1 /************************************************************************** 2 * 3 * Copyright © 2009 VMware, Inc., Palo Alto, CA., USA 4 * All Rights Reserved. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the 8 * "Software"), to deal in the Software without restriction, including 9 * without limitation the rights to use, copy, modify, merge, publish, 10 * distribute, sub license, and/or sell copies of the Software, and to 11 * permit persons to whom the Software is furnished to do so, subject to 12 * the following conditions: 13 * 14 * The above copyright notice and this permission notice (including the 15 * next paragraph) shall be included in all copies or substantial portions 16 * of the Software. 17 * 18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 20 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL 21 * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, 22 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR 23 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE 24 * USE OR OTHER DEALINGS IN THE SOFTWARE. 25 * 26 **************************************************************************/ 27 28 #ifndef _VMWGFX_DRV_H_ 29 #define _VMWGFX_DRV_H_ 30 31 #include "vmwgfx_reg.h" 32 #include "drmP.h" 33 #include "vmwgfx_drm.h" 34 #include "drm_hashtab.h" 35 #include "linux/suspend.h" 36 #include "ttm/ttm_bo_driver.h" 37 #include "ttm/ttm_object.h" 38 #include "ttm/ttm_lock.h" 39 #include "ttm/ttm_execbuf_util.h" 40 #include "ttm/ttm_module.h" 41 #include "vmwgfx_fence.h" 42 43 #define VMWGFX_DRIVER_DATE "20111025" 44 #define VMWGFX_DRIVER_MAJOR 2 45 #define VMWGFX_DRIVER_MINOR 3 46 #define VMWGFX_DRIVER_PATCHLEVEL 0 47 #define VMWGFX_FILE_PAGE_OFFSET 0x00100000 48 #define VMWGFX_FIFO_STATIC_SIZE (1024*1024) 49 #define VMWGFX_MAX_RELOCATIONS 2048 50 #define VMWGFX_MAX_VALIDATIONS 2048 51 #define VMWGFX_MAX_DISPLAYS 16 52 #define VMWGFX_CMD_BOUNCE_INIT_SIZE 32768 53 54 #define VMW_PL_GMR TTM_PL_PRIV0 55 #define VMW_PL_FLAG_GMR TTM_PL_FLAG_PRIV0 56 57 #define VMW_RES_CONTEXT ttm_driver_type0 58 #define VMW_RES_SURFACE ttm_driver_type1 59 #define VMW_RES_STREAM ttm_driver_type2 60 #define VMW_RES_FENCE ttm_driver_type3 61 62 struct vmw_fpriv { 63 struct drm_master *locked_master; 64 struct ttm_object_file *tfile; 65 }; 66 67 struct vmw_dma_buffer { 68 struct ttm_buffer_object base; 69 struct list_head validate_list; 70 bool gmr_bound; 71 uint32_t cur_validate_node; 72 bool on_validate_list; 73 }; 74 75 struct vmw_resource { 76 struct kref kref; 77 struct vmw_private *dev_priv; 78 struct idr *idr; 79 int id; 80 enum ttm_object_type res_type; 81 bool avail; 82 void (*remove_from_lists) (struct vmw_resource *res); 83 void (*hw_destroy) (struct vmw_resource *res); 84 void (*res_free) (struct vmw_resource *res); 85 struct list_head validate_head; 86 struct list_head query_head; /* Protected by the cmdbuf mutex */ 87 /* TODO is a generic snooper needed? */ 88 #if 0 89 void (*snoop)(struct vmw_resource *res, 90 struct ttm_object_file *tfile, 91 SVGA3dCmdHeader *header); 92 void *snoop_priv; 93 #endif 94 }; 95 96 struct vmw_cursor_snooper { 97 struct drm_crtc *crtc; 98 size_t age; 99 uint32_t *image; 100 }; 101 102 struct vmw_framebuffer; 103 struct vmw_surface_offset; 104 105 struct vmw_surface { 106 struct vmw_resource res; 107 struct list_head lru_head; /* Protected by the resource lock */ 108 uint32_t flags; 109 uint32_t format; 110 uint32_t mip_levels[DRM_VMW_MAX_SURFACE_FACES]; 111 struct drm_vmw_size *sizes; 112 uint32_t num_sizes; 113 114 bool scanout; 115 116 /* TODO so far just a extra pointer */ 117 struct vmw_cursor_snooper snooper; 118 struct ttm_buffer_object *backup; 119 struct vmw_surface_offset *offsets; 120 uint32_t backup_size; 121 }; 122 123 struct vmw_marker_queue { 124 struct list_head head; 125 struct timespec lag; 126 struct timespec lag_time; 127 spinlock_t lock; 128 }; 129 130 struct vmw_fifo_state { 131 unsigned long reserved_size; 132 __le32 *dynamic_buffer; 133 __le32 *static_buffer; 134 unsigned long static_buffer_size; 135 bool using_bounce_buffer; 136 uint32_t capabilities; 137 struct mutex fifo_mutex; 138 struct rw_semaphore rwsem; 139 struct vmw_marker_queue marker_queue; 140 }; 141 142 struct vmw_relocation { 143 SVGAGuestPtr *location; 144 uint32_t index; 145 }; 146 147 struct vmw_sw_context{ 148 struct ida bo_list; 149 uint32_t last_cid; 150 bool cid_valid; 151 bool kernel; /**< is the called made from the kernel */ 152 struct vmw_resource *cur_ctx; 153 uint32_t last_sid; 154 uint32_t sid_translation; 155 bool sid_valid; 156 struct ttm_object_file *tfile; 157 struct list_head validate_nodes; 158 struct vmw_relocation relocs[VMWGFX_MAX_RELOCATIONS]; 159 uint32_t cur_reloc; 160 struct ttm_validate_buffer val_bufs[VMWGFX_MAX_VALIDATIONS]; 161 uint32_t cur_val_buf; 162 uint32_t *cmd_bounce; 163 uint32_t cmd_bounce_size; 164 struct list_head resource_list; 165 uint32_t fence_flags; 166 struct list_head query_list; 167 struct ttm_buffer_object *cur_query_bo; 168 uint32_t cur_query_cid; 169 bool query_cid_valid; 170 }; 171 172 struct vmw_legacy_display; 173 struct vmw_overlay; 174 175 struct vmw_master { 176 struct ttm_lock lock; 177 struct mutex fb_surf_mutex; 178 struct list_head fb_surf; 179 }; 180 181 struct vmw_vga_topology_state { 182 uint32_t width; 183 uint32_t height; 184 uint32_t primary; 185 uint32_t pos_x; 186 uint32_t pos_y; 187 }; 188 189 struct vmw_private { 190 struct ttm_bo_device bdev; 191 struct ttm_bo_global_ref bo_global_ref; 192 struct drm_global_reference mem_global_ref; 193 194 struct vmw_fifo_state fifo; 195 196 struct drm_device *dev; 197 unsigned long vmw_chipset; 198 unsigned int io_start; 199 uint32_t vram_start; 200 uint32_t vram_size; 201 uint32_t mmio_start; 202 uint32_t mmio_size; 203 uint32_t fb_max_width; 204 uint32_t fb_max_height; 205 __le32 __iomem *mmio_virt; 206 int mmio_mtrr; 207 uint32_t capabilities; 208 uint32_t max_gmr_descriptors; 209 uint32_t max_gmr_ids; 210 uint32_t max_gmr_pages; 211 uint32_t memory_size; 212 bool has_gmr; 213 struct mutex hw_mutex; 214 215 /* 216 * VGA registers. 217 */ 218 219 struct vmw_vga_topology_state vga_save[VMWGFX_MAX_DISPLAYS]; 220 uint32_t vga_width; 221 uint32_t vga_height; 222 uint32_t vga_bpp; 223 uint32_t vga_bpl; 224 uint32_t vga_pitchlock; 225 226 uint32_t num_displays; 227 228 /* 229 * Framebuffer info. 230 */ 231 232 void *fb_info; 233 struct vmw_legacy_display *ldu_priv; 234 struct vmw_screen_object_display *sou_priv; 235 struct vmw_overlay *overlay_priv; 236 237 /* 238 * Context and surface management. 239 */ 240 241 rwlock_t resource_lock; 242 struct idr context_idr; 243 struct idr surface_idr; 244 struct idr stream_idr; 245 246 /* 247 * Block lastclose from racing with firstopen. 248 */ 249 250 struct mutex init_mutex; 251 252 /* 253 * A resource manager for kernel-only surfaces and 254 * contexts. 255 */ 256 257 struct ttm_object_device *tdev; 258 259 /* 260 * Fencing and IRQs. 261 */ 262 263 atomic_t marker_seq; 264 wait_queue_head_t fence_queue; 265 wait_queue_head_t fifo_queue; 266 int fence_queue_waiters; /* Protected by hw_mutex */ 267 int goal_queue_waiters; /* Protected by hw_mutex */ 268 atomic_t fifo_queue_waiters; 269 uint32_t last_read_seqno; 270 spinlock_t irq_lock; 271 struct vmw_fence_manager *fman; 272 uint32_t irq_mask; 273 274 /* 275 * Device state 276 */ 277 278 uint32_t traces_state; 279 uint32_t enable_state; 280 uint32_t config_done_state; 281 282 /** 283 * Execbuf 284 */ 285 /** 286 * Protected by the cmdbuf mutex. 287 */ 288 289 struct vmw_sw_context ctx; 290 struct mutex cmdbuf_mutex; 291 292 /** 293 * Operating mode. 294 */ 295 296 bool stealth; 297 bool is_opened; 298 bool enable_fb; 299 300 /** 301 * Master management. 302 */ 303 304 struct vmw_master *active_master; 305 struct vmw_master fbdev_master; 306 struct notifier_block pm_nb; 307 bool suspended; 308 309 struct mutex release_mutex; 310 uint32_t num_3d_resources; 311 312 /* 313 * Query processing. These members 314 * are protected by the cmdbuf mutex. 315 */ 316 317 struct ttm_buffer_object *dummy_query_bo; 318 struct ttm_buffer_object *pinned_bo; 319 uint32_t query_cid; 320 bool dummy_query_bo_pinned; 321 322 /* 323 * Surface swapping. The "surface_lru" list is protected by the 324 * resource lock in order to be able to destroy a surface and take 325 * it off the lru atomically. "used_memory_size" is currently 326 * protected by the cmdbuf mutex for simplicity. 327 */ 328 329 struct list_head surface_lru; 330 uint32_t used_memory_size; 331 }; 332 333 static inline struct vmw_private *vmw_priv(struct drm_device *dev) 334 { 335 return (struct vmw_private *)dev->dev_private; 336 } 337 338 static inline struct vmw_fpriv *vmw_fpriv(struct drm_file *file_priv) 339 { 340 return (struct vmw_fpriv *)file_priv->driver_priv; 341 } 342 343 static inline struct vmw_master *vmw_master(struct drm_master *master) 344 { 345 return (struct vmw_master *) master->driver_priv; 346 } 347 348 static inline void vmw_write(struct vmw_private *dev_priv, 349 unsigned int offset, uint32_t value) 350 { 351 outl(offset, dev_priv->io_start + VMWGFX_INDEX_PORT); 352 outl(value, dev_priv->io_start + VMWGFX_VALUE_PORT); 353 } 354 355 static inline uint32_t vmw_read(struct vmw_private *dev_priv, 356 unsigned int offset) 357 { 358 uint32_t val; 359 360 outl(offset, dev_priv->io_start + VMWGFX_INDEX_PORT); 361 val = inl(dev_priv->io_start + VMWGFX_VALUE_PORT); 362 return val; 363 } 364 365 int vmw_3d_resource_inc(struct vmw_private *dev_priv, bool unhide_svga); 366 void vmw_3d_resource_dec(struct vmw_private *dev_priv, bool hide_svga); 367 368 /** 369 * GMR utilities - vmwgfx_gmr.c 370 */ 371 372 extern int vmw_gmr_bind(struct vmw_private *dev_priv, 373 struct page *pages[], 374 unsigned long num_pages, 375 int gmr_id); 376 extern void vmw_gmr_unbind(struct vmw_private *dev_priv, int gmr_id); 377 378 /** 379 * Resource utilities - vmwgfx_resource.c 380 */ 381 382 extern struct vmw_resource *vmw_context_alloc(struct vmw_private *dev_priv); 383 extern void vmw_resource_unreference(struct vmw_resource **p_res); 384 extern struct vmw_resource *vmw_resource_reference(struct vmw_resource *res); 385 extern int vmw_context_destroy_ioctl(struct drm_device *dev, void *data, 386 struct drm_file *file_priv); 387 extern int vmw_context_define_ioctl(struct drm_device *dev, void *data, 388 struct drm_file *file_priv); 389 extern int vmw_context_check(struct vmw_private *dev_priv, 390 struct ttm_object_file *tfile, 391 int id, 392 struct vmw_resource **p_res); 393 extern int vmw_user_lookup_handle(struct vmw_private *dev_priv, 394 struct ttm_object_file *tfile, 395 uint32_t handle, 396 struct vmw_surface **out_surf, 397 struct vmw_dma_buffer **out_buf); 398 extern void vmw_surface_res_free(struct vmw_resource *res); 399 extern int vmw_surface_init(struct vmw_private *dev_priv, 400 struct vmw_surface *srf, 401 void (*res_free) (struct vmw_resource *res)); 402 extern int vmw_user_surface_lookup_handle(struct vmw_private *dev_priv, 403 struct ttm_object_file *tfile, 404 uint32_t handle, 405 struct vmw_surface **out); 406 extern int vmw_surface_destroy_ioctl(struct drm_device *dev, void *data, 407 struct drm_file *file_priv); 408 extern int vmw_surface_define_ioctl(struct drm_device *dev, void *data, 409 struct drm_file *file_priv); 410 extern int vmw_surface_reference_ioctl(struct drm_device *dev, void *data, 411 struct drm_file *file_priv); 412 extern int vmw_surface_check(struct vmw_private *dev_priv, 413 struct ttm_object_file *tfile, 414 uint32_t handle, int *id); 415 extern int vmw_surface_validate(struct vmw_private *dev_priv, 416 struct vmw_surface *srf); 417 extern void vmw_dmabuf_bo_free(struct ttm_buffer_object *bo); 418 extern int vmw_dmabuf_init(struct vmw_private *dev_priv, 419 struct vmw_dma_buffer *vmw_bo, 420 size_t size, struct ttm_placement *placement, 421 bool interuptable, 422 void (*bo_free) (struct ttm_buffer_object *bo)); 423 extern int vmw_dmabuf_alloc_ioctl(struct drm_device *dev, void *data, 424 struct drm_file *file_priv); 425 extern int vmw_dmabuf_unref_ioctl(struct drm_device *dev, void *data, 426 struct drm_file *file_priv); 427 extern uint32_t vmw_dmabuf_validate_node(struct ttm_buffer_object *bo, 428 uint32_t cur_validate_node); 429 extern void vmw_dmabuf_validate_clear(struct ttm_buffer_object *bo); 430 extern int vmw_user_dmabuf_lookup(struct ttm_object_file *tfile, 431 uint32_t id, struct vmw_dma_buffer **out); 432 extern int vmw_stream_claim_ioctl(struct drm_device *dev, void *data, 433 struct drm_file *file_priv); 434 extern int vmw_stream_unref_ioctl(struct drm_device *dev, void *data, 435 struct drm_file *file_priv); 436 extern int vmw_user_stream_lookup(struct vmw_private *dev_priv, 437 struct ttm_object_file *tfile, 438 uint32_t *inout_id, 439 struct vmw_resource **out); 440 extern void vmw_resource_unreserve(struct list_head *list); 441 442 /** 443 * DMA buffer helper routines - vmwgfx_dmabuf.c 444 */ 445 extern int vmw_dmabuf_to_placement(struct vmw_private *vmw_priv, 446 struct vmw_dma_buffer *bo, 447 struct ttm_placement *placement, 448 bool interruptible); 449 extern int vmw_dmabuf_to_vram(struct vmw_private *dev_priv, 450 struct vmw_dma_buffer *buf, 451 bool pin, bool interruptible); 452 extern int vmw_dmabuf_to_vram_or_gmr(struct vmw_private *dev_priv, 453 struct vmw_dma_buffer *buf, 454 bool pin, bool interruptible); 455 extern int vmw_dmabuf_to_start_of_vram(struct vmw_private *vmw_priv, 456 struct vmw_dma_buffer *bo, 457 bool pin, bool interruptible); 458 extern int vmw_dmabuf_unpin(struct vmw_private *vmw_priv, 459 struct vmw_dma_buffer *bo, 460 bool interruptible); 461 extern void vmw_bo_get_guest_ptr(const struct ttm_buffer_object *buf, 462 SVGAGuestPtr *ptr); 463 extern void vmw_bo_pin(struct ttm_buffer_object *bo, bool pin); 464 465 /** 466 * Misc Ioctl functionality - vmwgfx_ioctl.c 467 */ 468 469 extern int vmw_getparam_ioctl(struct drm_device *dev, void *data, 470 struct drm_file *file_priv); 471 extern int vmw_get_cap_3d_ioctl(struct drm_device *dev, void *data, 472 struct drm_file *file_priv); 473 extern int vmw_present_ioctl(struct drm_device *dev, void *data, 474 struct drm_file *file_priv); 475 extern int vmw_present_readback_ioctl(struct drm_device *dev, void *data, 476 struct drm_file *file_priv); 477 extern unsigned int vmw_fops_poll(struct file *filp, 478 struct poll_table_struct *wait); 479 extern ssize_t vmw_fops_read(struct file *filp, char __user *buffer, 480 size_t count, loff_t *offset); 481 482 /** 483 * Fifo utilities - vmwgfx_fifo.c 484 */ 485 486 extern int vmw_fifo_init(struct vmw_private *dev_priv, 487 struct vmw_fifo_state *fifo); 488 extern void vmw_fifo_release(struct vmw_private *dev_priv, 489 struct vmw_fifo_state *fifo); 490 extern void *vmw_fifo_reserve(struct vmw_private *dev_priv, uint32_t bytes); 491 extern void vmw_fifo_commit(struct vmw_private *dev_priv, uint32_t bytes); 492 extern int vmw_fifo_send_fence(struct vmw_private *dev_priv, 493 uint32_t *seqno); 494 extern void vmw_fifo_ping_host(struct vmw_private *dev_priv, uint32_t reason); 495 extern bool vmw_fifo_have_3d(struct vmw_private *dev_priv); 496 extern bool vmw_fifo_have_pitchlock(struct vmw_private *dev_priv); 497 extern int vmw_fifo_emit_dummy_query(struct vmw_private *dev_priv, 498 uint32_t cid); 499 500 /** 501 * TTM glue - vmwgfx_ttm_glue.c 502 */ 503 504 extern int vmw_ttm_global_init(struct vmw_private *dev_priv); 505 extern void vmw_ttm_global_release(struct vmw_private *dev_priv); 506 extern int vmw_mmap(struct file *filp, struct vm_area_struct *vma); 507 508 /** 509 * TTM buffer object driver - vmwgfx_buffer.c 510 */ 511 512 extern struct ttm_placement vmw_vram_placement; 513 extern struct ttm_placement vmw_vram_ne_placement; 514 extern struct ttm_placement vmw_vram_sys_placement; 515 extern struct ttm_placement vmw_vram_gmr_placement; 516 extern struct ttm_placement vmw_vram_gmr_ne_placement; 517 extern struct ttm_placement vmw_sys_placement; 518 extern struct ttm_placement vmw_evictable_placement; 519 extern struct ttm_placement vmw_srf_placement; 520 extern struct ttm_bo_driver vmw_bo_driver; 521 extern int vmw_dma_quiescent(struct drm_device *dev); 522 523 /** 524 * Command submission - vmwgfx_execbuf.c 525 */ 526 527 extern int vmw_execbuf_ioctl(struct drm_device *dev, void *data, 528 struct drm_file *file_priv); 529 extern int vmw_execbuf_process(struct drm_file *file_priv, 530 struct vmw_private *dev_priv, 531 void __user *user_commands, 532 void *kernel_commands, 533 uint32_t command_size, 534 uint64_t throttle_us, 535 struct drm_vmw_fence_rep __user 536 *user_fence_rep); 537 538 extern void 539 vmw_execbuf_release_pinned_bo(struct vmw_private *dev_priv, 540 bool only_on_cid_match, uint32_t cid); 541 542 extern int vmw_execbuf_fence_commands(struct drm_file *file_priv, 543 struct vmw_private *dev_priv, 544 struct vmw_fence_obj **p_fence, 545 uint32_t *p_handle); 546 extern void vmw_execbuf_copy_fence_user(struct vmw_private *dev_priv, 547 struct vmw_fpriv *vmw_fp, 548 int ret, 549 struct drm_vmw_fence_rep __user 550 *user_fence_rep, 551 struct vmw_fence_obj *fence, 552 uint32_t fence_handle); 553 554 /** 555 * IRQs and wating - vmwgfx_irq.c 556 */ 557 558 extern irqreturn_t vmw_irq_handler(DRM_IRQ_ARGS); 559 extern int vmw_wait_seqno(struct vmw_private *dev_priv, bool lazy, 560 uint32_t seqno, bool interruptible, 561 unsigned long timeout); 562 extern void vmw_irq_preinstall(struct drm_device *dev); 563 extern int vmw_irq_postinstall(struct drm_device *dev); 564 extern void vmw_irq_uninstall(struct drm_device *dev); 565 extern bool vmw_seqno_passed(struct vmw_private *dev_priv, 566 uint32_t seqno); 567 extern int vmw_fallback_wait(struct vmw_private *dev_priv, 568 bool lazy, 569 bool fifo_idle, 570 uint32_t seqno, 571 bool interruptible, 572 unsigned long timeout); 573 extern void vmw_update_seqno(struct vmw_private *dev_priv, 574 struct vmw_fifo_state *fifo_state); 575 extern void vmw_seqno_waiter_add(struct vmw_private *dev_priv); 576 extern void vmw_seqno_waiter_remove(struct vmw_private *dev_priv); 577 extern void vmw_goal_waiter_add(struct vmw_private *dev_priv); 578 extern void vmw_goal_waiter_remove(struct vmw_private *dev_priv); 579 580 /** 581 * Rudimentary fence-like objects currently used only for throttling - 582 * vmwgfx_marker.c 583 */ 584 585 extern void vmw_marker_queue_init(struct vmw_marker_queue *queue); 586 extern void vmw_marker_queue_takedown(struct vmw_marker_queue *queue); 587 extern int vmw_marker_push(struct vmw_marker_queue *queue, 588 uint32_t seqno); 589 extern int vmw_marker_pull(struct vmw_marker_queue *queue, 590 uint32_t signaled_seqno); 591 extern int vmw_wait_lag(struct vmw_private *dev_priv, 592 struct vmw_marker_queue *queue, uint32_t us); 593 594 /** 595 * Kernel framebuffer - vmwgfx_fb.c 596 */ 597 598 int vmw_fb_init(struct vmw_private *vmw_priv); 599 int vmw_fb_close(struct vmw_private *dev_priv); 600 int vmw_fb_off(struct vmw_private *vmw_priv); 601 int vmw_fb_on(struct vmw_private *vmw_priv); 602 603 /** 604 * Kernel modesetting - vmwgfx_kms.c 605 */ 606 607 int vmw_kms_init(struct vmw_private *dev_priv); 608 int vmw_kms_close(struct vmw_private *dev_priv); 609 int vmw_kms_save_vga(struct vmw_private *vmw_priv); 610 int vmw_kms_restore_vga(struct vmw_private *vmw_priv); 611 int vmw_kms_cursor_bypass_ioctl(struct drm_device *dev, void *data, 612 struct drm_file *file_priv); 613 void vmw_kms_cursor_post_execbuf(struct vmw_private *dev_priv); 614 void vmw_kms_cursor_snoop(struct vmw_surface *srf, 615 struct ttm_object_file *tfile, 616 struct ttm_buffer_object *bo, 617 SVGA3dCmdHeader *header); 618 int vmw_kms_write_svga(struct vmw_private *vmw_priv, 619 unsigned width, unsigned height, unsigned pitch, 620 unsigned bpp, unsigned depth); 621 void vmw_kms_idle_workqueues(struct vmw_master *vmaster); 622 bool vmw_kms_validate_mode_vram(struct vmw_private *dev_priv, 623 uint32_t pitch, 624 uint32_t height); 625 u32 vmw_get_vblank_counter(struct drm_device *dev, int crtc); 626 int vmw_enable_vblank(struct drm_device *dev, int crtc); 627 void vmw_disable_vblank(struct drm_device *dev, int crtc); 628 int vmw_kms_present(struct vmw_private *dev_priv, 629 struct drm_file *file_priv, 630 struct vmw_framebuffer *vfb, 631 struct vmw_surface *surface, 632 uint32_t sid, int32_t destX, int32_t destY, 633 struct drm_vmw_rect *clips, 634 uint32_t num_clips); 635 int vmw_kms_readback(struct vmw_private *dev_priv, 636 struct drm_file *file_priv, 637 struct vmw_framebuffer *vfb, 638 struct drm_vmw_fence_rep __user *user_fence_rep, 639 struct drm_vmw_rect *clips, 640 uint32_t num_clips); 641 int vmw_kms_update_layout_ioctl(struct drm_device *dev, void *data, 642 struct drm_file *file_priv); 643 644 /** 645 * Overlay control - vmwgfx_overlay.c 646 */ 647 648 int vmw_overlay_init(struct vmw_private *dev_priv); 649 int vmw_overlay_close(struct vmw_private *dev_priv); 650 int vmw_overlay_ioctl(struct drm_device *dev, void *data, 651 struct drm_file *file_priv); 652 int vmw_overlay_stop_all(struct vmw_private *dev_priv); 653 int vmw_overlay_resume_all(struct vmw_private *dev_priv); 654 int vmw_overlay_pause_all(struct vmw_private *dev_priv); 655 int vmw_overlay_claim(struct vmw_private *dev_priv, uint32_t *out); 656 int vmw_overlay_unref(struct vmw_private *dev_priv, uint32_t stream_id); 657 int vmw_overlay_num_overlays(struct vmw_private *dev_priv); 658 int vmw_overlay_num_free_overlays(struct vmw_private *dev_priv); 659 660 /** 661 * GMR Id manager 662 */ 663 664 extern const struct ttm_mem_type_manager_func vmw_gmrid_manager_func; 665 666 /** 667 * Inline helper functions 668 */ 669 670 static inline void vmw_surface_unreference(struct vmw_surface **srf) 671 { 672 struct vmw_surface *tmp_srf = *srf; 673 struct vmw_resource *res = &tmp_srf->res; 674 *srf = NULL; 675 676 vmw_resource_unreference(&res); 677 } 678 679 static inline struct vmw_surface *vmw_surface_reference(struct vmw_surface *srf) 680 { 681 (void) vmw_resource_reference(&srf->res); 682 return srf; 683 } 684 685 static inline void vmw_dmabuf_unreference(struct vmw_dma_buffer **buf) 686 { 687 struct vmw_dma_buffer *tmp_buf = *buf; 688 struct ttm_buffer_object *bo = &tmp_buf->base; 689 *buf = NULL; 690 691 ttm_bo_unref(&bo); 692 } 693 694 static inline struct vmw_dma_buffer *vmw_dmabuf_reference(struct vmw_dma_buffer *buf) 695 { 696 if (ttm_bo_reference(&buf->base)) 697 return buf; 698 return NULL; 699 } 700 701 static inline struct ttm_mem_global *vmw_mem_glob(struct vmw_private *dev_priv) 702 { 703 return (struct ttm_mem_global *) dev_priv->mem_global_ref.object; 704 } 705 #endif 706