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 - 2015 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 - 2015 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-trans.h"
68 #include "iwl-op-mode.h"
70 #include "iwl-debug.h"
71 #include "iwl-csr.h" /* for iwl_mvm_rx_card_state_notif */
72 #include "iwl-io.h" /* for iwl_mvm_rx_card_state_notif */
74 #include "iwl-eeprom-parse.h"
77 #include "iwl-phy-db.h"
79 #define MVM_UCODE_ALIVE_TIMEOUT HZ
80 #define MVM_UCODE_CALIB_TIMEOUT (2*HZ)
82 #define UCODE_VALID_OK cpu_to_le32(0x1)
84 struct iwl_mvm_alive_data
{
89 static inline const struct fw_img
*
90 iwl_get_ucode_image(struct iwl_mvm
*mvm
, enum iwl_ucode_type ucode_type
)
92 if (ucode_type
>= IWL_UCODE_TYPE_MAX
)
95 return &mvm
->fw
->img
[ucode_type
];
98 static int iwl_send_tx_ant_cfg(struct iwl_mvm
*mvm
, u8 valid_tx_ant
)
100 struct iwl_tx_ant_cfg_cmd tx_ant_cmd
= {
101 .valid
= cpu_to_le32(valid_tx_ant
),
104 IWL_DEBUG_FW(mvm
, "select valid tx ant: %u\n", valid_tx_ant
);
105 return iwl_mvm_send_cmd_pdu(mvm
, TX_ANT_CONFIGURATION_CMD
, 0,
106 sizeof(tx_ant_cmd
), &tx_ant_cmd
);
109 static bool iwl_alive_fn(struct iwl_notif_wait_data
*notif_wait
,
110 struct iwl_rx_packet
*pkt
, void *data
)
112 struct iwl_mvm
*mvm
=
113 container_of(notif_wait
, struct iwl_mvm
, notif_wait
);
114 struct iwl_mvm_alive_data
*alive_data
= data
;
115 struct mvm_alive_resp_ver1
*palive1
;
116 struct mvm_alive_resp_ver2
*palive2
;
117 struct mvm_alive_resp
*palive
;
119 if (iwl_rx_packet_payload_len(pkt
) == sizeof(*palive1
)) {
120 palive1
= (void *)pkt
->data
;
122 mvm
->support_umac_log
= false;
123 mvm
->error_event_table
=
124 le32_to_cpu(palive1
->error_event_table_ptr
);
125 mvm
->log_event_table
=
126 le32_to_cpu(palive1
->log_event_table_ptr
);
127 alive_data
->scd_base_addr
= le32_to_cpu(palive1
->scd_base_ptr
);
129 alive_data
->valid
= le16_to_cpu(palive1
->status
) ==
132 "Alive VER1 ucode status 0x%04x revision 0x%01X 0x%01X flags 0x%01X\n",
133 le16_to_cpu(palive1
->status
), palive1
->ver_type
,
134 palive1
->ver_subtype
, palive1
->flags
);
135 } else if (iwl_rx_packet_payload_len(pkt
) == sizeof(*palive2
)) {
136 palive2
= (void *)pkt
->data
;
138 mvm
->error_event_table
=
139 le32_to_cpu(palive2
->error_event_table_ptr
);
140 mvm
->log_event_table
=
141 le32_to_cpu(palive2
->log_event_table_ptr
);
142 alive_data
->scd_base_addr
= le32_to_cpu(palive2
->scd_base_ptr
);
143 mvm
->umac_error_event_table
=
144 le32_to_cpu(palive2
->error_info_addr
);
145 mvm
->sf_space
.addr
= le32_to_cpu(palive2
->st_fwrd_addr
);
146 mvm
->sf_space
.size
= le32_to_cpu(palive2
->st_fwrd_size
);
148 alive_data
->valid
= le16_to_cpu(palive2
->status
) ==
150 if (mvm
->umac_error_event_table
)
151 mvm
->support_umac_log
= true;
154 "Alive VER2 ucode status 0x%04x revision 0x%01X 0x%01X flags 0x%01X\n",
155 le16_to_cpu(palive2
->status
), palive2
->ver_type
,
156 palive2
->ver_subtype
, palive2
->flags
);
159 "UMAC version: Major - 0x%x, Minor - 0x%x\n",
160 palive2
->umac_major
, palive2
->umac_minor
);
161 } else if (iwl_rx_packet_payload_len(pkt
) == sizeof(*palive
)) {
162 palive
= (void *)pkt
->data
;
164 mvm
->error_event_table
=
165 le32_to_cpu(palive
->error_event_table_ptr
);
166 mvm
->log_event_table
=
167 le32_to_cpu(palive
->log_event_table_ptr
);
168 alive_data
->scd_base_addr
= le32_to_cpu(palive
->scd_base_ptr
);
169 mvm
->umac_error_event_table
=
170 le32_to_cpu(palive
->error_info_addr
);
171 mvm
->sf_space
.addr
= le32_to_cpu(palive
->st_fwrd_addr
);
172 mvm
->sf_space
.size
= le32_to_cpu(palive
->st_fwrd_size
);
174 alive_data
->valid
= le16_to_cpu(palive
->status
) ==
176 if (mvm
->umac_error_event_table
)
177 mvm
->support_umac_log
= true;
180 "Alive VER3 ucode status 0x%04x revision 0x%01X 0x%01X flags 0x%01X\n",
181 le16_to_cpu(palive
->status
), palive
->ver_type
,
182 palive
->ver_subtype
, palive
->flags
);
185 "UMAC version: Major - 0x%x, Minor - 0x%x\n",
186 le32_to_cpu(palive
->umac_major
),
187 le32_to_cpu(palive
->umac_minor
));
193 static bool iwl_wait_phy_db_entry(struct iwl_notif_wait_data
*notif_wait
,
194 struct iwl_rx_packet
*pkt
, void *data
)
196 struct iwl_phy_db
*phy_db
= data
;
198 if (pkt
->hdr
.cmd
!= CALIB_RES_NOTIF_PHY_DB
) {
199 WARN_ON(pkt
->hdr
.cmd
!= INIT_COMPLETE_NOTIF
);
203 WARN_ON(iwl_phy_db_set_section(phy_db
, pkt
, GFP_ATOMIC
));
208 static int iwl_mvm_load_ucode_wait_alive(struct iwl_mvm
*mvm
,
209 enum iwl_ucode_type ucode_type
)
211 struct iwl_notification_wait alive_wait
;
212 struct iwl_mvm_alive_data alive_data
;
213 const struct fw_img
*fw
;
215 enum iwl_ucode_type old_type
= mvm
->cur_ucode
;
216 static const u8 alive_cmd
[] = { MVM_ALIVE
};
217 struct iwl_sf_region st_fwrd_space
;
219 if (ucode_type
== IWL_UCODE_REGULAR
&&
220 iwl_fw_dbg_conf_usniffer(mvm
->fw
, FW_DBG_START_FROM_ALIVE
))
221 fw
= iwl_get_ucode_image(mvm
, IWL_UCODE_REGULAR_USNIFFER
);
223 fw
= iwl_get_ucode_image(mvm
, ucode_type
);
226 mvm
->cur_ucode
= ucode_type
;
227 mvm
->ucode_loaded
= false;
229 iwl_init_notification_wait(&mvm
->notif_wait
, &alive_wait
,
230 alive_cmd
, ARRAY_SIZE(alive_cmd
),
231 iwl_alive_fn
, &alive_data
);
233 ret
= iwl_trans_start_fw(mvm
->trans
, fw
, ucode_type
== IWL_UCODE_INIT
);
235 mvm
->cur_ucode
= old_type
;
236 iwl_remove_notification(&mvm
->notif_wait
, &alive_wait
);
241 * Some things may run in the background now, but we
242 * just wait for the ALIVE notification here.
244 ret
= iwl_wait_notification(&mvm
->notif_wait
, &alive_wait
,
245 MVM_UCODE_ALIVE_TIMEOUT
);
247 mvm
->cur_ucode
= old_type
;
251 if (!alive_data
.valid
) {
252 IWL_ERR(mvm
, "Loaded ucode is not valid!\n");
253 mvm
->cur_ucode
= old_type
;
258 * update the sdio allocation according to the pointer we get in the
259 * alive notification.
261 st_fwrd_space
.addr
= mvm
->sf_space
.addr
;
262 st_fwrd_space
.size
= mvm
->sf_space
.size
;
263 ret
= iwl_trans_update_sf(mvm
->trans
, &st_fwrd_space
);
265 IWL_ERR(mvm
, "Failed to update SF size. ret %d\n", ret
);
269 iwl_trans_fw_alive(mvm
->trans
, alive_data
.scd_base_addr
);
272 * Note: all the queues are enabled as part of the interface
273 * initialization, but in firmware restart scenarios they
274 * could be stopped, so wake them up. In firmware restart,
275 * mac80211 will have the queues stopped as well until the
276 * reconfiguration completes. During normal startup, they
280 for (i
= 0; i
< IWL_MAX_HW_QUEUES
; i
++) {
281 if (i
< mvm
->first_agg_queue
&& i
!= IWL_MVM_CMD_QUEUE
)
282 mvm
->queue_to_mac80211
[i
] = i
;
284 mvm
->queue_to_mac80211
[i
] = IWL_INVALID_MAC80211_QUEUE
;
287 for (i
= 0; i
< IEEE80211_MAX_QUEUES
; i
++)
288 atomic_set(&mvm
->mac80211_queue_stop_count
[i
], 0);
290 mvm
->ucode_loaded
= true;
295 static int iwl_send_phy_cfg_cmd(struct iwl_mvm
*mvm
)
297 struct iwl_phy_cfg_cmd phy_cfg_cmd
;
298 enum iwl_ucode_type ucode_type
= mvm
->cur_ucode
;
301 phy_cfg_cmd
.phy_cfg
= cpu_to_le32(iwl_mvm_get_phy_config(mvm
));
302 phy_cfg_cmd
.calib_control
.event_trigger
=
303 mvm
->fw
->default_calib
[ucode_type
].event_trigger
;
304 phy_cfg_cmd
.calib_control
.flow_trigger
=
305 mvm
->fw
->default_calib
[ucode_type
].flow_trigger
;
307 IWL_DEBUG_INFO(mvm
, "Sending Phy CFG command: 0x%x\n",
308 phy_cfg_cmd
.phy_cfg
);
310 return iwl_mvm_send_cmd_pdu(mvm
, PHY_CONFIGURATION_CMD
, 0,
311 sizeof(phy_cfg_cmd
), &phy_cfg_cmd
);
314 int iwl_run_init_mvm_ucode(struct iwl_mvm
*mvm
, bool read_nvm
)
316 struct iwl_notification_wait calib_wait
;
317 static const u8 init_complete
[] = {
319 CALIB_RES_NOTIF_PHY_DB
323 lockdep_assert_held(&mvm
->mutex
);
325 if (WARN_ON_ONCE(mvm
->calibrating
))
328 iwl_init_notification_wait(&mvm
->notif_wait
,
331 ARRAY_SIZE(init_complete
),
332 iwl_wait_phy_db_entry
,
335 /* Will also start the device */
336 ret
= iwl_mvm_load_ucode_wait_alive(mvm
, IWL_UCODE_INIT
);
338 IWL_ERR(mvm
, "Failed to start INIT ucode: %d\n", ret
);
342 ret
= iwl_send_bt_init_conf(mvm
);
346 /* Read the NVM only at driver load time, no need to do this twice */
349 ret
= iwl_nvm_init(mvm
, true);
351 IWL_ERR(mvm
, "Failed to read NVM: %d\n", ret
);
356 /* In case we read the NVM from external file, load it to the NIC */
357 if (mvm
->nvm_file_name
)
358 iwl_mvm_load_nvm_to_nic(mvm
);
360 ret
= iwl_nvm_check_version(mvm
->nvm_data
, mvm
->trans
);
364 * abort after reading the nvm in case RF Kill is on, we will complete
365 * the init seq later when RF kill will switch to off
367 if (iwl_mvm_is_radio_killed(mvm
)) {
368 IWL_DEBUG_RF_KILL(mvm
,
369 "jump over all phy activities due to RF kill\n");
370 iwl_remove_notification(&mvm
->notif_wait
, &calib_wait
);
375 mvm
->calibrating
= true;
377 /* Send TX valid antennas before triggering calibrations */
378 ret
= iwl_send_tx_ant_cfg(mvm
, iwl_mvm_get_valid_tx_ant(mvm
));
383 * Send phy configurations command to init uCode
384 * to start the 16.0 uCode init image internal calibrations.
386 ret
= iwl_send_phy_cfg_cmd(mvm
);
388 IWL_ERR(mvm
, "Failed to run INIT calibrations: %d\n",
394 * Some things may run in the background now, but we
395 * just wait for the calibration complete notification.
397 ret
= iwl_wait_notification(&mvm
->notif_wait
, &calib_wait
,
398 MVM_UCODE_CALIB_TIMEOUT
);
400 if (ret
&& iwl_mvm_is_radio_killed(mvm
)) {
401 IWL_DEBUG_RF_KILL(mvm
, "RFKILL while calibrating.\n");
407 iwl_remove_notification(&mvm
->notif_wait
, &calib_wait
);
409 mvm
->calibrating
= false;
410 if (iwlmvm_mod_params
.init_dbg
&& !mvm
->nvm_data
) {
411 /* we want to debug INIT and we have no NVM - fake */
412 mvm
->nvm_data
= kzalloc(sizeof(struct iwl_nvm_data
) +
413 sizeof(struct ieee80211_channel
) +
414 sizeof(struct ieee80211_rate
),
418 mvm
->nvm_data
->bands
[0].channels
= mvm
->nvm_data
->channels
;
419 mvm
->nvm_data
->bands
[0].n_channels
= 1;
420 mvm
->nvm_data
->bands
[0].n_bitrates
= 1;
421 mvm
->nvm_data
->bands
[0].bitrates
=
422 (void *)mvm
->nvm_data
->channels
+ 1;
423 mvm
->nvm_data
->bands
[0].bitrates
->hw_value
= 10;
429 static void iwl_mvm_get_shared_mem_conf(struct iwl_mvm
*mvm
)
431 struct iwl_host_cmd cmd
= {
432 .id
= SHARED_MEM_CFG
,
433 .flags
= CMD_WANT_SKB
,
437 struct iwl_rx_packet
*pkt
;
438 struct iwl_shared_mem_cfg
*mem_cfg
;
441 lockdep_assert_held(&mvm
->mutex
);
443 if (WARN_ON(iwl_mvm_send_cmd(mvm
, &cmd
)))
447 mem_cfg
= (void *)pkt
->data
;
449 mvm
->shared_mem_cfg
.shared_mem_addr
=
450 le32_to_cpu(mem_cfg
->shared_mem_addr
);
451 mvm
->shared_mem_cfg
.shared_mem_size
=
452 le32_to_cpu(mem_cfg
->shared_mem_size
);
453 mvm
->shared_mem_cfg
.sample_buff_addr
=
454 le32_to_cpu(mem_cfg
->sample_buff_addr
);
455 mvm
->shared_mem_cfg
.sample_buff_size
=
456 le32_to_cpu(mem_cfg
->sample_buff_size
);
457 mvm
->shared_mem_cfg
.txfifo_addr
= le32_to_cpu(mem_cfg
->txfifo_addr
);
458 for (i
= 0; i
< ARRAY_SIZE(mvm
->shared_mem_cfg
.txfifo_size
); i
++)
459 mvm
->shared_mem_cfg
.txfifo_size
[i
] =
460 le32_to_cpu(mem_cfg
->txfifo_size
[i
]);
461 for (i
= 0; i
< ARRAY_SIZE(mvm
->shared_mem_cfg
.rxfifo_size
); i
++)
462 mvm
->shared_mem_cfg
.rxfifo_size
[i
] =
463 le32_to_cpu(mem_cfg
->rxfifo_size
[i
]);
464 mvm
->shared_mem_cfg
.page_buff_addr
=
465 le32_to_cpu(mem_cfg
->page_buff_addr
);
466 mvm
->shared_mem_cfg
.page_buff_size
=
467 le32_to_cpu(mem_cfg
->page_buff_size
);
468 IWL_DEBUG_INFO(mvm
, "SHARED MEM CFG: got memory offsets/sizes\n");
473 int iwl_mvm_fw_dbg_collect_desc(struct iwl_mvm
*mvm
,
474 struct iwl_mvm_dump_desc
*desc
,
477 if (test_and_set_bit(IWL_MVM_STATUS_DUMPING_FW_LOG
, &mvm
->status
))
480 if (WARN_ON(mvm
->fw_dump_desc
))
481 iwl_mvm_free_fw_dump_desc(mvm
);
483 IWL_WARN(mvm
, "Collecting data: trigger %d fired.\n",
484 le32_to_cpu(desc
->trig_desc
.type
));
486 mvm
->fw_dump_desc
= desc
;
488 queue_delayed_work(system_wq
, &mvm
->fw_dump_wk
, delay
);
493 int iwl_mvm_fw_dbg_collect(struct iwl_mvm
*mvm
, enum iwl_fw_dbg_trigger trig
,
494 const char *str
, size_t len
, unsigned int delay
)
496 struct iwl_mvm_dump_desc
*desc
;
498 desc
= kzalloc(sizeof(*desc
) + len
, GFP_ATOMIC
);
503 desc
->trig_desc
.type
= cpu_to_le32(trig
);
504 memcpy(desc
->trig_desc
.data
, str
, len
);
506 return iwl_mvm_fw_dbg_collect_desc(mvm
, desc
, delay
);
509 int iwl_mvm_fw_dbg_collect_trig(struct iwl_mvm
*mvm
,
510 struct iwl_fw_dbg_trigger_tlv
*trigger
,
511 const char *fmt
, ...)
513 unsigned int delay
= msecs_to_jiffies(le32_to_cpu(trigger
->stop_delay
));
514 u16 occurrences
= le16_to_cpu(trigger
->occurrences
);
524 buf
[sizeof(buf
) - 1] = '\0';
527 vsnprintf(buf
, sizeof(buf
), fmt
, ap
);
530 /* check for truncation */
531 if (WARN_ON_ONCE(buf
[sizeof(buf
) - 1]))
532 buf
[sizeof(buf
) - 1] = '\0';
534 len
= strlen(buf
) + 1;
537 ret
= iwl_mvm_fw_dbg_collect(mvm
, le32_to_cpu(trigger
->id
), buf
,
542 trigger
->occurrences
= cpu_to_le16(occurrences
- 1);
546 static inline void iwl_mvm_restart_early_start(struct iwl_mvm
*mvm
)
548 if (mvm
->cfg
->device_family
== IWL_DEVICE_FAMILY_7000
)
549 iwl_clear_bits_prph(mvm
->trans
, MON_BUFF_SAMPLE_CTL
, 0x100);
551 iwl_write_prph(mvm
->trans
, DBGC_IN_SAMPLE
, 1);
554 int iwl_mvm_start_fw_dbg_conf(struct iwl_mvm
*mvm
, u8 conf_id
)
560 if (WARN_ONCE(conf_id
>= ARRAY_SIZE(mvm
->fw
->dbg_conf_tlv
),
561 "Invalid configuration %d\n", conf_id
))
564 /* EARLY START - firmware's configuration is hard coded */
565 if ((!mvm
->fw
->dbg_conf_tlv
[conf_id
] ||
566 !mvm
->fw
->dbg_conf_tlv
[conf_id
]->num_of_hcmds
) &&
567 conf_id
== FW_DBG_START_FROM_ALIVE
) {
568 iwl_mvm_restart_early_start(mvm
);
572 if (!mvm
->fw
->dbg_conf_tlv
[conf_id
])
575 if (mvm
->fw_dbg_conf
!= FW_DBG_INVALID
)
576 IWL_WARN(mvm
, "FW already configured (%d) - re-configuring\n",
579 /* Send all HCMDs for configuring the FW debug */
580 ptr
= (void *)&mvm
->fw
->dbg_conf_tlv
[conf_id
]->hcmd
;
581 for (i
= 0; i
< mvm
->fw
->dbg_conf_tlv
[conf_id
]->num_of_hcmds
; i
++) {
582 struct iwl_fw_dbg_conf_hcmd
*cmd
= (void *)ptr
;
584 ret
= iwl_mvm_send_cmd_pdu(mvm
, cmd
->id
, 0,
585 le16_to_cpu(cmd
->len
), cmd
->data
);
590 ptr
+= le16_to_cpu(cmd
->len
);
593 mvm
->fw_dbg_conf
= conf_id
;
597 static int iwl_mvm_config_ltr_v1(struct iwl_mvm
*mvm
)
599 struct iwl_ltr_config_cmd_v1 cmd_v1
= {
600 .flags
= cpu_to_le32(LTR_CFG_FLAG_FEATURE_ENABLE
),
603 if (!mvm
->trans
->ltr_enabled
)
606 return iwl_mvm_send_cmd_pdu(mvm
, LTR_CONFIG
, 0,
607 sizeof(cmd_v1
), &cmd_v1
);
610 static int iwl_mvm_config_ltr(struct iwl_mvm
*mvm
)
612 struct iwl_ltr_config_cmd cmd
= {
613 .flags
= cpu_to_le32(LTR_CFG_FLAG_FEATURE_ENABLE
),
616 if (!mvm
->trans
->ltr_enabled
)
619 if (!fw_has_api(&mvm
->fw
->ucode_capa
, IWL_UCODE_TLV_API_HDC_PHASE_0
))
620 return iwl_mvm_config_ltr_v1(mvm
);
622 return iwl_mvm_send_cmd_pdu(mvm
, LTR_CONFIG
, 0,
626 int iwl_mvm_up(struct iwl_mvm
*mvm
)
629 struct ieee80211_channel
*chan
;
630 struct cfg80211_chan_def chandef
;
632 lockdep_assert_held(&mvm
->mutex
);
634 ret
= iwl_trans_start_hw(mvm
->trans
);
639 * If we haven't completed the run of the init ucode during
640 * module loading, load init ucode now
641 * (for example, if we were in RFKILL)
643 ret
= iwl_run_init_mvm_ucode(mvm
, false);
644 if (ret
&& !iwlmvm_mod_params
.init_dbg
) {
645 IWL_ERR(mvm
, "Failed to run INIT ucode: %d\n", ret
);
646 /* this can't happen */
647 if (WARN_ON(ret
> 0))
651 if (!iwlmvm_mod_params
.init_dbg
) {
653 * Stop and start the transport without entering low power
654 * mode. This will save the state of other components on the
655 * device that are triggered by the INIT firwmare (MFUART).
657 _iwl_trans_stop_device(mvm
->trans
, false);
658 ret
= _iwl_trans_start_hw(mvm
->trans
, false);
663 if (iwlmvm_mod_params
.init_dbg
)
666 ret
= iwl_mvm_load_ucode_wait_alive(mvm
, IWL_UCODE_REGULAR
);
668 IWL_ERR(mvm
, "Failed to start RT ucode: %d\n", ret
);
672 iwl_mvm_get_shared_mem_conf(mvm
);
674 ret
= iwl_mvm_sf_update(mvm
, NULL
, false);
676 IWL_ERR(mvm
, "Failed to initialize Smart Fifo\n");
678 mvm
->fw_dbg_conf
= FW_DBG_INVALID
;
679 /* if we have a destination, assume EARLY START */
680 if (mvm
->fw
->dbg_dest_tlv
)
681 mvm
->fw_dbg_conf
= FW_DBG_START_FROM_ALIVE
;
682 iwl_mvm_start_fw_dbg_conf(mvm
, FW_DBG_START_FROM_ALIVE
);
684 ret
= iwl_send_tx_ant_cfg(mvm
, iwl_mvm_get_valid_tx_ant(mvm
));
688 ret
= iwl_send_bt_init_conf(mvm
);
692 /* Send phy db control command and then phy db calibration*/
693 ret
= iwl_send_phy_db_data(mvm
->phy_db
);
697 ret
= iwl_send_phy_cfg_cmd(mvm
);
701 /* init the fw <-> mac80211 STA mapping */
702 for (i
= 0; i
< IWL_MVM_STATION_COUNT
; i
++)
703 RCU_INIT_POINTER(mvm
->fw_id_to_mac_id
[i
], NULL
);
705 mvm
->tdls_cs
.peer
.sta_id
= IWL_MVM_STATION_COUNT
;
707 /* reset quota debouncing buffer - 0xff will yield invalid data */
708 memset(&mvm
->last_quota_cmd
, 0xff, sizeof(mvm
->last_quota_cmd
));
710 /* Add auxiliary station for scanning */
711 ret
= iwl_mvm_add_aux_sta(mvm
);
715 /* Add all the PHY contexts */
716 chan
= &mvm
->hw
->wiphy
->bands
[IEEE80211_BAND_2GHZ
]->channels
[0];
717 cfg80211_chandef_create(&chandef
, chan
, NL80211_CHAN_NO_HT
);
718 for (i
= 0; i
< NUM_PHY_CTX
; i
++) {
720 * The channel used here isn't relevant as it's
721 * going to be overwritten in the other flows.
722 * For now use the first channel we have.
724 ret
= iwl_mvm_phy_ctxt_add(mvm
, &mvm
->phy_ctxts
[i
],
730 /* Initialize tx backoffs to the minimal possible */
731 iwl_mvm_tt_tx_backoff(mvm
, 0);
733 WARN_ON(iwl_mvm_config_ltr(mvm
));
735 ret
= iwl_mvm_power_update_device(mvm
);
740 * RTNL is not taken during Ct-kill, but we don't need to scan/Tx
741 * anyway, so don't init MCC.
743 if (!test_bit(IWL_MVM_STATUS_HW_CTKILL
, &mvm
->status
)) {
744 ret
= iwl_mvm_init_mcc(mvm
);
749 if (fw_has_capa(&mvm
->fw
->ucode_capa
, IWL_UCODE_TLV_CAPA_UMAC_SCAN
)) {
750 ret
= iwl_mvm_config_scan(mvm
);
755 /* allow FW/transport low power modes if not during restart */
756 if (!test_bit(IWL_MVM_STATUS_IN_HW_RESTART
, &mvm
->status
))
757 iwl_mvm_unref(mvm
, IWL_MVM_REF_UCODE_DOWN
);
759 IWL_DEBUG_INFO(mvm
, "RT uCode started.\n");
762 iwl_trans_stop_device(mvm
->trans
);
766 int iwl_mvm_load_d3_fw(struct iwl_mvm
*mvm
)
770 lockdep_assert_held(&mvm
->mutex
);
772 ret
= iwl_trans_start_hw(mvm
->trans
);
776 ret
= iwl_mvm_load_ucode_wait_alive(mvm
, IWL_UCODE_WOWLAN
);
778 IWL_ERR(mvm
, "Failed to start WoWLAN firmware: %d\n", ret
);
782 ret
= iwl_send_tx_ant_cfg(mvm
, iwl_mvm_get_valid_tx_ant(mvm
));
786 /* Send phy db control command and then phy db calibration*/
787 ret
= iwl_send_phy_db_data(mvm
->phy_db
);
791 ret
= iwl_send_phy_cfg_cmd(mvm
);
795 /* init the fw <-> mac80211 STA mapping */
796 for (i
= 0; i
< IWL_MVM_STATION_COUNT
; i
++)
797 RCU_INIT_POINTER(mvm
->fw_id_to_mac_id
[i
], NULL
);
799 /* Add auxiliary station for scanning */
800 ret
= iwl_mvm_add_aux_sta(mvm
);
806 iwl_trans_stop_device(mvm
->trans
);
810 void iwl_mvm_rx_card_state_notif(struct iwl_mvm
*mvm
,
811 struct iwl_rx_cmd_buffer
*rxb
)
813 struct iwl_rx_packet
*pkt
= rxb_addr(rxb
);
814 struct iwl_card_state_notif
*card_state_notif
= (void *)pkt
->data
;
815 u32 flags
= le32_to_cpu(card_state_notif
->flags
);
817 IWL_DEBUG_RF_KILL(mvm
, "Card state received: HW:%s SW:%s CT:%s\n",
818 (flags
& HW_CARD_DISABLED
) ? "Kill" : "On",
819 (flags
& SW_CARD_DISABLED
) ? "Kill" : "On",
820 (flags
& CT_KILL_CARD_DISABLED
) ?
821 "Reached" : "Not reached");
824 void iwl_mvm_rx_mfuart_notif(struct iwl_mvm
*mvm
,
825 struct iwl_rx_cmd_buffer
*rxb
)
827 struct iwl_rx_packet
*pkt
= rxb_addr(rxb
);
828 struct iwl_mfuart_load_notif
*mfuart_notif
= (void *)pkt
->data
;
831 "MFUART: installed ver: 0x%08x, external ver: 0x%08x, status: 0x%08x, duration: 0x%08x\n",
832 le32_to_cpu(mfuart_notif
->installed_ver
),
833 le32_to_cpu(mfuart_notif
->external_ver
),
834 le32_to_cpu(mfuart_notif
->status
),
835 le32_to_cpu(mfuart_notif
->duration
));