1 /* SPDX-License-Identifier: GPL-2.0 OR MIT */
2 /**************************************************************************
4 * Copyright 2009-2015 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 <linux/suspend.h>
32 #include <linux/sync_file.h>
34 #include <drm/drm_auth.h>
35 #include <drm/drm_device.h>
36 #include <drm/drm_file.h>
37 #include <drm/drm_hashtab.h>
38 #include <drm/drm_rect.h>
40 #include <drm/ttm/ttm_bo_driver.h>
41 #include <drm/ttm/ttm_execbuf_util.h>
42 #include <drm/ttm/ttm_module.h>
45 #include "ttm_object.h"
47 #include "vmwgfx_fence.h"
48 #include "vmwgfx_reg.h"
49 #include "vmwgfx_validation.h"
52 * FIXME: vmwgfx_drm.h needs to be last due to dependencies.
53 * uapi headers should not depend on header files outside uapi/.
55 #include <drm/vmwgfx_drm.h>
58 #define VMWGFX_DRIVER_NAME "vmwgfx"
59 #define VMWGFX_DRIVER_DATE "20200114"
60 #define VMWGFX_DRIVER_MAJOR 2
61 #define VMWGFX_DRIVER_MINOR 18
62 #define VMWGFX_DRIVER_PATCHLEVEL 0
63 #define VMWGFX_FIFO_STATIC_SIZE (1024*1024)
64 #define VMWGFX_MAX_RELOCATIONS 2048
65 #define VMWGFX_MAX_VALIDATIONS 2048
66 #define VMWGFX_MAX_DISPLAYS 16
67 #define VMWGFX_CMD_BOUNCE_INIT_SIZE 32768
68 #define VMWGFX_ENABLE_SCREEN_TARGET_OTABLE 1
71 * Perhaps we should have sysfs entries for these.
73 #define VMWGFX_NUM_GB_CONTEXT 256
74 #define VMWGFX_NUM_GB_SHADER 20000
75 #define VMWGFX_NUM_GB_SURFACE 32768
76 #define VMWGFX_NUM_GB_SCREEN_TARGET VMWGFX_MAX_DISPLAYS
77 #define VMWGFX_NUM_DXCONTEXT 256
78 #define VMWGFX_NUM_DXQUERY 512
79 #define VMWGFX_NUM_MOB (VMWGFX_NUM_GB_CONTEXT +\
80 VMWGFX_NUM_GB_SHADER +\
81 VMWGFX_NUM_GB_SURFACE +\
82 VMWGFX_NUM_GB_SCREEN_TARGET)
84 #define VMW_PL_GMR (TTM_PL_PRIV + 0)
85 #define VMW_PL_FLAG_GMR (TTM_PL_FLAG_PRIV << 0)
86 #define VMW_PL_MOB (TTM_PL_PRIV + 1)
87 #define VMW_PL_FLAG_MOB (TTM_PL_FLAG_PRIV << 1)
89 #define VMW_RES_CONTEXT ttm_driver_type0
90 #define VMW_RES_SURFACE ttm_driver_type1
91 #define VMW_RES_STREAM ttm_driver_type2
92 #define VMW_RES_FENCE ttm_driver_type3
93 #define VMW_RES_SHADER ttm_driver_type4
96 struct ttm_object_file
*tfile
;
97 bool gb_aware
; /* user-space is guest-backed aware */
101 * struct vmw_buffer_object - TTM buffer object with vmwgfx additions
102 * @base: The TTM buffer object
103 * @res_tree: RB tree of resources using this buffer object as a backing MOB
104 * @pin_count: pin depth
105 * @cpu_writers: Number of synccpu write grabs. Protected by reservation when
106 * increased. May be decreased without reservation.
107 * @dx_query_ctx: DX context if this buffer object is used as a DX query MOB
108 * @map: Kmap object for semi-persistent mappings
109 * @res_prios: Eviction priority counts for attached resources
110 * @dirty: structure for user-space dirty-tracking
112 struct vmw_buffer_object
{
113 struct ttm_buffer_object base
;
114 struct rb_root res_tree
;
116 atomic_t cpu_writers
;
117 /* Not ref-counted. Protected by binding_mutex */
118 struct vmw_resource
*dx_query_ctx
;
119 /* Protected by reservation */
120 struct ttm_bo_kmap_obj map
;
121 u32 res_prios
[TTM_MAX_BO_PRIORITY
];
122 struct vmw_bo_dirty
*dirty
;
126 * struct vmw_validate_buffer - Carries validation info about buffers.
128 * @base: Validation info for TTM.
129 * @hash: Hash entry for quick lookup of the TTM buffer object.
131 * This structure contains also driver private validation info
132 * on top of the info needed by TTM.
134 struct vmw_validate_buffer
{
135 struct ttm_validate_buffer base
;
136 struct drm_hash_item hash
;
137 bool validate_as_mob
;
144 * struct vmw-resource - base class for hardware resources
146 * @kref: For refcounting.
147 * @dev_priv: Pointer to the device private for this resource. Immutable.
148 * @id: Device id. Protected by @dev_priv::resource_lock.
149 * @backup_size: Backup buffer size. Immutable.
150 * @res_dirty: Resource contains data not yet in the backup buffer. Protected
151 * by resource reserved.
152 * @backup_dirty: Backup buffer contains data not yet in the HW resource.
153 * Protected by resource reserved.
154 * @coherent: Emulate coherency by tracking vm accesses.
155 * @backup: The backup buffer if any. Protected by resource reserved.
156 * @backup_offset: Offset into the backup buffer if any. Protected by resource
157 * reserved. Note that only a few resource types can have a @backup_offset
158 * different from zero.
159 * @pin_count: The pin count for this resource. A pinned resource has a
160 * pin-count greater than zero. It is not on the resource LRU lists and its
161 * backup buffer is pinned. Hence it can't be evicted.
162 * @func: Method vtable for this resource. Immutable.
163 * @mob_node; Node for the MOB backup rbtree. Protected by @backup reserved.
164 * @lru_head: List head for the LRU list. Protected by @dev_priv::resource_lock.
165 * @binding_head: List head for the context binding list. Protected by
166 * the @dev_priv::binding_mutex
167 * @res_free: The resource destructor.
168 * @hw_destroy: Callback to destroy the resource on the device, as part of
169 * resource destruction.
171 struct vmw_resource_dirty
;
172 struct vmw_resource
{
174 struct vmw_private
*dev_priv
;
177 unsigned long backup_size
;
179 u32 backup_dirty
: 1;
181 struct vmw_buffer_object
*backup
;
182 unsigned long backup_offset
;
183 unsigned long pin_count
;
184 const struct vmw_res_func
*func
;
185 struct rb_node mob_node
;
186 struct list_head lru_head
;
187 struct list_head binding_head
;
188 struct vmw_resource_dirty
*dirty
;
189 void (*res_free
) (struct vmw_resource
*res
);
190 void (*hw_destroy
) (struct vmw_resource
*res
);
195 * Resources that are managed using ioctls.
205 vmw_res_streamoutput
,
210 * Resources that are managed using command streams.
212 enum vmw_cmdbuf_res_type
{
213 vmw_cmdbuf_res_shader
,
215 vmw_cmdbuf_res_streamoutput
218 struct vmw_cmdbuf_res_manager
;
220 struct vmw_cursor_snooper
{
225 struct vmw_framebuffer
;
226 struct vmw_surface_offset
;
229 * struct vmw_surface_metadata - Metadata describing a surface.
231 * @flags: Device flags.
232 * @format: Surface SVGA3D_x format.
233 * @mip_levels: Mip level for each face. For GB first index is used only.
234 * @multisample_count: Sample count.
235 * @multisample_pattern: Sample patterns.
236 * @quality_level: Quality level.
237 * @autogen_filter: Filter for automatically generated mipmaps.
238 * @array_size: Number of array elements for a 1D/2D texture. For cubemap
239 texture number of faces * array_size. This should be 0 for pre
241 * @buffer_byte_stride: Buffer byte stride.
242 * @num_sizes: Size of @sizes. For GB surface this should always be 1.
243 * @base_size: Surface dimension.
244 * @sizes: Array representing mip sizes. Legacy only.
245 * @scanout: Whether this surface will be used for scanout.
247 * This tracks metadata for both legacy and guest backed surface.
249 struct vmw_surface_metadata
{
252 u32 mip_levels
[DRM_VMW_MAX_SURFACE_FACES
];
253 u32 multisample_count
;
254 u32 multisample_pattern
;
259 u32 buffer_byte_stride
;
260 struct drm_vmw_size base_size
;
261 struct drm_vmw_size
*sizes
;
266 * struct vmw_surface: Resource structure for a surface.
268 * @res: The base resource for this surface.
269 * @metadata: Metadata for this surface resource.
270 * @snooper: Cursor data. Legacy surface only.
271 * @offsets: Legacy surface only.
272 * @view_list: List of views bound to this surface.
275 struct vmw_resource res
;
276 struct vmw_surface_metadata metadata
;
277 struct vmw_cursor_snooper snooper
;
278 struct vmw_surface_offset
*offsets
;
279 struct list_head view_list
;
282 struct vmw_marker_queue
{
283 struct list_head head
;
289 struct vmw_fifo_state
{
290 unsigned long reserved_size
;
293 unsigned long static_buffer_size
;
294 bool using_bounce_buffer
;
295 uint32_t capabilities
;
296 struct mutex fifo_mutex
;
297 struct rw_semaphore rwsem
;
298 struct vmw_marker_queue marker_queue
;
303 * struct vmw_res_cache_entry - resource information cache entry
304 * @handle: User-space handle of a resource.
305 * @res: Non-ref-counted pointer to the resource.
306 * @valid_handle: Whether the @handle member is valid.
307 * @valid: Whether the entry is valid, which also implies that the execbuf
308 * code holds a reference to the resource, and it's placed on the
311 * Used to avoid frequent repeated user-space handle lookups of the
314 struct vmw_res_cache_entry
{
316 struct vmw_resource
*res
;
318 unsigned short valid_handle
;
319 unsigned short valid
;
323 * enum vmw_dma_map_mode - indicate how to perform TTM page dma mappings.
325 enum vmw_dma_map_mode
{
326 vmw_dma_phys
, /* Use physical page addresses */
327 vmw_dma_alloc_coherent
, /* Use TTM coherent pages */
328 vmw_dma_map_populate
, /* Unmap from DMA just after unpopulate */
329 vmw_dma_map_bind
, /* Unmap from DMA just before unbind */
334 * struct vmw_sg_table - Scatter/gather table for binding, with additional
335 * device-specific information.
337 * @sgt: Pointer to a struct sg_table with binding information
338 * @num_regions: Number of regions with device-address contiguous pages
340 struct vmw_sg_table
{
341 enum vmw_dma_map_mode mode
;
343 const dma_addr_t
*addrs
;
344 struct sg_table
*sgt
;
345 unsigned long num_regions
;
346 unsigned long num_pages
;
350 * struct vmw_piter - Page iterator that iterates over a list of pages
351 * and DMA addresses that could be either a scatter-gather list or
354 * @pages: Array of page pointers to the pages.
355 * @addrs: DMA addresses to the pages if coherent pages are used.
356 * @iter: Scatter-gather page iterator. Current position in SG list.
357 * @i: Current position in arrays.
358 * @num_pages: Number of pages total.
359 * @next: Function to advance the iterator. Returns false if past the list
360 * of pages, true otherwise.
361 * @dma_address: Function to return the DMA address of the current page.
365 const dma_addr_t
*addrs
;
366 struct sg_dma_page_iter iter
;
368 unsigned long num_pages
;
369 bool (*next
)(struct vmw_piter
*);
370 dma_addr_t (*dma_address
)(struct vmw_piter
*);
371 struct page
*(*page
)(struct vmw_piter
*);
375 * enum vmw_display_unit_type - Describes the display unit
377 enum vmw_display_unit_type
{
380 vmw_du_screen_object
,
384 struct vmw_validation_context
;
385 struct vmw_ctx_validation_info
;
388 * struct vmw_sw_context - Command submission context
389 * @res_ht: Pointer hash table used to find validation duplicates
390 * @kernel: Whether the command buffer originates from kernel code rather
391 * than from user-space
392 * @fp: If @kernel is false, points to the file of the client. Otherwise
394 * @cmd_bounce: Command bounce buffer used for command validation before
395 * copying to fifo space
396 * @cmd_bounce_size: Current command bounce buffer size
397 * @cur_query_bo: Current buffer object used as query result buffer
398 * @bo_relocations: List of buffer object relocations
399 * @res_relocations: List of resource relocations
400 * @buf_start: Pointer to start of memory where command validation takes
402 * @res_cache: Cache of recently looked up resources
403 * @last_query_ctx: Last context that submitted a query
404 * @needs_post_query_barrier: Whether a query barrier is needed after
406 * @staged_bindings: Cached per-context binding tracker
407 * @staged_bindings_inuse: Whether the cached per-context binding tracker
409 * @staged_cmd_res: List of staged command buffer managed resources in this
411 * @ctx_list: List of context resources referenced in this command buffer
412 * @dx_ctx_node: Validation metadata of the current DX context
413 * @dx_query_mob: The MOB used for DX queries
414 * @dx_query_ctx: The DX context used for the last DX query
415 * @man: Pointer to the command buffer managed resource manager
416 * @ctx: The validation context
418 struct vmw_sw_context
{
419 struct drm_open_hash res_ht
;
420 bool res_ht_initialized
;
422 struct vmw_fpriv
*fp
;
423 uint32_t *cmd_bounce
;
424 uint32_t cmd_bounce_size
;
425 struct vmw_buffer_object
*cur_query_bo
;
426 struct list_head bo_relocations
;
427 struct list_head res_relocations
;
429 struct vmw_res_cache_entry res_cache
[vmw_res_max
];
430 struct vmw_resource
*last_query_ctx
;
431 bool needs_post_query_barrier
;
432 struct vmw_ctx_binding_state
*staged_bindings
;
433 bool staged_bindings_inuse
;
434 struct list_head staged_cmd_res
;
435 struct list_head ctx_list
;
436 struct vmw_ctx_validation_info
*dx_ctx_node
;
437 struct vmw_buffer_object
*dx_query_mob
;
438 struct vmw_resource
*dx_query_ctx
;
439 struct vmw_cmdbuf_res_manager
*man
;
440 struct vmw_validation_context
*ctx
;
443 struct vmw_legacy_display
;
446 struct vmw_vga_topology_state
{
456 * struct vmw_otable - Guest Memory OBject table metadata
458 * @size: Size of the table (page-aligned).
459 * @page_table: Pointer to a struct vmw_mob holding the page table.
463 struct vmw_mob
*page_table
;
467 struct vmw_otable_batch
{
468 unsigned num_otables
;
469 struct vmw_otable
*otables
;
470 struct vmw_resource
*context
;
471 struct ttm_buffer_object
*otable_bo
;
476 VMW_IRQTHREAD_CMDBUF
,
481 * enum vmw_sm_type - Graphics context capability supported by device.
482 * @VMW_SM_LEGACY: Pre DX context.
483 * @VMW_SM_4: Context support upto SM4.
484 * @VMW_SM_4_1: Context support upto SM4_1.
485 * @VMW_SM_5: Context support up to SM5.
486 * @VMW_SM_MAX: Should be the last.
497 struct ttm_bo_device bdev
;
499 struct vmw_fifo_state fifo
;
501 struct drm_device
*dev
;
502 struct drm_vma_offset_manager vma_manager
;
503 unsigned long vmw_chipset
;
504 unsigned int io_start
;
507 uint32_t prim_bb_mem
;
510 uint32_t fb_max_width
;
511 uint32_t fb_max_height
;
512 uint32_t texture_max_width
;
513 uint32_t texture_max_height
;
514 uint32_t stdu_max_width
;
515 uint32_t stdu_max_height
;
516 uint32_t initial_width
;
517 uint32_t initial_height
;
519 uint32_t capabilities
;
520 uint32_t capabilities2
;
521 uint32_t max_gmr_ids
;
522 uint32_t max_gmr_pages
;
523 uint32_t max_mob_pages
;
524 uint32_t max_mob_size
;
525 uint32_t memory_size
;
532 enum vmw_sm_type sm_type
;
539 enum vmw_display_unit_type active_display_unit
;
540 struct vmw_legacy_display
*ldu_priv
;
541 struct vmw_overlay
*overlay_priv
;
542 struct drm_property
*hotplug_mode_update_property
;
543 struct drm_property
*implicit_placement_property
;
544 struct mutex global_kms_state_mutex
;
545 spinlock_t cursor_lock
;
546 struct drm_atomic_state
*suspend_state
;
549 * Context and surface management.
552 spinlock_t resource_lock
;
553 struct idr res_idr
[vmw_res_max
];
556 * A resource manager for kernel-only surfaces and
560 struct ttm_object_device
*tdev
;
567 wait_queue_head_t fence_queue
;
568 wait_queue_head_t fifo_queue
;
569 spinlock_t waiter_lock
;
570 int fence_queue_waiters
; /* Protected by waiter_lock */
571 int goal_queue_waiters
; /* Protected by waiter_lock */
572 int cmdbuf_waiters
; /* Protected by waiter_lock */
573 int error_waiters
; /* Protected by waiter_lock */
574 int fifo_queue_waiters
; /* Protected by waiter_lock */
575 uint32_t last_read_seqno
;
576 struct vmw_fence_manager
*fman
;
577 uint32_t irq_mask
; /* Updates protected by waiter_lock */
583 uint32_t traces_state
;
584 uint32_t enable_state
;
585 uint32_t config_done_state
;
591 * Protected by the cmdbuf mutex.
594 struct vmw_sw_context ctx
;
595 struct mutex cmdbuf_mutex
;
596 struct mutex binding_mutex
;
604 spinlock_t svga_lock
;
609 struct notifier_block pm_nb
;
610 bool refuse_hibernation
;
613 struct mutex release_mutex
;
614 atomic_t num_fifo_resources
;
617 * Replace this with an rwsem as soon as we have down_xx_interruptible()
619 struct ttm_lock reservation_sem
;
622 * Query processing. These members
623 * are protected by the cmdbuf mutex.
626 struct vmw_buffer_object
*dummy_query_bo
;
627 struct vmw_buffer_object
*pinned_bo
;
629 uint32_t query_cid_valid
;
630 bool dummy_query_bo_pinned
;
633 * Surface swapping. The "surface_lru" list is protected by the
634 * resource lock in order to be able to destroy a surface and take
635 * it off the lru atomically. "used_memory_size" is currently
636 * protected by the cmdbuf mutex for simplicity.
639 struct list_head res_lru
[vmw_res_max
];
640 uint32_t used_memory_size
;
645 enum vmw_dma_map_mode map_mode
;
650 struct vmw_otable_batch otable_batch
;
652 struct vmw_cmdbuf_man
*cman
;
653 DECLARE_BITMAP(irqthread_pending
, VMW_IRQTHREAD_MAX
);
655 /* Validation memory reservation */
656 struct vmw_validation_mem vvm
;
659 static inline struct vmw_surface
*vmw_res_to_srf(struct vmw_resource
*res
)
661 return container_of(res
, struct vmw_surface
, res
);
664 static inline struct vmw_private
*vmw_priv(struct drm_device
*dev
)
666 return (struct vmw_private
*)dev
->dev_private
;
669 static inline struct vmw_fpriv
*vmw_fpriv(struct drm_file
*file_priv
)
671 return (struct vmw_fpriv
*)file_priv
->driver_priv
;
675 * The locking here is fine-grained, so that it is performed once
676 * for every read- and write operation. This is of course costly, but we
677 * don't perform much register access in the timing critical paths anyway.
678 * Instead we have the extra benefit of being sure that we don't forget
679 * the hw lock around register accesses.
681 static inline void vmw_write(struct vmw_private
*dev_priv
,
682 unsigned int offset
, uint32_t value
)
684 spin_lock(&dev_priv
->hw_lock
);
685 outl(offset
, dev_priv
->io_start
+ VMWGFX_INDEX_PORT
);
686 outl(value
, dev_priv
->io_start
+ VMWGFX_VALUE_PORT
);
687 spin_unlock(&dev_priv
->hw_lock
);
690 static inline uint32_t vmw_read(struct vmw_private
*dev_priv
,
695 spin_lock(&dev_priv
->hw_lock
);
696 outl(offset
, dev_priv
->io_start
+ VMWGFX_INDEX_PORT
);
697 val
= inl(dev_priv
->io_start
+ VMWGFX_VALUE_PORT
);
698 spin_unlock(&dev_priv
->hw_lock
);
704 * has_sm4_context - Does the device support SM4 context.
705 * @dev_priv: Device private.
707 * Return: Bool value if device support SM4 context or not.
709 static inline bool has_sm4_context(const struct vmw_private
*dev_priv
)
711 return (dev_priv
->sm_type
>= VMW_SM_4
);
715 * has_sm4_1_context - Does the device support SM4_1 context.
716 * @dev_priv: Device private.
718 * Return: Bool value if device support SM4_1 context or not.
720 static inline bool has_sm4_1_context(const struct vmw_private
*dev_priv
)
722 return (dev_priv
->sm_type
>= VMW_SM_4_1
);
726 * has_sm5_context - Does the device support SM5 context.
727 * @dev_priv: Device private.
729 * Return: Bool value if device support SM5 context or not.
731 static inline bool has_sm5_context(const struct vmw_private
*dev_priv
)
733 return (dev_priv
->sm_type
>= VMW_SM_5
);
736 extern void vmw_svga_enable(struct vmw_private
*dev_priv
);
737 extern void vmw_svga_disable(struct vmw_private
*dev_priv
);
741 * GMR utilities - vmwgfx_gmr.c
744 extern int vmw_gmr_bind(struct vmw_private
*dev_priv
,
745 const struct vmw_sg_table
*vsgt
,
746 unsigned long num_pages
,
748 extern void vmw_gmr_unbind(struct vmw_private
*dev_priv
, int gmr_id
);
751 * Resource utilities - vmwgfx_resource.c
753 struct vmw_user_resource_conv
;
755 extern void vmw_resource_unreference(struct vmw_resource
**p_res
);
756 extern struct vmw_resource
*vmw_resource_reference(struct vmw_resource
*res
);
757 extern struct vmw_resource
*
758 vmw_resource_reference_unless_doomed(struct vmw_resource
*res
);
759 extern int vmw_resource_validate(struct vmw_resource
*res
, bool intr
,
761 extern int vmw_resource_reserve(struct vmw_resource
*res
, bool interruptible
,
763 extern bool vmw_resource_needs_backup(const struct vmw_resource
*res
);
764 extern int vmw_user_lookup_handle(struct vmw_private
*dev_priv
,
765 struct ttm_object_file
*tfile
,
767 struct vmw_surface
**out_surf
,
768 struct vmw_buffer_object
**out_buf
);
769 extern int vmw_user_resource_lookup_handle(
770 struct vmw_private
*dev_priv
,
771 struct ttm_object_file
*tfile
,
773 const struct vmw_user_resource_conv
*converter
,
774 struct vmw_resource
**p_res
);
775 extern struct vmw_resource
*
776 vmw_user_resource_noref_lookup_handle(struct vmw_private
*dev_priv
,
777 struct ttm_object_file
*tfile
,
779 const struct vmw_user_resource_conv
*
781 extern int vmw_stream_claim_ioctl(struct drm_device
*dev
, void *data
,
782 struct drm_file
*file_priv
);
783 extern int vmw_stream_unref_ioctl(struct drm_device
*dev
, void *data
,
784 struct drm_file
*file_priv
);
785 extern int vmw_user_stream_lookup(struct vmw_private
*dev_priv
,
786 struct ttm_object_file
*tfile
,
788 struct vmw_resource
**out
);
789 extern void vmw_resource_unreserve(struct vmw_resource
*res
,
793 struct vmw_buffer_object
*new_backup
,
794 unsigned long new_backup_offset
);
795 extern void vmw_query_move_notify(struct ttm_buffer_object
*bo
,
796 struct ttm_resource
*mem
);
797 extern int vmw_query_readback_all(struct vmw_buffer_object
*dx_query_mob
);
798 extern void vmw_resource_evict_all(struct vmw_private
*dev_priv
);
799 extern void vmw_resource_unbind_list(struct vmw_buffer_object
*vbo
);
800 void vmw_resource_mob_attach(struct vmw_resource
*res
);
801 void vmw_resource_mob_detach(struct vmw_resource
*res
);
802 void vmw_resource_dirty_update(struct vmw_resource
*res
, pgoff_t start
,
804 int vmw_resources_clean(struct vmw_buffer_object
*vbo
, pgoff_t start
,
805 pgoff_t end
, pgoff_t
*num_prefault
);
808 * vmw_resource_mob_attached - Whether a resource currently has a mob attached
811 * Return: true if the resource has a mob attached, false otherwise.
813 static inline bool vmw_resource_mob_attached(const struct vmw_resource
*res
)
815 return !RB_EMPTY_NODE(&res
->mob_node
);
819 * vmw_user_resource_noref_release - release a user resource pointer looked up
822 static inline void vmw_user_resource_noref_release(void)
824 ttm_base_object_noref_release();
828 * Buffer object helper functions - vmwgfx_bo.c
830 extern int vmw_bo_pin_in_placement(struct vmw_private
*vmw_priv
,
831 struct vmw_buffer_object
*bo
,
832 struct ttm_placement
*placement
,
834 extern int vmw_bo_pin_in_vram(struct vmw_private
*dev_priv
,
835 struct vmw_buffer_object
*buf
,
837 extern int vmw_bo_pin_in_vram_or_gmr(struct vmw_private
*dev_priv
,
838 struct vmw_buffer_object
*buf
,
840 extern int vmw_bo_pin_in_start_of_vram(struct vmw_private
*vmw_priv
,
841 struct vmw_buffer_object
*bo
,
843 extern int vmw_bo_unpin(struct vmw_private
*vmw_priv
,
844 struct vmw_buffer_object
*bo
,
846 extern void vmw_bo_get_guest_ptr(const struct ttm_buffer_object
*buf
,
848 extern void vmw_bo_pin_reserved(struct vmw_buffer_object
*bo
, bool pin
);
849 extern void vmw_bo_bo_free(struct ttm_buffer_object
*bo
);
850 extern int vmw_bo_init(struct vmw_private
*dev_priv
,
851 struct vmw_buffer_object
*vmw_bo
,
852 size_t size
, struct ttm_placement
*placement
,
854 void (*bo_free
)(struct ttm_buffer_object
*bo
));
855 extern int vmw_user_bo_verify_access(struct ttm_buffer_object
*bo
,
856 struct ttm_object_file
*tfile
);
857 extern int vmw_user_bo_alloc(struct vmw_private
*dev_priv
,
858 struct ttm_object_file
*tfile
,
862 struct vmw_buffer_object
**p_dma_buf
,
863 struct ttm_base_object
**p_base
);
864 extern int vmw_user_bo_reference(struct ttm_object_file
*tfile
,
865 struct vmw_buffer_object
*dma_buf
,
867 extern int vmw_bo_alloc_ioctl(struct drm_device
*dev
, void *data
,
868 struct drm_file
*file_priv
);
869 extern int vmw_bo_unref_ioctl(struct drm_device
*dev
, void *data
,
870 struct drm_file
*file_priv
);
871 extern int vmw_user_bo_synccpu_ioctl(struct drm_device
*dev
, void *data
,
872 struct drm_file
*file_priv
);
873 extern int vmw_user_bo_lookup(struct ttm_object_file
*tfile
,
874 uint32_t id
, struct vmw_buffer_object
**out
,
875 struct ttm_base_object
**base
);
876 extern void vmw_bo_fence_single(struct ttm_buffer_object
*bo
,
877 struct vmw_fence_obj
*fence
);
878 extern void *vmw_bo_map_and_cache(struct vmw_buffer_object
*vbo
);
879 extern void vmw_bo_unmap(struct vmw_buffer_object
*vbo
);
880 extern void vmw_bo_move_notify(struct ttm_buffer_object
*bo
,
881 struct ttm_resource
*mem
);
882 extern void vmw_bo_swap_notify(struct ttm_buffer_object
*bo
);
883 extern struct vmw_buffer_object
*
884 vmw_user_bo_noref_lookup(struct ttm_object_file
*tfile
, u32 handle
);
887 * vmw_user_bo_noref_release - release a buffer object pointer looked up
890 static inline void vmw_user_bo_noref_release(void)
892 ttm_base_object_noref_release();
896 * vmw_bo_adjust_prio - Adjust the buffer object eviction priority
897 * according to attached resources
898 * @vbo: The struct vmw_buffer_object
900 static inline void vmw_bo_prio_adjust(struct vmw_buffer_object
*vbo
)
902 int i
= ARRAY_SIZE(vbo
->res_prios
);
905 if (vbo
->res_prios
[i
]) {
906 vbo
->base
.priority
= i
;
911 vbo
->base
.priority
= 3;
915 * vmw_bo_prio_add - Notify a buffer object of a newly attached resource
917 * @vbo: The struct vmw_buffer_object
918 * @prio: The resource priority
920 * After being notified, the code assigns the highest resource eviction priority
921 * to the backing buffer object (mob).
923 static inline void vmw_bo_prio_add(struct vmw_buffer_object
*vbo
, int prio
)
925 if (vbo
->res_prios
[prio
]++ == 0)
926 vmw_bo_prio_adjust(vbo
);
930 * vmw_bo_prio_del - Notify a buffer object of a resource with a certain
931 * priority being removed
932 * @vbo: The struct vmw_buffer_object
933 * @prio: The resource priority
935 * After being notified, the code assigns the highest resource eviction priority
936 * to the backing buffer object (mob).
938 static inline void vmw_bo_prio_del(struct vmw_buffer_object
*vbo
, int prio
)
940 if (--vbo
->res_prios
[prio
] == 0)
941 vmw_bo_prio_adjust(vbo
);
945 * Misc Ioctl functionality - vmwgfx_ioctl.c
948 extern int vmw_getparam_ioctl(struct drm_device
*dev
, void *data
,
949 struct drm_file
*file_priv
);
950 extern int vmw_get_cap_3d_ioctl(struct drm_device
*dev
, void *data
,
951 struct drm_file
*file_priv
);
952 extern int vmw_present_ioctl(struct drm_device
*dev
, void *data
,
953 struct drm_file
*file_priv
);
954 extern int vmw_present_readback_ioctl(struct drm_device
*dev
, void *data
,
955 struct drm_file
*file_priv
);
956 extern __poll_t
vmw_fops_poll(struct file
*filp
,
957 struct poll_table_struct
*wait
);
958 extern ssize_t
vmw_fops_read(struct file
*filp
, char __user
*buffer
,
959 size_t count
, loff_t
*offset
);
962 * Fifo utilities - vmwgfx_fifo.c
965 extern int vmw_fifo_init(struct vmw_private
*dev_priv
,
966 struct vmw_fifo_state
*fifo
);
967 extern void vmw_fifo_release(struct vmw_private
*dev_priv
,
968 struct vmw_fifo_state
*fifo
);
970 vmw_fifo_reserve_dx(struct vmw_private
*dev_priv
, uint32_t bytes
, int ctx_id
);
971 extern void vmw_fifo_commit(struct vmw_private
*dev_priv
, uint32_t bytes
);
972 extern void vmw_fifo_commit_flush(struct vmw_private
*dev_priv
, uint32_t bytes
);
973 extern int vmw_fifo_send_fence(struct vmw_private
*dev_priv
,
975 extern void vmw_fifo_ping_host(struct vmw_private
*dev_priv
, uint32_t reason
);
976 extern bool vmw_fifo_have_3d(struct vmw_private
*dev_priv
);
977 extern bool vmw_fifo_have_pitchlock(struct vmw_private
*dev_priv
);
978 extern int vmw_fifo_emit_dummy_query(struct vmw_private
*dev_priv
,
980 extern int vmw_fifo_flush(struct vmw_private
*dev_priv
,
983 #define VMW_FIFO_RESERVE_DX(__priv, __bytes, __ctx_id) \
985 vmw_fifo_reserve_dx(__priv, __bytes, __ctx_id) ? : ({ \
986 DRM_ERROR("FIFO reserve failed at %s for %u bytes\n", \
987 __func__, (unsigned int) __bytes); \
992 #define VMW_FIFO_RESERVE(__priv, __bytes) \
993 VMW_FIFO_RESERVE_DX(__priv, __bytes, SVGA3D_INVALID_ID)
996 * TTM glue - vmwgfx_ttm_glue.c
999 extern int vmw_mmap(struct file
*filp
, struct vm_area_struct
*vma
);
1001 extern void vmw_validation_mem_init_ttm(struct vmw_private
*dev_priv
,
1005 * TTM buffer object driver - vmwgfx_ttm_buffer.c
1008 extern const size_t vmw_tt_size
;
1009 extern struct ttm_placement vmw_vram_placement
;
1010 extern struct ttm_placement vmw_vram_ne_placement
;
1011 extern struct ttm_placement vmw_vram_sys_placement
;
1012 extern struct ttm_placement vmw_vram_gmr_placement
;
1013 extern struct ttm_placement vmw_vram_gmr_ne_placement
;
1014 extern struct ttm_placement vmw_sys_placement
;
1015 extern struct ttm_placement vmw_sys_ne_placement
;
1016 extern struct ttm_placement vmw_evictable_placement
;
1017 extern struct ttm_placement vmw_srf_placement
;
1018 extern struct ttm_placement vmw_mob_placement
;
1019 extern struct ttm_placement vmw_mob_ne_placement
;
1020 extern struct ttm_placement vmw_nonfixed_placement
;
1021 extern struct ttm_bo_driver vmw_bo_driver
;
1022 extern const struct vmw_sg_table
*
1023 vmw_bo_sg_table(struct ttm_buffer_object
*bo
);
1024 extern int vmw_bo_create_and_populate(struct vmw_private
*dev_priv
,
1025 unsigned long bo_size
,
1026 struct ttm_buffer_object
**bo_p
);
1028 extern void vmw_piter_start(struct vmw_piter
*viter
,
1029 const struct vmw_sg_table
*vsgt
,
1030 unsigned long p_offs
);
1033 * vmw_piter_next - Advance the iterator one page.
1035 * @viter: Pointer to the iterator to advance.
1037 * Returns false if past the list of pages, true otherwise.
1039 static inline bool vmw_piter_next(struct vmw_piter
*viter
)
1041 return viter
->next(viter
);
1045 * vmw_piter_dma_addr - Return the DMA address of the current page.
1047 * @viter: Pointer to the iterator
1049 * Returns the DMA address of the page pointed to by @viter.
1051 static inline dma_addr_t
vmw_piter_dma_addr(struct vmw_piter
*viter
)
1053 return viter
->dma_address(viter
);
1057 * vmw_piter_page - Return a pointer to the current page.
1059 * @viter: Pointer to the iterator
1061 * Returns the DMA address of the page pointed to by @viter.
1063 static inline struct page
*vmw_piter_page(struct vmw_piter
*viter
)
1065 return viter
->page(viter
);
1069 * Command submission - vmwgfx_execbuf.c
1072 extern int vmw_execbuf_ioctl(struct drm_device
*dev
, void *data
,
1073 struct drm_file
*file_priv
);
1074 extern int vmw_execbuf_process(struct drm_file
*file_priv
,
1075 struct vmw_private
*dev_priv
,
1076 void __user
*user_commands
,
1077 void *kernel_commands
,
1078 uint32_t command_size
,
1079 uint64_t throttle_us
,
1080 uint32_t dx_context_handle
,
1081 struct drm_vmw_fence_rep __user
1083 struct vmw_fence_obj
**out_fence
,
1085 extern void __vmw_execbuf_release_pinned_bo(struct vmw_private
*dev_priv
,
1086 struct vmw_fence_obj
*fence
);
1087 extern void vmw_execbuf_release_pinned_bo(struct vmw_private
*dev_priv
);
1089 extern int vmw_execbuf_fence_commands(struct drm_file
*file_priv
,
1090 struct vmw_private
*dev_priv
,
1091 struct vmw_fence_obj
**p_fence
,
1092 uint32_t *p_handle
);
1093 extern void vmw_execbuf_copy_fence_user(struct vmw_private
*dev_priv
,
1094 struct vmw_fpriv
*vmw_fp
,
1096 struct drm_vmw_fence_rep __user
1098 struct vmw_fence_obj
*fence
,
1099 uint32_t fence_handle
,
1100 int32_t out_fence_fd
,
1101 struct sync_file
*sync_file
);
1102 bool vmw_cmd_describe(const void *buf
, u32
*size
, char const **cmd
);
1105 * IRQs and wating - vmwgfx_irq.c
1108 extern int vmw_wait_seqno(struct vmw_private
*dev_priv
, bool lazy
,
1109 uint32_t seqno
, bool interruptible
,
1110 unsigned long timeout
);
1111 extern int vmw_irq_install(struct drm_device
*dev
, int irq
);
1112 extern void vmw_irq_uninstall(struct drm_device
*dev
);
1113 extern bool vmw_seqno_passed(struct vmw_private
*dev_priv
,
1115 extern int vmw_fallback_wait(struct vmw_private
*dev_priv
,
1120 unsigned long timeout
);
1121 extern void vmw_update_seqno(struct vmw_private
*dev_priv
,
1122 struct vmw_fifo_state
*fifo_state
);
1123 extern void vmw_seqno_waiter_add(struct vmw_private
*dev_priv
);
1124 extern void vmw_seqno_waiter_remove(struct vmw_private
*dev_priv
);
1125 extern void vmw_goal_waiter_add(struct vmw_private
*dev_priv
);
1126 extern void vmw_goal_waiter_remove(struct vmw_private
*dev_priv
);
1127 extern void vmw_generic_waiter_add(struct vmw_private
*dev_priv
, u32 flag
,
1129 extern void vmw_generic_waiter_remove(struct vmw_private
*dev_priv
,
1130 u32 flag
, int *waiter_count
);
1133 * Rudimentary fence-like objects currently used only for throttling -
1137 extern void vmw_marker_queue_init(struct vmw_marker_queue
*queue
);
1138 extern void vmw_marker_queue_takedown(struct vmw_marker_queue
*queue
);
1139 extern int vmw_marker_push(struct vmw_marker_queue
*queue
,
1141 extern int vmw_marker_pull(struct vmw_marker_queue
*queue
,
1142 uint32_t signaled_seqno
);
1143 extern int vmw_wait_lag(struct vmw_private
*dev_priv
,
1144 struct vmw_marker_queue
*queue
, uint32_t us
);
1147 * Kernel framebuffer - vmwgfx_fb.c
1150 int vmw_fb_init(struct vmw_private
*vmw_priv
);
1151 int vmw_fb_close(struct vmw_private
*dev_priv
);
1152 int vmw_fb_off(struct vmw_private
*vmw_priv
);
1153 int vmw_fb_on(struct vmw_private
*vmw_priv
);
1156 * Kernel modesetting - vmwgfx_kms.c
1159 int vmw_kms_init(struct vmw_private
*dev_priv
);
1160 int vmw_kms_close(struct vmw_private
*dev_priv
);
1161 int vmw_kms_cursor_bypass_ioctl(struct drm_device
*dev
, void *data
,
1162 struct drm_file
*file_priv
);
1163 void vmw_kms_cursor_post_execbuf(struct vmw_private
*dev_priv
);
1164 void vmw_kms_cursor_snoop(struct vmw_surface
*srf
,
1165 struct ttm_object_file
*tfile
,
1166 struct ttm_buffer_object
*bo
,
1167 SVGA3dCmdHeader
*header
);
1168 int vmw_kms_write_svga(struct vmw_private
*vmw_priv
,
1169 unsigned width
, unsigned height
, unsigned pitch
,
1170 unsigned bpp
, unsigned depth
);
1171 bool vmw_kms_validate_mode_vram(struct vmw_private
*dev_priv
,
1174 u32
vmw_get_vblank_counter(struct drm_crtc
*crtc
);
1175 int vmw_enable_vblank(struct drm_crtc
*crtc
);
1176 void vmw_disable_vblank(struct drm_crtc
*crtc
);
1177 int vmw_kms_present(struct vmw_private
*dev_priv
,
1178 struct drm_file
*file_priv
,
1179 struct vmw_framebuffer
*vfb
,
1180 struct vmw_surface
*surface
,
1181 uint32_t sid
, int32_t destX
, int32_t destY
,
1182 struct drm_vmw_rect
*clips
,
1183 uint32_t num_clips
);
1184 int vmw_kms_update_layout_ioctl(struct drm_device
*dev
, void *data
,
1185 struct drm_file
*file_priv
);
1186 void vmw_kms_legacy_hotspot_clear(struct vmw_private
*dev_priv
);
1187 int vmw_kms_suspend(struct drm_device
*dev
);
1188 int vmw_kms_resume(struct drm_device
*dev
);
1189 void vmw_kms_lost_device(struct drm_device
*dev
);
1191 int vmw_dumb_create(struct drm_file
*file_priv
,
1192 struct drm_device
*dev
,
1193 struct drm_mode_create_dumb
*args
);
1195 int vmw_dumb_map_offset(struct drm_file
*file_priv
,
1196 struct drm_device
*dev
, uint32_t handle
,
1198 int vmw_dumb_destroy(struct drm_file
*file_priv
,
1199 struct drm_device
*dev
,
1201 extern int vmw_resource_pin(struct vmw_resource
*res
, bool interruptible
);
1202 extern void vmw_resource_unpin(struct vmw_resource
*res
);
1203 extern enum vmw_res_type
vmw_res_type(const struct vmw_resource
*res
);
1206 * Overlay control - vmwgfx_overlay.c
1209 int vmw_overlay_init(struct vmw_private
*dev_priv
);
1210 int vmw_overlay_close(struct vmw_private
*dev_priv
);
1211 int vmw_overlay_ioctl(struct drm_device
*dev
, void *data
,
1212 struct drm_file
*file_priv
);
1213 int vmw_overlay_resume_all(struct vmw_private
*dev_priv
);
1214 int vmw_overlay_pause_all(struct vmw_private
*dev_priv
);
1215 int vmw_overlay_claim(struct vmw_private
*dev_priv
, uint32_t *out
);
1216 int vmw_overlay_unref(struct vmw_private
*dev_priv
, uint32_t stream_id
);
1217 int vmw_overlay_num_overlays(struct vmw_private
*dev_priv
);
1218 int vmw_overlay_num_free_overlays(struct vmw_private
*dev_priv
);
1224 int vmw_gmrid_man_init(struct vmw_private
*dev_priv
, int type
);
1225 void vmw_gmrid_man_fini(struct vmw_private
*dev_priv
, int type
);
1228 * Prime - vmwgfx_prime.c
1231 extern const struct dma_buf_ops vmw_prime_dmabuf_ops
;
1232 extern int vmw_prime_fd_to_handle(struct drm_device
*dev
,
1233 struct drm_file
*file_priv
,
1234 int fd
, u32
*handle
);
1235 extern int vmw_prime_handle_to_fd(struct drm_device
*dev
,
1236 struct drm_file
*file_priv
,
1237 uint32_t handle
, uint32_t flags
,
1241 * MemoryOBject management - vmwgfx_mob.c
1244 extern int vmw_mob_bind(struct vmw_private
*dev_priv
, struct vmw_mob
*mob
,
1245 const struct vmw_sg_table
*vsgt
,
1246 unsigned long num_data_pages
, int32_t mob_id
);
1247 extern void vmw_mob_unbind(struct vmw_private
*dev_priv
,
1248 struct vmw_mob
*mob
);
1249 extern void vmw_mob_destroy(struct vmw_mob
*mob
);
1250 extern struct vmw_mob
*vmw_mob_create(unsigned long data_pages
);
1251 extern int vmw_otables_setup(struct vmw_private
*dev_priv
);
1252 extern void vmw_otables_takedown(struct vmw_private
*dev_priv
);
1255 * Context management - vmwgfx_context.c
1258 extern const struct vmw_user_resource_conv
*user_context_converter
;
1260 extern int vmw_context_define_ioctl(struct drm_device
*dev
, void *data
,
1261 struct drm_file
*file_priv
);
1262 extern int vmw_extended_context_define_ioctl(struct drm_device
*dev
, void *data
,
1263 struct drm_file
*file_priv
);
1264 extern int vmw_context_destroy_ioctl(struct drm_device
*dev
, void *data
,
1265 struct drm_file
*file_priv
);
1266 extern struct list_head
*vmw_context_binding_list(struct vmw_resource
*ctx
);
1267 extern struct vmw_cmdbuf_res_manager
*
1268 vmw_context_res_man(struct vmw_resource
*ctx
);
1269 extern struct vmw_resource
*vmw_context_cotable(struct vmw_resource
*ctx
,
1270 SVGACOTableType cotable_type
);
1271 extern struct list_head
*vmw_context_binding_list(struct vmw_resource
*ctx
);
1272 struct vmw_ctx_binding_state
;
1273 extern struct vmw_ctx_binding_state
*
1274 vmw_context_binding_state(struct vmw_resource
*ctx
);
1275 extern void vmw_dx_context_scrub_cotables(struct vmw_resource
*ctx
,
1277 extern int vmw_context_bind_dx_query(struct vmw_resource
*ctx_res
,
1278 struct vmw_buffer_object
*mob
);
1279 extern struct vmw_buffer_object
*
1280 vmw_context_get_dx_query_mob(struct vmw_resource
*ctx_res
);
1284 * Surface management - vmwgfx_surface.c
1287 extern const struct vmw_user_resource_conv
*user_surface_converter
;
1289 extern int vmw_surface_destroy_ioctl(struct drm_device
*dev
, void *data
,
1290 struct drm_file
*file_priv
);
1291 extern int vmw_surface_define_ioctl(struct drm_device
*dev
, void *data
,
1292 struct drm_file
*file_priv
);
1293 extern int vmw_surface_reference_ioctl(struct drm_device
*dev
, void *data
,
1294 struct drm_file
*file_priv
);
1295 extern int vmw_gb_surface_define_ioctl(struct drm_device
*dev
, void *data
,
1296 struct drm_file
*file_priv
);
1297 extern int vmw_gb_surface_reference_ioctl(struct drm_device
*dev
, void *data
,
1298 struct drm_file
*file_priv
);
1299 int vmw_surface_gb_priv_define(struct drm_device
*dev
,
1300 uint32_t user_accounting_size
,
1301 SVGA3dSurfaceAllFlags svga3d_flags
,
1302 SVGA3dSurfaceFormat format
,
1304 uint32_t num_mip_levels
,
1305 uint32_t multisample_count
,
1306 uint32_t array_size
,
1307 struct drm_vmw_size size
,
1308 SVGA3dMSPattern multisample_pattern
,
1309 SVGA3dMSQualityLevel quality_level
,
1310 struct vmw_surface
**srf_out
);
1311 extern int vmw_gb_surface_define_ext_ioctl(struct drm_device
*dev
,
1313 struct drm_file
*file_priv
);
1314 extern int vmw_gb_surface_reference_ext_ioctl(struct drm_device
*dev
,
1316 struct drm_file
*file_priv
);
1318 int vmw_gb_surface_define(struct vmw_private
*dev_priv
,
1319 uint32_t user_accounting_size
,
1320 const struct vmw_surface_metadata
*req
,
1321 struct vmw_surface
**srf_out
);
1324 * Shader management - vmwgfx_shader.c
1327 extern const struct vmw_user_resource_conv
*user_shader_converter
;
1329 extern int vmw_shader_define_ioctl(struct drm_device
*dev
, void *data
,
1330 struct drm_file
*file_priv
);
1331 extern int vmw_shader_destroy_ioctl(struct drm_device
*dev
, void *data
,
1332 struct drm_file
*file_priv
);
1333 extern int vmw_compat_shader_add(struct vmw_private
*dev_priv
,
1334 struct vmw_cmdbuf_res_manager
*man
,
1335 u32 user_key
, const void *bytecode
,
1336 SVGA3dShaderType shader_type
,
1338 struct list_head
*list
);
1339 extern int vmw_shader_remove(struct vmw_cmdbuf_res_manager
*man
,
1340 u32 user_key
, SVGA3dShaderType shader_type
,
1341 struct list_head
*list
);
1342 extern int vmw_dx_shader_add(struct vmw_cmdbuf_res_manager
*man
,
1343 struct vmw_resource
*ctx
,
1345 SVGA3dShaderType shader_type
,
1346 struct list_head
*list
);
1347 extern void vmw_dx_shader_cotable_list_scrub(struct vmw_private
*dev_priv
,
1348 struct list_head
*list
,
1351 extern struct vmw_resource
*
1352 vmw_shader_lookup(struct vmw_cmdbuf_res_manager
*man
,
1353 u32 user_key
, SVGA3dShaderType shader_type
);
1356 * Streamoutput management
1358 struct vmw_resource
*
1359 vmw_dx_streamoutput_lookup(struct vmw_cmdbuf_res_manager
*man
,
1361 int vmw_dx_streamoutput_add(struct vmw_cmdbuf_res_manager
*man
,
1362 struct vmw_resource
*ctx
,
1363 SVGA3dStreamOutputId user_key
,
1364 struct list_head
*list
);
1365 void vmw_dx_streamoutput_set_size(struct vmw_resource
*res
, u32 size
);
1366 int vmw_dx_streamoutput_remove(struct vmw_cmdbuf_res_manager
*man
,
1367 SVGA3dStreamOutputId user_key
,
1368 struct list_head
*list
);
1369 void vmw_dx_streamoutput_cotable_list_scrub(struct vmw_private
*dev_priv
,
1370 struct list_head
*list
,
1374 * Command buffer managed resources - vmwgfx_cmdbuf_res.c
1377 extern struct vmw_cmdbuf_res_manager
*
1378 vmw_cmdbuf_res_man_create(struct vmw_private
*dev_priv
);
1379 extern void vmw_cmdbuf_res_man_destroy(struct vmw_cmdbuf_res_manager
*man
);
1380 extern size_t vmw_cmdbuf_res_man_size(void);
1381 extern struct vmw_resource
*
1382 vmw_cmdbuf_res_lookup(struct vmw_cmdbuf_res_manager
*man
,
1383 enum vmw_cmdbuf_res_type res_type
,
1385 extern void vmw_cmdbuf_res_revert(struct list_head
*list
);
1386 extern void vmw_cmdbuf_res_commit(struct list_head
*list
);
1387 extern int vmw_cmdbuf_res_add(struct vmw_cmdbuf_res_manager
*man
,
1388 enum vmw_cmdbuf_res_type res_type
,
1390 struct vmw_resource
*res
,
1391 struct list_head
*list
);
1392 extern int vmw_cmdbuf_res_remove(struct vmw_cmdbuf_res_manager
*man
,
1393 enum vmw_cmdbuf_res_type res_type
,
1395 struct list_head
*list
,
1396 struct vmw_resource
**res
);
1399 * COTable management - vmwgfx_cotable.c
1401 extern const SVGACOTableType vmw_cotable_scrub_order
[];
1402 extern struct vmw_resource
*vmw_cotable_alloc(struct vmw_private
*dev_priv
,
1403 struct vmw_resource
*ctx
,
1405 extern int vmw_cotable_notify(struct vmw_resource
*res
, int id
);
1406 extern int vmw_cotable_scrub(struct vmw_resource
*res
, bool readback
);
1407 extern void vmw_cotable_add_resource(struct vmw_resource
*ctx
,
1408 struct list_head
*head
);
1411 * Command buffer managerment vmwgfx_cmdbuf.c
1413 struct vmw_cmdbuf_man
;
1414 struct vmw_cmdbuf_header
;
1416 extern struct vmw_cmdbuf_man
*
1417 vmw_cmdbuf_man_create(struct vmw_private
*dev_priv
);
1418 extern int vmw_cmdbuf_set_pool_size(struct vmw_cmdbuf_man
*man
,
1419 size_t size
, size_t default_size
);
1420 extern void vmw_cmdbuf_remove_pool(struct vmw_cmdbuf_man
*man
);
1421 extern void vmw_cmdbuf_man_destroy(struct vmw_cmdbuf_man
*man
);
1422 extern int vmw_cmdbuf_idle(struct vmw_cmdbuf_man
*man
, bool interruptible
,
1423 unsigned long timeout
);
1424 extern void *vmw_cmdbuf_reserve(struct vmw_cmdbuf_man
*man
, size_t size
,
1425 int ctx_id
, bool interruptible
,
1426 struct vmw_cmdbuf_header
*header
);
1427 extern void vmw_cmdbuf_commit(struct vmw_cmdbuf_man
*man
, size_t size
,
1428 struct vmw_cmdbuf_header
*header
,
1430 extern void *vmw_cmdbuf_alloc(struct vmw_cmdbuf_man
*man
,
1431 size_t size
, bool interruptible
,
1432 struct vmw_cmdbuf_header
**p_header
);
1433 extern void vmw_cmdbuf_header_free(struct vmw_cmdbuf_header
*header
);
1434 extern int vmw_cmdbuf_cur_flush(struct vmw_cmdbuf_man
*man
,
1435 bool interruptible
);
1436 extern void vmw_cmdbuf_irqthread(struct vmw_cmdbuf_man
*man
);
1438 /* CPU blit utilities - vmwgfx_blit.c */
1441 * struct vmw_diff_cpy - CPU blit information structure
1443 * @rect: The output bounding box rectangle.
1444 * @line: The current line of the blit.
1445 * @line_offset: Offset of the current line segment.
1446 * @cpp: Bytes per pixel (granularity information).
1447 * @memcpy: Which memcpy function to use.
1449 struct vmw_diff_cpy
{
1450 struct drm_rect rect
;
1454 void (*do_cpy
)(struct vmw_diff_cpy
*diff
, u8
*dest
, const u8
*src
,
1458 #define VMW_CPU_BLIT_INITIALIZER { \
1459 .do_cpy = vmw_memcpy, \
1462 #define VMW_CPU_BLIT_DIFF_INITIALIZER(_cpp) { \
1465 .rect = { .x1 = INT_MAX/2, \
1471 .do_cpy = vmw_diff_memcpy, \
1474 void vmw_diff_memcpy(struct vmw_diff_cpy
*diff
, u8
*dest
, const u8
*src
,
1477 void vmw_memcpy(struct vmw_diff_cpy
*diff
, u8
*dest
, const u8
*src
, size_t n
);
1479 int vmw_bo_cpu_blit(struct ttm_buffer_object
*dst
,
1480 u32 dst_offset
, u32 dst_stride
,
1481 struct ttm_buffer_object
*src
,
1482 u32 src_offset
, u32 src_stride
,
1484 struct vmw_diff_cpy
*diff
);
1486 /* Host messaging -vmwgfx_msg.c: */
1487 int vmw_host_get_guestinfo(const char *guest_info_param
,
1488 char *buffer
, size_t *length
);
1489 int vmw_host_log(const char *log
);
1490 int vmw_msg_ioctl(struct drm_device
*dev
, void *data
,
1491 struct drm_file
*file_priv
);
1496 * VMW_DEBUG_USER - Debug output for user-space debugging.
1498 * @fmt: printf() like format string.
1500 * This macro is for logging user-space error and debugging messages for e.g.
1501 * command buffer execution errors due to malformed commands, invalid context,
1504 #define VMW_DEBUG_USER(fmt, ...) \
1505 DRM_DEBUG_DRIVER(fmt, ##__VA_ARGS__)
1507 /* Resource dirtying - vmwgfx_page_dirty.c */
1508 void vmw_bo_dirty_scan(struct vmw_buffer_object
*vbo
);
1509 int vmw_bo_dirty_add(struct vmw_buffer_object
*vbo
);
1510 void vmw_bo_dirty_transfer_to_res(struct vmw_resource
*res
);
1511 void vmw_bo_dirty_clear_res(struct vmw_resource
*res
);
1512 void vmw_bo_dirty_release(struct vmw_buffer_object
*vbo
);
1513 void vmw_bo_dirty_unmap(struct vmw_buffer_object
*vbo
,
1514 pgoff_t start
, pgoff_t end
);
1515 vm_fault_t
vmw_bo_vm_fault(struct vm_fault
*vmf
);
1516 vm_fault_t
vmw_bo_vm_mkwrite(struct vm_fault
*vmf
);
1517 #ifdef CONFIG_TRANSPARENT_HUGEPAGE
1518 vm_fault_t
vmw_bo_vm_huge_fault(struct vm_fault
*vmf
,
1519 enum page_entry_size pe_size
);
1522 /* Transparent hugepage support - vmwgfx_thp.c */
1523 #ifdef CONFIG_TRANSPARENT_HUGEPAGE
1524 extern int vmw_thp_init(struct vmw_private
*dev_priv
);
1525 void vmw_thp_fini(struct vmw_private
*dev_priv
);
1529 * VMW_DEBUG_KMS - Debug output for kernel mode-setting
1531 * This macro is for debugging vmwgfx mode-setting code.
1533 #define VMW_DEBUG_KMS(fmt, ...) \
1534 DRM_DEBUG_DRIVER(fmt, ##__VA_ARGS__)
1537 * Inline helper functions
1540 static inline void vmw_surface_unreference(struct vmw_surface
**srf
)
1542 struct vmw_surface
*tmp_srf
= *srf
;
1543 struct vmw_resource
*res
= &tmp_srf
->res
;
1546 vmw_resource_unreference(&res
);
1549 static inline struct vmw_surface
*vmw_surface_reference(struct vmw_surface
*srf
)
1551 (void) vmw_resource_reference(&srf
->res
);
1555 static inline void vmw_bo_unreference(struct vmw_buffer_object
**buf
)
1557 struct vmw_buffer_object
*tmp_buf
= *buf
;
1560 if (tmp_buf
!= NULL
) {
1561 ttm_bo_put(&tmp_buf
->base
);
1565 static inline struct vmw_buffer_object
*
1566 vmw_bo_reference(struct vmw_buffer_object
*buf
)
1568 ttm_bo_get(&buf
->base
);
1572 static inline struct ttm_mem_global
*vmw_mem_glob(struct vmw_private
*dev_priv
)
1574 return &ttm_mem_glob
;
1577 static inline void vmw_fifo_resource_inc(struct vmw_private
*dev_priv
)
1579 atomic_inc(&dev_priv
->num_fifo_resources
);
1582 static inline void vmw_fifo_resource_dec(struct vmw_private
*dev_priv
)
1584 atomic_dec(&dev_priv
->num_fifo_resources
);
1588 * vmw_mmio_read - Perform a MMIO read from volatile memory
1590 * @addr: The address to read from
1592 * This function is intended to be equivalent to ioread32() on
1593 * memremap'd memory, but without byteswapping.
1595 static inline u32
vmw_mmio_read(u32
*addr
)
1597 return READ_ONCE(*addr
);
1601 * vmw_mmio_write - Perform a MMIO write to volatile memory
1603 * @addr: The address to write to
1605 * This function is intended to be equivalent to iowrite32 on
1606 * memremap'd memory, but without byteswapping.
1608 static inline void vmw_mmio_write(u32 value
, u32
*addr
)
1610 WRITE_ONCE(*addr
, value
);