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#ifdef __KERNEL__ 37/* For use by IPS driver */ 38extern unsigned long i915_read_mch_val(void); 39extern bool i915_gpu_raise(void); 40extern bool i915_gpu_lower(void); 41extern bool i915_gpu_busy(void); 42extern bool i915_gpu_turbo_disable(void); 43#endif 44 45/* Each region is a minimum of 16k, and there are at most 255 of them. 46 */ 47#define I915_NR_TEX_REGIONS 255 /* table size 2k - maximum due to use 48 * of chars for next/prev indices */ 49#define I915_LOG_MIN_TEX_REGION_SIZE 14 50 51typedef struct _drm_i915_init { 52 enum { 53 I915_INIT_DMA = 0x01, 54 I915_CLEANUP_DMA = 0x02, 55 I915_RESUME_DMA = 0x03 56 } func; 57 unsigned int mmio_offset; 58 int sarea_priv_offset; 59 unsigned int ring_start; 60 unsigned int ring_end; 61 unsigned int ring_size; 62 unsigned int front_offset; 63 unsigned int back_offset; 64 unsigned int depth_offset; 65 unsigned int w; 66 unsigned int h; 67 unsigned int pitch; 68 unsigned int pitch_bits; 69 unsigned int back_pitch; 70 unsigned int depth_pitch; 71 unsigned int cpp; 72 unsigned int chipset; 73} drm_i915_init_t; 74 75typedef struct _drm_i915_sarea { 76 struct drm_tex_region texList[I915_NR_TEX_REGIONS + 1]; 77 int last_upload; /* last time texture was uploaded */ 78 int last_enqueue; /* last time a buffer was enqueued */ 79 int last_dispatch; /* age of the most recently dispatched buffer */ 80 int ctxOwner; /* last context to upload state */ 81 int texAge; 82 int pf_enabled; /* is pageflipping allowed? */ 83 int pf_active; 84 int pf_current_page; /* which buffer is being displayed? */ 85 int perf_boxes; /* performance boxes to be displayed */ 86 int width, height; /* screen size in pixels */ 87 88 drm_handle_t front_handle; 89 int front_offset; 90 int front_size; 91 92 drm_handle_t back_handle; 93 int back_offset; 94 int back_size; 95 96 drm_handle_t depth_handle; 97 int depth_offset; 98 int depth_size; 99 100 drm_handle_t tex_handle; 101 int tex_offset; 102 int tex_size; 103 int log_tex_granularity; 104 int pitch; 105 int rotation; /* 0, 90, 180 or 270 */ 106 int rotated_offset; 107 int rotated_size; 108 int rotated_pitch; 109 int virtualX, virtualY; 110 111 unsigned int front_tiled; 112 unsigned int back_tiled; 113 unsigned int depth_tiled; 114 unsigned int rotated_tiled; 115 unsigned int rotated2_tiled; 116 117 int pipeA_x; 118 int pipeA_y; 119 int pipeA_w; 120 int pipeA_h; 121 int pipeB_x; 122 int pipeB_y; 123 int pipeB_w; 124 int pipeB_h; 125 126 /* fill out some space for old userspace triple buffer */ 127 drm_handle_t unused_handle; 128 __u32 unused1, unused2, unused3; 129 130 /* buffer object handles for static buffers. May change 131 * over the lifetime of the client. 132 */ 133 __u32 front_bo_handle; 134 __u32 back_bo_handle; 135 __u32 unused_bo_handle; 136 __u32 depth_bo_handle; 137 138} drm_i915_sarea_t; 139 140/* due to userspace building against these headers we need some compat here */ 141#define planeA_x pipeA_x 142#define planeA_y pipeA_y 143#define planeA_w pipeA_w 144#define planeA_h pipeA_h 145#define planeB_x pipeB_x 146#define planeB_y pipeB_y 147#define planeB_w pipeB_w 148#define planeB_h pipeB_h 149 150/* Flags for perf_boxes 151 */ 152#define I915_BOX_RING_EMPTY 0x1 153#define I915_BOX_FLIP 0x2 154#define I915_BOX_WAIT 0x4 155#define I915_BOX_TEXTURE_LOAD 0x8 156#define I915_BOX_LOST_CONTEXT 0x10 157 158/* I915 specific ioctls 159 * The device specific ioctl range is 0x40 to 0x79. 160 */ 161#define DRM_I915_INIT 0x00 162#define DRM_I915_FLUSH 0x01 163#define DRM_I915_FLIP 0x02 164#define DRM_I915_BATCHBUFFER 0x03 165#define DRM_I915_IRQ_EMIT 0x04 166#define DRM_I915_IRQ_WAIT 0x05 167#define DRM_I915_GETPARAM 0x06 168#define DRM_I915_SETPARAM 0x07 169#define DRM_I915_ALLOC 0x08 170#define DRM_I915_FREE 0x09 171#define DRM_I915_INIT_HEAP 0x0a 172#define DRM_I915_CMDBUFFER 0x0b 173#define DRM_I915_DESTROY_HEAP 0x0c 174#define DRM_I915_SET_VBLANK_PIPE 0x0d 175#define DRM_I915_GET_VBLANK_PIPE 0x0e 176#define DRM_I915_VBLANK_SWAP 0x0f 177#define DRM_I915_HWS_ADDR 0x11 178#define DRM_I915_GEM_INIT 0x13 179#define DRM_I915_GEM_EXECBUFFER 0x14 180#define DRM_I915_GEM_PIN 0x15 181#define DRM_I915_GEM_UNPIN 0x16 182#define DRM_I915_GEM_BUSY 0x17 183#define DRM_I915_GEM_THROTTLE 0x18 184#define DRM_I915_GEM_ENTERVT 0x19 185#define DRM_I915_GEM_LEAVEVT 0x1a 186#define DRM_I915_GEM_CREATE 0x1b 187#define DRM_I915_GEM_PREAD 0x1c 188#define DRM_I915_GEM_PWRITE 0x1d 189#define DRM_I915_GEM_MMAP 0x1e 190#define DRM_I915_GEM_SET_DOMAIN 0x1f 191#define DRM_I915_GEM_SW_FINISH 0x20 192#define DRM_I915_GEM_SET_TILING 0x21 193#define DRM_I915_GEM_GET_TILING 0x22 194#define DRM_I915_GEM_GET_APERTURE 0x23 195#define DRM_I915_GEM_MMAP_GTT 0x24 196#define DRM_I915_GET_PIPE_FROM_CRTC_ID 0x25 197#define DRM_I915_GEM_MADVISE 0x26 198#define DRM_I915_OVERLAY_PUT_IMAGE 0x27 199#define DRM_I915_OVERLAY_ATTRS 0x28 200#define DRM_I915_GEM_EXECBUFFER2 0x29 201 202#define DRM_IOCTL_I915_INIT DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT, drm_i915_init_t) 203#define DRM_IOCTL_I915_FLUSH DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLUSH) 204#define DRM_IOCTL_I915_FLIP DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLIP) 205#define DRM_IOCTL_I915_BATCHBUFFER DRM_IOW( DRM_COMMAND_BASE + DRM_I915_BATCHBUFFER, drm_i915_batchbuffer_t) 206#define DRM_IOCTL_I915_IRQ_EMIT DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_IRQ_EMIT, drm_i915_irq_emit_t) 207#define DRM_IOCTL_I915_IRQ_WAIT DRM_IOW( DRM_COMMAND_BASE + DRM_I915_IRQ_WAIT, drm_i915_irq_wait_t) 208#define DRM_IOCTL_I915_GETPARAM DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GETPARAM, drm_i915_getparam_t) 209#define DRM_IOCTL_I915_SETPARAM DRM_IOW( DRM_COMMAND_BASE + DRM_I915_SETPARAM, drm_i915_setparam_t) 210#define DRM_IOCTL_I915_ALLOC DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_ALLOC, drm_i915_mem_alloc_t) 211#define DRM_IOCTL_I915_FREE DRM_IOW( DRM_COMMAND_BASE + DRM_I915_FREE, drm_i915_mem_free_t) 212#define DRM_IOCTL_I915_INIT_HEAP DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT_HEAP, drm_i915_mem_init_heap_t) 213#define DRM_IOCTL_I915_CMDBUFFER DRM_IOW( DRM_COMMAND_BASE + DRM_I915_CMDBUFFER, drm_i915_cmdbuffer_t) 214#define DRM_IOCTL_I915_DESTROY_HEAP DRM_IOW( DRM_COMMAND_BASE + DRM_I915_DESTROY_HEAP, drm_i915_mem_destroy_heap_t) 215#define DRM_IOCTL_I915_SET_VBLANK_PIPE DRM_IOW( DRM_COMMAND_BASE + DRM_I915_SET_VBLANK_PIPE, drm_i915_vblank_pipe_t) 216#define DRM_IOCTL_I915_GET_VBLANK_PIPE DRM_IOR( DRM_COMMAND_BASE + DRM_I915_GET_VBLANK_PIPE, drm_i915_vblank_pipe_t) 217#define DRM_IOCTL_I915_VBLANK_SWAP DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_VBLANK_SWAP, drm_i915_vblank_swap_t) 218#define DRM_IOCTL_I915_HWS_ADDR DRM_IOW(DRM_COMMAND_BASE + DRM_I915_HWS_ADDR, struct drm_i915_gem_init) 219#define DRM_IOCTL_I915_GEM_INIT DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_INIT, struct drm_i915_gem_init) 220#define DRM_IOCTL_I915_GEM_EXECBUFFER DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_EXECBUFFER, struct drm_i915_gem_execbuffer) 221#define DRM_IOCTL_I915_GEM_EXECBUFFER2 DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_EXECBUFFER2, struct drm_i915_gem_execbuffer2) 222#define DRM_IOCTL_I915_GEM_PIN DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_PIN, struct drm_i915_gem_pin) 223#define DRM_IOCTL_I915_GEM_UNPIN DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_UNPIN, struct drm_i915_gem_unpin) 224#define DRM_IOCTL_I915_GEM_BUSY DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_BUSY, struct drm_i915_gem_busy) 225#define DRM_IOCTL_I915_GEM_THROTTLE DRM_IO ( DRM_COMMAND_BASE + DRM_I915_GEM_THROTTLE) 226#define DRM_IOCTL_I915_GEM_ENTERVT DRM_IO(DRM_COMMAND_BASE + DRM_I915_GEM_ENTERVT) 227#define DRM_IOCTL_I915_GEM_LEAVEVT DRM_IO(DRM_COMMAND_BASE + DRM_I915_GEM_LEAVEVT) 228#define DRM_IOCTL_I915_GEM_CREATE DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_CREATE, struct drm_i915_gem_create) 229#define DRM_IOCTL_I915_GEM_PREAD DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_PREAD, struct drm_i915_gem_pread) 230#define DRM_IOCTL_I915_GEM_PWRITE DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_PWRITE, struct drm_i915_gem_pwrite) 231#define DRM_IOCTL_I915_GEM_MMAP DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MMAP, struct drm_i915_gem_mmap) 232#define DRM_IOCTL_I915_GEM_MMAP_GTT DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MMAP_GTT, struct drm_i915_gem_mmap_gtt) 233#define DRM_IOCTL_I915_GEM_SET_DOMAIN DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_SET_DOMAIN, struct drm_i915_gem_set_domain) 234#define DRM_IOCTL_I915_GEM_SW_FINISH DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_SW_FINISH, struct drm_i915_gem_sw_finish) 235#define DRM_IOCTL_I915_GEM_SET_TILING DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_SET_TILING, struct drm_i915_gem_set_tiling) 236#define DRM_IOCTL_I915_GEM_GET_TILING DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_GET_TILING, struct drm_i915_gem_get_tiling) 237#define DRM_IOCTL_I915_GEM_GET_APERTURE DRM_IOR (DRM_COMMAND_BASE + DRM_I915_GEM_GET_APERTURE, struct drm_i915_gem_get_aperture) 238#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) 239#define DRM_IOCTL_I915_GEM_MADVISE DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MADVISE, struct drm_i915_gem_madvise) 240#define DRM_IOCTL_I915_OVERLAY_PUT_IMAGE DRM_IOW(DRM_COMMAND_BASE + DRM_IOCTL_I915_OVERLAY_ATTRS, struct drm_intel_overlay_put_image) 241#define DRM_IOCTL_I915_OVERLAY_ATTRS DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_OVERLAY_ATTRS, struct drm_intel_overlay_attrs) 242 243/* Allow drivers to submit batchbuffers directly to hardware, relying 244 * on the security mechanisms provided by hardware. 245 */ 246typedef struct drm_i915_batchbuffer { 247 int start; /* agp offset */ 248 int used; /* nr bytes in use */ 249 int DR1; /* hw flags for GFX_OP_DRAWRECT_INFO */ 250 int DR4; /* window origin for GFX_OP_DRAWRECT_INFO */ 251 int num_cliprects; /* mulitpass with multiple cliprects? */ 252 struct drm_clip_rect __user *cliprects; /* pointer to userspace cliprects */ 253} drm_i915_batchbuffer_t; 254 255/* As above, but pass a pointer to userspace buffer which can be 256 * validated by the kernel prior to sending to hardware. 257 */ 258typedef struct _drm_i915_cmdbuffer { 259 char __user *buf; /* pointer to userspace command buffer */ 260 int sz; /* nr bytes in buf */ 261 int DR1; /* hw flags for GFX_OP_DRAWRECT_INFO */ 262 int DR4; /* window origin for GFX_OP_DRAWRECT_INFO */ 263 int num_cliprects; /* mulitpass with multiple cliprects? */ 264 struct drm_clip_rect __user *cliprects; /* pointer to userspace cliprects */ 265} drm_i915_cmdbuffer_t; 266 267/* Userspace can request & wait on irq's: 268 */ 269typedef struct drm_i915_irq_emit { 270 int __user *irq_seq; 271} drm_i915_irq_emit_t; 272 273typedef struct drm_i915_irq_wait { 274 int irq_seq; 275} drm_i915_irq_wait_t; 276 277/* Ioctl to query kernel params: 278 */ 279#define I915_PARAM_IRQ_ACTIVE 1 280#define I915_PARAM_ALLOW_BATCHBUFFER 2 281#define I915_PARAM_LAST_DISPATCH 3 282#define I915_PARAM_CHIPSET_ID 4 283#define I915_PARAM_HAS_GEM 5 284#define I915_PARAM_NUM_FENCES_AVAIL 6 285#define I915_PARAM_HAS_OVERLAY 7 286#define I915_PARAM_HAS_PAGEFLIPPING 8 287#define I915_PARAM_HAS_EXECBUF2 9 288#define I915_PARAM_HAS_BSD 10 289 290typedef struct drm_i915_getparam { 291 int param; 292 int __user *value; 293} drm_i915_getparam_t; 294 295/* Ioctl to set kernel params: 296 */ 297#define I915_SETPARAM_USE_MI_BATCHBUFFER_START 1 298#define I915_SETPARAM_TEX_LRU_LOG_GRANULARITY 2 299#define I915_SETPARAM_ALLOW_BATCHBUFFER 3 300#define I915_SETPARAM_NUM_USED_FENCES 4 301 302typedef struct drm_i915_setparam { 303 int param; 304 int value; 305} drm_i915_setparam_t; 306 307/* A memory manager for regions of shared memory: 308 */ 309#define I915_MEM_REGION_AGP 1 310 311typedef struct drm_i915_mem_alloc { 312 int region; 313 int alignment; 314 int size; 315 int __user *region_offset; /* offset from start of fb or agp */ 316} drm_i915_mem_alloc_t; 317 318typedef struct drm_i915_mem_free { 319 int region; 320 int region_offset; 321} drm_i915_mem_free_t; 322 323typedef struct drm_i915_mem_init_heap { 324 int region; 325 int size; 326 int start; 327} drm_i915_mem_init_heap_t; 328 329/* Allow memory manager to be torn down and re-initialized (eg on 330 * rotate): 331 */ 332typedef struct drm_i915_mem_destroy_heap { 333 int region; 334} drm_i915_mem_destroy_heap_t; 335 336/* Allow X server to configure which pipes to monitor for vblank signals 337 */ 338#define DRM_I915_VBLANK_PIPE_A 1 339#define DRM_I915_VBLANK_PIPE_B 2 340 341typedef struct drm_i915_vblank_pipe { 342 int pipe; 343} drm_i915_vblank_pipe_t; 344 345/* Schedule buffer swap at given vertical blank: 346 */ 347typedef struct drm_i915_vblank_swap { 348 drm_drawable_t drawable; 349 enum drm_vblank_seq_type seqtype; 350 unsigned int sequence; 351} drm_i915_vblank_swap_t; 352 353typedef struct drm_i915_hws_addr { 354 __u64 addr; 355} drm_i915_hws_addr_t; 356 357struct drm_i915_gem_init { 358 /** 359 * Beginning offset in the GTT to be managed by the DRM memory 360 * manager. 361 */ 362 __u64 gtt_start; 363 /** 364 * Ending offset in the GTT to be managed by the DRM memory 365 * manager. 366 */ 367 __u64 gtt_end; 368}; 369 370struct drm_i915_gem_create { 371 /** 372 * Requested size for the object. 373 * 374 * The (page-aligned) allocated size for the object will be returned. 375 */ 376 __u64 size; 377 /** 378 * Returned handle for the object. 379 * 380 * Object handles are nonzero. 381 */ 382 __u32 handle; 383 __u32 pad; 384}; 385 386struct drm_i915_gem_pread { 387 /** Handle for the object being read. */ 388 __u32 handle; 389 __u32 pad; 390 /** Offset into the object to read from */ 391 __u64 offset; 392 /** Length of data to read */ 393 __u64 size; 394 /** 395 * Pointer to write the data into. 396 * 397 * This is a fixed-size type for 32/64 compatibility. 398 */ 399 __u64 data_ptr; 400}; 401 402struct drm_i915_gem_pwrite { 403 /** Handle for the object being written to. */ 404 __u32 handle; 405 __u32 pad; 406 /** Offset into the object to write to */ 407 __u64 offset; 408 /** Length of data to write */ 409 __u64 size; 410 /** 411 * Pointer to read the data from. 412 * 413 * This is a fixed-size type for 32/64 compatibility. 414 */ 415 __u64 data_ptr; 416}; 417 418struct drm_i915_gem_mmap { 419 /** Handle for the object being mapped. */ 420 __u32 handle; 421 __u32 pad; 422 /** Offset in the object to map. */ 423 __u64 offset; 424 /** 425 * Length of data to map. 426 * 427 * The value will be page-aligned. 428 */ 429 __u64 size; 430 /** 431 * Returned pointer the data was mapped at. 432 * 433 * This is a fixed-size type for 32/64 compatibility. 434 */ 435 __u64 addr_ptr; 436}; 437 438struct drm_i915_gem_mmap_gtt { 439 /** Handle for the object being mapped. */ 440 __u32 handle; 441 __u32 pad; 442 /** 443 * Fake offset to use for subsequent mmap call 444 * 445 * This is a fixed-size type for 32/64 compatibility. 446 */ 447 __u64 offset; 448}; 449 450struct drm_i915_gem_set_domain { 451 /** Handle for the object */ 452 __u32 handle; 453 454 /** New read domains */ 455 __u32 read_domains; 456 457 /** New write domain */ 458 __u32 write_domain; 459}; 460 461struct drm_i915_gem_sw_finish { 462 /** Handle for the object */ 463 __u32 handle; 464}; 465 466struct drm_i915_gem_relocation_entry { 467 /** 468 * Handle of the buffer being pointed to by this relocation entry. 469 * 470 * It's appealing to make this be an index into the mm_validate_entry 471 * list to refer to the buffer, but this allows the driver to create 472 * a relocation list for state buffers and not re-write it per 473 * exec using the buffer. 474 */ 475 __u32 target_handle; 476 477 /** 478 * Value to be added to the offset of the target buffer to make up 479 * the relocation entry. 480 */ 481 __u32 delta; 482 483 /** Offset in the buffer the relocation entry will be written into */ 484 __u64 offset; 485 486 /** 487 * Offset value of the target buffer that the relocation entry was last 488 * written as. 489 * 490 * If the buffer has the same offset as last time, we can skip syncing 491 * and writing the relocation. This value is written back out by 492 * the execbuffer ioctl when the relocation is written. 493 */ 494 __u64 presumed_offset; 495 496 /** 497 * Target memory domains read by this operation. 498 */ 499 __u32 read_domains; 500 501 /** 502 * Target memory domains written by this operation. 503 * 504 * Note that only one domain may be written by the whole 505 * execbuffer operation, so that where there are conflicts, 506 * the application will get -EINVAL back. 507 */ 508 __u32 write_domain; 509}; 510 511/** @{ 512 * Intel memory domains 513 * 514 * Most of these just align with the various caches in 515 * the system and are used to flush and invalidate as 516 * objects end up cached in different domains. 517 */ 518/** CPU cache */ 519#define I915_GEM_DOMAIN_CPU 0x00000001 520/** Render cache, used by 2D and 3D drawing */ 521#define I915_GEM_DOMAIN_RENDER 0x00000002 522/** Sampler cache, used by texture engine */ 523#define I915_GEM_DOMAIN_SAMPLER 0x00000004 524/** Command queue, used to load batch buffers */ 525#define I915_GEM_DOMAIN_COMMAND 0x00000008 526/** Instruction cache, used by shader programs */ 527#define I915_GEM_DOMAIN_INSTRUCTION 0x00000010 528/** Vertex address cache */ 529#define I915_GEM_DOMAIN_VERTEX 0x00000020 530/** GTT domain - aperture and scanout */ 531#define I915_GEM_DOMAIN_GTT 0x00000040 532/** @} */ 533 534struct drm_i915_gem_exec_object { 535 /** 536 * User's handle for a buffer to be bound into the GTT for this 537 * operation. 538 */ 539 __u32 handle; 540 541 /** Number of relocations to be performed on this buffer */ 542 __u32 relocation_count; 543 /** 544 * Pointer to array of struct drm_i915_gem_relocation_entry containing 545 * the relocations to be performed in this buffer. 546 */ 547 __u64 relocs_ptr; 548 549 /** Required alignment in graphics aperture */ 550 __u64 alignment; 551 552 /** 553 * Returned value of the updated offset of the object, for future 554 * presumed_offset writes. 555 */ 556 __u64 offset; 557}; 558 559struct drm_i915_gem_execbuffer { 560 /** 561 * List of buffers to be validated with their relocations to be 562 * performend on them. 563 * 564 * This is a pointer to an array of struct drm_i915_gem_validate_entry. 565 * 566 * These buffers must be listed in an order such that all relocations 567 * a buffer is performing refer to buffers that have already appeared 568 * in the validate list. 569 */ 570 __u64 buffers_ptr; 571 __u32 buffer_count; 572 573 /** Offset in the batchbuffer to start execution from. */ 574 __u32 batch_start_offset; 575 /** Bytes used in batchbuffer from batch_start_offset */ 576 __u32 batch_len; 577 __u32 DR1; 578 __u32 DR4; 579 __u32 num_cliprects; 580 /** This is a struct drm_clip_rect *cliprects */ 581 __u64 cliprects_ptr; 582}; 583 584struct drm_i915_gem_exec_object2 { 585 /** 586 * User's handle for a buffer to be bound into the GTT for this 587 * operation. 588 */ 589 __u32 handle; 590 591 /** Number of relocations to be performed on this buffer */ 592 __u32 relocation_count; 593 /** 594 * Pointer to array of struct drm_i915_gem_relocation_entry containing 595 * the relocations to be performed in this buffer. 596 */ 597 __u64 relocs_ptr; 598 599 /** Required alignment in graphics aperture */ 600 __u64 alignment; 601 602 /** 603 * Returned value of the updated offset of the object, for future 604 * presumed_offset writes. 605 */ 606 __u64 offset; 607 608#define EXEC_OBJECT_NEEDS_FENCE (1<<0) 609 __u64 flags; 610 __u64 rsvd1; 611 __u64 rsvd2; 612}; 613 614struct drm_i915_gem_execbuffer2 { 615 /** 616 * List of gem_exec_object2 structs 617 */ 618 __u64 buffers_ptr; 619 __u32 buffer_count; 620 621 /** Offset in the batchbuffer to start execution from. */ 622 __u32 batch_start_offset; 623 /** Bytes used in batchbuffer from batch_start_offset */ 624 __u32 batch_len; 625 __u32 DR1; 626 __u32 DR4; 627 __u32 num_cliprects; 628 /** This is a struct drm_clip_rect *cliprects */ 629 __u64 cliprects_ptr; 630#define I915_EXEC_RENDER (1<<0) 631#define I915_EXEC_BSD (1<<1) 632 __u64 flags; 633 __u64 rsvd1; 634 __u64 rsvd2; 635}; 636 637struct drm_i915_gem_pin { 638 /** Handle of the buffer to be pinned. */ 639 __u32 handle; 640 __u32 pad; 641 642 /** alignment required within the aperture */ 643 __u64 alignment; 644 645 /** Returned GTT offset of the buffer. */ 646 __u64 offset; 647}; 648 649struct drm_i915_gem_unpin { 650 /** Handle of the buffer to be unpinned. */ 651 __u32 handle; 652 __u32 pad; 653}; 654 655struct drm_i915_gem_busy { 656 /** Handle of the buffer to check for busy */ 657 __u32 handle; 658 659 /** Return busy status (1 if busy, 0 if idle) */ 660 __u32 busy; 661}; 662 663#define I915_TILING_NONE 0 664#define I915_TILING_X 1 665#define I915_TILING_Y 2 666 667#define I915_BIT_6_SWIZZLE_NONE 0 668#define I915_BIT_6_SWIZZLE_9 1 669#define I915_BIT_6_SWIZZLE_9_10 2 670#define I915_BIT_6_SWIZZLE_9_11 3 671#define I915_BIT_6_SWIZZLE_9_10_11 4 672/* Not seen by userland */ 673#define I915_BIT_6_SWIZZLE_UNKNOWN 5 674/* Seen by userland. */ 675#define I915_BIT_6_SWIZZLE_9_17 6 676#define I915_BIT_6_SWIZZLE_9_10_17 7 677 678struct drm_i915_gem_set_tiling { 679 /** Handle of the buffer to have its tiling state updated */ 680 __u32 handle; 681 682 /** 683 * Tiling mode for the object (I915_TILING_NONE, I915_TILING_X, 684 * I915_TILING_Y). 685 * 686 * This value is to be set on request, and will be updated by the 687 * kernel on successful return with the actual chosen tiling layout. 688 * 689 * The tiling mode may be demoted to I915_TILING_NONE when the system 690 * has bit 6 swizzling that can't be managed correctly by GEM. 691 * 692 * Buffer contents become undefined when changing tiling_mode. 693 */ 694 __u32 tiling_mode; 695 696 /** 697 * Stride in bytes for the object when in I915_TILING_X or 698 * I915_TILING_Y. 699 */ 700 __u32 stride; 701 702 /** 703 * Returned address bit 6 swizzling required for CPU access through 704 * mmap mapping. 705 */ 706 __u32 swizzle_mode; 707}; 708 709struct drm_i915_gem_get_tiling { 710 /** Handle of the buffer to get tiling state for. */ 711 __u32 handle; 712 713 /** 714 * Current tiling mode for the object (I915_TILING_NONE, I915_TILING_X, 715 * I915_TILING_Y). 716 */ 717 __u32 tiling_mode; 718 719 /** 720 * Returned address bit 6 swizzling required for CPU access through 721 * mmap mapping. 722 */ 723 __u32 swizzle_mode; 724}; 725 726struct drm_i915_gem_get_aperture { 727 /** Total size of the aperture used by i915_gem_execbuffer, in bytes */ 728 __u64 aper_size; 729 730 /** 731 * Available space in the aperture used by i915_gem_execbuffer, in 732 * bytes 733 */ 734 __u64 aper_available_size; 735}; 736 737struct drm_i915_get_pipe_from_crtc_id { 738 /** ID of CRTC being requested **/ 739 __u32 crtc_id; 740 741 /** pipe of requested CRTC **/ 742 __u32 pipe; 743}; 744 745#define I915_MADV_WILLNEED 0 746#define I915_MADV_DONTNEED 1 747#define __I915_MADV_PURGED 2 /* internal state */ 748 749struct drm_i915_gem_madvise { 750 /** Handle of the buffer to change the backing store advice */ 751 __u32 handle; 752 753 /* Advice: either the buffer will be needed again in the near future, 754 * or wont be and could be discarded under memory pressure. 755 */ 756 __u32 madv; 757 758 /** Whether the backing store still exists. */ 759 __u32 retained; 760}; 761 762/* flags */ 763#define I915_OVERLAY_TYPE_MASK 0xff 764#define I915_OVERLAY_YUV_PLANAR 0x01 765#define I915_OVERLAY_YUV_PACKED 0x02 766#define I915_OVERLAY_RGB 0x03 767 768#define I915_OVERLAY_DEPTH_MASK 0xff00 769#define I915_OVERLAY_RGB24 0x1000 770#define I915_OVERLAY_RGB16 0x2000 771#define I915_OVERLAY_RGB15 0x3000 772#define I915_OVERLAY_YUV422 0x0100 773#define I915_OVERLAY_YUV411 0x0200 774#define I915_OVERLAY_YUV420 0x0300 775#define I915_OVERLAY_YUV410 0x0400 776 777#define I915_OVERLAY_SWAP_MASK 0xff0000 778#define I915_OVERLAY_NO_SWAP 0x000000 779#define I915_OVERLAY_UV_SWAP 0x010000 780#define I915_OVERLAY_Y_SWAP 0x020000 781#define I915_OVERLAY_Y_AND_UV_SWAP 0x030000 782 783#define I915_OVERLAY_FLAGS_MASK 0xff000000 784#define I915_OVERLAY_ENABLE 0x01000000 785 786struct drm_intel_overlay_put_image { 787 /* various flags and src format description */ 788 __u32 flags; 789 /* source picture description */ 790 __u32 bo_handle; 791 /* stride values and offsets are in bytes, buffer relative */ 792 __u16 stride_Y; /* stride for packed formats */ 793 __u16 stride_UV; 794 __u32 offset_Y; /* offset for packet formats */ 795 __u32 offset_U; 796 __u32 offset_V; 797 /* in pixels */ 798 __u16 src_width; 799 __u16 src_height; 800 /* to compensate the scaling factors for partially covered surfaces */ 801 __u16 src_scan_width; 802 __u16 src_scan_height; 803 /* output crtc description */ 804 __u32 crtc_id; 805 __u16 dst_x; 806 __u16 dst_y; 807 __u16 dst_width; 808 __u16 dst_height; 809}; 810 811/* flags */ 812#define I915_OVERLAY_UPDATE_ATTRS (1<<0) 813#define I915_OVERLAY_UPDATE_GAMMA (1<<1) 814struct drm_intel_overlay_attrs { 815 __u32 flags; 816 __u32 color_key; 817 __s32 brightness; 818 __u32 contrast; 819 __u32 saturation; 820 __u32 gamma0; 821 __u32 gamma1; 822 __u32 gamma2; 823 __u32 gamma3; 824 __u32 gamma4; 825 __u32 gamma5; 826}; 827 828#endif /* _I915_DRM_H_ */ 829