52 lines
1.3 KiB
C
52 lines
1.3 KiB
C
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// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
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//
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// Copyright 2021 NXP
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//
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// Author: Daniel Baluta <daniel.baluta@nxp.com>
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#include <sound/soc.h>
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#include <sound/sof.h>
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#include <sound/compress_driver.h>
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#include "sof-audio.h"
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#include "sof-priv.h"
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static void snd_sof_compr_fragment_elapsed_work(struct work_struct *work)
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{
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struct snd_sof_pcm_stream *sps =
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container_of(work, struct snd_sof_pcm_stream,
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period_elapsed_work);
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snd_compr_fragment_elapsed(sps->cstream);
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}
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void snd_sof_compr_init_elapsed_work(struct work_struct *work)
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{
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INIT_WORK(work, snd_sof_compr_fragment_elapsed_work);
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}
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/*
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* sof compr fragment elapse, this could be called in irq thread context
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*/
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void snd_sof_compr_fragment_elapsed(struct snd_compr_stream *cstream)
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{
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struct snd_soc_component *component;
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struct snd_soc_pcm_runtime *rtd;
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struct snd_sof_pcm *spcm;
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if (!cstream)
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return;
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rtd = cstream->private_data;
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component = snd_soc_rtdcom_lookup(rtd, SOF_AUDIO_PCM_DRV_NAME);
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spcm = snd_sof_find_spcm_dai(component, rtd);
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if (!spcm) {
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dev_err(component->dev,
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"fragment elapsed called for unknown stream!\n");
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return;
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}
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/* use the same workqueue-based solution as for PCM, cf. snd_sof_pcm_elapsed */
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schedule_work(&spcm->stream[cstream->direction].period_elapsed_work);
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}
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