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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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 | /* * 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 VIRTGPU_DRM_H #define VIRTGPU_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 DRM_VIRTGPU_MAP 0x01 #define DRM_VIRTGPU_EXECBUFFER 0x02 #define DRM_VIRTGPU_GETPARAM 0x03 #define DRM_VIRTGPU_RESOURCE_CREATE 0x04 #define DRM_VIRTGPU_RESOURCE_INFO 0x05 #define DRM_VIRTGPU_TRANSFER_FROM_HOST 0x06 #define DRM_VIRTGPU_TRANSFER_TO_HOST 0x07 #define DRM_VIRTGPU_WAIT 0x08 #define DRM_VIRTGPU_GET_CAPS 0x09 #define DRM_VIRTGPU_RESOURCE_CREATE_BLOB 0x0a #define DRM_VIRTGPU_CONTEXT_INIT 0x0b #define VIRTGPU_EXECBUF_FENCE_FD_IN 0x01 #define VIRTGPU_EXECBUF_FENCE_FD_OUT 0x02 #define VIRTGPU_EXECBUF_RING_IDX 0x04 #define VIRTGPU_EXECBUF_FLAGS (\ VIRTGPU_EXECBUF_FENCE_FD_IN |\ VIRTGPU_EXECBUF_FENCE_FD_OUT |\ VIRTGPU_EXECBUF_RING_IDX |\ 0) struct drm_virtgpu_map { __u64 offset; /* use for mmap system call */ __u32 handle; __u32 pad; }; /* fence_fd is modified on success if VIRTGPU_EXECBUF_FENCE_FD_OUT flag is set. */ struct drm_virtgpu_execbuffer { __u32 flags; __u32 size; __u64 command; /* void* */ __u64 bo_handles; __u32 num_bo_handles; __s32 fence_fd; /* in/out fence fd (see VIRTGPU_EXECBUF_FENCE_FD_IN/OUT) */ __u32 ring_idx; /* command ring index (see VIRTGPU_EXECBUF_RING_IDX) */ __u32 pad; }; #define VIRTGPU_PARAM_3D_FEATURES 1 /* do we have 3D features in the hw */ #define VIRTGPU_PARAM_CAPSET_QUERY_FIX 2 /* do we have the capset fix */ #define VIRTGPU_PARAM_RESOURCE_BLOB 3 /* DRM_VIRTGPU_RESOURCE_CREATE_BLOB */ #define VIRTGPU_PARAM_HOST_VISIBLE 4 /* Host blob resources are mappable */ #define VIRTGPU_PARAM_CROSS_DEVICE 5 /* Cross virtio-device resource sharing */ #define VIRTGPU_PARAM_CONTEXT_INIT 6 /* DRM_VIRTGPU_CONTEXT_INIT */ #define VIRTGPU_PARAM_SUPPORTED_CAPSET_IDs 7 /* Bitmask of supported capability set ids */ struct drm_virtgpu_getparam { __u64 param; __u64 value; }; /* NO_BO flags? NO resource flag? */ /* resource flag for y_0_top */ struct drm_virtgpu_resource_create { __u32 target; __u32 format; __u32 bind; __u32 width; __u32 height; __u32 depth; __u32 array_size; __u32 last_level; __u32 nr_samples; __u32 flags; __u32 bo_handle; /* if this is set - recreate a new resource attached to this bo ? */ __u32 res_handle; /* returned by kernel */ __u32 size; /* validate transfer in the host */ __u32 stride; /* validate transfer in the host */ }; struct drm_virtgpu_resource_info { __u32 bo_handle; __u32 res_handle; __u32 size; __u32 blob_mem; }; struct drm_virtgpu_3d_box { __u32 x; __u32 y; __u32 z; __u32 w; __u32 h; __u32 d; }; struct drm_virtgpu_3d_transfer_to_host { __u32 bo_handle; struct drm_virtgpu_3d_box box; __u32 level; __u32 offset; __u32 stride; __u32 layer_stride; }; struct drm_virtgpu_3d_transfer_from_host { __u32 bo_handle; struct drm_virtgpu_3d_box box; __u32 level; __u32 offset; __u32 stride; __u32 layer_stride; }; #define VIRTGPU_WAIT_NOWAIT 1 /* like it */ struct drm_virtgpu_3d_wait { __u32 handle; /* 0 is an invalid handle */ __u32 flags; }; struct drm_virtgpu_get_caps { __u32 cap_set_id; __u32 cap_set_ver; __u64 addr; __u32 size; __u32 pad; }; struct drm_virtgpu_resource_create_blob { #define VIRTGPU_BLOB_MEM_GUEST 0x0001 #define VIRTGPU_BLOB_MEM_HOST3D 0x0002 #define VIRTGPU_BLOB_MEM_HOST3D_GUEST 0x0003 #define VIRTGPU_BLOB_FLAG_USE_MAPPABLE 0x0001 #define VIRTGPU_BLOB_FLAG_USE_SHAREABLE 0x0002 #define VIRTGPU_BLOB_FLAG_USE_CROSS_DEVICE 0x0004 /* zero is invalid blob_mem */ __u32 blob_mem; __u32 blob_flags; __u32 bo_handle; __u32 res_handle; __u64 size; /* * for 3D contexts with VIRTGPU_BLOB_MEM_HOST3D_GUEST and * VIRTGPU_BLOB_MEM_HOST3D otherwise, must be zero. */ __u32 pad; __u32 cmd_size; __u64 cmd; __u64 blob_id; }; #define VIRTGPU_CONTEXT_PARAM_CAPSET_ID 0x0001 #define VIRTGPU_CONTEXT_PARAM_NUM_RINGS 0x0002 #define VIRTGPU_CONTEXT_PARAM_POLL_RINGS_MASK 0x0003 struct drm_virtgpu_context_set_param { __u64 param; __u64 value; }; struct drm_virtgpu_context_init { __u32 num_params; __u32 pad; /* pointer to drm_virtgpu_context_set_param array */ __u64 ctx_set_params; }; /* * Event code that's given when VIRTGPU_CONTEXT_PARAM_POLL_RINGS_MASK is in * effect. The event size is sizeof(drm_event), since there is no additional * payload. */ #define VIRTGPU_EVENT_FENCE_SIGNALED 0x90000000 #define DRM_IOCTL_VIRTGPU_MAP \ DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_MAP, struct drm_virtgpu_map) #define DRM_IOCTL_VIRTGPU_EXECBUFFER \ DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_EXECBUFFER,\ struct drm_virtgpu_execbuffer) #define DRM_IOCTL_VIRTGPU_GETPARAM \ DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_GETPARAM,\ struct drm_virtgpu_getparam) #define DRM_IOCTL_VIRTGPU_RESOURCE_CREATE \ DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_RESOURCE_CREATE, \ struct drm_virtgpu_resource_create) #define DRM_IOCTL_VIRTGPU_RESOURCE_INFO \ DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_RESOURCE_INFO, \ struct drm_virtgpu_resource_info) #define DRM_IOCTL_VIRTGPU_TRANSFER_FROM_HOST \ DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_TRANSFER_FROM_HOST, \ struct drm_virtgpu_3d_transfer_from_host) #define DRM_IOCTL_VIRTGPU_TRANSFER_TO_HOST \ DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_TRANSFER_TO_HOST, \ struct drm_virtgpu_3d_transfer_to_host) #define DRM_IOCTL_VIRTGPU_WAIT \ DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_WAIT, \ struct drm_virtgpu_3d_wait) #define DRM_IOCTL_VIRTGPU_GET_CAPS \ DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_GET_CAPS, \ struct drm_virtgpu_get_caps) #define DRM_IOCTL_VIRTGPU_RESOURCE_CREATE_BLOB \ DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_RESOURCE_CREATE_BLOB, \ struct drm_virtgpu_resource_create_blob) #define DRM_IOCTL_VIRTGPU_CONTEXT_INIT \ DRM_IOWR(DRM_COMMAND_BASE + DRM_VIRTGPU_CONTEXT_INIT, \ struct drm_virtgpu_context_init) #if defined(__cplusplus) } #endif #endif |