1 // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
2 /*
3  * Copyright (C) 2012-2014, 2018-2023 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 
19 #include "mvm.h"
20 #include "fw/dbg.h"
21 #include "iwl-phy-db.h"
22 #include "iwl-modparams.h"
23 #include "iwl-nvm-parse.h"
24 #include "time-sync.h"
25 
26 #define MVM_UCODE_ALIVE_TIMEOUT	(HZ)
27 #define MVM_UCODE_CALIB_TIMEOUT	(2 * HZ)
28 
29 #define IWL_TAS_US_MCC 0x5553
30 #define IWL_TAS_CANADA_MCC 0x4341
31 
32 struct iwl_mvm_alive_data {
33 	bool valid;
34 	u32 scd_base_addr;
35 };
36 
iwl_send_tx_ant_cfg(struct iwl_mvm * mvm,u8 valid_tx_ant)37 static int iwl_send_tx_ant_cfg(struct iwl_mvm *mvm, u8 valid_tx_ant)
38 {
39 	struct iwl_tx_ant_cfg_cmd tx_ant_cmd = {
40 		.valid = cpu_to_le32(valid_tx_ant),
41 	};
42 
43 	IWL_DEBUG_FW(mvm, "select valid tx ant: %u\n", valid_tx_ant);
44 	return iwl_mvm_send_cmd_pdu(mvm, TX_ANT_CONFIGURATION_CMD, 0,
45 				    sizeof(tx_ant_cmd), &tx_ant_cmd);
46 }
47 
iwl_send_rss_cfg_cmd(struct iwl_mvm * mvm)48 static int iwl_send_rss_cfg_cmd(struct iwl_mvm *mvm)
49 {
50 	int i;
51 	struct iwl_rss_config_cmd cmd = {
52 		.flags = cpu_to_le32(IWL_RSS_ENABLE),
53 		.hash_mask = BIT(IWL_RSS_HASH_TYPE_IPV4_TCP) |
54 			     BIT(IWL_RSS_HASH_TYPE_IPV4_UDP) |
55 			     BIT(IWL_RSS_HASH_TYPE_IPV4_PAYLOAD) |
56 			     BIT(IWL_RSS_HASH_TYPE_IPV6_TCP) |
57 			     BIT(IWL_RSS_HASH_TYPE_IPV6_UDP) |
58 			     BIT(IWL_RSS_HASH_TYPE_IPV6_PAYLOAD),
59 	};
60 
61 	if (mvm->trans->num_rx_queues == 1)
62 		return 0;
63 
64 	/* Do not direct RSS traffic to Q 0 which is our fallback queue */
65 	for (i = 0; i < ARRAY_SIZE(cmd.indirection_table); i++)
66 		cmd.indirection_table[i] =
67 			1 + (i % (mvm->trans->num_rx_queues - 1));
68 	netdev_rss_key_fill(cmd.secret_key, sizeof(cmd.secret_key));
69 
70 	return iwl_mvm_send_cmd_pdu(mvm, RSS_CONFIG_CMD, 0, sizeof(cmd), &cmd);
71 }
72 
iwl_mvm_send_dqa_cmd(struct iwl_mvm * mvm)73 static int iwl_mvm_send_dqa_cmd(struct iwl_mvm *mvm)
74 {
75 	struct iwl_dqa_enable_cmd dqa_cmd = {
76 		.cmd_queue = cpu_to_le32(IWL_MVM_DQA_CMD_QUEUE),
77 	};
78 	u32 cmd_id = WIDE_ID(DATA_PATH_GROUP, DQA_ENABLE_CMD);
79 	int ret;
80 
81 	ret = iwl_mvm_send_cmd_pdu(mvm, cmd_id, 0, sizeof(dqa_cmd), &dqa_cmd);
82 	if (ret)
83 		IWL_ERR(mvm, "Failed to send DQA enabling command: %d\n", ret);
84 	else
85 		IWL_DEBUG_FW(mvm, "Working in DQA mode\n");
86 
87 	return ret;
88 }
89 
iwl_mvm_mfu_assert_dump_notif(struct iwl_mvm * mvm,struct iwl_rx_cmd_buffer * rxb)90 void iwl_mvm_mfu_assert_dump_notif(struct iwl_mvm *mvm,
91 				   struct iwl_rx_cmd_buffer *rxb)
92 {
93 	struct iwl_rx_packet *pkt = rxb_addr(rxb);
94 	struct iwl_mfu_assert_dump_notif *mfu_dump_notif = (void *)pkt->data;
95 	__le32 *dump_data = mfu_dump_notif->data;
96 	int n_words = le32_to_cpu(mfu_dump_notif->data_size) / sizeof(__le32);
97 	int i;
98 
99 	if (mfu_dump_notif->index_num == 0)
100 		IWL_INFO(mvm, "MFUART assert id 0x%x occurred\n",
101 			 le32_to_cpu(mfu_dump_notif->assert_id));
102 
103 	for (i = 0; i < n_words; i++)
104 		IWL_DEBUG_INFO(mvm,
105 			       "MFUART assert dump, dword %u: 0x%08x\n",
106 			       le16_to_cpu(mfu_dump_notif->index_num) *
107 			       n_words + i,
108 			       le32_to_cpu(dump_data[i]));
109 }
110 
iwl_alive_fn(struct iwl_notif_wait_data * notif_wait,struct iwl_rx_packet * pkt,void * data)111 static bool iwl_alive_fn(struct iwl_notif_wait_data *notif_wait,
112 			 struct iwl_rx_packet *pkt, void *data)
113 {
114 	unsigned int pkt_len = iwl_rx_packet_payload_len(pkt);
115 	struct iwl_mvm *mvm =
116 		container_of(notif_wait, struct iwl_mvm, notif_wait);
117 	struct iwl_mvm_alive_data *alive_data = data;
118 	struct iwl_umac_alive *umac;
119 	struct iwl_lmac_alive *lmac1;
120 	struct iwl_lmac_alive *lmac2 = NULL;
121 	u16 status;
122 	u32 lmac_error_event_table, umac_error_table;
123 	u32 version = iwl_fw_lookup_notif_ver(mvm->fw, LEGACY_GROUP,
124 					      UCODE_ALIVE_NTFY, 0);
125 	u32 i;
126 
127 
128 	if (version == 6) {
129 		struct iwl_alive_ntf_v6 *palive;
130 
131 		if (pkt_len < sizeof(*palive))
132 			return false;
133 
134 		palive = (void *)pkt->data;
135 		mvm->trans->dbg.imr_data.imr_enable =
136 			le32_to_cpu(palive->imr.enabled);
137 		mvm->trans->dbg.imr_data.imr_size =
138 			le32_to_cpu(palive->imr.size);
139 		mvm->trans->dbg.imr_data.imr2sram_remainbyte =
140 			mvm->trans->dbg.imr_data.imr_size;
141 		mvm->trans->dbg.imr_data.imr_base_addr =
142 			palive->imr.base_addr;
143 		mvm->trans->dbg.imr_data.imr_curr_addr =
144 			le64_to_cpu(mvm->trans->dbg.imr_data.imr_base_addr);
145 		IWL_DEBUG_FW(mvm, "IMR Enabled: 0x0%x  size 0x0%x Address 0x%016llx\n",
146 			     mvm->trans->dbg.imr_data.imr_enable,
147 			     mvm->trans->dbg.imr_data.imr_size,
148 			     le64_to_cpu(mvm->trans->dbg.imr_data.imr_base_addr));
149 
150 		if (!mvm->trans->dbg.imr_data.imr_enable) {
151 			for (i = 0; i < ARRAY_SIZE(mvm->trans->dbg.active_regions); i++) {
152 				struct iwl_ucode_tlv *reg_tlv;
153 				struct iwl_fw_ini_region_tlv *reg;
154 
155 				reg_tlv = mvm->trans->dbg.active_regions[i];
156 				if (!reg_tlv)
157 					continue;
158 
159 				reg = (void *)reg_tlv->data;
160 				/*
161 				 * We have only one DRAM IMR region, so we
162 				 * can break as soon as we find the first
163 				 * one.
164 				 */
165 				if (reg->type == IWL_FW_INI_REGION_DRAM_IMR) {
166 					mvm->trans->dbg.unsupported_region_msk |= BIT(i);
167 					break;
168 				}
169 			}
170 		}
171 	}
172 
173 	if (version >= 5) {
174 		struct iwl_alive_ntf_v5 *palive;
175 
176 		if (pkt_len < sizeof(*palive))
177 			return false;
178 
179 		palive = (void *)pkt->data;
180 		umac = &palive->umac_data;
181 		lmac1 = &palive->lmac_data[0];
182 		lmac2 = &palive->lmac_data[1];
183 		status = le16_to_cpu(palive->status);
184 
185 		mvm->trans->sku_id[0] = le32_to_cpu(palive->sku_id.data[0]);
186 		mvm->trans->sku_id[1] = le32_to_cpu(palive->sku_id.data[1]);
187 		mvm->trans->sku_id[2] = le32_to_cpu(palive->sku_id.data[2]);
188 
189 		IWL_DEBUG_FW(mvm, "Got sku_id: 0x0%x 0x0%x 0x0%x\n",
190 			     mvm->trans->sku_id[0],
191 			     mvm->trans->sku_id[1],
192 			     mvm->trans->sku_id[2]);
193 	} else if (iwl_rx_packet_payload_len(pkt) == sizeof(struct iwl_alive_ntf_v4)) {
194 		struct iwl_alive_ntf_v4 *palive;
195 
196 		if (pkt_len < sizeof(*palive))
197 			return false;
198 
199 		palive = (void *)pkt->data;
200 		umac = &palive->umac_data;
201 		lmac1 = &palive->lmac_data[0];
202 		lmac2 = &palive->lmac_data[1];
203 		status = le16_to_cpu(palive->status);
204 	} else if (iwl_rx_packet_payload_len(pkt) ==
205 		   sizeof(struct iwl_alive_ntf_v3)) {
206 		struct iwl_alive_ntf_v3 *palive3;
207 
208 		if (pkt_len < sizeof(*palive3))
209 			return false;
210 
211 		palive3 = (void *)pkt->data;
212 		umac = &palive3->umac_data;
213 		lmac1 = &palive3->lmac_data;
214 		status = le16_to_cpu(palive3->status);
215 	} else {
216 		WARN(1, "unsupported alive notification (size %d)\n",
217 		     iwl_rx_packet_payload_len(pkt));
218 		/* get timeout later */
219 		return false;
220 	}
221 
222 	lmac_error_event_table =
223 		le32_to_cpu(lmac1->dbg_ptrs.error_event_table_ptr);
224 	iwl_fw_lmac1_set_alive_err_table(mvm->trans, lmac_error_event_table);
225 
226 	if (lmac2)
227 		mvm->trans->dbg.lmac_error_event_table[1] =
228 			le32_to_cpu(lmac2->dbg_ptrs.error_event_table_ptr);
229 
230 	umac_error_table = le32_to_cpu(umac->dbg_ptrs.error_info_addr) &
231 							~FW_ADDR_CACHE_CONTROL;
232 
233 	if (umac_error_table) {
234 		if (umac_error_table >=
235 		    mvm->trans->cfg->min_umac_error_event_table) {
236 			iwl_fw_umac_set_alive_err_table(mvm->trans,
237 							umac_error_table);
238 		} else {
239 			IWL_ERR(mvm,
240 				"Not valid error log pointer 0x%08X for %s uCode\n",
241 				umac_error_table,
242 				(mvm->fwrt.cur_fw_img == IWL_UCODE_INIT) ?
243 				"Init" : "RT");
244 		}
245 	}
246 
247 	alive_data->scd_base_addr = le32_to_cpu(lmac1->dbg_ptrs.scd_base_ptr);
248 	alive_data->valid = status == IWL_ALIVE_STATUS_OK;
249 
250 	IWL_DEBUG_FW(mvm,
251 		     "Alive ucode status 0x%04x revision 0x%01X 0x%01X\n",
252 		     status, lmac1->ver_type, lmac1->ver_subtype);
253 
254 	if (lmac2)
255 		IWL_DEBUG_FW(mvm, "Alive ucode CDB\n");
256 
257 	IWL_DEBUG_FW(mvm,
258 		     "UMAC version: Major - 0x%x, Minor - 0x%x\n",
259 		     le32_to_cpu(umac->umac_major),
260 		     le32_to_cpu(umac->umac_minor));
261 
262 	iwl_fwrt_update_fw_versions(&mvm->fwrt, lmac1, umac);
263 
264 	return true;
265 }
266 
iwl_wait_init_complete(struct iwl_notif_wait_data * notif_wait,struct iwl_rx_packet * pkt,void * data)267 static bool iwl_wait_init_complete(struct iwl_notif_wait_data *notif_wait,
268 				   struct iwl_rx_packet *pkt, void *data)
269 {
270 	WARN_ON(pkt->hdr.cmd != INIT_COMPLETE_NOTIF);
271 
272 	return true;
273 }
274 
iwl_wait_phy_db_entry(struct iwl_notif_wait_data * notif_wait,struct iwl_rx_packet * pkt,void * data)275 static bool iwl_wait_phy_db_entry(struct iwl_notif_wait_data *notif_wait,
276 				  struct iwl_rx_packet *pkt, void *data)
277 {
278 	struct iwl_phy_db *phy_db = data;
279 
280 	if (pkt->hdr.cmd != CALIB_RES_NOTIF_PHY_DB) {
281 		WARN_ON(pkt->hdr.cmd != INIT_COMPLETE_NOTIF);
282 		return true;
283 	}
284 
285 	WARN_ON(iwl_phy_db_set_section(phy_db, pkt));
286 
287 	return false;
288 }
289 
iwl_mvm_print_pd_notification(struct iwl_mvm * mvm)290 static void iwl_mvm_print_pd_notification(struct iwl_mvm *mvm)
291 {
292 #define IWL_FW_PRINT_REG_INFO(reg_name) \
293 	IWL_ERR(mvm, #reg_name ": 0x%x\n", iwl_read_umac_prph(trans, reg_name))
294 
295 	struct iwl_trans *trans = mvm->trans;
296 	enum iwl_device_family device_family = trans->trans_cfg->device_family;
297 
298 	if (device_family < IWL_DEVICE_FAMILY_8000)
299 		return;
300 
301 	if (device_family <= IWL_DEVICE_FAMILY_9000)
302 		IWL_FW_PRINT_REG_INFO(WFPM_ARC1_PD_NOTIFICATION);
303 	else
304 		IWL_FW_PRINT_REG_INFO(WFPM_LMAC1_PD_NOTIFICATION);
305 
306 	IWL_FW_PRINT_REG_INFO(HPM_SECONDARY_DEVICE_STATE);
307 
308 	/* print OPT info */
309 	IWL_FW_PRINT_REG_INFO(WFPM_MAC_OTP_CFG7_ADDR);
310 	IWL_FW_PRINT_REG_INFO(WFPM_MAC_OTP_CFG7_DATA);
311 }
312 
iwl_mvm_load_ucode_wait_alive(struct iwl_mvm * mvm,enum iwl_ucode_type ucode_type)313 static int iwl_mvm_load_ucode_wait_alive(struct iwl_mvm *mvm,
314 					 enum iwl_ucode_type ucode_type)
315 {
316 	struct iwl_notification_wait alive_wait;
317 	struct iwl_mvm_alive_data alive_data = {};
318 	const struct fw_img *fw;
319 	int ret;
320 	enum iwl_ucode_type old_type = mvm->fwrt.cur_fw_img;
321 	static const u16 alive_cmd[] = { UCODE_ALIVE_NTFY };
322 	bool run_in_rfkill =
323 		ucode_type == IWL_UCODE_INIT || iwl_mvm_has_unified_ucode(mvm);
324 	u8 count;
325 	struct iwl_pc_data *pc_data;
326 
327 	if (ucode_type == IWL_UCODE_REGULAR &&
328 	    iwl_fw_dbg_conf_usniffer(mvm->fw, FW_DBG_START_FROM_ALIVE) &&
329 	    !(fw_has_capa(&mvm->fw->ucode_capa,
330 			  IWL_UCODE_TLV_CAPA_USNIFFER_UNIFIED)))
331 		fw = iwl_get_ucode_image(mvm->fw, IWL_UCODE_REGULAR_USNIFFER);
332 	else
333 		fw = iwl_get_ucode_image(mvm->fw, ucode_type);
334 	if (WARN_ON(!fw))
335 		return -EINVAL;
336 	iwl_fw_set_current_image(&mvm->fwrt, ucode_type);
337 	clear_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
338 
339 	iwl_init_notification_wait(&mvm->notif_wait, &alive_wait,
340 				   alive_cmd, ARRAY_SIZE(alive_cmd),
341 				   iwl_alive_fn, &alive_data);
342 
343 	/*
344 	 * We want to load the INIT firmware even in RFKILL
345 	 * For the unified firmware case, the ucode_type is not
346 	 * INIT, but we still need to run it.
347 	 */
348 	ret = iwl_trans_start_fw(mvm->trans, fw, run_in_rfkill);
349 	if (ret) {
350 		iwl_fw_set_current_image(&mvm->fwrt, old_type);
351 		iwl_remove_notification(&mvm->notif_wait, &alive_wait);
352 		return ret;
353 	}
354 
355 	/*
356 	 * Some things may run in the background now, but we
357 	 * just wait for the ALIVE notification here.
358 	 */
359 	ret = iwl_wait_notification(&mvm->notif_wait, &alive_wait,
360 				    MVM_UCODE_ALIVE_TIMEOUT);
361 
362 	if (mvm->trans->trans_cfg->device_family ==
363 	    IWL_DEVICE_FAMILY_AX210) {
364 		/* print these registers regardless of alive fail/success */
365 		IWL_INFO(mvm, "WFPM_UMAC_PD_NOTIFICATION: 0x%x\n",
366 			 iwl_read_umac_prph(mvm->trans, WFPM_ARC1_PD_NOTIFICATION));
367 		IWL_INFO(mvm, "WFPM_LMAC2_PD_NOTIFICATION: 0x%x\n",
368 			 iwl_read_umac_prph(mvm->trans, WFPM_LMAC2_PD_NOTIFICATION));
369 		IWL_INFO(mvm, "WFPM_AUTH_KEY_0: 0x%x\n",
370 			 iwl_read_umac_prph(mvm->trans, SB_MODIFY_CFG_FLAG));
371 		IWL_INFO(mvm, "CNVI_SCU_SEQ_DATA_DW9: 0x%x\n",
372 			 iwl_read_prph(mvm->trans, CNVI_SCU_SEQ_DATA_DW9));
373 	}
374 
375 	if (ret) {
376 		struct iwl_trans *trans = mvm->trans;
377 
378 		/* SecBoot info */
379 		if (trans->trans_cfg->device_family >=
380 					IWL_DEVICE_FAMILY_22000) {
381 			IWL_ERR(mvm,
382 				"SecBoot CPU1 Status: 0x%x, CPU2 Status: 0x%x\n",
383 				iwl_read_umac_prph(trans, UMAG_SB_CPU_1_STATUS),
384 				iwl_read_umac_prph(trans,
385 						   UMAG_SB_CPU_2_STATUS));
386 		} else if (trans->trans_cfg->device_family >=
387 			   IWL_DEVICE_FAMILY_8000) {
388 			IWL_ERR(mvm,
389 				"SecBoot CPU1 Status: 0x%x, CPU2 Status: 0x%x\n",
390 				iwl_read_prph(trans, SB_CPU_1_STATUS),
391 				iwl_read_prph(trans, SB_CPU_2_STATUS));
392 		}
393 
394 		iwl_mvm_print_pd_notification(mvm);
395 
396 		/* LMAC/UMAC PC info */
397 		if (trans->trans_cfg->device_family >=
398 					IWL_DEVICE_FAMILY_22000) {
399 			pc_data = trans->dbg.pc_data;
400 			for (count = 0; count < trans->dbg.num_pc;
401 			     count++, pc_data++)
402 				IWL_ERR(mvm, "%s: 0x%x\n",
403 					pc_data->pc_name,
404 					pc_data->pc_address);
405 		} else if (trans->trans_cfg->device_family >=
406 					IWL_DEVICE_FAMILY_9000) {
407 			IWL_ERR(mvm, "UMAC PC: 0x%x\n",
408 				iwl_read_umac_prph(trans,
409 						   UREG_UMAC_CURRENT_PC));
410 			IWL_ERR(mvm, "LMAC PC: 0x%x\n",
411 				iwl_read_umac_prph(trans,
412 						   UREG_LMAC1_CURRENT_PC));
413 			if (iwl_mvm_is_cdb_supported(mvm))
414 				IWL_ERR(mvm, "LMAC2 PC: 0x%x\n",
415 					iwl_read_umac_prph(trans,
416 						UREG_LMAC2_CURRENT_PC));
417 		}
418 
419 		if (ret == -ETIMEDOUT && !mvm->pldr_sync)
420 			iwl_fw_dbg_error_collect(&mvm->fwrt,
421 						 FW_DBG_TRIGGER_ALIVE_TIMEOUT);
422 
423 		iwl_fw_set_current_image(&mvm->fwrt, old_type);
424 		return ret;
425 	}
426 
427 	if (!alive_data.valid) {
428 		IWL_ERR(mvm, "Loaded ucode is not valid!\n");
429 		iwl_fw_set_current_image(&mvm->fwrt, old_type);
430 		return -EIO;
431 	}
432 
433 	/* if reached this point, Alive notification was received */
434 	iwl_mei_alive_notif(true);
435 
436 	ret = iwl_pnvm_load(mvm->trans, &mvm->notif_wait,
437 			    &mvm->fw->ucode_capa);
438 	if (ret) {
439 		IWL_ERR(mvm, "Timeout waiting for PNVM load!\n");
440 		iwl_fw_set_current_image(&mvm->fwrt, old_type);
441 		return ret;
442 	}
443 
444 	iwl_trans_fw_alive(mvm->trans, alive_data.scd_base_addr);
445 
446 	/*
447 	 * Note: all the queues are enabled as part of the interface
448 	 * initialization, but in firmware restart scenarios they
449 	 * could be stopped, so wake them up. In firmware restart,
450 	 * mac80211 will have the queues stopped as well until the
451 	 * reconfiguration completes. During normal startup, they
452 	 * will be empty.
453 	 */
454 
455 	memset(&mvm->queue_info, 0, sizeof(mvm->queue_info));
456 	/*
457 	 * Set a 'fake' TID for the command queue, since we use the
458 	 * hweight() of the tid_bitmap as a refcount now. Not that
459 	 * we ever even consider the command queue as one we might
460 	 * want to reuse, but be safe nevertheless.
461 	 */
462 	mvm->queue_info[IWL_MVM_DQA_CMD_QUEUE].tid_bitmap =
463 		BIT(IWL_MAX_TID_COUNT + 2);
464 
465 	set_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
466 #ifdef CONFIG_IWLWIFI_DEBUGFS
467 	iwl_fw_set_dbg_rec_on(&mvm->fwrt);
468 #endif
469 
470 	/*
471 	 * All the BSSes in the BSS table include the GP2 in the system
472 	 * at the beacon Rx time, this is of course no longer relevant
473 	 * since we are resetting the firmware.
474 	 * Purge all the BSS table.
475 	 */
476 	cfg80211_bss_flush(mvm->hw->wiphy);
477 
478 	return 0;
479 }
480 
iwl_mvm_phy_filter_init(struct iwl_mvm * mvm,struct iwl_phy_specific_cfg * phy_filters)481 static void iwl_mvm_phy_filter_init(struct iwl_mvm *mvm,
482 				    struct iwl_phy_specific_cfg *phy_filters)
483 {
484 #ifdef CONFIG_ACPI
485 	*phy_filters = mvm->phy_filters;
486 #endif /* CONFIG_ACPI */
487 }
488 
489 #if defined(CONFIG_ACPI) && defined(CONFIG_EFI)
iwl_mvm_sgom_init(struct iwl_mvm * mvm)490 static int iwl_mvm_sgom_init(struct iwl_mvm *mvm)
491 {
492 	u8 cmd_ver;
493 	int ret;
494 	struct iwl_host_cmd cmd = {
495 		.id = WIDE_ID(REGULATORY_AND_NVM_GROUP,
496 			      SAR_OFFSET_MAPPING_TABLE_CMD),
497 		.flags = 0,
498 		.data[0] = &mvm->fwrt.sgom_table,
499 		.len[0] =  sizeof(mvm->fwrt.sgom_table),
500 		.dataflags[0] = IWL_HCMD_DFL_NOCOPY,
501 	};
502 
503 	if (!mvm->fwrt.sgom_enabled) {
504 		IWL_DEBUG_RADIO(mvm, "SGOM table is disabled\n");
505 		return 0;
506 	}
507 
508 	cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, cmd.id,
509 					IWL_FW_CMD_VER_UNKNOWN);
510 
511 	if (cmd_ver != 2) {
512 		IWL_DEBUG_RADIO(mvm, "command version is unsupported. version = %d\n",
513 				cmd_ver);
514 		return 0;
515 	}
516 
517 	ret = iwl_mvm_send_cmd(mvm, &cmd);
518 	if (ret < 0)
519 		IWL_ERR(mvm, "failed to send SAR_OFFSET_MAPPING_CMD (%d)\n", ret);
520 
521 	return ret;
522 }
523 #else
524 
iwl_mvm_sgom_init(struct iwl_mvm * mvm)525 static int iwl_mvm_sgom_init(struct iwl_mvm *mvm)
526 {
527 	return 0;
528 }
529 #endif
530 
iwl_send_phy_cfg_cmd(struct iwl_mvm * mvm)531 static int iwl_send_phy_cfg_cmd(struct iwl_mvm *mvm)
532 {
533 	u32 cmd_id = PHY_CONFIGURATION_CMD;
534 	struct iwl_phy_cfg_cmd_v3 phy_cfg_cmd;
535 	enum iwl_ucode_type ucode_type = mvm->fwrt.cur_fw_img;
536 	u8 cmd_ver;
537 	size_t cmd_size;
538 
539 	if (iwl_mvm_has_unified_ucode(mvm) &&
540 	    !mvm->trans->cfg->tx_with_siso_diversity)
541 		return 0;
542 
543 	if (mvm->trans->cfg->tx_with_siso_diversity) {
544 		/*
545 		 * TODO: currently we don't set the antenna but letting the NIC
546 		 * to decide which antenna to use. This should come from BIOS.
547 		 */
548 		phy_cfg_cmd.phy_cfg =
549 			cpu_to_le32(FW_PHY_CFG_CHAIN_SAD_ENABLED);
550 	}
551 
552 	/* Set parameters */
553 	phy_cfg_cmd.phy_cfg = cpu_to_le32(iwl_mvm_get_phy_config(mvm));
554 
555 	/* set flags extra PHY configuration flags from the device's cfg */
556 	phy_cfg_cmd.phy_cfg |=
557 		cpu_to_le32(mvm->trans->trans_cfg->extra_phy_cfg_flags);
558 
559 	phy_cfg_cmd.calib_control.event_trigger =
560 		mvm->fw->default_calib[ucode_type].event_trigger;
561 	phy_cfg_cmd.calib_control.flow_trigger =
562 		mvm->fw->default_calib[ucode_type].flow_trigger;
563 
564 	cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, cmd_id,
565 					IWL_FW_CMD_VER_UNKNOWN);
566 	if (cmd_ver >= 3)
567 		iwl_mvm_phy_filter_init(mvm, &phy_cfg_cmd.phy_specific_cfg);
568 
569 	IWL_DEBUG_INFO(mvm, "Sending Phy CFG command: 0x%x\n",
570 		       phy_cfg_cmd.phy_cfg);
571 	cmd_size = (cmd_ver == 3) ? sizeof(struct iwl_phy_cfg_cmd_v3) :
572 				    sizeof(struct iwl_phy_cfg_cmd_v1);
573 	return iwl_mvm_send_cmd_pdu(mvm, cmd_id, 0, cmd_size, &phy_cfg_cmd);
574 }
575 
iwl_run_unified_mvm_ucode(struct iwl_mvm * mvm)576 static int iwl_run_unified_mvm_ucode(struct iwl_mvm *mvm)
577 {
578 	struct iwl_notification_wait init_wait;
579 	struct iwl_nvm_access_complete_cmd nvm_complete = {};
580 	struct iwl_init_extended_cfg_cmd init_cfg = {
581 		.init_flags = cpu_to_le32(BIT(IWL_INIT_NVM)),
582 	};
583 	static const u16 init_complete[] = {
584 		INIT_COMPLETE_NOTIF,
585 	};
586 	int ret;
587 
588 	if (mvm->trans->cfg->tx_with_siso_diversity)
589 		init_cfg.init_flags |= cpu_to_le32(BIT(IWL_INIT_PHY));
590 
591 	lockdep_assert_held(&mvm->mutex);
592 
593 	mvm->rfkill_safe_init_done = false;
594 
595 	iwl_init_notification_wait(&mvm->notif_wait,
596 				   &init_wait,
597 				   init_complete,
598 				   ARRAY_SIZE(init_complete),
599 				   iwl_wait_init_complete,
600 				   NULL);
601 
602 	iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_EARLY, NULL);
603 
604 	/* Will also start the device */
605 	ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_REGULAR);
606 	if (ret) {
607 		IWL_ERR(mvm, "Failed to start RT ucode: %d\n", ret);
608 		goto error;
609 	}
610 	iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_AFTER_ALIVE,
611 			       NULL);
612 
613 	/* Send init config command to mark that we are sending NVM access
614 	 * commands
615 	 */
616 	ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(SYSTEM_GROUP,
617 						INIT_EXTENDED_CFG_CMD),
618 				   CMD_SEND_IN_RFKILL,
619 				   sizeof(init_cfg), &init_cfg);
620 	if (ret) {
621 		IWL_ERR(mvm, "Failed to run init config command: %d\n",
622 			ret);
623 		goto error;
624 	}
625 
626 	/* Load NVM to NIC if needed */
627 	if (mvm->nvm_file_name) {
628 		ret = iwl_read_external_nvm(mvm->trans, mvm->nvm_file_name,
629 					    mvm->nvm_sections);
630 		if (ret)
631 			goto error;
632 		ret = iwl_mvm_load_nvm_to_nic(mvm);
633 		if (ret)
634 			goto error;
635 	}
636 
637 	if (IWL_MVM_PARSE_NVM && !mvm->nvm_data) {
638 		ret = iwl_nvm_init(mvm);
639 		if (ret) {
640 			IWL_ERR(mvm, "Failed to read NVM: %d\n", ret);
641 			goto error;
642 		}
643 	}
644 
645 	ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(REGULATORY_AND_NVM_GROUP,
646 						NVM_ACCESS_COMPLETE),
647 				   CMD_SEND_IN_RFKILL,
648 				   sizeof(nvm_complete), &nvm_complete);
649 	if (ret) {
650 		IWL_ERR(mvm, "Failed to run complete NVM access: %d\n",
651 			ret);
652 		goto error;
653 	}
654 
655 	ret = iwl_send_phy_cfg_cmd(mvm);
656 	if (ret) {
657 		IWL_ERR(mvm, "Failed to run PHY configuration: %d\n",
658 			ret);
659 		goto error;
660 	}
661 
662 	/* We wait for the INIT complete notification */
663 	ret = iwl_wait_notification(&mvm->notif_wait, &init_wait,
664 				    MVM_UCODE_ALIVE_TIMEOUT);
665 	if (ret)
666 		return ret;
667 
668 	/* Read the NVM only at driver load time, no need to do this twice */
669 	if (!IWL_MVM_PARSE_NVM && !mvm->nvm_data) {
670 		mvm->nvm_data = iwl_get_nvm(mvm->trans, mvm->fw);
671 		if (IS_ERR(mvm->nvm_data)) {
672 			ret = PTR_ERR(mvm->nvm_data);
673 			mvm->nvm_data = NULL;
674 			IWL_ERR(mvm, "Failed to read NVM: %d\n", ret);
675 			return ret;
676 		}
677 	}
678 
679 	mvm->rfkill_safe_init_done = true;
680 
681 	return 0;
682 
683 error:
684 	iwl_remove_notification(&mvm->notif_wait, &init_wait);
685 	return ret;
686 }
687 
iwl_run_init_mvm_ucode(struct iwl_mvm * mvm)688 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm)
689 {
690 	struct iwl_notification_wait calib_wait;
691 	static const u16 init_complete[] = {
692 		INIT_COMPLETE_NOTIF,
693 		CALIB_RES_NOTIF_PHY_DB
694 	};
695 	int ret;
696 
697 	if (iwl_mvm_has_unified_ucode(mvm))
698 		return iwl_run_unified_mvm_ucode(mvm);
699 
700 	lockdep_assert_held(&mvm->mutex);
701 
702 	mvm->rfkill_safe_init_done = false;
703 
704 	iwl_init_notification_wait(&mvm->notif_wait,
705 				   &calib_wait,
706 				   init_complete,
707 				   ARRAY_SIZE(init_complete),
708 				   iwl_wait_phy_db_entry,
709 				   mvm->phy_db);
710 
711 	iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_EARLY, NULL);
712 
713 	/* Will also start the device */
714 	ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_INIT);
715 	if (ret) {
716 		IWL_ERR(mvm, "Failed to start INIT ucode: %d\n", ret);
717 		goto remove_notif;
718 	}
719 
720 	if (mvm->trans->trans_cfg->device_family < IWL_DEVICE_FAMILY_8000) {
721 		ret = iwl_mvm_send_bt_init_conf(mvm);
722 		if (ret)
723 			goto remove_notif;
724 	}
725 
726 	/* Read the NVM only at driver load time, no need to do this twice */
727 	if (!mvm->nvm_data) {
728 		ret = iwl_nvm_init(mvm);
729 		if (ret) {
730 			IWL_ERR(mvm, "Failed to read NVM: %d\n", ret);
731 			goto remove_notif;
732 		}
733 	}
734 
735 	/* In case we read the NVM from external file, load it to the NIC */
736 	if (mvm->nvm_file_name) {
737 		ret = iwl_mvm_load_nvm_to_nic(mvm);
738 		if (ret)
739 			goto remove_notif;
740 	}
741 
742 	WARN_ONCE(mvm->nvm_data->nvm_version < mvm->trans->cfg->nvm_ver,
743 		  "Too old NVM version (0x%0x, required = 0x%0x)",
744 		  mvm->nvm_data->nvm_version, mvm->trans->cfg->nvm_ver);
745 
746 	/*
747 	 * abort after reading the nvm in case RF Kill is on, we will complete
748 	 * the init seq later when RF kill will switch to off
749 	 */
750 	if (iwl_mvm_is_radio_hw_killed(mvm)) {
751 		IWL_DEBUG_RF_KILL(mvm,
752 				  "jump over all phy activities due to RF kill\n");
753 		goto remove_notif;
754 	}
755 
756 	mvm->rfkill_safe_init_done = true;
757 
758 	/* Send TX valid antennas before triggering calibrations */
759 	ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm));
760 	if (ret)
761 		goto remove_notif;
762 
763 	ret = iwl_send_phy_cfg_cmd(mvm);
764 	if (ret) {
765 		IWL_ERR(mvm, "Failed to run INIT calibrations: %d\n",
766 			ret);
767 		goto remove_notif;
768 	}
769 
770 	/*
771 	 * Some things may run in the background now, but we
772 	 * just wait for the calibration complete notification.
773 	 */
774 	ret = iwl_wait_notification(&mvm->notif_wait, &calib_wait,
775 				    MVM_UCODE_CALIB_TIMEOUT);
776 	if (!ret)
777 		goto out;
778 
779 	if (iwl_mvm_is_radio_hw_killed(mvm)) {
780 		IWL_DEBUG_RF_KILL(mvm, "RFKILL while calibrating.\n");
781 		ret = 0;
782 	} else {
783 		IWL_ERR(mvm, "Failed to run INIT calibrations: %d\n",
784 			ret);
785 	}
786 
787 	goto out;
788 
789 remove_notif:
790 	iwl_remove_notification(&mvm->notif_wait, &calib_wait);
791 out:
792 	mvm->rfkill_safe_init_done = false;
793 	if (iwlmvm_mod_params.init_dbg && !mvm->nvm_data) {
794 		/* we want to debug INIT and we have no NVM - fake */
795 		mvm->nvm_data = kzalloc(sizeof(struct iwl_nvm_data) +
796 					sizeof(struct ieee80211_channel) +
797 					sizeof(struct ieee80211_rate),
798 					GFP_KERNEL);
799 		if (!mvm->nvm_data)
800 			return -ENOMEM;
801 		mvm->nvm_data->bands[0].channels = mvm->nvm_data->channels;
802 		mvm->nvm_data->bands[0].n_channels = 1;
803 		mvm->nvm_data->bands[0].n_bitrates = 1;
804 		mvm->nvm_data->bands[0].bitrates =
805 			(void *)(mvm->nvm_data->channels + 1);
806 		mvm->nvm_data->bands[0].bitrates->hw_value = 10;
807 	}
808 
809 	return ret;
810 }
811 
iwl_mvm_config_ltr(struct iwl_mvm * mvm)812 static int iwl_mvm_config_ltr(struct iwl_mvm *mvm)
813 {
814 	struct iwl_ltr_config_cmd cmd = {
815 		.flags = cpu_to_le32(LTR_CFG_FLAG_FEATURE_ENABLE),
816 	};
817 
818 	if (!mvm->trans->ltr_enabled)
819 		return 0;
820 
821 	return iwl_mvm_send_cmd_pdu(mvm, LTR_CONFIG, 0,
822 				    sizeof(cmd), &cmd);
823 }
824 
825 #ifdef CONFIG_ACPI
iwl_mvm_sar_select_profile(struct iwl_mvm * mvm,int prof_a,int prof_b)826 int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b)
827 {
828 	u32 cmd_id = REDUCE_TX_POWER_CMD;
829 	struct iwl_dev_tx_power_cmd cmd = {
830 		.common.set_mode = cpu_to_le32(IWL_TX_POWER_MODE_SET_CHAINS),
831 	};
832 	__le16 *per_chain;
833 	int ret;
834 	u16 len = 0;
835 	u32 n_subbands;
836 	u8 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, cmd_id,
837 					   IWL_FW_CMD_VER_UNKNOWN);
838 	if (cmd_ver == 7) {
839 		len = sizeof(cmd.v7);
840 		n_subbands = IWL_NUM_SUB_BANDS_V2;
841 		per_chain = cmd.v7.per_chain[0][0];
842 		cmd.v7.flags = cpu_to_le32(mvm->fwrt.reduced_power_flags);
843 	} else if (cmd_ver == 6) {
844 		len = sizeof(cmd.v6);
845 		n_subbands = IWL_NUM_SUB_BANDS_V2;
846 		per_chain = cmd.v6.per_chain[0][0];
847 	} else if (fw_has_api(&mvm->fw->ucode_capa,
848 			      IWL_UCODE_TLV_API_REDUCE_TX_POWER)) {
849 		len = sizeof(cmd.v5);
850 		n_subbands = IWL_NUM_SUB_BANDS_V1;
851 		per_chain = cmd.v5.per_chain[0][0];
852 	} else if (fw_has_capa(&mvm->fw->ucode_capa,
853 			       IWL_UCODE_TLV_CAPA_TX_POWER_ACK)) {
854 		len = sizeof(cmd.v4);
855 		n_subbands = IWL_NUM_SUB_BANDS_V1;
856 		per_chain = cmd.v4.per_chain[0][0];
857 	} else {
858 		len = sizeof(cmd.v3);
859 		n_subbands = IWL_NUM_SUB_BANDS_V1;
860 		per_chain = cmd.v3.per_chain[0][0];
861 	}
862 
863 	/* all structs have the same common part, add it */
864 	len += sizeof(cmd.common);
865 
866 	ret = iwl_sar_select_profile(&mvm->fwrt, per_chain,
867 				     IWL_NUM_CHAIN_TABLES,
868 				     n_subbands, prof_a, prof_b);
869 
870 	/* return on error or if the profile is disabled (positive number) */
871 	if (ret)
872 		return ret;
873 
874 	iwl_mei_set_power_limit(per_chain);
875 
876 	IWL_DEBUG_RADIO(mvm, "Sending REDUCE_TX_POWER_CMD per chain\n");
877 	return iwl_mvm_send_cmd_pdu(mvm, cmd_id, 0, len, &cmd);
878 }
879 
iwl_mvm_get_sar_geo_profile(struct iwl_mvm * mvm)880 int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm)
881 {
882 	union iwl_geo_tx_power_profiles_cmd geo_tx_cmd;
883 	struct iwl_geo_tx_power_profiles_resp *resp;
884 	u16 len;
885 	int ret;
886 	struct iwl_host_cmd cmd = {
887 		.id = WIDE_ID(PHY_OPS_GROUP, PER_CHAIN_LIMIT_OFFSET_CMD),
888 		.flags = CMD_WANT_SKB,
889 		.data = { &geo_tx_cmd },
890 	};
891 	u8 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, cmd.id,
892 					   IWL_FW_CMD_VER_UNKNOWN);
893 
894 	/* the ops field is at the same spot for all versions, so set in v1 */
895 	geo_tx_cmd.v1.ops =
896 		cpu_to_le32(IWL_PER_CHAIN_OFFSET_GET_CURRENT_TABLE);
897 
898 	if (cmd_ver == 5)
899 		len = sizeof(geo_tx_cmd.v5);
900 	else if (cmd_ver == 4)
901 		len = sizeof(geo_tx_cmd.v4);
902 	else if (cmd_ver == 3)
903 		len = sizeof(geo_tx_cmd.v3);
904 	else if (fw_has_api(&mvm->fwrt.fw->ucode_capa,
905 			    IWL_UCODE_TLV_API_SAR_TABLE_VER))
906 		len = sizeof(geo_tx_cmd.v2);
907 	else
908 		len = sizeof(geo_tx_cmd.v1);
909 
910 	if (!iwl_sar_geo_support(&mvm->fwrt))
911 		return -EOPNOTSUPP;
912 
913 	cmd.len[0] = len;
914 
915 	ret = iwl_mvm_send_cmd(mvm, &cmd);
916 	if (ret) {
917 		IWL_ERR(mvm, "Failed to get geographic profile info %d\n", ret);
918 		return ret;
919 	}
920 
921 	resp = (void *)cmd.resp_pkt->data;
922 	ret = le32_to_cpu(resp->profile_idx);
923 
924 	if (WARN_ON(ret > ACPI_NUM_GEO_PROFILES_REV3))
925 		ret = -EIO;
926 
927 	iwl_free_resp(&cmd);
928 	return ret;
929 }
930 
iwl_mvm_sar_geo_init(struct iwl_mvm * mvm)931 static int iwl_mvm_sar_geo_init(struct iwl_mvm *mvm)
932 {
933 	u32 cmd_id = WIDE_ID(PHY_OPS_GROUP, PER_CHAIN_LIMIT_OFFSET_CMD);
934 	union iwl_geo_tx_power_profiles_cmd cmd;
935 	u16 len;
936 	u32 n_bands;
937 	u32 n_profiles;
938 	u32 sk = 0;
939 	int ret;
940 	u8 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, cmd_id,
941 					   IWL_FW_CMD_VER_UNKNOWN);
942 
943 	BUILD_BUG_ON(offsetof(struct iwl_geo_tx_power_profiles_cmd_v1, ops) !=
944 		     offsetof(struct iwl_geo_tx_power_profiles_cmd_v2, ops) ||
945 		     offsetof(struct iwl_geo_tx_power_profiles_cmd_v2, ops) !=
946 		     offsetof(struct iwl_geo_tx_power_profiles_cmd_v3, ops) ||
947 		     offsetof(struct iwl_geo_tx_power_profiles_cmd_v3, ops) !=
948 		     offsetof(struct iwl_geo_tx_power_profiles_cmd_v4, ops) ||
949 		     offsetof(struct iwl_geo_tx_power_profiles_cmd_v4, ops) !=
950 		     offsetof(struct iwl_geo_tx_power_profiles_cmd_v5, ops));
951 
952 	/* the ops field is at the same spot for all versions, so set in v1 */
953 	cmd.v1.ops = cpu_to_le32(IWL_PER_CHAIN_OFFSET_SET_TABLES);
954 
955 	if (cmd_ver == 5) {
956 		len = sizeof(cmd.v5);
957 		n_bands = ARRAY_SIZE(cmd.v5.table[0]);
958 		n_profiles = ACPI_NUM_GEO_PROFILES_REV3;
959 	} else if (cmd_ver == 4) {
960 		len = sizeof(cmd.v4);
961 		n_bands = ARRAY_SIZE(cmd.v4.table[0]);
962 		n_profiles = ACPI_NUM_GEO_PROFILES_REV3;
963 	} else if (cmd_ver == 3) {
964 		len = sizeof(cmd.v3);
965 		n_bands = ARRAY_SIZE(cmd.v3.table[0]);
966 		n_profiles = ACPI_NUM_GEO_PROFILES;
967 	} else if (fw_has_api(&mvm->fwrt.fw->ucode_capa,
968 			      IWL_UCODE_TLV_API_SAR_TABLE_VER)) {
969 		len = sizeof(cmd.v2);
970 		n_bands = ARRAY_SIZE(cmd.v2.table[0]);
971 		n_profiles = ACPI_NUM_GEO_PROFILES;
972 	} else {
973 		len = sizeof(cmd.v1);
974 		n_bands = ARRAY_SIZE(cmd.v1.table[0]);
975 		n_profiles = ACPI_NUM_GEO_PROFILES;
976 	}
977 
978 	BUILD_BUG_ON(offsetof(struct iwl_geo_tx_power_profiles_cmd_v1, table) !=
979 		     offsetof(struct iwl_geo_tx_power_profiles_cmd_v2, table) ||
980 		     offsetof(struct iwl_geo_tx_power_profiles_cmd_v2, table) !=
981 		     offsetof(struct iwl_geo_tx_power_profiles_cmd_v3, table) ||
982 		     offsetof(struct iwl_geo_tx_power_profiles_cmd_v3, table) !=
983 		     offsetof(struct iwl_geo_tx_power_profiles_cmd_v4, table) ||
984 		     offsetof(struct iwl_geo_tx_power_profiles_cmd_v4, table) !=
985 		     offsetof(struct iwl_geo_tx_power_profiles_cmd_v5, table));
986 	/* the table is at the same position for all versions, so set use v1 */
987 	ret = iwl_sar_geo_init(&mvm->fwrt, &cmd.v1.table[0][0],
988 			       n_bands, n_profiles);
989 
990 	/*
991 	 * It is a valid scenario to not support SAR, or miss wgds table,
992 	 * but in that case there is no need to send the command.
993 	 */
994 	if (ret)
995 		return 0;
996 
997 	/* Only set to South Korea if the table revision is 1 */
998 	if (mvm->fwrt.geo_rev == 1)
999 		sk = 1;
1000 
1001 	/*
1002 	 * Set the table_revision to South Korea (1) or not (0).  The
1003 	 * element name is misleading, as it doesn't contain the table
1004 	 * revision number, but whether the South Korea variation
1005 	 * should be used.
1006 	 * This must be done after calling iwl_sar_geo_init().
1007 	 */
1008 	if (cmd_ver == 5)
1009 		cmd.v5.table_revision = cpu_to_le32(sk);
1010 	else if (cmd_ver == 4)
1011 		cmd.v4.table_revision = cpu_to_le32(sk);
1012 	else if (cmd_ver == 3)
1013 		cmd.v3.table_revision = cpu_to_le32(sk);
1014 	else if (fw_has_api(&mvm->fwrt.fw->ucode_capa,
1015 			    IWL_UCODE_TLV_API_SAR_TABLE_VER))
1016 		cmd.v2.table_revision = cpu_to_le32(sk);
1017 
1018 	return iwl_mvm_send_cmd_pdu(mvm, cmd_id, 0, len, &cmd);
1019 }
1020 
iwl_mvm_ppag_send_cmd(struct iwl_mvm * mvm)1021 int iwl_mvm_ppag_send_cmd(struct iwl_mvm *mvm)
1022 {
1023 	union iwl_ppag_table_cmd cmd;
1024 	int ret, cmd_size;
1025 
1026 	ret = iwl_read_ppag_table(&mvm->fwrt, &cmd, &cmd_size);
1027 	/* Not supporting PPAG table is a valid scenario */
1028 	if (ret < 0)
1029 		return 0;
1030 
1031 	IWL_DEBUG_RADIO(mvm, "Sending PER_PLATFORM_ANT_GAIN_CMD\n");
1032 	ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(PHY_OPS_GROUP,
1033 						PER_PLATFORM_ANT_GAIN_CMD),
1034 				   0, cmd_size, &cmd);
1035 	if (ret < 0)
1036 		IWL_ERR(mvm, "failed to send PER_PLATFORM_ANT_GAIN_CMD (%d)\n",
1037 			ret);
1038 
1039 	return ret;
1040 }
1041 
iwl_mvm_ppag_init(struct iwl_mvm * mvm)1042 static int iwl_mvm_ppag_init(struct iwl_mvm *mvm)
1043 {
1044 	/* no need to read the table, done in INIT stage */
1045 	if (!(iwl_acpi_is_ppag_approved(&mvm->fwrt)))
1046 		return 0;
1047 
1048 	return iwl_mvm_ppag_send_cmd(mvm);
1049 }
1050 
1051 static const struct dmi_system_id dmi_tas_approved_list[] = {
1052 	{ .ident = "HP",
1053 	  .matches = {
1054 			DMI_MATCH(DMI_SYS_VENDOR, "HP"),
1055 		},
1056 	},
1057 	{ .ident = "SAMSUNG",
1058 	  .matches = {
1059 			DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD"),
1060 		},
1061 	},
1062 		{ .ident = "LENOVO",
1063 	  .matches = {
1064 			DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
1065 		},
1066 	},
1067 	{ .ident = "DELL",
1068 	  .matches = {
1069 			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
1070 		},
1071 	},
1072 	{ .ident = "MSFT",
1073 	  .matches = {
1074 			DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"),
1075 		},
1076 	},
1077 	{ .ident = "Acer",
1078 	  .matches = {
1079 			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
1080 		},
1081 	},
1082 	{ .ident = "ASUS",
1083 	  .matches = {
1084 			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
1085 		},
1086 	},
1087 	{ .ident = "MSI",
1088 	  .matches = {
1089 			DMI_MATCH(DMI_SYS_VENDOR, "Micro-Star International Co., Ltd."),
1090 		},
1091 	},
1092 	{ .ident = "Honor",
1093 	  .matches = {
1094 			DMI_MATCH(DMI_SYS_VENDOR, "HONOR"),
1095 		},
1096 	},
1097 	/* keep last */
1098 	{}
1099 };
1100 
iwl_mvm_is_vendor_in_approved_list(void)1101 bool iwl_mvm_is_vendor_in_approved_list(void)
1102 {
1103 	return dmi_check_system(dmi_tas_approved_list);
1104 }
1105 
iwl_mvm_add_to_tas_block_list(__le32 * list,__le32 * le_size,unsigned int mcc)1106 static bool iwl_mvm_add_to_tas_block_list(__le32 *list, __le32 *le_size, unsigned int mcc)
1107 {
1108 	int i;
1109 	u32 size = le32_to_cpu(*le_size);
1110 
1111 	/* Verify that there is room for another country */
1112 	if (size >= IWL_TAS_BLOCK_LIST_MAX)
1113 		return false;
1114 
1115 	for (i = 0; i < size; i++) {
1116 		if (list[i] == cpu_to_le32(mcc))
1117 			return true;
1118 	}
1119 
1120 	list[size++] = cpu_to_le32(mcc);
1121 	*le_size = cpu_to_le32(size);
1122 	return true;
1123 }
1124 
iwl_mvm_tas_init(struct iwl_mvm * mvm)1125 static void iwl_mvm_tas_init(struct iwl_mvm *mvm)
1126 {
1127 	u32 cmd_id = WIDE_ID(REGULATORY_AND_NVM_GROUP, TAS_CONFIG);
1128 	int ret;
1129 	union iwl_tas_config_cmd cmd = {};
1130 	int cmd_size, fw_ver;
1131 
1132 	BUILD_BUG_ON(ARRAY_SIZE(cmd.v3.block_list_array) <
1133 		     APCI_WTAS_BLACK_LIST_MAX);
1134 
1135 	if (!fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_TAS_CFG)) {
1136 		IWL_DEBUG_RADIO(mvm, "TAS not enabled in FW\n");
1137 		return;
1138 	}
1139 
1140 	fw_ver = iwl_fw_lookup_cmd_ver(mvm->fw, cmd_id,
1141 				       IWL_FW_CMD_VER_UNKNOWN);
1142 
1143 	ret = iwl_acpi_get_tas(&mvm->fwrt, &cmd, fw_ver);
1144 	if (ret < 0) {
1145 		IWL_DEBUG_RADIO(mvm,
1146 				"TAS table invalid or unavailable. (%d)\n",
1147 				ret);
1148 		return;
1149 	}
1150 
1151 	if (ret == 0)
1152 		return;
1153 
1154 	if (!iwl_mvm_is_vendor_in_approved_list()) {
1155 		IWL_DEBUG_RADIO(mvm,
1156 				"System vendor '%s' is not in the approved list, disabling TAS in US and Canada.\n",
1157 				dmi_get_system_info(DMI_SYS_VENDOR));
1158 		if ((!iwl_mvm_add_to_tas_block_list(cmd.v4.block_list_array,
1159 						    &cmd.v4.block_list_size,
1160 							IWL_TAS_US_MCC)) ||
1161 		    (!iwl_mvm_add_to_tas_block_list(cmd.v4.block_list_array,
1162 						    &cmd.v4.block_list_size,
1163 							IWL_TAS_CANADA_MCC))) {
1164 			IWL_DEBUG_RADIO(mvm,
1165 					"Unable to add US/Canada to TAS block list, disabling TAS\n");
1166 			return;
1167 		}
1168 	} else {
1169 		IWL_DEBUG_RADIO(mvm,
1170 				"System vendor '%s' is in the approved list.\n",
1171 				dmi_get_system_info(DMI_SYS_VENDOR));
1172 	}
1173 
1174 	/* v4 is the same size as v3, so no need to differentiate here */
1175 	cmd_size = fw_ver < 3 ?
1176 		sizeof(struct iwl_tas_config_cmd_v2) :
1177 		sizeof(struct iwl_tas_config_cmd_v3);
1178 
1179 	ret = iwl_mvm_send_cmd_pdu(mvm, cmd_id, 0, cmd_size, &cmd);
1180 	if (ret < 0)
1181 		IWL_DEBUG_RADIO(mvm, "failed to send TAS_CONFIG (%d)\n", ret);
1182 }
1183 
iwl_mvm_eval_dsm_rfi(struct iwl_mvm * mvm)1184 static u8 iwl_mvm_eval_dsm_rfi(struct iwl_mvm *mvm)
1185 {
1186 	u8 value;
1187 	int ret = iwl_acpi_get_dsm_u8(mvm->fwrt.dev, 0, DSM_RFI_FUNC_ENABLE,
1188 				      &iwl_rfi_guid, &value);
1189 
1190 	if (ret < 0) {
1191 		IWL_DEBUG_RADIO(mvm, "Failed to get DSM RFI, ret=%d\n", ret);
1192 
1193 	} else if (value >= DSM_VALUE_RFI_MAX) {
1194 		IWL_DEBUG_RADIO(mvm, "DSM RFI got invalid value, ret=%d\n",
1195 				value);
1196 
1197 	} else if (value == DSM_VALUE_RFI_ENABLE) {
1198 		IWL_DEBUG_RADIO(mvm, "DSM RFI is evaluated to enable\n");
1199 		return DSM_VALUE_RFI_ENABLE;
1200 	}
1201 
1202 	IWL_DEBUG_RADIO(mvm, "DSM RFI is disabled\n");
1203 
1204 	/* default behaviour is disabled */
1205 	return DSM_VALUE_RFI_DISABLE;
1206 }
1207 
iwl_mvm_lari_cfg(struct iwl_mvm * mvm)1208 static void iwl_mvm_lari_cfg(struct iwl_mvm *mvm)
1209 {
1210 	int ret;
1211 	u32 value;
1212 	struct iwl_lari_config_change_cmd_v6 cmd = {};
1213 
1214 	cmd.config_bitmap = iwl_acpi_get_lari_config_bitmap(&mvm->fwrt);
1215 
1216 	ret = iwl_acpi_get_dsm_u32(mvm->fwrt.dev, 0, DSM_FUNC_11AX_ENABLEMENT,
1217 				   &iwl_guid, &value);
1218 	if (!ret)
1219 		cmd.oem_11ax_allow_bitmap = cpu_to_le32(value);
1220 
1221 	ret = iwl_acpi_get_dsm_u32(mvm->fwrt.dev, 0,
1222 				   DSM_FUNC_ENABLE_UNII4_CHAN,
1223 				   &iwl_guid, &value);
1224 	if (!ret)
1225 		cmd.oem_unii4_allow_bitmap = cpu_to_le32(value);
1226 
1227 	ret = iwl_acpi_get_dsm_u32(mvm->fwrt.dev, 0,
1228 				   DSM_FUNC_ACTIVATE_CHANNEL,
1229 				   &iwl_guid, &value);
1230 	if (!ret)
1231 		cmd.chan_state_active_bitmap = cpu_to_le32(value);
1232 
1233 	ret = iwl_acpi_get_dsm_u32(mvm->fwrt.dev, 0,
1234 				   DSM_FUNC_ENABLE_6E,
1235 				   &iwl_guid, &value);
1236 	if (!ret)
1237 		cmd.oem_uhb_allow_bitmap = cpu_to_le32(value);
1238 
1239 	ret = iwl_acpi_get_dsm_u32(mvm->fwrt.dev, 0,
1240 				   DSM_FUNC_FORCE_DISABLE_CHANNELS,
1241 				   &iwl_guid, &value);
1242 	if (!ret)
1243 		cmd.force_disable_channels_bitmap = cpu_to_le32(value);
1244 
1245 	if (cmd.config_bitmap ||
1246 	    cmd.oem_uhb_allow_bitmap ||
1247 	    cmd.oem_11ax_allow_bitmap ||
1248 	    cmd.oem_unii4_allow_bitmap ||
1249 	    cmd.chan_state_active_bitmap ||
1250 	    cmd.force_disable_channels_bitmap) {
1251 		size_t cmd_size;
1252 		u8 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw,
1253 						   WIDE_ID(REGULATORY_AND_NVM_GROUP,
1254 							   LARI_CONFIG_CHANGE),
1255 						   1);
1256 		switch (cmd_ver) {
1257 		case 6:
1258 			cmd_size = sizeof(struct iwl_lari_config_change_cmd_v6);
1259 			break;
1260 		case 5:
1261 			cmd_size = sizeof(struct iwl_lari_config_change_cmd_v5);
1262 			break;
1263 		case 4:
1264 			cmd_size = sizeof(struct iwl_lari_config_change_cmd_v4);
1265 			break;
1266 		case 3:
1267 			cmd_size = sizeof(struct iwl_lari_config_change_cmd_v3);
1268 			break;
1269 		case 2:
1270 			cmd_size = sizeof(struct iwl_lari_config_change_cmd_v2);
1271 			break;
1272 		default:
1273 			cmd_size = sizeof(struct iwl_lari_config_change_cmd_v1);
1274 			break;
1275 		}
1276 
1277 		IWL_DEBUG_RADIO(mvm,
1278 				"sending LARI_CONFIG_CHANGE, config_bitmap=0x%x, oem_11ax_allow_bitmap=0x%x\n",
1279 				le32_to_cpu(cmd.config_bitmap),
1280 				le32_to_cpu(cmd.oem_11ax_allow_bitmap));
1281 		IWL_DEBUG_RADIO(mvm,
1282 				"sending LARI_CONFIG_CHANGE, oem_unii4_allow_bitmap=0x%x, chan_state_active_bitmap=0x%x, cmd_ver=%d\n",
1283 				le32_to_cpu(cmd.oem_unii4_allow_bitmap),
1284 				le32_to_cpu(cmd.chan_state_active_bitmap),
1285 				cmd_ver);
1286 		IWL_DEBUG_RADIO(mvm,
1287 				"sending LARI_CONFIG_CHANGE, oem_uhb_allow_bitmap=0x%x, force_disable_channels_bitmap=0x%x\n",
1288 				le32_to_cpu(cmd.oem_uhb_allow_bitmap),
1289 				le32_to_cpu(cmd.force_disable_channels_bitmap));
1290 		ret = iwl_mvm_send_cmd_pdu(mvm,
1291 					   WIDE_ID(REGULATORY_AND_NVM_GROUP,
1292 						   LARI_CONFIG_CHANGE),
1293 					   0, cmd_size, &cmd);
1294 		if (ret < 0)
1295 			IWL_DEBUG_RADIO(mvm,
1296 					"Failed to send LARI_CONFIG_CHANGE (%d)\n",
1297 					ret);
1298 	}
1299 }
1300 
iwl_mvm_get_acpi_tables(struct iwl_mvm * mvm)1301 void iwl_mvm_get_acpi_tables(struct iwl_mvm *mvm)
1302 {
1303 	int ret;
1304 
1305 	/* read PPAG table */
1306 	ret = iwl_acpi_get_ppag_table(&mvm->fwrt);
1307 	if (ret < 0) {
1308 		IWL_DEBUG_RADIO(mvm,
1309 				"PPAG BIOS table invalid or unavailable. (%d)\n",
1310 				ret);
1311 	}
1312 
1313 	/* read SAR tables */
1314 	ret = iwl_sar_get_wrds_table(&mvm->fwrt);
1315 	if (ret < 0) {
1316 		IWL_DEBUG_RADIO(mvm,
1317 				"WRDS SAR BIOS table invalid or unavailable. (%d)\n",
1318 				ret);
1319 		/*
1320 		 * If not available, don't fail and don't bother with EWRD and
1321 		 * WGDS */
1322 
1323 		if (!iwl_sar_get_wgds_table(&mvm->fwrt)) {
1324 			/*
1325 			 * If basic SAR is not available, we check for WGDS,
1326 			 * which should *not* be available either.  If it is
1327 			 * available, issue an error, because we can't use SAR
1328 			 * Geo without basic SAR.
1329 			 */
1330 			IWL_ERR(mvm, "BIOS contains WGDS but no WRDS\n");
1331 		}
1332 
1333 	} else {
1334 		ret = iwl_sar_get_ewrd_table(&mvm->fwrt);
1335 		/* if EWRD is not available, we can still use
1336 		* WRDS, so don't fail */
1337 		if (ret < 0)
1338 			IWL_DEBUG_RADIO(mvm,
1339 					"EWRD SAR BIOS table invalid or unavailable. (%d)\n",
1340 					ret);
1341 
1342 		/* read geo SAR table */
1343 		if (iwl_sar_geo_support(&mvm->fwrt)) {
1344 			ret = iwl_sar_get_wgds_table(&mvm->fwrt);
1345 			if (ret < 0)
1346 				IWL_DEBUG_RADIO(mvm,
1347 						"Geo SAR BIOS table invalid or unavailable. (%d)\n",
1348 						ret);
1349 				/* we don't fail if the table is not available */
1350 		}
1351 	}
1352 
1353 	iwl_acpi_get_phy_filters(&mvm->fwrt, &mvm->phy_filters);
1354 }
1355 #else /* CONFIG_ACPI */
1356 
iwl_mvm_sar_select_profile(struct iwl_mvm * mvm,int prof_a,int prof_b)1357 inline int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm,
1358 				      int prof_a, int prof_b)
1359 {
1360 	return 1;
1361 }
1362 
iwl_mvm_get_sar_geo_profile(struct iwl_mvm * mvm)1363 inline int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm)
1364 {
1365 	return -ENOENT;
1366 }
1367 
iwl_mvm_sar_geo_init(struct iwl_mvm * mvm)1368 static int iwl_mvm_sar_geo_init(struct iwl_mvm *mvm)
1369 {
1370 	return 0;
1371 }
1372 
iwl_mvm_ppag_send_cmd(struct iwl_mvm * mvm)1373 int iwl_mvm_ppag_send_cmd(struct iwl_mvm *mvm)
1374 {
1375 	return -ENOENT;
1376 }
1377 
iwl_mvm_ppag_init(struct iwl_mvm * mvm)1378 static int iwl_mvm_ppag_init(struct iwl_mvm *mvm)
1379 {
1380 	return 0;
1381 }
1382 
iwl_mvm_tas_init(struct iwl_mvm * mvm)1383 static void iwl_mvm_tas_init(struct iwl_mvm *mvm)
1384 {
1385 }
1386 
iwl_mvm_lari_cfg(struct iwl_mvm * mvm)1387 static void iwl_mvm_lari_cfg(struct iwl_mvm *mvm)
1388 {
1389 }
1390 
iwl_mvm_is_vendor_in_approved_list(void)1391 bool iwl_mvm_is_vendor_in_approved_list(void)
1392 {
1393 	return false;
1394 }
1395 
iwl_mvm_eval_dsm_rfi(struct iwl_mvm * mvm)1396 static u8 iwl_mvm_eval_dsm_rfi(struct iwl_mvm *mvm)
1397 {
1398 	return DSM_VALUE_RFI_DISABLE;
1399 }
1400 
iwl_mvm_get_acpi_tables(struct iwl_mvm * mvm)1401 void iwl_mvm_get_acpi_tables(struct iwl_mvm *mvm)
1402 {
1403 }
1404 
1405 #endif /* CONFIG_ACPI */
1406 
iwl_mvm_send_recovery_cmd(struct iwl_mvm * mvm,u32 flags)1407 void iwl_mvm_send_recovery_cmd(struct iwl_mvm *mvm, u32 flags)
1408 {
1409 	u32 error_log_size = mvm->fw->ucode_capa.error_log_size;
1410 	int ret;
1411 	u32 resp;
1412 
1413 	struct iwl_fw_error_recovery_cmd recovery_cmd = {
1414 		.flags = cpu_to_le32(flags),
1415 		.buf_size = 0,
1416 	};
1417 	struct iwl_host_cmd host_cmd = {
1418 		.id = WIDE_ID(SYSTEM_GROUP, FW_ERROR_RECOVERY_CMD),
1419 		.flags = CMD_WANT_SKB,
1420 		.data = {&recovery_cmd, },
1421 		.len = {sizeof(recovery_cmd), },
1422 	};
1423 
1424 	/* no error log was defined in TLV */
1425 	if (!error_log_size)
1426 		return;
1427 
1428 	if (flags & ERROR_RECOVERY_UPDATE_DB) {
1429 		/* no buf was allocated while HW reset */
1430 		if (!mvm->error_recovery_buf)
1431 			return;
1432 
1433 		host_cmd.data[1] = mvm->error_recovery_buf;
1434 		host_cmd.len[1] =  error_log_size;
1435 		host_cmd.dataflags[1] = IWL_HCMD_DFL_NOCOPY;
1436 		recovery_cmd.buf_size = cpu_to_le32(error_log_size);
1437 	}
1438 
1439 	ret = iwl_mvm_send_cmd(mvm, &host_cmd);
1440 	kfree(mvm->error_recovery_buf);
1441 	mvm->error_recovery_buf = NULL;
1442 
1443 	if (ret) {
1444 		IWL_ERR(mvm, "Failed to send recovery cmd %d\n", ret);
1445 		return;
1446 	}
1447 
1448 	/* skb respond is only relevant in ERROR_RECOVERY_UPDATE_DB */
1449 	if (flags & ERROR_RECOVERY_UPDATE_DB) {
1450 		resp = le32_to_cpu(*(__le32 *)host_cmd.resp_pkt->data);
1451 		if (resp)
1452 			IWL_ERR(mvm,
1453 				"Failed to send recovery cmd blob was invalid %d\n",
1454 				resp);
1455 	}
1456 }
1457 
iwl_mvm_sar_init(struct iwl_mvm * mvm)1458 static int iwl_mvm_sar_init(struct iwl_mvm *mvm)
1459 {
1460 	return iwl_mvm_sar_select_profile(mvm, 1, 1);
1461 }
1462 
iwl_mvm_load_rt_fw(struct iwl_mvm * mvm)1463 static int iwl_mvm_load_rt_fw(struct iwl_mvm *mvm)
1464 {
1465 	int ret;
1466 
1467 	if (iwl_mvm_has_unified_ucode(mvm))
1468 		return iwl_run_unified_mvm_ucode(mvm);
1469 
1470 	ret = iwl_run_init_mvm_ucode(mvm);
1471 
1472 	if (ret) {
1473 		IWL_ERR(mvm, "Failed to run INIT ucode: %d\n", ret);
1474 
1475 		if (iwlmvm_mod_params.init_dbg)
1476 			return 0;
1477 		return ret;
1478 	}
1479 
1480 	iwl_fw_dbg_stop_sync(&mvm->fwrt);
1481 	iwl_trans_stop_device(mvm->trans);
1482 	ret = iwl_trans_start_hw(mvm->trans);
1483 	if (ret)
1484 		return ret;
1485 
1486 	mvm->rfkill_safe_init_done = false;
1487 	ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_REGULAR);
1488 	if (ret)
1489 		return ret;
1490 
1491 	mvm->rfkill_safe_init_done = true;
1492 
1493 	iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_AFTER_ALIVE,
1494 			       NULL);
1495 
1496 	return iwl_init_paging(&mvm->fwrt, mvm->fwrt.cur_fw_img);
1497 }
1498 
iwl_mvm_up(struct iwl_mvm * mvm)1499 int iwl_mvm_up(struct iwl_mvm *mvm)
1500 {
1501 	int ret, i;
1502 	struct ieee80211_channel *chan;
1503 	struct cfg80211_chan_def chandef;
1504 	struct ieee80211_supported_band *sband = NULL;
1505 	u32 sb_cfg;
1506 
1507 	lockdep_assert_held(&mvm->mutex);
1508 
1509 	ret = iwl_trans_start_hw(mvm->trans);
1510 	if (ret)
1511 		return ret;
1512 
1513 	sb_cfg = iwl_read_umac_prph(mvm->trans, SB_MODIFY_CFG_FLAG);
1514 	mvm->pldr_sync = !(sb_cfg & SB_CFG_RESIDES_IN_OTP_MASK);
1515 	if (mvm->pldr_sync && iwl_mei_pldr_req())
1516 		return -EBUSY;
1517 
1518 	ret = iwl_mvm_load_rt_fw(mvm);
1519 	if (ret) {
1520 		IWL_ERR(mvm, "Failed to start RT ucode: %d\n", ret);
1521 		if (ret != -ERFKILL && !mvm->pldr_sync)
1522 			iwl_fw_dbg_error_collect(&mvm->fwrt,
1523 						 FW_DBG_TRIGGER_DRIVER);
1524 		goto error;
1525 	}
1526 
1527 	/* FW loaded successfully */
1528 	mvm->pldr_sync = false;
1529 
1530 	iwl_get_shared_mem_conf(&mvm->fwrt);
1531 
1532 	ret = iwl_mvm_sf_update(mvm, NULL, false);
1533 	if (ret)
1534 		IWL_ERR(mvm, "Failed to initialize Smart Fifo\n");
1535 
1536 	if (!iwl_trans_dbg_ini_valid(mvm->trans)) {
1537 		mvm->fwrt.dump.conf = FW_DBG_INVALID;
1538 		/* if we have a destination, assume EARLY START */
1539 		if (mvm->fw->dbg.dest_tlv)
1540 			mvm->fwrt.dump.conf = FW_DBG_START_FROM_ALIVE;
1541 		iwl_fw_start_dbg_conf(&mvm->fwrt, FW_DBG_START_FROM_ALIVE);
1542 	}
1543 
1544 	ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm));
1545 	if (ret)
1546 		goto error;
1547 
1548 	if (!iwl_mvm_has_unified_ucode(mvm)) {
1549 		/* Send phy db control command and then phy db calibration */
1550 		ret = iwl_send_phy_db_data(mvm->phy_db);
1551 		if (ret)
1552 			goto error;
1553 		ret = iwl_send_phy_cfg_cmd(mvm);
1554 		if (ret)
1555 			goto error;
1556 	}
1557 
1558 	ret = iwl_mvm_send_bt_init_conf(mvm);
1559 	if (ret)
1560 		goto error;
1561 
1562 	if (fw_has_capa(&mvm->fw->ucode_capa,
1563 			IWL_UCODE_TLV_CAPA_SOC_LATENCY_SUPPORT)) {
1564 		ret = iwl_set_soc_latency(&mvm->fwrt);
1565 		if (ret)
1566 			goto error;
1567 	}
1568 
1569 	iwl_mvm_lari_cfg(mvm);
1570 
1571 	/* Init RSS configuration */
1572 	ret = iwl_configure_rxq(&mvm->fwrt);
1573 	if (ret)
1574 		goto error;
1575 
1576 	if (iwl_mvm_has_new_rx_api(mvm)) {
1577 		ret = iwl_send_rss_cfg_cmd(mvm);
1578 		if (ret) {
1579 			IWL_ERR(mvm, "Failed to configure RSS queues: %d\n",
1580 				ret);
1581 			goto error;
1582 		}
1583 	}
1584 
1585 	/* init the fw <-> mac80211 STA mapping */
1586 	for (i = 0; i < mvm->fw->ucode_capa.num_stations; i++) {
1587 		RCU_INIT_POINTER(mvm->fw_id_to_mac_id[i], NULL);
1588 		RCU_INIT_POINTER(mvm->fw_id_to_link_sta[i], NULL);
1589 	}
1590 
1591 	for (i = 0; i < IWL_MVM_FW_MAX_LINK_ID + 1; i++)
1592 		RCU_INIT_POINTER(mvm->link_id_to_link_conf[i], NULL);
1593 
1594 	memset(&mvm->fw_link_ids_map, 0, sizeof(mvm->fw_link_ids_map));
1595 
1596 	mvm->tdls_cs.peer.sta_id = IWL_MVM_INVALID_STA;
1597 
1598 	/* reset quota debouncing buffer - 0xff will yield invalid data */
1599 	memset(&mvm->last_quota_cmd, 0xff, sizeof(mvm->last_quota_cmd));
1600 
1601 	if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_DQA_SUPPORT)) {
1602 		ret = iwl_mvm_send_dqa_cmd(mvm);
1603 		if (ret)
1604 			goto error;
1605 	}
1606 
1607 	/*
1608 	 * Add auxiliary station for scanning.
1609 	 * Newer versions of this command implies that the fw uses
1610 	 * internal aux station for all aux activities that don't
1611 	 * requires a dedicated data queue.
1612 	 */
1613 	if (!iwl_mvm_has_new_station_api(mvm->fw)) {
1614 		 /*
1615 		  * In old version the aux station uses mac id like other
1616 		  * station and not lmac id
1617 		  */
1618 		ret = iwl_mvm_add_aux_sta(mvm, MAC_INDEX_AUX);
1619 		if (ret)
1620 			goto error;
1621 	}
1622 
1623 	/* Add all the PHY contexts */
1624 	i = 0;
1625 	while (!sband && i < NUM_NL80211_BANDS)
1626 		sband = mvm->hw->wiphy->bands[i++];
1627 
1628 	if (WARN_ON_ONCE(!sband)) {
1629 		ret = -ENODEV;
1630 		goto error;
1631 	}
1632 
1633 	chan = &sband->channels[0];
1634 
1635 	cfg80211_chandef_create(&chandef, chan, NL80211_CHAN_NO_HT);
1636 	for (i = 0; i < NUM_PHY_CTX; i++) {
1637 		/*
1638 		 * The channel used here isn't relevant as it's
1639 		 * going to be overwritten in the other flows.
1640 		 * For now use the first channel we have.
1641 		 */
1642 		ret = iwl_mvm_phy_ctxt_add(mvm, &mvm->phy_ctxts[i],
1643 					   &chandef, 1, 1);
1644 		if (ret)
1645 			goto error;
1646 	}
1647 
1648 	if (iwl_mvm_is_tt_in_fw(mvm)) {
1649 		/* in order to give the responsibility of ct-kill and
1650 		 * TX backoff to FW we need to send empty temperature reporting
1651 		 * cmd during init time
1652 		 */
1653 		iwl_mvm_send_temp_report_ths_cmd(mvm);
1654 	} else {
1655 		/* Initialize tx backoffs to the minimal possible */
1656 		iwl_mvm_tt_tx_backoff(mvm, 0);
1657 	}
1658 
1659 #ifdef CONFIG_THERMAL
1660 	/* TODO: read the budget from BIOS / Platform NVM */
1661 
1662 	/*
1663 	 * In case there is no budget from BIOS / Platform NVM the default
1664 	 * budget should be 2000mW (cooling state 0).
1665 	 */
1666 	if (iwl_mvm_is_ctdp_supported(mvm)) {
1667 		ret = iwl_mvm_ctdp_command(mvm, CTDP_CMD_OPERATION_START,
1668 					   mvm->cooling_dev.cur_state);
1669 		if (ret)
1670 			goto error;
1671 	}
1672 #endif
1673 
1674 	if (!fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_SET_LTR_GEN2))
1675 		WARN_ON(iwl_mvm_config_ltr(mvm));
1676 
1677 	ret = iwl_mvm_power_update_device(mvm);
1678 	if (ret)
1679 		goto error;
1680 
1681 	/*
1682 	 * RTNL is not taken during Ct-kill, but we don't need to scan/Tx
1683 	 * anyway, so don't init MCC.
1684 	 */
1685 	if (!test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status)) {
1686 		ret = iwl_mvm_init_mcc(mvm);
1687 		if (ret)
1688 			goto error;
1689 	}
1690 
1691 	if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_UMAC_SCAN)) {
1692 		mvm->scan_type = IWL_SCAN_TYPE_NOT_SET;
1693 		mvm->hb_scan_type = IWL_SCAN_TYPE_NOT_SET;
1694 		ret = iwl_mvm_config_scan(mvm);
1695 		if (ret)
1696 			goto error;
1697 	}
1698 
1699 	if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status)) {
1700 		iwl_mvm_send_recovery_cmd(mvm, ERROR_RECOVERY_UPDATE_DB);
1701 
1702 		if (mvm->time_sync.active)
1703 			iwl_mvm_time_sync_config(mvm, mvm->time_sync.peer_addr,
1704 						 IWL_TIME_SYNC_PROTOCOL_TM |
1705 						 IWL_TIME_SYNC_PROTOCOL_FTM);
1706 	}
1707 
1708 	if (!mvm->ptp_data.ptp_clock)
1709 		iwl_mvm_ptp_init(mvm);
1710 
1711 	if (iwl_acpi_get_eckv(mvm->dev, &mvm->ext_clock_valid))
1712 		IWL_DEBUG_INFO(mvm, "ECKV table doesn't exist in BIOS\n");
1713 
1714 	ret = iwl_mvm_ppag_init(mvm);
1715 	if (ret)
1716 		goto error;
1717 
1718 	ret = iwl_mvm_sar_init(mvm);
1719 	if (ret == 0)
1720 		ret = iwl_mvm_sar_geo_init(mvm);
1721 	if (ret < 0)
1722 		goto error;
1723 
1724 	ret = iwl_mvm_sgom_init(mvm);
1725 	if (ret)
1726 		goto error;
1727 
1728 	iwl_mvm_tas_init(mvm);
1729 	iwl_mvm_leds_sync(mvm);
1730 
1731 	if (iwl_rfi_supported(mvm)) {
1732 		if (iwl_mvm_eval_dsm_rfi(mvm) == DSM_VALUE_RFI_ENABLE)
1733 			iwl_rfi_send_config_cmd(mvm, NULL);
1734 	}
1735 
1736 	iwl_mvm_mei_device_state(mvm, true);
1737 
1738 	IWL_DEBUG_INFO(mvm, "RT uCode started.\n");
1739 	return 0;
1740  error:
1741 	if (!iwlmvm_mod_params.init_dbg || !ret)
1742 		iwl_mvm_stop_device(mvm);
1743 	return ret;
1744 }
1745 
iwl_mvm_load_d3_fw(struct iwl_mvm * mvm)1746 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm)
1747 {
1748 	int ret, i;
1749 
1750 	lockdep_assert_held(&mvm->mutex);
1751 
1752 	ret = iwl_trans_start_hw(mvm->trans);
1753 	if (ret)
1754 		return ret;
1755 
1756 	ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_WOWLAN);
1757 	if (ret) {
1758 		IWL_ERR(mvm, "Failed to start WoWLAN firmware: %d\n", ret);
1759 		goto error;
1760 	}
1761 
1762 	ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm));
1763 	if (ret)
1764 		goto error;
1765 
1766 	/* Send phy db control command and then phy db calibration*/
1767 	ret = iwl_send_phy_db_data(mvm->phy_db);
1768 	if (ret)
1769 		goto error;
1770 
1771 	ret = iwl_send_phy_cfg_cmd(mvm);
1772 	if (ret)
1773 		goto error;
1774 
1775 	/* init the fw <-> mac80211 STA mapping */
1776 	for (i = 0; i < mvm->fw->ucode_capa.num_stations; i++) {
1777 		RCU_INIT_POINTER(mvm->fw_id_to_mac_id[i], NULL);
1778 		RCU_INIT_POINTER(mvm->fw_id_to_link_sta[i], NULL);
1779 	}
1780 
1781 	if (!iwl_mvm_has_new_station_api(mvm->fw)) {
1782 		/*
1783 		 * Add auxiliary station for scanning.
1784 		 * Newer versions of this command implies that the fw uses
1785 		 * internal aux station for all aux activities that don't
1786 		 * requires a dedicated data queue.
1787 		 * In old version the aux station uses mac id like other
1788 		 * station and not lmac id
1789 		 */
1790 		ret = iwl_mvm_add_aux_sta(mvm, MAC_INDEX_AUX);
1791 		if (ret)
1792 			goto error;
1793 	}
1794 
1795 	return 0;
1796  error:
1797 	iwl_mvm_stop_device(mvm);
1798 	return ret;
1799 }
1800 
iwl_mvm_rx_mfuart_notif(struct iwl_mvm * mvm,struct iwl_rx_cmd_buffer * rxb)1801 void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm,
1802 			     struct iwl_rx_cmd_buffer *rxb)
1803 {
1804 	struct iwl_rx_packet *pkt = rxb_addr(rxb);
1805 	struct iwl_mfuart_load_notif *mfuart_notif = (void *)pkt->data;
1806 
1807 	IWL_DEBUG_INFO(mvm,
1808 		       "MFUART: installed ver: 0x%08x, external ver: 0x%08x, status: 0x%08x, duration: 0x%08x\n",
1809 		       le32_to_cpu(mfuart_notif->installed_ver),
1810 		       le32_to_cpu(mfuart_notif->external_ver),
1811 		       le32_to_cpu(mfuart_notif->status),
1812 		       le32_to_cpu(mfuart_notif->duration));
1813 
1814 	if (iwl_rx_packet_payload_len(pkt) == sizeof(*mfuart_notif))
1815 		IWL_DEBUG_INFO(mvm,
1816 			       "MFUART: image size: 0x%08x\n",
1817 			       le32_to_cpu(mfuart_notif->image_size));
1818 }
1819