1 /* 2 * Copyright (c) 2011,2017-2019 The Linux Foundation. All rights reserved. 3 * 4 * 5 * Permission to use, copy, modify, and/or distribute this software for 6 * any purpose with or without fee is hereby granted, provided that the 7 * above copyright notice and this permission notice appear in all 8 * copies. 9 * 10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL 11 * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED 12 * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE 13 * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL 14 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR 15 * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER 16 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 17 * PERFORMANCE OF THIS SOFTWARE. 18 */ 19 20 #include <osdep.h> 21 #include <wlan_tgt_def_config.h> 22 #include <hif.h> 23 #include <hif_hw_version.h> 24 #include <wmi_unified_api.h> 25 #include <target_if_spectral.h> 26 #include <wlan_lmac_if_def.h> 27 #include <wlan_osif_priv.h> 28 #include <reg_services_public_struct.h> 29 30 void 31 target_if_spectral_create_samp_msg(struct target_if_spectral *spectral, 32 struct target_if_samp_msg_params *params) 33 { 34 /* 35 * XXX : Non-Rentrant. Will be an issue with dual concurrent 36 * operation on multi-processor system 37 */ 38 39 struct spectral_samp_msg *spec_samp_msg = NULL; 40 41 uint8_t *bin_pwr_data = NULL; 42 struct spectral_classifier_params *cp = NULL; 43 struct spectral_classifier_params *pcp = NULL; 44 struct target_if_spectral_ops *p_sops = NULL; 45 uint32_t *binptr_32 = NULL; 46 uint16_t *binptr_16 = NULL; 47 int idx = 0; 48 struct spectral_samp_data *samp_data; 49 static int samp_msg_index; 50 size_t pwr_count = 0; 51 size_t pwr_count_sec80 = 0; 52 enum spectral_msg_type msg_type; 53 QDF_STATUS ret; 54 55 ret = target_if_get_spectral_msg_type(params->smode, &msg_type); 56 if (QDF_IS_STATUS_ERROR(ret)) 57 return; 58 59 if ((params->smode == SPECTRAL_SCAN_MODE_AGILE) || 60 is_primaryseg_rx_inprog(spectral)) { 61 spec_samp_msg = (struct spectral_samp_msg *) 62 spectral->nl_cb.get_sbuff(spectral->pdev_obj, 63 msg_type, 64 SPECTRAL_MSG_BUF_NEW); 65 66 if (!spec_samp_msg) 67 return; 68 69 samp_data = &spec_samp_msg->samp_data; 70 p_sops = GET_TARGET_IF_SPECTRAL_OPS(spectral); 71 bin_pwr_data = params->bin_pwr_data; 72 73 spec_samp_msg->signature = SPECTRAL_SIGNATURE; 74 spec_samp_msg->freq = params->freq; 75 if (params->smode == SPECTRAL_SCAN_MODE_AGILE) 76 spec_samp_msg->agile_freq = params->agile_freq; 77 spec_samp_msg->freq_loading = params->freq_loading; 78 samp_data->spectral_mode = params->smode; 79 samp_data->spectral_data_len = params->datalen; 80 samp_data->spectral_rssi = params->rssi; 81 samp_data->ch_width = spectral->ch_width; 82 samp_data->agile_ch_width = spectral->agile_ch_width; 83 samp_data->spectral_agc_total_gain = params->agc_total_gain; 84 samp_data->spectral_gainchange = params->gainchange; 85 samp_data->spectral_pri80ind = params->pri80ind; 86 samp_data->last_raw_timestamp = params->last_raw_timestamp; 87 samp_data->timestamp_war_offset = params->timestamp_war_offset; 88 samp_data->raw_timestamp = params->raw_timestamp; 89 samp_data->reset_delay = params->reset_delay; 90 samp_data->target_reset_count = params->target_reset_count; 91 92 samp_data->spectral_combined_rssi = 93 (uint8_t)params->rssi; 94 samp_data->spectral_upper_rssi = params->upper_rssi; 95 samp_data->spectral_lower_rssi = params->lower_rssi; 96 97 qdf_mem_copy(samp_data->spectral_chain_ctl_rssi, 98 params->chain_ctl_rssi, 99 sizeof(params->chain_ctl_rssi)); 100 qdf_mem_copy(samp_data->spectral_chain_ext_rssi, 101 params->chain_ext_rssi, 102 sizeof(params->chain_ext_rssi)); 103 104 samp_data->spectral_bwinfo = params->bwinfo; 105 samp_data->spectral_tstamp = params->tstamp; 106 samp_data->spectral_max_index = params->max_index; 107 108 /* Classifier in user space needs access to these */ 109 samp_data->spectral_lower_max_index = 110 params->max_lower_index; 111 samp_data->spectral_upper_max_index = 112 params->max_upper_index; 113 samp_data->spectral_nb_lower = params->nb_lower; 114 samp_data->spectral_nb_upper = params->nb_upper; 115 samp_data->spectral_last_tstamp = params->last_tstamp; 116 samp_data->spectral_max_mag = params->max_mag; 117 118 /* 119 * Currently, we compute pwr_count considering the size of the 120 * samp_data->bin_pwr array rather than the number of elements 121 * in this array. The reasons are that 122 * SPECTRAL_MESSAGE_COPY_CHAR_ARRAY() where pwr_count will be 123 * used maps directly to OS_MEMCPY() on little endian platforms, 124 * and that samp_data->bin_pwr is an array of u_int8_t elements 125 * due to which the number of elements in the array == the size 126 * of the array. In case FFT bin size is increased from 8 bits 127 * in the future, this code would have to be changed along with 128 * rest of framework on which it depends. 129 */ 130 pwr_count = qdf_min((size_t)params->pwr_count, 131 sizeof(samp_data->bin_pwr)); 132 133 samp_data->bin_pwr_count = pwr_count; 134 samp_data->lb_edge_extrabins = 135 spectral->lb_edge_extrabins; 136 samp_data->rb_edge_extrabins = 137 spectral->rb_edge_extrabins; 138 samp_data->spectral_combined_rssi = params->rssi; 139 samp_data->spectral_max_scale = params->max_exp; 140 141 samp_data->noise_floor = params->noise_floor; 142 143 /* Classifier in user space needs access to these */ 144 cp = &samp_data->classifier_params; 145 pcp = ¶ms->classifier_params; 146 147 qdf_mem_copy(cp, pcp, 148 sizeof(struct spectral_classifier_params)); 149 150 if (spectral->fftbin_size_war == 151 SPECTRAL_FFTBIN_SIZE_WAR_4BYTE_TO_1BYTE) { 152 binptr_32 = (uint32_t *)bin_pwr_data; 153 for (idx = 0; idx < pwr_count; idx++) 154 samp_data->bin_pwr[idx] = *(binptr_32++); 155 } else if (spectral->fftbin_size_war == 156 SPECTRAL_FFTBIN_SIZE_WAR_2BYTE_TO_1BYTE) { 157 binptr_16 = (uint16_t *)bin_pwr_data; 158 for (idx = 0; idx < pwr_count; idx++) 159 samp_data->bin_pwr[idx] = *(binptr_16++); 160 } else { 161 SPECTRAL_MESSAGE_COPY_CHAR_ARRAY( 162 &samp_data->bin_pwr[0], bin_pwr_data, 163 pwr_count); 164 } 165 166 p_sops->get_mac_address(spectral, spec_samp_msg->macaddr); 167 } 168 169 if (is_secondaryseg_rx_inprog(spectral)) { 170 spec_samp_msg = (struct spectral_samp_msg *) 171 spectral->nl_cb.get_sbuff(spectral->pdev_obj, 172 msg_type, 173 SPECTRAL_MSG_BUF_SAVED); 174 175 if (!spec_samp_msg) { 176 spectral_err("Spectral SAMP message is NULL"); 177 return; 178 } 179 180 samp_data = &spec_samp_msg->samp_data; 181 spec_samp_msg->vhtop_ch_freq_seg1 = params->vhtop_ch_freq_seg1; 182 spec_samp_msg->vhtop_ch_freq_seg2 = params->vhtop_ch_freq_seg2; 183 samp_data->spectral_rssi_sec80 = 184 params->rssi_sec80; 185 samp_data->noise_floor_sec80 = 186 params->noise_floor_sec80; 187 spec_samp_msg->samp_data.spectral_agc_total_gain_sec80 = 188 params->agc_total_gain_sec80; 189 spec_samp_msg->samp_data.spectral_gainchange_sec80 = 190 params->gainchange_sec80; 191 spec_samp_msg->samp_data.spectral_pri80ind_sec80 = 192 params->pri80ind_sec80; 193 194 samp_data->spectral_data_len_sec80 = 195 params->datalen_sec80; 196 samp_data->spectral_max_index_sec80 = 197 params->max_index_sec80; 198 samp_data->spectral_max_mag_sec80 = 199 params->max_mag_sec80; 200 201 samp_data->raw_timestamp_sec80 = params->raw_timestamp_sec80; 202 203 /* 204 * Currently, we compute pwr_count_sec80 considering the size of 205 * the samp_data->bin_pwr_sec80 array rather than the number of 206 * elements in this array. The reasons are that 207 * SPECTRAL_MESSAGE_COPY_CHAR_ARRAY() where pwr_count_sec80 will 208 * be used maps directly to OS_MEMCPY() on little endian 209 * platforms, and that samp_data->bin_pwr_sec80 is an array of 210 * u_int8_t elements due to which the number of elements in the 211 * array == the size of the array. In case FFT bin size is 212 * increased from 8 bits in the future, this code would have to 213 * be changed along with rest of framework on which it depends. 214 */ 215 pwr_count_sec80 = qdf_min((size_t)params->pwr_count_sec80, 216 sizeof(samp_data->bin_pwr_sec80)); 217 218 samp_data->bin_pwr_count_sec80 = pwr_count_sec80; 219 220 bin_pwr_data = params->bin_pwr_data_sec80; 221 if (spectral->fftbin_size_war == 222 SPECTRAL_FFTBIN_SIZE_WAR_4BYTE_TO_1BYTE) { 223 binptr_32 = (uint32_t *)bin_pwr_data; 224 for (idx = 0; idx < pwr_count_sec80; idx++) 225 samp_data->bin_pwr_sec80[idx] = *(binptr_32++); 226 } else if (spectral->fftbin_size_war == 227 SPECTRAL_FFTBIN_SIZE_WAR_2BYTE_TO_1BYTE) { 228 binptr_16 = (uint16_t *)bin_pwr_data; 229 for (idx = 0; idx < pwr_count_sec80; idx++) 230 samp_data->bin_pwr_sec80[idx] = *(binptr_16++); 231 } else { 232 SPECTRAL_MESSAGE_COPY_CHAR_ARRAY( 233 &samp_data->bin_pwr_sec80[0], 234 params->bin_pwr_data_sec80, 235 pwr_count_sec80); 236 } 237 } 238 239 if ((spectral->ch_width != CH_WIDTH_160MHZ) || 240 (params->smode == SPECTRAL_SCAN_MODE_AGILE) || 241 is_secondaryseg_rx_inprog(spectral)) { 242 if (spectral->send_phy_data(spectral->pdev_obj, 243 msg_type) == 0) 244 spectral->spectral_sent_msg++; 245 samp_msg_index++; 246 } 247 248 /* Take care of state transitions for 160MHz/ 80p80 */ 249 if ((spectral->spectral_gen == SPECTRAL_GEN3) && 250 (params->smode != SPECTRAL_SCAN_MODE_AGILE)) 251 target_if_160mhz_delivery_state_change( 252 spectral, 253 SPECTRAL_DETECTOR_INVALID); 254 } 255