| /****************************************************************************** |
| * |
| * This file is provided under a dual BSD/GPLv2 license. When using or |
| * redistributing this file, you may do so under either license. |
| * |
| * GPL LICENSE SUMMARY |
| * |
| * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. |
| * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH |
| * |
| * This program is free software; you can redistribute it and/or modify |
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| * |
| * This program is distributed in the hope that it will be useful, but |
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| * General Public License for more details. |
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| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, |
| * USA |
| * |
| * The full GNU General Public License is included in this distribution |
| * in the file called COPYING. |
| * |
| * Contact Information: |
| * Intel Linux Wireless <ilw@linux.intel.com> |
| * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 |
| * |
| * BSD LICENSE |
| * |
| * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. |
| * Copyright(c) 2013 - 2014 Intel Mobile Communications GmbH |
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| *****************************************************************************/ |
| |
| #ifndef __fw_api_scan_h__ |
| #define __fw_api_scan_h__ |
| |
| #include "fw-api.h" |
| |
| /* Scan Commands, Responses, Notifications */ |
| |
| /* Max number of IEs for direct SSID scans in a command */ |
| #define PROBE_OPTION_MAX 20 |
| |
| /** |
| * struct iwl_ssid_ie - directed scan network information element |
| * |
| * Up to 20 of these may appear in REPLY_SCAN_CMD, |
| * selected by "type" bit field in struct iwl_scan_channel; |
| * each channel may select different ssids from among the 20 entries. |
| * SSID IEs get transmitted in reverse order of entry. |
| */ |
| struct iwl_ssid_ie { |
| u8 id; |
| u8 len; |
| u8 ssid[IEEE80211_MAX_SSID_LEN]; |
| } __packed; /* SCAN_DIRECT_SSID_IE_API_S_VER_1 */ |
| |
| /* How many statistics are gathered for each channel */ |
| #define SCAN_RESULTS_STATISTICS 1 |
| |
| /** |
| * enum iwl_scan_complete_status - status codes for scan complete notifications |
| * @SCAN_COMP_STATUS_OK: scan completed successfully |
| * @SCAN_COMP_STATUS_ABORT: scan was aborted by user |
| * @SCAN_COMP_STATUS_ERR_SLEEP: sending null sleep packet failed |
| * @SCAN_COMP_STATUS_ERR_CHAN_TIMEOUT: timeout before channel is ready |
| * @SCAN_COMP_STATUS_ERR_PROBE: sending probe request failed |
| * @SCAN_COMP_STATUS_ERR_WAKEUP: sending null wakeup packet failed |
| * @SCAN_COMP_STATUS_ERR_ANTENNAS: invalid antennas chosen at scan command |
| * @SCAN_COMP_STATUS_ERR_INTERNAL: internal error caused scan abort |
| * @SCAN_COMP_STATUS_ERR_COEX: medium was lost ot WiMax |
| * @SCAN_COMP_STATUS_P2P_ACTION_OK: P2P public action frame TX was successful |
| * (not an error!) |
| * @SCAN_COMP_STATUS_ITERATION_END: indicates end of one repetition the driver |
| * asked for |
| * @SCAN_COMP_STATUS_ERR_ALLOC_TE: scan could not allocate time events |
| */ |
| enum iwl_scan_complete_status { |
| SCAN_COMP_STATUS_OK = 0x1, |
| SCAN_COMP_STATUS_ABORT = 0x2, |
| SCAN_COMP_STATUS_ERR_SLEEP = 0x3, |
| SCAN_COMP_STATUS_ERR_CHAN_TIMEOUT = 0x4, |
| SCAN_COMP_STATUS_ERR_PROBE = 0x5, |
| SCAN_COMP_STATUS_ERR_WAKEUP = 0x6, |
| SCAN_COMP_STATUS_ERR_ANTENNAS = 0x7, |
| SCAN_COMP_STATUS_ERR_INTERNAL = 0x8, |
| SCAN_COMP_STATUS_ERR_COEX = 0x9, |
| SCAN_COMP_STATUS_P2P_ACTION_OK = 0xA, |
| SCAN_COMP_STATUS_ITERATION_END = 0x0B, |
| SCAN_COMP_STATUS_ERR_ALLOC_TE = 0x0C, |
| }; |
| |
| /** |
| * struct iwl_scan_results_notif - scan results for one channel |
| * ( SCAN_RESULTS_NOTIFICATION = 0x83 ) |
| * @channel: which channel the results are from |
| * @band: 0 for 5.2 GHz, 1 for 2.4 GHz |
| * @probe_status: SCAN_PROBE_STATUS_*, indicates success of probe request |
| * @num_probe_not_sent: # of request that weren't sent due to not enough time |
| * @duration: duration spent in channel, in usecs |
| * @statistics: statistics gathered for this channel |
| */ |
| struct iwl_scan_results_notif { |
| u8 channel; |
| u8 band; |
| u8 probe_status; |
| u8 num_probe_not_sent; |
| __le32 duration; |
| __le32 statistics[SCAN_RESULTS_STATISTICS]; |
| } __packed; /* SCAN_RESULT_NTF_API_S_VER_2 */ |
| |
| /** |
| * struct iwl_scan_complete_notif - notifies end of scanning (all channels) |
| * ( SCAN_COMPLETE_NOTIFICATION = 0x84 ) |
| * @scanned_channels: number of channels scanned (and number of valid results) |
| * @status: one of SCAN_COMP_STATUS_* |
| * @bt_status: BT on/off status |
| * @last_channel: last channel that was scanned |
| * @tsf_low: TSF timer (lower half) in usecs |
| * @tsf_high: TSF timer (higher half) in usecs |
| * @results: array of scan results, only "scanned_channels" of them are valid |
| */ |
| struct iwl_scan_complete_notif { |
| u8 scanned_channels; |
| u8 status; |
| u8 bt_status; |
| u8 last_channel; |
| __le32 tsf_low; |
| __le32 tsf_high; |
| struct iwl_scan_results_notif results[]; |
| } __packed; /* SCAN_COMPLETE_NTF_API_S_VER_2 */ |
| |
| /* scan offload */ |
| #define IWL_SCAN_MAX_BLACKLIST_LEN 64 |
| #define IWL_SCAN_SHORT_BLACKLIST_LEN 16 |
| #define IWL_SCAN_MAX_PROFILES 11 |
| #define SCAN_OFFLOAD_PROBE_REQ_SIZE 512 |
| |
| /* Default watchdog (in MS) for scheduled scan iteration */ |
| #define IWL_SCHED_SCAN_WATCHDOG cpu_to_le16(15000) |
| |
| #define IWL_GOOD_CRC_TH_DEFAULT cpu_to_le16(1) |
| #define CAN_ABORT_STATUS 1 |
| |
| #define IWL_FULL_SCAN_MULTIPLIER 5 |
| #define IWL_FAST_SCHED_SCAN_ITERATIONS 3 |
| |
| enum scan_framework_client { |
| SCAN_CLIENT_SCHED_SCAN = BIT(0), |
| SCAN_CLIENT_NETDETECT = BIT(1), |
| SCAN_CLIENT_ASSET_TRACKING = BIT(2), |
| }; |
| |
| /** |
| * struct iwl_scan_offload_cmd - SCAN_REQUEST_FIXED_PART_API_S_VER_6 |
| * @scan_flags: see enum iwl_scan_flags |
| * @channel_count: channels in channel list |
| * @quiet_time: dwell time, in milliseconds, on quiet channel |
| * @quiet_plcp_th: quiet channel num of packets threshold |
| * @good_CRC_th: passive to active promotion threshold |
| * @rx_chain: RXON rx chain. |
| * @max_out_time: max TUs to be out of associated channel |
| * @suspend_time: pause scan this TUs when returning to service channel |
| * @flags: RXON flags |
| * @filter_flags: RXONfilter |
| * @tx_cmd: tx command for active scan; for 2GHz and for 5GHz. |
| * @direct_scan: list of SSIDs for directed active scan |
| * @scan_type: see enum iwl_scan_type. |
| * @rep_count: repetition count for each scheduled scan iteration. |
| */ |
| struct iwl_scan_offload_cmd { |
| __le16 len; |
| u8 scan_flags; |
| u8 channel_count; |
| __le16 quiet_time; |
| __le16 quiet_plcp_th; |
| __le16 good_CRC_th; |
| __le16 rx_chain; |
| __le32 max_out_time; |
| __le32 suspend_time; |
| /* RX_ON_FLAGS_API_S_VER_1 */ |
| __le32 flags; |
| __le32 filter_flags; |
| struct iwl_tx_cmd tx_cmd[2]; |
| /* SCAN_DIRECT_SSID_IE_API_S_VER_1 */ |
| struct iwl_ssid_ie direct_scan[PROBE_OPTION_MAX]; |
| __le32 scan_type; |
| __le32 rep_count; |
| } __packed; |
| |
| enum iwl_scan_offload_channel_flags { |
| IWL_SCAN_OFFLOAD_CHANNEL_ACTIVE = BIT(0), |
| IWL_SCAN_OFFLOAD_CHANNEL_NARROW = BIT(22), |
| IWL_SCAN_OFFLOAD_CHANNEL_FULL = BIT(24), |
| IWL_SCAN_OFFLOAD_CHANNEL_PARTIAL = BIT(25), |
| }; |
| |
| /* channel configuration for struct iwl_scan_offload_cfg. Each channels needs: |
| * __le32 type: bitmap; bits 1-20 are for directed scan to i'th ssid and |
| * see enum iwl_scan_offload_channel_flags. |
| * __le16 channel_number: channel number 1-13 etc. |
| * __le16 iter_count: repetition count for the channel. |
| * __le32 iter_interval: interval between two iterations on one channel. |
| * u8 active_dwell. |
| * u8 passive_dwell. |
| */ |
| #define IWL_SCAN_CHAN_SIZE 14 |
| |
| /** |
| * iwl_scan_offload_cfg - SCAN_OFFLOAD_CONFIG_API_S |
| * @scan_cmd: scan command fixed part |
| * @data: scan channel configuration and probe request frames |
| */ |
| struct iwl_scan_offload_cfg { |
| struct iwl_scan_offload_cmd scan_cmd; |
| u8 data[0]; |
| } __packed; |
| |
| /** |
| * iwl_scan_offload_blacklist - SCAN_OFFLOAD_BLACKLIST_S |
| * @ssid: MAC address to filter out |
| * @reported_rssi: AP rssi reported to the host |
| * @client_bitmap: clients ignore this entry - enum scan_framework_client |
| */ |
| struct iwl_scan_offload_blacklist { |
| u8 ssid[ETH_ALEN]; |
| u8 reported_rssi; |
| u8 client_bitmap; |
| } __packed; |
| |
| enum iwl_scan_offload_network_type { |
| IWL_NETWORK_TYPE_BSS = 1, |
| IWL_NETWORK_TYPE_IBSS = 2, |
| IWL_NETWORK_TYPE_ANY = 3, |
| }; |
| |
| enum iwl_scan_offload_band_selection { |
| IWL_SCAN_OFFLOAD_SELECT_2_4 = 0x4, |
| IWL_SCAN_OFFLOAD_SELECT_5_2 = 0x8, |
| IWL_SCAN_OFFLOAD_SELECT_ANY = 0xc, |
| }; |
| |
| /** |
| * iwl_scan_offload_profile - SCAN_OFFLOAD_PROFILE_S |
| * @ssid_index: index to ssid list in fixed part |
| * @unicast_cipher: encryption algorithm to match - bitmap |
| * @aut_alg: authentication algorithm to match - bitmap |
| * @network_type: enum iwl_scan_offload_network_type |
| * @band_selection: enum iwl_scan_offload_band_selection |
| * @client_bitmap: clients waiting for match - enum scan_framework_client |
| */ |
| struct iwl_scan_offload_profile { |
| u8 ssid_index; |
| u8 unicast_cipher; |
| u8 auth_alg; |
| u8 network_type; |
| u8 band_selection; |
| u8 client_bitmap; |
| u8 reserved[2]; |
| } __packed; |
| |
| /** |
| * iwl_scan_offload_profile_cfg - SCAN_OFFLOAD_PROFILES_CFG_API_S_VER_1 |
| * @blaclist: AP list to filter off from scan results |
| * @profiles: profiles to search for match |
| * @blacklist_len: length of blacklist |
| * @num_profiles: num of profiles in the list |
| * @match_notify: clients waiting for match found notification |
| * @pass_match: clients waiting for the results |
| * @active_clients: active clients bitmap - enum scan_framework_client |
| * @any_beacon_notify: clients waiting for match notification without match |
| */ |
| struct iwl_scan_offload_profile_cfg { |
| struct iwl_scan_offload_profile profiles[IWL_SCAN_MAX_PROFILES]; |
| u8 blacklist_len; |
| u8 num_profiles; |
| u8 match_notify; |
| u8 pass_match; |
| u8 active_clients; |
| u8 any_beacon_notify; |
| u8 reserved[2]; |
| } __packed; |
| |
| /** |
| * iwl_scan_offload_schedule - schedule of scan offload |
| * @delay: delay between iterations, in seconds. |
| * @iterations: num of scan iterations |
| * @full_scan_mul: number of partial scans before each full scan |
| */ |
| struct iwl_scan_offload_schedule { |
| __le16 delay; |
| u8 iterations; |
| u8 full_scan_mul; |
| } __packed; |
| |
| /* |
| * iwl_scan_offload_flags |
| * |
| * IWL_SCAN_OFFLOAD_FLAG_PASS_ALL: pass all results - no filtering. |
| * IWL_SCAN_OFFLOAD_FLAG_CACHED_CHANNEL: add cached channels to partial scan. |
| * IWL_SCAN_OFFLOAD_FLAG_EBS_QUICK_MODE: EBS duration is 100mSec - typical |
| * beacon period. Finding channel activity in this mode is not guaranteed. |
| * IWL_SCAN_OFFLOAD_FLAG_EBS_ACCURATE_MODE: EBS duration is 200mSec. |
| * Assuming beacon period is 100ms finding channel activity is guaranteed. |
| */ |
| enum iwl_scan_offload_flags { |
| IWL_SCAN_OFFLOAD_FLAG_PASS_ALL = BIT(0), |
| IWL_SCAN_OFFLOAD_FLAG_CACHED_CHANNEL = BIT(2), |
| IWL_SCAN_OFFLOAD_FLAG_EBS_QUICK_MODE = BIT(5), |
| IWL_SCAN_OFFLOAD_FLAG_EBS_ACCURATE_MODE = BIT(6), |
| }; |
| |
| /** |
| * iwl_scan_offload_req - scan offload request command |
| * @flags: bitmap - enum iwl_scan_offload_flags. |
| * @watchdog: maximum scan duration in TU. |
| * @delay: delay in seconds before first iteration. |
| * @schedule_line: scan offload schedule, for fast and regular scan. |
| */ |
| struct iwl_scan_offload_req { |
| __le16 flags; |
| __le16 watchdog; |
| __le16 delay; |
| __le16 reserved; |
| struct iwl_scan_offload_schedule schedule_line[2]; |
| } __packed; |
| |
| enum iwl_scan_offload_compleate_status { |
| IWL_SCAN_OFFLOAD_COMPLETED = 1, |
| IWL_SCAN_OFFLOAD_ABORTED = 2, |
| }; |
| |
| enum iwl_scan_ebs_status { |
| IWL_SCAN_EBS_SUCCESS, |
| IWL_SCAN_EBS_FAILED, |
| IWL_SCAN_EBS_CHAN_NOT_FOUND, |
| }; |
| |
| /** |
| * iwl_scan_offload_complete - SCAN_OFFLOAD_COMPLETE_NTF_API_S_VER_1 |
| * @last_schedule_line: last schedule line executed (fast or regular) |
| * @last_schedule_iteration: last scan iteration executed before scan abort |
| * @status: enum iwl_scan_offload_compleate_status |
| * @ebs_status: last EBS status, see IWL_SCAN_EBS_* |
| */ |
| struct iwl_scan_offload_complete { |
| u8 last_schedule_line; |
| u8 last_schedule_iteration; |
| u8 status; |
| u8 ebs_status; |
| } __packed; |
| |
| /** |
| * iwl_sched_scan_results - SCAN_OFFLOAD_MATCH_FOUND_NTF_API_S_VER_1 |
| * @ssid_bitmap: SSIDs indexes found in this iteration |
| * @client_bitmap: clients that are active and wait for this notification |
| */ |
| struct iwl_sched_scan_results { |
| __le16 ssid_bitmap; |
| u8 client_bitmap; |
| u8 reserved; |
| }; |
| |
| /* Unified LMAC scan API */ |
| |
| #define IWL_MVM_BASIC_PASSIVE_DWELL 110 |
| |
| /** |
| * iwl_scan_req_tx_cmd - SCAN_REQ_TX_CMD_API_S |
| * @tx_flags: combination of TX_CMD_FLG_* |
| * @rate_n_flags: rate for *all* Tx attempts, if TX_CMD_FLG_STA_RATE_MSK is |
| * cleared. Combination of RATE_MCS_* |
| * @sta_id: index of destination station in FW station table |
| * @reserved: for alignment and future use |
| */ |
| struct iwl_scan_req_tx_cmd { |
| __le32 tx_flags; |
| __le32 rate_n_flags; |
| u8 sta_id; |
| u8 reserved[3]; |
| } __packed; |
| |
| enum iwl_scan_channel_flags_lmac { |
| IWL_UNIFIED_SCAN_CHANNEL_FULL = BIT(27), |
| IWL_UNIFIED_SCAN_CHANNEL_PARTIAL = BIT(28), |
| }; |
| |
| /** |
| * iwl_scan_channel_cfg_lmac - SCAN_CHANNEL_CFG_S_VER2 |
| * @flags: bits 1-20: directed scan to i'th ssid |
| * other bits &enum iwl_scan_channel_flags_lmac |
| * @channel_number: channel number 1-13 etc |
| * @iter_count: scan iteration on this channel |
| * @iter_interval: interval in seconds between iterations on one channel |
| */ |
| struct iwl_scan_channel_cfg_lmac { |
| __le32 flags; |
| __le16 channel_num; |
| __le16 iter_count; |
| __le32 iter_interval; |
| } __packed; |
| |
| /* |
| * iwl_scan_probe_segment - PROBE_SEGMENT_API_S_VER_1 |
| * @offset: offset in the data block |
| * @len: length of the segment |
| */ |
| struct iwl_scan_probe_segment { |
| __le16 offset; |
| __le16 len; |
| } __packed; |
| |
| /* iwl_scan_probe_req - PROBE_REQUEST_FRAME_API_S_VER_2 |
| * @mac_header: first (and common) part of the probe |
| * @band_data: band specific data |
| * @common_data: last (and common) part of the probe |
| * @buf: raw data block |
| */ |
| struct iwl_scan_probe_req { |
| struct iwl_scan_probe_segment mac_header; |
| struct iwl_scan_probe_segment band_data[2]; |
| struct iwl_scan_probe_segment common_data; |
| u8 buf[SCAN_OFFLOAD_PROBE_REQ_SIZE]; |
| } __packed; |
| |
| enum iwl_scan_channel_flags { |
| IWL_SCAN_CHANNEL_FLAG_EBS = BIT(0), |
| IWL_SCAN_CHANNEL_FLAG_EBS_ACCURATE = BIT(1), |
| IWL_SCAN_CHANNEL_FLAG_CACHE_ADD = BIT(2), |
| }; |
| |
| /* iwl_scan_channel_opt - CHANNEL_OPTIMIZATION_API_S |
| * @flags: enum iwl_scan_channel_flags |
| * @non_ebs_ratio: defines the ratio of number of scan iterations where EBS is |
| * involved. |
| * 1 - EBS is disabled. |
| * 2 - every second scan will be full scan(and so on). |
| */ |
| struct iwl_scan_channel_opt { |
| __le16 flags; |
| __le16 non_ebs_ratio; |
| } __packed; |
| |
| /** |
| * iwl_mvm_lmac_scan_flags |
| * @IWL_MVM_LMAC_SCAN_FLAG_PASS_ALL: pass all beacons and probe responses |
| * without filtering. |
| * @IWL_MVM_LMAC_SCAN_FLAG_PASSIVE: force passive scan on all channels |
| * @IWL_MVM_LMAC_SCAN_FLAG_PRE_CONNECTION: single channel scan |
| * @IWL_MVM_LMAC_SCAN_FLAG_ITER_COMPLETE: send iteration complete notification |
| * @IWL_MVM_LMAC_SCAN_FLAG_MULTIPLE_SSIDS multiple SSID matching |
| * @IWL_MVM_LMAC_SCAN_FLAG_FRAGMENTED: all passive scans will be fragmented |
| * @IWL_MVM_LMAC_SCAN_FLAGS_RRM_ENABLED: insert WFA vendor-specific TPC report |
| * and DS parameter set IEs into probe requests. |
| * @IWL_MVM_LMAC_SCAN_FLAG_MATCH: Send match found notification on matches |
| */ |
| enum iwl_mvm_lmac_scan_flags { |
| IWL_MVM_LMAC_SCAN_FLAG_PASS_ALL = BIT(0), |
| IWL_MVM_LMAC_SCAN_FLAG_PASSIVE = BIT(1), |
| IWL_MVM_LMAC_SCAN_FLAG_PRE_CONNECTION = BIT(2), |
| IWL_MVM_LMAC_SCAN_FLAG_ITER_COMPLETE = BIT(3), |
| IWL_MVM_LMAC_SCAN_FLAG_MULTIPLE_SSIDS = BIT(4), |
| IWL_MVM_LMAC_SCAN_FLAG_FRAGMENTED = BIT(5), |
| IWL_MVM_LMAC_SCAN_FLAGS_RRM_ENABLED = BIT(6), |
| IWL_MVM_LMAC_SCAN_FLAG_MATCH = BIT(9), |
| }; |
| |
| enum iwl_scan_priority { |
| IWL_SCAN_PRIORITY_LOW, |
| IWL_SCAN_PRIORITY_MEDIUM, |
| IWL_SCAN_PRIORITY_HIGH, |
| }; |
| |
| /** |
| * iwl_scan_req_unified_lmac - SCAN_REQUEST_CMD_API_S_VER_1 |
| * @reserved1: for alignment and future use |
| * @channel_num: num of channels to scan |
| * @active-dwell: dwell time for active channels |
| * @passive-dwell: dwell time for passive channels |
| * @fragmented-dwell: dwell time for fragmented passive scan |
| * @reserved2: for alignment and future use |
| * @rx_chain_selct: PHY_RX_CHAIN_* flags |
| * @scan_flags: &enum iwl_mvm_lmac_scan_flags |
| * @max_out_time: max time (in TU) to be out of associated channel |
| * @suspend_time: pause scan this long (TUs) when returning to service channel |
| * @flags: RXON flags |
| * @filter_flags: RXON filter |
| * @tx_cmd: tx command for active scan; for 2GHz and for 5GHz |
| * @direct_scan: list of SSIDs for directed active scan |
| * @scan_prio: enum iwl_scan_priority |
| * @iter_num: number of scan iterations |
| * @delay: delay in seconds before first iteration |
| * @schedule: two scheduling plans. The first one is finite, the second one can |
| * be infinite. |
| * @channel_opt: channel optimization options, for full and partial scan |
| * @data: channel configuration and probe request packet. |
| */ |
| struct iwl_scan_req_unified_lmac { |
| /* SCAN_REQUEST_FIXED_PART_API_S_VER_7 */ |
| __le32 reserved1; |
| u8 n_channels; |
| u8 active_dwell; |
| u8 passive_dwell; |
| u8 fragmented_dwell; |
| __le16 reserved2; |
| __le16 rx_chain_select; |
| __le32 scan_flags; |
| __le32 max_out_time; |
| __le32 suspend_time; |
| /* RX_ON_FLAGS_API_S_VER_1 */ |
| __le32 flags; |
| __le32 filter_flags; |
| struct iwl_scan_req_tx_cmd tx_cmd[2]; |
| struct iwl_ssid_ie direct_scan[PROBE_OPTION_MAX]; |
| __le32 scan_prio; |
| /* SCAN_REQ_PERIODIC_PARAMS_API_S */ |
| __le32 iter_num; |
| __le32 delay; |
| struct iwl_scan_offload_schedule schedule[2]; |
| struct iwl_scan_channel_opt channel_opt[2]; |
| u8 data[]; |
| } __packed; |
| |
| /** |
| * struct iwl_lmac_scan_results_notif - scan results for one channel - |
| * SCAN_RESULT_NTF_API_S_VER_3 |
| * @channel: which channel the results are from |
| * @band: 0 for 5.2 GHz, 1 for 2.4 GHz |
| * @probe_status: SCAN_PROBE_STATUS_*, indicates success of probe request |
| * @num_probe_not_sent: # of request that weren't sent due to not enough time |
| * @duration: duration spent in channel, in usecs |
| */ |
| struct iwl_lmac_scan_results_notif { |
| u8 channel; |
| u8 band; |
| u8 probe_status; |
| u8 num_probe_not_sent; |
| __le32 duration; |
| } __packed; |
| |
| /** |
| * struct iwl_lmac_scan_complete_notif - notifies end of scanning (all channels) |
| * SCAN_COMPLETE_NTF_API_S_VER_3 |
| * @scanned_channels: number of channels scanned (and number of valid results) |
| * @status: one of SCAN_COMP_STATUS_* |
| * @bt_status: BT on/off status |
| * @last_channel: last channel that was scanned |
| * @tsf_low: TSF timer (lower half) in usecs |
| * @tsf_high: TSF timer (higher half) in usecs |
| * @results: an array of scan results, only "scanned_channels" of them are valid |
| */ |
| struct iwl_lmac_scan_complete_notif { |
| u8 scanned_channels; |
| u8 status; |
| u8 bt_status; |
| u8 last_channel; |
| __le32 tsf_low; |
| __le32 tsf_high; |
| struct iwl_scan_results_notif results[]; |
| } __packed; |
| |
| /** |
| * iwl_scan_offload_complete - PERIODIC_SCAN_COMPLETE_NTF_API_S_VER_2 |
| * @last_schedule_line: last schedule line executed (fast or regular) |
| * @last_schedule_iteration: last scan iteration executed before scan abort |
| * @status: enum iwl_scan_offload_complete_status |
| * @ebs_status: EBS success status &enum iwl_scan_ebs_status |
| * @time_after_last_iter; time in seconds elapsed after last iteration |
| */ |
| struct iwl_periodic_scan_complete { |
| u8 last_schedule_line; |
| u8 last_schedule_iteration; |
| u8 status; |
| u8 ebs_status; |
| __le32 time_after_last_iter; |
| __le32 reserved; |
| } __packed; |
| |
| /* UMAC Scan API */ |
| |
| /** |
| * struct iwl_mvm_umac_cmd_hdr - Command header for UMAC commands |
| * @size: size of the command (not including header) |
| * @reserved0: for future use and alignment |
| * @ver: API version number |
| */ |
| struct iwl_mvm_umac_cmd_hdr { |
| __le16 size; |
| u8 reserved0; |
| u8 ver; |
| } __packed; |
| |
| #define IWL_MVM_MAX_SIMULTANEOUS_SCANS 8 |
| |
| enum scan_config_flags { |
| SCAN_CONFIG_FLAG_ACTIVATE = BIT(0), |
| SCAN_CONFIG_FLAG_DEACTIVATE = BIT(1), |
| SCAN_CONFIG_FLAG_FORBID_CHUB_REQS = BIT(2), |
| SCAN_CONFIG_FLAG_ALLOW_CHUB_REQS = BIT(3), |
| SCAN_CONFIG_FLAG_SET_TX_CHAINS = BIT(8), |
| SCAN_CONFIG_FLAG_SET_RX_CHAINS = BIT(9), |
| SCAN_CONFIG_FLAG_SET_AUX_STA_ID = BIT(10), |
| SCAN_CONFIG_FLAG_SET_ALL_TIMES = BIT(11), |
| SCAN_CONFIG_FLAG_SET_EFFECTIVE_TIMES = BIT(12), |
| SCAN_CONFIG_FLAG_SET_CHANNEL_FLAGS = BIT(13), |
| SCAN_CONFIG_FLAG_SET_LEGACY_RATES = BIT(14), |
| SCAN_CONFIG_FLAG_SET_MAC_ADDR = BIT(15), |
| SCAN_CONFIG_FLAG_SET_FRAGMENTED = BIT(16), |
| SCAN_CONFIG_FLAG_CLEAR_FRAGMENTED = BIT(17), |
| SCAN_CONFIG_FLAG_SET_CAM_MODE = BIT(18), |
| SCAN_CONFIG_FLAG_CLEAR_CAM_MODE = BIT(19), |
| SCAN_CONFIG_FLAG_SET_PROMISC_MODE = BIT(20), |
| SCAN_CONFIG_FLAG_CLEAR_PROMISC_MODE = BIT(21), |
| |
| /* Bits 26-31 are for num of channels in channel_array */ |
| #define SCAN_CONFIG_N_CHANNELS(n) ((n) << 26) |
| }; |
| |
| enum scan_config_rates { |
| /* OFDM basic rates */ |
| SCAN_CONFIG_RATE_6M = BIT(0), |
| SCAN_CONFIG_RATE_9M = BIT(1), |
| SCAN_CONFIG_RATE_12M = BIT(2), |
| SCAN_CONFIG_RATE_18M = BIT(3), |
| SCAN_CONFIG_RATE_24M = BIT(4), |
| SCAN_CONFIG_RATE_36M = BIT(5), |
| SCAN_CONFIG_RATE_48M = BIT(6), |
| SCAN_CONFIG_RATE_54M = BIT(7), |
| /* CCK basic rates */ |
| SCAN_CONFIG_RATE_1M = BIT(8), |
| SCAN_CONFIG_RATE_2M = BIT(9), |
| SCAN_CONFIG_RATE_5M = BIT(10), |
| SCAN_CONFIG_RATE_11M = BIT(11), |
| |
| /* Bits 16-27 are for supported rates */ |
| #define SCAN_CONFIG_SUPPORTED_RATE(rate) ((rate) << 16) |
| }; |
| |
| enum iwl_channel_flags { |
| IWL_CHANNEL_FLAG_EBS = BIT(0), |
| IWL_CHANNEL_FLAG_ACCURATE_EBS = BIT(1), |
| IWL_CHANNEL_FLAG_EBS_ADD = BIT(2), |
| IWL_CHANNEL_FLAG_PRE_SCAN_PASSIVE2ACTIVE = BIT(3), |
| }; |
| |
| /** |
| * struct iwl_scan_config |
| * @hdr: umac command header |
| * @flags: enum scan_config_flags |
| * @tx_chains: valid_tx antenna - ANT_* definitions |
| * @rx_chains: valid_rx antenna - ANT_* definitions |
| * @legacy_rates: default legacy rates - enum scan_config_rates |
| * @out_of_channel_time: default max out of serving channel time |
| * @suspend_time: default max suspend time |
| * @dwell_active: default dwell time for active scan |
| * @dwell_passive: default dwell time for passive scan |
| * @dwell_fragmented: default dwell time for fragmented scan |
| * @reserved: for future use and alignment |
| * @mac_addr: default mac address to be used in probes |
| * @bcast_sta_id: the index of the station in the fw |
| * @channel_flags: default channel flags - enum iwl_channel_flags |
| * scan_config_channel_flag |
| * @channel_array: default supported channels |
| */ |
| struct iwl_scan_config { |
| struct iwl_mvm_umac_cmd_hdr hdr; |
| __le32 flags; |
| __le32 tx_chains; |
| __le32 rx_chains; |
| __le32 legacy_rates; |
| __le32 out_of_channel_time; |
| __le32 suspend_time; |
| u8 dwell_active; |
| u8 dwell_passive; |
| u8 dwell_fragmented; |
| u8 reserved; |
| u8 mac_addr[ETH_ALEN]; |
| u8 bcast_sta_id; |
| u8 channel_flags; |
| u8 channel_array[]; |
| } __packed; /* SCAN_CONFIG_DB_CMD_API_S */ |
| |
| /** |
| * iwl_umac_scan_flags |
| *@IWL_UMAC_SCAN_FLAG_PREEMPTIVE: scan process triggered by this scan request |
| * can be preempted by other scan requests with higher priority. |
| * The low priority scan is aborted. |
| *@IWL_UMAC_SCAN_FLAG_START_NOTIF: notification will be sent to the driver |
| * when scan starts. |
| */ |
| enum iwl_umac_scan_flags { |
| IWL_UMAC_SCAN_FLAG_PREEMPTIVE = BIT(0), |
| IWL_UMAC_SCAN_FLAG_START_NOTIF = BIT(1), |
| }; |
| |
| enum iwl_umac_scan_uid_offsets { |
| IWL_UMAC_SCAN_UID_TYPE_OFFSET = 0, |
| IWL_UMAC_SCAN_UID_SEQ_OFFSET = 8, |
| }; |
| |
| enum iwl_umac_scan_general_flags { |
| IWL_UMAC_SCAN_GEN_FLAGS_PERIODIC = BIT(0), |
| IWL_UMAC_SCAN_GEN_FLAGS_OVER_BT = BIT(1), |
| IWL_UMAC_SCAN_GEN_FLAGS_PASS_ALL = BIT(2), |
| IWL_UMAC_SCAN_GEN_FLAGS_PASSIVE = BIT(3), |
| IWL_UMAC_SCAN_GEN_FLAGS_PRE_CONNECT = BIT(4), |
| IWL_UMAC_SCAN_GEN_FLAGS_ITER_COMPLETE = BIT(5), |
| IWL_UMAC_SCAN_GEN_FLAGS_MULTIPLE_SSID = BIT(6), |
| IWL_UMAC_SCAN_GEN_FLAGS_FRAGMENTED = BIT(7), |
| IWL_UMAC_SCAN_GEN_FLAGS_RRM_ENABLED = BIT(8), |
| IWL_UMAC_SCAN_GEN_FLAGS_MATCH = BIT(9) |
| }; |
| |
| /** |
| * struct iwl_scan_channel_cfg_umac |
| * @flags: bitmap - 0-19: directed scan to i'th ssid. |
| * @channel_num: channel number 1-13 etc. |
| * @iter_count: repetition count for the channel. |
| * @iter_interval: interval between two scan iterations on one channel. |
| */ |
| struct iwl_scan_channel_cfg_umac { |
| __le32 flags; |
| u8 channel_num; |
| u8 iter_count; |
| __le16 iter_interval; |
| } __packed; /* SCAN_CHANNEL_CFG_S_VER2 */ |
| |
| /** |
| * struct iwl_scan_umac_schedule |
| * @interval: interval in seconds between scan iterations |
| * @iter_count: num of scan iterations for schedule plan, 0xff for infinite loop |
| * @reserved: for alignment and future use |
| */ |
| struct iwl_scan_umac_schedule { |
| __le16 interval; |
| u8 iter_count; |
| u8 reserved; |
| } __packed; /* SCAN_SCHED_PARAM_API_S_VER_1 */ |
| |
| /** |
| * struct iwl_scan_req_umac_tail - the rest of the UMAC scan request command |
| * parameters following channels configuration array. |
| * @schedule: two scheduling plans. |
| * @delay: delay in TUs before starting the first scan iteration |
| * @reserved: for future use and alignment |
| * @preq: probe request with IEs blocks |
| * @direct_scan: list of SSIDs for directed active scan |
| */ |
| struct iwl_scan_req_umac_tail { |
| /* SCAN_PERIODIC_PARAMS_API_S_VER_1 */ |
| struct iwl_scan_umac_schedule schedule[2]; |
| __le16 delay; |
| __le16 reserved; |
| /* SCAN_PROBE_PARAMS_API_S_VER_1 */ |
| struct iwl_scan_probe_req preq; |
| struct iwl_ssid_ie direct_scan[PROBE_OPTION_MAX]; |
| } __packed; |
| |
| /** |
| * struct iwl_scan_req_umac |
| * @hdr: umac command header |
| * @flags: &enum iwl_umac_scan_flags |
| * @uid: scan id, &enum iwl_umac_scan_uid_offsets |
| * @ooc_priority: out of channel priority - &enum iwl_scan_priority |
| * @general_flags: &enum iwl_umac_scan_general_flags |
| * @reserved1: for future use and alignment |
| * @active_dwell: dwell time for active scan |
| * @passive_dwell: dwell time for passive scan |
| * @fragmented_dwell: dwell time for fragmented passive scan |
| * @max_out_time: max out of serving channel time |
| * @suspend_time: max suspend time |
| * @scan_priority: scan internal prioritization &enum iwl_scan_priority |
| * @channel_flags: &enum iwl_scan_channel_flags |
| * @n_channels: num of channels in scan request |
| * @reserved2: for future use and alignment |
| * @data: &struct iwl_scan_channel_cfg_umac and |
| * &struct iwl_scan_req_umac_tail |
| */ |
| struct iwl_scan_req_umac { |
| struct iwl_mvm_umac_cmd_hdr hdr; |
| __le32 flags; |
| __le32 uid; |
| __le32 ooc_priority; |
| /* SCAN_GENERAL_PARAMS_API_S_VER_1 */ |
| __le32 general_flags; |
| u8 reserved1; |
| u8 active_dwell; |
| u8 passive_dwell; |
| u8 fragmented_dwell; |
| __le32 max_out_time; |
| __le32 suspend_time; |
| __le32 scan_priority; |
| /* SCAN_CHANNEL_PARAMS_API_S_VER_1 */ |
| u8 channel_flags; |
| u8 n_channels; |
| __le16 reserved2; |
| u8 data[]; |
| } __packed; /* SCAN_REQUEST_CMD_UMAC_API_S_VER_1 */ |
| |
| /** |
| * struct iwl_umac_scan_abort |
| * @hdr: umac command header |
| * @uid: scan id, &enum iwl_umac_scan_uid_offsets |
| * @flags: reserved |
| */ |
| struct iwl_umac_scan_abort { |
| struct iwl_mvm_umac_cmd_hdr hdr; |
| __le32 uid; |
| __le32 flags; |
| } __packed; /* SCAN_ABORT_CMD_UMAC_API_S_VER_1 */ |
| |
| /** |
| * struct iwl_umac_scan_complete |
| * @uid: scan id, &enum iwl_umac_scan_uid_offsets |
| * @last_schedule: last scheduling line |
| * @last_iter: last scan iteration number |
| * @scan status: &enum iwl_scan_offload_complete_status |
| * @ebs_status: &enum iwl_scan_ebs_status |
| * @time_from_last_iter: time elapsed from last iteration |
| * @reserved: for future use |
| */ |
| struct iwl_umac_scan_complete { |
| __le32 uid; |
| u8 last_schedule; |
| u8 last_iter; |
| u8 status; |
| u8 ebs_status; |
| __le32 time_from_last_iter; |
| __le32 reserved; |
| } __packed; /* SCAN_COMPLETE_NTF_UMAC_API_S_VER_1 */ |
| |
| #define SCAN_OFFLOAD_MATCHING_CHANNELS_LEN 5 |
| /** |
| * struct iwl_scan_offload_profile_match - match information |
| * @bssid: matched bssid |
| * @channel: channel where the match occurred |
| * @energy: |
| * @matching_feature: |
| * @matching_channels: bitmap of channels that matched, referencing |
| * the channels passed in tue scan offload request |
| */ |
| struct iwl_scan_offload_profile_match { |
| u8 bssid[ETH_ALEN]; |
| __le16 reserved; |
| u8 channel; |
| u8 energy; |
| u8 matching_feature; |
| u8 matching_channels[SCAN_OFFLOAD_MATCHING_CHANNELS_LEN]; |
| } __packed; /* SCAN_OFFLOAD_PROFILE_MATCH_RESULTS_S_VER_1 */ |
| |
| /** |
| * struct iwl_scan_offload_profiles_query - match results query response |
| * @matched_profiles: bitmap of matched profiles, referencing the |
| * matches passed in the scan offload request |
| * @last_scan_age: age of the last offloaded scan |
| * @n_scans_done: number of offloaded scans done |
| * @gp2_d0u: GP2 when D0U occurred |
| * @gp2_invoked: GP2 when scan offload was invoked |
| * @resume_while_scanning: not used |
| * @self_recovery: obsolete |
| * @reserved: reserved |
| * @matches: array of match information, one for each match |
| */ |
| struct iwl_scan_offload_profiles_query { |
| __le32 matched_profiles; |
| __le32 last_scan_age; |
| __le32 n_scans_done; |
| __le32 gp2_d0u; |
| __le32 gp2_invoked; |
| u8 resume_while_scanning; |
| u8 self_recovery; |
| __le16 reserved; |
| struct iwl_scan_offload_profile_match matches[IWL_SCAN_MAX_PROFILES]; |
| } __packed; /* SCAN_OFFLOAD_PROFILES_QUERY_RSP_S_VER_2 */ |
| |
| #endif |