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 _I915_DRM_H_ 28 #define _I915_DRM_H_ 29 30 #include "drm.h" 31 32 /* Please note that modifications to all structs defined here are 33 * subject to backwards-compatibility constraints. 34 */ 35 36 /* Each region is a minimum of 16k, and there are at most 255 of them. 37 */ 38 #define I915_NR_TEX_REGIONS 255 /* table size 2k - maximum due to use 39 * of chars for next/prev indices */ 40 #define I915_LOG_MIN_TEX_REGION_SIZE 14 41 42 typedef struct _drm_i915_init { 43 enum { 44 I915_INIT_DMA = 0x01, 45 I915_CLEANUP_DMA = 0x02, 46 I915_RESUME_DMA = 0x03 47 } func; 48 unsigned int mmio_offset; 49 int sarea_priv_offset; 50 unsigned int ring_start; 51 unsigned int ring_end; 52 unsigned int ring_size; 53 unsigned int front_offset; 54 unsigned int back_offset; 55 unsigned int depth_offset; 56 unsigned int w; 57 unsigned int h; 58 unsigned int pitch; 59 unsigned int pitch_bits; 60 unsigned int back_pitch; 61 unsigned int depth_pitch; 62 unsigned int cpp; 63 unsigned int chipset; 64 } drm_i915_init_t; 65 66 typedef struct _drm_i915_sarea { 67 struct drm_tex_region texList[I915_NR_TEX_REGIONS + 1]; 68 int last_upload; /* last time texture was uploaded */ 69 int last_enqueue; /* last time a buffer was enqueued */ 70 int last_dispatch; /* age of the most recently dispatched buffer */ 71 int ctxOwner; /* last context to upload state */ 72 int texAge; 73 int pf_enabled; /* is pageflipping allowed? */ 74 int pf_active; 75 int pf_current_page; /* which buffer is being displayed? */ 76 int perf_boxes; /* performance boxes to be displayed */ 77 int width, height; /* screen size in pixels */ 78 79 drm_handle_t front_handle; 80 int front_offset; 81 int front_size; 82 83 drm_handle_t back_handle; 84 int back_offset; 85 int back_size; 86 87 drm_handle_t depth_handle; 88 int depth_offset; 89 int depth_size; 90 91 drm_handle_t tex_handle; 92 int tex_offset; 93 int tex_size; 94 int log_tex_granularity; 95 int pitch; 96 int rotation; /* 0, 90, 180 or 270 */ 97 int rotated_offset; 98 int rotated_size; 99 int rotated_pitch; 100 int virtualX, virtualY; 101 102 unsigned int front_tiled; 103 unsigned int back_tiled; 104 unsigned int depth_tiled; 105 unsigned int rotated_tiled; 106 unsigned int rotated2_tiled; 107 108 int pipeA_x; 109 int pipeA_y; 110 int pipeA_w; 111 int pipeA_h; 112 int pipeB_x; 113 int pipeB_y; 114 int pipeB_w; 115 int pipeB_h; 116 117 /* fill out some space for old userspace triple buffer */ 118 drm_handle_t unused_handle; 119 __u32 unused1, unused2, unused3; 120 121 /* buffer object handles for static buffers. May change 122 * over the lifetime of the client. 123 */ 124 __u32 front_bo_handle; 125 __u32 back_bo_handle; 126 __u32 unused_bo_handle; 127 __u32 depth_bo_handle; 128 129 } drm_i915_sarea_t; 130 131 /* due to userspace building against these headers we need some compat here */ 132 #define planeA_x pipeA_x 133 #define planeA_y pipeA_y 134 #define planeA_w pipeA_w 135 #define planeA_h pipeA_h 136 #define planeB_x pipeB_x 137 #define planeB_y pipeB_y 138 #define planeB_w pipeB_w 139 #define planeB_h pipeB_h 140 141 /* Flags for perf_boxes 142 */ 143 #define I915_BOX_RING_EMPTY 0x1 144 #define I915_BOX_FLIP 0x2 145 #define I915_BOX_WAIT 0x4 146 #define I915_BOX_TEXTURE_LOAD 0x8 147 #define I915_BOX_LOST_CONTEXT 0x10 148 149 /* I915 specific ioctls 150 * The device specific ioctl range is 0x40 to 0x79. 151 */ 152 #define DRM_I915_INIT 0x00 153 #define DRM_I915_FLUSH 0x01 154 #define DRM_I915_FLIP 0x02 155 #define DRM_I915_BATCHBUFFER 0x03 156 #define DRM_I915_IRQ_EMIT 0x04 157 #define DRM_I915_IRQ_WAIT 0x05 158 #define DRM_I915_GETPARAM 0x06 159 #define DRM_I915_SETPARAM 0x07 160 #define DRM_I915_ALLOC 0x08 161 #define DRM_I915_FREE 0x09 162 #define DRM_I915_INIT_HEAP 0x0a 163 #define DRM_I915_CMDBUFFER 0x0b 164 #define DRM_I915_DESTROY_HEAP 0x0c 165 #define DRM_I915_SET_VBLANK_PIPE 0x0d 166 #define DRM_I915_GET_VBLANK_PIPE 0x0e 167 #define DRM_I915_VBLANK_SWAP 0x0f 168 #define DRM_I915_HWS_ADDR 0x11 169 #define DRM_I915_GEM_INIT 0x13 170 #define DRM_I915_GEM_EXECBUFFER 0x14 171 #define DRM_I915_GEM_PIN 0x15 172 #define DRM_I915_GEM_UNPIN 0x16 173 #define DRM_I915_GEM_BUSY 0x17 174 #define DRM_I915_GEM_THROTTLE 0x18 175 #define DRM_I915_GEM_ENTERVT 0x19 176 #define DRM_I915_GEM_LEAVEVT 0x1a 177 #define DRM_I915_GEM_CREATE 0x1b 178 #define DRM_I915_GEM_PREAD 0x1c 179 #define DRM_I915_GEM_PWRITE 0x1d 180 #define DRM_I915_GEM_MMAP 0x1e 181 #define DRM_I915_GEM_SET_DOMAIN 0x1f 182 #define DRM_I915_GEM_SW_FINISH 0x20 183 #define DRM_I915_GEM_SET_TILING 0x21 184 #define DRM_I915_GEM_GET_TILING 0x22 185 #define DRM_I915_GEM_GET_APERTURE 0x23 186 #define DRM_I915_GEM_MMAP_GTT 0x24 187 #define DRM_I915_GET_PIPE_FROM_CRTC_ID 0x25 188 #define DRM_I915_GEM_MADVISE 0x26 189 #define DRM_I915_OVERLAY_PUT_IMAGE 0x27 190 #define DRM_I915_OVERLAY_ATTRS 0x28 191 #define DRM_I915_GEM_EXECBUFFER2 0x29 192 193 #define DRM_IOCTL_I915_INIT DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT, drm_i915_init_t) 194 #define DRM_IOCTL_I915_FLUSH DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLUSH) 195 #define DRM_IOCTL_I915_FLIP DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLIP) 196 #define DRM_IOCTL_I915_BATCHBUFFER DRM_IOW( DRM_COMMAND_BASE + DRM_I915_BATCHBUFFER, drm_i915_batchbuffer_t) 197 #define DRM_IOCTL_I915_IRQ_EMIT DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_IRQ_EMIT, drm_i915_irq_emit_t) 198 #define DRM_IOCTL_I915_IRQ_WAIT DRM_IOW( DRM_COMMAND_BASE + DRM_I915_IRQ_WAIT, drm_i915_irq_wait_t) 199 #define DRM_IOCTL_I915_GETPARAM DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GETPARAM, drm_i915_getparam_t) 200 #define DRM_IOCTL_I915_SETPARAM DRM_IOW( DRM_COMMAND_BASE + DRM_I915_SETPARAM, drm_i915_setparam_t) 201 #define DRM_IOCTL_I915_ALLOC DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_ALLOC, drm_i915_mem_alloc_t) 202 #define DRM_IOCTL_I915_FREE DRM_IOW( DRM_COMMAND_BASE + DRM_I915_FREE, drm_i915_mem_free_t) 203 #define DRM_IOCTL_I915_INIT_HEAP DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT_HEAP, drm_i915_mem_init_heap_t) 204 #define DRM_IOCTL_I915_CMDBUFFER DRM_IOW( DRM_COMMAND_BASE + DRM_I915_CMDBUFFER, drm_i915_cmdbuffer_t) 205 #define DRM_IOCTL_I915_DESTROY_HEAP DRM_IOW( DRM_COMMAND_BASE + DRM_I915_DESTROY_HEAP, drm_i915_mem_destroy_heap_t) 206 #define DRM_IOCTL_I915_SET_VBLANK_PIPE DRM_IOW( DRM_COMMAND_BASE + DRM_I915_SET_VBLANK_PIPE, drm_i915_vblank_pipe_t) 207 #define DRM_IOCTL_I915_GET_VBLANK_PIPE DRM_IOR( DRM_COMMAND_BASE + DRM_I915_GET_VBLANK_PIPE, drm_i915_vblank_pipe_t) 208 #define DRM_IOCTL_I915_VBLANK_SWAP DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_VBLANK_SWAP, drm_i915_vblank_swap_t) 209 #define DRM_IOCTL_I915_GEM_INIT DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_INIT, struct drm_i915_gem_init) 210 #define DRM_IOCTL_I915_GEM_EXECBUFFER DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_EXECBUFFER, struct drm_i915_gem_execbuffer) 211 #define DRM_IOCTL_I915_GEM_EXECBUFFER2 DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_EXECBUFFER2, struct drm_i915_gem_execbuffer2) 212 #define DRM_IOCTL_I915_GEM_PIN DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_PIN, struct drm_i915_gem_pin) 213 #define DRM_IOCTL_I915_GEM_UNPIN DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_UNPIN, struct drm_i915_gem_unpin) 214 #define DRM_IOCTL_I915_GEM_BUSY DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_BUSY, struct drm_i915_gem_busy) 215 #define DRM_IOCTL_I915_GEM_THROTTLE DRM_IO ( DRM_COMMAND_BASE + DRM_I915_GEM_THROTTLE) 216 #define DRM_IOCTL_I915_GEM_ENTERVT DRM_IO(DRM_COMMAND_BASE + DRM_I915_GEM_ENTERVT) 217 #define DRM_IOCTL_I915_GEM_LEAVEVT DRM_IO(DRM_COMMAND_BASE + DRM_I915_GEM_LEAVEVT) 218 #define DRM_IOCTL_I915_GEM_CREATE DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_CREATE, struct drm_i915_gem_create) 219 #define DRM_IOCTL_I915_GEM_PREAD DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_PREAD, struct drm_i915_gem_pread) 220 #define DRM_IOCTL_I915_GEM_PWRITE DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_PWRITE, struct drm_i915_gem_pwrite) 221 #define DRM_IOCTL_I915_GEM_MMAP DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MMAP, struct drm_i915_gem_mmap) 222 #define DRM_IOCTL_I915_GEM_MMAP_GTT DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MMAP_GTT, struct drm_i915_gem_mmap_gtt) 223 #define DRM_IOCTL_I915_GEM_SET_DOMAIN DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_SET_DOMAIN, struct drm_i915_gem_set_domain) 224 #define DRM_IOCTL_I915_GEM_SW_FINISH DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_SW_FINISH, struct drm_i915_gem_sw_finish) 225 #define DRM_IOCTL_I915_GEM_SET_TILING DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_SET_TILING, struct drm_i915_gem_set_tiling) 226 #define DRM_IOCTL_I915_GEM_GET_TILING DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_GET_TILING, struct drm_i915_gem_get_tiling) 227 #define DRM_IOCTL_I915_GEM_GET_APERTURE DRM_IOR (DRM_COMMAND_BASE + DRM_I915_GEM_GET_APERTURE, struct drm_i915_gem_get_aperture) 228 #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) 229 #define DRM_IOCTL_I915_GEM_MADVISE DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MADVISE, struct drm_i915_gem_madvise) 230 #define DRM_IOCTL_I915_OVERLAY_PUT_IMAGE DRM_IOW(DRM_COMMAND_BASE + DRM_IOCTL_I915_OVERLAY_ATTRS, struct drm_intel_overlay_put_image) 231 #define DRM_IOCTL_I915_OVERLAY_ATTRS DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_OVERLAY_ATTRS, struct drm_intel_overlay_attrs) 232 233 /* Allow drivers to submit batchbuffers directly to hardware, relying 234 * on the security mechanisms provided by hardware. 235 */ 236 typedef struct drm_i915_batchbuffer { 237 int start; /* agp offset */ 238 int used; /* nr bytes in use */ 239 int DR1; /* hw flags for GFX_OP_DRAWRECT_INFO */ 240 int DR4; /* window origin for GFX_OP_DRAWRECT_INFO */ 241 int num_cliprects; /* mulitpass with multiple cliprects? */ 242 struct drm_clip_rect __user *cliprects; /* pointer to userspace cliprects */ 243 } drm_i915_batchbuffer_t; 244 245 /* As above, but pass a pointer to userspace buffer which can be 246 * validated by the kernel prior to sending to hardware. 247 */ 248 typedef struct _drm_i915_cmdbuffer { 249 char __user *buf; /* pointer to userspace command buffer */ 250 int sz; /* nr bytes in buf */ 251 int DR1; /* hw flags for GFX_OP_DRAWRECT_INFO */ 252 int DR4; /* window origin for GFX_OP_DRAWRECT_INFO */ 253 int num_cliprects; /* mulitpass with multiple cliprects? */ 254 struct drm_clip_rect __user *cliprects; /* pointer to userspace cliprects */ 255 } drm_i915_cmdbuffer_t; 256 257 /* Userspace can request & wait on irq's: 258 */ 259 typedef struct drm_i915_irq_emit { 260 int __user *irq_seq; 261 } drm_i915_irq_emit_t; 262 263 typedef struct drm_i915_irq_wait { 264 int irq_seq; 265 } drm_i915_irq_wait_t; 266 267 /* Ioctl to query kernel params: 268 */ 269 #define I915_PARAM_IRQ_ACTIVE 1 270 #define I915_PARAM_ALLOW_BATCHBUFFER 2 271 #define I915_PARAM_LAST_DISPATCH 3 272 #define I915_PARAM_CHIPSET_ID 4 273 #define I915_PARAM_HAS_GEM 5 274 #define I915_PARAM_NUM_FENCES_AVAIL 6 275 #define I915_PARAM_HAS_OVERLAY 7 276 #define I915_PARAM_HAS_PAGEFLIPPING 8 277 #define I915_PARAM_HAS_EXECBUF2 9 278 279 typedef struct drm_i915_getparam { 280 int param; 281 int __user *value; 282 } drm_i915_getparam_t; 283 284 /* Ioctl to set kernel params: 285 */ 286 #define I915_SETPARAM_USE_MI_BATCHBUFFER_START 1 287 #define I915_SETPARAM_TEX_LRU_LOG_GRANULARITY 2 288 #define I915_SETPARAM_ALLOW_BATCHBUFFER 3 289 #define I915_SETPARAM_NUM_USED_FENCES 4 290 291 typedef struct drm_i915_setparam { 292 int param; 293 int value; 294 } drm_i915_setparam_t; 295 296 /* A memory manager for regions of shared memory: 297 */ 298 #define I915_MEM_REGION_AGP 1 299 300 typedef struct drm_i915_mem_alloc { 301 int region; 302 int alignment; 303 int size; 304 int __user *region_offset; /* offset from start of fb or agp */ 305 } drm_i915_mem_alloc_t; 306 307 typedef struct drm_i915_mem_free { 308 int region; 309 int region_offset; 310 } drm_i915_mem_free_t; 311 312 typedef struct drm_i915_mem_init_heap { 313 int region; 314 int size; 315 int start; 316 } drm_i915_mem_init_heap_t; 317 318 /* Allow memory manager to be torn down and re-initialized (eg on 319 * rotate): 320 */ 321 typedef struct drm_i915_mem_destroy_heap { 322 int region; 323 } drm_i915_mem_destroy_heap_t; 324 325 /* Allow X server to configure which pipes to monitor for vblank signals 326 */ 327 #define DRM_I915_VBLANK_PIPE_A 1 328 #define DRM_I915_VBLANK_PIPE_B 2 329 330 typedef struct drm_i915_vblank_pipe { 331 int pipe; 332 } drm_i915_vblank_pipe_t; 333 334 /* Schedule buffer swap at given vertical blank: 335 */ 336 typedef struct drm_i915_vblank_swap { 337 drm_drawable_t drawable; 338 enum drm_vblank_seq_type seqtype; 339 unsigned int sequence; 340 } drm_i915_vblank_swap_t; 341 342 typedef struct drm_i915_hws_addr { 343 __u64 addr; 344 } drm_i915_hws_addr_t; 345 346 struct drm_i915_gem_init { 347 /** 348 * Beginning offset in the GTT to be managed by the DRM memory 349 * manager. 350 */ 351 __u64 gtt_start; 352 /** 353 * Ending offset in the GTT to be managed by the DRM memory 354 * manager. 355 */ 356 __u64 gtt_end; 357 }; 358 359 struct drm_i915_gem_create { 360 /** 361 * Requested size for the object. 362 * 363 * The (page-aligned) allocated size for the object will be returned. 364 */ 365 __u64 size; 366 /** 367 * Returned handle for the object. 368 * 369 * Object handles are nonzero. 370 */ 371 __u32 handle; 372 __u32 pad; 373 }; 374 375 struct drm_i915_gem_pread { 376 /** Handle for the object being read. */ 377 __u32 handle; 378 __u32 pad; 379 /** Offset into the object to read from */ 380 __u64 offset; 381 /** Length of data to read */ 382 __u64 size; 383 /** 384 * Pointer to write the data into. 385 * 386 * This is a fixed-size type for 32/64 compatibility. 387 */ 388 __u64 data_ptr; 389 }; 390 391 struct drm_i915_gem_pwrite { 392 /** Handle for the object being written to. */ 393 __u32 handle; 394 __u32 pad; 395 /** Offset into the object to write to */ 396 __u64 offset; 397 /** Length of data to write */ 398 __u64 size; 399 /** 400 * Pointer to read the data from. 401 * 402 * This is a fixed-size type for 32/64 compatibility. 403 */ 404 __u64 data_ptr; 405 }; 406 407 struct drm_i915_gem_mmap { 408 /** Handle for the object being mapped. */ 409 __u32 handle; 410 __u32 pad; 411 /** Offset in the object to map. */ 412 __u64 offset; 413 /** 414 * Length of data to map. 415 * 416 * The value will be page-aligned. 417 */ 418 __u64 size; 419 /** 420 * Returned pointer the data was mapped at. 421 * 422 * This is a fixed-size type for 32/64 compatibility. 423 */ 424 __u64 addr_ptr; 425 }; 426 427 struct drm_i915_gem_mmap_gtt { 428 /** Handle for the object being mapped. */ 429 __u32 handle; 430 __u32 pad; 431 /** 432 * Fake offset to use for subsequent mmap call 433 * 434 * This is a fixed-size type for 32/64 compatibility. 435 */ 436 __u64 offset; 437 }; 438 439 struct drm_i915_gem_set_domain { 440 /** Handle for the object */ 441 __u32 handle; 442 443 /** New read domains */ 444 __u32 read_domains; 445 446 /** New write domain */ 447 __u32 write_domain; 448 }; 449 450 struct drm_i915_gem_sw_finish { 451 /** Handle for the object */ 452 __u32 handle; 453 }; 454 455 struct drm_i915_gem_relocation_entry { 456 /** 457 * Handle of the buffer being pointed to by this relocation entry. 458 * 459 * It's appealing to make this be an index into the mm_validate_entry 460 * list to refer to the buffer, but this allows the driver to create 461 * a relocation list for state buffers and not re-write it per 462 * exec using the buffer. 463 */ 464 __u32 target_handle; 465 466 /** 467 * Value to be added to the offset of the target buffer to make up 468 * the relocation entry. 469 */ 470 __u32 delta; 471 472 /** Offset in the buffer the relocation entry will be written into */ 473 __u64 offset; 474 475 /** 476 * Offset value of the target buffer that the relocation entry was last 477 * written as. 478 * 479 * If the buffer has the same offset as last time, we can skip syncing 480 * and writing the relocation. This value is written back out by 481 * the execbuffer ioctl when the relocation is written. 482 */ 483 __u64 presumed_offset; 484 485 /** 486 * Target memory domains read by this operation. 487 */ 488 __u32 read_domains; 489 490 /** 491 * Target memory domains written by this operation. 492 * 493 * Note that only one domain may be written by the whole 494 * execbuffer operation, so that where there are conflicts, 495 * the application will get -EINVAL back. 496 */ 497 __u32 write_domain; 498 }; 499 500 /** @{ 501 * Intel memory domains 502 * 503 * Most of these just align with the various caches in 504 * the system and are used to flush and invalidate as 505 * objects end up cached in different domains. 506 */ 507 /** CPU cache */ 508 #define I915_GEM_DOMAIN_CPU 0x00000001 509 /** Render cache, used by 2D and 3D drawing */ 510 #define I915_GEM_DOMAIN_RENDER 0x00000002 511 /** Sampler cache, used by texture engine */ 512 #define I915_GEM_DOMAIN_SAMPLER 0x00000004 513 /** Command queue, used to load batch buffers */ 514 #define I915_GEM_DOMAIN_COMMAND 0x00000008 515 /** Instruction cache, used by shader programs */ 516 #define I915_GEM_DOMAIN_INSTRUCTION 0x00000010 517 /** Vertex address cache */ 518 #define I915_GEM_DOMAIN_VERTEX 0x00000020 519 /** GTT domain - aperture and scanout */ 520 #define I915_GEM_DOMAIN_GTT 0x00000040 521 /** @} */ 522 523 struct drm_i915_gem_exec_object { 524 /** 525 * User's handle for a buffer to be bound into the GTT for this 526 * operation. 527 */ 528 __u32 handle; 529 530 /** Number of relocations to be performed on this buffer */ 531 __u32 relocation_count; 532 /** 533 * Pointer to array of struct drm_i915_gem_relocation_entry containing 534 * the relocations to be performed in this buffer. 535 */ 536 __u64 relocs_ptr; 537 538 /** Required alignment in graphics aperture */ 539 __u64 alignment; 540 541 /** 542 * Returned value of the updated offset of the object, for future 543 * presumed_offset writes. 544 */ 545 __u64 offset; 546 }; 547 548 struct drm_i915_gem_execbuffer { 549 /** 550 * List of buffers to be validated with their relocations to be 551 * performend on them. 552 * 553 * This is a pointer to an array of struct drm_i915_gem_validate_entry. 554 * 555 * These buffers must be listed in an order such that all relocations 556 * a buffer is performing refer to buffers that have already appeared 557 * in the validate list. 558 */ 559 __u64 buffers_ptr; 560 __u32 buffer_count; 561 562 /** Offset in the batchbuffer to start execution from. */ 563 __u32 batch_start_offset; 564 /** Bytes used in batchbuffer from batch_start_offset */ 565 __u32 batch_len; 566 __u32 DR1; 567 __u32 DR4; 568 __u32 num_cliprects; 569 /** This is a struct drm_clip_rect *cliprects */ 570 __u64 cliprects_ptr; 571 }; 572 573 struct drm_i915_gem_exec_object2 { 574 /** 575 * User's handle for a buffer to be bound into the GTT for this 576 * operation. 577 */ 578 __u32 handle; 579 580 /** Number of relocations to be performed on this buffer */ 581 __u32 relocation_count; 582 /** 583 * Pointer to array of struct drm_i915_gem_relocation_entry containing 584 * the relocations to be performed in this buffer. 585 */ 586 __u64 relocs_ptr; 587 588 /** Required alignment in graphics aperture */ 589 __u64 alignment; 590 591 /** 592 * Returned value of the updated offset of the object, for future 593 * presumed_offset writes. 594 */ 595 __u64 offset; 596 597 #define EXEC_OBJECT_NEEDS_FENCE (1<<0) 598 __u64 flags; 599 __u64 rsvd1; 600 __u64 rsvd2; 601 }; 602 603 struct drm_i915_gem_execbuffer2 { 604 /** 605 * List of gem_exec_object2 structs 606 */ 607 __u64 buffers_ptr; 608 __u32 buffer_count; 609 610 /** Offset in the batchbuffer to start execution from. */ 611 __u32 batch_start_offset; 612 /** Bytes used in batchbuffer from batch_start_offset */ 613 __u32 batch_len; 614 __u32 DR1; 615 __u32 DR4; 616 __u32 num_cliprects; 617 /** This is a struct drm_clip_rect *cliprects */ 618 __u64 cliprects_ptr; 619 __u64 flags; /* currently unused */ 620 __u64 rsvd1; 621 __u64 rsvd2; 622 }; 623 624 struct drm_i915_gem_pin { 625 /** Handle of the buffer to be pinned. */ 626 __u32 handle; 627 __u32 pad; 628 629 /** alignment required within the aperture */ 630 __u64 alignment; 631 632 /** Returned GTT offset of the buffer. */ 633 __u64 offset; 634 }; 635 636 struct drm_i915_gem_unpin { 637 /** Handle of the buffer to be unpinned. */ 638 __u32 handle; 639 __u32 pad; 640 }; 641 642 struct drm_i915_gem_busy { 643 /** Handle of the buffer to check for busy */ 644 __u32 handle; 645 646 /** Return busy status (1 if busy, 0 if idle) */ 647 __u32 busy; 648 }; 649 650 #define I915_TILING_NONE 0 651 #define I915_TILING_X 1 652 #define I915_TILING_Y 2 653 654 #define I915_BIT_6_SWIZZLE_NONE 0 655 #define I915_BIT_6_SWIZZLE_9 1 656 #define I915_BIT_6_SWIZZLE_9_10 2 657 #define I915_BIT_6_SWIZZLE_9_11 3 658 #define I915_BIT_6_SWIZZLE_9_10_11 4 659 /* Not seen by userland */ 660 #define I915_BIT_6_SWIZZLE_UNKNOWN 5 661 /* Seen by userland. */ 662 #define I915_BIT_6_SWIZZLE_9_17 6 663 #define I915_BIT_6_SWIZZLE_9_10_17 7 664 665 struct drm_i915_gem_set_tiling { 666 /** Handle of the buffer to have its tiling state updated */ 667 __u32 handle; 668 669 /** 670 * Tiling mode for the object (I915_TILING_NONE, I915_TILING_X, 671 * I915_TILING_Y). 672 * 673 * This value is to be set on request, and will be updated by the 674 * kernel on successful return with the actual chosen tiling layout. 675 * 676 * The tiling mode may be demoted to I915_TILING_NONE when the system 677 * has bit 6 swizzling that can't be managed correctly by GEM. 678 * 679 * Buffer contents become undefined when changing tiling_mode. 680 */ 681 __u32 tiling_mode; 682 683 /** 684 * Stride in bytes for the object when in I915_TILING_X or 685 * I915_TILING_Y. 686 */ 687 __u32 stride; 688 689 /** 690 * Returned address bit 6 swizzling required for CPU access through 691 * mmap mapping. 692 */ 693 __u32 swizzle_mode; 694 }; 695 696 struct drm_i915_gem_get_tiling { 697 /** Handle of the buffer to get tiling state for. */ 698 __u32 handle; 699 700 /** 701 * Current tiling mode for the object (I915_TILING_NONE, I915_TILING_X, 702 * I915_TILING_Y). 703 */ 704 __u32 tiling_mode; 705 706 /** 707 * Returned address bit 6 swizzling required for CPU access through 708 * mmap mapping. 709 */ 710 __u32 swizzle_mode; 711 }; 712 713 struct drm_i915_gem_get_aperture { 714 /** Total size of the aperture used by i915_gem_execbuffer, in bytes */ 715 __u64 aper_size; 716 717 /** 718 * Available space in the aperture used by i915_gem_execbuffer, in 719 * bytes 720 */ 721 __u64 aper_available_size; 722 }; 723 724 struct drm_i915_get_pipe_from_crtc_id { 725 /** ID of CRTC being requested **/ 726 __u32 crtc_id; 727 728 /** pipe of requested CRTC **/ 729 __u32 pipe; 730 }; 731 732 #define I915_MADV_WILLNEED 0 733 #define I915_MADV_DONTNEED 1 734 #define __I915_MADV_PURGED 2 /* internal state */ 735 736 struct drm_i915_gem_madvise { 737 /** Handle of the buffer to change the backing store advice */ 738 __u32 handle; 739 740 /* Advice: either the buffer will be needed again in the near future, 741 * or wont be and could be discarded under memory pressure. 742 */ 743 __u32 madv; 744 745 /** Whether the backing store still exists. */ 746 __u32 retained; 747 }; 748 749 /* flags */ 750 #define I915_OVERLAY_TYPE_MASK 0xff 751 #define I915_OVERLAY_YUV_PLANAR 0x01 752 #define I915_OVERLAY_YUV_PACKED 0x02 753 #define I915_OVERLAY_RGB 0x03 754 755 #define I915_OVERLAY_DEPTH_MASK 0xff00 756 #define I915_OVERLAY_RGB24 0x1000 757 #define I915_OVERLAY_RGB16 0x2000 758 #define I915_OVERLAY_RGB15 0x3000 759 #define I915_OVERLAY_YUV422 0x0100 760 #define I915_OVERLAY_YUV411 0x0200 761 #define I915_OVERLAY_YUV420 0x0300 762 #define I915_OVERLAY_YUV410 0x0400 763 764 #define I915_OVERLAY_SWAP_MASK 0xff0000 765 #define I915_OVERLAY_NO_SWAP 0x000000 766 #define I915_OVERLAY_UV_SWAP 0x010000 767 #define I915_OVERLAY_Y_SWAP 0x020000 768 #define I915_OVERLAY_Y_AND_UV_SWAP 0x030000 769 770 #define I915_OVERLAY_FLAGS_MASK 0xff000000 771 #define I915_OVERLAY_ENABLE 0x01000000 772 773 struct drm_intel_overlay_put_image { 774 /* various flags and src format description */ 775 __u32 flags; 776 /* source picture description */ 777 __u32 bo_handle; 778 /* stride values and offsets are in bytes, buffer relative */ 779 __u16 stride_Y; /* stride for packed formats */ 780 __u16 stride_UV; 781 __u32 offset_Y; /* offset for packet formats */ 782 __u32 offset_U; 783 __u32 offset_V; 784 /* in pixels */ 785 __u16 src_width; 786 __u16 src_height; 787 /* to compensate the scaling factors for partially covered surfaces */ 788 __u16 src_scan_width; 789 __u16 src_scan_height; 790 /* output crtc description */ 791 __u32 crtc_id; 792 __u16 dst_x; 793 __u16 dst_y; 794 __u16 dst_width; 795 __u16 dst_height; 796 }; 797 798 /* flags */ 799 #define I915_OVERLAY_UPDATE_ATTRS (1<<0) 800 #define I915_OVERLAY_UPDATE_GAMMA (1<<1) 801 struct drm_intel_overlay_attrs { 802 __u32 flags; 803 __u32 color_key; 804 __s32 brightness; 805 __u32 contrast; 806 __u32 saturation; 807 __u32 gamma0; 808 __u32 gamma1; 809 __u32 gamma2; 810 __u32 gamma3; 811 __u32 gamma4; 812 __u32 gamma5; 813 }; 814 815 #endif /* _I915_DRM_H_ */ 816