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
55 * Perhaps we should have sysfs entries for these.
57 #define VMWGFX_NUM_GB_CONTEXT 256
58 #define VMWGFX_NUM_GB_SHADER 20000
59 #define VMWGFX_NUM_GB_SURFACE 32768
60 #define VMWGFX_NUM_MOB (VMWGFX_NUM_GB_CONTEXT +\
61 VMWGFX_NUM_GB_SHADER +\
62 VMWGFX_NUM_GB_SURFACE)
64 #define VMW_PL_GMR TTM_PL_PRIV0
65 #define VMW_PL_FLAG_GMR TTM_PL_FLAG_PRIV0
66 #define VMW_PL_MOB TTM_PL_PRIV1
67 #define VMW_PL_FLAG_MOB TTM_PL_FLAG_PRIV1
69 #define VMW_RES_CONTEXT ttm_driver_type0
70 #define VMW_RES_SURFACE ttm_driver_type1
71 #define VMW_RES_STREAM ttm_driver_type2
72 #define VMW_RES_FENCE ttm_driver_type3
73 #define VMW_RES_SHADER ttm_driver_type4
76 struct drm_master *locked_master;
77 struct ttm_object_file *tfile;
78 struct list_head fence_events;
81 struct vmw_dma_buffer {
82 struct ttm_buffer_object base;
83 struct list_head res_list;
87 * struct vmw_validate_buffer - Carries validation info about buffers.
89 * @base: Validation info for TTM.
90 * @hash: Hash entry for quick lookup of the TTM buffer object.
92 * This structure contains also driver private validation info
93 * on top of the info needed by TTM.
95 struct vmw_validate_buffer {
96 struct ttm_validate_buffer base;
97 struct drm_hash_item hash;
102 struct vmw_resource {
104 struct vmw_private *dev_priv;
107 unsigned long backup_size;
108 bool res_dirty; /* Protected by backup buffer reserved */
109 bool backup_dirty; /* Protected by backup buffer reserved */
110 struct vmw_dma_buffer *backup;
111 unsigned long backup_offset;
112 const struct vmw_res_func *func;
113 struct list_head lru_head; /* Protected by the resource lock */
114 struct list_head mob_head; /* Protected by @backup reserved */
115 void (*res_free) (struct vmw_resource *res);
116 void (*hw_destroy) (struct vmw_resource *res);
127 struct vmw_cursor_snooper {
128 struct drm_crtc *crtc;
133 struct vmw_framebuffer;
134 struct vmw_surface_offset;
137 struct vmw_resource res;
140 uint32_t mip_levels[DRM_VMW_MAX_SURFACE_FACES];
141 struct drm_vmw_size base_size;
142 struct drm_vmw_size *sizes;
145 /* TODO so far just a extra pointer */
146 struct vmw_cursor_snooper snooper;
147 struct vmw_surface_offset *offsets;
148 SVGA3dTextureFilter autogen_filter;
149 uint32_t multisample_count;
152 struct vmw_marker_queue {
153 struct list_head head;
155 struct timespec lag_time;
159 struct vmw_fifo_state {
160 unsigned long reserved_size;
161 __le32 *dynamic_buffer;
162 __le32 *static_buffer;
163 unsigned long static_buffer_size;
164 bool using_bounce_buffer;
165 uint32_t capabilities;
166 struct mutex fifo_mutex;
167 struct rw_semaphore rwsem;
168 struct vmw_marker_queue marker_queue;
171 struct vmw_relocation {
173 SVGAGuestPtr *location;
178 * struct vmw_res_cache_entry - resource information cache entry
180 * @valid: Whether the entry is valid, which also implies that the execbuf
181 * code holds a reference to the resource, and it's placed on the
183 * @handle: User-space handle of a resource.
184 * @res: Non-ref-counted pointer to the resource.
186 * Used to avoid frequent repeated user-space handle lookups of the
189 struct vmw_res_cache_entry {
192 struct vmw_resource *res;
193 struct vmw_resource_val_node *node;
197 * enum vmw_dma_map_mode - indicate how to perform TTM page dma mappings.
199 enum vmw_dma_map_mode {
200 vmw_dma_phys, /* Use physical page addresses */
201 vmw_dma_alloc_coherent, /* Use TTM coherent pages */
202 vmw_dma_map_populate, /* Unmap from DMA just after unpopulate */
203 vmw_dma_map_bind, /* Unmap from DMA just before unbind */
208 * struct vmw_sg_table - Scatter/gather table for binding, with additional
209 * device-specific information.
211 * @sgt: Pointer to a struct sg_table with binding information
212 * @num_regions: Number of regions with device-address contigous pages
214 struct vmw_sg_table {
215 enum vmw_dma_map_mode mode;
217 const dma_addr_t *addrs;
218 struct sg_table *sgt;
219 unsigned long num_regions;
220 unsigned long num_pages;
224 * struct vmw_piter - Page iterator that iterates over a list of pages
225 * and DMA addresses that could be either a scatter-gather list or
228 * @pages: Array of page pointers to the pages.
229 * @addrs: DMA addresses to the pages if coherent pages are used.
230 * @iter: Scatter-gather page iterator. Current position in SG list.
231 * @i: Current position in arrays.
232 * @num_pages: Number of pages total.
233 * @next: Function to advance the iterator. Returns false if past the list
234 * of pages, true otherwise.
235 * @dma_address: Function to return the DMA address of the current page.
239 const dma_addr_t *addrs;
240 struct sg_page_iter iter;
242 unsigned long num_pages;
243 bool (*next)(struct vmw_piter *);
244 dma_addr_t (*dma_address)(struct vmw_piter *);
245 struct page *(*page)(struct vmw_piter *);
248 struct vmw_sw_context{
249 struct drm_open_hash res_ht;
250 bool res_ht_initialized;
251 bool kernel; /**< is the called made from the kernel */
252 struct ttm_object_file *tfile;
253 struct list_head validate_nodes;
254 struct vmw_relocation relocs[VMWGFX_MAX_RELOCATIONS];
256 struct vmw_validate_buffer val_bufs[VMWGFX_MAX_VALIDATIONS];
257 uint32_t cur_val_buf;
258 uint32_t *cmd_bounce;
259 uint32_t cmd_bounce_size;
260 struct list_head resource_list;
261 uint32_t fence_flags;
262 struct ttm_buffer_object *cur_query_bo;
263 struct list_head res_relocations;
265 struct vmw_res_cache_entry res_cache[vmw_res_max];
266 struct vmw_resource *last_query_ctx;
267 bool needs_post_query_barrier;
268 struct vmw_resource *error_resource;
271 struct vmw_legacy_display;
275 struct ttm_lock lock;
276 struct mutex fb_surf_mutex;
277 struct list_head fb_surf;
280 struct vmw_vga_topology_state {
289 struct ttm_bo_device bdev;
290 struct ttm_bo_global_ref bo_global_ref;
291 struct drm_global_reference mem_global_ref;
293 struct vmw_fifo_state fifo;
295 struct drm_device *dev;
296 unsigned long vmw_chipset;
297 unsigned int io_start;
300 uint32_t prim_bb_mem;
303 uint32_t fb_max_width;
304 uint32_t fb_max_height;
305 uint32_t initial_width;
306 uint32_t initial_height;
307 __le32 __iomem *mmio_virt;
309 uint32_t capabilities;
310 uint32_t max_gmr_ids;
311 uint32_t max_gmr_pages;
312 uint32_t max_mob_pages;
313 uint32_t memory_size;
316 struct mutex hw_mutex;
322 struct vmw_vga_topology_state vga_save[VMWGFX_MAX_DISPLAYS];
327 uint32_t vga_pitchlock;
329 uint32_t num_displays;
336 struct vmw_legacy_display *ldu_priv;
337 struct vmw_screen_object_display *sou_priv;
338 struct vmw_overlay *overlay_priv;
341 * Context and surface management.
344 rwlock_t resource_lock;
345 struct idr res_idr[vmw_res_max];
347 * Block lastclose from racing with firstopen.
350 struct mutex init_mutex;
353 * A resource manager for kernel-only surfaces and
357 struct ttm_object_device *tdev;
364 wait_queue_head_t fence_queue;
365 wait_queue_head_t fifo_queue;
366 int fence_queue_waiters; /* Protected by hw_mutex */
367 int goal_queue_waiters; /* Protected by hw_mutex */
368 atomic_t fifo_queue_waiters;
369 uint32_t last_read_seqno;
371 struct vmw_fence_manager *fman;
378 uint32_t traces_state;
379 uint32_t enable_state;
380 uint32_t config_done_state;
386 * Protected by the cmdbuf mutex.
389 struct vmw_sw_context ctx;
390 struct mutex cmdbuf_mutex;
403 struct vmw_master *active_master;
404 struct vmw_master fbdev_master;
405 struct notifier_block pm_nb;
408 struct mutex release_mutex;
409 uint32_t num_3d_resources;
412 * Query processing. These members
413 * are protected by the cmdbuf mutex.
416 struct ttm_buffer_object *dummy_query_bo;
417 struct ttm_buffer_object *pinned_bo;
419 uint32_t query_cid_valid;
420 bool dummy_query_bo_pinned;
423 * Surface swapping. The "surface_lru" list is protected by the
424 * resource lock in order to be able to destroy a surface and take
425 * it off the lru atomically. "used_memory_size" is currently
426 * protected by the cmdbuf mutex for simplicity.
429 struct list_head res_lru[vmw_res_max];
430 uint32_t used_memory_size;
435 enum vmw_dma_map_mode map_mode;
440 struct ttm_buffer_object *otable_bo;
441 struct vmw_otable *otables;
444 static inline struct vmw_surface *vmw_res_to_srf(struct vmw_resource *res)
446 return container_of(res, struct vmw_surface, res);
449 static inline struct vmw_private *vmw_priv(struct drm_device *dev)
451 return (struct vmw_private *)dev->dev_private;
454 static inline struct vmw_fpriv *vmw_fpriv(struct drm_file *file_priv)
456 return (struct vmw_fpriv *)file_priv->driver_priv;
459 static inline struct vmw_master *vmw_master(struct drm_master *master)
461 return (struct vmw_master *) master->driver_priv;
464 static inline void vmw_write(struct vmw_private *dev_priv,
465 unsigned int offset, uint32_t value)
467 outl(offset, dev_priv->io_start + VMWGFX_INDEX_PORT);
468 outl(value, dev_priv->io_start + VMWGFX_VALUE_PORT);
471 static inline uint32_t vmw_read(struct vmw_private *dev_priv,
476 outl(offset, dev_priv->io_start + VMWGFX_INDEX_PORT);
477 val = inl(dev_priv->io_start + VMWGFX_VALUE_PORT);
481 int vmw_3d_resource_inc(struct vmw_private *dev_priv, bool unhide_svga);
482 void vmw_3d_resource_dec(struct vmw_private *dev_priv, bool hide_svga);
485 * GMR utilities - vmwgfx_gmr.c
488 extern int vmw_gmr_bind(struct vmw_private *dev_priv,
489 const struct vmw_sg_table *vsgt,
490 unsigned long num_pages,
492 extern void vmw_gmr_unbind(struct vmw_private *dev_priv, int gmr_id);
495 * Resource utilities - vmwgfx_resource.c
497 struct vmw_user_resource_conv;
499 extern void vmw_resource_unreference(struct vmw_resource **p_res);
500 extern struct vmw_resource *vmw_resource_reference(struct vmw_resource *res);
501 extern int vmw_resource_validate(struct vmw_resource *res);
502 extern int vmw_resource_reserve(struct vmw_resource *res, bool no_backup);
503 extern bool vmw_resource_needs_backup(const struct vmw_resource *res);
504 extern int vmw_user_lookup_handle(struct vmw_private *dev_priv,
505 struct ttm_object_file *tfile,
507 struct vmw_surface **out_surf,
508 struct vmw_dma_buffer **out_buf);
509 extern int vmw_user_resource_lookup_handle(
510 struct vmw_private *dev_priv,
511 struct ttm_object_file *tfile,
513 const struct vmw_user_resource_conv *converter,
514 struct vmw_resource **p_res);
515 extern void vmw_dmabuf_bo_free(struct ttm_buffer_object *bo);
516 extern int vmw_dmabuf_init(struct vmw_private *dev_priv,
517 struct vmw_dma_buffer *vmw_bo,
518 size_t size, struct ttm_placement *placement,
520 void (*bo_free) (struct ttm_buffer_object *bo));
521 extern int vmw_user_dmabuf_verify_access(struct ttm_buffer_object *bo,
522 struct ttm_object_file *tfile);
523 extern int vmw_user_dmabuf_alloc(struct vmw_private *dev_priv,
524 struct ttm_object_file *tfile,
528 struct vmw_dma_buffer **p_dma_buf);
529 extern int vmw_user_dmabuf_reference(struct ttm_object_file *tfile,
530 struct vmw_dma_buffer *dma_buf,
532 extern int vmw_dmabuf_alloc_ioctl(struct drm_device *dev, void *data,
533 struct drm_file *file_priv);
534 extern int vmw_dmabuf_unref_ioctl(struct drm_device *dev, void *data,
535 struct drm_file *file_priv);
536 extern uint32_t vmw_dmabuf_validate_node(struct ttm_buffer_object *bo,
537 uint32_t cur_validate_node);
538 extern void vmw_dmabuf_validate_clear(struct ttm_buffer_object *bo);
539 extern int vmw_user_dmabuf_lookup(struct ttm_object_file *tfile,
540 uint32_t id, struct vmw_dma_buffer **out);
541 extern int vmw_stream_claim_ioctl(struct drm_device *dev, void *data,
542 struct drm_file *file_priv);
543 extern int vmw_stream_unref_ioctl(struct drm_device *dev, void *data,
544 struct drm_file *file_priv);
545 extern int vmw_user_stream_lookup(struct vmw_private *dev_priv,
546 struct ttm_object_file *tfile,
548 struct vmw_resource **out);
549 extern void vmw_resource_unreserve(struct vmw_resource *res,
550 struct vmw_dma_buffer *new_backup,
551 unsigned long new_backup_offset);
552 extern void vmw_resource_move_notify(struct ttm_buffer_object *bo,
553 struct ttm_mem_reg *mem);
554 extern void vmw_fence_single_bo(struct ttm_buffer_object *bo,
555 struct vmw_fence_obj *fence);
556 extern void vmw_resource_evict_all(struct vmw_private *dev_priv);
559 * DMA buffer helper routines - vmwgfx_dmabuf.c
561 extern int vmw_dmabuf_to_placement(struct vmw_private *vmw_priv,
562 struct vmw_dma_buffer *bo,
563 struct ttm_placement *placement,
565 extern int vmw_dmabuf_to_vram(struct vmw_private *dev_priv,
566 struct vmw_dma_buffer *buf,
567 bool pin, bool interruptible);
568 extern int vmw_dmabuf_to_vram_or_gmr(struct vmw_private *dev_priv,
569 struct vmw_dma_buffer *buf,
570 bool pin, bool interruptible);
571 extern int vmw_dmabuf_to_start_of_vram(struct vmw_private *vmw_priv,
572 struct vmw_dma_buffer *bo,
573 bool pin, bool interruptible);
574 extern int vmw_dmabuf_unpin(struct vmw_private *vmw_priv,
575 struct vmw_dma_buffer *bo,
577 extern void vmw_bo_get_guest_ptr(const struct ttm_buffer_object *buf,
579 extern void vmw_bo_pin(struct ttm_buffer_object *bo, bool pin);
582 * Misc Ioctl functionality - vmwgfx_ioctl.c
585 extern int vmw_getparam_ioctl(struct drm_device *dev, void *data,
586 struct drm_file *file_priv);
587 extern int vmw_get_cap_3d_ioctl(struct drm_device *dev, void *data,
588 struct drm_file *file_priv);
589 extern int vmw_present_ioctl(struct drm_device *dev, void *data,
590 struct drm_file *file_priv);
591 extern int vmw_present_readback_ioctl(struct drm_device *dev, void *data,
592 struct drm_file *file_priv);
593 extern unsigned int vmw_fops_poll(struct file *filp,
594 struct poll_table_struct *wait);
595 extern ssize_t vmw_fops_read(struct file *filp, char __user *buffer,
596 size_t count, loff_t *offset);
599 * Fifo utilities - vmwgfx_fifo.c
602 extern int vmw_fifo_init(struct vmw_private *dev_priv,
603 struct vmw_fifo_state *fifo);
604 extern void vmw_fifo_release(struct vmw_private *dev_priv,
605 struct vmw_fifo_state *fifo);
606 extern void *vmw_fifo_reserve(struct vmw_private *dev_priv, uint32_t bytes);
607 extern void vmw_fifo_commit(struct vmw_private *dev_priv, uint32_t bytes);
608 extern int vmw_fifo_send_fence(struct vmw_private *dev_priv,
610 extern void vmw_fifo_ping_host(struct vmw_private *dev_priv, uint32_t reason);
611 extern bool vmw_fifo_have_3d(struct vmw_private *dev_priv);
612 extern bool vmw_fifo_have_pitchlock(struct vmw_private *dev_priv);
613 extern int vmw_fifo_emit_dummy_query(struct vmw_private *dev_priv,
617 * TTM glue - vmwgfx_ttm_glue.c
620 extern int vmw_ttm_global_init(struct vmw_private *dev_priv);
621 extern void vmw_ttm_global_release(struct vmw_private *dev_priv);
622 extern int vmw_mmap(struct file *filp, struct vm_area_struct *vma);
625 * TTM buffer object driver - vmwgfx_buffer.c
628 extern const size_t vmw_tt_size;
629 extern struct ttm_placement vmw_vram_placement;
630 extern struct ttm_placement vmw_vram_ne_placement;
631 extern struct ttm_placement vmw_vram_sys_placement;
632 extern struct ttm_placement vmw_vram_gmr_placement;
633 extern struct ttm_placement vmw_vram_gmr_ne_placement;
634 extern struct ttm_placement vmw_sys_placement;
635 extern struct ttm_placement vmw_sys_ne_placement;
636 extern struct ttm_placement vmw_evictable_placement;
637 extern struct ttm_placement vmw_srf_placement;
638 extern struct ttm_placement vmw_mob_placement;
639 extern struct ttm_bo_driver vmw_bo_driver;
640 extern int vmw_dma_quiescent(struct drm_device *dev);
641 extern void vmw_piter_start(struct vmw_piter *viter,
642 const struct vmw_sg_table *vsgt,
643 unsigned long p_offs);
646 * vmw_piter_next - Advance the iterator one page.
648 * @viter: Pointer to the iterator to advance.
650 * Returns false if past the list of pages, true otherwise.
652 static inline bool vmw_piter_next(struct vmw_piter *viter)
654 return viter->next(viter);
658 * vmw_piter_dma_addr - Return the DMA address of the current page.
660 * @viter: Pointer to the iterator
662 * Returns the DMA address of the page pointed to by @viter.
664 static inline dma_addr_t vmw_piter_dma_addr(struct vmw_piter *viter)
666 return viter->dma_address(viter);
670 * vmw_piter_page - Return a pointer to the current page.
672 * @viter: Pointer to the iterator
674 * Returns the DMA address of the page pointed to by @viter.
676 static inline struct page *vmw_piter_page(struct vmw_piter *viter)
678 return viter->page(viter);
682 * Command submission - vmwgfx_execbuf.c
685 extern int vmw_execbuf_ioctl(struct drm_device *dev, void *data,
686 struct drm_file *file_priv);
687 extern int vmw_execbuf_process(struct drm_file *file_priv,
688 struct vmw_private *dev_priv,
689 void __user *user_commands,
690 void *kernel_commands,
691 uint32_t command_size,
692 uint64_t throttle_us,
693 struct drm_vmw_fence_rep __user
695 struct vmw_fence_obj **out_fence);
696 extern void __vmw_execbuf_release_pinned_bo(struct vmw_private *dev_priv,
697 struct vmw_fence_obj *fence);
698 extern void vmw_execbuf_release_pinned_bo(struct vmw_private *dev_priv);
700 extern int vmw_execbuf_fence_commands(struct drm_file *file_priv,
701 struct vmw_private *dev_priv,
702 struct vmw_fence_obj **p_fence,
704 extern void vmw_execbuf_copy_fence_user(struct vmw_private *dev_priv,
705 struct vmw_fpriv *vmw_fp,
707 struct drm_vmw_fence_rep __user
709 struct vmw_fence_obj *fence,
710 uint32_t fence_handle);
713 * IRQs and wating - vmwgfx_irq.c
716 extern irqreturn_t vmw_irq_handler(int irq, void *arg);
717 extern int vmw_wait_seqno(struct vmw_private *dev_priv, bool lazy,
718 uint32_t seqno, bool interruptible,
719 unsigned long timeout);
720 extern void vmw_irq_preinstall(struct drm_device *dev);
721 extern int vmw_irq_postinstall(struct drm_device *dev);
722 extern void vmw_irq_uninstall(struct drm_device *dev);
723 extern bool vmw_seqno_passed(struct vmw_private *dev_priv,
725 extern int vmw_fallback_wait(struct vmw_private *dev_priv,
730 unsigned long timeout);
731 extern void vmw_update_seqno(struct vmw_private *dev_priv,
732 struct vmw_fifo_state *fifo_state);
733 extern void vmw_seqno_waiter_add(struct vmw_private *dev_priv);
734 extern void vmw_seqno_waiter_remove(struct vmw_private *dev_priv);
735 extern void vmw_goal_waiter_add(struct vmw_private *dev_priv);
736 extern void vmw_goal_waiter_remove(struct vmw_private *dev_priv);
739 * Rudimentary fence-like objects currently used only for throttling -
743 extern void vmw_marker_queue_init(struct vmw_marker_queue *queue);
744 extern void vmw_marker_queue_takedown(struct vmw_marker_queue *queue);
745 extern int vmw_marker_push(struct vmw_marker_queue *queue,
747 extern int vmw_marker_pull(struct vmw_marker_queue *queue,
748 uint32_t signaled_seqno);
749 extern int vmw_wait_lag(struct vmw_private *dev_priv,
750 struct vmw_marker_queue *queue, uint32_t us);
753 * Kernel framebuffer - vmwgfx_fb.c
756 int vmw_fb_init(struct vmw_private *vmw_priv);
757 int vmw_fb_close(struct vmw_private *dev_priv);
758 int vmw_fb_off(struct vmw_private *vmw_priv);
759 int vmw_fb_on(struct vmw_private *vmw_priv);
762 * Kernel modesetting - vmwgfx_kms.c
765 int vmw_kms_init(struct vmw_private *dev_priv);
766 int vmw_kms_close(struct vmw_private *dev_priv);
767 int vmw_kms_save_vga(struct vmw_private *vmw_priv);
768 int vmw_kms_restore_vga(struct vmw_private *vmw_priv);
769 int vmw_kms_cursor_bypass_ioctl(struct drm_device *dev, void *data,
770 struct drm_file *file_priv);
771 void vmw_kms_cursor_post_execbuf(struct vmw_private *dev_priv);
772 void vmw_kms_cursor_snoop(struct vmw_surface *srf,
773 struct ttm_object_file *tfile,
774 struct ttm_buffer_object *bo,
775 SVGA3dCmdHeader *header);
776 int vmw_kms_write_svga(struct vmw_private *vmw_priv,
777 unsigned width, unsigned height, unsigned pitch,
778 unsigned bpp, unsigned depth);
779 void vmw_kms_idle_workqueues(struct vmw_master *vmaster);
780 bool vmw_kms_validate_mode_vram(struct vmw_private *dev_priv,
783 u32 vmw_get_vblank_counter(struct drm_device *dev, int crtc);
784 int vmw_enable_vblank(struct drm_device *dev, int crtc);
785 void vmw_disable_vblank(struct drm_device *dev, int crtc);
786 int vmw_kms_present(struct vmw_private *dev_priv,
787 struct drm_file *file_priv,
788 struct vmw_framebuffer *vfb,
789 struct vmw_surface *surface,
790 uint32_t sid, int32_t destX, int32_t destY,
791 struct drm_vmw_rect *clips,
793 int vmw_kms_readback(struct vmw_private *dev_priv,
794 struct drm_file *file_priv,
795 struct vmw_framebuffer *vfb,
796 struct drm_vmw_fence_rep __user *user_fence_rep,
797 struct drm_vmw_rect *clips,
799 int vmw_kms_update_layout_ioctl(struct drm_device *dev, void *data,
800 struct drm_file *file_priv);
802 int vmw_dumb_create(struct drm_file *file_priv,
803 struct drm_device *dev,
804 struct drm_mode_create_dumb *args);
806 int vmw_dumb_map_offset(struct drm_file *file_priv,
807 struct drm_device *dev, uint32_t handle,
809 int vmw_dumb_destroy(struct drm_file *file_priv,
810 struct drm_device *dev,
813 * Overlay control - vmwgfx_overlay.c
816 int vmw_overlay_init(struct vmw_private *dev_priv);
817 int vmw_overlay_close(struct vmw_private *dev_priv);
818 int vmw_overlay_ioctl(struct drm_device *dev, void *data,
819 struct drm_file *file_priv);
820 int vmw_overlay_stop_all(struct vmw_private *dev_priv);
821 int vmw_overlay_resume_all(struct vmw_private *dev_priv);
822 int vmw_overlay_pause_all(struct vmw_private *dev_priv);
823 int vmw_overlay_claim(struct vmw_private *dev_priv, uint32_t *out);
824 int vmw_overlay_unref(struct vmw_private *dev_priv, uint32_t stream_id);
825 int vmw_overlay_num_overlays(struct vmw_private *dev_priv);
826 int vmw_overlay_num_free_overlays(struct vmw_private *dev_priv);
832 extern const struct ttm_mem_type_manager_func vmw_gmrid_manager_func;
835 * Prime - vmwgfx_prime.c
838 extern const struct dma_buf_ops vmw_prime_dmabuf_ops;
839 extern int vmw_prime_fd_to_handle(struct drm_device *dev,
840 struct drm_file *file_priv,
841 int fd, u32 *handle);
842 extern int vmw_prime_handle_to_fd(struct drm_device *dev,
843 struct drm_file *file_priv,
844 uint32_t handle, uint32_t flags,
848 * MemoryOBject management - vmwgfx_mob.c
851 extern int vmw_mob_bind(struct vmw_private *dev_priv, struct vmw_mob *mob,
852 struct page **data_pages, unsigned long num_data_pages,
854 extern void vmw_mob_unbind(struct vmw_private *dev_priv,
855 struct vmw_mob *mob);
856 extern void vmw_mob_destroy(struct vmw_mob *mob);
857 extern struct vmw_mob *vmw_mob_create(unsigned long data_pages);
858 extern int vmw_otables_setup(struct vmw_private *dev_priv);
859 extern void vmw_otables_takedown(struct vmw_private *dev_priv);
862 * Context management - vmwgfx_context.c
865 extern const struct vmw_user_resource_conv *user_context_converter;
867 extern struct vmw_resource *vmw_context_alloc(struct vmw_private *dev_priv);
869 extern int vmw_context_check(struct vmw_private *dev_priv,
870 struct ttm_object_file *tfile,
872 struct vmw_resource **p_res);
873 extern int vmw_context_define_ioctl(struct drm_device *dev, void *data,
874 struct drm_file *file_priv);
875 extern int vmw_context_destroy_ioctl(struct drm_device *dev, void *data,
876 struct drm_file *file_priv);
879 * Surface management - vmwgfx_surface.c
882 extern const struct vmw_user_resource_conv *user_surface_converter;
884 extern void vmw_surface_res_free(struct vmw_resource *res);
885 extern int vmw_surface_destroy_ioctl(struct drm_device *dev, void *data,
886 struct drm_file *file_priv);
887 extern int vmw_surface_define_ioctl(struct drm_device *dev, void *data,
888 struct drm_file *file_priv);
889 extern int vmw_surface_reference_ioctl(struct drm_device *dev, void *data,
890 struct drm_file *file_priv);
891 extern int vmw_gb_surface_define_ioctl(struct drm_device *dev, void *data,
892 struct drm_file *file_priv);
893 extern int vmw_gb_surface_reference_ioctl(struct drm_device *dev, void *data,
894 struct drm_file *file_priv);
895 extern int vmw_surface_check(struct vmw_private *dev_priv,
896 struct ttm_object_file *tfile,
897 uint32_t handle, int *id);
898 extern int vmw_surface_validate(struct vmw_private *dev_priv,
899 struct vmw_surface *srf);
902 * Shader management - vmwgfx_shader.c
905 extern const struct vmw_user_resource_conv *user_shader_converter;
907 extern int vmw_shader_define_ioctl(struct drm_device *dev, void *data,
908 struct drm_file *file_priv);
909 extern int vmw_shader_destroy_ioctl(struct drm_device *dev, void *data,
910 struct drm_file *file_priv);
913 * Inline helper functions
916 static inline void vmw_surface_unreference(struct vmw_surface **srf)
918 struct vmw_surface *tmp_srf = *srf;
919 struct vmw_resource *res = &tmp_srf->res;
922 vmw_resource_unreference(&res);
925 static inline struct vmw_surface *vmw_surface_reference(struct vmw_surface *srf)
927 (void) vmw_resource_reference(&srf->res);
931 static inline void vmw_dmabuf_unreference(struct vmw_dma_buffer **buf)
933 struct vmw_dma_buffer *tmp_buf = *buf;
936 if (tmp_buf != NULL) {
937 struct ttm_buffer_object *bo = &tmp_buf->base;
943 static inline struct vmw_dma_buffer *vmw_dmabuf_reference(struct vmw_dma_buffer *buf)
945 if (ttm_bo_reference(&buf->base))
950 static inline struct ttm_mem_global *vmw_mem_glob(struct vmw_private *dev_priv)
952 return (struct ttm_mem_global *) dev_priv->mem_global_ref.object;