUG_RADIO(mvm, "DSM RFI is evaluated to disable\n");
1194 	} else {
1195 		IWL_DEBUG_RADIO(mvm,
1196 				"DSM RFI got invalid value, value=%d\n", value);
1197 	}
1198 
1199 	return bios_enable_rfi;
1200 }
1201 
1202 static void iwl_mvm_lari_cfg(struct iwl_mvm *mvm)
1203 {
1204 	struct iwl_lari_config_change_cmd cmd;
1205 	size_t cmd_size;
1206 	int ret;
1207 
1208 	ret = iwl_fill_lari_config(&mvm->fwrt, &cmd, &cmd_size);
1209 	if (!ret) {
1210 		ret = iwl_mvm_send_cmd_pdu(mvm,
1211 					   WIDE_ID(REGULATORY_AND_NVM_GROUP,
1212 						   LARI_CONFIG_CHANGE),
1213 					   0, cmd_size, &cmd);
1214 		if (ret < 0)
1215 			IWL_DEBUG_RADIO(mvm,
1216 					"Failed to send LARI_CONFIG_CHANGE (%d)\n",
1217 					ret);
1218 	}
1219 }
1220 
1221 void iwl_mvm_get_bios_tables(struct iwl_mvm *mvm)
1222 {
1223 	int ret;
1224 
1225 	iwl_acpi_get_guid_lock_status(&mvm->fwrt);
1226 
1227 	/* read PPAG table */
1228 	ret = iwl_bios_get_ppag_table(&mvm->fwrt);
1229 	if (ret < 0) {
1230 		IWL_DEBUG_RADIO(mvm,
1231 				"PPAG BIOS table invalid or unavailable. (%d)\n",
1232 				ret);
1233 	}
1234 
1235 	/* read SAR tables */
1236 	ret = iwl_bios_get_wrds_table(&mvm->fwrt);
1237 	if (ret < 0) {
1238 		IWL_DEBUG_RADIO(mvm,
1239 				"WRDS SAR BIOS table invalid or unavailable. (%d)\n",
1240 				ret);
1241 		/*
1242 		 * If not available, don't fail and don't bother with EWRD and
1243 		 * WGDS */
1244 
1245 		if (!iwl_bios_get_wgds_table(&mvm->fwrt)) {
1246 			/*
1247 			 * If basic SAR is not available, we check for WGDS,
1248 			 * which should *not* be available either.  If it is
1249 			 * available, issue an error, because we can't use SAR
1250 			 * Geo without basic SAR.
1251 			 */
1252 			IWL_ERR(mvm, "BIOS contains WGDS but no WRDS\n");
1253 		}
1254 
1255 	} else {
1256 		ret = iwl_bios_get_ewrd_table(&mvm->fwrt);
1257 		/* if EWRD is not available, we can still use
1258 		* WRDS, so don't fail */
1259 		if (ret < 0)
1260 			IWL_DEBUG_RADIO(mvm,
1261 					"EWRD SAR BIOS table invalid or unavailable. (%d)\n",
1262 					ret);
1263 
1264 		/* read geo SAR table */
1265 		if (iwl_sar_geo_support(&mvm->fwrt)) {
1266 			ret = iwl_bios_get_wgds_table(&mvm->fwrt);
1267 			if (ret < 0)
1268 				IWL_DEBUG_RADIO(mvm,
1269 						"Geo SAR BIOS table invalid or unavailable. (%d)\n",
1270 						ret);
1271 				/* we don't fail if the table is not available */
1272 		}
1273 	}
1274 
1275 	iwl_acpi_get_phy_filters(&mvm->fwrt, &mvm->phy_filters);
1276 
1277 	if (iwl_bios_get_eckv(&mvm->fwrt, &mvm->ext_clock_valid))
1278 		IWL_DEBUG_RADIO(mvm, "ECKV table doesn't exist in BIOS\n");
1279 }
1280 
1281 static void iwl_mvm_disconnect_iterator(void *data, u8 *mac,
1282 					struct ieee80211_vif *vif)
1283 {
1284 	if (vif->type == NL80211_IFTYPE_STATION)
1285 		ieee80211_hw_restart_disconnect(vif);
1286 }
1287 
1288 void iwl_mvm_send_recovery_cmd(struct iwl_mvm *mvm, u32 flags)
1289 {
1290 	u32 error_log_size = mvm->fw->ucode_capa.error_log_size;
1291 	int ret;
1292 	u32 resp;
1293 
1294 	struct iwl_fw_error_recovery_cmd recovery_cmd = {
1295 		.flags = cpu_to_le32(flags),
1296 		.buf_size = 0,
1297 	};
1298 	struct iwl_host_cmd host_cmd = {
1299 		.id = WIDE_ID(SYSTEM_GROUP, FW_ERROR_RECOVERY_CMD),
1300 		.flags = CMD_WANT_SKB,
1301 		.data = {&recovery_cmd, },
1302 		.len = {sizeof(recovery_cmd), },
1303 	};
1304 
1305 	/* no error log was defined in TLV */
1306 	if (!error_log_size)
1307 		return;
1308 
1309 	if (flags & ERROR_RECOVERY_UPDATE_DB) {
1310 		/* no buf was allocated while HW reset */
1311 		if (!mvm->error_recovery_buf)
1312 			return;
1313 
1314 		host_cmd.data[1] = mvm->error_recovery_buf;
1315 		host_cmd.len[1] =  error_log_size;
1316 		host_cmd.dataflags[1] = IWL_HCMD_DFL_NOCOPY;
1317 		recovery_cmd.buf_size = cpu_to_le32(error_log_size);
1318 	}
1319 
1320 	ret = iwl_mvm_send_cmd(mvm, &host_cmd);
1321 	kfree(mvm->error_recovery_buf);
1322 	mvm->error_recovery_buf = NULL;
1323 
1324 	if (ret) {
1325 		IWL_ERR(mvm, "Failed to send recovery cmd %d\n", ret);
1326 		return;
1327 	}
1328 
1329 	/* skb respond is only relevant in ERROR_RECOVERY_UPDATE_DB */
1330 	if (flags & ERROR_RECOVERY_UPDATE_DB) {
1331 		resp = le32_to_cpu(*(__le32 *)host_cmd.resp_pkt->data);
1332 		if (resp) {
1333 			IWL_ERR(mvm,
1334 				"Failed to send recovery cmd blob was invalid %d\n",
1335 				resp);
1336 
1337 			ieee80211_iterate_interfaces(mvm->hw, 0,
1338 						     iwl_mvm_disconnect_iterator,
1339 						     mvm);
1340 		}
1341 	}
1342 }
1343 
1344 static int iwl_mvm_sar_init(struct iwl_mvm *mvm)
1345 {
1346 	return iwl_mvm_sar_select_profile(mvm, 1, 1);
1347 }
1348 
1349 static int iwl_mvm_load_rt_fw(struct iwl_mvm *mvm)
1350 {
1351 	int ret;
1352 
1353 	if (iwl_mvm_has_unified_ucode(mvm))
1354 		return iwl_run_unified_mvm_ucode(mvm);
1355 
1356 	ret = iwl_run_init_mvm_ucode(mvm);
1357 
1358 	if (ret) {
1359 		IWL_ERR(mvm, "Failed to run INIT ucode: %d\n", ret);
1360 		return ret;
1361 	}
1362 
1363 	iwl_fw_dbg_stop_sync(&mvm->fwrt);
1364 	iwl_trans_stop_device(mvm->trans);
1365 	ret = iwl_trans_start_hw(mvm->trans);
1366 	if (ret)
1367 		return ret;
1368 
1369 	mvm->rfkill_safe_init_done = false;
1370 	ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_REGULAR);
1371 	if (ret)
1372 		return ret;
1373 
1374 	mvm->rfkill_safe_init_done = true;
1375 
1376 	iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_AFTER_ALIVE,
1377 			       NULL);
1378 
1379 	return iwl_init_paging(&mvm->fwrt, mvm->fwrt.cur_fw_img);
1380 }
1381 
1382 int iwl_mvm_up(struct iwl_mvm *mvm)
1383 {
1384 	int ret, i;
1385 	struct ieee80211_supported_band *sband = NULL;
1386 
1387 	lockdep_assert_held(&mvm->mutex);
1388 
1389 	ret = iwl_trans_start_hw(mvm->trans);
1390 	if (ret)
1391 		return ret;
1392 
1393 	ret = iwl_mvm_load_rt_fw(mvm);
1394 	if (ret) {
1395 		IWL_ERR(mvm, "Failed to start RT ucode: %d\n", ret);
1396 		if (ret != -ERFKILL && !mvm->fw_product_reset)
1397 			iwl_fw_dbg_error_collect(&mvm->fwrt,
1398 						 FW_DBG_TRIGGER_DRIVER);
1399 		goto error;
1400 	}
1401 
1402 	/* FW loaded successfully */
1403 	mvm->fw_product_reset = false;
1404 
1405 	iwl_fw_disable_dbg_asserts(&mvm->fwrt);
1406 	iwl_get_shared_mem_conf(&mvm->fwrt);
1407 
1408 	ret = iwl_mvm_sf_update(mvm, NULL, false);
1409 	if (ret)
1410 		IWL_ERR(mvm, "Failed to initialize Smart Fifo\n");
1411 
1412 	if (!iwl_trans_dbg_ini_valid(mvm->trans)) {
1413 		mvm->fwrt.dump.conf = FW_DBG_INVALID;
1414 		/* if we have a destination, assume EARLY START */
1415 		if (mvm->fw->dbg.dest_tlv)
1416 			mvm->fwrt.dump.conf = FW_DBG_START_FROM_ALIVE;
1417 		iwl_fw_start_dbg_conf(&mvm->fwrt, FW_DBG_START_FROM_ALIVE);
1418 	}
1419 
1420 	ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm));
1421 	if (ret)
1422 		goto error;
1423 
1424 	if (!iwl_mvm_has_unified_ucode(mvm)) {
1425 		/* Send phy db control command and then phy db calibration */
1426 		ret = iwl_send_phy_db_data(mvm->phy_db);
1427 		if (ret)
1428 			goto error;
1429 		ret = iwl_send_phy_cfg_cmd(mvm);
1430 		if (ret)
1431 			goto error;
1432 	}
1433 
1434 	ret = iwl_mvm_send_bt_init_conf(mvm);
1435 	if (ret)
1436 		goto error;
1437 
1438 	if (fw_has_capa(&mvm->fw->ucode_capa,
1439 			IWL_UCODE_TLV_CAPA_SOC_LATENCY_SUPPORT)) {
1440 		ret = iwl_set_soc_latency(&mvm->fwrt);
1441 		if (ret)
1442 			goto error;
1443 	}
1444 
1445 	iwl_mvm_lari_cfg(mvm);
1446 
1447 	/* Init RSS configuration */
1448 	ret = iwl_configure_rxq(&mvm->fwrt);
1449 	if (ret)
1450 		goto error;
1451 
1452 	if (iwl_mvm_has_new_rx_api(mvm)) {
1453 		ret = iwl_send_rss_cfg_cmd(mvm);
1454 		if (ret) {
1455 			IWL_ERR(mvm, "Failed to configure RSS queues: %d\n",
1456 				ret);
1457 			goto error;
1458 		}
1459 	}
1460 
1461 	/* init the fw <-> mac80211 STA mapping */
1462 	for (i = 0; i < mvm->fw->ucode_capa.num_stations; i++) {
1463 		RCU_INIT_POINTER(mvm->fw_id_to_mac_id[i], NULL);
1464 		RCU_INIT_POINTER(mvm->fw_id_to_link_sta[i], NULL);
1465 	}
1466 
1467 	for (i = 0; i < IWL_MVM_FW_MAX_LINK_ID + 1; i++)
1468 		RCU_INIT_POINTER(mvm->link_id_to_link_conf[i], NULL);
1469 
1470 	mvm->tdls_cs.peer.sta_id = IWL_MVM_INVALID_STA;
1471 
1472 	/* reset quota debouncing buffer - 0xff will yield invalid data */
1473 	memset(&mvm->last_quota_cmd, 0xff, sizeof(mvm->last_quota_cmd));
1474 
1475 	if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_DQA_SUPPORT)) {
1476 		ret = iwl_mvm_send_dqa_cmd(mvm);
1477 		if (ret)
1478 			goto error;
1479 	}
1480 
1481 	/*
1482 	 * Add auxiliary station for scanning.
1483 	 * Newer versions of this command implies that the fw uses
1484 	 * internal aux station for all aux activities that don't
1485 	 * requires a dedicated data queue.
1486 	 */
1487 	if (!iwl_mvm_has_new_station_api(mvm->fw)) {
1488 		 /*
1489 		  * In old version the aux station uses mac id like other
1490 		  * station and not lmac id
1491 		  */
1492 		ret = iwl_mvm_add_aux_sta(mvm, MAC_INDEX_AUX);
1493 		if (ret)
1494 			goto error;
1495 	}
1496 
1497 	/* Add all the PHY contexts */
1498 	i = 0;
1499 	while (!sband && i < NUM_NL80211_BANDS)
1500 		sband = mvm->hw->wiphy->bands[i++];
1501 
1502 	if (WARN_ON_ONCE(!sband)) {
1503 		ret = -ENODEV;
1504 		goto error;
1505 	}
1506 
1507 	if (iwl_mvm_is_tt_in_fw(mvm)) {
1508 		/* in order to give the responsibility of ct-kill and
1509 		 * TX backoff to FW we need to send empty temperature reporting
1510 		 * cmd during init time
1511 		 */
1512 		iwl_mvm_send_temp_report_ths_cmd(mvm);
1513 	} else {
1514 		/* Initialize tx backoffs to the minimal possible */
1515 		iwl_mvm_tt_tx_backoff(mvm, 0);
1516 	}
1517 
1518 #ifdef CONFIG_THERMAL
1519 	/* TODO: read the budget from BIOS / Platform NVM */
1520 
1521 	/*
1522 	 * In case there is no budget from BIOS / Platform NVM the default
1523 	 * budget should be 2000mW (cooling state 0).
1524 	 */
1525 	if (iwl_mvm_is_ctdp_supported(mvm)) {
1526 		ret = iwl_mvm_ctdp_command(mvm, CTDP_CMD_OPERATION_START,
1527 					   mvm->cooling_dev.cur_state);
1528 		if (ret)
1529 			goto error;
1530 	}
1531 #endif
1532 
1533 	if (!fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_SET_LTR_GEN2))
1534 		WARN_ON(iwl_mvm_config_ltr(mvm));
1535 
1536 	ret = iwl_mvm_power_update_device(mvm);
1537 	if (ret)
1538 		goto error;
1539 
1540 	/*
1541 	 * RTNL is not taken during Ct-kill, but we don't need to scan/Tx
1542 	 * anyway, so don't init MCC.
1543 	 */
1544 	if (!test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status)) {
1545 		ret = iwl_mvm_init_mcc(mvm);
1546 		if (ret)
1547 			goto error;
1548 	}
1549 
1550 	if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_UMAC_SCAN)) {
1551 		mvm->scan_type = IWL_SCAN_TYPE_NOT_SET;
1552 		mvm->hb_scan_type = IWL_SCAN_TYPE_NOT_SET;
1553 		ret = iwl_mvm_config_scan(mvm);
1554 		if (ret)
1555 			goto error;
1556 	}
1557 
1558 	if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status)) {
1559 		iwl_mvm_send_recovery_cmd(mvm, ERROR_RECOVERY_UPDATE_DB);
1560 
1561 		if (mvm->time_sync.active)
1562 			iwl_mvm_time_sync_config(mvm, mvm->time_sync.peer_addr,
1563 						 IWL_TIME_SYNC_PROTOCOL_TM |
1564 						 IWL_TIME_SYNC_PROTOCOL_FTM);
1565 	}
1566 
1567 	if (!mvm->ptp_data.ptp_clock)
1568 		iwl_mvm_ptp_init(mvm);
1569 
1570 	ret = iwl_mvm_ppag_init(mvm);
1571 	if (ret)
1572 		goto error;
1573 
1574 	ret = iwl_mvm_sar_init(mvm);
1575 	if (ret == 0)
1576 		ret = iwl_mvm_sar_geo_init(mvm);
1577 	if (ret < 0)
1578 		goto error;
1579 
1580 	ret = iwl_mvm_sgom_init(mvm);
1581 	if (ret)
1582 		goto error;
1583 
1584 	iwl_mvm_tas_init(mvm);
1585 	iwl_mvm_leds_sync(mvm);
1586 	iwl_mvm_uats_init(mvm);
1587 
1588 	if (iwl_rfi_supported(mvm)) {
1589 		if (iwl_mvm_eval_dsm_rfi(mvm))
1590 			iwl_rfi_send_config_cmd(mvm, NULL);
1591 	}
1592 
1593 	iwl_mvm_mei_device_state(mvm, true);
1594 
1595 	IWL_DEBUG_INFO(mvm, "RT uCode started.\n");
1596 	return 0;
1597  error:
1598 	iwl_mvm_stop_device(mvm);
1599 	return ret;
1600 }
1601 
1602 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm)
1603 {
1604 	int ret, i;
1605 
1606 	lockdep_assert_held(&mvm->mutex);
1607 
1608 	ret = iwl_trans_start_hw(mvm->trans);
1609 	if (ret)
1610 		return ret;
1611 
1612 	ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_WOWLAN);
1613 	if (ret) {
1614 		IWL_ERR(mvm, "Failed to start WoWLAN firmware: %d\n", ret);
1615 		goto error;
1616 	}
1617 
1618 	ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm));
1619 	if (ret)
1620 		goto error;
1621 
1622 	/* Send phy db control command and then phy db calibration*/
1623 	ret = iwl_send_phy_db_data(mvm->phy_db);
1624 	if (ret)
1625 		goto error;
1626 
1627 	ret = iwl_send_phy_cfg_cmd(mvm);
1628 	if (ret)
1629 		goto error;
1630 
1631 	/* init the fw <-> mac80211 STA mapping */
1632 	for (i = 0; i < mvm->fw->ucode_capa.num_stations; i++) {
1633 		RCU_INIT_POINTER(mvm->fw_id_to_mac_id[i], NULL);
1634 		RCU_INIT_POINTER(mvm->fw_id_to_link_sta[i], NULL);
1635 	}
1636 
1637 	if (!iwl_mvm_has_new_station_api(mvm->fw)) {
1638 		/*
1639 		 * Add auxiliary station for scanning.
1640 		 * Newer versions of this command implies that the fw uses
1641 		 * internal aux station for all aux activities that don't
1642 		 * requires a dedicated data queue.
1643 		 * In old version the aux station uses mac id like other
1644 		 * station and not lmac id
1645 		 */
1646 		ret = iwl_mvm_add_aux_sta(mvm, MAC_INDEX_AUX);
1647 		if (ret)
1648 			goto error;
1649 	}
1650 
1651 	return 0;
1652  error:
1653 	iwl_mvm_stop_device(mvm);
1654 	return ret;
1655 }
1656 
1657 void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm,
1658 			     struct iwl_rx_cmd_buffer *rxb)
1659 {
1660 	struct iwl_rx_packet *pkt = rxb_addr(rxb);
1661 	struct iwl_mfuart_load_notif *mfuart_notif = (void *)pkt->data;
1662 
1663 	IWL_DEBUG_INFO(mvm,
1664 		       "MFUART: installed ver: 0x%08x, external ver: 0x%08x, status: 0x%08x, duration: 0x%08x\n",
1665 		       le32_to_cpu(mfuart_notif->installed_ver),
1666 		       le32_to_cpu(mfuart_notif->external_ver),
1667 		       le32_to_cpu(mfuart_notif->status),
1668 		       le32_to_cpu(mfuart_notif->duration));
1669 
1670 	if (iwl_rx_packet_payload_len(pkt) == sizeof(*mfuart_notif))
1671 		IWL_DEBUG_INFO(mvm,
1672 			       "MFUART: image size: 0x%08x\n",
1673 			       le32_to_cpu(mfuart_notif->image_size));
1674 }
1675