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 #define I915_PARAM_HAS_LLC 17 300 301 typedef struct drm_i915_getparam { 302 int param; 303 int __user *value; 304 } drm_i915_getparam_t; 305 306 /* Ioctl to set kernel params: 307 */ 308 #define I915_SETPARAM_USE_MI_BATCHBUFFER_START 1 309 #define I915_SETPARAM_TEX_LRU_LOG_GRANULARITY 2 310 #define I915_SETPARAM_ALLOW_BATCHBUFFER 3 311 #define I915_SETPARAM_NUM_USED_FENCES 4 312 313 typedef struct drm_i915_setparam { 314 int param; 315 int value; 316 } drm_i915_setparam_t; 317 318 /* A memory manager for regions of shared memory: 319 */ 320 #define I915_MEM_REGION_AGP 1 321 322 typedef struct drm_i915_mem_alloc { 323 int region; 324 int alignment; 325 int size; 326 int __user *region_offset; /* offset from start of fb or agp */ 327 } drm_i915_mem_alloc_t; 328 329 typedef struct drm_i915_mem_free { 330 int region; 331 int region_offset; 332 } drm_i915_mem_free_t; 333 334 typedef struct drm_i915_mem_init_heap { 335 int region; 336 int size; 337 int start; 338 } drm_i915_mem_init_heap_t; 339 340 /* Allow memory manager to be torn down and re-initialized (eg on 341 * rotate): 342 */ 343 typedef struct drm_i915_mem_destroy_heap { 344 int region; 345 } drm_i915_mem_destroy_heap_t; 346 347 /* Allow X server to configure which pipes to monitor for vblank signals 348 */ 349 #define DRM_I915_VBLANK_PIPE_A 1 350 #define DRM_I915_VBLANK_PIPE_B 2 351 352 typedef struct drm_i915_vblank_pipe { 353 int pipe; 354 } drm_i915_vblank_pipe_t; 355 356 /* Schedule buffer swap at given vertical blank: 357 */ 358 typedef struct drm_i915_vblank_swap { 359 drm_drawable_t drawable; 360 enum drm_vblank_seq_type seqtype; 361 unsigned int sequence; 362 } drm_i915_vblank_swap_t; 363 364 typedef struct drm_i915_hws_addr { 365 __u64 addr; 366 } drm_i915_hws_addr_t; 367 368 struct drm_i915_gem_init { 369 /** 370 * Beginning offset in the GTT to be managed by the DRM memory 371 * manager. 372 */ 373 __u64 gtt_start; 374 /** 375 * Ending offset in the GTT to be managed by the DRM memory 376 * manager. 377 */ 378 __u64 gtt_end; 379 }; 380 381 struct drm_i915_gem_create { 382 /** 383 * Requested size for the object. 384 * 385 * The (page-aligned) allocated size for the object will be returned. 386 */ 387 __u64 size; 388 /** 389 * Returned handle for the object. 390 * 391 * Object handles are nonzero. 392 */ 393 __u32 handle; 394 __u32 pad; 395 }; 396 397 struct drm_i915_gem_pread { 398 /** Handle for the object being read. */ 399 __u32 handle; 400 __u32 pad; 401 /** Offset into the object to read from */ 402 __u64 offset; 403 /** Length of data to read */ 404 __u64 size; 405 /** 406 * Pointer to write the data into. 407 * 408 * This is a fixed-size type for 32/64 compatibility. 409 */ 410 __u64 data_ptr; 411 }; 412 413 struct drm_i915_gem_pwrite { 414 /** Handle for the object being written to. */ 415 __u32 handle; 416 __u32 pad; 417 /** Offset into the object to write to */ 418 __u64 offset; 419 /** Length of data to write */ 420 __u64 size; 421 /** 422 * Pointer to read the data from. 423 * 424 * This is a fixed-size type for 32/64 compatibility. 425 */ 426 __u64 data_ptr; 427 }; 428 429 struct drm_i915_gem_mmap { 430 /** Handle for the object being mapped. */ 431 __u32 handle; 432 __u32 pad; 433 /** Offset in the object to map. */ 434 __u64 offset; 435 /** 436 * Length of data to map. 437 * 438 * The value will be page-aligned. 439 */ 440 __u64 size; 441 /** 442 * Returned pointer the data was mapped at. 443 * 444 * This is a fixed-size type for 32/64 compatibility. 445 */ 446 __u64 addr_ptr; 447 }; 448 449 struct drm_i915_gem_mmap_gtt { 450 /** Handle for the object being mapped. */ 451 __u32 handle; 452 __u32 pad; 453 /** 454 * Fake offset to use for subsequent mmap call 455 * 456 * This is a fixed-size type for 32/64 compatibility. 457 */ 458 __u64 offset; 459 }; 460 461 struct drm_i915_gem_set_domain { 462 /** Handle for the object */ 463 __u32 handle; 464 465 /** New read domains */ 466 __u32 read_domains; 467 468 /** New write domain */ 469 __u32 write_domain; 470 }; 471 472 struct drm_i915_gem_sw_finish { 473 /** Handle for the object */ 474 __u32 handle; 475 }; 476 477 struct drm_i915_gem_relocation_entry { 478 /** 479 * Handle of the buffer being pointed to by this relocation entry. 480 * 481 * It's appealing to make this be an index into the mm_validate_entry 482 * list to refer to the buffer, but this allows the driver to create 483 * a relocation list for state buffers and not re-write it per 484 * exec using the buffer. 485 */ 486 __u32 target_handle; 487 488 /** 489 * Value to be added to the offset of the target buffer to make up 490 * the relocation entry. 491 */ 492 __u32 delta; 493 494 /** Offset in the buffer the relocation entry will be written into */ 495 __u64 offset; 496 497 /** 498 * Offset value of the target buffer that the relocation entry was last 499 * written as. 500 * 501 * If the buffer has the same offset as last time, we can skip syncing 502 * and writing the relocation. This value is written back out by 503 * the execbuffer ioctl when the relocation is written. 504 */ 505 __u64 presumed_offset; 506 507 /** 508 * Target memory domains read by this operation. 509 */ 510 __u32 read_domains; 511 512 /** 513 * Target memory domains written by this operation. 514 * 515 * Note that only one domain may be written by the whole 516 * execbuffer operation, so that where there are conflicts, 517 * the application will get -EINVAL back. 518 */ 519 __u32 write_domain; 520 }; 521 522 /** @{ 523 * Intel memory domains 524 * 525 * Most of these just align with the various caches in 526 * the system and are used to flush and invalidate as 527 * objects end up cached in different domains. 528 */ 529 /** CPU cache */ 530 #define I915_GEM_DOMAIN_CPU 0x00000001 531 /** Render cache, used by 2D and 3D drawing */ 532 #define I915_GEM_DOMAIN_RENDER 0x00000002 533 /** Sampler cache, used by texture engine */ 534 #define I915_GEM_DOMAIN_SAMPLER 0x00000004 535 /** Command queue, used to load batch buffers */ 536 #define I915_GEM_DOMAIN_COMMAND 0x00000008 537 /** Instruction cache, used by shader programs */ 538 #define I915_GEM_DOMAIN_INSTRUCTION 0x00000010 539 /** Vertex address cache */ 540 #define I915_GEM_DOMAIN_VERTEX 0x00000020 541 /** GTT domain - aperture and scanout */ 542 #define I915_GEM_DOMAIN_GTT 0x00000040 543 /** @} */ 544 545 struct drm_i915_gem_exec_object { 546 /** 547 * User's handle for a buffer to be bound into the GTT for this 548 * operation. 549 */ 550 __u32 handle; 551 552 /** Number of relocations to be performed on this buffer */ 553 __u32 relocation_count; 554 /** 555 * Pointer to array of struct drm_i915_gem_relocation_entry containing 556 * the relocations to be performed in this buffer. 557 */ 558 __u64 relocs_ptr; 559 560 /** Required alignment in graphics aperture */ 561 __u64 alignment; 562 563 /** 564 * Returned value of the updated offset of the object, for future 565 * presumed_offset writes. 566 */ 567 __u64 offset; 568 }; 569 570 struct drm_i915_gem_execbuffer { 571 /** 572 * List of buffers to be validated with their relocations to be 573 * performend on them. 574 * 575 * This is a pointer to an array of struct drm_i915_gem_validate_entry. 576 * 577 * These buffers must be listed in an order such that all relocations 578 * a buffer is performing refer to buffers that have already appeared 579 * in the validate list. 580 */ 581 __u64 buffers_ptr; 582 __u32 buffer_count; 583 584 /** Offset in the batchbuffer to start execution from. */ 585 __u32 batch_start_offset; 586 /** Bytes used in batchbuffer from batch_start_offset */ 587 __u32 batch_len; 588 __u32 DR1; 589 __u32 DR4; 590 __u32 num_cliprects; 591 /** This is a struct drm_clip_rect *cliprects */ 592 __u64 cliprects_ptr; 593 }; 594 595 struct drm_i915_gem_exec_object2 { 596 /** 597 * User's handle for a buffer to be bound into the GTT for this 598 * operation. 599 */ 600 __u32 handle; 601 602 /** Number of relocations to be performed on this buffer */ 603 __u32 relocation_count; 604 /** 605 * Pointer to array of struct drm_i915_gem_relocation_entry containing 606 * the relocations to be performed in this buffer. 607 */ 608 __u64 relocs_ptr; 609 610 /** Required alignment in graphics aperture */ 611 __u64 alignment; 612 613 /** 614 * Returned value of the updated offset of the object, for future 615 * presumed_offset writes. 616 */ 617 __u64 offset; 618 619 #define EXEC_OBJECT_NEEDS_FENCE (1<<0) 620 __u64 flags; 621 __u64 rsvd1; 622 __u64 rsvd2; 623 }; 624 625 struct drm_i915_gem_execbuffer2 { 626 /** 627 * List of gem_exec_object2 structs 628 */ 629 __u64 buffers_ptr; 630 __u32 buffer_count; 631 632 /** Offset in the batchbuffer to start execution from. */ 633 __u32 batch_start_offset; 634 /** Bytes used in batchbuffer from batch_start_offset */ 635 __u32 batch_len; 636 __u32 DR1; 637 __u32 DR4; 638 __u32 num_cliprects; 639 /** This is a struct drm_clip_rect *cliprects */ 640 __u64 cliprects_ptr; 641 #define I915_EXEC_RING_MASK (7<<0) 642 #define I915_EXEC_DEFAULT (0<<0) 643 #define I915_EXEC_RENDER (1<<0) 644 #define I915_EXEC_BSD (2<<0) 645 #define I915_EXEC_BLT (3<<0) 646 647 /* Used for switching the constants addressing mode on gen4+ RENDER ring. 648 * Gen6+ only supports relative addressing to dynamic state (default) and 649 * absolute addressing. 650 * 651 * These flags are ignored for the BSD and BLT rings. 652 */ 653 #define I915_EXEC_CONSTANTS_MASK (3<<6) 654 #define I915_EXEC_CONSTANTS_REL_GENERAL (0<<6) /* default */ 655 #define I915_EXEC_CONSTANTS_ABSOLUTE (1<<6) 656 #define I915_EXEC_CONSTANTS_REL_SURFACE (2<<6) /* gen4/5 only */ 657 __u64 flags; 658 __u64 rsvd1; 659 __u64 rsvd2; 660 }; 661 662 /** Resets the SO write offset registers for transform feedback on gen7. */ 663 #define I915_EXEC_GEN7_SOL_RESET (1<<8) 664 665 struct drm_i915_gem_pin { 666 /** Handle of the buffer to be pinned. */ 667 __u32 handle; 668 __u32 pad; 669 670 /** alignment required within the aperture */ 671 __u64 alignment; 672 673 /** Returned GTT offset of the buffer. */ 674 __u64 offset; 675 }; 676 677 struct drm_i915_gem_unpin { 678 /** Handle of the buffer to be unpinned. */ 679 __u32 handle; 680 __u32 pad; 681 }; 682 683 struct drm_i915_gem_busy { 684 /** Handle of the buffer to check for busy */ 685 __u32 handle; 686 687 /** Return busy status (1 if busy, 0 if idle) */ 688 __u32 busy; 689 }; 690 691 #define I915_TILING_NONE 0 692 #define I915_TILING_X 1 693 #define I915_TILING_Y 2 694 695 #define I915_BIT_6_SWIZZLE_NONE 0 696 #define I915_BIT_6_SWIZZLE_9 1 697 #define I915_BIT_6_SWIZZLE_9_10 2 698 #define I915_BIT_6_SWIZZLE_9_11 3 699 #define I915_BIT_6_SWIZZLE_9_10_11 4 700 /* Not seen by userland */ 701 #define I915_BIT_6_SWIZZLE_UNKNOWN 5 702 /* Seen by userland. */ 703 #define I915_BIT_6_SWIZZLE_9_17 6 704 #define I915_BIT_6_SWIZZLE_9_10_17 7 705 706 struct drm_i915_gem_set_tiling { 707 /** Handle of the buffer to have its tiling state updated */ 708 __u32 handle; 709 710 /** 711 * Tiling mode for the object (I915_TILING_NONE, I915_TILING_X, 712 * I915_TILING_Y). 713 * 714 * This value is to be set on request, and will be updated by the 715 * kernel on successful return with the actual chosen tiling layout. 716 * 717 * The tiling mode may be demoted to I915_TILING_NONE when the system 718 * has bit 6 swizzling that can't be managed correctly by GEM. 719 * 720 * Buffer contents become undefined when changing tiling_mode. 721 */ 722 __u32 tiling_mode; 723 724 /** 725 * Stride in bytes for the object when in I915_TILING_X or 726 * I915_TILING_Y. 727 */ 728 __u32 stride; 729 730 /** 731 * Returned address bit 6 swizzling required for CPU access through 732 * mmap mapping. 733 */ 734 __u32 swizzle_mode; 735 }; 736 737 struct drm_i915_gem_get_tiling { 738 /** Handle of the buffer to get tiling state for. */ 739 __u32 handle; 740 741 /** 742 * Current tiling mode for the object (I915_TILING_NONE, I915_TILING_X, 743 * I915_TILING_Y). 744 */ 745 __u32 tiling_mode; 746 747 /** 748 * Returned address bit 6 swizzling required for CPU access through 749 * mmap mapping. 750 */ 751 __u32 swizzle_mode; 752 }; 753 754 struct drm_i915_gem_get_aperture { 755 /** Total size of the aperture used by i915_gem_execbuffer, in bytes */ 756 __u64 aper_size; 757 758 /** 759 * Available space in the aperture used by i915_gem_execbuffer, in 760 * bytes 761 */ 762 __u64 aper_available_size; 763 }; 764 765 struct drm_i915_get_pipe_from_crtc_id { 766 /** ID of CRTC being requested **/ 767 __u32 crtc_id; 768 769 /** pipe of requested CRTC **/ 770 __u32 pipe; 771 }; 772 773 #define I915_MADV_WILLNEED 0 774 #define I915_MADV_DONTNEED 1 775 #define __I915_MADV_PURGED 2 /* internal state */ 776 777 struct drm_i915_gem_madvise { 778 /** Handle of the buffer to change the backing store advice */ 779 __u32 handle; 780 781 /* Advice: either the buffer will be needed again in the near future, 782 * or wont be and could be discarded under memory pressure. 783 */ 784 __u32 madv; 785 786 /** Whether the backing store still exists. */ 787 __u32 retained; 788 }; 789 790 /* flags */ 791 #define I915_OVERLAY_TYPE_MASK 0xff 792 #define I915_OVERLAY_YUV_PLANAR 0x01 793 #define I915_OVERLAY_YUV_PACKED 0x02 794 #define I915_OVERLAY_RGB 0x03 795 796 #define I915_OVERLAY_DEPTH_MASK 0xff00 797 #define I915_OVERLAY_RGB24 0x1000 798 #define I915_OVERLAY_RGB16 0x2000 799 #define I915_OVERLAY_RGB15 0x3000 800 #define I915_OVERLAY_YUV422 0x0100 801 #define I915_OVERLAY_YUV411 0x0200 802 #define I915_OVERLAY_YUV420 0x0300 803 #define I915_OVERLAY_YUV410 0x0400 804 805 #define I915_OVERLAY_SWAP_MASK 0xff0000 806 #define I915_OVERLAY_NO_SWAP 0x000000 807 #define I915_OVERLAY_UV_SWAP 0x010000 808 #define I915_OVERLAY_Y_SWAP 0x020000 809 #define I915_OVERLAY_Y_AND_UV_SWAP 0x030000 810 811 #define I915_OVERLAY_FLAGS_MASK 0xff000000 812 #define I915_OVERLAY_ENABLE 0x01000000 813 814 struct drm_intel_overlay_put_image { 815 /* various flags and src format description */ 816 __u32 flags; 817 /* source picture description */ 818 __u32 bo_handle; 819 /* stride values and offsets are in bytes, buffer relative */ 820 __u16 stride_Y; /* stride for packed formats */ 821 __u16 stride_UV; 822 __u32 offset_Y; /* offset for packet formats */ 823 __u32 offset_U; 824 __u32 offset_V; 825 /* in pixels */ 826 __u16 src_width; 827 __u16 src_height; 828 /* to compensate the scaling factors for partially covered surfaces */ 829 __u16 src_scan_width; 830 __u16 src_scan_height; 831 /* output crtc description */ 832 __u32 crtc_id; 833 __u16 dst_x; 834 __u16 dst_y; 835 __u16 dst_width; 836 __u16 dst_height; 837 }; 838 839 /* flags */ 840 #define I915_OVERLAY_UPDATE_ATTRS (1<<0) 841 #define I915_OVERLAY_UPDATE_GAMMA (1<<1) 842 struct drm_intel_overlay_attrs { 843 __u32 flags; 844 __u32 color_key; 845 __s32 brightness; 846 __u32 contrast; 847 __u32 saturation; 848 __u32 gamma0; 849 __u32 gamma1; 850 __u32 gamma2; 851 __u32 gamma3; 852 __u32 gamma4; 853 __u32 gamma5; 854 }; 855 856 /* 857 * Intel sprite handling 858 * 859 * Color keying works with a min/mask/max tuple. Both source and destination 860 * color keying is allowed. 861 * 862 * Source keying: 863 * Sprite pixels within the min & max values, masked against the color channels 864 * specified in the mask field, will be transparent. All other pixels will 865 * be displayed on top of the primary plane. For RGB surfaces, only the min 866 * and mask fields will be used; ranged compares are not allowed. 867 * 868 * Destination keying: 869 * Primary plane pixels that match the min value, masked against the color 870 * channels specified in the mask field, will be replaced by corresponding 871 * pixels from the sprite plane. 872 * 873 * Note that source & destination keying are exclusive; only one can be 874 * active on a given plane. 875 */ 876 877 #define I915_SET_COLORKEY_NONE (1<<0) /* disable color key matching */ 878 #define I915_SET_COLORKEY_DESTINATION (1<<1) 879 #define I915_SET_COLORKEY_SOURCE (1<<2) 880 struct drm_intel_sprite_colorkey { 881 __u32 plane_id; 882 __u32 min_value; 883 __u32 channel_mask; 884 __u32 max_value; 885 __u32 flags; 886 }; 887 888 #endif /* _I915_DRM_H_ */ 889