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gpio: rcar: Fix runtime PM imbalance on error
[linux/fpc-iii.git] / drivers / net / wireless / intel / iwlwifi / mvm / fw.c
bloba4038f289ab31244c1681e37044724a814104ca1
1 /******************************************************************************
2 *
3 * This file is provided under a dual BSD/GPLv2 license. When using or
4 * redistributing this file, you may do so under either license.
5 *
6 * GPL LICENSE SUMMARY
7 *
8 * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
9 * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
10 * Copyright(c) 2012 - 2014, 2018 - 2020 Intel Corporation
11 *
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of version 2 of the GNU General Public License as
14 * published by the Free Software Foundation.
15 *
16 * This program is distributed in the hope that it will be useful, but
17 * WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 * General Public License for more details.
20 *
21 * The full GNU General Public License is included in this distribution
22 * in the file called COPYING.
23 *
24 * Contact Information:
25 * Intel Linux Wireless <linuxwifi@intel.com>
26 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
27 *
28 * BSD LICENSE
29 *
30 * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
31 * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
32 * Copyright(c) 2012 - 2014, 2018 - 2020 Intel Corporation
33 * All rights reserved.
34 *
35 * Redistribution and use in source and binary forms, with or without
36 * modification, are permitted provided that the following conditions
37 * are met:
38 *
39 * * Redistributions of source code must retain the above copyright
40 * notice, this list of conditions and the following disclaimer.
41 * * Redistributions in binary form must reproduce the above copyright
42 * notice, this list of conditions and the following disclaimer in
43 * the documentation and/or other materials provided with the
44 * distribution.
45 * * Neither the name Intel Corporation nor the names of its
46 * contributors may be used to endorse or promote products derived
47 * from this software without specific prior written permission.
48 *
49 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
50 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
51 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
52 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
53 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
54 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
55 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
56 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
57 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
58 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
59 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
60 *
61 *****************************************************************************/
62 #include <net/mac80211.h>
63 #include <linux/netdevice.h>
64
65 #include "iwl-trans.h"
66 #include "iwl-op-mode.h"
67 #include "fw/img.h"
68 #include "iwl-debug.h"
69 #include "iwl-csr.h" /* for iwl_mvm_rx_card_state_notif */
70 #include "iwl-io.h" /* for iwl_mvm_rx_card_state_notif */
71 #include "iwl-prph.h"
72 #include "fw/acpi.h"
73
74 #include "mvm.h"
75 #include "fw/dbg.h"
76 #include "iwl-phy-db.h"
77 #include "iwl-modparams.h"
78 #include "iwl-nvm-parse.h"
79
80 #define MVM_UCODE_ALIVE_TIMEOUT HZ
81 #define MVM_UCODE_CALIB_TIMEOUT (2*HZ)
82
83 #define UCODE_VALID_OK cpu_to_le32(0x1)
84
85 struct iwl_mvm_alive_data {
86 bool valid;
87 u32 scd_base_addr;
88 };
89
90 /* set device type and latency */
91 static int iwl_set_soc_latency(struct iwl_mvm *mvm)
92 {
93 struct iwl_soc_configuration_cmd cmd = {};
94 int ret;
95
96 /*
97 * In VER_1 of this command, the discrete value is considered
98 * an integer; In VER_2, it's a bitmask. Since we have only 2
99 * values in VER_1, this is backwards-compatible with VER_2,
100 * as long as we don't set any other bits.
101 */
102 if (!mvm->trans->trans_cfg->integrated)
103 cmd.flags = cpu_to_le32(SOC_CONFIG_CMD_FLAGS_DISCRETE);
104
105 if (iwl_mvm_lookup_cmd_ver(mvm->fw, IWL_ALWAYS_LONG_GROUP,
106 SCAN_REQ_UMAC) >= 2 &&
107 (mvm->trans->trans_cfg->low_latency_xtal))
108 cmd.flags |= cpu_to_le32(SOC_CONFIG_CMD_FLAGS_LOW_LATENCY);
109
110 cmd.latency = cpu_to_le32(mvm->trans->trans_cfg->xtal_latency);
111
112 ret = iwl_mvm_send_cmd_pdu(mvm, iwl_cmd_id(SOC_CONFIGURATION_CMD,
113 SYSTEM_GROUP, 0), 0,
114 sizeof(cmd), &cmd);
115 if (ret)
116 IWL_ERR(mvm, "Failed to set soc latency: %d\n", ret);
117 return ret;
118 }
119
120 static int iwl_send_tx_ant_cfg(struct iwl_mvm *mvm, u8 valid_tx_ant)
121 {
122 struct iwl_tx_ant_cfg_cmd tx_ant_cmd = {
123 .valid = cpu_to_le32(valid_tx_ant),
124 };
125
126 IWL_DEBUG_FW(mvm, "select valid tx ant: %u\n", valid_tx_ant);
127 return iwl_mvm_send_cmd_pdu(mvm, TX_ANT_CONFIGURATION_CMD, 0,
128 sizeof(tx_ant_cmd), &tx_ant_cmd);
129 }
130
131 static int iwl_send_rss_cfg_cmd(struct iwl_mvm *mvm)
132 {
133 int i;
134 struct iwl_rss_config_cmd cmd = {
135 .flags = cpu_to_le32(IWL_RSS_ENABLE),
136 .hash_mask = BIT(IWL_RSS_HASH_TYPE_IPV4_TCP) |
137 BIT(IWL_RSS_HASH_TYPE_IPV4_UDP) |
138 BIT(IWL_RSS_HASH_TYPE_IPV4_PAYLOAD) |
139 BIT(IWL_RSS_HASH_TYPE_IPV6_TCP) |
140 BIT(IWL_RSS_HASH_TYPE_IPV6_UDP) |
141 BIT(IWL_RSS_HASH_TYPE_IPV6_PAYLOAD),
142 };
143
144 if (mvm->trans->num_rx_queues == 1)
145 return 0;
146
147 /* Do not direct RSS traffic to Q 0 which is our fallback queue */
148 for (i = 0; i < ARRAY_SIZE(cmd.indirection_table); i++)
149 cmd.indirection_table[i] =
150 1 + (i % (mvm->trans->num_rx_queues - 1));
151 netdev_rss_key_fill(cmd.secret_key, sizeof(cmd.secret_key));
152
153 return iwl_mvm_send_cmd_pdu(mvm, RSS_CONFIG_CMD, 0, sizeof(cmd), &cmd);
154 }
155
156 static int iwl_configure_rxq(struct iwl_mvm *mvm)
157 {
158 int i, num_queues, size, ret;
159 struct iwl_rfh_queue_config *cmd;
160 struct iwl_host_cmd hcmd = {
161 .id = WIDE_ID(DATA_PATH_GROUP, RFH_QUEUE_CONFIG_CMD),
162 .dataflags[0] = IWL_HCMD_DFL_NOCOPY,
163 };
164
165 /* Do not configure default queue, it is configured via context info */
166 num_queues = mvm->trans->num_rx_queues - 1;
167
168 size = struct_size(cmd, data, num_queues);
169
170 cmd = kzalloc(size, GFP_KERNEL);
171 if (!cmd)
172 return -ENOMEM;
173
174 cmd->num_queues = num_queues;
175
176 for (i = 0; i < num_queues; i++) {
177 struct iwl_trans_rxq_dma_data data;
178
179 cmd->data[i].q_num = i + 1;
180 iwl_trans_get_rxq_dma_data(mvm->trans, i + 1, &data);
181
182 cmd->data[i].fr_bd_cb = cpu_to_le64(data.fr_bd_cb);
183 cmd->data[i].urbd_stts_wrptr =
184 cpu_to_le64(data.urbd_stts_wrptr);
185 cmd->data[i].ur_bd_cb = cpu_to_le64(data.ur_bd_cb);
186 cmd->data[i].fr_bd_wid = cpu_to_le32(data.fr_bd_wid);
187 }
188
189 hcmd.data[0] = cmd;
190 hcmd.len[0] = size;
191
192 ret = iwl_mvm_send_cmd(mvm, &hcmd);
193
194 kfree(cmd);
195
196 return ret;
197 }
198
199 static int iwl_mvm_send_dqa_cmd(struct iwl_mvm *mvm)
200 {
201 struct iwl_dqa_enable_cmd dqa_cmd = {
202 .cmd_queue = cpu_to_le32(IWL_MVM_DQA_CMD_QUEUE),
203 };
204 u32 cmd_id = iwl_cmd_id(DQA_ENABLE_CMD, DATA_PATH_GROUP, 0);
205 int ret;
206
207 ret = iwl_mvm_send_cmd_pdu(mvm, cmd_id, 0, sizeof(dqa_cmd), &dqa_cmd);
208 if (ret)
209 IWL_ERR(mvm, "Failed to send DQA enabling command: %d\n", ret);
210 else
211 IWL_DEBUG_FW(mvm, "Working in DQA mode\n");
212
213 return ret;
214 }
215
216 void iwl_mvm_mfu_assert_dump_notif(struct iwl_mvm *mvm,
217 struct iwl_rx_cmd_buffer *rxb)
218 {
219 struct iwl_rx_packet *pkt = rxb_addr(rxb);
220 struct iwl_mfu_assert_dump_notif *mfu_dump_notif = (void *)pkt->data;
221 __le32 *dump_data = mfu_dump_notif->data;
222 int n_words = le32_to_cpu(mfu_dump_notif->data_size) / sizeof(__le32);
223 int i;
224
225 if (mfu_dump_notif->index_num == 0)
226 IWL_INFO(mvm, "MFUART assert id 0x%x occurred\n",
227 le32_to_cpu(mfu_dump_notif->assert_id));
228
229 for (i = 0; i < n_words; i++)
230 IWL_DEBUG_INFO(mvm,
231 "MFUART assert dump, dword %u: 0x%08x\n",
232 le16_to_cpu(mfu_dump_notif->index_num) *
233 n_words + i,
234 le32_to_cpu(dump_data[i]));
235 }
236
237 static bool iwl_alive_fn(struct iwl_notif_wait_data *notif_wait,
238 struct iwl_rx_packet *pkt, void *data)
239 {
240 struct iwl_mvm *mvm =
241 container_of(notif_wait, struct iwl_mvm, notif_wait);
242 struct iwl_mvm_alive_data *alive_data = data;
243 struct mvm_alive_resp_v3 *palive3;
244 struct mvm_alive_resp *palive;
245 struct iwl_umac_alive *umac;
246 struct iwl_lmac_alive *lmac1;
247 struct iwl_lmac_alive *lmac2 = NULL;
248 u16 status;
249 u32 lmac_error_event_table, umac_error_event_table;
250
251 if (iwl_rx_packet_payload_len(pkt) == sizeof(*palive)) {
252 palive = (void *)pkt->data;
253 umac = &palive->umac_data;
254 lmac1 = &palive->lmac_data[0];
255 lmac2 = &palive->lmac_data[1];
256 status = le16_to_cpu(palive->status);
257 } else {
258 palive3 = (void *)pkt->data;
259 umac = &palive3->umac_data;
260 lmac1 = &palive3->lmac_data;
261 status = le16_to_cpu(palive3->status);
262 }
263
264 lmac_error_event_table =
265 le32_to_cpu(lmac1->dbg_ptrs.error_event_table_ptr);
266 iwl_fw_lmac1_set_alive_err_table(mvm->trans, lmac_error_event_table);
267
268 if (lmac2)
269 mvm->trans->dbg.lmac_error_event_table[1] =
270 le32_to_cpu(lmac2->dbg_ptrs.error_event_table_ptr);
271
272 umac_error_event_table = le32_to_cpu(umac->dbg_ptrs.error_info_addr);
273
274 if (!umac_error_event_table) {
275 mvm->support_umac_log = false;
276 } else if (umac_error_event_table >=
277 mvm->trans->cfg->min_umac_error_event_table) {
278 mvm->support_umac_log = true;
279 } else {
280 IWL_ERR(mvm,
281 "Not valid error log pointer 0x%08X for %s uCode\n",
282 umac_error_event_table,
283 (mvm->fwrt.cur_fw_img == IWL_UCODE_INIT) ?
284 "Init" : "RT");
285 mvm->support_umac_log = false;
286 }
287
288 if (mvm->support_umac_log)
289 iwl_fw_umac_set_alive_err_table(mvm->trans,
290 umac_error_event_table);
291
292 alive_data->scd_base_addr = le32_to_cpu(lmac1->dbg_ptrs.scd_base_ptr);
293 alive_data->valid = status == IWL_ALIVE_STATUS_OK;
294
295 IWL_DEBUG_FW(mvm,
296 "Alive ucode status 0x%04x revision 0x%01X 0x%01X\n",
297 status, lmac1->ver_type, lmac1->ver_subtype);
298
299 if (lmac2)
300 IWL_DEBUG_FW(mvm, "Alive ucode CDB\n");
301
302 IWL_DEBUG_FW(mvm,
303 "UMAC version: Major - 0x%x, Minor - 0x%x\n",
304 le32_to_cpu(umac->umac_major),
305 le32_to_cpu(umac->umac_minor));
306
307 iwl_fwrt_update_fw_versions(&mvm->fwrt, lmac1, umac);
308
309 return true;
310 }
311
312 static bool iwl_wait_init_complete(struct iwl_notif_wait_data *notif_wait,
313 struct iwl_rx_packet *pkt, void *data)
314 {
315 WARN_ON(pkt->hdr.cmd != INIT_COMPLETE_NOTIF);
316
317 return true;
318 }
319
320 static bool iwl_wait_phy_db_entry(struct iwl_notif_wait_data *notif_wait,
321 struct iwl_rx_packet *pkt, void *data)
322 {
323 struct iwl_phy_db *phy_db = data;
324
325 if (pkt->hdr.cmd != CALIB_RES_NOTIF_PHY_DB) {
326 WARN_ON(pkt->hdr.cmd != INIT_COMPLETE_NOTIF);
327 return true;
328 }
329
330 WARN_ON(iwl_phy_db_set_section(phy_db, pkt));
331
332 return false;
333 }
334
335 static int iwl_mvm_load_ucode_wait_alive(struct iwl_mvm *mvm,
336 enum iwl_ucode_type ucode_type)
337 {
338 struct iwl_notification_wait alive_wait;
339 struct iwl_mvm_alive_data alive_data = {};
340 const struct fw_img *fw;
341 int ret;
342 enum iwl_ucode_type old_type = mvm->fwrt.cur_fw_img;
343 static const u16 alive_cmd[] = { MVM_ALIVE };
344 bool run_in_rfkill =
345 ucode_type == IWL_UCODE_INIT || iwl_mvm_has_unified_ucode(mvm);
346
347 if (ucode_type == IWL_UCODE_REGULAR &&
348 iwl_fw_dbg_conf_usniffer(mvm->fw, FW_DBG_START_FROM_ALIVE) &&
349 !(fw_has_capa(&mvm->fw->ucode_capa,
350 IWL_UCODE_TLV_CAPA_USNIFFER_UNIFIED)))
351 fw = iwl_get_ucode_image(mvm->fw, IWL_UCODE_REGULAR_USNIFFER);
352 else
353 fw = iwl_get_ucode_image(mvm->fw, ucode_type);
354 if (WARN_ON(!fw))
355 return -EINVAL;
356 iwl_fw_set_current_image(&mvm->fwrt, ucode_type);
357 clear_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
358
359 iwl_init_notification_wait(&mvm->notif_wait, &alive_wait,
360 alive_cmd, ARRAY_SIZE(alive_cmd),
361 iwl_alive_fn, &alive_data);
362
363 /*
364 * We want to load the INIT firmware even in RFKILL
365 * For the unified firmware case, the ucode_type is not
366 * INIT, but we still need to run it.
367 */
368 ret = iwl_trans_start_fw(mvm->trans, fw, run_in_rfkill);
369 if (ret) {
370 iwl_fw_set_current_image(&mvm->fwrt, old_type);
371 iwl_remove_notification(&mvm->notif_wait, &alive_wait);
372 return ret;
373 }
374
375 /*
376 * Some things may run in the background now, but we
377 * just wait for the ALIVE notification here.
378 */
379 ret = iwl_wait_notification(&mvm->notif_wait, &alive_wait,
380 MVM_UCODE_ALIVE_TIMEOUT);
381 if (ret) {
382 struct iwl_trans *trans = mvm->trans;
383
384 if (trans->trans_cfg->device_family >=
385 IWL_DEVICE_FAMILY_22000) {
386 IWL_ERR(mvm,
387 "SecBoot CPU1 Status: 0x%x, CPU2 Status: 0x%x\n",
388 iwl_read_umac_prph(trans, UMAG_SB_CPU_1_STATUS),
389 iwl_read_umac_prph(trans,
390 UMAG_SB_CPU_2_STATUS));
391 IWL_ERR(mvm, "UMAC PC: 0x%x\n",
392 iwl_read_umac_prph(trans,
393 UREG_UMAC_CURRENT_PC));
394 IWL_ERR(mvm, "LMAC PC: 0x%x\n",
395 iwl_read_umac_prph(trans,
396 UREG_LMAC1_CURRENT_PC));
397 if (iwl_mvm_is_cdb_supported(mvm))
398 IWL_ERR(mvm, "LMAC2 PC: 0x%x\n",
399 iwl_read_umac_prph(trans,
400 UREG_LMAC2_CURRENT_PC));
401 } else if (trans->trans_cfg->device_family >=
402 IWL_DEVICE_FAMILY_8000) {
403 IWL_ERR(mvm,
404 "SecBoot CPU1 Status: 0x%x, CPU2 Status: 0x%x\n",
405 iwl_read_prph(trans, SB_CPU_1_STATUS),
406 iwl_read_prph(trans, SB_CPU_2_STATUS));
407 }
408
409 if (ret == -ETIMEDOUT)
410 iwl_fw_dbg_error_collect(&mvm->fwrt,
411 FW_DBG_TRIGGER_ALIVE_TIMEOUT);
412
413 iwl_fw_set_current_image(&mvm->fwrt, old_type);
414 return ret;
415 }
416
417 if (!alive_data.valid) {
418 IWL_ERR(mvm, "Loaded ucode is not valid!\n");
419 iwl_fw_set_current_image(&mvm->fwrt, old_type);
420 return -EIO;
421 }
422
423 iwl_trans_fw_alive(mvm->trans, alive_data.scd_base_addr);
424
425 /*
426 * Note: all the queues are enabled as part of the interface
427 * initialization, but in firmware restart scenarios they
428 * could be stopped, so wake them up. In firmware restart,
429 * mac80211 will have the queues stopped as well until the
430 * reconfiguration completes. During normal startup, they
431 * will be empty.
432 */
433
434 memset(&mvm->queue_info, 0, sizeof(mvm->queue_info));
435 /*
436 * Set a 'fake' TID for the command queue, since we use the
437 * hweight() of the tid_bitmap as a refcount now. Not that
438 * we ever even consider the command queue as one we might
439 * want to reuse, but be safe nevertheless.
440 */
441 mvm->queue_info[IWL_MVM_DQA_CMD_QUEUE].tid_bitmap =
442 BIT(IWL_MAX_TID_COUNT + 2);
443
444 set_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
445 #ifdef CONFIG_IWLWIFI_DEBUGFS
446 iwl_fw_set_dbg_rec_on(&mvm->fwrt);
447 #endif
448
449 return 0;
450 }
451
452 static int iwl_run_unified_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm)
453 {
454 struct iwl_notification_wait init_wait;
455 struct iwl_nvm_access_complete_cmd nvm_complete = {};
456 struct iwl_init_extended_cfg_cmd init_cfg = {
457 .init_flags = cpu_to_le32(BIT(IWL_INIT_NVM)),
458 };
459 static const u16 init_complete[] = {
460 INIT_COMPLETE_NOTIF,
461 };
462 int ret;
463
464 if (mvm->trans->cfg->tx_with_siso_diversity)
465 init_cfg.init_flags |= cpu_to_le32(BIT(IWL_INIT_PHY));
466
467 lockdep_assert_held(&mvm->mutex);
468
469 mvm->rfkill_safe_init_done = false;
470
471 iwl_init_notification_wait(&mvm->notif_wait,
472 &init_wait,
473 init_complete,
474 ARRAY_SIZE(init_complete),
475 iwl_wait_init_complete,
476 NULL);
477
478 iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_EARLY, NULL);
479
480 /* Will also start the device */
481 ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_REGULAR);
482 if (ret) {
483 IWL_ERR(mvm, "Failed to start RT ucode: %d\n", ret);
484 goto error;
485 }
486 iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_AFTER_ALIVE,
487 NULL);
488
489 /* Send init config command to mark that we are sending NVM access
490 * commands
491 */
492 ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(SYSTEM_GROUP,
493 INIT_EXTENDED_CFG_CMD),
494 CMD_SEND_IN_RFKILL,
495 sizeof(init_cfg), &init_cfg);
496 if (ret) {
497 IWL_ERR(mvm, "Failed to run init config command: %d\n",
498 ret);
499 goto error;
500 }
501
502 /* Load NVM to NIC if needed */
503 if (mvm->nvm_file_name) {
504 iwl_read_external_nvm(mvm->trans, mvm->nvm_file_name,
505 mvm->nvm_sections);
506 iwl_mvm_load_nvm_to_nic(mvm);
507 }
508
509 if (IWL_MVM_PARSE_NVM && read_nvm) {
510 ret = iwl_nvm_init(mvm);
511 if (ret) {
512 IWL_ERR(mvm, "Failed to read NVM: %d\n", ret);
513 goto error;
514 }
515 }
516
517 ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(REGULATORY_AND_NVM_GROUP,
518 NVM_ACCESS_COMPLETE),
519 CMD_SEND_IN_RFKILL,
520 sizeof(nvm_complete), &nvm_complete);
521 if (ret) {
522 IWL_ERR(mvm, "Failed to run complete NVM access: %d\n",
523 ret);
524 goto error;
525 }
526
527 /* We wait for the INIT complete notification */
528 ret = iwl_wait_notification(&mvm->notif_wait, &init_wait,
529 MVM_UCODE_ALIVE_TIMEOUT);
530 if (ret)
531 return ret;
532
533 /* Read the NVM only at driver load time, no need to do this twice */
534 if (!IWL_MVM_PARSE_NVM && read_nvm) {
535 mvm->nvm_data = iwl_get_nvm(mvm->trans, mvm->fw);
536 if (IS_ERR(mvm->nvm_data)) {
537 ret = PTR_ERR(mvm->nvm_data);
538 mvm->nvm_data = NULL;
539 IWL_ERR(mvm, "Failed to read NVM: %d\n", ret);
540 return ret;
541 }
542 }
543
544 mvm->rfkill_safe_init_done = true;
545
546 return 0;
547
548 error:
549 iwl_remove_notification(&mvm->notif_wait, &init_wait);
550 return ret;
551 }
552
553 static int iwl_send_phy_cfg_cmd(struct iwl_mvm *mvm)
554 {
555 struct iwl_phy_cfg_cmd phy_cfg_cmd;
556 enum iwl_ucode_type ucode_type = mvm->fwrt.cur_fw_img;
557
558 if (iwl_mvm_has_unified_ucode(mvm) &&
559 !mvm->trans->cfg->tx_with_siso_diversity)
560 return 0;
561
562 if (mvm->trans->cfg->tx_with_siso_diversity) {
563 /*
564 * TODO: currently we don't set the antenna but letting the NIC
565 * to decide which antenna to use. This should come from BIOS.
566 */
567 phy_cfg_cmd.phy_cfg =
568 cpu_to_le32(FW_PHY_CFG_CHAIN_SAD_ENABLED);
569 }
570
571 /* Set parameters */
572 phy_cfg_cmd.phy_cfg = cpu_to_le32(iwl_mvm_get_phy_config(mvm));
573
574 /* set flags extra PHY configuration flags from the device's cfg */
575 phy_cfg_cmd.phy_cfg |=
576 cpu_to_le32(mvm->trans->trans_cfg->extra_phy_cfg_flags);
577
578 phy_cfg_cmd.calib_control.event_trigger =
579 mvm->fw->default_calib[ucode_type].event_trigger;
580 phy_cfg_cmd.calib_control.flow_trigger =
581 mvm->fw->default_calib[ucode_type].flow_trigger;
582
583 IWL_DEBUG_INFO(mvm, "Sending Phy CFG command: 0x%x\n",
584 phy_cfg_cmd.phy_cfg);
585
586 return iwl_mvm_send_cmd_pdu(mvm, PHY_CONFIGURATION_CMD, 0,
587 sizeof(phy_cfg_cmd), &phy_cfg_cmd);
588 }
589
590 int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm)
591 {
592 struct iwl_notification_wait calib_wait;
593 static const u16 init_complete[] = {
594 INIT_COMPLETE_NOTIF,
595 CALIB_RES_NOTIF_PHY_DB
596 };
597 int ret;
598
599 if (iwl_mvm_has_unified_ucode(mvm))
600 return iwl_run_unified_mvm_ucode(mvm, true);
601
602 lockdep_assert_held(&mvm->mutex);
603
604 mvm->rfkill_safe_init_done = false;
605
606 iwl_init_notification_wait(&mvm->notif_wait,
607 &calib_wait,
608 init_complete,
609 ARRAY_SIZE(init_complete),
610 iwl_wait_phy_db_entry,
611 mvm->phy_db);
612
613 /* Will also start the device */
614 ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_INIT);
615 if (ret) {
616 IWL_ERR(mvm, "Failed to start INIT ucode: %d\n", ret);
617 goto remove_notif;
618 }
619
620 if (mvm->trans->trans_cfg->device_family < IWL_DEVICE_FAMILY_8000) {
621 ret = iwl_mvm_send_bt_init_conf(mvm);
622 if (ret)
623 goto remove_notif;
624 }
625
626 /* Read the NVM only at driver load time, no need to do this twice */
627 if (read_nvm) {
628 ret = iwl_nvm_init(mvm);
629 if (ret) {
630 IWL_ERR(mvm, "Failed to read NVM: %d\n", ret);
631 goto remove_notif;
632 }
633 }
634
635 /* In case we read the NVM from external file, load it to the NIC */
636 if (mvm->nvm_file_name)
637 iwl_mvm_load_nvm_to_nic(mvm);
638
639 WARN_ONCE(mvm->nvm_data->nvm_version < mvm->trans->cfg->nvm_ver,
640 "Too old NVM version (0x%0x, required = 0x%0x)",
641 mvm->nvm_data->nvm_version, mvm->trans->cfg->nvm_ver);
642
643 /*
644 * abort after reading the nvm in case RF Kill is on, we will complete
645 * the init seq later when RF kill will switch to off
646 */
647 if (iwl_mvm_is_radio_hw_killed(mvm)) {
648 IWL_DEBUG_RF_KILL(mvm,
649 "jump over all phy activities due to RF kill\n");
650 goto remove_notif;
651 }
652
653 mvm->rfkill_safe_init_done = true;
654
655 /* Send TX valid antennas before triggering calibrations */
656 ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm));
657 if (ret)
658 goto remove_notif;
659
660 ret = iwl_send_phy_cfg_cmd(mvm);
661 if (ret) {
662 IWL_ERR(mvm, "Failed to run INIT calibrations: %d\n",
663 ret);
664 goto remove_notif;
665 }
666
667 /*
668 * Some things may run in the background now, but we
669 * just wait for the calibration complete notification.
670 */
671 ret = iwl_wait_notification(&mvm->notif_wait, &calib_wait,
672 MVM_UCODE_CALIB_TIMEOUT);
673 if (!ret)
674 goto out;
675
676 if (iwl_mvm_is_radio_hw_killed(mvm)) {
677 IWL_DEBUG_RF_KILL(mvm, "RFKILL while calibrating.\n");
678 ret = 0;
679 } else {
680 IWL_ERR(mvm, "Failed to run INIT calibrations: %d\n",
681 ret);
682 }
683
684 goto out;
685
686 remove_notif:
687 iwl_remove_notification(&mvm->notif_wait, &calib_wait);
688 out:
689 mvm->rfkill_safe_init_done = false;
690 if (iwlmvm_mod_params.init_dbg && !mvm->nvm_data) {
691 /* we want to debug INIT and we have no NVM - fake */
692 mvm->nvm_data = kzalloc(sizeof(struct iwl_nvm_data) +
693 sizeof(struct ieee80211_channel) +
694 sizeof(struct ieee80211_rate),
695 GFP_KERNEL);
696 if (!mvm->nvm_data)
697 return -ENOMEM;
698 mvm->nvm_data->bands[0].channels = mvm->nvm_data->channels;
699 mvm->nvm_data->bands[0].n_channels = 1;
700 mvm->nvm_data->bands[0].n_bitrates = 1;
701 mvm->nvm_data->bands[0].bitrates =
702 (void *)mvm->nvm_data->channels + 1;
703 mvm->nvm_data->bands[0].bitrates->hw_value = 10;
704 }
705
706 return ret;
707 }
708
709 static int iwl_mvm_config_ltr(struct iwl_mvm *mvm)
710 {
711 struct iwl_ltr_config_cmd cmd = {
712 .flags = cpu_to_le32(LTR_CFG_FLAG_FEATURE_ENABLE),
713 };
714
715 if (!mvm->trans->ltr_enabled)
716 return 0;
717
718 return iwl_mvm_send_cmd_pdu(mvm, LTR_CONFIG, 0,
719 sizeof(cmd), &cmd);
720 }
721
722 #ifdef CONFIG_ACPI
723 int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b)
724 {
725 union {
726 struct iwl_dev_tx_power_cmd v5;
727 struct iwl_dev_tx_power_cmd_v4 v4;
728 } cmd;
729
730 u16 len = 0;
731
732 cmd.v5.v3.set_mode = cpu_to_le32(IWL_TX_POWER_MODE_SET_CHAINS);
733
734 if (fw_has_api(&mvm->fw->ucode_capa,
735 IWL_UCODE_TLV_API_REDUCE_TX_POWER))
736 len = sizeof(cmd.v5);
737 else if (fw_has_capa(&mvm->fw->ucode_capa,
738 IWL_UCODE_TLV_CAPA_TX_POWER_ACK))
739 len = sizeof(struct iwl_dev_tx_power_cmd_v4);
740 else
741 len = sizeof(cmd.v4.v3);
742
743
744 if (iwl_sar_select_profile(&mvm->fwrt, cmd.v5.v3.per_chain_restriction,
745 prof_a, prof_b))
746 return -ENOENT;
747 IWL_DEBUG_RADIO(mvm, "Sending REDUCE_TX_POWER_CMD per chain\n");
748 return iwl_mvm_send_cmd_pdu(mvm, REDUCE_TX_POWER_CMD, 0, len, &cmd);
749 }
750
751 int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm)
752 {
753 union geo_tx_power_profiles_cmd geo_tx_cmd;
754 u16 len;
755 int ret;
756 struct iwl_host_cmd cmd;
757
758 if (fw_has_api(&mvm->fwrt.fw->ucode_capa,
759 IWL_UCODE_TLV_API_SAR_TABLE_VER)) {
760 geo_tx_cmd.geo_cmd.ops =
761 cpu_to_le32(IWL_PER_CHAIN_OFFSET_GET_CURRENT_TABLE);
762 len = sizeof(geo_tx_cmd.geo_cmd);
763 } else {
764 geo_tx_cmd.geo_cmd_v1.ops =
765 cpu_to_le32(IWL_PER_CHAIN_OFFSET_GET_CURRENT_TABLE);
766 len = sizeof(geo_tx_cmd.geo_cmd_v1);
767 }
768
769 if (!iwl_sar_geo_support(&mvm->fwrt))
770 return -EOPNOTSUPP;
771
772 cmd = (struct iwl_host_cmd){
773 .id = WIDE_ID(PHY_OPS_GROUP, GEO_TX_POWER_LIMIT),
774 .len = { len, },
775 .flags = CMD_WANT_SKB,
776 .data = { &geo_tx_cmd },
777 };
778
779 ret = iwl_mvm_send_cmd(mvm, &cmd);
780 if (ret) {
781 IWL_ERR(mvm, "Failed to get geographic profile info %d\n", ret);
782 return ret;
783 }
784 ret = iwl_validate_sar_geo_profile(&mvm->fwrt, &cmd);
785 iwl_free_resp(&cmd);
786 return ret;
787 }
788
789 static int iwl_mvm_sar_geo_init(struct iwl_mvm *mvm)
790 {
791 u16 cmd_wide_id = WIDE_ID(PHY_OPS_GROUP, GEO_TX_POWER_LIMIT);
792 union geo_tx_power_profiles_cmd cmd;
793 u16 len;
794 int ret;
795
796 cmd.geo_cmd.ops = cpu_to_le32(IWL_PER_CHAIN_OFFSET_SET_TABLES);
797
798 ret = iwl_sar_geo_init(&mvm->fwrt, cmd.geo_cmd.table);
799 /*
800 * It is a valid scenario to not support SAR, or miss wgds table,
801 * but in that case there is no need to send the command.
802 */
803 if (ret)
804 return 0;
805
806 cmd.geo_cmd.table_revision = cpu_to_le32(mvm->fwrt.geo_rev);
807
808 if (!fw_has_api(&mvm->fwrt.fw->ucode_capa,
809 IWL_UCODE_TLV_API_SAR_TABLE_VER)) {
810 len = sizeof(struct iwl_geo_tx_power_profiles_cmd_v1);
811 } else {
812 len = sizeof(cmd.geo_cmd);
813 }
814
815 return iwl_mvm_send_cmd_pdu(mvm, cmd_wide_id, 0, len, &cmd);
816 }
817
818 static int iwl_mvm_get_ppag_table(struct iwl_mvm *mvm)
819 {
820 union acpi_object *wifi_pkg, *data, *enabled;
821 int i, j, ret, tbl_rev;
822 int idx = 2;
823
824 mvm->fwrt.ppag_table.enabled = cpu_to_le32(0);
825 data = iwl_acpi_get_object(mvm->dev, ACPI_PPAG_METHOD);
826 if (IS_ERR(data))
827 return PTR_ERR(data);
828
829 wifi_pkg = iwl_acpi_get_wifi_pkg(mvm->dev, data,
830 ACPI_PPAG_WIFI_DATA_SIZE, &tbl_rev);
831
832 if (IS_ERR(wifi_pkg)) {
833 ret = PTR_ERR(wifi_pkg);
834 goto out_free;
835 }
836
837 if (tbl_rev != 0) {
838 ret = -EINVAL;
839 goto out_free;
840 }
841
842 enabled = &wifi_pkg->package.elements[1];
843 if (enabled->type != ACPI_TYPE_INTEGER ||
844 (enabled->integer.value != 0 && enabled->integer.value != 1)) {
845 ret = -EINVAL;
846 goto out_free;
847 }
848
849 mvm->fwrt.ppag_table.enabled = cpu_to_le32(enabled->integer.value);
850 if (!mvm->fwrt.ppag_table.enabled) {
851 ret = 0;
852 goto out_free;
853 }
854
855 /*
856 * read, verify gain values and save them into the PPAG table.
857 * first sub-band (j=0) corresponds to Low-Band (2.4GHz), and the
858 * following sub-bands to High-Band (5GHz).
859 */
860 for (i = 0; i < ACPI_PPAG_NUM_CHAINS; i++) {
861 for (j = 0; j < ACPI_PPAG_NUM_SUB_BANDS; j++) {
862 union acpi_object *ent;
863
864 ent = &wifi_pkg->package.elements[idx++];
865 if (ent->type != ACPI_TYPE_INTEGER ||
866 (j == 0 && ent->integer.value > ACPI_PPAG_MAX_LB) ||
867 (j == 0 && ent->integer.value < ACPI_PPAG_MIN_LB) ||
868 (j != 0 && ent->integer.value > ACPI_PPAG_MAX_HB) ||
869 (j != 0 && ent->integer.value < ACPI_PPAG_MIN_HB)) {
870 mvm->fwrt.ppag_table.enabled = cpu_to_le32(0);
871 ret = -EINVAL;
872 goto out_free;
873 }
874 mvm->fwrt.ppag_table.gain[i][j] = ent->integer.value;
875 }
876 }
877 ret = 0;
878 out_free:
879 kfree(data);
880 return ret;
881 }
882
883 int iwl_mvm_ppag_send_cmd(struct iwl_mvm *mvm)
884 {
885 int i, j, ret;
886
887 if (!fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_SET_PPAG)) {
888 IWL_DEBUG_RADIO(mvm,
889 "PPAG capability not supported by FW, command not sent.\n");
890 return 0;
891 }
892
893 if (!mvm->fwrt.ppag_table.enabled) {
894 IWL_DEBUG_RADIO(mvm,
895 "PPAG not enabled, command not sent.\n");
896 return 0;
897 }
898
899 IWL_DEBUG_RADIO(mvm, "Sending PER_PLATFORM_ANT_GAIN_CMD\n");
900
901 for (i = 0; i < ACPI_PPAG_NUM_CHAINS; i++) {
902 for (j = 0; j < ACPI_PPAG_NUM_SUB_BANDS; j++) {
903 IWL_DEBUG_RADIO(mvm,
904 "PPAG table: chain[%d] band[%d]: gain = %d\n",
905 i, j, mvm->fwrt.ppag_table.gain[i][j]);
906 }
907 }
908
909 ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(PHY_OPS_GROUP,
910 PER_PLATFORM_ANT_GAIN_CMD),
911 0, sizeof(mvm->fwrt.ppag_table),
912 &mvm->fwrt.ppag_table);
913 if (ret < 0)
914 IWL_ERR(mvm, "failed to send PER_PLATFORM_ANT_GAIN_CMD (%d)\n",
915 ret);
916
917 return ret;
918 }
919
920 static int iwl_mvm_ppag_init(struct iwl_mvm *mvm)
921 {
922 int ret;
923
924 ret = iwl_mvm_get_ppag_table(mvm);
925 if (ret < 0) {
926 IWL_DEBUG_RADIO(mvm,
927 "PPAG BIOS table invalid or unavailable. (%d)\n",
928 ret);
929 return 0;
930 }
931 return iwl_mvm_ppag_send_cmd(mvm);
932 }
933
934 #else /* CONFIG_ACPI */
935
936 inline int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm,
937 int prof_a, int prof_b)
938 {
939 return -ENOENT;
940 }
941
942 inline int iwl_mvm_get_sar_geo_profile(struct iwl_mvm *mvm)
943 {
944 return -ENOENT;
945 }
946
947 static int iwl_mvm_sar_geo_init(struct iwl_mvm *mvm)
948 {
949 return 0;
950 }
951
952 int iwl_mvm_ppag_send_cmd(struct iwl_mvm *mvm)
953 {
954 return -ENOENT;
955 }
956
957 static int iwl_mvm_ppag_init(struct iwl_mvm *mvm)
958 {
959 return 0;
960 }
961 #endif /* CONFIG_ACPI */
962
963 void iwl_mvm_send_recovery_cmd(struct iwl_mvm *mvm, u32 flags)
964 {
965 u32 error_log_size = mvm->fw->ucode_capa.error_log_size;
966 int ret;
967 u32 resp;
968
969 struct iwl_fw_error_recovery_cmd recovery_cmd = {
970 .flags = cpu_to_le32(flags),
971 .buf_size = 0,
972 };
973 struct iwl_host_cmd host_cmd = {
974 .id = WIDE_ID(SYSTEM_GROUP, FW_ERROR_RECOVERY_CMD),
975 .flags = CMD_WANT_SKB,
976 .data = {&recovery_cmd, },
977 .len = {sizeof(recovery_cmd), },
978 };
979
980 /* no error log was defined in TLV */
981 if (!error_log_size)
982 return;
983
984 if (flags & ERROR_RECOVERY_UPDATE_DB) {
985 /* no buf was allocated while HW reset */
986 if (!mvm->error_recovery_buf)
987 return;
988
989 host_cmd.data[1] = mvm->error_recovery_buf;
990 host_cmd.len[1] = error_log_size;
991 host_cmd.dataflags[1] = IWL_HCMD_DFL_NOCOPY;
992 recovery_cmd.buf_size = cpu_to_le32(error_log_size);
993 }
994
995 ret = iwl_mvm_send_cmd(mvm, &host_cmd);
996 kfree(mvm->error_recovery_buf);
997 mvm->error_recovery_buf = NULL;
998
999 if (ret) {
1000 IWL_ERR(mvm, "Failed to send recovery cmd %d\n", ret);
1001 return;
1002 }
1003
1004 /* skb respond is only relevant in ERROR_RECOVERY_UPDATE_DB */
1005 if (flags & ERROR_RECOVERY_UPDATE_DB) {
1006 resp = le32_to_cpu(*(__le32 *)host_cmd.resp_pkt->data);
1007 if (resp)
1008 IWL_ERR(mvm,
1009 "Failed to send recovery cmd blob was invalid %d\n",
1010 resp);
1011 }
1012 }
1013
1014 static int iwl_mvm_sar_init(struct iwl_mvm *mvm)
1015 {
1016 int ret;
1017
1018 ret = iwl_sar_get_wrds_table(&mvm->fwrt);
1019 if (ret < 0) {
1020 IWL_DEBUG_RADIO(mvm,
1021 "WRDS SAR BIOS table invalid or unavailable. (%d)\n",
1022 ret);
1023 /*
1024 * If not available, don't fail and don't bother with EWRD.
1025 * Return 1 to tell that we can't use WGDS either.
1026 */
1027 return 1;
1028 }
1029
1030 ret = iwl_sar_get_ewrd_table(&mvm->fwrt);
1031 /* if EWRD is not available, we can still use WRDS, so don't fail */
1032 if (ret < 0)
1033 IWL_DEBUG_RADIO(mvm,
1034 "EWRD SAR BIOS table invalid or unavailable. (%d)\n",
1035 ret);
1036
1037 ret = iwl_mvm_sar_select_profile(mvm, 1, 1);
1038 /*
1039 * If we don't have profile 0 from BIOS, just skip it. This
1040 * means that SAR Geo will not be enabled either, even if we
1041 * have other valid profiles.
1042 */
1043 if (ret == -ENOENT)
1044 return 1;
1045
1046 return ret;
1047 }
1048
1049 static int iwl_mvm_load_rt_fw(struct iwl_mvm *mvm)
1050 {
1051 int ret;
1052
1053 if (iwl_mvm_has_unified_ucode(mvm))
1054 return iwl_run_unified_mvm_ucode(mvm, false);
1055
1056 ret = iwl_run_init_mvm_ucode(mvm, false);
1057
1058 if (ret) {
1059 IWL_ERR(mvm, "Failed to run INIT ucode: %d\n", ret);
1060
1061 if (iwlmvm_mod_params.init_dbg)
1062 return 0;
1063 return ret;
1064 }
1065
1066 iwl_fw_dbg_stop_sync(&mvm->fwrt);
1067 iwl_trans_stop_device(mvm->trans);
1068 ret = iwl_trans_start_hw(mvm->trans);
1069 if (ret)
1070 return ret;
1071
1072 iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_EARLY, NULL);
1073
1074 mvm->rfkill_safe_init_done = false;
1075 ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_REGULAR);
1076 if (ret)
1077 return ret;
1078
1079 mvm->rfkill_safe_init_done = true;
1080
1081 iwl_dbg_tlv_time_point(&mvm->fwrt, IWL_FW_INI_TIME_POINT_AFTER_ALIVE,
1082 NULL);
1083
1084 return iwl_init_paging(&mvm->fwrt, mvm->fwrt.cur_fw_img);
1085 }
1086
1087 int iwl_mvm_up(struct iwl_mvm *mvm)
1088 {
1089 int ret, i;
1090 struct ieee80211_channel *chan;
1091 struct cfg80211_chan_def chandef;
1092 struct ieee80211_supported_band *sband = NULL;
1093
1094 lockdep_assert_held(&mvm->mutex);
1095
1096 ret = iwl_trans_start_hw(mvm->trans);
1097 if (ret)
1098 return ret;
1099
1100 ret = iwl_mvm_load_rt_fw(mvm);
1101 if (ret) {
1102 IWL_ERR(mvm, "Failed to start RT ucode: %d\n", ret);
1103 if (ret != -ERFKILL)
1104 iwl_fw_dbg_error_collect(&mvm->fwrt,
1105 FW_DBG_TRIGGER_DRIVER);
1106 goto error;
1107 }
1108
1109 iwl_get_shared_mem_conf(&mvm->fwrt);
1110
1111 ret = iwl_mvm_sf_update(mvm, NULL, false);
1112 if (ret)
1113 IWL_ERR(mvm, "Failed to initialize Smart Fifo\n");
1114
1115 if (!iwl_trans_dbg_ini_valid(mvm->trans)) {
1116 mvm->fwrt.dump.conf = FW_DBG_INVALID;
1117 /* if we have a destination, assume EARLY START */
1118 if (mvm->fw->dbg.dest_tlv)
1119 mvm->fwrt.dump.conf = FW_DBG_START_FROM_ALIVE;
1120 iwl_fw_start_dbg_conf(&mvm->fwrt, FW_DBG_START_FROM_ALIVE);
1121 }
1122
1123 ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm));
1124 if (ret)
1125 goto error;
1126
1127 if (!iwl_mvm_has_unified_ucode(mvm)) {
1128 /* Send phy db control command and then phy db calibration */
1129 ret = iwl_send_phy_db_data(mvm->phy_db);
1130 if (ret)
1131 goto error;
1132 }
1133
1134 ret = iwl_send_phy_cfg_cmd(mvm);
1135 if (ret)
1136 goto error;
1137
1138 ret = iwl_mvm_send_bt_init_conf(mvm);
1139 if (ret)
1140 goto error;
1141
1142 if (fw_has_capa(&mvm->fw->ucode_capa,
1143 IWL_UCODE_TLV_CAPA_SOC_LATENCY_SUPPORT)) {
1144 ret = iwl_set_soc_latency(mvm);
1145 if (ret)
1146 goto error;
1147 }
1148
1149 /* Init RSS configuration */
1150 if (mvm->trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_22000) {
1151 ret = iwl_configure_rxq(mvm);
1152 if (ret) {
1153 IWL_ERR(mvm, "Failed to configure RX queues: %d\n",
1154 ret);
1155 goto error;
1156 }
1157 }
1158
1159 if (iwl_mvm_has_new_rx_api(mvm)) {
1160 ret = iwl_send_rss_cfg_cmd(mvm);
1161 if (ret) {
1162 IWL_ERR(mvm, "Failed to configure RSS queues: %d\n",
1163 ret);
1164 goto error;
1165 }
1166 }
1167
1168 /* init the fw <-> mac80211 STA mapping */
1169 for (i = 0; i < ARRAY_SIZE(mvm->fw_id_to_mac_id); i++)
1170 RCU_INIT_POINTER(mvm->fw_id_to_mac_id[i], NULL);
1171
1172 mvm->tdls_cs.peer.sta_id = IWL_MVM_INVALID_STA;
1173
1174 /* reset quota debouncing buffer - 0xff will yield invalid data */
1175 memset(&mvm->last_quota_cmd, 0xff, sizeof(mvm->last_quota_cmd));
1176
1177 if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_DQA_SUPPORT)) {
1178 ret = iwl_mvm_send_dqa_cmd(mvm);
1179 if (ret)
1180 goto error;
1181 }
1182
1183 /* Add auxiliary station for scanning */
1184 ret = iwl_mvm_add_aux_sta(mvm);
1185 if (ret)
1186 goto error;
1187
1188 /* Add all the PHY contexts */
1189 i = 0;
1190 while (!sband && i < NUM_NL80211_BANDS)
1191 sband = mvm->hw->wiphy->bands[i++];
1192
1193 if (WARN_ON_ONCE(!sband))
1194 goto error;
1195
1196 chan = &sband->channels[0];
1197
1198 cfg80211_chandef_create(&chandef, chan, NL80211_CHAN_NO_HT);
1199 for (i = 0; i < NUM_PHY_CTX; i++) {
1200 /*
1201 * The channel used here isn't relevant as it's
1202 * going to be overwritten in the other flows.
1203 * For now use the first channel we have.
1204 */
1205 ret = iwl_mvm_phy_ctxt_add(mvm, &mvm->phy_ctxts[i],
1206 &chandef, 1, 1);
1207 if (ret)
1208 goto error;
1209 }
1210
1211 if (iwl_mvm_is_tt_in_fw(mvm)) {
1212 /* in order to give the responsibility of ct-kill and
1213 * TX backoff to FW we need to send empty temperature reporting
1214 * cmd during init time
1215 */
1216 iwl_mvm_send_temp_report_ths_cmd(mvm);
1217 } else {
1218 /* Initialize tx backoffs to the minimal possible */
1219 iwl_mvm_tt_tx_backoff(mvm, 0);
1220 }
1221
1222 #ifdef CONFIG_THERMAL
1223 /* TODO: read the budget from BIOS / Platform NVM */
1224
1225 /*
1226 * In case there is no budget from BIOS / Platform NVM the default
1227 * budget should be 2000mW (cooling state 0).
1228 */
1229 if (iwl_mvm_is_ctdp_supported(mvm)) {
1230 ret = iwl_mvm_ctdp_command(mvm, CTDP_CMD_OPERATION_START,
1231 mvm->cooling_dev.cur_state);
1232 if (ret)
1233 goto error;
1234 }
1235 #endif
1236
1237 if (!fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_SET_LTR_GEN2))
1238 WARN_ON(iwl_mvm_config_ltr(mvm));
1239
1240 ret = iwl_mvm_power_update_device(mvm);
1241 if (ret)
1242 goto error;
1243
1244 /*
1245 * RTNL is not taken during Ct-kill, but we don't need to scan/Tx
1246 * anyway, so don't init MCC.
1247 */
1248 if (!test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status)) {
1249 ret = iwl_mvm_init_mcc(mvm);
1250 if (ret)
1251 goto error;
1252 }
1253
1254 if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_UMAC_SCAN)) {
1255 mvm->scan_type = IWL_SCAN_TYPE_NOT_SET;
1256 mvm->hb_scan_type = IWL_SCAN_TYPE_NOT_SET;
1257 ret = iwl_mvm_config_scan(mvm);
1258 if (ret)
1259 goto error;
1260 }
1261
1262 if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status))
1263 iwl_mvm_send_recovery_cmd(mvm, ERROR_RECOVERY_UPDATE_DB);
1264
1265 if (iwl_acpi_get_eckv(mvm->dev, &mvm->ext_clock_valid))
1266 IWL_DEBUG_INFO(mvm, "ECKV table doesn't exist in BIOS\n");
1267
1268 ret = iwl_mvm_ppag_init(mvm);
1269 if (ret)
1270 goto error;
1271
1272 ret = iwl_mvm_sar_init(mvm);
1273 if (ret == 0) {
1274 ret = iwl_mvm_sar_geo_init(mvm);
1275 } else if (ret > 0 && !iwl_sar_get_wgds_table(&mvm->fwrt)) {
1276 /*
1277 * If basic SAR is not available, we check for WGDS,
1278 * which should *not* be available either. If it is
1279 * available, issue an error, because we can't use SAR
1280 * Geo without basic SAR.
1281 */
1282 IWL_ERR(mvm, "BIOS contains WGDS but no WRDS\n");
1283 }
1284
1285 if (ret < 0)
1286 goto error;
1287
1288 iwl_mvm_leds_sync(mvm);
1289
1290 IWL_DEBUG_INFO(mvm, "RT uCode started.\n");
1291 return 0;
1292 error:
1293 if (!iwlmvm_mod_params.init_dbg || !ret)
1294 iwl_mvm_stop_device(mvm);
1295 return ret;
1296 }
1297
1298 int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm)
1299 {
1300 int ret, i;
1301
1302 lockdep_assert_held(&mvm->mutex);
1303
1304 ret = iwl_trans_start_hw(mvm->trans);
1305 if (ret)
1306 return ret;
1307
1308 ret = iwl_mvm_load_ucode_wait_alive(mvm, IWL_UCODE_WOWLAN);
1309 if (ret) {
1310 IWL_ERR(mvm, "Failed to start WoWLAN firmware: %d\n", ret);
1311 goto error;
1312 }
1313
1314 ret = iwl_send_tx_ant_cfg(mvm, iwl_mvm_get_valid_tx_ant(mvm));
1315 if (ret)
1316 goto error;
1317
1318 /* Send phy db control command and then phy db calibration*/
1319 ret = iwl_send_phy_db_data(mvm->phy_db);
1320 if (ret)
1321 goto error;
1322
1323 ret = iwl_send_phy_cfg_cmd(mvm);
1324 if (ret)
1325 goto error;
1326
1327 /* init the fw <-> mac80211 STA mapping */
1328 for (i = 0; i < ARRAY_SIZE(mvm->fw_id_to_mac_id); i++)
1329 RCU_INIT_POINTER(mvm->fw_id_to_mac_id[i], NULL);
1330
1331 /* Add auxiliary station for scanning */
1332 ret = iwl_mvm_add_aux_sta(mvm);
1333 if (ret)
1334 goto error;
1335
1336 return 0;
1337 error:
1338 iwl_mvm_stop_device(mvm);
1339 return ret;
1340 }
1341
1342 void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm,
1343 struct iwl_rx_cmd_buffer *rxb)
1344 {
1345 struct iwl_rx_packet *pkt = rxb_addr(rxb);
1346 struct iwl_card_state_notif *card_state_notif = (void *)pkt->data;
1347 u32 flags = le32_to_cpu(card_state_notif->flags);
1348
1349 IWL_DEBUG_RF_KILL(mvm, "Card state received: HW:%s SW:%s CT:%s\n",
1350 (flags & HW_CARD_DISABLED) ? "Kill" : "On",
1351 (flags & SW_CARD_DISABLED) ? "Kill" : "On",
1352 (flags & CT_KILL_CARD_DISABLED) ?
1353 "Reached" : "Not reached");
1354 }
1355
1356 void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm,
1357 struct iwl_rx_cmd_buffer *rxb)
1358 {
1359 struct iwl_rx_packet *pkt = rxb_addr(rxb);
1360 struct iwl_mfuart_load_notif *mfuart_notif = (void *)pkt->data;
1361
1362 IWL_DEBUG_INFO(mvm,
1363 "MFUART: installed ver: 0x%08x, external ver: 0x%08x, status: 0x%08x, duration: 0x%08x\n",
1364 le32_to_cpu(mfuart_notif->installed_ver),
1365 le32_to_cpu(mfuart_notif->external_ver),
1366 le32_to_cpu(mfuart_notif->status),
1367 le32_to_cpu(mfuart_notif->duration));
1368
1369 if (iwl_rx_packet_payload_len(pkt) == sizeof(*mfuart_notif))
1370 IWL_DEBUG_INFO(mvm,
1371 "MFUART: image size: 0x%08x\n",
1372 le32_to_cpu(mfuart_notif->image_size));
1373 }
Linux with added FPC-III support