1 /* 2 * Copyright (c) 2020-2021, The Linux Foundation. All rights reserved. 3 * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved. 4 * 5 * Permission to use, copy, modify, and/or distribute this software for any 6 * purpose with or without fee is hereby granted, provided that the above 7 * copyright notice and this permission notice appear in all copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16 */ 17 18 /** 19 * DOC: contains dcs structure definitions 20 */ 21 22 #ifndef _WLAN_DCS_PUBLIC_STRUCTS_H_ 23 #define _WLAN_DCS_PUBLIC_STRUCTS_H_ 24 25 /** 26 * enum wlan_host_dcs_type - types of DCS interference events 27 * @WLAN_HOST_DCS_NONE: invalid type 28 * @WLAN_HOST_DCS_CWIM: continuous wave interference 29 * @WLAN_HOST_DCS_WLANIM: wlan interference stats 30 * @WLAN_HOST_DCS_AWGNIM: additive white Gaussian noise (awgn) interference 31 * @WLAN_HOST_DCS_AFC: AFC data update 6 GHz SP channels 32 */ 33 enum wlan_host_dcs_type { 34 WLAN_HOST_DCS_NONE = 0, /* 0x0 */ 35 WLAN_HOST_DCS_CWIM = BIT(0), /* 0x1 */ 36 WLAN_HOST_DCS_WLANIM = BIT(1), /* 0x2 */ 37 WLAN_HOST_DCS_AWGNIM = BIT(2), /* 0x4 */ 38 WLAN_HOST_DCS_AFC = BIT(3), /* 0x8 */ 39 }; 40 41 /** 42 * struct wlan_host_dcs_interference_param - dcs interference parameters 43 * @interference_type: type of DCS interference 44 * @uint32_t pdev_id: pdev id 45 */ 46 struct wlan_host_dcs_interference_param { 47 uint32_t interference_type; 48 uint32_t pdev_id; 49 }; 50 51 /** 52 * struct wlan_host_dcs_mib_stats - WLAN IM stats from target to host 53 * @listen_time: 54 * @reg_tx_frame_cnt: 55 * @reg_rx_frame_cnt: 56 * @reg_rxclr_cnt: 57 * @reg_cycle_cnt: delta cycle count 58 * @reg_rxclr_ext_cnt: 59 * @reg_ofdm_phyerr_cnt: 60 * @reg_cck_phyerr_cnt: CCK err count since last reset, read from register 61 */ 62 struct wlan_host_dcs_mib_stats { 63 int32_t listen_time; 64 uint32_t reg_tx_frame_cnt; 65 uint32_t reg_rx_frame_cnt; 66 uint32_t reg_rxclr_cnt; 67 uint32_t reg_cycle_cnt; 68 uint32_t reg_rxclr_ext_cnt; 69 uint32_t reg_ofdm_phyerr_cnt; 70 uint32_t reg_cck_phyerr_cnt; 71 }; 72 73 /** 74 * struct wlan_host_dcs_im_tgt_stats - DCS IM target stats 75 * @reg_tsf32: current running TSF from the TSF-1 76 * @last_ack_rssi: known last frame rssi, in case of multiple stations, if 77 * and at different ranges, this would not guarantee that 78 * this is the least rssi. 79 * @tx_waste_time: sum of all the failed durations in the last 80 * one second interval. 81 * @rx_time: count how many times the hal_rxerr_phy is marked, in this 82 * time period 83 * @phyerr_cnt: 84 * @mib_stats: collected mib stats as explained in mib structure 85 * @chan_nf: Channel noise floor (units are in dBm) 86 * @my_bss_rx_cycle_count: BSS rx cycle count 87 * @reg_rxclr_ext40_cnt: extension channel 40Mhz rxclear count 88 * @reg_rxclr_ext80_cnt: extension channel 80Mhz rxclear count 89 */ 90 struct wlan_host_dcs_im_tgt_stats { 91 uint32_t reg_tsf32; 92 uint32_t last_ack_rssi; 93 uint32_t tx_waste_time; 94 uint32_t rx_time; 95 uint32_t phyerr_cnt; 96 struct wlan_host_dcs_mib_stats mib_stats; 97 uint32_t chan_nf; 98 uint32_t my_bss_rx_cycle_count; 99 uint32_t reg_rxclr_ext40_cnt; 100 uint32_t reg_rxclr_ext80_cnt; 101 }; 102 103 /** 104 * struct wlan_host_dcs_ch_util_stats - DCS IM chan utilization stats 105 * @rx_cu: rx channel utilization 106 * @tx_cu: tx channel utilization 107 * @rx_obss_cu: obss rx channel utilization 108 * @total_cu: total channel utilization 109 * @chan_nf: Channel noise floor (units are in dBm) 110 */ 111 struct wlan_host_dcs_ch_util_stats { 112 uint32_t rx_cu; 113 uint32_t tx_cu; 114 uint32_t obss_rx_cu; 115 uint32_t total_cu; 116 uint32_t chan_nf; 117 }; 118 119 /** 120 * struct wlan_host_dcs_im_user_stats - DCS IM stats requested by userspace 121 * @max_rssi: max rssi of the bss traffic 122 * @min_rssi: min rssi of the bss traffic 123 * @cycle_count: cycle count 124 * @rxclr_count: rx clear count 125 * @rx_frame_count: rx frame count 126 * @my_bss_rx_cycle_count: BSS rx cycle count 127 */ 128 struct wlan_host_dcs_im_user_stats { 129 uint32_t max_rssi; 130 uint32_t min_rssi; 131 uint32_t cycle_count; 132 uint32_t rxclr_count; 133 uint32_t rx_frame_count; 134 uint32_t my_bss_rx_cycle_count; 135 }; 136 137 /** 138 * struct wlan_host_dcs_awgn_info - DCS AWGN info 139 * @channel_width: Channel width, enum phy_ch_width 140 * @center_freq: Center frequency of primary channel 141 * @center_freq0: Center frequency of segment 1 142 * @center_freq1: Center frequency of segment 2 143 * @chan_bw_intf_bitmap: Per-20MHz interference bitmap, each bit 144 * indicates 20MHz in which interference is seen, e.g. 145 * bit0 - primary 20MHz, bit1 - secondary 20MHz, 146 * bit2 - secondary 40MHz Lower, bit3 - secondary 40MHz Upper 147 */ 148 struct wlan_host_dcs_awgn_info { 149 enum phy_ch_width channel_width; 150 qdf_freq_t center_freq; 151 qdf_freq_t center_freq0; 152 qdf_freq_t center_freq1; 153 uint32_t chan_bw_intf_bitmap; 154 }; 155 156 /** 157 * struct wlan_host_dcs_event - define dcs event 158 * @wlan_stat: wlan interference target statistics 159 * @dcs_param: dcs event param 160 * @awgn_info: awgn info 161 */ 162 struct wlan_host_dcs_event { 163 struct wlan_host_dcs_im_tgt_stats wlan_stat; 164 struct wlan_host_dcs_interference_param dcs_param; 165 struct wlan_host_dcs_awgn_info awgn_info; 166 }; 167 #endif 168