linux/sound/soc/intel/boards/hda_dsp_common.c

// SPDX-License-Identifier: GPL-2.0-only
//
// Copyright(c) 2019 Intel Corporation

#include <linux/module.h>
#include <sound/pcm.h>
#include <sound/soc.h>
#include <sound/hda_codec.h>
#include <sound/hda_i915.h>
#include "../../codecs/hdac_hda.h"

#include "hda_dsp_common.h"

#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC)

/*
 * Search card topology and return PCM device number
 * matching Nth HDMI device (zero-based index).
 */
static struct snd_pcm *hda_dsp_hdmi_pcm_handle(struct snd_soc_card *card,
					       int hdmi_idx)
{ … }

/*
 * Search card topology and register HDMI PCM related controls
 * to codec driver.
 */
int hda_dsp_hdmi_build_controls(struct snd_soc_card *card,
				struct snd_soc_component *comp)
{ … }
EXPORT_SYMBOL_NS(…);

#endif

MODULE_DESCRIPTION(…) …;
MODULE_LICENSE(…) …;