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3b098eb486
When installing, "scripts/headers_install.sh" will strip guard macro' "_UAPI" to prevent from appearing it to users. And also, all another files which need uapi prefix always use "_UAPI", not "UAPI". So use "_UAPI" instead of "UAPI" on the guard macro, and also give a comment for "#endif". Signed-off-by: Chen Gang <gang.chen@asianux.com> Acked-by: Clemens Ladisch <clemens@ladisch.de> Signed-off-by: Takashi Iwai <tiwai@suse.de>
51 lines
1.4 KiB
C
51 lines
1.4 KiB
C
#ifndef _UAPI_SOUND_FIREWIRE_H_INCLUDED
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#define _UAPI_SOUND_FIREWIRE_H_INCLUDED
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#include <linux/ioctl.h>
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/* events can be read() from the hwdep device */
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#define SNDRV_FIREWIRE_EVENT_LOCK_STATUS 0x000010cc
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#define SNDRV_FIREWIRE_EVENT_DICE_NOTIFICATION 0xd1ce004e
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struct snd_firewire_event_common {
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unsigned int type; /* SNDRV_FIREWIRE_EVENT_xxx */
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};
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struct snd_firewire_event_lock_status {
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unsigned int type;
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unsigned int status; /* 0/1 = unlocked/locked */
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};
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struct snd_firewire_event_dice_notification {
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unsigned int type;
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unsigned int notification; /* DICE-specific bits */
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};
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union snd_firewire_event {
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struct snd_firewire_event_common common;
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struct snd_firewire_event_lock_status lock_status;
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struct snd_firewire_event_dice_notification dice_notification;
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};
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#define SNDRV_FIREWIRE_IOCTL_GET_INFO _IOR('H', 0xf8, struct snd_firewire_get_info)
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#define SNDRV_FIREWIRE_IOCTL_LOCK _IO('H', 0xf9)
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#define SNDRV_FIREWIRE_IOCTL_UNLOCK _IO('H', 0xfa)
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#define SNDRV_FIREWIRE_TYPE_DICE 1
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/* Fireworks, AV/C, RME, MOTU, ... */
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struct snd_firewire_get_info {
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unsigned int type; /* SNDRV_FIREWIRE_TYPE_xxx */
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unsigned int card; /* same as fw_cdev_get_info.card */
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unsigned char guid[8];
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char device_name[16]; /* device node in /dev */
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};
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/*
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* SNDRV_FIREWIRE_IOCTL_LOCK prevents the driver from streaming.
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* Returns -EBUSY if the driver is already streaming.
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*/
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#endif /* _UAPI_SOUND_FIREWIRE_H_INCLUDED */
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