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 #define DRM_I915_GEM_WAIT 0x2c 204 #define DRM_I915_GEM_CONTEXT_CREATE 0x2d 205 #define DRM_I915_GEM_CONTEXT_DESTROY 0x2e 206 207 #define DRM_IOCTL_I915_INIT DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT, drm_i915_init_t) 208 #define DRM_IOCTL_I915_FLUSH DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLUSH) 209 #define DRM_IOCTL_I915_FLIP DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLIP) 210 #define DRM_IOCTL_I915_BATCHBUFFER DRM_IOW( DRM_COMMAND_BASE + DRM_I915_BATCHBUFFER, drm_i915_batchbuffer_t) 211 #define DRM_IOCTL_I915_IRQ_EMIT DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_IRQ_EMIT, drm_i915_irq_emit_t) 212 #define DRM_IOCTL_I915_IRQ_WAIT DRM_IOW( DRM_COMMAND_BASE + DRM_I915_IRQ_WAIT, drm_i915_irq_wait_t) 213 #define DRM_IOCTL_I915_GETPARAM DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GETPARAM, drm_i915_getparam_t) 214 #define DRM_IOCTL_I915_SETPARAM DRM_IOW( DRM_COMMAND_BASE + DRM_I915_SETPARAM, drm_i915_setparam_t) 215 #define DRM_IOCTL_I915_ALLOC DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_ALLOC, drm_i915_mem_alloc_t) 216 #define DRM_IOCTL_I915_FREE DRM_IOW( DRM_COMMAND_BASE + DRM_I915_FREE, drm_i915_mem_free_t) 217 #define DRM_IOCTL_I915_INIT_HEAP DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT_HEAP, drm_i915_mem_init_heap_t) 218 #define DRM_IOCTL_I915_CMDBUFFER DRM_IOW( DRM_COMMAND_BASE + DRM_I915_CMDBUFFER, drm_i915_cmdbuffer_t) 219 #define DRM_IOCTL_I915_DESTROY_HEAP DRM_IOW( DRM_COMMAND_BASE + DRM_I915_DESTROY_HEAP, drm_i915_mem_destroy_heap_t) 220 #define DRM_IOCTL_I915_SET_VBLANK_PIPE DRM_IOW( DRM_COMMAND_BASE + DRM_I915_SET_VBLANK_PIPE, drm_i915_vblank_pipe_t) 221 #define DRM_IOCTL_I915_GET_VBLANK_PIPE DRM_IOR( DRM_COMMAND_BASE + DRM_I915_GET_VBLANK_PIPE, drm_i915_vblank_pipe_t) 222 #define DRM_IOCTL_I915_VBLANK_SWAP DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_VBLANK_SWAP, drm_i915_vblank_swap_t) 223 #define DRM_IOCTL_I915_HWS_ADDR DRM_IOW(DRM_COMMAND_BASE + DRM_I915_HWS_ADDR, struct drm_i915_gem_init) 224 #define DRM_IOCTL_I915_GEM_INIT DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_INIT, struct drm_i915_gem_init) 225 #define DRM_IOCTL_I915_GEM_EXECBUFFER DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_EXECBUFFER, struct drm_i915_gem_execbuffer) 226 #define DRM_IOCTL_I915_GEM_EXECBUFFER2 DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_EXECBUFFER2, struct drm_i915_gem_execbuffer2) 227 #define DRM_IOCTL_I915_GEM_PIN DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_PIN, struct drm_i915_gem_pin) 228 #define DRM_IOCTL_I915_GEM_UNPIN DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_UNPIN, struct drm_i915_gem_unpin) 229 #define DRM_IOCTL_I915_GEM_BUSY DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_BUSY, struct drm_i915_gem_busy) 230 #define DRM_IOCTL_I915_GEM_THROTTLE DRM_IO ( DRM_COMMAND_BASE + DRM_I915_GEM_THROTTLE) 231 #define DRM_IOCTL_I915_GEM_ENTERVT DRM_IO(DRM_COMMAND_BASE + DRM_I915_GEM_ENTERVT) 232 #define DRM_IOCTL_I915_GEM_LEAVEVT DRM_IO(DRM_COMMAND_BASE + DRM_I915_GEM_LEAVEVT) 233 #define DRM_IOCTL_I915_GEM_CREATE DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_CREATE, struct drm_i915_gem_create) 234 #define DRM_IOCTL_I915_GEM_PREAD DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_PREAD, struct drm_i915_gem_pread) 235 #define DRM_IOCTL_I915_GEM_PWRITE DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_PWRITE, struct drm_i915_gem_pwrite) 236 #define DRM_IOCTL_I915_GEM_MMAP DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MMAP, struct drm_i915_gem_mmap) 237 #define DRM_IOCTL_I915_GEM_MMAP_GTT DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MMAP_GTT, struct drm_i915_gem_mmap_gtt) 238 #define DRM_IOCTL_I915_GEM_SET_DOMAIN DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_SET_DOMAIN, struct drm_i915_gem_set_domain) 239 #define DRM_IOCTL_I915_GEM_SW_FINISH DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_SW_FINISH, struct drm_i915_gem_sw_finish) 240 #define DRM_IOCTL_I915_GEM_SET_TILING DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_SET_TILING, struct drm_i915_gem_set_tiling) 241 #define DRM_IOCTL_I915_GEM_GET_TILING DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_GET_TILING, struct drm_i915_gem_get_tiling) 242 #define DRM_IOCTL_I915_GEM_GET_APERTURE DRM_IOR (DRM_COMMAND_BASE + DRM_I915_GEM_GET_APERTURE, struct drm_i915_gem_get_aperture) 243 #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) 244 #define DRM_IOCTL_I915_GEM_MADVISE DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MADVISE, struct drm_i915_gem_madvise) 245 #define DRM_IOCTL_I915_OVERLAY_PUT_IMAGE DRM_IOW(DRM_COMMAND_BASE + DRM_I915_OVERLAY_PUT_IMAGE, struct drm_intel_overlay_put_image) 246 #define DRM_IOCTL_I915_OVERLAY_ATTRS DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_OVERLAY_ATTRS, struct drm_intel_overlay_attrs) 247 #define DRM_IOCTL_I915_SET_SPRITE_COLORKEY DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_SET_SPRITE_COLORKEY, struct drm_intel_sprite_colorkey) 248 #define DRM_IOCTL_I915_GET_SPRITE_COLORKEY DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_SET_SPRITE_COLORKEY, struct drm_intel_sprite_colorkey) 249 #define DRM_IOCTL_I915_GEM_WAIT DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_WAIT, struct drm_i915_gem_wait) 250 #define DRM_IOCTL_I915_GEM_CONTEXT_CREATE DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_CONTEXT_CREATE, struct drm_i915_gem_context_create) 251 #define DRM_IOCTL_I915_GEM_CONTEXT_DESTROY DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_CONTEXT_DESTROY, struct drm_i915_gem_context_destroy) 252 253 /* Allow drivers to submit batchbuffers directly to hardware, relying 254 * on the security mechanisms provided by hardware. 255 */ 256 typedef struct drm_i915_batchbuffer { 257 int start; /* agp offset */ 258 int used; /* nr bytes in use */ 259 int DR1; /* hw flags for GFX_OP_DRAWRECT_INFO */ 260 int DR4; /* window origin for GFX_OP_DRAWRECT_INFO */ 261 int num_cliprects; /* mulitpass with multiple cliprects? */ 262 struct drm_clip_rect __user *cliprects; /* pointer to userspace cliprects */ 263 } drm_i915_batchbuffer_t; 264 265 /* As above, but pass a pointer to userspace buffer which can be 266 * validated by the kernel prior to sending to hardware. 267 */ 268 typedef struct _drm_i915_cmdbuffer { 269 char __user *buf; /* pointer to userspace command buffer */ 270 int sz; /* nr bytes in buf */ 271 int DR1; /* hw flags for GFX_OP_DRAWRECT_INFO */ 272 int DR4; /* window origin for GFX_OP_DRAWRECT_INFO */ 273 int num_cliprects; /* mulitpass with multiple cliprects? */ 274 struct drm_clip_rect __user *cliprects; /* pointer to userspace cliprects */ 275 } drm_i915_cmdbuffer_t; 276 277 /* Userspace can request & wait on irq's: 278 */ 279 typedef struct drm_i915_irq_emit { 280 int __user *irq_seq; 281 } drm_i915_irq_emit_t; 282 283 typedef struct drm_i915_irq_wait { 284 int irq_seq; 285 } drm_i915_irq_wait_t; 286 287 /* Ioctl to query kernel params: 288 */ 289 #define I915_PARAM_IRQ_ACTIVE 1 290 #define I915_PARAM_ALLOW_BATCHBUFFER 2 291 #define I915_PARAM_LAST_DISPATCH 3 292 #define I915_PARAM_CHIPSET_ID 4 293 #define I915_PARAM_HAS_GEM 5 294 #define I915_PARAM_NUM_FENCES_AVAIL 6 295 #define I915_PARAM_HAS_OVERLAY 7 296 #define I915_PARAM_HAS_PAGEFLIPPING 8 297 #define I915_PARAM_HAS_EXECBUF2 9 298 #define I915_PARAM_HAS_BSD 10 299 #define I915_PARAM_HAS_BLT 11 300 #define I915_PARAM_HAS_RELAXED_FENCING 12 301 #define I915_PARAM_HAS_COHERENT_RINGS 13 302 #define I915_PARAM_HAS_EXEC_CONSTANTS 14 303 #define I915_PARAM_HAS_RELAXED_DELTA 15 304 #define I915_PARAM_HAS_GEN7_SOL_RESET 16 305 #define I915_PARAM_HAS_LLC 17 306 #define I915_PARAM_HAS_ALIASING_PPGTT 18 307 #define I915_PARAM_HAS_WAIT_TIMEOUT 19 308 309 typedef struct drm_i915_getparam { 310 int param; 311 int __user *value; 312 } drm_i915_getparam_t; 313 314 /* Ioctl to set kernel params: 315 */ 316 #define I915_SETPARAM_USE_MI_BATCHBUFFER_START 1 317 #define I915_SETPARAM_TEX_LRU_LOG_GRANULARITY 2 318 #define I915_SETPARAM_ALLOW_BATCHBUFFER 3 319 #define I915_SETPARAM_NUM_USED_FENCES 4 320 321 typedef struct drm_i915_setparam { 322 int param; 323 int value; 324 } drm_i915_setparam_t; 325 326 /* A memory manager for regions of shared memory: 327 */ 328 #define I915_MEM_REGION_AGP 1 329 330 typedef struct drm_i915_mem_alloc { 331 int region; 332 int alignment; 333 int size; 334 int __user *region_offset; /* offset from start of fb or agp */ 335 } drm_i915_mem_alloc_t; 336 337 typedef struct drm_i915_mem_free { 338 int region; 339 int region_offset; 340 } drm_i915_mem_free_t; 341 342 typedef struct drm_i915_mem_init_heap { 343 int region; 344 int size; 345 int start; 346 } drm_i915_mem_init_heap_t; 347 348 /* Allow memory manager to be torn down and re-initialized (eg on 349 * rotate): 350 */ 351 typedef struct drm_i915_mem_destroy_heap { 352 int region; 353 } drm_i915_mem_destroy_heap_t; 354 355 /* Allow X server to configure which pipes to monitor for vblank signals 356 */ 357 #define DRM_I915_VBLANK_PIPE_A 1 358 #define DRM_I915_VBLANK_PIPE_B 2 359 360 typedef struct drm_i915_vblank_pipe { 361 int pipe; 362 } drm_i915_vblank_pipe_t; 363 364 /* Schedule buffer swap at given vertical blank: 365 */ 366 typedef struct drm_i915_vblank_swap { 367 drm_drawable_t drawable; 368 enum drm_vblank_seq_type seqtype; 369 unsigned int sequence; 370 } drm_i915_vblank_swap_t; 371 372 typedef struct drm_i915_hws_addr { 373 __u64 addr; 374 } drm_i915_hws_addr_t; 375 376 struct drm_i915_gem_init { 377 /** 378 * Beginning offset in the GTT to be managed by the DRM memory 379 * manager. 380 */ 381 __u64 gtt_start; 382 /** 383 * Ending offset in the GTT to be managed by the DRM memory 384 * manager. 385 */ 386 __u64 gtt_end; 387 }; 388 389 struct drm_i915_gem_create { 390 /** 391 * Requested size for the object. 392 * 393 * The (page-aligned) allocated size for the object will be returned. 394 */ 395 __u64 size; 396 /** 397 * Returned handle for the object. 398 * 399 * Object handles are nonzero. 400 */ 401 __u32 handle; 402 __u32 pad; 403 }; 404 405 struct drm_i915_gem_pread { 406 /** Handle for the object being read. */ 407 __u32 handle; 408 __u32 pad; 409 /** Offset into the object to read from */ 410 __u64 offset; 411 /** Length of data to read */ 412 __u64 size; 413 /** 414 * Pointer to write the data into. 415 * 416 * This is a fixed-size type for 32/64 compatibility. 417 */ 418 __u64 data_ptr; 419 }; 420 421 struct drm_i915_gem_pwrite { 422 /** Handle for the object being written to. */ 423 __u32 handle; 424 __u32 pad; 425 /** Offset into the object to write to */ 426 __u64 offset; 427 /** Length of data to write */ 428 __u64 size; 429 /** 430 * Pointer to read the data from. 431 * 432 * This is a fixed-size type for 32/64 compatibility. 433 */ 434 __u64 data_ptr; 435 }; 436 437 struct drm_i915_gem_mmap { 438 /** Handle for the object being mapped. */ 439 __u32 handle; 440 __u32 pad; 441 /** Offset in the object to map. */ 442 __u64 offset; 443 /** 444 * Length of data to map. 445 * 446 * The value will be page-aligned. 447 */ 448 __u64 size; 449 /** 450 * Returned pointer the data was mapped at. 451 * 452 * This is a fixed-size type for 32/64 compatibility. 453 */ 454 __u64 addr_ptr; 455 }; 456 457 struct drm_i915_gem_mmap_gtt { 458 /** Handle for the object being mapped. */ 459 __u32 handle; 460 __u32 pad; 461 /** 462 * Fake offset to use for subsequent mmap call 463 * 464 * This is a fixed-size type for 32/64 compatibility. 465 */ 466 __u64 offset; 467 }; 468 469 struct drm_i915_gem_set_domain { 470 /** Handle for the object */ 471 __u32 handle; 472 473 /** New read domains */ 474 __u32 read_domains; 475 476 /** New write domain */ 477 __u32 write_domain; 478 }; 479 480 struct drm_i915_gem_sw_finish { 481 /** Handle for the object */ 482 __u32 handle; 483 }; 484 485 struct drm_i915_gem_relocation_entry { 486 /** 487 * Handle of the buffer being pointed to by this relocation entry. 488 * 489 * It's appealing to make this be an index into the mm_validate_entry 490 * list to refer to the buffer, but this allows the driver to create 491 * a relocation list for state buffers and not re-write it per 492 * exec using the buffer. 493 */ 494 __u32 target_handle; 495 496 /** 497 * Value to be added to the offset of the target buffer to make up 498 * the relocation entry. 499 */ 500 __u32 delta; 501 502 /** Offset in the buffer the relocation entry will be written into */ 503 __u64 offset; 504 505 /** 506 * Offset value of the target buffer that the relocation entry was last 507 * written as. 508 * 509 * If the buffer has the same offset as last time, we can skip syncing 510 * and writing the relocation. This value is written back out by 511 * the execbuffer ioctl when the relocation is written. 512 */ 513 __u64 presumed_offset; 514 515 /** 516 * Target memory domains read by this operation. 517 */ 518 __u32 read_domains; 519 520 /** 521 * Target memory domains written by this operation. 522 * 523 * Note that only one domain may be written by the whole 524 * execbuffer operation, so that where there are conflicts, 525 * the application will get -EINVAL back. 526 */ 527 __u32 write_domain; 528 }; 529 530 /** @{ 531 * Intel memory domains 532 * 533 * Most of these just align with the various caches in 534 * the system and are used to flush and invalidate as 535 * objects end up cached in different domains. 536 */ 537 /** CPU cache */ 538 #define I915_GEM_DOMAIN_CPU 0x00000001 539 /** Render cache, used by 2D and 3D drawing */ 540 #define I915_GEM_DOMAIN_RENDER 0x00000002 541 /** Sampler cache, used by texture engine */ 542 #define I915_GEM_DOMAIN_SAMPLER 0x00000004 543 /** Command queue, used to load batch buffers */ 544 #define I915_GEM_DOMAIN_COMMAND 0x00000008 545 /** Instruction cache, used by shader programs */ 546 #define I915_GEM_DOMAIN_INSTRUCTION 0x00000010 547 /** Vertex address cache */ 548 #define I915_GEM_DOMAIN_VERTEX 0x00000020 549 /** GTT domain - aperture and scanout */ 550 #define I915_GEM_DOMAIN_GTT 0x00000040 551 /** @} */ 552 553 struct drm_i915_gem_exec_object { 554 /** 555 * User's handle for a buffer to be bound into the GTT for this 556 * operation. 557 */ 558 __u32 handle; 559 560 /** Number of relocations to be performed on this buffer */ 561 __u32 relocation_count; 562 /** 563 * Pointer to array of struct drm_i915_gem_relocation_entry containing 564 * the relocations to be performed in this buffer. 565 */ 566 __u64 relocs_ptr; 567 568 /** Required alignment in graphics aperture */ 569 __u64 alignment; 570 571 /** 572 * Returned value of the updated offset of the object, for future 573 * presumed_offset writes. 574 */ 575 __u64 offset; 576 }; 577 578 struct drm_i915_gem_execbuffer { 579 /** 580 * List of buffers to be validated with their relocations to be 581 * performend on them. 582 * 583 * This is a pointer to an array of struct drm_i915_gem_validate_entry. 584 * 585 * These buffers must be listed in an order such that all relocations 586 * a buffer is performing refer to buffers that have already appeared 587 * in the validate list. 588 */ 589 __u64 buffers_ptr; 590 __u32 buffer_count; 591 592 /** Offset in the batchbuffer to start execution from. */ 593 __u32 batch_start_offset; 594 /** Bytes used in batchbuffer from batch_start_offset */ 595 __u32 batch_len; 596 __u32 DR1; 597 __u32 DR4; 598 __u32 num_cliprects; 599 /** This is a struct drm_clip_rect *cliprects */ 600 __u64 cliprects_ptr; 601 }; 602 603 struct drm_i915_gem_exec_object2 { 604 /** 605 * User's handle for a buffer to be bound into the GTT for this 606 * operation. 607 */ 608 __u32 handle; 609 610 /** Number of relocations to be performed on this buffer */ 611 __u32 relocation_count; 612 /** 613 * Pointer to array of struct drm_i915_gem_relocation_entry containing 614 * the relocations to be performed in this buffer. 615 */ 616 __u64 relocs_ptr; 617 618 /** Required alignment in graphics aperture */ 619 __u64 alignment; 620 621 /** 622 * Returned value of the updated offset of the object, for future 623 * presumed_offset writes. 624 */ 625 __u64 offset; 626 627 #define EXEC_OBJECT_NEEDS_FENCE (1<<0) 628 __u64 flags; 629 __u64 rsvd1; 630 __u64 rsvd2; 631 }; 632 633 struct drm_i915_gem_execbuffer2 { 634 /** 635 * List of gem_exec_object2 structs 636 */ 637 __u64 buffers_ptr; 638 __u32 buffer_count; 639 640 /** Offset in the batchbuffer to start execution from. */ 641 __u32 batch_start_offset; 642 /** Bytes used in batchbuffer from batch_start_offset */ 643 __u32 batch_len; 644 __u32 DR1; 645 __u32 DR4; 646 __u32 num_cliprects; 647 /** This is a struct drm_clip_rect *cliprects */ 648 __u64 cliprects_ptr; 649 #define I915_EXEC_RING_MASK (7<<0) 650 #define I915_EXEC_DEFAULT (0<<0) 651 #define I915_EXEC_RENDER (1<<0) 652 #define I915_EXEC_BSD (2<<0) 653 #define I915_EXEC_BLT (3<<0) 654 655 /* Used for switching the constants addressing mode on gen4+ RENDER ring. 656 * Gen6+ only supports relative addressing to dynamic state (default) and 657 * absolute addressing. 658 * 659 * These flags are ignored for the BSD and BLT rings. 660 */ 661 #define I915_EXEC_CONSTANTS_MASK (3<<6) 662 #define I915_EXEC_CONSTANTS_REL_GENERAL (0<<6) /* default */ 663 #define I915_EXEC_CONSTANTS_ABSOLUTE (1<<6) 664 #define I915_EXEC_CONSTANTS_REL_SURFACE (2<<6) /* gen4/5 only */ 665 __u64 flags; 666 __u64 rsvd1; /* now used for context info */ 667 __u64 rsvd2; 668 }; 669 670 /** Resets the SO write offset registers for transform feedback on gen7. */ 671 #define I915_EXEC_GEN7_SOL_RESET (1<<8) 672 673 #define I915_EXEC_CONTEXT_ID_MASK (0xffffffff) 674 #define i915_execbuffer2_set_context_id(eb2, context) \ 675 (eb2).rsvd1 = context & I915_EXEC_CONTEXT_ID_MASK 676 #define i915_execbuffer2_get_context_id(eb2) \ 677 ((eb2).rsvd1 & I915_EXEC_CONTEXT_ID_MASK) 678 679 struct drm_i915_gem_pin { 680 /** Handle of the buffer to be pinned. */ 681 __u32 handle; 682 __u32 pad; 683 684 /** alignment required within the aperture */ 685 __u64 alignment; 686 687 /** Returned GTT offset of the buffer. */ 688 __u64 offset; 689 }; 690 691 struct drm_i915_gem_unpin { 692 /** Handle of the buffer to be unpinned. */ 693 __u32 handle; 694 __u32 pad; 695 }; 696 697 struct drm_i915_gem_busy { 698 /** Handle of the buffer to check for busy */ 699 __u32 handle; 700 701 /** Return busy status (1 if busy, 0 if idle) */ 702 __u32 busy; 703 }; 704 705 #define I915_TILING_NONE 0 706 #define I915_TILING_X 1 707 #define I915_TILING_Y 2 708 709 #define I915_BIT_6_SWIZZLE_NONE 0 710 #define I915_BIT_6_SWIZZLE_9 1 711 #define I915_BIT_6_SWIZZLE_9_10 2 712 #define I915_BIT_6_SWIZZLE_9_11 3 713 #define I915_BIT_6_SWIZZLE_9_10_11 4 714 /* Not seen by userland */ 715 #define I915_BIT_6_SWIZZLE_UNKNOWN 5 716 /* Seen by userland. */ 717 #define I915_BIT_6_SWIZZLE_9_17 6 718 #define I915_BIT_6_SWIZZLE_9_10_17 7 719 720 struct drm_i915_gem_set_tiling { 721 /** Handle of the buffer to have its tiling state updated */ 722 __u32 handle; 723 724 /** 725 * Tiling mode for the object (I915_TILING_NONE, I915_TILING_X, 726 * I915_TILING_Y). 727 * 728 * This value is to be set on request, and will be updated by the 729 * kernel on successful return with the actual chosen tiling layout. 730 * 731 * The tiling mode may be demoted to I915_TILING_NONE when the system 732 * has bit 6 swizzling that can't be managed correctly by GEM. 733 * 734 * Buffer contents become undefined when changing tiling_mode. 735 */ 736 __u32 tiling_mode; 737 738 /** 739 * Stride in bytes for the object when in I915_TILING_X or 740 * I915_TILING_Y. 741 */ 742 __u32 stride; 743 744 /** 745 * Returned address bit 6 swizzling required for CPU access through 746 * mmap mapping. 747 */ 748 __u32 swizzle_mode; 749 }; 750 751 struct drm_i915_gem_get_tiling { 752 /** Handle of the buffer to get tiling state for. */ 753 __u32 handle; 754 755 /** 756 * Current tiling mode for the object (I915_TILING_NONE, I915_TILING_X, 757 * I915_TILING_Y). 758 */ 759 __u32 tiling_mode; 760 761 /** 762 * Returned address bit 6 swizzling required for CPU access through 763 * mmap mapping. 764 */ 765 __u32 swizzle_mode; 766 }; 767 768 struct drm_i915_gem_get_aperture { 769 /** Total size of the aperture used by i915_gem_execbuffer, in bytes */ 770 __u64 aper_size; 771 772 /** 773 * Available space in the aperture used by i915_gem_execbuffer, in 774 * bytes 775 */ 776 __u64 aper_available_size; 777 }; 778 779 struct drm_i915_get_pipe_from_crtc_id { 780 /** ID of CRTC being requested **/ 781 __u32 crtc_id; 782 783 /** pipe of requested CRTC **/ 784 __u32 pipe; 785 }; 786 787 #define I915_MADV_WILLNEED 0 788 #define I915_MADV_DONTNEED 1 789 #define __I915_MADV_PURGED 2 /* internal state */ 790 791 struct drm_i915_gem_madvise { 792 /** Handle of the buffer to change the backing store advice */ 793 __u32 handle; 794 795 /* Advice: either the buffer will be needed again in the near future, 796 * or wont be and could be discarded under memory pressure. 797 */ 798 __u32 madv; 799 800 /** Whether the backing store still exists. */ 801 __u32 retained; 802 }; 803 804 /* flags */ 805 #define I915_OVERLAY_TYPE_MASK 0xff 806 #define I915_OVERLAY_YUV_PLANAR 0x01 807 #define I915_OVERLAY_YUV_PACKED 0x02 808 #define I915_OVERLAY_RGB 0x03 809 810 #define I915_OVERLAY_DEPTH_MASK 0xff00 811 #define I915_OVERLAY_RGB24 0x1000 812 #define I915_OVERLAY_RGB16 0x2000 813 #define I915_OVERLAY_RGB15 0x3000 814 #define I915_OVERLAY_YUV422 0x0100 815 #define I915_OVERLAY_YUV411 0x0200 816 #define I915_OVERLAY_YUV420 0x0300 817 #define I915_OVERLAY_YUV410 0x0400 818 819 #define I915_OVERLAY_SWAP_MASK 0xff0000 820 #define I915_OVERLAY_NO_SWAP 0x000000 821 #define I915_OVERLAY_UV_SWAP 0x010000 822 #define I915_OVERLAY_Y_SWAP 0x020000 823 #define I915_OVERLAY_Y_AND_UV_SWAP 0x030000 824 825 #define I915_OVERLAY_FLAGS_MASK 0xff000000 826 #define I915_OVERLAY_ENABLE 0x01000000 827 828 struct drm_intel_overlay_put_image { 829 /* various flags and src format description */ 830 __u32 flags; 831 /* source picture description */ 832 __u32 bo_handle; 833 /* stride values and offsets are in bytes, buffer relative */ 834 __u16 stride_Y; /* stride for packed formats */ 835 __u16 stride_UV; 836 __u32 offset_Y; /* offset for packet formats */ 837 __u32 offset_U; 838 __u32 offset_V; 839 /* in pixels */ 840 __u16 src_width; 841 __u16 src_height; 842 /* to compensate the scaling factors for partially covered surfaces */ 843 __u16 src_scan_width; 844 __u16 src_scan_height; 845 /* output crtc description */ 846 __u32 crtc_id; 847 __u16 dst_x; 848 __u16 dst_y; 849 __u16 dst_width; 850 __u16 dst_height; 851 }; 852 853 /* flags */ 854 #define I915_OVERLAY_UPDATE_ATTRS (1<<0) 855 #define I915_OVERLAY_UPDATE_GAMMA (1<<1) 856 struct drm_intel_overlay_attrs { 857 __u32 flags; 858 __u32 color_key; 859 __s32 brightness; 860 __u32 contrast; 861 __u32 saturation; 862 __u32 gamma0; 863 __u32 gamma1; 864 __u32 gamma2; 865 __u32 gamma3; 866 __u32 gamma4; 867 __u32 gamma5; 868 }; 869 870 /* 871 * Intel sprite handling 872 * 873 * Color keying works with a min/mask/max tuple. Both source and destination 874 * color keying is allowed. 875 * 876 * Source keying: 877 * Sprite pixels within the min & max values, masked against the color channels 878 * specified in the mask field, will be transparent. All other pixels will 879 * be displayed on top of the primary plane. For RGB surfaces, only the min 880 * and mask fields will be used; ranged compares are not allowed. 881 * 882 * Destination keying: 883 * Primary plane pixels that match the min value, masked against the color 884 * channels specified in the mask field, will be replaced by corresponding 885 * pixels from the sprite plane. 886 * 887 * Note that source & destination keying are exclusive; only one can be 888 * active on a given plane. 889 */ 890 891 #define I915_SET_COLORKEY_NONE (1<<0) /* disable color key matching */ 892 #define I915_SET_COLORKEY_DESTINATION (1<<1) 893 #define I915_SET_COLORKEY_SOURCE (1<<2) 894 struct drm_intel_sprite_colorkey { 895 __u32 plane_id; 896 __u32 min_value; 897 __u32 channel_mask; 898 __u32 max_value; 899 __u32 flags; 900 }; 901 902 struct drm_i915_gem_wait { 903 /** Handle of BO we shall wait on */ 904 __u32 bo_handle; 905 __u32 flags; 906 /** Number of nanoseconds to wait, Returns time remaining. */ 907 __s64 timeout_ns; 908 }; 909 910 struct drm_i915_gem_context_create { 911 /* output: id of new context*/ 912 __u32 ctx_id; 913 __u32 pad; 914 }; 915 916 struct drm_i915_gem_context_destroy { 917 __u32 ctx_id; 918 __u32 pad; 919 }; 920 921 #endif /* _I915_DRM_H_ */ 922