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ASoC: AQT1000: Add driver for AQT1000 codec

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AQT1000 codec is a hifi headset that supports audio
playback and recording on headset. It also supports
playback of fractional sampling rates. Audio playback
and recording is transferred through I2S interface.
Add driver for AQT1000 codec

Change-Id: Iba163e9203d67216cdbf87727b06801356a001e3
Signed-off-by: Sudheer Papothi <spapothi@codeaurora.org>
This commit is contained in:
Sudheer Papothi
2017-12-12 21:27:32 +05:30
rodzic b05cd67f29
commit 3e42fefa2f
17 zmienionych plików z 9644 dodań i 0 usunięć
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asoc/codecs/aqt1000/aqt1000-mbhc.h Normal file
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/*
* Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef __AQT_MBHC_H__
#define __AQT_MBHC_H__
#include "../wcd-mbhc-v2.h"
enum aqt_on_demand_supply_name {
AQT_ON_DEMAND_MICBIAS = 0,
AQT_ON_DEMAND_SUPPLIES_MAX,
};
struct aqt_on_demand_supply {
struct regulator *supply;
int ondemand_supply_count;
};
struct aqt_mbhc {
struct wcd_mbhc wcd_mbhc;
struct blocking_notifier_head notifier;
struct aqt_on_demand_supply on_demand_list[
AQT_ON_DEMAND_SUPPLIES_MAX];
struct aqt1000 *aqt;
struct fw_info *fw_data;
bool mbhc_started;
bool is_hph_recover;
};
#if IS_ENABLED(CONFIG_SND_SOC_AQT_MBHC)
extern int aqt_mbhc_init(struct aqt_mbhc **mbhc,
struct snd_soc_codec *codec,
struct fw_info *fw_data);
extern void aqt_mbhc_hs_detect_exit(struct snd_soc_codec *codec);
extern int aqt_mbhc_hs_detect(struct snd_soc_codec *codec,
struct wcd_mbhc_config *mbhc_cfg);
extern void aqt_mbhc_deinit(struct snd_soc_codec *codec);
extern int aqt_mbhc_post_ssr_init(struct aqt_mbhc *mbhc,
struct snd_soc_codec *codec);
extern int aqt_mbhc_get_impedance(struct aqt_mbhc *aqt_mbhc,
uint32_t *zl, uint32_t *zr);
#else
static inline int aqt_mbhc_init(struct aqt_mbhc **mbhc,
struct snd_soc_codec *codec,
struct fw_info *fw_data)
{
return 0;
}
static inline void aqt_mbhc_hs_detect_exit(struct snd_soc_codec *codec)
{
}
static inline int aqt_mbhc_hs_detect(struct snd_soc_codec *codec,
struct wcd_mbhc_config *mbhc_cfg)
{
return 0;
}
static inline void aqt_mbhc_deinit(struct snd_soc_codec *codec)
{
}
static inline int aqt_mbhc_post_ssr_init(struct aqt_mbhc *mbhc,
struct snd_soc_codec *codec)
{
return 0;
}
static inline int aqt_mbhc_get_impedance(struct aqt_mbhc *aqt_mbhc,
uint32_t *zl, uint32_t *zr)
{
if (zl)
*zl = 0;
if (zr)
*zr = 0;
return -EINVAL;
}
#endif
#endif /* __AQT_MBHC_H__ */