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 "20121114"
44 #define VMWGFX_DRIVER_MAJOR 2
45 #define VMWGFX_DRIVER_MINOR 5
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 #define VMWGFX_ENABLE_SCREEN_TARGET_OTABLE 0
56 * Perhaps we should have sysfs entries for these.
58 #define VMWGFX_NUM_GB_CONTEXT 256
59 #define VMWGFX_NUM_GB_SHADER 20000
60 #define VMWGFX_NUM_GB_SURFACE 32768
61 #define VMWGFX_NUM_GB_SCREEN_TARGET VMWGFX_MAX_DISPLAYS
62 #define VMWGFX_NUM_MOB (VMWGFX_NUM_GB_CONTEXT +\
63 VMWGFX_NUM_GB_SHADER +\
64 VMWGFX_NUM_GB_SURFACE +\
65 VMWGFX_NUM_GB_SCREEN_TARGET)
67 #define VMW_PL_GMR TTM_PL_PRIV0
68 #define VMW_PL_FLAG_GMR TTM_PL_FLAG_PRIV0
69 #define VMW_PL_MOB TTM_PL_PRIV1
70 #define VMW_PL_FLAG_MOB TTM_PL_FLAG_PRIV1
72 #define VMW_RES_CONTEXT ttm_driver_type0
73 #define VMW_RES_SURFACE ttm_driver_type1
74 #define VMW_RES_STREAM ttm_driver_type2
75 #define VMW_RES_FENCE ttm_driver_type3
76 #define VMW_RES_SHADER ttm_driver_type4
78 struct vmw_compat_shader_manager;
81 struct drm_master *locked_master;
82 struct ttm_object_file *tfile;
83 struct list_head fence_events;
85 struct vmw_compat_shader_manager *shman;
88 struct vmw_dma_buffer {
89 struct ttm_buffer_object base;
90 struct list_head res_list;
94 * struct vmw_validate_buffer - Carries validation info about buffers.
96 * @base: Validation info for TTM.
97 * @hash: Hash entry for quick lookup of the TTM buffer object.
99 * This structure contains also driver private validation info
100 * on top of the info needed by TTM.
102 struct vmw_validate_buffer {
103 struct ttm_validate_buffer base;
104 struct drm_hash_item hash;
105 bool validate_as_mob;
109 struct vmw_resource {
111 struct vmw_private *dev_priv;
114 unsigned long backup_size;
115 bool res_dirty; /* Protected by backup buffer reserved */
116 bool backup_dirty; /* Protected by backup buffer reserved */
117 struct vmw_dma_buffer *backup;
118 unsigned long backup_offset;
119 const struct vmw_res_func *func;
120 struct list_head lru_head; /* Protected by the resource lock */
121 struct list_head mob_head; /* Protected by @backup reserved */
122 struct list_head binding_head; /* Protected by binding_mutex */
123 void (*res_free) (struct vmw_resource *res);
124 void (*hw_destroy) (struct vmw_resource *res);
135 struct vmw_cursor_snooper {
136 struct drm_crtc *crtc;
141 struct vmw_framebuffer;
142 struct vmw_surface_offset;
145 struct vmw_resource res;
148 uint32_t mip_levels[DRM_VMW_MAX_SURFACE_FACES];
149 struct drm_vmw_size base_size;
150 struct drm_vmw_size *sizes;
153 /* TODO so far just a extra pointer */
154 struct vmw_cursor_snooper snooper;
155 struct vmw_surface_offset *offsets;
156 SVGA3dTextureFilter autogen_filter;
157 uint32_t multisample_count;
160 struct vmw_marker_queue {
161 struct list_head head;
163 struct timespec lag_time;
167 struct vmw_fifo_state {
168 unsigned long reserved_size;
169 __le32 *dynamic_buffer;
170 __le32 *static_buffer;
171 unsigned long static_buffer_size;
172 bool using_bounce_buffer;
173 uint32_t capabilities;
174 struct mutex fifo_mutex;
175 struct rw_semaphore rwsem;
176 struct vmw_marker_queue marker_queue;
179 struct vmw_relocation {
181 SVGAGuestPtr *location;
186 * struct vmw_res_cache_entry - resource information cache entry
188 * @valid: Whether the entry is valid, which also implies that the execbuf
189 * code holds a reference to the resource, and it's placed on the
191 * @handle: User-space handle of a resource.
192 * @res: Non-ref-counted pointer to the resource.
194 * Used to avoid frequent repeated user-space handle lookups of the
197 struct vmw_res_cache_entry {
200 struct vmw_resource *res;
201 struct vmw_resource_val_node *node;
205 * enum vmw_dma_map_mode - indicate how to perform TTM page dma mappings.
207 enum vmw_dma_map_mode {
208 vmw_dma_phys, /* Use physical page addresses */
209 vmw_dma_alloc_coherent, /* Use TTM coherent pages */
210 vmw_dma_map_populate, /* Unmap from DMA just after unpopulate */
211 vmw_dma_map_bind, /* Unmap from DMA just before unbind */
216 * struct vmw_sg_table - Scatter/gather table for binding, with additional
217 * device-specific information.
219 * @sgt: Pointer to a struct sg_table with binding information
220 * @num_regions: Number of regions with device-address contigous pages
222 struct vmw_sg_table {
223 enum vmw_dma_map_mode mode;
225 const dma_addr_t *addrs;
226 struct sg_table *sgt;
227 unsigned long num_regions;
228 unsigned long num_pages;
232 * struct vmw_piter - Page iterator that iterates over a list of pages
233 * and DMA addresses that could be either a scatter-gather list or
236 * @pages: Array of page pointers to the pages.
237 * @addrs: DMA addresses to the pages if coherent pages are used.
238 * @iter: Scatter-gather page iterator. Current position in SG list.
239 * @i: Current position in arrays.
240 * @num_pages: Number of pages total.
241 * @next: Function to advance the iterator. Returns false if past the list
242 * of pages, true otherwise.
243 * @dma_address: Function to return the DMA address of the current page.
247 const dma_addr_t *addrs;
248 struct sg_page_iter iter;
250 unsigned long num_pages;
251 bool (*next)(struct vmw_piter *);
252 dma_addr_t (*dma_address)(struct vmw_piter *);
253 struct page *(*page)(struct vmw_piter *);
257 * enum vmw_ctx_binding_type - abstract resource to context binding types
259 enum vmw_ctx_binding_type {
260 vmw_ctx_binding_shader,
267 * struct vmw_ctx_bindinfo - structure representing a single context binding
269 * @ctx: Pointer to the context structure. NULL means the binding is not
271 * @res: Non ref-counted pointer to the bound resource.
272 * @bt: The binding type.
273 * @i1: Union of information needed to unbind.
275 struct vmw_ctx_bindinfo {
276 struct vmw_resource *ctx;
277 struct vmw_resource *res;
278 enum vmw_ctx_binding_type bt;
280 SVGA3dShaderType shader_type;
281 SVGA3dRenderTargetType rt_type;
282 uint32 texture_stage;
287 * struct vmw_ctx_binding - structure representing a single context binding
288 * - suitable for tracking in a context
290 * @ctx_list: List head for context.
291 * @res_list: List head for bound resource.
294 struct vmw_ctx_binding {
295 struct list_head ctx_list;
296 struct list_head res_list;
297 struct vmw_ctx_bindinfo bi;
302 * struct vmw_ctx_binding_state - context binding state
304 * @list: linked list of individual bindings.
305 * @render_targets: Render target bindings.
306 * @texture_units: Texture units/samplers bindings.
307 * @shaders: Shader bindings.
309 * Note that this structure also provides storage space for the individual
310 * struct vmw_ctx_binding objects, so that no dynamic allocation is needed
311 * for individual bindings.
314 struct vmw_ctx_binding_state {
315 struct list_head list;
316 struct vmw_ctx_binding render_targets[SVGA3D_RT_MAX];
317 struct vmw_ctx_binding texture_units[SVGA3D_NUM_TEXTURE_UNITS];
318 struct vmw_ctx_binding shaders[SVGA3D_SHADERTYPE_MAX];
321 struct vmw_sw_context{
322 struct drm_open_hash res_ht;
323 bool res_ht_initialized;
324 bool kernel; /**< is the called made from the kernel */
325 struct vmw_fpriv *fp;
326 struct list_head validate_nodes;
327 struct vmw_relocation relocs[VMWGFX_MAX_RELOCATIONS];
329 struct vmw_validate_buffer val_bufs[VMWGFX_MAX_VALIDATIONS];
330 uint32_t cur_val_buf;
331 uint32_t *cmd_bounce;
332 uint32_t cmd_bounce_size;
333 struct list_head resource_list;
334 uint32_t fence_flags;
335 struct ttm_buffer_object *cur_query_bo;
336 struct list_head res_relocations;
338 struct vmw_res_cache_entry res_cache[vmw_res_max];
339 struct vmw_resource *last_query_ctx;
340 bool needs_post_query_barrier;
341 struct vmw_resource *error_resource;
342 struct vmw_ctx_binding_state staged_bindings;
343 struct list_head staged_shaders;
346 struct vmw_legacy_display;
350 struct ttm_lock lock;
351 struct mutex fb_surf_mutex;
352 struct list_head fb_surf;
355 struct vmw_vga_topology_state {
364 struct ttm_bo_device bdev;
365 struct ttm_bo_global_ref bo_global_ref;
366 struct drm_global_reference mem_global_ref;
368 struct vmw_fifo_state fifo;
370 struct drm_device *dev;
371 unsigned long vmw_chipset;
372 unsigned int io_start;
375 uint32_t prim_bb_mem;
378 uint32_t fb_max_width;
379 uint32_t fb_max_height;
380 uint32_t initial_width;
381 uint32_t initial_height;
382 __le32 __iomem *mmio_virt;
384 uint32_t capabilities;
385 uint32_t max_gmr_ids;
386 uint32_t max_gmr_pages;
387 uint32_t max_mob_pages;
388 uint32_t memory_size;
391 struct mutex hw_mutex;
397 struct vmw_vga_topology_state vga_save[VMWGFX_MAX_DISPLAYS];
402 uint32_t vga_pitchlock;
404 uint32_t num_displays;
411 struct vmw_legacy_display *ldu_priv;
412 struct vmw_screen_object_display *sou_priv;
413 struct vmw_overlay *overlay_priv;
416 * Context and surface management.
419 rwlock_t resource_lock;
420 struct idr res_idr[vmw_res_max];
422 * Block lastclose from racing with firstopen.
425 struct mutex init_mutex;
428 * A resource manager for kernel-only surfaces and
432 struct ttm_object_device *tdev;
439 wait_queue_head_t fence_queue;
440 wait_queue_head_t fifo_queue;
441 int fence_queue_waiters; /* Protected by hw_mutex */
442 int goal_queue_waiters; /* Protected by hw_mutex */
443 atomic_t fifo_queue_waiters;
444 uint32_t last_read_seqno;
446 struct vmw_fence_manager *fman;
453 uint32_t traces_state;
454 uint32_t enable_state;
455 uint32_t config_done_state;
461 * Protected by the cmdbuf mutex.
464 struct vmw_sw_context ctx;
465 struct mutex cmdbuf_mutex;
466 struct mutex binding_mutex;
479 struct vmw_master *active_master;
480 struct vmw_master fbdev_master;
481 struct notifier_block pm_nb;
484 struct mutex release_mutex;
485 uint32_t num_3d_resources;
488 * Query processing. These members
489 * are protected by the cmdbuf mutex.
492 struct ttm_buffer_object *dummy_query_bo;
493 struct ttm_buffer_object *pinned_bo;
495 uint32_t query_cid_valid;
496 bool dummy_query_bo_pinned;
499 * Surface swapping. The "surface_lru" list is protected by the
500 * resource lock in order to be able to destroy a surface and take
501 * it off the lru atomically. "used_memory_size" is currently
502 * protected by the cmdbuf mutex for simplicity.
505 struct list_head res_lru[vmw_res_max];
506 uint32_t used_memory_size;
511 enum vmw_dma_map_mode map_mode;
516 struct ttm_buffer_object *otable_bo;
517 struct vmw_otable *otables;
520 static inline struct vmw_surface *vmw_res_to_srf(struct vmw_resource *res)
522 return container_of(res, struct vmw_surface, res);
525 static inline struct vmw_private *vmw_priv(struct drm_device *dev)
527 return (struct vmw_private *)dev->dev_private;
530 static inline struct vmw_fpriv *vmw_fpriv(struct drm_file *file_priv)
532 return (struct vmw_fpriv *)file_priv->driver_priv;
535 static inline struct vmw_master *vmw_master(struct drm_master *master)
537 return (struct vmw_master *) master->driver_priv;
540 static inline void vmw_write(struct vmw_private *dev_priv,
541 unsigned int offset, uint32_t value)
543 outl(offset, dev_priv->io_start + VMWGFX_INDEX_PORT);
544 outl(value, dev_priv->io_start + VMWGFX_VALUE_PORT);
547 static inline uint32_t vmw_read(struct vmw_private *dev_priv,
552 outl(offset, dev_priv->io_start + VMWGFX_INDEX_PORT);
553 val = inl(dev_priv->io_start + VMWGFX_VALUE_PORT);
557 int vmw_3d_resource_inc(struct vmw_private *dev_priv, bool unhide_svga);
558 void vmw_3d_resource_dec(struct vmw_private *dev_priv, bool hide_svga);
561 * GMR utilities - vmwgfx_gmr.c
564 extern int vmw_gmr_bind(struct vmw_private *dev_priv,
565 const struct vmw_sg_table *vsgt,
566 unsigned long num_pages,
568 extern void vmw_gmr_unbind(struct vmw_private *dev_priv, int gmr_id);
571 * Resource utilities - vmwgfx_resource.c
573 struct vmw_user_resource_conv;
575 extern void vmw_resource_unreference(struct vmw_resource **p_res);
576 extern struct vmw_resource *vmw_resource_reference(struct vmw_resource *res);
577 extern int vmw_resource_validate(struct vmw_resource *res);
578 extern int vmw_resource_reserve(struct vmw_resource *res, bool no_backup);
579 extern bool vmw_resource_needs_backup(const struct vmw_resource *res);
580 extern int vmw_user_lookup_handle(struct vmw_private *dev_priv,
581 struct ttm_object_file *tfile,
583 struct vmw_surface **out_surf,
584 struct vmw_dma_buffer **out_buf);
585 extern int vmw_user_resource_lookup_handle(
586 struct vmw_private *dev_priv,
587 struct ttm_object_file *tfile,
589 const struct vmw_user_resource_conv *converter,
590 struct vmw_resource **p_res);
591 extern void vmw_dmabuf_bo_free(struct ttm_buffer_object *bo);
592 extern int vmw_dmabuf_init(struct vmw_private *dev_priv,
593 struct vmw_dma_buffer *vmw_bo,
594 size_t size, struct ttm_placement *placement,
596 void (*bo_free) (struct ttm_buffer_object *bo));
597 extern int vmw_user_dmabuf_verify_access(struct ttm_buffer_object *bo,
598 struct ttm_object_file *tfile);
599 extern int vmw_user_dmabuf_alloc(struct vmw_private *dev_priv,
600 struct ttm_object_file *tfile,
604 struct vmw_dma_buffer **p_dma_buf);
605 extern int vmw_user_dmabuf_reference(struct ttm_object_file *tfile,
606 struct vmw_dma_buffer *dma_buf,
608 extern int vmw_dmabuf_alloc_ioctl(struct drm_device *dev, void *data,
609 struct drm_file *file_priv);
610 extern int vmw_dmabuf_unref_ioctl(struct drm_device *dev, void *data,
611 struct drm_file *file_priv);
612 extern int vmw_user_dmabuf_synccpu_ioctl(struct drm_device *dev, void *data,
613 struct drm_file *file_priv);
614 extern uint32_t vmw_dmabuf_validate_node(struct ttm_buffer_object *bo,
615 uint32_t cur_validate_node);
616 extern void vmw_dmabuf_validate_clear(struct ttm_buffer_object *bo);
617 extern int vmw_user_dmabuf_lookup(struct ttm_object_file *tfile,
618 uint32_t id, struct vmw_dma_buffer **out);
619 extern int vmw_stream_claim_ioctl(struct drm_device *dev, void *data,
620 struct drm_file *file_priv);
621 extern int vmw_stream_unref_ioctl(struct drm_device *dev, void *data,
622 struct drm_file *file_priv);
623 extern int vmw_user_stream_lookup(struct vmw_private *dev_priv,
624 struct ttm_object_file *tfile,
626 struct vmw_resource **out);
627 extern void vmw_resource_unreserve(struct vmw_resource *res,
628 struct vmw_dma_buffer *new_backup,
629 unsigned long new_backup_offset);
630 extern void vmw_resource_move_notify(struct ttm_buffer_object *bo,
631 struct ttm_mem_reg *mem);
632 extern void vmw_fence_single_bo(struct ttm_buffer_object *bo,
633 struct vmw_fence_obj *fence);
634 extern void vmw_resource_evict_all(struct vmw_private *dev_priv);
637 * DMA buffer helper routines - vmwgfx_dmabuf.c
639 extern int vmw_dmabuf_to_placement(struct vmw_private *vmw_priv,
640 struct vmw_dma_buffer *bo,
641 struct ttm_placement *placement,
643 extern int vmw_dmabuf_to_vram(struct vmw_private *dev_priv,
644 struct vmw_dma_buffer *buf,
645 bool pin, bool interruptible);
646 extern int vmw_dmabuf_to_vram_or_gmr(struct vmw_private *dev_priv,
647 struct vmw_dma_buffer *buf,
648 bool pin, bool interruptible);
649 extern int vmw_dmabuf_to_start_of_vram(struct vmw_private *vmw_priv,
650 struct vmw_dma_buffer *bo,
651 bool pin, bool interruptible);
652 extern int vmw_dmabuf_unpin(struct vmw_private *vmw_priv,
653 struct vmw_dma_buffer *bo,
655 extern void vmw_bo_get_guest_ptr(const struct ttm_buffer_object *buf,
657 extern void vmw_bo_pin(struct ttm_buffer_object *bo, bool pin);
660 * Misc Ioctl functionality - vmwgfx_ioctl.c
663 extern int vmw_getparam_ioctl(struct drm_device *dev, void *data,
664 struct drm_file *file_priv);
665 extern int vmw_get_cap_3d_ioctl(struct drm_device *dev, void *data,
666 struct drm_file *file_priv);
667 extern int vmw_present_ioctl(struct drm_device *dev, void *data,
668 struct drm_file *file_priv);
669 extern int vmw_present_readback_ioctl(struct drm_device *dev, void *data,
670 struct drm_file *file_priv);
671 extern unsigned int vmw_fops_poll(struct file *filp,
672 struct poll_table_struct *wait);
673 extern ssize_t vmw_fops_read(struct file *filp, char __user *buffer,
674 size_t count, loff_t *offset);
677 * Fifo utilities - vmwgfx_fifo.c
680 extern int vmw_fifo_init(struct vmw_private *dev_priv,
681 struct vmw_fifo_state *fifo);
682 extern void vmw_fifo_release(struct vmw_private *dev_priv,
683 struct vmw_fifo_state *fifo);
684 extern void *vmw_fifo_reserve(struct vmw_private *dev_priv, uint32_t bytes);
685 extern void vmw_fifo_commit(struct vmw_private *dev_priv, uint32_t bytes);
686 extern int vmw_fifo_send_fence(struct vmw_private *dev_priv,
688 extern void vmw_fifo_ping_host(struct vmw_private *dev_priv, uint32_t reason);
689 extern bool vmw_fifo_have_3d(struct vmw_private *dev_priv);
690 extern bool vmw_fifo_have_pitchlock(struct vmw_private *dev_priv);
691 extern int vmw_fifo_emit_dummy_query(struct vmw_private *dev_priv,
695 * TTM glue - vmwgfx_ttm_glue.c
698 extern int vmw_ttm_global_init(struct vmw_private *dev_priv);
699 extern void vmw_ttm_global_release(struct vmw_private *dev_priv);
700 extern int vmw_mmap(struct file *filp, struct vm_area_struct *vma);
703 * TTM buffer object driver - vmwgfx_buffer.c
706 extern const size_t vmw_tt_size;
707 extern struct ttm_placement vmw_vram_placement;
708 extern struct ttm_placement vmw_vram_ne_placement;
709 extern struct ttm_placement vmw_vram_sys_placement;
710 extern struct ttm_placement vmw_vram_gmr_placement;
711 extern struct ttm_placement vmw_vram_gmr_ne_placement;
712 extern struct ttm_placement vmw_sys_placement;
713 extern struct ttm_placement vmw_sys_ne_placement;
714 extern struct ttm_placement vmw_evictable_placement;
715 extern struct ttm_placement vmw_srf_placement;
716 extern struct ttm_placement vmw_mob_placement;
717 extern struct ttm_bo_driver vmw_bo_driver;
718 extern int vmw_dma_quiescent(struct drm_device *dev);
719 extern int vmw_bo_map_dma(struct ttm_buffer_object *bo);
720 extern void vmw_bo_unmap_dma(struct ttm_buffer_object *bo);
721 extern const struct vmw_sg_table *
722 vmw_bo_sg_table(struct ttm_buffer_object *bo);
723 extern void vmw_piter_start(struct vmw_piter *viter,
724 const struct vmw_sg_table *vsgt,
725 unsigned long p_offs);
728 * vmw_piter_next - Advance the iterator one page.
730 * @viter: Pointer to the iterator to advance.
732 * Returns false if past the list of pages, true otherwise.
734 static inline bool vmw_piter_next(struct vmw_piter *viter)
736 return viter->next(viter);
740 * vmw_piter_dma_addr - Return the DMA address of the current page.
742 * @viter: Pointer to the iterator
744 * Returns the DMA address of the page pointed to by @viter.
746 static inline dma_addr_t vmw_piter_dma_addr(struct vmw_piter *viter)
748 return viter->dma_address(viter);
752 * vmw_piter_page - Return a pointer to the current page.
754 * @viter: Pointer to the iterator
756 * Returns the DMA address of the page pointed to by @viter.
758 static inline struct page *vmw_piter_page(struct vmw_piter *viter)
760 return viter->page(viter);
764 * Command submission - vmwgfx_execbuf.c
767 extern int vmw_execbuf_ioctl(struct drm_device *dev, void *data,
768 struct drm_file *file_priv);
769 extern int vmw_execbuf_process(struct drm_file *file_priv,
770 struct vmw_private *dev_priv,
771 void __user *user_commands,
772 void *kernel_commands,
773 uint32_t command_size,
774 uint64_t throttle_us,
775 struct drm_vmw_fence_rep __user
777 struct vmw_fence_obj **out_fence);
778 extern void __vmw_execbuf_release_pinned_bo(struct vmw_private *dev_priv,
779 struct vmw_fence_obj *fence);
780 extern void vmw_execbuf_release_pinned_bo(struct vmw_private *dev_priv);
782 extern int vmw_execbuf_fence_commands(struct drm_file *file_priv,
783 struct vmw_private *dev_priv,
784 struct vmw_fence_obj **p_fence,
786 extern void vmw_execbuf_copy_fence_user(struct vmw_private *dev_priv,
787 struct vmw_fpriv *vmw_fp,
789 struct drm_vmw_fence_rep __user
791 struct vmw_fence_obj *fence,
792 uint32_t fence_handle);
795 * IRQs and wating - vmwgfx_irq.c
798 extern irqreturn_t vmw_irq_handler(int irq, void *arg);
799 extern int vmw_wait_seqno(struct vmw_private *dev_priv, bool lazy,
800 uint32_t seqno, bool interruptible,
801 unsigned long timeout);
802 extern void vmw_irq_preinstall(struct drm_device *dev);
803 extern int vmw_irq_postinstall(struct drm_device *dev);
804 extern void vmw_irq_uninstall(struct drm_device *dev);
805 extern bool vmw_seqno_passed(struct vmw_private *dev_priv,
807 extern int vmw_fallback_wait(struct vmw_private *dev_priv,
812 unsigned long timeout);
813 extern void vmw_update_seqno(struct vmw_private *dev_priv,
814 struct vmw_fifo_state *fifo_state);
815 extern void vmw_seqno_waiter_add(struct vmw_private *dev_priv);
816 extern void vmw_seqno_waiter_remove(struct vmw_private *dev_priv);
817 extern void vmw_goal_waiter_add(struct vmw_private *dev_priv);
818 extern void vmw_goal_waiter_remove(struct vmw_private *dev_priv);
821 * Rudimentary fence-like objects currently used only for throttling -
825 extern void vmw_marker_queue_init(struct vmw_marker_queue *queue);
826 extern void vmw_marker_queue_takedown(struct vmw_marker_queue *queue);
827 extern int vmw_marker_push(struct vmw_marker_queue *queue,
829 extern int vmw_marker_pull(struct vmw_marker_queue *queue,
830 uint32_t signaled_seqno);
831 extern int vmw_wait_lag(struct vmw_private *dev_priv,
832 struct vmw_marker_queue *queue, uint32_t us);
835 * Kernel framebuffer - vmwgfx_fb.c
838 int vmw_fb_init(struct vmw_private *vmw_priv);
839 int vmw_fb_close(struct vmw_private *dev_priv);
840 int vmw_fb_off(struct vmw_private *vmw_priv);
841 int vmw_fb_on(struct vmw_private *vmw_priv);
844 * Kernel modesetting - vmwgfx_kms.c
847 int vmw_kms_init(struct vmw_private *dev_priv);
848 int vmw_kms_close(struct vmw_private *dev_priv);
849 int vmw_kms_save_vga(struct vmw_private *vmw_priv);
850 int vmw_kms_restore_vga(struct vmw_private *vmw_priv);
851 int vmw_kms_cursor_bypass_ioctl(struct drm_device *dev, void *data,
852 struct drm_file *file_priv);
853 void vmw_kms_cursor_post_execbuf(struct vmw_private *dev_priv);
854 void vmw_kms_cursor_snoop(struct vmw_surface *srf,
855 struct ttm_object_file *tfile,
856 struct ttm_buffer_object *bo,
857 SVGA3dCmdHeader *header);
858 int vmw_kms_write_svga(struct vmw_private *vmw_priv,
859 unsigned width, unsigned height, unsigned pitch,
860 unsigned bpp, unsigned depth);
861 void vmw_kms_idle_workqueues(struct vmw_master *vmaster);
862 bool vmw_kms_validate_mode_vram(struct vmw_private *dev_priv,
865 u32 vmw_get_vblank_counter(struct drm_device *dev, int crtc);
866 int vmw_enable_vblank(struct drm_device *dev, int crtc);
867 void vmw_disable_vblank(struct drm_device *dev, int crtc);
868 int vmw_kms_present(struct vmw_private *dev_priv,
869 struct drm_file *file_priv,
870 struct vmw_framebuffer *vfb,
871 struct vmw_surface *surface,
872 uint32_t sid, int32_t destX, int32_t destY,
873 struct drm_vmw_rect *clips,
875 int vmw_kms_readback(struct vmw_private *dev_priv,
876 struct drm_file *file_priv,
877 struct vmw_framebuffer *vfb,
878 struct drm_vmw_fence_rep __user *user_fence_rep,
879 struct drm_vmw_rect *clips,
881 int vmw_kms_update_layout_ioctl(struct drm_device *dev, void *data,
882 struct drm_file *file_priv);
884 int vmw_dumb_create(struct drm_file *file_priv,
885 struct drm_device *dev,
886 struct drm_mode_create_dumb *args);
888 int vmw_dumb_map_offset(struct drm_file *file_priv,
889 struct drm_device *dev, uint32_t handle,
891 int vmw_dumb_destroy(struct drm_file *file_priv,
892 struct drm_device *dev,
895 * Overlay control - vmwgfx_overlay.c
898 int vmw_overlay_init(struct vmw_private *dev_priv);
899 int vmw_overlay_close(struct vmw_private *dev_priv);
900 int vmw_overlay_ioctl(struct drm_device *dev, void *data,
901 struct drm_file *file_priv);
902 int vmw_overlay_stop_all(struct vmw_private *dev_priv);
903 int vmw_overlay_resume_all(struct vmw_private *dev_priv);
904 int vmw_overlay_pause_all(struct vmw_private *dev_priv);
905 int vmw_overlay_claim(struct vmw_private *dev_priv, uint32_t *out);
906 int vmw_overlay_unref(struct vmw_private *dev_priv, uint32_t stream_id);
907 int vmw_overlay_num_overlays(struct vmw_private *dev_priv);
908 int vmw_overlay_num_free_overlays(struct vmw_private *dev_priv);
914 extern const struct ttm_mem_type_manager_func vmw_gmrid_manager_func;
917 * Prime - vmwgfx_prime.c
920 extern const struct dma_buf_ops vmw_prime_dmabuf_ops;
921 extern int vmw_prime_fd_to_handle(struct drm_device *dev,
922 struct drm_file *file_priv,
923 int fd, u32 *handle);
924 extern int vmw_prime_handle_to_fd(struct drm_device *dev,
925 struct drm_file *file_priv,
926 uint32_t handle, uint32_t flags,
930 * MemoryOBject management - vmwgfx_mob.c
933 extern int vmw_mob_bind(struct vmw_private *dev_priv, struct vmw_mob *mob,
934 const struct vmw_sg_table *vsgt,
935 unsigned long num_data_pages, int32_t mob_id);
936 extern void vmw_mob_unbind(struct vmw_private *dev_priv,
937 struct vmw_mob *mob);
938 extern void vmw_mob_destroy(struct vmw_mob *mob);
939 extern struct vmw_mob *vmw_mob_create(unsigned long data_pages);
940 extern int vmw_otables_setup(struct vmw_private *dev_priv);
941 extern void vmw_otables_takedown(struct vmw_private *dev_priv);
944 * Context management - vmwgfx_context.c
947 extern const struct vmw_user_resource_conv *user_context_converter;
949 extern struct vmw_resource *vmw_context_alloc(struct vmw_private *dev_priv);
951 extern int vmw_context_check(struct vmw_private *dev_priv,
952 struct ttm_object_file *tfile,
954 struct vmw_resource **p_res);
955 extern int vmw_context_define_ioctl(struct drm_device *dev, void *data,
956 struct drm_file *file_priv);
957 extern int vmw_context_destroy_ioctl(struct drm_device *dev, void *data,
958 struct drm_file *file_priv);
959 extern int vmw_context_binding_add(struct vmw_ctx_binding_state *cbs,
960 const struct vmw_ctx_bindinfo *ci);
962 vmw_context_binding_state_transfer(struct vmw_resource *res,
963 struct vmw_ctx_binding_state *cbs);
964 extern void vmw_context_binding_res_list_kill(struct list_head *head);
967 * Surface management - vmwgfx_surface.c
970 extern const struct vmw_user_resource_conv *user_surface_converter;
972 extern void vmw_surface_res_free(struct vmw_resource *res);
973 extern int vmw_surface_destroy_ioctl(struct drm_device *dev, void *data,
974 struct drm_file *file_priv);
975 extern int vmw_surface_define_ioctl(struct drm_device *dev, void *data,
976 struct drm_file *file_priv);
977 extern int vmw_surface_reference_ioctl(struct drm_device *dev, void *data,
978 struct drm_file *file_priv);
979 extern int vmw_gb_surface_define_ioctl(struct drm_device *dev, void *data,
980 struct drm_file *file_priv);
981 extern int vmw_gb_surface_reference_ioctl(struct drm_device *dev, void *data,
982 struct drm_file *file_priv);
983 extern int vmw_surface_check(struct vmw_private *dev_priv,
984 struct ttm_object_file *tfile,
985 uint32_t handle, int *id);
986 extern int vmw_surface_validate(struct vmw_private *dev_priv,
987 struct vmw_surface *srf);
990 * Shader management - vmwgfx_shader.c
993 extern const struct vmw_user_resource_conv *user_shader_converter;
995 extern int vmw_shader_define_ioctl(struct drm_device *dev, void *data,
996 struct drm_file *file_priv);
997 extern int vmw_shader_destroy_ioctl(struct drm_device *dev, void *data,
998 struct drm_file *file_priv);
999 extern int vmw_compat_shader_lookup(struct vmw_compat_shader_manager *man,
1000 SVGA3dShaderType shader_type,
1002 extern void vmw_compat_shaders_commit(struct vmw_compat_shader_manager *man,
1003 struct list_head *list);
1004 extern void vmw_compat_shaders_revert(struct vmw_compat_shader_manager *man,
1005 struct list_head *list);
1006 extern int vmw_compat_shader_remove(struct vmw_compat_shader_manager *man,
1008 SVGA3dShaderType shader_type,
1009 struct list_head *list);
1010 extern int vmw_compat_shader_add(struct vmw_compat_shader_manager *man,
1011 u32 user_key, const void *bytecode,
1012 SVGA3dShaderType shader_type,
1014 struct ttm_object_file *tfile,
1015 struct list_head *list);
1016 extern struct vmw_compat_shader_manager *
1017 vmw_compat_shader_man_create(struct vmw_private *dev_priv);
1019 vmw_compat_shader_man_destroy(struct vmw_compat_shader_manager *man);
1023 * Inline helper functions
1026 static inline void vmw_surface_unreference(struct vmw_surface **srf)
1028 struct vmw_surface *tmp_srf = *srf;
1029 struct vmw_resource *res = &tmp_srf->res;
1032 vmw_resource_unreference(&res);
1035 static inline struct vmw_surface *vmw_surface_reference(struct vmw_surface *srf)
1037 (void) vmw_resource_reference(&srf->res);
1041 static inline void vmw_dmabuf_unreference(struct vmw_dma_buffer **buf)
1043 struct vmw_dma_buffer *tmp_buf = *buf;
1046 if (tmp_buf != NULL) {
1047 struct ttm_buffer_object *bo = &tmp_buf->base;
1053 static inline struct vmw_dma_buffer *vmw_dmabuf_reference(struct vmw_dma_buffer *buf)
1055 if (ttm_bo_reference(&buf->base))
1060 static inline struct ttm_mem_global *vmw_mem_glob(struct vmw_private *dev_priv)
1062 return (struct ttm_mem_global *) dev_priv->mem_global_ref.object;