1 /* 2 * Copyright (c) 2016-2018 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 #include "wmi_unified_action_oui_tlv.h" 20 21 bool wmi_get_action_oui_id(enum action_oui_id action_id, 22 wmi_vendor_oui_action_id *id) 23 { 24 switch (action_id) { 25 26 case ACTION_OUI_CONNECT_1X1: 27 *id = WMI_VENDOR_OUI_ACTION_CONNECTION_1X1; 28 return true; 29 30 case ACTION_OUI_ITO_EXTENSION: 31 *id = WMI_VENDOR_OUI_ACTION_ITO_EXTENSION; 32 return true; 33 34 case ACTION_OUI_CCKM_1X1: 35 *id = WMI_VENDOR_OUI_ACTION_CCKM_1X1; 36 return true; 37 38 case ACTION_OUI_ITO_ALTERNATE: 39 *id = WMI_VENDOR_OUI_ACTION_ALT_ITO; 40 return true; 41 42 case ACTION_OUI_SWITCH_TO_11N_MODE: 43 *id = WMI_VENDOR_OUI_ACTION_SWITCH_TO_11N_MODE; 44 return true; 45 46 case ACTION_OUI_CONNECT_1X1_WITH_1_CHAIN: 47 *id = WMI_VENDOR_OUI_ACTION_CONNECTION_1X1_NUM_TX_RX_CHAINS_1; 48 return true; 49 50 default: 51 return false; 52 } 53 } 54 55 uint32_t wmi_get_action_oui_info_mask(uint32_t info_mask) 56 { 57 uint32_t info_presence = WMI_BEACON_INFO_PRESENCE_OUI_EXT; 58 59 if (info_mask & ACTION_OUI_INFO_MAC_ADDRESS) 60 info_presence |= WMI_BEACON_INFO_PRESENCE_MAC_ADDRESS; 61 62 if (info_mask & ACTION_OUI_INFO_AP_CAPABILITY_NSS) 63 info_presence |= WMI_BEACON_INFO_PRESENCE_AP_CAPABILITY_NSS; 64 65 if (info_mask & ACTION_OUI_INFO_AP_CAPABILITY_HT) 66 info_presence |= WMI_BEACON_INFO_PRESENCE_AP_CAPABILITY_HT; 67 68 if (info_mask & ACTION_OUI_INFO_AP_CAPABILITY_VHT) 69 info_presence |= WMI_BEACON_INFO_PRESENCE_AP_CAPABILITY_VHT; 70 71 if (info_mask & ACTION_OUI_INFO_AP_CAPABILITY_BAND) 72 info_presence |= WMI_BEACON_INFO_PRESENCE_AP_CAPABILITY_BAND; 73 74 return info_presence; 75 } 76 77 void wmi_fill_oui_extensions(struct action_oui_extension *extension, 78 uint32_t no_oui_extns, 79 wmi_vendor_oui_ext *cmd_ext) 80 { 81 uint32_t i; 82 uint32_t buffer_length; 83 84 for (i = 0; i < no_oui_extns; i++) { 85 WMITLV_SET_HDR(&cmd_ext->tlv_header, 86 WMITLV_TAG_STRUC_wmi_vendor_oui_ext, 87 WMITLV_GET_STRUCT_TLVLEN(wmi_vendor_oui_ext)); 88 cmd_ext->info_presence_bit_mask = 89 wmi_get_action_oui_info_mask(extension->info_mask); 90 91 cmd_ext->oui_header_length = extension->oui_length; 92 cmd_ext->oui_data_length = extension->data_length; 93 cmd_ext->mac_address_length = extension->mac_addr_length; 94 cmd_ext->capability_data_length = 95 extension->capability_length; 96 97 buffer_length = extension->oui_length + 98 extension->data_length + 99 extension->data_mask_length + 100 extension->mac_addr_length + 101 extension->mac_mask_length + 102 extension->capability_length; 103 104 cmd_ext->buf_data_length = buffer_length + 1; 105 106 cmd_ext++; 107 extension++; 108 } 109 110 } 111 112 QDF_STATUS 113 wmi_fill_oui_extensions_buffer(struct action_oui_extension *extension, 114 wmi_vendor_oui_ext *cmd_ext, 115 uint32_t no_oui_extns, uint32_t rem_var_buf_len, 116 uint8_t *var_buf) 117 { 118 uint8_t i; 119 120 for (i = 0; i < (uint8_t)no_oui_extns; i++) { 121 if ((rem_var_buf_len - cmd_ext->buf_data_length) < 0) { 122 WMI_LOGE(FL("Invalid action oui command length")); 123 return QDF_STATUS_E_INVAL; 124 } 125 126 var_buf[0] = i; 127 var_buf++; 128 129 qdf_mem_copy(var_buf, extension->oui, extension->oui_length); 130 var_buf += extension->oui_length; 131 132 if (extension->data_length) { 133 qdf_mem_copy(var_buf, extension->data, 134 extension->data_length); 135 var_buf += extension->data_length; 136 } 137 138 if (extension->data_mask_length) { 139 qdf_mem_copy(var_buf, extension->data_mask, 140 extension->data_mask_length); 141 var_buf += extension->data_mask_length; 142 } 143 144 if (extension->mac_addr_length) { 145 qdf_mem_copy(var_buf, extension->mac_addr, 146 extension->mac_addr_length); 147 var_buf += extension->mac_addr_length; 148 } 149 150 if (extension->mac_mask_length) { 151 qdf_mem_copy(var_buf, extension->mac_mask, 152 extension->mac_mask_length); 153 var_buf += extension->mac_mask_length; 154 } 155 156 if (extension->capability_length) { 157 qdf_mem_copy(var_buf, extension->capability, 158 extension->capability_length); 159 var_buf += extension->capability_length; 160 } 161 162 rem_var_buf_len -= cmd_ext->buf_data_length; 163 cmd_ext++; 164 extension++; 165 } 166 167 return QDF_STATUS_SUCCESS; 168 } 169 170 QDF_STATUS 171 send_action_oui_cmd_tlv(wmi_unified_t wmi_handle, 172 struct action_oui_request *req) 173 { 174 wmi_pdev_config_vendor_oui_action_fixed_param *cmd; 175 wmi_vendor_oui_ext *cmd_ext; 176 wmi_buf_t wmi_buf; 177 struct action_oui_extension *extension; 178 uint32_t len; 179 uint32_t i; 180 uint8_t *buf_ptr; 181 uint32_t no_oui_extns; 182 uint32_t total_no_oui_extns; 183 uint32_t var_buf_len = 0; 184 wmi_vendor_oui_action_id action_id; 185 bool valid; 186 uint32_t rem_var_buf_len; 187 QDF_STATUS status; 188 189 if (!req) { 190 WMI_LOGE(FL("action oui is empty")); 191 return QDF_STATUS_E_INVAL; 192 } 193 194 no_oui_extns = req->no_oui_extensions; 195 total_no_oui_extns = req->total_no_oui_extensions; 196 197 len = sizeof(*cmd); 198 len += WMI_TLV_HDR_SIZE; /* Array of wmi_vendor_oui_ext structures */ 199 200 if (!no_oui_extns || 201 no_oui_extns > WMI_MAX_VENDOR_OUI_ACTION_SUPPORTED_PER_ACTION || 202 (total_no_oui_extns > WMI_VENDOR_OUI_ACTION_MAX_ACTION_ID * 203 WMI_MAX_VENDOR_OUI_ACTION_SUPPORTED_PER_ACTION)) { 204 WMI_LOGE(FL("Invalid number of action oui extensions")); 205 return QDF_STATUS_E_INVAL; 206 } 207 208 valid = wmi_get_action_oui_id(req->action_id, &action_id); 209 if (!valid) { 210 WMI_LOGE(FL("Invalid action id")); 211 return QDF_STATUS_E_INVAL; 212 } 213 214 len += no_oui_extns * sizeof(*cmd_ext); 215 len += WMI_TLV_HDR_SIZE; /* Variable length buffer */ 216 217 extension = req->extension; 218 for (i = 0; i < no_oui_extns; i++) { 219 var_buf_len += extension->oui_length + 220 extension->data_length + 221 extension->data_mask_length + 222 extension->mac_addr_length + 223 extension->mac_mask_length + 224 extension->capability_length; 225 extension++; 226 } 227 228 var_buf_len += no_oui_extns; /* to store indexes */ 229 rem_var_buf_len = var_buf_len; 230 var_buf_len = (var_buf_len + 3) & ~0x3; 231 len += var_buf_len; 232 233 wmi_buf = wmi_buf_alloc(wmi_handle, len); 234 if (!wmi_buf) { 235 WMI_LOGE(FL("Failed to allocate wmi buffer")); 236 return QDF_STATUS_E_FAILURE; 237 } 238 239 buf_ptr = (uint8_t *)wmi_buf_data(wmi_buf); 240 cmd = (wmi_pdev_config_vendor_oui_action_fixed_param *)buf_ptr; 241 242 WMITLV_SET_HDR(&cmd->tlv_header, 243 WMITLV_TAG_STRUC_wmi_pdev_config_vendor_oui_action_fixed_param, 244 WMITLV_GET_STRUCT_TLVLEN( 245 wmi_pdev_config_vendor_oui_action_fixed_param)); 246 247 cmd->action_id = action_id; 248 cmd->total_num_vendor_oui = total_no_oui_extns; 249 cmd->num_vendor_oui_ext = no_oui_extns; 250 251 buf_ptr += sizeof(*cmd); 252 WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_STRUC, 253 no_oui_extns * sizeof(*cmd_ext)); 254 buf_ptr += WMI_TLV_HDR_SIZE; 255 cmd_ext = (wmi_vendor_oui_ext *)buf_ptr; 256 wmi_fill_oui_extensions(req->extension, no_oui_extns, cmd_ext); 257 258 buf_ptr += no_oui_extns * sizeof(*cmd_ext); 259 WMITLV_SET_HDR(buf_ptr, WMITLV_TAG_ARRAY_BYTE, var_buf_len); 260 buf_ptr += WMI_TLV_HDR_SIZE; 261 status = wmi_fill_oui_extensions_buffer(req->extension, 262 cmd_ext, no_oui_extns, 263 rem_var_buf_len, buf_ptr); 264 if (!QDF_IS_STATUS_SUCCESS(status)) { 265 wmi_buf_free(wmi_buf); 266 wmi_buf = NULL; 267 return QDF_STATUS_E_INVAL; 268 } 269 270 buf_ptr += var_buf_len; 271 272 if (wmi_unified_cmd_send(wmi_handle, wmi_buf, len, 273 WMI_PDEV_CONFIG_VENDOR_OUI_ACTION_CMDID)) { 274 WMI_LOGE(FL("WMI_PDEV_CONFIG_VENDOR_OUI_ACTION send fail")); 275 wmi_buf_free(wmi_buf); 276 wmi_buf = NULL; 277 return QDF_STATUS_E_FAILURE; 278 } 279 280 return QDF_STATUS_SUCCESS; 281 } 282