| /* |
| * Copyright (c) 2011, 2017-2019 The Linux Foundation. All rights reserved. |
| * |
| * Permission to use, copy, modify, and/or distribute this software for |
| * any purpose with or without fee is hereby granted, provided that the |
| * above copyright notice and this permission notice appear in all |
| * copies. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
| * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
| * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
| * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
| * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| * PERFORMANCE OF THIS SOFTWARE. |
| */ |
| |
| #ifndef _SPECTRAL_IOCTL_H_ |
| #define _SPECTRAL_IOCTL_H_ |
| #include <wlan_dfs_ioctl.h> |
| |
| #ifndef AH_MAX_CHAINS |
| #define AH_MAX_CHAINS 3 |
| #endif |
| |
| /* |
| * ioctl defines |
| */ |
| |
| #define SPECTRAL_SET_CONFIG (DFS_LAST_IOCTL + 1) |
| #define SPECTRAL_GET_CONFIG (DFS_LAST_IOCTL + 2) |
| #define SPECTRAL_SHOW_INTERFERENCE (DFS_LAST_IOCTL + 3) |
| #define SPECTRAL_ENABLE_SCAN (DFS_LAST_IOCTL + 4) |
| #define SPECTRAL_DISABLE_SCAN (DFS_LAST_IOCTL + 5) |
| #define SPECTRAL_ACTIVATE_SCAN (DFS_LAST_IOCTL + 6) |
| #define SPECTRAL_STOP_SCAN (DFS_LAST_IOCTL + 7) |
| #define SPECTRAL_SET_DEBUG_LEVEL (DFS_LAST_IOCTL + 8) |
| #define SPECTRAL_IS_ACTIVE (DFS_LAST_IOCTL + 9) |
| #define SPECTRAL_IS_ENABLED (DFS_LAST_IOCTL + 10) |
| #define SPECTRAL_CLASSIFY_SCAN (DFS_LAST_IOCTL + 11) |
| #define SPECTRAL_GET_CLASSIFIER_CONFIG (DFS_LAST_IOCTL + 12) |
| #define SPECTRAL_EACS (DFS_LAST_IOCTL + 13) |
| #define SPECTRAL_ACTIVATE_FULL_SCAN (DFS_LAST_IOCTL + 14) |
| #define SPECTRAL_STOP_FULL_SCAN (DFS_LAST_IOCTL + 15) |
| #define SPECTRAL_GET_CAPABILITY_INFO (DFS_LAST_IOCTL + 16) |
| #define SPECTRAL_GET_DIAG_STATS (DFS_LAST_IOCTL + 17) |
| #define SPECTRAL_GET_CHAN_WIDTH (DFS_LAST_IOCTL + 18) |
| #define SPECTRAL_GET_CHANINFO (DFS_LAST_IOCTL + 19) |
| #define SPECTRAL_CLEAR_CHANINFO (DFS_LAST_IOCTL + 20) |
| #define SPECTRAL_SET_ICM_ACTIVE (DFS_LAST_IOCTL + 21) |
| #define SPECTRAL_GET_NOMINAL_NOISEFLOOR (DFS_LAST_IOCTL + 22) |
| #define SPECTRAL_GET_DEBUG_LEVEL (DFS_LAST_IOCTL + 23) |
| |
| /* |
| * ioctl parameter types |
| */ |
| enum spectral_params { |
| SPECTRAL_PARAM_FFT_PERIOD = 1, |
| SPECTRAL_PARAM_SCAN_PERIOD, |
| SPECTRAL_PARAM_SCAN_COUNT, |
| SPECTRAL_PARAM_SHORT_REPORT, |
| SPECTRAL_PARAM_SPECT_PRI, |
| SPECTRAL_PARAM_FFT_SIZE, |
| SPECTRAL_PARAM_GC_ENA, |
| SPECTRAL_PARAM_RESTART_ENA, |
| SPECTRAL_PARAM_NOISE_FLOOR_REF, |
| SPECTRAL_PARAM_INIT_DELAY, |
| SPECTRAL_PARAM_NB_TONE_THR, |
| SPECTRAL_PARAM_STR_BIN_THR, |
| SPECTRAL_PARAM_WB_RPT_MODE, |
| SPECTRAL_PARAM_RSSI_RPT_MODE, |
| SPECTRAL_PARAM_RSSI_THR, |
| SPECTRAL_PARAM_PWR_FORMAT, |
| SPECTRAL_PARAM_RPT_MODE, |
| SPECTRAL_PARAM_BIN_SCALE, |
| SPECTRAL_PARAM_DBM_ADJ, |
| SPECTRAL_PARAM_CHN_MASK, |
| SPECTRAL_PARAM_ACTIVE, |
| SPECTRAL_PARAM_STOP, |
| SPECTRAL_PARAM_ENABLE, |
| SPECTRAL_PARAM_FREQUENCY, |
| SPECTRAL_PARAM_AFTER_LAST, |
| SPECTRAL_PARAM_MAX = SPECTRAL_PARAM_AFTER_LAST - 1, |
| }; |
| |
| /** |
| * enum spectral_scan_mode - Spectral scan mode |
| * @SPECTRAL_SCAN_MODE_NORMAL: Normal mode |
| * @SPECTRAL_SCAN_MODE_AGILE: Agile mode |
| */ |
| enum spectral_scan_mode { |
| SPECTRAL_SCAN_MODE_NORMAL, |
| SPECTRAL_SCAN_MODE_AGILE, |
| SPECTRAL_SCAN_MODE_MAX, |
| }; |
| |
| struct spectral_ioctl_params { |
| int16_t spectral_fft_period; |
| int16_t pectral_period; |
| int16_t spectral_count; |
| uint16_t spectral_short_report; |
| uint16_t spectral_pri; |
| }; |
| |
| /** |
| * spectral_cap_hw_gen: Definitions for the Spectral hardware generation. |
| * This corresponds to definitions in qca_wlan_vendor_spectral_scan_cap_hw_gen. |
| * @SPECTRAL_CAP_HW_GEN_1: Generation 1 |
| * @SPECTRAL_CAP_HW_GEN_2: Generation 2 |
| * @SPECTRAL_CAP_HW_GEN_3: Generation 3 |
| */ |
| enum spectral_cap_hw_gen { |
| SPECTRAL_CAP_HW_GEN_1 = 0, |
| SPECTRAL_CAP_HW_GEN_2 = 1, |
| SPECTRAL_CAP_HW_GEN_3 = 2, |
| }; |
| |
| /** |
| * struct spectral_config - spectral config parameters |
| * @ss_fft_period: Skip interval for FFT reports |
| * @ss_period: Spectral scan period |
| * @ss_count: # of reports to return from ss_active |
| * @ss_short_report: Set to report only 1 set of FFT results |
| * @radar_bin_thresh_sel: Select threshold to classify strong bin for FFT |
| * @ss_spectral_pri: Priority, and are we doing a noise power cal ? |
| * @ss_fft_size: Defines the number of FFT data points to compute, |
| * defined as a log index num_fft_pts = |
| * 2^ss_fft_size |
| * @ss_gc_ena: Set, to enable targeted gain change before |
| * starting the spectral scan FFT |
| * @ss_restart_ena: Set, to enable abort of receive frames when in high |
| * priority and a spectral scan is queued |
| * @ss_noise_floor_ref: Noise floor reference number (signed) for the |
| * calculation of bin power (dBm) Though stored as an |
| * unsigned this should be treated as a signed 8-bit int. |
| * @ss_init_delay: Disallow spectral scan triggers after tx/rx packets |
| * by setting this delay value to roughly SIFS time |
| * period or greater Delay timer count in units of 0.25us |
| * @ss_nb_tone_thr: Number of strong bins (inclusive) per sub-channel, |
| * below which a signal is declared a narrowband tone |
| * @ss_str_bin_thr: Bin/max_bin ratio threshold over which a bin is |
| * declared strong (for spectral scan bandwidth analysis) |
| * @ss_wb_rpt_mode: Set this bit to report spectral scans as EXT_BLOCKER |
| * (phy_error=36), if none of the sub-channels are |
| * deemed narrowband |
| * @ss_rssi_rpt_mode: Set this bit to report spectral scans as EXT_BLOCKER |
| * (phy_error=36), if the ADC RSSI is below the |
| * threshold ss_rssi_thr |
| * @ss_rssi_thr: ADC RSSI must be greater than or equal to this |
| * threshold (signed Db) to ensure spectral scan |
| * reporting with normal phy error codes (please see |
| * ss_rssi_rpt_mode above).Though stored as an unsigned |
| * value, this should be treated as a signed 8-bit int |
| * @ss_pwr_format: Format of frequency bin magnitude for spectral scan |
| * triggered FFTs 0: linear magnitude |
| * 1: log magnitude (20*log10(lin_mag), 1/2 dB step size) |
| * @ss_rpt_mode: Format of per-FFT reports to software for spectral |
| * scan triggered FFTs |
| * 0: No FFT report (only pulse end summary) |
| * 1: 2-dword summary of metrics for each completed FFT |
| * 2: 2-dword summary + 1x-oversampled bins(in-band) per |
| * FFT |
| * 3: 2-dword summary + 2x-oversampled bins (all) per FFT |
| * @ss_bin_scale: Number of LSBs to shift out to scale the FFT bins |
| * for spectral scan triggered FFTs |
| * @ss_dbm_adj: Set (with ss_pwr_format=1), to report bin |
| * magnitudes |
| * converted to dBm power using the noisefloor |
| * calibration results |
| * @ss_chn_mask: Per chain enable mask to select input ADC for search |
| * FFT |
| * @ss_nf_cal: nf calibrated values for ctl+ext |
| * @ss_nf_pwr: nf pwr values for ctl+ext |
| * @ss_nf_temp_data: temperature data taken during nf scan |
| * @ss_frequency: This specifies the frequency span over which Spectral |
| * scan would be carried out. Its value depends on the |
| * Spectral scan mode. |
| * Normal mode:- |
| * Not applicable. Spectral scan would happen in the |
| * operating span. |
| * Agile mode:- |
| * Center frequency (in MHz) of the interested span |
| * or center frequency (in MHz) of any WLAN channel |
| * in the interested span. |
| */ |
| struct spectral_config { |
| uint16_t ss_fft_period; |
| uint16_t ss_period; |
| uint16_t ss_count; |
| uint16_t ss_short_report; |
| uint8_t radar_bin_thresh_sel; |
| uint16_t ss_spectral_pri; |
| uint16_t ss_fft_size; |
| uint16_t ss_gc_ena; |
| uint16_t ss_restart_ena; |
| uint16_t ss_noise_floor_ref; |
| uint16_t ss_init_delay; |
| uint16_t ss_nb_tone_thr; |
| uint16_t ss_str_bin_thr; |
| uint16_t ss_wb_rpt_mode; |
| uint16_t ss_rssi_rpt_mode; |
| uint16_t ss_rssi_thr; |
| uint16_t ss_pwr_format; |
| uint16_t ss_rpt_mode; |
| uint16_t ss_bin_scale; |
| uint16_t ss_dbm_adj; |
| uint16_t ss_chn_mask; |
| int8_t ss_nf_cal[AH_MAX_CHAINS * 2]; |
| int8_t ss_nf_pwr[AH_MAX_CHAINS * 2]; |
| int32_t ss_nf_temp_data; |
| uint32_t ss_frequency; |
| }; |
| |
| /** |
| * struct spectral_caps - Spectral capabilities structure |
| * @phydiag_cap: Phydiag capability |
| * @radar_cap: Radar detection capability |
| * @spectral_cap: Spectral capability |
| * @advncd_spectral_cap: Advanced spectral capability |
| * @hw_gen: Spectral hw generation as defined in spectral_cap_hw_gen |
| * @is_scaling_params_populated: indicates whether scaling params is populated |
| * @formula_id: formula_id |
| * @low_level_offset: low_level_offset |
| * @high_level_offset: high_level_offset |
| * @rssi_thr: rssi_thr |
| * @default_agc_max_gain: default_agc_max_gain |
| * @agile_spectral_cap: agile Spectral capability |
| */ |
| struct spectral_caps { |
| uint8_t phydiag_cap; |
| uint8_t radar_cap; |
| uint8_t spectral_cap; |
| uint8_t advncd_spectral_cap; |
| uint32_t hw_gen; |
| bool is_scaling_params_populated; |
| uint16_t formula_id; |
| int16_t low_level_offset; |
| int16_t high_level_offset; |
| int16_t rssi_thr; |
| uint8_t default_agc_max_gain; |
| bool agile_spectral_cap; |
| }; |
| |
| #define SPECTRAL_IOCTL_PARAM_NOVAL (65535) |
| |
| #define MAX_SPECTRAL_CHAINS 3 |
| #define MAX_NUM_BINS 520 |
| /* 5 categories x (lower + upper) bands */ |
| #define MAX_INTERF 10 |
| |
| /** |
| * enum dcs_int_type - Interference type indicated by DCS |
| * @SPECTRAL_DCS_INT_NONE: No interference |
| * @SPECTRAL_DCS_INT_CW: CW interference |
| * @SPECTRAL_DCS_INT_WIFI: WLAN interference |
| */ |
| enum dcs_int_type { |
| SPECTRAL_DCS_INT_NONE, |
| SPECTRAL_DCS_INT_CW, |
| SPECTRAL_DCS_INT_WIFI |
| }; |
| |
| /** |
| * struct interf_rsp - Interference record |
| * @interf_type: eINTERF_TYPE giving type of interference |
| * @interf_min_freq: Minimum frequency in MHz at which interference has been |
| * found |
| * @interf_max_freq: Maximum frequency in MHz at which interference has been |
| * found |
| * @advncd_spectral_cap: Advanced spectral capability |
| */ |
| struct interf_rsp { |
| uint8_t interf_type; |
| uint16_t interf_min_freq; |
| uint16_t interf_max_freq; |
| } __packed; |
| |
| /** |
| * struct interf_src_rsp - List of interference sources |
| * @count: Number of interference records |
| * @interf: Array of interference records |
| */ |
| struct interf_src_rsp { |
| uint16_t count; |
| struct interf_rsp interf[MAX_INTERF]; |
| } __packed; |
| |
| /** |
| * struct spectral_classifier_params - spectral classifier parameters |
| * @spectral_20_40_mode: Is AP in 20/40 mode? |
| * @spectral_dc_index: DC index |
| * @spectral_dc_in_mhz: DC in MHz |
| * @upper_chan_in_mhz: Upper channel in MHz |
| * @lower_chan_in_mhz: Lower channel in MHz |
| */ |
| struct spectral_classifier_params { |
| int spectral_20_40_mode; |
| int spectral_dc_index; |
| int spectral_dc_in_mhz; |
| int upper_chan_in_mhz; |
| int lower_chan_in_mhz; |
| } __packed; |
| |
| /** |
| * struct spectral_samp_data - Spectral Analysis Messaging Protocol Data format |
| * @spectral_data_len: Indicates the bin size |
| * @spectral_data_len_sec80: Indicates the bin size for secondary 80 segment |
| * @spectral_rssi: Indicates RSSI |
| * @spectral_rssi_sec80: Indicates RSSI for secondary 80 segment |
| * @spectral_combined_rssi: Indicates combined RSSI from all antennas |
| * @spectral_upper_rssi: Indicates RSSI of upper band |
| * @spectral_lower_rssi: Indicates RSSI of lower band |
| * @spectral_chain_ctl_rssi: RSSI for control channel, for all antennas |
| * @spectral_chain_ext_rssi: RSSI for extension channel, for all antennas |
| * @spectral_max_scale: Indicates scale factor |
| * @spectral_bwinfo: Indicates bandwidth info |
| * @spectral_tstamp: Indicates timestamp |
| * @spectral_max_index: Indicates the index of max magnitude |
| * @spectral_max_index_sec80: Indicates the index of max magnitude for secondary |
| * 80 segment |
| * @spectral_max_mag: Indicates the maximum magnitude |
| * @spectral_max_mag_sec80: Indicates the maximum magnitude for secondary 80 |
| * segment |
| * @spectral_max_exp: Indicates the max exp |
| * @spectral_last_tstamp: Indicates the last time stamp |
| * @spectral_upper_max_index: Indicates the index of max mag in upper band |
| * @spectral_lower_max_index: Indicates the index of max mag in lower band |
| * @spectral_nb_upper: Not Used |
| * @spectral_nb_lower: Not Used |
| * @classifier_params: Indicates classifier parameters |
| * @bin_pwr_count: Indicates the number of FFT bins |
| * @lb_edge_extrabins: Number of extra bins on left band edge |
| * @rb_edge_extrabins: Number of extra bins on right band edge |
| * @bin_pwr_count_sec80: Indicates the number of FFT bins in secondary 80 |
| * segment |
| * @bin_pwr: Contains FFT magnitudes |
| * @bin_pwr_sec80: Contains FFT magnitudes for the secondary 80 |
| * segment |
| * @interf_list: List of interfernce sources |
| * @noise_floor: Indicates the current noise floor |
| * @noise_floor_sec80: Indicates the current noise floor for secondary 80 |
| * segment |
| * @ch_width: Channel width 20/40/80/160 MHz |
| * @spectral_mode: Spectral scan mode |
| */ |
| struct spectral_samp_data { |
| int16_t spectral_data_len; |
| int16_t spectral_data_len_sec80; |
| int16_t spectral_rssi; |
| int16_t spectral_rssi_sec80; |
| int8_t spectral_combined_rssi; |
| int8_t spectral_upper_rssi; |
| int8_t spectral_lower_rssi; |
| int8_t spectral_chain_ctl_rssi[MAX_SPECTRAL_CHAINS]; |
| int8_t spectral_chain_ext_rssi[MAX_SPECTRAL_CHAINS]; |
| uint8_t spectral_max_scale; |
| int16_t spectral_bwinfo; |
| int32_t spectral_tstamp; |
| int16_t spectral_max_index; |
| int16_t spectral_max_index_sec80; |
| int16_t spectral_max_mag; |
| int16_t spectral_max_mag_sec80; |
| uint8_t spectral_max_exp; |
| int32_t spectral_last_tstamp; |
| int16_t spectral_upper_max_index; |
| int16_t spectral_lower_max_index; |
| uint8_t spectral_nb_upper; |
| uint8_t spectral_nb_lower; |
| struct spectral_classifier_params classifier_params; |
| uint16_t bin_pwr_count; |
| /* |
| * For 11ac chipsets prior to AR900B version 2.0, a max of 512 bins are |
| * delivered. However, there can be additional bins reported for |
| * AR900B version 2.0 and QCA9984 as described next: |
| * |
| * AR900B version 2.0: An additional tone is processed on the right |
| * hand side in order to facilitate detection of radar pulses out to |
| * the extreme band-edge of the channel frequency. |
| * Since the HW design processes four tones at a time, |
| * this requires one additional Dword to be added to the |
| * search FFT report. |
| * |
| * QCA9984: When spectral_scan_rpt_mode=2, i.e 2-dword summary + |
| * 1x-oversampled bins (in-band) per FFT, |
| * then 8 more bins (4 more on left side and 4 more on right side) |
| * are added. |
| */ |
| uint8_t lb_edge_extrabins; |
| uint8_t rb_edge_extrabins; |
| uint16_t bin_pwr_count_sec80; |
| uint8_t bin_pwr[MAX_NUM_BINS]; |
| uint8_t bin_pwr_sec80[MAX_NUM_BINS]; |
| struct interf_src_rsp interf_list; |
| int16_t noise_floor; |
| int16_t noise_floor_sec80; |
| uint32_t ch_width; |
| uint8_t spectral_agc_total_gain; |
| uint8_t spectral_agc_total_gain_sec80; |
| uint8_t spectral_gainchange; |
| uint8_t spectral_gainchange_sec80; |
| enum spectral_scan_mode spectral_mode; |
| } __packed; |
| |
| /** |
| * struct spectral_samp_msg - Spectral SAMP message |
| * @signature: Validates the SAMP message |
| * @freq: Operating frequency in MHz |
| * @vhtop_ch_freq_seg1: VHT Segment 1 centre frequency in MHz |
| * @vhtop_ch_freq_seg2: VHT Segment 2 centre frequency in MHz |
| * @freq_loading: How busy was the channel |
| * @dcs_enabled: Whether DCS is enabled |
| * @int_type: Interference type indicated by DCS |
| * @macaddr: Indicates the device interface |
| * @samp_data: SAMP Data |
| */ |
| struct spectral_samp_msg { |
| uint32_t signature; |
| uint16_t freq; |
| uint16_t vhtop_ch_freq_seg1; |
| uint16_t vhtop_ch_freq_seg2; |
| uint16_t freq_loading; |
| uint16_t dcs_enabled; |
| enum dcs_int_type int_type; |
| uint8_t macaddr[6]; |
| struct spectral_samp_data samp_data; |
| } __packed; |
| |
| #endif |