blob: 126f794fa37c4eb8f9dbab5b98ac9b790d327fb3 [file] [log] [blame]
/*
* Copyright (c) 2016-2018, 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 "qahw"
/*#define LOG_NDEBUG 0*/
#define LOG_NDDEBUG 0
#include <dlfcn.h>
#include <utils/Log.h>
#include <stdlib.h>
#include <cutils/list.h>
#include <hardware/audio.h>
#include <hardware/sound_trigger.h>
#include "qahw.h"
#define NO_ERROR 0
#define MAX_MODULE_NAME_LENGTH 100
/*
* The current HAL API version.
*/
#define QAHW_MODULE_API_VERSION_CURRENT QAHW_MODULE_API_VERSION_0_0
typedef uint64_t (*qahwi_out_write_v2_t)(audio_stream_out_t *out, const void* buffer,
size_t bytes, int64_t* timestamp);
typedef int (*qahwi_get_param_data_t) (const audio_hw_device_t *,
qahw_param_id, qahw_param_payload *);
typedef int (*qahwi_set_param_data_t) (audio_hw_device_t *,
qahw_param_id, qahw_param_payload *);
typedef uint64_t (*qahwi_in_read_v2_t)(audio_stream_in_t *in, void* buffer,
size_t bytes, int64_t *timestamp);
typedef int (*qahwi_out_set_param_data_t)(struct audio_stream_out *out,
qahw_param_id param_id,
qahw_param_payload *payload);
typedef int (*qahwi_out_get_param_data_t)(struct audio_stream_out *out,
qahw_param_id param_id,
qahw_param_payload *payload);
typedef int (*qahwi_loopback_set_param_data_t)(audio_patch_handle_t patch_handle,
qahw_param_id param_id,
qahw_param_payload *payload);
typedef struct {
audio_hw_device_t *audio_device;
char module_name[MAX_MODULE_NAME_LENGTH];
struct listnode module_list;
struct listnode in_list;
struct listnode out_list;
pthread_mutex_t lock;
uint32_t ref_count;
const hw_module_t* module;
qahwi_get_param_data_t qahwi_get_param_data;
qahwi_set_param_data_t qahwi_set_param_data;
qahwi_loopback_set_param_data_t qahwi_loopback_set_param_data;
} qahw_module_t;
typedef struct {
qahw_module_t *module;
struct listnode module_list;
pthread_mutex_t lock;
} qahw_module_instances_t;
typedef struct {
audio_stream_out_t *stream;
qahw_module_t *module;
struct listnode list;
pthread_mutex_t lock;
qahwi_out_set_param_data_t qahwi_out_get_param_data;
qahwi_out_get_param_data_t qahwi_out_set_param_data;
qahwi_out_write_v2_t qahwi_out_write_v2;
} qahw_stream_out_t;
typedef struct {
audio_stream_in_t *stream;
qahw_module_t *module;
struct listnode list;
pthread_mutex_t lock;
qahwi_in_read_v2_t qahwi_in_read_v2;
} qahw_stream_in_t;
typedef enum {
STREAM_DIR_IN,
STREAM_DIR_OUT,
} qahw_stream_direction_t;
static struct listnode qahw_module_list;
static int qahw_list_count;
static pthread_mutex_t qahw_module_init_lock = PTHREAD_MUTEX_INITIALIZER;
sound_trigger_hw_device_t *st_hw_device = NULL;
/** Start of internal functions */
/******************************************************************************/
/* call this function without anylock held */
static bool is_valid_qahw_stream_l(void *qahw_stream,
qahw_stream_direction_t dir)
{
int is_valid = false;
struct listnode *module_node = NULL;
struct listnode *stream_node = NULL;
struct listnode *list_node = NULL;
void *stream = NULL;
qahw_module_t *qahw_module = NULL;
if (qahw_stream == NULL) {
ALOGE("%s:: Invalid stream", __func__);
goto exit;
}
if ((dir != STREAM_DIR_OUT) && (dir != STREAM_DIR_IN)) {
ALOGE("%s:: Invalid stream direction %d", __func__, dir);
goto exit;
}
/* go through all the modules and check for valid stream */
pthread_mutex_lock(&qahw_module_init_lock);
list_for_each(module_node, &qahw_module_list) {
qahw_module = node_to_item(module_node, qahw_module_t, module_list);
pthread_mutex_lock(&qahw_module->lock);
if(dir == STREAM_DIR_OUT)
list_node = &qahw_module->out_list;
else
list_node = &qahw_module->in_list;
list_for_each(stream_node, list_node) {
if(dir == STREAM_DIR_OUT)
stream = (void *)node_to_item(stream_node,
qahw_stream_out_t,
list);
else
stream = (void *)node_to_item(stream_node,
qahw_stream_in_t,
list);
if(stream == qahw_stream) {
is_valid = true;
break;
}
}
pthread_mutex_unlock(&qahw_module->lock);
if(is_valid)
break;
}
pthread_mutex_unlock(&qahw_module_init_lock);
exit:
return is_valid;
}
/* call this fucntion with ahw_module_init_lock held*/
static qahw_module_t* get_qahw_module_by_ptr_l(qahw_module_t *qahw_module)
{
struct listnode *node = NULL;
qahw_module_t *module = NULL, *module_temp = NULL;
if (qahw_module == NULL)
goto exit;
list_for_each(node, &qahw_module_list) {
module_temp = node_to_item(node, qahw_module_t, module_list);
if (module_temp == qahw_module) {
module = module_temp;
break;
}
}
exit:
return module;
}
/* call this function with qahw_module_init_lock held*/
static qahw_module_t* get_qahw_module_by_name_l(const char *qahw_name)
{
struct listnode *node = NULL;
qahw_module_t *module = NULL, *module_temp = NULL;
if (qahw_name == NULL)
goto exit;
list_for_each(node, &qahw_module_list) {
module_temp = node_to_item(node, qahw_module_t, module_list);
if(!strncmp(qahw_name, module_temp->module_name, MAX_MODULE_NAME_LENGTH)) {
module = module_temp;
break;
}
}
exit:
return module;
}
/* End of of internal functions */
/*
* Return the sampling rate in Hz - eg. 44100.
*/
uint32_t qahw_out_get_sample_rate_l(const qahw_stream_handle_t *out_handle)
{
uint32_t rate = 0;
qahw_stream_out_t *qahw_stream_out = (qahw_stream_out_t *)out_handle;
audio_stream_out_t *out = NULL;
if (!is_valid_qahw_stream_l((void *)qahw_stream_out, STREAM_DIR_OUT)) {
ALOGV("%s::Invalid out handle %p", __func__, out_handle);
goto exit;
}
pthread_mutex_lock(&qahw_stream_out->lock);
out = qahw_stream_out->stream;
if (out->common.get_sample_rate)
rate = out->common.get_sample_rate(&out->common);
else
ALOGW("%s not supported", __func__);
pthread_mutex_unlock(&qahw_stream_out->lock);
exit:
return rate;
}
/*
* currently unused - use set_parameters with key
* AUDIO_PARAMETER_STREAM_SAMPLING_RATE
*/
int qahw_out_set_sample_rate_l(qahw_stream_handle_t *out_handle, uint32_t rate)
{
int32_t rc = -EINVAL;
qahw_stream_out_t *qahw_stream_out = (qahw_stream_out_t *)out_handle;
audio_stream_out_t *out = NULL;
if (!is_valid_qahw_stream_l((void *)qahw_stream_out, STREAM_DIR_OUT)) {
ALOGE("%s::Invalid out handle %p", __func__, out_handle);
goto exit;
}
pthread_mutex_lock(&qahw_stream_out->lock);
out = qahw_stream_out->stream;
if (out->common.set_sample_rate) {
rc = out->common.set_sample_rate(&out->common, rate);
} else {
rc = -ENOSYS;
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_stream_out->lock);
exit:
return rc;
}
size_t qahw_out_get_buffer_size_l(const qahw_stream_handle_t *out_handle)
{
size_t buf_size = 0;
qahw_stream_out_t *qahw_stream_out = (qahw_stream_out_t *)out_handle;
audio_stream_out_t *out = NULL;
if (!is_valid_qahw_stream_l((void *)qahw_stream_out, STREAM_DIR_OUT)) {
ALOGE("%s::Invalid out handle %p", __func__, out_handle);
goto exit;
}
pthread_mutex_lock(&qahw_stream_out->lock);
out = qahw_stream_out->stream;
if (out->common.get_buffer_size) {
buf_size = out->common.get_buffer_size(&out->common);
} else {
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_stream_out->lock);
exit:
return buf_size;
}
audio_channel_mask_t qahw_out_get_channels_l(const qahw_stream_handle_t *out_handle)
{
audio_channel_mask_t ch_mask = 0;
qahw_stream_out_t *qahw_stream_out = (qahw_stream_out_t *)out_handle;
audio_stream_out_t *out = NULL;
if (!is_valid_qahw_stream_l((void *)qahw_stream_out, STREAM_DIR_OUT)) {
ALOGE("%s::Invalid out handle %p", __func__, out_handle);
goto exit;
}
pthread_mutex_lock(&qahw_stream_out->lock);
out = qahw_stream_out->stream;
if (out->common.get_channels) {
ch_mask = out->common.get_channels(&out->common);
} else {
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_stream_out->lock);
exit:
return ch_mask;
}
audio_format_t qahw_out_get_format_l(const qahw_stream_handle_t *out_handle)
{
audio_format_t format = AUDIO_FORMAT_INVALID;
qahw_stream_out_t *qahw_stream_out = (qahw_stream_out_t *)out_handle;
audio_stream_out_t *out = NULL;
if (!is_valid_qahw_stream_l((void *)qahw_stream_out, STREAM_DIR_OUT)) {
ALOGE("%s::Invalid out handle %p", __func__, out_handle);
goto exit;
}
pthread_mutex_lock(&qahw_stream_out->lock);
out = qahw_stream_out->stream;
if (out->common.get_format) {
format = out->common.get_format(&out->common);
} else {
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_stream_out->lock);
exit:
return format;
}
int qahw_out_standby_l(qahw_stream_handle_t *out_handle)
{
int32_t rc = -EINVAL;
qahw_stream_out_t *qahw_stream_out = (qahw_stream_out_t *)out_handle;
audio_stream_out_t *out = NULL;
if (!is_valid_qahw_stream_l((void *)qahw_stream_out, STREAM_DIR_OUT)) {
ALOGE("%s::Invalid out handle %p", __func__, out_handle);
goto exit;
}
pthread_mutex_lock(&qahw_stream_out->lock);
out = qahw_stream_out->stream;
if (out->common.standby) {
rc = out->common.standby(&out->common);
} else {
rc = -ENOSYS;
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_stream_out->lock);
exit:
return rc;
}
int qahw_out_set_parameters_l(qahw_stream_handle_t *out_handle, const char *kv_pairs)
{
int rc = NO_ERROR;
qahw_stream_out_t *qahw_stream_out = (qahw_stream_out_t *)out_handle;
audio_stream_out_t *out = NULL;
if (!is_valid_qahw_stream_l((void *)qahw_stream_out, STREAM_DIR_OUT)) {
ALOGE("%s::Invalid out handle %p", __func__, out_handle);
rc = -EINVAL;
goto exit;
}
pthread_mutex_lock(&qahw_stream_out->lock);
out = qahw_stream_out->stream;
if (out->common.set_parameters) {
rc = out->common.set_parameters(&out->common, kv_pairs);
} else {
rc = -ENOSYS;
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_stream_out->lock);
exit:
return rc;
}
char *qahw_out_get_parameters_l(const qahw_stream_handle_t *out_handle,
const char *keys)
{
char *str_param = NULL;
qahw_stream_out_t *qahw_stream_out = (qahw_stream_out_t *)out_handle;
audio_stream_out_t *out = NULL;
if (!is_valid_qahw_stream_l((void *)qahw_stream_out, STREAM_DIR_OUT)) {
ALOGE("%s::Invalid out handle %p", __func__, out_handle);
goto exit;
}
pthread_mutex_lock(&qahw_stream_out->lock);
out = qahw_stream_out->stream;
if (out->common.get_parameters) {
str_param = out->common.get_parameters(&out->common, keys);
} else {
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_stream_out->lock);
exit:
return str_param;
}
/* API to get playback stream specific config parameters */
int qahw_out_set_param_data_l(qahw_stream_handle_t *out_handle,
qahw_param_id param_id,
qahw_param_payload *payload)
{
int rc = -EINVAL;
qahw_stream_out_t *qahw_stream_out = (qahw_stream_out_t *)out_handle;
audio_stream_out_t *out = NULL;
if (!payload) {
ALOGE("%s::Invalid param", __func__);
goto exit;
}
if (!is_valid_qahw_stream_l((void *)qahw_stream_out, STREAM_DIR_OUT)) {
ALOGE("%s::Invalid out handle %p", __func__, out_handle);
goto exit;
}
pthread_mutex_lock(&qahw_stream_out->lock);
out = qahw_stream_out->stream;
if (qahw_stream_out->qahwi_out_set_param_data) {
rc = qahw_stream_out->qahwi_out_set_param_data(out, param_id, payload);
} else {
rc = -ENOSYS;
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_stream_out->lock);
exit:
return rc;
}
/* API to get playback stream specific config parameters */
int qahw_out_get_param_data_l(qahw_stream_handle_t *out_handle,
qahw_param_id param_id,
qahw_param_payload *payload)
{
int rc = -EINVAL;
qahw_stream_out_t *qahw_stream_out = (qahw_stream_out_t *)out_handle;
audio_stream_out_t *out = NULL;
if (!is_valid_qahw_stream_l((void *)qahw_stream_out, STREAM_DIR_OUT)) {
ALOGE("%s::Invalid out handle %p", __func__, out_handle);
goto exit;
}
pthread_mutex_lock(&qahw_stream_out->lock);
out = qahw_stream_out->stream;
if (qahw_stream_out->qahwi_out_get_param_data) {
rc = qahw_stream_out->qahwi_out_get_param_data(out, param_id, payload);
} else {
rc = -ENOSYS;
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_stream_out->lock);
exit:
return rc;
}
uint32_t qahw_out_get_latency_l(const qahw_stream_handle_t *out_handle)
{
uint32_t latency = 0;
qahw_stream_out_t *qahw_stream_out = (qahw_stream_out_t *)out_handle;
audio_stream_out_t *out = NULL;
if (!is_valid_qahw_stream_l((void *)qahw_stream_out, STREAM_DIR_OUT)) {
ALOGE("%s::Invalid out handle %p", __func__, out_handle);
goto exit;
}
pthread_mutex_lock(&qahw_stream_out->lock);
out = qahw_stream_out->stream;
if (out->get_latency) {
latency = out->get_latency(out);
} else {
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_stream_out->lock);
exit:
return latency;
}
int qahw_out_set_volume_l(qahw_stream_handle_t *out_handle, float left, float right)
{
int rc = -EINVAL;
qahw_stream_out_t *qahw_stream_out = (qahw_stream_out_t *)out_handle;
audio_stream_out_t *out = NULL;
if (!is_valid_qahw_stream_l((void *)qahw_stream_out, STREAM_DIR_OUT)) {
ALOGE("%s::Invalid out handle %p", __func__, out_handle);
goto exit;
}
pthread_mutex_lock(&qahw_stream_out->lock);
out = qahw_stream_out->stream;
if (out->set_volume) {
rc = out->set_volume(out, left, right);
} else {
rc = -ENOSYS;
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_stream_out->lock);
exit:
return rc;
}
ssize_t qahw_out_write_l(qahw_stream_handle_t *out_handle,
qahw_out_buffer_t *out_buf)
{
int rc = -EINVAL;
qahw_stream_out_t *qahw_stream_out = (qahw_stream_out_t *)out_handle;
audio_stream_out_t *out = NULL;
if ((out_buf == NULL) || (out_buf->buffer == NULL)) {
ALOGE("%s::Invalid meta data %p", __func__, out_buf);
goto exit;
}
if (!is_valid_qahw_stream_l((void *)qahw_stream_out, STREAM_DIR_OUT)) {
ALOGE("%s::Invalid out handle %p", __func__, out_handle);
goto exit;
}
/*TBD:: validate other meta data parameters */
pthread_mutex_lock(&qahw_stream_out->lock);
out = qahw_stream_out->stream;
if (qahw_stream_out->qahwi_out_write_v2) {
rc = qahw_stream_out->qahwi_out_write_v2(out, out_buf->buffer,
out_buf->bytes, out_buf->timestamp);
out_buf->offset = 0;
} else if (out->write) {
rc = out->write(out, out_buf->buffer, out_buf->bytes);
} else {
rc = -ENOSYS;
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_stream_out->lock);
exit:
return rc;
}
int qahw_out_get_render_position_l(const qahw_stream_handle_t *out_handle,
uint32_t *dsp_frames)
{
int rc = -EINVAL;
qahw_stream_out_t *qahw_stream_out = (qahw_stream_out_t *)out_handle;
audio_stream_out_t *out = NULL;
if (!is_valid_qahw_stream_l((void *)qahw_stream_out, STREAM_DIR_OUT)) {
ALOGE("%s::Invalid out handle %p", __func__, out_handle);
goto exit;
}
pthread_mutex_lock(&qahw_stream_out->lock);
out = qahw_stream_out->stream;
if (out->get_render_position) {
rc = out->get_render_position(out, dsp_frames);
} else {
rc = -ENOSYS;
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_stream_out->lock);
exit:
return rc;
}
int qahw_out_set_callback_l(qahw_stream_handle_t *out_handle,
qahw_stream_callback_t callback,
void *cookie)
{
/*TBD:load hal func pointer and call */
int rc = -EINVAL;
qahw_stream_out_t *qahw_stream_out = (qahw_stream_out_t *)out_handle;
audio_stream_out_t *out = NULL;
if (!is_valid_qahw_stream_l((void *)qahw_stream_out, STREAM_DIR_OUT)) {
ALOGE("%s::Invalid out handle %p", __func__, out_handle);
goto exit;
}
pthread_mutex_lock(&qahw_stream_out->lock);
out = qahw_stream_out->stream;
if (out->set_callback) {
rc = out->set_callback(out, (stream_callback_t)callback, cookie);
} else {
rc = -ENOSYS;
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_stream_out->lock);
exit:
return rc;
}
int qahw_out_pause_l(qahw_stream_handle_t *out_handle)
{
/*TBD:load hal func pointer and call */
int rc = -EINVAL;
qahw_stream_out_t *qahw_stream_out = (qahw_stream_out_t *)out_handle;
audio_stream_out_t *out = NULL;
if (!is_valid_qahw_stream_l((void *)qahw_stream_out, STREAM_DIR_OUT)) {
ALOGE("%s::Invalid out handle %p", __func__, out_handle);
goto exit;
}
pthread_mutex_lock(&qahw_stream_out->lock);
out = qahw_stream_out->stream;
if (out->pause) {
rc = out->pause(out);
} else {
rc = -ENOSYS;
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_stream_out->lock);
exit:
return rc;
}
int qahw_out_resume_l(qahw_stream_handle_t *out_handle)
{
/*TBD:load hal func pointer and call */
int rc = -EINVAL;
qahw_stream_out_t *qahw_stream_out = (qahw_stream_out_t *)out_handle;
audio_stream_out_t *out = NULL;
if (!is_valid_qahw_stream_l((void *)qahw_stream_out, STREAM_DIR_OUT)) {
ALOGE("%s::Invalid out handle %p", __func__, out_handle);
goto exit;
}
pthread_mutex_lock(&qahw_stream_out->lock);
out = qahw_stream_out->stream;
if (out->resume) {
rc = out->resume(out);
} else {
rc = -ENOSYS;
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_stream_out->lock);
exit:
return rc;
}
int qahw_out_drain_l(qahw_stream_handle_t *out_handle, qahw_drain_type_t type )
{
/*TBD:load hal func pointer and call */
int rc = -EINVAL;
qahw_stream_out_t *qahw_stream_out = (qahw_stream_out_t *)out_handle;
audio_stream_out_t *out = NULL;
if (!is_valid_qahw_stream_l((void *)qahw_stream_out, STREAM_DIR_OUT)) {
ALOGE("%s::Invalid out handle %p", __func__, out_handle);
goto exit;
}
pthread_mutex_lock(&qahw_stream_out->lock);
out = qahw_stream_out->stream;
if (out->drain) {
rc = out->drain(out,(audio_drain_type_t)type);
} else {
rc = -ENOSYS;
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_stream_out->lock);
exit:
return rc;
}
int qahw_out_flush_l(qahw_stream_handle_t *out_handle)
{
int rc = -EINVAL;
qahw_stream_out_t *qahw_stream_out = (qahw_stream_out_t *)out_handle;
audio_stream_out_t *out = NULL;
if (!is_valid_qahw_stream_l((void *)qahw_stream_out, STREAM_DIR_OUT)) {
ALOGE("%s::Invalid out handle %p", __func__, out_handle);
goto exit;
}
pthread_mutex_lock(&qahw_stream_out->lock);
out = qahw_stream_out->stream;
if (out->flush) {
rc = out->flush(out);
} else {
rc = -ENOSYS;
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_stream_out->lock);
exit:
return rc;
}
int qahw_out_get_presentation_position_l(const qahw_stream_handle_t *out_handle,
uint64_t *frames, struct timespec *timestamp)
{
int rc = -EINVAL;
qahw_stream_out_t *qahw_stream_out = (qahw_stream_out_t *)out_handle;
audio_stream_out_t *out = NULL;
if (!is_valid_qahw_stream_l((void *)qahw_stream_out, STREAM_DIR_OUT)) {
ALOGE("%s::Invalid out handle %p", __func__, out_handle);
goto exit;
}
pthread_mutex_lock(&qahw_stream_out->lock);
out = qahw_stream_out->stream;
if (out->get_presentation_position) {
rc = out->get_presentation_position(out, frames, timestamp);
} else {
rc = -ENOSYS;
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_stream_out->lock);
exit:
return rc;
}
/* Input stream specific APIs */
uint32_t qahw_in_get_sample_rate_l(const qahw_stream_handle_t *in_handle)
{
uint32_t rate = 0;
qahw_stream_in_t *qahw_stream_in = (qahw_stream_in_t *)in_handle;
audio_stream_in_t *in = NULL;
if (!is_valid_qahw_stream_l((void *)qahw_stream_in, STREAM_DIR_IN)) {
ALOGV("%s::Invalid in handle %p", __func__, in_handle);
goto exit;
}
pthread_mutex_lock(&qahw_stream_in->lock);
in = qahw_stream_in->stream;
if (in->common.get_sample_rate) {
rate = in->common.get_sample_rate(&in->common);
} else {
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_stream_in->lock);
exit:
return rate;
}
/*
* currently unused - use set_parameters with key
* AUDIO_PARAMETER_STREAM_SAMPLING_RATE
*/
int qahw_in_set_sample_rate_l(qahw_stream_handle_t *in_handle, uint32_t rate)
{
int rc = -EINVAL;
qahw_stream_in_t *qahw_stream_in = (qahw_stream_in_t *)in_handle;
audio_stream_in_t *in = NULL;
if (!is_valid_qahw_stream_l((void *)qahw_stream_in, STREAM_DIR_IN)) {
ALOGV("%s::Invalid in handle %p", __func__, in_handle);
goto exit;
}
pthread_mutex_lock(&qahw_stream_in->lock);
in = qahw_stream_in->stream;
if (in->common.set_sample_rate) {
rc = in->common.set_sample_rate(&in->common, rate);
} else {
rc = -ENOSYS;
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_stream_in->lock);
exit:
return rc;
}
size_t qahw_in_get_buffer_size_l(const qahw_stream_handle_t *in_handle)
{
size_t buf_size = 0;
qahw_stream_in_t *qahw_stream_in = (qahw_stream_in_t *)in_handle;
audio_stream_in_t *in = NULL;
if (!is_valid_qahw_stream_l((void *)qahw_stream_in, STREAM_DIR_IN)) {
ALOGV("%s::Invalid in handle %p", __func__, in_handle);
goto exit;
}
pthread_mutex_lock(&qahw_stream_in->lock);
in = qahw_stream_in->stream;
if (in->common.get_sample_rate) {
buf_size = in->common.get_buffer_size(&in->common);
} else {
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_stream_in->lock);
exit:
return buf_size;
}
audio_channel_mask_t qahw_in_get_channels_l(const qahw_stream_handle_t *in_handle)
{
audio_channel_mask_t ch_mask = 0;;
qahw_stream_in_t *qahw_stream_in = (qahw_stream_in_t *)in_handle;
audio_stream_in_t *in = NULL;
if (!is_valid_qahw_stream_l((void *)qahw_stream_in, STREAM_DIR_IN)) {
ALOGV("%s::Invalid in handle %p", __func__, in_handle);
goto exit;
}
pthread_mutex_lock(&qahw_stream_in->lock);
in = qahw_stream_in->stream;
if (in->common.get_channels) {
ch_mask = in->common.get_channels(&in->common);
} else {
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_stream_in->lock);
exit:
return ch_mask;
}
audio_format_t qahw_in_get_format_l(const qahw_stream_handle_t *in_handle)
{
audio_format_t format = AUDIO_FORMAT_INVALID;
qahw_stream_in_t *qahw_stream_in = (qahw_stream_in_t *)in_handle;
audio_stream_in_t *in = NULL;
if (!is_valid_qahw_stream_l((void *)qahw_stream_in, STREAM_DIR_IN)) {
ALOGV("%s::Invalid in handle %p", __func__, in_handle);
goto exit;
}
pthread_mutex_lock(&qahw_stream_in->lock);
in = qahw_stream_in->stream;
if (in->common.get_format) {
format = in->common.get_format(&in->common);
} else {
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_stream_in->lock);
exit:
return format;
}
/*
* currently unused - use set_parameters with key
* AUDIO_PARAMETER_STREAM_FORMAT
*/
int qahw_in_set_format_l(qahw_stream_handle_t *in_handle, audio_format_t format)
{
int rc = -EINVAL;
qahw_stream_in_t *qahw_stream_in = (qahw_stream_in_t *)in_handle;
audio_stream_in_t *in = NULL;
if (!is_valid_qahw_stream_l((void *)qahw_stream_in, STREAM_DIR_IN)) {
ALOGV("%s::Invalid in handle %p", __func__, in_handle);
goto exit;
}
pthread_mutex_lock(&qahw_stream_in->lock);
in = qahw_stream_in->stream;
if (in->common.set_format) {
rc = in->common.set_format(&in->common, format);
} else {
rc = -ENOSYS;
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_stream_in->lock);
exit:
return rc;
}
int qahw_in_standby_l(qahw_stream_handle_t *in_handle)
{
int rc = -EINVAL;
qahw_stream_in_t *qahw_stream_in = (qahw_stream_in_t *)in_handle;
audio_stream_in_t *in = NULL;
if (!is_valid_qahw_stream_l((void *)qahw_stream_in, STREAM_DIR_IN)) {
ALOGV("%s::Invalid in handle %p", __func__, in_handle);
goto exit;
}
pthread_mutex_lock(&qahw_stream_in->lock);
in = qahw_stream_in->stream;
if (in->common.standby) {
rc = in->common.standby(&in->common);
} else {
rc = -ENOSYS;
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_stream_in->lock);
exit:
return rc;
}
/*
* set/get audio stream parameters. The function accepts a list of
* parameter key value pairs in the form: key1=value1;key2=value2;...
*
* Some keys are reserved for standard parameters (See AudioParameter class)
*
* If the implementation does not accept a parameter change while
* the output is active but the parameter is acceptable otherwise, it must
* return -ENOSYS.
*
* The audio flinger will put the stream in standby and then change the
* parameter value.
*/
int qahw_in_set_parameters_l(qahw_stream_handle_t *in_handle, const char *kv_pairs)
{
int rc = -EINVAL;
qahw_stream_in_t *qahw_stream_in = (qahw_stream_in_t *)in_handle;
audio_stream_in_t *in = NULL;
if (!is_valid_qahw_stream_l((void *)qahw_stream_in, STREAM_DIR_IN)) {
ALOGV("%s::Invalid in handle %p", __func__, in_handle);
goto exit;
}
pthread_mutex_lock(&qahw_stream_in->lock);
in = qahw_stream_in->stream;
if (in->common.set_parameters) {
rc = in->common.set_parameters(&in->common, kv_pairs);
} else {
rc = -ENOSYS;
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_stream_in->lock);
exit:
return rc;
}
/*
* Returns a pointer to a heap allocated string. The caller is responsible
* for freeing the memory for it using free().
*/
char * qahw_in_get_parameters_l(const qahw_stream_handle_t *in_handle,
const char *keys)
{
char *str_param = NULL;
qahw_stream_in_t *qahw_stream_in = (qahw_stream_in_t *)in_handle;
audio_stream_in_t *in = NULL;
if (!is_valid_qahw_stream_l((void *)qahw_stream_in, STREAM_DIR_IN)) {
ALOGV("%s::Invalid in handle %p", __func__, in_handle);
goto exit;
}
pthread_mutex_lock(&qahw_stream_in->lock);
in = qahw_stream_in->stream;
if (in->common.get_parameters) {
str_param = in->common.get_parameters(&in->common, keys);
} else {
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_stream_in->lock);
exit:
return str_param;
}
/*
* Read audio buffer in from audio driver. Returns number of bytes read, or a
* negative status_t. If at least one frame was read prior to the error,
* read should return that byte count and then return an error in the subsequent call.
*/
ssize_t qahw_in_read_l(qahw_stream_handle_t *in_handle,
qahw_in_buffer_t *in_buf)
{
int rc = -EINVAL;
qahw_stream_in_t *qahw_stream_in = (qahw_stream_in_t *)in_handle;
audio_stream_in_t *in = NULL;
if ((in_buf == NULL) || (in_buf->buffer == NULL)) {
ALOGE("%s::Invalid meta data %p", __func__, in_buf);
goto exit;
}
if (!is_valid_qahw_stream_l((void *)qahw_stream_in, STREAM_DIR_IN)) {
ALOGV("%s::Invalid in handle %p", __func__, in_handle);
goto exit;
}
pthread_mutex_lock(&qahw_stream_in->lock);
in = qahw_stream_in->stream;
if (qahw_stream_in->qahwi_in_read_v2) {
rc = qahw_stream_in->qahwi_in_read_v2(in, in_buf->buffer,
in_buf->bytes, in_buf->timestamp);
in_buf->offset = 0;
} else if (in->read) {
rc = in->read(in, in_buf->buffer, in_buf->bytes);
in_buf->offset = 0;
} else {
rc = -ENOSYS;
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_stream_in->lock);
exit:
return rc;
}
/*
* Return the amount of input frames lost in the audio driver since the
* last call of this function.
* Audio driver is expected to reset the value to 0 and restart counting
* upon returning the current value by this function call.
* Such loss typically occurs when the user space process is blocked
* longer than the capacity of audio driver buffers.
*
* Unit: the number of input audio frames
*/
uint32_t qahw_in_get_input_frames_lost_l(qahw_stream_handle_t *in_handle)
{
uint32_t rc = 0;
qahw_stream_in_t *qahw_stream_in = (qahw_stream_in_t *)in_handle;
audio_stream_in_t *in = NULL;
if (!is_valid_qahw_stream_l((void *)qahw_stream_in, STREAM_DIR_IN)) {
ALOGV("%s::Invalid in handle %p", __func__, in_handle);
goto exit;
}
pthread_mutex_lock(&qahw_stream_in->lock);
in = qahw_stream_in->stream;
if (in->get_input_frames_lost) {
rc = in->get_input_frames_lost(in);
} else {
rc = -ENOSYS;
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_stream_in->lock);
exit:
return rc;
}
/*
* Return a recent count of the number of audio frames received and
* the clock time associated with that frame count.
*
* frames is the total frame count received. This should be as early in
* the capture pipeline as possible. In general,
* frames should be non-negative and should not go "backwards".
*
* time is the clock MONOTONIC time when frames was measured. In general,
* time should be a positive quantity and should not go "backwards".
*
* The status returned is 0 on success, -ENOSYS if the device is not
* ready/available, or -EINVAL if the arguments are null or otherwise invalid.
*/
int qahw_in_get_capture_position_l(const qahw_stream_handle_t *in_handle __unused,
int64_t *frames __unused, int64_t *time __unused)
{
/*TBD:: do we need this*/
return -ENOSYS;
}
/*
* check to see if the audio hardware interface has been initialized.
* returns 0 on success, -ENODEV on failure.
*/
int qahw_init_check_l(const qahw_module_handle_t *hw_module)
{
int rc = -EINVAL;
qahw_module_t *qahw_module = (qahw_module_t *)hw_module;
qahw_module_t *qahw_module_temp;
pthread_mutex_lock(&qahw_module_init_lock);
qahw_module_temp = get_qahw_module_by_ptr_l(qahw_module);
pthread_mutex_unlock(&qahw_module_init_lock);
if (qahw_module_temp == NULL) {
ALOGE("%s:: invalid hw module %p", __func__, qahw_module);
goto exit;
}
pthread_mutex_lock(&qahw_module->lock);
if (qahw_module->audio_device->init_check) {
rc = qahw_module->audio_device->init_check(qahw_module->audio_device);
} else {
rc = -ENOSYS;
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_module->lock);
exit:
return rc;
}
/* set the audio volume of a voice call. Range is between 0.0 and 1.0 */
int qahw_set_voice_volume_l(qahw_module_handle_t *hw_module, float volume)
{
int rc = -EINVAL;
qahw_module_t *qahw_module = (qahw_module_t *)hw_module;
qahw_module_t *qahw_module_temp;
pthread_mutex_lock(&qahw_module_init_lock);
qahw_module_temp = get_qahw_module_by_ptr_l(qahw_module);
pthread_mutex_unlock(&qahw_module_init_lock);
if (qahw_module_temp == NULL) {
ALOGE("%s:: invalid hw module %p", __func__, qahw_module);
goto exit;
}
pthread_mutex_lock(&qahw_module->lock);
if (qahw_module->audio_device->set_voice_volume) {
rc = qahw_module->audio_device->set_voice_volume(qahw_module->audio_device,
volume);
} else {
rc = -ENOSYS;
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_module->lock);
exit:
return rc;
}
/*
* set_mode is called when the audio mode changes. AUDIO_MODE_NORMAL mode
* is for standard audio playback, AUDIO_MODE_RINGTONE when a ringtone is
* playing, and AUDIO_MODE_IN_CALL when a call is in progress.
*/
int qahw_set_mode_l(qahw_module_handle_t *hw_module, audio_mode_t mode)
{
int rc = -EINVAL;
qahw_module_t *qahw_module = (qahw_module_t *)hw_module;
qahw_module_t *qahw_module_temp;
pthread_mutex_lock(&qahw_module_init_lock);
qahw_module_temp = get_qahw_module_by_ptr_l(qahw_module);
pthread_mutex_unlock(&qahw_module_init_lock);
if (qahw_module_temp == NULL) {
ALOGE("%s:: invalid hw module %p", __func__, qahw_module);
goto exit;
}
pthread_mutex_lock(&qahw_module->lock);
if (qahw_module->audio_device->set_mode) {
rc = qahw_module->audio_device->set_mode(qahw_module->audio_device,
mode);
} else {
rc = -ENOSYS;
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_module->lock);
exit:
return rc;
}
int qahw_set_mic_mute_l(qahw_module_handle_t *hw_module, bool state)
{
int rc = -EINVAL;
qahw_module_t *qahw_module = (qahw_module_t *)hw_module;
qahw_module_t *qahw_module_temp;
pthread_mutex_lock(&qahw_module_init_lock);
qahw_module_temp = get_qahw_module_by_ptr_l(qahw_module);
pthread_mutex_unlock(&qahw_module_init_lock);
if (qahw_module_temp == NULL) {
ALOGE("%s:: invalid hw module %p", __func__, qahw_module);
goto exit;
}
pthread_mutex_lock(&qahw_module->lock);
if (qahw_module->audio_device->set_mic_mute) {
rc = qahw_module->audio_device->set_mic_mute(qahw_module->audio_device,
state);
} else {
rc = -ENOSYS;
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_module->lock);
exit:
return rc;
}
int qahw_get_mic_mute_l(qahw_module_handle_t *hw_module, bool *state)
{
size_t rc = 0;
qahw_module_t *qahw_module = (qahw_module_t *)hw_module;
qahw_module_t *qahw_module_temp;
audio_hw_device_t *audio_device;
pthread_mutex_lock(&qahw_module_init_lock);
qahw_module_temp = get_qahw_module_by_ptr_l(qahw_module);
pthread_mutex_unlock(&qahw_module_init_lock);
if (qahw_module_temp == NULL) {
ALOGE("%s:: invalid hw module %p", __func__, qahw_module);
goto exit;
}
pthread_mutex_lock(&qahw_module->lock);
audio_device = qahw_module->audio_device;
if (qahw_module->audio_device->get_mic_mute) {
rc = audio_device->get_mic_mute(qahw_module->audio_device, state);
} else {
rc = -ENOSYS;
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_module->lock);
exit:
return rc;
}
/* set/get global audio parameters */
int qahw_set_parameters_l(qahw_module_handle_t *hw_module, const char *kv_pairs)
{
int rc = -EINVAL;
qahw_module_t *qahw_module = (qahw_module_t *)hw_module;
qahw_module_t *qahw_module_temp;
audio_hw_device_t *audio_device;
pthread_mutex_lock(&qahw_module_init_lock);
qahw_module_temp = get_qahw_module_by_ptr_l(qahw_module);
pthread_mutex_unlock(&qahw_module_init_lock);
if (qahw_module_temp == NULL) {
ALOGE("%s:: invalid hw module %p", __func__, qahw_module);
goto exit;
}
pthread_mutex_lock(&qahw_module->lock);
audio_device = qahw_module->audio_device;
if (qahw_module->audio_device->set_parameters) {
rc = audio_device->set_parameters(qahw_module->audio_device, kv_pairs);
} else {
rc = -ENOSYS;
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_module->lock);
exit:
return rc;
}
/*
* Returns a pointer to a heap allocated string. The caller is responsible
* for freeing the memory for it using free().
*/
char * qahw_get_parameters_l(const qahw_module_handle_t *hw_module,
const char *keys)
{
char *str_param = NULL;
qahw_module_t *qahw_module = (qahw_module_t *)hw_module;
qahw_module_t *qahw_module_temp;
audio_hw_device_t *audio_device;
pthread_mutex_lock(&qahw_module_init_lock);
qahw_module_temp = get_qahw_module_by_ptr_l(qahw_module);
pthread_mutex_unlock(&qahw_module_init_lock);
if (qahw_module_temp == NULL) {
ALOGE("%s:: invalid hw module %p", __func__, qahw_module);
goto exit;
}
pthread_mutex_lock(&qahw_module->lock);
audio_device = qahw_module->audio_device;
if (qahw_module->audio_device->get_parameters) {
str_param = audio_device->get_parameters(qahw_module->audio_device, keys);
} else {
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_module->lock);
exit:
return str_param;
}
/* Api to implement get parameters based on keyword param_id
* and store data in payload.
*/
int qahw_get_param_data_l(const qahw_module_handle_t *hw_module,
qahw_param_id param_id,
qahw_param_payload *payload)
{
int ret = 0;
qahw_module_t *qahw_module = (qahw_module_t *)hw_module;
qahw_module_t *qahw_module_temp;
pthread_mutex_lock(&qahw_module_init_lock);
qahw_module_temp = get_qahw_module_by_ptr_l(qahw_module);
pthread_mutex_unlock(&qahw_module_init_lock);
if (qahw_module_temp == NULL) {
ALOGE("%s:: invalid hw module %p", __func__, qahw_module);
goto exit;
}
pthread_mutex_lock(&qahw_module->lock);
if (qahw_module->qahwi_get_param_data){
ret = qahw_module->qahwi_get_param_data (qahw_module->audio_device,
param_id, payload);
} else {
ret = -ENOSYS;
ALOGE("%s not supported\n",__func__);
}
pthread_mutex_unlock(&qahw_module->lock);
exit:
return ret;
}
/* Api to implement set parameters based on keyword param_id
* and data present in payload.
*/
int qahw_set_param_data_l(const qahw_module_handle_t *hw_module,
qahw_param_id param_id,
qahw_param_payload *payload)
{
int ret = 0;
qahw_module_t *qahw_module = (qahw_module_t *)hw_module;
qahw_module_t *qahw_module_temp;
pthread_mutex_lock(&qahw_module_init_lock);
qahw_module_temp = get_qahw_module_by_ptr_l(qahw_module);
pthread_mutex_unlock(&qahw_module_init_lock);
if (qahw_module_temp == NULL) {
ALOGE("%s:: invalid hw module %p", __func__, qahw_module);
goto exit;
}
pthread_mutex_lock(&qahw_module->lock);
if (qahw_module->qahwi_set_param_data){
ret = qahw_module->qahwi_set_param_data (qahw_module->audio_device,
param_id, payload);
} else {
ret = -ENOSYS;
ALOGE("%s not supported\n",__func__);
}
pthread_mutex_unlock(&qahw_module->lock);
exit:
return ret;
}
/* Creates an audio patch between several source and sink ports.
* The handle is allocated by the HAL and should be unique for this
* audio HAL module.
*/
int qahw_create_audio_patch_l(qahw_module_handle_t *hw_module,
unsigned int num_sources,
const struct audio_port_config *sources,
unsigned int num_sinks,
const struct audio_port_config *sinks,
audio_patch_handle_t *handle)
{
int ret = 0;
qahw_module_t *qahw_module = (qahw_module_t *)hw_module;
qahw_module_t *qahw_module_temp;
pthread_mutex_lock(&qahw_module_init_lock);
qahw_module_temp = get_qahw_module_by_ptr_l(qahw_module);
pthread_mutex_unlock(&qahw_module_init_lock);
if (qahw_module_temp == NULL) {
ALOGE("%s:: invalid hw module %p", __func__, qahw_module);
goto exit;
}
pthread_mutex_lock(&qahw_module->lock);
if (qahw_module->audio_device->create_audio_patch) {
ret = qahw_module->audio_device->create_audio_patch(
qahw_module->audio_device,
num_sources,
sources,
num_sinks,
sinks,
handle);
} else {
ret = -ENOSYS;
ALOGE("%s not supported\n",__func__);
}
pthread_mutex_unlock(&qahw_module->lock);
exit:
return ret;
}
/* Release an audio patch */
int qahw_release_audio_patch_l(qahw_module_handle_t *hw_module,
audio_patch_handle_t handle)
{
int ret = 0;
qahw_module_t *qahw_module = (qahw_module_t *)hw_module;
qahw_module_t *qahw_module_temp;
pthread_mutex_lock(&qahw_module_init_lock);
qahw_module_temp = get_qahw_module_by_ptr_l(qahw_module);
pthread_mutex_unlock(&qahw_module_init_lock);
if (qahw_module_temp == NULL) {
ALOGE("%s:: invalid hw module %p", __func__, qahw_module);
goto exit;
}
pthread_mutex_lock(&qahw_module->lock);
if (qahw_module->audio_device->release_audio_patch) {
ret = qahw_module->audio_device->release_audio_patch(
qahw_module->audio_device,
handle);
} else {
ret = -ENOSYS;
ALOGE("%s not supported\n",__func__);
}
pthread_mutex_unlock(&qahw_module->lock);
exit:
return ret;
}
int qahw_loopback_set_param_data_l(qahw_module_handle_t *hw_module,
audio_patch_handle_t handle,
qahw_loopback_param_id param_id,
qahw_loopback_param_payload *payload)
{
int ret = -EINVAL;
qahw_module_t *qahw_module = (qahw_module_t *)hw_module;
if (!payload) {
ALOGE("%s:: invalid param", __func__);
goto exit;
}
if (qahw_module->qahwi_loopback_set_param_data) {
ret = qahw_module->qahwi_loopback_set_param_data(handle,
param_id,
(void *)payload);
} else {
ret = -ENOSYS;
ALOGE("%s not supported\n", __func__);
}
exit:
return ret;
}
/* Fills the list of supported attributes for a given audio port.
* As input, "port" contains the information (type, role, address etc...)
* needed by the HAL to identify the port.
* As output, "port" contains possible attributes (sampling rates, formats,
* channel masks, gain controllers...) for this port.
*/
int qahw_get_audio_port_l(qahw_module_handle_t *hw_module,
struct audio_port *port)
{
int ret = 0;
qahw_module_t *qahw_module = (qahw_module_t *)hw_module;
qahw_module_t *qahw_module_temp;
pthread_mutex_lock(&qahw_module_init_lock);
qahw_module_temp = get_qahw_module_by_ptr_l(qahw_module);
pthread_mutex_unlock(&qahw_module_init_lock);
if (qahw_module_temp == NULL) {
ALOGE("%s:: invalid hw module %p", __func__, qahw_module);
goto exit;
}
pthread_mutex_lock(&qahw_module->lock);
if (qahw_module->audio_device->get_audio_port) {
ret = qahw_module->audio_device->get_audio_port(
qahw_module->audio_device,
port);
} else {
ret = -ENOSYS;
ALOGE("%s not supported\n",__func__);
}
pthread_mutex_unlock(&qahw_module->lock);
exit:
return ret;
}
/* Set audio port configuration */
int qahw_set_audio_port_config_l(qahw_module_handle_t *hw_module,
const struct audio_port_config *config)
{
int ret = 0;
qahw_module_t *qahw_module = (qahw_module_t *)hw_module;
qahw_module_t *qahw_module_temp;
pthread_mutex_lock(&qahw_module_init_lock);
qahw_module_temp = get_qahw_module_by_ptr_l(qahw_module);
pthread_mutex_unlock(&qahw_module_init_lock);
if (qahw_module_temp == NULL) {
ALOGE("%s:: invalid hw module %p", __func__, qahw_module);
goto exit;
}
pthread_mutex_lock(&qahw_module->lock);
if (qahw_module->audio_device->set_audio_port_config) {
ret = qahw_module->audio_device->set_audio_port_config(
qahw_module->audio_device,
config);
} else {
ret = -ENOSYS;
ALOGE("%s not supported\n",__func__);
}
pthread_mutex_unlock(&qahw_module->lock);
exit:
return ret;
}
/* Returns audio input buffer size according to parameters passed or
* 0 if one of the parameters is not supported.
* See also get_buffer_size which is for a particular stream.
*/
size_t qahw_get_input_buffer_size_l(const qahw_module_handle_t *hw_module,
const struct audio_config *config)
{
size_t rc = 0;
qahw_module_t *qahw_module = (qahw_module_t *)hw_module;
qahw_module_t *qahw_module_temp;
audio_hw_device_t *audio_device;
pthread_mutex_lock(&qahw_module_init_lock);
qahw_module_temp = get_qahw_module_by_ptr_l(qahw_module);
pthread_mutex_unlock(&qahw_module_init_lock);
if (qahw_module_temp == NULL) {
ALOGE("%s:: invalid hw module %p", __func__, qahw_module);
goto exit;
}
pthread_mutex_lock(&qahw_module->lock);
audio_device = qahw_module->audio_device;
if (qahw_module->audio_device->get_input_buffer_size) {
rc = audio_device->get_input_buffer_size(qahw_module->audio_device,
config);
} else {
rc = -ENOSYS;
ALOGW("%s not supported", __func__);
}
pthread_mutex_unlock(&qahw_module->lock);
exit:
return rc;
}
/*
* This method creates and opens the audio hardware output stream.
* The "address" parameter qualifies the "devices" audio device type if needed.
* The format format depends on the device type:
* - Bluetooth devices use the MAC address of the device in the form "00:11:22:AA:BB:CC"
* - USB devices use the ALSA card and device numbers in the form "card=X;device=Y"
* - Other devices may use a number or any other string.
*/
int qahw_open_output_stream_l(qahw_module_handle_t *hw_module,
audio_io_handle_t handle,
audio_devices_t devices,
audio_output_flags_t flags,
struct audio_config *config,
qahw_stream_handle_t **out_handle,
const char *address)
{
int rc = -EINVAL;
qahw_module_t *qahw_module = (qahw_module_t *)hw_module;
qahw_module_t *qahw_module_temp = NULL;
audio_hw_device_t *audio_device = NULL;
qahw_stream_out_t *qahw_stream_out = NULL;
pthread_mutex_lock(&qahw_module_init_lock);
qahw_module_temp = get_qahw_module_by_ptr_l(qahw_module);
pthread_mutex_unlock(&qahw_module_init_lock);
if (qahw_module_temp == NULL) {
ALOGE("%s:: invalid hw module %p", __func__, qahw_module);
return rc;
}
pthread_mutex_lock(&qahw_module->lock);
audio_device = qahw_module->audio_device;
qahw_stream_out = (qahw_stream_out_t *)calloc(1, sizeof(qahw_stream_out_t));
if (qahw_stream_out == NULL) {
ALOGE("%s:: calloc failed for out stream_out_t",__func__);
rc = -ENOMEM;
goto exit;
}
rc = audio_device->open_output_stream(audio_device,
handle,
devices,
flags,
config,
&qahw_stream_out->stream,
address);
if (rc) {
ALOGE("%s::open output stream failed %d",__func__, rc);
free(qahw_stream_out);
} else {
qahw_stream_out->module = hw_module;
*out_handle = (void *)qahw_stream_out;
pthread_mutex_init(&qahw_stream_out->lock, (const pthread_mutexattr_t *)NULL);
list_add_tail(&qahw_module->out_list, &qahw_stream_out->list);
/* clear any existing errors */
const char *error;
dlerror();
qahw_stream_out->qahwi_out_get_param_data = (qahwi_out_get_param_data_t)
dlsym(qahw_module->module->dso,
"qahwi_out_get_param_data");
if ((error = dlerror()) != NULL) {
ALOGI("%s: dlsym error %s for qahwi_out_get_param_data",
__func__, error);
qahw_stream_out->qahwi_out_get_param_data = NULL;
}
dlerror();
qahw_stream_out->qahwi_out_set_param_data = (qahwi_out_set_param_data_t)
dlsym(qahw_module->module->dso,
"qahwi_out_set_param_data");
if ((error = dlerror()) != NULL) {
ALOGI("%s: dlsym error %s for qahwi_out_set_param_data",
__func__, error);
qahw_stream_out->qahwi_out_set_param_data = NULL;
}
}
/* dlsym qahwi_out_write_v2 */
if (!rc) {
const char *error;
/* clear any existing errors */
dlerror();
qahw_stream_out->qahwi_out_write_v2 = (qahwi_out_write_v2_t)dlsym(qahw_module->module->dso, "qahwi_out_write_v2");
if ((error = dlerror()) != NULL) {
ALOGI("%s: dlsym error %s for qahwi_out_write_v2", __func__, error);
qahw_stream_out->qahwi_out_write_v2 = NULL;
}
}
exit:
pthread_mutex_unlock(&qahw_module->lock);
return rc;
}
int qahw_close_output_stream_l(qahw_stream_handle_t *out_handle)
{
int rc = 0;
qahw_stream_out_t *qahw_stream_out = (qahw_stream_out_t *)out_handle;
qahw_module_t *qahw_module = NULL;
audio_hw_device_t *audio_device = NULL;
if (!is_valid_qahw_stream_l((void *)qahw_stream_out, STREAM_DIR_OUT)) {
ALOGE("%s::Invalid out handle %p", __func__, out_handle);
rc = -EINVAL;
goto exit;
}
ALOGV("%s::calling device close_output_stream %p", __func__, out_handle);
pthread_mutex_lock(&qahw_stream_out->lock);
qahw_module = qahw_stream_out->module;
audio_device = qahw_module->audio_device;
audio_device->close_output_stream(audio_device,
qahw_stream_out->stream);
pthread_mutex_lock(&qahw_module->lock);
list_remove(&qahw_stream_out->list);
pthread_mutex_unlock(&qahw_module->lock);
pthread_mutex_unlock(&qahw_stream_out->lock);
pthread_mutex_destroy(&qahw_stream_out->lock);
free(qahw_stream_out);
exit:
return rc;
}
/* This method creates and opens the audio hardware input stream */
int qahw_open_input_stream_l(qahw_module_handle_t *hw_module,
audio_io_handle_t handle,
audio_devices_t devices,
struct audio_config *config,
qahw_stream_handle_t **in_handle,
audio_input_flags_t flags,
const char *address,
audio_source_t source)
{
int rc = -EINVAL;
qahw_module_t *qahw_module = (qahw_module_t *)hw_module;
qahw_module_t *qahw_module_temp = NULL;
audio_hw_device_t *audio_device = NULL;
qahw_stream_in_t *qahw_stream_in = NULL;
pthread_mutex_lock(&qahw_module_init_lock);
qahw_module_temp = get_qahw_module_by_ptr_l(qahw_module);
pthread_mutex_unlock(&qahw_module_init_lock);
if (qahw_module_temp == NULL) {
ALOGE("%s:: invalid hw module %p", __func__, qahw_module);
return rc;
}
pthread_mutex_lock(&qahw_module->lock);
audio_device = qahw_module->audio_device;
qahw_stream_in = (qahw_stream_in_t *)calloc(1, sizeof(qahw_stream_in_t));
if (qahw_stream_in == NULL) {
ALOGE("%s:: calloc failed for in stream_in_t",__func__);
rc = -ENOMEM;
goto exit;
}
rc = audio_device->open_input_stream(audio_device,
handle,
devices,
config,
&qahw_stream_in->stream,
flags,
address,
source);
if (rc) {
ALOGE("%s::open input stream failed %d",__func__, rc);
free(qahw_stream_in);
} else {
qahw_stream_in->module = hw_module;
*in_handle = (void *)qahw_stream_in;
pthread_mutex_init(&qahw_stream_in->lock, (const pthread_mutexattr_t *)NULL);
list_add_tail(&qahw_module->in_list, &qahw_stream_in->list);
}
/* dlsym qahwi_in_read_v2 if timestamp flag is used */
if (!rc && ((flags & QAHW_INPUT_FLAG_TIMESTAMP) ||
(flags & QAHW_INPUT_FLAG_PASSTHROUGH))) {
const char *error;
/* clear any existing errors */
dlerror();
qahw_stream_in->qahwi_in_read_v2 = (qahwi_in_read_v2_t)
dlsym(qahw_module->module->dso, "qahwi_in_read_v2");
if ((error = dlerror()) != NULL) {
ALOGI("%s: dlsym error %s for qahwi_in_read_v2", __func__, error);
qahw_stream_in->qahwi_in_read_v2 = NULL;
}
}
exit:
pthread_mutex_unlock(&qahw_module->lock);
return rc;
}
int qahw_close_input_stream_l(qahw_stream_handle_t *in_handle)
{
int rc = 0;
qahw_stream_in_t *qahw_stream_in = (qahw_stream_in_t *)in_handle;
qahw_module_t *qahw_module = NULL;
audio_hw_device_t *audio_device = NULL;
if (!is_valid_qahw_stream_l((void *)qahw_stream_in, STREAM_DIR_IN)) {
ALOGV("%s::Invalid in handle %p", __func__, in_handle);
rc = -EINVAL;
goto exit;
}
ALOGV("%s:: calling device close_input_stream %p", __func__, in_handle);
pthread_mutex_lock(&qahw_stream_in->lock);
qahw_module = qahw_stream_in->module;
audio_device = qahw_module->audio_device;
audio_device->close_input_stream(audio_device,
qahw_stream_in->stream);
pthread_mutex_lock(&qahw_module->lock);
list_remove(&qahw_stream_in->list);
pthread_mutex_unlock(&qahw_module->lock);
pthread_mutex_unlock(&qahw_stream_in->lock);
pthread_mutex_destroy(&qahw_stream_in->lock);
free(qahw_stream_in);
exit:
return rc;
}
/*returns current QTI HAL verison */
int qahw_get_version_l() {
return QAHW_MODULE_API_VERSION_CURRENT;
}
/* Load AHAL module to run audio and sva concurrency */
static void load_st_hal()
{
#ifdef SVA_AUDIO_CONC
int rc = -EINVAL;
const hw_module_t* module = NULL;
rc = hw_get_module_by_class(SOUND_TRIGGER_HARDWARE_MODULE_ID, "primary", &module);
if (rc) {
ALOGE("%s: AHAL Loading failed %d", __func__, rc);
goto error;
}
rc = sound_trigger_hw_device_open(module, &st_hw_device);
if (rc) {
ALOGE("%s: AHAL Device open failed %d", __func__, rc);
st_hw_device = NULL;
}
error:
return;
#else
return;
#endif /*SVA_AUDIO_CONC*/
}
static void unload_st_hal()
{
#ifdef SVA_AUDIO_CONC
if (st_hw_device == NULL) {
ALOGE("%s: audio device is NULL",__func__);
return;
}
sound_trigger_hw_device_close(st_hw_device);
st_hw_device = NULL;
#else
return;
#endif /*SVA_AUDIO_CONC*/
}
/* convenience API for opening and closing an audio HAL module */
qahw_module_handle_t *qahw_load_module_l(const char *hw_module_id)
{
int rc = -EINVAL;
qahw_module_handle_t *qahw_mod_handle = NULL;
qahw_module_t *qahw_module = NULL;
char *ahal_name = NULL;
const hw_module_t* module = NULL;
audio_hw_device_t* audio_device = NULL;
if (hw_module_id == NULL) {
ALOGE("%s::module id is NULL",__func__);
goto exit;
}
if (!strcmp(hw_module_id, QAHW_MODULE_ID_PRIMARY)) {
ahal_name = "primary";
} else if (!strcmp(hw_module_id, QAHW_MODULE_ID_A2DP)) {
ahal_name = "a2dp";
} else if (!strcmp(hw_module_id, QAHW_MODULE_ID_USB)) {
ahal_name = "usb";
} else {
ALOGE("%s::Invalid Module id %s", __func__, hw_module_id);
goto exit;
}
/* return exiting module ptr if already loaded */
pthread_mutex_lock(&qahw_module_init_lock);
if (qahw_list_count > 0) {
qahw_module = get_qahw_module_by_name_l(hw_module_id);
if(qahw_module != NULL) {
qahw_mod_handle = (void *)qahw_module;
pthread_mutex_lock(&qahw_module->lock);
qahw_module->ref_count++;
pthread_mutex_unlock(&qahw_module->lock);
goto error_exit;
}
}
rc = hw_get_module_by_class(AUDIO_HARDWARE_MODULE_ID, ahal_name, &module);
if(rc) {
ALOGE("%s::HAL Loading failed %d", __func__, rc);
goto error_exit;
}
rc = audio_hw_device_open(module, &audio_device);
if(rc) {
ALOGE("%s::HAL Device open failed %d", __func__, rc);
goto error_exit;
}
qahw_module = (qahw_module_t *)calloc(1, sizeof(qahw_module_t));
if(qahw_module == NULL) {
ALOGE("%s::calloc failed", __func__);
audio_hw_device_close(audio_device);
goto error_exit;
}
qahw_module->module = module;
ALOGD("%s::Loaded HAL %s module %p", __func__, ahal_name, qahw_module);
qahw_module->qahwi_get_param_data = (qahwi_get_param_data_t) dlsym (module->dso,
"qahwi_get_param_data");
if (!qahw_module->qahwi_get_param_data)
ALOGD("%s::qahwi_get_param_data api is not defined\n",__func__);
qahw_module->qahwi_set_param_data = (qahwi_set_param_data_t) dlsym (module->dso,
"qahwi_set_param_data");
if (!qahw_module->qahwi_set_param_data)
ALOGD("%s::qahwi_set_param_data api is not defined\n",__func__);
qahw_module->qahwi_loopback_set_param_data = (qahwi_loopback_set_param_data_t)
dlsym(module->dso,
"qahwi_loopback_set_param_data");
if (!qahw_module->qahwi_loopback_set_param_data)
ALOGD("%s::qahwi_loopback_set_param_data api is not defined\n", __func__);
if (!qahw_list_count)
list_init(&qahw_module_list);
qahw_list_count++;
pthread_mutex_init(&qahw_module->lock, (const pthread_mutexattr_t *) NULL);
pthread_mutex_lock(&qahw_module->lock);
qahw_module->ref_count++;
pthread_mutex_unlock(&qahw_module->lock);
list_init(&qahw_module->out_list);
list_init(&qahw_module->in_list);
/* update qahw_module */
qahw_module->audio_device = audio_device;
strlcpy(&qahw_module->module_name[0], hw_module_id, MAX_MODULE_NAME_LENGTH);
qahw_mod_handle = (void *)qahw_module;
/* Add module list to global module list */
list_add_tail(&qahw_module_list, &qahw_module->module_list);
load_st_hal();
error_exit:
pthread_mutex_unlock(&qahw_module_init_lock);
exit:
return qahw_mod_handle;
}
int qahw_unload_module_l(qahw_module_handle_t *hw_module)
{
int rc = -EINVAL;
bool is_empty = false;
qahw_module_t *qahw_module = (qahw_module_t *)hw_module;
qahw_module_t *qahw_module_temp = NULL;
/* close HW device if its valid and all the streams on
* it is closed
*/
pthread_mutex_lock(&qahw_module_init_lock);
qahw_module_temp = get_qahw_module_by_ptr_l(qahw_module);
if (qahw_module_temp == NULL) {
ALOGE("%s:: invalid hw module %p", __func__, qahw_module);
goto error_exit;
}
pthread_mutex_lock(&qahw_module->lock);
qahw_module->ref_count--;
if (qahw_module->ref_count > 0) {
rc = 0;
ALOGE("%s:: skipping module unload of %p count %d", __func__,
qahw_module,
qahw_module->ref_count);
pthread_mutex_unlock(&qahw_module->lock);
goto error_exit;
}
is_empty = (list_empty(&qahw_module->out_list) &&
list_empty(&qahw_module->in_list));
if (is_empty) {
rc = audio_hw_device_close(qahw_module->audio_device);
if(rc) {
ALOGE("%s::HAL Device close failed Error %d Module %p",__func__,
rc, qahw_module);
rc = 0;
}
qahw_list_count--;
list_remove(&qahw_module->module_list);
pthread_mutex_unlock(&qahw_module->lock);
pthread_mutex_destroy(&qahw_module->lock);
free(qahw_module);
} else {
pthread_mutex_unlock(&qahw_module->lock);
ALOGE("%s::failed as all the streams on this module"
"is not closed", __func__);
rc = -EINVAL;
}
unload_st_hal();
error_exit:
pthread_mutex_unlock(&qahw_module_init_lock);
return rc;
}
__END_DECLS