/* * Copyright (c) 2014-2019, The Linux Foundation. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are * met: * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following * disclaimer in the documentation and/or other materials provided * with the distribution. * * Neither the name of The Linux Foundation nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #define LOG_TAG "platform_info" #define LOG_NDDEBUG 0 #include #include #include #include #include #include #include "acdb.h" #include "platform_api.h" #include #include #ifdef DYNAMIC_LOG_ENABLED #include #define LOG_MASK HAL_MOD_FILE_PLATFORM_INFO #include #endif #define BUF_SIZE 1024 typedef enum { ROOT, ACDB, MODULE, AEC, NS, BITWIDTH, PCM_ID, BACKEND_NAME, INTERFACE_NAME, CONFIG_PARAMS, OPERATOR_SPECIFIC, GAIN_LEVEL_MAPPING, APP_TYPE, ACDB_METAINFO_KEY, MICROPHONE_CHARACTERISTIC, SND_DEVICES, INPUT_SND_DEVICE, INPUT_SND_DEVICE_TO_MIC_MAPPING, SND_DEV, MIC_INFO, CUSTOM_MTMX_PARAMS, CUSTOM_MTMX_PARAM_COEFFS, EXTERNAL_DEVICE_SPECIFIC, CUSTOM_MTMX_IN_PARAMS, CUSTOM_MTMX_PARAM_IN_CH_INFO, } section_t; typedef void (* section_process_fn)(const XML_Char **attr); static void process_acdb_id(const XML_Char **attr); static void process_audio_effect(const XML_Char **attr, effect_type_t effect_type); static void process_effect_aec(const XML_Char **attr); static void process_effect_ns(const XML_Char **attr); static void process_bit_width(const XML_Char **attr); static void process_pcm_id(const XML_Char **attr); static void process_backend_name(const XML_Char **attr); static void process_interface_name(const XML_Char **attr); static void process_config_params(const XML_Char **attr); static void process_root(const XML_Char **attr); static void process_operator_specific(const XML_Char **attr); static void process_gain_db_to_level_map(const XML_Char **attr); static void process_app_type(const XML_Char **attr); static void process_acdb_metainfo_key(const XML_Char **attr); static void process_microphone_characteristic(const XML_Char **attr); static void process_snd_dev(const XML_Char **attr); static void process_mic_info(const XML_Char **attr); static void process_custom_mtmx_params(const XML_Char **attr); static void process_custom_mtmx_param_coeffs(const XML_Char **attr); static void process_external_dev(const XML_Char **attr); static void process_custom_mtmx_in_params(const XML_Char **attr); static void process_custom_mtmx_param_in_ch_info(const XML_Char **attr); static section_process_fn section_table[] = { [ROOT] = process_root, [ACDB] = process_acdb_id, [AEC] = process_effect_aec, [NS] = process_effect_ns, [BITWIDTH] = process_bit_width, [PCM_ID] = process_pcm_id, [BACKEND_NAME] = process_backend_name, [INTERFACE_NAME] = process_interface_name, [CONFIG_PARAMS] = process_config_params, [OPERATOR_SPECIFIC] = process_operator_specific, [APP_TYPE] = process_app_type, [GAIN_LEVEL_MAPPING] = process_gain_db_to_level_map, [ACDB_METAINFO_KEY] = process_acdb_metainfo_key, [MICROPHONE_CHARACTERISTIC] = process_microphone_characteristic, [SND_DEV] = process_snd_dev, [MIC_INFO] = process_mic_info, [CUSTOM_MTMX_PARAMS] = process_custom_mtmx_params, [CUSTOM_MTMX_PARAM_COEFFS] = process_custom_mtmx_param_coeffs, [EXTERNAL_DEVICE_SPECIFIC] = process_external_dev, [CUSTOM_MTMX_IN_PARAMS] = process_custom_mtmx_in_params, [CUSTOM_MTMX_PARAM_IN_CH_INFO] = process_custom_mtmx_param_in_ch_info, }; static section_t section; struct platform_info { caller_t caller; void *platform; struct str_parms *kvpairs; }; static struct platform_info my_data; static pthread_mutex_t parser_lock = PTHREAD_MUTEX_INITIALIZER; struct audio_string_to_enum { const char* name; unsigned int value; }; static snd_device_t in_snd_device; static const struct audio_string_to_enum mic_locations[AUDIO_MICROPHONE_LOCATION_CNT] = { AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_MICROPHONE_LOCATION_UNKNOWN), AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_MICROPHONE_LOCATION_MAINBODY), AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_MICROPHONE_LOCATION_MAINBODY_MOVABLE), AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_MICROPHONE_LOCATION_PERIPHERAL), }; static const struct audio_string_to_enum mic_directionalities[AUDIO_MICROPHONE_DIRECTIONALITY_CNT] = { AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_MICROPHONE_DIRECTIONALITY_OMNI), AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_MICROPHONE_DIRECTIONALITY_BI_DIRECTIONAL), AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_MICROPHONE_DIRECTIONALITY_UNKNOWN), AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_MICROPHONE_DIRECTIONALITY_CARDIOID), AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_MICROPHONE_DIRECTIONALITY_HYPER_CARDIOID), AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_MICROPHONE_DIRECTIONALITY_SUPER_CARDIOID), }; static const struct audio_string_to_enum mic_channel_mapping[AUDIO_MICROPHONE_CHANNEL_MAPPING_CNT] = { AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_MICROPHONE_CHANNEL_MAPPING_UNUSED), AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_MICROPHONE_CHANNEL_MAPPING_DIRECT), AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_MICROPHONE_CHANNEL_MAPPING_PROCESSED), }; static const struct audio_string_to_enum device_in_types[] = { AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_AMBIENT), AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_COMMUNICATION), AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_BUILTIN_MIC), AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET), AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_WIRED_HEADSET), AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_AUX_DIGITAL), AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_HDMI), AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_VOICE_CALL), AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_TELEPHONY_RX), AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_BACK_MIC), AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_REMOTE_SUBMIX), AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_ANLG_DOCK_HEADSET), AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_DGTL_DOCK_HEADSET), AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_USB_ACCESSORY), AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_USB_DEVICE), AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_FM_TUNER), AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_TV_TUNER), AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_LINE), AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_SPDIF), AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_BLUETOOTH_A2DP), AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_LOOPBACK), AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_IP), AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_BUS), AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_PROXY), AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_USB_HEADSET), AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_BLUETOOTH_BLE), AUDIO_MAKE_STRING_FROM_ENUM(AUDIO_DEVICE_IN_DEFAULT), }; enum { AUDIO_MICROPHONE_CHARACTERISTIC_NONE = 0u, // 0x0 AUDIO_MICROPHONE_CHARACTERISTIC_SENSITIVITY = 1u, // 0x1 AUDIO_MICROPHONE_CHARACTERISTIC_MAX_SPL = 2u, // 0x2 AUDIO_MICROPHONE_CHARACTERISTIC_MIN_SPL = 4u, // 0x4 AUDIO_MICROPHONE_CHARACTERISTIC_ORIENTATION = 8u, // 0x8 AUDIO_MICROPHONE_CHARACTERISTIC_GEOMETRIC_LOCATION = 16u, // 0x10 AUDIO_MICROPHONE_CHARACTERISTIC_ALL = 31u, /* ((((SENSITIVITY | MAX_SPL) | MIN_SPL) | ORIENTATION) | GEOMETRIC_LOCATION) */ }; static bool find_enum_by_string(const struct audio_string_to_enum * table, const char * name, int32_t len, unsigned int *value) { if (table == NULL) { ALOGE("%s: table is NULL", __func__); return false; } if (name == NULL) { ALOGE("null key"); return false; } for (int i = 0; i < len; i++) { if (!strcmp(table[i].name, name)) { *value = table[i].value; return true; } } return false; } static struct audio_custom_mtmx_params_info mtmx_params_info; static struct audio_custom_mtmx_in_params_info mtmx_in_params_info; /* * * * * ... * ... * * * * ... * ... * * * * ... * ... * * * * ... * ... * * * * ... * ... * * * * * * ... * ... * * * * * ... * ... * * * */ static void process_root(const XML_Char **attr __unused) { } /* mapping from usecase to pcm dev id */ static void process_pcm_id(const XML_Char **attr) { int index; if (strcmp(attr[0], "name") != 0) { ALOGE("%s: 'name' not found, no pcm_id set!", __func__); goto done; } index = platform_get_usecase_index((char *)attr[1]); if (index < 0) { ALOGE("%s: usecase %s not found!", __func__, attr[1]); goto done; } if (strcmp(attr[2], "type") != 0) { ALOGE("%s: usecase type not mentioned", __func__); goto done; } int type = -1; if (!strcasecmp((char *)attr[3], "in")) { type = 1; } else if (!strcasecmp((char *)attr[3], "out")) { type = 0; } else { ALOGE("%s: type must be IN or OUT", __func__); goto done; } if (strcmp(attr[4], "id") != 0) { ALOGE("%s: usecase id not mentioned", __func__); goto done; } int id = atoi((char *)attr[5]); if (platform_set_usecase_pcm_id(index, type, id) < 0) { ALOGE("%s: usecase %s type %d id %d was not set!", __func__, attr[1], type, id); goto done; } done: return; } /* backend to be used for a device */ static void process_backend_name(const XML_Char **attr) { int index; char *hw_interface = NULL; char *backend = NULL; if (strcmp(attr[0], "name") != 0) { ALOGE("%s: 'name' not found, no ACDB ID set!", __func__); goto done; } index = platform_get_snd_device_index((char *)attr[1]); if (index < 0) { ALOGE("%s: Device %s not found, no ACDB ID set!", __func__, attr[1]); goto done; } if (strcmp(attr[2], "backend") != 0) { if (strcmp(attr[2], "interface") == 0) hw_interface = (char *)attr[3]; } else { backend = (char *)attr[3]; } if (attr[4] != NULL) { if (strcmp(attr[4], "interface") != 0) { hw_interface = NULL; } else { hw_interface = (char *)attr[5]; } } if (platform_set_snd_device_backend(index, backend, hw_interface) < 0) { ALOGE("%s: Device %s backend %s was not set!", __func__, attr[1], attr[3]); goto done; } done: return; } static void process_gain_db_to_level_map(const XML_Char **attr) { struct amp_db_and_gain_table tbl_entry; if ((strcmp(attr[0], "db") != 0) || (strcmp(attr[2], "level") != 0)) { ALOGE("%s: invalid attribute passed %s %sexpected amp db level", __func__, attr[0], attr[2]); goto done; } tbl_entry.db = atof(attr[1]); tbl_entry.amp = exp(tbl_entry.db * 0.115129f); tbl_entry.level = atoi(attr[3]); //custome level should be > 0. Level 0 is fixed for default CHECK(tbl_entry.level > 0); ALOGV("%s: amp [%f] db [%f] level [%d]", __func__, tbl_entry.amp, tbl_entry.db, tbl_entry.level); platform_add_gain_level_mapping(&tbl_entry); done: return; } static void process_acdb_id(const XML_Char **attr) { int index; if (strcmp(attr[0], "name") != 0) { ALOGE("%s: 'name' not found, no ACDB ID set!", __func__); goto done; } index = platform_get_snd_device_index((char *)attr[1]); if (index < 0) { ALOGE("%s: Device %s in platform info xml not found, no ACDB ID set!", __func__, attr[1]); goto done; } if (strcmp(attr[2], "acdb_id") != 0) { ALOGE("%s: Device %s in platform info xml has no acdb_id, no ACDB ID set!", __func__, attr[1]); goto done; } if (platform_set_snd_device_acdb_id(index, atoi((char *)attr[3])) < 0) { ALOGE("%s: Device %s, ACDB ID %d was not set!", __func__, attr[1], atoi((char *)attr[3])); goto done; } done: return; } static void process_operator_specific(const XML_Char **attr) { snd_device_t snd_device = SND_DEVICE_NONE; if (strcmp(attr[0], "name") != 0) { ALOGE("%s: 'name' not found", __func__); goto done; } snd_device = platform_get_snd_device_index((char *)attr[1]); if (snd_device < 0) { ALOGE("%s: Device %s in %s not found, no ACDB ID set!", __func__, (char *)attr[3], PLATFORM_INFO_XML_PATH); goto done; } if (strcmp(attr[2], "operator") != 0) { ALOGE("%s: 'operator' not found", __func__); goto done; } if (strcmp(attr[4], "mixer_path") != 0) { ALOGE("%s: 'mixer_path' not found", __func__); goto done; } if (strcmp(attr[6], "acdb_id") != 0) { ALOGE("%s: 'acdb_id' not found", __func__); goto done; } platform_add_operator_specific_device(snd_device, (char *)attr[3], (char *)attr[5], atoi((char *)attr[7])); done: return; } static void process_external_dev(const XML_Char **attr) { snd_device_t snd_device = SND_DEVICE_NONE; if (strcmp(attr[0], "name") != 0) { ALOGE("%s: 'name' not found", __func__); goto done; } snd_device = platform_get_snd_device_index((char *)attr[1]); if (snd_device < 0) { ALOGE("%s: Device %s in %s not found, no ACDB ID set!", __func__, (char *)attr[3], PLATFORM_INFO_XML_PATH); goto done; } if (strcmp(attr[2], "usbid") != 0) { ALOGE("%s: 'usbid' not found", __func__); goto done; } if (strcmp(attr[4], "acdb_id") != 0) { ALOGE("%s: 'acdb_id' not found", __func__); goto done; } platform_add_external_specific_device(snd_device, (char *)attr[3], atoi((char *)attr[5])); done: return; } static void process_audio_effect(const XML_Char **attr, effect_type_t effect_type) { int index; struct audio_effect_config effect_config; if (strcmp(attr[0], "name") != 0) { ALOGE("%s: 'name' not found, no MODULE ID set!", __func__); goto done; } index = platform_get_snd_device_index((char *)attr[1]); if (index < 0) { ALOGE("%s: Device %s in platform info xml not found, no MODULE ID set!", __func__, attr[1]); goto done; } if (strcmp(attr[2], "module_id") != 0) { ALOGE("%s: Device %s in platform info xml has no module_id, no MODULE ID set!", __func__, attr[2]); goto done; } if (strcmp(attr[4], "instance_id") != 0) { ALOGE("%s: Device %s in platform info xml has no instance_id, no INSTANCE ID set!", __func__, attr[4]); goto done; } if (strcmp(attr[6], "param_id") != 0) { ALOGE("%s: Device %s in platform info xml has no param_id, no PARAM ID set!", __func__, attr[6]); goto done; } if (strcmp(attr[8], "param_value") != 0) { ALOGE("%s: Device %s in platform info xml has no param_value, no PARAM VALUE set!", __func__, attr[8]); goto done; } effect_config = (struct audio_effect_config){strtol((char *)attr[3], NULL, 0), strtol((char *)attr[5], NULL, 0), strtol((char *)attr[7], NULL, 0), strtol((char *)attr[9], NULL, 0)}; if (platform_set_effect_config_data(index, effect_config, effect_type) < 0) { ALOGE("%s: Effect = %d Device %s, MODULE/INSTANCE/PARAM ID %lu %lu %lu %lu was not set!", __func__, effect_type, attr[1], strtol((char *)attr[3], NULL, 0), strtol((char *)attr[5], NULL, 0), strtol((char *)attr[7], NULL, 0), strtol((char *)attr[9], NULL, 0)); goto done; } done: return; } static void process_effect_aec(const XML_Char **attr) { process_audio_effect(attr, EFFECT_AEC); return; } static void process_effect_ns(const XML_Char **attr) { process_audio_effect(attr, EFFECT_NS); return; } static void process_bit_width(const XML_Char **attr) { int index; if (strcmp(attr[0], "name") != 0) { ALOGE("%s: 'name' not found, no ACDB ID set!", __func__); goto done; } index = platform_get_snd_device_index((char *)attr[1]); if (index < 0) { ALOGE("%s: Device %s in platform info xml not found, no ACDB ID set!", __func__, attr[1]); goto done; } if (strcmp(attr[2], "bit_width") != 0) { ALOGE("%s: Device %s in platform info xml has no bit_width, no ACDB ID set!", __func__, attr[1]); goto done; } if (platform_set_snd_device_bit_width(index, atoi((char *)attr[3])) < 0) { ALOGE("%s: Device %s, ACDB ID %d was not set!", __func__, attr[1], atoi((char *)attr[3])); goto done; } done: return; } static void process_interface_name(const XML_Char **attr) { int ret; if (strcmp(attr[0], "name") != 0) { ALOGE("%s: 'name' not found, no Audio Interface set!", __func__); goto done; } if (strcmp(attr[2], "interface") != 0) { ALOGE("%s: Device %s has no Audio Interface set!", __func__, attr[1]); goto done; } if (strcmp(attr[4], "codec_type") != 0) { ALOGE("%s: Device %s has no codec type set!", __func__, attr[1]); goto done; } ret = platform_set_audio_device_interface((char *)attr[1], (char *)attr[3], (char *)attr[5]); if (ret < 0) { ALOGE("%s: Audio Interface not set!", __func__); goto done; } done: return; } static void process_config_params(const XML_Char **attr) { if (strcmp(attr[0], "key") != 0) { ALOGE("%s: 'key' not found", __func__); goto done; } if (strcmp(attr[2], "value") != 0) { ALOGE("%s: 'value' not found", __func__); goto done; } str_parms_add_str(my_data.kvpairs, (char*)attr[1], (char*)attr[3]); if (my_data.caller == PLATFORM) platform_set_parameters(my_data.platform, my_data.kvpairs); done: return; } static void process_app_type(const XML_Char **attr) { if (strcmp(attr[0], "uc_type")) { ALOGE("%s: uc_type not found", __func__); goto done; } if (strcmp(attr[2], "mode")) { ALOGE("%s: mode not found", __func__); goto done; } if (strcmp(attr[4], "bit_width")) { ALOGE("%s: bit_width not found", __func__); goto done; } if (strcmp(attr[6], "id")) { ALOGE("%s: id not found", __func__); goto done; } if (strcmp(attr[8], "max_rate")) { ALOGE("%s: max rate not found", __func__); goto done; } platform_add_app_type(attr[1], attr[3], atoi(attr[5]), atoi(attr[7]), atoi(attr[9])); done: return; } static void process_microphone_characteristic(const XML_Char **attr) { struct audio_microphone_characteristic_t microphone; uint32_t curIdx = 0; if (strcmp(attr[curIdx++], "valid_mask")) { ALOGE("%s: valid_mask not found", __func__); goto done; } uint32_t valid_mask = atoi(attr[curIdx++]); if (strcmp(attr[curIdx++], "device_id")) { ALOGE("%s: device_id not found", __func__); goto done; } if (strlen(attr[curIdx]) > AUDIO_MICROPHONE_ID_MAX_LEN) { ALOGE("%s: device_id %s is too long", __func__, attr[curIdx]); goto done; } strlcpy(microphone.device_id, attr[curIdx++], sizeof(microphone.device_id)); if (strcmp(attr[curIdx++], "type")) { ALOGE("%s: device not found", __func__); goto done; } if (!find_enum_by_string(device_in_types, (char*)attr[curIdx++], ARRAY_SIZE(device_in_types), µphone.device)) { ALOGE("%s: type %s in %s not found!", __func__, attr[--curIdx], PLATFORM_INFO_XML_PATH); goto done; } if (strcmp(attr[curIdx++], "address")) { ALOGE("%s: address not found", __func__); goto done; } if (strlen(attr[curIdx]) > AUDIO_DEVICE_MAX_ADDRESS_LEN) { ALOGE("%s, address %s is too long", __func__, attr[curIdx]); goto done; } strlcpy(microphone.address, attr[curIdx++], sizeof(microphone.address)); if (strlen(microphone.address) == 0) { // If the address is empty, populate the address according to device type. if (microphone.device == AUDIO_DEVICE_IN_BUILTIN_MIC) { strlcpy(microphone.address, AUDIO_BOTTOM_MICROPHONE_ADDRESS, sizeof(microphone.address)); } else if (microphone.device == AUDIO_DEVICE_IN_BACK_MIC) { strlcpy(microphone.address, AUDIO_BACK_MICROPHONE_ADDRESS, sizeof(microphone.address)); } } if (strcmp(attr[curIdx++], "location")) { ALOGE("%s: location not found", __func__); goto done; } if (!find_enum_by_string(mic_locations, (char*)attr[curIdx++], AUDIO_MICROPHONE_LOCATION_CNT, µphone.location)) { ALOGE("%s: location %s in %s not found!", __func__, attr[--curIdx], PLATFORM_INFO_XML_PATH); goto done; } if (strcmp(attr[curIdx++], "group")) { ALOGE("%s: group not found", __func__); goto done; } microphone.group = atoi(attr[curIdx++]); if (strcmp(attr[curIdx++], "index_in_the_group")) { ALOGE("%s: index_in_the_group not found", __func__); goto done; } microphone.index_in_the_group = atoi(attr[curIdx++]); if (strcmp(attr[curIdx++], "directionality")) { ALOGE("%s: directionality not found", __func__); goto done; } if (!find_enum_by_string(mic_directionalities, (char*)attr[curIdx++], AUDIO_MICROPHONE_DIRECTIONALITY_CNT, µphone.directionality)) { ALOGE("%s: directionality %s in %s not found!", __func__, attr[--curIdx], PLATFORM_INFO_XML_PATH); goto done; } if (strcmp(attr[curIdx++], "num_frequency_responses")) { ALOGE("%s: num_frequency_responses not found", __func__); goto done; } microphone.num_frequency_responses = atoi(attr[curIdx++]); if (microphone.num_frequency_responses > AUDIO_MICROPHONE_MAX_FREQUENCY_RESPONSES) { ALOGE("%s: num_frequency_responses is too large", __func__); goto done; } if (microphone.num_frequency_responses > 0) { if (strcmp(attr[curIdx++], "frequencies")) { ALOGE("%s: frequencies not found", __func__); goto done; } char *context = NULL; char *token = strtok_r((char *)attr[curIdx++], " ", &context); uint32_t num_frequencies = 0; while (token) { microphone.frequency_responses[0][num_frequencies++] = atof(token); if (num_frequencies >= AUDIO_MICROPHONE_MAX_FREQUENCY_RESPONSES) { break; } token = strtok_r(NULL, " ", &context); } if (strcmp(attr[curIdx++], "responses")) { ALOGE("%s: responses not found", __func__); goto done; } token = strtok_r((char *)attr[curIdx++], " ", &context); uint32_t num_responses = 0; while (token) { microphone.frequency_responses[1][num_responses++] = atof(token); if (num_responses >= AUDIO_MICROPHONE_MAX_FREQUENCY_RESPONSES) { break; } token = strtok_r(NULL, " ", &context); } if (num_frequencies != num_responses || num_frequencies != microphone.num_frequency_responses) { ALOGE("%s: num of frequency and response not match: %u, %u, %u", __func__, num_frequencies, num_responses, microphone.num_frequency_responses); goto done; } } if (valid_mask & AUDIO_MICROPHONE_CHARACTERISTIC_SENSITIVITY) { if (strcmp(attr[curIdx++], "sensitivity")) { ALOGE("%s: sensitivity not found", __func__); goto done; } microphone.sensitivity = atof(attr[curIdx++]); } else { microphone.sensitivity = AUDIO_MICROPHONE_SENSITIVITY_UNKNOWN; } if (valid_mask & AUDIO_MICROPHONE_CHARACTERISTIC_MAX_SPL) { if (strcmp(attr[curIdx++], "max_spl")) { ALOGE("%s: max_spl not found", __func__); goto done; } microphone.max_spl = atof(attr[curIdx++]); } else { microphone.max_spl = AUDIO_MICROPHONE_SPL_UNKNOWN; } if (valid_mask & AUDIO_MICROPHONE_CHARACTERISTIC_MIN_SPL) { if (strcmp(attr[curIdx++], "min_spl")) { ALOGE("%s: min_spl not found", __func__); goto done; } microphone.min_spl = atof(attr[curIdx++]); } else { microphone.min_spl = AUDIO_MICROPHONE_SPL_UNKNOWN; } if (valid_mask & AUDIO_MICROPHONE_CHARACTERISTIC_ORIENTATION) { if (strcmp(attr[curIdx++], "orientation")) { ALOGE("%s: orientation not found", __func__); goto done; } char *context = NULL; char *token = strtok_r((char *)attr[curIdx++], " ", &context); float orientation[3]; uint32_t idx = 0; while (token) { orientation[idx++] = atof(token); if (idx >= 3) { break; } token = strtok_r(NULL, " ", &context); } if (idx != 3) { ALOGE("%s: orientation invalid", __func__); goto done; } microphone.orientation.x = orientation[0]; microphone.orientation.y = orientation[1]; microphone.orientation.z = orientation[2]; } else { microphone.orientation.x = 0.0f; microphone.orientation.y = 0.0f; microphone.orientation.z = 0.0f; } if (valid_mask & AUDIO_MICROPHONE_CHARACTERISTIC_GEOMETRIC_LOCATION) { if (strcmp(attr[curIdx++], "geometric_location")) { ALOGE("%s: geometric_location not found", __func__); goto done; } char *context = NULL; char *token = strtok_r((char *)attr[curIdx++], " ", &context); float geometric_location[3]; uint32_t idx = 0; while (token) { geometric_location[idx++] = atof(token); if (idx >= 3) { break; } token = strtok_r(NULL, " ", &context); } if (idx != 3) { ALOGE("%s: geometric_location invalid", __func__); goto done; } microphone.geometric_location.x = geometric_location[0]; microphone.geometric_location.y = geometric_location[1]; microphone.geometric_location.z = geometric_location[2]; } else { microphone.geometric_location.x = AUDIO_MICROPHONE_COORDINATE_UNKNOWN; microphone.geometric_location.y = AUDIO_MICROPHONE_COORDINATE_UNKNOWN; microphone.geometric_location.z = AUDIO_MICROPHONE_COORDINATE_UNKNOWN; } platform_set_microphone_characteristic(my_data.platform, microphone); done: return; } static void process_snd_dev(const XML_Char **attr) { uint32_t curIdx = 0; in_snd_device = SND_DEVICE_NONE; if (strcmp(attr[curIdx++], "in_snd_device")) { ALOGE("%s: snd_device not found", __func__); return; } in_snd_device = platform_get_snd_device_index((char *)attr[curIdx++]); if (in_snd_device < SND_DEVICE_IN_BEGIN || in_snd_device >= SND_DEVICE_IN_END) { ALOGE("%s: Sound device not valid", __func__); in_snd_device = SND_DEVICE_NONE; } return; } static void process_mic_info(const XML_Char **attr) { uint32_t curIdx = 0; struct mic_info microphone; memset(µphone.channel_mapping, AUDIO_MICROPHONE_CHANNEL_MAPPING_UNUSED, sizeof(microphone.channel_mapping)); if (strcmp(attr[curIdx++], "mic_device_id")) { ALOGE("%s: mic_device_id not found", __func__); goto on_error; } strlcpy(microphone.device_id, (char *)attr[curIdx++], AUDIO_MICROPHONE_ID_MAX_LEN); if (strcmp(attr[curIdx++], "channel_mapping")) { ALOGE("%s: channel_mapping not found", __func__); goto on_error; } char *context = NULL; const char *token = strtok_r((char *)attr[curIdx++], " ", &context); uint32_t idx = 0; while (token) { if (!find_enum_by_string(mic_channel_mapping, token, AUDIO_MICROPHONE_CHANNEL_MAPPING_CNT, µphone.channel_mapping[idx++])) { ALOGE("%s: channel_mapping %s in %s not found!", __func__, attr[--curIdx], PLATFORM_INFO_XML_PATH); goto on_error; } token = strtok_r(NULL, " ", &context); } microphone.channel_count = idx; platform_set_microphone_map(my_data.platform, in_snd_device, µphone); return; on_error: in_snd_device = SND_DEVICE_NONE; return; } /* process acdb meta info key value */ static void process_acdb_metainfo_key(const XML_Char **attr) { if (strcmp(attr[0], "name") != 0) { ALOGE("%s: 'name' not found", __func__); goto done; } if (strcmp(attr[2], "value") != 0) { ALOGE("%s: 'value' not found", __func__); goto done; } int key = atoi((char *)attr[3]); switch(my_data.caller) { case ACDB_EXTN: if(acdb_set_metainfo_key(my_data.platform, (char*)attr[1], key) < 0) { ALOGE("%s: key %d was not set!", __func__, key); goto done; } break; case PLATFORM: if(platform_set_acdb_metainfo_key(my_data.platform, (char*)attr[1], key) < 0) { ALOGE("%s: key %d was not set!", __func__, key); goto done; } break; default: ALOGE("%s: unknown caller!", __func__); } done: return; } static void process_custom_mtmx_param_in_ch_info(const XML_Char **attr) { uint32_t attr_idx = 0; int32_t in_ch_idx = -1; struct audio_custom_mtmx_in_params *mtmx_in_params = NULL; mtmx_in_params = platform_get_custom_mtmx_in_params((void *)my_data.platform, &mtmx_in_params_info); if (mtmx_in_params == NULL) { ALOGE("%s: mtmx in params with given param info, not found", __func__); return; } if (strcmp(attr[attr_idx++], "in_channel_index") != 0) { ALOGE("%s: 'in_channel_index' not found", __func__); return; } in_ch_idx = atoi((char *)attr[attr_idx++]); if (in_ch_idx < 0 || in_ch_idx >= MAX_IN_CHANNELS) { ALOGE("%s: invalid input channel index(%d)", __func__, in_ch_idx); return; } if (strcmp(attr[attr_idx++], "channel_count") != 0) { ALOGE("%s: 'channel_count' not found", __func__); return; } mtmx_in_params->in_ch_info[in_ch_idx].ch_count = atoi((char *)attr[attr_idx++]); if (strcmp(attr[attr_idx++], "device") != 0) { ALOGE("%s: 'device' not found", __func__); return; } strlcpy(mtmx_in_params->in_ch_info[in_ch_idx].device, attr[attr_idx++], sizeof(mtmx_in_params->in_ch_info[in_ch_idx].device)); if (strcmp(attr[attr_idx++], "interface") != 0) { ALOGE("%s: 'interface' not found", __func__); return; } strlcpy(mtmx_in_params->in_ch_info[in_ch_idx].hw_interface, attr[attr_idx++], sizeof(mtmx_in_params->in_ch_info[in_ch_idx].hw_interface)); if (!strncmp(mtmx_in_params->in_ch_info[in_ch_idx].device, ENUM_TO_STRING(AUDIO_DEVICE_IN_BUILTIN_MIC), sizeof(mtmx_in_params->in_ch_info[in_ch_idx].device))) mtmx_in_params->mic_ch = mtmx_in_params->in_ch_info[in_ch_idx].ch_count; else if (!strncmp(mtmx_in_params->in_ch_info[in_ch_idx].device, ENUM_TO_STRING(AUDIO_DEVICE_IN_LOOPBACK), sizeof(mtmx_in_params->in_ch_info[in_ch_idx].device))) mtmx_in_params->ec_ref_ch = mtmx_in_params->in_ch_info[in_ch_idx].ch_count; mtmx_in_params->ip_channels += mtmx_in_params->in_ch_info[in_ch_idx].ch_count; } static void process_custom_mtmx_in_params(const XML_Char **attr) { int attr_idx = 0, i = 0; char *context = NULL, *value = NULL; if (strcmp(attr[attr_idx++], "usecase") != 0) { ALOGE("%s: 'usecase' not found", __func__); return; } /* Check if multi usecases are supported for this custom mtrx params */ value = strtok_r((char *)attr[attr_idx++], ",", &context); while (value && (i < CUSTOM_MTRX_PARAMS_MAX_USECASE)) { mtmx_in_params_info.usecase_id[i++] = platform_get_usecase_index(value); value = strtok_r(NULL, ",", &context); } if (strcmp(attr[attr_idx++], "out_channel_count") != 0) { ALOGE("%s: 'out_channel_count' not found", __func__); return; } mtmx_in_params_info.op_channels = atoi((char *)attr[attr_idx++]); platform_add_custom_mtmx_in_params((void *)my_data.platform, &mtmx_in_params_info); } static void process_custom_mtmx_param_coeffs(const XML_Char **attr) { uint32_t attr_idx = 0, out_ch_idx = -1, ch_coeff_count = 0; uint32_t ip_channels = 0, op_channels = 0, idx = 0; char *context = NULL, *ch_coeff_value = NULL; struct audio_custom_mtmx_params *mtmx_params = NULL; if (strcmp(attr[attr_idx++], "out_channel_index") != 0) { ALOGE("%s: 'out_channel_index' not found", __func__); return; } out_ch_idx = atoi((char *)attr[attr_idx++]); if (out_ch_idx < 0 || out_ch_idx >= mtmx_params_info.op_channels) { ALOGE("%s: invalid out channel index(%d)", __func__, out_ch_idx); return; } if (strcmp(attr[attr_idx++], "values") != 0) { ALOGE("%s: 'values' not found", __func__); return; } mtmx_params = platform_get_custom_mtmx_params((void *)my_data.platform, &mtmx_params_info, &idx); if (mtmx_params == NULL) { ALOGE("%s: mtmx params with given param info, not found", __func__); return; } ch_coeff_value = strtok_r((char *)attr[attr_idx++], " ", &context); ip_channels = mtmx_params->info.ip_channels; op_channels = mtmx_params->info.op_channels; while(ch_coeff_value && ch_coeff_count < ip_channels) { mtmx_params->coeffs[ip_channels * out_ch_idx + ch_coeff_count++] = atoi(ch_coeff_value); ch_coeff_value = strtok_r(NULL, " ", &context); } if (ch_coeff_count != mtmx_params->info.ip_channels || ch_coeff_value != NULL) ALOGE("%s: invalid/malformed coefficient values", __func__); } static void process_custom_mtmx_params(const XML_Char **attr) { int attr_idx = 0, i = 0; char *context = NULL, *value = NULL; memset(&mtmx_params_info, 0, sizeof(mtmx_params_info)); if (strcmp(attr[attr_idx++], "param_id") != 0) { ALOGE("%s: 'param_id' not found", __func__); return; } mtmx_params_info.id = atoi((char *)attr[attr_idx++]); if (strcmp(attr[attr_idx++], "in_channel_count") != 0) { ALOGE("%s: 'in_channel_count' not found", __func__); return; } mtmx_params_info.ip_channels = atoi((char *)attr[attr_idx++]); if (strcmp(attr[attr_idx++], "out_channel_count") != 0) { ALOGE("%s: 'out_channel_count' not found", __func__); return; } mtmx_params_info.op_channels = atoi((char *)attr[attr_idx++]); if (strcmp(attr[attr_idx++], "usecase") != 0) { ALOGE("%s: 'usecase' not found", __func__); return; } /* check if multi usecases are supported for this custom mtrx params */ value = strtok_r((char *)attr[attr_idx++], ",", &context); while (value && (i < CUSTOM_MTRX_PARAMS_MAX_USECASE)) { mtmx_params_info.usecase_id[i++] = platform_get_usecase_index(value); value = strtok_r(NULL, ",", &context); } if (strcmp(attr[attr_idx++], "snd_device") != 0) { ALOGE("%s: 'snd_device' not found", __func__); return; } mtmx_params_info.snd_device = platform_get_snd_device_index((char *)attr[attr_idx++]); if ((attr[attr_idx] != NULL) && (strcmp(attr[attr_idx++], "fe_id") == 0)) { i = 0; value = strtok_r((char *)attr[attr_idx++], ",", &context); while (value && (i < CUSTOM_MTRX_PARAMS_MAX_USECASE)) { mtmx_params_info.fe_id[i++] = atoi(value); value = strtok_r(NULL, ",", &context); } attr_idx++; } platform_add_custom_mtmx_params((void *)my_data.platform, &mtmx_params_info); } static void start_tag(void *userdata __unused, const XML_Char *tag_name, const XML_Char **attr) { if (my_data.caller == ACDB_EXTN) { if(strcmp(tag_name, "acdb_metainfo_key") == 0) { section = ACDB_METAINFO_KEY; } else if (strcmp(tag_name, "param") == 0) { if ((section != CONFIG_PARAMS) && (section != ACDB_METAINFO_KEY)) { ALOGE("param tag only supported with CONFIG_PARAMS section"); return; } section_process_fn fn = section_table[section]; fn(attr); } } else if(my_data.caller == PLATFORM) { if (strcmp(tag_name, "bit_width_configs") == 0) { section = BITWIDTH; } else if (strcmp(tag_name, "acdb_ids") == 0) { section = ACDB; } else if (strcmp(tag_name, "module_ids") == 0) { section = MODULE; } else if (strcmp(tag_name, "pcm_ids") == 0) { section = PCM_ID; } else if (strcmp(tag_name, "backend_names") == 0) { section = BACKEND_NAME; } else if (strcmp(tag_name, "config_params") == 0) { section = CONFIG_PARAMS; } else if (strcmp(tag_name, "operator_specific") == 0) { section = OPERATOR_SPECIFIC; } else if (strcmp(tag_name, "interface_names") == 0) { section = INTERFACE_NAME; } else if (strcmp(tag_name, "gain_db_to_level_mapping") == 0) { section = GAIN_LEVEL_MAPPING; } else if (strcmp(tag_name, "app_types") == 0) { section = APP_TYPE; } else if(strcmp(tag_name, "acdb_metainfo_key") == 0) { section = ACDB_METAINFO_KEY; } else if (strcmp(tag_name, "microphone_characteristics") == 0) { section = MICROPHONE_CHARACTERISTIC; } else if (strcmp(tag_name, "snd_devices") == 0) { section = SND_DEVICES; } else if (strcmp(tag_name, "device") == 0) { if ((section != ACDB) && (section != AEC) && (section != NS) && (section != BACKEND_NAME) && (section != BITWIDTH) && (section != INTERFACE_NAME) && (section != OPERATOR_SPECIFIC)) { ALOGE("device tag only supported for acdb/backend names/bitwitdh/interface names"); return; } /* call into process function for the current section */ section_process_fn fn = section_table[section]; fn(attr); } else if (strcmp(tag_name, "gain_level_map") == 0) { if (section != GAIN_LEVEL_MAPPING) { ALOGE("usecase tag only supported with GAIN_LEVEL_MAPPING section"); return; } section_process_fn fn = section_table[GAIN_LEVEL_MAPPING]; fn(attr); } else if (strcmp(tag_name, "usecase") == 0) { if (section != PCM_ID) { ALOGE("usecase tag only supported with PCM_ID section"); return; } section_process_fn fn = section_table[PCM_ID]; fn(attr); } else if (strcmp(tag_name, "param") == 0) { if ((section != CONFIG_PARAMS) && (section != ACDB_METAINFO_KEY)) { ALOGE("param tag only supported with CONFIG_PARAMS section"); return; } section_process_fn fn = section_table[section]; fn(attr); } else if (strcmp(tag_name, "aec") == 0) { if (section != MODULE) { ALOGE("aec tag only supported with MODULE section"); return; } section = AEC; } else if (strcmp(tag_name, "ns") == 0) { if (section != MODULE) { ALOGE("ns tag only supported with MODULE section"); return; } section = NS; } else if (strcmp(tag_name, "gain_level_map") == 0) { if (section != GAIN_LEVEL_MAPPING) { ALOGE("gain_level_map tag only supported with GAIN_LEVEL_MAPPING section"); return; } section_process_fn fn = section_table[GAIN_LEVEL_MAPPING]; fn(attr); } else if (!strcmp(tag_name, "app")) { if (section != APP_TYPE) { ALOGE("app tag only valid in section APP_TYPE"); return; } section_process_fn fn = section_table[APP_TYPE]; fn(attr); } else if (strcmp(tag_name, "microphone") == 0) { if (section != MICROPHONE_CHARACTERISTIC) { ALOGE("microphone tag only supported with MICROPHONE_CHARACTERISTIC section"); return; } section_process_fn fn = section_table[MICROPHONE_CHARACTERISTIC]; fn(attr); } else if (strcmp(tag_name, "input_snd_device") == 0) { if (section != SND_DEVICES) { ALOGE("input_snd_device tag only supported with SND_DEVICES section"); return; } section = INPUT_SND_DEVICE; } else if (strcmp(tag_name, "input_snd_device_mic_mapping") == 0) { if (section != INPUT_SND_DEVICE) { ALOGE("input_snd_device_mic_mapping tag only supported with INPUT_SND_DEVICE section"); return; } section = INPUT_SND_DEVICE_TO_MIC_MAPPING; } else if (strcmp(tag_name, "snd_dev") == 0) { if (section != INPUT_SND_DEVICE_TO_MIC_MAPPING) { ALOGE("snd_dev tag only supported with INPUT_SND_DEVICE_TO_MIC_MAPPING section"); return; } section_process_fn fn = section_table[SND_DEV]; fn(attr); } else if (strcmp(tag_name, "mic_info") == 0) { if (section != INPUT_SND_DEVICE_TO_MIC_MAPPING) { ALOGE("mic_info tag only supported with INPUT_SND_DEVICE_TO_MIC_MAPPING section"); return; } if (in_snd_device == SND_DEVICE_NONE) { ALOGE("%s: Error in previous tags, do not process mic info", __func__); return; } section_process_fn fn = section_table[MIC_INFO]; fn(attr); } else if (strcmp(tag_name, "custom_mtmx_params") == 0) { if (section != ROOT) { ALOGE("custom_mtmx_params tag supported only in ROOT section"); return; } section = CUSTOM_MTMX_PARAMS; section_process_fn fn = section_table[section]; fn(attr); } else if (strcmp(tag_name, "custom_mtmx_param_coeffs") == 0) { if (section != CUSTOM_MTMX_PARAMS) { ALOGE("custom_mtmx_param_coeffs tag supported only with CUSTOM_MTMX_PARAMS section"); return; } section = CUSTOM_MTMX_PARAM_COEFFS; section_process_fn fn = section_table[section]; fn(attr); } else if (strcmp(tag_name, "external_specific_dev") == 0) { section = EXTERNAL_DEVICE_SPECIFIC; } else if (strcmp(tag_name, "ext_device") == 0) { section_process_fn fn = section_table[section]; fn(attr); } else if (strcmp(tag_name, "custom_mtmx_in_params") == 0) { if (section != ROOT) { ALOGE("custom_mtmx_in_params tag supported only in ROOT section"); return; } section = CUSTOM_MTMX_IN_PARAMS; section_process_fn fn = section_table[section]; fn(attr); } else if (strcmp(tag_name, "custom_mtmx_param_in_chs") == 0) { if (section != CUSTOM_MTMX_IN_PARAMS) { ALOGE("custom_mtmx_param_in_chs tag supported only with CUSTOM_MTMX_IN_PARAMS section"); return; } section = CUSTOM_MTMX_PARAM_IN_CH_INFO; section_process_fn fn = section_table[section]; fn(attr); } } else { if(strcmp(tag_name, "config_params") == 0) { section = CONFIG_PARAMS; } else if (strcmp(tag_name, "param") == 0) { if (section != CONFIG_PARAMS) { ALOGE("param tag only supported with CONFIG_PARAMS section"); return; } section_process_fn fn = section_table[section]; fn(attr); } } return; } static void end_tag(void *userdata __unused, const XML_Char *tag_name) { if (strcmp(tag_name, "bit_width_configs") == 0) { section = ROOT; } else if (strcmp(tag_name, "acdb_ids") == 0) { section = ROOT; } else if (strcmp(tag_name, "module_ids") == 0) { section = ROOT; } else if (strcmp(tag_name, "aec") == 0) { section = MODULE; } else if (strcmp(tag_name, "ns") == 0) { section = MODULE; } else if (strcmp(tag_name, "pcm_ids") == 0) { section = ROOT; } else if (strcmp(tag_name, "backend_names") == 0) { section = ROOT; } else if (strcmp(tag_name, "config_params") == 0) { section = ROOT; } else if (strcmp(tag_name, "operator_specific") == 0) { section = ROOT; } else if (strcmp(tag_name, "interface_names") == 0) { section = ROOT; } else if (strcmp(tag_name, "gain_db_to_level_mapping") == 0) { section = ROOT; } else if (strcmp(tag_name, "app_types") == 0) { section = ROOT; } else if (strcmp(tag_name, "acdb_metainfo_key") == 0) { section = ROOT; } else if (strcmp(tag_name, "microphone_characteristics") == 0) { section = ROOT; } else if (strcmp(tag_name, "snd_devices") == 0) { section = ROOT; } else if (strcmp(tag_name, "external_specific_dev") == 0) { section = ROOT; } else if (strcmp(tag_name, "input_snd_device") == 0) { section = SND_DEVICES; } else if (strcmp(tag_name, "input_snd_device_mic_mapping") == 0) { section = INPUT_SND_DEVICE; } else if (strcmp(tag_name, "custom_mtmx_params") == 0) { section = ROOT; } else if (strcmp(tag_name, "custom_mtmx_param_coeffs") == 0) { section = CUSTOM_MTMX_PARAMS; } else if (strcmp(tag_name, "custom_mtmx_in_params") == 0) { section = ROOT; } else if (strcmp(tag_name, "custom_mtmx_param_in_chs") == 0) { section = CUSTOM_MTMX_IN_PARAMS; } } int platform_info_init(const char *filename, void *platform, caller_t caller_type) { XML_Parser parser; FILE *file; int ret = 0; int bytes_read; void *buf; char platform_info_file_name[MIXER_PATH_MAX_LENGTH]= {0}; pthread_mutex_lock(&parser_lock); if (filename == NULL) strlcpy(platform_info_file_name, PLATFORM_INFO_XML_PATH, MIXER_PATH_MAX_LENGTH); else strlcpy(platform_info_file_name, filename, MIXER_PATH_MAX_LENGTH); ALOGV("%s: platform info file name is %s", __func__, platform_info_file_name); file = fopen(platform_info_file_name, "r"); section = ROOT; if (!file) { ALOGD("%s: Failed to open %s, using defaults.", __func__, platform_info_file_name); ret = -ENODEV; goto done; } parser = XML_ParserCreate(NULL); if (!parser) { ALOGE("%s: Failed to create XML parser!", __func__); ret = -ENODEV; goto err_close_file; } my_data.caller = caller_type; my_data.platform = platform; my_data.kvpairs = str_parms_create(); XML_SetElementHandler(parser, start_tag, end_tag); while (1) { buf = XML_GetBuffer(parser, BUF_SIZE); if (buf == NULL) { ALOGE("%s: XML_GetBuffer failed", __func__); ret = -ENOMEM; goto err_free_parser; } bytes_read = fread(buf, 1, BUF_SIZE, file); if (bytes_read < 0) { ALOGE("%s: fread failed, bytes read = %d", __func__, bytes_read); ret = bytes_read; goto err_free_parser; } if (XML_ParseBuffer(parser, bytes_read, bytes_read == 0) == XML_STATUS_ERROR) { ALOGE("%s: XML_ParseBuffer failed, for %s", __func__, platform_info_file_name); ret = -EINVAL; goto err_free_parser; } if (bytes_read == 0) break; } err_free_parser: XML_ParserFree(parser); err_close_file: fclose(file); done: pthread_mutex_unlock(&parser_lock); return ret; }