7277bb1171
add lpass hw core request before request for the set clk cfg in the case of primary and tertiary interface along with fractional sample rate related clock request. Change-Id: I273e6963ee39e350c44e5bcf35427327b7189cd1 Signed-off-by: Prasad Kumpatla <pkumpatl@codeaurora.org>
71 lines
2.0 KiB
C
71 lines
2.0 KiB
C
/* Copyright (c) 2020-2021, The Linux Foundation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 and
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* only version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef _MSM_COMMON_H_
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#define _MSM_COMMON_H_
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#include <sound/soc.h>
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#include <sound/pcm.h>
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enum {
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MI2S = 0,
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TDM,
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AUXPCM,
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};
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enum {
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PRI_MI2S_TDM_AUXPCM = 0,
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SEC_MI2S_TDM_AUXPCM,
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TER_MI2S_TDM_AUXPCM,
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QUAT_MI2S_TDM_AUXPCM,
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QUIN_MI2S_TDM_AUXPCM,
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SEN_MI2S_TDM_AUXPCM,
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MI2S_TDM_AUXPCM_MAX,
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};
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struct msm_common_pdata {
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uint8_t *aud_dev_state;
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struct kobject aud_dev_kobj;
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uint8_t dsp_sessions_closed;
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uint32_t num_aud_devs;
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struct device_node *mi2s_gpio_p[MI2S_TDM_AUXPCM_MAX];
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struct mutex lock[MI2S_TDM_AUXPCM_MAX];
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u32 tdm_max_slots; /* Max TDM slots used */
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atomic_t mi2s_gpio_ref_cnt[MI2S_TDM_AUXPCM_MAX];
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atomic_t lpass_intf_clk_ref_cnt[MI2S_TDM_AUXPCM_MAX];
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atomic_t lpass_audio_hw_vote_ref_cnt;
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struct clk *lpass_audio_hw_vote;
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uint32_t is_audio_hw_vote_required[MI2S_TDM_AUXPCM_MAX];
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};
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int snd_card_notify_user(int card_status);
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struct msm_common_pdata *msm_common_get_pdata(struct snd_soc_card *card);
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void msm_common_set_pdata(struct snd_soc_card *card,
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struct msm_common_pdata *pdata);
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int snd_card_sysfs_init(void);
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int msm_common_snd_hw_params(struct snd_pcm_substream *substream,
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struct snd_pcm_hw_params *params);
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int msm_common_snd_startup(struct snd_pcm_substream *substream);
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void msm_common_snd_shutdown(struct snd_pcm_substream *substream);
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int msm_common_snd_init(struct platform_device *pdev,
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struct snd_soc_card *card);
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void msm_common_snd_deinit(struct msm_common_pdata *pdata);
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int msm_common_dai_link_init(struct snd_soc_pcm_runtime *rtd);
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#endif
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