1 /******************************************************************************
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.
8 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
9 * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of version 2 of the GNU General Public License as
13 * published by the Free Software Foundation.
15 * This program is distributed in the hope that it will be useful, but
16 * WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 * General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
25 * The full GNU General Public License is included in this distribution
26 * in the file called COPYING.
28 * Contact Information:
29 * Intel Linux Wireless <ilw@linux.intel.com>
30 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
34 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
35 * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH
36 * All rights reserved.
38 * Redistribution and use in source and binary forms, with or without
39 * modification, are permitted provided that the following conditions
42 * * Redistributions of source code must retain the above copyright
43 * notice, this list of conditions and the following disclaimer.
44 * * Redistributions in binary form must reproduce the above copyright
45 * notice, this list of conditions and the following disclaimer in
46 * the documentation and/or other materials provided with the
48 * * Neither the name Intel Corporation nor the names of its
49 * contributors may be used to endorse or promote products derived
50 * from this software without specific prior written permission.
52 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
53 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
54 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
55 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
56 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
57 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
58 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
59 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
60 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
61 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
62 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
64 *****************************************************************************/
65 #include <net/mac80211.h>
67 #include "iwl-debug.h"
72 #include "fw-api-rs.h"
75 * Will return 0 even if the cmd failed when RFKILL is asserted unless
76 * CMD_WANT_SKB is set in cmd->flags.
78 int iwl_mvm_send_cmd(struct iwl_mvm *mvm, struct iwl_host_cmd *cmd)
82 #if defined(CONFIG_IWLWIFI_DEBUGFS) && defined(CONFIG_PM_SLEEP)
83 if (WARN_ON(mvm->d3_test_active))
88 * Synchronous commands from this op-mode must hold
89 * the mutex, this ensures we don't try to send two
90 * (or more) synchronous commands at a time.
92 if (!(cmd->flags & CMD_ASYNC))
93 lockdep_assert_held(&mvm->mutex);
95 ret = iwl_trans_send_cmd(mvm->trans, cmd);
98 * If the caller wants the SKB, then don't hide any problems, the
99 * caller might access the response buffer which will be NULL if
100 * the command failed.
102 if (cmd->flags & CMD_WANT_SKB)
105 /* Silently ignore failures if RFKILL is asserted */
106 if (!ret || ret == -ERFKILL)
111 int iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u32 id,
112 u32 flags, u16 len, const void *data)
114 struct iwl_host_cmd cmd = {
121 return iwl_mvm_send_cmd(mvm, &cmd);
125 * We assume that the caller set the status to the success value
127 int iwl_mvm_send_cmd_status(struct iwl_mvm *mvm, struct iwl_host_cmd *cmd,
130 struct iwl_rx_packet *pkt;
131 struct iwl_cmd_response *resp;
134 lockdep_assert_held(&mvm->mutex);
136 #if defined(CONFIG_IWLWIFI_DEBUGFS) && defined(CONFIG_PM_SLEEP)
137 if (WARN_ON(mvm->d3_test_active))
142 * Only synchronous commands can wait for status,
143 * we use WANT_SKB so the caller can't.
145 if (WARN_ONCE(cmd->flags & (CMD_ASYNC | CMD_WANT_SKB),
146 "cmd flags %x", cmd->flags))
149 cmd->flags |= CMD_WANT_SKB;
151 ret = iwl_trans_send_cmd(mvm->trans, cmd);
152 if (ret == -ERFKILL) {
154 * The command failed because of RFKILL, don't update
155 * the status, leave it as success and return 0.
163 /* Can happen if RFKILL is asserted */
169 resp_len = iwl_rx_packet_payload_len(pkt);
170 if (WARN_ON_ONCE(resp_len != sizeof(*resp))) {
175 resp = (void *)pkt->data;
176 *status = le32_to_cpu(resp->status);
183 * We assume that the caller set the status to the sucess value
185 int iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u32 id, u16 len,
186 const void *data, u32 *status)
188 struct iwl_host_cmd cmd = {
194 return iwl_mvm_send_cmd_status(mvm, &cmd, status);
197 #define IWL_DECLARE_RATE_INFO(r) \
198 [IWL_RATE_##r##M_INDEX] = IWL_RATE_##r##M_PLCP
201 * Translate from fw_rate_index (IWL_RATE_XXM_INDEX) to PLCP
203 static const u8 fw_rate_idx_to_plcp[IWL_RATE_COUNT] = {
204 IWL_DECLARE_RATE_INFO(1),
205 IWL_DECLARE_RATE_INFO(2),
206 IWL_DECLARE_RATE_INFO(5),
207 IWL_DECLARE_RATE_INFO(11),
208 IWL_DECLARE_RATE_INFO(6),
209 IWL_DECLARE_RATE_INFO(9),
210 IWL_DECLARE_RATE_INFO(12),
211 IWL_DECLARE_RATE_INFO(18),
212 IWL_DECLARE_RATE_INFO(24),
213 IWL_DECLARE_RATE_INFO(36),
214 IWL_DECLARE_RATE_INFO(48),
215 IWL_DECLARE_RATE_INFO(54),
218 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags,
219 enum ieee80211_band band)
221 int rate = rate_n_flags & RATE_LEGACY_RATE_MSK;
225 /* Legacy rate format, search for match in table */
226 if (band == IEEE80211_BAND_5GHZ)
227 band_offset = IWL_FIRST_OFDM_RATE;
228 for (idx = band_offset; idx < IWL_RATE_COUNT_LEGACY; idx++)
229 if (fw_rate_idx_to_plcp[idx] == rate)
230 return idx - band_offset;
235 u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx)
237 /* Get PLCP rate for tx_cmd->rate_n_flags */
238 return fw_rate_idx_to_plcp[rate_idx];
241 void iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb)
243 struct iwl_rx_packet *pkt = rxb_addr(rxb);
244 struct iwl_error_resp *err_resp = (void *)pkt->data;
246 IWL_ERR(mvm, "FW Error notification: type 0x%08X cmd_id 0x%02X\n",
247 le32_to_cpu(err_resp->error_type), err_resp->cmd_id);
248 IWL_ERR(mvm, "FW Error notification: seq 0x%04X service 0x%08X\n",
249 le16_to_cpu(err_resp->bad_cmd_seq_num),
250 le32_to_cpu(err_resp->error_service));
251 IWL_ERR(mvm, "FW Error notification: timestamp 0x%16llX\n",
252 le64_to_cpu(err_resp->timestamp));
256 * Returns the first antenna as ANT_[ABC], as defined in iwl-config.h.
257 * The parameter should also be a combination of ANT_[ABC].
259 u8 first_antenna(u8 mask)
261 BUILD_BUG_ON(ANT_A != BIT(0)); /* using ffs is wrong if not */
262 if (WARN_ON_ONCE(!mask)) /* ffs will return 0 if mask is zeroed */
264 return BIT(ffs(mask) - 1);
268 * Toggles between TX antennas to send the probe request on.
269 * Receives the bitmask of valid TX antennas and the *index* used
270 * for the last TX, and returns the next valid *index* to use.
271 * In order to set it in the tx_cmd, must do BIT(idx).
273 u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx)
278 for (i = 0; i < RATE_MCS_ANT_NUM; i++) {
279 ind = (ind + 1) % RATE_MCS_ANT_NUM;
280 if (valid & BIT(ind))
284 WARN_ONCE(1, "Failed to toggle between antennas 0x%x", valid);
288 static const struct {
291 } advanced_lookup[] = {
292 { "NMI_INTERRUPT_WDG", 0x34 },
293 { "SYSASSERT", 0x35 },
294 { "UCODE_VERSION_MISMATCH", 0x37 },
295 { "BAD_COMMAND", 0x38 },
296 { "NMI_INTERRUPT_DATA_ACTION_PT", 0x3C },
297 { "FATAL_ERROR", 0x3D },
298 { "NMI_TRM_HW_ERR", 0x46 },
299 { "NMI_INTERRUPT_TRM", 0x4C },
300 { "NMI_INTERRUPT_BREAK_POINT", 0x54 },
301 { "NMI_INTERRUPT_WDG_RXF_FULL", 0x5C },
302 { "NMI_INTERRUPT_WDG_NO_RBD_RXF_FULL", 0x64 },
303 { "NMI_INTERRUPT_HOST", 0x66 },
304 { "NMI_INTERRUPT_ACTION_PT", 0x7C },
305 { "NMI_INTERRUPT_UNKNOWN", 0x84 },
306 { "NMI_INTERRUPT_INST_ACTION_PT", 0x86 },
307 { "ADVANCED_SYSASSERT", 0 },
310 static const char *desc_lookup(u32 num)
314 for (i = 0; i < ARRAY_SIZE(advanced_lookup) - 1; i++)
315 if (advanced_lookup[i].num == num)
316 return advanced_lookup[i].name;
318 /* No entry matches 'num', so it is the last: ADVANCED_SYSASSERT */
319 return advanced_lookup[i].name;
323 * Note: This structure is read from the device with IO accesses,
324 * and the reading already does the endian conversion. As it is
325 * read with u32-sized accesses, any members with a different size
326 * need to be ordered correctly though!
328 struct iwl_error_event_table_v1 {
329 u32 valid; /* (nonzero) valid, (0) log is empty */
330 u32 error_id; /* type of error */
331 u32 pc; /* program counter */
332 u32 blink1; /* branch link */
333 u32 blink2; /* branch link */
334 u32 ilink1; /* interrupt link */
335 u32 ilink2; /* interrupt link */
336 u32 data1; /* error-specific data */
337 u32 data2; /* error-specific data */
338 u32 data3; /* error-specific data */
339 u32 bcon_time; /* beacon timer */
340 u32 tsf_low; /* network timestamp function timer */
341 u32 tsf_hi; /* network timestamp function timer */
342 u32 gp1; /* GP1 timer register */
343 u32 gp2; /* GP2 timer register */
344 u32 gp3; /* GP3 timer register */
345 u32 ucode_ver; /* uCode version */
346 u32 hw_ver; /* HW Silicon version */
347 u32 brd_ver; /* HW board version */
348 u32 log_pc; /* log program counter */
349 u32 frame_ptr; /* frame pointer */
350 u32 stack_ptr; /* stack pointer */
351 u32 hcmd; /* last host command header */
352 u32 isr0; /* isr status register LMPM_NIC_ISR0:
354 u32 isr1; /* isr status register LMPM_NIC_ISR1:
356 u32 isr2; /* isr status register LMPM_NIC_ISR2:
358 u32 isr3; /* isr status register LMPM_NIC_ISR3:
360 u32 isr4; /* isr status register LMPM_NIC_ISR4:
362 u32 isr_pref; /* isr status register LMPM_NIC_PREF_STAT */
363 u32 wait_event; /* wait event() caller address */
364 u32 l2p_control; /* L2pControlField */
365 u32 l2p_duration; /* L2pDurationField */
366 u32 l2p_mhvalid; /* L2pMhValidBits */
367 u32 l2p_addr_match; /* L2pAddrMatchStat */
368 u32 lmpm_pmg_sel; /* indicate which clocks are turned on
370 u32 u_timestamp; /* indicate when the date and time of the
372 u32 flow_handler; /* FH read/write pointers, RX credit */
373 } __packed /* LOG_ERROR_TABLE_API_S_VER_1 */;
375 struct iwl_error_event_table {
376 u32 valid; /* (nonzero) valid, (0) log is empty */
377 u32 error_id; /* type of error */
378 u32 pc; /* program counter */
379 u32 blink1; /* branch link */
380 u32 blink2; /* branch link */
381 u32 ilink1; /* interrupt link */
382 u32 ilink2; /* interrupt link */
383 u32 data1; /* error-specific data */
384 u32 data2; /* error-specific data */
385 u32 data3; /* error-specific data */
386 u32 bcon_time; /* beacon timer */
387 u32 tsf_low; /* network timestamp function timer */
388 u32 tsf_hi; /* network timestamp function timer */
389 u32 gp1; /* GP1 timer register */
390 u32 gp2; /* GP2 timer register */
391 u32 gp3; /* GP3 timer register */
392 u32 major; /* uCode version major */
393 u32 minor; /* uCode version minor */
394 u32 hw_ver; /* HW Silicon version */
395 u32 brd_ver; /* HW board version */
396 u32 log_pc; /* log program counter */
397 u32 frame_ptr; /* frame pointer */
398 u32 stack_ptr; /* stack pointer */
399 u32 hcmd; /* last host command header */
400 u32 isr0; /* isr status register LMPM_NIC_ISR0:
402 u32 isr1; /* isr status register LMPM_NIC_ISR1:
404 u32 isr2; /* isr status register LMPM_NIC_ISR2:
406 u32 isr3; /* isr status register LMPM_NIC_ISR3:
408 u32 isr4; /* isr status register LMPM_NIC_ISR4:
410 u32 isr_pref; /* isr status register LMPM_NIC_PREF_STAT */
411 u32 wait_event; /* wait event() caller address */
412 u32 l2p_control; /* L2pControlField */
413 u32 l2p_duration; /* L2pDurationField */
414 u32 l2p_mhvalid; /* L2pMhValidBits */
415 u32 l2p_addr_match; /* L2pAddrMatchStat */
416 u32 lmpm_pmg_sel; /* indicate which clocks are turned on
418 u32 u_timestamp; /* indicate when the date and time of the
420 u32 flow_handler; /* FH read/write pointers, RX credit */
421 } __packed /* LOG_ERROR_TABLE_API_S_VER_2 */;
424 * UMAC error struct - relevant starting from family 8000 chip.
425 * Note: This structure is read from the device with IO accesses,
426 * and the reading already does the endian conversion. As it is
427 * read with u32-sized accesses, any members with a different size
428 * need to be ordered correctly though!
430 struct iwl_umac_error_event_table {
431 u32 valid; /* (nonzero) valid, (0) log is empty */
432 u32 error_id; /* type of error */
433 u32 blink1; /* branch link */
434 u32 blink2; /* branch link */
435 u32 ilink1; /* interrupt link */
436 u32 ilink2; /* interrupt link */
437 u32 data1; /* error-specific data */
438 u32 data2; /* error-specific data */
439 u32 data3; /* error-specific data */
442 u32 frame_pointer; /* core register 27*/
443 u32 stack_pointer; /* core register 28 */
444 u32 cmd_header; /* latest host cmd sent to UMAC */
445 u32 nic_isr_pref; /* ISR status register */
448 #define ERROR_START_OFFSET (1 * sizeof(u32))
449 #define ERROR_ELEM_SIZE (7 * sizeof(u32))
451 static void iwl_mvm_dump_umac_error_log(struct iwl_mvm *mvm)
453 struct iwl_trans *trans = mvm->trans;
454 struct iwl_umac_error_event_table table;
457 base = mvm->umac_error_event_table;
459 if (base < 0x800000) {
461 "Not valid error log pointer 0x%08X for %s uCode\n",
463 (mvm->cur_ucode == IWL_UCODE_INIT)
468 iwl_trans_read_mem_bytes(trans, base, &table, sizeof(table));
470 if (ERROR_START_OFFSET <= table.valid * ERROR_ELEM_SIZE) {
471 IWL_ERR(trans, "Start IWL Error Log Dump:\n");
472 IWL_ERR(trans, "Status: 0x%08lX, count: %d\n",
473 mvm->status, table.valid);
476 IWL_ERR(mvm, "0x%08X | %s\n", table.error_id,
477 desc_lookup(table.error_id));
478 IWL_ERR(mvm, "0x%08X | umac branchlink1\n", table.blink1);
479 IWL_ERR(mvm, "0x%08X | umac branchlink2\n", table.blink2);
480 IWL_ERR(mvm, "0x%08X | umac interruptlink1\n", table.ilink1);
481 IWL_ERR(mvm, "0x%08X | umac interruptlink2\n", table.ilink2);
482 IWL_ERR(mvm, "0x%08X | umac data1\n", table.data1);
483 IWL_ERR(mvm, "0x%08X | umac data2\n", table.data2);
484 IWL_ERR(mvm, "0x%08X | umac data3\n", table.data3);
485 IWL_ERR(mvm, "0x%08X | umac major\n", table.umac_major);
486 IWL_ERR(mvm, "0x%08X | umac minor\n", table.umac_minor);
487 IWL_ERR(mvm, "0x%08X | frame pointer\n", table.frame_pointer);
488 IWL_ERR(mvm, "0x%08X | stack pointer\n", table.stack_pointer);
489 IWL_ERR(mvm, "0x%08X | last host cmd\n", table.cmd_header);
490 IWL_ERR(mvm, "0x%08X | isr status reg\n", table.nic_isr_pref);
493 static void iwl_mvm_dump_nic_error_log_old(struct iwl_mvm *mvm)
495 struct iwl_trans *trans = mvm->trans;
496 struct iwl_error_event_table_v1 table;
499 base = mvm->error_event_table;
500 if (mvm->cur_ucode == IWL_UCODE_INIT) {
502 base = mvm->fw->init_errlog_ptr;
505 base = mvm->fw->inst_errlog_ptr;
508 if (base < 0x800000) {
510 "Not valid error log pointer 0x%08X for %s uCode\n",
512 (mvm->cur_ucode == IWL_UCODE_INIT)
517 iwl_trans_read_mem_bytes(trans, base, &table, sizeof(table));
519 if (ERROR_START_OFFSET <= table.valid * ERROR_ELEM_SIZE) {
520 IWL_ERR(trans, "Start IWL Error Log Dump:\n");
521 IWL_ERR(trans, "Status: 0x%08lX, count: %d\n",
522 mvm->status, table.valid);
525 /* Do not change this output - scripts rely on it */
527 IWL_ERR(mvm, "Loaded firmware version: %s\n", mvm->fw->fw_version);
529 trace_iwlwifi_dev_ucode_error(trans->dev, table.error_id, table.tsf_low,
530 table.data1, table.data2, table.data3,
531 table.blink1, table.blink2, table.ilink1,
532 table.ilink2, table.bcon_time, table.gp1,
533 table.gp2, table.gp3, table.ucode_ver, 0,
534 table.hw_ver, table.brd_ver);
535 IWL_ERR(mvm, "0x%08X | %-28s\n", table.error_id,
536 desc_lookup(table.error_id));
537 IWL_ERR(mvm, "0x%08X | uPc\n", table.pc);
538 IWL_ERR(mvm, "0x%08X | branchlink1\n", table.blink1);
539 IWL_ERR(mvm, "0x%08X | branchlink2\n", table.blink2);
540 IWL_ERR(mvm, "0x%08X | interruptlink1\n", table.ilink1);
541 IWL_ERR(mvm, "0x%08X | interruptlink2\n", table.ilink2);
542 IWL_ERR(mvm, "0x%08X | data1\n", table.data1);
543 IWL_ERR(mvm, "0x%08X | data2\n", table.data2);
544 IWL_ERR(mvm, "0x%08X | data3\n", table.data3);
545 IWL_ERR(mvm, "0x%08X | beacon time\n", table.bcon_time);
546 IWL_ERR(mvm, "0x%08X | tsf low\n", table.tsf_low);
547 IWL_ERR(mvm, "0x%08X | tsf hi\n", table.tsf_hi);
548 IWL_ERR(mvm, "0x%08X | time gp1\n", table.gp1);
549 IWL_ERR(mvm, "0x%08X | time gp2\n", table.gp2);
550 IWL_ERR(mvm, "0x%08X | time gp3\n", table.gp3);
551 IWL_ERR(mvm, "0x%08X | uCode version\n", table.ucode_ver);
552 IWL_ERR(mvm, "0x%08X | hw version\n", table.hw_ver);
553 IWL_ERR(mvm, "0x%08X | board version\n", table.brd_ver);
554 IWL_ERR(mvm, "0x%08X | hcmd\n", table.hcmd);
555 IWL_ERR(mvm, "0x%08X | isr0\n", table.isr0);
556 IWL_ERR(mvm, "0x%08X | isr1\n", table.isr1);
557 IWL_ERR(mvm, "0x%08X | isr2\n", table.isr2);
558 IWL_ERR(mvm, "0x%08X | isr3\n", table.isr3);
559 IWL_ERR(mvm, "0x%08X | isr4\n", table.isr4);
560 IWL_ERR(mvm, "0x%08X | isr_pref\n", table.isr_pref);
561 IWL_ERR(mvm, "0x%08X | wait_event\n", table.wait_event);
562 IWL_ERR(mvm, "0x%08X | l2p_control\n", table.l2p_control);
563 IWL_ERR(mvm, "0x%08X | l2p_duration\n", table.l2p_duration);
564 IWL_ERR(mvm, "0x%08X | l2p_mhvalid\n", table.l2p_mhvalid);
565 IWL_ERR(mvm, "0x%08X | l2p_addr_match\n", table.l2p_addr_match);
566 IWL_ERR(mvm, "0x%08X | lmpm_pmg_sel\n", table.lmpm_pmg_sel);
567 IWL_ERR(mvm, "0x%08X | timestamp\n", table.u_timestamp);
568 IWL_ERR(mvm, "0x%08X | flow_handler\n", table.flow_handler);
570 if (mvm->support_umac_log)
571 iwl_mvm_dump_umac_error_log(mvm);
574 void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm)
576 struct iwl_trans *trans = mvm->trans;
577 struct iwl_error_event_table table;
580 if (!fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_NEW_VERSION)) {
581 iwl_mvm_dump_nic_error_log_old(mvm);
585 base = mvm->error_event_table;
586 if (mvm->cur_ucode == IWL_UCODE_INIT) {
588 base = mvm->fw->init_errlog_ptr;
591 base = mvm->fw->inst_errlog_ptr;
594 if (base < 0x800000) {
596 "Not valid error log pointer 0x%08X for %s uCode\n",
598 (mvm->cur_ucode == IWL_UCODE_INIT)
603 iwl_trans_read_mem_bytes(trans, base, &table, sizeof(table));
605 if (ERROR_START_OFFSET <= table.valid * ERROR_ELEM_SIZE) {
606 IWL_ERR(trans, "Start IWL Error Log Dump:\n");
607 IWL_ERR(trans, "Status: 0x%08lX, count: %d\n",
608 mvm->status, table.valid);
611 /* Do not change this output - scripts rely on it */
613 IWL_ERR(mvm, "Loaded firmware version: %s\n", mvm->fw->fw_version);
615 trace_iwlwifi_dev_ucode_error(trans->dev, table.error_id, table.tsf_low,
616 table.data1, table.data2, table.data3,
617 table.blink1, table.blink2, table.ilink1,
618 table.ilink2, table.bcon_time, table.gp1,
619 table.gp2, table.gp3, table.major,
620 table.minor, table.hw_ver, table.brd_ver);
621 IWL_ERR(mvm, "0x%08X | %-28s\n", table.error_id,
622 desc_lookup(table.error_id));
623 IWL_ERR(mvm, "0x%08X | uPc\n", table.pc);
624 IWL_ERR(mvm, "0x%08X | branchlink1\n", table.blink1);
625 IWL_ERR(mvm, "0x%08X | branchlink2\n", table.blink2);
626 IWL_ERR(mvm, "0x%08X | interruptlink1\n", table.ilink1);
627 IWL_ERR(mvm, "0x%08X | interruptlink2\n", table.ilink2);
628 IWL_ERR(mvm, "0x%08X | data1\n", table.data1);
629 IWL_ERR(mvm, "0x%08X | data2\n", table.data2);
630 IWL_ERR(mvm, "0x%08X | data3\n", table.data3);
631 IWL_ERR(mvm, "0x%08X | beacon time\n", table.bcon_time);
632 IWL_ERR(mvm, "0x%08X | tsf low\n", table.tsf_low);
633 IWL_ERR(mvm, "0x%08X | tsf hi\n", table.tsf_hi);
634 IWL_ERR(mvm, "0x%08X | time gp1\n", table.gp1);
635 IWL_ERR(mvm, "0x%08X | time gp2\n", table.gp2);
636 IWL_ERR(mvm, "0x%08X | time gp3\n", table.gp3);
637 IWL_ERR(mvm, "0x%08X | uCode version major\n", table.major);
638 IWL_ERR(mvm, "0x%08X | uCode version minor\n", table.minor);
639 IWL_ERR(mvm, "0x%08X | hw version\n", table.hw_ver);
640 IWL_ERR(mvm, "0x%08X | board version\n", table.brd_ver);
641 IWL_ERR(mvm, "0x%08X | hcmd\n", table.hcmd);
642 IWL_ERR(mvm, "0x%08X | isr0\n", table.isr0);
643 IWL_ERR(mvm, "0x%08X | isr1\n", table.isr1);
644 IWL_ERR(mvm, "0x%08X | isr2\n", table.isr2);
645 IWL_ERR(mvm, "0x%08X | isr3\n", table.isr3);
646 IWL_ERR(mvm, "0x%08X | isr4\n", table.isr4);
647 IWL_ERR(mvm, "0x%08X | isr_pref\n", table.isr_pref);
648 IWL_ERR(mvm, "0x%08X | wait_event\n", table.wait_event);
649 IWL_ERR(mvm, "0x%08X | l2p_control\n", table.l2p_control);
650 IWL_ERR(mvm, "0x%08X | l2p_duration\n", table.l2p_duration);
651 IWL_ERR(mvm, "0x%08X | l2p_mhvalid\n", table.l2p_mhvalid);
652 IWL_ERR(mvm, "0x%08X | l2p_addr_match\n", table.l2p_addr_match);
653 IWL_ERR(mvm, "0x%08X | lmpm_pmg_sel\n", table.lmpm_pmg_sel);
654 IWL_ERR(mvm, "0x%08X | timestamp\n", table.u_timestamp);
655 IWL_ERR(mvm, "0x%08X | flow_handler\n", table.flow_handler);
657 if (mvm->support_umac_log)
658 iwl_mvm_dump_umac_error_log(mvm);
660 void iwl_mvm_enable_txq(struct iwl_mvm *mvm, int queue, u16 ssn,
661 const struct iwl_trans_txq_scd_cfg *cfg,
662 unsigned int wdg_timeout)
664 struct iwl_scd_txq_cfg_cmd cmd = {
667 .window = cfg->frame_limit,
668 .sta_id = cfg->sta_id,
669 .ssn = cpu_to_le16(ssn),
670 .tx_fifo = cfg->fifo,
671 .aggregate = cfg->aggregate,
675 if (!iwl_mvm_is_scd_cfg_supported(mvm)) {
676 iwl_trans_txq_enable_cfg(mvm->trans, queue, ssn, cfg,
681 iwl_trans_txq_enable_cfg(mvm->trans, queue, ssn, NULL, wdg_timeout);
682 WARN(iwl_mvm_send_cmd_pdu(mvm, SCD_QUEUE_CFG, 0, sizeof(cmd), &cmd),
683 "Failed to configure queue %d on FIFO %d\n", queue, cfg->fifo);
686 void iwl_mvm_disable_txq(struct iwl_mvm *mvm, int queue, u8 flags)
688 struct iwl_scd_txq_cfg_cmd cmd = {
694 if (!iwl_mvm_is_scd_cfg_supported(mvm)) {
695 iwl_trans_txq_disable(mvm->trans, queue, true);
699 iwl_trans_txq_disable(mvm->trans, queue, false);
700 ret = iwl_mvm_send_cmd_pdu(mvm, SCD_QUEUE_CFG, flags,
703 IWL_ERR(mvm, "Failed to disable queue %d (ret=%d)\n",
708 * iwl_mvm_send_lq_cmd() - Send link quality command
709 * @init: This command is sent as part of station initialization right
710 * after station has been added.
712 * The link quality command is sent as the last step of station creation.
713 * This is the special case in which init is set and we call a callback in
714 * this case to clear the state indicating that station creation is in
717 int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool init)
719 struct iwl_host_cmd cmd = {
721 .len = { sizeof(struct iwl_lq_cmd), },
722 .flags = init ? 0 : CMD_ASYNC,
726 if (WARN_ON(lq->sta_id == IWL_MVM_STATION_COUNT))
729 return iwl_mvm_send_cmd(mvm, &cmd);
733 * iwl_mvm_update_smps - Get a request to change the SMPS mode
734 * @req_type: The part of the driver who call for a change.
735 * @smps_requests: The request to change the SMPS mode.
737 * Get a requst to change the SMPS mode,
738 * and change it according to all other requests in the driver.
740 void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
741 enum iwl_mvm_smps_type_request req_type,
742 enum ieee80211_smps_mode smps_request)
744 struct iwl_mvm_vif *mvmvif;
745 enum ieee80211_smps_mode smps_mode;
748 lockdep_assert_held(&mvm->mutex);
750 /* SMPS is irrelevant for NICs that don't have at least 2 RX antenna */
751 if (num_of_ant(iwl_mvm_get_valid_rx_ant(mvm)) == 1)
754 if (vif->type == NL80211_IFTYPE_AP)
755 smps_mode = IEEE80211_SMPS_OFF;
757 smps_mode = IEEE80211_SMPS_AUTOMATIC;
759 mvmvif = iwl_mvm_vif_from_mac80211(vif);
760 mvmvif->smps_requests[req_type] = smps_request;
761 for (i = 0; i < NUM_IWL_MVM_SMPS_REQ; i++) {
762 if (mvmvif->smps_requests[i] == IEEE80211_SMPS_STATIC) {
763 smps_mode = IEEE80211_SMPS_STATIC;
766 if (mvmvif->smps_requests[i] == IEEE80211_SMPS_DYNAMIC)
767 smps_mode = IEEE80211_SMPS_DYNAMIC;
770 ieee80211_request_smps(vif, smps_mode);
773 int iwl_mvm_request_statistics(struct iwl_mvm *mvm, bool clear)
775 struct iwl_statistics_cmd scmd = {
776 .flags = clear ? cpu_to_le32(IWL_STATISTICS_FLG_CLEAR) : 0,
778 struct iwl_host_cmd cmd = {
779 .id = STATISTICS_CMD,
780 .len[0] = sizeof(scmd),
782 .flags = CMD_WANT_SKB,
786 ret = iwl_mvm_send_cmd(mvm, &cmd);
790 iwl_mvm_handle_rx_statistics(mvm, cmd.resp_pkt);
794 iwl_mvm_accu_radio_stats(mvm);
799 void iwl_mvm_accu_radio_stats(struct iwl_mvm *mvm)
801 mvm->accu_radio_stats.rx_time += mvm->radio_stats.rx_time;
802 mvm->accu_radio_stats.tx_time += mvm->radio_stats.tx_time;
803 mvm->accu_radio_stats.on_time_rf += mvm->radio_stats.on_time_rf;
804 mvm->accu_radio_stats.on_time_scan += mvm->radio_stats.on_time_scan;
807 static void iwl_mvm_diversity_iter(void *_data, u8 *mac,
808 struct ieee80211_vif *vif)
810 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
811 bool *result = _data;
814 for (i = 0; i < NUM_IWL_MVM_SMPS_REQ; i++) {
815 if (mvmvif->smps_requests[i] == IEEE80211_SMPS_STATIC ||
816 mvmvif->smps_requests[i] == IEEE80211_SMPS_DYNAMIC)
821 bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm)
825 lockdep_assert_held(&mvm->mutex);
827 if (num_of_ant(iwl_mvm_get_valid_rx_ant(mvm)) == 1)
830 if (mvm->cfg->rx_with_siso_diversity)
833 ieee80211_iterate_active_interfaces_atomic(
834 mvm->hw, IEEE80211_IFACE_ITER_NORMAL,
835 iwl_mvm_diversity_iter, &result);
840 int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
843 struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
846 lockdep_assert_held(&mvm->mutex);
848 if (mvmvif->low_latency == value)
851 mvmvif->low_latency = value;
853 res = iwl_mvm_update_quotas(mvm, false, NULL);
857 iwl_mvm_bt_coex_vif_change(mvm);
859 return iwl_mvm_power_update_mac(mvm);
862 static void iwl_mvm_ll_iter(void *_data, u8 *mac, struct ieee80211_vif *vif)
864 bool *result = _data;
866 if (iwl_mvm_vif_low_latency(iwl_mvm_vif_from_mac80211(vif)))
870 bool iwl_mvm_low_latency(struct iwl_mvm *mvm)
874 ieee80211_iterate_active_interfaces_atomic(
875 mvm->hw, IEEE80211_IFACE_ITER_NORMAL,
876 iwl_mvm_ll_iter, &result);
881 struct iwl_bss_iter_data {
882 struct ieee80211_vif *vif;
886 static void iwl_mvm_bss_iface_iterator(void *_data, u8 *mac,
887 struct ieee80211_vif *vif)
889 struct iwl_bss_iter_data *data = _data;
891 if (vif->type != NL80211_IFTYPE_STATION || vif->p2p)
902 struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm)
904 struct iwl_bss_iter_data bss_iter_data = {};
906 ieee80211_iterate_active_interfaces_atomic(
907 mvm->hw, IEEE80211_IFACE_ITER_NORMAL,
908 iwl_mvm_bss_iface_iterator, &bss_iter_data);
910 if (bss_iter_data.error) {
911 IWL_ERR(mvm, "More than one managed interface active!\n");
912 return ERR_PTR(-EINVAL);
915 return bss_iter_data.vif;
918 unsigned int iwl_mvm_get_wd_timeout(struct iwl_mvm *mvm,
919 struct ieee80211_vif *vif,
920 bool tdls, bool cmd_q)
922 struct iwl_fw_dbg_trigger_tlv *trigger;
923 struct iwl_fw_dbg_trigger_txq_timer *txq_timer;
924 unsigned int default_timeout =
925 cmd_q ? IWL_DEF_WD_TIMEOUT : mvm->cfg->base_params->wd_timeout;
927 if (!iwl_fw_dbg_trigger_enabled(mvm->fw, FW_DBG_TRIGGER_TXQ_TIMERS))
928 return iwlmvm_mod_params.tfd_q_hang_detect ?
929 default_timeout : IWL_WATCHDOG_DISABLED;
931 trigger = iwl_fw_dbg_get_trigger(mvm->fw, FW_DBG_TRIGGER_TXQ_TIMERS);
932 txq_timer = (void *)trigger->data;
935 return le32_to_cpu(txq_timer->tdls);
938 return le32_to_cpu(txq_timer->command_queue);
941 return default_timeout;
943 switch (ieee80211_vif_type_p2p(vif)) {
944 case NL80211_IFTYPE_ADHOC:
945 return le32_to_cpu(txq_timer->ibss);
946 case NL80211_IFTYPE_STATION:
947 return le32_to_cpu(txq_timer->bss);
948 case NL80211_IFTYPE_AP:
949 return le32_to_cpu(txq_timer->softap);
950 case NL80211_IFTYPE_P2P_CLIENT:
951 return le32_to_cpu(txq_timer->p2p_client);
952 case NL80211_IFTYPE_P2P_GO:
953 return le32_to_cpu(txq_timer->p2p_go);
954 case NL80211_IFTYPE_P2P_DEVICE:
955 return le32_to_cpu(txq_timer->p2p_device);
958 return mvm->cfg->base_params->wd_timeout;
962 void iwl_mvm_connection_loss(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
965 struct iwl_fw_dbg_trigger_tlv *trig;
966 struct iwl_fw_dbg_trigger_mlme *trig_mlme;
968 if (!iwl_fw_dbg_trigger_enabled(mvm->fw, FW_DBG_TRIGGER_MLME))
971 trig = iwl_fw_dbg_get_trigger(mvm->fw, FW_DBG_TRIGGER_MLME);
972 trig_mlme = (void *)trig->data;
973 if (!iwl_fw_dbg_trigger_check_stop(mvm, vif, trig))
976 if (trig_mlme->stop_connection_loss &&
977 --trig_mlme->stop_connection_loss)
980 iwl_mvm_fw_dbg_collect_trig(mvm, trig, "%s", errmsg);
983 ieee80211_connection_loss(vif);