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111 lines
3.2 KiB
111 lines
3.2 KiB
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
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#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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#include <linux/types.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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#define SNDRV_FIREWIRE_EVENT_EFW_RESPONSE 0x4e617475 |
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#define SNDRV_FIREWIRE_EVENT_DIGI00X_MESSAGE 0x746e736c |
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#define SNDRV_FIREWIRE_EVENT_MOTU_NOTIFICATION 0x64776479 |
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#define SNDRV_FIREWIRE_EVENT_TASCAM_CONTROL 0x7473636d |
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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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#define SND_EFW_TRANSACTION_USER_SEQNUM_MAX ((__u32)((__u16)~0) - 1) |
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/* each field should be in big endian */ |
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struct snd_efw_transaction { |
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__be32 length; |
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__be32 version; |
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__be32 seqnum; |
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__be32 category; |
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__be32 command; |
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__be32 status; |
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__be32 params[0]; |
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}; |
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struct snd_firewire_event_efw_response { |
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unsigned int type; |
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__be32 response[0]; /* some responses */ |
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}; |
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struct snd_firewire_event_digi00x_message { |
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unsigned int type; |
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__u32 message; /* Digi00x-specific message */ |
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}; |
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struct snd_firewire_event_motu_notification { |
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unsigned int type; |
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__u32 message; /* MOTU-specific bits. */ |
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}; |
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struct snd_firewire_tascam_change { |
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unsigned int index; |
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__be32 before; |
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__be32 after; |
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}; |
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struct snd_firewire_event_tascam_control { |
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unsigned int type; |
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struct snd_firewire_tascam_change changes[0]; |
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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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struct snd_firewire_event_efw_response efw_response; |
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struct snd_firewire_event_digi00x_message digi00x_message; |
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struct snd_firewire_event_tascam_control tascam_control; |
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struct snd_firewire_event_motu_notification motu_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_IOCTL_TASCAM_STATE _IOR('H', 0xfb, struct snd_firewire_tascam_state) |
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#define SNDRV_FIREWIRE_TYPE_DICE 1 |
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#define SNDRV_FIREWIRE_TYPE_FIREWORKS 2 |
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#define SNDRV_FIREWIRE_TYPE_BEBOB 3 |
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#define SNDRV_FIREWIRE_TYPE_OXFW 4 |
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#define SNDRV_FIREWIRE_TYPE_DIGI00X 5 |
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#define SNDRV_FIREWIRE_TYPE_TASCAM 6 |
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#define SNDRV_FIREWIRE_TYPE_MOTU 7 |
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#define SNDRV_FIREWIRE_TYPE_FIREFACE 8 |
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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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#define SNDRV_FIREWIRE_TASCAM_STATE_COUNT 64 |
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struct snd_firewire_tascam_state { |
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__be32 data[SNDRV_FIREWIRE_TASCAM_STATE_COUNT]; |
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}; |
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#endif /* _UAPI_SOUND_FIREWIRE_H_INCLUDED */
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