ALSA: pcm: add DRM ELD helper

Add a helper for the EDID like data structure, which is typically passed
from a HDMI adapter to its associated audio driver.  This informs the
audio driver of the capabilities of the attached HDMI sink.

Signed-off-by: Russell King <[email protected]>
Reviewed-by: Mark Brown <[email protected]>
Signed-off-by: Takashi Iwai <[email protected]>
This commit is contained in:
Russell King 2015-05-09 11:26:42 +01:00 • committed by Takashi Iwai
commit 838d1631b7
4 changed files with 109 additions and 0 deletions

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#ifndef __SOUND_PCM_DRM_ELD_H
#define __SOUND_PCM_DRM_ELD_H
int snd_pcm_hw_constraint_eld(struct snd_pcm_runtime *runtime, void *eld);
#endif