summaryrefslogtreecommitdiffstats
path: root/include/uapi/drm/qxl_drm.h
blob: ebebd36c4117fcca6a2d9f528e2685fe6f605e20 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
/*
 * Copyright 2013 Red Hat
 * 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
 * THE AUTHORS 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 QXL_DRM_H
#define QXL_DRM_H

#include <stddef.h>
#include "drm/drm.h"

/* Please note that modifications to all structs defined here are
 * subject to backwards-compatibility constraints.
 *
 * Do not use pointers, use uint64_t instead for 32 bit / 64 bit user/kernel
 * compatibility Keep fields aligned to their size
 */

#define QXL_GEM_DOMAIN_CPU 0
#define QXL_GEM_DOMAIN_VRAM 1
#define QXL_GEM_DOMAIN_SURFACE 2

#define DRM_QXL_ALLOC       0x00
#define DRM_QXL_MAP         0x01
#define DRM_QXL_EXECBUFFER  0x02
#define DRM_QXL_UPDATE_AREA 0x03
#define DRM_QXL_GETPARAM    0x04
#define DRM_QXL_CLIENTCAP   0x05

#define DRM_QXL_ALLOC_SURF  0x06

struct drm_qxl_alloc {
	uint32_t size;
	uint32_t handle; /* 0 is an invalid handle */
};

struct drm_qxl_map {
	uint64_t offset; /* use for mmap system call */
	uint32_t handle;
	uint32_t pad;
};

/*
 * dest is the bo we are writing the relocation into
 * src is bo we are relocating.
 * *(dest_handle.base_addr + dest_offset) = physical_address(src_handle.addr +
 * src_offset)
 */
#define QXL_RELOC_TYPE_BO 1
#define QXL_RELOC_TYPE_SURF 2

struct drm_qxl_reloc {
	uint64_t src_offset; /* offset into src_handle or src buffer */
	uint64_t dst_offset; /* offset in dest handle */
	uint32_t src_handle; /* dest handle to compute address from */
	uint32_t dst_handle; /* 0 if to command buffer */
	uint32_t reloc_type;
	uint32_t pad;
};

struct drm_qxl_command {
	uint64_t	 __user command; /* void* */
	uint64_t	 __user relocs; /* struct drm_qxl_reloc* */
	uint32_t		type;
	uint32_t		command_size;
	uint32_t		relocs_num;
	uint32_t                pad;
};

/* XXX: call it drm_qxl_commands? */
struct drm_qxl_execbuffer {
	uint32_t		flags;		/* for future use */
	uint32_t		commands_num;
	uint64_t	 __user commands;	/* struct drm_qxl_command* */
};

struct drm_qxl_update_area {
	uint32_t handle;
	uint32_t top;
	uint32_t left;
	uint32_t bottom;
	uint32_t right;
	uint32_t pad;
};

#define QXL_PARAM_NUM_SURFACES 1 /* rom->n_surfaces */
#define QXL_PARAM_MAX_RELOCS 2
struct drm_qxl_getparam {
	uint64_t param;
	uint64_t value;
};

/* these are one bit values */
struct drm_qxl_clientcap {
	uint32_t index;
	uint32_t pad;
};

struct drm_qxl_alloc_surf {
	uint32_t format;
	uint32_t width;
	uint32_t height;
	int32_t stride;
	uint32_t handle;
	uint32_t pad;
};

#define DRM_IOCTL_QXL_ALLOC \
	DRM_IOWR(DRM_COMMAND_BASE + DRM_QXL_ALLOC, struct drm_qxl_alloc)

#define DRM_IOCTL_QXL_MAP \
	DRM_IOWR(DRM_COMMAND_BASE + DRM_QXL_MAP, struct drm_qxl_map)

#define DRM_IOCTL_QXL_EXECBUFFER \
	DRM_IOW(DRM_COMMAND_BASE + DRM_QXL_EXECBUFFER,\
		struct drm_qxl_execbuffer)

#define DRM_IOCTL_QXL_UPDATE_AREA \
	DRM_IOW(DRM_COMMAND_BASE + DRM_QXL_UPDATE_AREA,\
		struct drm_qxl_update_area)

#define DRM_IOCTL_QXL_GETPARAM \
	DRM_IOWR(DRM_COMMAND_BASE + DRM_QXL_GETPARAM,\
		struct drm_qxl_getparam)

#define DRM_IOCTL_QXL_CLIENTCAP \
	DRM_IOW(DRM_COMMAND_BASE + DRM_QXL_CLIENTCAP,\
		struct drm_qxl_clientcap)

#define DRM_IOCTL_QXL_ALLOC_SURF \
	DRM_IOWR(DRM_COMMAND_BASE + DRM_QXL_ALLOC_SURF,\
		struct drm_qxl_alloc_surf)

#endif
OpenPOWER on IntegriCloud