You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
100 lines
2.7 KiB
100 lines
2.7 KiB
/* acoustics_default.cpp
|
|
**
|
|
** Copyright 2009 Wind River Systems
|
|
**
|
|
** Licensed under the Apache License, Version 2.0 (the "License");
|
|
** you may not use this file except in compliance with the License.
|
|
** You may obtain a copy of the License at
|
|
**
|
|
** http://www.apache.org/licenses/LICENSE-2.0
|
|
**
|
|
** Unless required by applicable law or agreed to in writing, software
|
|
** distributed under the License is distributed on an "AS IS" BASIS,
|
|
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
** See the License for the specific language governing permissions and
|
|
** limitations under the License.
|
|
*/
|
|
|
|
#define LOG_TAG "AcousticsModule"
|
|
#include <utils/Log.h>
|
|
|
|
#include "AudioHardwareALSA.h"
|
|
|
|
namespace android
|
|
{
|
|
|
|
static int s_device_open(const hw_module_t*, const char*, hw_device_t**);
|
|
static int s_device_close(hw_device_t*);
|
|
|
|
static status_t s_use_handle(acoustic_device_t *, alsa_handle_t *);
|
|
static status_t s_cleanup(acoustic_device_t *);
|
|
static status_t s_set_params(acoustic_device_t *,
|
|
AudioSystem::audio_in_acoustics, void *params);
|
|
|
|
static hw_module_methods_t s_module_methods = {
|
|
open : s_device_open
|
|
};
|
|
|
|
extern "C" hw_module_t HAL_MODULE_INFO_SYM = {
|
|
tag : HARDWARE_MODULE_TAG,
|
|
version_major : 1,
|
|
version_minor : 0,
|
|
id : ACOUSTICS_HARDWARE_MODULE_ID,
|
|
name : "ALSA acoustics module",
|
|
author : "Wind River",
|
|
methods : &s_module_methods,
|
|
dso : 0,
|
|
reserved : { 0, },
|
|
};
|
|
|
|
static int s_device_open(const hw_module_t* module, const char* name,
|
|
hw_device_t** device)
|
|
{
|
|
acoustic_device_t *dev;
|
|
dev = (acoustic_device_t *) malloc(sizeof(*dev));
|
|
if (!dev) return -ENOMEM;
|
|
|
|
memset(dev, 0, sizeof(*dev));
|
|
|
|
/* initialize the procs */
|
|
dev->common.tag = HARDWARE_DEVICE_TAG;
|
|
dev->common.version = 0;
|
|
dev->common.module = (hw_module_t *) module;
|
|
dev->common.close = s_device_close;
|
|
|
|
// Required methods...
|
|
dev->use_handle = s_use_handle;
|
|
dev->cleanup = s_cleanup;
|
|
dev->set_params = s_set_params;
|
|
|
|
// read, write, and recover are optional methods...
|
|
|
|
*device = &dev->common;
|
|
return 0;
|
|
}
|
|
|
|
static int s_device_close(hw_device_t* device)
|
|
{
|
|
free(device);
|
|
return 0;
|
|
}
|
|
|
|
static status_t s_use_handle(acoustic_device_t *dev, alsa_handle_t *h)
|
|
{
|
|
return NO_ERROR;
|
|
}
|
|
|
|
static status_t s_cleanup(acoustic_device_t *dev)
|
|
{
|
|
ALOGD("Acoustics close stub called.");
|
|
return NO_ERROR;
|
|
}
|
|
|
|
static status_t s_set_params(acoustic_device_t *dev,
|
|
AudioSystem::audio_in_acoustics acoustics, void *params)
|
|
{
|
|
ALOGD("Acoustics set_params stub called with %d.", (int)acoustics);
|
|
return NO_ERROR;
|
|
}
|
|
}
|