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- // SPDX-License-Identifier: GPL-2.0-only
- /*
- * Copyright (c) 2020-2021, The Linux Foundation. All rights reserved.
- * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
- */
- #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,
- 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;
- struct mutex aud_dev_lock;
- 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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