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linux_dsm_epyc7002/drivers/net/wireless/iwlwifi/mvm/fw-api-scan.h
Luciano Coelho 1f9403863c iwlwifi: mvm: remove deprecated scan API code 
The legacy scan API is deprecated and not used anymore with 10 and
higher firmware versions.  Since we deprecated firmware version 9, we
can remove a whole lot of unused code.

Signed-off-by: Luciano Coelho <luciano.coelho@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
2015-03-01 16:55:10 +02:00

909 lines
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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 - 2014 Intel Mobile Communications 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* 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
* 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,
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* 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 __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 repeatition 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 milisiconds, 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 assoceated 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 innteration 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 olgorithm to match - bitmap
* @aut_alg: authentication olgorithm 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 interations 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
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