Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 1 | /************************************************************************** |
| 2 | * |
Christopher Ferris | 12e1f28 | 2016-02-04 12:35:07 -0800 | [diff] [blame] | 3 | * Copyright © 2009-2015 VMware, Inc., Palo Alto, CA., USA |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 4 | * All Rights Reserved. |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining a |
| 7 | * copy of this software and associated documentation files (the |
| 8 | * "Software"), to deal in the Software without restriction, including |
| 9 | * without limitation the rights to use, copy, modify, merge, publish, |
| 10 | * distribute, sub license, and/or sell copies of the Software, and to |
| 11 | * permit persons to whom the Software is furnished to do so, subject to |
| 12 | * the following conditions: |
| 13 | * |
| 14 | * The above copyright notice and this permission notice (including the |
| 15 | * next paragraph) shall be included in all copies or substantial portions |
| 16 | * of the Software. |
| 17 | * |
| 18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 20 | * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL |
| 21 | * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, |
| 22 | * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR |
| 23 | * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE |
| 24 | * USE OR OTHER DEALINGS IN THE SOFTWARE. |
| 25 | * |
| 26 | **************************************************************************/ |
| 27 | |
| 28 | #ifndef __VMWGFX_DRM_H__ |
| 29 | #define __VMWGFX_DRM_H__ |
| 30 | |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 31 | #include "drm.h" |
| 32 | |
| 33 | #if defined(__cplusplus) |
| 34 | extern "C" { |
Christopher Ferris | e084501 | 2014-07-09 14:58:51 -0700 | [diff] [blame] | 35 | #endif |
| 36 | |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 37 | #define DRM_VMW_MAX_SURFACE_FACES 6 |
| 38 | #define DRM_VMW_MAX_MIP_LEVELS 24 |
| 39 | |
| 40 | |
| 41 | #define DRM_VMW_GET_PARAM 0 |
| 42 | #define DRM_VMW_ALLOC_DMABUF 1 |
| 43 | #define DRM_VMW_UNREF_DMABUF 2 |
Christopher Ferris | 0543f74 | 2017-07-26 13:09:46 -0700 | [diff] [blame] | 44 | #define DRM_VMW_HANDLE_CLOSE 2 |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 45 | #define DRM_VMW_CURSOR_BYPASS 3 |
| 46 | /* guarded by DRM_VMW_PARAM_NUM_STREAMS != 0*/ |
| 47 | #define DRM_VMW_CONTROL_STREAM 4 |
| 48 | #define DRM_VMW_CLAIM_STREAM 5 |
| 49 | #define DRM_VMW_UNREF_STREAM 6 |
| 50 | /* guarded by DRM_VMW_PARAM_3D == 1 */ |
| 51 | #define DRM_VMW_CREATE_CONTEXT 7 |
| 52 | #define DRM_VMW_UNREF_CONTEXT 8 |
| 53 | #define DRM_VMW_CREATE_SURFACE 9 |
| 54 | #define DRM_VMW_UNREF_SURFACE 10 |
| 55 | #define DRM_VMW_REF_SURFACE 11 |
| 56 | #define DRM_VMW_EXECBUF 12 |
| 57 | #define DRM_VMW_GET_3D_CAP 13 |
| 58 | #define DRM_VMW_FENCE_WAIT 14 |
| 59 | #define DRM_VMW_FENCE_SIGNALED 15 |
| 60 | #define DRM_VMW_FENCE_UNREF 16 |
| 61 | #define DRM_VMW_FENCE_EVENT 17 |
| 62 | #define DRM_VMW_PRESENT 18 |
| 63 | #define DRM_VMW_PRESENT_READBACK 19 |
| 64 | #define DRM_VMW_UPDATE_LAYOUT 20 |
Christopher Ferris | e084501 | 2014-07-09 14:58:51 -0700 | [diff] [blame] | 65 | #define DRM_VMW_CREATE_SHADER 21 |
| 66 | #define DRM_VMW_UNREF_SHADER 22 |
| 67 | #define DRM_VMW_GB_SURFACE_CREATE 23 |
| 68 | #define DRM_VMW_GB_SURFACE_REF 24 |
| 69 | #define DRM_VMW_SYNCCPU 25 |
Christopher Ferris | 12e1f28 | 2016-02-04 12:35:07 -0800 | [diff] [blame] | 70 | #define DRM_VMW_CREATE_EXTENDED_CONTEXT 26 |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 71 | |
| 72 | /*************************************************************************/ |
| 73 | /** |
| 74 | * DRM_VMW_GET_PARAM - get device information. |
| 75 | * |
| 76 | * DRM_VMW_PARAM_FIFO_OFFSET: |
| 77 | * Offset to use to map the first page of the FIFO read-only. |
| 78 | * The fifo is mapped using the mmap() system call on the drm device. |
| 79 | * |
| 80 | * DRM_VMW_PARAM_OVERLAY_IOCTL: |
| 81 | * Does the driver support the overlay ioctl. |
| 82 | */ |
| 83 | |
| 84 | #define DRM_VMW_PARAM_NUM_STREAMS 0 |
| 85 | #define DRM_VMW_PARAM_NUM_FREE_STREAMS 1 |
| 86 | #define DRM_VMW_PARAM_3D 2 |
| 87 | #define DRM_VMW_PARAM_HW_CAPS 3 |
| 88 | #define DRM_VMW_PARAM_FIFO_CAPS 4 |
| 89 | #define DRM_VMW_PARAM_MAX_FB_SIZE 5 |
| 90 | #define DRM_VMW_PARAM_FIFO_HW_VERSION 6 |
Christopher Ferris | e084501 | 2014-07-09 14:58:51 -0700 | [diff] [blame] | 91 | #define DRM_VMW_PARAM_MAX_SURF_MEMORY 7 |
| 92 | #define DRM_VMW_PARAM_3D_CAPS_SIZE 8 |
| 93 | #define DRM_VMW_PARAM_MAX_MOB_MEMORY 9 |
| 94 | #define DRM_VMW_PARAM_MAX_MOB_SIZE 10 |
Christopher Ferris | 12e1f28 | 2016-02-04 12:35:07 -0800 | [diff] [blame] | 95 | #define DRM_VMW_PARAM_SCREEN_TARGET 11 |
| 96 | #define DRM_VMW_PARAM_DX 12 |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 97 | |
| 98 | /** |
Christopher Ferris | 3147524 | 2014-09-02 17:43:51 -0700 | [diff] [blame] | 99 | * enum drm_vmw_handle_type - handle type for ref ioctls |
| 100 | * |
| 101 | */ |
| 102 | enum drm_vmw_handle_type { |
| 103 | DRM_VMW_HANDLE_LEGACY = 0, |
| 104 | DRM_VMW_HANDLE_PRIME = 1 |
| 105 | }; |
| 106 | |
| 107 | /** |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 108 | * struct drm_vmw_getparam_arg |
| 109 | * |
| 110 | * @value: Returned value. //Out |
| 111 | * @param: Parameter to query. //In. |
| 112 | * |
| 113 | * Argument to the DRM_VMW_GET_PARAM Ioctl. |
| 114 | */ |
| 115 | |
| 116 | struct drm_vmw_getparam_arg { |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 117 | __u64 value; |
| 118 | __u32 param; |
| 119 | __u32 pad64; |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 120 | }; |
| 121 | |
| 122 | /*************************************************************************/ |
| 123 | /** |
| 124 | * DRM_VMW_CREATE_CONTEXT - Create a host context. |
| 125 | * |
| 126 | * Allocates a device unique context id, and queues a create context command |
| 127 | * for the host. Does not wait for host completion. |
| 128 | */ |
| 129 | |
| 130 | /** |
| 131 | * struct drm_vmw_context_arg |
| 132 | * |
| 133 | * @cid: Device unique context ID. |
| 134 | * |
| 135 | * Output argument to the DRM_VMW_CREATE_CONTEXT Ioctl. |
| 136 | * Input argument to the DRM_VMW_UNREF_CONTEXT Ioctl. |
| 137 | */ |
| 138 | |
| 139 | struct drm_vmw_context_arg { |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 140 | __s32 cid; |
| 141 | __u32 pad64; |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 142 | }; |
| 143 | |
| 144 | /*************************************************************************/ |
| 145 | /** |
| 146 | * DRM_VMW_UNREF_CONTEXT - Create a host context. |
| 147 | * |
| 148 | * Frees a global context id, and queues a destroy host command for the host. |
| 149 | * Does not wait for host completion. The context ID can be used directly |
| 150 | * in the command stream and shows up as the same context ID on the host. |
| 151 | */ |
| 152 | |
| 153 | /*************************************************************************/ |
| 154 | /** |
| 155 | * DRM_VMW_CREATE_SURFACE - Create a host suface. |
| 156 | * |
| 157 | * Allocates a device unique surface id, and queues a create surface command |
| 158 | * for the host. Does not wait for host completion. The surface ID can be |
| 159 | * used directly in the command stream and shows up as the same surface |
| 160 | * ID on the host. |
| 161 | */ |
| 162 | |
| 163 | /** |
| 164 | * struct drm_wmv_surface_create_req |
| 165 | * |
| 166 | * @flags: Surface flags as understood by the host. |
| 167 | * @format: Surface format as understood by the host. |
| 168 | * @mip_levels: Number of mip levels for each face. |
| 169 | * An unused face should have 0 encoded. |
| 170 | * @size_addr: Address of a user-space array of sruct drm_vmw_size |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 171 | * cast to an __u64 for 32-64 bit compatibility. |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 172 | * The size of the array should equal the total number of mipmap levels. |
| 173 | * @shareable: Boolean whether other clients (as identified by file descriptors) |
| 174 | * may reference this surface. |
| 175 | * @scanout: Boolean whether the surface is intended to be used as a |
| 176 | * scanout. |
| 177 | * |
| 178 | * Input data to the DRM_VMW_CREATE_SURFACE Ioctl. |
| 179 | * Output data from the DRM_VMW_REF_SURFACE Ioctl. |
| 180 | */ |
| 181 | |
| 182 | struct drm_vmw_surface_create_req { |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 183 | __u32 flags; |
| 184 | __u32 format; |
| 185 | __u32 mip_levels[DRM_VMW_MAX_SURFACE_FACES]; |
| 186 | __u64 size_addr; |
| 187 | __s32 shareable; |
| 188 | __s32 scanout; |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 189 | }; |
| 190 | |
| 191 | /** |
| 192 | * struct drm_wmv_surface_arg |
| 193 | * |
| 194 | * @sid: Surface id of created surface or surface to destroy or reference. |
Christopher Ferris | 3147524 | 2014-09-02 17:43:51 -0700 | [diff] [blame] | 195 | * @handle_type: Handle type for DRM_VMW_REF_SURFACE Ioctl. |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 196 | * |
| 197 | * Output data from the DRM_VMW_CREATE_SURFACE Ioctl. |
| 198 | * Input argument to the DRM_VMW_UNREF_SURFACE Ioctl. |
| 199 | * Input argument to the DRM_VMW_REF_SURFACE Ioctl. |
| 200 | */ |
| 201 | |
| 202 | struct drm_vmw_surface_arg { |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 203 | __s32 sid; |
Christopher Ferris | 3147524 | 2014-09-02 17:43:51 -0700 | [diff] [blame] | 204 | enum drm_vmw_handle_type handle_type; |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 205 | }; |
| 206 | |
| 207 | /** |
| 208 | * struct drm_vmw_size ioctl. |
| 209 | * |
| 210 | * @width - mip level width |
| 211 | * @height - mip level height |
| 212 | * @depth - mip level depth |
| 213 | * |
| 214 | * Description of a mip level. |
| 215 | * Input data to the DRM_WMW_CREATE_SURFACE Ioctl. |
| 216 | */ |
| 217 | |
| 218 | struct drm_vmw_size { |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 219 | __u32 width; |
| 220 | __u32 height; |
| 221 | __u32 depth; |
| 222 | __u32 pad64; |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 223 | }; |
| 224 | |
| 225 | /** |
| 226 | * union drm_vmw_surface_create_arg |
| 227 | * |
| 228 | * @rep: Output data as described above. |
| 229 | * @req: Input data as described above. |
| 230 | * |
| 231 | * Argument to the DRM_VMW_CREATE_SURFACE Ioctl. |
| 232 | */ |
| 233 | |
| 234 | union drm_vmw_surface_create_arg { |
| 235 | struct drm_vmw_surface_arg rep; |
| 236 | struct drm_vmw_surface_create_req req; |
| 237 | }; |
| 238 | |
| 239 | /*************************************************************************/ |
| 240 | /** |
| 241 | * DRM_VMW_REF_SURFACE - Reference a host surface. |
| 242 | * |
| 243 | * Puts a reference on a host surface with a give sid, as previously |
| 244 | * returned by the DRM_VMW_CREATE_SURFACE ioctl. |
| 245 | * A reference will make sure the surface isn't destroyed while we hold |
| 246 | * it and will allow the calling client to use the surface ID in the command |
| 247 | * stream. |
| 248 | * |
| 249 | * On successful return, the Ioctl returns the surface information given |
| 250 | * in the DRM_VMW_CREATE_SURFACE ioctl. |
| 251 | */ |
| 252 | |
| 253 | /** |
| 254 | * union drm_vmw_surface_reference_arg |
| 255 | * |
| 256 | * @rep: Output data as described above. |
| 257 | * @req: Input data as described above. |
| 258 | * |
| 259 | * Argument to the DRM_VMW_REF_SURFACE Ioctl. |
| 260 | */ |
| 261 | |
| 262 | union drm_vmw_surface_reference_arg { |
| 263 | struct drm_vmw_surface_create_req rep; |
| 264 | struct drm_vmw_surface_arg req; |
| 265 | }; |
| 266 | |
| 267 | /*************************************************************************/ |
| 268 | /** |
| 269 | * DRM_VMW_UNREF_SURFACE - Unreference a host surface. |
| 270 | * |
| 271 | * Clear a reference previously put on a host surface. |
| 272 | * When all references are gone, including the one implicitly placed |
| 273 | * on creation, |
| 274 | * a destroy surface command will be queued for the host. |
| 275 | * Does not wait for completion. |
| 276 | */ |
| 277 | |
| 278 | /*************************************************************************/ |
| 279 | /** |
| 280 | * DRM_VMW_EXECBUF |
| 281 | * |
| 282 | * Submit a command buffer for execution on the host, and return a |
| 283 | * fence seqno that when signaled, indicates that the command buffer has |
| 284 | * executed. |
| 285 | */ |
| 286 | |
| 287 | /** |
| 288 | * struct drm_vmw_execbuf_arg |
| 289 | * |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 290 | * @commands: User-space address of a command buffer cast to an __u64. |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 291 | * @command-size: Size in bytes of the command buffer. |
| 292 | * @throttle-us: Sleep until software is less than @throttle_us |
| 293 | * microseconds ahead of hardware. The driver may round this value |
| 294 | * to the nearest kernel tick. |
| 295 | * @fence_rep: User-space address of a struct drm_vmw_fence_rep cast to an |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 296 | * __u64. |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 297 | * @version: Allows expanding the execbuf ioctl parameters without breaking |
| 298 | * backwards compatibility, since user-space will always tell the kernel |
| 299 | * which version it uses. |
| 300 | * @flags: Execbuf flags. None currently. |
| 301 | * |
| 302 | * Argument to the DRM_VMW_EXECBUF Ioctl. |
| 303 | */ |
| 304 | |
Christopher Ferris | 12e1f28 | 2016-02-04 12:35:07 -0800 | [diff] [blame] | 305 | #define DRM_VMW_EXECBUF_VERSION 2 |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 306 | |
| 307 | struct drm_vmw_execbuf_arg { |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 308 | __u64 commands; |
| 309 | __u32 command_size; |
| 310 | __u32 throttle_us; |
| 311 | __u64 fence_rep; |
| 312 | __u32 version; |
| 313 | __u32 flags; |
| 314 | __u32 context_handle; |
| 315 | __u32 pad64; |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 316 | }; |
| 317 | |
| 318 | /** |
| 319 | * struct drm_vmw_fence_rep |
| 320 | * |
| 321 | * @handle: Fence object handle for fence associated with a command submission. |
| 322 | * @mask: Fence flags relevant for this fence object. |
| 323 | * @seqno: Fence sequence number in fifo. A fence object with a lower |
| 324 | * seqno will signal the EXEC flag before a fence object with a higher |
| 325 | * seqno. This can be used by user-space to avoid kernel calls to determine |
| 326 | * whether a fence has signaled the EXEC flag. Note that @seqno will |
| 327 | * wrap at 32-bit. |
| 328 | * @passed_seqno: The highest seqno number processed by the hardware |
| 329 | * so far. This can be used to mark user-space fence objects as signaled, and |
| 330 | * to determine whether a fence seqno might be stale. |
| 331 | * @error: This member should've been set to -EFAULT on submission. |
| 332 | * The following actions should be take on completion: |
| 333 | * error == -EFAULT: Fence communication failed. The host is synchronized. |
| 334 | * Use the last fence id read from the FIFO fence register. |
| 335 | * error != 0 && error != -EFAULT: |
| 336 | * Fence submission failed. The host is synchronized. Use the fence_seq member. |
| 337 | * error == 0: All is OK, The host may not be synchronized. |
| 338 | * Use the fence_seq member. |
| 339 | * |
| 340 | * Input / Output data to the DRM_VMW_EXECBUF Ioctl. |
| 341 | */ |
| 342 | |
| 343 | struct drm_vmw_fence_rep { |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 344 | __u32 handle; |
| 345 | __u32 mask; |
| 346 | __u32 seqno; |
| 347 | __u32 passed_seqno; |
| 348 | __u32 pad64; |
| 349 | __s32 error; |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 350 | }; |
| 351 | |
| 352 | /*************************************************************************/ |
| 353 | /** |
| 354 | * DRM_VMW_ALLOC_DMABUF |
| 355 | * |
| 356 | * Allocate a DMA buffer that is visible also to the host. |
| 357 | * NOTE: The buffer is |
| 358 | * identified by a handle and an offset, which are private to the guest, but |
| 359 | * useable in the command stream. The guest kernel may translate these |
| 360 | * and patch up the command stream accordingly. In the future, the offset may |
| 361 | * be zero at all times, or it may disappear from the interface before it is |
| 362 | * fixed. |
| 363 | * |
| 364 | * The DMA buffer may stay user-space mapped in the guest at all times, |
| 365 | * and is thus suitable for sub-allocation. |
| 366 | * |
| 367 | * DMA buffers are mapped using the mmap() syscall on the drm device. |
| 368 | */ |
| 369 | |
| 370 | /** |
| 371 | * struct drm_vmw_alloc_dmabuf_req |
| 372 | * |
| 373 | * @size: Required minimum size of the buffer. |
| 374 | * |
| 375 | * Input data to the DRM_VMW_ALLOC_DMABUF Ioctl. |
| 376 | */ |
| 377 | |
| 378 | struct drm_vmw_alloc_dmabuf_req { |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 379 | __u32 size; |
| 380 | __u32 pad64; |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 381 | }; |
| 382 | |
| 383 | /** |
| 384 | * struct drm_vmw_dmabuf_rep |
| 385 | * |
| 386 | * @map_handle: Offset to use in the mmap() call used to map the buffer. |
| 387 | * @handle: Handle unique to this buffer. Used for unreferencing. |
| 388 | * @cur_gmr_id: GMR id to use in the command stream when this buffer is |
| 389 | * referenced. See not above. |
| 390 | * @cur_gmr_offset: Offset to use in the command stream when this buffer is |
| 391 | * referenced. See note above. |
| 392 | * |
| 393 | * Output data from the DRM_VMW_ALLOC_DMABUF Ioctl. |
| 394 | */ |
| 395 | |
| 396 | struct drm_vmw_dmabuf_rep { |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 397 | __u64 map_handle; |
| 398 | __u32 handle; |
| 399 | __u32 cur_gmr_id; |
| 400 | __u32 cur_gmr_offset; |
| 401 | __u32 pad64; |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 402 | }; |
| 403 | |
| 404 | /** |
| 405 | * union drm_vmw_dmabuf_arg |
| 406 | * |
| 407 | * @req: Input data as described above. |
| 408 | * @rep: Output data as described above. |
| 409 | * |
| 410 | * Argument to the DRM_VMW_ALLOC_DMABUF Ioctl. |
| 411 | */ |
| 412 | |
| 413 | union drm_vmw_alloc_dmabuf_arg { |
| 414 | struct drm_vmw_alloc_dmabuf_req req; |
| 415 | struct drm_vmw_dmabuf_rep rep; |
| 416 | }; |
| 417 | |
| 418 | /*************************************************************************/ |
| 419 | /** |
| 420 | * DRM_VMW_UNREF_DMABUF - Free a DMA buffer. |
| 421 | * |
| 422 | */ |
| 423 | |
| 424 | /** |
| 425 | * struct drm_vmw_unref_dmabuf_arg |
| 426 | * |
| 427 | * @handle: Handle indicating what buffer to free. Obtained from the |
| 428 | * DRM_VMW_ALLOC_DMABUF Ioctl. |
| 429 | * |
| 430 | * Argument to the DRM_VMW_UNREF_DMABUF Ioctl. |
| 431 | */ |
| 432 | |
| 433 | struct drm_vmw_unref_dmabuf_arg { |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 434 | __u32 handle; |
| 435 | __u32 pad64; |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 436 | }; |
| 437 | |
| 438 | /*************************************************************************/ |
| 439 | /** |
| 440 | * DRM_VMW_CONTROL_STREAM - Control overlays, aka streams. |
| 441 | * |
| 442 | * This IOCTL controls the overlay units of the svga device. |
| 443 | * The SVGA overlay units does not work like regular hardware units in |
| 444 | * that they do not automaticaly read back the contents of the given dma |
| 445 | * buffer. But instead only read back for each call to this ioctl, and |
| 446 | * at any point between this call being made and a following call that |
| 447 | * either changes the buffer or disables the stream. |
| 448 | */ |
| 449 | |
| 450 | /** |
| 451 | * struct drm_vmw_rect |
| 452 | * |
| 453 | * Defines a rectangle. Used in the overlay ioctl to define |
| 454 | * source and destination rectangle. |
| 455 | */ |
| 456 | |
| 457 | struct drm_vmw_rect { |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 458 | __s32 x; |
| 459 | __s32 y; |
| 460 | __u32 w; |
| 461 | __u32 h; |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 462 | }; |
| 463 | |
| 464 | /** |
| 465 | * struct drm_vmw_control_stream_arg |
| 466 | * |
| 467 | * @stream_id: Stearm to control |
| 468 | * @enabled: If false all following arguments are ignored. |
| 469 | * @handle: Handle to buffer for getting data from. |
| 470 | * @format: Format of the overlay as understood by the host. |
| 471 | * @width: Width of the overlay. |
| 472 | * @height: Height of the overlay. |
| 473 | * @size: Size of the overlay in bytes. |
| 474 | * @pitch: Array of pitches, the two last are only used for YUV12 formats. |
| 475 | * @offset: Offset from start of dma buffer to overlay. |
| 476 | * @src: Source rect, must be within the defined area above. |
| 477 | * @dst: Destination rect, x and y may be negative. |
| 478 | * |
| 479 | * Argument to the DRM_VMW_CONTROL_STREAM Ioctl. |
| 480 | */ |
| 481 | |
| 482 | struct drm_vmw_control_stream_arg { |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 483 | __u32 stream_id; |
| 484 | __u32 enabled; |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 485 | |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 486 | __u32 flags; |
| 487 | __u32 color_key; |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 488 | |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 489 | __u32 handle; |
| 490 | __u32 offset; |
| 491 | __s32 format; |
| 492 | __u32 size; |
| 493 | __u32 width; |
| 494 | __u32 height; |
| 495 | __u32 pitch[3]; |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 496 | |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 497 | __u32 pad64; |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 498 | struct drm_vmw_rect src; |
| 499 | struct drm_vmw_rect dst; |
| 500 | }; |
| 501 | |
| 502 | /*************************************************************************/ |
| 503 | /** |
| 504 | * DRM_VMW_CURSOR_BYPASS - Give extra information about cursor bypass. |
| 505 | * |
| 506 | */ |
| 507 | |
| 508 | #define DRM_VMW_CURSOR_BYPASS_ALL (1 << 0) |
| 509 | #define DRM_VMW_CURSOR_BYPASS_FLAGS (1) |
| 510 | |
| 511 | /** |
| 512 | * struct drm_vmw_cursor_bypass_arg |
| 513 | * |
| 514 | * @flags: Flags. |
| 515 | * @crtc_id: Crtc id, only used if DMR_CURSOR_BYPASS_ALL isn't passed. |
| 516 | * @xpos: X position of cursor. |
| 517 | * @ypos: Y position of cursor. |
| 518 | * @xhot: X hotspot. |
| 519 | * @yhot: Y hotspot. |
| 520 | * |
| 521 | * Argument to the DRM_VMW_CURSOR_BYPASS Ioctl. |
| 522 | */ |
| 523 | |
| 524 | struct drm_vmw_cursor_bypass_arg { |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 525 | __u32 flags; |
| 526 | __u32 crtc_id; |
| 527 | __s32 xpos; |
| 528 | __s32 ypos; |
| 529 | __s32 xhot; |
| 530 | __s32 yhot; |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 531 | }; |
| 532 | |
| 533 | /*************************************************************************/ |
| 534 | /** |
| 535 | * DRM_VMW_CLAIM_STREAM - Claim a single stream. |
| 536 | */ |
| 537 | |
| 538 | /** |
| 539 | * struct drm_vmw_context_arg |
| 540 | * |
| 541 | * @stream_id: Device unique context ID. |
| 542 | * |
| 543 | * Output argument to the DRM_VMW_CREATE_CONTEXT Ioctl. |
| 544 | * Input argument to the DRM_VMW_UNREF_CONTEXT Ioctl. |
| 545 | */ |
| 546 | |
| 547 | struct drm_vmw_stream_arg { |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 548 | __u32 stream_id; |
| 549 | __u32 pad64; |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 550 | }; |
| 551 | |
| 552 | /*************************************************************************/ |
| 553 | /** |
| 554 | * DRM_VMW_UNREF_STREAM - Unclaim a stream. |
| 555 | * |
| 556 | * Return a single stream that was claimed by this process. Also makes |
| 557 | * sure that the stream has been stopped. |
| 558 | */ |
| 559 | |
| 560 | /*************************************************************************/ |
| 561 | /** |
| 562 | * DRM_VMW_GET_3D_CAP |
| 563 | * |
| 564 | * Read 3D capabilities from the FIFO |
| 565 | * |
| 566 | */ |
| 567 | |
| 568 | /** |
| 569 | * struct drm_vmw_get_3d_cap_arg |
| 570 | * |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 571 | * @buffer: Pointer to a buffer for capability data, cast to an __u64 |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 572 | * @size: Max size to copy |
| 573 | * |
| 574 | * Input argument to the DRM_VMW_GET_3D_CAP_IOCTL |
| 575 | * ioctls. |
| 576 | */ |
| 577 | |
| 578 | struct drm_vmw_get_3d_cap_arg { |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 579 | __u64 buffer; |
| 580 | __u32 max_size; |
| 581 | __u32 pad64; |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 582 | }; |
| 583 | |
| 584 | /*************************************************************************/ |
| 585 | /** |
| 586 | * DRM_VMW_FENCE_WAIT |
| 587 | * |
| 588 | * Waits for a fence object to signal. The wait is interruptible, so that |
| 589 | * signals may be delivered during the interrupt. The wait may timeout, |
| 590 | * in which case the calls returns -EBUSY. If the wait is restarted, |
| 591 | * that is restarting without resetting @cookie_valid to zero, |
| 592 | * the timeout is computed from the first call. |
| 593 | * |
| 594 | * The flags argument to the DRM_VMW_FENCE_WAIT ioctl indicates what to wait |
| 595 | * on: |
| 596 | * DRM_VMW_FENCE_FLAG_EXEC: All commands ahead of the fence in the command |
| 597 | * stream |
| 598 | * have executed. |
| 599 | * DRM_VMW_FENCE_FLAG_QUERY: All query results resulting from query finish |
| 600 | * commands |
| 601 | * in the buffer given to the EXECBUF ioctl returning the fence object handle |
| 602 | * are available to user-space. |
| 603 | * |
| 604 | * DRM_VMW_WAIT_OPTION_UNREF: If this wait option is given, and the |
| 605 | * fenc wait ioctl returns 0, the fence object has been unreferenced after |
| 606 | * the wait. |
| 607 | */ |
| 608 | |
| 609 | #define DRM_VMW_FENCE_FLAG_EXEC (1 << 0) |
| 610 | #define DRM_VMW_FENCE_FLAG_QUERY (1 << 1) |
| 611 | |
| 612 | #define DRM_VMW_WAIT_OPTION_UNREF (1 << 0) |
| 613 | |
| 614 | /** |
| 615 | * struct drm_vmw_fence_wait_arg |
| 616 | * |
| 617 | * @handle: Fence object handle as returned by the DRM_VMW_EXECBUF ioctl. |
| 618 | * @cookie_valid: Must be reset to 0 on first call. Left alone on restart. |
| 619 | * @kernel_cookie: Set to 0 on first call. Left alone on restart. |
| 620 | * @timeout_us: Wait timeout in microseconds. 0 for indefinite timeout. |
| 621 | * @lazy: Set to 1 if timing is not critical. Allow more than a kernel tick |
| 622 | * before returning. |
| 623 | * @flags: Fence flags to wait on. |
| 624 | * @wait_options: Options that control the behaviour of the wait ioctl. |
| 625 | * |
| 626 | * Input argument to the DRM_VMW_FENCE_WAIT ioctl. |
| 627 | */ |
| 628 | |
| 629 | struct drm_vmw_fence_wait_arg { |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 630 | __u32 handle; |
| 631 | __s32 cookie_valid; |
| 632 | __u64 kernel_cookie; |
| 633 | __u64 timeout_us; |
| 634 | __s32 lazy; |
| 635 | __s32 flags; |
| 636 | __s32 wait_options; |
| 637 | __s32 pad64; |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 638 | }; |
| 639 | |
| 640 | /*************************************************************************/ |
| 641 | /** |
| 642 | * DRM_VMW_FENCE_SIGNALED |
| 643 | * |
| 644 | * Checks if a fence object is signaled.. |
| 645 | */ |
| 646 | |
| 647 | /** |
| 648 | * struct drm_vmw_fence_signaled_arg |
| 649 | * |
| 650 | * @handle: Fence object handle as returned by the DRM_VMW_EXECBUF ioctl. |
| 651 | * @flags: Fence object flags input to DRM_VMW_FENCE_SIGNALED ioctl |
| 652 | * @signaled: Out: Flags signaled. |
| 653 | * @sequence: Out: Highest sequence passed so far. Can be used to signal the |
| 654 | * EXEC flag of user-space fence objects. |
| 655 | * |
| 656 | * Input/Output argument to the DRM_VMW_FENCE_SIGNALED and DRM_VMW_FENCE_UNREF |
| 657 | * ioctls. |
| 658 | */ |
| 659 | |
| 660 | struct drm_vmw_fence_signaled_arg { |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 661 | __u32 handle; |
| 662 | __u32 flags; |
| 663 | __s32 signaled; |
| 664 | __u32 passed_seqno; |
| 665 | __u32 signaled_flags; |
| 666 | __u32 pad64; |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 667 | }; |
| 668 | |
| 669 | /*************************************************************************/ |
| 670 | /** |
| 671 | * DRM_VMW_FENCE_UNREF |
| 672 | * |
| 673 | * Unreferences a fence object, and causes it to be destroyed if there are no |
| 674 | * other references to it. |
| 675 | * |
| 676 | */ |
| 677 | |
| 678 | /** |
| 679 | * struct drm_vmw_fence_arg |
| 680 | * |
| 681 | * @handle: Fence object handle as returned by the DRM_VMW_EXECBUF ioctl. |
| 682 | * |
| 683 | * Input/Output argument to the DRM_VMW_FENCE_UNREF ioctl.. |
| 684 | */ |
| 685 | |
| 686 | struct drm_vmw_fence_arg { |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 687 | __u32 handle; |
| 688 | __u32 pad64; |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 689 | }; |
| 690 | |
| 691 | |
| 692 | /*************************************************************************/ |
| 693 | /** |
| 694 | * DRM_VMW_FENCE_EVENT |
| 695 | * |
| 696 | * Queues an event on a fence to be delivered on the drm character device |
| 697 | * when the fence has signaled the DRM_VMW_FENCE_FLAG_EXEC flag. |
| 698 | * Optionally the approximate time when the fence signaled is |
| 699 | * given by the event. |
| 700 | */ |
| 701 | |
| 702 | /* |
| 703 | * The event type |
| 704 | */ |
| 705 | #define DRM_VMW_EVENT_FENCE_SIGNALED 0x80000000 |
| 706 | |
| 707 | struct drm_vmw_event_fence { |
| 708 | struct drm_event base; |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 709 | __u64 user_data; |
| 710 | __u32 tv_sec; |
| 711 | __u32 tv_usec; |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 712 | }; |
| 713 | |
| 714 | /* |
| 715 | * Flags that may be given to the command. |
| 716 | */ |
| 717 | /* Request fence signaled time on the event. */ |
| 718 | #define DRM_VMW_FE_FLAG_REQ_TIME (1 << 0) |
| 719 | |
| 720 | /** |
| 721 | * struct drm_vmw_fence_event_arg |
| 722 | * |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 723 | * @fence_rep: Pointer to fence_rep structure cast to __u64 or 0 if |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 724 | * the fence is not supposed to be referenced by user-space. |
| 725 | * @user_info: Info to be delivered with the event. |
| 726 | * @handle: Attach the event to this fence only. |
| 727 | * @flags: A set of flags as defined above. |
| 728 | */ |
| 729 | struct drm_vmw_fence_event_arg { |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 730 | __u64 fence_rep; |
| 731 | __u64 user_data; |
| 732 | __u32 handle; |
| 733 | __u32 flags; |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 734 | }; |
| 735 | |
| 736 | |
| 737 | /*************************************************************************/ |
| 738 | /** |
| 739 | * DRM_VMW_PRESENT |
| 740 | * |
| 741 | * Executes an SVGA present on a given fb for a given surface. The surface |
| 742 | * is placed on the framebuffer. Cliprects are given relative to the given |
| 743 | * point (the point disignated by dest_{x|y}). |
| 744 | * |
| 745 | */ |
| 746 | |
| 747 | /** |
| 748 | * struct drm_vmw_present_arg |
| 749 | * @fb_id: framebuffer id to present / read back from. |
| 750 | * @sid: Surface id to present from. |
| 751 | * @dest_x: X placement coordinate for surface. |
| 752 | * @dest_y: Y placement coordinate for surface. |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 753 | * @clips_ptr: Pointer to an array of clip rects cast to an __u64. |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 754 | * @num_clips: Number of cliprects given relative to the framebuffer origin, |
| 755 | * in the same coordinate space as the frame buffer. |
| 756 | * @pad64: Unused 64-bit padding. |
| 757 | * |
| 758 | * Input argument to the DRM_VMW_PRESENT ioctl. |
| 759 | */ |
| 760 | |
| 761 | struct drm_vmw_present_arg { |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 762 | __u32 fb_id; |
| 763 | __u32 sid; |
| 764 | __s32 dest_x; |
| 765 | __s32 dest_y; |
| 766 | __u64 clips_ptr; |
| 767 | __u32 num_clips; |
| 768 | __u32 pad64; |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 769 | }; |
| 770 | |
| 771 | |
| 772 | /*************************************************************************/ |
| 773 | /** |
| 774 | * DRM_VMW_PRESENT_READBACK |
| 775 | * |
| 776 | * Executes an SVGA present readback from a given fb to the dma buffer |
| 777 | * currently bound as the fb. If there is no dma buffer bound to the fb, |
| 778 | * an error will be returned. |
| 779 | * |
| 780 | */ |
| 781 | |
| 782 | /** |
| 783 | * struct drm_vmw_present_arg |
| 784 | * @fb_id: fb_id to present / read back from. |
| 785 | * @num_clips: Number of cliprects. |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 786 | * @clips_ptr: Pointer to an array of clip rects cast to an __u64. |
| 787 | * @fence_rep: Pointer to a struct drm_vmw_fence_rep, cast to an __u64. |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 788 | * If this member is NULL, then the ioctl should not return a fence. |
| 789 | */ |
| 790 | |
| 791 | struct drm_vmw_present_readback_arg { |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 792 | __u32 fb_id; |
| 793 | __u32 num_clips; |
| 794 | __u64 clips_ptr; |
| 795 | __u64 fence_rep; |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 796 | }; |
| 797 | |
| 798 | /*************************************************************************/ |
| 799 | /** |
| 800 | * DRM_VMW_UPDATE_LAYOUT - Update layout |
| 801 | * |
| 802 | * Updates the preferred modes and connection status for connectors. The |
| 803 | * command consists of one drm_vmw_update_layout_arg pointing to an array |
| 804 | * of num_outputs drm_vmw_rect's. |
| 805 | */ |
| 806 | |
| 807 | /** |
| 808 | * struct drm_vmw_update_layout_arg |
| 809 | * |
| 810 | * @num_outputs: number of active connectors |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 811 | * @rects: pointer to array of drm_vmw_rect cast to an __u64 |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 812 | * |
| 813 | * Input argument to the DRM_VMW_UPDATE_LAYOUT Ioctl. |
| 814 | */ |
| 815 | struct drm_vmw_update_layout_arg { |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 816 | __u32 num_outputs; |
| 817 | __u32 pad64; |
| 818 | __u64 rects; |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 819 | }; |
| 820 | |
Christopher Ferris | e084501 | 2014-07-09 14:58:51 -0700 | [diff] [blame] | 821 | |
| 822 | /*************************************************************************/ |
| 823 | /** |
| 824 | * DRM_VMW_CREATE_SHADER - Create shader |
| 825 | * |
| 826 | * Creates a shader and optionally binds it to a dma buffer containing |
| 827 | * the shader byte-code. |
| 828 | */ |
| 829 | |
| 830 | /** |
| 831 | * enum drm_vmw_shader_type - Shader types |
| 832 | */ |
| 833 | enum drm_vmw_shader_type { |
| 834 | drm_vmw_shader_type_vs = 0, |
| 835 | drm_vmw_shader_type_ps, |
Christopher Ferris | e084501 | 2014-07-09 14:58:51 -0700 | [diff] [blame] | 836 | }; |
| 837 | |
| 838 | |
| 839 | /** |
| 840 | * struct drm_vmw_shader_create_arg |
| 841 | * |
| 842 | * @shader_type: Shader type of the shader to create. |
| 843 | * @size: Size of the byte-code in bytes. |
| 844 | * where the shader byte-code starts |
| 845 | * @buffer_handle: Buffer handle identifying the buffer containing the |
| 846 | * shader byte-code |
| 847 | * @shader_handle: On successful completion contains a handle that |
| 848 | * can be used to subsequently identify the shader. |
| 849 | * @offset: Offset in bytes into the buffer given by @buffer_handle, |
| 850 | * |
| 851 | * Input / Output argument to the DRM_VMW_CREATE_SHADER Ioctl. |
| 852 | */ |
| 853 | struct drm_vmw_shader_create_arg { |
| 854 | enum drm_vmw_shader_type shader_type; |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 855 | __u32 size; |
| 856 | __u32 buffer_handle; |
| 857 | __u32 shader_handle; |
| 858 | __u64 offset; |
Christopher Ferris | e084501 | 2014-07-09 14:58:51 -0700 | [diff] [blame] | 859 | }; |
| 860 | |
| 861 | /*************************************************************************/ |
| 862 | /** |
| 863 | * DRM_VMW_UNREF_SHADER - Unreferences a shader |
| 864 | * |
| 865 | * Destroys a user-space reference to a shader, optionally destroying |
| 866 | * it. |
| 867 | */ |
| 868 | |
| 869 | /** |
| 870 | * struct drm_vmw_shader_arg |
| 871 | * |
| 872 | * @handle: Handle identifying the shader to destroy. |
| 873 | * |
| 874 | * Input argument to the DRM_VMW_UNREF_SHADER ioctl. |
| 875 | */ |
| 876 | struct drm_vmw_shader_arg { |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 877 | __u32 handle; |
| 878 | __u32 pad64; |
Christopher Ferris | e084501 | 2014-07-09 14:58:51 -0700 | [diff] [blame] | 879 | }; |
| 880 | |
| 881 | /*************************************************************************/ |
| 882 | /** |
| 883 | * DRM_VMW_GB_SURFACE_CREATE - Create a host guest-backed surface. |
| 884 | * |
| 885 | * Allocates a surface handle and queues a create surface command |
| 886 | * for the host on the first use of the surface. The surface ID can |
| 887 | * be used as the surface ID in commands referencing the surface. |
| 888 | */ |
| 889 | |
| 890 | /** |
| 891 | * enum drm_vmw_surface_flags |
| 892 | * |
| 893 | * @drm_vmw_surface_flag_shareable: Whether the surface is shareable |
| 894 | * @drm_vmw_surface_flag_scanout: Whether the surface is a scanout |
| 895 | * surface. |
| 896 | * @drm_vmw_surface_flag_create_buffer: Create a backup buffer if none is |
| 897 | * given. |
| 898 | */ |
| 899 | enum drm_vmw_surface_flags { |
| 900 | drm_vmw_surface_flag_shareable = (1 << 0), |
| 901 | drm_vmw_surface_flag_scanout = (1 << 1), |
| 902 | drm_vmw_surface_flag_create_buffer = (1 << 2) |
| 903 | }; |
| 904 | |
| 905 | /** |
| 906 | * struct drm_vmw_gb_surface_create_req |
| 907 | * |
| 908 | * @svga3d_flags: SVGA3d surface flags for the device. |
| 909 | * @format: SVGA3d format. |
| 910 | * @mip_level: Number of mip levels for all faces. |
| 911 | * @drm_surface_flags Flags as described above. |
| 912 | * @multisample_count Future use. Set to 0. |
| 913 | * @autogen_filter Future use. Set to 0. |
| 914 | * @buffer_handle Buffer handle of backup buffer. SVGA3D_INVALID_ID |
| 915 | * if none. |
| 916 | * @base_size Size of the base mip level for all faces. |
Christopher Ferris | 12e1f28 | 2016-02-04 12:35:07 -0800 | [diff] [blame] | 917 | * @array_size Must be zero for non-DX hardware, and if non-zero |
| 918 | * svga3d_flags must have proper bind flags setup. |
Christopher Ferris | e084501 | 2014-07-09 14:58:51 -0700 | [diff] [blame] | 919 | * |
| 920 | * Input argument to the DRM_VMW_GB_SURFACE_CREATE Ioctl. |
| 921 | * Part of output argument for the DRM_VMW_GB_SURFACE_REF Ioctl. |
| 922 | */ |
| 923 | struct drm_vmw_gb_surface_create_req { |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 924 | __u32 svga3d_flags; |
| 925 | __u32 format; |
| 926 | __u32 mip_levels; |
Christopher Ferris | e084501 | 2014-07-09 14:58:51 -0700 | [diff] [blame] | 927 | enum drm_vmw_surface_flags drm_surface_flags; |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 928 | __u32 multisample_count; |
| 929 | __u32 autogen_filter; |
| 930 | __u32 buffer_handle; |
| 931 | __u32 array_size; |
Christopher Ferris | e084501 | 2014-07-09 14:58:51 -0700 | [diff] [blame] | 932 | struct drm_vmw_size base_size; |
| 933 | }; |
| 934 | |
| 935 | /** |
| 936 | * struct drm_vmw_gb_surface_create_rep |
| 937 | * |
| 938 | * @handle: Surface handle. |
| 939 | * @backup_size: Size of backup buffers for this surface. |
| 940 | * @buffer_handle: Handle of backup buffer. SVGA3D_INVALID_ID if none. |
| 941 | * @buffer_size: Actual size of the buffer identified by |
| 942 | * @buffer_handle |
| 943 | * @buffer_map_handle: Offset into device address space for the buffer |
| 944 | * identified by @buffer_handle. |
| 945 | * |
| 946 | * Part of output argument for the DRM_VMW_GB_SURFACE_REF ioctl. |
| 947 | * Output argument for the DRM_VMW_GB_SURFACE_CREATE ioctl. |
| 948 | */ |
| 949 | struct drm_vmw_gb_surface_create_rep { |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 950 | __u32 handle; |
| 951 | __u32 backup_size; |
| 952 | __u32 buffer_handle; |
| 953 | __u32 buffer_size; |
| 954 | __u64 buffer_map_handle; |
Christopher Ferris | e084501 | 2014-07-09 14:58:51 -0700 | [diff] [blame] | 955 | }; |
| 956 | |
| 957 | /** |
| 958 | * union drm_vmw_gb_surface_create_arg |
| 959 | * |
| 960 | * @req: Input argument as described above. |
| 961 | * @rep: Output argument as described above. |
| 962 | * |
| 963 | * Argument to the DRM_VMW_GB_SURFACE_CREATE ioctl. |
| 964 | */ |
| 965 | union drm_vmw_gb_surface_create_arg { |
| 966 | struct drm_vmw_gb_surface_create_rep rep; |
| 967 | struct drm_vmw_gb_surface_create_req req; |
| 968 | }; |
| 969 | |
| 970 | /*************************************************************************/ |
| 971 | /** |
| 972 | * DRM_VMW_GB_SURFACE_REF - Reference a host surface. |
| 973 | * |
| 974 | * Puts a reference on a host surface with a given handle, as previously |
| 975 | * returned by the DRM_VMW_GB_SURFACE_CREATE ioctl. |
| 976 | * A reference will make sure the surface isn't destroyed while we hold |
| 977 | * it and will allow the calling client to use the surface handle in |
| 978 | * the command stream. |
| 979 | * |
| 980 | * On successful return, the Ioctl returns the surface information given |
| 981 | * to and returned from the DRM_VMW_GB_SURFACE_CREATE ioctl. |
| 982 | */ |
| 983 | |
| 984 | /** |
| 985 | * struct drm_vmw_gb_surface_reference_arg |
| 986 | * |
| 987 | * @creq: The data used as input when the surface was created, as described |
| 988 | * above at "struct drm_vmw_gb_surface_create_req" |
| 989 | * @crep: Additional data output when the surface was created, as described |
| 990 | * above at "struct drm_vmw_gb_surface_create_rep" |
| 991 | * |
| 992 | * Output Argument to the DRM_VMW_GB_SURFACE_REF ioctl. |
| 993 | */ |
| 994 | struct drm_vmw_gb_surface_ref_rep { |
| 995 | struct drm_vmw_gb_surface_create_req creq; |
| 996 | struct drm_vmw_gb_surface_create_rep crep; |
| 997 | }; |
| 998 | |
| 999 | /** |
| 1000 | * union drm_vmw_gb_surface_reference_arg |
| 1001 | * |
| 1002 | * @req: Input data as described above at "struct drm_vmw_surface_arg" |
| 1003 | * @rep: Output data as described above at "struct drm_vmw_gb_surface_ref_rep" |
| 1004 | * |
| 1005 | * Argument to the DRM_VMW_GB_SURFACE_REF Ioctl. |
| 1006 | */ |
| 1007 | union drm_vmw_gb_surface_reference_arg { |
| 1008 | struct drm_vmw_gb_surface_ref_rep rep; |
| 1009 | struct drm_vmw_surface_arg req; |
| 1010 | }; |
| 1011 | |
| 1012 | |
| 1013 | /*************************************************************************/ |
| 1014 | /** |
| 1015 | * DRM_VMW_SYNCCPU - Sync a DMA buffer / MOB for CPU access. |
| 1016 | * |
| 1017 | * Idles any previously submitted GPU operations on the buffer and |
| 1018 | * by default blocks command submissions that reference the buffer. |
| 1019 | * If the file descriptor used to grab a blocking CPU sync is closed, the |
| 1020 | * cpu sync is released. |
| 1021 | * The flags argument indicates how the grab / release operation should be |
| 1022 | * performed: |
| 1023 | */ |
| 1024 | |
| 1025 | /** |
| 1026 | * enum drm_vmw_synccpu_flags - Synccpu flags: |
| 1027 | * |
| 1028 | * @drm_vmw_synccpu_read: Sync for read. If sync is done for read only, it's a |
| 1029 | * hint to the kernel to allow command submissions that references the buffer |
| 1030 | * for read-only. |
| 1031 | * @drm_vmw_synccpu_write: Sync for write. Block all command submissions |
| 1032 | * referencing this buffer. |
| 1033 | * @drm_vmw_synccpu_dontblock: Dont wait for GPU idle, but rather return |
| 1034 | * -EBUSY should the buffer be busy. |
| 1035 | * @drm_vmw_synccpu_allow_cs: Allow command submission that touches the buffer |
| 1036 | * while the buffer is synced for CPU. This is similar to the GEM bo idle |
| 1037 | * behavior. |
| 1038 | */ |
| 1039 | enum drm_vmw_synccpu_flags { |
| 1040 | drm_vmw_synccpu_read = (1 << 0), |
| 1041 | drm_vmw_synccpu_write = (1 << 1), |
| 1042 | drm_vmw_synccpu_dontblock = (1 << 2), |
| 1043 | drm_vmw_synccpu_allow_cs = (1 << 3) |
| 1044 | }; |
| 1045 | |
| 1046 | /** |
| 1047 | * enum drm_vmw_synccpu_op - Synccpu operations: |
| 1048 | * |
| 1049 | * @drm_vmw_synccpu_grab: Grab the buffer for CPU operations |
| 1050 | * @drm_vmw_synccpu_release: Release a previous grab. |
| 1051 | */ |
| 1052 | enum drm_vmw_synccpu_op { |
| 1053 | drm_vmw_synccpu_grab, |
| 1054 | drm_vmw_synccpu_release |
| 1055 | }; |
| 1056 | |
| 1057 | /** |
| 1058 | * struct drm_vmw_synccpu_arg |
| 1059 | * |
| 1060 | * @op: The synccpu operation as described above. |
| 1061 | * @handle: Handle identifying the buffer object. |
| 1062 | * @flags: Flags as described above. |
| 1063 | */ |
| 1064 | struct drm_vmw_synccpu_arg { |
| 1065 | enum drm_vmw_synccpu_op op; |
| 1066 | enum drm_vmw_synccpu_flags flags; |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 1067 | __u32 handle; |
| 1068 | __u32 pad64; |
Christopher Ferris | e084501 | 2014-07-09 14:58:51 -0700 | [diff] [blame] | 1069 | }; |
| 1070 | |
Christopher Ferris | 12e1f28 | 2016-02-04 12:35:07 -0800 | [diff] [blame] | 1071 | /*************************************************************************/ |
| 1072 | /** |
| 1073 | * DRM_VMW_CREATE_EXTENDED_CONTEXT - Create a host context. |
| 1074 | * |
| 1075 | * Allocates a device unique context id, and queues a create context command |
| 1076 | * for the host. Does not wait for host completion. |
| 1077 | */ |
| 1078 | enum drm_vmw_extended_context { |
| 1079 | drm_vmw_context_legacy, |
| 1080 | drm_vmw_context_dx |
| 1081 | }; |
| 1082 | |
| 1083 | /** |
| 1084 | * union drm_vmw_extended_context_arg |
| 1085 | * |
| 1086 | * @req: Context type. |
| 1087 | * @rep: Context identifier. |
| 1088 | * |
| 1089 | * Argument to the DRM_VMW_CREATE_EXTENDED_CONTEXT Ioctl. |
| 1090 | */ |
| 1091 | union drm_vmw_extended_context_arg { |
| 1092 | enum drm_vmw_extended_context req; |
| 1093 | struct drm_vmw_context_arg rep; |
| 1094 | }; |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 1095 | |
Christopher Ferris | 0543f74 | 2017-07-26 13:09:46 -0700 | [diff] [blame] | 1096 | /*************************************************************************/ |
| 1097 | /* |
| 1098 | * DRM_VMW_HANDLE_CLOSE - Close a user-space handle and release its |
| 1099 | * underlying resource. |
| 1100 | * |
| 1101 | * Note that this ioctl is overlaid on the DRM_VMW_UNREF_DMABUF Ioctl. |
| 1102 | * The ioctl arguments therefore need to be identical in layout. |
| 1103 | * |
| 1104 | */ |
| 1105 | |
| 1106 | /** |
| 1107 | * struct drm_vmw_handle_close_arg |
| 1108 | * |
| 1109 | * @handle: Handle to close. |
| 1110 | * |
| 1111 | * Argument to the DRM_VMW_HANDLE_CLOSE Ioctl. |
| 1112 | */ |
| 1113 | struct drm_vmw_handle_close_arg { |
| 1114 | __u32 handle; |
| 1115 | __u32 pad64; |
| 1116 | }; |
| 1117 | |
| 1118 | |
Christopher Ferris | ccfaccd | 2016-08-24 12:11:31 -0700 | [diff] [blame] | 1119 | #if defined(__cplusplus) |
| 1120 | } |
| 1121 | #endif |
| 1122 | |
Ben Cheng | 224b54f | 2013-10-15 18:26:18 -0700 | [diff] [blame] | 1123 | #endif |