1e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris#ifndef _UAPI_SOUND_FIREWIRE_H_INCLUDED 2e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris#define _UAPI_SOUND_FIREWIRE_H_INCLUDED 3e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris 4e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris#include <linux/ioctl.h> 5314752488cb92b9f86028836d0b8eabd8acb6a7cChristopher Ferris#include <linux/types.h> 6e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris 7e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris/* events can be read() from the hwdep device */ 8e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris 9e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris#define SNDRV_FIREWIRE_EVENT_LOCK_STATUS 0x000010cc 10e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris#define SNDRV_FIREWIRE_EVENT_DICE_NOTIFICATION 0xd1ce004e 11314752488cb92b9f86028836d0b8eabd8acb6a7cChristopher Ferris#define SNDRV_FIREWIRE_EVENT_EFW_RESPONSE 0x4e617475 1212e1f28cce28271eb109a5bae818a804f0c3bb27Christopher Ferris#define SNDRV_FIREWIRE_EVENT_DIGI00X_MESSAGE 0x746e736c 13e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris 14e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferrisstruct snd_firewire_event_common { 15e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris unsigned int type; /* SNDRV_FIREWIRE_EVENT_xxx */ 16e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris}; 17e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris 18e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferrisstruct snd_firewire_event_lock_status { 19e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris unsigned int type; 20e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris unsigned int status; /* 0/1 = unlocked/locked */ 21e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris}; 22e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris 23e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferrisstruct snd_firewire_event_dice_notification { 24e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris unsigned int type; 25e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris unsigned int notification; /* DICE-specific bits */ 26e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris}; 27e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris 28314752488cb92b9f86028836d0b8eabd8acb6a7cChristopher Ferris#define SND_EFW_TRANSACTION_USER_SEQNUM_MAX ((__u32)((__u16)~0) - 1) 29314752488cb92b9f86028836d0b8eabd8acb6a7cChristopher Ferris/* each field should be in big endian */ 30314752488cb92b9f86028836d0b8eabd8acb6a7cChristopher Ferrisstruct snd_efw_transaction { 31314752488cb92b9f86028836d0b8eabd8acb6a7cChristopher Ferris __be32 length; 32314752488cb92b9f86028836d0b8eabd8acb6a7cChristopher Ferris __be32 version; 33314752488cb92b9f86028836d0b8eabd8acb6a7cChristopher Ferris __be32 seqnum; 34314752488cb92b9f86028836d0b8eabd8acb6a7cChristopher Ferris __be32 category; 35314752488cb92b9f86028836d0b8eabd8acb6a7cChristopher Ferris __be32 command; 36314752488cb92b9f86028836d0b8eabd8acb6a7cChristopher Ferris __be32 status; 37314752488cb92b9f86028836d0b8eabd8acb6a7cChristopher Ferris __be32 params[0]; 38314752488cb92b9f86028836d0b8eabd8acb6a7cChristopher Ferris}; 39314752488cb92b9f86028836d0b8eabd8acb6a7cChristopher Ferrisstruct snd_firewire_event_efw_response { 40314752488cb92b9f86028836d0b8eabd8acb6a7cChristopher Ferris unsigned int type; 41314752488cb92b9f86028836d0b8eabd8acb6a7cChristopher Ferris __be32 response[0]; /* some responses */ 42314752488cb92b9f86028836d0b8eabd8acb6a7cChristopher Ferris}; 43314752488cb92b9f86028836d0b8eabd8acb6a7cChristopher Ferris 4412e1f28cce28271eb109a5bae818a804f0c3bb27Christopher Ferrisstruct snd_firewire_event_digi00x_message { 4512e1f28cce28271eb109a5bae818a804f0c3bb27Christopher Ferris unsigned int type; 4612e1f28cce28271eb109a5bae818a804f0c3bb27Christopher Ferris __u32 message; /* Digi00x-specific message */ 4712e1f28cce28271eb109a5bae818a804f0c3bb27Christopher Ferris}; 4812e1f28cce28271eb109a5bae818a804f0c3bb27Christopher Ferris 49e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferrisunion snd_firewire_event { 50e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris struct snd_firewire_event_common common; 51e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris struct snd_firewire_event_lock_status lock_status; 52e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris struct snd_firewire_event_dice_notification dice_notification; 53314752488cb92b9f86028836d0b8eabd8acb6a7cChristopher Ferris struct snd_firewire_event_efw_response efw_response; 5412e1f28cce28271eb109a5bae818a804f0c3bb27Christopher Ferris struct snd_firewire_event_digi00x_message digi00x_message; 55e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris}; 56e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris 57e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris 58e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris#define SNDRV_FIREWIRE_IOCTL_GET_INFO _IOR('H', 0xf8, struct snd_firewire_get_info) 59e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris#define SNDRV_FIREWIRE_IOCTL_LOCK _IO('H', 0xf9) 60e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris#define SNDRV_FIREWIRE_IOCTL_UNLOCK _IO('H', 0xfa) 61e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris 62e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris#define SNDRV_FIREWIRE_TYPE_DICE 1 63314752488cb92b9f86028836d0b8eabd8acb6a7cChristopher Ferris#define SNDRV_FIREWIRE_TYPE_FIREWORKS 2 64314752488cb92b9f86028836d0b8eabd8acb6a7cChristopher Ferris#define SNDRV_FIREWIRE_TYPE_BEBOB 3 6512e1f28cce28271eb109a5bae818a804f0c3bb27Christopher Ferris#define SNDRV_FIREWIRE_TYPE_OXFW 4 6612e1f28cce28271eb109a5bae818a804f0c3bb27Christopher Ferris#define SNDRV_FIREWIRE_TYPE_DIGI00X 5 6712e1f28cce28271eb109a5bae818a804f0c3bb27Christopher Ferris#define SNDRV_FIREWIRE_TYPE_TASCAM 6 6812e1f28cce28271eb109a5bae818a804f0c3bb27Christopher Ferris/* RME, MOTU, ... */ 69e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris 70e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferrisstruct snd_firewire_get_info { 71e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris unsigned int type; /* SNDRV_FIREWIRE_TYPE_xxx */ 72e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris unsigned int card; /* same as fw_cdev_get_info.card */ 73e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris unsigned char guid[8]; 74e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris char device_name[16]; /* device node in /dev */ 75e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris}; 76e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris 77e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris/* 78e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris * SNDRV_FIREWIRE_IOCTL_LOCK prevents the driver from streaming. 79e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris * Returns -EBUSY if the driver is already streaming. 80e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris */ 81e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris 82e084501669a4e4931c9d648351ecd7d595b81b79Christopher Ferris#endif /* _UAPI_SOUND_FIREWIRE_H_INCLUDED */ 83