1 /**************************************************************************
3 * Copyright © 2009 VMware, Inc., Palo Alto, CA., USA
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:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
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.
26 **************************************************************************/
28 #ifndef _VMWGFX_DRV_H_
29 #define _VMWGFX_DRV_H_
31 #include "vmwgfx_reg.h"
33 #include <drm/vmwgfx_drm.h>
34 #include <drm/drm_hashtab.h>
35 #include <linux/suspend.h>
36 #include <drm/ttm/ttm_bo_driver.h>
37 #include <drm/ttm/ttm_object.h>
38 #include <drm/ttm/ttm_lock.h>
39 #include <drm/ttm/ttm_execbuf_util.h>
40 #include <drm/ttm/ttm_module.h>
41 #include "vmwgfx_fence.h"
43 #define VMWGFX_DRIVER_DATE "20120209"
44 #define VMWGFX_DRIVER_MAJOR 2
45 #define VMWGFX_DRIVER_MINOR 4
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
54 #define VMW_PL_GMR TTM_PL_PRIV0
55 #define VMW_PL_FLAG_GMR TTM_PL_FLAG_PRIV0
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
63 struct drm_master *locked_master;
64 struct ttm_object_file *tfile;
65 struct list_head fence_events;
68 struct vmw_dma_buffer {
69 struct ttm_buffer_object base;
70 struct list_head res_list;
74 * struct vmw_validate_buffer - Carries validation info about buffers.
76 * @base: Validation info for TTM.
77 * @hash: Hash entry for quick lookup of the TTM buffer object.
79 * This structure contains also driver private validation info
80 * on top of the info needed by TTM.
82 struct vmw_validate_buffer {
83 struct ttm_validate_buffer base;
84 struct drm_hash_item hash;
90 struct vmw_private *dev_priv;
93 unsigned long backup_size;
94 bool res_dirty; /* Protected by backup buffer reserved */
95 bool backup_dirty; /* Protected by backup buffer reserved */
96 struct vmw_dma_buffer *backup;
97 unsigned long backup_offset;
98 const struct vmw_res_func *func;
99 struct list_head lru_head; /* Protected by the resource lock */
100 struct list_head mob_head; /* Protected by @backup reserved */
101 void (*res_free) (struct vmw_resource *res);
102 void (*hw_destroy) (struct vmw_resource *res);
112 struct vmw_cursor_snooper {
113 struct drm_crtc *crtc;
118 struct vmw_framebuffer;
119 struct vmw_surface_offset;
122 struct vmw_resource res;
125 uint32_t mip_levels[DRM_VMW_MAX_SURFACE_FACES];
126 struct drm_vmw_size base_size;
127 struct drm_vmw_size *sizes;
130 /* TODO so far just a extra pointer */
131 struct vmw_cursor_snooper snooper;
132 struct vmw_surface_offset *offsets;
133 SVGA3dTextureFilter autogen_filter;
134 uint32_t multisample_count;
137 struct vmw_marker_queue {
138 struct list_head head;
140 struct timespec lag_time;
144 struct vmw_fifo_state {
145 unsigned long reserved_size;
146 __le32 *dynamic_buffer;
147 __le32 *static_buffer;
148 unsigned long static_buffer_size;
149 bool using_bounce_buffer;
150 uint32_t capabilities;
151 struct mutex fifo_mutex;
152 struct rw_semaphore rwsem;
153 struct vmw_marker_queue marker_queue;
156 struct vmw_relocation {
157 SVGAGuestPtr *location;
162 * struct vmw_res_cache_entry - resource information cache entry
164 * @valid: Whether the entry is valid, which also implies that the execbuf
165 * code holds a reference to the resource, and it's placed on the
167 * @handle: User-space handle of a resource.
168 * @res: Non-ref-counted pointer to the resource.
170 * Used to avoid frequent repeated user-space handle lookups of the
173 struct vmw_res_cache_entry {
176 struct vmw_resource *res;
177 struct vmw_resource_val_node *node;
181 * enum vmw_dma_map_mode - indicate how to perform TTM page dma mappings.
183 enum vmw_dma_map_mode {
184 vmw_dma_phys, /* Use physical page addresses */
185 vmw_dma_alloc_coherent, /* Use TTM coherent pages */
186 vmw_dma_map_populate, /* Unmap from DMA just after unpopulate */
187 vmw_dma_map_bind, /* Unmap from DMA just before unbind */
192 * struct vmw_sg_table - Scatter/gather table for binding, with additional
193 * device-specific information.
195 * @sgt: Pointer to a struct sg_table with binding information
196 * @num_regions: Number of regions with device-address contigous pages
198 struct vmw_sg_table {
199 enum vmw_dma_map_mode mode;
201 const dma_addr_t *addrs;
202 struct sg_table *sgt;
203 unsigned long num_regions;
204 unsigned long num_pages;
208 * struct vmw_piter - Page iterator that iterates over a list of pages
209 * and DMA addresses that could be either a scatter-gather list or
212 * @pages: Array of page pointers to the pages.
213 * @addrs: DMA addresses to the pages if coherent pages are used.
214 * @iter: Scatter-gather page iterator. Current position in SG list.
215 * @i: Current position in arrays.
216 * @num_pages: Number of pages total.
217 * @next: Function to advance the iterator. Returns false if past the list
218 * of pages, true otherwise.
219 * @dma_address: Function to return the DMA address of the current page.
223 const dma_addr_t *addrs;
224 struct sg_page_iter iter;
226 unsigned long num_pages;
227 bool (*next)(struct vmw_piter *);
228 dma_addr_t (*dma_address)(struct vmw_piter *);
229 struct page *(*page)(struct vmw_piter *);
232 struct vmw_sw_context{
233 struct drm_open_hash res_ht;
234 bool res_ht_initialized;
235 bool kernel; /**< is the called made from the kernel */
236 struct ttm_object_file *tfile;
237 struct list_head validate_nodes;
238 struct vmw_relocation relocs[VMWGFX_MAX_RELOCATIONS];
240 struct vmw_validate_buffer val_bufs[VMWGFX_MAX_VALIDATIONS];
241 uint32_t cur_val_buf;
242 uint32_t *cmd_bounce;
243 uint32_t cmd_bounce_size;
244 struct list_head resource_list;
245 uint32_t fence_flags;
246 struct ttm_buffer_object *cur_query_bo;
247 struct list_head res_relocations;
249 struct vmw_res_cache_entry res_cache[vmw_res_max];
250 struct vmw_resource *last_query_ctx;
251 bool needs_post_query_barrier;
252 struct vmw_resource *error_resource;
255 struct vmw_legacy_display;
259 struct ttm_lock lock;
260 struct mutex fb_surf_mutex;
261 struct list_head fb_surf;
264 struct vmw_vga_topology_state {
273 struct ttm_bo_device bdev;
274 struct ttm_bo_global_ref bo_global_ref;
275 struct drm_global_reference mem_global_ref;
277 struct vmw_fifo_state fifo;
279 struct drm_device *dev;
280 unsigned long vmw_chipset;
281 unsigned int io_start;
286 uint32_t fb_max_width;
287 uint32_t fb_max_height;
288 uint32_t initial_width;
289 uint32_t initial_height;
290 __le32 __iomem *mmio_virt;
292 uint32_t capabilities;
293 uint32_t max_gmr_descriptors;
294 uint32_t max_gmr_ids;
295 uint32_t max_gmr_pages;
296 uint32_t memory_size;
298 struct mutex hw_mutex;
304 struct vmw_vga_topology_state vga_save[VMWGFX_MAX_DISPLAYS];
309 uint32_t vga_pitchlock;
311 uint32_t num_displays;
318 struct vmw_legacy_display *ldu_priv;
319 struct vmw_screen_object_display *sou_priv;
320 struct vmw_overlay *overlay_priv;
323 * Context and surface management.
326 rwlock_t resource_lock;
327 struct idr res_idr[vmw_res_max];
329 * Block lastclose from racing with firstopen.
332 struct mutex init_mutex;
335 * A resource manager for kernel-only surfaces and
339 struct ttm_object_device *tdev;
346 wait_queue_head_t fence_queue;
347 wait_queue_head_t fifo_queue;
348 int fence_queue_waiters; /* Protected by hw_mutex */
349 int goal_queue_waiters; /* Protected by hw_mutex */
350 atomic_t fifo_queue_waiters;
351 uint32_t last_read_seqno;
353 struct vmw_fence_manager *fman;
360 uint32_t traces_state;
361 uint32_t enable_state;
362 uint32_t config_done_state;
368 * Protected by the cmdbuf mutex.
371 struct vmw_sw_context ctx;
372 struct mutex cmdbuf_mutex;
385 struct vmw_master *active_master;
386 struct vmw_master fbdev_master;
387 struct notifier_block pm_nb;
390 struct mutex release_mutex;
391 uint32_t num_3d_resources;
394 * Query processing. These members
395 * are protected by the cmdbuf mutex.
398 struct ttm_buffer_object *dummy_query_bo;
399 struct ttm_buffer_object *pinned_bo;
401 uint32_t query_cid_valid;
402 bool dummy_query_bo_pinned;
405 * Surface swapping. The "surface_lru" list is protected by the
406 * resource lock in order to be able to destroy a surface and take
407 * it off the lru atomically. "used_memory_size" is currently
408 * protected by the cmdbuf mutex for simplicity.
411 struct list_head res_lru[vmw_res_max];
412 uint32_t used_memory_size;
417 enum vmw_dma_map_mode map_mode;
420 static inline struct vmw_surface *vmw_res_to_srf(struct vmw_resource *res)
422 return container_of(res, struct vmw_surface, res);
425 static inline struct vmw_private *vmw_priv(struct drm_device *dev)
427 return (struct vmw_private *)dev->dev_private;
430 static inline struct vmw_fpriv *vmw_fpriv(struct drm_file *file_priv)
432 return (struct vmw_fpriv *)file_priv->driver_priv;
435 static inline struct vmw_master *vmw_master(struct drm_master *master)
437 return (struct vmw_master *) master->driver_priv;
440 static inline void vmw_write(struct vmw_private *dev_priv,
441 unsigned int offset, uint32_t value)
443 outl(offset, dev_priv->io_start + VMWGFX_INDEX_PORT);
444 outl(value, dev_priv->io_start + VMWGFX_VALUE_PORT);
447 static inline uint32_t vmw_read(struct vmw_private *dev_priv,
452 outl(offset, dev_priv->io_start + VMWGFX_INDEX_PORT);
453 val = inl(dev_priv->io_start + VMWGFX_VALUE_PORT);
457 int vmw_3d_resource_inc(struct vmw_private *dev_priv, bool unhide_svga);
458 void vmw_3d_resource_dec(struct vmw_private *dev_priv, bool hide_svga);
461 * GMR utilities - vmwgfx_gmr.c
464 extern int vmw_gmr_bind(struct vmw_private *dev_priv,
465 const struct vmw_sg_table *vsgt,
466 unsigned long num_pages,
468 extern void vmw_gmr_unbind(struct vmw_private *dev_priv, int gmr_id);
471 * Resource utilities - vmwgfx_resource.c
473 struct vmw_user_resource_conv;
474 extern const struct vmw_user_resource_conv *user_surface_converter;
475 extern const struct vmw_user_resource_conv *user_context_converter;
477 extern struct vmw_resource *vmw_context_alloc(struct vmw_private *dev_priv);
478 extern void vmw_resource_unreference(struct vmw_resource **p_res);
479 extern struct vmw_resource *vmw_resource_reference(struct vmw_resource *res);
480 extern int vmw_resource_validate(struct vmw_resource *res);
481 extern int vmw_resource_reserve(struct vmw_resource *res, bool no_backup);
482 extern bool vmw_resource_needs_backup(const struct vmw_resource *res);
483 extern int vmw_context_destroy_ioctl(struct drm_device *dev, void *data,
484 struct drm_file *file_priv);
485 extern int vmw_context_define_ioctl(struct drm_device *dev, void *data,
486 struct drm_file *file_priv);
487 extern int vmw_context_check(struct vmw_private *dev_priv,
488 struct ttm_object_file *tfile,
490 struct vmw_resource **p_res);
491 extern int vmw_user_lookup_handle(struct vmw_private *dev_priv,
492 struct ttm_object_file *tfile,
494 struct vmw_surface **out_surf,
495 struct vmw_dma_buffer **out_buf);
496 extern int vmw_user_resource_lookup_handle(
497 struct vmw_private *dev_priv,
498 struct ttm_object_file *tfile,
500 const struct vmw_user_resource_conv *converter,
501 struct vmw_resource **p_res);
502 extern void vmw_surface_res_free(struct vmw_resource *res);
503 extern int vmw_surface_destroy_ioctl(struct drm_device *dev, void *data,
504 struct drm_file *file_priv);
505 extern int vmw_surface_define_ioctl(struct drm_device *dev, void *data,
506 struct drm_file *file_priv);
507 extern int vmw_surface_reference_ioctl(struct drm_device *dev, void *data,
508 struct drm_file *file_priv);
509 extern int vmw_surface_check(struct vmw_private *dev_priv,
510 struct ttm_object_file *tfile,
511 uint32_t handle, int *id);
512 extern int vmw_surface_validate(struct vmw_private *dev_priv,
513 struct vmw_surface *srf);
514 extern void vmw_dmabuf_bo_free(struct ttm_buffer_object *bo);
515 extern int vmw_dmabuf_init(struct vmw_private *dev_priv,
516 struct vmw_dma_buffer *vmw_bo,
517 size_t size, struct ttm_placement *placement,
519 void (*bo_free) (struct ttm_buffer_object *bo));
520 extern int vmw_user_dmabuf_verify_access(struct ttm_buffer_object *bo,
521 struct ttm_object_file *tfile);
522 extern int vmw_dmabuf_alloc_ioctl(struct drm_device *dev, void *data,
523 struct drm_file *file_priv);
524 extern int vmw_dmabuf_unref_ioctl(struct drm_device *dev, void *data,
525 struct drm_file *file_priv);
526 extern uint32_t vmw_dmabuf_validate_node(struct ttm_buffer_object *bo,
527 uint32_t cur_validate_node);
528 extern void vmw_dmabuf_validate_clear(struct ttm_buffer_object *bo);
529 extern int vmw_user_dmabuf_lookup(struct ttm_object_file *tfile,
530 uint32_t id, struct vmw_dma_buffer **out);
531 extern int vmw_stream_claim_ioctl(struct drm_device *dev, void *data,
532 struct drm_file *file_priv);
533 extern int vmw_stream_unref_ioctl(struct drm_device *dev, void *data,
534 struct drm_file *file_priv);
535 extern int vmw_user_stream_lookup(struct vmw_private *dev_priv,
536 struct ttm_object_file *tfile,
538 struct vmw_resource **out);
539 extern void vmw_resource_unreserve(struct vmw_resource *res,
540 struct vmw_dma_buffer *new_backup,
541 unsigned long new_backup_offset);
542 extern void vmw_resource_move_notify(struct ttm_buffer_object *bo,
543 struct ttm_mem_reg *mem);
544 extern void vmw_fence_single_bo(struct ttm_buffer_object *bo,
545 struct vmw_fence_obj *fence);
546 extern void vmw_resource_evict_all(struct vmw_private *dev_priv);
549 * DMA buffer helper routines - vmwgfx_dmabuf.c
551 extern int vmw_dmabuf_to_placement(struct vmw_private *vmw_priv,
552 struct vmw_dma_buffer *bo,
553 struct ttm_placement *placement,
555 extern int vmw_dmabuf_to_vram(struct vmw_private *dev_priv,
556 struct vmw_dma_buffer *buf,
557 bool pin, bool interruptible);
558 extern int vmw_dmabuf_to_vram_or_gmr(struct vmw_private *dev_priv,
559 struct vmw_dma_buffer *buf,
560 bool pin, bool interruptible);
561 extern int vmw_dmabuf_to_start_of_vram(struct vmw_private *vmw_priv,
562 struct vmw_dma_buffer *bo,
563 bool pin, bool interruptible);
564 extern int vmw_dmabuf_unpin(struct vmw_private *vmw_priv,
565 struct vmw_dma_buffer *bo,
567 extern void vmw_bo_get_guest_ptr(const struct ttm_buffer_object *buf,
569 extern void vmw_bo_pin(struct ttm_buffer_object *bo, bool pin);
572 * Misc Ioctl functionality - vmwgfx_ioctl.c
575 extern int vmw_getparam_ioctl(struct drm_device *dev, void *data,
576 struct drm_file *file_priv);
577 extern int vmw_get_cap_3d_ioctl(struct drm_device *dev, void *data,
578 struct drm_file *file_priv);
579 extern int vmw_present_ioctl(struct drm_device *dev, void *data,
580 struct drm_file *file_priv);
581 extern int vmw_present_readback_ioctl(struct drm_device *dev, void *data,
582 struct drm_file *file_priv);
583 extern unsigned int vmw_fops_poll(struct file *filp,
584 struct poll_table_struct *wait);
585 extern ssize_t vmw_fops_read(struct file *filp, char __user *buffer,
586 size_t count, loff_t *offset);
589 * Fifo utilities - vmwgfx_fifo.c
592 extern int vmw_fifo_init(struct vmw_private *dev_priv,
593 struct vmw_fifo_state *fifo);
594 extern void vmw_fifo_release(struct vmw_private *dev_priv,
595 struct vmw_fifo_state *fifo);
596 extern void *vmw_fifo_reserve(struct vmw_private *dev_priv, uint32_t bytes);
597 extern void vmw_fifo_commit(struct vmw_private *dev_priv, uint32_t bytes);
598 extern int vmw_fifo_send_fence(struct vmw_private *dev_priv,
600 extern void vmw_fifo_ping_host(struct vmw_private *dev_priv, uint32_t reason);
601 extern bool vmw_fifo_have_3d(struct vmw_private *dev_priv);
602 extern bool vmw_fifo_have_pitchlock(struct vmw_private *dev_priv);
603 extern int vmw_fifo_emit_dummy_query(struct vmw_private *dev_priv,
607 * TTM glue - vmwgfx_ttm_glue.c
610 extern int vmw_ttm_global_init(struct vmw_private *dev_priv);
611 extern void vmw_ttm_global_release(struct vmw_private *dev_priv);
612 extern int vmw_mmap(struct file *filp, struct vm_area_struct *vma);
615 * TTM buffer object driver - vmwgfx_buffer.c
618 extern const size_t vmw_tt_size;
619 extern struct ttm_placement vmw_vram_placement;
620 extern struct ttm_placement vmw_vram_ne_placement;
621 extern struct ttm_placement vmw_vram_sys_placement;
622 extern struct ttm_placement vmw_vram_gmr_placement;
623 extern struct ttm_placement vmw_vram_gmr_ne_placement;
624 extern struct ttm_placement vmw_sys_placement;
625 extern struct ttm_placement vmw_evictable_placement;
626 extern struct ttm_placement vmw_srf_placement;
627 extern struct ttm_bo_driver vmw_bo_driver;
628 extern int vmw_dma_quiescent(struct drm_device *dev);
629 extern void vmw_piter_start(struct vmw_piter *viter,
630 const struct vmw_sg_table *vsgt,
631 unsigned long p_offs);
634 * vmw_piter_next - Advance the iterator one page.
636 * @viter: Pointer to the iterator to advance.
638 * Returns false if past the list of pages, true otherwise.
640 static inline bool vmw_piter_next(struct vmw_piter *viter)
642 return viter->next(viter);
646 * vmw_piter_dma_addr - Return the DMA address of the current page.
648 * @viter: Pointer to the iterator
650 * Returns the DMA address of the page pointed to by @viter.
652 static inline dma_addr_t vmw_piter_dma_addr(struct vmw_piter *viter)
654 return viter->dma_address(viter);
658 * vmw_piter_page - Return a pointer to the current page.
660 * @viter: Pointer to the iterator
662 * Returns the DMA address of the page pointed to by @viter.
664 static inline struct page *vmw_piter_page(struct vmw_piter *viter)
666 return viter->page(viter);
670 * Command submission - vmwgfx_execbuf.c
673 extern int vmw_execbuf_ioctl(struct drm_device *dev, void *data,
674 struct drm_file *file_priv);
675 extern int vmw_execbuf_process(struct drm_file *file_priv,
676 struct vmw_private *dev_priv,
677 void __user *user_commands,
678 void *kernel_commands,
679 uint32_t command_size,
680 uint64_t throttle_us,
681 struct drm_vmw_fence_rep __user
683 struct vmw_fence_obj **out_fence);
684 extern void __vmw_execbuf_release_pinned_bo(struct vmw_private *dev_priv,
685 struct vmw_fence_obj *fence);
686 extern void vmw_execbuf_release_pinned_bo(struct vmw_private *dev_priv);
688 extern int vmw_execbuf_fence_commands(struct drm_file *file_priv,
689 struct vmw_private *dev_priv,
690 struct vmw_fence_obj **p_fence,
692 extern void vmw_execbuf_copy_fence_user(struct vmw_private *dev_priv,
693 struct vmw_fpriv *vmw_fp,
695 struct drm_vmw_fence_rep __user
697 struct vmw_fence_obj *fence,
698 uint32_t fence_handle);
701 * IRQs and wating - vmwgfx_irq.c
704 extern irqreturn_t vmw_irq_handler(DRM_IRQ_ARGS);
705 extern int vmw_wait_seqno(struct vmw_private *dev_priv, bool lazy,
706 uint32_t seqno, bool interruptible,
707 unsigned long timeout);
708 extern void vmw_irq_preinstall(struct drm_device *dev);
709 extern int vmw_irq_postinstall(struct drm_device *dev);
710 extern void vmw_irq_uninstall(struct drm_device *dev);
711 extern bool vmw_seqno_passed(struct vmw_private *dev_priv,
713 extern int vmw_fallback_wait(struct vmw_private *dev_priv,
718 unsigned long timeout);
719 extern void vmw_update_seqno(struct vmw_private *dev_priv,
720 struct vmw_fifo_state *fifo_state);
721 extern void vmw_seqno_waiter_add(struct vmw_private *dev_priv);
722 extern void vmw_seqno_waiter_remove(struct vmw_private *dev_priv);
723 extern void vmw_goal_waiter_add(struct vmw_private *dev_priv);
724 extern void vmw_goal_waiter_remove(struct vmw_private *dev_priv);
727 * Rudimentary fence-like objects currently used only for throttling -
731 extern void vmw_marker_queue_init(struct vmw_marker_queue *queue);
732 extern void vmw_marker_queue_takedown(struct vmw_marker_queue *queue);
733 extern int vmw_marker_push(struct vmw_marker_queue *queue,
735 extern int vmw_marker_pull(struct vmw_marker_queue *queue,
736 uint32_t signaled_seqno);
737 extern int vmw_wait_lag(struct vmw_private *dev_priv,
738 struct vmw_marker_queue *queue, uint32_t us);
741 * Kernel framebuffer - vmwgfx_fb.c
744 int vmw_fb_init(struct vmw_private *vmw_priv);
745 int vmw_fb_close(struct vmw_private *dev_priv);
746 int vmw_fb_off(struct vmw_private *vmw_priv);
747 int vmw_fb_on(struct vmw_private *vmw_priv);
750 * Kernel modesetting - vmwgfx_kms.c
753 int vmw_kms_init(struct vmw_private *dev_priv);
754 int vmw_kms_close(struct vmw_private *dev_priv);
755 int vmw_kms_save_vga(struct vmw_private *vmw_priv);
756 int vmw_kms_restore_vga(struct vmw_private *vmw_priv);
757 int vmw_kms_cursor_bypass_ioctl(struct drm_device *dev, void *data,
758 struct drm_file *file_priv);
759 void vmw_kms_cursor_post_execbuf(struct vmw_private *dev_priv);
760 void vmw_kms_cursor_snoop(struct vmw_surface *srf,
761 struct ttm_object_file *tfile,
762 struct ttm_buffer_object *bo,
763 SVGA3dCmdHeader *header);
764 int vmw_kms_write_svga(struct vmw_private *vmw_priv,
765 unsigned width, unsigned height, unsigned pitch,
766 unsigned bpp, unsigned depth);
767 void vmw_kms_idle_workqueues(struct vmw_master *vmaster);
768 bool vmw_kms_validate_mode_vram(struct vmw_private *dev_priv,
771 u32 vmw_get_vblank_counter(struct drm_device *dev, int crtc);
772 int vmw_enable_vblank(struct drm_device *dev, int crtc);
773 void vmw_disable_vblank(struct drm_device *dev, int crtc);
774 int vmw_kms_present(struct vmw_private *dev_priv,
775 struct drm_file *file_priv,
776 struct vmw_framebuffer *vfb,
777 struct vmw_surface *surface,
778 uint32_t sid, int32_t destX, int32_t destY,
779 struct drm_vmw_rect *clips,
781 int vmw_kms_readback(struct vmw_private *dev_priv,
782 struct drm_file *file_priv,
783 struct vmw_framebuffer *vfb,
784 struct drm_vmw_fence_rep __user *user_fence_rep,
785 struct drm_vmw_rect *clips,
787 int vmw_kms_update_layout_ioctl(struct drm_device *dev, void *data,
788 struct drm_file *file_priv);
790 int vmw_dumb_create(struct drm_file *file_priv,
791 struct drm_device *dev,
792 struct drm_mode_create_dumb *args);
794 int vmw_dumb_map_offset(struct drm_file *file_priv,
795 struct drm_device *dev, uint32_t handle,
797 int vmw_dumb_destroy(struct drm_file *file_priv,
798 struct drm_device *dev,
801 * Overlay control - vmwgfx_overlay.c
804 int vmw_overlay_init(struct vmw_private *dev_priv);
805 int vmw_overlay_close(struct vmw_private *dev_priv);
806 int vmw_overlay_ioctl(struct drm_device *dev, void *data,
807 struct drm_file *file_priv);
808 int vmw_overlay_stop_all(struct vmw_private *dev_priv);
809 int vmw_overlay_resume_all(struct vmw_private *dev_priv);
810 int vmw_overlay_pause_all(struct vmw_private *dev_priv);
811 int vmw_overlay_claim(struct vmw_private *dev_priv, uint32_t *out);
812 int vmw_overlay_unref(struct vmw_private *dev_priv, uint32_t stream_id);
813 int vmw_overlay_num_overlays(struct vmw_private *dev_priv);
814 int vmw_overlay_num_free_overlays(struct vmw_private *dev_priv);
820 extern const struct ttm_mem_type_manager_func vmw_gmrid_manager_func;
823 * Prime - vmwgfx_prime.c
826 extern const struct dma_buf_ops vmw_prime_dmabuf_ops;
827 extern int vmw_prime_fd_to_handle(struct drm_device *dev,
828 struct drm_file *file_priv,
829 int fd, u32 *handle);
830 extern int vmw_prime_handle_to_fd(struct drm_device *dev,
831 struct drm_file *file_priv,
832 uint32_t handle, uint32_t flags,
837 * Inline helper functions
840 static inline void vmw_surface_unreference(struct vmw_surface **srf)
842 struct vmw_surface *tmp_srf = *srf;
843 struct vmw_resource *res = &tmp_srf->res;
846 vmw_resource_unreference(&res);
849 static inline struct vmw_surface *vmw_surface_reference(struct vmw_surface *srf)
851 (void) vmw_resource_reference(&srf->res);
855 static inline void vmw_dmabuf_unreference(struct vmw_dma_buffer **buf)
857 struct vmw_dma_buffer *tmp_buf = *buf;
860 if (tmp_buf != NULL) {
861 struct ttm_buffer_object *bo = &tmp_buf->base;
867 static inline struct vmw_dma_buffer *vmw_dmabuf_reference(struct vmw_dma_buffer *buf)
869 if (ttm_bo_reference(&buf->base))
874 static inline struct ttm_mem_global *vmw_mem_glob(struct vmw_private *dev_priv)
876 return (struct ttm_mem_global *) dev_priv->mem_global_ref.object;