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
79 struct drm_master *locked_master;
80 struct ttm_object_file *tfile;
81 struct list_head fence_events;
84 struct vmw_dma_buffer {
85 struct ttm_buffer_object base;
86 struct list_head res_list;
90 * struct vmw_validate_buffer - Carries validation info about buffers.
92 * @base: Validation info for TTM.
93 * @hash: Hash entry for quick lookup of the TTM buffer object.
95 * This structure contains also driver private validation info
96 * on top of the info needed by TTM.
98 struct vmw_validate_buffer {
99 struct ttm_validate_buffer base;
100 struct drm_hash_item hash;
101 bool validate_as_mob;
105 struct vmw_resource {
107 struct vmw_private *dev_priv;
110 unsigned long backup_size;
111 bool res_dirty; /* Protected by backup buffer reserved */
112 bool backup_dirty; /* Protected by backup buffer reserved */
113 struct vmw_dma_buffer *backup;
114 unsigned long backup_offset;
115 const struct vmw_res_func *func;
116 struct list_head lru_head; /* Protected by the resource lock */
117 struct list_head mob_head; /* Protected by @backup reserved */
118 struct list_head binding_head; /* Protected by binding_mutex */
119 void (*res_free) (struct vmw_resource *res);
120 void (*hw_destroy) (struct vmw_resource *res);
131 struct vmw_cursor_snooper {
132 struct drm_crtc *crtc;
137 struct vmw_framebuffer;
138 struct vmw_surface_offset;
141 struct vmw_resource res;
144 uint32_t mip_levels[DRM_VMW_MAX_SURFACE_FACES];
145 struct drm_vmw_size base_size;
146 struct drm_vmw_size *sizes;
149 /* TODO so far just a extra pointer */
150 struct vmw_cursor_snooper snooper;
151 struct vmw_surface_offset *offsets;
152 SVGA3dTextureFilter autogen_filter;
153 uint32_t multisample_count;
156 struct vmw_marker_queue {
157 struct list_head head;
159 struct timespec lag_time;
163 struct vmw_fifo_state {
164 unsigned long reserved_size;
165 __le32 *dynamic_buffer;
166 __le32 *static_buffer;
167 unsigned long static_buffer_size;
168 bool using_bounce_buffer;
169 uint32_t capabilities;
170 struct mutex fifo_mutex;
171 struct rw_semaphore rwsem;
172 struct vmw_marker_queue marker_queue;
175 struct vmw_relocation {
177 SVGAGuestPtr *location;
182 * struct vmw_res_cache_entry - resource information cache entry
184 * @valid: Whether the entry is valid, which also implies that the execbuf
185 * code holds a reference to the resource, and it's placed on the
187 * @handle: User-space handle of a resource.
188 * @res: Non-ref-counted pointer to the resource.
190 * Used to avoid frequent repeated user-space handle lookups of the
193 struct vmw_res_cache_entry {
196 struct vmw_resource *res;
197 struct vmw_resource_val_node *node;
201 * enum vmw_dma_map_mode - indicate how to perform TTM page dma mappings.
203 enum vmw_dma_map_mode {
204 vmw_dma_phys, /* Use physical page addresses */
205 vmw_dma_alloc_coherent, /* Use TTM coherent pages */
206 vmw_dma_map_populate, /* Unmap from DMA just after unpopulate */
207 vmw_dma_map_bind, /* Unmap from DMA just before unbind */
212 * struct vmw_sg_table - Scatter/gather table for binding, with additional
213 * device-specific information.
215 * @sgt: Pointer to a struct sg_table with binding information
216 * @num_regions: Number of regions with device-address contigous pages
218 struct vmw_sg_table {
219 enum vmw_dma_map_mode mode;
221 const dma_addr_t *addrs;
222 struct sg_table *sgt;
223 unsigned long num_regions;
224 unsigned long num_pages;
228 * struct vmw_piter - Page iterator that iterates over a list of pages
229 * and DMA addresses that could be either a scatter-gather list or
232 * @pages: Array of page pointers to the pages.
233 * @addrs: DMA addresses to the pages if coherent pages are used.
234 * @iter: Scatter-gather page iterator. Current position in SG list.
235 * @i: Current position in arrays.
236 * @num_pages: Number of pages total.
237 * @next: Function to advance the iterator. Returns false if past the list
238 * of pages, true otherwise.
239 * @dma_address: Function to return the DMA address of the current page.
243 const dma_addr_t *addrs;
244 struct sg_page_iter iter;
246 unsigned long num_pages;
247 bool (*next)(struct vmw_piter *);
248 dma_addr_t (*dma_address)(struct vmw_piter *);
249 struct page *(*page)(struct vmw_piter *);
253 * enum vmw_ctx_binding_type - abstract resource to context binding types
255 enum vmw_ctx_binding_type {
256 vmw_ctx_binding_shader,
263 * struct vmw_ctx_bindinfo - structure representing a single context binding
265 * @ctx: Pointer to the context structure. NULL means the binding is not
267 * @res: Non ref-counted pointer to the bound resource.
268 * @bt: The binding type.
269 * @i1: Union of information needed to unbind.
271 struct vmw_ctx_bindinfo {
272 struct vmw_resource *ctx;
273 struct vmw_resource *res;
274 enum vmw_ctx_binding_type bt;
276 SVGA3dShaderType shader_type;
277 SVGA3dRenderTargetType rt_type;
278 uint32 texture_stage;
283 * struct vmw_ctx_binding - structure representing a single context binding
284 * - suitable for tracking in a context
286 * @ctx_list: List head for context.
287 * @res_list: List head for bound resource.
290 struct vmw_ctx_binding {
291 struct list_head ctx_list;
292 struct list_head res_list;
293 struct vmw_ctx_bindinfo bi;
298 * struct vmw_ctx_binding_state - context binding state
300 * @list: linked list of individual bindings.
301 * @render_targets: Render target bindings.
302 * @texture_units: Texture units/samplers bindings.
303 * @shaders: Shader bindings.
305 * Note that this structure also provides storage space for the individual
306 * struct vmw_ctx_binding objects, so that no dynamic allocation is needed
307 * for individual bindings.
310 struct vmw_ctx_binding_state {
311 struct list_head list;
312 struct vmw_ctx_binding render_targets[SVGA3D_RT_MAX];
313 struct vmw_ctx_binding texture_units[SVGA3D_NUM_TEXTURE_UNITS];
314 struct vmw_ctx_binding shaders[SVGA3D_SHADERTYPE_MAX];
317 struct vmw_sw_context{
318 struct drm_open_hash res_ht;
319 bool res_ht_initialized;
320 bool kernel; /**< is the called made from the kernel */
321 struct ttm_object_file *tfile;
322 struct list_head validate_nodes;
323 struct vmw_relocation relocs[VMWGFX_MAX_RELOCATIONS];
325 struct vmw_validate_buffer val_bufs[VMWGFX_MAX_VALIDATIONS];
326 uint32_t cur_val_buf;
327 uint32_t *cmd_bounce;
328 uint32_t cmd_bounce_size;
329 struct list_head resource_list;
330 uint32_t fence_flags;
331 struct ttm_buffer_object *cur_query_bo;
332 struct list_head res_relocations;
334 struct vmw_res_cache_entry res_cache[vmw_res_max];
335 struct vmw_resource *last_query_ctx;
336 bool needs_post_query_barrier;
337 struct vmw_resource *error_resource;
338 struct vmw_ctx_binding_state staged_bindings;
341 struct vmw_legacy_display;
345 struct ttm_lock lock;
346 struct mutex fb_surf_mutex;
347 struct list_head fb_surf;
350 struct vmw_vga_topology_state {
359 struct ttm_bo_device bdev;
360 struct ttm_bo_global_ref bo_global_ref;
361 struct drm_global_reference mem_global_ref;
363 struct vmw_fifo_state fifo;
365 struct drm_device *dev;
366 unsigned long vmw_chipset;
367 unsigned int io_start;
370 uint32_t prim_bb_mem;
373 uint32_t fb_max_width;
374 uint32_t fb_max_height;
375 uint32_t initial_width;
376 uint32_t initial_height;
377 __le32 __iomem *mmio_virt;
379 uint32_t capabilities;
380 uint32_t max_gmr_ids;
381 uint32_t max_gmr_pages;
382 uint32_t max_mob_pages;
383 uint32_t memory_size;
386 struct mutex hw_mutex;
392 struct vmw_vga_topology_state vga_save[VMWGFX_MAX_DISPLAYS];
397 uint32_t vga_pitchlock;
399 uint32_t num_displays;
406 struct vmw_legacy_display *ldu_priv;
407 struct vmw_screen_object_display *sou_priv;
408 struct vmw_overlay *overlay_priv;
411 * Context and surface management.
414 rwlock_t resource_lock;
415 struct idr res_idr[vmw_res_max];
417 * Block lastclose from racing with firstopen.
420 struct mutex init_mutex;
423 * A resource manager for kernel-only surfaces and
427 struct ttm_object_device *tdev;
434 wait_queue_head_t fence_queue;
435 wait_queue_head_t fifo_queue;
436 int fence_queue_waiters; /* Protected by hw_mutex */
437 int goal_queue_waiters; /* Protected by hw_mutex */
438 atomic_t fifo_queue_waiters;
439 uint32_t last_read_seqno;
441 struct vmw_fence_manager *fman;
448 uint32_t traces_state;
449 uint32_t enable_state;
450 uint32_t config_done_state;
456 * Protected by the cmdbuf mutex.
459 struct vmw_sw_context ctx;
460 struct mutex cmdbuf_mutex;
461 struct mutex binding_mutex;
474 struct vmw_master *active_master;
475 struct vmw_master fbdev_master;
476 struct notifier_block pm_nb;
479 struct mutex release_mutex;
480 uint32_t num_3d_resources;
483 * Query processing. These members
484 * are protected by the cmdbuf mutex.
487 struct ttm_buffer_object *dummy_query_bo;
488 struct ttm_buffer_object *pinned_bo;
490 uint32_t query_cid_valid;
491 bool dummy_query_bo_pinned;
494 * Surface swapping. The "surface_lru" list is protected by the
495 * resource lock in order to be able to destroy a surface and take
496 * it off the lru atomically. "used_memory_size" is currently
497 * protected by the cmdbuf mutex for simplicity.
500 struct list_head res_lru[vmw_res_max];
501 uint32_t used_memory_size;
506 enum vmw_dma_map_mode map_mode;
511 struct ttm_buffer_object *otable_bo;
512 struct vmw_otable *otables;
515 static inline struct vmw_surface *vmw_res_to_srf(struct vmw_resource *res)
517 return container_of(res, struct vmw_surface, res);
520 static inline struct vmw_private *vmw_priv(struct drm_device *dev)
522 return (struct vmw_private *)dev->dev_private;
525 static inline struct vmw_fpriv *vmw_fpriv(struct drm_file *file_priv)
527 return (struct vmw_fpriv *)file_priv->driver_priv;
530 static inline struct vmw_master *vmw_master(struct drm_master *master)
532 return (struct vmw_master *) master->driver_priv;
535 static inline void vmw_write(struct vmw_private *dev_priv,
536 unsigned int offset, uint32_t value)
538 outl(offset, dev_priv->io_start + VMWGFX_INDEX_PORT);
539 outl(value, dev_priv->io_start + VMWGFX_VALUE_PORT);
542 static inline uint32_t vmw_read(struct vmw_private *dev_priv,
547 outl(offset, dev_priv->io_start + VMWGFX_INDEX_PORT);
548 val = inl(dev_priv->io_start + VMWGFX_VALUE_PORT);
552 int vmw_3d_resource_inc(struct vmw_private *dev_priv, bool unhide_svga);
553 void vmw_3d_resource_dec(struct vmw_private *dev_priv, bool hide_svga);
556 * GMR utilities - vmwgfx_gmr.c
559 extern int vmw_gmr_bind(struct vmw_private *dev_priv,
560 const struct vmw_sg_table *vsgt,
561 unsigned long num_pages,
563 extern void vmw_gmr_unbind(struct vmw_private *dev_priv, int gmr_id);
566 * Resource utilities - vmwgfx_resource.c
568 struct vmw_user_resource_conv;
570 extern void vmw_resource_unreference(struct vmw_resource **p_res);
571 extern struct vmw_resource *vmw_resource_reference(struct vmw_resource *res);
572 extern int vmw_resource_validate(struct vmw_resource *res);
573 extern int vmw_resource_reserve(struct vmw_resource *res, bool no_backup);
574 extern bool vmw_resource_needs_backup(const struct vmw_resource *res);
575 extern int vmw_user_lookup_handle(struct vmw_private *dev_priv,
576 struct ttm_object_file *tfile,
578 struct vmw_surface **out_surf,
579 struct vmw_dma_buffer **out_buf);
580 extern int vmw_user_resource_lookup_handle(
581 struct vmw_private *dev_priv,
582 struct ttm_object_file *tfile,
584 const struct vmw_user_resource_conv *converter,
585 struct vmw_resource **p_res);
586 extern void vmw_dmabuf_bo_free(struct ttm_buffer_object *bo);
587 extern int vmw_dmabuf_init(struct vmw_private *dev_priv,
588 struct vmw_dma_buffer *vmw_bo,
589 size_t size, struct ttm_placement *placement,
591 void (*bo_free) (struct ttm_buffer_object *bo));
592 extern int vmw_user_dmabuf_verify_access(struct ttm_buffer_object *bo,
593 struct ttm_object_file *tfile);
594 extern int vmw_user_dmabuf_alloc(struct vmw_private *dev_priv,
595 struct ttm_object_file *tfile,
599 struct vmw_dma_buffer **p_dma_buf);
600 extern int vmw_user_dmabuf_reference(struct ttm_object_file *tfile,
601 struct vmw_dma_buffer *dma_buf,
603 extern int vmw_dmabuf_alloc_ioctl(struct drm_device *dev, void *data,
604 struct drm_file *file_priv);
605 extern int vmw_dmabuf_unref_ioctl(struct drm_device *dev, void *data,
606 struct drm_file *file_priv);
607 extern int vmw_user_dmabuf_synccpu_ioctl(struct drm_device *dev, void *data,
608 struct drm_file *file_priv);
609 extern uint32_t vmw_dmabuf_validate_node(struct ttm_buffer_object *bo,
610 uint32_t cur_validate_node);
611 extern void vmw_dmabuf_validate_clear(struct ttm_buffer_object *bo);
612 extern int vmw_user_dmabuf_lookup(struct ttm_object_file *tfile,
613 uint32_t id, struct vmw_dma_buffer **out);
614 extern int vmw_stream_claim_ioctl(struct drm_device *dev, void *data,
615 struct drm_file *file_priv);
616 extern int vmw_stream_unref_ioctl(struct drm_device *dev, void *data,
617 struct drm_file *file_priv);
618 extern int vmw_user_stream_lookup(struct vmw_private *dev_priv,
619 struct ttm_object_file *tfile,
621 struct vmw_resource **out);
622 extern void vmw_resource_unreserve(struct vmw_resource *res,
623 struct vmw_dma_buffer *new_backup,
624 unsigned long new_backup_offset);
625 extern void vmw_resource_move_notify(struct ttm_buffer_object *bo,
626 struct ttm_mem_reg *mem);
627 extern void vmw_fence_single_bo(struct ttm_buffer_object *bo,
628 struct vmw_fence_obj *fence);
629 extern void vmw_resource_evict_all(struct vmw_private *dev_priv);
632 * DMA buffer helper routines - vmwgfx_dmabuf.c
634 extern int vmw_dmabuf_to_placement(struct vmw_private *vmw_priv,
635 struct vmw_dma_buffer *bo,
636 struct ttm_placement *placement,
638 extern int vmw_dmabuf_to_vram(struct vmw_private *dev_priv,
639 struct vmw_dma_buffer *buf,
640 bool pin, bool interruptible);
641 extern int vmw_dmabuf_to_vram_or_gmr(struct vmw_private *dev_priv,
642 struct vmw_dma_buffer *buf,
643 bool pin, bool interruptible);
644 extern int vmw_dmabuf_to_start_of_vram(struct vmw_private *vmw_priv,
645 struct vmw_dma_buffer *bo,
646 bool pin, bool interruptible);
647 extern int vmw_dmabuf_unpin(struct vmw_private *vmw_priv,
648 struct vmw_dma_buffer *bo,
650 extern void vmw_bo_get_guest_ptr(const struct ttm_buffer_object *buf,
652 extern void vmw_bo_pin(struct ttm_buffer_object *bo, bool pin);
655 * Misc Ioctl functionality - vmwgfx_ioctl.c
658 extern int vmw_getparam_ioctl(struct drm_device *dev, void *data,
659 struct drm_file *file_priv);
660 extern int vmw_get_cap_3d_ioctl(struct drm_device *dev, void *data,
661 struct drm_file *file_priv);
662 extern int vmw_present_ioctl(struct drm_device *dev, void *data,
663 struct drm_file *file_priv);
664 extern int vmw_present_readback_ioctl(struct drm_device *dev, void *data,
665 struct drm_file *file_priv);
666 extern unsigned int vmw_fops_poll(struct file *filp,
667 struct poll_table_struct *wait);
668 extern ssize_t vmw_fops_read(struct file *filp, char __user *buffer,
669 size_t count, loff_t *offset);
672 * Fifo utilities - vmwgfx_fifo.c
675 extern int vmw_fifo_init(struct vmw_private *dev_priv,
676 struct vmw_fifo_state *fifo);
677 extern void vmw_fifo_release(struct vmw_private *dev_priv,
678 struct vmw_fifo_state *fifo);
679 extern void *vmw_fifo_reserve(struct vmw_private *dev_priv, uint32_t bytes);
680 extern void vmw_fifo_commit(struct vmw_private *dev_priv, uint32_t bytes);
681 extern int vmw_fifo_send_fence(struct vmw_private *dev_priv,
683 extern void vmw_fifo_ping_host(struct vmw_private *dev_priv, uint32_t reason);
684 extern bool vmw_fifo_have_3d(struct vmw_private *dev_priv);
685 extern bool vmw_fifo_have_pitchlock(struct vmw_private *dev_priv);
686 extern int vmw_fifo_emit_dummy_query(struct vmw_private *dev_priv,
690 * TTM glue - vmwgfx_ttm_glue.c
693 extern int vmw_ttm_global_init(struct vmw_private *dev_priv);
694 extern void vmw_ttm_global_release(struct vmw_private *dev_priv);
695 extern int vmw_mmap(struct file *filp, struct vm_area_struct *vma);
698 * TTM buffer object driver - vmwgfx_buffer.c
701 extern const size_t vmw_tt_size;
702 extern struct ttm_placement vmw_vram_placement;
703 extern struct ttm_placement vmw_vram_ne_placement;
704 extern struct ttm_placement vmw_vram_sys_placement;
705 extern struct ttm_placement vmw_vram_gmr_placement;
706 extern struct ttm_placement vmw_vram_gmr_ne_placement;
707 extern struct ttm_placement vmw_sys_placement;
708 extern struct ttm_placement vmw_sys_ne_placement;
709 extern struct ttm_placement vmw_evictable_placement;
710 extern struct ttm_placement vmw_srf_placement;
711 extern struct ttm_placement vmw_mob_placement;
712 extern struct ttm_bo_driver vmw_bo_driver;
713 extern int vmw_dma_quiescent(struct drm_device *dev);
714 extern int vmw_bo_map_dma(struct ttm_buffer_object *bo);
715 extern void vmw_bo_unmap_dma(struct ttm_buffer_object *bo);
716 extern const struct vmw_sg_table *
717 vmw_bo_sg_table(struct ttm_buffer_object *bo);
718 extern void vmw_piter_start(struct vmw_piter *viter,
719 const struct vmw_sg_table *vsgt,
720 unsigned long p_offs);
723 * vmw_piter_next - Advance the iterator one page.
725 * @viter: Pointer to the iterator to advance.
727 * Returns false if past the list of pages, true otherwise.
729 static inline bool vmw_piter_next(struct vmw_piter *viter)
731 return viter->next(viter);
735 * vmw_piter_dma_addr - Return the DMA address of the current page.
737 * @viter: Pointer to the iterator
739 * Returns the DMA address of the page pointed to by @viter.
741 static inline dma_addr_t vmw_piter_dma_addr(struct vmw_piter *viter)
743 return viter->dma_address(viter);
747 * vmw_piter_page - Return a pointer to the current page.
749 * @viter: Pointer to the iterator
751 * Returns the DMA address of the page pointed to by @viter.
753 static inline struct page *vmw_piter_page(struct vmw_piter *viter)
755 return viter->page(viter);
759 * Command submission - vmwgfx_execbuf.c
762 extern int vmw_execbuf_ioctl(struct drm_device *dev, void *data,
763 struct drm_file *file_priv);
764 extern int vmw_execbuf_process(struct drm_file *file_priv,
765 struct vmw_private *dev_priv,
766 void __user *user_commands,
767 void *kernel_commands,
768 uint32_t command_size,
769 uint64_t throttle_us,
770 struct drm_vmw_fence_rep __user
772 struct vmw_fence_obj **out_fence);
773 extern void __vmw_execbuf_release_pinned_bo(struct vmw_private *dev_priv,
774 struct vmw_fence_obj *fence);
775 extern void vmw_execbuf_release_pinned_bo(struct vmw_private *dev_priv);
777 extern int vmw_execbuf_fence_commands(struct drm_file *file_priv,
778 struct vmw_private *dev_priv,
779 struct vmw_fence_obj **p_fence,
781 extern void vmw_execbuf_copy_fence_user(struct vmw_private *dev_priv,
782 struct vmw_fpriv *vmw_fp,
784 struct drm_vmw_fence_rep __user
786 struct vmw_fence_obj *fence,
787 uint32_t fence_handle);
790 * IRQs and wating - vmwgfx_irq.c
793 extern irqreturn_t vmw_irq_handler(int irq, void *arg);
794 extern int vmw_wait_seqno(struct vmw_private *dev_priv, bool lazy,
795 uint32_t seqno, bool interruptible,
796 unsigned long timeout);
797 extern void vmw_irq_preinstall(struct drm_device *dev);
798 extern int vmw_irq_postinstall(struct drm_device *dev);
799 extern void vmw_irq_uninstall(struct drm_device *dev);
800 extern bool vmw_seqno_passed(struct vmw_private *dev_priv,
802 extern int vmw_fallback_wait(struct vmw_private *dev_priv,
807 unsigned long timeout);
808 extern void vmw_update_seqno(struct vmw_private *dev_priv,
809 struct vmw_fifo_state *fifo_state);
810 extern void vmw_seqno_waiter_add(struct vmw_private *dev_priv);
811 extern void vmw_seqno_waiter_remove(struct vmw_private *dev_priv);
812 extern void vmw_goal_waiter_add(struct vmw_private *dev_priv);
813 extern void vmw_goal_waiter_remove(struct vmw_private *dev_priv);
816 * Rudimentary fence-like objects currently used only for throttling -
820 extern void vmw_marker_queue_init(struct vmw_marker_queue *queue);
821 extern void vmw_marker_queue_takedown(struct vmw_marker_queue *queue);
822 extern int vmw_marker_push(struct vmw_marker_queue *queue,
824 extern int vmw_marker_pull(struct vmw_marker_queue *queue,
825 uint32_t signaled_seqno);
826 extern int vmw_wait_lag(struct vmw_private *dev_priv,
827 struct vmw_marker_queue *queue, uint32_t us);
830 * Kernel framebuffer - vmwgfx_fb.c
833 int vmw_fb_init(struct vmw_private *vmw_priv);
834 int vmw_fb_close(struct vmw_private *dev_priv);
835 int vmw_fb_off(struct vmw_private *vmw_priv);
836 int vmw_fb_on(struct vmw_private *vmw_priv);
839 * Kernel modesetting - vmwgfx_kms.c
842 int vmw_kms_init(struct vmw_private *dev_priv);
843 int vmw_kms_close(struct vmw_private *dev_priv);
844 int vmw_kms_save_vga(struct vmw_private *vmw_priv);
845 int vmw_kms_restore_vga(struct vmw_private *vmw_priv);
846 int vmw_kms_cursor_bypass_ioctl(struct drm_device *dev, void *data,
847 struct drm_file *file_priv);
848 void vmw_kms_cursor_post_execbuf(struct vmw_private *dev_priv);
849 void vmw_kms_cursor_snoop(struct vmw_surface *srf,
850 struct ttm_object_file *tfile,
851 struct ttm_buffer_object *bo,
852 SVGA3dCmdHeader *header);
853 int vmw_kms_write_svga(struct vmw_private *vmw_priv,
854 unsigned width, unsigned height, unsigned pitch,
855 unsigned bpp, unsigned depth);
856 void vmw_kms_idle_workqueues(struct vmw_master *vmaster);
857 bool vmw_kms_validate_mode_vram(struct vmw_private *dev_priv,
860 u32 vmw_get_vblank_counter(struct drm_device *dev, int crtc);
861 int vmw_enable_vblank(struct drm_device *dev, int crtc);
862 void vmw_disable_vblank(struct drm_device *dev, int crtc);
863 int vmw_kms_present(struct vmw_private *dev_priv,
864 struct drm_file *file_priv,
865 struct vmw_framebuffer *vfb,
866 struct vmw_surface *surface,
867 uint32_t sid, int32_t destX, int32_t destY,
868 struct drm_vmw_rect *clips,
870 int vmw_kms_readback(struct vmw_private *dev_priv,
871 struct drm_file *file_priv,
872 struct vmw_framebuffer *vfb,
873 struct drm_vmw_fence_rep __user *user_fence_rep,
874 struct drm_vmw_rect *clips,
876 int vmw_kms_update_layout_ioctl(struct drm_device *dev, void *data,
877 struct drm_file *file_priv);
879 int vmw_dumb_create(struct drm_file *file_priv,
880 struct drm_device *dev,
881 struct drm_mode_create_dumb *args);
883 int vmw_dumb_map_offset(struct drm_file *file_priv,
884 struct drm_device *dev, uint32_t handle,
886 int vmw_dumb_destroy(struct drm_file *file_priv,
887 struct drm_device *dev,
890 * Overlay control - vmwgfx_overlay.c
893 int vmw_overlay_init(struct vmw_private *dev_priv);
894 int vmw_overlay_close(struct vmw_private *dev_priv);
895 int vmw_overlay_ioctl(struct drm_device *dev, void *data,
896 struct drm_file *file_priv);
897 int vmw_overlay_stop_all(struct vmw_private *dev_priv);
898 int vmw_overlay_resume_all(struct vmw_private *dev_priv);
899 int vmw_overlay_pause_all(struct vmw_private *dev_priv);
900 int vmw_overlay_claim(struct vmw_private *dev_priv, uint32_t *out);
901 int vmw_overlay_unref(struct vmw_private *dev_priv, uint32_t stream_id);
902 int vmw_overlay_num_overlays(struct vmw_private *dev_priv);
903 int vmw_overlay_num_free_overlays(struct vmw_private *dev_priv);
909 extern const struct ttm_mem_type_manager_func vmw_gmrid_manager_func;
912 * Prime - vmwgfx_prime.c
915 extern const struct dma_buf_ops vmw_prime_dmabuf_ops;
916 extern int vmw_prime_fd_to_handle(struct drm_device *dev,
917 struct drm_file *file_priv,
918 int fd, u32 *handle);
919 extern int vmw_prime_handle_to_fd(struct drm_device *dev,
920 struct drm_file *file_priv,
921 uint32_t handle, uint32_t flags,
925 * MemoryOBject management - vmwgfx_mob.c
928 extern int vmw_mob_bind(struct vmw_private *dev_priv, struct vmw_mob *mob,
929 const struct vmw_sg_table *vsgt,
930 unsigned long num_data_pages, int32_t mob_id);
931 extern void vmw_mob_unbind(struct vmw_private *dev_priv,
932 struct vmw_mob *mob);
933 extern void vmw_mob_destroy(struct vmw_mob *mob);
934 extern struct vmw_mob *vmw_mob_create(unsigned long data_pages);
935 extern int vmw_otables_setup(struct vmw_private *dev_priv);
936 extern void vmw_otables_takedown(struct vmw_private *dev_priv);
939 * Context management - vmwgfx_context.c
942 extern const struct vmw_user_resource_conv *user_context_converter;
944 extern struct vmw_resource *vmw_context_alloc(struct vmw_private *dev_priv);
946 extern int vmw_context_check(struct vmw_private *dev_priv,
947 struct ttm_object_file *tfile,
949 struct vmw_resource **p_res);
950 extern int vmw_context_define_ioctl(struct drm_device *dev, void *data,
951 struct drm_file *file_priv);
952 extern int vmw_context_destroy_ioctl(struct drm_device *dev, void *data,
953 struct drm_file *file_priv);
954 extern int vmw_context_binding_add(struct vmw_ctx_binding_state *cbs,
955 const struct vmw_ctx_bindinfo *ci);
957 vmw_context_binding_state_transfer(struct vmw_resource *res,
958 struct vmw_ctx_binding_state *cbs);
959 extern void vmw_context_binding_res_list_kill(struct list_head *head);
962 * Surface management - vmwgfx_surface.c
965 extern const struct vmw_user_resource_conv *user_surface_converter;
967 extern void vmw_surface_res_free(struct vmw_resource *res);
968 extern int vmw_surface_destroy_ioctl(struct drm_device *dev, void *data,
969 struct drm_file *file_priv);
970 extern int vmw_surface_define_ioctl(struct drm_device *dev, void *data,
971 struct drm_file *file_priv);
972 extern int vmw_surface_reference_ioctl(struct drm_device *dev, void *data,
973 struct drm_file *file_priv);
974 extern int vmw_gb_surface_define_ioctl(struct drm_device *dev, void *data,
975 struct drm_file *file_priv);
976 extern int vmw_gb_surface_reference_ioctl(struct drm_device *dev, void *data,
977 struct drm_file *file_priv);
978 extern int vmw_surface_check(struct vmw_private *dev_priv,
979 struct ttm_object_file *tfile,
980 uint32_t handle, int *id);
981 extern int vmw_surface_validate(struct vmw_private *dev_priv,
982 struct vmw_surface *srf);
985 * Shader management - vmwgfx_shader.c
988 extern const struct vmw_user_resource_conv *user_shader_converter;
990 extern int vmw_shader_define_ioctl(struct drm_device *dev, void *data,
991 struct drm_file *file_priv);
992 extern int vmw_shader_destroy_ioctl(struct drm_device *dev, void *data,
993 struct drm_file *file_priv);
996 * Inline helper functions
999 static inline void vmw_surface_unreference(struct vmw_surface **srf)
1001 struct vmw_surface *tmp_srf = *srf;
1002 struct vmw_resource *res = &tmp_srf->res;
1005 vmw_resource_unreference(&res);
1008 static inline struct vmw_surface *vmw_surface_reference(struct vmw_surface *srf)
1010 (void) vmw_resource_reference(&srf->res);
1014 static inline void vmw_dmabuf_unreference(struct vmw_dma_buffer **buf)
1016 struct vmw_dma_buffer *tmp_buf = *buf;
1019 if (tmp_buf != NULL) {
1020 struct ttm_buffer_object *bo = &tmp_buf->base;
1026 static inline struct vmw_dma_buffer *vmw_dmabuf_reference(struct vmw_dma_buffer *buf)
1028 if (ttm_bo_reference(&buf->base))
1033 static inline struct ttm_mem_global *vmw_mem_glob(struct vmw_private *dev_priv)
1035 return (struct ttm_mem_global *) dev_priv->mem_global_ref.object;