Files
android_kernel_samsung_sm86…/include/dsp/audio_calibration.h
Meng Wang 61af6849e9 ASoC: switch audio drivers to SPDX identifier
Switch audio drivers to SPDX identifier on msm-4.19.

Change-Id: Ic3f0230a516db251b8d81e8a7e73dbc04d66fe1b
Signed-off-by: Meng Wang <mengw@codeaurora.org>
2018-12-07 15:47:32 +08:00

34 lines
1.0 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2014, 2017, The Linux Foundation. All rights reserved.
*/
#ifndef _AUDIO_CALIBRATION_H
#define _AUDIO_CALIBRATION_H
#include <linux/msm_audio_calibration.h>
/* Used by driver in buffer_number field to notify client
* To update all blocks, for example: freeing all memory
*/
#define ALL_CAL_BLOCKS -1
struct audio_cal_callbacks {
int (*alloc)(int32_t cal_type, size_t data_size, void *data);
int (*dealloc)(int32_t cal_type, size_t data_size, void *data);
int (*pre_cal)(int32_t cal_type, size_t data_size, void *data);
int (*set_cal)(int32_t cal_type, size_t data_size, void *data);
int (*get_cal)(int32_t cal_type, size_t data_size, void *data);
int (*post_cal)(int32_t cal_type, size_t data_size, void *data);
};
struct audio_cal_reg {
int32_t cal_type;
struct audio_cal_callbacks callbacks;
};
int audio_cal_register(int num_cal_types, struct audio_cal_reg *reg_data);
int audio_cal_deregister(int num_cal_types, struct audio_cal_reg *reg_data);
#endif