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/* Copyright (c) 2020-2021, The Linux Foundation. All rights reserved.
* Copyright (c) 2022 Qualcomm Innovation Center, Inc. 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>
#define DEVICE_ENABLE 1
#define DEVICE_DISABLE 0
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,
SEP_MI2S_TDM_AUXPCM,
MI2S_TDM_AUXPCM_MAX,
};
typedef enum snd_card_status_t {
SND_CARD_STATUS_OFFLINE = 0,
SND_CARD_STATUS_ONLINE = 1,
} snd_card_status_t;
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];
u32 tdm_max_slots; /* Max TDM slots used */
atomic_t mi2s_gpio_ref_cnt[MI2S_TDM_AUXPCM_MAX];
atomic_t lpass_intf_clk_ref_cnt[MI2S_TDM_AUXPCM_MAX];
atomic_t lpass_audio_hw_vote_ref_cnt;
struct clk *lpass_audio_hw_vote;
uint32_t is_audio_hw_vote_required[MI2S_TDM_AUXPCM_MAX];
uint32_t tdm_clk_attribute[MI2S_TDM_AUXPCM_MAX];
uint32_t mi2s_clk_attribute[MI2S_TDM_AUXPCM_MAX];
};
int snd_card_notify_user(snd_card_status_t card_status);
int snd_card_set_card_status(snd_card_status_t 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_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params);
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
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