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