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.
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of version 2 of the GNU General Public License as
12 * published by the Free Software Foundation.
14 * This program is distributed in the hope that it will be useful, but
15 * WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
24 * The full GNU General Public License is included in this distribution
25 * in the file called COPYING.
27 * Contact Information:
28 * Intel Linux Wireless <ilw@linux.intel.com>
29 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
33 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
34 * All rights reserved.
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37 * modification, are permitted provided that the following conditions
40 * * Redistributions of source code must retain the above copyright
41 * notice, this list of conditions and the following disclaimer.
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43 * notice, this list of conditions and the following disclaimer in
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46 * * Neither the name Intel Corporation nor the names of its
47 * contributors may be used to endorse or promote products derived
48 * from this software without specific prior written permission.
50 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
51 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
52 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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56 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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58 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
59 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
60 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
62 *****************************************************************************/
67 #include <linux/list.h>
68 #include <linux/spinlock.h>
69 #include <linux/leds.h>
70 #include <linux/in6.h>
72 #include "iwl-op-mode.h"
73 #include "iwl-trans.h"
74 #include "iwl-notif-wait.h"
75 #include "iwl-eeprom-parse.h"
78 #include "constants.h"
80 #define IWL_INVALID_MAC80211_QUEUE 0xff
81 #define IWL_MVM_MAX_ADDRESSES 5
82 /* RSSI offset for WkP */
83 #define IWL_RSSI_OFFSET 50
84 #define IWL_MVM_MISSED_BEACONS_THRESHOLD 8
86 enum iwl_mvm_tx_fifo
{
87 IWL_MVM_TX_FIFO_BK
= 0,
91 IWL_MVM_TX_FIFO_MCAST
= 5,
94 extern const struct ieee80211_ops iwl_mvm_hw_ops
;
97 * struct iwl_mvm_mod_params - module parameters for iwlmvm
98 * @init_dbg: if true, then the NIC won't be stopped if the INIT fw asserted.
99 * We will register to mac80211 to have testmode working. The NIC must not
100 * be up'ed after the INIT fw asserted. This is useful to be able to use
101 * proprietary tools over testmode to debug the INIT fw.
102 * @power_scheme: CAM(Continuous Active Mode)-1, BPS(Balanced Power
103 * Save)-2(default), LP(Low Power)-3
105 struct iwl_mvm_mod_params
{
109 extern struct iwl_mvm_mod_params iwlmvm_mod_params
;
111 struct iwl_mvm_phy_ctxt
{
117 * TODO: This should probably be removed. Currently here only for rate
120 struct ieee80211_channel
*channel
;
123 struct iwl_mvm_time_event_data
{
124 struct ieee80211_vif
*vif
;
125 struct list_head list
;
126 unsigned long end_jiffies
;
132 * The access to the 'id' field must be done when the
133 * mvm->time_event_lock is held, as it value is used to indicate
134 * if the te is in the time event list or not (when id == TE_MAX)
139 /* Power management */
142 * enum iwl_power_scheme
143 * @IWL_POWER_LEVEL_CAM - Continuously Active Mode
144 * @IWL_POWER_LEVEL_BPS - Balanced Power Save (default)
145 * @IWL_POWER_LEVEL_LP - Low Power
147 enum iwl_power_scheme
{
148 IWL_POWER_SCHEME_CAM
= 1,
149 IWL_POWER_SCHEME_BPS
,
153 #define IWL_CONN_MAX_LISTEN_INTERVAL 10
154 #define IWL_UAPSD_AC_INFO (IEEE80211_WMM_IE_STA_QOSINFO_AC_VO |\
155 IEEE80211_WMM_IE_STA_QOSINFO_AC_VI |\
156 IEEE80211_WMM_IE_STA_QOSINFO_AC_BK |\
157 IEEE80211_WMM_IE_STA_QOSINFO_AC_BE)
158 #define IWL_UAPSD_MAX_SP IEEE80211_WMM_IE_STA_QOSINFO_SP_2
160 #ifdef CONFIG_IWLWIFI_DEBUGFS
161 enum iwl_dbgfs_pm_mask
{
162 MVM_DEBUGFS_PM_KEEP_ALIVE
= BIT(0),
163 MVM_DEBUGFS_PM_SKIP_OVER_DTIM
= BIT(1),
164 MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS
= BIT(2),
165 MVM_DEBUGFS_PM_RX_DATA_TIMEOUT
= BIT(3),
166 MVM_DEBUGFS_PM_TX_DATA_TIMEOUT
= BIT(4),
167 MVM_DEBUGFS_PM_DISABLE_POWER_OFF
= BIT(5),
168 MVM_DEBUGFS_PM_LPRX_ENA
= BIT(6),
169 MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD
= BIT(7),
170 MVM_DEBUGFS_PM_SNOOZE_ENABLE
= BIT(8),
171 MVM_DEBUGFS_PM_UAPSD_MISBEHAVING
= BIT(9),
174 struct iwl_dbgfs_pm
{
175 u16 keep_alive_seconds
;
179 u8 skip_dtim_periods
;
180 bool disable_power_off
;
182 u32 lprx_rssi_threshold
;
184 bool uapsd_misbehaving
;
188 /* beacon filtering */
190 enum iwl_dbgfs_bf_mask
{
191 MVM_DEBUGFS_BF_ENERGY_DELTA
= BIT(0),
192 MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA
= BIT(1),
193 MVM_DEBUGFS_BF_ROAMING_STATE
= BIT(2),
194 MVM_DEBUGFS_BF_TEMP_THRESHOLD
= BIT(3),
195 MVM_DEBUGFS_BF_TEMP_FAST_FILTER
= BIT(4),
196 MVM_DEBUGFS_BF_TEMP_SLOW_FILTER
= BIT(5),
197 MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER
= BIT(6),
198 MVM_DEBUGFS_BF_DEBUG_FLAG
= BIT(7),
199 MVM_DEBUGFS_BF_ESCAPE_TIMER
= BIT(8),
200 MVM_DEBUGFS_BA_ESCAPE_TIMER
= BIT(9),
201 MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT
= BIT(10),
204 struct iwl_dbgfs_bf
{
206 u32 bf_roaming_energy_delta
;
207 u32 bf_roaming_state
;
208 u32 bf_temp_threshold
;
209 u32 bf_temp_fast_filter
;
210 u32 bf_temp_slow_filter
;
211 u32 bf_enable_beacon_filter
;
215 u32 ba_enable_beacon_abort
;
220 enum iwl_mvm_smps_type_request
{
221 IWL_MVM_SMPS_REQ_BT_COEX
,
223 NUM_IWL_MVM_SMPS_REQ
,
226 enum iwl_mvm_ref_type
{
227 IWL_MVM_REF_UCODE_DOWN
,
230 IWL_MVM_REF_P2P_CLIENT
,
240 * struct iwl_mvm_vif_bf_data - beacon filtering related data
241 * @bf_enabled: indicates if beacon filtering is enabled
242 * @ba_enabled: indicated if beacon abort is enabled
243 * @last_beacon_signal: last beacon rssi signal in dbm
244 * @ave_beacon_signal: average beacon signal
245 * @last_cqm_event: rssi of the last cqm event
246 * @bt_coex_min_thold: minimum threshold for BT coex
247 * @bt_coex_max_thold: maximum threshold for BT coex
248 * @last_bt_coex_event: rssi of the last BT coex event
250 struct iwl_mvm_vif_bf_data
{
253 s8 ave_beacon_signal
;
255 s8 bt_coex_min_thold
;
256 s8 bt_coex_max_thold
;
257 s8 last_bt_coex_event
;
261 * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context
262 * @id: between 0 and 3
263 * @color: to solve races upon MAC addition and removal
264 * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA
265 * @uploaded: indicates the MAC context has been added to the device
266 * @ap_ibss_active: indicates that AP/IBSS is configured and that the interface
267 * should get quota etc.
268 * @monitor_active: indicates that monitor context is configured, and that the
269 * interface should get quota etc.
270 * @low_latency: indicates that this interface is in low-latency mode
271 * (VMACLowLatencyMode)
272 * @queue_params: QoS params for this MAC
273 * @bcast_sta: station used for broadcast packets. Used by the following
274 * vifs: P2P_DEVICE, GO and AP.
275 * @beacon_skb: the skb used to hold the AP/GO beacon template
276 * @smps_requests: the SMPS requests of differents parts of the driver,
277 * combined on update to yield the overall request to mac80211.
288 struct iwl_mvm_vif_bf_data bf_data
;
292 enum iwl_tsf_id tsf_id
;
295 * QoS data from mac80211, need to store this here
296 * as mac80211 has a separate callback but we need
297 * to have the data for the MAC context
299 struct ieee80211_tx_queue_params queue_params
[IEEE80211_NUM_ACS
];
300 struct iwl_mvm_time_event_data time_event_data
;
302 struct iwl_mvm_int_sta bcast_sta
;
305 * Assigned while mac80211 has the interface in a channel context,
306 * or, for P2P Device, while it exists.
308 struct iwl_mvm_phy_ctxt
*phy_ctxt
;
310 #ifdef CONFIG_PM_SLEEP
311 /* WoWLAN GTK rekey data */
313 u8 kck
[NL80211_KCK_LEN
], kek
[NL80211_KEK_LEN
];
324 #if IS_ENABLED(CONFIG_IPV6)
325 /* IPv6 addresses for WoWLAN */
326 struct in6_addr target_ipv6_addrs
[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX
];
327 int num_target_ipv6_addrs
;
330 #ifdef CONFIG_IWLWIFI_DEBUGFS
332 struct dentry
*dbgfs_dir
;
333 struct dentry
*dbgfs_slink
;
334 struct iwl_dbgfs_pm dbgfs_pm
;
335 struct iwl_dbgfs_bf dbgfs_bf
;
336 struct iwl_mac_power_cmd mac_pwr_cmd
;
339 enum ieee80211_smps_mode smps_requests
[NUM_IWL_MVM_SMPS_REQ
];
341 /* FW identified misbehaving AP */
342 u8 uapsd_misbehaving_bssid
[ETH_ALEN
];
345 static inline struct iwl_mvm_vif
*
346 iwl_mvm_vif_from_mac80211(struct ieee80211_vif
*vif
)
348 return (void *)vif
->drv_priv
;
351 extern const u8 tid_to_mac80211_ac
[];
353 enum iwl_scan_status
{
360 * struct iwl_nvm_section - describes an NVM section in memory.
362 * This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD,
363 * and saved for later use by the driver. Not all NVM sections are saved
364 * this way, only the needed ones.
366 struct iwl_nvm_section
{
372 * Tx-backoff threshold
373 * @temperature: The threshold in Celsius
374 * @backoff: The tx-backoff in uSec
376 struct iwl_tt_tx_backoff
{
381 #define TT_TX_BACKOFF_SIZE 6
384 * struct iwl_tt_params - thermal throttling parameters
385 * @ct_kill_entry: CT Kill entry threshold
386 * @ct_kill_exit: CT Kill exit threshold
387 * @ct_kill_duration: The time intervals (in uSec) in which the driver needs
388 * to checks whether to exit CT Kill.
389 * @dynamic_smps_entry: Dynamic SMPS entry threshold
390 * @dynamic_smps_exit: Dynamic SMPS exit threshold
391 * @tx_protection_entry: TX protection entry threshold
392 * @tx_protection_exit: TX protection exit threshold
393 * @tx_backoff: Array of thresholds for tx-backoff , in ascending order.
394 * @support_ct_kill: Support CT Kill?
395 * @support_dynamic_smps: Support dynamic SMPS?
396 * @support_tx_protection: Support tx protection?
397 * @support_tx_backoff: Support tx-backoff?
399 struct iwl_tt_params
{
402 u32 ct_kill_duration
;
403 s32 dynamic_smps_entry
;
404 s32 dynamic_smps_exit
;
405 s32 tx_protection_entry
;
406 s32 tx_protection_exit
;
407 struct iwl_tt_tx_backoff tx_backoff
[TT_TX_BACKOFF_SIZE
];
408 bool support_ct_kill
;
409 bool support_dynamic_smps
;
410 bool support_tx_protection
;
411 bool support_tx_backoff
;
415 * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure
416 * @ct_kill_exit: worker to exit thermal kill
417 * @dynamic_smps: Is thermal throttling enabled dynamic_smps?
418 * @tx_backoff: The current thremal throttling tx backoff in uSec.
419 * @min_backoff: The minimal tx backoff due to power restrictions
420 * @params: Parameters to configure the thermal throttling algorithm.
421 * @throttle: Is thermal throttling is active?
423 struct iwl_mvm_tt_mgmt
{
424 struct delayed_work ct_kill_exit
;
428 const struct iwl_tt_params
*params
;
432 #define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8
434 struct iwl_mvm_frame_stats
{
450 u32 last_rates
[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES
];
455 /* for logger access */
458 struct iwl_trans
*trans
;
459 const struct iwl_fw
*fw
;
460 const struct iwl_cfg
*cfg
;
461 struct iwl_phy_db
*phy_db
;
462 struct ieee80211_hw
*hw
;
464 /* for protecting access to iwl_mvm */
466 struct list_head async_handlers_list
;
467 spinlock_t async_handlers_lock
;
468 struct work_struct async_handlers_wk
;
470 struct work_struct roc_done_wk
;
472 unsigned long status
;
475 * for beacon filtering -
476 * currently only one interface can be supported
478 struct iwl_mvm_vif
*bf_allowed_vif
;
480 enum iwl_ucode_type cur_ucode
;
482 bool init_ucode_complete
;
483 u32 error_event_table
;
485 u32 umac_error_event_table
;
486 bool support_umac_log
;
490 struct iwl_notif_wait_data notif_wait
;
492 struct mvm_statistics_rx rx_stats
;
494 unsigned long transport_queue_stop
;
495 u8 queue_to_mac80211
[IWL_MAX_HW_QUEUES
];
496 atomic_t queue_stop_count
[IWL_MAX_HW_QUEUES
];
498 struct iwl_nvm_data
*nvm_data
;
500 struct iwl_nvm_section nvm_sections
[NVM_MAX_NUM_SECTIONS
];
502 /* EEPROM MAC addresses */
503 struct mac_address addresses
[IWL_MVM_MAX_ADDRESSES
];
505 /* data related to data path */
506 struct iwl_rx_phy_info last_phy_info
;
507 struct ieee80211_sta __rcu
*fw_id_to_mac_id
[IWL_MVM_STATION_COUNT
];
508 struct work_struct sta_drained_wk
;
509 unsigned long sta_drained
[BITS_TO_LONGS(IWL_MVM_STATION_COUNT
)];
510 atomic_t pending_frames
[IWL_MVM_STATION_COUNT
];
513 /* configured by mac80211 */
516 /* Scan status, cmd (pre-allocated) and auxiliary station */
517 enum iwl_scan_status scan_status
;
518 struct iwl_scan_cmd
*scan_cmd
;
519 struct iwl_mcast_filter_cmd
*mcast_filter_cmd
;
521 /* rx chain antennas set through debugfs for the scan command */
524 #ifdef CONFIG_IWLWIFI_BCAST_FILTERING
525 /* broadcast filters to configure for each associated station */
526 const struct iwl_fw_bcast_filter
*bcast_filters
;
527 #ifdef CONFIG_IWLWIFI_DEBUGFS
529 u32 override
; /* u32 for debugfs_create_bool */
530 struct iwl_bcast_filter_cmd cmd
;
531 } dbgfs_bcast_filtering
;
535 /* Internal station */
536 struct iwl_mvm_int_sta aux_sta
;
538 u8 scan_last_antenna_idx
; /* to toggle TX between antennas */
539 u8 mgmt_last_antenna_idx
;
541 /* last smart fifo state that was successfully sent to firmware */
542 enum iwl_sf_state sf_state
;
544 #ifdef CONFIG_IWLWIFI_DEBUGFS
545 struct dentry
*debugfs_dir
;
546 u32 dbgfs_sram_offset
, dbgfs_sram_len
;
547 u32 dbgfs_prph_reg_addr
;
548 bool disable_power_off
;
549 bool disable_power_off_d3
;
551 struct debugfs_blob_wrapper nvm_hw_blob
;
552 struct debugfs_blob_wrapper nvm_sw_blob
;
553 struct debugfs_blob_wrapper nvm_calib_blob
;
554 struct debugfs_blob_wrapper nvm_prod_blob
;
556 struct iwl_mvm_frame_stats drv_rx_stats
;
557 spinlock_t drv_stats_lock
;
560 struct iwl_mvm_phy_ctxt phy_ctxts
[NUM_PHY_CTX
];
562 struct list_head time_event_list
;
563 spinlock_t time_event_lock
;
566 * A bitmap indicating the index of the key in use. The firmware
567 * can hold 16 keys at most. Reflect this fact.
569 unsigned long fw_key_table
[BITS_TO_LONGS(STA_KEY_MAX_NUM
)];
571 /* A bitmap of reference types taken by the driver. */
572 unsigned long ref_bitmap
[BITS_TO_LONGS(IWL_MVM_REF_COUNT
)];
576 /* -1 for always, 0 for never, >0 for that many times */
580 u32 fw_error_sram_len
;
582 struct led_classdev led
;
584 struct ieee80211_vif
*p2p_device_vif
;
586 #ifdef CONFIG_PM_SLEEP
587 struct wiphy_wowlan_support wowlan
;
588 int gtk_ivlen
, gtk_icvlen
, ptk_ivlen
, ptk_icvlen
;
589 #ifdef CONFIG_IWLWIFI_DEBUGFS
590 u32 d3_wake_sysassert
; /* must be u32 for debugfs_create_bool */
592 bool store_d3_resume_sram
;
593 void *d3_resume_sram
;
595 struct ieee80211_vif
*keep_vif
;
601 bool d0i3_offloading
;
602 struct work_struct d0i3_exit_work
;
603 struct sk_buff_head d0i3_tx
;
604 /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */
605 spinlock_t d0i3_tx_lock
;
606 wait_queue_head_t d0i3_exit_waitq
;
610 struct iwl_bt_coex_profile_notif last_bt_notif
;
611 struct iwl_bt_coex_ci_cmd last_bt_ci_cmd
;
616 /* Thermal Throttling and CTkill */
617 struct iwl_mvm_tt_mgmt thermal_throttle
;
618 s32 temperature
; /* Celsius */
620 #ifdef CONFIG_NL80211_TESTMODE
622 struct ieee80211_vif
*noa_vif
;
630 /* Indicate if device power save is allowed */
632 /* Indicate if device power management is allowed */
636 /* Extract MVM priv from op_mode and _hw */
637 #define IWL_OP_MODE_GET_MVM(_iwl_op_mode) \
638 ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific)
640 #define IWL_MAC80211_GET_MVM(_hw) \
641 IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv))
643 enum iwl_mvm_status
{
644 IWL_MVM_STATUS_HW_RFKILL
,
645 IWL_MVM_STATUS_HW_CTKILL
,
646 IWL_MVM_STATUS_ROC_RUNNING
,
647 IWL_MVM_STATUS_IN_HW_RESTART
,
648 IWL_MVM_STATUS_IN_D0I3
,
651 static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm
*mvm
)
653 return test_bit(IWL_MVM_STATUS_HW_RFKILL
, &mvm
->status
) ||
654 test_bit(IWL_MVM_STATUS_HW_CTKILL
, &mvm
->status
);
657 static inline struct iwl_mvm_sta
*
658 iwl_mvm_sta_from_staid_protected(struct iwl_mvm
*mvm
, u8 sta_id
)
660 struct ieee80211_sta
*sta
;
662 if (sta_id
>= ARRAY_SIZE(mvm
->fw_id_to_mac_id
))
665 sta
= rcu_dereference_protected(mvm
->fw_id_to_mac_id
[sta_id
],
666 lockdep_is_held(&mvm
->mutex
));
668 /* This can happen if the station has been removed right now */
669 if (IS_ERR_OR_NULL(sta
))
672 return iwl_mvm_sta_from_mac80211(sta
);
675 static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm
*mvm
)
677 return mvm
->trans
->cfg
->d0i3
&&
678 (mvm
->fw
->ucode_capa
.capa
[0] & IWL_UCODE_TLV_CAPA_D0I3_SUPPORT
);
681 extern const u8 iwl_mvm_ac_to_tx_fifo
[];
683 struct iwl_rate_info
{
684 u8 plcp
; /* uCode API: IWL_RATE_6M_PLCP, etc. */
685 u8 plcp_siso
; /* uCode API: IWL_RATE_SISO_6M_PLCP, etc. */
686 u8 plcp_mimo2
; /* uCode API: IWL_RATE_MIMO2_6M_PLCP, etc. */
687 u8 plcp_mimo3
; /* uCode API: IWL_RATE_MIMO3_6M_PLCP, etc. */
688 u8 ieee
; /* MAC header: IWL_RATE_6M_IEEE, etc. */
695 int iwl_run_init_mvm_ucode(struct iwl_mvm
*mvm
, bool read_nvm
);
698 int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags
,
699 enum ieee80211_band band
);
700 void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags
,
701 enum ieee80211_band band
,
702 struct ieee80211_tx_rate
*r
);
703 u8
iwl_mvm_mac80211_idx_to_hwrate(int rate_idx
);
704 void iwl_mvm_dump_nic_error_log(struct iwl_mvm
*mvm
);
705 #ifdef CONFIG_IWLWIFI_DEBUGFS
706 void iwl_mvm_fw_error_dump(struct iwl_mvm
*mvm
);
707 void iwl_mvm_fw_error_sram_dump(struct iwl_mvm
*mvm
);
709 u8
first_antenna(u8 mask
);
710 u8
iwl_mvm_next_antenna(struct iwl_mvm
*mvm
, u8 valid
, u8 last_idx
);
712 /* Tx / Host Commands */
713 int __must_check
iwl_mvm_send_cmd(struct iwl_mvm
*mvm
,
714 struct iwl_host_cmd
*cmd
);
715 int __must_check
iwl_mvm_send_cmd_pdu(struct iwl_mvm
*mvm
, u8 id
,
716 u32 flags
, u16 len
, const void *data
);
717 int __must_check
iwl_mvm_send_cmd_status(struct iwl_mvm
*mvm
,
718 struct iwl_host_cmd
*cmd
,
720 int __must_check
iwl_mvm_send_cmd_pdu_status(struct iwl_mvm
*mvm
, u8 id
,
721 u16 len
, const void *data
,
723 int iwl_mvm_tx_skb(struct iwl_mvm
*mvm
, struct sk_buff
*skb
,
724 struct ieee80211_sta
*sta
);
725 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm
*mvm
, struct sk_buff
*skb
);
726 #ifdef CONFIG_IWLWIFI_DEBUG
727 const char *iwl_mvm_get_tx_fail_reason(u32 status
);
729 static inline const char *iwl_mvm_get_tx_fail_reason(u32 status
) { return ""; }
731 int iwl_mvm_flush_tx_path(struct iwl_mvm
*mvm
, u32 tfd_msk
, bool sync
);
732 void iwl_mvm_async_handlers_purge(struct iwl_mvm
*mvm
);
734 static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm
*mvm
)
736 flush_work(&mvm
->async_handlers_wk
);
740 int iwl_mvm_rx_reply_statistics(struct iwl_mvm
*mvm
,
741 struct iwl_rx_cmd_buffer
*rxb
,
742 struct iwl_device_cmd
*cmd
);
743 int iwl_mvm_rx_statistics(struct iwl_mvm
*mvm
,
744 struct iwl_rx_cmd_buffer
*rxb
,
745 struct iwl_device_cmd
*cmd
);
748 int iwl_nvm_init(struct iwl_mvm
*mvm
);
749 int iwl_mvm_load_nvm_to_nic(struct iwl_mvm
*mvm
);
751 int iwl_mvm_up(struct iwl_mvm
*mvm
);
752 int iwl_mvm_load_d3_fw(struct iwl_mvm
*mvm
);
754 int iwl_mvm_mac_setup_register(struct iwl_mvm
*mvm
);
755 bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm
*mvm
,
756 struct iwl_bcast_filter_cmd
*cmd
);
759 * FW notifications / CMD responses handlers
760 * Convention: iwl_mvm_rx_<NAME OF THE CMD>
762 int iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm
*mvm
, struct iwl_rx_cmd_buffer
*rxb
,
763 struct iwl_device_cmd
*cmd
);
764 int iwl_mvm_rx_rx_mpdu(struct iwl_mvm
*mvm
, struct iwl_rx_cmd_buffer
*rxb
,
765 struct iwl_device_cmd
*cmd
);
766 int iwl_mvm_rx_tx_cmd(struct iwl_mvm
*mvm
, struct iwl_rx_cmd_buffer
*rxb
,
767 struct iwl_device_cmd
*cmd
);
768 int iwl_mvm_rx_ba_notif(struct iwl_mvm
*mvm
, struct iwl_rx_cmd_buffer
*rxb
,
769 struct iwl_device_cmd
*cmd
);
770 int iwl_mvm_rx_radio_ver(struct iwl_mvm
*mvm
, struct iwl_rx_cmd_buffer
*rxb
,
771 struct iwl_device_cmd
*cmd
);
772 int iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm
*mvm
,
773 struct iwl_rx_cmd_buffer
*rxb
,
774 struct iwl_device_cmd
*cmd
);
775 int iwl_mvm_rx_fw_error(struct iwl_mvm
*mvm
, struct iwl_rx_cmd_buffer
*rxb
,
776 struct iwl_device_cmd
*cmd
);
777 int iwl_mvm_rx_card_state_notif(struct iwl_mvm
*mvm
,
778 struct iwl_rx_cmd_buffer
*rxb
,
779 struct iwl_device_cmd
*cmd
);
780 int iwl_mvm_rx_radio_ver(struct iwl_mvm
*mvm
, struct iwl_rx_cmd_buffer
*rxb
,
781 struct iwl_device_cmd
*cmd
);
784 int iwl_mvm_phy_ctxt_add(struct iwl_mvm
*mvm
, struct iwl_mvm_phy_ctxt
*ctxt
,
785 struct cfg80211_chan_def
*chandef
,
786 u8 chains_static
, u8 chains_dynamic
);
787 int iwl_mvm_phy_ctxt_changed(struct iwl_mvm
*mvm
, struct iwl_mvm_phy_ctxt
*ctxt
,
788 struct cfg80211_chan_def
*chandef
,
789 u8 chains_static
, u8 chains_dynamic
);
790 void iwl_mvm_phy_ctxt_ref(struct iwl_mvm
*mvm
,
791 struct iwl_mvm_phy_ctxt
*ctxt
);
792 void iwl_mvm_phy_ctxt_unref(struct iwl_mvm
*mvm
,
793 struct iwl_mvm_phy_ctxt
*ctxt
);
795 /* MAC (virtual interface) programming */
796 int iwl_mvm_mac_ctxt_init(struct iwl_mvm
*mvm
, struct ieee80211_vif
*vif
);
797 void iwl_mvm_mac_ctxt_release(struct iwl_mvm
*mvm
, struct ieee80211_vif
*vif
);
798 int iwl_mvm_mac_ctxt_add(struct iwl_mvm
*mvm
, struct ieee80211_vif
*vif
);
799 int iwl_mvm_mac_ctxt_changed(struct iwl_mvm
*mvm
, struct ieee80211_vif
*vif
);
800 int iwl_mvm_mac_ctxt_remove(struct iwl_mvm
*mvm
, struct ieee80211_vif
*vif
);
801 u32
iwl_mvm_mac_get_queues_mask(struct iwl_mvm
*mvm
,
802 struct ieee80211_vif
*vif
);
803 int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm
*mvm
,
804 struct ieee80211_vif
*vif
);
805 int iwl_mvm_rx_beacon_notif(struct iwl_mvm
*mvm
,
806 struct iwl_rx_cmd_buffer
*rxb
,
807 struct iwl_device_cmd
*cmd
);
808 int iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm
*mvm
,
809 struct iwl_rx_cmd_buffer
*rxb
,
810 struct iwl_device_cmd
*cmd
);
811 void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm
*mvm
,
812 struct ieee80211_vif
*vif
);
815 int iwl_mvm_binding_add_vif(struct iwl_mvm
*mvm
, struct ieee80211_vif
*vif
);
816 int iwl_mvm_binding_remove_vif(struct iwl_mvm
*mvm
, struct ieee80211_vif
*vif
);
818 /* Quota management */
819 int iwl_mvm_update_quotas(struct iwl_mvm
*mvm
, struct ieee80211_vif
*newvif
);
822 int iwl_mvm_scan_request(struct iwl_mvm
*mvm
,
823 struct ieee80211_vif
*vif
,
824 struct cfg80211_scan_request
*req
);
825 int iwl_mvm_rx_scan_response(struct iwl_mvm
*mvm
, struct iwl_rx_cmd_buffer
*rxb
,
826 struct iwl_device_cmd
*cmd
);
827 int iwl_mvm_rx_scan_complete(struct iwl_mvm
*mvm
, struct iwl_rx_cmd_buffer
*rxb
,
828 struct iwl_device_cmd
*cmd
);
829 int iwl_mvm_cancel_scan(struct iwl_mvm
*mvm
);
832 int iwl_mvm_rx_scan_offload_complete_notif(struct iwl_mvm
*mvm
,
833 struct iwl_rx_cmd_buffer
*rxb
,
834 struct iwl_device_cmd
*cmd
);
835 int iwl_mvm_config_sched_scan(struct iwl_mvm
*mvm
,
836 struct ieee80211_vif
*vif
,
837 struct cfg80211_sched_scan_request
*req
,
838 struct ieee80211_sched_scan_ies
*ies
);
839 int iwl_mvm_config_sched_scan_profiles(struct iwl_mvm
*mvm
,
840 struct cfg80211_sched_scan_request
*req
);
841 int iwl_mvm_sched_scan_start(struct iwl_mvm
*mvm
,
842 struct cfg80211_sched_scan_request
*req
);
843 int iwl_mvm_sched_scan_stop(struct iwl_mvm
*mvm
);
844 int iwl_mvm_rx_sched_scan_results(struct iwl_mvm
*mvm
,
845 struct iwl_rx_cmd_buffer
*rxb
,
846 struct iwl_device_cmd
*cmd
);
849 #ifdef CONFIG_IWLWIFI_DEBUGFS
850 int iwl_mvm_dbgfs_register(struct iwl_mvm
*mvm
, struct dentry
*dbgfs_dir
);
851 void iwl_mvm_vif_dbgfs_register(struct iwl_mvm
*mvm
, struct ieee80211_vif
*vif
);
852 void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm
*mvm
, struct ieee80211_vif
*vif
);
854 static inline int iwl_mvm_dbgfs_register(struct iwl_mvm
*mvm
,
855 struct dentry
*dbgfs_dir
)
860 iwl_mvm_vif_dbgfs_register(struct iwl_mvm
*mvm
, struct ieee80211_vif
*vif
)
864 iwl_mvm_vif_dbgfs_clean(struct iwl_mvm
*mvm
, struct ieee80211_vif
*vif
)
867 #endif /* CONFIG_IWLWIFI_DEBUGFS */
870 int iwl_mvm_send_lq_cmd(struct iwl_mvm
*mvm
, struct iwl_lq_cmd
*lq
, bool init
);
871 void iwl_mvm_update_frame_stats(struct iwl_mvm
*mvm
,
872 struct iwl_mvm_frame_stats
*stats
,
874 int rs_pretty_print_rate(char *buf
, const u32 rate
);
876 /* power management */
877 int iwl_power_legacy_set_cam_mode(struct iwl_mvm
*mvm
);
879 int iwl_mvm_power_update_device(struct iwl_mvm
*mvm
);
880 int iwl_mvm_power_update_mac(struct iwl_mvm
*mvm
, struct ieee80211_vif
*vif
);
881 int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm
*mvm
, struct ieee80211_vif
*vif
,
882 char *buf
, int bufsz
);
884 void iwl_mvm_power_vif_assoc(struct iwl_mvm
*mvm
, struct ieee80211_vif
*vif
);
885 int iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm
*mvm
,
886 struct iwl_rx_cmd_buffer
*rxb
,
887 struct iwl_device_cmd
*cmd
);
889 int iwl_mvm_leds_init(struct iwl_mvm
*mvm
);
890 void iwl_mvm_leds_exit(struct iwl_mvm
*mvm
);
892 /* D3 (WoWLAN, NetDetect) */
893 int iwl_mvm_suspend(struct ieee80211_hw
*hw
, struct cfg80211_wowlan
*wowlan
);
894 int iwl_mvm_resume(struct ieee80211_hw
*hw
);
895 void iwl_mvm_set_wakeup(struct ieee80211_hw
*hw
, bool enabled
);
896 void iwl_mvm_set_rekey_data(struct ieee80211_hw
*hw
,
897 struct ieee80211_vif
*vif
,
898 struct cfg80211_gtk_rekey_data
*data
);
899 void iwl_mvm_ipv6_addr_change(struct ieee80211_hw
*hw
,
900 struct ieee80211_vif
*vif
,
901 struct inet6_dev
*idev
);
902 void iwl_mvm_set_default_unicast_key(struct ieee80211_hw
*hw
,
903 struct ieee80211_vif
*vif
, int idx
);
904 extern const struct file_operations iwl_dbgfs_d3_test_ops
;
905 #ifdef CONFIG_PM_SLEEP
906 void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm
*mvm
,
907 struct ieee80211_vif
*vif
);
910 iwl_mvm_set_last_nonqos_seq(struct iwl_mvm
*mvm
, struct ieee80211_vif
*vif
)
914 void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta
*mvm_ap_sta
,
915 struct iwl_wowlan_config_cmd_v2
*cmd
);
916 int iwl_mvm_send_proto_offload(struct iwl_mvm
*mvm
,
917 struct ieee80211_vif
*vif
,
918 bool disable_offloading
,
922 void iwl_mvm_ref(struct iwl_mvm
*mvm
, enum iwl_mvm_ref_type ref_type
);
923 void iwl_mvm_unref(struct iwl_mvm
*mvm
, enum iwl_mvm_ref_type ref_type
);
924 void iwl_mvm_d0i3_enable_tx(struct iwl_mvm
*mvm
, __le16
*qos_seq
);
927 int iwl_send_bt_prio_tbl(struct iwl_mvm
*mvm
);
928 int iwl_send_bt_init_conf(struct iwl_mvm
*mvm
);
929 int iwl_mvm_rx_bt_coex_notif(struct iwl_mvm
*mvm
,
930 struct iwl_rx_cmd_buffer
*rxb
,
931 struct iwl_device_cmd
*cmd
);
932 void iwl_mvm_bt_rssi_event(struct iwl_mvm
*mvm
, struct ieee80211_vif
*vif
,
933 enum ieee80211_rssi_event rssi_event
);
934 void iwl_mvm_bt_coex_vif_change(struct iwl_mvm
*mvm
);
935 u16
iwl_mvm_coex_agg_time_limit(struct iwl_mvm
*mvm
,
936 struct ieee80211_sta
*sta
);
937 bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm
*mvm
,
938 struct ieee80211_sta
*sta
);
939 u8
iwl_mvm_bt_coex_tx_prio(struct iwl_mvm
*mvm
, struct ieee80211_hdr
*hdr
,
940 struct ieee80211_tx_info
*info
, u8 ac
);
941 int iwl_mvm_bt_coex_reduced_txp(struct iwl_mvm
*mvm
, u8 sta_id
, bool enable
);
943 enum iwl_bt_kill_msk
{
945 BT_KILL_MSK_SCO_HID_A2DP
,
946 BT_KILL_MSK_REDUCED_TXPOW
,
949 extern const u32 iwl_bt_ack_kill_msk
[BT_KILL_MSK_MAX
];
950 extern const u32 iwl_bt_cts_kill_msk
[BT_KILL_MSK_MAX
];
952 /* beacon filtering */
953 #ifdef CONFIG_IWLWIFI_DEBUGFS
955 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif
*vif
,
956 struct iwl_beacon_filter_cmd
*cmd
);
959 iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif
*vif
,
960 struct iwl_beacon_filter_cmd
*cmd
)
963 int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm
*mvm
,
964 struct ieee80211_vif
*vif
,
965 bool enable
, u32 flags
);
966 int iwl_mvm_enable_beacon_filter(struct iwl_mvm
*mvm
,
967 struct ieee80211_vif
*vif
,
969 int iwl_mvm_disable_beacon_filter(struct iwl_mvm
*mvm
,
970 struct ieee80211_vif
*vif
,
972 int iwl_mvm_update_beacon_abort(struct iwl_mvm
*mvm
,
973 struct ieee80211_vif
*vif
, bool enable
);
974 int iwl_mvm_update_beacon_filter(struct iwl_mvm
*mvm
,
975 struct ieee80211_vif
*vif
,
980 void iwl_mvm_update_smps(struct iwl_mvm
*mvm
, struct ieee80211_vif
*vif
,
981 enum iwl_mvm_smps_type_request req_type
,
982 enum ieee80211_smps_mode smps_request
);
985 int iwl_mvm_update_low_latency(struct iwl_mvm
*mvm
, struct ieee80211_vif
*vif
,
987 /* get SystemLowLatencyMode - only needed for beacon threshold? */
988 bool iwl_mvm_low_latency(struct iwl_mvm
*mvm
);
989 /* get VMACLowLatencyMode */
990 static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif
*mvmvif
)
993 * should this consider associated/active/... state?
995 * Normally low-latency should only be active on interfaces
996 * that are active, but at least with debugfs it can also be
997 * enabled on interfaces that aren't active. However, when
998 * interface aren't active then they aren't added into the
999 * binding, so this has no real impact. For now, just return
1000 * the current desired low-latency state.
1003 return mvmvif
->low_latency
;
1007 bool iwl_mvm_is_idle(struct iwl_mvm
*mvm
);
1009 /* Thermal management and CT-kill */
1010 void iwl_mvm_tt_tx_backoff(struct iwl_mvm
*mvm
, u32 backoff
);
1011 void iwl_mvm_tt_handler(struct iwl_mvm
*mvm
);
1012 void iwl_mvm_tt_initialize(struct iwl_mvm
*mvm
, u32 min_backoff
);
1013 void iwl_mvm_tt_exit(struct iwl_mvm
*mvm
);
1014 void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm
*mvm
, bool state
);
1017 int iwl_mvm_sf_update(struct iwl_mvm
*mvm
, struct ieee80211_vif
*vif
,
1020 #endif /* __IWL_MVM_H__ */