/*

 * Copyright 2005 Stephane Marchesin.

 * All Rights Reserved.

 *

 * Permission is hereby granted, free of charge, to any person obtaining a

 * copy of this software and associated documentation files (the "Software"),

 * to deal in the Software without restriction, including without limitation

 * the rights to use, copy, modify, merge, publish, distribute, sublicense,

 * and/or sell copies of the Software, and to permit persons to whom the

 * Software is furnished to do so, subject to the following conditions:

 *

 * The above copyright notice and this permission notice (including the next

 * paragraph) shall be included in all copies or substantial portions of the

 * Software.

 *

 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL

 * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR

 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,

 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR

 * OTHER DEALINGS IN THE SOFTWARE.

 */

#ifndef __NOUVEAU_DRM_H__

#define __NOUVEAU_DRM_H__

#define NOUVEAU_DRM_HEADER_PATCHLEVEL 16

#include "drm.h"

#if defined(__cplusplus)

extern "C" {

#endif

struct drm_nouveau_channel_alloc {

	uint32_t     fb_ctxdma_handle;

	uint32_t     tt_ctxdma_handle;

	int          channel;

	uint32_t     pushbuf_domains;

	/* Notifier memory */

	uint32_t     notifier_handle;

	/* DRM-enforced subchannel assignments */

	struct {

		uint32_t handle;

		uint32_t grclass;

	} subchan[8];

	uint32_t nr_subchan;

};

struct drm_nouveau_channel_free {

	int channel;

};

struct drm_nouveau_grobj_alloc {

	int      channel;

	uint32_t handle;

	int      class;

};

struct drm_nouveau_notifierobj_alloc {

	uint32_t channel;

	uint32_t handle;

	uint32_t size;

	uint32_t offset;

};

struct drm_nouveau_gpuobj_free {

	int      channel;

	uint32_t handle;

};

#define NOUVEAU_GETPARAM_PCI_VENDOR      3

#define NOUVEAU_GETPARAM_PCI_DEVICE      4

#define NOUVEAU_GETPARAM_BUS_TYPE        5

#define NOUVEAU_GETPARAM_FB_SIZE         8

#define NOUVEAU_GETPARAM_AGP_SIZE        9

#define NOUVEAU_GETPARAM_CHIPSET_ID      11

#define NOUVEAU_GETPARAM_VM_VRAM_BASE    12

#define NOUVEAU_GETPARAM_GRAPH_UNITS     13

#define NOUVEAU_GETPARAM_PTIMER_TIME     14

#define NOUVEAU_GETPARAM_HAS_BO_USAGE    15

#define NOUVEAU_GETPARAM_HAS_PAGEFLIP    16

struct drm_nouveau_getparam {

	uint64_t param;

	uint64_t value;

};

struct drm_nouveau_setparam {

	uint64_t param;

	uint64_t value;

};

#define NOUVEAU_GEM_DOMAIN_CPU       (1 << 0)

#define NOUVEAU_GEM_DOMAIN_VRAM      (1 << 1)

#define NOUVEAU_GEM_DOMAIN_GART      (1 << 2)

#define NOUVEAU_GEM_DOMAIN_MAPPABLE  (1 << 3)

#define NOUVEAU_GEM_DOMAIN_COHERENT  (1 << 4)

#define NOUVEAU_GEM_TILE_COMP        0x00030000 /* nv50-only */

#define NOUVEAU_GEM_TILE_LAYOUT_MASK 0x0000ff00

#define NOUVEAU_GEM_TILE_16BPP       0x00000001

#define NOUVEAU_GEM_TILE_32BPP       0x00000002

#define NOUVEAU_GEM_TILE_ZETA        0x00000004

#define NOUVEAU_GEM_TILE_NONCONTIG   0x00000008

struct drm_nouveau_gem_info {

	__u32 handle;

	__u32 domain;

	__u64 size;

	__u64 offset;

	__u64 map_handle;

	__u32 tile_mode;

	__u32 tile_flags;

};

struct drm_nouveau_gem_new {

	struct drm_nouveau_gem_info info;

	__u32 channel_hint;

	__u32 align;

};

#define NOUVEAU_GEM_MAX_BUFFERS 1024

struct drm_nouveau_gem_pushbuf_bo_presumed {

	__u32 valid;

	__u32 domain;

	__u64 offset;

};

struct drm_nouveau_gem_pushbuf_bo {

	__u64 user_priv;

	__u32 handle;

	__u32 read_domains;

	__u32 write_domains;

	__u32 valid_domains;

	struct drm_nouveau_gem_pushbuf_bo_presumed presumed;

};

#define NOUVEAU_GEM_RELOC_LOW  (1 << 0)

#define NOUVEAU_GEM_RELOC_HIGH (1 << 1)

#define NOUVEAU_GEM_RELOC_OR   (1 << 2)

#define NOUVEAU_GEM_MAX_RELOCS 1024

struct drm_nouveau_gem_pushbuf_reloc {

	__u32 reloc_bo_index;

	__u32 reloc_bo_offset;

	__u32 bo_index;

	__u32 flags;

	__u32 data;

	__u32 vor;

	__u32 tor;

};

#define NOUVEAU_GEM_MAX_PUSH 512

struct drm_nouveau_gem_pushbuf_push {

	__u32 bo_index;

	__u32 pad;

	__u64 offset;

	__u64 length;

};

struct drm_nouveau_gem_pushbuf {

	__u32 channel;

	__u32 nr_buffers;

	__u64 buffers;

	__u32 nr_relocs;

	__u32 nr_push;

	__u64 relocs;

	__u64 push;

	__u32 suffix0;

	__u32 suffix1;

#define NOUVEAU_GEM_PUSHBUF_SYNC                                    (1ULL << 0)

	__u64 vram_available;

	__u64 gart_available;

};

#define NOUVEAU_GEM_CPU_PREP_NOWAIT                                  0x00000001

#define NOUVEAU_GEM_CPU_PREP_WRITE                                   0x00000004

struct drm_nouveau_gem_cpu_prep {

	__u32 handle;

	__u32 flags;

};

struct drm_nouveau_gem_cpu_fini {

	__u32 handle;

};

#define DRM_NOUVEAU_GETPARAM           0x00 /* deprecated */

#define DRM_NOUVEAU_SETPARAM           0x01 /* deprecated */

#define DRM_NOUVEAU_CHANNEL_ALLOC      0x02 /* deprecated */

#define DRM_NOUVEAU_CHANNEL_FREE       0x03 /* deprecated */

#define DRM_NOUVEAU_GROBJ_ALLOC        0x04 /* deprecated */

#define DRM_NOUVEAU_NOTIFIEROBJ_ALLOC  0x05 /* deprecated */

#define DRM_NOUVEAU_GPUOBJ_FREE        0x06 /* deprecated */

#define DRM_NOUVEAU_NVIF               0x07

#define DRM_NOUVEAU_SVM_INIT           0x08

#define DRM_NOUVEAU_SVM_BIND           0x09

#define DRM_NOUVEAU_GEM_NEW            0x40

#define DRM_NOUVEAU_GEM_PUSHBUF        0x41

#define DRM_NOUVEAU_GEM_CPU_PREP       0x42

#define DRM_NOUVEAU_GEM_CPU_FINI       0x43

#define DRM_NOUVEAU_GEM_INFO           0x44

struct drm_nouveau_svm_init {

	__u64 unmanaged_addr;

	__u64 unmanaged_size;

};

struct drm_nouveau_svm_bind {

	__u64 header;

	__u64 va_start;

	__u64 va_end;

	__u64 npages;

	__u64 stride;

	__u64 result;

	__u64 reserved0;

	__u64 reserved1;

};

#define NOUVEAU_SVM_BIND_COMMAND_SHIFT          0

#define NOUVEAU_SVM_BIND_COMMAND_BITS           8

#define NOUVEAU_SVM_BIND_COMMAND_MASK           ((1 << 8) - 1)

#define NOUVEAU_SVM_BIND_PRIORITY_SHIFT         8

#define NOUVEAU_SVM_BIND_PRIORITY_BITS          8

#define NOUVEAU_SVM_BIND_PRIORITY_MASK          ((1 << 8) - 1)

#define NOUVEAU_SVM_BIND_TARGET_SHIFT           16

#define NOUVEAU_SVM_BIND_TARGET_BITS            32

#define NOUVEAU_SVM_BIND_TARGET_MASK            0xffffffff

/*

 * Below is use to validate ioctl argument, userspace can also use it to make

 * sure that no bit are set beyond known fields for a given kernel version.

 */

#define NOUVEAU_SVM_BIND_VALID_BITS     48

#define NOUVEAU_SVM_BIND_VALID_MASK     ((1ULL << NOUVEAU_SVM_BIND_VALID_BITS) - 1)

/*

 * NOUVEAU_BIND_COMMAND__MIGRATE: synchronous migrate to target memory.

 * result: number of page successfuly migrate to the target memory.

 */

#define NOUVEAU_SVM_BIND_COMMAND__MIGRATE               0

/*

 * NOUVEAU_SVM_BIND_HEADER_TARGET__GPU_VRAM: target the GPU VRAM memory.

 */

#define NOUVEAU_SVM_BIND_TARGET__GPU_VRAM               (1UL << 31)

#if defined(__cplusplus)

}

#endif

#endif /* __NOUVEAU_DRM_H__ */