1 // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
2 /*
3  * Copyright (C) 2012-2014, 2018-2023 Intel Corporation
4  * Copyright (C) 2013-2015 Intel Mobile Communications GmbH
5  * Copyright (C) 2016-2017 Intel Deutschland GmbH
6  */
7 #include <linux/module.h>
8 #include <linux/rtnetlink.h>
9 #include <linux/vmalloc.h>
10 #include <net/mac80211.h>
11 
12 #include "fw/notif-wait.h"
13 #include "iwl-trans.h"
14 #include "iwl-op-mode.h"
15 #include "fw/img.h"
16 #include "iwl-debug.h"
17 #include "iwl-drv.h"
18 #include "iwl-modparams.h"
19 #include "mvm.h"
20 #include "iwl-phy-db.h"
21 #include "iwl-eeprom-parse.h"
22 #include "iwl-csr.h"
23 #include "iwl-io.h"
24 #include "iwl-prph.h"
25 #include "rs.h"
26 #include "fw/api/scan.h"
27 #include "fw/api/rfi.h"
28 #include "time-event.h"
29 #include "fw-api.h"
30 #include "fw/acpi.h"
31 #include "fw/uefi.h"
32 #include "time-sync.h"
33 
34 #define DRV_DESCRIPTION	"The new Intel(R) wireless AGN driver for Linux"
35 MODULE_DESCRIPTION(DRV_DESCRIPTION);
36 MODULE_LICENSE("GPL");
37 MODULE_IMPORT_NS(IWLWIFI);
38 
39 static const struct iwl_op_mode_ops iwl_mvm_ops;
40 static const struct iwl_op_mode_ops iwl_mvm_ops_mq;
41 
42 struct iwl_mvm_mod_params iwlmvm_mod_params = {
43 	.power_scheme = IWL_POWER_SCHEME_BPS,
44 	/* rest of fields are 0 by default */
45 };
46 
47 module_param_named(init_dbg, iwlmvm_mod_params.init_dbg, bool, 0444);
48 MODULE_PARM_DESC(init_dbg,
49 		 "set to true to debug an ASSERT in INIT fw (default: false");
50 module_param_named(power_scheme, iwlmvm_mod_params.power_scheme, int, 0444);
51 MODULE_PARM_DESC(power_scheme,
52 		 "power management scheme: 1-active, 2-balanced, 3-low power, default: 2");
53 
54 /*
55  * module init and exit functions
56  */
57 static int __init iwl_mvm_init(void)
58 {
59 	int ret;
60 
61 	ret = iwl_mvm_rate_control_register();
62 	if (ret) {
63 		pr_err("Unable to register rate control algorithm: %d\n", ret);
64 		return ret;
65 	}
66 
67 	ret = iwl_opmode_register("iwlmvm", &iwl_mvm_ops);
68 	if (ret)
69 		pr_err("Unable to register MVM op_mode: %d\n", ret);
70 
71 	return ret;
72 }
73 module_init(iwl_mvm_init);
74 
75 static void __exit iwl_mvm_exit(void)
76 {
77 	iwl_opmode_deregister("iwlmvm");
78 	iwl_mvm_rate_control_unregister();
79 }
80 module_exit(iwl_mvm_exit);
81 
82 static void iwl_mvm_nic_config(struct iwl_op_mode *op_mode)
83 {
84 	struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode);
85 	u8 radio_cfg_type, radio_cfg_step, radio_cfg_dash;
86 	u32 reg_val;
87 	u32 phy_config = iwl_mvm_get_phy_config(mvm);
88 
89 	radio_cfg_type = (phy_config & FW_PHY_CFG_RADIO_TYPE) >>
90 			 FW_PHY_CFG_RADIO_TYPE_POS;
91 	radio_cfg_step = (phy_config & FW_PHY_CFG_RADIO_STEP) >>
92 			 FW_PHY_CFG_RADIO_STEP_POS;
93 	radio_cfg_dash = (phy_config & FW_PHY_CFG_RADIO_DASH) >>
94 			 FW_PHY_CFG_RADIO_DASH_POS;
95 
96 	IWL_DEBUG_INFO(mvm, "Radio type=0x%x-0x%x-0x%x\n", radio_cfg_type,
97 		       radio_cfg_step, radio_cfg_dash);
98 
99 	if (mvm->trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_AX210)
100 		return;
101 
102 	/* SKU control */
103 	reg_val = CSR_HW_REV_STEP_DASH(mvm->trans->hw_rev);
104 
105 	/* radio configuration */
106 	reg_val |= radio_cfg_type << CSR_HW_IF_CONFIG_REG_POS_PHY_TYPE;
107 	reg_val |= radio_cfg_step << CSR_HW_IF_CONFIG_REG_POS_PHY_STEP;
108 	reg_val |= radio_cfg_dash << CSR_HW_IF_CONFIG_REG_POS_PHY_DASH;
109 
110 	WARN_ON((radio_cfg_type << CSR_HW_IF_CONFIG_REG_POS_PHY_TYPE) &
111 		 ~CSR_HW_IF_CONFIG_REG_MSK_PHY_TYPE);
112 
113 	/*
114 	 * TODO: Bits 7-8 of CSR in 8000 HW family and higher set the ADC
115 	 * sampling, and shouldn't be set to any non-zero value.
116 	 * The same is supposed to be true of the other HW, but unsetting
117 	 * them (such as the 7260) causes automatic tests to fail on seemingly
118 	 * unrelated errors. Need to further investigate this, but for now
119 	 * we'll separate cases.
120 	 */
121 	if (mvm->trans->trans_cfg->device_family < IWL_DEVICE_FAMILY_8000)
122 		reg_val |= CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI;
123 
124 	if (iwl_fw_dbg_is_d3_debug_enabled(&mvm->fwrt))
125 		reg_val |= CSR_HW_IF_CONFIG_REG_D3_DEBUG;
126 
127 	iwl_trans_set_bits_mask(mvm->trans, CSR_HW_IF_CONFIG_REG,
128 				CSR_HW_IF_CONFIG_REG_MSK_MAC_STEP_DASH |
129 				CSR_HW_IF_CONFIG_REG_MSK_PHY_TYPE |
130 				CSR_HW_IF_CONFIG_REG_MSK_PHY_STEP |
131 				CSR_HW_IF_CONFIG_REG_MSK_PHY_DASH |
132 				CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI |
133 				CSR_HW_IF_CONFIG_REG_BIT_MAC_SI   |
134 				CSR_HW_IF_CONFIG_REG_D3_DEBUG,
135 				reg_val);
136 
137 	/*
138 	 * W/A : NIC is stuck in a reset state after Early PCIe power off
139 	 * (PCIe power is lost before PERST# is asserted), causing ME FW
140 	 * to lose ownership and not being able to obtain it back.
141 	 */
142 	if (!mvm->trans->cfg->apmg_not_supported)
143 		iwl_set_bits_mask_prph(mvm->trans, APMG_PS_CTRL_REG,
144 				       APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS,
145 				       ~APMG_PS_CTRL_EARLY_PWR_OFF_RESET_DIS);
146 }
147 
148 static void iwl_mvm_rx_monitor_notif(struct iwl_mvm *mvm,
149 				     struct iwl_rx_cmd_buffer *rxb)
150 {
151 	struct iwl_rx_packet *pkt = rxb_addr(rxb);
152 	struct iwl_datapath_monitor_notif *notif = (void *)pkt->data;
153 	struct ieee80211_supported_band *sband;
154 	const struct ieee80211_sta_he_cap *he_cap;
155 	struct ieee80211_vif *vif;
156 
157 	if (notif->type != cpu_to_le32(IWL_DP_MON_NOTIF_TYPE_EXT_CCA))
158 		return;
159 
160 	vif = iwl_mvm_get_vif_by_macid(mvm, notif->mac_id);
161 	if (!vif || vif->type != NL80211_IFTYPE_STATION)
162 		return;
163 
164 	if (!vif->bss_conf.chandef.chan ||
165 	    vif->bss_conf.chandef.chan->band != NL80211_BAND_2GHZ ||
166 	    vif->bss_conf.chandef.width < NL80211_CHAN_WIDTH_40)
167 		return;
168 
169 	if (!vif->cfg.assoc)
170 		return;
171 
172 	/* this shouldn't happen *again*, ignore it */
173 	if (mvm->cca_40mhz_workaround)
174 		return;
175 
176 	/*
177 	 * We'll decrement this on disconnect - so set to 2 since we'll
178 	 * still have to disconnect from the current AP first.
179 	 */
180 	mvm->cca_40mhz_workaround = 2;
181 
182 	/*
183 	 * This capability manipulation isn't really ideal, but it's the
184 	 * easiest choice - otherwise we'd have to do some major changes
185 	 * in mac80211 to support this, which isn't worth it. This does
186 	 * mean that userspace may have outdated information, but that's
187 	 * actually not an issue at all.
188 	 */
189 	sband = mvm->hw->wiphy->bands[NL80211_BAND_2GHZ];
190 
191 	WARN_ON(!sband->ht_cap.ht_supported);
192 	WARN_ON(!(sband->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40));
193 	sband->ht_cap.cap &= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40;
194 
195 	he_cap = ieee80211_get_he_iftype_cap_vif(sband, vif);
196 
197 	if (he_cap) {
198 		/* we know that ours is writable */
199 		struct ieee80211_sta_he_cap *he = (void *)(uintptr_t)he_cap;
200 
201 		WARN_ON(!he->has_he);
202 		WARN_ON(!(he->he_cap_elem.phy_cap_info[0] &
203 				IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G));
204 		he->he_cap_elem.phy_cap_info[0] &=
205 			~IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G;
206 	}
207 
208 	ieee80211_disconnect(vif, true);
209 }
210 
211 void iwl_mvm_update_link_smps(struct ieee80211_vif *vif,
212 			      struct ieee80211_bss_conf *link_conf)
213 {
214 	struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
215 	struct iwl_mvm *mvm = mvmvif->mvm;
216 	enum ieee80211_smps_mode mode = IEEE80211_SMPS_AUTOMATIC;
217 
218 	if (!link_conf)
219 		return;
220 
221 	if (mvm->fw_static_smps_request &&
222 	    link_conf->chandef.width == NL80211_CHAN_WIDTH_160 &&
223 	    link_conf->he_support)
224 		mode = IEEE80211_SMPS_STATIC;
225 
226 	iwl_mvm_update_smps(mvm, vif, IWL_MVM_SMPS_REQ_FW, mode,
227 			    link_conf->link_id);
228 }
229 
230 static void iwl_mvm_intf_dual_chain_req(void *data, u8 *mac,
231 					struct ieee80211_vif *vif)
232 {
233 	struct ieee80211_bss_conf *link_conf;
234 	unsigned int link_id;
235 
236 	rcu_read_lock();
237 
238 	for_each_vif_active_link(vif, link_conf, link_id)
239 		iwl_mvm_update_link_smps(vif, link_conf);
240 
241 	rcu_read_unlock();
242 }
243 
244 static void iwl_mvm_rx_thermal_dual_chain_req(struct iwl_mvm *mvm,
245 					      struct iwl_rx_cmd_buffer *rxb)
246 {
247 	struct iwl_rx_packet *pkt = rxb_addr(rxb);
248 	struct iwl_thermal_dual_chain_request *req = (void *)pkt->data;
249 
250 	/*
251 	 * We could pass it to the iterator data, but also need to remember
252 	 * it for new interfaces that are added while in this state.
253 	 */
254 	mvm->fw_static_smps_request =
255 		req->event == cpu_to_le32(THERMAL_DUAL_CHAIN_REQ_DISABLE);
256 	ieee80211_iterate_interfaces(mvm->hw,
257 				     IEEE80211_IFACE_SKIP_SDATA_NOT_IN_DRIVER,
258 				     iwl_mvm_intf_dual_chain_req, NULL);
259 }
260 
261 /**
262  * enum iwl_rx_handler_context context for Rx handler
263  * @RX_HANDLER_SYNC : this means that it will be called in the Rx path
264  *	which can't acquire mvm->mutex.
265  * @RX_HANDLER_ASYNC_LOCKED : If the handler needs to hold mvm->mutex
266  *	(and only in this case!), it should be set as ASYNC. In that case,
267  *	it will be called from a worker with mvm->mutex held.
268  * @RX_HANDLER_ASYNC_UNLOCKED : in case the handler needs to lock the
269  *	mutex itself, it will be called from a worker without mvm->mutex held.
270  */
271 enum iwl_rx_handler_context {
272 	RX_HANDLER_SYNC,
273 	RX_HANDLER_ASYNC_LOCKED,
274 	RX_HANDLER_ASYNC_UNLOCKED,
275 };
276 
277 /**
278  * struct iwl_rx_handlers handler for FW notification
279  * @cmd_id: command id
280  * @min_size: minimum size to expect for the notification
281  * @context: see &iwl_rx_handler_context
282  * @fn: the function is called when notification is received
283  */
284 struct iwl_rx_handlers {
285 	u16 cmd_id, min_size;
286 	enum iwl_rx_handler_context context;
287 	void (*fn)(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
288 };
289 
290 #define RX_HANDLER_NO_SIZE(_cmd_id, _fn, _context)		\
291 	{ .cmd_id = _cmd_id, .fn = _fn, .context = _context, }
292 #define RX_HANDLER_GRP_NO_SIZE(_grp, _cmd, _fn, _context)	\
293 	{ .cmd_id = WIDE_ID(_grp, _cmd), .fn = _fn, .context = _context, }
294 #define RX_HANDLER(_cmd_id, _fn, _context, _struct)		\
295 	{ .cmd_id = _cmd_id, .fn = _fn,				\
296 	  .context = _context, .min_size = sizeof(_struct), }
297 #define RX_HANDLER_GRP(_grp, _cmd, _fn, _context, _struct)	\
298 	{ .cmd_id = WIDE_ID(_grp, _cmd), .fn = _fn,		\
299 	  .context = _context, .min_size = sizeof(_struct), }
300 
301 /*
302  * Handlers for fw notifications
303  * Convention: RX_HANDLER(CMD_NAME, iwl_mvm_rx_CMD_NAME
304  * This list should be in order of frequency for performance purposes.
305  *
306  * The handler can be one from three contexts, see &iwl_rx_handler_context
307  */
308 static const struct iwl_rx_handlers iwl_mvm_rx_handlers[] = {
309 	RX_HANDLER(TX_CMD, iwl_mvm_rx_tx_cmd, RX_HANDLER_SYNC,
310 		   struct iwl_mvm_tx_resp),
311 	RX_HANDLER(BA_NOTIF, iwl_mvm_rx_ba_notif, RX_HANDLER_SYNC,
312 		   struct iwl_mvm_ba_notif),
313 
314 	RX_HANDLER_GRP(DATA_PATH_GROUP, TLC_MNG_UPDATE_NOTIF,
315 		       iwl_mvm_tlc_update_notif, RX_HANDLER_SYNC,
316 		       struct iwl_tlc_update_notif),
317 
318 	RX_HANDLER(BT_PROFILE_NOTIFICATION, iwl_mvm_rx_bt_coex_notif,
319 		   RX_HANDLER_ASYNC_LOCKED, struct iwl_bt_coex_profile_notif),
320 	RX_HANDLER_NO_SIZE(BEACON_NOTIFICATION, iwl_mvm_rx_beacon_notif,
321 			   RX_HANDLER_ASYNC_LOCKED),
322 	RX_HANDLER_NO_SIZE(STATISTICS_NOTIFICATION, iwl_mvm_rx_statistics,
323 			   RX_HANDLER_ASYNC_LOCKED),
324 
325 	RX_HANDLER(BA_WINDOW_STATUS_NOTIFICATION_ID,
326 		   iwl_mvm_window_status_notif, RX_HANDLER_SYNC,
327 		   struct iwl_ba_window_status_notif),
328 
329 	RX_HANDLER(TIME_EVENT_NOTIFICATION, iwl_mvm_rx_time_event_notif,
330 		   RX_HANDLER_SYNC, struct iwl_time_event_notif),
331 	RX_HANDLER_GRP(MAC_CONF_GROUP, SESSION_PROTECTION_NOTIF,
332 		       iwl_mvm_rx_session_protect_notif, RX_HANDLER_SYNC,
333 		       struct iwl_mvm_session_prot_notif),
334 	RX_HANDLER(MCC_CHUB_UPDATE_CMD, iwl_mvm_rx_chub_update_mcc,
335 		   RX_HANDLER_ASYNC_LOCKED, struct iwl_mcc_chub_notif),
336 
337 	RX_HANDLER(EOSP_NOTIFICATION, iwl_mvm_rx_eosp_notif, RX_HANDLER_SYNC,
338 		   struct iwl_mvm_eosp_notification),
339 
340 	RX_HANDLER(SCAN_ITERATION_COMPLETE,
341 		   iwl_mvm_rx_lmac_scan_iter_complete_notif, RX_HANDLER_SYNC,
342 		   struct iwl_lmac_scan_complete_notif),
343 	RX_HANDLER(SCAN_OFFLOAD_COMPLETE,
344 		   iwl_mvm_rx_lmac_scan_complete_notif,
345 		   RX_HANDLER_ASYNC_LOCKED, struct iwl_periodic_scan_complete),
346 	RX_HANDLER_NO_SIZE(MATCH_FOUND_NOTIFICATION,
347 			   iwl_mvm_rx_scan_match_found,
348 			   RX_HANDLER_SYNC),
349 	RX_HANDLER(SCAN_COMPLETE_UMAC, iwl_mvm_rx_umac_scan_complete_notif,
350 		   RX_HANDLER_ASYNC_LOCKED, struct iwl_umac_scan_complete),
351 	RX_HANDLER(SCAN_ITERATION_COMPLETE_UMAC,
352 		   iwl_mvm_rx_umac_scan_iter_complete_notif, RX_HANDLER_SYNC,
353 		   struct iwl_umac_scan_iter_complete_notif),
354 
355 	RX_HANDLER(MISSED_BEACONS_NOTIFICATION, iwl_mvm_rx_missed_beacons_notif,
356 		   RX_HANDLER_SYNC, struct iwl_missed_beacons_notif),
357 
358 	RX_HANDLER(REPLY_ERROR, iwl_mvm_rx_fw_error, RX_HANDLER_SYNC,
359 		   struct iwl_error_resp),
360 	RX_HANDLER(PSM_UAPSD_AP_MISBEHAVING_NOTIFICATION,
361 		   iwl_mvm_power_uapsd_misbehaving_ap_notif, RX_HANDLER_SYNC,
362 		   struct iwl_uapsd_misbehaving_ap_notif),
363 	RX_HANDLER_NO_SIZE(DTS_MEASUREMENT_NOTIFICATION, iwl_mvm_temp_notif,
364 			   RX_HANDLER_ASYNC_LOCKED),
365 	RX_HANDLER_GRP_NO_SIZE(PHY_OPS_GROUP, DTS_MEASUREMENT_NOTIF_WIDE,
366 			       iwl_mvm_temp_notif, RX_HANDLER_ASYNC_UNLOCKED),
367 	RX_HANDLER_GRP(PHY_OPS_GROUP, CT_KILL_NOTIFICATION,
368 		       iwl_mvm_ct_kill_notif, RX_HANDLER_SYNC,
369 		       struct ct_kill_notif),
370 
371 	RX_HANDLER(TDLS_CHANNEL_SWITCH_NOTIFICATION, iwl_mvm_rx_tdls_notif,
372 		   RX_HANDLER_ASYNC_LOCKED,
373 		   struct iwl_tdls_channel_switch_notif),
374 	RX_HANDLER(MFUART_LOAD_NOTIFICATION, iwl_mvm_rx_mfuart_notif,
375 		   RX_HANDLER_SYNC, struct iwl_mfuart_load_notif_v1),
376 	RX_HANDLER_GRP(LOCATION_GROUP, TOF_RESPONDER_STATS,
377 		       iwl_mvm_ftm_responder_stats, RX_HANDLER_ASYNC_LOCKED,
378 		       struct iwl_ftm_responder_stats),
379 
380 	RX_HANDLER_GRP_NO_SIZE(LOCATION_GROUP, TOF_RANGE_RESPONSE_NOTIF,
381 			       iwl_mvm_ftm_range_resp, RX_HANDLER_ASYNC_LOCKED),
382 	RX_HANDLER_GRP_NO_SIZE(LOCATION_GROUP, TOF_LC_NOTIF,
383 			       iwl_mvm_ftm_lc_notif, RX_HANDLER_ASYNC_LOCKED),
384 
385 	RX_HANDLER_GRP(DEBUG_GROUP, MFU_ASSERT_DUMP_NTF,
386 		       iwl_mvm_mfu_assert_dump_notif, RX_HANDLER_SYNC,
387 		       struct iwl_mfu_assert_dump_notif),
388 	RX_HANDLER_GRP(PROT_OFFLOAD_GROUP, STORED_BEACON_NTF,
389 		       iwl_mvm_rx_stored_beacon_notif, RX_HANDLER_SYNC,
390 		       struct iwl_stored_beacon_notif_v2),
391 	RX_HANDLER_GRP(DATA_PATH_GROUP, MU_GROUP_MGMT_NOTIF,
392 		       iwl_mvm_mu_mimo_grp_notif, RX_HANDLER_SYNC,
393 		       struct iwl_mu_group_mgmt_notif),
394 	RX_HANDLER_GRP(DATA_PATH_GROUP, STA_PM_NOTIF,
395 		       iwl_mvm_sta_pm_notif, RX_HANDLER_SYNC,
396 		       struct iwl_mvm_pm_state_notification),
397 	RX_HANDLER_GRP(MAC_CONF_GROUP, PROBE_RESPONSE_DATA_NOTIF,
398 		       iwl_mvm_probe_resp_data_notif,
399 		       RX_HANDLER_ASYNC_LOCKED,
400 		       struct iwl_probe_resp_data_notif),
401 	RX_HANDLER_GRP(MAC_CONF_GROUP, CHANNEL_SWITCH_START_NOTIF,
402 		       iwl_mvm_channel_switch_start_notif,
403 		       RX_HANDLER_SYNC, struct iwl_channel_switch_start_notif),
404 	RX_HANDLER_GRP(MAC_CONF_GROUP, CHANNEL_SWITCH_ERROR_NOTIF,
405 		       iwl_mvm_channel_switch_error_notif,
406 		       RX_HANDLER_ASYNC_UNLOCKED,
407 		       struct iwl_channel_switch_error_notif),
408 	RX_HANDLER_GRP(DATA_PATH_GROUP, MONITOR_NOTIF,
409 		       iwl_mvm_rx_monitor_notif, RX_HANDLER_ASYNC_LOCKED,
410 		       struct iwl_datapath_monitor_notif),
411 
412 	RX_HANDLER_GRP(DATA_PATH_GROUP, THERMAL_DUAL_CHAIN_REQUEST,
413 		       iwl_mvm_rx_thermal_dual_chain_req,
414 		       RX_HANDLER_ASYNC_LOCKED,
415 		       struct iwl_thermal_dual_chain_request),
416 
417 	RX_HANDLER_GRP(SYSTEM_GROUP, RFI_DEACTIVATE_NOTIF,
418 		       iwl_rfi_deactivate_notif_handler, RX_HANDLER_ASYNC_UNLOCKED,
419 		       struct iwl_rfi_deactivate_notif),
420 
421 	RX_HANDLER_GRP(LEGACY_GROUP,
422 		       WNM_80211V_TIMING_MEASUREMENT_NOTIFICATION,
423 		       iwl_mvm_time_sync_msmt_event, RX_HANDLER_SYNC,
424 		       struct iwl_time_msmt_notify),
425 	RX_HANDLER_GRP(LEGACY_GROUP,
426 		       WNM_80211V_TIMING_MEASUREMENT_CONFIRM_NOTIFICATION,
427 		       iwl_mvm_time_sync_msmt_confirm_event, RX_HANDLER_SYNC,
428 		       struct iwl_time_msmt_cfm_notify),
429 };
430 #undef RX_HANDLER
431 #undef RX_HANDLER_GRP
432 
433 /* Please keep this array *SORTED* by hex value.
434  * Access is done through binary search
435  */
436 static const struct iwl_hcmd_names iwl_mvm_legacy_names[] = {
437 	HCMD_NAME(UCODE_ALIVE_NTFY),
438 	HCMD_NAME(REPLY_ERROR),
439 	HCMD_NAME(ECHO_CMD),
440 	HCMD_NAME(INIT_COMPLETE_NOTIF),
441 	HCMD_NAME(PHY_CONTEXT_CMD),
442 	HCMD_NAME(DBG_CFG),
443 	HCMD_NAME(SCAN_CFG_CMD),
444 	HCMD_NAME(SCAN_REQ_UMAC),
445 	HCMD_NAME(SCAN_ABORT_UMAC),
446 	HCMD_NAME(SCAN_COMPLETE_UMAC),
447 	HCMD_NAME(BA_WINDOW_STATUS_NOTIFICATION_ID),
448 	HCMD_NAME(ADD_STA_KEY),
449 	HCMD_NAME(ADD_STA),
450 	HCMD_NAME(REMOVE_STA),
451 	HCMD_NAME(TX_CMD),
452 	HCMD_NAME(SCD_QUEUE_CFG),
453 	HCMD_NAME(TXPATH_FLUSH),
454 	HCMD_NAME(MGMT_MCAST_KEY),
455 	HCMD_NAME(WEP_KEY),
456 	HCMD_NAME(SHARED_MEM_CFG),
457 	HCMD_NAME(TDLS_CHANNEL_SWITCH_CMD),
458 	HCMD_NAME(MAC_CONTEXT_CMD),
459 	HCMD_NAME(TIME_EVENT_CMD),
460 	HCMD_NAME(TIME_EVENT_NOTIFICATION),
461 	HCMD_NAME(BINDING_CONTEXT_CMD),
462 	HCMD_NAME(TIME_QUOTA_CMD),
463 	HCMD_NAME(NON_QOS_TX_COUNTER_CMD),
464 	HCMD_NAME(LEDS_CMD),
465 	HCMD_NAME(LQ_CMD),
466 	HCMD_NAME(FW_PAGING_BLOCK_CMD),
467 	HCMD_NAME(SCAN_OFFLOAD_REQUEST_CMD),
468 	HCMD_NAME(SCAN_OFFLOAD_ABORT_CMD),
469 	HCMD_NAME(HOT_SPOT_CMD),
470 	HCMD_NAME(SCAN_OFFLOAD_PROFILES_QUERY_CMD),
471 	HCMD_NAME(BT_COEX_UPDATE_REDUCED_TXP),
472 	HCMD_NAME(BT_COEX_CI),
473 	HCMD_NAME(WNM_80211V_TIMING_MEASUREMENT_NOTIFICATION),
474 	HCMD_NAME(WNM_80211V_TIMING_MEASUREMENT_CONFIRM_NOTIFICATION),
475 	HCMD_NAME(PHY_CONFIGURATION_CMD),
476 	HCMD_NAME(CALIB_RES_NOTIF_PHY_DB),
477 	HCMD_NAME(PHY_DB_CMD),
478 	HCMD_NAME(SCAN_OFFLOAD_COMPLETE),
479 	HCMD_NAME(SCAN_OFFLOAD_UPDATE_PROFILES_CMD),
480 	HCMD_NAME(POWER_TABLE_CMD),
481 	HCMD_NAME(PSM_UAPSD_AP_MISBEHAVING_NOTIFICATION),
482 	HCMD_NAME(REPLY_THERMAL_MNG_BACKOFF),
483 	HCMD_NAME(NVM_ACCESS_CMD),
484 	HCMD_NAME(BEACON_NOTIFICATION),
485 	HCMD_NAME(BEACON_TEMPLATE_CMD),
486 	HCMD_NAME(TX_ANT_CONFIGURATION_CMD),
487 	HCMD_NAME(BT_CONFIG),
488 	HCMD_NAME(STATISTICS_CMD),
489 	HCMD_NAME(STATISTICS_NOTIFICATION),
490 	HCMD_NAME(EOSP_NOTIFICATION),
491 	HCMD_NAME(REDUCE_TX_POWER_CMD),
492 	HCMD_NAME(MISSED_BEACONS_NOTIFICATION),
493 	HCMD_NAME(TDLS_CONFIG_CMD),
494 	HCMD_NAME(MAC_PM_POWER_TABLE),
495 	HCMD_NAME(TDLS_CHANNEL_SWITCH_NOTIFICATION),
496 	HCMD_NAME(MFUART_LOAD_NOTIFICATION),
497 	HCMD_NAME(RSS_CONFIG_CMD),
498 	HCMD_NAME(SCAN_ITERATION_COMPLETE_UMAC),
499 	HCMD_NAME(REPLY_RX_PHY_CMD),
500 	HCMD_NAME(REPLY_RX_MPDU_CMD),
501 	HCMD_NAME(BAR_FRAME_RELEASE),
502 	HCMD_NAME(FRAME_RELEASE),
503 	HCMD_NAME(BA_NOTIF),
504 	HCMD_NAME(MCC_UPDATE_CMD),
505 	HCMD_NAME(MCC_CHUB_UPDATE_CMD),
506 	HCMD_NAME(MARKER_CMD),
507 	HCMD_NAME(BT_PROFILE_NOTIFICATION),
508 	HCMD_NAME(MCAST_FILTER_CMD),
509 	HCMD_NAME(REPLY_SF_CFG_CMD),
510 	HCMD_NAME(REPLY_BEACON_FILTERING_CMD),
511 	HCMD_NAME(D3_CONFIG_CMD),
512 	HCMD_NAME(PROT_OFFLOAD_CONFIG_CMD),
513 	HCMD_NAME(MATCH_FOUND_NOTIFICATION),
514 	HCMD_NAME(DTS_MEASUREMENT_NOTIFICATION),
515 	HCMD_NAME(WOWLAN_PATTERNS),
516 	HCMD_NAME(WOWLAN_CONFIGURATION),
517 	HCMD_NAME(WOWLAN_TSC_RSC_PARAM),
518 	HCMD_NAME(WOWLAN_TKIP_PARAM),
519 	HCMD_NAME(WOWLAN_KEK_KCK_MATERIAL),
520 	HCMD_NAME(WOWLAN_GET_STATUSES),
521 	HCMD_NAME(SCAN_ITERATION_COMPLETE),
522 	HCMD_NAME(D0I3_END_CMD),
523 	HCMD_NAME(LTR_CONFIG),
524 	HCMD_NAME(LDBG_CONFIG_CMD),
525 };
526 
527 /* Please keep this array *SORTED* by hex value.
528  * Access is done through binary search
529  */
530 static const struct iwl_hcmd_names iwl_mvm_system_names[] = {
531 	HCMD_NAME(SHARED_MEM_CFG_CMD),
532 	HCMD_NAME(INIT_EXTENDED_CFG_CMD),
533 	HCMD_NAME(FW_ERROR_RECOVERY_CMD),
534 	HCMD_NAME(RFI_CONFIG_CMD),
535 	HCMD_NAME(RFI_GET_FREQ_TABLE_CMD),
536 	HCMD_NAME(SYSTEM_FEATURES_CONTROL_CMD),
537 	HCMD_NAME(RFI_DEACTIVATE_NOTIF),
538 };
539 
540 /* Please keep this array *SORTED* by hex value.
541  * Access is done through binary search
542  */
543 static const struct iwl_hcmd_names iwl_mvm_mac_conf_names[] = {
544 	HCMD_NAME(CHANNEL_SWITCH_TIME_EVENT_CMD),
545 	HCMD_NAME(SESSION_PROTECTION_CMD),
546 	HCMD_NAME(MAC_CONFIG_CMD),
547 	HCMD_NAME(LINK_CONFIG_CMD),
548 	HCMD_NAME(STA_CONFIG_CMD),
549 	HCMD_NAME(AUX_STA_CMD),
550 	HCMD_NAME(STA_REMOVE_CMD),
551 	HCMD_NAME(STA_DISABLE_TX_CMD),
552 	HCMD_NAME(SESSION_PROTECTION_NOTIF),
553 	HCMD_NAME(CHANNEL_SWITCH_START_NOTIF),
554 };
555 
556 /* Please keep this array *SORTED* by hex value.
557  * Access is done through binary search
558  */
559 static const struct iwl_hcmd_names iwl_mvm_phy_names[] = {
560 	HCMD_NAME(CMD_DTS_MEASUREMENT_TRIGGER_WIDE),
561 	HCMD_NAME(CTDP_CONFIG_CMD),
562 	HCMD_NAME(TEMP_REPORTING_THRESHOLDS_CMD),
563 	HCMD_NAME(PER_CHAIN_LIMIT_OFFSET_CMD),
564 	HCMD_NAME(CT_KILL_NOTIFICATION),
565 	HCMD_NAME(DTS_MEASUREMENT_NOTIF_WIDE),
566 };
567 
568 /* Please keep this array *SORTED* by hex value.
569  * Access is done through binary search
570  */
571 static const struct iwl_hcmd_names iwl_mvm_data_path_names[] = {
572 	HCMD_NAME(DQA_ENABLE_CMD),
573 	HCMD_NAME(UPDATE_MU_GROUPS_CMD),
574 	HCMD_NAME(TRIGGER_RX_QUEUES_NOTIF_CMD),
575 	HCMD_NAME(STA_HE_CTXT_CMD),
576 	HCMD_NAME(RLC_CONFIG_CMD),
577 	HCMD_NAME(RFH_QUEUE_CONFIG_CMD),
578 	HCMD_NAME(TLC_MNG_CONFIG_CMD),
579 	HCMD_NAME(CHEST_COLLECTOR_FILTER_CONFIG_CMD),
580 	HCMD_NAME(SCD_QUEUE_CONFIG_CMD),
581 	HCMD_NAME(SEC_KEY_CMD),
582 	HCMD_NAME(MONITOR_NOTIF),
583 	HCMD_NAME(THERMAL_DUAL_CHAIN_REQUEST),
584 	HCMD_NAME(STA_PM_NOTIF),
585 	HCMD_NAME(MU_GROUP_MGMT_NOTIF),
586 	HCMD_NAME(RX_QUEUES_NOTIFICATION),
587 };
588 
589 /* Please keep this array *SORTED* by hex value.
590  * Access is done through binary search
591  */
592 static const struct iwl_hcmd_names iwl_mvm_scan_names[] = {
593 	HCMD_NAME(OFFLOAD_MATCH_INFO_NOTIF),
594 };
595 
596 /* Please keep this array *SORTED* by hex value.
597  * Access is done through binary search
598  */
599 static const struct iwl_hcmd_names iwl_mvm_location_names[] = {
600 	HCMD_NAME(TOF_RANGE_REQ_CMD),
601 	HCMD_NAME(TOF_CONFIG_CMD),
602 	HCMD_NAME(TOF_RANGE_ABORT_CMD),
603 	HCMD_NAME(TOF_RANGE_REQ_EXT_CMD),
604 	HCMD_NAME(TOF_RESPONDER_CONFIG_CMD),
605 	HCMD_NAME(TOF_RESPONDER_DYN_CONFIG_CMD),
606 	HCMD_NAME(TOF_LC_NOTIF),
607 	HCMD_NAME(TOF_RESPONDER_STATS),
608 	HCMD_NAME(TOF_MCSI_DEBUG_NOTIF),
609 	HCMD_NAME(TOF_RANGE_RESPONSE_NOTIF),
610 };
611 
612 /* Please keep this array *SORTED* by hex value.
613  * Access is done through binary search
614  */
615 static const struct iwl_hcmd_names iwl_mvm_prot_offload_names[] = {
616 	HCMD_NAME(WOWLAN_WAKE_PKT_NOTIFICATION),
617 	HCMD_NAME(WOWLAN_INFO_NOTIFICATION),
618 	HCMD_NAME(D3_END_NOTIFICATION),
619 	HCMD_NAME(STORED_BEACON_NTF),
620 };
621 
622 /* Please keep this array *SORTED* by hex value.
623  * Access is done through binary search
624  */
625 static const struct iwl_hcmd_names iwl_mvm_regulatory_and_nvm_names[] = {
626 	HCMD_NAME(NVM_ACCESS_COMPLETE),
627 	HCMD_NAME(NVM_GET_INFO),
628 	HCMD_NAME(TAS_CONFIG),
629 };
630 
631 static const struct iwl_hcmd_arr iwl_mvm_groups[] = {
632 	[LEGACY_GROUP] = HCMD_ARR(iwl_mvm_legacy_names),
633 	[LONG_GROUP] = HCMD_ARR(iwl_mvm_legacy_names),
634 	[SYSTEM_GROUP] = HCMD_ARR(iwl_mvm_system_names),
635 	[MAC_CONF_GROUP] = HCMD_ARR(iwl_mvm_mac_conf_names),
636 	[PHY_OPS_GROUP] = HCMD_ARR(iwl_mvm_phy_names),
637 	[DATA_PATH_GROUP] = HCMD_ARR(iwl_mvm_data_path_names),
638 	[SCAN_GROUP] = HCMD_ARR(iwl_mvm_scan_names),
639 	[LOCATION_GROUP] = HCMD_ARR(iwl_mvm_location_names),
640 	[PROT_OFFLOAD_GROUP] = HCMD_ARR(iwl_mvm_prot_offload_names),
641 	[REGULATORY_AND_NVM_GROUP] =
642 		HCMD_ARR(iwl_mvm_regulatory_and_nvm_names),
643 };
644 
645 /* this forward declaration can avoid to export the function */
646 static void iwl_mvm_async_handlers_wk(struct work_struct *wk);
647 
648 static u32 iwl_mvm_min_backoff(struct iwl_mvm *mvm)
649 {
650 	const struct iwl_pwr_tx_backoff *backoff = mvm->cfg->pwr_tx_backoffs;
651 	u64 dflt_pwr_limit;
652 
653 	if (!backoff)
654 		return 0;
655 
656 	dflt_pwr_limit = iwl_acpi_get_pwr_limit(mvm->dev);
657 
658 	while (backoff->pwr) {
659 		if (dflt_pwr_limit >= backoff->pwr)
660 			return backoff->backoff;
661 
662 		backoff++;
663 	}
664 
665 	return 0;
666 }
667 
668 static void iwl_mvm_tx_unblock_dwork(struct work_struct *work)
669 {
670 	struct iwl_mvm *mvm =
671 		container_of(work, struct iwl_mvm, cs_tx_unblock_dwork.work);
672 	struct ieee80211_vif *tx_blocked_vif;
673 	struct iwl_mvm_vif *mvmvif;
674 
675 	mutex_lock(&mvm->mutex);
676 
677 	tx_blocked_vif =
678 		rcu_dereference_protected(mvm->csa_tx_blocked_vif,
679 					  lockdep_is_held(&mvm->mutex));
680 
681 	if (!tx_blocked_vif)
682 		goto unlock;
683 
684 	mvmvif = iwl_mvm_vif_from_mac80211(tx_blocked_vif);
685 	iwl_mvm_modify_all_sta_disable_tx(mvm, mvmvif, false);
686 	RCU_INIT_POINTER(mvm->csa_tx_blocked_vif, NULL);
687 unlock:
688 	mutex_unlock(&mvm->mutex);
689 }
690 
691 static void iwl_mvm_fwrt_dump_start(void *ctx)
692 {
693 	struct iwl_mvm *mvm = ctx;
694 
695 	mutex_lock(&mvm->mutex);
696 }
697 
698 static void iwl_mvm_fwrt_dump_end(void *ctx)
699 {
700 	struct iwl_mvm *mvm = ctx;
701 
702 	mutex_unlock(&mvm->mutex);
703 }
704 
705 static bool iwl_mvm_fwrt_fw_running(void *ctx)
706 {
707 	return iwl_mvm_firmware_running(ctx);
708 }
709 
710 static int iwl_mvm_fwrt_send_hcmd(void *ctx, struct iwl_host_cmd *host_cmd)
711 {
712 	struct iwl_mvm *mvm = (struct iwl_mvm *)ctx;
713 	int ret;
714 
715 	mutex_lock(&mvm->mutex);
716 	ret = iwl_mvm_send_cmd(mvm, host_cmd);
717 	mutex_unlock(&mvm->mutex);
718 
719 	return ret;
720 }
721 
722 static bool iwl_mvm_d3_debug_enable(void *ctx)
723 {
724 	return IWL_MVM_D3_DEBUG;
725 }
726 
727 static const struct iwl_fw_runtime_ops iwl_mvm_fwrt_ops = {
728 	.dump_start = iwl_mvm_fwrt_dump_start,
729 	.dump_end = iwl_mvm_fwrt_dump_end,
730 	.fw_running = iwl_mvm_fwrt_fw_running,
731 	.send_hcmd = iwl_mvm_fwrt_send_hcmd,
732 	.d3_debug_enable = iwl_mvm_d3_debug_enable,
733 };
734 
735 static int iwl_mvm_start_get_nvm(struct iwl_mvm *mvm)
736 {
737 	struct iwl_trans *trans = mvm->trans;
738 	int ret;
739 
740 	if (trans->csme_own) {
741 		if (WARN(!mvm->mei_registered,
742 			 "csme is owner, but we aren't registered to iwlmei\n"))
743 			goto get_nvm_from_fw;
744 
745 		mvm->mei_nvm_data = iwl_mei_get_nvm();
746 		if (mvm->mei_nvm_data) {
747 			/*
748 			 * mvm->mei_nvm_data is set and because of that,
749 			 * we'll load the NVM from the FW when we'll get
750 			 * ownership.
751 			 */
752 			mvm->nvm_data =
753 				iwl_parse_mei_nvm_data(trans, trans->cfg,
754 						       mvm->mei_nvm_data, mvm->fw);
755 			return 0;
756 		}
757 
758 		IWL_ERR(mvm,
759 			"Got a NULL NVM from CSME, trying to get it from the device\n");
760 	}
761 
762 get_nvm_from_fw:
763 	rtnl_lock();
764 	wiphy_lock(mvm->hw->wiphy);
765 	mutex_lock(&mvm->mutex);
766 
767 	ret = iwl_trans_start_hw(mvm->trans);
768 	if (ret) {
769 		mutex_unlock(&mvm->mutex);
770 		wiphy_unlock(mvm->hw->wiphy);
771 		rtnl_unlock();
772 		return ret;
773 	}
774 
775 	ret = iwl_run_init_mvm_ucode(mvm);
776 	if (ret && ret != -ERFKILL)
777 		iwl_fw_dbg_error_collect(&mvm->fwrt, FW_DBG_TRIGGER_DRIVER);
778 	if (!ret && iwl_mvm_is_lar_supported(mvm)) {
779 		mvm->hw->wiphy->regulatory_flags |= REGULATORY_WIPHY_SELF_MANAGED;
780 		ret = iwl_mvm_init_mcc(mvm);
781 	}
782 
783 	if (!iwlmvm_mod_params.init_dbg || !ret)
784 		iwl_mvm_stop_device(mvm);
785 
786 	mutex_unlock(&mvm->mutex);
787 	wiphy_unlock(mvm->hw->wiphy);
788 	rtnl_unlock();
789 
790 	if (ret)
791 		IWL_ERR(mvm, "Failed to run INIT ucode: %d\n", ret);
792 
793 	return ret;
794 }
795 
796 static int iwl_mvm_start_post_nvm(struct iwl_mvm *mvm)
797 {
798 	struct iwl_mvm_csme_conn_info *csme_conn_info __maybe_unused;
799 	int ret;
800 
801 	iwl_mvm_toggle_tx_ant(mvm, &mvm->mgmt_last_antenna_idx);
802 
803 	ret = iwl_mvm_mac_setup_register(mvm);
804 	if (ret)
805 		return ret;
806 
807 	mvm->hw_registered = true;
808 
809 	iwl_mvm_dbgfs_register(mvm);
810 
811 	wiphy_rfkill_set_hw_state_reason(mvm->hw->wiphy,
812 					 mvm->mei_rfkill_blocked,
813 					 RFKILL_HARD_BLOCK_NOT_OWNER);
814 
815 	iwl_mvm_mei_set_sw_rfkill_state(mvm);
816 
817 	return 0;
818 }
819 
820 struct iwl_mvm_frob_txf_data {
821 	u8 *buf;
822 	size_t buflen;
823 };
824 
825 static void iwl_mvm_frob_txf_key_iter(struct ieee80211_hw *hw,
826 				      struct ieee80211_vif *vif,
827 				      struct ieee80211_sta *sta,
828 				      struct ieee80211_key_conf *key,
829 				      void *data)
830 {
831 	struct iwl_mvm_frob_txf_data *txf = data;
832 	u8 keylen, match, matchend;
833 	u8 *keydata;
834 	size_t i;
835 
836 	switch (key->cipher) {
837 	case WLAN_CIPHER_SUITE_CCMP:
838 		keydata = key->key;
839 		keylen = key->keylen;
840 		break;
841 	case WLAN_CIPHER_SUITE_WEP40:
842 	case WLAN_CIPHER_SUITE_WEP104:
843 	case WLAN_CIPHER_SUITE_TKIP:
844 		/*
845 		 * WEP has short keys which might show up in the payload,
846 		 * and then you can deduce the key, so in this case just
847 		 * remove all FIFO data.
848 		 * For TKIP, we don't know the phase 2 keys here, so same.
849 		 */
850 		memset(txf->buf, 0xBB, txf->buflen);
851 		return;
852 	default:
853 		return;
854 	}
855 
856 	/* scan for key material and clear it out */
857 	match = 0;
858 	for (i = 0; i < txf->buflen; i++) {
859 		if (txf->buf[i] != keydata[match]) {
860 			match = 0;
861 			continue;
862 		}
863 		match++;
864 		if (match == keylen) {
865 			memset(txf->buf + i - keylen, 0xAA, keylen);
866 			match = 0;
867 		}
868 	}
869 
870 	/* we're dealing with a FIFO, so check wrapped around data */
871 	matchend = match;
872 	for (i = 0; match && i < keylen - match; i++) {
873 		if (txf->buf[i] != keydata[match])
874 			break;
875 		match++;
876 		if (match == keylen) {
877 			memset(txf->buf, 0xAA, i + 1);
878 			memset(txf->buf + txf->buflen - matchend, 0xAA,
879 			       matchend);
880 			break;
881 		}
882 	}
883 }
884 
885 static void iwl_mvm_frob_txf(void *ctx, void *buf, size_t buflen)
886 {
887 	struct iwl_mvm_frob_txf_data txf = {
888 		.buf = buf,
889 		.buflen = buflen,
890 	};
891 	struct iwl_mvm *mvm = ctx;
892 
893 	/* embedded key material exists only on old API */
894 	if (iwl_mvm_has_new_tx_api(mvm))
895 		return;
896 
897 	rcu_read_lock();
898 	ieee80211_iter_keys_rcu(mvm->hw, NULL, iwl_mvm_frob_txf_key_iter, &txf);
899 	rcu_read_unlock();
900 }
901 
902 static void iwl_mvm_frob_hcmd(void *ctx, void *hcmd, size_t len)
903 {
904 	/* we only use wide headers for commands */
905 	struct iwl_cmd_header_wide *hdr = hcmd;
906 	unsigned int frob_start = sizeof(*hdr), frob_end = 0;
907 
908 	if (len < sizeof(hdr))
909 		return;
910 
911 	/* all the commands we care about are in LONG_GROUP */
912 	if (hdr->group_id != LONG_GROUP)
913 		return;
914 
915 	switch (hdr->cmd) {
916 	case WEP_KEY:
917 	case WOWLAN_TKIP_PARAM:
918 	case WOWLAN_KEK_KCK_MATERIAL:
919 	case ADD_STA_KEY:
920 		/*
921 		 * blank out everything here, easier than dealing
922 		 * with the various versions of the command
923 		 */
924 		frob_end = INT_MAX;
925 		break;
926 	case MGMT_MCAST_KEY:
927 		frob_start = offsetof(struct iwl_mvm_mgmt_mcast_key_cmd, igtk);
928 		BUILD_BUG_ON(offsetof(struct iwl_mvm_mgmt_mcast_key_cmd, igtk) !=
929 			     offsetof(struct iwl_mvm_mgmt_mcast_key_cmd_v1, igtk));
930 
931 		frob_end = offsetofend(struct iwl_mvm_mgmt_mcast_key_cmd, igtk);
932 		BUILD_BUG_ON(offsetof(struct iwl_mvm_mgmt_mcast_key_cmd, igtk) <
933 			     offsetof(struct iwl_mvm_mgmt_mcast_key_cmd_v1, igtk));
934 		break;
935 	}
936 
937 	if (frob_start >= frob_end)
938 		return;
939 
940 	if (frob_end > len)
941 		frob_end = len;
942 
943 	memset((u8 *)hcmd + frob_start, 0xAA, frob_end - frob_start);
944 }
945 
946 static void iwl_mvm_frob_mem(void *ctx, u32 mem_addr, void *mem, size_t buflen)
947 {
948 	const struct iwl_dump_exclude *excl;
949 	struct iwl_mvm *mvm = ctx;
950 	int i;
951 
952 	switch (mvm->fwrt.cur_fw_img) {
953 	case IWL_UCODE_INIT:
954 	default:
955 		/* not relevant */
956 		return;
957 	case IWL_UCODE_REGULAR:
958 	case IWL_UCODE_REGULAR_USNIFFER:
959 		excl = mvm->fw->dump_excl;
960 		break;
961 	case IWL_UCODE_WOWLAN:
962 		excl = mvm->fw->dump_excl_wowlan;
963 		break;
964 	}
965 
966 	BUILD_BUG_ON(sizeof(mvm->fw->dump_excl) !=
967 		     sizeof(mvm->fw->dump_excl_wowlan));
968 
969 	for (i = 0; i < ARRAY_SIZE(mvm->fw->dump_excl); i++) {
970 		u32 start, end;
971 
972 		if (!excl[i].addr || !excl[i].size)
973 			continue;
974 
975 		start = excl[i].addr;
976 		end = start + excl[i].size;
977 
978 		if (end <= mem_addr || start >= mem_addr + buflen)
979 			continue;
980 
981 		if (start < mem_addr)
982 			start = mem_addr;
983 
984 		if (end > mem_addr + buflen)
985 			end = mem_addr + buflen;
986 
987 		memset((u8 *)mem + start - mem_addr, 0xAA, end - start);
988 	}
989 }
990 
991 static const struct iwl_dump_sanitize_ops iwl_mvm_sanitize_ops = {
992 	.frob_txf = iwl_mvm_frob_txf,
993 	.frob_hcmd = iwl_mvm_frob_hcmd,
994 	.frob_mem = iwl_mvm_frob_mem,
995 };
996 
997 static void iwl_mvm_me_conn_status(void *priv, const struct iwl_mei_conn_info *conn_info)
998 {
999 	struct iwl_mvm *mvm = priv;
1000 	struct iwl_mvm_csme_conn_info *prev_conn_info, *curr_conn_info;
1001 
1002 	/*
1003 	 * This is protected by the guarantee that this function will not be
1004 	 * called twice on two different threads
1005 	 */
1006 	prev_conn_info = rcu_dereference_protected(mvm->csme_conn_info, true);
1007 
1008 	curr_conn_info = kzalloc(sizeof(*curr_conn_info), GFP_KERNEL);
1009 	if (!curr_conn_info)
1010 		return;
1011 
1012 	curr_conn_info->conn_info = *conn_info;
1013 
1014 	rcu_assign_pointer(mvm->csme_conn_info, curr_conn_info);
1015 
1016 	if (prev_conn_info)
1017 		kfree_rcu(prev_conn_info, rcu_head);
1018 }
1019 
1020 static void iwl_mvm_mei_rfkill(void *priv, bool blocked,
1021 			       bool csme_taking_ownership)
1022 {
1023 	struct iwl_mvm *mvm = priv;
1024 
1025 	if (blocked && !csme_taking_ownership)
1026 		return;
1027 
1028 	mvm->mei_rfkill_blocked = blocked;
1029 	if (!mvm->hw_registered)
1030 		return;
1031 
1032 	wiphy_rfkill_set_hw_state_reason(mvm->hw->wiphy,
1033 					 mvm->mei_rfkill_blocked,
1034 					 RFKILL_HARD_BLOCK_NOT_OWNER);
1035 }
1036 
1037 static void iwl_mvm_mei_roaming_forbidden(void *priv, bool forbidden)
1038 {
1039 	struct iwl_mvm *mvm = priv;
1040 
1041 	if (!mvm->hw_registered || !mvm->csme_vif)
1042 		return;
1043 
1044 	iwl_mvm_send_roaming_forbidden_event(mvm, mvm->csme_vif, forbidden);
1045 }
1046 
1047 static void iwl_mvm_sap_connected_wk(struct work_struct *wk)
1048 {
1049 	struct iwl_mvm *mvm =
1050 		container_of(wk, struct iwl_mvm, sap_connected_wk);
1051 	int ret;
1052 
1053 	ret = iwl_mvm_start_get_nvm(mvm);
1054 	if (ret)
1055 		goto out_free;
1056 
1057 	ret = iwl_mvm_start_post_nvm(mvm);
1058 	if (ret)
1059 		goto out_free;
1060 
1061 	return;
1062 
1063 out_free:
1064 	IWL_ERR(mvm, "Couldn't get started...\n");
1065 	iwl_mei_start_unregister();
1066 	iwl_mei_unregister_complete();
1067 	iwl_fw_flush_dumps(&mvm->fwrt);
1068 	iwl_mvm_thermal_exit(mvm);
1069 	iwl_fw_runtime_free(&mvm->fwrt);
1070 	iwl_phy_db_free(mvm->phy_db);
1071 	kfree(mvm->scan_cmd);
1072 	iwl_trans_op_mode_leave(mvm->trans);
1073 	kfree(mvm->nvm_data);
1074 	kfree(mvm->mei_nvm_data);
1075 
1076 	ieee80211_free_hw(mvm->hw);
1077 }
1078 
1079 static void iwl_mvm_mei_sap_connected(void *priv)
1080 {
1081 	struct iwl_mvm *mvm = priv;
1082 
1083 	if (!mvm->hw_registered)
1084 		schedule_work(&mvm->sap_connected_wk);
1085 }
1086 
1087 static void iwl_mvm_mei_nic_stolen(void *priv)
1088 {
1089 	struct iwl_mvm *mvm = priv;
1090 
1091 	rtnl_lock();
1092 	cfg80211_shutdown_all_interfaces(mvm->hw->wiphy);
1093 	rtnl_unlock();
1094 }
1095 
1096 static const struct iwl_mei_ops mei_ops = {
1097 	.me_conn_status = iwl_mvm_me_conn_status,
1098 	.rfkill = iwl_mvm_mei_rfkill,
1099 	.roaming_forbidden = iwl_mvm_mei_roaming_forbidden,
1100 	.sap_connected = iwl_mvm_mei_sap_connected,
1101 	.nic_stolen = iwl_mvm_mei_nic_stolen,
1102 };
1103 
1104 static struct iwl_op_mode *
1105 iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg,
1106 		      const struct iwl_fw *fw, struct dentry *dbgfs_dir)
1107 {
1108 	struct ieee80211_hw *hw;
1109 	struct iwl_op_mode *op_mode;
1110 	struct iwl_mvm *mvm;
1111 	struct iwl_trans_config trans_cfg = {};
1112 	static const u8 no_reclaim_cmds[] = {
1113 		TX_CMD,
1114 	};
1115 	u32 max_agg;
1116 	size_t scan_size;
1117 	u32 min_backoff;
1118 	struct iwl_mvm_csme_conn_info *csme_conn_info __maybe_unused;
1119 
1120 	/*
1121 	 * We use IWL_MVM_STATION_COUNT_MAX to check the validity of the station
1122 	 * index all over the driver - check that its value corresponds to the
1123 	 * array size.
1124 	 */
1125 	BUILD_BUG_ON(ARRAY_SIZE(mvm->fw_id_to_mac_id) !=
1126 		     IWL_MVM_STATION_COUNT_MAX);
1127 
1128 	/********************************
1129 	 * 1. Allocating and configuring HW data
1130 	 ********************************/
1131 	hw = ieee80211_alloc_hw(sizeof(struct iwl_op_mode) +
1132 				sizeof(struct iwl_mvm),
1133 				iwl_mvm_has_mld_api(fw) ? &iwl_mvm_mld_hw_ops :
1134 				&iwl_mvm_hw_ops);
1135 	if (!hw)
1136 		return NULL;
1137 
1138 	if (trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_BZ)
1139 		max_agg = IEEE80211_MAX_AMPDU_BUF_EHT;
1140 	else
1141 		max_agg = IEEE80211_MAX_AMPDU_BUF_HE;
1142 
1143 	hw->max_rx_aggregation_subframes = max_agg;
1144 
1145 	if (cfg->max_tx_agg_size)
1146 		hw->max_tx_aggregation_subframes = cfg->max_tx_agg_size;
1147 	else
1148 		hw->max_tx_aggregation_subframes = max_agg;
1149 
1150 	op_mode = hw->priv;
1151 
1152 	mvm = IWL_OP_MODE_GET_MVM(op_mode);
1153 	mvm->dev = trans->dev;
1154 	mvm->trans = trans;
1155 	mvm->cfg = cfg;
1156 	mvm->fw = fw;
1157 	mvm->hw = hw;
1158 
1159 	iwl_fw_runtime_init(&mvm->fwrt, trans, fw, &iwl_mvm_fwrt_ops, mvm,
1160 			    &iwl_mvm_sanitize_ops, mvm, dbgfs_dir);
1161 
1162 	iwl_mvm_get_acpi_tables(mvm);
1163 	iwl_uefi_get_sgom_table(trans, &mvm->fwrt);
1164 	iwl_uefi_get_step_table(trans);
1165 
1166 	mvm->init_status = 0;
1167 
1168 	if (iwl_mvm_has_new_rx_api(mvm)) {
1169 		op_mode->ops = &iwl_mvm_ops_mq;
1170 		trans->rx_mpdu_cmd_hdr_size =
1171 			(trans->trans_cfg->device_family >=
1172 			 IWL_DEVICE_FAMILY_AX210) ?
1173 			sizeof(struct iwl_rx_mpdu_desc) :
1174 			IWL_RX_DESC_SIZE_V1;
1175 	} else {
1176 		op_mode->ops = &iwl_mvm_ops;
1177 		trans->rx_mpdu_cmd_hdr_size =
1178 			sizeof(struct iwl_rx_mpdu_res_start);
1179 
1180 		if (WARN_ON(trans->num_rx_queues > 1))
1181 			goto out_free;
1182 	}
1183 
1184 	mvm->fw_restart = iwlwifi_mod_params.fw_restart ? -1 : 0;
1185 
1186 	if (iwl_mvm_has_new_tx_api(mvm)) {
1187 		/*
1188 		 * If we have the new TX/queue allocation API initialize them
1189 		 * all to invalid numbers. We'll rewrite the ones that we need
1190 		 * later, but that doesn't happen for all of them all of the
1191 		 * time (e.g. P2P Device is optional), and if a dynamic queue
1192 		 * ends up getting number 2 (IWL_MVM_DQA_P2P_DEVICE_QUEUE) then
1193 		 * iwl_mvm_is_static_queue() erroneously returns true, and we
1194 		 * might have things getting stuck.
1195 		 */
1196 		mvm->aux_queue = IWL_MVM_INVALID_QUEUE;
1197 		mvm->snif_queue = IWL_MVM_INVALID_QUEUE;
1198 		mvm->probe_queue = IWL_MVM_INVALID_QUEUE;
1199 		mvm->p2p_dev_queue = IWL_MVM_INVALID_QUEUE;
1200 	} else {
1201 		mvm->aux_queue = IWL_MVM_DQA_AUX_QUEUE;
1202 		mvm->snif_queue = IWL_MVM_DQA_INJECT_MONITOR_QUEUE;
1203 		mvm->probe_queue = IWL_MVM_DQA_AP_PROBE_RESP_QUEUE;
1204 		mvm->p2p_dev_queue = IWL_MVM_DQA_P2P_DEVICE_QUEUE;
1205 	}
1206 
1207 	mvm->sf_state = SF_UNINIT;
1208 	if (iwl_mvm_has_unified_ucode(mvm))
1209 		iwl_fw_set_current_image(&mvm->fwrt, IWL_UCODE_REGULAR);
1210 	else
1211 		iwl_fw_set_current_image(&mvm->fwrt, IWL_UCODE_INIT);
1212 	mvm->drop_bcn_ap_mode = true;
1213 
1214 	mutex_init(&mvm->mutex);
1215 	spin_lock_init(&mvm->async_handlers_lock);
1216 	INIT_LIST_HEAD(&mvm->time_event_list);
1217 	INIT_LIST_HEAD(&mvm->aux_roc_te_list);
1218 	INIT_LIST_HEAD(&mvm->async_handlers_list);
1219 	spin_lock_init(&mvm->time_event_lock);
1220 	INIT_LIST_HEAD(&mvm->ftm_initiator.loc_list);
1221 	INIT_LIST_HEAD(&mvm->ftm_initiator.pasn_list);
1222 	INIT_LIST_HEAD(&mvm->resp_pasn_list);
1223 
1224 	INIT_WORK(&mvm->async_handlers_wk, iwl_mvm_async_handlers_wk);
1225 	INIT_WORK(&mvm->roc_done_wk, iwl_mvm_roc_done_wk);
1226 	INIT_WORK(&mvm->sap_connected_wk, iwl_mvm_sap_connected_wk);
1227 	INIT_DELAYED_WORK(&mvm->tdls_cs.dwork, iwl_mvm_tdls_ch_switch_work);
1228 	INIT_DELAYED_WORK(&mvm->scan_timeout_dwork, iwl_mvm_scan_timeout_wk);
1229 	INIT_WORK(&mvm->add_stream_wk, iwl_mvm_add_new_dqa_stream_wk);
1230 	INIT_LIST_HEAD(&mvm->add_stream_txqs);
1231 	spin_lock_init(&mvm->add_stream_lock);
1232 
1233 	init_waitqueue_head(&mvm->rx_sync_waitq);
1234 
1235 	mvm->queue_sync_state = 0;
1236 
1237 	SET_IEEE80211_DEV(mvm->hw, mvm->trans->dev);
1238 
1239 	spin_lock_init(&mvm->tcm.lock);
1240 	INIT_DELAYED_WORK(&mvm->tcm.work, iwl_mvm_tcm_work);
1241 	mvm->tcm.ts = jiffies;
1242 	mvm->tcm.ll_ts = jiffies;
1243 	mvm->tcm.uapsd_nonagg_ts = jiffies;
1244 
1245 	INIT_DELAYED_WORK(&mvm->cs_tx_unblock_dwork, iwl_mvm_tx_unblock_dwork);
1246 
1247 	mvm->cmd_ver.range_resp =
1248 		iwl_fw_lookup_notif_ver(mvm->fw, LOCATION_GROUP,
1249 					TOF_RANGE_RESPONSE_NOTIF, 5);
1250 	/* we only support up to version 9 */
1251 	if (WARN_ON_ONCE(mvm->cmd_ver.range_resp > 9))
1252 		goto out_free;
1253 
1254 	/*
1255 	 * Populate the state variables that the transport layer needs
1256 	 * to know about.
1257 	 */
1258 	trans_cfg.op_mode = op_mode;
1259 	trans_cfg.no_reclaim_cmds = no_reclaim_cmds;
1260 	trans_cfg.n_no_reclaim_cmds = ARRAY_SIZE(no_reclaim_cmds);
1261 
1262 	switch (iwlwifi_mod_params.amsdu_size) {
1263 	case IWL_AMSDU_DEF:
1264 		trans_cfg.rx_buf_size = IWL_AMSDU_4K;
1265 		break;
1266 	case IWL_AMSDU_4K:
1267 		trans_cfg.rx_buf_size = IWL_AMSDU_4K;
1268 		break;
1269 	case IWL_AMSDU_8K:
1270 		trans_cfg.rx_buf_size = IWL_AMSDU_8K;
1271 		break;
1272 	case IWL_AMSDU_12K:
1273 		trans_cfg.rx_buf_size = IWL_AMSDU_12K;
1274 		break;
1275 	default:
1276 		pr_err("%s: Unsupported amsdu_size: %d\n", KBUILD_MODNAME,
1277 		       iwlwifi_mod_params.amsdu_size);
1278 		trans_cfg.rx_buf_size = IWL_AMSDU_4K;
1279 	}
1280 
1281 	trans->wide_cmd_header = true;
1282 	trans_cfg.bc_table_dword =
1283 		mvm->trans->trans_cfg->device_family < IWL_DEVICE_FAMILY_AX210;
1284 
1285 	trans_cfg.command_groups = iwl_mvm_groups;
1286 	trans_cfg.command_groups_size = ARRAY_SIZE(iwl_mvm_groups);
1287 
1288 	trans_cfg.cmd_queue = IWL_MVM_DQA_CMD_QUEUE;
1289 	trans_cfg.cmd_fifo = IWL_MVM_TX_FIFO_CMD;
1290 	trans_cfg.scd_set_active = true;
1291 
1292 	trans_cfg.cb_data_offs = offsetof(struct ieee80211_tx_info,
1293 					  driver_data[2]);
1294 
1295 	/* Set a short watchdog for the command queue */
1296 	trans_cfg.cmd_q_wdg_timeout =
1297 		iwl_mvm_get_wd_timeout(mvm, NULL, false, true);
1298 
1299 	snprintf(mvm->hw->wiphy->fw_version,
1300 		 sizeof(mvm->hw->wiphy->fw_version),
1301 		 "%s", fw->fw_version);
1302 
1303 	trans_cfg.fw_reset_handshake = fw_has_capa(&mvm->fw->ucode_capa,
1304 						   IWL_UCODE_TLV_CAPA_FW_RESET_HANDSHAKE);
1305 
1306 	trans_cfg.queue_alloc_cmd_ver =
1307 		iwl_fw_lookup_cmd_ver(mvm->fw,
1308 				      WIDE_ID(DATA_PATH_GROUP,
1309 					      SCD_QUEUE_CONFIG_CMD),
1310 				      0);
1311 	mvm->sta_remove_requires_queue_remove =
1312 		trans_cfg.queue_alloc_cmd_ver > 0;
1313 
1314 	mvm->mld_api_is_used = iwl_mvm_has_mld_api(mvm->fw);
1315 
1316 	/* Configure transport layer */
1317 	iwl_trans_configure(mvm->trans, &trans_cfg);
1318 
1319 	trans->rx_mpdu_cmd = REPLY_RX_MPDU_CMD;
1320 	trans->dbg.dest_tlv = mvm->fw->dbg.dest_tlv;
1321 	trans->dbg.n_dest_reg = mvm->fw->dbg.n_dest_reg;
1322 	memcpy(trans->dbg.conf_tlv, mvm->fw->dbg.conf_tlv,
1323 	       sizeof(trans->dbg.conf_tlv));
1324 	trans->dbg.trigger_tlv = mvm->fw->dbg.trigger_tlv;
1325 
1326 	trans->iml = mvm->fw->iml;
1327 	trans->iml_len = mvm->fw->iml_len;
1328 
1329 	/* set up notification wait support */
1330 	iwl_notification_wait_init(&mvm->notif_wait);
1331 
1332 	/* Init phy db */
1333 	mvm->phy_db = iwl_phy_db_init(trans);
1334 	if (!mvm->phy_db) {
1335 		IWL_ERR(mvm, "Cannot init phy_db\n");
1336 		goto out_free;
1337 	}
1338 
1339 	IWL_INFO(mvm, "Detected %s, REV=0x%X\n",
1340 		 mvm->trans->name, mvm->trans->hw_rev);
1341 
1342 	if (iwlwifi_mod_params.nvm_file)
1343 		mvm->nvm_file_name = iwlwifi_mod_params.nvm_file;
1344 	else
1345 		IWL_DEBUG_EEPROM(mvm->trans->dev,
1346 				 "working without external nvm file\n");
1347 
1348 	scan_size = iwl_mvm_scan_size(mvm);
1349 
1350 	mvm->scan_cmd = kmalloc(scan_size, GFP_KERNEL);
1351 	if (!mvm->scan_cmd)
1352 		goto out_free;
1353 	mvm->scan_cmd_size = scan_size;
1354 
1355 	/* invalidate ids to prevent accidental removal of sta_id 0 */
1356 	mvm->aux_sta.sta_id = IWL_MVM_INVALID_STA;
1357 	mvm->snif_sta.sta_id = IWL_MVM_INVALID_STA;
1358 
1359 	/* Set EBS as successful as long as not stated otherwise by the FW. */
1360 	mvm->last_ebs_successful = true;
1361 
1362 	min_backoff = iwl_mvm_min_backoff(mvm);
1363 	iwl_mvm_thermal_initialize(mvm, min_backoff);
1364 
1365 	if (!iwl_mvm_has_new_rx_stats_api(mvm))
1366 		memset(&mvm->rx_stats_v3, 0,
1367 		       sizeof(struct mvm_statistics_rx_v3));
1368 	else
1369 		memset(&mvm->rx_stats, 0, sizeof(struct mvm_statistics_rx));
1370 
1371 	iwl_mvm_ftm_initiator_smooth_config(mvm);
1372 
1373 	iwl_mvm_init_time_sync(&mvm->time_sync);
1374 
1375 	mvm->debugfs_dir = dbgfs_dir;
1376 
1377 	mvm->mei_registered = !iwl_mei_register(mvm, &mei_ops);
1378 
1379 	iwl_mvm_mei_scan_filter_init(&mvm->mei_scan_filter);
1380 
1381 	if (iwl_mvm_start_get_nvm(mvm)) {
1382 		/*
1383 		 * Getting NVM failed while CSME is the owner, but we are
1384 		 * registered to MEI, we'll get the NVM later when it'll be
1385 		 * possible to get it from CSME.
1386 		 */
1387 		if (trans->csme_own && mvm->mei_registered)
1388 			return op_mode;
1389 
1390 		goto out_thermal_exit;
1391 	}
1392 
1393 
1394 	if (iwl_mvm_start_post_nvm(mvm))
1395 		goto out_thermal_exit;
1396 
1397 	return op_mode;
1398 
1399  out_thermal_exit:
1400 	iwl_mvm_thermal_exit(mvm);
1401 	if (mvm->mei_registered) {
1402 		iwl_mei_start_unregister();
1403 		iwl_mei_unregister_complete();
1404 	}
1405  out_free:
1406 	iwl_fw_flush_dumps(&mvm->fwrt);
1407 	iwl_fw_runtime_free(&mvm->fwrt);
1408 
1409 	if (iwlmvm_mod_params.init_dbg)
1410 		return op_mode;
1411 	iwl_phy_db_free(mvm->phy_db);
1412 	kfree(mvm->scan_cmd);
1413 	iwl_trans_op_mode_leave(trans);
1414 
1415 	ieee80211_free_hw(mvm->hw);
1416 	return NULL;
1417 }
1418 
1419 void iwl_mvm_stop_device(struct iwl_mvm *mvm)
1420 {
1421 	lockdep_assert_held(&mvm->mutex);
1422 
1423 	iwl_fw_cancel_timestamp(&mvm->fwrt);
1424 
1425 	clear_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status);
1426 
1427 	iwl_fw_dbg_stop_sync(&mvm->fwrt);
1428 	iwl_trans_stop_device(mvm->trans);
1429 	iwl_free_fw_paging(&mvm->fwrt);
1430 	iwl_fw_dump_conf_clear(&mvm->fwrt);
1431 	iwl_mvm_mei_device_state(mvm, false);
1432 }
1433 
1434 static void iwl_op_mode_mvm_stop(struct iwl_op_mode *op_mode)
1435 {
1436 	struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode);
1437 	int i;
1438 
1439 	if (mvm->mei_registered) {
1440 		rtnl_lock();
1441 		iwl_mei_set_netdev(NULL);
1442 		rtnl_unlock();
1443 		iwl_mei_start_unregister();
1444 	}
1445 
1446 	/*
1447 	 * After we unregister from mei, the worker can't be scheduled
1448 	 * anymore.
1449 	 */
1450 	cancel_work_sync(&mvm->sap_connected_wk);
1451 
1452 	iwl_mvm_leds_exit(mvm);
1453 
1454 	iwl_mvm_thermal_exit(mvm);
1455 
1456 	/*
1457 	 * If we couldn't get ownership on the device and we couldn't
1458 	 * get the NVM from CSME, we haven't registered to mac80211.
1459 	 * In that case, we didn't fail op_mode_start, because we are
1460 	 * waiting for CSME to allow us to get the NVM to register to
1461 	 * mac80211. If that didn't happen, we haven't registered to
1462 	 * mac80211, hence the if below.
1463 	 */
1464 	if (mvm->hw_registered)
1465 		ieee80211_unregister_hw(mvm->hw);
1466 
1467 	kfree(mvm->scan_cmd);
1468 	kfree(mvm->mcast_filter_cmd);
1469 	mvm->mcast_filter_cmd = NULL;
1470 
1471 	kfree(mvm->error_recovery_buf);
1472 	mvm->error_recovery_buf = NULL;
1473 
1474 	iwl_mvm_ptp_remove(mvm);
1475 
1476 	iwl_trans_op_mode_leave(mvm->trans);
1477 
1478 	iwl_phy_db_free(mvm->phy_db);
1479 	mvm->phy_db = NULL;
1480 
1481 	kfree(mvm->nvm_data);
1482 	kfree(mvm->mei_nvm_data);
1483 	kfree(rcu_access_pointer(mvm->csme_conn_info));
1484 	kfree(mvm->temp_nvm_data);
1485 	for (i = 0; i < NVM_MAX_NUM_SECTIONS; i++)
1486 		kfree(mvm->nvm_sections[i].data);
1487 
1488 	cancel_delayed_work_sync(&mvm->tcm.work);
1489 
1490 	iwl_fw_runtime_free(&mvm->fwrt);
1491 	mutex_destroy(&mvm->mutex);
1492 
1493 	if (mvm->mei_registered)
1494 		iwl_mei_unregister_complete();
1495 
1496 	ieee80211_free_hw(mvm->hw);
1497 }
1498 
1499 struct iwl_async_handler_entry {
1500 	struct list_head list;
1501 	struct iwl_rx_cmd_buffer rxb;
1502 	enum iwl_rx_handler_context context;
1503 	void (*fn)(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb);
1504 };
1505 
1506 void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm)
1507 {
1508 	struct iwl_async_handler_entry *entry, *tmp;
1509 
1510 	spin_lock_bh(&mvm->async_handlers_lock);
1511 	list_for_each_entry_safe(entry, tmp, &mvm->async_handlers_list, list) {
1512 		iwl_free_rxb(&entry->rxb);
1513 		list_del(&entry->list);
1514 		kfree(entry);
1515 	}
1516 	spin_unlock_bh(&mvm->async_handlers_lock);
1517 }
1518 
1519 static void iwl_mvm_async_handlers_wk(struct work_struct *wk)
1520 {
1521 	struct iwl_mvm *mvm =
1522 		container_of(wk, struct iwl_mvm, async_handlers_wk);
1523 	struct iwl_async_handler_entry *entry, *tmp;
1524 	LIST_HEAD(local_list);
1525 
1526 	/* Ensure that we are not in stop flow (check iwl_mvm_mac_stop) */
1527 
1528 	/*
1529 	 * Sync with Rx path with a lock. Remove all the entries from this list,
1530 	 * add them to a local one (lock free), and then handle them.
1531 	 */
1532 	spin_lock_bh(&mvm->async_handlers_lock);
1533 	list_splice_init(&mvm->async_handlers_list, &local_list);
1534 	spin_unlock_bh(&mvm->async_handlers_lock);
1535 
1536 	list_for_each_entry_safe(entry, tmp, &local_list, list) {
1537 		if (entry->context == RX_HANDLER_ASYNC_LOCKED)
1538 			mutex_lock(&mvm->mutex);
1539 		entry->fn(mvm, &entry->rxb);
1540 		iwl_free_rxb(&entry->rxb);
1541 		list_del(&entry->list);
1542 		if (entry->context == RX_HANDLER_ASYNC_LOCKED)
1543 			mutex_unlock(&mvm->mutex);
1544 		kfree(entry);
1545 	}
1546 }
1547 
1548 static inline void iwl_mvm_rx_check_trigger(struct iwl_mvm *mvm,
1549 					    struct iwl_rx_packet *pkt)
1550 {
1551 	struct iwl_fw_dbg_trigger_tlv *trig;
1552 	struct iwl_fw_dbg_trigger_cmd *cmds_trig;
1553 	int i;
1554 
1555 	trig = iwl_fw_dbg_trigger_on(&mvm->fwrt, NULL,
1556 				     FW_DBG_TRIGGER_FW_NOTIF);
1557 	if (!trig)
1558 		return;
1559 
1560 	cmds_trig = (void *)trig->data;
1561 
1562 	for (i = 0; i < ARRAY_SIZE(cmds_trig->cmds); i++) {
1563 		/* don't collect on CMD 0 */
1564 		if (!cmds_trig->cmds[i].cmd_id)
1565 			break;
1566 
1567 		if (cmds_trig->cmds[i].cmd_id != pkt->hdr.cmd ||
1568 		    cmds_trig->cmds[i].group_id != pkt->hdr.group_id)
1569 			continue;
1570 
1571 		iwl_fw_dbg_collect_trig(&mvm->fwrt, trig,
1572 					"CMD 0x%02x.%02x received",
1573 					pkt->hdr.group_id, pkt->hdr.cmd);
1574 		break;
1575 	}
1576 }
1577 
1578 static void iwl_mvm_rx_common(struct iwl_mvm *mvm,
1579 			      struct iwl_rx_cmd_buffer *rxb,
1580 			      struct iwl_rx_packet *pkt)
1581 {
1582 	unsigned int pkt_len = iwl_rx_packet_payload_len(pkt);
1583 	int i;
1584 	union iwl_dbg_tlv_tp_data tp_data = { .fw_pkt = pkt };
1585 
1586 	iwl_dbg_tlv_time_point(&mvm->fwrt,
1587 			       IWL_FW_INI_TIME_POINT_FW_RSP_OR_NOTIF, &tp_data);
1588 	iwl_mvm_rx_check_trigger(mvm, pkt);
1589 
1590 	/*
1591 	 * Do the notification wait before RX handlers so
1592 	 * even if the RX handler consumes the RXB we have
1593 	 * access to it in the notification wait entry.
1594 	 */
1595 	iwl_notification_wait_notify(&mvm->notif_wait, pkt);
1596 
1597 	for (i = 0; i < ARRAY_SIZE(iwl_mvm_rx_handlers); i++) {
1598 		const struct iwl_rx_handlers *rx_h = &iwl_mvm_rx_handlers[i];
1599 		struct iwl_async_handler_entry *entry;
1600 
1601 		if (rx_h->cmd_id != WIDE_ID(pkt->hdr.group_id, pkt->hdr.cmd))
1602 			continue;
1603 
1604 		if (IWL_FW_CHECK(mvm, pkt_len < rx_h->min_size,
1605 				 "unexpected notification 0x%04x size %d, need %d\n",
1606 				 rx_h->cmd_id, pkt_len, rx_h->min_size))
1607 			return;
1608 
1609 		if (rx_h->context == RX_HANDLER_SYNC) {
1610 			rx_h->fn(mvm, rxb);
1611 			return;
1612 		}
1613 
1614 		entry = kzalloc(sizeof(*entry), GFP_ATOMIC);
1615 		/* we can't do much... */
1616 		if (!entry)
1617 			return;
1618 
1619 		entry->rxb._page = rxb_steal_page(rxb);
1620 		entry->rxb._offset = rxb->_offset;
1621 		entry->rxb._rx_page_order = rxb->_rx_page_order;
1622 		entry->fn = rx_h->fn;
1623 		entry->context = rx_h->context;
1624 		spin_lock(&mvm->async_handlers_lock);
1625 		list_add_tail(&entry->list, &mvm->async_handlers_list);
1626 		spin_unlock(&mvm->async_handlers_lock);
1627 		schedule_work(&mvm->async_handlers_wk);
1628 		break;
1629 	}
1630 }
1631 
1632 static void iwl_mvm_rx(struct iwl_op_mode *op_mode,
1633 		       struct napi_struct *napi,
1634 		       struct iwl_rx_cmd_buffer *rxb)
1635 {
1636 	struct iwl_rx_packet *pkt = rxb_addr(rxb);
1637 	struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode);
1638 	u16 cmd = WIDE_ID(pkt->hdr.group_id, pkt->hdr.cmd);
1639 
1640 	if (likely(cmd == WIDE_ID(LEGACY_GROUP, REPLY_RX_MPDU_CMD)))
1641 		iwl_mvm_rx_rx_mpdu(mvm, napi, rxb);
1642 	else if (cmd == WIDE_ID(LEGACY_GROUP, REPLY_RX_PHY_CMD))
1643 		iwl_mvm_rx_rx_phy_cmd(mvm, rxb);
1644 	else
1645 		iwl_mvm_rx_common(mvm, rxb, pkt);
1646 }
1647 
1648 void iwl_mvm_rx_mq(struct iwl_op_mode *op_mode,
1649 		   struct napi_struct *napi,
1650 		   struct iwl_rx_cmd_buffer *rxb)
1651 {
1652 	struct iwl_rx_packet *pkt = rxb_addr(rxb);
1653 	struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode);
1654 	u16 cmd = WIDE_ID(pkt->hdr.group_id, pkt->hdr.cmd);
1655 
1656 	if (likely(cmd == WIDE_ID(LEGACY_GROUP, REPLY_RX_MPDU_CMD)))
1657 		iwl_mvm_rx_mpdu_mq(mvm, napi, rxb, 0);
1658 	else if (unlikely(cmd == WIDE_ID(DATA_PATH_GROUP,
1659 					 RX_QUEUES_NOTIFICATION)))
1660 		iwl_mvm_rx_queue_notif(mvm, napi, rxb, 0);
1661 	else if (cmd == WIDE_ID(LEGACY_GROUP, FRAME_RELEASE))
1662 		iwl_mvm_rx_frame_release(mvm, napi, rxb, 0);
1663 	else if (cmd == WIDE_ID(LEGACY_GROUP, BAR_FRAME_RELEASE))
1664 		iwl_mvm_rx_bar_frame_release(mvm, napi, rxb, 0);
1665 	else if (cmd == WIDE_ID(DATA_PATH_GROUP, RX_NO_DATA_NOTIF))
1666 		iwl_mvm_rx_monitor_no_data(mvm, napi, rxb, 0);
1667 	else
1668 		iwl_mvm_rx_common(mvm, rxb, pkt);
1669 }
1670 
1671 static void iwl_mvm_async_cb(struct iwl_op_mode *op_mode,
1672 			     const struct iwl_device_cmd *cmd)
1673 {
1674 	struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode);
1675 
1676 	/*
1677 	 * For now, we only set the CMD_WANT_ASYNC_CALLBACK for ADD_STA
1678 	 * commands that need to block the Tx queues.
1679 	 */
1680 	iwl_trans_block_txq_ptrs(mvm->trans, false);
1681 }
1682 
1683 static int iwl_mvm_is_static_queue(struct iwl_mvm *mvm, int queue)
1684 {
1685 	return queue == mvm->aux_queue || queue == mvm->probe_queue ||
1686 		queue == mvm->p2p_dev_queue || queue == mvm->snif_queue;
1687 }
1688 
1689 static void iwl_mvm_queue_state_change(struct iwl_op_mode *op_mode,
1690 				       int hw_queue, bool start)
1691 {
1692 	struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode);
1693 	struct ieee80211_sta *sta;
1694 	struct ieee80211_txq *txq;
1695 	struct iwl_mvm_txq *mvmtxq;
1696 	int i;
1697 	unsigned long tid_bitmap;
1698 	struct iwl_mvm_sta *mvmsta;
1699 	u8 sta_id;
1700 
1701 	sta_id = iwl_mvm_has_new_tx_api(mvm) ?
1702 		mvm->tvqm_info[hw_queue].sta_id :
1703 		mvm->queue_info[hw_queue].ra_sta_id;
1704 
1705 	if (WARN_ON_ONCE(sta_id >= mvm->fw->ucode_capa.num_stations))
1706 		return;
1707 
1708 	rcu_read_lock();
1709 
1710 	sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);
1711 	if (IS_ERR_OR_NULL(sta))
1712 		goto out;
1713 	mvmsta = iwl_mvm_sta_from_mac80211(sta);
1714 
1715 	if (iwl_mvm_is_static_queue(mvm, hw_queue)) {
1716 		if (!start)
1717 			ieee80211_stop_queues(mvm->hw);
1718 		else if (mvmsta->sta_state != IEEE80211_STA_NOTEXIST)
1719 			ieee80211_wake_queues(mvm->hw);
1720 
1721 		goto out;
1722 	}
1723 
1724 	if (iwl_mvm_has_new_tx_api(mvm)) {
1725 		int tid = mvm->tvqm_info[hw_queue].txq_tid;
1726 
1727 		tid_bitmap = BIT(tid);
1728 	} else {
1729 		tid_bitmap = mvm->queue_info[hw_queue].tid_bitmap;
1730 	}
1731 
1732 	for_each_set_bit(i, &tid_bitmap, IWL_MAX_TID_COUNT + 1) {
1733 		int tid = i;
1734 
1735 		if (tid == IWL_MAX_TID_COUNT)
1736 			tid = IEEE80211_NUM_TIDS;
1737 
1738 		txq = sta->txq[tid];
1739 		mvmtxq = iwl_mvm_txq_from_mac80211(txq);
1740 		if (start)
1741 			clear_bit(IWL_MVM_TXQ_STATE_STOP_FULL, &mvmtxq->state);
1742 		else
1743 			set_bit(IWL_MVM_TXQ_STATE_STOP_FULL, &mvmtxq->state);
1744 
1745 		if (start && mvmsta->sta_state != IEEE80211_STA_NOTEXIST) {
1746 			local_bh_disable();
1747 			iwl_mvm_mac_itxq_xmit(mvm->hw, txq);
1748 			local_bh_enable();
1749 		}
1750 	}
1751 
1752 out:
1753 	rcu_read_unlock();
1754 }
1755 
1756 static void iwl_mvm_stop_sw_queue(struct iwl_op_mode *op_mode, int hw_queue)
1757 {
1758 	iwl_mvm_queue_state_change(op_mode, hw_queue, false);
1759 }
1760 
1761 static void iwl_mvm_wake_sw_queue(struct iwl_op_mode *op_mode, int hw_queue)
1762 {
1763 	iwl_mvm_queue_state_change(op_mode, hw_queue, true);
1764 }
1765 
1766 static void iwl_mvm_set_rfkill_state(struct iwl_mvm *mvm)
1767 {
1768 	bool state = iwl_mvm_is_radio_killed(mvm);
1769 
1770 	if (state)
1771 		wake_up(&mvm->rx_sync_waitq);
1772 
1773 	wiphy_rfkill_set_hw_state(mvm->hw->wiphy, state);
1774 }
1775 
1776 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state)
1777 {
1778 	if (state)
1779 		set_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
1780 	else
1781 		clear_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status);
1782 
1783 	iwl_mvm_set_rfkill_state(mvm);
1784 }
1785 
1786 struct iwl_mvm_csme_conn_info *iwl_mvm_get_csme_conn_info(struct iwl_mvm *mvm)
1787 {
1788 	return rcu_dereference_protected(mvm->csme_conn_info,
1789 					 lockdep_is_held(&mvm->mutex));
1790 }
1791 
1792 static bool iwl_mvm_set_hw_rfkill_state(struct iwl_op_mode *op_mode, bool state)
1793 {
1794 	struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode);
1795 	bool rfkill_safe_init_done = READ_ONCE(mvm->rfkill_safe_init_done);
1796 	bool unified = iwl_mvm_has_unified_ucode(mvm);
1797 
1798 	if (state)
1799 		set_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status);
1800 	else
1801 		clear_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status);
1802 
1803 	iwl_mvm_set_rfkill_state(mvm);
1804 
1805 	 /* iwl_run_init_mvm_ucode is waiting for results, abort it. */
1806 	if (rfkill_safe_init_done)
1807 		iwl_abort_notification_waits(&mvm->notif_wait);
1808 
1809 	/*
1810 	 * Don't ask the transport to stop the firmware. We'll do it
1811 	 * after cfg80211 takes us down.
1812 	 */
1813 	if (unified)
1814 		return false;
1815 
1816 	/*
1817 	 * Stop the device if we run OPERATIONAL firmware or if we are in the
1818 	 * middle of the calibrations.
1819 	 */
1820 	return state && rfkill_safe_init_done;
1821 }
1822 
1823 static void iwl_mvm_free_skb(struct iwl_op_mode *op_mode, struct sk_buff *skb)
1824 {
1825 	struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode);
1826 	struct ieee80211_tx_info *info;
1827 
1828 	info = IEEE80211_SKB_CB(skb);
1829 	iwl_trans_free_tx_cmd(mvm->trans, info->driver_data[1]);
1830 	ieee80211_free_txskb(mvm->hw, skb);
1831 }
1832 
1833 struct iwl_mvm_reprobe {
1834 	struct device *dev;
1835 	struct work_struct work;
1836 };
1837 
1838 static void iwl_mvm_reprobe_wk(struct work_struct *wk)
1839 {
1840 	struct iwl_mvm_reprobe *reprobe;
1841 
1842 	reprobe = container_of(wk, struct iwl_mvm_reprobe, work);
1843 	if (device_reprobe(reprobe->dev))
1844 		dev_err(reprobe->dev, "reprobe failed!\n");
1845 	put_device(reprobe->dev);
1846 	kfree(reprobe);
1847 	module_put(THIS_MODULE);
1848 }
1849 
1850 void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error)
1851 {
1852 	iwl_abort_notification_waits(&mvm->notif_wait);
1853 	iwl_dbg_tlv_del_timers(mvm->trans);
1854 
1855 	/*
1856 	 * This is a bit racy, but worst case we tell mac80211 about
1857 	 * a stopped/aborted scan when that was already done which
1858 	 * is not a problem. It is necessary to abort any os scan
1859 	 * here because mac80211 requires having the scan cleared
1860 	 * before restarting.
1861 	 * We'll reset the scan_status to NONE in restart cleanup in
1862 	 * the next start() call from mac80211. If restart isn't called
1863 	 * (no fw restart) scan status will stay busy.
1864 	 */
1865 	iwl_mvm_report_scan_aborted(mvm);
1866 
1867 	/*
1868 	 * If we're restarting already, don't cycle restarts.
1869 	 * If INIT fw asserted, it will likely fail again.
1870 	 * If WoWLAN fw asserted, don't restart either, mac80211
1871 	 * can't recover this since we're already half suspended.
1872 	 */
1873 	if (!mvm->fw_restart && fw_error) {
1874 		iwl_fw_error_collect(&mvm->fwrt, false);
1875 	} else if (test_bit(IWL_MVM_STATUS_STARTING,
1876 			    &mvm->status)) {
1877 		IWL_ERR(mvm, "Starting mac, retry will be triggered anyway\n");
1878 	} else if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status)) {
1879 		struct iwl_mvm_reprobe *reprobe;
1880 
1881 		IWL_ERR(mvm,
1882 			"Firmware error during reconfiguration - reprobe!\n");
1883 
1884 		/*
1885 		 * get a module reference to avoid doing this while unloading
1886 		 * anyway and to avoid scheduling a work with code that's
1887 		 * being removed.
1888 		 */
1889 		if (!try_module_get(THIS_MODULE)) {
1890 			IWL_ERR(mvm, "Module is being unloaded - abort\n");
1891 			return;
1892 		}
1893 
1894 		reprobe = kzalloc(sizeof(*reprobe), GFP_ATOMIC);
1895 		if (!reprobe) {
1896 			module_put(THIS_MODULE);
1897 			return;
1898 		}
1899 		reprobe->dev = get_device(mvm->trans->dev);
1900 		INIT_WORK(&reprobe->work, iwl_mvm_reprobe_wk);
1901 		schedule_work(&reprobe->work);
1902 	} else if (test_bit(IWL_MVM_STATUS_HW_RESTART_REQUESTED,
1903 			    &mvm->status)) {
1904 		IWL_ERR(mvm, "HW restart already requested, but not started\n");
1905 	} else if (mvm->fwrt.cur_fw_img == IWL_UCODE_REGULAR &&
1906 		   mvm->hw_registered &&
1907 		   !test_bit(STATUS_TRANS_DEAD, &mvm->trans->status)) {
1908 		/* This should be first thing before trying to collect any
1909 		 * data to avoid endless loops if any HW error happens while
1910 		 * collecting debug data.
1911 		 */
1912 		set_bit(IWL_MVM_STATUS_HW_RESTART_REQUESTED, &mvm->status);
1913 
1914 		if (mvm->fw->ucode_capa.error_log_size) {
1915 			u32 src_size = mvm->fw->ucode_capa.error_log_size;
1916 			u32 src_addr = mvm->fw->ucode_capa.error_log_addr;
1917 			u8 *recover_buf = kzalloc(src_size, GFP_ATOMIC);
1918 
1919 			if (recover_buf) {
1920 				mvm->error_recovery_buf = recover_buf;
1921 				iwl_trans_read_mem_bytes(mvm->trans,
1922 							 src_addr,
1923 							 recover_buf,
1924 							 src_size);
1925 			}
1926 		}
1927 
1928 		iwl_fw_error_collect(&mvm->fwrt, false);
1929 
1930 		if (fw_error && mvm->fw_restart > 0) {
1931 			mvm->fw_restart--;
1932 			ieee80211_restart_hw(mvm->hw);
1933 		} else if (mvm->fwrt.trans->dbg.restart_required) {
1934 			IWL_DEBUG_INFO(mvm, "FW restart requested after debug collection\n");
1935 			mvm->fwrt.trans->dbg.restart_required = FALSE;
1936 			ieee80211_restart_hw(mvm->hw);
1937 		} else if (mvm->trans->trans_cfg->device_family <= IWL_DEVICE_FAMILY_8000) {
1938 			ieee80211_restart_hw(mvm->hw);
1939 		}
1940 	}
1941 }
1942 
1943 static void iwl_mvm_nic_error(struct iwl_op_mode *op_mode, bool sync)
1944 {
1945 	struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode);
1946 
1947 	if (mvm->pldr_sync)
1948 		return;
1949 
1950 	if (!test_bit(STATUS_TRANS_DEAD, &mvm->trans->status) &&
1951 	    !test_and_clear_bit(IWL_MVM_STATUS_SUPPRESS_ERROR_LOG_ONCE,
1952 				&mvm->status))
1953 		iwl_mvm_dump_nic_error_log(mvm);
1954 
1955 	if (sync) {
1956 		iwl_fw_error_collect(&mvm->fwrt, true);
1957 		/*
1958 		 * Currently, the only case for sync=true is during
1959 		 * shutdown, so just stop in this case. If/when that
1960 		 * changes, we need to be a bit smarter here.
1961 		 */
1962 		return;
1963 	}
1964 
1965 	/*
1966 	 * If the firmware crashes while we're already considering it
1967 	 * to be dead then don't ask for a restart, that cannot do
1968 	 * anything useful anyway.
1969 	 */
1970 	if (!test_bit(IWL_MVM_STATUS_FIRMWARE_RUNNING, &mvm->status))
1971 		return;
1972 
1973 	iwl_mvm_nic_restart(mvm, false);
1974 }
1975 
1976 static void iwl_mvm_cmd_queue_full(struct iwl_op_mode *op_mode)
1977 {
1978 	struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode);
1979 
1980 	WARN_ON(1);
1981 	iwl_mvm_nic_restart(mvm, true);
1982 }
1983 
1984 static void iwl_op_mode_mvm_time_point(struct iwl_op_mode *op_mode,
1985 				       enum iwl_fw_ini_time_point tp_id,
1986 				       union iwl_dbg_tlv_tp_data *tp_data)
1987 {
1988 	struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode);
1989 
1990 	iwl_dbg_tlv_time_point(&mvm->fwrt, tp_id, tp_data);
1991 }
1992 
1993 #define IWL_MVM_COMMON_OPS					\
1994 	/* these could be differentiated */			\
1995 	.async_cb = iwl_mvm_async_cb,				\
1996 	.queue_full = iwl_mvm_stop_sw_queue,			\
1997 	.queue_not_full = iwl_mvm_wake_sw_queue,		\
1998 	.hw_rf_kill = iwl_mvm_set_hw_rfkill_state,		\
1999 	.free_skb = iwl_mvm_free_skb,				\
2000 	.nic_error = iwl_mvm_nic_error,				\
2001 	.cmd_queue_full = iwl_mvm_cmd_queue_full,		\
2002 	.nic_config = iwl_mvm_nic_config,			\
2003 	/* as we only register one, these MUST be common! */	\
2004 	.start = iwl_op_mode_mvm_start,				\
2005 	.stop = iwl_op_mode_mvm_stop,				\
2006 	.time_point = iwl_op_mode_mvm_time_point
2007 
2008 static const struct iwl_op_mode_ops iwl_mvm_ops = {
2009 	IWL_MVM_COMMON_OPS,
2010 	.rx = iwl_mvm_rx,
2011 };
2012 
2013 static void iwl_mvm_rx_mq_rss(struct iwl_op_mode *op_mode,
2014 			      struct napi_struct *napi,
2015 			      struct iwl_rx_cmd_buffer *rxb,
2016 			      unsigned int queue)
2017 {
2018 	struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode);
2019 	struct iwl_rx_packet *pkt = rxb_addr(rxb);
2020 	u16 cmd = WIDE_ID(pkt->hdr.group_id, pkt->hdr.cmd);
2021 
2022 	if (unlikely(queue >= mvm->trans->num_rx_queues))
2023 		return;
2024 
2025 	if (unlikely(cmd == WIDE_ID(LEGACY_GROUP, FRAME_RELEASE)))
2026 		iwl_mvm_rx_frame_release(mvm, napi, rxb, queue);
2027 	else if (unlikely(cmd == WIDE_ID(DATA_PATH_GROUP,
2028 					 RX_QUEUES_NOTIFICATION)))
2029 		iwl_mvm_rx_queue_notif(mvm, napi, rxb, queue);
2030 	else if (likely(cmd == WIDE_ID(LEGACY_GROUP, REPLY_RX_MPDU_CMD)))
2031 		iwl_mvm_rx_mpdu_mq(mvm, napi, rxb, queue);
2032 }
2033 
2034 static const struct iwl_op_mode_ops iwl_mvm_ops_mq = {
2035 	IWL_MVM_COMMON_OPS,
2036 	.rx = iwl_mvm_rx_mq,
2037 	.rx_rss = iwl_mvm_rx_mq_rss,
2038 };
2039