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sound-compatible-4.18.h
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sound-compatible-4.18.h
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/*
* (C) Copyright 2017-2018
* Seeed Technology Co., Ltd. <www.seeedstudio.com>
*
* PeterYang <[email protected]>
*/
#ifndef __SOUND_COMPATIBLE_4_18_H__
#define __SOUND_COMPATIBLE_4_18_H__
#include <linux/version.h>
#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,17,0)
#define __NO_SND_SOC_CODEC_DRV 1
#else
#define __NO_SND_SOC_CODEC_DRV 0
#endif
#if LINUX_VERSION_CODE < KERNEL_VERSION(5,4,0)
#if __has_attribute(__fallthrough__)
# define fallthrough __attribute__((__fallthrough__))
#else
# define fallthrough do {} while (0) /* fallthrough */
#endif
#endif
#if __NO_SND_SOC_CODEC_DRV
#define codec component
#define snd_soc_codec snd_soc_component
#define snd_soc_codec_driver snd_soc_component_driver
#define snd_soc_codec_get_drvdata snd_soc_component_get_drvdata
#define snd_soc_codec_get_dapm snd_soc_component_get_dapm
#define snd_soc_codec_get_bias_level snd_soc_component_get_bias_level
#define snd_soc_kcontrol_codec snd_soc_kcontrol_component
#if LINUX_VERSION_CODE >= KERNEL_VERSION(5,9,0)
#define snd_soc_read snd_soc_component_read
#else
#define snd_soc_read snd_soc_component_read32
#endif
#define snd_soc_register_codec devm_snd_soc_register_component
#define snd_soc_unregister_codec snd_soc_unregister_component
#define snd_soc_update_bits snd_soc_component_update_bits
#define snd_soc_write snd_soc_component_write
#define snd_soc_add_codec_controls snd_soc_add_component_controls
#endif
#endif//__SOUND_COMPATIBLE_4_18_H__