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 <linuxwifi@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 * Copyright(c) 2016 Intel Deutschland GmbH
37 * All rights reserved.
39 * Redistribution and use in source and binary forms, with or without
40 * modification, are permitted provided that the following conditions
43 * * Redistributions of source code must retain the above copyright
44 * notice, this list of conditions and the following disclaimer.
45 * * Redistributions in binary form must reproduce the above copyright
46 * notice, this list of conditions and the following disclaimer in
47 * the documentation and/or other materials provided with the
49 * * Neither the name Intel Corporation nor the names of its
50 * contributors may be used to endorse or promote products derived
51 * from this software without specific prior written permission.
53 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
54 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
55 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
56 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
57 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
58 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
59 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
60 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
61 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
62 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
63 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
65 *****************************************************************************/
66 #include <linux/module.h>
67 #include <linux/vmalloc.h>
68 #include <net/mac80211.h>
70 #include "iwl-notif-wait.h"
71 #include "iwl-trans.h"
72 #include "iwl-op-mode.h"
74 #include "iwl-debug.h"
76 #include "iwl-modparams.h"
78 #include "iwl-phy-db.h"
79 #include "iwl-eeprom-parse.h"
84 #include "fw-api-scan.h"
85 #include "time-event.h"
88 #include "fw-api-scan.h"
90 #define DRV_DESCRIPTION "The new Intel(R) wireless AGN driver for Linux"
91 MODULE_DESCRIPTION(DRV_DESCRIPTION
);
92 MODULE_AUTHOR(DRV_COPYRIGHT
" " DRV_AUTHOR
);
93 MODULE_LICENSE("GPL");
95 static const struct iwl_op_mode_ops iwl_mvm_ops
;
96 static const struct iwl_op_mode_ops iwl_mvm_ops_mq
;
98 struct iwl_mvm_mod_params iwlmvm_mod_params
= {
99 .power_scheme
= IWL_POWER_SCHEME_BPS
,
100 .tfd_q_hang_detect
= true
101 /* rest of fields are 0 by default */
104 module_param_named(init_dbg
, iwlmvm_mod_params
.init_dbg
, bool, S_IRUGO
);
105 MODULE_PARM_DESC(init_dbg
,
106 "set to true to debug an ASSERT in INIT fw (default: false");
107 module_param_named(power_scheme
, iwlmvm_mod_params
.power_scheme
, int, S_IRUGO
);
108 MODULE_PARM_DESC(power_scheme
,
109 "power management scheme: 1-active, 2-balanced, 3-low power, default: 2");
110 module_param_named(tfd_q_hang_detect
, iwlmvm_mod_params
.tfd_q_hang_detect
,
112 MODULE_PARM_DESC(tfd_q_hang_detect
,
113 "TFD queues hang detection (default: true");
116 * module init and exit functions
118 static int __init
iwl_mvm_init(void)
122 ret
= iwl_mvm_rate_control_register();
124 pr_err("Unable to register rate control algorithm: %d\n", ret
);
128 ret
= iwl_opmode_register("iwlmvm", &iwl_mvm_ops
);
131 pr_err("Unable to register MVM op_mode: %d\n", ret
);
132 iwl_mvm_rate_control_unregister();
137 module_init(iwl_mvm_init
);
139 static void __exit
iwl_mvm_exit(void)
141 iwl_opmode_deregister("iwlmvm");
142 iwl_mvm_rate_control_unregister();
144 module_exit(iwl_mvm_exit
);
146 static void iwl_mvm_nic_config(struct iwl_op_mode
*op_mode
)
148 struct iwl_mvm
*mvm
= IWL_OP_MODE_GET_MVM(op_mode
);
149 u8 radio_cfg_type
, radio_cfg_step
, radio_cfg_dash
;
151 u32 phy_config
= iwl_mvm_get_phy_config(mvm
);
153 radio_cfg_type
= (phy_config
& FW_PHY_CFG_RADIO_TYPE
) >>
154 FW_PHY_CFG_RADIO_TYPE_POS
;
155 radio_cfg_step
= (phy_config
& FW_PHY_CFG_RADIO_STEP
) >>
156 FW_PHY_CFG_RADIO_STEP_POS
;
157 radio_cfg_dash
= (phy_config
& FW_PHY_CFG_RADIO_DASH
) >>
158 FW_PHY_CFG_RADIO_DASH_POS
;
161 reg_val
|= CSR_HW_REV_STEP(mvm
->trans
->hw_rev
) <<
162 CSR_HW_IF_CONFIG_REG_POS_MAC_STEP
;
163 reg_val
|= CSR_HW_REV_DASH(mvm
->trans
->hw_rev
) <<
164 CSR_HW_IF_CONFIG_REG_POS_MAC_DASH
;
166 /* radio configuration */
167 reg_val
|= radio_cfg_type
<< CSR_HW_IF_CONFIG_REG_POS_PHY_TYPE
;
168 reg_val
|= radio_cfg_step
<< CSR_HW_IF_CONFIG_REG_POS_PHY_STEP
;
169 reg_val
|= radio_cfg_dash
<< CSR_HW_IF_CONFIG_REG_POS_PHY_DASH
;
171 WARN_ON((radio_cfg_type
<< CSR_HW_IF_CONFIG_REG_POS_PHY_TYPE
) &
172 ~CSR_HW_IF_CONFIG_REG_MSK_PHY_TYPE
);
175 * TODO: Bits 7-8 of CSR in 8000 HW family set the ADC sampling, and
176 * shouldn't be set to any non-zero value. The same is supposed to be
177 * true of the other HW, but unsetting them (such as the 7260) causes
178 * automatic tests to fail on seemingly unrelated errors. Need to
179 * further investigate this, but for now we'll separate cases.
181 if (mvm
->trans
->cfg
->device_family
!= IWL_DEVICE_FAMILY_8000
)
182 reg_val
|= CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI
;
184 iwl_trans_set_bits_mask(mvm
->trans
, CSR_HW_IF_CONFIG_REG
,
185 CSR_HW_IF_CONFIG_REG_MSK_MAC_DASH
|
186 CSR_HW_IF_CONFIG_REG_MSK_MAC_STEP
|
187 CSR_HW_IF_CONFIG_REG_MSK_PHY_TYPE
|
188 CSR_HW_IF_CONFIG_REG_MSK_PHY_STEP
|
189 CSR_HW_IF_CONFIG_REG_MSK_PHY_DASH
|
190 CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI
|
191 CSR_HW_IF_CONFIG_REG_BIT_MAC_SI
,
194 IWL_DEBUG_INFO(mvm
, "Radio type=0x%x-0x%x-0x%x\n", radio_cfg_type
,
195 radio_cfg_step
, radio_cfg_dash
);
198 * W/A : NIC is stuck in a reset state after Early PCIe power off
199 * (PCIe power is lost before PERST# is asserted), causing ME FW
200 * to lose ownership and not being able to obtain it back.
202 if (!mvm
->trans
->cfg
->apmg_not_supported
)
203 iwl_set_bits_mask_prph(mvm
->trans
, APMG_PS_CTRL_REG
,
204 APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS
,
205 ~APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS
);
209 * enum iwl_rx_handler_context context for Rx handler
210 * @RX_HANDLER_SYNC : this means that it will be called in the Rx path
211 * which can't acquire mvm->mutex.
212 * @RX_HANDLER_ASYNC_LOCKED : If the handler needs to hold mvm->mutex
213 * (and only in this case!), it should be set as ASYNC. In that case,
214 * it will be called from a worker with mvm->mutex held.
215 * @RX_HANDLER_ASYNC_UNLOCKED : in case the handler needs to lock the
216 * mutex itself, it will be called from a worker without mvm->mutex held.
218 enum iwl_rx_handler_context
{
220 RX_HANDLER_ASYNC_LOCKED
,
221 RX_HANDLER_ASYNC_UNLOCKED
,
225 * struct iwl_rx_handlers handler for FW notification
226 * @cmd_id: command id
227 * @context: see &iwl_rx_handler_context
228 * @fn: the function is called when notification is received
230 struct iwl_rx_handlers
{
232 enum iwl_rx_handler_context context
;
233 void (*fn
)(struct iwl_mvm
*mvm
, struct iwl_rx_cmd_buffer
*rxb
);
236 #define RX_HANDLER(_cmd_id, _fn, _context) \
237 { .cmd_id = _cmd_id, .fn = _fn, .context = _context }
238 #define RX_HANDLER_GRP(_grp, _cmd, _fn, _context) \
239 { .cmd_id = WIDE_ID(_grp, _cmd), .fn = _fn, .context = _context }
242 * Handlers for fw notifications
243 * Convention: RX_HANDLER(CMD_NAME, iwl_mvm_rx_CMD_NAME
244 * This list should be in order of frequency for performance purposes.
246 * The handler can be one from three contexts, see &iwl_rx_handler_context
248 static const struct iwl_rx_handlers iwl_mvm_rx_handlers
[] = {
249 RX_HANDLER(TX_CMD
, iwl_mvm_rx_tx_cmd
, RX_HANDLER_SYNC
),
250 RX_HANDLER(BA_NOTIF
, iwl_mvm_rx_ba_notif
, RX_HANDLER_SYNC
),
252 RX_HANDLER(BT_PROFILE_NOTIFICATION
, iwl_mvm_rx_bt_coex_notif
,
253 RX_HANDLER_ASYNC_LOCKED
),
254 RX_HANDLER(BEACON_NOTIFICATION
, iwl_mvm_rx_beacon_notif
,
255 RX_HANDLER_ASYNC_LOCKED
),
256 RX_HANDLER(STATISTICS_NOTIFICATION
, iwl_mvm_rx_statistics
,
257 RX_HANDLER_ASYNC_LOCKED
),
258 RX_HANDLER(ANTENNA_COUPLING_NOTIFICATION
,
259 iwl_mvm_rx_ant_coupling_notif
, RX_HANDLER_ASYNC_LOCKED
),
261 RX_HANDLER(BA_WINDOW_STATUS_NOTIFICATION_ID
,
262 iwl_mvm_window_status_notif
, RX_HANDLER_SYNC
),
264 RX_HANDLER(TIME_EVENT_NOTIFICATION
, iwl_mvm_rx_time_event_notif
,
266 RX_HANDLER(MCC_CHUB_UPDATE_CMD
, iwl_mvm_rx_chub_update_mcc
,
267 RX_HANDLER_ASYNC_LOCKED
),
269 RX_HANDLER(EOSP_NOTIFICATION
, iwl_mvm_rx_eosp_notif
, RX_HANDLER_SYNC
),
271 RX_HANDLER(SCAN_ITERATION_COMPLETE
,
272 iwl_mvm_rx_lmac_scan_iter_complete_notif
, RX_HANDLER_SYNC
),
273 RX_HANDLER(SCAN_OFFLOAD_COMPLETE
,
274 iwl_mvm_rx_lmac_scan_complete_notif
,
275 RX_HANDLER_ASYNC_LOCKED
),
276 RX_HANDLER(MATCH_FOUND_NOTIFICATION
, iwl_mvm_rx_scan_match_found
,
278 RX_HANDLER(SCAN_COMPLETE_UMAC
, iwl_mvm_rx_umac_scan_complete_notif
,
279 RX_HANDLER_ASYNC_LOCKED
),
280 RX_HANDLER(SCAN_ITERATION_COMPLETE_UMAC
,
281 iwl_mvm_rx_umac_scan_iter_complete_notif
, RX_HANDLER_SYNC
),
283 RX_HANDLER(CARD_STATE_NOTIFICATION
, iwl_mvm_rx_card_state_notif
,
286 RX_HANDLER(MISSED_BEACONS_NOTIFICATION
, iwl_mvm_rx_missed_beacons_notif
,
289 RX_HANDLER(REPLY_ERROR
, iwl_mvm_rx_fw_error
, RX_HANDLER_SYNC
),
290 RX_HANDLER(PSM_UAPSD_AP_MISBEHAVING_NOTIFICATION
,
291 iwl_mvm_power_uapsd_misbehaving_ap_notif
, RX_HANDLER_SYNC
),
292 RX_HANDLER(DTS_MEASUREMENT_NOTIFICATION
, iwl_mvm_temp_notif
,
293 RX_HANDLER_ASYNC_LOCKED
),
294 RX_HANDLER_GRP(PHY_OPS_GROUP
, DTS_MEASUREMENT_NOTIF_WIDE
,
295 iwl_mvm_temp_notif
, RX_HANDLER_ASYNC_UNLOCKED
),
296 RX_HANDLER_GRP(PHY_OPS_GROUP
, CT_KILL_NOTIFICATION
,
297 iwl_mvm_ct_kill_notif
, RX_HANDLER_SYNC
),
299 RX_HANDLER(TDLS_CHANNEL_SWITCH_NOTIFICATION
, iwl_mvm_rx_tdls_notif
,
300 RX_HANDLER_ASYNC_LOCKED
),
301 RX_HANDLER(MFUART_LOAD_NOTIFICATION
, iwl_mvm_rx_mfuart_notif
,
303 RX_HANDLER(TOF_NOTIFICATION
, iwl_mvm_tof_resp_handler
,
304 RX_HANDLER_ASYNC_LOCKED
),
305 RX_HANDLER_GRP(PROT_OFFLOAD_GROUP
, STORED_BEACON_NTF
,
306 iwl_mvm_rx_stored_beacon_notif
, RX_HANDLER_SYNC
),
307 RX_HANDLER_GRP(DATA_PATH_GROUP
, MU_GROUP_MGMT_NOTIF
,
308 iwl_mvm_mu_mimo_grp_notif
, RX_HANDLER_SYNC
),
311 #undef RX_HANDLER_GRP
313 /* Please keep this array *SORTED* by hex value.
314 * Access is done through binary search
316 static const struct iwl_hcmd_names iwl_mvm_legacy_names
[] = {
317 HCMD_NAME(MVM_ALIVE
),
318 HCMD_NAME(REPLY_ERROR
),
320 HCMD_NAME(INIT_COMPLETE_NOTIF
),
321 HCMD_NAME(PHY_CONTEXT_CMD
),
323 HCMD_NAME(ANTENNA_COUPLING_NOTIFICATION
),
324 HCMD_NAME(SCAN_CFG_CMD
),
325 HCMD_NAME(SCAN_REQ_UMAC
),
326 HCMD_NAME(SCAN_ABORT_UMAC
),
327 HCMD_NAME(SCAN_COMPLETE_UMAC
),
329 HCMD_NAME(TOF_NOTIFICATION
),
330 HCMD_NAME(BA_WINDOW_STATUS_NOTIFICATION_ID
),
331 HCMD_NAME(ADD_STA_KEY
),
333 HCMD_NAME(REMOVE_STA
),
334 HCMD_NAME(FW_GET_ITEM_CMD
),
336 HCMD_NAME(SCD_QUEUE_CFG
),
337 HCMD_NAME(TXPATH_FLUSH
),
338 HCMD_NAME(MGMT_MCAST_KEY
),
340 HCMD_NAME(SHARED_MEM_CFG
),
341 HCMD_NAME(TDLS_CHANNEL_SWITCH_CMD
),
342 HCMD_NAME(MAC_CONTEXT_CMD
),
343 HCMD_NAME(TIME_EVENT_CMD
),
344 HCMD_NAME(TIME_EVENT_NOTIFICATION
),
345 HCMD_NAME(BINDING_CONTEXT_CMD
),
346 HCMD_NAME(TIME_QUOTA_CMD
),
347 HCMD_NAME(NON_QOS_TX_COUNTER_CMD
),
349 HCMD_NAME(FW_PAGING_BLOCK_CMD
),
350 HCMD_NAME(SCAN_OFFLOAD_REQUEST_CMD
),
351 HCMD_NAME(SCAN_OFFLOAD_ABORT_CMD
),
352 HCMD_NAME(HOT_SPOT_CMD
),
353 HCMD_NAME(SCAN_OFFLOAD_PROFILES_QUERY_CMD
),
354 HCMD_NAME(SCAN_OFFLOAD_HOTSPOTS_CONFIG_CMD
),
355 HCMD_NAME(SCAN_OFFLOAD_HOTSPOTS_QUERY_CMD
),
356 HCMD_NAME(BT_COEX_UPDATE_SW_BOOST
),
357 HCMD_NAME(BT_COEX_UPDATE_CORUN_LUT
),
358 HCMD_NAME(BT_COEX_UPDATE_REDUCED_TXP
),
359 HCMD_NAME(BT_COEX_CI
),
360 HCMD_NAME(PHY_CONFIGURATION_CMD
),
361 HCMD_NAME(CALIB_RES_NOTIF_PHY_DB
),
362 HCMD_NAME(SCAN_OFFLOAD_COMPLETE
),
363 HCMD_NAME(SCAN_OFFLOAD_UPDATE_PROFILES_CMD
),
364 HCMD_NAME(SCAN_OFFLOAD_CONFIG_CMD
),
365 HCMD_NAME(POWER_TABLE_CMD
),
366 HCMD_NAME(PSM_UAPSD_AP_MISBEHAVING_NOTIFICATION
),
367 HCMD_NAME(REPLY_THERMAL_MNG_BACKOFF
),
368 HCMD_NAME(DC2DC_CONFIG_CMD
),
369 HCMD_NAME(NVM_ACCESS_CMD
),
370 HCMD_NAME(SET_CALIB_DEFAULT_CMD
),
371 HCMD_NAME(BEACON_NOTIFICATION
),
372 HCMD_NAME(BEACON_TEMPLATE_CMD
),
373 HCMD_NAME(TX_ANT_CONFIGURATION_CMD
),
374 HCMD_NAME(BT_CONFIG
),
375 HCMD_NAME(STATISTICS_CMD
),
376 HCMD_NAME(STATISTICS_NOTIFICATION
),
377 HCMD_NAME(EOSP_NOTIFICATION
),
378 HCMD_NAME(REDUCE_TX_POWER_CMD
),
379 HCMD_NAME(CARD_STATE_CMD
),
380 HCMD_NAME(CARD_STATE_NOTIFICATION
),
381 HCMD_NAME(MISSED_BEACONS_NOTIFICATION
),
382 HCMD_NAME(TDLS_CONFIG_CMD
),
383 HCMD_NAME(MAC_PM_POWER_TABLE
),
384 HCMD_NAME(TDLS_CHANNEL_SWITCH_NOTIFICATION
),
385 HCMD_NAME(MFUART_LOAD_NOTIFICATION
),
386 HCMD_NAME(RSS_CONFIG_CMD
),
387 HCMD_NAME(SCAN_ITERATION_COMPLETE_UMAC
),
388 HCMD_NAME(REPLY_RX_PHY_CMD
),
389 HCMD_NAME(REPLY_RX_MPDU_CMD
),
391 HCMD_NAME(MCC_UPDATE_CMD
),
392 HCMD_NAME(MCC_CHUB_UPDATE_CMD
),
393 HCMD_NAME(MARKER_CMD
),
394 HCMD_NAME(BT_COEX_PRIO_TABLE
),
395 HCMD_NAME(BT_COEX_PROT_ENV
),
396 HCMD_NAME(BT_PROFILE_NOTIFICATION
),
397 HCMD_NAME(BCAST_FILTER_CMD
),
398 HCMD_NAME(MCAST_FILTER_CMD
),
399 HCMD_NAME(REPLY_SF_CFG_CMD
),
400 HCMD_NAME(REPLY_BEACON_FILTERING_CMD
),
401 HCMD_NAME(D3_CONFIG_CMD
),
402 HCMD_NAME(PROT_OFFLOAD_CONFIG_CMD
),
403 HCMD_NAME(OFFLOADS_QUERY_CMD
),
404 HCMD_NAME(REMOTE_WAKE_CONFIG_CMD
),
405 HCMD_NAME(MATCH_FOUND_NOTIFICATION
),
406 HCMD_NAME(CMD_DTS_MEASUREMENT_TRIGGER
),
407 HCMD_NAME(DTS_MEASUREMENT_NOTIFICATION
),
408 HCMD_NAME(WOWLAN_PATTERNS
),
409 HCMD_NAME(WOWLAN_CONFIGURATION
),
410 HCMD_NAME(WOWLAN_TSC_RSC_PARAM
),
411 HCMD_NAME(WOWLAN_TKIP_PARAM
),
412 HCMD_NAME(WOWLAN_KEK_KCK_MATERIAL
),
413 HCMD_NAME(WOWLAN_GET_STATUSES
),
414 HCMD_NAME(WOWLAN_TX_POWER_PER_DB
),
415 HCMD_NAME(SCAN_ITERATION_COMPLETE
),
416 HCMD_NAME(D0I3_END_CMD
),
417 HCMD_NAME(LTR_CONFIG
),
418 HCMD_NAME(REPLY_DEBUG_CMD
),
421 /* Please keep this array *SORTED* by hex value.
422 * Access is done through binary search
424 static const struct iwl_hcmd_names iwl_mvm_system_names
[] = {
425 HCMD_NAME(SHARED_MEM_CFG_CMD
),
428 /* Please keep this array *SORTED* by hex value.
429 * Access is done through binary search
431 static const struct iwl_hcmd_names iwl_mvm_mac_conf_names
[] = {
432 HCMD_NAME(LINK_QUALITY_MEASUREMENT_CMD
),
433 HCMD_NAME(LINK_QUALITY_MEASUREMENT_COMPLETE_NOTIF
),
434 HCMD_NAME(CHANNEL_SWITCH_NOA_NOTIF
),
437 /* Please keep this array *SORTED* by hex value.
438 * Access is done through binary search
440 static const struct iwl_hcmd_names iwl_mvm_phy_names
[] = {
441 HCMD_NAME(CMD_DTS_MEASUREMENT_TRIGGER_WIDE
),
442 HCMD_NAME(CTDP_CONFIG_CMD
),
443 HCMD_NAME(TEMP_REPORTING_THRESHOLDS_CMD
),
444 HCMD_NAME(CT_KILL_NOTIFICATION
),
445 HCMD_NAME(DTS_MEASUREMENT_NOTIF_WIDE
),
448 /* Please keep this array *SORTED* by hex value.
449 * Access is done through binary search
451 static const struct iwl_hcmd_names iwl_mvm_data_path_names
[] = {
452 HCMD_NAME(UPDATE_MU_GROUPS_CMD
),
453 HCMD_NAME(TRIGGER_RX_QUEUES_NOTIF_CMD
),
454 HCMD_NAME(MU_GROUP_MGMT_NOTIF
),
455 HCMD_NAME(RX_QUEUES_NOTIFICATION
),
458 /* Please keep this array *SORTED* by hex value.
459 * Access is done through binary search
461 static const struct iwl_hcmd_names iwl_mvm_prot_offload_names
[] = {
462 HCMD_NAME(STORED_BEACON_NTF
),
465 static const struct iwl_hcmd_arr iwl_mvm_groups
[] = {
466 [LEGACY_GROUP
] = HCMD_ARR(iwl_mvm_legacy_names
),
467 [LONG_GROUP
] = HCMD_ARR(iwl_mvm_legacy_names
),
468 [SYSTEM_GROUP
] = HCMD_ARR(iwl_mvm_system_names
),
469 [MAC_CONF_GROUP
] = HCMD_ARR(iwl_mvm_mac_conf_names
),
470 [PHY_OPS_GROUP
] = HCMD_ARR(iwl_mvm_phy_names
),
471 [DATA_PATH_GROUP
] = HCMD_ARR(iwl_mvm_data_path_names
),
472 [PROT_OFFLOAD_GROUP
] = HCMD_ARR(iwl_mvm_prot_offload_names
),
475 /* this forward declaration can avoid to export the function */
476 static void iwl_mvm_async_handlers_wk(struct work_struct
*wk
);
477 static void iwl_mvm_d0i3_exit_work(struct work_struct
*wk
);
479 static u32
calc_min_backoff(struct iwl_trans
*trans
, const struct iwl_cfg
*cfg
)
481 const struct iwl_pwr_tx_backoff
*pwr_tx_backoff
= cfg
->pwr_tx_backoffs
;
486 while (pwr_tx_backoff
->pwr
) {
487 if (trans
->dflt_pwr_limit
>= pwr_tx_backoff
->pwr
)
488 return pwr_tx_backoff
->backoff
;
496 static void iwl_mvm_fw_error_dump_wk(struct work_struct
*work
);
498 static void iwl_mvm_tx_unblock_dwork(struct work_struct
*work
)
500 struct iwl_mvm
*mvm
=
501 container_of(work
, struct iwl_mvm
, cs_tx_unblock_dwork
.work
);
502 struct ieee80211_vif
*tx_blocked_vif
;
503 struct iwl_mvm_vif
*mvmvif
;
505 mutex_lock(&mvm
->mutex
);
508 rcu_dereference_protected(mvm
->csa_tx_blocked_vif
,
509 lockdep_is_held(&mvm
->mutex
));
514 mvmvif
= iwl_mvm_vif_from_mac80211(tx_blocked_vif
);
515 iwl_mvm_modify_all_sta_disable_tx(mvm
, mvmvif
, false);
516 RCU_INIT_POINTER(mvm
->csa_tx_blocked_vif
, NULL
);
518 mutex_unlock(&mvm
->mutex
);
521 static struct iwl_op_mode
*
522 iwl_op_mode_mvm_start(struct iwl_trans
*trans
, const struct iwl_cfg
*cfg
,
523 const struct iwl_fw
*fw
, struct dentry
*dbgfs_dir
)
525 struct ieee80211_hw
*hw
;
526 struct iwl_op_mode
*op_mode
;
528 struct iwl_trans_config trans_cfg
= {};
529 static const u8 no_reclaim_cmds
[] = {
536 * We use IWL_MVM_STATION_COUNT to check the validity of the station
537 * index all over the driver - check that its value corresponds to the
540 BUILD_BUG_ON(ARRAY_SIZE(mvm
->fw_id_to_mac_id
) != IWL_MVM_STATION_COUNT
);
542 /********************************
543 * 1. Allocating and configuring HW data
544 ********************************/
545 hw
= ieee80211_alloc_hw(sizeof(struct iwl_op_mode
) +
546 sizeof(struct iwl_mvm
),
551 if (cfg
->max_rx_agg_size
)
552 hw
->max_rx_aggregation_subframes
= cfg
->max_rx_agg_size
;
554 if (cfg
->max_tx_agg_size
)
555 hw
->max_tx_aggregation_subframes
= cfg
->max_tx_agg_size
;
559 mvm
= IWL_OP_MODE_GET_MVM(op_mode
);
560 mvm
->dev
= trans
->dev
;
566 if (iwl_mvm_has_new_rx_api(mvm
)) {
567 op_mode
->ops
= &iwl_mvm_ops_mq
;
568 trans
->rx_mpdu_cmd_hdr_size
= sizeof(struct iwl_rx_mpdu_desc
);
570 op_mode
->ops
= &iwl_mvm_ops
;
571 trans
->rx_mpdu_cmd_hdr_size
=
572 sizeof(struct iwl_rx_mpdu_res_start
);
574 if (WARN_ON(trans
->num_rx_queues
> 1))
578 mvm
->restart_fw
= iwlwifi_mod_params
.restart_fw
? -1 : 0;
581 if (!iwl_mvm_is_dqa_supported(mvm
)) {
582 mvm
->first_agg_queue
= 16;
583 mvm
->last_agg_queue
= mvm
->cfg
->base_params
->num_of_queues
- 1;
585 mvm
->first_agg_queue
= IWL_MVM_DQA_MIN_DATA_QUEUE
;
586 mvm
->last_agg_queue
= IWL_MVM_DQA_MAX_DATA_QUEUE
;
588 if (mvm
->cfg
->base_params
->num_of_queues
== 16) {
590 mvm
->first_agg_queue
= 12;
592 mvm
->sf_state
= SF_UNINIT
;
593 mvm
->cur_ucode
= IWL_UCODE_INIT
;
594 mvm
->drop_bcn_ap_mode
= true;
596 mutex_init(&mvm
->mutex
);
597 mutex_init(&mvm
->d0i3_suspend_mutex
);
598 spin_lock_init(&mvm
->async_handlers_lock
);
599 INIT_LIST_HEAD(&mvm
->time_event_list
);
600 INIT_LIST_HEAD(&mvm
->aux_roc_te_list
);
601 INIT_LIST_HEAD(&mvm
->async_handlers_list
);
602 spin_lock_init(&mvm
->time_event_lock
);
603 spin_lock_init(&mvm
->queue_info_lock
);
605 INIT_WORK(&mvm
->async_handlers_wk
, iwl_mvm_async_handlers_wk
);
606 INIT_WORK(&mvm
->roc_done_wk
, iwl_mvm_roc_done_wk
);
607 INIT_WORK(&mvm
->sta_drained_wk
, iwl_mvm_sta_drained_wk
);
608 INIT_WORK(&mvm
->d0i3_exit_work
, iwl_mvm_d0i3_exit_work
);
609 INIT_DELAYED_WORK(&mvm
->fw_dump_wk
, iwl_mvm_fw_error_dump_wk
);
610 INIT_DELAYED_WORK(&mvm
->tdls_cs
.dwork
, iwl_mvm_tdls_ch_switch_work
);
611 INIT_WORK(&mvm
->add_stream_wk
, iwl_mvm_add_new_dqa_stream_wk
);
613 spin_lock_init(&mvm
->d0i3_tx_lock
);
614 spin_lock_init(&mvm
->refs_lock
);
615 skb_queue_head_init(&mvm
->d0i3_tx
);
616 init_waitqueue_head(&mvm
->d0i3_exit_waitq
);
618 atomic_set(&mvm
->queue_sync_counter
, 0);
620 SET_IEEE80211_DEV(mvm
->hw
, mvm
->trans
->dev
);
622 INIT_DELAYED_WORK(&mvm
->cs_tx_unblock_dwork
, iwl_mvm_tx_unblock_dwork
);
625 * Populate the state variables that the transport layer needs
628 trans_cfg
.op_mode
= op_mode
;
629 trans_cfg
.no_reclaim_cmds
= no_reclaim_cmds
;
630 trans_cfg
.n_no_reclaim_cmds
= ARRAY_SIZE(no_reclaim_cmds
);
631 switch (iwlwifi_mod_params
.amsdu_size
) {
634 trans_cfg
.rx_buf_size
= IWL_AMSDU_4K
;
637 trans_cfg
.rx_buf_size
= IWL_AMSDU_8K
;
640 trans_cfg
.rx_buf_size
= IWL_AMSDU_12K
;
643 pr_err("%s: Unsupported amsdu_size: %d\n", KBUILD_MODNAME
,
644 iwlwifi_mod_params
.amsdu_size
);
645 trans_cfg
.rx_buf_size
= IWL_AMSDU_4K
;
648 /* the hardware splits the A-MSDU */
649 if (mvm
->cfg
->mq_rx_supported
)
650 trans_cfg
.rx_buf_size
= IWL_AMSDU_4K
;
651 trans_cfg
.wide_cmd_header
= fw_has_api(&mvm
->fw
->ucode_capa
,
652 IWL_UCODE_TLV_API_WIDE_CMD_HDR
);
654 if (mvm
->fw
->ucode_capa
.flags
& IWL_UCODE_TLV_FLAGS_DW_BC_TABLE
)
655 trans_cfg
.bc_table_dword
= true;
657 trans_cfg
.command_groups
= iwl_mvm_groups
;
658 trans_cfg
.command_groups_size
= ARRAY_SIZE(iwl_mvm_groups
);
660 if (iwl_mvm_is_dqa_supported(mvm
))
661 trans_cfg
.cmd_queue
= IWL_MVM_DQA_CMD_QUEUE
;
663 trans_cfg
.cmd_queue
= IWL_MVM_CMD_QUEUE
;
664 trans_cfg
.cmd_fifo
= IWL_MVM_TX_FIFO_CMD
;
665 trans_cfg
.scd_set_active
= true;
667 trans_cfg
.sdio_adma_addr
= fw
->sdio_adma_addr
;
668 trans_cfg
.sw_csum_tx
= IWL_MVM_SW_TX_CSUM_OFFLOAD
;
670 /* Set a short watchdog for the command queue */
671 trans_cfg
.cmd_q_wdg_timeout
=
672 iwl_mvm_get_wd_timeout(mvm
, NULL
, false, true);
674 snprintf(mvm
->hw
->wiphy
->fw_version
,
675 sizeof(mvm
->hw
->wiphy
->fw_version
),
676 "%s", fw
->fw_version
);
678 /* Configure transport layer */
679 iwl_trans_configure(mvm
->trans
, &trans_cfg
);
681 trans
->rx_mpdu_cmd
= REPLY_RX_MPDU_CMD
;
682 trans
->dbg_dest_tlv
= mvm
->fw
->dbg_dest_tlv
;
683 trans
->dbg_dest_reg_num
= mvm
->fw
->dbg_dest_reg_num
;
684 memcpy(trans
->dbg_conf_tlv
, mvm
->fw
->dbg_conf_tlv
,
685 sizeof(trans
->dbg_conf_tlv
));
686 trans
->dbg_trigger_tlv
= mvm
->fw
->dbg_trigger_tlv
;
688 /* set up notification wait support */
689 iwl_notification_wait_init(&mvm
->notif_wait
);
692 mvm
->phy_db
= iwl_phy_db_init(trans
);
694 IWL_ERR(mvm
, "Cannot init phy_db\n");
698 IWL_INFO(mvm
, "Detected %s, REV=0x%X\n",
699 mvm
->cfg
->name
, mvm
->trans
->hw_rev
);
701 if (iwlwifi_mod_params
.nvm_file
)
702 mvm
->nvm_file_name
= iwlwifi_mod_params
.nvm_file
;
704 IWL_DEBUG_EEPROM(mvm
->trans
->dev
,
705 "working without external nvm file\n");
707 if (WARN(cfg
->no_power_up_nic_in_init
&& !mvm
->nvm_file_name
,
708 "not allowing power-up and not having nvm_file\n"))
712 * Even if nvm exists in the nvm_file driver should read again the nvm
713 * from the nic because there might be entries that exist in the OTP
714 * and not in the file.
715 * for nics with no_power_up_nic_in_init: rely completley on nvm_file
717 if (cfg
->no_power_up_nic_in_init
&& mvm
->nvm_file_name
) {
718 err
= iwl_nvm_init(mvm
, false);
722 err
= iwl_trans_start_hw(mvm
->trans
);
726 mutex_lock(&mvm
->mutex
);
727 iwl_mvm_ref(mvm
, IWL_MVM_REF_INIT_UCODE
);
728 err
= iwl_run_init_mvm_ucode(mvm
, true);
729 if (!err
|| !iwlmvm_mod_params
.init_dbg
)
730 iwl_mvm_stop_device(mvm
);
731 iwl_mvm_unref(mvm
, IWL_MVM_REF_INIT_UCODE
);
732 mutex_unlock(&mvm
->mutex
);
733 /* returns 0 if successful, 1 if success but in rfkill */
734 if (err
< 0 && !iwlmvm_mod_params
.init_dbg
) {
735 IWL_ERR(mvm
, "Failed to run INIT ucode: %d\n", err
);
740 scan_size
= iwl_mvm_scan_size(mvm
);
742 mvm
->scan_cmd
= kmalloc(scan_size
, GFP_KERNEL
);
746 /* Set EBS as successful as long as not stated otherwise by the FW. */
747 mvm
->last_ebs_successful
= true;
749 err
= iwl_mvm_mac_setup_register(mvm
);
753 min_backoff
= calc_min_backoff(trans
, cfg
);
754 iwl_mvm_thermal_initialize(mvm
, min_backoff
);
756 err
= iwl_mvm_dbgfs_register(mvm
, dbgfs_dir
);
760 memset(&mvm
->rx_stats
, 0, sizeof(struct mvm_statistics_rx
));
762 /* The transport always starts with a taken reference, we can
763 * release it now if d0i3 is supported */
764 if (iwl_mvm_is_d0i3_supported(mvm
))
765 iwl_trans_unref(mvm
->trans
);
767 iwl_mvm_tof_init(mvm
);
769 setup_timer(&mvm
->scan_timer
, iwl_mvm_scan_timeout
,
775 ieee80211_unregister_hw(mvm
->hw
);
776 iwl_mvm_leds_exit(mvm
);
777 iwl_mvm_thermal_exit(mvm
);
779 flush_delayed_work(&mvm
->fw_dump_wk
);
780 iwl_phy_db_free(mvm
->phy_db
);
781 kfree(mvm
->scan_cmd
);
782 if (!cfg
->no_power_up_nic_in_init
|| !mvm
->nvm_file_name
)
783 iwl_trans_op_mode_leave(trans
);
784 ieee80211_free_hw(mvm
->hw
);
788 static void iwl_op_mode_mvm_stop(struct iwl_op_mode
*op_mode
)
790 struct iwl_mvm
*mvm
= IWL_OP_MODE_GET_MVM(op_mode
);
793 /* If d0i3 is supported, we have released the reference that
794 * the transport started with, so we should take it back now
795 * that we are leaving.
797 if (iwl_mvm_is_d0i3_supported(mvm
))
798 iwl_trans_ref(mvm
->trans
);
800 iwl_mvm_leds_exit(mvm
);
802 iwl_mvm_thermal_exit(mvm
);
804 ieee80211_unregister_hw(mvm
->hw
);
806 kfree(mvm
->scan_cmd
);
807 kfree(mvm
->mcast_filter_cmd
);
808 mvm
->mcast_filter_cmd
= NULL
;
810 #if defined(CONFIG_PM_SLEEP) && defined(CONFIG_IWLWIFI_DEBUGFS)
811 kfree(mvm
->d3_resume_sram
);
814 iwl_trans_op_mode_leave(mvm
->trans
);
816 iwl_phy_db_free(mvm
->phy_db
);
819 iwl_free_nvm_data(mvm
->nvm_data
);
820 for (i
= 0; i
< NVM_MAX_NUM_SECTIONS
; i
++)
821 kfree(mvm
->nvm_sections
[i
].data
);
823 iwl_mvm_tof_clean(mvm
);
825 del_timer_sync(&mvm
->scan_timer
);
827 mutex_destroy(&mvm
->mutex
);
828 mutex_destroy(&mvm
->d0i3_suspend_mutex
);
830 ieee80211_free_hw(mvm
->hw
);
833 struct iwl_async_handler_entry
{
834 struct list_head list
;
835 struct iwl_rx_cmd_buffer rxb
;
836 enum iwl_rx_handler_context context
;
837 void (*fn
)(struct iwl_mvm
*mvm
, struct iwl_rx_cmd_buffer
*rxb
);
840 void iwl_mvm_async_handlers_purge(struct iwl_mvm
*mvm
)
842 struct iwl_async_handler_entry
*entry
, *tmp
;
844 spin_lock_bh(&mvm
->async_handlers_lock
);
845 list_for_each_entry_safe(entry
, tmp
, &mvm
->async_handlers_list
, list
) {
846 iwl_free_rxb(&entry
->rxb
);
847 list_del(&entry
->list
);
850 spin_unlock_bh(&mvm
->async_handlers_lock
);
853 static void iwl_mvm_async_handlers_wk(struct work_struct
*wk
)
855 struct iwl_mvm
*mvm
=
856 container_of(wk
, struct iwl_mvm
, async_handlers_wk
);
857 struct iwl_async_handler_entry
*entry
, *tmp
;
858 struct list_head local_list
;
860 INIT_LIST_HEAD(&local_list
);
862 /* Ensure that we are not in stop flow (check iwl_mvm_mac_stop) */
865 * Sync with Rx path with a lock. Remove all the entries from this list,
866 * add them to a local one (lock free), and then handle them.
868 spin_lock_bh(&mvm
->async_handlers_lock
);
869 list_splice_init(&mvm
->async_handlers_list
, &local_list
);
870 spin_unlock_bh(&mvm
->async_handlers_lock
);
872 list_for_each_entry_safe(entry
, tmp
, &local_list
, list
) {
873 if (entry
->context
== RX_HANDLER_ASYNC_LOCKED
)
874 mutex_lock(&mvm
->mutex
);
875 entry
->fn(mvm
, &entry
->rxb
);
876 iwl_free_rxb(&entry
->rxb
);
877 list_del(&entry
->list
);
878 if (entry
->context
== RX_HANDLER_ASYNC_LOCKED
)
879 mutex_unlock(&mvm
->mutex
);
884 static inline void iwl_mvm_rx_check_trigger(struct iwl_mvm
*mvm
,
885 struct iwl_rx_packet
*pkt
)
887 struct iwl_fw_dbg_trigger_tlv
*trig
;
888 struct iwl_fw_dbg_trigger_cmd
*cmds_trig
;
891 if (!iwl_fw_dbg_trigger_enabled(mvm
->fw
, FW_DBG_TRIGGER_FW_NOTIF
))
894 trig
= iwl_fw_dbg_get_trigger(mvm
->fw
, FW_DBG_TRIGGER_FW_NOTIF
);
895 cmds_trig
= (void *)trig
->data
;
897 if (!iwl_fw_dbg_trigger_check_stop(mvm
, NULL
, trig
))
900 for (i
= 0; i
< ARRAY_SIZE(cmds_trig
->cmds
); i
++) {
901 /* don't collect on CMD 0 */
902 if (!cmds_trig
->cmds
[i
].cmd_id
)
905 if (cmds_trig
->cmds
[i
].cmd_id
!= pkt
->hdr
.cmd
||
906 cmds_trig
->cmds
[i
].group_id
!= pkt
->hdr
.group_id
)
909 iwl_mvm_fw_dbg_collect_trig(mvm
, trig
,
910 "CMD 0x%02x.%02x received",
911 pkt
->hdr
.group_id
, pkt
->hdr
.cmd
);
916 static void iwl_mvm_rx_common(struct iwl_mvm
*mvm
,
917 struct iwl_rx_cmd_buffer
*rxb
,
918 struct iwl_rx_packet
*pkt
)
922 iwl_mvm_rx_check_trigger(mvm
, pkt
);
925 * Do the notification wait before RX handlers so
926 * even if the RX handler consumes the RXB we have
927 * access to it in the notification wait entry.
929 iwl_notification_wait_notify(&mvm
->notif_wait
, pkt
);
931 for (i
= 0; i
< ARRAY_SIZE(iwl_mvm_rx_handlers
); i
++) {
932 const struct iwl_rx_handlers
*rx_h
= &iwl_mvm_rx_handlers
[i
];
933 struct iwl_async_handler_entry
*entry
;
935 if (rx_h
->cmd_id
!= WIDE_ID(pkt
->hdr
.group_id
, pkt
->hdr
.cmd
))
938 if (rx_h
->context
== RX_HANDLER_SYNC
) {
943 entry
= kzalloc(sizeof(*entry
), GFP_ATOMIC
);
944 /* we can't do much... */
948 entry
->rxb
._page
= rxb_steal_page(rxb
);
949 entry
->rxb
._offset
= rxb
->_offset
;
950 entry
->rxb
._rx_page_order
= rxb
->_rx_page_order
;
951 entry
->fn
= rx_h
->fn
;
952 entry
->context
= rx_h
->context
;
953 spin_lock(&mvm
->async_handlers_lock
);
954 list_add_tail(&entry
->list
, &mvm
->async_handlers_list
);
955 spin_unlock(&mvm
->async_handlers_lock
);
956 schedule_work(&mvm
->async_handlers_wk
);
961 static void iwl_mvm_rx(struct iwl_op_mode
*op_mode
,
962 struct napi_struct
*napi
,
963 struct iwl_rx_cmd_buffer
*rxb
)
965 struct iwl_rx_packet
*pkt
= rxb_addr(rxb
);
966 struct iwl_mvm
*mvm
= IWL_OP_MODE_GET_MVM(op_mode
);
968 if (likely(pkt
->hdr
.cmd
== REPLY_RX_MPDU_CMD
))
969 iwl_mvm_rx_rx_mpdu(mvm
, napi
, rxb
);
970 else if (pkt
->hdr
.cmd
== FRAME_RELEASE
)
971 iwl_mvm_rx_frame_release(mvm
, napi
, rxb
, 0);
972 else if (pkt
->hdr
.cmd
== REPLY_RX_PHY_CMD
)
973 iwl_mvm_rx_rx_phy_cmd(mvm
, rxb
);
975 iwl_mvm_rx_common(mvm
, rxb
, pkt
);
978 static void iwl_mvm_rx_mq(struct iwl_op_mode
*op_mode
,
979 struct napi_struct
*napi
,
980 struct iwl_rx_cmd_buffer
*rxb
)
982 struct iwl_rx_packet
*pkt
= rxb_addr(rxb
);
983 struct iwl_mvm
*mvm
= IWL_OP_MODE_GET_MVM(op_mode
);
985 if (likely(pkt
->hdr
.cmd
== REPLY_RX_MPDU_CMD
))
986 iwl_mvm_rx_mpdu_mq(mvm
, napi
, rxb
, 0);
987 else if (unlikely(pkt
->hdr
.group_id
== DATA_PATH_GROUP
&&
988 pkt
->hdr
.cmd
== RX_QUEUES_NOTIFICATION
))
989 iwl_mvm_rx_queue_notif(mvm
, rxb
, 0);
991 iwl_mvm_rx_common(mvm
, rxb
, pkt
);
994 void iwl_mvm_stop_mac_queues(struct iwl_mvm
*mvm
, unsigned long mq
)
998 if (WARN_ON_ONCE(!mq
))
1001 for_each_set_bit(q
, &mq
, IEEE80211_MAX_QUEUES
) {
1002 if (atomic_inc_return(&mvm
->mac80211_queue_stop_count
[q
]) > 1) {
1003 IWL_DEBUG_TX_QUEUES(mvm
,
1004 "mac80211 %d already stopped\n", q
);
1008 ieee80211_stop_queue(mvm
->hw
, q
);
1012 static void iwl_mvm_async_cb(struct iwl_op_mode
*op_mode
,
1013 const struct iwl_device_cmd
*cmd
)
1015 struct iwl_mvm
*mvm
= IWL_OP_MODE_GET_MVM(op_mode
);
1018 * For now, we only set the CMD_WANT_ASYNC_CALLBACK for ADD_STA
1019 * commands that need to block the Tx queues.
1021 iwl_trans_block_txq_ptrs(mvm
->trans
, false);
1024 static void iwl_mvm_stop_sw_queue(struct iwl_op_mode
*op_mode
, int hw_queue
)
1026 struct iwl_mvm
*mvm
= IWL_OP_MODE_GET_MVM(op_mode
);
1029 spin_lock_bh(&mvm
->queue_info_lock
);
1030 mq
= mvm
->queue_info
[hw_queue
].hw_queue_to_mac80211
;
1031 spin_unlock_bh(&mvm
->queue_info_lock
);
1033 iwl_mvm_stop_mac_queues(mvm
, mq
);
1036 void iwl_mvm_start_mac_queues(struct iwl_mvm
*mvm
, unsigned long mq
)
1040 if (WARN_ON_ONCE(!mq
))
1043 for_each_set_bit(q
, &mq
, IEEE80211_MAX_QUEUES
) {
1044 if (atomic_dec_return(&mvm
->mac80211_queue_stop_count
[q
]) > 0) {
1045 IWL_DEBUG_TX_QUEUES(mvm
,
1046 "mac80211 %d still stopped\n", q
);
1050 ieee80211_wake_queue(mvm
->hw
, q
);
1054 static void iwl_mvm_wake_sw_queue(struct iwl_op_mode
*op_mode
, int hw_queue
)
1056 struct iwl_mvm
*mvm
= IWL_OP_MODE_GET_MVM(op_mode
);
1059 spin_lock_bh(&mvm
->queue_info_lock
);
1060 mq
= mvm
->queue_info
[hw_queue
].hw_queue_to_mac80211
;
1061 spin_unlock_bh(&mvm
->queue_info_lock
);
1063 iwl_mvm_start_mac_queues(mvm
, mq
);
1066 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm
*mvm
, bool state
)
1069 set_bit(IWL_MVM_STATUS_HW_CTKILL
, &mvm
->status
);
1071 clear_bit(IWL_MVM_STATUS_HW_CTKILL
, &mvm
->status
);
1073 wiphy_rfkill_set_hw_state(mvm
->hw
->wiphy
, iwl_mvm_is_radio_killed(mvm
));
1076 static bool iwl_mvm_set_hw_rfkill_state(struct iwl_op_mode
*op_mode
, bool state
)
1078 struct iwl_mvm
*mvm
= IWL_OP_MODE_GET_MVM(op_mode
);
1079 bool calibrating
= ACCESS_ONCE(mvm
->calibrating
);
1082 set_bit(IWL_MVM_STATUS_HW_RFKILL
, &mvm
->status
);
1084 clear_bit(IWL_MVM_STATUS_HW_RFKILL
, &mvm
->status
);
1086 wiphy_rfkill_set_hw_state(mvm
->hw
->wiphy
, iwl_mvm_is_radio_killed(mvm
));
1088 /* iwl_run_init_mvm_ucode is waiting for results, abort it */
1090 iwl_abort_notification_waits(&mvm
->notif_wait
);
1093 * Stop the device if we run OPERATIONAL firmware or if we are in the
1094 * middle of the calibrations.
1096 return state
&& (mvm
->cur_ucode
!= IWL_UCODE_INIT
|| calibrating
);
1099 static void iwl_mvm_free_skb(struct iwl_op_mode
*op_mode
, struct sk_buff
*skb
)
1101 struct iwl_mvm
*mvm
= IWL_OP_MODE_GET_MVM(op_mode
);
1102 struct ieee80211_tx_info
*info
;
1104 info
= IEEE80211_SKB_CB(skb
);
1105 iwl_trans_free_tx_cmd(mvm
->trans
, info
->driver_data
[1]);
1106 ieee80211_free_txskb(mvm
->hw
, skb
);
1109 struct iwl_mvm_reprobe
{
1111 struct work_struct work
;
1114 static void iwl_mvm_reprobe_wk(struct work_struct
*wk
)
1116 struct iwl_mvm_reprobe
*reprobe
;
1118 reprobe
= container_of(wk
, struct iwl_mvm_reprobe
, work
);
1119 if (device_reprobe(reprobe
->dev
))
1120 dev_err(reprobe
->dev
, "reprobe failed!\n");
1122 module_put(THIS_MODULE
);
1125 static void iwl_mvm_fw_error_dump_wk(struct work_struct
*work
)
1127 struct iwl_mvm
*mvm
=
1128 container_of(work
, struct iwl_mvm
, fw_dump_wk
.work
);
1130 if (iwl_mvm_ref_sync(mvm
, IWL_MVM_REF_FW_DBG_COLLECT
))
1133 mutex_lock(&mvm
->mutex
);
1135 /* stop recording */
1136 if (mvm
->cfg
->device_family
== IWL_DEVICE_FAMILY_7000
) {
1137 iwl_set_bits_prph(mvm
->trans
, MON_BUFF_SAMPLE_CTL
, 0x100);
1139 iwl_write_prph(mvm
->trans
, DBGC_IN_SAMPLE
, 0);
1140 /* wait before we collect the data till the DBGC stop */
1144 iwl_mvm_fw_error_dump(mvm
);
1146 /* start recording again if the firmware is not crashed */
1147 WARN_ON_ONCE((!test_bit(STATUS_FW_ERROR
, &mvm
->trans
->status
)) &&
1148 mvm
->fw
->dbg_dest_tlv
&&
1149 iwl_mvm_start_fw_dbg_conf(mvm
, mvm
->fw_dbg_conf
));
1151 mutex_unlock(&mvm
->mutex
);
1153 iwl_mvm_unref(mvm
, IWL_MVM_REF_FW_DBG_COLLECT
);
1156 void iwl_mvm_nic_restart(struct iwl_mvm
*mvm
, bool fw_error
)
1158 iwl_abort_notification_waits(&mvm
->notif_wait
);
1161 * This is a bit racy, but worst case we tell mac80211 about
1162 * a stopped/aborted scan when that was already done which
1163 * is not a problem. It is necessary to abort any os scan
1164 * here because mac80211 requires having the scan cleared
1165 * before restarting.
1166 * We'll reset the scan_status to NONE in restart cleanup in
1167 * the next start() call from mac80211. If restart isn't called
1168 * (no fw restart) scan status will stay busy.
1170 iwl_mvm_report_scan_aborted(mvm
);
1173 * If we're restarting already, don't cycle restarts.
1174 * If INIT fw asserted, it will likely fail again.
1175 * If WoWLAN fw asserted, don't restart either, mac80211
1176 * can't recover this since we're already half suspended.
1178 if (!mvm
->restart_fw
&& fw_error
) {
1179 iwl_mvm_fw_dbg_collect_desc(mvm
, &iwl_mvm_dump_desc_assert
,
1181 } else if (test_and_set_bit(IWL_MVM_STATUS_IN_HW_RESTART
,
1183 struct iwl_mvm_reprobe
*reprobe
;
1186 "Firmware error during reconfiguration - reprobe!\n");
1189 * get a module reference to avoid doing this while unloading
1190 * anyway and to avoid scheduling a work with code that's
1193 if (!try_module_get(THIS_MODULE
)) {
1194 IWL_ERR(mvm
, "Module is being unloaded - abort\n");
1198 reprobe
= kzalloc(sizeof(*reprobe
), GFP_ATOMIC
);
1200 module_put(THIS_MODULE
);
1203 reprobe
->dev
= mvm
->trans
->dev
;
1204 INIT_WORK(&reprobe
->work
, iwl_mvm_reprobe_wk
);
1205 schedule_work(&reprobe
->work
);
1206 } else if (mvm
->cur_ucode
== IWL_UCODE_REGULAR
) {
1207 /* don't let the transport/FW power down */
1208 iwl_mvm_ref(mvm
, IWL_MVM_REF_UCODE_DOWN
);
1210 if (fw_error
&& mvm
->restart_fw
> 0)
1212 ieee80211_restart_hw(mvm
->hw
);
1216 static void iwl_mvm_nic_error(struct iwl_op_mode
*op_mode
)
1218 struct iwl_mvm
*mvm
= IWL_OP_MODE_GET_MVM(op_mode
);
1220 iwl_mvm_dump_nic_error_log(mvm
);
1222 iwl_mvm_nic_restart(mvm
, true);
1225 static void iwl_mvm_cmd_queue_full(struct iwl_op_mode
*op_mode
)
1227 struct iwl_mvm
*mvm
= IWL_OP_MODE_GET_MVM(op_mode
);
1230 iwl_mvm_nic_restart(mvm
, true);
1233 struct iwl_d0i3_iter_data
{
1234 struct iwl_mvm
*mvm
;
1235 struct ieee80211_vif
*connected_vif
;
1239 bool disable_offloading
;
1242 static bool iwl_mvm_disallow_offloading(struct iwl_mvm
*mvm
,
1243 struct ieee80211_vif
*vif
,
1244 struct iwl_d0i3_iter_data
*iter_data
)
1246 struct iwl_mvm_vif
*mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
1247 struct iwl_mvm_sta
*mvmsta
;
1248 u32 available_tids
= 0;
1251 if (WARN_ON(vif
->type
!= NL80211_IFTYPE_STATION
||
1252 mvmvif
->ap_sta_id
== IWL_MVM_STATION_COUNT
))
1255 mvmsta
= iwl_mvm_sta_from_staid_rcu(mvm
, mvmvif
->ap_sta_id
);
1259 spin_lock_bh(&mvmsta
->lock
);
1260 for (tid
= 0; tid
< IWL_MAX_TID_COUNT
; tid
++) {
1261 struct iwl_mvm_tid_data
*tid_data
= &mvmsta
->tid_data
[tid
];
1264 * in case of pending tx packets, don't use this tid
1265 * for offloading in order to prevent reuse of the same
1268 if (iwl_mvm_tid_queued(tid_data
))
1271 if (tid_data
->state
!= IWL_AGG_OFF
)
1274 available_tids
|= BIT(tid
);
1276 spin_unlock_bh(&mvmsta
->lock
);
1279 * disallow protocol offloading if we have no available tid
1280 * (with no pending frames and no active aggregation,
1281 * as we don't handle "holes" properly - the scheduler needs the
1282 * frame's seq number and TFD index to match)
1284 if (!available_tids
)
1287 /* for simplicity, just use the first available tid */
1288 iter_data
->offloading_tid
= ffs(available_tids
) - 1;
1292 static void iwl_mvm_enter_d0i3_iterator(void *_data
, u8
*mac
,
1293 struct ieee80211_vif
*vif
)
1295 struct iwl_d0i3_iter_data
*data
= _data
;
1296 struct iwl_mvm
*mvm
= data
->mvm
;
1297 struct iwl_mvm_vif
*mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
1298 u32 flags
= CMD_ASYNC
| CMD_HIGH_PRIO
| CMD_SEND_IN_IDLE
;
1300 IWL_DEBUG_RPM(mvm
, "entering D0i3 - vif %pM\n", vif
->addr
);
1301 if (vif
->type
!= NL80211_IFTYPE_STATION
||
1302 !vif
->bss_conf
.assoc
)
1306 * in case of pending tx packets or active aggregations,
1307 * avoid offloading features in order to prevent reuse of
1308 * the same qos seq counters.
1310 if (iwl_mvm_disallow_offloading(mvm
, vif
, data
))
1311 data
->disable_offloading
= true;
1313 iwl_mvm_update_d0i3_power_mode(mvm
, vif
, true, flags
);
1314 iwl_mvm_send_proto_offload(mvm
, vif
, data
->disable_offloading
,
1318 * on init/association, mvm already configures POWER_TABLE_CMD
1319 * and REPLY_MCAST_FILTER_CMD, so currently don't
1320 * reconfigure them (we might want to use different
1321 * params later on, though).
1323 data
->ap_sta_id
= mvmvif
->ap_sta_id
;
1327 * no new commands can be sent at this stage, so it's safe
1328 * to save the vif pointer during d0i3 entrance.
1330 data
->connected_vif
= vif
;
1333 static void iwl_mvm_set_wowlan_data(struct iwl_mvm
*mvm
,
1334 struct iwl_wowlan_config_cmd
*cmd
,
1335 struct iwl_d0i3_iter_data
*iter_data
)
1337 struct ieee80211_sta
*ap_sta
;
1338 struct iwl_mvm_sta
*mvm_ap_sta
;
1340 if (iter_data
->ap_sta_id
== IWL_MVM_STATION_COUNT
)
1345 ap_sta
= rcu_dereference(mvm
->fw_id_to_mac_id
[iter_data
->ap_sta_id
]);
1346 if (IS_ERR_OR_NULL(ap_sta
))
1349 mvm_ap_sta
= iwl_mvm_sta_from_mac80211(ap_sta
);
1350 cmd
->is_11n_connection
= ap_sta
->ht_cap
.ht_supported
;
1351 cmd
->offloading_tid
= iter_data
->offloading_tid
;
1352 cmd
->flags
= ENABLE_L3_FILTERING
| ENABLE_NBNS_FILTERING
|
1353 ENABLE_DHCP_FILTERING
| ENABLE_STORE_BEACON
;
1355 * The d0i3 uCode takes care of the nonqos counters,
1356 * so configure only the qos seq ones.
1358 iwl_mvm_set_wowlan_qos_seq(mvm_ap_sta
, cmd
);
1363 int iwl_mvm_enter_d0i3(struct iwl_op_mode
*op_mode
)
1365 struct iwl_mvm
*mvm
= IWL_OP_MODE_GET_MVM(op_mode
);
1366 u32 flags
= CMD_ASYNC
| CMD_HIGH_PRIO
| CMD_SEND_IN_IDLE
;
1368 struct iwl_d0i3_iter_data d0i3_iter_data
= {
1371 struct iwl_wowlan_config_cmd wowlan_config_cmd
= {
1372 .wakeup_filter
= cpu_to_le32(IWL_WOWLAN_WAKEUP_RX_FRAME
|
1373 IWL_WOWLAN_WAKEUP_BEACON_MISS
|
1374 IWL_WOWLAN_WAKEUP_LINK_CHANGE
),
1376 struct iwl_d3_manager_config d3_cfg_cmd
= {
1377 .min_sleep_time
= cpu_to_le32(1000),
1378 .wakeup_flags
= cpu_to_le32(IWL_WAKEUP_D3_CONFIG_FW_ERROR
),
1381 IWL_DEBUG_RPM(mvm
, "MVM entering D0i3\n");
1383 if (WARN_ON_ONCE(mvm
->cur_ucode
!= IWL_UCODE_REGULAR
))
1386 set_bit(IWL_MVM_STATUS_IN_D0I3
, &mvm
->status
);
1389 * iwl_mvm_ref_sync takes a reference before checking the flag.
1390 * so by checking there is no held reference we prevent a state
1391 * in which iwl_mvm_ref_sync continues successfully while we
1392 * configure the firmware to enter d0i3
1394 if (iwl_mvm_ref_taken(mvm
)) {
1395 IWL_DEBUG_RPM(mvm
->trans
, "abort d0i3 due to taken ref\n");
1396 clear_bit(IWL_MVM_STATUS_IN_D0I3
, &mvm
->status
);
1397 wake_up(&mvm
->d0i3_exit_waitq
);
1401 ieee80211_iterate_active_interfaces_atomic(mvm
->hw
,
1402 IEEE80211_IFACE_ITER_NORMAL
,
1403 iwl_mvm_enter_d0i3_iterator
,
1405 if (d0i3_iter_data
.vif_count
== 1) {
1406 mvm
->d0i3_ap_sta_id
= d0i3_iter_data
.ap_sta_id
;
1407 mvm
->d0i3_offloading
= !d0i3_iter_data
.disable_offloading
;
1409 WARN_ON_ONCE(d0i3_iter_data
.vif_count
> 1);
1410 mvm
->d0i3_ap_sta_id
= IWL_MVM_STATION_COUNT
;
1411 mvm
->d0i3_offloading
= false;
1414 /* make sure we have no running tx while configuring the seqno */
1417 /* Flush the hw queues, in case something got queued during entry */
1418 ret
= iwl_mvm_flush_tx_path(mvm
, iwl_mvm_flushable_queues(mvm
), flags
);
1422 /* configure wowlan configuration only if needed */
1423 if (mvm
->d0i3_ap_sta_id
!= IWL_MVM_STATION_COUNT
) {
1424 /* wake on beacons only if beacon storing isn't supported */
1425 if (!fw_has_capa(&mvm
->fw
->ucode_capa
,
1426 IWL_UCODE_TLV_CAPA_BEACON_STORING
))
1427 wowlan_config_cmd
.wakeup_filter
|=
1428 cpu_to_le32(IWL_WOWLAN_WAKEUP_BCN_FILTERING
);
1430 iwl_mvm_wowlan_config_key_params(mvm
,
1431 d0i3_iter_data
.connected_vif
,
1434 iwl_mvm_set_wowlan_data(mvm
, &wowlan_config_cmd
,
1437 ret
= iwl_mvm_send_cmd_pdu(mvm
, WOWLAN_CONFIGURATION
, flags
,
1438 sizeof(wowlan_config_cmd
),
1439 &wowlan_config_cmd
);
1444 return iwl_mvm_send_cmd_pdu(mvm
, D3_CONFIG_CMD
,
1445 flags
| CMD_MAKE_TRANS_IDLE
,
1446 sizeof(d3_cfg_cmd
), &d3_cfg_cmd
);
1449 static void iwl_mvm_exit_d0i3_iterator(void *_data
, u8
*mac
,
1450 struct ieee80211_vif
*vif
)
1452 struct iwl_mvm
*mvm
= _data
;
1453 u32 flags
= CMD_ASYNC
| CMD_HIGH_PRIO
;
1455 IWL_DEBUG_RPM(mvm
, "exiting D0i3 - vif %pM\n", vif
->addr
);
1456 if (vif
->type
!= NL80211_IFTYPE_STATION
||
1457 !vif
->bss_conf
.assoc
)
1460 iwl_mvm_update_d0i3_power_mode(mvm
, vif
, false, flags
);
1463 struct iwl_mvm_d0i3_exit_work_iter_data
{
1464 struct iwl_mvm
*mvm
;
1465 struct iwl_wowlan_status
*status
;
1469 static void iwl_mvm_d0i3_exit_work_iter(void *_data
, u8
*mac
,
1470 struct ieee80211_vif
*vif
)
1472 struct iwl_mvm_d0i3_exit_work_iter_data
*data
= _data
;
1473 struct iwl_mvm_vif
*mvmvif
= iwl_mvm_vif_from_mac80211(vif
);
1474 u32 reasons
= data
->wakeup_reasons
;
1476 /* consider only the relevant station interface */
1477 if (vif
->type
!= NL80211_IFTYPE_STATION
|| !vif
->bss_conf
.assoc
||
1478 data
->mvm
->d0i3_ap_sta_id
!= mvmvif
->ap_sta_id
)
1481 if (reasons
& IWL_WOWLAN_WAKEUP_BY_DISCONNECTION_ON_DEAUTH
)
1482 iwl_mvm_connection_loss(data
->mvm
, vif
, "D0i3");
1483 else if (reasons
& IWL_WOWLAN_WAKEUP_BY_DISCONNECTION_ON_MISSED_BEACON
)
1484 ieee80211_beacon_loss(vif
);
1486 iwl_mvm_d0i3_update_keys(data
->mvm
, vif
, data
->status
);
1489 void iwl_mvm_d0i3_enable_tx(struct iwl_mvm
*mvm
, __le16
*qos_seq
)
1491 struct ieee80211_sta
*sta
= NULL
;
1492 struct iwl_mvm_sta
*mvm_ap_sta
;
1494 bool wake_queues
= false;
1496 lockdep_assert_held(&mvm
->mutex
);
1498 spin_lock_bh(&mvm
->d0i3_tx_lock
);
1500 if (mvm
->d0i3_ap_sta_id
== IWL_MVM_STATION_COUNT
)
1503 IWL_DEBUG_RPM(mvm
, "re-enqueue packets\n");
1505 /* get the sta in order to update seq numbers and re-enqueue skbs */
1506 sta
= rcu_dereference_protected(
1507 mvm
->fw_id_to_mac_id
[mvm
->d0i3_ap_sta_id
],
1508 lockdep_is_held(&mvm
->mutex
));
1510 if (IS_ERR_OR_NULL(sta
)) {
1515 if (mvm
->d0i3_offloading
&& qos_seq
) {
1516 /* update qos seq numbers if offloading was enabled */
1517 mvm_ap_sta
= iwl_mvm_sta_from_mac80211(sta
);
1518 for (i
= 0; i
< IWL_MAX_TID_COUNT
; i
++) {
1519 u16 seq
= le16_to_cpu(qos_seq
[i
]);
1520 /* firmware stores last-used one, we store next one */
1522 mvm_ap_sta
->tid_data
[i
].seq_number
= seq
;
1526 /* re-enqueue (or drop) all packets */
1527 while (!skb_queue_empty(&mvm
->d0i3_tx
)) {
1528 struct sk_buff
*skb
= __skb_dequeue(&mvm
->d0i3_tx
);
1530 if (!sta
|| iwl_mvm_tx_skb(mvm
, skb
, sta
))
1531 ieee80211_free_txskb(mvm
->hw
, skb
);
1533 /* if the skb_queue is not empty, we need to wake queues */
1536 clear_bit(IWL_MVM_STATUS_IN_D0I3
, &mvm
->status
);
1537 wake_up(&mvm
->d0i3_exit_waitq
);
1538 mvm
->d0i3_ap_sta_id
= IWL_MVM_STATION_COUNT
;
1540 ieee80211_wake_queues(mvm
->hw
);
1542 spin_unlock_bh(&mvm
->d0i3_tx_lock
);
1545 static void iwl_mvm_d0i3_exit_work(struct work_struct
*wk
)
1547 struct iwl_mvm
*mvm
= container_of(wk
, struct iwl_mvm
, d0i3_exit_work
);
1548 struct iwl_host_cmd get_status_cmd
= {
1549 .id
= WOWLAN_GET_STATUSES
,
1550 .flags
= CMD_HIGH_PRIO
| CMD_WANT_SKB
,
1552 struct iwl_mvm_d0i3_exit_work_iter_data iter_data
= {
1556 struct iwl_wowlan_status
*status
;
1558 u32 wakeup_reasons
= 0;
1559 __le16
*qos_seq
= NULL
;
1561 mutex_lock(&mvm
->mutex
);
1562 ret
= iwl_mvm_send_cmd(mvm
, &get_status_cmd
);
1566 if (!get_status_cmd
.resp_pkt
)
1569 status
= (void *)get_status_cmd
.resp_pkt
->data
;
1570 wakeup_reasons
= le32_to_cpu(status
->wakeup_reasons
);
1571 qos_seq
= status
->qos_seq_ctr
;
1573 IWL_DEBUG_RPM(mvm
, "wakeup reasons: 0x%x\n", wakeup_reasons
);
1575 iter_data
.wakeup_reasons
= wakeup_reasons
;
1576 iter_data
.status
= status
;
1577 ieee80211_iterate_active_interfaces(mvm
->hw
,
1578 IEEE80211_IFACE_ITER_NORMAL
,
1579 iwl_mvm_d0i3_exit_work_iter
,
1582 iwl_mvm_d0i3_enable_tx(mvm
, qos_seq
);
1584 IWL_DEBUG_INFO(mvm
, "d0i3 exit completed (wakeup reasons: 0x%x)\n",
1587 /* qos_seq might point inside resp_pkt, so free it only now */
1588 if (get_status_cmd
.resp_pkt
)
1589 iwl_free_resp(&get_status_cmd
);
1591 /* the FW might have updated the regdomain */
1592 iwl_mvm_update_changed_regdom(mvm
);
1594 iwl_mvm_unref(mvm
, IWL_MVM_REF_EXIT_WORK
);
1595 mutex_unlock(&mvm
->mutex
);
1598 int _iwl_mvm_exit_d0i3(struct iwl_mvm
*mvm
)
1600 u32 flags
= CMD_ASYNC
| CMD_HIGH_PRIO
| CMD_SEND_IN_IDLE
|
1604 IWL_DEBUG_RPM(mvm
, "MVM exiting D0i3\n");
1606 if (WARN_ON_ONCE(mvm
->cur_ucode
!= IWL_UCODE_REGULAR
))
1609 mutex_lock(&mvm
->d0i3_suspend_mutex
);
1610 if (test_bit(D0I3_DEFER_WAKEUP
, &mvm
->d0i3_suspend_flags
)) {
1611 IWL_DEBUG_RPM(mvm
, "Deferring d0i3 exit until resume\n");
1612 __set_bit(D0I3_PENDING_WAKEUP
, &mvm
->d0i3_suspend_flags
);
1613 mutex_unlock(&mvm
->d0i3_suspend_mutex
);
1616 mutex_unlock(&mvm
->d0i3_suspend_mutex
);
1618 ret
= iwl_mvm_send_cmd_pdu(mvm
, D0I3_END_CMD
, flags
, 0, NULL
);
1622 ieee80211_iterate_active_interfaces_atomic(mvm
->hw
,
1623 IEEE80211_IFACE_ITER_NORMAL
,
1624 iwl_mvm_exit_d0i3_iterator
,
1627 schedule_work(&mvm
->d0i3_exit_work
);
1631 int iwl_mvm_exit_d0i3(struct iwl_op_mode
*op_mode
)
1633 struct iwl_mvm
*mvm
= IWL_OP_MODE_GET_MVM(op_mode
);
1635 iwl_mvm_ref(mvm
, IWL_MVM_REF_EXIT_WORK
);
1636 return _iwl_mvm_exit_d0i3(mvm
);
1639 #define IWL_MVM_COMMON_OPS \
1640 /* these could be differentiated */ \
1641 .async_cb = iwl_mvm_async_cb, \
1642 .queue_full = iwl_mvm_stop_sw_queue, \
1643 .queue_not_full = iwl_mvm_wake_sw_queue, \
1644 .hw_rf_kill = iwl_mvm_set_hw_rfkill_state, \
1645 .free_skb = iwl_mvm_free_skb, \
1646 .nic_error = iwl_mvm_nic_error, \
1647 .cmd_queue_full = iwl_mvm_cmd_queue_full, \
1648 .nic_config = iwl_mvm_nic_config, \
1649 .enter_d0i3 = iwl_mvm_enter_d0i3, \
1650 .exit_d0i3 = iwl_mvm_exit_d0i3, \
1651 /* as we only register one, these MUST be common! */ \
1652 .start = iwl_op_mode_mvm_start, \
1653 .stop = iwl_op_mode_mvm_stop
1655 static const struct iwl_op_mode_ops iwl_mvm_ops
= {
1660 static void iwl_mvm_rx_mq_rss(struct iwl_op_mode
*op_mode
,
1661 struct napi_struct
*napi
,
1662 struct iwl_rx_cmd_buffer
*rxb
,
1665 struct iwl_mvm
*mvm
= IWL_OP_MODE_GET_MVM(op_mode
);
1666 struct iwl_rx_packet
*pkt
= rxb_addr(rxb
);
1668 if (unlikely(pkt
->hdr
.cmd
== FRAME_RELEASE
))
1669 iwl_mvm_rx_frame_release(mvm
, napi
, rxb
, queue
);
1670 else if (unlikely(pkt
->hdr
.cmd
== RX_QUEUES_NOTIFICATION
&&
1671 pkt
->hdr
.group_id
== DATA_PATH_GROUP
))
1672 iwl_mvm_rx_queue_notif(mvm
, rxb
, queue
);
1674 iwl_mvm_rx_mpdu_mq(mvm
, napi
, rxb
, queue
);
1677 static const struct iwl_op_mode_ops iwl_mvm_ops_mq
= {
1679 .rx
= iwl_mvm_rx_mq
,
1680 .rx_rss
= iwl_mvm_rx_mq_rss
,