drm/nouveau/nvif: split out fifo interface definitions

#ifndef __NVIF_CL006B_H__

#define __NVIF_CL006B_H__

struct nv03_channel_dma_v0 {

	__u8  version;

	__u8  chid;

	__u8  pad02[2];

	__u32 offset;

	__u64 pushbuf;

};

#endif

#ifndef __NVIF_CL506E_H__

#define __NVIF_CL506E_H__

struct nv50_channel_dma_v0 {

	__u8  version;

	__u8  chid;

	__u8  pad02[6];

	__u64 vm;

	__u64 pushbuf;

	__u64 offset;

};

#endif

#ifndef __NVIF_CL506F_H__

#define __NVIF_CL506F_H__

struct nv50_channel_gpfifo_v0 {

	__u8  version;

	__u8  chid;

	__u8  pad02[2];

	__u32 ilength;

	__u64 ioffset;

	__u64 pushbuf;

	__u64 vm;

};

#endif

#ifndef __NVIF_CL826E_H__

#define __NVIF_CL826E_H__

struct g82_channel_dma_v0 {

	__u8  version;

	__u8  chid;

	__u8  pad02[6];

	__u64 vm;

	__u64 pushbuf;

	__u64 offset;

};

#define G82_CHANNEL_DMA_V0_NTFY_UEVENT                                     0x00

#endif

#ifndef __NVIF_CL826F_H__

#define __NVIF_CL826F_H__

struct g82_channel_gpfifo_v0 {

	__u8  version;

	__u8  chid;

	__u8  pad02[2];

	__u32 ilength;

	__u64 ioffset;

	__u64 pushbuf;

	__u64 vm;

};

#define G82_CHANNEL_GPFIFO_V0_NTFY_UEVENT                                  0x00

#endif