1 /* 2 * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. 3 * All Rights Reserved. 4 * 5 * Permission is hereby granted, free of charge, to any person obtaining a 6 * copy of this software and associated documentation files (the 7 * "Software"), to deal in the Software without restriction, including 8 * without limitation the rights to use, copy, modify, merge, publish, 9 * distribute, sub license, and/or sell copies of the Software, and to 10 * permit persons to whom the Software is furnished to do so, subject to 11 * the following conditions: 12 * 13 * The above copyright notice and this permission notice (including the 14 * next paragraph) shall be included in all copies or substantial portions 15 * of the Software. 16 * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 20 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR 21 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 22 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 23 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 24 * 25 */ 26 27 #ifndef _UAPI_I915_DRM_H_ 28 #define _UAPI_I915_DRM_H_ 29 30 #include <drm/drm.h> 31 32 /* Please note that modifications to all structs defined here are 33 * subject to backwards-compatibility constraints. 34 */ 35 36 /** 37 * DOC: uevents generated by i915 on it's device node 38 * 39 * I915_L3_PARITY_UEVENT - Generated when the driver receives a parity mismatch 40 * event from the gpu l3 cache. Additional information supplied is ROW, 41 * BANK, SUBBANK, SLICE of the affected cacheline. Userspace should keep 42 * track of these events and if a specific cache-line seems to have a 43 * persistent error remap it with the l3 remapping tool supplied in 44 * intel-gpu-tools. The value supplied with the event is always 1. 45 * 46 * I915_ERROR_UEVENT - Generated upon error detection, currently only via 47 * hangcheck. The error detection event is a good indicator of when things 48 * began to go badly. The value supplied with the event is a 1 upon error 49 * detection, and a 0 upon reset completion, signifying no more error 50 * exists. NOTE: Disabling hangcheck or reset via module parameter will 51 * cause the related events to not be seen. 52 * 53 * I915_RESET_UEVENT - Event is generated just before an attempt to reset the 54 * the GPU. The value supplied with the event is always 1. NOTE: Disable 55 * reset via module parameter will cause this event to not be seen. 56 */ 57 #define I915_L3_PARITY_UEVENT "L3_PARITY_ERROR" 58 #define I915_ERROR_UEVENT "ERROR" 59 #define I915_RESET_UEVENT "RESET" 60 61 /* Each region is a minimum of 16k, and there are at most 255 of them. 62 */ 63 #define I915_NR_TEX_REGIONS 255 /* table size 2k - maximum due to use 64 * of chars for next/prev indices */ 65 #define I915_LOG_MIN_TEX_REGION_SIZE 14 66 67 typedef struct _drm_i915_init { 68 enum { 69 I915_INIT_DMA = 0x01, 70 I915_CLEANUP_DMA = 0x02, 71 I915_RESUME_DMA = 0x03 72 } func; 73 unsigned int mmio_offset; 74 int sarea_priv_offset; 75 unsigned int ring_start; 76 unsigned int ring_end; 77 unsigned int ring_size; 78 unsigned int front_offset; 79 unsigned int back_offset; 80 unsigned int depth_offset; 81 unsigned int w; 82 unsigned int h; 83 unsigned int pitch; 84 unsigned int pitch_bits; 85 unsigned int back_pitch; 86 unsigned int depth_pitch; 87 unsigned int cpp; 88 unsigned int chipset; 89 } drm_i915_init_t; 90 91 typedef struct _drm_i915_sarea { 92 struct drm_tex_region texList[I915_NR_TEX_REGIONS + 1]; 93 int last_upload; /* last time texture was uploaded */ 94 int last_enqueue; /* last time a buffer was enqueued */ 95 int last_dispatch; /* age of the most recently dispatched buffer */ 96 int ctxOwner; /* last context to upload state */ 97 int texAge; 98 int pf_enabled; /* is pageflipping allowed? */ 99 int pf_active; 100 int pf_current_page; /* which buffer is being displayed? */ 101 int perf_boxes; /* performance boxes to be displayed */ 102 int width, height; /* screen size in pixels */ 103 104 drm_handle_t front_handle; 105 int front_offset; 106 int front_size; 107 108 drm_handle_t back_handle; 109 int back_offset; 110 int back_size; 111 112 drm_handle_t depth_handle; 113 int depth_offset; 114 int depth_size; 115 116 drm_handle_t tex_handle; 117 int tex_offset; 118 int tex_size; 119 int log_tex_granularity; 120 int pitch; 121 int rotation; /* 0, 90, 180 or 270 */ 122 int rotated_offset; 123 int rotated_size; 124 int rotated_pitch; 125 int virtualX, virtualY; 126 127 unsigned int front_tiled; 128 unsigned int back_tiled; 129 unsigned int depth_tiled; 130 unsigned int rotated_tiled; 131 unsigned int rotated2_tiled; 132 133 int pipeA_x; 134 int pipeA_y; 135 int pipeA_w; 136 int pipeA_h; 137 int pipeB_x; 138 int pipeB_y; 139 int pipeB_w; 140 int pipeB_h; 141 142 /* fill out some space for old userspace triple buffer */ 143 drm_handle_t unused_handle; 144 __u32 unused1, unused2, unused3; 145 146 /* buffer object handles for static buffers. May change 147 * over the lifetime of the client. 148 */ 149 __u32 front_bo_handle; 150 __u32 back_bo_handle; 151 __u32 unused_bo_handle; 152 __u32 depth_bo_handle; 153 154 } drm_i915_sarea_t; 155 156 /* due to userspace building against these headers we need some compat here */ 157 #define planeA_x pipeA_x 158 #define planeA_y pipeA_y 159 #define planeA_w pipeA_w 160 #define planeA_h pipeA_h 161 #define planeB_x pipeB_x 162 #define planeB_y pipeB_y 163 #define planeB_w pipeB_w 164 #define planeB_h pipeB_h 165 166 /* Flags for perf_boxes 167 */ 168 #define I915_BOX_RING_EMPTY 0x1 169 #define I915_BOX_FLIP 0x2 170 #define I915_BOX_WAIT 0x4 171 #define I915_BOX_TEXTURE_LOAD 0x8 172 #define I915_BOX_LOST_CONTEXT 0x10 173 174 /* I915 specific ioctls 175 * The device specific ioctl range is 0x40 to 0x79. 176 */ 177 #define DRM_I915_INIT 0x00 178 #define DRM_I915_FLUSH 0x01 179 #define DRM_I915_FLIP 0x02 180 #define DRM_I915_BATCHBUFFER 0x03 181 #define DRM_I915_IRQ_EMIT 0x04 182 #define DRM_I915_IRQ_WAIT 0x05 183 #define DRM_I915_GETPARAM 0x06 184 #define DRM_I915_SETPARAM 0x07 185 #define DRM_I915_ALLOC 0x08 186 #define DRM_I915_FREE 0x09 187 #define DRM_I915_INIT_HEAP 0x0a 188 #define DRM_I915_CMDBUFFER 0x0b 189 #define DRM_I915_DESTROY_HEAP 0x0c 190 #define DRM_I915_SET_VBLANK_PIPE 0x0d 191 #define DRM_I915_GET_VBLANK_PIPE 0x0e 192 #define DRM_I915_VBLANK_SWAP 0x0f 193 #define DRM_I915_HWS_ADDR 0x11 194 #define DRM_I915_GEM_INIT 0x13 195 #define DRM_I915_GEM_EXECBUFFER 0x14 196 #define DRM_I915_GEM_PIN 0x15 197 #define DRM_I915_GEM_UNPIN 0x16 198 #define DRM_I915_GEM_BUSY 0x17 199 #define DRM_I915_GEM_THROTTLE 0x18 200 #define DRM_I915_GEM_ENTERVT 0x19 201 #define DRM_I915_GEM_LEAVEVT 0x1a 202 #define DRM_I915_GEM_CREATE 0x1b 203 #define DRM_I915_GEM_PREAD 0x1c 204 #define DRM_I915_GEM_PWRITE 0x1d 205 #define DRM_I915_GEM_MMAP 0x1e 206 #define DRM_I915_GEM_SET_DOMAIN 0x1f 207 #define DRM_I915_GEM_SW_FINISH 0x20 208 #define DRM_I915_GEM_SET_TILING 0x21 209 #define DRM_I915_GEM_GET_TILING 0x22 210 #define DRM_I915_GEM_GET_APERTURE 0x23 211 #define DRM_I915_GEM_MMAP_GTT 0x24 212 #define DRM_I915_GET_PIPE_FROM_CRTC_ID 0x25 213 #define DRM_I915_GEM_MADVISE 0x26 214 #define DRM_I915_OVERLAY_PUT_IMAGE 0x27 215 #define DRM_I915_OVERLAY_ATTRS 0x28 216 #define DRM_I915_GEM_EXECBUFFER2 0x29 217 #define DRM_I915_GET_SPRITE_COLORKEY 0x2a 218 #define DRM_I915_SET_SPRITE_COLORKEY 0x2b 219 #define DRM_I915_GEM_WAIT 0x2c 220 #define DRM_I915_GEM_CONTEXT_CREATE 0x2d 221 #define DRM_I915_GEM_CONTEXT_DESTROY 0x2e 222 #define DRM_I915_GEM_SET_CACHING 0x2f 223 #define DRM_I915_GEM_GET_CACHING 0x30 224 #define DRM_I915_REG_READ 0x31 225 #define DRM_I915_GET_RESET_STATS 0x32 226 #define DRM_I915_GEM_USERPTR 0x33 227 #define DRM_I915_GEM_CONTEXT_GETPARAM 0x34 228 #define DRM_I915_GEM_CONTEXT_SETPARAM 0x35 229 230 #define DRM_IOCTL_I915_INIT DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT, drm_i915_init_t) 231 #define DRM_IOCTL_I915_FLUSH DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLUSH) 232 #define DRM_IOCTL_I915_FLIP DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLIP) 233 #define DRM_IOCTL_I915_BATCHBUFFER DRM_IOW( DRM_COMMAND_BASE + DRM_I915_BATCHBUFFER, drm_i915_batchbuffer_t) 234 #define DRM_IOCTL_I915_IRQ_EMIT DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_IRQ_EMIT, drm_i915_irq_emit_t) 235 #define DRM_IOCTL_I915_IRQ_WAIT DRM_IOW( DRM_COMMAND_BASE + DRM_I915_IRQ_WAIT, drm_i915_irq_wait_t) 236 #define DRM_IOCTL_I915_GETPARAM DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GETPARAM, drm_i915_getparam_t) 237 #define DRM_IOCTL_I915_SETPARAM DRM_IOW( DRM_COMMAND_BASE + DRM_I915_SETPARAM, drm_i915_setparam_t) 238 #define DRM_IOCTL_I915_ALLOC DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_ALLOC, drm_i915_mem_alloc_t) 239 #define DRM_IOCTL_I915_FREE DRM_IOW( DRM_COMMAND_BASE + DRM_I915_FREE, drm_i915_mem_free_t) 240 #define DRM_IOCTL_I915_INIT_HEAP DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT_HEAP, drm_i915_mem_init_heap_t) 241 #define DRM_IOCTL_I915_CMDBUFFER DRM_IOW( DRM_COMMAND_BASE + DRM_I915_CMDBUFFER, drm_i915_cmdbuffer_t) 242 #define DRM_IOCTL_I915_DESTROY_HEAP DRM_IOW( DRM_COMMAND_BASE + DRM_I915_DESTROY_HEAP, drm_i915_mem_destroy_heap_t) 243 #define DRM_IOCTL_I915_SET_VBLANK_PIPE DRM_IOW( DRM_COMMAND_BASE + DRM_I915_SET_VBLANK_PIPE, drm_i915_vblank_pipe_t) 244 #define DRM_IOCTL_I915_GET_VBLANK_PIPE DRM_IOR( DRM_COMMAND_BASE + DRM_I915_GET_VBLANK_PIPE, drm_i915_vblank_pipe_t) 245 #define DRM_IOCTL_I915_VBLANK_SWAP DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_VBLANK_SWAP, drm_i915_vblank_swap_t) 246 #define DRM_IOCTL_I915_HWS_ADDR DRM_IOW(DRM_COMMAND_BASE + DRM_I915_HWS_ADDR, struct drm_i915_gem_init) 247 #define DRM_IOCTL_I915_GEM_INIT DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_INIT, struct drm_i915_gem_init) 248 #define DRM_IOCTL_I915_GEM_EXECBUFFER DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_EXECBUFFER, struct drm_i915_gem_execbuffer) 249 #define DRM_IOCTL_I915_GEM_EXECBUFFER2 DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_EXECBUFFER2, struct drm_i915_gem_execbuffer2) 250 #define DRM_IOCTL_I915_GEM_PIN DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_PIN, struct drm_i915_gem_pin) 251 #define DRM_IOCTL_I915_GEM_UNPIN DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_UNPIN, struct drm_i915_gem_unpin) 252 #define DRM_IOCTL_I915_GEM_BUSY DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_BUSY, struct drm_i915_gem_busy) 253 #define DRM_IOCTL_I915_GEM_SET_CACHING DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_SET_CACHING, struct drm_i915_gem_caching) 254 #define DRM_IOCTL_I915_GEM_GET_CACHING DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_GET_CACHING, struct drm_i915_gem_caching) 255 #define DRM_IOCTL_I915_GEM_THROTTLE DRM_IO ( DRM_COMMAND_BASE + DRM_I915_GEM_THROTTLE) 256 #define DRM_IOCTL_I915_GEM_ENTERVT DRM_IO(DRM_COMMAND_BASE + DRM_I915_GEM_ENTERVT) 257 #define DRM_IOCTL_I915_GEM_LEAVEVT DRM_IO(DRM_COMMAND_BASE + DRM_I915_GEM_LEAVEVT) 258 #define DRM_IOCTL_I915_GEM_CREATE DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_CREATE, struct drm_i915_gem_create) 259 #define DRM_IOCTL_I915_GEM_PREAD DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_PREAD, struct drm_i915_gem_pread) 260 #define DRM_IOCTL_I915_GEM_PWRITE DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_PWRITE, struct drm_i915_gem_pwrite) 261 #define DRM_IOCTL_I915_GEM_MMAP DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MMAP, struct drm_i915_gem_mmap) 262 #define DRM_IOCTL_I915_GEM_MMAP_GTT DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MMAP_GTT, struct drm_i915_gem_mmap_gtt) 263 #define DRM_IOCTL_I915_GEM_SET_DOMAIN DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_SET_DOMAIN, struct drm_i915_gem_set_domain) 264 #define DRM_IOCTL_I915_GEM_SW_FINISH DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_SW_FINISH, struct drm_i915_gem_sw_finish) 265 #define DRM_IOCTL_I915_GEM_SET_TILING DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_SET_TILING, struct drm_i915_gem_set_tiling) 266 #define DRM_IOCTL_I915_GEM_GET_TILING DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_GET_TILING, struct drm_i915_gem_get_tiling) 267 #define DRM_IOCTL_I915_GEM_GET_APERTURE DRM_IOR (DRM_COMMAND_BASE + DRM_I915_GEM_GET_APERTURE, struct drm_i915_gem_get_aperture) 268 #define DRM_IOCTL_I915_GET_PIPE_FROM_CRTC_ID DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GET_PIPE_FROM_CRTC_ID, struct drm_i915_get_pipe_from_crtc_id) 269 #define DRM_IOCTL_I915_GEM_MADVISE DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MADVISE, struct drm_i915_gem_madvise) 270 #define DRM_IOCTL_I915_OVERLAY_PUT_IMAGE DRM_IOW(DRM_COMMAND_BASE + DRM_I915_OVERLAY_PUT_IMAGE, struct drm_intel_overlay_put_image) 271 #define DRM_IOCTL_I915_OVERLAY_ATTRS DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_OVERLAY_ATTRS, struct drm_intel_overlay_attrs) 272 #define DRM_IOCTL_I915_SET_SPRITE_COLORKEY DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_SET_SPRITE_COLORKEY, struct drm_intel_sprite_colorkey) 273 #define DRM_IOCTL_I915_GET_SPRITE_COLORKEY DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GET_SPRITE_COLORKEY, struct drm_intel_sprite_colorkey) 274 #define DRM_IOCTL_I915_GEM_WAIT DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_WAIT, struct drm_i915_gem_wait) 275 #define DRM_IOCTL_I915_GEM_CONTEXT_CREATE DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_CONTEXT_CREATE, struct drm_i915_gem_context_create) 276 #define DRM_IOCTL_I915_GEM_CONTEXT_DESTROY DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_CONTEXT_DESTROY, struct drm_i915_gem_context_destroy) 277 #define DRM_IOCTL_I915_REG_READ DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_REG_READ, struct drm_i915_reg_read) 278 #define DRM_IOCTL_I915_GET_RESET_STATS DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GET_RESET_STATS, struct drm_i915_reset_stats) 279 #define DRM_IOCTL_I915_GEM_USERPTR DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_USERPTR, struct drm_i915_gem_userptr) 280 #define DRM_IOCTL_I915_GEM_CONTEXT_GETPARAM DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_CONTEXT_GETPARAM, struct drm_i915_gem_context_param) 281 #define DRM_IOCTL_I915_GEM_CONTEXT_SETPARAM DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_CONTEXT_SETPARAM, struct drm_i915_gem_context_param) 282 283 /* Allow drivers to submit batchbuffers directly to hardware, relying 284 * on the security mechanisms provided by hardware. 285 */ 286 typedef struct drm_i915_batchbuffer { 287 int start; /* agp offset */ 288 int used; /* nr bytes in use */ 289 int DR1; /* hw flags for GFX_OP_DRAWRECT_INFO */ 290 int DR4; /* window origin for GFX_OP_DRAWRECT_INFO */ 291 int num_cliprects; /* mulitpass with multiple cliprects? */ 292 struct drm_clip_rect __user *cliprects; /* pointer to userspace cliprects */ 293 } drm_i915_batchbuffer_t; 294 295 /* As above, but pass a pointer to userspace buffer which can be 296 * validated by the kernel prior to sending to hardware. 297 */ 298 typedef struct _drm_i915_cmdbuffer { 299 char __user *buf; /* pointer to userspace command buffer */ 300 int sz; /* nr bytes in buf */ 301 int DR1; /* hw flags for GFX_OP_DRAWRECT_INFO */ 302 int DR4; /* window origin for GFX_OP_DRAWRECT_INFO */ 303 int num_cliprects; /* mulitpass with multiple cliprects? */ 304 struct drm_clip_rect __user *cliprects; /* pointer to userspace cliprects */ 305 } drm_i915_cmdbuffer_t; 306 307 /* Userspace can request & wait on irq's: 308 */ 309 typedef struct drm_i915_irq_emit { 310 int __user *irq_seq; 311 } drm_i915_irq_emit_t; 312 313 typedef struct drm_i915_irq_wait { 314 int irq_seq; 315 } drm_i915_irq_wait_t; 316 317 /* Ioctl to query kernel params: 318 */ 319 #define I915_PARAM_IRQ_ACTIVE 1 320 #define I915_PARAM_ALLOW_BATCHBUFFER 2 321 #define I915_PARAM_LAST_DISPATCH 3 322 #define I915_PARAM_CHIPSET_ID 4 323 #define I915_PARAM_HAS_GEM 5 324 #define I915_PARAM_NUM_FENCES_AVAIL 6 325 #define I915_PARAM_HAS_OVERLAY 7 326 #define I915_PARAM_HAS_PAGEFLIPPING 8 327 #define I915_PARAM_HAS_EXECBUF2 9 328 #define I915_PARAM_HAS_BSD 10 329 #define I915_PARAM_HAS_BLT 11 330 #define I915_PARAM_HAS_RELAXED_FENCING 12 331 #define I915_PARAM_HAS_COHERENT_RINGS 13 332 #define I915_PARAM_HAS_EXEC_CONSTANTS 14 333 #define I915_PARAM_HAS_RELAXED_DELTA 15 334 #define I915_PARAM_HAS_GEN7_SOL_RESET 16 335 #define I915_PARAM_HAS_LLC 17 336 #define I915_PARAM_HAS_ALIASING_PPGTT 18 337 #define I915_PARAM_HAS_WAIT_TIMEOUT 19 338 #define I915_PARAM_HAS_SEMAPHORES 20 339 #define I915_PARAM_HAS_PRIME_VMAP_FLUSH 21 340 #define I915_PARAM_HAS_VEBOX 22 341 #define I915_PARAM_HAS_SECURE_BATCHES 23 342 #define I915_PARAM_HAS_PINNED_BATCHES 24 343 #define I915_PARAM_HAS_EXEC_NO_RELOC 25 344 #define I915_PARAM_HAS_EXEC_HANDLE_LUT 26 345 #define I915_PARAM_HAS_WT 27 346 #define I915_PARAM_CMD_PARSER_VERSION 28 347 #define I915_PARAM_HAS_COHERENT_PHYS_GTT 29 348 #define I915_PARAM_MMAP_VERSION 30 349 #define I915_PARAM_HAS_BSD2 31 350 #define I915_PARAM_REVISION 32 351 #define I915_PARAM_SUBSLICE_TOTAL 33 352 #define I915_PARAM_EU_TOTAL 34 353 354 typedef struct drm_i915_getparam { 355 int param; 356 int __user *value; 357 } drm_i915_getparam_t; 358 359 /* Ioctl to set kernel params: 360 */ 361 #define I915_SETPARAM_USE_MI_BATCHBUFFER_START 1 362 #define I915_SETPARAM_TEX_LRU_LOG_GRANULARITY 2 363 #define I915_SETPARAM_ALLOW_BATCHBUFFER 3 364 #define I915_SETPARAM_NUM_USED_FENCES 4 365 366 typedef struct drm_i915_setparam { 367 int param; 368 int value; 369 } drm_i915_setparam_t; 370 371 /* A memory manager for regions of shared memory: 372 */ 373 #define I915_MEM_REGION_AGP 1 374 375 typedef struct drm_i915_mem_alloc { 376 int region; 377 int alignment; 378 int size; 379 int __user *region_offset; /* offset from start of fb or agp */ 380 } drm_i915_mem_alloc_t; 381 382 typedef struct drm_i915_mem_free { 383 int region; 384 int region_offset; 385 } drm_i915_mem_free_t; 386 387 typedef struct drm_i915_mem_init_heap { 388 int region; 389 int size; 390 int start; 391 } drm_i915_mem_init_heap_t; 392 393 /* Allow memory manager to be torn down and re-initialized (eg on 394 * rotate): 395 */ 396 typedef struct drm_i915_mem_destroy_heap { 397 int region; 398 } drm_i915_mem_destroy_heap_t; 399 400 /* Allow X server to configure which pipes to monitor for vblank signals 401 */ 402 #define DRM_I915_VBLANK_PIPE_A 1 403 #define DRM_I915_VBLANK_PIPE_B 2 404 405 typedef struct drm_i915_vblank_pipe { 406 int pipe; 407 } drm_i915_vblank_pipe_t; 408 409 /* Schedule buffer swap at given vertical blank: 410 */ 411 typedef struct drm_i915_vblank_swap { 412 drm_drawable_t drawable; 413 enum drm_vblank_seq_type seqtype; 414 unsigned int sequence; 415 } drm_i915_vblank_swap_t; 416 417 typedef struct drm_i915_hws_addr { 418 __u64 addr; 419 } drm_i915_hws_addr_t; 420 421 struct drm_i915_gem_init { 422 /** 423 * Beginning offset in the GTT to be managed by the DRM memory 424 * manager. 425 */ 426 __u64 gtt_start; 427 /** 428 * Ending offset in the GTT to be managed by the DRM memory 429 * manager. 430 */ 431 __u64 gtt_end; 432 }; 433 434 struct drm_i915_gem_create { 435 /** 436 * Requested size for the object. 437 * 438 * The (page-aligned) allocated size for the object will be returned. 439 */ 440 __u64 size; 441 /** 442 * Returned handle for the object. 443 * 444 * Object handles are nonzero. 445 */ 446 __u32 handle; 447 __u32 pad; 448 }; 449 450 struct drm_i915_gem_pread { 451 /** Handle for the object being read. */ 452 __u32 handle; 453 __u32 pad; 454 /** Offset into the object to read from */ 455 __u64 offset; 456 /** Length of data to read */ 457 __u64 size; 458 /** 459 * Pointer to write the data into. 460 * 461 * This is a fixed-size type for 32/64 compatibility. 462 */ 463 __u64 data_ptr; 464 }; 465 466 struct drm_i915_gem_pwrite { 467 /** Handle for the object being written to. */ 468 __u32 handle; 469 __u32 pad; 470 /** Offset into the object to write to */ 471 __u64 offset; 472 /** Length of data to write */ 473 __u64 size; 474 /** 475 * Pointer to read the data from. 476 * 477 * This is a fixed-size type for 32/64 compatibility. 478 */ 479 __u64 data_ptr; 480 }; 481 482 struct drm_i915_gem_mmap { 483 /** Handle for the object being mapped. */ 484 __u32 handle; 485 __u32 pad; 486 /** Offset in the object to map. */ 487 __u64 offset; 488 /** 489 * Length of data to map. 490 * 491 * The value will be page-aligned. 492 */ 493 __u64 size; 494 /** 495 * Returned pointer the data was mapped at. 496 * 497 * This is a fixed-size type for 32/64 compatibility. 498 */ 499 __u64 addr_ptr; 500 501 /** 502 * Flags for extended behaviour. 503 * 504 * Added in version 2. 505 */ 506 __u64 flags; 507 #define I915_MMAP_WC 0x1 508 }; 509 510 struct drm_i915_gem_mmap_gtt { 511 /** Handle for the object being mapped. */ 512 __u32 handle; 513 __u32 pad; 514 /** 515 * Fake offset to use for subsequent mmap call 516 * 517 * This is a fixed-size type for 32/64 compatibility. 518 */ 519 __u64 offset; 520 }; 521 522 struct drm_i915_gem_set_domain { 523 /** Handle for the object */ 524 __u32 handle; 525 526 /** New read domains */ 527 __u32 read_domains; 528 529 /** New write domain */ 530 __u32 write_domain; 531 }; 532 533 struct drm_i915_gem_sw_finish { 534 /** Handle for the object */ 535 __u32 handle; 536 }; 537 538 struct drm_i915_gem_relocation_entry { 539 /** 540 * Handle of the buffer being pointed to by this relocation entry. 541 * 542 * It's appealing to make this be an index into the mm_validate_entry 543 * list to refer to the buffer, but this allows the driver to create 544 * a relocation list for state buffers and not re-write it per 545 * exec using the buffer. 546 */ 547 __u32 target_handle; 548 549 /** 550 * Value to be added to the offset of the target buffer to make up 551 * the relocation entry. 552 */ 553 __u32 delta; 554 555 /** Offset in the buffer the relocation entry will be written into */ 556 __u64 offset; 557 558 /** 559 * Offset value of the target buffer that the relocation entry was last 560 * written as. 561 * 562 * If the buffer has the same offset as last time, we can skip syncing 563 * and writing the relocation. This value is written back out by 564 * the execbuffer ioctl when the relocation is written. 565 */ 566 __u64 presumed_offset; 567 568 /** 569 * Target memory domains read by this operation. 570 */ 571 __u32 read_domains; 572 573 /** 574 * Target memory domains written by this operation. 575 * 576 * Note that only one domain may be written by the whole 577 * execbuffer operation, so that where there are conflicts, 578 * the application will get -EINVAL back. 579 */ 580 __u32 write_domain; 581 }; 582 583 /** @{ 584 * Intel memory domains 585 * 586 * Most of these just align with the various caches in 587 * the system and are used to flush and invalidate as 588 * objects end up cached in different domains. 589 */ 590 /** CPU cache */ 591 #define I915_GEM_DOMAIN_CPU 0x00000001 592 /** Render cache, used by 2D and 3D drawing */ 593 #define I915_GEM_DOMAIN_RENDER 0x00000002 594 /** Sampler cache, used by texture engine */ 595 #define I915_GEM_DOMAIN_SAMPLER 0x00000004 596 /** Command queue, used to load batch buffers */ 597 #define I915_GEM_DOMAIN_COMMAND 0x00000008 598 /** Instruction cache, used by shader programs */ 599 #define I915_GEM_DOMAIN_INSTRUCTION 0x00000010 600 /** Vertex address cache */ 601 #define I915_GEM_DOMAIN_VERTEX 0x00000020 602 /** GTT domain - aperture and scanout */ 603 #define I915_GEM_DOMAIN_GTT 0x00000040 604 /** @} */ 605 606 struct drm_i915_gem_exec_object { 607 /** 608 * User's handle for a buffer to be bound into the GTT for this 609 * operation. 610 */ 611 __u32 handle; 612 613 /** Number of relocations to be performed on this buffer */ 614 __u32 relocation_count; 615 /** 616 * Pointer to array of struct drm_i915_gem_relocation_entry containing 617 * the relocations to be performed in this buffer. 618 */ 619 __u64 relocs_ptr; 620 621 /** Required alignment in graphics aperture */ 622 __u64 alignment; 623 624 /** 625 * Returned value of the updated offset of the object, for future 626 * presumed_offset writes. 627 */ 628 __u64 offset; 629 }; 630 631 struct drm_i915_gem_execbuffer { 632 /** 633 * List of buffers to be validated with their relocations to be 634 * performend on them. 635 * 636 * This is a pointer to an array of struct drm_i915_gem_validate_entry. 637 * 638 * These buffers must be listed in an order such that all relocations 639 * a buffer is performing refer to buffers that have already appeared 640 * in the validate list. 641 */ 642 __u64 buffers_ptr; 643 __u32 buffer_count; 644 645 /** Offset in the batchbuffer to start execution from. */ 646 __u32 batch_start_offset; 647 /** Bytes used in batchbuffer from batch_start_offset */ 648 __u32 batch_len; 649 __u32 DR1; 650 __u32 DR4; 651 __u32 num_cliprects; 652 /** This is a struct drm_clip_rect *cliprects */ 653 __u64 cliprects_ptr; 654 }; 655 656 struct drm_i915_gem_exec_object2 { 657 /** 658 * User's handle for a buffer to be bound into the GTT for this 659 * operation. 660 */ 661 __u32 handle; 662 663 /** Number of relocations to be performed on this buffer */ 664 __u32 relocation_count; 665 /** 666 * Pointer to array of struct drm_i915_gem_relocation_entry containing 667 * the relocations to be performed in this buffer. 668 */ 669 __u64 relocs_ptr; 670 671 /** Required alignment in graphics aperture */ 672 __u64 alignment; 673 674 /** 675 * Returned value of the updated offset of the object, for future 676 * presumed_offset writes. 677 */ 678 __u64 offset; 679 680 #define EXEC_OBJECT_NEEDS_FENCE (1<<0) 681 #define EXEC_OBJECT_NEEDS_GTT (1<<1) 682 #define EXEC_OBJECT_WRITE (1<<2) 683 #define __EXEC_OBJECT_UNKNOWN_FLAGS -(EXEC_OBJECT_WRITE<<1) 684 __u64 flags; 685 686 __u64 rsvd1; 687 __u64 rsvd2; 688 }; 689 690 struct drm_i915_gem_execbuffer2 { 691 /** 692 * List of gem_exec_object2 structs 693 */ 694 __u64 buffers_ptr; 695 __u32 buffer_count; 696 697 /** Offset in the batchbuffer to start execution from. */ 698 __u32 batch_start_offset; 699 /** Bytes used in batchbuffer from batch_start_offset */ 700 __u32 batch_len; 701 __u32 DR1; 702 __u32 DR4; 703 __u32 num_cliprects; 704 /** This is a struct drm_clip_rect *cliprects */ 705 __u64 cliprects_ptr; 706 #define I915_EXEC_RING_MASK (7<<0) 707 #define I915_EXEC_DEFAULT (0<<0) 708 #define I915_EXEC_RENDER (1<<0) 709 #define I915_EXEC_BSD (2<<0) 710 #define I915_EXEC_BLT (3<<0) 711 #define I915_EXEC_VEBOX (4<<0) 712 713 /* Used for switching the constants addressing mode on gen4+ RENDER ring. 714 * Gen6+ only supports relative addressing to dynamic state (default) and 715 * absolute addressing. 716 * 717 * These flags are ignored for the BSD and BLT rings. 718 */ 719 #define I915_EXEC_CONSTANTS_MASK (3<<6) 720 #define I915_EXEC_CONSTANTS_REL_GENERAL (0<<6) /* default */ 721 #define I915_EXEC_CONSTANTS_ABSOLUTE (1<<6) 722 #define I915_EXEC_CONSTANTS_REL_SURFACE (2<<6) /* gen4/5 only */ 723 __u64 flags; 724 __u64 rsvd1; /* now used for context info */ 725 __u64 rsvd2; 726 }; 727 728 /** Resets the SO write offset registers for transform feedback on gen7. */ 729 #define I915_EXEC_GEN7_SOL_RESET (1<<8) 730 731 /** Request a privileged ("secure") batch buffer. Note only available for 732 * DRM_ROOT_ONLY | DRM_MASTER processes. 733 */ 734 #define I915_EXEC_SECURE (1<<9) 735 736 /** Inform the kernel that the batch is and will always be pinned. This 737 * negates the requirement for a workaround to be performed to avoid 738 * an incoherent CS (such as can be found on 830/845). If this flag is 739 * not passed, the kernel will endeavour to make sure the batch is 740 * coherent with the CS before execution. If this flag is passed, 741 * userspace assumes the responsibility for ensuring the same. 742 */ 743 #define I915_EXEC_IS_PINNED (1<<10) 744 745 /** Provide a hint to the kernel that the command stream and auxiliary 746 * state buffers already holds the correct presumed addresses and so the 747 * relocation process may be skipped if no buffers need to be moved in 748 * preparation for the execbuffer. 749 */ 750 #define I915_EXEC_NO_RELOC (1<<11) 751 752 /** Use the reloc.handle as an index into the exec object array rather 753 * than as the per-file handle. 754 */ 755 #define I915_EXEC_HANDLE_LUT (1<<12) 756 757 /** Used for switching BSD rings on the platforms with two BSD rings */ 758 #define I915_EXEC_BSD_MASK (3<<13) 759 #define I915_EXEC_BSD_DEFAULT (0<<13) /* default ping-pong mode */ 760 #define I915_EXEC_BSD_RING1 (1<<13) 761 #define I915_EXEC_BSD_RING2 (2<<13) 762 763 #define __I915_EXEC_UNKNOWN_FLAGS -(1<<15) 764 765 #define I915_EXEC_CONTEXT_ID_MASK (0xffffffff) 766 #define i915_execbuffer2_set_context_id(eb2, context) \ 767 (eb2).rsvd1 = context & I915_EXEC_CONTEXT_ID_MASK 768 #define i915_execbuffer2_get_context_id(eb2) \ 769 ((eb2).rsvd1 & I915_EXEC_CONTEXT_ID_MASK) 770 771 struct drm_i915_gem_pin { 772 /** Handle of the buffer to be pinned. */ 773 __u32 handle; 774 __u32 pad; 775 776 /** alignment required within the aperture */ 777 __u64 alignment; 778 779 /** Returned GTT offset of the buffer. */ 780 __u64 offset; 781 }; 782 783 struct drm_i915_gem_unpin { 784 /** Handle of the buffer to be unpinned. */ 785 __u32 handle; 786 __u32 pad; 787 }; 788 789 struct drm_i915_gem_busy { 790 /** Handle of the buffer to check for busy */ 791 __u32 handle; 792 793 /** Return busy status (1 if busy, 0 if idle). 794 * The high word is used to indicate on which rings the object 795 * currently resides: 796 * 16:31 - busy (r or r/w) rings (16 render, 17 bsd, 18 blt, etc) 797 */ 798 __u32 busy; 799 }; 800 801 /** 802 * I915_CACHING_NONE 803 * 804 * GPU access is not coherent with cpu caches. Default for machines without an 805 * LLC. 806 */ 807 #define I915_CACHING_NONE 0 808 /** 809 * I915_CACHING_CACHED 810 * 811 * GPU access is coherent with cpu caches and furthermore the data is cached in 812 * last-level caches shared between cpu cores and the gpu GT. Default on 813 * machines with HAS_LLC. 814 */ 815 #define I915_CACHING_CACHED 1 816 /** 817 * I915_CACHING_DISPLAY 818 * 819 * Special GPU caching mode which is coherent with the scanout engines. 820 * Transparently falls back to I915_CACHING_NONE on platforms where no special 821 * cache mode (like write-through or gfdt flushing) is available. The kernel 822 * automatically sets this mode when using a buffer as a scanout target. 823 * Userspace can manually set this mode to avoid a costly stall and clflush in 824 * the hotpath of drawing the first frame. 825 */ 826 #define I915_CACHING_DISPLAY 2 827 828 struct drm_i915_gem_caching { 829 /** 830 * Handle of the buffer to set/get the caching level of. */ 831 __u32 handle; 832 833 /** 834 * Cacheing level to apply or return value 835 * 836 * bits0-15 are for generic caching control (i.e. the above defined 837 * values). bits16-31 are reserved for platform-specific variations 838 * (e.g. l3$ caching on gen7). */ 839 __u32 caching; 840 }; 841 842 #define I915_TILING_NONE 0 843 #define I915_TILING_X 1 844 #define I915_TILING_Y 2 845 846 #define I915_BIT_6_SWIZZLE_NONE 0 847 #define I915_BIT_6_SWIZZLE_9 1 848 #define I915_BIT_6_SWIZZLE_9_10 2 849 #define I915_BIT_6_SWIZZLE_9_11 3 850 #define I915_BIT_6_SWIZZLE_9_10_11 4 851 /* Not seen by userland */ 852 #define I915_BIT_6_SWIZZLE_UNKNOWN 5 853 /* Seen by userland. */ 854 #define I915_BIT_6_SWIZZLE_9_17 6 855 #define I915_BIT_6_SWIZZLE_9_10_17 7 856 857 struct drm_i915_gem_set_tiling { 858 /** Handle of the buffer to have its tiling state updated */ 859 __u32 handle; 860 861 /** 862 * Tiling mode for the object (I915_TILING_NONE, I915_TILING_X, 863 * I915_TILING_Y). 864 * 865 * This value is to be set on request, and will be updated by the 866 * kernel on successful return with the actual chosen tiling layout. 867 * 868 * The tiling mode may be demoted to I915_TILING_NONE when the system 869 * has bit 6 swizzling that can't be managed correctly by GEM. 870 * 871 * Buffer contents become undefined when changing tiling_mode. 872 */ 873 __u32 tiling_mode; 874 875 /** 876 * Stride in bytes for the object when in I915_TILING_X or 877 * I915_TILING_Y. 878 */ 879 __u32 stride; 880 881 /** 882 * Returned address bit 6 swizzling required for CPU access through 883 * mmap mapping. 884 */ 885 __u32 swizzle_mode; 886 }; 887 888 struct drm_i915_gem_get_tiling { 889 /** Handle of the buffer to get tiling state for. */ 890 __u32 handle; 891 892 /** 893 * Current tiling mode for the object (I915_TILING_NONE, I915_TILING_X, 894 * I915_TILING_Y). 895 */ 896 __u32 tiling_mode; 897 898 /** 899 * Returned address bit 6 swizzling required for CPU access through 900 * mmap mapping. 901 */ 902 __u32 swizzle_mode; 903 904 /** 905 * Returned address bit 6 swizzling required for CPU access through 906 * mmap mapping whilst bound. 907 */ 908 __u32 phys_swizzle_mode; 909 }; 910 911 struct drm_i915_gem_get_aperture { 912 /** Total size of the aperture used by i915_gem_execbuffer, in bytes */ 913 __u64 aper_size; 914 915 /** 916 * Available space in the aperture used by i915_gem_execbuffer, in 917 * bytes 918 */ 919 __u64 aper_available_size; 920 }; 921 922 struct drm_i915_get_pipe_from_crtc_id { 923 /** ID of CRTC being requested **/ 924 __u32 crtc_id; 925 926 /** pipe of requested CRTC **/ 927 __u32 pipe; 928 }; 929 930 #define I915_MADV_WILLNEED 0 931 #define I915_MADV_DONTNEED 1 932 #define __I915_MADV_PURGED 2 /* internal state */ 933 934 struct drm_i915_gem_madvise { 935 /** Handle of the buffer to change the backing store advice */ 936 __u32 handle; 937 938 /* Advice: either the buffer will be needed again in the near future, 939 * or wont be and could be discarded under memory pressure. 940 */ 941 __u32 madv; 942 943 /** Whether the backing store still exists. */ 944 __u32 retained; 945 }; 946 947 /* flags */ 948 #define I915_OVERLAY_TYPE_MASK 0xff 949 #define I915_OVERLAY_YUV_PLANAR 0x01 950 #define I915_OVERLAY_YUV_PACKED 0x02 951 #define I915_OVERLAY_RGB 0x03 952 953 #define I915_OVERLAY_DEPTH_MASK 0xff00 954 #define I915_OVERLAY_RGB24 0x1000 955 #define I915_OVERLAY_RGB16 0x2000 956 #define I915_OVERLAY_RGB15 0x3000 957 #define I915_OVERLAY_YUV422 0x0100 958 #define I915_OVERLAY_YUV411 0x0200 959 #define I915_OVERLAY_YUV420 0x0300 960 #define I915_OVERLAY_YUV410 0x0400 961 962 #define I915_OVERLAY_SWAP_MASK 0xff0000 963 #define I915_OVERLAY_NO_SWAP 0x000000 964 #define I915_OVERLAY_UV_SWAP 0x010000 965 #define I915_OVERLAY_Y_SWAP 0x020000 966 #define I915_OVERLAY_Y_AND_UV_SWAP 0x030000 967 968 #define I915_OVERLAY_FLAGS_MASK 0xff000000 969 #define I915_OVERLAY_ENABLE 0x01000000 970 971 struct drm_intel_overlay_put_image { 972 /* various flags and src format description */ 973 __u32 flags; 974 /* source picture description */ 975 __u32 bo_handle; 976 /* stride values and offsets are in bytes, buffer relative */ 977 __u16 stride_Y; /* stride for packed formats */ 978 __u16 stride_UV; 979 __u32 offset_Y; /* offset for packet formats */ 980 __u32 offset_U; 981 __u32 offset_V; 982 /* in pixels */ 983 __u16 src_width; 984 __u16 src_height; 985 /* to compensate the scaling factors for partially covered surfaces */ 986 __u16 src_scan_width; 987 __u16 src_scan_height; 988 /* output crtc description */ 989 __u32 crtc_id; 990 __u16 dst_x; 991 __u16 dst_y; 992 __u16 dst_width; 993 __u16 dst_height; 994 }; 995 996 /* flags */ 997 #define I915_OVERLAY_UPDATE_ATTRS (1<<0) 998 #define I915_OVERLAY_UPDATE_GAMMA (1<<1) 999 struct drm_intel_overlay_attrs { 1000 __u32 flags; 1001 __u32 color_key; 1002 __s32 brightness; 1003 __u32 contrast; 1004 __u32 saturation; 1005 __u32 gamma0; 1006 __u32 gamma1; 1007 __u32 gamma2; 1008 __u32 gamma3; 1009 __u32 gamma4; 1010 __u32 gamma5; 1011 }; 1012 1013 /* 1014 * Intel sprite handling 1015 * 1016 * Color keying works with a min/mask/max tuple. Both source and destination 1017 * color keying is allowed. 1018 * 1019 * Source keying: 1020 * Sprite pixels within the min & max values, masked against the color channels 1021 * specified in the mask field, will be transparent. All other pixels will 1022 * be displayed on top of the primary plane. For RGB surfaces, only the min 1023 * and mask fields will be used; ranged compares are not allowed. 1024 * 1025 * Destination keying: 1026 * Primary plane pixels that match the min value, masked against the color 1027 * channels specified in the mask field, will be replaced by corresponding 1028 * pixels from the sprite plane. 1029 * 1030 * Note that source & destination keying are exclusive; only one can be 1031 * active on a given plane. 1032 */ 1033 1034 #define I915_SET_COLORKEY_NONE (1<<0) /* disable color key matching */ 1035 #define I915_SET_COLORKEY_DESTINATION (1<<1) 1036 #define I915_SET_COLORKEY_SOURCE (1<<2) 1037 struct drm_intel_sprite_colorkey { 1038 __u32 plane_id; 1039 __u32 min_value; 1040 __u32 channel_mask; 1041 __u32 max_value; 1042 __u32 flags; 1043 }; 1044 1045 struct drm_i915_gem_wait { 1046 /** Handle of BO we shall wait on */ 1047 __u32 bo_handle; 1048 __u32 flags; 1049 /** Number of nanoseconds to wait, Returns time remaining. */ 1050 __s64 timeout_ns; 1051 }; 1052 1053 struct drm_i915_gem_context_create { 1054 /* output: id of new context*/ 1055 __u32 ctx_id; 1056 __u32 pad; 1057 }; 1058 1059 struct drm_i915_gem_context_destroy { 1060 __u32 ctx_id; 1061 __u32 pad; 1062 }; 1063 1064 struct drm_i915_reg_read { 1065 __u64 offset; 1066 __u64 val; /* Return value */ 1067 }; 1068 1069 struct drm_i915_reset_stats { 1070 __u32 ctx_id; 1071 __u32 flags; 1072 1073 /* All resets since boot/module reload, for all contexts */ 1074 __u32 reset_count; 1075 1076 /* Number of batches lost when active in GPU, for this context */ 1077 __u32 batch_active; 1078 1079 /* Number of batches lost pending for execution, for this context */ 1080 __u32 batch_pending; 1081 1082 __u32 pad; 1083 }; 1084 1085 struct drm_i915_gem_userptr { 1086 __u64 user_ptr; 1087 __u64 user_size; 1088 __u32 flags; 1089 #define I915_USERPTR_READ_ONLY 0x1 1090 #define I915_USERPTR_UNSYNCHRONIZED 0x80000000 1091 /** 1092 * Returned handle for the object. 1093 * 1094 * Object handles are nonzero. 1095 */ 1096 __u32 handle; 1097 }; 1098 1099 struct drm_i915_gem_context_param { 1100 __u32 ctx_id; 1101 __u32 size; 1102 __u64 param; 1103 #define I915_CONTEXT_PARAM_BAN_PERIOD 0x1 1104 __u64 value; 1105 }; 1106 1107 #endif /* _UAPI_I915_DRM_H_ */ 1108