WSL2-Linux-Kernel/include/sound/hda_hwdep.h

32 строки
736 B
C

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* HWDEP Interface for HD-audio codec
*
* Copyright (c) 2007 Takashi Iwai <tiwai@suse.de>
*/
#ifndef __SOUND_HDA_HWDEP_H
#define __SOUND_HDA_HWDEP_H
#define HDA_HWDEP_VERSION ((1 << 16) | (0 << 8) | (0 << 0)) /* 1.0.0 */
/* verb */
#define HDA_REG_NID_SHIFT 24
#define HDA_REG_VERB_SHIFT 8
#define HDA_REG_VAL_SHIFT 0
#define HDA_VERB(nid,verb,param) ((nid)<<24 | (verb)<<8 | (param))
struct hda_verb_ioctl {
u32 verb; /* HDA_VERB() */
u32 res; /* response */
};
/*
* ioctls
*/
#define HDA_IOCTL_PVERSION _IOR('H', 0x10, int)
#define HDA_IOCTL_VERB_WRITE _IOWR('H', 0x11, struct hda_verb_ioctl)
#define HDA_IOCTL_GET_WCAP _IOWR('H', 0x12, struct hda_verb_ioctl)
#endif