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>
44 #include "ttm_object.h"
46 #include "vmwgfx_fence.h"
47 #include "vmwgfx_reg.h"
48 #include "vmwgfx_validation.h"
51 * FIXME: vmwgfx_drm.h needs to be last due to dependencies.
52 * uapi headers should not depend on header files outside uapi/.
54 #include <drm/vmwgfx_drm.h>
57 #define VMWGFX_DRIVER_NAME "vmwgfx"
58 #define VMWGFX_DRIVER_DATE "20210218"
59 #define VMWGFX_DRIVER_MAJOR 2
60 #define VMWGFX_DRIVER_MINOR 18
61 #define VMWGFX_DRIVER_PATCHLEVEL 1
62 #define VMWGFX_FIFO_STATIC_SIZE (1024*1024)
63 #define VMWGFX_MAX_RELOCATIONS 2048
64 #define VMWGFX_MAX_VALIDATIONS 2048
65 #define VMWGFX_MAX_DISPLAYS 16
66 #define VMWGFX_CMD_BOUNCE_INIT_SIZE 32768
67 #define VMWGFX_ENABLE_SCREEN_TARGET_OTABLE 1
69 #define VMWGFX_PCI_ID_SVGA2 0x0405
72 * Perhaps we should have sysfs entries for these.
74 #define VMWGFX_NUM_GB_CONTEXT 256
75 #define VMWGFX_NUM_GB_SHADER 20000
76 #define VMWGFX_NUM_GB_SURFACE 32768
77 #define VMWGFX_NUM_GB_SCREEN_TARGET VMWGFX_MAX_DISPLAYS
78 #define VMWGFX_NUM_DXCONTEXT 256
79 #define VMWGFX_NUM_DXQUERY 512
80 #define VMWGFX_NUM_MOB (VMWGFX_NUM_GB_CONTEXT +\
81 VMWGFX_NUM_GB_SHADER +\
82 VMWGFX_NUM_GB_SURFACE +\
83 VMWGFX_NUM_GB_SCREEN_TARGET)
85 #define VMW_PL_GMR (TTM_PL_PRIV + 0)
86 #define VMW_PL_MOB (TTM_PL_PRIV + 1)
88 #define VMW_RES_CONTEXT ttm_driver_type0
89 #define VMW_RES_SURFACE ttm_driver_type1
90 #define VMW_RES_STREAM ttm_driver_type2
91 #define VMW_RES_FENCE ttm_driver_type3
92 #define VMW_RES_SHADER ttm_driver_type4
95 struct ttm_object_file
*tfile
;
96 bool gb_aware
; /* user-space is guest-backed aware */
100 * struct vmw_buffer_object - TTM buffer object with vmwgfx additions
101 * @base: The TTM buffer object
102 * @res_tree: RB tree of resources using this buffer object as a backing MOB
103 * @cpu_writers: Number of synccpu write grabs. Protected by reservation when
104 * increased. May be decreased without reservation.
105 * @dx_query_ctx: DX context if this buffer object is used as a DX query MOB
106 * @map: Kmap object for semi-persistent mappings
107 * @res_prios: Eviction priority counts for attached resources
108 * @dirty: structure for user-space dirty-tracking
110 struct vmw_buffer_object
{
111 struct ttm_buffer_object base
;
112 struct rb_root res_tree
;
113 atomic_t cpu_writers
;
114 /* Not ref-counted. Protected by binding_mutex */
115 struct vmw_resource
*dx_query_ctx
;
116 /* Protected by reservation */
117 struct ttm_bo_kmap_obj map
;
118 u32 res_prios
[TTM_MAX_BO_PRIORITY
];
119 struct vmw_bo_dirty
*dirty
;
123 * struct vmw_validate_buffer - Carries validation info about buffers.
125 * @base: Validation info for TTM.
126 * @hash: Hash entry for quick lookup of the TTM buffer object.
128 * This structure contains also driver private validation info
129 * on top of the info needed by TTM.
131 struct vmw_validate_buffer
{
132 struct ttm_validate_buffer base
;
133 struct drm_hash_item hash
;
134 bool validate_as_mob
;
141 * struct vmw-resource - base class for hardware resources
143 * @kref: For refcounting.
144 * @dev_priv: Pointer to the device private for this resource. Immutable.
145 * @id: Device id. Protected by @dev_priv::resource_lock.
146 * @backup_size: Backup buffer size. Immutable.
147 * @res_dirty: Resource contains data not yet in the backup buffer. Protected
148 * by resource reserved.
149 * @backup_dirty: Backup buffer contains data not yet in the HW resource.
150 * Protected by resource reserved.
151 * @coherent: Emulate coherency by tracking vm accesses.
152 * @backup: The backup buffer if any. Protected by resource reserved.
153 * @backup_offset: Offset into the backup buffer if any. Protected by resource
154 * reserved. Note that only a few resource types can have a @backup_offset
155 * different from zero.
156 * @pin_count: The pin count for this resource. A pinned resource has a
157 * pin-count greater than zero. It is not on the resource LRU lists and its
158 * backup buffer is pinned. Hence it can't be evicted.
159 * @func: Method vtable for this resource. Immutable.
160 * @mob_node; Node for the MOB backup rbtree. Protected by @backup reserved.
161 * @lru_head: List head for the LRU list. Protected by @dev_priv::resource_lock.
162 * @binding_head: List head for the context binding list. Protected by
163 * the @dev_priv::binding_mutex
164 * @res_free: The resource destructor.
165 * @hw_destroy: Callback to destroy the resource on the device, as part of
166 * resource destruction.
168 struct vmw_resource_dirty
;
169 struct vmw_resource
{
171 struct vmw_private
*dev_priv
;
174 unsigned long backup_size
;
176 u32 backup_dirty
: 1;
178 struct vmw_buffer_object
*backup
;
179 unsigned long backup_offset
;
180 unsigned long pin_count
;
181 const struct vmw_res_func
*func
;
182 struct rb_node mob_node
;
183 struct list_head lru_head
;
184 struct list_head binding_head
;
185 struct vmw_resource_dirty
*dirty
;
186 void (*res_free
) (struct vmw_resource
*res
);
187 void (*hw_destroy
) (struct vmw_resource
*res
);
192 * Resources that are managed using ioctls.
202 vmw_res_streamoutput
,
207 * Resources that are managed using command streams.
209 enum vmw_cmdbuf_res_type
{
210 vmw_cmdbuf_res_shader
,
212 vmw_cmdbuf_res_streamoutput
215 struct vmw_cmdbuf_res_manager
;
217 struct vmw_cursor_snooper
{
222 struct vmw_framebuffer
;
223 struct vmw_surface_offset
;
226 * struct vmw_surface_metadata - Metadata describing a surface.
228 * @flags: Device flags.
229 * @format: Surface SVGA3D_x format.
230 * @mip_levels: Mip level for each face. For GB first index is used only.
231 * @multisample_count: Sample count.
232 * @multisample_pattern: Sample patterns.
233 * @quality_level: Quality level.
234 * @autogen_filter: Filter for automatically generated mipmaps.
235 * @array_size: Number of array elements for a 1D/2D texture. For cubemap
236 texture number of faces * array_size. This should be 0 for pre
238 * @buffer_byte_stride: Buffer byte stride.
239 * @num_sizes: Size of @sizes. For GB surface this should always be 1.
240 * @base_size: Surface dimension.
241 * @sizes: Array representing mip sizes. Legacy only.
242 * @scanout: Whether this surface will be used for scanout.
244 * This tracks metadata for both legacy and guest backed surface.
246 struct vmw_surface_metadata
{
249 u32 mip_levels
[DRM_VMW_MAX_SURFACE_FACES
];
250 u32 multisample_count
;
251 u32 multisample_pattern
;
256 u32 buffer_byte_stride
;
257 struct drm_vmw_size base_size
;
258 struct drm_vmw_size
*sizes
;
263 * struct vmw_surface: Resource structure for a surface.
265 * @res: The base resource for this surface.
266 * @metadata: Metadata for this surface resource.
267 * @snooper: Cursor data. Legacy surface only.
268 * @offsets: Legacy surface only.
269 * @view_list: List of views bound to this surface.
272 struct vmw_resource res
;
273 struct vmw_surface_metadata metadata
;
274 struct vmw_cursor_snooper snooper
;
275 struct vmw_surface_offset
*offsets
;
276 struct list_head view_list
;
279 struct vmw_fifo_state
{
280 unsigned long reserved_size
;
283 unsigned long static_buffer_size
;
284 bool using_bounce_buffer
;
285 uint32_t capabilities
;
286 struct mutex fifo_mutex
;
287 struct rw_semaphore rwsem
;
292 * struct vmw_res_cache_entry - resource information cache entry
293 * @handle: User-space handle of a resource.
294 * @res: Non-ref-counted pointer to the resource.
295 * @valid_handle: Whether the @handle member is valid.
296 * @valid: Whether the entry is valid, which also implies that the execbuf
297 * code holds a reference to the resource, and it's placed on the
300 * Used to avoid frequent repeated user-space handle lookups of the
303 struct vmw_res_cache_entry
{
305 struct vmw_resource
*res
;
307 unsigned short valid_handle
;
308 unsigned short valid
;
312 * enum vmw_dma_map_mode - indicate how to perform TTM page dma mappings.
314 enum vmw_dma_map_mode
{
315 vmw_dma_phys
, /* Use physical page addresses */
316 vmw_dma_alloc_coherent
, /* Use TTM coherent pages */
317 vmw_dma_map_populate
, /* Unmap from DMA just after unpopulate */
318 vmw_dma_map_bind
, /* Unmap from DMA just before unbind */
323 * struct vmw_sg_table - Scatter/gather table for binding, with additional
324 * device-specific information.
326 * @sgt: Pointer to a struct sg_table with binding information
327 * @num_regions: Number of regions with device-address contiguous pages
329 struct vmw_sg_table
{
330 enum vmw_dma_map_mode mode
;
332 const dma_addr_t
*addrs
;
333 struct sg_table
*sgt
;
334 unsigned long num_regions
;
335 unsigned long num_pages
;
339 * struct vmw_piter - Page iterator that iterates over a list of pages
340 * and DMA addresses that could be either a scatter-gather list or
343 * @pages: Array of page pointers to the pages.
344 * @addrs: DMA addresses to the pages if coherent pages are used.
345 * @iter: Scatter-gather page iterator. Current position in SG list.
346 * @i: Current position in arrays.
347 * @num_pages: Number of pages total.
348 * @next: Function to advance the iterator. Returns false if past the list
349 * of pages, true otherwise.
350 * @dma_address: Function to return the DMA address of the current page.
354 const dma_addr_t
*addrs
;
355 struct sg_dma_page_iter iter
;
357 unsigned long num_pages
;
358 bool (*next
)(struct vmw_piter
*);
359 dma_addr_t (*dma_address
)(struct vmw_piter
*);
360 struct page
*(*page
)(struct vmw_piter
*);
364 * enum vmw_display_unit_type - Describes the display unit
366 enum vmw_display_unit_type
{
369 vmw_du_screen_object
,
373 struct vmw_validation_context
;
374 struct vmw_ctx_validation_info
;
377 * struct vmw_sw_context - Command submission context
378 * @res_ht: Pointer hash table used to find validation duplicates
379 * @kernel: Whether the command buffer originates from kernel code rather
380 * than from user-space
381 * @fp: If @kernel is false, points to the file of the client. Otherwise
383 * @cmd_bounce: Command bounce buffer used for command validation before
384 * copying to fifo space
385 * @cmd_bounce_size: Current command bounce buffer size
386 * @cur_query_bo: Current buffer object used as query result buffer
387 * @bo_relocations: List of buffer object relocations
388 * @res_relocations: List of resource relocations
389 * @buf_start: Pointer to start of memory where command validation takes
391 * @res_cache: Cache of recently looked up resources
392 * @last_query_ctx: Last context that submitted a query
393 * @needs_post_query_barrier: Whether a query barrier is needed after
395 * @staged_bindings: Cached per-context binding tracker
396 * @staged_bindings_inuse: Whether the cached per-context binding tracker
398 * @staged_cmd_res: List of staged command buffer managed resources in this
400 * @ctx_list: List of context resources referenced in this command buffer
401 * @dx_ctx_node: Validation metadata of the current DX context
402 * @dx_query_mob: The MOB used for DX queries
403 * @dx_query_ctx: The DX context used for the last DX query
404 * @man: Pointer to the command buffer managed resource manager
405 * @ctx: The validation context
407 struct vmw_sw_context
{
408 struct drm_open_hash res_ht
;
409 bool res_ht_initialized
;
411 struct vmw_fpriv
*fp
;
412 uint32_t *cmd_bounce
;
413 uint32_t cmd_bounce_size
;
414 struct vmw_buffer_object
*cur_query_bo
;
415 struct list_head bo_relocations
;
416 struct list_head res_relocations
;
418 struct vmw_res_cache_entry res_cache
[vmw_res_max
];
419 struct vmw_resource
*last_query_ctx
;
420 bool needs_post_query_barrier
;
421 struct vmw_ctx_binding_state
*staged_bindings
;
422 bool staged_bindings_inuse
;
423 struct list_head staged_cmd_res
;
424 struct list_head ctx_list
;
425 struct vmw_ctx_validation_info
*dx_ctx_node
;
426 struct vmw_buffer_object
*dx_query_mob
;
427 struct vmw_resource
*dx_query_ctx
;
428 struct vmw_cmdbuf_res_manager
*man
;
429 struct vmw_validation_context
*ctx
;
432 struct vmw_legacy_display
;
435 struct vmw_vga_topology_state
{
445 * struct vmw_otable - Guest Memory OBject table metadata
447 * @size: Size of the table (page-aligned).
448 * @page_table: Pointer to a struct vmw_mob holding the page table.
452 struct vmw_mob
*page_table
;
456 struct vmw_otable_batch
{
457 unsigned num_otables
;
458 struct vmw_otable
*otables
;
459 struct vmw_resource
*context
;
460 struct ttm_buffer_object
*otable_bo
;
465 VMW_IRQTHREAD_CMDBUF
,
470 * enum vmw_sm_type - Graphics context capability supported by device.
471 * @VMW_SM_LEGACY: Pre DX context.
472 * @VMW_SM_4: Context support upto SM4.
473 * @VMW_SM_4_1: Context support upto SM4_1.
474 * @VMW_SM_5: Context support up to SM5.
475 * @VMW_SM_MAX: Should be the last.
486 struct drm_device drm
;
487 struct ttm_device bdev
;
489 struct vmw_fifo_state fifo
;
491 struct drm_vma_offset_manager vma_manager
;
493 resource_size_t io_start
;
494 resource_size_t vram_start
;
495 resource_size_t vram_size
;
496 resource_size_t prim_bb_mem
;
498 resource_size_t fifo_mem_size
;
499 uint32_t fb_max_width
;
500 uint32_t fb_max_height
;
501 uint32_t texture_max_width
;
502 uint32_t texture_max_height
;
503 uint32_t stdu_max_width
;
504 uint32_t stdu_max_height
;
505 uint32_t initial_width
;
506 uint32_t initial_height
;
507 uint32_t capabilities
;
508 uint32_t capabilities2
;
509 uint32_t max_gmr_ids
;
510 uint32_t max_gmr_pages
;
511 uint32_t max_mob_pages
;
512 uint32_t max_mob_size
;
513 uint32_t memory_size
;
520 enum vmw_sm_type sm_type
;
527 enum vmw_display_unit_type active_display_unit
;
528 struct vmw_legacy_display
*ldu_priv
;
529 struct vmw_overlay
*overlay_priv
;
530 struct drm_property
*hotplug_mode_update_property
;
531 struct drm_property
*implicit_placement_property
;
532 spinlock_t cursor_lock
;
533 struct drm_atomic_state
*suspend_state
;
536 * Context and surface management.
539 spinlock_t resource_lock
;
540 struct idr res_idr
[vmw_res_max
];
543 * A resource manager for kernel-only surfaces and
547 struct ttm_object_device
*tdev
;
554 wait_queue_head_t fence_queue
;
555 wait_queue_head_t fifo_queue
;
556 spinlock_t waiter_lock
;
557 int fence_queue_waiters
; /* Protected by waiter_lock */
558 int goal_queue_waiters
; /* Protected by waiter_lock */
559 int cmdbuf_waiters
; /* Protected by waiter_lock */
560 int error_waiters
; /* Protected by waiter_lock */
561 int fifo_queue_waiters
; /* Protected by waiter_lock */
562 uint32_t last_read_seqno
;
563 struct vmw_fence_manager
*fman
;
564 uint32_t irq_mask
; /* Updates protected by waiter_lock */
570 uint32_t traces_state
;
571 uint32_t enable_state
;
572 uint32_t config_done_state
;
578 * Protected by the cmdbuf mutex.
581 struct vmw_sw_context ctx
;
582 struct mutex cmdbuf_mutex
;
583 struct mutex binding_mutex
;
590 struct notifier_block pm_nb
;
591 bool refuse_hibernation
;
594 atomic_t num_fifo_resources
;
597 * Replace this with an rwsem as soon as we have down_xx_interruptible()
599 struct ttm_lock reservation_sem
;
602 * Query processing. These members
603 * are protected by the cmdbuf mutex.
606 struct vmw_buffer_object
*dummy_query_bo
;
607 struct vmw_buffer_object
*pinned_bo
;
609 uint32_t query_cid_valid
;
610 bool dummy_query_bo_pinned
;
613 * Surface swapping. The "surface_lru" list is protected by the
614 * resource lock in order to be able to destroy a surface and take
615 * it off the lru atomically. "used_memory_size" is currently
616 * protected by the cmdbuf mutex for simplicity.
619 struct list_head res_lru
[vmw_res_max
];
620 uint32_t used_memory_size
;
625 enum vmw_dma_map_mode map_mode
;
630 struct vmw_otable_batch otable_batch
;
632 struct vmw_cmdbuf_man
*cman
;
633 DECLARE_BITMAP(irqthread_pending
, VMW_IRQTHREAD_MAX
);
635 /* Validation memory reservation */
636 struct vmw_validation_mem vvm
;
639 static inline struct vmw_surface
*vmw_res_to_srf(struct vmw_resource
*res
)
641 return container_of(res
, struct vmw_surface
, res
);
644 static inline struct vmw_private
*vmw_priv(struct drm_device
*dev
)
646 return (struct vmw_private
*)dev
->dev_private
;
649 static inline struct vmw_fpriv
*vmw_fpriv(struct drm_file
*file_priv
)
651 return (struct vmw_fpriv
*)file_priv
->driver_priv
;
655 * The locking here is fine-grained, so that it is performed once
656 * for every read- and write operation. This is of course costly, but we
657 * don't perform much register access in the timing critical paths anyway.
658 * Instead we have the extra benefit of being sure that we don't forget
659 * the hw lock around register accesses.
661 static inline void vmw_write(struct vmw_private
*dev_priv
,
662 unsigned int offset
, uint32_t value
)
664 spin_lock(&dev_priv
->hw_lock
);
665 outl(offset
, dev_priv
->io_start
+ VMWGFX_INDEX_PORT
);
666 outl(value
, dev_priv
->io_start
+ VMWGFX_VALUE_PORT
);
667 spin_unlock(&dev_priv
->hw_lock
);
670 static inline uint32_t vmw_read(struct vmw_private
*dev_priv
,
675 spin_lock(&dev_priv
->hw_lock
);
676 outl(offset
, dev_priv
->io_start
+ VMWGFX_INDEX_PORT
);
677 val
= inl(dev_priv
->io_start
+ VMWGFX_VALUE_PORT
);
678 spin_unlock(&dev_priv
->hw_lock
);
684 * has_sm4_context - Does the device support SM4 context.
685 * @dev_priv: Device private.
687 * Return: Bool value if device support SM4 context or not.
689 static inline bool has_sm4_context(const struct vmw_private
*dev_priv
)
691 return (dev_priv
->sm_type
>= VMW_SM_4
);
695 * has_sm4_1_context - Does the device support SM4_1 context.
696 * @dev_priv: Device private.
698 * Return: Bool value if device support SM4_1 context or not.
700 static inline bool has_sm4_1_context(const struct vmw_private
*dev_priv
)
702 return (dev_priv
->sm_type
>= VMW_SM_4_1
);
706 * has_sm5_context - Does the device support SM5 context.
707 * @dev_priv: Device private.
709 * Return: Bool value if device support SM5 context or not.
711 static inline bool has_sm5_context(const struct vmw_private
*dev_priv
)
713 return (dev_priv
->sm_type
>= VMW_SM_5
);
716 extern void vmw_svga_enable(struct vmw_private
*dev_priv
);
717 extern void vmw_svga_disable(struct vmw_private
*dev_priv
);
721 * GMR utilities - vmwgfx_gmr.c
724 extern int vmw_gmr_bind(struct vmw_private
*dev_priv
,
725 const struct vmw_sg_table
*vsgt
,
726 unsigned long num_pages
,
728 extern void vmw_gmr_unbind(struct vmw_private
*dev_priv
, int gmr_id
);
731 * Resource utilities - vmwgfx_resource.c
733 struct vmw_user_resource_conv
;
735 extern void vmw_resource_unreference(struct vmw_resource
**p_res
);
736 extern struct vmw_resource
*vmw_resource_reference(struct vmw_resource
*res
);
737 extern struct vmw_resource
*
738 vmw_resource_reference_unless_doomed(struct vmw_resource
*res
);
739 extern int vmw_resource_validate(struct vmw_resource
*res
, bool intr
,
741 extern int vmw_resource_reserve(struct vmw_resource
*res
, bool interruptible
,
743 extern bool vmw_resource_needs_backup(const struct vmw_resource
*res
);
744 extern int vmw_user_lookup_handle(struct vmw_private
*dev_priv
,
745 struct ttm_object_file
*tfile
,
747 struct vmw_surface
**out_surf
,
748 struct vmw_buffer_object
**out_buf
);
749 extern int vmw_user_resource_lookup_handle(
750 struct vmw_private
*dev_priv
,
751 struct ttm_object_file
*tfile
,
753 const struct vmw_user_resource_conv
*converter
,
754 struct vmw_resource
**p_res
);
755 extern struct vmw_resource
*
756 vmw_user_resource_noref_lookup_handle(struct vmw_private
*dev_priv
,
757 struct ttm_object_file
*tfile
,
759 const struct vmw_user_resource_conv
*
761 extern int vmw_stream_claim_ioctl(struct drm_device
*dev
, void *data
,
762 struct drm_file
*file_priv
);
763 extern int vmw_stream_unref_ioctl(struct drm_device
*dev
, void *data
,
764 struct drm_file
*file_priv
);
765 extern int vmw_user_stream_lookup(struct vmw_private
*dev_priv
,
766 struct ttm_object_file
*tfile
,
768 struct vmw_resource
**out
);
769 extern void vmw_resource_unreserve(struct vmw_resource
*res
,
773 struct vmw_buffer_object
*new_backup
,
774 unsigned long new_backup_offset
);
775 extern void vmw_query_move_notify(struct ttm_buffer_object
*bo
,
776 struct ttm_resource
*old_mem
,
777 struct ttm_resource
*new_mem
);
778 extern int vmw_query_readback_all(struct vmw_buffer_object
*dx_query_mob
);
779 extern void vmw_resource_evict_all(struct vmw_private
*dev_priv
);
780 extern void vmw_resource_unbind_list(struct vmw_buffer_object
*vbo
);
781 void vmw_resource_mob_attach(struct vmw_resource
*res
);
782 void vmw_resource_mob_detach(struct vmw_resource
*res
);
783 void vmw_resource_dirty_update(struct vmw_resource
*res
, pgoff_t start
,
785 int vmw_resources_clean(struct vmw_buffer_object
*vbo
, pgoff_t start
,
786 pgoff_t end
, pgoff_t
*num_prefault
);
789 * vmw_resource_mob_attached - Whether a resource currently has a mob attached
792 * Return: true if the resource has a mob attached, false otherwise.
794 static inline bool vmw_resource_mob_attached(const struct vmw_resource
*res
)
796 return !RB_EMPTY_NODE(&res
->mob_node
);
800 * vmw_user_resource_noref_release - release a user resource pointer looked up
803 static inline void vmw_user_resource_noref_release(void)
805 ttm_base_object_noref_release();
809 * Buffer object helper functions - vmwgfx_bo.c
811 extern int vmw_bo_pin_in_placement(struct vmw_private
*vmw_priv
,
812 struct vmw_buffer_object
*bo
,
813 struct ttm_placement
*placement
,
815 extern int vmw_bo_pin_in_vram(struct vmw_private
*dev_priv
,
816 struct vmw_buffer_object
*buf
,
818 extern int vmw_bo_pin_in_vram_or_gmr(struct vmw_private
*dev_priv
,
819 struct vmw_buffer_object
*buf
,
821 extern int vmw_bo_pin_in_start_of_vram(struct vmw_private
*vmw_priv
,
822 struct vmw_buffer_object
*bo
,
824 extern int vmw_bo_unpin(struct vmw_private
*vmw_priv
,
825 struct vmw_buffer_object
*bo
,
827 extern void vmw_bo_get_guest_ptr(const struct ttm_buffer_object
*buf
,
829 extern void vmw_bo_pin_reserved(struct vmw_buffer_object
*bo
, bool pin
);
830 extern void vmw_bo_bo_free(struct ttm_buffer_object
*bo
);
831 extern int vmw_bo_create_kernel(struct vmw_private
*dev_priv
,
833 struct ttm_placement
*placement
,
834 struct ttm_buffer_object
**p_bo
);
835 extern int vmw_bo_init(struct vmw_private
*dev_priv
,
836 struct vmw_buffer_object
*vmw_bo
,
837 size_t size
, struct ttm_placement
*placement
,
838 bool interruptible
, bool pin
,
839 void (*bo_free
)(struct ttm_buffer_object
*bo
));
840 extern int vmw_user_bo_verify_access(struct ttm_buffer_object
*bo
,
841 struct ttm_object_file
*tfile
);
842 extern int vmw_user_bo_alloc(struct vmw_private
*dev_priv
,
843 struct ttm_object_file
*tfile
,
847 struct vmw_buffer_object
**p_dma_buf
,
848 struct ttm_base_object
**p_base
);
849 extern int vmw_user_bo_reference(struct ttm_object_file
*tfile
,
850 struct vmw_buffer_object
*dma_buf
,
852 extern int vmw_bo_alloc_ioctl(struct drm_device
*dev
, void *data
,
853 struct drm_file
*file_priv
);
854 extern int vmw_bo_unref_ioctl(struct drm_device
*dev
, void *data
,
855 struct drm_file
*file_priv
);
856 extern int vmw_user_bo_synccpu_ioctl(struct drm_device
*dev
, void *data
,
857 struct drm_file
*file_priv
);
858 extern int vmw_user_bo_lookup(struct ttm_object_file
*tfile
,
859 uint32_t id
, struct vmw_buffer_object
**out
,
860 struct ttm_base_object
**base
);
861 extern void vmw_bo_fence_single(struct ttm_buffer_object
*bo
,
862 struct vmw_fence_obj
*fence
);
863 extern void *vmw_bo_map_and_cache(struct vmw_buffer_object
*vbo
);
864 extern void vmw_bo_unmap(struct vmw_buffer_object
*vbo
);
865 extern void vmw_bo_move_notify(struct ttm_buffer_object
*bo
,
866 struct ttm_resource
*mem
);
867 extern void vmw_bo_swap_notify(struct ttm_buffer_object
*bo
);
868 extern struct vmw_buffer_object
*
869 vmw_user_bo_noref_lookup(struct ttm_object_file
*tfile
, u32 handle
);
872 * vmw_user_bo_noref_release - release a buffer object pointer looked up
875 static inline void vmw_user_bo_noref_release(void)
877 ttm_base_object_noref_release();
881 * vmw_bo_adjust_prio - Adjust the buffer object eviction priority
882 * according to attached resources
883 * @vbo: The struct vmw_buffer_object
885 static inline void vmw_bo_prio_adjust(struct vmw_buffer_object
*vbo
)
887 int i
= ARRAY_SIZE(vbo
->res_prios
);
890 if (vbo
->res_prios
[i
]) {
891 vbo
->base
.priority
= i
;
896 vbo
->base
.priority
= 3;
900 * vmw_bo_prio_add - Notify a buffer object of a newly attached resource
902 * @vbo: The struct vmw_buffer_object
903 * @prio: The resource priority
905 * After being notified, the code assigns the highest resource eviction priority
906 * to the backing buffer object (mob).
908 static inline void vmw_bo_prio_add(struct vmw_buffer_object
*vbo
, int prio
)
910 if (vbo
->res_prios
[prio
]++ == 0)
911 vmw_bo_prio_adjust(vbo
);
915 * vmw_bo_prio_del - Notify a buffer object of a resource with a certain
916 * priority being removed
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_del(struct vmw_buffer_object
*vbo
, int prio
)
925 if (--vbo
->res_prios
[prio
] == 0)
926 vmw_bo_prio_adjust(vbo
);
930 * Misc Ioctl functionality - vmwgfx_ioctl.c
933 extern int vmw_getparam_ioctl(struct drm_device
*dev
, void *data
,
934 struct drm_file
*file_priv
);
935 extern int vmw_get_cap_3d_ioctl(struct drm_device
*dev
, void *data
,
936 struct drm_file
*file_priv
);
937 extern int vmw_present_ioctl(struct drm_device
*dev
, void *data
,
938 struct drm_file
*file_priv
);
939 extern int vmw_present_readback_ioctl(struct drm_device
*dev
, void *data
,
940 struct drm_file
*file_priv
);
941 extern __poll_t
vmw_fops_poll(struct file
*filp
,
942 struct poll_table_struct
*wait
);
943 extern ssize_t
vmw_fops_read(struct file
*filp
, char __user
*buffer
,
944 size_t count
, loff_t
*offset
);
947 * Fifo utilities - vmwgfx_fifo.c
950 extern int vmw_fifo_init(struct vmw_private
*dev_priv
,
951 struct vmw_fifo_state
*fifo
);
952 extern void vmw_fifo_release(struct vmw_private
*dev_priv
,
953 struct vmw_fifo_state
*fifo
);
955 vmw_cmd_ctx_reserve(struct vmw_private
*dev_priv
, uint32_t bytes
, int ctx_id
);
956 extern void vmw_cmd_commit(struct vmw_private
*dev_priv
, uint32_t bytes
);
957 extern void vmw_cmd_commit_flush(struct vmw_private
*dev_priv
, uint32_t bytes
);
958 extern int vmw_cmd_send_fence(struct vmw_private
*dev_priv
, uint32_t *seqno
);
959 extern bool vmw_supports_3d(struct vmw_private
*dev_priv
);
960 extern void vmw_fifo_ping_host(struct vmw_private
*dev_priv
, uint32_t reason
);
961 extern bool vmw_fifo_have_pitchlock(struct vmw_private
*dev_priv
);
962 extern int vmw_cmd_emit_dummy_query(struct vmw_private
*dev_priv
,
964 extern int vmw_cmd_flush(struct vmw_private
*dev_priv
,
967 #define VMW_CMD_CTX_RESERVE(__priv, __bytes, __ctx_id) \
969 vmw_cmd_ctx_reserve(__priv, __bytes, __ctx_id) ? : ({ \
970 DRM_ERROR("FIFO reserve failed at %s for %u bytes\n", \
971 __func__, (unsigned int) __bytes); \
976 #define VMW_CMD_RESERVE(__priv, __bytes) \
977 VMW_CMD_CTX_RESERVE(__priv, __bytes, SVGA3D_INVALID_ID)
980 * TTM glue - vmwgfx_ttm_glue.c
983 extern int vmw_mmap(struct file
*filp
, struct vm_area_struct
*vma
);
985 extern void vmw_validation_mem_init_ttm(struct vmw_private
*dev_priv
,
989 * TTM buffer object driver - vmwgfx_ttm_buffer.c
992 extern const size_t vmw_tt_size
;
993 extern struct ttm_placement vmw_vram_placement
;
994 extern struct ttm_placement vmw_vram_sys_placement
;
995 extern struct ttm_placement vmw_vram_gmr_placement
;
996 extern struct ttm_placement vmw_sys_placement
;
997 extern struct ttm_placement vmw_evictable_placement
;
998 extern struct ttm_placement vmw_srf_placement
;
999 extern struct ttm_placement vmw_mob_placement
;
1000 extern struct ttm_placement vmw_nonfixed_placement
;
1001 extern struct ttm_device_funcs vmw_bo_driver
;
1002 extern const struct vmw_sg_table
*
1003 vmw_bo_sg_table(struct ttm_buffer_object
*bo
);
1004 extern int vmw_bo_create_and_populate(struct vmw_private
*dev_priv
,
1005 unsigned long bo_size
,
1006 struct ttm_buffer_object
**bo_p
);
1008 extern void vmw_piter_start(struct vmw_piter
*viter
,
1009 const struct vmw_sg_table
*vsgt
,
1010 unsigned long p_offs
);
1013 * vmw_piter_next - Advance the iterator one page.
1015 * @viter: Pointer to the iterator to advance.
1017 * Returns false if past the list of pages, true otherwise.
1019 static inline bool vmw_piter_next(struct vmw_piter
*viter
)
1021 return viter
->next(viter
);
1025 * vmw_piter_dma_addr - Return the DMA address of the current page.
1027 * @viter: Pointer to the iterator
1029 * Returns the DMA address of the page pointed to by @viter.
1031 static inline dma_addr_t
vmw_piter_dma_addr(struct vmw_piter
*viter
)
1033 return viter
->dma_address(viter
);
1037 * vmw_piter_page - Return a pointer to the current page.
1039 * @viter: Pointer to the iterator
1041 * Returns the DMA address of the page pointed to by @viter.
1043 static inline struct page
*vmw_piter_page(struct vmw_piter
*viter
)
1045 return viter
->page(viter
);
1049 * Command submission - vmwgfx_execbuf.c
1052 extern int vmw_execbuf_ioctl(struct drm_device
*dev
, void *data
,
1053 struct drm_file
*file_priv
);
1054 extern int vmw_execbuf_process(struct drm_file
*file_priv
,
1055 struct vmw_private
*dev_priv
,
1056 void __user
*user_commands
,
1057 void *kernel_commands
,
1058 uint32_t command_size
,
1059 uint64_t throttle_us
,
1060 uint32_t dx_context_handle
,
1061 struct drm_vmw_fence_rep __user
1063 struct vmw_fence_obj
**out_fence
,
1065 extern void __vmw_execbuf_release_pinned_bo(struct vmw_private
*dev_priv
,
1066 struct vmw_fence_obj
*fence
);
1067 extern void vmw_execbuf_release_pinned_bo(struct vmw_private
*dev_priv
);
1069 extern int vmw_execbuf_fence_commands(struct drm_file
*file_priv
,
1070 struct vmw_private
*dev_priv
,
1071 struct vmw_fence_obj
**p_fence
,
1072 uint32_t *p_handle
);
1073 extern void vmw_execbuf_copy_fence_user(struct vmw_private
*dev_priv
,
1074 struct vmw_fpriv
*vmw_fp
,
1076 struct drm_vmw_fence_rep __user
1078 struct vmw_fence_obj
*fence
,
1079 uint32_t fence_handle
,
1080 int32_t out_fence_fd
,
1081 struct sync_file
*sync_file
);
1082 bool vmw_cmd_describe(const void *buf
, u32
*size
, char const **cmd
);
1085 * IRQs and wating - vmwgfx_irq.c
1088 extern int vmw_wait_seqno(struct vmw_private
*dev_priv
, bool lazy
,
1089 uint32_t seqno
, bool interruptible
,
1090 unsigned long timeout
);
1091 extern int vmw_irq_install(struct drm_device
*dev
, int irq
);
1092 extern void vmw_irq_uninstall(struct drm_device
*dev
);
1093 extern bool vmw_seqno_passed(struct vmw_private
*dev_priv
,
1095 extern int vmw_fallback_wait(struct vmw_private
*dev_priv
,
1100 unsigned long timeout
);
1101 extern void vmw_update_seqno(struct vmw_private
*dev_priv
,
1102 struct vmw_fifo_state
*fifo_state
);
1103 extern void vmw_seqno_waiter_add(struct vmw_private
*dev_priv
);
1104 extern void vmw_seqno_waiter_remove(struct vmw_private
*dev_priv
);
1105 extern void vmw_goal_waiter_add(struct vmw_private
*dev_priv
);
1106 extern void vmw_goal_waiter_remove(struct vmw_private
*dev_priv
);
1107 extern void vmw_generic_waiter_add(struct vmw_private
*dev_priv
, u32 flag
,
1109 extern void vmw_generic_waiter_remove(struct vmw_private
*dev_priv
,
1110 u32 flag
, int *waiter_count
);
1114 * Kernel framebuffer - vmwgfx_fb.c
1117 int vmw_fb_init(struct vmw_private
*vmw_priv
);
1118 int vmw_fb_close(struct vmw_private
*dev_priv
);
1119 int vmw_fb_off(struct vmw_private
*vmw_priv
);
1120 int vmw_fb_on(struct vmw_private
*vmw_priv
);
1123 * Kernel modesetting - vmwgfx_kms.c
1126 int vmw_kms_init(struct vmw_private
*dev_priv
);
1127 int vmw_kms_close(struct vmw_private
*dev_priv
);
1128 int vmw_kms_cursor_bypass_ioctl(struct drm_device
*dev
, void *data
,
1129 struct drm_file
*file_priv
);
1130 void vmw_kms_cursor_post_execbuf(struct vmw_private
*dev_priv
);
1131 void vmw_kms_cursor_snoop(struct vmw_surface
*srf
,
1132 struct ttm_object_file
*tfile
,
1133 struct ttm_buffer_object
*bo
,
1134 SVGA3dCmdHeader
*header
);
1135 int vmw_kms_write_svga(struct vmw_private
*vmw_priv
,
1136 unsigned width
, unsigned height
, unsigned pitch
,
1137 unsigned bpp
, unsigned depth
);
1138 bool vmw_kms_validate_mode_vram(struct vmw_private
*dev_priv
,
1141 u32
vmw_get_vblank_counter(struct drm_crtc
*crtc
);
1142 int vmw_enable_vblank(struct drm_crtc
*crtc
);
1143 void vmw_disable_vblank(struct drm_crtc
*crtc
);
1144 int vmw_kms_present(struct vmw_private
*dev_priv
,
1145 struct drm_file
*file_priv
,
1146 struct vmw_framebuffer
*vfb
,
1147 struct vmw_surface
*surface
,
1148 uint32_t sid
, int32_t destX
, int32_t destY
,
1149 struct drm_vmw_rect
*clips
,
1150 uint32_t num_clips
);
1151 int vmw_kms_update_layout_ioctl(struct drm_device
*dev
, void *data
,
1152 struct drm_file
*file_priv
);
1153 void vmw_kms_legacy_hotspot_clear(struct vmw_private
*dev_priv
);
1154 int vmw_kms_suspend(struct drm_device
*dev
);
1155 int vmw_kms_resume(struct drm_device
*dev
);
1156 void vmw_kms_lost_device(struct drm_device
*dev
);
1158 int vmw_dumb_create(struct drm_file
*file_priv
,
1159 struct drm_device
*dev
,
1160 struct drm_mode_create_dumb
*args
);
1162 int vmw_dumb_map_offset(struct drm_file
*file_priv
,
1163 struct drm_device
*dev
, uint32_t handle
,
1165 int vmw_dumb_destroy(struct drm_file
*file_priv
,
1166 struct drm_device
*dev
,
1168 extern int vmw_resource_pin(struct vmw_resource
*res
, bool interruptible
);
1169 extern void vmw_resource_unpin(struct vmw_resource
*res
);
1170 extern enum vmw_res_type
vmw_res_type(const struct vmw_resource
*res
);
1173 * Overlay control - vmwgfx_overlay.c
1176 int vmw_overlay_init(struct vmw_private
*dev_priv
);
1177 int vmw_overlay_close(struct vmw_private
*dev_priv
);
1178 int vmw_overlay_ioctl(struct drm_device
*dev
, void *data
,
1179 struct drm_file
*file_priv
);
1180 int vmw_overlay_resume_all(struct vmw_private
*dev_priv
);
1181 int vmw_overlay_pause_all(struct vmw_private
*dev_priv
);
1182 int vmw_overlay_claim(struct vmw_private
*dev_priv
, uint32_t *out
);
1183 int vmw_overlay_unref(struct vmw_private
*dev_priv
, uint32_t stream_id
);
1184 int vmw_overlay_num_overlays(struct vmw_private
*dev_priv
);
1185 int vmw_overlay_num_free_overlays(struct vmw_private
*dev_priv
);
1191 int vmw_gmrid_man_init(struct vmw_private
*dev_priv
, int type
);
1192 void vmw_gmrid_man_fini(struct vmw_private
*dev_priv
, int type
);
1195 * Prime - vmwgfx_prime.c
1198 extern const struct dma_buf_ops vmw_prime_dmabuf_ops
;
1199 extern int vmw_prime_fd_to_handle(struct drm_device
*dev
,
1200 struct drm_file
*file_priv
,
1201 int fd
, u32
*handle
);
1202 extern int vmw_prime_handle_to_fd(struct drm_device
*dev
,
1203 struct drm_file
*file_priv
,
1204 uint32_t handle
, uint32_t flags
,
1208 * MemoryOBject management - vmwgfx_mob.c
1211 extern int vmw_mob_bind(struct vmw_private
*dev_priv
, struct vmw_mob
*mob
,
1212 const struct vmw_sg_table
*vsgt
,
1213 unsigned long num_data_pages
, int32_t mob_id
);
1214 extern void vmw_mob_unbind(struct vmw_private
*dev_priv
,
1215 struct vmw_mob
*mob
);
1216 extern void vmw_mob_destroy(struct vmw_mob
*mob
);
1217 extern struct vmw_mob
*vmw_mob_create(unsigned long data_pages
);
1218 extern int vmw_otables_setup(struct vmw_private
*dev_priv
);
1219 extern void vmw_otables_takedown(struct vmw_private
*dev_priv
);
1222 * Context management - vmwgfx_context.c
1225 extern const struct vmw_user_resource_conv
*user_context_converter
;
1227 extern int vmw_context_define_ioctl(struct drm_device
*dev
, void *data
,
1228 struct drm_file
*file_priv
);
1229 extern int vmw_extended_context_define_ioctl(struct drm_device
*dev
, void *data
,
1230 struct drm_file
*file_priv
);
1231 extern int vmw_context_destroy_ioctl(struct drm_device
*dev
, void *data
,
1232 struct drm_file
*file_priv
);
1233 extern struct list_head
*vmw_context_binding_list(struct vmw_resource
*ctx
);
1234 extern struct vmw_cmdbuf_res_manager
*
1235 vmw_context_res_man(struct vmw_resource
*ctx
);
1236 extern struct vmw_resource
*vmw_context_cotable(struct vmw_resource
*ctx
,
1237 SVGACOTableType cotable_type
);
1238 extern struct list_head
*vmw_context_binding_list(struct vmw_resource
*ctx
);
1239 struct vmw_ctx_binding_state
;
1240 extern struct vmw_ctx_binding_state
*
1241 vmw_context_binding_state(struct vmw_resource
*ctx
);
1242 extern void vmw_dx_context_scrub_cotables(struct vmw_resource
*ctx
,
1244 extern int vmw_context_bind_dx_query(struct vmw_resource
*ctx_res
,
1245 struct vmw_buffer_object
*mob
);
1246 extern struct vmw_buffer_object
*
1247 vmw_context_get_dx_query_mob(struct vmw_resource
*ctx_res
);
1251 * Surface management - vmwgfx_surface.c
1254 extern const struct vmw_user_resource_conv
*user_surface_converter
;
1256 extern int vmw_surface_destroy_ioctl(struct drm_device
*dev
, void *data
,
1257 struct drm_file
*file_priv
);
1258 extern int vmw_surface_define_ioctl(struct drm_device
*dev
, void *data
,
1259 struct drm_file
*file_priv
);
1260 extern int vmw_surface_reference_ioctl(struct drm_device
*dev
, void *data
,
1261 struct drm_file
*file_priv
);
1262 extern int vmw_gb_surface_define_ioctl(struct drm_device
*dev
, void *data
,
1263 struct drm_file
*file_priv
);
1264 extern int vmw_gb_surface_reference_ioctl(struct drm_device
*dev
, void *data
,
1265 struct drm_file
*file_priv
);
1266 int vmw_surface_gb_priv_define(struct drm_device
*dev
,
1267 uint32_t user_accounting_size
,
1268 SVGA3dSurfaceAllFlags svga3d_flags
,
1269 SVGA3dSurfaceFormat format
,
1271 uint32_t num_mip_levels
,
1272 uint32_t multisample_count
,
1273 uint32_t array_size
,
1274 struct drm_vmw_size size
,
1275 SVGA3dMSPattern multisample_pattern
,
1276 SVGA3dMSQualityLevel quality_level
,
1277 struct vmw_surface
**srf_out
);
1278 extern int vmw_gb_surface_define_ext_ioctl(struct drm_device
*dev
,
1280 struct drm_file
*file_priv
);
1281 extern int vmw_gb_surface_reference_ext_ioctl(struct drm_device
*dev
,
1283 struct drm_file
*file_priv
);
1285 int vmw_gb_surface_define(struct vmw_private
*dev_priv
,
1286 uint32_t user_accounting_size
,
1287 const struct vmw_surface_metadata
*req
,
1288 struct vmw_surface
**srf_out
);
1291 * Shader management - vmwgfx_shader.c
1294 extern const struct vmw_user_resource_conv
*user_shader_converter
;
1296 extern int vmw_shader_define_ioctl(struct drm_device
*dev
, void *data
,
1297 struct drm_file
*file_priv
);
1298 extern int vmw_shader_destroy_ioctl(struct drm_device
*dev
, void *data
,
1299 struct drm_file
*file_priv
);
1300 extern int vmw_compat_shader_add(struct vmw_private
*dev_priv
,
1301 struct vmw_cmdbuf_res_manager
*man
,
1302 u32 user_key
, const void *bytecode
,
1303 SVGA3dShaderType shader_type
,
1305 struct list_head
*list
);
1306 extern int vmw_shader_remove(struct vmw_cmdbuf_res_manager
*man
,
1307 u32 user_key
, SVGA3dShaderType shader_type
,
1308 struct list_head
*list
);
1309 extern int vmw_dx_shader_add(struct vmw_cmdbuf_res_manager
*man
,
1310 struct vmw_resource
*ctx
,
1312 SVGA3dShaderType shader_type
,
1313 struct list_head
*list
);
1314 extern void vmw_dx_shader_cotable_list_scrub(struct vmw_private
*dev_priv
,
1315 struct list_head
*list
,
1318 extern struct vmw_resource
*
1319 vmw_shader_lookup(struct vmw_cmdbuf_res_manager
*man
,
1320 u32 user_key
, SVGA3dShaderType shader_type
);
1323 * Streamoutput management
1325 struct vmw_resource
*
1326 vmw_dx_streamoutput_lookup(struct vmw_cmdbuf_res_manager
*man
,
1328 int vmw_dx_streamoutput_add(struct vmw_cmdbuf_res_manager
*man
,
1329 struct vmw_resource
*ctx
,
1330 SVGA3dStreamOutputId user_key
,
1331 struct list_head
*list
);
1332 void vmw_dx_streamoutput_set_size(struct vmw_resource
*res
, u32 size
);
1333 int vmw_dx_streamoutput_remove(struct vmw_cmdbuf_res_manager
*man
,
1334 SVGA3dStreamOutputId user_key
,
1335 struct list_head
*list
);
1336 void vmw_dx_streamoutput_cotable_list_scrub(struct vmw_private
*dev_priv
,
1337 struct list_head
*list
,
1341 * Command buffer managed resources - vmwgfx_cmdbuf_res.c
1344 extern struct vmw_cmdbuf_res_manager
*
1345 vmw_cmdbuf_res_man_create(struct vmw_private
*dev_priv
);
1346 extern void vmw_cmdbuf_res_man_destroy(struct vmw_cmdbuf_res_manager
*man
);
1347 extern size_t vmw_cmdbuf_res_man_size(void);
1348 extern struct vmw_resource
*
1349 vmw_cmdbuf_res_lookup(struct vmw_cmdbuf_res_manager
*man
,
1350 enum vmw_cmdbuf_res_type res_type
,
1352 extern void vmw_cmdbuf_res_revert(struct list_head
*list
);
1353 extern void vmw_cmdbuf_res_commit(struct list_head
*list
);
1354 extern int vmw_cmdbuf_res_add(struct vmw_cmdbuf_res_manager
*man
,
1355 enum vmw_cmdbuf_res_type res_type
,
1357 struct vmw_resource
*res
,
1358 struct list_head
*list
);
1359 extern int vmw_cmdbuf_res_remove(struct vmw_cmdbuf_res_manager
*man
,
1360 enum vmw_cmdbuf_res_type res_type
,
1362 struct list_head
*list
,
1363 struct vmw_resource
**res
);
1366 * COTable management - vmwgfx_cotable.c
1368 extern const SVGACOTableType vmw_cotable_scrub_order
[];
1369 extern struct vmw_resource
*vmw_cotable_alloc(struct vmw_private
*dev_priv
,
1370 struct vmw_resource
*ctx
,
1372 extern int vmw_cotable_notify(struct vmw_resource
*res
, int id
);
1373 extern int vmw_cotable_scrub(struct vmw_resource
*res
, bool readback
);
1374 extern void vmw_cotable_add_resource(struct vmw_resource
*ctx
,
1375 struct list_head
*head
);
1378 * Command buffer managerment vmwgfx_cmdbuf.c
1380 struct vmw_cmdbuf_man
;
1381 struct vmw_cmdbuf_header
;
1383 extern struct vmw_cmdbuf_man
*
1384 vmw_cmdbuf_man_create(struct vmw_private
*dev_priv
);
1385 extern int vmw_cmdbuf_set_pool_size(struct vmw_cmdbuf_man
*man
, size_t size
);
1386 extern void vmw_cmdbuf_remove_pool(struct vmw_cmdbuf_man
*man
);
1387 extern void vmw_cmdbuf_man_destroy(struct vmw_cmdbuf_man
*man
);
1388 extern int vmw_cmdbuf_idle(struct vmw_cmdbuf_man
*man
, bool interruptible
,
1389 unsigned long timeout
);
1390 extern void *vmw_cmdbuf_reserve(struct vmw_cmdbuf_man
*man
, size_t size
,
1391 int ctx_id
, bool interruptible
,
1392 struct vmw_cmdbuf_header
*header
);
1393 extern void vmw_cmdbuf_commit(struct vmw_cmdbuf_man
*man
, size_t size
,
1394 struct vmw_cmdbuf_header
*header
,
1396 extern void *vmw_cmdbuf_alloc(struct vmw_cmdbuf_man
*man
,
1397 size_t size
, bool interruptible
,
1398 struct vmw_cmdbuf_header
**p_header
);
1399 extern void vmw_cmdbuf_header_free(struct vmw_cmdbuf_header
*header
);
1400 extern int vmw_cmdbuf_cur_flush(struct vmw_cmdbuf_man
*man
,
1401 bool interruptible
);
1402 extern void vmw_cmdbuf_irqthread(struct vmw_cmdbuf_man
*man
);
1404 /* CPU blit utilities - vmwgfx_blit.c */
1407 * struct vmw_diff_cpy - CPU blit information structure
1409 * @rect: The output bounding box rectangle.
1410 * @line: The current line of the blit.
1411 * @line_offset: Offset of the current line segment.
1412 * @cpp: Bytes per pixel (granularity information).
1413 * @memcpy: Which memcpy function to use.
1415 struct vmw_diff_cpy
{
1416 struct drm_rect rect
;
1420 void (*do_cpy
)(struct vmw_diff_cpy
*diff
, u8
*dest
, const u8
*src
,
1424 #define VMW_CPU_BLIT_INITIALIZER { \
1425 .do_cpy = vmw_memcpy, \
1428 #define VMW_CPU_BLIT_DIFF_INITIALIZER(_cpp) { \
1431 .rect = { .x1 = INT_MAX/2, \
1437 .do_cpy = vmw_diff_memcpy, \
1440 void vmw_diff_memcpy(struct vmw_diff_cpy
*diff
, u8
*dest
, const u8
*src
,
1443 void vmw_memcpy(struct vmw_diff_cpy
*diff
, u8
*dest
, const u8
*src
, size_t n
);
1445 int vmw_bo_cpu_blit(struct ttm_buffer_object
*dst
,
1446 u32 dst_offset
, u32 dst_stride
,
1447 struct ttm_buffer_object
*src
,
1448 u32 src_offset
, u32 src_stride
,
1450 struct vmw_diff_cpy
*diff
);
1452 /* Host messaging -vmwgfx_msg.c: */
1453 int vmw_host_get_guestinfo(const char *guest_info_param
,
1454 char *buffer
, size_t *length
);
1455 int vmw_host_log(const char *log
);
1456 int vmw_msg_ioctl(struct drm_device
*dev
, void *data
,
1457 struct drm_file
*file_priv
);
1462 * VMW_DEBUG_USER - Debug output for user-space debugging.
1464 * @fmt: printf() like format string.
1466 * This macro is for logging user-space error and debugging messages for e.g.
1467 * command buffer execution errors due to malformed commands, invalid context,
1470 #define VMW_DEBUG_USER(fmt, ...) \
1471 DRM_DEBUG_DRIVER(fmt, ##__VA_ARGS__)
1473 /* Resource dirtying - vmwgfx_page_dirty.c */
1474 void vmw_bo_dirty_scan(struct vmw_buffer_object
*vbo
);
1475 int vmw_bo_dirty_add(struct vmw_buffer_object
*vbo
);
1476 void vmw_bo_dirty_transfer_to_res(struct vmw_resource
*res
);
1477 void vmw_bo_dirty_clear_res(struct vmw_resource
*res
);
1478 void vmw_bo_dirty_release(struct vmw_buffer_object
*vbo
);
1479 void vmw_bo_dirty_unmap(struct vmw_buffer_object
*vbo
,
1480 pgoff_t start
, pgoff_t end
);
1481 vm_fault_t
vmw_bo_vm_fault(struct vm_fault
*vmf
);
1482 vm_fault_t
vmw_bo_vm_mkwrite(struct vm_fault
*vmf
);
1483 #ifdef CONFIG_TRANSPARENT_HUGEPAGE
1484 vm_fault_t
vmw_bo_vm_huge_fault(struct vm_fault
*vmf
,
1485 enum page_entry_size pe_size
);
1488 /* Transparent hugepage support - vmwgfx_thp.c */
1489 #ifdef CONFIG_TRANSPARENT_HUGEPAGE
1490 extern int vmw_thp_init(struct vmw_private
*dev_priv
);
1491 void vmw_thp_fini(struct vmw_private
*dev_priv
);
1495 * VMW_DEBUG_KMS - Debug output for kernel mode-setting
1497 * This macro is for debugging vmwgfx mode-setting code.
1499 #define VMW_DEBUG_KMS(fmt, ...) \
1500 DRM_DEBUG_DRIVER(fmt, ##__VA_ARGS__)
1503 * Inline helper functions
1506 static inline void vmw_surface_unreference(struct vmw_surface
**srf
)
1508 struct vmw_surface
*tmp_srf
= *srf
;
1509 struct vmw_resource
*res
= &tmp_srf
->res
;
1512 vmw_resource_unreference(&res
);
1515 static inline struct vmw_surface
*vmw_surface_reference(struct vmw_surface
*srf
)
1517 (void) vmw_resource_reference(&srf
->res
);
1521 static inline void vmw_bo_unreference(struct vmw_buffer_object
**buf
)
1523 struct vmw_buffer_object
*tmp_buf
= *buf
;
1526 if (tmp_buf
!= NULL
)
1527 ttm_bo_put(&tmp_buf
->base
);
1530 static inline struct vmw_buffer_object
*
1531 vmw_bo_reference(struct vmw_buffer_object
*buf
)
1533 ttm_bo_get(&buf
->base
);
1537 static inline struct ttm_mem_global
*vmw_mem_glob(struct vmw_private
*dev_priv
)
1539 return &ttm_mem_glob
;
1542 static inline void vmw_fifo_resource_inc(struct vmw_private
*dev_priv
)
1544 atomic_inc(&dev_priv
->num_fifo_resources
);
1547 static inline void vmw_fifo_resource_dec(struct vmw_private
*dev_priv
)
1549 atomic_dec(&dev_priv
->num_fifo_resources
);
1553 * vmw_fifo_mem_read - Perform a MMIO read from the fifo memory
1555 * @fifo_reg: The fifo register to read from
1557 * This function is intended to be equivalent to ioread32() on
1558 * memremap'd memory, but without byteswapping.
1560 static inline u32
vmw_fifo_mem_read(struct vmw_private
*vmw
, uint32 fifo_reg
)
1562 return READ_ONCE(*(vmw
->fifo_mem
+ fifo_reg
));
1566 * vmw_fifo_mem_write - Perform a MMIO write to volatile memory
1568 * @addr: The fifo register to write to
1570 * This function is intended to be equivalent to iowrite32 on
1571 * memremap'd memory, but without byteswapping.
1573 static inline void vmw_fifo_mem_write(struct vmw_private
*vmw
, u32 fifo_reg
,
1576 WRITE_ONCE(*(vmw
->fifo_mem
+ fifo_reg
), value
);