Files
android_kernel_samsung_sm86…/asoc/msm_common.h
Revathi Uddaraju 9d0e5be6b5 asoc: Add support for sysfs based SSR
Create sysfs node for SSR.

Change-Id: Ia181a51ae969632b739676b4b95e2bf0f50ce432
2021-02-22 01:57:49 -08:00

63 lines
1.7 KiB
C

/* Copyright (c) 2020-2021, 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 _MSM_COMMON_H_
#define _MSM_COMMON_H_
#include <sound/soc.h>
#include <sound/pcm.h>
enum {
MI2S = 0,
TDM,
AUXPCM,
};
enum {
PRI_MI2S_TDM_AUXPCM = 0,
SEC_MI2S_TDM_AUXPCM,
TER_MI2S_TDM_AUXPCM,
QUAT_MI2S_TDM_AUXPCM,
QUIN_MI2S_TDM_AUXPCM,
SEN_MI2S_TDM_AUXPCM,
MI2S_TDM_AUXPCM_MAX,
};
struct msm_common_pdata {
uint8_t *aud_dev_state;
struct kobject aud_dev_kobj;
uint8_t dsp_sessions_closed;
uint32_t num_aud_devs;
struct device_node *mi2s_gpio_p[MI2S_TDM_AUXPCM_MAX];
struct mutex lock[MI2S_TDM_AUXPCM_MAX];
atomic_t mi2s_gpio_ref_cnt[MI2S_TDM_AUXPCM_MAX];
};
int snd_card_notify_user(int card_status);
struct msm_common_pdata *msm_common_get_pdata(struct snd_soc_card *card);
void msm_common_set_pdata(struct snd_soc_card *card,
struct msm_common_pdata *pdata);
int snd_card_sysfs_init(void);
int msm_common_snd_startup(struct snd_pcm_substream *substream);
void msm_common_snd_shutdown(struct snd_pcm_substream *substream);
int msm_common_snd_init(struct platform_device *pdev,
struct snd_soc_card *card);
void msm_common_snd_deinit(struct msm_common_pdata *pdata);
int msm_common_dai_link_init(struct snd_soc_pcm_runtime *rtd);
#endif