관리-도구

편집 파일: hda_hwdep.h

/* 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