input/device_patch.c

/*
* Copyright (C) 2017 Amlogic Corporation.
*
* 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 "audio_hw_input_dtv"

#include <system/audio.h>

#include "device_patch.h"
#include "audio_hw_utils.h"
#if 0
void create_tvin_buffer(struct aml_audio_patch *patch)
{
    int ret;

    if (patch->is_dtv_src) {
        /* dtv case: buffer len = 32 * 4 ms */
        ret = ring_buffer_init(&patch->tvin_ringbuffer, (32 * 4) * (48 * 4));
    } else {
        ret = ring_buffer_init(&patch->tvin_ringbuffer, 4 * 48 * 64);
    }
    ALOGI("[%s] aring_buffer_init ret=%d\n", __FUNCTION__, ret);
    if (ret == 0) {
        patch->tvin_buffer_inited = 1;
    }

}

void release_tvin_buffer(struct aml_audio_patch *patch)
{
    if (patch->tvin_buffer_inited == 1) {
        patch->tvin_buffer_inited = 0;
        ring_buffer_release(&(patch->tvin_ringbuffer));
    }
}
#endif

/*
    Function:dump all audio patch's information
    Details:
        1) android audio patch list register in audio hal
        2) amlogic device patches created dynamicly by audio hal
*/
void adev_audio_patches_dump(struct aml_audio_device* aml_dev, int fd)
{
    audio_patch_list_dump(aml_dev, fd);
}