sound/soc/intel/boards/hda_dsp_common.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /*
   3  * Copyright(c) 2019 Intel Corporation.
   4  */
   5
   6 /*
   7  * This file defines helper functions used by multiple
   8  * Intel HDA based machine drivers.
   9  */
  10
  11 #ifndef __HDA_DSP_COMMON_H
  12 #define __HDA_DSP_COMMON_H
  13
  14 #include <sound/hda_codec.h>
  15 #include <sound/hda_i915.h>
  16 #include "../../codecs/hdac_hda.h"
  17
  18 struct snd_pcm *hda_dsp_hdmi_pcm_handle(struct snd_soc_card *card,
  19                                         int hdmi_idx);
  20
  21 #if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_AUDIO_CODEC)
  22 int hda_dsp_hdmi_build_controls(struct snd_soc_card *card,
  23                                 struct snd_soc_component *comp);
  24 #else
  25 static inline int hda_dsp_hdmi_build_controls(struct snd_soc_card *card,
  26                                               struct snd_soc_component *comp)
  27 {
  28         return -EINVAL;
  29 }
  30 #endif
  31
  32 #endif /* __HDA_DSP_COMMON_H */