1 /* 2 * Copyright (c) 2017-2020 The Linux Foundation. All rights reserved. 3 * 4 * Permission to use, copy, modify, and/or distribute this software for 5 * any purpose with or without fee is hereby granted, provided that the 6 * above copyright notice and this permission notice appear in all 7 * copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL 10 * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED 11 * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE 12 * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL 13 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR 14 * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER 15 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 16 * PERFORMANCE OF THIS SOFTWARE. 17 */ 18 19 /** 20 * DOC: wlan_dfs_public_struct.h 21 * This file contains DFS data structures 22 */ 23 24 #ifndef __WLAN_DFS_PUBLIC_STRUCT_H_ 25 #define __WLAN_DFS_PUBLIC_STRUCT_H_ 26 27 /* TODO: This structure has many redundant variables, needs cleanup */ 28 /** 29 * struct radar_found_info - radar found info 30 * @pdev_id: pdev id. 31 * @detection_mode: 0 indicates RADAR detected, non-zero indicates debug mode. 32 * @freq_offset: frequency offset. 33 * @chan_width: channel width. 34 * @detector_id: detector id for full-offload. 35 * @segment_id: segment id (same as detector_id) for partial-offload. 36 * @timestamp: timestamp (Time when filter match is found in Firmware). 37 * @is_chirp: is chirp or not. 38 * @chan_freq: channel frequency (Primary channel frequency). 39 * @radar_freq: radar frequency (Is it same as '@chan_freq'?). 40 * @sidx: sidx value (same as freq_offset). 41 */ 42 struct radar_found_info { 43 uint32_t pdev_id; 44 uint32_t detection_mode; 45 int32_t freq_offset; 46 uint32_t chan_width; 47 uint32_t detector_id; 48 uint32_t segment_id; 49 uint32_t timestamp; 50 uint32_t is_chirp; 51 uint32_t chan_freq; 52 uint32_t radar_freq; 53 int32_t sidx; 54 }; 55 56 /** 57 * struct dfs_acs_info - acs info, ch range 58 * @acs_mode: to enable/disable acs 1/0. 59 * @chan_freq_list: channel frequency list 60 * @num_of_channel: number of channel in ACS channel list 61 */ 62 struct dfs_acs_info { 63 uint8_t acs_mode; 64 uint32_t *chan_freq_list; 65 uint8_t num_of_channel; 66 }; 67 68 /** 69 * struct radar_event_info - radar event info. 70 * @pulse_is_chirp: flag to indicate if this pulse is chirp. 71 * @pulse_center_freq: the center frequency of the radar pulse detected, KHz. 72 * @pulse_duration: the duaration of the pulse in us. 73 * @rssi: RSSI recorded in the ppdu. 74 * @pulse_detect_ts: timestamp indicates the time when DFS pulse is detected. 75 * @upload_fullts_low: low 32 tsf timestamp get from MAC tsf timer indicates 76 * the time that the radar event uploading to host. 77 * @upload_fullts_high: high 32 tsf timestamp get from MAC tsf timer indicates 78 * the time that the radar event uploading to host. 79 * @peak_sidx: index of peak magnitude bin (signed) 80 * @pdev_id: pdev_id for identifying the MAC. 81 * @delta_diff: Delta diff value. 82 * @delta_peak: Delta peak value. 83 * @psidx_diff: Psidx diff value. 84 * @is_psidx_diff_valid: Does fw send valid psidx diff. 85 */ 86 struct radar_event_info { 87 uint8_t pulse_is_chirp; 88 uint32_t pulse_center_freq; 89 uint32_t pulse_duration; 90 uint8_t rssi; 91 uint32_t pulse_detect_ts; 92 uint32_t upload_fullts_low; 93 uint32_t upload_fullts_high; 94 int32_t peak_sidx; 95 uint8_t pdev_id; 96 uint8_t delta_diff; 97 int8_t delta_peak; 98 int8_t psidx_diff; 99 int8_t is_psidx_diff_valid; 100 }; 101 102 /** 103 * struct dfs_user_config - user configuration required for for DFS. 104 * @dfs_is_phyerr_filter_offload: flag to indicate DFS phyerr filtering offload. 105 */ 106 struct dfs_user_config { 107 bool dfs_is_phyerr_filter_offload; 108 }; 109 110 /** 111 * struct dfs_radar_found_params - radar found parameters. 112 * @pri_min: Minimum PRI of detected radar pulse. 113 * @pri_max: Max PRI of detected radar pulse. 114 * @duration_min: Min duration of detected pulse in us. 115 * @duration_max: Max duration of detected pulse in us. 116 * @sidx_min: Min softare index of detected radar pulse. 117 * @sidx_max: Max software index of detected radar pulse. 118 */ 119 struct dfs_radar_found_params { 120 u_int32_t pri_min; 121 u_int32_t pri_max; 122 u_int32_t duration_min; 123 u_int32_t duration_max; 124 u_int32_t sidx_min; 125 u_int32_t sidx_max; 126 }; 127 128 /** 129 * enum adfs_ocac_mode - Various Off-Channel CAC modes. 130 * @QUICK_OCAC_MODE: Used for OCAC where the CAC timeout value is finite. 131 * This is also known as PreCAC. 132 * @EXTENSIVE_OCAC: Extensive OCAC. 133 * @QUICK_RCAC_MODE: Used for RollingCAC where the timeout value is assumed to 134 * be infinite by the Firmware code, that is, the FW has to 135 * be on the agile channel until host stop/aborts the agile 136 * CAC. 137 */ 138 enum adfs_ocac_mode { 139 QUICK_OCAC_MODE = 0, 140 EXTENSIVE_OCAC_MODE, 141 QUICK_RCAC_MODE, 142 }; 143 144 /** 145 * struct dfs_agile_cac_params - Agile DFS-CAC parameters. 146 * @precac_chan: Agile preCAC channel. 147 * @precac_center_freq_1: Agile preCAC channel frequency in MHz for 20/40/80/ 148 * 160 and left center frequency(5690MHz) for restricted 149 * 80p80. 150 * @precac_center_freq_2: Second segment Agile frequency if applicable. 0 for 151 * 20/40/80/160 and right center frequency(5775MHz) for 152 * restricted 80p80. 153 * @precac_chwidth: Agile preCAC channel width. 154 * @min_precac_timeout: Minimum agile preCAC timeout. 155 * @max_precac_timeout: Maximum agile preCAC timeout. 156 * @ocac_mode: Off-Channel CAC mode. 157 */ 158 struct dfs_agile_cac_params { 159 uint8_t precac_chan; 160 uint16_t precac_center_freq_1; 161 uint16_t precac_center_freq_2; 162 enum phy_ch_width precac_chwidth; 163 uint32_t min_precac_timeout; 164 uint32_t max_precac_timeout; 165 enum adfs_ocac_mode ocac_mode; 166 }; 167 #endif 168