summaryrefslogtreecommitdiff
path: root/lib/libdrm/include/drm/qxl_drm.h
blob: 880999d2d8630dd1408807342d0f127a4185e2be (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
153
154
155
156
157
158
/*
 * 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 "drm.h"

#if defined(__cplusplus)
extern "C" {
#endif

/* Please note that modifications to all structs defined here are
 * subject to backwards-compatibility constraints.
 *
 * Do not use pointers, use __u64 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 {
	__u32 size;
	__u32 handle; /* 0 is an invalid handle */
};

struct drm_qxl_map {
	__u64 offset; /* use for mmap system call */
	__u32 handle;
	__u32 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 {
	__u64 src_offset; /* offset into src_handle or src buffer */
	__u64 dst_offset; /* offset in dest handle */
	__u32 src_handle; /* dest handle to compute address from */
	__u32 dst_handle; /* 0 if to command buffer */
	__u32 reloc_type;
	__u32 pad;
};

struct drm_qxl_command {
	__u64		command; /* void* */
	__u64		relocs; /* struct drm_qxl_reloc* */
	__u32		type;
	__u32		command_size;
	__u32		relocs_num;
	__u32                pad;
};

struct drm_qxl_execbuffer {
	__u32		flags;		/* for future use */
	__u32		commands_num;
	__u64		commands;	/* struct drm_qxl_command* */
};

struct drm_qxl_update_area {
	__u32 handle;
	__u32 top;
	__u32 left;
	__u32 bottom;
	__u32 right;
	__u32 pad;
};

#define QXL_PARAM_NUM_SURFACES 1 /* rom->n_surfaces */
#define QXL_PARAM_MAX_RELOCS 2
struct drm_qxl_getparam {
	__u64 param;
	__u64 value;
};

/* these are one bit values */
struct drm_qxl_clientcap {
	__u32 index;
	__u32 pad;
};

struct drm_qxl_alloc_surf {
	__u32 format;
	__u32 width;
	__u32 height;
	__s32 stride;
	__u32 handle;
	__u32 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)

#if defined(__cplusplus)
}
#endif

#endif