drivers/gpu/drm/vmwgfx/vmwgfx_drv.h

   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         struct list_head fence_events;
  66 };
  67
  68 struct vmw_dma_buffer {
  69         struct ttm_buffer_object base;
  70         struct list_head validate_list;
  71         bool gmr_bound;
  72         uint32_t cur_validate_node;
  73         bool on_validate_list;
  74 };
  75
  76 struct vmw_resource {
  77         struct kref kref;
  78         struct vmw_private *dev_priv;
  79         struct idr *idr;
  80         int id;
  81         enum ttm_object_type res_type;
  82         bool avail;
  83         void (*remove_from_lists) (struct vmw_resource *res);
  84         void (*hw_destroy) (struct vmw_resource *res);
  85         void (*res_free) (struct vmw_resource *res);
  86         struct list_head validate_head;
  87         struct list_head query_head; /* Protected by the cmdbuf mutex */
  88         /* TODO is a generic snooper needed? */
  89 #if 0
  90         void (*snoop)(struct vmw_resource *res,
  91                       struct ttm_object_file *tfile,
  92                       SVGA3dCmdHeader *header);
  93         void *snoop_priv;
  94 #endif
  95 };
  96
  97 struct vmw_cursor_snooper {
  98         struct drm_crtc *crtc;
  99         size_t age;
 100         uint32_t *image;
 101 };
 102
 103 struct vmw_framebuffer;
 104 struct vmw_surface_offset;
 105
 106 struct vmw_surface {
 107         struct vmw_resource res;
 108         struct list_head lru_head; /* Protected by the resource lock */
 109         uint32_t flags;
 110         uint32_t format;
 111         uint32_t mip_levels[DRM_VMW_MAX_SURFACE_FACES];
 112         struct drm_vmw_size *sizes;
 113         uint32_t num_sizes;
 114
 115         bool scanout;
 116
 117         /* TODO so far just a extra pointer */
 118         struct vmw_cursor_snooper snooper;
 119         struct ttm_buffer_object *backup;
 120         struct vmw_surface_offset *offsets;
 121         uint32_t backup_size;
 122 };
 123
 124 struct vmw_marker_queue {
 125         struct list_head head;
 126         struct timespec lag;
 127         struct timespec lag_time;
 128         spinlock_t lock;
 129 };
 130
 131 struct vmw_fifo_state {
 132         unsigned long reserved_size;
 133         __le32 *dynamic_buffer;
 134         __le32 *static_buffer;
 135         unsigned long static_buffer_size;
 136         bool using_bounce_buffer;
 137         uint32_t capabilities;
 138         struct mutex fifo_mutex;
 139         struct rw_semaphore rwsem;
 140         struct vmw_marker_queue marker_queue;
 141 };
 142
 143 struct vmw_relocation {
 144         SVGAGuestPtr *location;
 145         uint32_t index;
 146 };
 147
 148 struct vmw_sw_context{
 149         struct ida bo_list;
 150         uint32_t last_cid;
 151         bool cid_valid;
 152         bool kernel; /**< is the called made from the kernel */
 153         struct vmw_resource *cur_ctx;
 154         uint32_t last_sid;
 155         uint32_t sid_translation;
 156         bool sid_valid;
 157         struct ttm_object_file *tfile;
 158         struct list_head validate_nodes;
 159         struct vmw_relocation relocs[VMWGFX_MAX_RELOCATIONS];
 160         uint32_t cur_reloc;
 161         struct ttm_validate_buffer val_bufs[VMWGFX_MAX_VALIDATIONS];
 162         uint32_t cur_val_buf;
 163         uint32_t *cmd_bounce;
 164         uint32_t cmd_bounce_size;
 165         struct list_head resource_list;
 166         uint32_t fence_flags;
 167         struct list_head query_list;
 168         struct ttm_buffer_object *cur_query_bo;
 169         uint32_t cur_query_cid;
 170         bool query_cid_valid;
 171 };
 172
 173 struct vmw_legacy_display;
 174 struct vmw_overlay;
 175
 176 struct vmw_master {
 177         struct ttm_lock lock;
 178         struct mutex fb_surf_mutex;
 179         struct list_head fb_surf;
 180 };
 181
 182 struct vmw_vga_topology_state {
 183         uint32_t width;
 184         uint32_t height;
 185         uint32_t primary;
 186         uint32_t pos_x;
 187         uint32_t pos_y;
 188 };
 189
 190 struct vmw_private {
 191         struct ttm_bo_device bdev;
 192         struct ttm_bo_global_ref bo_global_ref;
 193         struct drm_global_reference mem_global_ref;
 194
 195         struct vmw_fifo_state fifo;
 196
 197         struct drm_device *dev;
 198         unsigned long vmw_chipset;
 199         unsigned int io_start;
 200         uint32_t vram_start;
 201         uint32_t vram_size;
 202         uint32_t mmio_start;
 203         uint32_t mmio_size;
 204         uint32_t fb_max_width;
 205         uint32_t fb_max_height;
 206         __le32 __iomem *mmio_virt;
 207         int mmio_mtrr;
 208         uint32_t capabilities;
 209         uint32_t max_gmr_descriptors;
 210         uint32_t max_gmr_ids;
 211         uint32_t max_gmr_pages;
 212         uint32_t memory_size;
 213         bool has_gmr;
 214         struct mutex hw_mutex;
 215
 216         /*
 217          * VGA registers.
 218          */
 219
 220         struct vmw_vga_topology_state vga_save[VMWGFX_MAX_DISPLAYS];
 221         uint32_t vga_width;
 222         uint32_t vga_height;
 223         uint32_t vga_bpp;
 224         uint32_t vga_bpl;
 225         uint32_t vga_pitchlock;
 226
 227         uint32_t num_displays;
 228
 229         /*
 230          * Framebuffer info.
 231          */
 232
 233         void *fb_info;
 234         struct vmw_legacy_display *ldu_priv;
 235         struct vmw_screen_object_display *sou_priv;
 236         struct vmw_overlay *overlay_priv;
 237
 238         /*
 239          * Context and surface management.
 240          */
 241
 242         rwlock_t resource_lock;
 243         struct idr context_idr;
 244         struct idr surface_idr;
 245         struct idr stream_idr;
 246
 247         /*
 248          * Block lastclose from racing with firstopen.
 249          */
 250
 251         struct mutex init_mutex;
 252
 253         /*
 254          * A resource manager for kernel-only surfaces and
 255          * contexts.
 256          */
 257
 258         struct ttm_object_device *tdev;
 259
 260         /*
 261          * Fencing and IRQs.
 262          */
 263
 264         atomic_t marker_seq;
 265         wait_queue_head_t fence_queue;
 266         wait_queue_head_t fifo_queue;
 267         int fence_queue_waiters; /* Protected by hw_mutex */
 268         int goal_queue_waiters; /* Protected by hw_mutex */
 269         atomic_t fifo_queue_waiters;
 270         uint32_t last_read_seqno;
 271         spinlock_t irq_lock;
 272         struct vmw_fence_manager *fman;
 273         uint32_t irq_mask;
 274
 275         /*
 276          * Device state
 277          */
 278
 279         uint32_t traces_state;
 280         uint32_t enable_state;
 281         uint32_t config_done_state;
 282
 283         /**
 284          * Execbuf
 285          */
 286         /**
 287          * Protected by the cmdbuf mutex.
 288          */
 289
 290         struct vmw_sw_context ctx;
 291         struct mutex cmdbuf_mutex;
 292
 293         /**
 294          * Operating mode.
 295          */
 296
 297         bool stealth;
 298         bool is_opened;
 299         bool enable_fb;
 300
 301         /**
 302          * Master management.
 303          */
 304
 305         struct vmw_master *active_master;
 306         struct vmw_master fbdev_master;
 307         struct notifier_block pm_nb;
 308         bool suspended;
 309
 310         struct mutex release_mutex;
 311         uint32_t num_3d_resources;
 312
 313         /*
 314          * Query processing. These members
 315          * are protected by the cmdbuf mutex.
 316          */
 317
 318         struct ttm_buffer_object *dummy_query_bo;
 319         struct ttm_buffer_object *pinned_bo;
 320         uint32_t query_cid;
 321         bool dummy_query_bo_pinned;
 322
 323         /*
 324          * Surface swapping. The "surface_lru" list is protected by the
 325          * resource lock in order to be able to destroy a surface and take
 326          * it off the lru atomically. "used_memory_size" is currently
 327          * protected by the cmdbuf mutex for simplicity.
 328          */
 329
 330         struct list_head surface_lru;
 331         uint32_t used_memory_size;
 332 };
 333
 334 static inline struct vmw_private *vmw_priv(struct drm_device *dev)
 335 {
 336         return (struct vmw_private *)dev->dev_private;
 337 }
 338
 339 static inline struct vmw_fpriv *vmw_fpriv(struct drm_file *file_priv)
 340 {
 341         return (struct vmw_fpriv *)file_priv->driver_priv;
 342 }
 343
 344 static inline struct vmw_master *vmw_master(struct drm_master *master)
 345 {
 346         return (struct vmw_master *) master->driver_priv;
 347 }
 348
 349 static inline void vmw_write(struct vmw_private *dev_priv,
 350                              unsigned int offset, uint32_t value)
 351 {
 352         outl(offset, dev_priv->io_start + VMWGFX_INDEX_PORT);
 353         outl(value, dev_priv->io_start + VMWGFX_VALUE_PORT);
 354 }
 355
 356 static inline uint32_t vmw_read(struct vmw_private *dev_priv,
 357                                 unsigned int offset)
 358 {
 359         uint32_t val;
 360
 361         outl(offset, dev_priv->io_start + VMWGFX_INDEX_PORT);
 362         val = inl(dev_priv->io_start + VMWGFX_VALUE_PORT);
 363         return val;
 364 }
 365
 366 int vmw_3d_resource_inc(struct vmw_private *dev_priv, bool unhide_svga);
 367 void vmw_3d_resource_dec(struct vmw_private *dev_priv, bool hide_svga);
 368
 369 /**
 370  * GMR utilities - vmwgfx_gmr.c
 371  */
 372
 373 extern int vmw_gmr_bind(struct vmw_private *dev_priv,
 374                         struct page *pages[],
 375                         unsigned long num_pages,
 376                         int gmr_id);
 377 extern void vmw_gmr_unbind(struct vmw_private *dev_priv, int gmr_id);
 378
 379 /**
 380  * Resource utilities - vmwgfx_resource.c
 381  */
 382
 383 extern struct vmw_resource *vmw_context_alloc(struct vmw_private *dev_priv);
 384 extern void vmw_resource_unreference(struct vmw_resource **p_res);
 385 extern struct vmw_resource *vmw_resource_reference(struct vmw_resource *res);
 386 extern int vmw_context_destroy_ioctl(struct drm_device *dev, void *data,
 387                                      struct drm_file *file_priv);
 388 extern int vmw_context_define_ioctl(struct drm_device *dev, void *data,
 389                                     struct drm_file *file_priv);
 390 extern int vmw_context_check(struct vmw_private *dev_priv,
 391                              struct ttm_object_file *tfile,
 392                              int id,
 393                              struct vmw_resource **p_res);
 394 extern int vmw_user_lookup_handle(struct vmw_private *dev_priv,
 395                                   struct ttm_object_file *tfile,
 396                                   uint32_t handle,
 397                                   struct vmw_surface **out_surf,
 398                                   struct vmw_dma_buffer **out_buf);
 399 extern void vmw_surface_res_free(struct vmw_resource *res);
 400 extern int vmw_surface_init(struct vmw_private *dev_priv,
 401                             struct vmw_surface *srf,
 402                             void (*res_free) (struct vmw_resource *res));
 403 extern int vmw_user_surface_lookup_handle(struct vmw_private *dev_priv,
 404                                           struct ttm_object_file *tfile,
 405                                           uint32_t handle,
 406                                           struct vmw_surface **out);
 407 extern int vmw_surface_destroy_ioctl(struct drm_device *dev, void *data,
 408                                      struct drm_file *file_priv);
 409 extern int vmw_surface_define_ioctl(struct drm_device *dev, void *data,
 410                                     struct drm_file *file_priv);
 411 extern int vmw_surface_reference_ioctl(struct drm_device *dev, void *data,
 412                                        struct drm_file *file_priv);
 413 extern int vmw_surface_check(struct vmw_private *dev_priv,
 414                              struct ttm_object_file *tfile,
 415                              uint32_t handle, int *id);
 416 extern int vmw_surface_validate(struct vmw_private *dev_priv,
 417                                 struct vmw_surface *srf);
 418 extern void vmw_dmabuf_bo_free(struct ttm_buffer_object *bo);
 419 extern int vmw_dmabuf_init(struct vmw_private *dev_priv,
 420                            struct vmw_dma_buffer *vmw_bo,
 421                            size_t size, struct ttm_placement *placement,
 422                            bool interuptable,
 423                            void (*bo_free) (struct ttm_buffer_object *bo));
 424 extern int vmw_dmabuf_alloc_ioctl(struct drm_device *dev, void *data,
 425                                   struct drm_file *file_priv);
 426 extern int vmw_dmabuf_unref_ioctl(struct drm_device *dev, void *data,
 427                                   struct drm_file *file_priv);
 428 extern uint32_t vmw_dmabuf_validate_node(struct ttm_buffer_object *bo,
 429                                          uint32_t cur_validate_node);
 430 extern void vmw_dmabuf_validate_clear(struct ttm_buffer_object *bo);
 431 extern int vmw_user_dmabuf_lookup(struct ttm_object_file *tfile,
 432                                   uint32_t id, struct vmw_dma_buffer **out);
 433 extern int vmw_stream_claim_ioctl(struct drm_device *dev, void *data,
 434                                   struct drm_file *file_priv);
 435 extern int vmw_stream_unref_ioctl(struct drm_device *dev, void *data,
 436                                   struct drm_file *file_priv);
 437 extern int vmw_user_stream_lookup(struct vmw_private *dev_priv,
 438                                   struct ttm_object_file *tfile,
 439                                   uint32_t *inout_id,
 440                                   struct vmw_resource **out);
 441 extern void vmw_resource_unreserve(struct list_head *list);
 442
 443 /**
 444  * DMA buffer helper routines - vmwgfx_dmabuf.c
 445  */
 446 extern int vmw_dmabuf_to_placement(struct vmw_private *vmw_priv,
 447                                    struct vmw_dma_buffer *bo,
 448                                    struct ttm_placement *placement,
 449                                    bool interruptible);
 450 extern int vmw_dmabuf_to_vram(struct vmw_private *dev_priv,
 451                               struct vmw_dma_buffer *buf,
 452                               bool pin, bool interruptible);
 453 extern int vmw_dmabuf_to_vram_or_gmr(struct vmw_private *dev_priv,
 454                                      struct vmw_dma_buffer *buf,
 455                                      bool pin, bool interruptible);
 456 extern int vmw_dmabuf_to_start_of_vram(struct vmw_private *vmw_priv,
 457                                        struct vmw_dma_buffer *bo,
 458                                        bool pin, bool interruptible);
 459 extern int vmw_dmabuf_unpin(struct vmw_private *vmw_priv,
 460                             struct vmw_dma_buffer *bo,
 461                             bool interruptible);
 462 extern void vmw_bo_get_guest_ptr(const struct ttm_buffer_object *buf,
 463                                  SVGAGuestPtr *ptr);
 464 extern void vmw_bo_pin(struct ttm_buffer_object *bo, bool pin);
 465
 466 /**
 467  * Misc Ioctl functionality - vmwgfx_ioctl.c
 468  */
 469
 470 extern int vmw_getparam_ioctl(struct drm_device *dev, void *data,
 471                               struct drm_file *file_priv);
 472 extern int vmw_get_cap_3d_ioctl(struct drm_device *dev, void *data,
 473                                 struct drm_file *file_priv);
 474 extern int vmw_present_ioctl(struct drm_device *dev, void *data,
 475                              struct drm_file *file_priv);
 476 extern int vmw_present_readback_ioctl(struct drm_device *dev, void *data,
 477                                       struct drm_file *file_priv);
 478 extern unsigned int vmw_fops_poll(struct file *filp,
 479                                   struct poll_table_struct *wait);
 480 extern ssize_t vmw_fops_read(struct file *filp, char __user *buffer,
 481                              size_t count, loff_t *offset);
 482
 483 /**
 484  * Fifo utilities - vmwgfx_fifo.c
 485  */
 486
 487 extern int vmw_fifo_init(struct vmw_private *dev_priv,
 488                          struct vmw_fifo_state *fifo);
 489 extern void vmw_fifo_release(struct vmw_private *dev_priv,
 490                              struct vmw_fifo_state *fifo);
 491 extern void *vmw_fifo_reserve(struct vmw_private *dev_priv, uint32_t bytes);
 492 extern void vmw_fifo_commit(struct vmw_private *dev_priv, uint32_t bytes);
 493 extern int vmw_fifo_send_fence(struct vmw_private *dev_priv,
 494                                uint32_t *seqno);
 495 extern void vmw_fifo_ping_host(struct vmw_private *dev_priv, uint32_t reason);
 496 extern bool vmw_fifo_have_3d(struct vmw_private *dev_priv);
 497 extern bool vmw_fifo_have_pitchlock(struct vmw_private *dev_priv);
 498 extern int vmw_fifo_emit_dummy_query(struct vmw_private *dev_priv,
 499                                      uint32_t cid);
 500
 501 /**
 502  * TTM glue - vmwgfx_ttm_glue.c
 503  */
 504
 505 extern int vmw_ttm_global_init(struct vmw_private *dev_priv);
 506 extern void vmw_ttm_global_release(struct vmw_private *dev_priv);
 507 extern int vmw_mmap(struct file *filp, struct vm_area_struct *vma);
 508
 509 /**
 510  * TTM buffer object driver - vmwgfx_buffer.c
 511  */
 512
 513 extern struct ttm_placement vmw_vram_placement;
 514 extern struct ttm_placement vmw_vram_ne_placement;
 515 extern struct ttm_placement vmw_vram_sys_placement;
 516 extern struct ttm_placement vmw_vram_gmr_placement;
 517 extern struct ttm_placement vmw_vram_gmr_ne_placement;
 518 extern struct ttm_placement vmw_sys_placement;
 519 extern struct ttm_placement vmw_evictable_placement;
 520 extern struct ttm_placement vmw_srf_placement;
 521 extern struct ttm_bo_driver vmw_bo_driver;
 522 extern int vmw_dma_quiescent(struct drm_device *dev);
 523
 524 /**
 525  * Command submission - vmwgfx_execbuf.c
 526  */
 527
 528 extern int vmw_execbuf_ioctl(struct drm_device *dev, void *data,
 529                              struct drm_file *file_priv);
 530 extern int vmw_execbuf_process(struct drm_file *file_priv,
 531                                struct vmw_private *dev_priv,
 532                                void __user *user_commands,
 533                                void *kernel_commands,
 534                                uint32_t command_size,
 535                                uint64_t throttle_us,
 536                                struct drm_vmw_fence_rep __user
 537                                *user_fence_rep,
 538                                struct vmw_fence_obj **out_fence);
 539
 540 extern void
 541 vmw_execbuf_release_pinned_bo(struct vmw_private *dev_priv,
 542                               bool only_on_cid_match, uint32_t cid);
 543
 544 extern int vmw_execbuf_fence_commands(struct drm_file *file_priv,
 545                                       struct vmw_private *dev_priv,
 546                                       struct vmw_fence_obj **p_fence,
 547                                       uint32_t *p_handle);
 548 extern void vmw_execbuf_copy_fence_user(struct vmw_private *dev_priv,
 549                                         struct vmw_fpriv *vmw_fp,
 550                                         int ret,
 551                                         struct drm_vmw_fence_rep __user
 552                                         *user_fence_rep,
 553                                         struct vmw_fence_obj *fence,
 554                                         uint32_t fence_handle);
 555
 556 /**
 557  * IRQs and wating - vmwgfx_irq.c
 558  */
 559
 560 extern irqreturn_t vmw_irq_handler(DRM_IRQ_ARGS);
 561 extern int vmw_wait_seqno(struct vmw_private *dev_priv, bool lazy,
 562                              uint32_t seqno, bool interruptible,
 563                              unsigned long timeout);
 564 extern void vmw_irq_preinstall(struct drm_device *dev);
 565 extern int vmw_irq_postinstall(struct drm_device *dev);
 566 extern void vmw_irq_uninstall(struct drm_device *dev);
 567 extern bool vmw_seqno_passed(struct vmw_private *dev_priv,
 568                                 uint32_t seqno);
 569 extern int vmw_fallback_wait(struct vmw_private *dev_priv,
 570                              bool lazy,
 571                              bool fifo_idle,
 572                              uint32_t seqno,
 573                              bool interruptible,
 574                              unsigned long timeout);
 575 extern void vmw_update_seqno(struct vmw_private *dev_priv,
 576                                 struct vmw_fifo_state *fifo_state);
 577 extern void vmw_seqno_waiter_add(struct vmw_private *dev_priv);
 578 extern void vmw_seqno_waiter_remove(struct vmw_private *dev_priv);
 579 extern void vmw_goal_waiter_add(struct vmw_private *dev_priv);
 580 extern void vmw_goal_waiter_remove(struct vmw_private *dev_priv);
 581
 582 /**
 583  * Rudimentary fence-like objects currently used only for throttling -
 584  * vmwgfx_marker.c
 585  */
 586
 587 extern void vmw_marker_queue_init(struct vmw_marker_queue *queue);
 588 extern void vmw_marker_queue_takedown(struct vmw_marker_queue *queue);
 589 extern int vmw_marker_push(struct vmw_marker_queue *queue,
 590                           uint32_t seqno);
 591 extern int vmw_marker_pull(struct vmw_marker_queue *queue,
 592                           uint32_t signaled_seqno);
 593 extern int vmw_wait_lag(struct vmw_private *dev_priv,
 594                         struct vmw_marker_queue *queue, uint32_t us);
 595
 596 /**
 597  * Kernel framebuffer - vmwgfx_fb.c
 598  */
 599
 600 int vmw_fb_init(struct vmw_private *vmw_priv);
 601 int vmw_fb_close(struct vmw_private *dev_priv);
 602 int vmw_fb_off(struct vmw_private *vmw_priv);
 603 int vmw_fb_on(struct vmw_private *vmw_priv);
 604
 605 /**
 606  * Kernel modesetting - vmwgfx_kms.c
 607  */
 608
 609 int vmw_kms_init(struct vmw_private *dev_priv);
 610 int vmw_kms_close(struct vmw_private *dev_priv);
 611 int vmw_kms_save_vga(struct vmw_private *vmw_priv);
 612 int vmw_kms_restore_vga(struct vmw_private *vmw_priv);
 613 int vmw_kms_cursor_bypass_ioctl(struct drm_device *dev, void *data,
 614                                 struct drm_file *file_priv);
 615 void vmw_kms_cursor_post_execbuf(struct vmw_private *dev_priv);
 616 void vmw_kms_cursor_snoop(struct vmw_surface *srf,
 617                           struct ttm_object_file *tfile,
 618                           struct ttm_buffer_object *bo,
 619                           SVGA3dCmdHeader *header);
 620 int vmw_kms_write_svga(struct vmw_private *vmw_priv,
 621                        unsigned width, unsigned height, unsigned pitch,
 622                        unsigned bpp, unsigned depth);
 623 void vmw_kms_idle_workqueues(struct vmw_master *vmaster);
 624 bool vmw_kms_validate_mode_vram(struct vmw_private *dev_priv,
 625                                 uint32_t pitch,
 626                                 uint32_t height);
 627 u32 vmw_get_vblank_counter(struct drm_device *dev, int crtc);
 628 int vmw_enable_vblank(struct drm_device *dev, int crtc);
 629 void vmw_disable_vblank(struct drm_device *dev, int crtc);
 630 int vmw_kms_present(struct vmw_private *dev_priv,
 631                     struct drm_file *file_priv,
 632                     struct vmw_framebuffer *vfb,
 633                     struct vmw_surface *surface,
 634                     uint32_t sid, int32_t destX, int32_t destY,
 635                     struct drm_vmw_rect *clips,
 636                     uint32_t num_clips);
 637 int vmw_kms_readback(struct vmw_private *dev_priv,
 638                      struct drm_file *file_priv,
 639                      struct vmw_framebuffer *vfb,
 640                      struct drm_vmw_fence_rep __user *user_fence_rep,
 641                      struct drm_vmw_rect *clips,
 642                      uint32_t num_clips);
 643 int vmw_kms_update_layout_ioctl(struct drm_device *dev, void *data,
 644                                 struct drm_file *file_priv);
 645
 646 /**
 647  * Overlay control - vmwgfx_overlay.c
 648  */
 649
 650 int vmw_overlay_init(struct vmw_private *dev_priv);
 651 int vmw_overlay_close(struct vmw_private *dev_priv);
 652 int vmw_overlay_ioctl(struct drm_device *dev, void *data,
 653                       struct drm_file *file_priv);
 654 int vmw_overlay_stop_all(struct vmw_private *dev_priv);
 655 int vmw_overlay_resume_all(struct vmw_private *dev_priv);
 656 int vmw_overlay_pause_all(struct vmw_private *dev_priv);
 657 int vmw_overlay_claim(struct vmw_private *dev_priv, uint32_t *out);
 658 int vmw_overlay_unref(struct vmw_private *dev_priv, uint32_t stream_id);
 659 int vmw_overlay_num_overlays(struct vmw_private *dev_priv);
 660 int vmw_overlay_num_free_overlays(struct vmw_private *dev_priv);
 661
 662 /**
 663  * Fence function - vmwgfx_fence.c
 664  */
 665
 666 int vmw_event_fence_action_queue(struct drm_file *file_priv,
 667                                  struct vmw_fence_obj *fence,
 668                                  struct drm_pending_event *event,
 669                                  uint32_t *tv_sec,
 670                                  uint32_t *tv_usec,
 671                                  bool interruptible);
 672
 673
 674 /**
 675  * GMR Id manager
 676  */
 677
 678 extern const struct ttm_mem_type_manager_func vmw_gmrid_manager_func;
 679
 680 /**
 681  * Inline helper functions
 682  */
 683
 684 static inline void vmw_surface_unreference(struct vmw_surface **srf)
 685 {
 686         struct vmw_surface *tmp_srf = *srf;
 687         struct vmw_resource *res = &tmp_srf->res;
 688         *srf = NULL;
 689
 690         vmw_resource_unreference(&res);
 691 }
 692
 693 static inline struct vmw_surface *vmw_surface_reference(struct vmw_surface *srf)
 694 {
 695         (void) vmw_resource_reference(&srf->res);
 696         return srf;
 697 }
 698
 699 static inline void vmw_dmabuf_unreference(struct vmw_dma_buffer **buf)
 700 {
 701         struct vmw_dma_buffer *tmp_buf = *buf;
 702         struct ttm_buffer_object *bo = &tmp_buf->base;
 703         *buf = NULL;
 704
 705         ttm_bo_unref(&bo);
 706 }
 707
 708 static inline struct vmw_dma_buffer *vmw_dmabuf_reference(struct vmw_dma_buffer *buf)
 709 {
 710         if (ttm_bo_reference(&buf->base))
 711                 return buf;
 712         return NULL;
 713 }
 714
 715 static inline struct ttm_mem_global *vmw_mem_glob(struct vmw_private *dev_priv)
 716 {
 717         return (struct ttm_mem_global *) dev_priv->mem_global_ref.object;
 718 }
 719 #endif