43bbb87652
Update file header to GPL-2.0-only. Change-Id: Ic1542a3209a5fe73c937a5b36491ede4a451936d Signed-off-by: Meng Wang <mengw@codeaurora.org>
34 baris
1.0 KiB
C
34 baris
1.0 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2014, 2017, The Linux Foundation. All rights reserved.
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*/
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#ifndef _AUDIO_CALIBRATION_H
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#define _AUDIO_CALIBRATION_H
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#include <linux/msm_audio_calibration.h>
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/* Used by driver in buffer_number field to notify client
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* To update all blocks, for example: freeing all memory
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*/
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#define ALL_CAL_BLOCKS -1
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struct audio_cal_callbacks {
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int (*alloc)(int32_t cal_type, size_t data_size, void *data);
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int (*dealloc)(int32_t cal_type, size_t data_size, void *data);
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int (*pre_cal)(int32_t cal_type, size_t data_size, void *data);
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int (*set_cal)(int32_t cal_type, size_t data_size, void *data);
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int (*get_cal)(int32_t cal_type, size_t data_size, void *data);
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int (*post_cal)(int32_t cal_type, size_t data_size, void *data);
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};
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struct audio_cal_reg {
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int32_t cal_type;
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struct audio_cal_callbacks callbacks;
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};
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int audio_cal_register(int num_cal_types, struct audio_cal_reg *reg_data);
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int audio_cal_deregister(int num_cal_types, struct audio_cal_reg *reg_data);
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#endif
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