diff options
Diffstat (limited to 'tinyalsa_audio/audio_hw.c')
| -rw-r--r-- | tinyalsa_audio/audio_hw.c | 516 |
1 files changed, 0 insertions, 516 deletions
diff --git a/tinyalsa_audio/audio_hw.c b/tinyalsa_audio/audio_hw.c deleted file mode 100644 index bb219e1..0000000 --- a/tinyalsa_audio/audio_hw.c +++ /dev/null @@ -1,516 +0,0 @@ -/* - * Copyright (C) 2012 Paul Kocialkowski <contact@paulk.fr> - * - * This is based on Galaxy Nexus audio.primary.tuna implementation: - * Copyright 2011, The Android Open-Source Project - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - */ - -#define LOG_TAG "TinyALSA-Audio Hardware" - -#include <stdlib.h> -#include <errno.h> -#include <pthread.h> -#include <stdint.h> -#include <sys/time.h> - -#include <cutils/str_parms.h> -#include <cutils/log.h> - -#ifdef YAMAHA_MC1N2_AUDIO -#include <yamaha-mc1n2-audio.h> -#endif - -#include "audio_hw.h" -#include "mixer.h" - -/* - * Functions - */ - -static int audio_hw_init_check(const struct audio_hw_device *dev) -{ - struct tinyalsa_audio_device *device; - - ALOGD("%s(%p)", __func__, dev); - - if(dev == NULL) - return -1; - - device = (struct tinyalsa_audio_device *) dev; - - if(device->mixer == NULL) - return -1; - - return 0; -} - -static int audio_hw_set_voice_volume(struct audio_hw_device *dev, float volume) -{ - struct tinyalsa_audio_device *device; - audio_devices_t device_modem; - - ALOGD("%s(%p, %f)++", __func__, dev, volume); - - if(dev == NULL) - return -1; - - device = (struct tinyalsa_audio_device *) dev; - - if(device->mixer == NULL) - return -1; - - if(volume != device->voice_volume) { - pthread_mutex_lock(&device->lock); - - if(device->mode == AUDIO_MODE_IN_CALL) { - if(device->ril_interface != NULL) - device_modem = device->ril_interface->device_current; - else if(device->stream_out != NULL) - device_modem = device->stream_out->device_current; - else - device_modem = AUDIO_DEVICE_OUT_EARPIECE; - - tinyalsa_mixer_set_voice_volume(device->mixer, - device_modem, volume); - - if(device->ril_interface != NULL) - audio_ril_interface_set_voice_volume(device->ril_interface, device_modem, volume); - } - - device->voice_volume = volume; - - pthread_mutex_unlock(&device->lock); - } - - ALOGD("%s(%p, %f)--", __func__, dev, volume); - - return 0; -} - -static int audio_hw_set_master_volume(struct audio_hw_device *dev, float volume) -{ - struct tinyalsa_audio_device *device; - - ALOGD("%s(%p, %f)++", __func__, dev, volume); - - if(dev == NULL) - return -1; - - device = (struct tinyalsa_audio_device *) dev; - - if(device->mixer == NULL) - return -1; - - pthread_mutex_lock(&device->lock); - tinyalsa_mixer_set_master_volume(device->mixer, volume); - pthread_mutex_unlock(&device->lock); - - ALOGD("%s(%p, %f)--", __func__, dev, volume); - - return 0; -} - -static int audio_hw_set_mode(struct audio_hw_device *dev, int mode) -{ - struct tinyalsa_audio_ril_interface *ril_interface; - struct tinyalsa_audio_device *device; - audio_devices_t device_modem; - int rc; - - ALOGD("%s(%p, %d)++", __func__, dev, mode); - - if(dev == NULL) - return -1; - - device = (struct tinyalsa_audio_device *) dev; - - if(mode != device->mode) { - pthread_mutex_lock(&device->lock); - - if(mode == AUDIO_MODE_IN_CALL) { - tinyalsa_mixer_set_modem_state(device->mixer, 1); - - if(device->stream_out != NULL) - device_modem = device->stream_out->device_current; - else - device_modem = AUDIO_DEVICE_OUT_EARPIECE; - - tinyalsa_mixer_set_device(device->mixer, device_modem); - -#ifdef YAMAHA_MC1N2_AUDIO - rc = yamaha_mc1n2_audio_modem_start(device->mc1n2_pdata); - if(rc < 0) { - ALOGE("Failed to set Yamaha-MC1N2-Audio route"); - } -#endif - - rc = audio_ril_interface_open((struct audio_hw_device *) device, device_modem, &ril_interface); - if(rc < 0 || ril_interface == NULL) { - ALOGE("Failed to open RIL interface"); - device->ril_interface = NULL; - } else { - device->ril_interface = ril_interface; - - //Only enable dualmic for earpiece. - if(device_modem == AUDIO_DEVICE_OUT_EARPIECE) - audio_ril_interface_set_twomic(ril_interface,TWO_MIC_SOLUTION_ON); - - if(device->voice_volume) - audio_ril_interface_set_voice_volume(ril_interface, device_modem, device->voice_volume); - } - } else if(device->mode == AUDIO_MODE_IN_CALL) { - tinyalsa_mixer_set_modem_state(device->mixer, 0); - - /* - * Should be safe to ALWAYS disable it on exit - * But we should instrument secril-client to be sure - * when this is/isn't controlled - FIXME - */ - if(device->ril_interface != NULL) { - audio_ril_interface_set_twomic(device->ril_interface,TWO_MIC_SOLUTION_OFF); - } - -#ifdef YAMAHA_MC1N2_AUDIO - rc = yamaha_mc1n2_audio_modem_stop(device->mc1n2_pdata); - if(rc < 0) { - ALOGE("Failed to set Yamaha-MC1N2-Audio route"); - } -#endif - - if(device->ril_interface != NULL) { - audio_ril_interface_close((struct audio_hw_device *) device, device->ril_interface); - } - } - - device->mode = mode; - - pthread_mutex_unlock(&device->lock); - } - - ALOGD("%s(%p, %d)--", __func__, dev, mode); - - return 0; -} - -static int audio_hw_set_mic_mute(struct audio_hw_device *dev, bool state) -{ - struct tinyalsa_audio_device *device; - audio_devices_t device_modem; - - ALOGD("%s(%p, %d)++", __func__, dev, state); - - if(dev == NULL) - return -1; - - device = (struct tinyalsa_audio_device *) dev; - - if(device->mixer == NULL) - return -1; - - if(device->mic_mute != state) { - pthread_mutex_lock(&device->lock); - - if(device->mode == AUDIO_MODE_IN_CALL) { - if(device->ril_interface != NULL) - device_modem = device->ril_interface->device_current; - else if(device->stream_out != NULL) - device_modem = device->stream_out->device_current; - else - device_modem = AUDIO_DEVICE_OUT_EARPIECE; - - tinyalsa_mixer_set_mic_mute(device->mixer, - device_modem, state); - - if(device->ril_interface != NULL) - audio_ril_interface_set_mic_mute(device->ril_interface, state); - } else { - if(device->stream_in != NULL) { - tinyalsa_mixer_set_mic_mute(device->mixer, - device->stream_in->device_current, state); - } - } - - device->mic_mute = state; - - pthread_mutex_unlock(&device->lock); - } - - ALOGD("%s(%p, %d)--", __func__, dev, state); - - return 0; -} - -static int audio_hw_get_mic_mute(const struct audio_hw_device *dev, bool *state) -{ - struct tinyalsa_audio_device *device; - - ALOGD("%s(%p, %p)", __func__, dev, state); - - if(dev == NULL) - return -1; - - device = (struct tinyalsa_audio_device *) dev; - - *state = device->mic_mute; - - return 0; -} - -static int audio_hw_set_parameters(struct audio_hw_device *dev, - const char *kvpairs) -{ - struct tinyalsa_audio_device *device; - struct str_parms *parms; - char value_string[32] = { 0 }; - int value; - int rc; - - ALOGD("%s(%p, %s)++", __func__, dev, kvpairs); - - if(dev == NULL || kvpairs == NULL) - return -1; - - device = (struct tinyalsa_audio_device *) dev; - - if(device->mixer == NULL) - return -1; - - parms = str_parms_create_str(kvpairs); - if(parms == NULL) - return -1; - - rc = str_parms_get_str(parms, AUDIO_PARAMETER_STREAM_ROUTING, value_string, sizeof(value_string)); - if(rc < 0) - goto error_params; - - value = atoi(value_string); - - pthread_mutex_lock(&device->lock); - - if(audio_is_output_device((audio_devices_t) value)) { - if(device->stream_out != NULL && device->stream_out->device_current != (audio_devices_t) value) { - pthread_mutex_lock(&device->stream_out->lock); - audio_out_set_route(device->stream_out, (audio_devices_t) value); - pthread_mutex_unlock(&device->stream_out->lock); - } - if(device->ril_interface != NULL && device->ril_interface->device_current != (audio_devices_t) value) { - audio_ril_interface_set_route(device->ril_interface, (audio_devices_t) value); - } - } else if(audio_is_input_device((audio_devices_t) value)) { - if(device->stream_in != NULL && device->stream_in->device_current != (audio_devices_t) value) { - pthread_mutex_lock(&device->stream_in->lock); - audio_in_set_route(device->stream_in, (audio_devices_t) value); - pthread_mutex_unlock(&device->stream_in->lock); - } - } - - pthread_mutex_unlock(&device->lock); - - str_parms_destroy(parms); - - ALOGD("%s(%p, %s)--", __func__, dev, kvpairs); - - return 0; - -error_params: - str_parms_destroy(parms); - - ALOGD("%s(%p, %s)-- (PARAMETER ERROR)", __func__, dev, kvpairs); - - return -1; -} - -static char *audio_hw_get_parameters(const struct audio_hw_device *dev, - const char *keys) -{ - ALOGD("%s(%p, %s)", __func__, dev, keys); - - return strdup(""); -} - -static size_t audio_hw_get_input_buffer_size(const struct audio_hw_device *dev, - const struct audio_config *config) -{ - struct tinyalsa_audio_device *device; - struct tinyalsa_mixer_io_props *mixer_props; - size_t size; - - int channel_count = popcount(config->channel_mask); - - ALOGD("%s(%p, %d, %d, %d)++", __func__, dev, config->sample_rate, config->format, channel_count); - - if(dev == NULL) - return -1; - - device = (struct tinyalsa_audio_device *) dev; - - if(device->mixer == NULL) - return -1; - - mixer_props = tinyalsa_mixer_get_input_props(device->mixer); - if(mixer_props == NULL) - return -1; - - // Default value - if(mixer_props->rate == 0) - mixer_props->rate = 44100; - - size = (mixer_props->period_size * config->sample_rate) / mixer_props->rate; - size = ((size + 15) / 16) * 16; - size = size * channel_count * audio_bytes_per_sample(config->format); - - ALOGD("%s(%p, %d, %d, %d)--", __func__, dev, config->sample_rate, config->format, channel_count); - - return size; -} - -static int audio_hw_dump(const audio_hw_device_t *device, int fd) -{ - ALOGD("%s(%p, %d)", __func__, device, fd); - - return 0; -} - -/* - * Interface - */ - -int audio_hw_close(hw_device_t *device) -{ - struct tinyalsa_audio_device *tinyalsa_audio_device; - - ALOGD("%s(%p)++", __func__, device); - - if(device != NULL) { - tinyalsa_audio_device = (struct tinyalsa_audio_device *) device; - - if(tinyalsa_audio_device->mixer != NULL) { - tinyalsa_mixer_close(tinyalsa_audio_device->mixer); - tinyalsa_audio_device->mixer = NULL; - } - -#ifdef YAMAHA_MC1N2_AUDIO - if(tinyalsa_audio_device->mc1n2_pdata != NULL) { - yamaha_mc1n2_audio_stop(tinyalsa_audio_device->mc1n2_pdata); - tinyalsa_audio_device->mc1n2_pdata = NULL; - } -#endif - - free(device); - } - - ALOGD("%s(%p)--", __func__, device); - - return 0; -} - -int audio_hw_open(const hw_module_t *module, const char *name, - hw_device_t **device) -{ - struct tinyalsa_audio_device *tinyalsa_audio_device = NULL; - struct tinyalsa_mixer *tinyalsa_mixer = NULL; - struct audio_hw_device *dev; - int rc; - - ALOGD("%s(%p, %s, %p)++", __func__, module, name, device); - - if(device == NULL) - return -EINVAL; - - if(strcmp(name, AUDIO_HARDWARE_INTERFACE) != 0) - return -EINVAL; - - tinyalsa_audio_device = calloc(1, sizeof(struct tinyalsa_audio_device)); - if(tinyalsa_audio_device == NULL) - return -ENOMEM; - - dev = &(tinyalsa_audio_device->device); - - dev->common.tag = HARDWARE_DEVICE_TAG; - dev->common.version = AUDIO_DEVICE_API_VERSION_2_0; - dev->common.module = (struct hw_module_t *) module; - dev->common.close = audio_hw_close; - - dev->init_check = audio_hw_init_check; - dev->set_voice_volume = audio_hw_set_voice_volume; - dev->set_master_volume = audio_hw_set_master_volume; - dev->set_mode = audio_hw_set_mode; - dev->set_mic_mute = audio_hw_set_mic_mute; - dev->get_mic_mute = audio_hw_get_mic_mute; - dev->set_parameters = audio_hw_set_parameters; - dev->get_parameters = audio_hw_get_parameters; - dev->get_input_buffer_size = audio_hw_get_input_buffer_size; - - dev->open_output_stream = audio_hw_open_output_stream; - dev->close_output_stream = audio_hw_close_output_stream; - - dev->open_input_stream = audio_hw_open_input_stream; - dev->close_input_stream = audio_hw_close_input_stream; - - dev->dump = audio_hw_dump; - -#ifdef YAMAHA_MC1N2_AUDIO - rc = yamaha_mc1n2_audio_start(&tinyalsa_audio_device->mc1n2_pdata, - YAMAHA_MC1N2_AUDIO_DEVICE); - if(rc < 0) { - ALOGE("Failed to open Yamaha-MC1N2-Audio"); - goto error_device; - } - - rc = yamaha_mc1n2_audio_init(tinyalsa_audio_device->mc1n2_pdata); - if(rc < 0) { - ALOGE("Failed to init Yamaha-MC1N2-Audio"); - } -#endif - - rc = tinyalsa_mixer_open(&tinyalsa_mixer, TINYALSA_MIXER_CONFIG_FILE); - if(rc < 0 || tinyalsa_mixer == NULL) { - ALOGE("Failed to open mixer!"); - goto error_device; - } - - tinyalsa_audio_device->mixer = tinyalsa_mixer; - - *device = &(dev->common); - - ALOGD("%s(%p, %s, %p)--", __func__, module, name, device); - - return 0; - -error_device: - *device = NULL; - free(tinyalsa_audio_device); - - ALOGD("%s(%p, %s, %p)-- (DEVICE ERROR)", __func__, module, name, device); - - return -1; -} - -struct hw_module_methods_t audio_hw_module_methods = { - .open = audio_hw_open, -}; - -struct audio_module HAL_MODULE_INFO_SYM = { - .common = { - .tag = HARDWARE_MODULE_TAG, - .module_api_version = AUDIO_MODULE_API_VERSION_0_1, - .hal_api_version = HARDWARE_HAL_API_VERSION, - .id = AUDIO_HARDWARE_MODULE_ID, - .name = "TinyALSA-Audio", - .author = "Paul Kocialkowski", - .methods = &audio_hw_module_methods, - }, -}; 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