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 */ 38 extern unsigned long i915_read_mch_val(void); 39 extern bool i915_gpu_raise(void); 40 extern bool i915_gpu_lower(void); 41 extern bool i915_gpu_busy(void); 42 extern 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 51 typedef 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 75 typedef 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 #define DRM_I915_GET_SPRITE_COLORKEY 0x2a 202 #define DRM_I915_SET_SPRITE_COLORKEY 0x2b 203 204 #define DRM_IOCTL_I915_INIT DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT, drm_i915_init_t) 205 #define DRM_IOCTL_I915_FLUSH DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLUSH) 206 #define DRM_IOCTL_I915_FLIP DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLIP) 207 #define DRM_IOCTL_I915_BATCHBUFFER DRM_IOW( DRM_COMMAND_BASE + DRM_I915_BATCHBUFFER, drm_i915_batchbuffer_t) 208 #define DRM_IOCTL_I915_IRQ_EMIT DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_IRQ_EMIT, drm_i915_irq_emit_t) 209 #define DRM_IOCTL_I915_IRQ_WAIT DRM_IOW( DRM_COMMAND_BASE + DRM_I915_IRQ_WAIT, drm_i915_irq_wait_t) 210 #define DRM_IOCTL_I915_GETPARAM DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GETPARAM, drm_i915_getparam_t) 211 #define DRM_IOCTL_I915_SETPARAM DRM_IOW( DRM_COMMAND_BASE + DRM_I915_SETPARAM, drm_i915_setparam_t) 212 #define DRM_IOCTL_I915_ALLOC DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_ALLOC, drm_i915_mem_alloc_t) 213 #define DRM_IOCTL_I915_FREE DRM_IOW( DRM_COMMAND_BASE + DRM_I915_FREE, drm_i915_mem_free_t) 214 #define DRM_IOCTL_I915_INIT_HEAP DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT_HEAP, drm_i915_mem_init_heap_t) 215 #define DRM_IOCTL_I915_CMDBUFFER DRM_IOW( DRM_COMMAND_BASE + DRM_I915_CMDBUFFER, drm_i915_cmdbuffer_t) 216 #define DRM_IOCTL_I915_DESTROY_HEAP DRM_IOW( DRM_COMMAND_BASE + DRM_I915_DESTROY_HEAP, drm_i915_mem_destroy_heap_t) 217 #define DRM_IOCTL_I915_SET_VBLANK_PIPE DRM_IOW( DRM_COMMAND_BASE + DRM_I915_SET_VBLANK_PIPE, drm_i915_vblank_pipe_t) 218 #define DRM_IOCTL_I915_GET_VBLANK_PIPE DRM_IOR( DRM_COMMAND_BASE + DRM_I915_GET_VBLANK_PIPE, drm_i915_vblank_pipe_t) 219 #define DRM_IOCTL_I915_VBLANK_SWAP DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_VBLANK_SWAP, drm_i915_vblank_swap_t) 220 #define DRM_IOCTL_I915_HWS_ADDR DRM_IOW(DRM_COMMAND_BASE + DRM_I915_HWS_ADDR, struct drm_i915_gem_init) 221 #define DRM_IOCTL_I915_GEM_INIT DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_INIT, struct drm_i915_gem_init) 222 #define DRM_IOCTL_I915_GEM_EXECBUFFER DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_EXECBUFFER, struct drm_i915_gem_execbuffer) 223 #define DRM_IOCTL_I915_GEM_EXECBUFFER2 DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_EXECBUFFER2, struct drm_i915_gem_execbuffer2) 224 #define DRM_IOCTL_I915_GEM_PIN DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_PIN, struct drm_i915_gem_pin) 225 #define DRM_IOCTL_I915_GEM_UNPIN DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_UNPIN, struct drm_i915_gem_unpin) 226 #define DRM_IOCTL_I915_GEM_BUSY DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_BUSY, struct drm_i915_gem_busy) 227 #define DRM_IOCTL_I915_GEM_THROTTLE DRM_IO ( DRM_COMMAND_BASE + DRM_I915_GEM_THROTTLE) 228 #define DRM_IOCTL_I915_GEM_ENTERVT DRM_IO(DRM_COMMAND_BASE + DRM_I915_GEM_ENTERVT) 229 #define DRM_IOCTL_I915_GEM_LEAVEVT DRM_IO(DRM_COMMAND_BASE + DRM_I915_GEM_LEAVEVT) 230 #define DRM_IOCTL_I915_GEM_CREATE DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_CREATE, struct drm_i915_gem_create) 231 #define DRM_IOCTL_I915_GEM_PREAD DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_PREAD, struct drm_i915_gem_pread) 232 #define DRM_IOCTL_I915_GEM_PWRITE DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_PWRITE, struct drm_i915_gem_pwrite) 233 #define DRM_IOCTL_I915_GEM_MMAP DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MMAP, struct drm_i915_gem_mmap) 234 #define DRM_IOCTL_I915_GEM_MMAP_GTT DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MMAP_GTT, struct drm_i915_gem_mmap_gtt) 235 #define DRM_IOCTL_I915_GEM_SET_DOMAIN DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_SET_DOMAIN, struct drm_i915_gem_set_domain) 236 #define DRM_IOCTL_I915_GEM_SW_FINISH DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_SW_FINISH, struct drm_i915_gem_sw_finish) 237 #define DRM_IOCTL_I915_GEM_SET_TILING DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_SET_TILING, struct drm_i915_gem_set_tiling) 238 #define DRM_IOCTL_I915_GEM_GET_TILING DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_GET_TILING, struct drm_i915_gem_get_tiling) 239 #define DRM_IOCTL_I915_GEM_GET_APERTURE DRM_IOR (DRM_COMMAND_BASE + DRM_I915_GEM_GET_APERTURE, struct drm_i915_gem_get_aperture) 240 #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) 241 #define DRM_IOCTL_I915_GEM_MADVISE DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MADVISE, struct drm_i915_gem_madvise) 242 #define DRM_IOCTL_I915_OVERLAY_PUT_IMAGE DRM_IOW(DRM_COMMAND_BASE + DRM_I915_OVERLAY_PUT_IMAGE, struct drm_intel_overlay_put_image) 243 #define DRM_IOCTL_I915_OVERLAY_ATTRS DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_OVERLAY_ATTRS, struct drm_intel_overlay_attrs) 244 #define DRM_IOCTL_I915_SET_SPRITE_COLORKEY DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_SET_SPRITE_COLORKEY, struct drm_intel_sprite_colorkey) 245 #define DRM_IOCTL_I915_GET_SPRITE_COLORKEY DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_SET_SPRITE_COLORKEY, struct drm_intel_sprite_colorkey) 246 247 /* Allow drivers to submit batchbuffers directly to hardware, relying 248 * on the security mechanisms provided by hardware. 249 */ 250 typedef struct drm_i915_batchbuffer { 251 int start; /* agp offset */ 252 int used; /* nr bytes in use */ 253 int DR1; /* hw flags for GFX_OP_DRAWRECT_INFO */ 254 int DR4; /* window origin for GFX_OP_DRAWRECT_INFO */ 255 int num_cliprects; /* mulitpass with multiple cliprects? */ 256 struct drm_clip_rect __user *cliprects; /* pointer to userspace cliprects */ 257 } drm_i915_batchbuffer_t; 258 259 /* As above, but pass a pointer to userspace buffer which can be 260 * validated by the kernel prior to sending to hardware. 261 */ 262 typedef struct _drm_i915_cmdbuffer { 263 char __user *buf; /* pointer to userspace command buffer */ 264 int sz; /* nr bytes in buf */ 265 int DR1; /* hw flags for GFX_OP_DRAWRECT_INFO */ 266 int DR4; /* window origin for GFX_OP_DRAWRECT_INFO */ 267 int num_cliprects; /* mulitpass with multiple cliprects? */ 268 struct drm_clip_rect __user *cliprects; /* pointer to userspace cliprects */ 269 } drm_i915_cmdbuffer_t; 270 271 /* Userspace can request & wait on irq's: 272 */ 273 typedef struct drm_i915_irq_emit { 274 int __user *irq_seq; 275 } drm_i915_irq_emit_t; 276 277 typedef struct drm_i915_irq_wait { 278 int irq_seq; 279 } drm_i915_irq_wait_t; 280 281 /* Ioctl to query kernel params: 282 */ 283 #define I915_PARAM_IRQ_ACTIVE 1 284 #define I915_PARAM_ALLOW_BATCHBUFFER 2 285 #define I915_PARAM_LAST_DISPATCH 3 286 #define I915_PARAM_CHIPSET_ID 4 287 #define I915_PARAM_HAS_GEM 5 288 #define I915_PARAM_NUM_FENCES_AVAIL 6 289 #define I915_PARAM_HAS_OVERLAY 7 290 #define I915_PARAM_HAS_PAGEFLIPPING 8 291 #define I915_PARAM_HAS_EXECBUF2 9 292 #define I915_PARAM_HAS_BSD 10 293 #define I915_PARAM_HAS_BLT 11 294 #define I915_PARAM_HAS_RELAXED_FENCING 12 295 #define I915_PARAM_HAS_COHERENT_RINGS 13 296 #define I915_PARAM_HAS_EXEC_CONSTANTS 14 297 #define I915_PARAM_HAS_RELAXED_DELTA 15 298 #define I915_PARAM_HAS_GEN7_SOL_RESET 16 299 300 typedef struct drm_i915_getparam { 301 int param; 302 int __user *value; 303 } drm_i915_getparam_t; 304 305 /* Ioctl to set kernel params: 306 */ 307 #define I915_SETPARAM_USE_MI_BATCHBUFFER_START 1 308 #define I915_SETPARAM_TEX_LRU_LOG_GRANULARITY 2 309 #define I915_SETPARAM_ALLOW_BATCHBUFFER 3 310 #define I915_SETPARAM_NUM_USED_FENCES 4 311 312 typedef struct drm_i915_setparam { 313 int param; 314 int value; 315 } drm_i915_setparam_t; 316 317 /* A memory manager for regions of shared memory: 318 */ 319 #define I915_MEM_REGION_AGP 1 320 321 typedef struct drm_i915_mem_alloc { 322 int region; 323 int alignment; 324 int size; 325 int __user *region_offset; /* offset from start of fb or agp */ 326 } drm_i915_mem_alloc_t; 327 328 typedef struct drm_i915_mem_free { 329 int region; 330 int region_offset; 331 } drm_i915_mem_free_t; 332 333 typedef struct drm_i915_mem_init_heap { 334 int region; 335 int size; 336 int start; 337 } drm_i915_mem_init_heap_t; 338 339 /* Allow memory manager to be torn down and re-initialized (eg on 340 * rotate): 341 */ 342 typedef struct drm_i915_mem_destroy_heap { 343 int region; 344 } drm_i915_mem_destroy_heap_t; 345 346 /* Allow X server to configure which pipes to monitor for vblank signals 347 */ 348 #define DRM_I915_VBLANK_PIPE_A 1 349 #define DRM_I915_VBLANK_PIPE_B 2 350 351 typedef struct drm_i915_vblank_pipe { 352 int pipe; 353 } drm_i915_vblank_pipe_t; 354 355 /* Schedule buffer swap at given vertical blank: 356 */ 357 typedef struct drm_i915_vblank_swap { 358 drm_drawable_t drawable; 359 enum drm_vblank_seq_type seqtype; 360 unsigned int sequence; 361 } drm_i915_vblank_swap_t; 362 363 typedef struct drm_i915_hws_addr { 364 __u64 addr; 365 } drm_i915_hws_addr_t; 366 367 struct drm_i915_gem_init { 368 /** 369 * Beginning offset in the GTT to be managed by the DRM memory 370 * manager. 371 */ 372 __u64 gtt_start; 373 /** 374 * Ending offset in the GTT to be managed by the DRM memory 375 * manager. 376 */ 377 __u64 gtt_end; 378 }; 379 380 struct drm_i915_gem_create { 381 /** 382 * Requested size for the object. 383 * 384 * The (page-aligned) allocated size for the object will be returned. 385 */ 386 __u64 size; 387 /** 388 * Returned handle for the object. 389 * 390 * Object handles are nonzero. 391 */ 392 __u32 handle; 393 __u32 pad; 394 }; 395 396 struct drm_i915_gem_pread { 397 /** Handle for the object being read. */ 398 __u32 handle; 399 __u32 pad; 400 /** Offset into the object to read from */ 401 __u64 offset; 402 /** Length of data to read */ 403 __u64 size; 404 /** 405 * Pointer to write the data into. 406 * 407 * This is a fixed-size type for 32/64 compatibility. 408 */ 409 __u64 data_ptr; 410 }; 411 412 struct drm_i915_gem_pwrite { 413 /** Handle for the object being written to. */ 414 __u32 handle; 415 __u32 pad; 416 /** Offset into the object to write to */ 417 __u64 offset; 418 /** Length of data to write */ 419 __u64 size; 420 /** 421 * Pointer to read the data from. 422 * 423 * This is a fixed-size type for 32/64 compatibility. 424 */ 425 __u64 data_ptr; 426 }; 427 428 struct drm_i915_gem_mmap { 429 /** Handle for the object being mapped. */ 430 __u32 handle; 431 __u32 pad; 432 /** Offset in the object to map. */ 433 __u64 offset; 434 /** 435 * Length of data to map. 436 * 437 * The value will be page-aligned. 438 */ 439 __u64 size; 440 /** 441 * Returned pointer the data was mapped at. 442 * 443 * This is a fixed-size type for 32/64 compatibility. 444 */ 445 __u64 addr_ptr; 446 }; 447 448 struct drm_i915_gem_mmap_gtt { 449 /** Handle for the object being mapped. */ 450 __u32 handle; 451 __u32 pad; 452 /** 453 * Fake offset to use for subsequent mmap call 454 * 455 * This is a fixed-size type for 32/64 compatibility. 456 */ 457 __u64 offset; 458 }; 459 460 struct drm_i915_gem_set_domain { 461 /** Handle for the object */ 462 __u32 handle; 463 464 /** New read domains */ 465 __u32 read_domains; 466 467 /** New write domain */ 468 __u32 write_domain; 469 }; 470 471 struct drm_i915_gem_sw_finish { 472 /** Handle for the object */ 473 __u32 handle; 474 }; 475 476 struct drm_i915_gem_relocation_entry { 477 /** 478 * Handle of the buffer being pointed to by this relocation entry. 479 * 480 * It's appealing to make this be an index into the mm_validate_entry 481 * list to refer to the buffer, but this allows the driver to create 482 * a relocation list for state buffers and not re-write it per 483 * exec using the buffer. 484 */ 485 __u32 target_handle; 486 487 /** 488 * Value to be added to the offset of the target buffer to make up 489 * the relocation entry. 490 */ 491 __u32 delta; 492 493 /** Offset in the buffer the relocation entry will be written into */ 494 __u64 offset; 495 496 /** 497 * Offset value of the target buffer that the relocation entry was last 498 * written as. 499 * 500 * If the buffer has the same offset as last time, we can skip syncing 501 * and writing the relocation. This value is written back out by 502 * the execbuffer ioctl when the relocation is written. 503 */ 504 __u64 presumed_offset; 505 506 /** 507 * Target memory domains read by this operation. 508 */ 509 __u32 read_domains; 510 511 /** 512 * Target memory domains written by this operation. 513 * 514 * Note that only one domain may be written by the whole 515 * execbuffer operation, so that where there are conflicts, 516 * the application will get -EINVAL back. 517 */ 518 __u32 write_domain; 519 }; 520 521 /** @{ 522 * Intel memory domains 523 * 524 * Most of these just align with the various caches in 525 * the system and are used to flush and invalidate as 526 * objects end up cached in different domains. 527 */ 528 /** CPU cache */ 529 #define I915_GEM_DOMAIN_CPU 0x00000001 530 /** Render cache, used by 2D and 3D drawing */ 531 #define I915_GEM_DOMAIN_RENDER 0x00000002 532 /** Sampler cache, used by texture engine */ 533 #define I915_GEM_DOMAIN_SAMPLER 0x00000004 534 /** Command queue, used to load batch buffers */ 535 #define I915_GEM_DOMAIN_COMMAND 0x00000008 536 /** Instruction cache, used by shader programs */ 537 #define I915_GEM_DOMAIN_INSTRUCTION 0x00000010 538 /** Vertex address cache */ 539 #define I915_GEM_DOMAIN_VERTEX 0x00000020 540 /** GTT domain - aperture and scanout */ 541 #define I915_GEM_DOMAIN_GTT 0x00000040 542 /** @} */ 543 544 struct drm_i915_gem_exec_object { 545 /** 546 * User's handle for a buffer to be bound into the GTT for this 547 * operation. 548 */ 549 __u32 handle; 550 551 /** Number of relocations to be performed on this buffer */ 552 __u32 relocation_count; 553 /** 554 * Pointer to array of struct drm_i915_gem_relocation_entry containing 555 * the relocations to be performed in this buffer. 556 */ 557 __u64 relocs_ptr; 558 559 /** Required alignment in graphics aperture */ 560 __u64 alignment; 561 562 /** 563 * Returned value of the updated offset of the object, for future 564 * presumed_offset writes. 565 */ 566 __u64 offset; 567 }; 568 569 struct drm_i915_gem_execbuffer { 570 /** 571 * List of buffers to be validated with their relocations to be 572 * performend on them. 573 * 574 * This is a pointer to an array of struct drm_i915_gem_validate_entry. 575 * 576 * These buffers must be listed in an order such that all relocations 577 * a buffer is performing refer to buffers that have already appeared 578 * in the validate list. 579 */ 580 __u64 buffers_ptr; 581 __u32 buffer_count; 582 583 /** Offset in the batchbuffer to start execution from. */ 584 __u32 batch_start_offset; 585 /** Bytes used in batchbuffer from batch_start_offset */ 586 __u32 batch_len; 587 __u32 DR1; 588 __u32 DR4; 589 __u32 num_cliprects; 590 /** This is a struct drm_clip_rect *cliprects */ 591 __u64 cliprects_ptr; 592 }; 593 594 struct drm_i915_gem_exec_object2 { 595 /** 596 * User's handle for a buffer to be bound into the GTT for this 597 * operation. 598 */ 599 __u32 handle; 600 601 /** Number of relocations to be performed on this buffer */ 602 __u32 relocation_count; 603 /** 604 * Pointer to array of struct drm_i915_gem_relocation_entry containing 605 * the relocations to be performed in this buffer. 606 */ 607 __u64 relocs_ptr; 608 609 /** Required alignment in graphics aperture */ 610 __u64 alignment; 611 612 /** 613 * Returned value of the updated offset of the object, for future 614 * presumed_offset writes. 615 */ 616 __u64 offset; 617 618 #define EXEC_OBJECT_NEEDS_FENCE (1<<0) 619 __u64 flags; 620 __u64 rsvd1; 621 __u64 rsvd2; 622 }; 623 624 struct drm_i915_gem_execbuffer2 { 625 /** 626 * List of gem_exec_object2 structs 627 */ 628 __u64 buffers_ptr; 629 __u32 buffer_count; 630 631 /** Offset in the batchbuffer to start execution from. */ 632 __u32 batch_start_offset; 633 /** Bytes used in batchbuffer from batch_start_offset */ 634 __u32 batch_len; 635 __u32 DR1; 636 __u32 DR4; 637 __u32 num_cliprects; 638 /** This is a struct drm_clip_rect *cliprects */ 639 __u64 cliprects_ptr; 640 #define I915_EXEC_RING_MASK (7<<0) 641 #define I915_EXEC_DEFAULT (0<<0) 642 #define I915_EXEC_RENDER (1<<0) 643 #define I915_EXEC_BSD (2<<0) 644 #define I915_EXEC_BLT (3<<0) 645 646 /* Used for switching the constants addressing mode on gen4+ RENDER ring. 647 * Gen6+ only supports relative addressing to dynamic state (default) and 648 * absolute addressing. 649 * 650 * These flags are ignored for the BSD and BLT rings. 651 */ 652 #define I915_EXEC_CONSTANTS_MASK (3<<6) 653 #define I915_EXEC_CONSTANTS_REL_GENERAL (0<<6) /* default */ 654 #define I915_EXEC_CONSTANTS_ABSOLUTE (1<<6) 655 #define I915_EXEC_CONSTANTS_REL_SURFACE (2<<6) /* gen4/5 only */ 656 __u64 flags; 657 __u64 rsvd1; 658 __u64 rsvd2; 659 }; 660 661 /** Resets the SO write offset registers for transform feedback on gen7. */ 662 #define I915_EXEC_GEN7_SOL_RESET (1<<8) 663 664 struct drm_i915_gem_pin { 665 /** Handle of the buffer to be pinned. */ 666 __u32 handle; 667 __u32 pad; 668 669 /** alignment required within the aperture */ 670 __u64 alignment; 671 672 /** Returned GTT offset of the buffer. */ 673 __u64 offset; 674 }; 675 676 struct drm_i915_gem_unpin { 677 /** Handle of the buffer to be unpinned. */ 678 __u32 handle; 679 __u32 pad; 680 }; 681 682 struct drm_i915_gem_busy { 683 /** Handle of the buffer to check for busy */ 684 __u32 handle; 685 686 /** Return busy status (1 if busy, 0 if idle) */ 687 __u32 busy; 688 }; 689 690 #define I915_TILING_NONE 0 691 #define I915_TILING_X 1 692 #define I915_TILING_Y 2 693 694 #define I915_BIT_6_SWIZZLE_NONE 0 695 #define I915_BIT_6_SWIZZLE_9 1 696 #define I915_BIT_6_SWIZZLE_9_10 2 697 #define I915_BIT_6_SWIZZLE_9_11 3 698 #define I915_BIT_6_SWIZZLE_9_10_11 4 699 /* Not seen by userland */ 700 #define I915_BIT_6_SWIZZLE_UNKNOWN 5 701 /* Seen by userland. */ 702 #define I915_BIT_6_SWIZZLE_9_17 6 703 #define I915_BIT_6_SWIZZLE_9_10_17 7 704 705 struct drm_i915_gem_set_tiling { 706 /** Handle of the buffer to have its tiling state updated */ 707 __u32 handle; 708 709 /** 710 * Tiling mode for the object (I915_TILING_NONE, I915_TILING_X, 711 * I915_TILING_Y). 712 * 713 * This value is to be set on request, and will be updated by the 714 * kernel on successful return with the actual chosen tiling layout. 715 * 716 * The tiling mode may be demoted to I915_TILING_NONE when the system 717 * has bit 6 swizzling that can't be managed correctly by GEM. 718 * 719 * Buffer contents become undefined when changing tiling_mode. 720 */ 721 __u32 tiling_mode; 722 723 /** 724 * Stride in bytes for the object when in I915_TILING_X or 725 * I915_TILING_Y. 726 */ 727 __u32 stride; 728 729 /** 730 * Returned address bit 6 swizzling required for CPU access through 731 * mmap mapping. 732 */ 733 __u32 swizzle_mode; 734 }; 735 736 struct drm_i915_gem_get_tiling { 737 /** Handle of the buffer to get tiling state for. */ 738 __u32 handle; 739 740 /** 741 * Current tiling mode for the object (I915_TILING_NONE, I915_TILING_X, 742 * I915_TILING_Y). 743 */ 744 __u32 tiling_mode; 745 746 /** 747 * Returned address bit 6 swizzling required for CPU access through 748 * mmap mapping. 749 */ 750 __u32 swizzle_mode; 751 }; 752 753 struct drm_i915_gem_get_aperture { 754 /** Total size of the aperture used by i915_gem_execbuffer, in bytes */ 755 __u64 aper_size; 756 757 /** 758 * Available space in the aperture used by i915_gem_execbuffer, in 759 * bytes 760 */ 761 __u64 aper_available_size; 762 }; 763 764 struct drm_i915_get_pipe_from_crtc_id { 765 /** ID of CRTC being requested **/ 766 __u32 crtc_id; 767 768 /** pipe of requested CRTC **/ 769 __u32 pipe; 770 }; 771 772 #define I915_MADV_WILLNEED 0 773 #define I915_MADV_DONTNEED 1 774 #define __I915_MADV_PURGED 2 /* internal state */ 775 776 struct drm_i915_gem_madvise { 777 /** Handle of the buffer to change the backing store advice */ 778 __u32 handle; 779 780 /* Advice: either the buffer will be needed again in the near future, 781 * or wont be and could be discarded under memory pressure. 782 */ 783 __u32 madv; 784 785 /** Whether the backing store still exists. */ 786 __u32 retained; 787 }; 788 789 /* flags */ 790 #define I915_OVERLAY_TYPE_MASK 0xff 791 #define I915_OVERLAY_YUV_PLANAR 0x01 792 #define I915_OVERLAY_YUV_PACKED 0x02 793 #define I915_OVERLAY_RGB 0x03 794 795 #define I915_OVERLAY_DEPTH_MASK 0xff00 796 #define I915_OVERLAY_RGB24 0x1000 797 #define I915_OVERLAY_RGB16 0x2000 798 #define I915_OVERLAY_RGB15 0x3000 799 #define I915_OVERLAY_YUV422 0x0100 800 #define I915_OVERLAY_YUV411 0x0200 801 #define I915_OVERLAY_YUV420 0x0300 802 #define I915_OVERLAY_YUV410 0x0400 803 804 #define I915_OVERLAY_SWAP_MASK 0xff0000 805 #define I915_OVERLAY_NO_SWAP 0x000000 806 #define I915_OVERLAY_UV_SWAP 0x010000 807 #define I915_OVERLAY_Y_SWAP 0x020000 808 #define I915_OVERLAY_Y_AND_UV_SWAP 0x030000 809 810 #define I915_OVERLAY_FLAGS_MASK 0xff000000 811 #define I915_OVERLAY_ENABLE 0x01000000 812 813 struct drm_intel_overlay_put_image { 814 /* various flags and src format description */ 815 __u32 flags; 816 /* source picture description */ 817 __u32 bo_handle; 818 /* stride values and offsets are in bytes, buffer relative */ 819 __u16 stride_Y; /* stride for packed formats */ 820 __u16 stride_UV; 821 __u32 offset_Y; /* offset for packet formats */ 822 __u32 offset_U; 823 __u32 offset_V; 824 /* in pixels */ 825 __u16 src_width; 826 __u16 src_height; 827 /* to compensate the scaling factors for partially covered surfaces */ 828 __u16 src_scan_width; 829 __u16 src_scan_height; 830 /* output crtc description */ 831 __u32 crtc_id; 832 __u16 dst_x; 833 __u16 dst_y; 834 __u16 dst_width; 835 __u16 dst_height; 836 }; 837 838 /* flags */ 839 #define I915_OVERLAY_UPDATE_ATTRS (1<<0) 840 #define I915_OVERLAY_UPDATE_GAMMA (1<<1) 841 struct drm_intel_overlay_attrs { 842 __u32 flags; 843 __u32 color_key; 844 __s32 brightness; 845 __u32 contrast; 846 __u32 saturation; 847 __u32 gamma0; 848 __u32 gamma1; 849 __u32 gamma2; 850 __u32 gamma3; 851 __u32 gamma4; 852 __u32 gamma5; 853 }; 854 855 /* 856 * Intel sprite handling 857 * 858 * Color keying works with a min/mask/max tuple. Both source and destination 859 * color keying is allowed. 860 * 861 * Source keying: 862 * Sprite pixels within the min & max values, masked against the color channels 863 * specified in the mask field, will be transparent. All other pixels will 864 * be displayed on top of the primary plane. For RGB surfaces, only the min 865 * and mask fields will be used; ranged compares are not allowed. 866 * 867 * Destination keying: 868 * Primary plane pixels that match the min value, masked against the color 869 * channels specified in the mask field, will be replaced by corresponding 870 * pixels from the sprite plane. 871 * 872 * Note that source & destination keying are exclusive; only one can be 873 * active on a given plane. 874 */ 875 876 #define I915_SET_COLORKEY_NONE (1<<0) /* disable color key matching */ 877 #define I915_SET_COLORKEY_DESTINATION (1<<1) 878 #define I915_SET_COLORKEY_SOURCE (1<<2) 879 struct drm_intel_sprite_colorkey { 880 __u32 plane_id; 881 __u32 min_value; 882 __u32 channel_mask; 883 __u32 max_value; 884 __u32 flags; 885 }; 886 887 #endif /* _I915_DRM_H_ */ 888