1 /* 2 * Copyright (c) 2011,2017-2018 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 53 if (is_primaryseg_rx_inprog(spectral)) { 54 spec_samp_msg = (struct spectral_samp_msg *) 55 spectral->nl_cb.get_nbuff(spectral->pdev_obj); 56 57 if (!spec_samp_msg) 58 return; 59 60 samp_data = &spec_samp_msg->samp_data; 61 if (spectral->spectral_gen == SPECTRAL_GEN3) 62 save_spectral_report_skb(spectral, spec_samp_msg); 63 p_sops = GET_TARGET_IF_SPECTRAL_OPS(spectral); 64 bin_pwr_data = params->bin_pwr_data; 65 66 spec_samp_msg->signature = SPECTRAL_SIGNATURE; 67 spec_samp_msg->freq = params->freq; 68 spec_samp_msg->freq_loading = params->freq_loading; 69 samp_data->spectral_data_len = params->datalen; 70 samp_data->spectral_rssi = params->rssi; 71 samp_data->ch_width = spectral->ch_width; 72 samp_data->spectral_agc_total_gain = params->agc_total_gain; 73 samp_data->spectral_gainchange = params->gainchange; 74 75 samp_data->spectral_combined_rssi = 76 (uint8_t)params->rssi; 77 samp_data->spectral_upper_rssi = params->upper_rssi; 78 samp_data->spectral_lower_rssi = params->lower_rssi; 79 80 qdf_mem_copy(samp_data->spectral_chain_ctl_rssi, 81 params->chain_ctl_rssi, 82 sizeof(params->chain_ctl_rssi)); 83 qdf_mem_copy(samp_data->spectral_chain_ext_rssi, 84 params->chain_ext_rssi, 85 sizeof(params->chain_ext_rssi)); 86 87 samp_data->spectral_bwinfo = params->bwinfo; 88 samp_data->spectral_tstamp = params->tstamp; 89 samp_data->spectral_max_index = params->max_index; 90 91 /* Classifier in user space needs access to these */ 92 samp_data->spectral_lower_max_index = 93 params->max_lower_index; 94 samp_data->spectral_upper_max_index = 95 params->max_upper_index; 96 samp_data->spectral_nb_lower = params->nb_lower; 97 samp_data->spectral_nb_upper = params->nb_upper; 98 samp_data->spectral_last_tstamp = params->last_tstamp; 99 samp_data->spectral_max_mag = params->max_mag; 100 101 /* 102 * Currently, we compute pwr_count considering the size of the 103 * samp_data->bin_pwr array rather than the number of elements 104 * in this array. The reasons are that 105 * SPECTRAL_MESSAGE_COPY_CHAR_ARRAY() where pwr_count will be 106 * used maps directly to OS_MEMCPY() on little endian platforms, 107 * and that samp_data->bin_pwr is an array of u_int8_t elements 108 * due to which the number of elements in the array == the size 109 * of the array. In case FFT bin size is increased from 8 bits 110 * in the future, this code would have to be changed along with 111 * rest of framework on which it depends. 112 */ 113 pwr_count = qdf_min((size_t)params->pwr_count, 114 sizeof(samp_data->bin_pwr)); 115 116 samp_data->bin_pwr_count = pwr_count; 117 samp_data->lb_edge_extrabins = 118 spectral->lb_edge_extrabins; 119 samp_data->rb_edge_extrabins = 120 spectral->rb_edge_extrabins; 121 samp_data->spectral_combined_rssi = params->rssi; 122 samp_data->spectral_max_scale = params->max_exp; 123 124 samp_data->noise_floor = params->noise_floor; 125 126 /* Classifier in user space needs access to these */ 127 cp = &samp_data->classifier_params; 128 pcp = ¶ms->classifier_params; 129 130 qdf_mem_copy(cp, pcp, 131 sizeof(struct spectral_classifier_params)); 132 133 if (spectral->fftbin_size_war == 134 SPECTRAL_FFTBIN_SIZE_WAR_4BYTE_TO_1BYTE) { 135 binptr_32 = (uint32_t *)bin_pwr_data; 136 for (idx = 0; idx < pwr_count; idx++) 137 samp_data->bin_pwr[idx] = *(binptr_32++); 138 } else if (spectral->fftbin_size_war == 139 SPECTRAL_FFTBIN_SIZE_WAR_2BYTE_TO_1BYTE) { 140 binptr_16 = (uint16_t *)bin_pwr_data; 141 for (idx = 0; idx < pwr_count; idx++) 142 samp_data->bin_pwr[idx] = *(binptr_16++); 143 } else { 144 SPECTRAL_MESSAGE_COPY_CHAR_ARRAY( 145 &samp_data->bin_pwr[0], bin_pwr_data, 146 pwr_count); 147 } 148 149 p_sops->get_mac_address(spectral, spec_samp_msg->macaddr); 150 } 151 152 if (is_secondaryseg_rx_inprog(spectral)) { 153 if (spectral->spectral_gen == SPECTRAL_GEN3) 154 restore_spectral_report_skb(spectral, 155 (void **)&spec_samp_msg); 156 if (!spec_samp_msg) { 157 spectral_err("Spectral SAMP message is NULL"); 158 return; 159 } 160 161 samp_data = &spec_samp_msg->samp_data; 162 spec_samp_msg->vhtop_ch_freq_seg1 = params->vhtop_ch_freq_seg1; 163 spec_samp_msg->vhtop_ch_freq_seg2 = params->vhtop_ch_freq_seg2; 164 samp_data->spectral_rssi_sec80 = 165 params->rssi_sec80; 166 samp_data->noise_floor_sec80 = 167 params->noise_floor_sec80; 168 spec_samp_msg->samp_data.spectral_agc_total_gain_sec80 = 169 params->agc_total_gain_sec80; 170 spec_samp_msg->samp_data.spectral_gainchange_sec80 = 171 params->gainchange_sec80; 172 173 samp_data->spectral_data_len_sec80 = 174 params->datalen_sec80; 175 samp_data->spectral_max_index_sec80 = 176 params->max_index_sec80; 177 samp_data->spectral_max_mag_sec80 = 178 params->max_mag_sec80; 179 180 /* 181 * Currently, we compute pwr_count_sec80 considering the size of 182 * the samp_data->bin_pwr_sec80 array rather than the number of 183 * elements in this array. The reasons are that 184 * SPECTRAL_MESSAGE_COPY_CHAR_ARRAY() where pwr_count_sec80 will 185 * be used maps directly to OS_MEMCPY() on little endian 186 * platforms, and that samp_data->bin_pwr_sec80 is an array of 187 * u_int8_t elements due to which the number of elements in the 188 * array == the size of the array. In case FFT bin size is 189 * increased from 8 bits in the future, this code would have to 190 * be changed along with rest of framework on which it depends. 191 */ 192 pwr_count_sec80 = qdf_min((size_t)params->pwr_count_sec80, 193 sizeof(samp_data->bin_pwr_sec80)); 194 195 samp_data->bin_pwr_count_sec80 = pwr_count_sec80; 196 197 bin_pwr_data = params->bin_pwr_data_sec80; 198 if (spectral->fftbin_size_war == 199 SPECTRAL_FFTBIN_SIZE_WAR_4BYTE_TO_1BYTE) { 200 binptr_32 = (uint32_t *)bin_pwr_data; 201 for (idx = 0; idx < pwr_count_sec80; idx++) 202 samp_data->bin_pwr_sec80[idx] = *(binptr_32++); 203 } else if (spectral->fftbin_size_war == 204 SPECTRAL_FFTBIN_SIZE_WAR_2BYTE_TO_1BYTE) { 205 binptr_16 = (uint16_t *)bin_pwr_data; 206 for (idx = 0; idx < pwr_count_sec80; idx++) 207 samp_data->bin_pwr_sec80[idx] = *(binptr_16++); 208 } else { 209 SPECTRAL_MESSAGE_COPY_CHAR_ARRAY( 210 &samp_data->bin_pwr_sec80[0], 211 params->bin_pwr_data_sec80, 212 pwr_count_sec80); 213 } 214 } 215 216 if ((spectral->ch_width != CH_WIDTH_160MHZ) || 217 is_secondaryseg_rx_inprog(spectral)) { 218 if (spectral->send_phy_data(spectral->pdev_obj) == 0) 219 spectral->spectral_sent_msg++; 220 samp_msg_index++; 221 if (spectral->spectral_gen == SPECTRAL_GEN3) 222 clear_spectral_report_skb(spectral); 223 } 224 225 /* Take care of state transitions for 160MHz/ 80p80 */ 226 if (spectral->spectral_gen == SPECTRAL_GEN3) 227 target_if_160mhz_delivery_state_change( 228 spectral, 229 SPECTRAL_REPORT_EVENT_DETECTORID_INVALID); 230 } 231