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 #include <sys/cdefs.h> 28 __FBSDID("$FreeBSD: stable/9/sys/dev/drm2/i915/i915_drm.h 235783 2012-05-22 11:07:44Z kib $"); 29 30 #ifndef _I915_DRM_H_ 31 #define _I915_DRM_H_ 32 33 /* Please note that modifications to all structs defined here are 34 * subject to backwards-compatibility constraints. 35 */ 36 37 #include <dev/drm2/drm.h> 38 39 /* Each region is a minimum of 16k, and there are at most 255 of them. 40 */ 41 #define I915_NR_TEX_REGIONS 255 /* table size 2k - maximum due to use 42 * of chars for next/prev indices */ 43 #define I915_LOG_MIN_TEX_REGION_SIZE 14 44 45 typedef struct _drm_i915_init { 46 enum { 47 I915_INIT_DMA = 0x01, 48 I915_CLEANUP_DMA = 0x02, 49 I915_RESUME_DMA = 0x03, 50 51 /* Since this struct isn't versioned, just used a new 52 * 'func' code to indicate the presence of dri2 sarea 53 * info. */ 54 I915_INIT_DMA2 = 0x04 55 } func; 56 unsigned int mmio_offset; 57 int sarea_priv_offset; 58 unsigned int ring_start; 59 unsigned int ring_end; 60 unsigned int ring_size; 61 unsigned int front_offset; 62 unsigned int back_offset; 63 unsigned int depth_offset; 64 unsigned int w; 65 unsigned int h; 66 unsigned int pitch; 67 unsigned int pitch_bits; 68 unsigned int back_pitch; 69 unsigned int depth_pitch; 70 unsigned int cpp; 71 unsigned int chipset; 72 unsigned int sarea_handle; 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 planeA_x; 118 int planeA_y; 119 int planeA_w; 120 int planeA_h; 121 int planeB_x; 122 int planeB_y; 123 int planeB_w; 124 int planeB_h; 125 126 /* Triple buffering */ 127 drm_handle_t third_handle; 128 int third_offset; 129 int third_size; 130 unsigned int third_tiled; 131 132 /* buffer object handles for the static buffers. May change 133 * over the lifetime of the client, though it doesn't in our current 134 * implementation. 135 */ 136 unsigned int front_bo_handle; 137 unsigned int back_bo_handle; 138 unsigned int third_bo_handle; 139 unsigned int depth_bo_handle; 140 } drm_i915_sarea_t; 141 142 /* Driver specific fence types and classes. 143 */ 144 145 /* The only fence class we support */ 146 #define DRM_I915_FENCE_CLASS_ACCEL 0 147 /* Fence type that guarantees read-write flush */ 148 #define DRM_I915_FENCE_TYPE_RW 2 149 /* MI_FLUSH programmed just before the fence */ 150 #define DRM_I915_FENCE_FLAG_FLUSHED 0x01000000 151 152 /* Flags for perf_boxes 153 */ 154 #define I915_BOX_RING_EMPTY 0x1 155 #define I915_BOX_FLIP 0x2 156 #define I915_BOX_WAIT 0x4 157 #define I915_BOX_TEXTURE_LOAD 0x8 158 #define I915_BOX_LOST_CONTEXT 0x10 159 160 /* I915 specific ioctls 161 * The device specific ioctl range is 0x40 to 0x79. 162 */ 163 #define DRM_I915_INIT 0x00 164 #define DRM_I915_FLUSH 0x01 165 #define DRM_I915_FLIP 0x02 166 #define DRM_I915_BATCHBUFFER 0x03 167 #define DRM_I915_IRQ_EMIT 0x04 168 #define DRM_I915_IRQ_WAIT 0x05 169 #define DRM_I915_GETPARAM 0x06 170 #define DRM_I915_SETPARAM 0x07 171 #define DRM_I915_ALLOC 0x08 172 #define DRM_I915_FREE 0x09 173 #define DRM_I915_INIT_HEAP 0x0a 174 #define DRM_I915_CMDBUFFER 0x0b 175 #define DRM_I915_DESTROY_HEAP 0x0c 176 #define DRM_I915_SET_VBLANK_PIPE 0x0d 177 #define DRM_I915_GET_VBLANK_PIPE 0x0e 178 #define DRM_I915_VBLANK_SWAP 0x0f 179 #define DRM_I915_MMIO 0x10 180 #define DRM_I915_HWS_ADDR 0x11 181 #define DRM_I915_EXECBUFFER 0x12 182 #define DRM_I915_GEM_INIT 0x13 183 #define DRM_I915_GEM_EXECBUFFER 0x14 184 #define DRM_I915_GEM_PIN 0x15 185 #define DRM_I915_GEM_UNPIN 0x16 186 #define DRM_I915_GEM_BUSY 0x17 187 #define DRM_I915_GEM_THROTTLE 0x18 188 #define DRM_I915_GEM_ENTERVT 0x19 189 #define DRM_I915_GEM_LEAVEVT 0x1a 190 #define DRM_I915_GEM_CREATE 0x1b 191 #define DRM_I915_GEM_PREAD 0x1c 192 #define DRM_I915_GEM_PWRITE 0x1d 193 #define DRM_I915_GEM_MMAP 0x1e 194 #define DRM_I915_GEM_SET_DOMAIN 0x1f 195 #define DRM_I915_GEM_SW_FINISH 0x20 196 #define DRM_I915_GEM_SET_TILING 0x21 197 #define DRM_I915_GEM_GET_TILING 0x22 198 #define DRM_I915_GEM_GET_APERTURE 0x23 199 #define DRM_I915_GEM_MMAP_GTT 0x24 200 #define DRM_I915_GET_PIPE_FROM_CRTC_ID 0x25 201 #define DRM_I915_GEM_MADVISE 0x26 202 #define DRM_I915_OVERLAY_PUT_IMAGE 0x27 203 #define DRM_I915_OVERLAY_ATTRS 0x28 204 #define DRM_I915_GEM_EXECBUFFER2 0x29 205 #define DRM_I915_GET_SPRITE_COLORKEY 0x2a 206 #define DRM_I915_SET_SPRITE_COLORKEY 0x2b 207 208 #define DRM_IOCTL_I915_INIT DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT, drm_i915_init_t) 209 #define DRM_IOCTL_I915_FLUSH DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLUSH) 210 #define DRM_IOCTL_I915_FLIP DRM_IOW( DRM_COMMAND_BASE + DRM_I915_FLIP, drm_i915_flip_t) 211 #define DRM_IOCTL_I915_BATCHBUFFER DRM_IOW( DRM_COMMAND_BASE + DRM_I915_BATCHBUFFER, drm_i915_batchbuffer_t) 212 #define DRM_IOCTL_I915_IRQ_EMIT DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_IRQ_EMIT, drm_i915_irq_emit_t) 213 #define DRM_IOCTL_I915_IRQ_WAIT DRM_IOW( DRM_COMMAND_BASE + DRM_I915_IRQ_WAIT, drm_i915_irq_wait_t) 214 #define DRM_IOCTL_I915_GETPARAM DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GETPARAM, drm_i915_getparam_t) 215 #define DRM_IOCTL_I915_SETPARAM DRM_IOW( DRM_COMMAND_BASE + DRM_I915_SETPARAM, drm_i915_setparam_t) 216 #define DRM_IOCTL_I915_ALLOC DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_ALLOC, drm_i915_mem_alloc_t) 217 #define DRM_IOCTL_I915_FREE DRM_IOW( DRM_COMMAND_BASE + DRM_I915_FREE, drm_i915_mem_free_t) 218 #define DRM_IOCTL_I915_INIT_HEAP DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT_HEAP, drm_i915_mem_init_heap_t) 219 #define DRM_IOCTL_I915_CMDBUFFER DRM_IOW( DRM_COMMAND_BASE + DRM_I915_CMDBUFFER, drm_i915_cmdbuffer_t) 220 #define DRM_IOCTL_I915_DESTROY_HEAP DRM_IOW( DRM_COMMAND_BASE + DRM_I915_DESTROY_HEAP, drm_i915_mem_destroy_heap_t) 221 #define DRM_IOCTL_I915_SET_VBLANK_PIPE DRM_IOW( DRM_COMMAND_BASE + DRM_I915_SET_VBLANK_PIPE, drm_i915_vblank_pipe_t) 222 #define DRM_IOCTL_I915_GET_VBLANK_PIPE DRM_IOR( DRM_COMMAND_BASE + DRM_I915_GET_VBLANK_PIPE, drm_i915_vblank_pipe_t) 223 #define DRM_IOCTL_I915_VBLANK_SWAP DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_VBLANK_SWAP, drm_i915_vblank_swap_t) 224 #define DRM_IOCTL_I915_MMIO DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_MMIO, drm_i915_mmio) 225 #define DRM_IOCTL_I915_EXECBUFFER DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_EXECBUFFER, struct drm_i915_execbuffer) 226 #define DRM_IOCTL_I915_GEM_INIT DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_INIT, struct drm_i915_gem_init) 227 #define DRM_IOCTL_I915_GEM_EXECBUFFER DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_EXECBUFFER, struct drm_i915_gem_execbuffer) 228 #define DRM_IOCTL_I915_GEM_EXECBUFFER2 DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_EXECBUFFER2, struct drm_i915_gem_execbuffer2) 229 #define DRM_IOCTL_I915_GEM_PIN DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_PIN, struct drm_i915_gem_pin) 230 #define DRM_IOCTL_I915_GEM_UNPIN DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_UNPIN, struct drm_i915_gem_unpin) 231 #define DRM_IOCTL_I915_GEM_BUSY DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_BUSY, struct drm_i915_gem_busy) 232 #define DRM_IOCTL_I915_GEM_THROTTLE DRM_IO ( DRM_COMMAND_BASE + DRM_I915_GEM_THROTTLE) 233 #define DRM_IOCTL_I915_GEM_ENTERVT DRM_IO(DRM_COMMAND_BASE + DRM_I915_GEM_ENTERVT) 234 #define DRM_IOCTL_I915_GEM_LEAVEVT DRM_IO(DRM_COMMAND_BASE + DRM_I915_GEM_LEAVEVT) 235 #define DRM_IOCTL_I915_GEM_CREATE DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_CREATE, struct drm_i915_gem_create) 236 #define DRM_IOCTL_I915_GEM_PREAD DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_PREAD, struct drm_i915_gem_pread) 237 #define DRM_IOCTL_I915_GEM_PWRITE DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_PWRITE, struct drm_i915_gem_pwrite) 238 #define DRM_IOCTL_I915_GEM_MMAP DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MMAP, struct drm_i915_gem_mmap) 239 #define DRM_IOCTL_I915_GEM_MMAP_GTT DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MMAP_GTT, struct drm_i915_gem_mmap_gtt) 240 #define DRM_IOCTL_I915_GEM_SET_DOMAIN DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_SET_DOMAIN, struct drm_i915_gem_set_domain) 241 #define DRM_IOCTL_I915_GEM_SW_FINISH DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_SW_FINISH, struct drm_i915_gem_sw_finish) 242 #define DRM_IOCTL_I915_GEM_SET_TILING DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_SET_TILING, struct drm_i915_gem_set_tiling) 243 #define DRM_IOCTL_I915_GEM_GET_TILING DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_GET_TILING, struct drm_i915_gem_get_tiling) 244 #define DRM_IOCTL_I915_GEM_GET_APERTURE DRM_IOR (DRM_COMMAND_BASE + DRM_I915_GEM_GET_APERTURE, struct drm_i915_gem_get_aperture) 245 #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) 246 #define DRM_IOCTL_I915_GEM_MADVISE DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MADVISE, struct drm_i915_gem_madvise) 247 #define DRM_IOCTL_I915_OVERLAY_PUT_IMAGE DRM_IOW(DRM_COMMAND_BASE + DRM_IOCTL_I915_OVERLAY_PUT_IMAGE, struct drm_intel_overlay_put_image) 248 #define DRM_IOCTL_I915_OVERLAY_ATTRS DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_OVERLAY_ATTRS, struct drm_intel_overlay_attrs) 249 #define DRM_IOCTL_I915_SET_SPRITE_COLORKEY DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_SET_SPRITE_COLORKEY, struct drm_intel_sprite_colorkey) 250 #define DRM_IOCTL_I915_GET_SPRITE_COLORKEY DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_SET_SPRITE_COLORKEY, struct drm_intel_sprite_colorkey) 251 252 /* Asynchronous page flipping: 253 */ 254 typedef struct drm_i915_flip { 255 /* 256 * This is really talking about planes, and we could rename it 257 * except for the fact that some of the duplicated i915_drm.h files 258 * out there check for HAVE_I915_FLIP and so might pick up this 259 * version. 260 */ 261 int pipes; 262 } drm_i915_flip_t; 263 264 /* Allow drivers to submit batchbuffers directly to hardware, relying 265 * on the security mechanisms provided by hardware. 266 */ 267 typedef struct drm_i915_batchbuffer { 268 int start; /* agp offset */ 269 int used; /* nr bytes in use */ 270 int DR1; /* hw flags for GFX_OP_DRAWRECT_INFO */ 271 int DR4; /* window origin for GFX_OP_DRAWRECT_INFO */ 272 int num_cliprects; /* mulitpass with multiple cliprects? */ 273 struct drm_clip_rect __user *cliprects; /* pointer to userspace cliprects */ 274 } drm_i915_batchbuffer_t; 275 276 /* As above, but pass a pointer to userspace buffer which can be 277 * validated by the kernel prior to sending to hardware. 278 */ 279 typedef struct _drm_i915_cmdbuffer { 280 char __user *buf; /* pointer to userspace command buffer */ 281 int sz; /* nr bytes in buf */ 282 int DR1; /* hw flags for GFX_OP_DRAWRECT_INFO */ 283 int DR4; /* window origin for GFX_OP_DRAWRECT_INFO */ 284 int num_cliprects; /* mulitpass with multiple cliprects? */ 285 struct drm_clip_rect __user *cliprects; /* pointer to userspace cliprects */ 286 } drm_i915_cmdbuffer_t; 287 288 /* Userspace can request & wait on irq's: 289 */ 290 typedef struct drm_i915_irq_emit { 291 int __user *irq_seq; 292 } drm_i915_irq_emit_t; 293 294 typedef struct drm_i915_irq_wait { 295 int irq_seq; 296 } drm_i915_irq_wait_t; 297 298 /* Ioctl to query kernel params: 299 */ 300 #define I915_PARAM_IRQ_ACTIVE 1 301 #define I915_PARAM_ALLOW_BATCHBUFFER 2 302 #define I915_PARAM_LAST_DISPATCH 3 303 #define I915_PARAM_CHIPSET_ID 4 304 #define I915_PARAM_HAS_GEM 5 305 #define I915_PARAM_NUM_FENCES_AVAIL 6 306 #define I915_PARAM_HAS_OVERLAY 7 307 #define I915_PARAM_HAS_PAGEFLIPPING 8 308 #define I915_PARAM_HAS_EXECBUF2 9 309 #define I915_PARAM_HAS_BSD 10 310 #define I915_PARAM_HAS_BLT 11 311 #define I915_PARAM_HAS_RELAXED_FENCING 12 312 #define I915_PARAM_HAS_COHERENT_RINGS 13 313 #define I915_PARAM_HAS_EXEC_CONSTANTS 14 314 #define I915_PARAM_HAS_RELAXED_DELTA 15 315 #define I915_PARAM_HAS_GEN7_SOL_RESET 16 316 #define I915_PARAM_HAS_LLC 17 317 318 typedef struct drm_i915_getparam { 319 int param; 320 int __user *value; 321 } drm_i915_getparam_t; 322 323 /* Ioctl to set kernel params: 324 */ 325 #define I915_SETPARAM_USE_MI_BATCHBUFFER_START 1 326 #define I915_SETPARAM_TEX_LRU_LOG_GRANULARITY 2 327 #define I915_SETPARAM_ALLOW_BATCHBUFFER 3 328 #define I915_SETPARAM_NUM_USED_FENCES 4 329 330 typedef struct drm_i915_setparam { 331 int param; 332 int value; 333 } drm_i915_setparam_t; 334 335 /* A memory manager for regions of shared memory: 336 */ 337 #define I915_MEM_REGION_AGP 1 338 339 typedef struct drm_i915_mem_alloc { 340 int region; 341 int alignment; 342 int size; 343 int __user *region_offset; /* offset from start of fb or agp */ 344 } drm_i915_mem_alloc_t; 345 346 typedef struct drm_i915_mem_free { 347 int region; 348 int region_offset; 349 } drm_i915_mem_free_t; 350 351 typedef struct drm_i915_mem_init_heap { 352 int region; 353 int size; 354 int start; 355 } drm_i915_mem_init_heap_t; 356 357 /* Allow memory manager to be torn down and re-initialized (eg on 358 * rotate): 359 */ 360 typedef struct drm_i915_mem_destroy_heap { 361 int region; 362 } drm_i915_mem_destroy_heap_t; 363 364 /* Allow X server to configure which pipes to monitor for vblank signals 365 */ 366 #define DRM_I915_VBLANK_PIPE_A 1 367 #define DRM_I915_VBLANK_PIPE_B 2 368 369 typedef struct drm_i915_vblank_pipe { 370 int pipe; 371 } drm_i915_vblank_pipe_t; 372 373 /* Schedule buffer swap at given vertical blank: 374 */ 375 typedef struct drm_i915_vblank_swap { 376 drm_drawable_t drawable; 377 enum drm_vblank_seq_type seqtype; 378 unsigned int sequence; 379 } drm_i915_vblank_swap_t; 380 381 #define I915_MMIO_READ 0 382 #define I915_MMIO_WRITE 1 383 384 #define I915_MMIO_MAY_READ 0x1 385 #define I915_MMIO_MAY_WRITE 0x2 386 387 #define MMIO_REGS_IA_PRIMATIVES_COUNT 0 388 #define MMIO_REGS_IA_VERTICES_COUNT 1 389 #define MMIO_REGS_VS_INVOCATION_COUNT 2 390 #define MMIO_REGS_GS_PRIMITIVES_COUNT 3 391 #define MMIO_REGS_GS_INVOCATION_COUNT 4 392 #define MMIO_REGS_CL_PRIMITIVES_COUNT 5 393 #define MMIO_REGS_CL_INVOCATION_COUNT 6 394 #define MMIO_REGS_PS_INVOCATION_COUNT 7 395 #define MMIO_REGS_PS_DEPTH_COUNT 8 396 397 typedef struct drm_i915_mmio_entry { 398 unsigned int flag; 399 unsigned int offset; 400 unsigned int size; 401 } drm_i915_mmio_entry_t; 402 403 typedef struct drm_i915_mmio { 404 unsigned int read_write:1; 405 unsigned int reg:31; 406 void __user *data; 407 } drm_i915_mmio_t; 408 409 typedef struct drm_i915_hws_addr { 410 uint64_t addr; 411 } drm_i915_hws_addr_t; 412 413 /* 414 * Relocation header is 4 uint32_ts 415 * 0 - 32 bit reloc count 416 * 1 - 32-bit relocation type 417 * 2-3 - 64-bit user buffer handle ptr for another list of relocs. 418 */ 419 #define I915_RELOC_HEADER 4 420 421 /* 422 * type 0 relocation has 4-uint32_t stride 423 * 0 - offset into buffer 424 * 1 - delta to add in 425 * 2 - buffer handle 426 * 3 - reserved (for optimisations later). 427 */ 428 /* 429 * type 1 relocation has 4-uint32_t stride. 430 * Hangs off the first item in the op list. 431 * Performed after all valiations are done. 432 * Try to group relocs into the same relocatee together for 433 * performance reasons. 434 * 0 - offset into buffer 435 * 1 - delta to add in 436 * 2 - buffer index in op list. 437 * 3 - relocatee index in op list. 438 */ 439 #define I915_RELOC_TYPE_0 0 440 #define I915_RELOC0_STRIDE 4 441 #define I915_RELOC_TYPE_1 1 442 #define I915_RELOC1_STRIDE 4 443 444 445 struct drm_i915_op_arg { 446 uint64_t next; 447 uint64_t reloc_ptr; 448 int handled; 449 unsigned int pad64; 450 union { 451 struct drm_bo_op_req req; 452 struct drm_bo_arg_rep rep; 453 } d; 454 455 }; 456 457 struct drm_i915_execbuffer { 458 uint64_t ops_list; 459 uint32_t num_buffers; 460 struct drm_i915_batchbuffer batch; 461 drm_context_t context; /* for lockless use in the future */ 462 struct drm_fence_arg fence_arg; 463 }; 464 465 struct drm_i915_gem_init { 466 /** 467 * Beginning offset in the GTT to be managed by the DRM memory 468 * manager. 469 */ 470 uint64_t gtt_start; 471 /** 472 * Ending offset in the GTT to be managed by the DRM memory 473 * manager. 474 */ 475 uint64_t gtt_end; 476 }; 477 478 struct drm_i915_gem_create { 479 /** 480 * Requested size for the object. 481 * 482 * The (page-aligned) allocated size for the object will be returned. 483 */ 484 uint64_t size; 485 /** 486 * Returned handle for the object. 487 * 488 * Object handles are nonzero. 489 */ 490 uint32_t handle; 491 uint32_t pad; 492 }; 493 494 struct drm_i915_gem_pread { 495 /** Handle for the object being read. */ 496 uint32_t handle; 497 uint32_t pad; 498 /** Offset into the object to read from */ 499 uint64_t offset; 500 /** Length of data to read */ 501 uint64_t size; 502 /** Pointer to write the data into. */ 503 uint64_t data_ptr; /* void *, but pointers are not 32/64 compatible */ 504 }; 505 506 struct drm_i915_gem_pwrite { 507 /** Handle for the object being written to. */ 508 uint32_t handle; 509 uint32_t pad; 510 /** Offset into the object to write to */ 511 uint64_t offset; 512 /** Length of data to write */ 513 uint64_t size; 514 /** Pointer to read the data from. */ 515 uint64_t data_ptr; /* void *, but pointers are not 32/64 compatible */ 516 }; 517 518 struct drm_i915_gem_mmap { 519 /** Handle for the object being mapped. */ 520 uint32_t handle; 521 uint32_t pad; 522 /** Offset in the object to map. */ 523 uint64_t offset; 524 /** 525 * Length of data to map. 526 * 527 * The value will be page-aligned. 528 */ 529 uint64_t size; 530 /** Returned pointer the data was mapped at */ 531 uint64_t addr_ptr; /* void *, but pointers are not 32/64 compatible */ 532 }; 533 534 struct drm_i915_gem_mmap_gtt { 535 /** Handle for the object being mapped. */ 536 uint32_t handle; 537 uint32_t pad; 538 /** 539 * Fake offset to use for subsequent mmap call 540 * 541 * This is a fixed-size type for 32/64 compatibility. 542 */ 543 uint64_t offset; 544 }; 545 546 struct drm_i915_gem_set_domain { 547 /** Handle for the object */ 548 uint32_t handle; 549 550 /** New read domains */ 551 uint32_t read_domains; 552 553 /** New write domain */ 554 uint32_t write_domain; 555 }; 556 557 struct drm_i915_gem_sw_finish { 558 /** Handle for the object */ 559 uint32_t handle; 560 }; 561 562 struct drm_i915_gem_relocation_entry { 563 /** 564 * Handle of the buffer being pointed to by this relocation entry. 565 * 566 * It's appealing to make this be an index into the mm_validate_entry 567 * list to refer to the buffer, but this allows the driver to create 568 * a relocation list for state buffers and not re-write it per 569 * exec using the buffer. 570 */ 571 uint32_t target_handle; 572 573 /** 574 * Value to be added to the offset of the target buffer to make up 575 * the relocation entry. 576 */ 577 uint32_t delta; 578 579 /** Offset in the buffer the relocation entry will be written into */ 580 uint64_t offset; 581 582 /** 583 * Offset value of the target buffer that the relocation entry was last 584 * written as. 585 * 586 * If the buffer has the same offset as last time, we can skip syncing 587 * and writing the relocation. This value is written back out by 588 * the execbuffer ioctl when the relocation is written. 589 */ 590 uint64_t presumed_offset; 591 592 /** 593 * Target memory domains read by this operation. 594 */ 595 uint32_t read_domains; 596 597 /** 598 * Target memory domains written by this operation. 599 * 600 * Note that only one domain may be written by the whole 601 * execbuffer operation, so that where there are conflicts, 602 * the application will get -EINVAL back. 603 */ 604 uint32_t write_domain; 605 }; 606 607 /** @{ 608 * Intel memory domains 609 * 610 * Most of these just align with the various caches in 611 * the system and are used to flush and invalidate as 612 * objects end up cached in different domains. 613 */ 614 /** CPU cache */ 615 #define I915_GEM_DOMAIN_CPU 0x00000001 616 /** Render cache, used by 2D and 3D drawing */ 617 #define I915_GEM_DOMAIN_RENDER 0x00000002 618 /** Sampler cache, used by texture engine */ 619 #define I915_GEM_DOMAIN_SAMPLER 0x00000004 620 /** Command queue, used to load batch buffers */ 621 #define I915_GEM_DOMAIN_COMMAND 0x00000008 622 /** Instruction cache, used by shader programs */ 623 #define I915_GEM_DOMAIN_INSTRUCTION 0x00000010 624 /** Vertex address cache */ 625 #define I915_GEM_DOMAIN_VERTEX 0x00000020 626 /** GTT domain - aperture and scanout */ 627 #define I915_GEM_DOMAIN_GTT 0x00000040 628 /** @} */ 629 630 struct drm_i915_gem_exec_object { 631 /** 632 * User's handle for a buffer to be bound into the GTT for this 633 * operation. 634 */ 635 uint32_t handle; 636 637 /** Number of relocations to be performed on this buffer */ 638 uint32_t relocation_count; 639 /** 640 * Pointer to array of struct drm_i915_gem_relocation_entry containing 641 * the relocations to be performed in this buffer. 642 */ 643 uint64_t relocs_ptr; 644 645 /** Required alignment in graphics aperture */ 646 uint64_t alignment; 647 648 /** 649 * Returned value of the updated offset of the object, for future 650 * presumed_offset writes. 651 */ 652 uint64_t offset; 653 }; 654 655 struct drm_i915_gem_execbuffer { 656 /** 657 * List of buffers to be validated with their relocations to be 658 * performend on them. 659 * 660 * This is a pointer to an array of struct drm_i915_gem_validate_entry. 661 * 662 * These buffers must be listed in an order such that all relocations 663 * a buffer is performing refer to buffers that have already appeared 664 * in the validate list. 665 */ 666 uint64_t buffers_ptr; 667 uint32_t buffer_count; 668 669 /** Offset in the batchbuffer to start execution from. */ 670 uint32_t batch_start_offset; 671 /** Bytes used in batchbuffer from batch_start_offset */ 672 uint32_t batch_len; 673 uint32_t DR1; 674 uint32_t DR4; 675 uint32_t num_cliprects; 676 uint64_t cliprects_ptr; /* struct drm_clip_rect *cliprects */ 677 }; 678 679 struct drm_i915_gem_exec_object2 { 680 /** 681 * User's handle for a buffer to be bound into the GTT for this 682 * operation. 683 */ 684 uint32_t handle; 685 686 /** Number of relocations to be performed on this buffer */ 687 uint32_t relocation_count; 688 /** 689 * Pointer to array of struct drm_i915_gem_relocation_entry containing 690 * the relocations to be performed in this buffer. 691 */ 692 uint64_t relocs_ptr; 693 694 /** Required alignment in graphics aperture */ 695 uint64_t alignment; 696 697 /** 698 * Returned value of the updated offset of the object, for future 699 * presumed_offset writes. 700 */ 701 uint64_t offset; 702 703 #define EXEC_OBJECT_NEEDS_FENCE (1<<0) 704 uint64_t flags; 705 uint64_t rsvd1; 706 uint64_t rsvd2; 707 }; 708 709 struct drm_i915_gem_execbuffer2 { 710 /** 711 * List of gem_exec_object2 structs 712 */ 713 uint64_t buffers_ptr; 714 uint32_t buffer_count; 715 716 /** Offset in the batchbuffer to start execution from. */ 717 uint32_t batch_start_offset; 718 /** Bytes used in batchbuffer from batch_start_offset */ 719 uint32_t batch_len; 720 uint32_t DR1; 721 uint32_t DR4; 722 uint32_t num_cliprects; 723 /** This is a struct drm_clip_rect *cliprects */ 724 uint64_t cliprects_ptr; 725 #define I915_EXEC_RING_MASK (7<<0) 726 #define I915_EXEC_DEFAULT (0<<0) 727 #define I915_EXEC_RENDER (1<<0) 728 #define I915_EXEC_BSD (2<<0) 729 #define I915_EXEC_BLT (3<<0) 730 731 /* Used for switching the constants addressing mode on gen4+ RENDER ring. 732 * Gen6+ only supports relative addressing to dynamic state (default) and 733 * absolute addressing. 734 * 735 * These flags are ignored for the BSD and BLT rings. 736 */ 737 #define I915_EXEC_CONSTANTS_MASK (3<<6) 738 #define I915_EXEC_CONSTANTS_REL_GENERAL (0<<6) /* default */ 739 #define I915_EXEC_CONSTANTS_ABSOLUTE (1<<6) 740 #define I915_EXEC_CONSTANTS_REL_SURFACE (2<<6) /* gen4/5 only */ 741 uint64_t flags; 742 uint64_t rsvd1; 743 uint64_t rsvd2; 744 }; 745 746 /** Resets the SO write offset registers for transform feedback on gen7. */ 747 #define I915_EXEC_GEN7_SOL_RESET (1<<8) 748 749 struct drm_i915_gem_pin { 750 /** Handle of the buffer to be pinned. */ 751 uint32_t handle; 752 uint32_t pad; 753 754 /** alignment required within the aperture */ 755 uint64_t alignment; 756 757 /** Returned GTT offset of the buffer. */ 758 uint64_t offset; 759 }; 760 761 struct drm_i915_gem_unpin { 762 /** Handle of the buffer to be unpinned. */ 763 uint32_t handle; 764 uint32_t pad; 765 }; 766 767 struct drm_i915_gem_busy { 768 /** Handle of the buffer to check for busy */ 769 uint32_t handle; 770 771 /** Return busy status (1 if busy, 0 if idle) */ 772 uint32_t busy; 773 }; 774 775 #define I915_TILING_NONE 0 776 #define I915_TILING_X 1 777 #define I915_TILING_Y 2 778 779 #define I915_BIT_6_SWIZZLE_NONE 0 780 #define I915_BIT_6_SWIZZLE_9 1 781 #define I915_BIT_6_SWIZZLE_9_10 2 782 #define I915_BIT_6_SWIZZLE_9_11 3 783 #define I915_BIT_6_SWIZZLE_9_10_11 4 784 /* Not seen by userland */ 785 #define I915_BIT_6_SWIZZLE_UNKNOWN 5 786 /* Seen by userland. */ 787 #define I915_BIT_6_SWIZZLE_9_17 6 788 #define I915_BIT_6_SWIZZLE_9_10_17 7 789 790 struct drm_i915_gem_set_tiling { 791 /** Handle of the buffer to have its tiling state updated */ 792 uint32_t handle; 793 794 /** 795 * Tiling mode for the object (I915_TILING_NONE, I915_TILING_X, 796 * I915_TILING_Y). 797 * 798 * This value is to be set on request, and will be updated by the 799 * kernel on successful return with the actual chosen tiling layout. 800 * 801 * The tiling mode may be demoted to I915_TILING_NONE when the system 802 * has bit 6 swizzling that can't be managed correctly by GEM. 803 * 804 * Buffer contents become undefined when changing tiling_mode. 805 */ 806 uint32_t tiling_mode; 807 808 /** 809 * Stride in bytes for the object when in I915_TILING_X or 810 * I915_TILING_Y. 811 */ 812 uint32_t stride; 813 814 /** 815 * Returned address bit 6 swizzling required for CPU access through 816 * mmap mapping. 817 */ 818 uint32_t swizzle_mode; 819 }; 820 821 struct drm_i915_gem_get_tiling { 822 /** Handle of the buffer to get tiling state for. */ 823 uint32_t handle; 824 825 /** 826 * Current tiling mode for the object (I915_TILING_NONE, I915_TILING_X, 827 * I915_TILING_Y). 828 */ 829 uint32_t tiling_mode; 830 831 /** 832 * Returned address bit 6 swizzling required for CPU access through 833 * mmap mapping. 834 */ 835 uint32_t swizzle_mode; 836 }; 837 838 struct drm_i915_gem_get_aperture { 839 /** Total size of the aperture used by i915_gem_execbuffer, in bytes */ 840 uint64_t aper_size; 841 842 /** 843 * Available space in the aperture used by i915_gem_execbuffer, in 844 * bytes 845 */ 846 uint64_t aper_available_size; 847 }; 848 849 struct drm_i915_get_pipe_from_crtc_id { 850 /** ID of CRTC being requested **/ 851 uint32_t crtc_id; 852 853 /** pipe of requested CRTC **/ 854 uint32_t pipe; 855 }; 856 857 #define I915_MADV_WILLNEED 0 858 #define I915_MADV_DONTNEED 1 859 #define I915_MADV_PURGED_INTERNAL 2 /* internal state */ 860 861 struct drm_i915_gem_madvise { 862 /** Handle of the buffer to change the backing store advice */ 863 uint32_t handle; 864 865 /* Advice: either the buffer will be needed again in the near future, 866 * or wont be and could be discarded under memory pressure. 867 */ 868 uint32_t madv; 869 870 /** Whether the backing store still exists. */ 871 uint32_t retained; 872 }; 873 874 #define I915_OVERLAY_TYPE_MASK 0xff 875 #define I915_OVERLAY_YUV_PLANAR 0x01 876 #define I915_OVERLAY_YUV_PACKED 0x02 877 #define I915_OVERLAY_RGB 0x03 878 879 #define I915_OVERLAY_DEPTH_MASK 0xff00 880 #define I915_OVERLAY_RGB24 0x1000 881 #define I915_OVERLAY_RGB16 0x2000 882 #define I915_OVERLAY_RGB15 0x3000 883 #define I915_OVERLAY_YUV422 0x0100 884 #define I915_OVERLAY_YUV411 0x0200 885 #define I915_OVERLAY_YUV420 0x0300 886 #define I915_OVERLAY_YUV410 0x0400 887 888 #define I915_OVERLAY_SWAP_MASK 0xff0000 889 #define I915_OVERLAY_NO_SWAP 0x000000 890 #define I915_OVERLAY_UV_SWAP 0x010000 891 #define I915_OVERLAY_Y_SWAP 0x020000 892 #define I915_OVERLAY_Y_AND_UV_SWAP 0x030000 893 894 #define I915_OVERLAY_FLAGS_MASK 0xff000000 895 #define I915_OVERLAY_ENABLE 0x01000000 896 897 struct drm_intel_overlay_put_image { 898 /* various flags and src format description */ 899 uint32_t flags; 900 /* source picture description */ 901 uint32_t bo_handle; 902 /* stride values and offsets are in bytes, buffer relative */ 903 uint16_t stride_Y; /* stride for packed formats */ 904 uint16_t stride_UV; 905 uint32_t offset_Y; /* offset for packet formats */ 906 uint32_t offset_U; 907 uint32_t offset_V; 908 /* in pixels */ 909 uint16_t src_width; 910 uint16_t src_height; 911 /* to compensate the scaling factors for partially covered surfaces */ 912 uint16_t src_scan_width; 913 uint16_t src_scan_height; 914 /* output crtc description */ 915 uint32_t crtc_id; 916 uint16_t dst_x; 917 uint16_t dst_y; 918 uint16_t dst_width; 919 uint16_t dst_height; 920 }; 921 922 /* flags */ 923 #define I915_OVERLAY_UPDATE_ATTRS (1<<0) 924 #define I915_OVERLAY_UPDATE_GAMMA (1<<1) 925 struct drm_intel_overlay_attrs { 926 uint32_t flags; 927 uint32_t color_key; 928 int32_t brightness; 929 uint32_t contrast; 930 uint32_t saturation; 931 uint32_t gamma0; 932 uint32_t gamma1; 933 uint32_t gamma2; 934 uint32_t gamma3; 935 uint32_t gamma4; 936 uint32_t gamma5; 937 }; 938 939 /* 940 * Intel sprite handling 941 * 942 * Color keying works with a min/mask/max tuple. Both source and destination 943 * color keying is allowed. 944 * 945 * Source keying: 946 * Sprite pixels within the min & max values, masked against the color channels 947 * specified in the mask field, will be transparent. All other pixels will 948 * be displayed on top of the primary plane. For RGB surfaces, only the min 949 * and mask fields will be used; ranged compares are not allowed. 950 * 951 * Destination keying: 952 * Primary plane pixels that match the min value, masked against the color 953 * channels specified in the mask field, will be replaced by corresponding 954 * pixels from the sprite plane. 955 * 956 * Note that source & destination keying are exclusive; only one can be 957 * active on a given plane. 958 */ 959 960 #define I915_SET_COLORKEY_NONE (1<<0) /* disable color key matching */ 961 #define I915_SET_COLORKEY_DESTINATION (1<<1) 962 #define I915_SET_COLORKEY_SOURCE (1<<2) 963 struct drm_intel_sprite_colorkey { 964 uint32_t plane_id; 965 uint32_t min_value; 966 uint32_t channel_mask; 967 uint32_t max_value; 968 uint32_t flags; 969 }; 970 971 #endif /* _I915_DRM_H_ */ 972