add 4 io

hc

2023-08-21 ef9e1ccebba20d2e3859126411166909a383f483

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/* SPDX-License-Identifier: GPL-2.0 */
#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