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ubuntu-linux-kernel/drivers/net/wireless/intel/iwlwifi/fw/api/scan.h

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/******************************************************************************
*
* 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 - 2015 Intel Mobile Communications GmbH
* Copyright(c) 2016 - 2017 Intel Deutschland GmbH
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* The full GNU General Public License is included in this distribution
* in the file called COPYING.
*
* Contact Information:
* Intel Linux Wireless <linuxwifi@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 - 2015 Intel Mobile Communications GmbH
* Copyright(c) 2016 - 2017 Intel Deutschland GmbH
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*****************************************************************************/
#ifndef __iwl_fw_api_scan_h__
#define __iwl_fw_api_scan_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.
*
* @id: element ID
* @len: element length
* @ssid: element (SSID) data
*/
struct iwl_ssid_ie {
u8 id;
u8 len;
u8 ssid[IEEE80211_MAX_SSID_LEN];
} __packed; /* SCAN_DIRECT_SSID_IE_API_S_VER_1 */
/* 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
#define IWL_MAX_SCHED_SCAN_PLANS 2
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_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,
};
/**
* struct iwl_scan_offload_profile - SCAN_OFFLOAD_PROFILE_S
* @ssid_index: index to ssid list in fixed part
* @unicast_cipher: encryption algorithm to match - bitmap
* @auth_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
* @reserved: reserved
*/
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;
/**
* struct iwl_scan_offload_profile_cfg - SCAN_OFFLOAD_PROFILES_CFG_API_S_VER_1
* @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
* @reserved: reserved
*/
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;
/**
* struct iwl_scan_schedule_lmac - 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_schedule_lmac {
__le16 delay;
u8 iterations;
u8 full_scan_mul;
} __packed; /* SCAN_SCHEDULE_API_S */
enum iwl_scan_offload_complete_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_EBS_INACTIVE,
};
/**
* struct 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),
};
/**
* struct 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_num: 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;
/*
* struct 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),
};
/* struct 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;
/**
* enum iwl_mvm_lmac_scan_flags - 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_EXTENDED_DWELL: use extended dwell time on channels
* 1, 6 and 11.
* @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_EXTENDED_DWELL = BIT(7),
IWL_MVM_LMAC_SCAN_FLAG_MATCH = BIT(9),
};
enum iwl_scan_priority {
IWL_SCAN_PRIORITY_LOW,
IWL_SCAN_PRIORITY_MEDIUM,
IWL_SCAN_PRIORITY_HIGH,
};
enum iwl_scan_priority_ext {
IWL_SCAN_PRIORITY_EXT_0_LOWEST,
IWL_SCAN_PRIORITY_EXT_1,
IWL_SCAN_PRIORITY_EXT_2,
IWL_SCAN_PRIORITY_EXT_3,
IWL_SCAN_PRIORITY_EXT_4,
IWL_SCAN_PRIORITY_EXT_5,
IWL_SCAN_PRIORITY_EXT_6,
IWL_SCAN_PRIORITY_EXT_7_HIGHEST,
};
/**
* struct iwl_scan_req_lmac - SCAN_REQUEST_CMD_API_S_VER_1
* @reserved1: for alignment and future use
* @n_channels: 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
* @extended_dwell: dwell time for channels 1, 6 and 11 (in certain cases)
* @reserved2: for alignment and future use
* @rx_chain_select: 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_lmac {
/* SCAN_REQUEST_FIXED_PART_API_S_VER_7 */
__le32 reserved1;
u8 n_channels;
u8 active_dwell;
u8 passive_dwell;
u8 fragmented_dwell;
u8 extended_dwell;
u8 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_schedule_lmac schedule[IWL_MAX_SCHED_SCAN_PLANS];
struct iwl_scan_channel_opt channel_opt[2];
u8 data[];
} __packed;
/**
* struct iwl_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_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;
/**
* struct 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
* @reserved: reserved
*/
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 */
/* The maximum of either of these cannot exceed 8, because we use an
* 8-bit mask (see IWL_MVM_SCAN_MASK in mvm.h).
*/
#define IWL_MVM_MAX_UMAC_SCANS 8
#define IWL_MVM_MAX_LMAC_SCANS 1
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),
SCAN_CONFIG_FLAG_SET_LMAC2_FRAGMENTED = BIT(22),
SCAN_CONFIG_FLAG_CLEAR_LMAC2_FRAGMENTED = BIT(23),
/* 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_dwell
* @active: default dwell time for active scan
* @passive: default dwell time for passive scan
* @fragmented: default dwell time for fragmented scan
* @extended: default dwell time for channels 1, 6 and 11
*/
struct iwl_scan_dwell {
u8 active;
u8 passive;
u8 fragmented;
u8 extended;
} __packed;
/**
* struct iwl_scan_config
* @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: dwells for the scan
* @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_v1 {
__le32 flags;
__le32 tx_chains;
__le32 rx_chains;
__le32 legacy_rates;
__le32 out_of_channel_time;
__le32 suspend_time;
struct iwl_scan_dwell dwell;
u8 mac_addr[ETH_ALEN];
u8 bcast_sta_id;
u8 channel_flags;
u8 channel_array[];
} __packed; /* SCAN_CONFIG_DB_CMD_API_S */
#define SCAN_TWO_LMACS 2
#define SCAN_LB_LMAC_IDX 0
#define SCAN_HB_LMAC_IDX 1
struct iwl_scan_config {
__le32 flags;
__le32 tx_chains;
__le32 rx_chains;
__le32 legacy_rates;
__le32 out_of_channel_time[SCAN_TWO_LMACS];
__le32 suspend_time[SCAN_TWO_LMACS];
struct iwl_scan_dwell dwell;
u8 mac_addr[ETH_ALEN];
u8 bcast_sta_id;
u8 channel_flags;
u8 channel_array[];
} __packed; /* SCAN_CONFIG_DB_CMD_API_S_3 */
/**
* enum iwl_umac_scan_flags - 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 will be resumed when the higher proirity scan is
* completed.
* @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),
IWL_UMAC_SCAN_GEN_FLAGS_EXTENDED_DWELL = BIT(10),
IWL_UMAC_SCAN_GEN_FLAGS_LMAC2_FRAGMENTED = BIT(11),
IWL_UMAC_SCAN_GEN_FLAGS_ADAPTIVE_DWELL = BIT(13),
};
/**
* 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[IWL_MAX_SCHED_SCAN_PLANS];
__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
* @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
* @scan_start_mac_id: report the scan start TSF time according to this mac TSF
* @extended_dwell: dwell time for channels 1, 6 and 11
* @active_dwell: dwell time for active scan
* @passive_dwell: dwell time for passive scan
* @fragmented_dwell: dwell time for fragmented passive scan
* @adwell_default_n_aps: for adaptive dwell the default number of APs
* per channel
* @adwell_default_n_aps_social: for adaptive dwell the default
* number of APs per social (1,6,11) channel
* @adwell_max_budget: for adaptive dwell the maximal budget of TU to be added
* to total scan time
* @max_out_time: max out of serving channel time, per LMAC - for CDB there
* are 2 LMACs
* @suspend_time: max suspend time, per LMAC - for CDB there are 2 LMACs
* @scan_priority: scan internal prioritization &enum iwl_scan_priority
* @channel_flags: &enum iwl_scan_channel_flags
* @n_channels: num of channels in scan request
* @reserved: for future use and alignment
* @reserved2: for future use and alignment
* @reserved3: for future use and alignment
* @data: &struct iwl_scan_channel_cfg_umac and
* &struct iwl_scan_req_umac_tail
*/
struct iwl_scan_req_umac {
__le32 flags;
__le32 uid;
__le32 ooc_priority;
__le16 general_flags;
u8 reserved;
u8 scan_start_mac_id;
union {
struct {
u8 extended_dwell;
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[];
} v1; /* SCAN_REQUEST_CMD_UMAC_API_S_VER_1 */
struct {
u8 extended_dwell;
u8 active_dwell;
u8 passive_dwell;
u8 fragmented_dwell;
__le32 max_out_time[SCAN_TWO_LMACS];
__le32 suspend_time[SCAN_TWO_LMACS];
__le32 scan_priority;
/* SCAN_CHANNEL_PARAMS_API_S_VER_1 */
u8 channel_flags;
u8 n_channels;
__le16 reserved2;
u8 data[];
} v6; /* SCAN_REQUEST_CMD_UMAC_API_S_VER_6 */
struct {
u8 active_dwell;
u8 passive_dwell;
u8 fragmented_dwell;
u8 adwell_default_n_aps;
u8 adwell_default_n_aps_social;
u8 reserved3;
__le16 adwell_max_budget;
__le32 max_out_time[SCAN_TWO_LMACS];
__le32 suspend_time[SCAN_TWO_LMACS];
__le32 scan_priority;
/* SCAN_CHANNEL_PARAMS_API_S_VER_1 */
u8 channel_flags;
u8 n_channels;
__le16 reserved2;
u8 data[];
} v7; /* SCAN_REQUEST_CMD_UMAC_API_S_VER_7 */
};
} __packed;
#define IWL_SCAN_REQ_UMAC_SIZE_V7 sizeof(struct iwl_scan_req_umac)
#define IWL_SCAN_REQ_UMAC_SIZE_V6 (sizeof(struct iwl_scan_req_umac) - \
2 * sizeof(u8) - sizeof(__le16))
#define IWL_SCAN_REQ_UMAC_SIZE_V1 (sizeof(struct iwl_scan_req_umac) - \
2 * sizeof(__le32) - 2 * sizeof(u8) - \
sizeof(__le16))
/**
* struct iwl_umac_scan_abort
* @uid: scan id, &enum iwl_umac_scan_uid_offsets
* @flags: reserved
*/
struct iwl_umac_scan_abort {
__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
* @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
* @reserved: reserved
* @channel: channel where the match occurred
* @energy: energy
* @matching_feature: feature matches
* @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 */
/**
* struct iwl_umac_scan_iter_complete_notif - notifies end of scanning iteration
* @uid: scan id, &enum iwl_umac_scan_uid_offsets
* @scanned_channels: number of channels scanned and number of valid elements in
* results array
* @status: one of SCAN_COMP_STATUS_*
* @bt_status: BT on/off status
* @last_channel: last channel that was scanned
* @start_tsf: TSF timer in usecs of the scan start time for the mac specified
* in &struct iwl_scan_req_umac.
* @results: array of scan results, length in @scanned_channels
*/
struct iwl_umac_scan_iter_complete_notif {
__le32 uid;
u8 scanned_channels;
u8 status;
u8 bt_status;
u8 last_channel;
__le64 start_tsf;
struct iwl_scan_results_notif results[];
} __packed; /* SCAN_ITER_COMPLETE_NTF_UMAC_API_S_VER_2 */
#endif /* __iwl_fw_api_scan_h__ */