40 lines
1.4 KiB
C
40 lines
1.4 KiB
C
/* Copyright (c) 2014, The Linux Foundation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 and
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* only version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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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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#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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