2 * Copyright 2013 Red Hat
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
30 /* Please note that modifications to all structs defined here are
31 * subject to backwards-compatibility constraints.
33 * Do not use pointers, use uint64_t instead for 32 bit / 64 bit user/kernel
34 * compatibility Keep fields aligned to their size
37 #define DRM_VIRTGPU_MAP 0x01
38 #define DRM_VIRTGPU_EXECBUFFER 0x02
39 #define DRM_VIRTGPU_GETPARAM 0x03
40 #define DRM_VIRTGPU_RESOURCE_CREATE 0x04
41 #define DRM_VIRTGPU_RESOURCE_INFO 0x05
42 #define DRM_VIRTGPU_TRANSFER_FROM_HOST 0x06
43 #define DRM_VIRTGPU_TRANSFER_TO_HOST 0x07
44 #define DRM_VIRTGPU_WAIT 0x08
45 #define DRM_VIRTGPU_GET_CAPS 0x09
47 struct drm_virtgpu_map {
48 uint64_t offset; /* use for mmap system call */
53 struct drm_virtgpu_execbuffer {
54 uint32_t flags; /* for future use */
56 uint64_t command; /* void* */
58 uint32_t num_bo_handles;
62 #define VIRTGPU_PARAM_3D_FEATURES 1 /* do we have 3D features in the hw */
63 #define VIRTGPU_PARAM_CAPSET_QUERY_FIX 2 /* do we have the capset fix */
65 struct drm_virtgpu_getparam {
70 /* NO_BO flags? NO resource flag? */
71 /* resource flag for y_0_top */
72 struct drm_virtgpu_resource_create {
83 uint32_t bo_handle; /* if this is set - recreate a new resource attached to this bo ? */
84 uint32_t res_handle; /* returned by kernel */
85 uint32_t size; /* validate transfer in the host */
86 uint32_t stride; /* validate transfer in the host */
89 struct drm_virtgpu_resource_info {
96 struct drm_virtgpu_3d_box {
105 struct drm_virtgpu_3d_transfer_to_host {
107 struct drm_virtgpu_3d_box box;
112 struct drm_virtgpu_3d_transfer_from_host {
114 struct drm_virtgpu_3d_box box;
119 #define VIRTGPU_WAIT_NOWAIT 1 /* like it */
120 struct drm_virtgpu_3d_wait {
121 uint32_t handle; /* 0 is an invalid handle */
125 struct drm_virtgpu_get_caps {
127 uint32_t cap_set_ver;
133 #define DRM_IOCTL_VIRTGPU_MAP \
134 DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_MAP, struct drm_virtgpu_map)
136 #define DRM_IOCTL_VIRTGPU_EXECBUFFER \
137 DRM_IOW(DRM_COMMAND_BASE + DRM_VIRTGPU_EXECBUFFER,\
138 struct drm_virtgpu_execbuffer)
140 #define DRM_IOCTL_VIRTGPU_GETPARAM \
141 DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_GETPARAM,\
142 struct drm_virtgpu_getparam)
144 #define DRM_IOCTL_VIRTGPU_RESOURCE_CREATE \
145 DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_RESOURCE_CREATE, \
146 struct drm_virtgpu_resource_create)
148 #define DRM_IOCTL_VIRTGPU_RESOURCE_INFO \
149 DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_RESOURCE_INFO, \
150 struct drm_virtgpu_resource_info)
152 #define DRM_IOCTL_VIRTGPU_TRANSFER_FROM_HOST \
153 DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_TRANSFER_FROM_HOST, \
154 struct drm_virtgpu_3d_transfer_from_host)
156 #define DRM_IOCTL_VIRTGPU_TRANSFER_TO_HOST \
157 DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_TRANSFER_TO_HOST, \
158 struct drm_virtgpu_3d_transfer_to_host)
160 #define DRM_IOCTL_VIRTGPU_WAIT \
161 DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_WAIT, \
162 struct drm_virtgpu_3d_wait)
164 #define DRM_IOCTL_VIRTGPU_GET_CAPS \
165 DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_GET_CAPS, \
166 struct drm_virtgpu_get_caps)