1 /**************************************************************************
3 * Copyright © 2009 VMware, Inc., Palo Alto, CA., USA
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
21 * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
22 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
23 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
24 * USE OR OTHER DEALINGS IN THE SOFTWARE.
26 **************************************************************************/
28 #include "vmwgfx_kms.h"
31 /* Might need a hrtimer here? */
32 #define VMWGFX_PRESENT_RATE ((HZ / 60 > 0) ? HZ / 60 : 1)
35 struct vmw_clip_rect
{
40 * Clip @num_rects number of @rects against @clip storing the
41 * results in @out_rects and the number of passed rects in @out_num.
43 void vmw_clip_cliprects(struct drm_clip_rect
*rects
,
45 struct vmw_clip_rect clip
,
46 SVGASignedRect
*out_rects
,
51 for (i
= 0, k
= 0; i
< num_rects
; i
++) {
52 int x1
= max_t(int, clip
.x1
, rects
[i
].x1
);
53 int y1
= max_t(int, clip
.y1
, rects
[i
].y1
);
54 int x2
= min_t(int, clip
.x2
, rects
[i
].x2
);
55 int y2
= min_t(int, clip
.y2
, rects
[i
].y2
);
62 out_rects
[k
].left
= x1
;
63 out_rects
[k
].top
= y1
;
64 out_rects
[k
].right
= x2
;
65 out_rects
[k
].bottom
= y2
;
72 void vmw_display_unit_cleanup(struct vmw_display_unit
*du
)
74 if (du
->cursor_surface
)
75 vmw_surface_unreference(&du
->cursor_surface
);
76 if (du
->cursor_dmabuf
)
77 vmw_dmabuf_unreference(&du
->cursor_dmabuf
);
78 drm_crtc_cleanup(&du
->crtc
);
79 drm_encoder_cleanup(&du
->encoder
);
80 drm_connector_cleanup(&du
->connector
);
84 * Display Unit Cursor functions
87 int vmw_cursor_update_image(struct vmw_private
*dev_priv
,
88 u32
*image
, u32 width
, u32 height
,
89 u32 hotspotX
, u32 hotspotY
)
93 SVGAFifoCmdDefineAlphaCursor cursor
;
95 u32 image_size
= width
* height
* 4;
96 u32 cmd_size
= sizeof(*cmd
) + image_size
;
101 cmd
= vmw_fifo_reserve(dev_priv
, cmd_size
);
102 if (unlikely(cmd
== NULL
)) {
103 DRM_ERROR("Fifo reserve failed.\n");
107 memset(cmd
, 0, sizeof(*cmd
));
109 memcpy(&cmd
[1], image
, image_size
);
111 cmd
->cmd
= cpu_to_le32(SVGA_CMD_DEFINE_ALPHA_CURSOR
);
112 cmd
->cursor
.id
= cpu_to_le32(0);
113 cmd
->cursor
.width
= cpu_to_le32(width
);
114 cmd
->cursor
.height
= cpu_to_le32(height
);
115 cmd
->cursor
.hotspotX
= cpu_to_le32(hotspotX
);
116 cmd
->cursor
.hotspotY
= cpu_to_le32(hotspotY
);
118 vmw_fifo_commit(dev_priv
, cmd_size
);
123 int vmw_cursor_update_dmabuf(struct vmw_private
*dev_priv
,
124 struct vmw_dma_buffer
*dmabuf
,
125 u32 width
, u32 height
,
126 u32 hotspotX
, u32 hotspotY
)
128 struct ttm_bo_kmap_obj map
;
129 unsigned long kmap_offset
;
130 unsigned long kmap_num
;
136 kmap_num
= (width
*height
*4 + PAGE_SIZE
- 1) >> PAGE_SHIFT
;
138 ret
= ttm_bo_reserve(&dmabuf
->base
, true, false, false, 0);
139 if (unlikely(ret
!= 0)) {
140 DRM_ERROR("reserve failed\n");
144 ret
= ttm_bo_kmap(&dmabuf
->base
, kmap_offset
, kmap_num
, &map
);
145 if (unlikely(ret
!= 0))
148 virtual = ttm_kmap_obj_virtual(&map
, &dummy
);
149 ret
= vmw_cursor_update_image(dev_priv
, virtual, width
, height
,
154 ttm_bo_unreserve(&dmabuf
->base
);
160 void vmw_cursor_update_position(struct vmw_private
*dev_priv
,
161 bool show
, int x
, int y
)
163 __le32 __iomem
*fifo_mem
= dev_priv
->mmio_virt
;
166 iowrite32(show
? 1 : 0, fifo_mem
+ SVGA_FIFO_CURSOR_ON
);
167 iowrite32(x
, fifo_mem
+ SVGA_FIFO_CURSOR_X
);
168 iowrite32(y
, fifo_mem
+ SVGA_FIFO_CURSOR_Y
);
169 count
= ioread32(fifo_mem
+ SVGA_FIFO_CURSOR_COUNT
);
170 iowrite32(++count
, fifo_mem
+ SVGA_FIFO_CURSOR_COUNT
);
173 int vmw_du_crtc_cursor_set(struct drm_crtc
*crtc
, struct drm_file
*file_priv
,
174 uint32_t handle
, uint32_t width
, uint32_t height
)
176 struct vmw_private
*dev_priv
= vmw_priv(crtc
->dev
);
177 struct ttm_object_file
*tfile
= vmw_fpriv(file_priv
)->tfile
;
178 struct vmw_display_unit
*du
= vmw_crtc_to_du(crtc
);
179 struct vmw_surface
*surface
= NULL
;
180 struct vmw_dma_buffer
*dmabuf
= NULL
;
183 /* A lot of the code assumes this */
184 if (handle
&& (width
!= 64 || height
!= 64))
188 ret
= vmw_user_lookup_handle(dev_priv
, tfile
,
189 handle
, &surface
, &dmabuf
);
191 DRM_ERROR("failed to find surface or dmabuf: %i\n", ret
);
196 /* need to do this before taking down old image */
197 if (surface
&& !surface
->snooper
.image
) {
198 DRM_ERROR("surface not suitable for cursor\n");
199 vmw_surface_unreference(&surface
);
203 /* takedown old cursor */
204 if (du
->cursor_surface
) {
205 du
->cursor_surface
->snooper
.crtc
= NULL
;
206 vmw_surface_unreference(&du
->cursor_surface
);
208 if (du
->cursor_dmabuf
)
209 vmw_dmabuf_unreference(&du
->cursor_dmabuf
);
211 /* setup new image */
213 /* vmw_user_surface_lookup takes one reference */
214 du
->cursor_surface
= surface
;
216 du
->cursor_surface
->snooper
.crtc
= crtc
;
217 du
->cursor_age
= du
->cursor_surface
->snooper
.age
;
218 vmw_cursor_update_image(dev_priv
, surface
->snooper
.image
,
219 64, 64, du
->hotspot_x
, du
->hotspot_y
);
221 /* vmw_user_surface_lookup takes one reference */
222 du
->cursor_dmabuf
= dmabuf
;
224 ret
= vmw_cursor_update_dmabuf(dev_priv
, dmabuf
, width
, height
,
225 du
->hotspot_x
, du
->hotspot_y
);
227 vmw_cursor_update_position(dev_priv
, false, 0, 0);
231 vmw_cursor_update_position(dev_priv
, true,
232 du
->cursor_x
+ du
->hotspot_x
,
233 du
->cursor_y
+ du
->hotspot_y
);
238 int vmw_du_crtc_cursor_move(struct drm_crtc
*crtc
, int x
, int y
)
240 struct vmw_private
*dev_priv
= vmw_priv(crtc
->dev
);
241 struct vmw_display_unit
*du
= vmw_crtc_to_du(crtc
);
242 bool shown
= du
->cursor_surface
|| du
->cursor_dmabuf
? true : false;
244 du
->cursor_x
= x
+ crtc
->x
;
245 du
->cursor_y
= y
+ crtc
->y
;
247 vmw_cursor_update_position(dev_priv
, shown
,
248 du
->cursor_x
+ du
->hotspot_x
,
249 du
->cursor_y
+ du
->hotspot_y
);
254 void vmw_kms_cursor_snoop(struct vmw_surface
*srf
,
255 struct ttm_object_file
*tfile
,
256 struct ttm_buffer_object
*bo
,
257 SVGA3dCmdHeader
*header
)
259 struct ttm_bo_kmap_obj map
;
260 unsigned long kmap_offset
;
261 unsigned long kmap_num
;
267 SVGA3dCmdHeader header
;
268 SVGA3dCmdSurfaceDMA dma
;
272 cmd
= container_of(header
, struct vmw_dma_cmd
, header
);
274 /* No snooper installed */
275 if (!srf
->snooper
.image
)
278 if (cmd
->dma
.host
.face
!= 0 || cmd
->dma
.host
.mipmap
!= 0) {
279 DRM_ERROR("face and mipmap for cursors should never != 0\n");
283 if (cmd
->header
.size
< 64) {
284 DRM_ERROR("at least one full copy box must be given\n");
288 box
= (SVGA3dCopyBox
*)&cmd
[1];
289 box_count
= (cmd
->header
.size
- sizeof(SVGA3dCmdSurfaceDMA
)) /
290 sizeof(SVGA3dCopyBox
);
292 if (cmd
->dma
.guest
.ptr
.offset
% PAGE_SIZE
||
293 box
->x
!= 0 || box
->y
!= 0 || box
->z
!= 0 ||
294 box
->srcx
!= 0 || box
->srcy
!= 0 || box
->srcz
!= 0 ||
295 box
->d
!= 1 || box_count
!= 1) {
296 /* TODO handle none page aligned offsets */
297 /* TODO handle more dst & src != 0 */
298 /* TODO handle more then one copy */
299 DRM_ERROR("Cant snoop dma request for cursor!\n");
300 DRM_ERROR("(%u, %u, %u) (%u, %u, %u) (%ux%ux%u) %u %u\n",
301 box
->srcx
, box
->srcy
, box
->srcz
,
302 box
->x
, box
->y
, box
->z
,
303 box
->w
, box
->h
, box
->d
, box_count
,
304 cmd
->dma
.guest
.ptr
.offset
);
308 kmap_offset
= cmd
->dma
.guest
.ptr
.offset
>> PAGE_SHIFT
;
309 kmap_num
= (64*64*4) >> PAGE_SHIFT
;
311 ret
= ttm_bo_reserve(bo
, true, false, false, 0);
312 if (unlikely(ret
!= 0)) {
313 DRM_ERROR("reserve failed\n");
317 ret
= ttm_bo_kmap(bo
, kmap_offset
, kmap_num
, &map
);
318 if (unlikely(ret
!= 0))
321 virtual = ttm_kmap_obj_virtual(&map
, &dummy
);
323 if (box
->w
== 64 && cmd
->dma
.guest
.pitch
== 64*4) {
324 memcpy(srf
->snooper
.image
, virtual, 64*64*4);
326 /* Image is unsigned pointer. */
327 for (i
= 0; i
< box
->h
; i
++)
328 memcpy(srf
->snooper
.image
+ i
* 64,
329 virtual + i
* cmd
->dma
.guest
.pitch
,
335 /* we can't call this function from this function since execbuf has
336 * reserved fifo space.
338 * if (srf->snooper.crtc)
339 * vmw_ldu_crtc_cursor_update_image(dev_priv,
340 * srf->snooper.image, 64, 64,
341 * du->hotspot_x, du->hotspot_y);
346 ttm_bo_unreserve(bo
);
349 void vmw_kms_cursor_post_execbuf(struct vmw_private
*dev_priv
)
351 struct drm_device
*dev
= dev_priv
->dev
;
352 struct vmw_display_unit
*du
;
353 struct drm_crtc
*crtc
;
355 mutex_lock(&dev
->mode_config
.mutex
);
357 list_for_each_entry(crtc
, &dev
->mode_config
.crtc_list
, head
) {
358 du
= vmw_crtc_to_du(crtc
);
359 if (!du
->cursor_surface
||
360 du
->cursor_age
== du
->cursor_surface
->snooper
.age
)
363 du
->cursor_age
= du
->cursor_surface
->snooper
.age
;
364 vmw_cursor_update_image(dev_priv
,
365 du
->cursor_surface
->snooper
.image
,
366 64, 64, du
->hotspot_x
, du
->hotspot_y
);
369 mutex_unlock(&dev
->mode_config
.mutex
);
373 * Generic framebuffer code
376 int vmw_framebuffer_create_handle(struct drm_framebuffer
*fb
,
377 struct drm_file
*file_priv
,
378 unsigned int *handle
)
387 * Surface framebuffer code
390 #define vmw_framebuffer_to_vfbs(x) \
391 container_of(x, struct vmw_framebuffer_surface, base.base)
393 struct vmw_framebuffer_surface
{
394 struct vmw_framebuffer base
;
395 struct vmw_surface
*surface
;
396 struct vmw_dma_buffer
*buffer
;
397 struct list_head head
;
398 struct drm_master
*master
;
401 void vmw_framebuffer_surface_destroy(struct drm_framebuffer
*framebuffer
)
403 struct vmw_framebuffer_surface
*vfbs
=
404 vmw_framebuffer_to_vfbs(framebuffer
);
405 struct vmw_master
*vmaster
= vmw_master(vfbs
->master
);
408 mutex_lock(&vmaster
->fb_surf_mutex
);
409 list_del(&vfbs
->head
);
410 mutex_unlock(&vmaster
->fb_surf_mutex
);
412 drm_master_put(&vfbs
->master
);
413 drm_framebuffer_cleanup(framebuffer
);
414 vmw_surface_unreference(&vfbs
->surface
);
415 ttm_base_object_unref(&vfbs
->base
.user_obj
);
420 static int do_surface_dirty_sou(struct vmw_private
*dev_priv
,
421 struct drm_file
*file_priv
,
422 struct vmw_framebuffer
*framebuffer
,
423 unsigned flags
, unsigned color
,
424 struct drm_clip_rect
*clips
,
425 unsigned num_clips
, int inc
)
427 struct vmw_display_unit
*units
[VMWGFX_NUM_DISPLAY_UNITS
];
428 struct drm_clip_rect
*clips_ptr
;
429 struct drm_clip_rect
*tmp
;
430 struct drm_crtc
*crtc
;
433 int ret
= 0; /* silence warning */
434 int left
, right
, top
, bottom
;
437 SVGA3dCmdHeader header
;
438 SVGA3dCmdBlitSurfaceToScreen body
;
440 SVGASignedRect
*blits
;
443 list_for_each_entry(crtc
, &dev_priv
->dev
->mode_config
.crtc_list
,
445 if (crtc
->fb
!= &framebuffer
->base
)
447 units
[num_units
++] = vmw_crtc_to_du(crtc
);
450 BUG_ON(!clips
|| !num_clips
);
452 tmp
= kzalloc(sizeof(*tmp
) * num_clips
, GFP_KERNEL
);
453 if (unlikely(tmp
== NULL
)) {
454 DRM_ERROR("Temporary cliprect memory alloc failed.\n");
458 fifo_size
= sizeof(*cmd
) + sizeof(SVGASignedRect
) * num_clips
;
459 cmd
= kzalloc(fifo_size
, GFP_KERNEL
);
460 if (unlikely(cmd
== NULL
)) {
461 DRM_ERROR("Temporary fifo memory alloc failed.\n");
466 /* setup blits pointer */
467 blits
= (SVGASignedRect
*)&cmd
[1];
469 /* initial clip region */
475 /* skip the first clip rect */
476 for (i
= 1, clips_ptr
= clips
+ inc
;
477 i
< num_clips
; i
++, clips_ptr
+= inc
) {
478 left
= min_t(int, left
, (int)clips_ptr
->x1
);
479 right
= max_t(int, right
, (int)clips_ptr
->x2
);
480 top
= min_t(int, top
, (int)clips_ptr
->y1
);
481 bottom
= max_t(int, bottom
, (int)clips_ptr
->y2
);
484 /* only need to do this once */
485 memset(cmd
, 0, fifo_size
);
486 cmd
->header
.id
= cpu_to_le32(SVGA_3D_CMD_BLIT_SURFACE_TO_SCREEN
);
487 cmd
->header
.size
= cpu_to_le32(fifo_size
- sizeof(cmd
->header
));
489 cmd
->body
.srcRect
.left
= left
;
490 cmd
->body
.srcRect
.right
= right
;
491 cmd
->body
.srcRect
.top
= top
;
492 cmd
->body
.srcRect
.bottom
= bottom
;
495 for (i
= 0; i
< num_clips
; i
++, clips_ptr
+= inc
) {
496 tmp
[i
].x1
= clips_ptr
->x1
- left
;
497 tmp
[i
].x2
= clips_ptr
->x2
- left
;
498 tmp
[i
].y1
= clips_ptr
->y1
- top
;
499 tmp
[i
].y2
= clips_ptr
->y2
- top
;
502 /* do per unit writing, reuse fifo for each */
503 for (i
= 0; i
< num_units
; i
++) {
504 struct vmw_display_unit
*unit
= units
[i
];
505 struct vmw_clip_rect clip
;
508 clip
.x1
= left
- unit
->crtc
.x
;
509 clip
.y1
= top
- unit
->crtc
.y
;
510 clip
.x2
= right
- unit
->crtc
.x
;
511 clip
.y2
= bottom
- unit
->crtc
.y
;
513 /* skip any crtcs that misses the clip region */
514 if (clip
.x1
>= unit
->crtc
.mode
.hdisplay
||
515 clip
.y1
>= unit
->crtc
.mode
.vdisplay
||
516 clip
.x2
<= 0 || clip
.y2
<= 0)
520 * In order for the clip rects to be correctly scaled
521 * the src and dest rects needs to be the same size.
523 cmd
->body
.destRect
.left
= clip
.x1
;
524 cmd
->body
.destRect
.right
= clip
.x2
;
525 cmd
->body
.destRect
.top
= clip
.y1
;
526 cmd
->body
.destRect
.bottom
= clip
.y2
;
528 /* create a clip rect of the crtc in dest coords */
529 clip
.x2
= unit
->crtc
.mode
.hdisplay
- clip
.x1
;
530 clip
.y2
= unit
->crtc
.mode
.vdisplay
- clip
.y1
;
531 clip
.x1
= 0 - clip
.x1
;
532 clip
.y1
= 0 - clip
.y1
;
534 /* need to reset sid as it is changed by execbuf */
535 cmd
->body
.srcImage
.sid
= cpu_to_le32(framebuffer
->user_handle
);
536 cmd
->body
.destScreenId
= unit
->unit
;
538 /* clip and write blits to cmd stream */
539 vmw_clip_cliprects(tmp
, num_clips
, clip
, blits
, &num
);
541 /* if no cliprects hit skip this */
546 /* recalculate package length */
547 fifo_size
= sizeof(*cmd
) + sizeof(SVGASignedRect
) * num
;
548 cmd
->header
.size
= cpu_to_le32(fifo_size
- sizeof(cmd
->header
));
549 ret
= vmw_execbuf_process(file_priv
, dev_priv
, NULL
, cmd
,
552 if (unlikely(ret
!= 0))
564 int vmw_framebuffer_surface_dirty(struct drm_framebuffer
*framebuffer
,
565 struct drm_file
*file_priv
,
566 unsigned flags
, unsigned color
,
567 struct drm_clip_rect
*clips
,
570 struct vmw_private
*dev_priv
= vmw_priv(framebuffer
->dev
);
571 struct vmw_master
*vmaster
= vmw_master(file_priv
->master
);
572 struct vmw_framebuffer_surface
*vfbs
=
573 vmw_framebuffer_to_vfbs(framebuffer
);
574 struct drm_clip_rect norect
;
577 if (unlikely(vfbs
->master
!= file_priv
->master
))
580 /* Require ScreenObject support for 3D */
581 if (!dev_priv
->sou_priv
)
584 ret
= ttm_read_lock(&vmaster
->lock
, true);
585 if (unlikely(ret
!= 0))
591 norect
.x1
= norect
.y1
= 0;
592 norect
.x2
= framebuffer
->width
;
593 norect
.y2
= framebuffer
->height
;
594 } else if (flags
& DRM_MODE_FB_DIRTY_ANNOTATE_COPY
) {
596 inc
= 2; /* skip source rects */
599 ret
= do_surface_dirty_sou(dev_priv
, file_priv
, &vfbs
->base
,
601 clips
, num_clips
, inc
);
603 ttm_read_unlock(&vmaster
->lock
);
607 static struct drm_framebuffer_funcs vmw_framebuffer_surface_funcs
= {
608 .destroy
= vmw_framebuffer_surface_destroy
,
609 .dirty
= vmw_framebuffer_surface_dirty
,
610 .create_handle
= vmw_framebuffer_create_handle
,
613 static int vmw_kms_new_framebuffer_surface(struct vmw_private
*dev_priv
,
614 struct drm_file
*file_priv
,
615 struct vmw_surface
*surface
,
616 struct vmw_framebuffer
**out
,
617 const struct drm_mode_fb_cmd
621 struct drm_device
*dev
= dev_priv
->dev
;
622 struct vmw_framebuffer_surface
*vfbs
;
623 enum SVGA3dSurfaceFormat format
;
624 struct vmw_master
*vmaster
= vmw_master(file_priv
->master
);
627 /* 3D is only supported on HWv8 hosts which supports screen objects */
628 if (!dev_priv
->sou_priv
)
635 /* Surface must be marked as a scanout. */
636 if (unlikely(!surface
->scanout
))
639 if (unlikely(surface
->mip_levels
[0] != 1 ||
640 surface
->num_sizes
!= 1 ||
641 surface
->sizes
[0].width
< mode_cmd
->width
||
642 surface
->sizes
[0].height
< mode_cmd
->height
||
643 surface
->sizes
[0].depth
!= 1)) {
644 DRM_ERROR("Incompatible surface dimensions "
645 "for requested mode.\n");
649 switch (mode_cmd
->depth
) {
651 format
= SVGA3D_A8R8G8B8
;
654 format
= SVGA3D_X8R8G8B8
;
657 format
= SVGA3D_R5G6B5
;
660 format
= SVGA3D_A1R5G5B5
;
663 format
= SVGA3D_LUMINANCE8
;
666 DRM_ERROR("Invalid color depth: %d\n", mode_cmd
->depth
);
670 if (unlikely(format
!= surface
->format
)) {
671 DRM_ERROR("Invalid surface format for requested mode.\n");
675 vfbs
= kzalloc(sizeof(*vfbs
), GFP_KERNEL
);
681 ret
= drm_framebuffer_init(dev
, &vfbs
->base
.base
,
682 &vmw_framebuffer_surface_funcs
);
686 if (!vmw_surface_reference(surface
)) {
687 DRM_ERROR("failed to reference surface %p\n", surface
);
691 /* XXX get the first 3 from the surface info */
692 vfbs
->base
.base
.bits_per_pixel
= mode_cmd
->bpp
;
693 vfbs
->base
.base
.pitch
= mode_cmd
->pitch
;
694 vfbs
->base
.base
.depth
= mode_cmd
->depth
;
695 vfbs
->base
.base
.width
= mode_cmd
->width
;
696 vfbs
->base
.base
.height
= mode_cmd
->height
;
697 vfbs
->surface
= surface
;
698 vfbs
->base
.user_handle
= mode_cmd
->handle
;
699 vfbs
->master
= drm_master_get(file_priv
->master
);
701 mutex_lock(&vmaster
->fb_surf_mutex
);
702 list_add_tail(&vfbs
->head
, &vmaster
->fb_surf
);
703 mutex_unlock(&vmaster
->fb_surf_mutex
);
710 drm_framebuffer_cleanup(&vfbs
->base
.base
);
718 * Dmabuf framebuffer code
721 #define vmw_framebuffer_to_vfbd(x) \
722 container_of(x, struct vmw_framebuffer_dmabuf, base.base)
724 struct vmw_framebuffer_dmabuf
{
725 struct vmw_framebuffer base
;
726 struct vmw_dma_buffer
*buffer
;
729 void vmw_framebuffer_dmabuf_destroy(struct drm_framebuffer
*framebuffer
)
731 struct vmw_framebuffer_dmabuf
*vfbd
=
732 vmw_framebuffer_to_vfbd(framebuffer
);
734 drm_framebuffer_cleanup(framebuffer
);
735 vmw_dmabuf_unreference(&vfbd
->buffer
);
736 ttm_base_object_unref(&vfbd
->base
.user_obj
);
741 static int do_dmabuf_dirty_ldu(struct vmw_private
*dev_priv
,
742 struct vmw_framebuffer
*framebuffer
,
743 unsigned flags
, unsigned color
,
744 struct drm_clip_rect
*clips
,
745 unsigned num_clips
, int increment
)
752 SVGAFifoCmdUpdate body
;
755 fifo_size
= sizeof(*cmd
) * num_clips
;
756 cmd
= vmw_fifo_reserve(dev_priv
, fifo_size
);
757 if (unlikely(cmd
== NULL
)) {
758 DRM_ERROR("Fifo reserve failed.\n");
762 memset(cmd
, 0, fifo_size
);
763 for (i
= 0; i
< num_clips
; i
++, clips
+= increment
) {
764 cmd
[i
].header
= cpu_to_le32(SVGA_CMD_UPDATE
);
765 cmd
[i
].body
.x
= cpu_to_le32(clips
->x1
);
766 cmd
[i
].body
.y
= cpu_to_le32(clips
->y1
);
767 cmd
[i
].body
.width
= cpu_to_le32(clips
->x2
- clips
->x1
);
768 cmd
[i
].body
.height
= cpu_to_le32(clips
->y2
- clips
->y1
);
771 vmw_fifo_commit(dev_priv
, fifo_size
);
775 static int do_dmabuf_define_gmrfb(struct drm_file
*file_priv
,
776 struct vmw_private
*dev_priv
,
777 struct vmw_framebuffer
*framebuffer
)
779 int depth
= framebuffer
->base
.depth
;
785 SVGAFifoCmdDefineGMRFB body
;
788 /* Emulate RGBA support, contrary to svga_reg.h this is not
789 * supported by hosts. This is only a problem if we are reading
790 * this value later and expecting what we uploaded back.
795 fifo_size
= sizeof(*cmd
);
796 cmd
= kmalloc(fifo_size
, GFP_KERNEL
);
797 if (unlikely(cmd
== NULL
)) {
798 DRM_ERROR("Failed to allocate temporary cmd buffer.\n");
802 memset(cmd
, 0, fifo_size
);
803 cmd
->header
= SVGA_CMD_DEFINE_GMRFB
;
804 cmd
->body
.format
.bitsPerPixel
= framebuffer
->base
.bits_per_pixel
;
805 cmd
->body
.format
.colorDepth
= depth
;
806 cmd
->body
.format
.reserved
= 0;
807 cmd
->body
.bytesPerLine
= framebuffer
->base
.pitch
;
808 cmd
->body
.ptr
.gmrId
= framebuffer
->user_handle
;
809 cmd
->body
.ptr
.offset
= 0;
811 ret
= vmw_execbuf_process(file_priv
, dev_priv
, NULL
, cmd
,
819 static int do_dmabuf_dirty_sou(struct drm_file
*file_priv
,
820 struct vmw_private
*dev_priv
,
821 struct vmw_framebuffer
*framebuffer
,
822 unsigned flags
, unsigned color
,
823 struct drm_clip_rect
*clips
,
824 unsigned num_clips
, int increment
)
826 struct vmw_display_unit
*units
[VMWGFX_NUM_DISPLAY_UNITS
];
827 struct drm_clip_rect
*clips_ptr
;
828 int i
, k
, num_units
, ret
;
829 struct drm_crtc
*crtc
;
834 SVGAFifoCmdBlitGMRFBToScreen body
;
837 ret
= do_dmabuf_define_gmrfb(file_priv
, dev_priv
, framebuffer
);
838 if (unlikely(ret
!= 0))
839 return ret
; /* define_gmrfb prints warnings */
841 fifo_size
= sizeof(*blits
) * num_clips
;
842 blits
= kmalloc(fifo_size
, GFP_KERNEL
);
843 if (unlikely(blits
== NULL
)) {
844 DRM_ERROR("Failed to allocate temporary cmd buffer.\n");
849 list_for_each_entry(crtc
, &dev_priv
->dev
->mode_config
.crtc_list
, head
) {
850 if (crtc
->fb
!= &framebuffer
->base
)
852 units
[num_units
++] = vmw_crtc_to_du(crtc
);
855 for (k
= 0; k
< num_units
; k
++) {
856 struct vmw_display_unit
*unit
= units
[k
];
860 for (i
= 0; i
< num_clips
; i
++, clips_ptr
+= increment
) {
861 int clip_x1
= clips_ptr
->x1
- unit
->crtc
.x
;
862 int clip_y1
= clips_ptr
->y1
- unit
->crtc
.y
;
863 int clip_x2
= clips_ptr
->x2
- unit
->crtc
.x
;
864 int clip_y2
= clips_ptr
->y2
- unit
->crtc
.y
;
867 /* skip any crtcs that misses the clip region */
868 if (clip_x1
>= unit
->crtc
.mode
.hdisplay
||
869 clip_y1
>= unit
->crtc
.mode
.vdisplay
||
870 clip_x2
<= 0 || clip_y2
<= 0)
873 /* clip size to crtc size */
874 clip_x2
= min_t(int, clip_x2
, unit
->crtc
.mode
.hdisplay
);
875 clip_y2
= min_t(int, clip_y2
, unit
->crtc
.mode
.vdisplay
);
877 /* translate both src and dest to bring clip into screen */
878 move_x
= min_t(int, clip_x1
, 0);
879 move_y
= min_t(int, clip_y1
, 0);
881 /* actual translate done here */
882 blits
[hit_num
].header
= SVGA_CMD_BLIT_GMRFB_TO_SCREEN
;
883 blits
[hit_num
].body
.destScreenId
= unit
->unit
;
884 blits
[hit_num
].body
.srcOrigin
.x
= clips_ptr
->x1
- move_x
;
885 blits
[hit_num
].body
.srcOrigin
.y
= clips_ptr
->y1
- move_y
;
886 blits
[hit_num
].body
.destRect
.left
= clip_x1
- move_x
;
887 blits
[hit_num
].body
.destRect
.top
= clip_y1
- move_y
;
888 blits
[hit_num
].body
.destRect
.right
= clip_x2
;
889 blits
[hit_num
].body
.destRect
.bottom
= clip_y2
;
893 /* no clips hit the crtc */
897 fifo_size
= sizeof(*blits
) * hit_num
;
898 ret
= vmw_execbuf_process(file_priv
, dev_priv
, NULL
, blits
,
901 if (unlikely(ret
!= 0))
910 int vmw_framebuffer_dmabuf_dirty(struct drm_framebuffer
*framebuffer
,
911 struct drm_file
*file_priv
,
912 unsigned flags
, unsigned color
,
913 struct drm_clip_rect
*clips
,
916 struct vmw_private
*dev_priv
= vmw_priv(framebuffer
->dev
);
917 struct vmw_master
*vmaster
= vmw_master(file_priv
->master
);
918 struct vmw_framebuffer_dmabuf
*vfbd
=
919 vmw_framebuffer_to_vfbd(framebuffer
);
920 struct drm_clip_rect norect
;
921 int ret
, increment
= 1;
923 ret
= ttm_read_lock(&vmaster
->lock
, true);
924 if (unlikely(ret
!= 0))
930 norect
.x1
= norect
.y1
= 0;
931 norect
.x2
= framebuffer
->width
;
932 norect
.y2
= framebuffer
->height
;
933 } else if (flags
& DRM_MODE_FB_DIRTY_ANNOTATE_COPY
) {
938 if (dev_priv
->ldu_priv
) {
939 ret
= do_dmabuf_dirty_ldu(dev_priv
, &vfbd
->base
,
941 clips
, num_clips
, increment
);
943 ret
= do_dmabuf_dirty_sou(file_priv
, dev_priv
, &vfbd
->base
,
945 clips
, num_clips
, increment
);
948 ttm_read_unlock(&vmaster
->lock
);
952 static struct drm_framebuffer_funcs vmw_framebuffer_dmabuf_funcs
= {
953 .destroy
= vmw_framebuffer_dmabuf_destroy
,
954 .dirty
= vmw_framebuffer_dmabuf_dirty
,
955 .create_handle
= vmw_framebuffer_create_handle
,
959 * Pin the dmabuffer to the start of vram.
961 static int vmw_framebuffer_dmabuf_pin(struct vmw_framebuffer
*vfb
)
963 struct vmw_private
*dev_priv
= vmw_priv(vfb
->base
.dev
);
964 struct vmw_framebuffer_dmabuf
*vfbd
=
965 vmw_framebuffer_to_vfbd(&vfb
->base
);
968 /* This code should not be used with screen objects */
969 BUG_ON(dev_priv
->sou_priv
);
971 vmw_overlay_pause_all(dev_priv
);
973 ret
= vmw_dmabuf_to_start_of_vram(dev_priv
, vfbd
->buffer
, true, false);
975 vmw_overlay_resume_all(dev_priv
);
982 static int vmw_framebuffer_dmabuf_unpin(struct vmw_framebuffer
*vfb
)
984 struct vmw_private
*dev_priv
= vmw_priv(vfb
->base
.dev
);
985 struct vmw_framebuffer_dmabuf
*vfbd
=
986 vmw_framebuffer_to_vfbd(&vfb
->base
);
989 WARN_ON(!vfbd
->buffer
);
993 return vmw_dmabuf_unpin(dev_priv
, vfbd
->buffer
, false);
996 static int vmw_kms_new_framebuffer_dmabuf(struct vmw_private
*dev_priv
,
997 struct vmw_dma_buffer
*dmabuf
,
998 struct vmw_framebuffer
**out
,
999 const struct drm_mode_fb_cmd
1003 struct drm_device
*dev
= dev_priv
->dev
;
1004 struct vmw_framebuffer_dmabuf
*vfbd
;
1005 unsigned int requested_size
;
1008 requested_size
= mode_cmd
->height
* mode_cmd
->pitch
;
1009 if (unlikely(requested_size
> dmabuf
->base
.num_pages
* PAGE_SIZE
)) {
1010 DRM_ERROR("Screen buffer object size is too small "
1011 "for requested mode.\n");
1015 /* Limited framebuffer color depth support for screen objects */
1016 if (dev_priv
->sou_priv
) {
1017 switch (mode_cmd
->depth
) {
1020 /* Only support 32 bpp for 32 and 24 depth fbs */
1021 if (mode_cmd
->bpp
== 32)
1024 DRM_ERROR("Invalid color depth/bbp: %d %d\n",
1025 mode_cmd
->depth
, mode_cmd
->bpp
);
1029 /* Only support 16 bpp for 16 and 15 depth fbs */
1030 if (mode_cmd
->bpp
== 16)
1033 DRM_ERROR("Invalid color depth/bbp: %d %d\n",
1034 mode_cmd
->depth
, mode_cmd
->bpp
);
1037 DRM_ERROR("Invalid color depth: %d\n", mode_cmd
->depth
);
1042 vfbd
= kzalloc(sizeof(*vfbd
), GFP_KERNEL
);
1048 ret
= drm_framebuffer_init(dev
, &vfbd
->base
.base
,
1049 &vmw_framebuffer_dmabuf_funcs
);
1053 if (!vmw_dmabuf_reference(dmabuf
)) {
1054 DRM_ERROR("failed to reference dmabuf %p\n", dmabuf
);
1058 vfbd
->base
.base
.bits_per_pixel
= mode_cmd
->bpp
;
1059 vfbd
->base
.base
.pitch
= mode_cmd
->pitch
;
1060 vfbd
->base
.base
.depth
= mode_cmd
->depth
;
1061 vfbd
->base
.base
.width
= mode_cmd
->width
;
1062 vfbd
->base
.base
.height
= mode_cmd
->height
;
1063 if (!dev_priv
->sou_priv
) {
1064 vfbd
->base
.pin
= vmw_framebuffer_dmabuf_pin
;
1065 vfbd
->base
.unpin
= vmw_framebuffer_dmabuf_unpin
;
1067 vfbd
->base
.dmabuf
= true;
1068 vfbd
->buffer
= dmabuf
;
1069 vfbd
->base
.user_handle
= mode_cmd
->handle
;
1075 drm_framebuffer_cleanup(&vfbd
->base
.base
);
1083 * Generic Kernel modesetting functions
1086 static struct drm_framebuffer
*vmw_kms_fb_create(struct drm_device
*dev
,
1087 struct drm_file
*file_priv
,
1088 struct drm_mode_fb_cmd
*mode_cmd
)
1090 struct vmw_private
*dev_priv
= vmw_priv(dev
);
1091 struct ttm_object_file
*tfile
= vmw_fpriv(file_priv
)->tfile
;
1092 struct vmw_framebuffer
*vfb
= NULL
;
1093 struct vmw_surface
*surface
= NULL
;
1094 struct vmw_dma_buffer
*bo
= NULL
;
1095 struct ttm_base_object
*user_obj
;
1100 * This code should be conditioned on Screen Objects not being used.
1101 * If screen objects are used, we can allocate a GMR to hold the
1102 * requested framebuffer.
1105 required_size
= mode_cmd
->pitch
* mode_cmd
->height
;
1106 if (unlikely(required_size
> (u64
) dev_priv
->vram_size
)) {
1107 DRM_ERROR("VRAM size is too small for requested mode.\n");
1108 return ERR_PTR(-ENOMEM
);
1112 * Take a reference on the user object of the resource
1113 * backing the kms fb. This ensures that user-space handle
1114 * lookups on that resource will always work as long as
1115 * it's registered with a kms framebuffer. This is important,
1116 * since vmw_execbuf_process identifies resources in the
1117 * command stream using user-space handles.
1120 user_obj
= ttm_base_object_lookup(tfile
, mode_cmd
->handle
);
1121 if (unlikely(user_obj
== NULL
)) {
1122 DRM_ERROR("Could not locate requested kms frame buffer.\n");
1123 return ERR_PTR(-ENOENT
);
1126 /* returns either a dmabuf or surface */
1127 ret
= vmw_user_lookup_handle(dev_priv
, tfile
,
1133 /* Create the new framebuffer depending one what we got back */
1135 ret
= vmw_kms_new_framebuffer_dmabuf(dev_priv
, bo
, &vfb
,
1138 ret
= vmw_kms_new_framebuffer_surface(dev_priv
, file_priv
,
1139 surface
, &vfb
, mode_cmd
);
1144 /* vmw_user_lookup_handle takes one ref so does new_fb */
1146 vmw_dmabuf_unreference(&bo
);
1148 vmw_surface_unreference(&surface
);
1151 DRM_ERROR("failed to create vmw_framebuffer: %i\n", ret
);
1152 ttm_base_object_unref(&user_obj
);
1153 return ERR_PTR(ret
);
1155 vfb
->user_obj
= user_obj
;
1160 static struct drm_mode_config_funcs vmw_kms_funcs
= {
1161 .fb_create
= vmw_kms_fb_create
,
1164 int vmw_kms_present(struct vmw_private
*dev_priv
,
1165 struct drm_file
*file_priv
,
1166 struct vmw_framebuffer
*vfb
,
1167 struct vmw_surface
*surface
,
1169 int32_t destX
, int32_t destY
,
1170 struct drm_vmw_rect
*clips
,
1173 struct vmw_display_unit
*units
[VMWGFX_NUM_DISPLAY_UNITS
];
1174 struct drm_clip_rect
*tmp
;
1175 struct drm_crtc
*crtc
;
1177 int i
, k
, num_units
;
1178 int ret
= 0; /* silence warning */
1179 int left
, right
, top
, bottom
;
1182 SVGA3dCmdHeader header
;
1183 SVGA3dCmdBlitSurfaceToScreen body
;
1185 SVGASignedRect
*blits
;
1188 list_for_each_entry(crtc
, &dev_priv
->dev
->mode_config
.crtc_list
, head
) {
1189 if (crtc
->fb
!= &vfb
->base
)
1191 units
[num_units
++] = vmw_crtc_to_du(crtc
);
1194 BUG_ON(surface
== NULL
);
1195 BUG_ON(!clips
|| !num_clips
);
1197 tmp
= kzalloc(sizeof(*tmp
) * num_clips
, GFP_KERNEL
);
1198 if (unlikely(tmp
== NULL
)) {
1199 DRM_ERROR("Temporary cliprect memory alloc failed.\n");
1203 fifo_size
= sizeof(*cmd
) + sizeof(SVGASignedRect
) * num_clips
;
1204 cmd
= kmalloc(fifo_size
, GFP_KERNEL
);
1205 if (unlikely(cmd
== NULL
)) {
1206 DRM_ERROR("Failed to allocate temporary fifo memory.\n");
1212 right
= clips
->x
+ clips
->w
;
1214 bottom
= clips
->y
+ clips
->h
;
1216 for (i
= 1; i
< num_clips
; i
++) {
1217 left
= min_t(int, left
, (int)clips
[i
].x
);
1218 right
= max_t(int, right
, (int)clips
[i
].x
+ clips
[i
].w
);
1219 top
= min_t(int, top
, (int)clips
[i
].y
);
1220 bottom
= max_t(int, bottom
, (int)clips
[i
].y
+ clips
[i
].h
);
1223 /* only need to do this once */
1224 memset(cmd
, 0, fifo_size
);
1225 cmd
->header
.id
= cpu_to_le32(SVGA_3D_CMD_BLIT_SURFACE_TO_SCREEN
);
1227 blits
= (SVGASignedRect
*)&cmd
[1];
1229 cmd
->body
.srcRect
.left
= left
;
1230 cmd
->body
.srcRect
.right
= right
;
1231 cmd
->body
.srcRect
.top
= top
;
1232 cmd
->body
.srcRect
.bottom
= bottom
;
1234 for (i
= 0; i
< num_clips
; i
++) {
1235 tmp
[i
].x1
= clips
[i
].x
- left
;
1236 tmp
[i
].x2
= clips
[i
].x
+ clips
[i
].w
- left
;
1237 tmp
[i
].y1
= clips
[i
].y
- top
;
1238 tmp
[i
].y2
= clips
[i
].y
+ clips
[i
].h
- top
;
1241 for (k
= 0; k
< num_units
; k
++) {
1242 struct vmw_display_unit
*unit
= units
[k
];
1243 struct vmw_clip_rect clip
;
1246 clip
.x1
= left
+ destX
- unit
->crtc
.x
;
1247 clip
.y1
= top
+ destY
- unit
->crtc
.y
;
1248 clip
.x2
= right
+ destX
- unit
->crtc
.x
;
1249 clip
.y2
= bottom
+ destY
- unit
->crtc
.y
;
1251 /* skip any crtcs that misses the clip region */
1252 if (clip
.x1
>= unit
->crtc
.mode
.hdisplay
||
1253 clip
.y1
>= unit
->crtc
.mode
.vdisplay
||
1254 clip
.x2
<= 0 || clip
.y2
<= 0)
1258 * In order for the clip rects to be correctly scaled
1259 * the src and dest rects needs to be the same size.
1261 cmd
->body
.destRect
.left
= clip
.x1
;
1262 cmd
->body
.destRect
.right
= clip
.x2
;
1263 cmd
->body
.destRect
.top
= clip
.y1
;
1264 cmd
->body
.destRect
.bottom
= clip
.y2
;
1266 /* create a clip rect of the crtc in dest coords */
1267 clip
.x2
= unit
->crtc
.mode
.hdisplay
- clip
.x1
;
1268 clip
.y2
= unit
->crtc
.mode
.vdisplay
- clip
.y1
;
1269 clip
.x1
= 0 - clip
.x1
;
1270 clip
.y1
= 0 - clip
.y1
;
1272 /* need to reset sid as it is changed by execbuf */
1273 cmd
->body
.srcImage
.sid
= sid
;
1274 cmd
->body
.destScreenId
= unit
->unit
;
1276 /* clip and write blits to cmd stream */
1277 vmw_clip_cliprects(tmp
, num_clips
, clip
, blits
, &num
);
1279 /* if no cliprects hit skip this */
1283 /* recalculate package length */
1284 fifo_size
= sizeof(*cmd
) + sizeof(SVGASignedRect
) * num
;
1285 cmd
->header
.size
= cpu_to_le32(fifo_size
- sizeof(cmd
->header
));
1286 ret
= vmw_execbuf_process(file_priv
, dev_priv
, NULL
, cmd
,
1287 fifo_size
, 0, NULL
);
1289 if (unlikely(ret
!= 0))
1300 int vmw_kms_readback(struct vmw_private
*dev_priv
,
1301 struct drm_file
*file_priv
,
1302 struct vmw_framebuffer
*vfb
,
1303 struct drm_vmw_fence_rep __user
*user_fence_rep
,
1304 struct drm_vmw_rect
*clips
,
1307 struct vmw_framebuffer_dmabuf
*vfbd
=
1308 vmw_framebuffer_to_vfbd(&vfb
->base
);
1309 struct vmw_dma_buffer
*dmabuf
= vfbd
->buffer
;
1310 struct vmw_display_unit
*units
[VMWGFX_NUM_DISPLAY_UNITS
];
1311 struct drm_crtc
*crtc
;
1313 int i
, k
, ret
, num_units
, blits_pos
;
1317 SVGAFifoCmdDefineGMRFB body
;
1321 SVGAFifoCmdBlitScreenToGMRFB body
;
1325 list_for_each_entry(crtc
, &dev_priv
->dev
->mode_config
.crtc_list
, head
) {
1326 if (crtc
->fb
!= &vfb
->base
)
1328 units
[num_units
++] = vmw_crtc_to_du(crtc
);
1331 BUG_ON(dmabuf
== NULL
);
1332 BUG_ON(!clips
|| !num_clips
);
1334 /* take a safe guess at fifo size */
1335 fifo_size
= sizeof(*cmd
) + sizeof(*blits
) * num_clips
* num_units
;
1336 cmd
= kmalloc(fifo_size
, GFP_KERNEL
);
1337 if (unlikely(cmd
== NULL
)) {
1338 DRM_ERROR("Failed to allocate temporary fifo memory.\n");
1342 memset(cmd
, 0, fifo_size
);
1343 cmd
->header
= SVGA_CMD_DEFINE_GMRFB
;
1344 cmd
->body
.format
.bitsPerPixel
= vfb
->base
.bits_per_pixel
;
1345 cmd
->body
.format
.colorDepth
= vfb
->base
.depth
;
1346 cmd
->body
.format
.reserved
= 0;
1347 cmd
->body
.bytesPerLine
= vfb
->base
.pitch
;
1348 cmd
->body
.ptr
.gmrId
= vfb
->user_handle
;
1349 cmd
->body
.ptr
.offset
= 0;
1351 blits
= (void *)&cmd
[1];
1353 for (i
= 0; i
< num_units
; i
++) {
1354 struct drm_vmw_rect
*c
= clips
;
1355 for (k
= 0; k
< num_clips
; k
++, c
++) {
1356 /* transform clip coords to crtc origin based coords */
1357 int clip_x1
= c
->x
- units
[i
]->crtc
.x
;
1358 int clip_x2
= c
->x
- units
[i
]->crtc
.x
+ c
->w
;
1359 int clip_y1
= c
->y
- units
[i
]->crtc
.y
;
1360 int clip_y2
= c
->y
- units
[i
]->crtc
.y
+ c
->h
;
1364 /* compensate for clipping, we negate
1365 * a negative number and add that.
1373 clip_x1
= max(clip_x1
, 0);
1374 clip_y1
= max(clip_y1
, 0);
1375 clip_x2
= min(clip_x2
, units
[i
]->crtc
.mode
.hdisplay
);
1376 clip_y2
= min(clip_y2
, units
[i
]->crtc
.mode
.vdisplay
);
1378 /* and cull any rects that misses the crtc */
1379 if (clip_x1
>= units
[i
]->crtc
.mode
.hdisplay
||
1380 clip_y1
>= units
[i
]->crtc
.mode
.vdisplay
||
1381 clip_x2
<= 0 || clip_y2
<= 0)
1384 blits
[blits_pos
].header
= SVGA_CMD_BLIT_SCREEN_TO_GMRFB
;
1385 blits
[blits_pos
].body
.srcScreenId
= units
[i
]->unit
;
1386 blits
[blits_pos
].body
.destOrigin
.x
= dest_x
;
1387 blits
[blits_pos
].body
.destOrigin
.y
= dest_y
;
1389 blits
[blits_pos
].body
.srcRect
.left
= clip_x1
;
1390 blits
[blits_pos
].body
.srcRect
.top
= clip_y1
;
1391 blits
[blits_pos
].body
.srcRect
.right
= clip_x2
;
1392 blits
[blits_pos
].body
.srcRect
.bottom
= clip_y2
;
1396 /* reset size here and use calculated exact size from loops */
1397 fifo_size
= sizeof(*cmd
) + sizeof(*blits
) * blits_pos
;
1399 ret
= vmw_execbuf_process(file_priv
, dev_priv
, NULL
, cmd
, fifo_size
,
1407 int vmw_kms_init(struct vmw_private
*dev_priv
)
1409 struct drm_device
*dev
= dev_priv
->dev
;
1412 drm_mode_config_init(dev
);
1413 dev
->mode_config
.funcs
= &vmw_kms_funcs
;
1414 dev
->mode_config
.min_width
= 1;
1415 dev
->mode_config
.min_height
= 1;
1416 /* assumed largest fb size */
1417 dev
->mode_config
.max_width
= 8192;
1418 dev
->mode_config
.max_height
= 8192;
1420 ret
= vmw_kms_init_screen_object_display(dev_priv
);
1421 if (ret
) /* Fallback */
1422 (void)vmw_kms_init_legacy_display_system(dev_priv
);
1427 int vmw_kms_close(struct vmw_private
*dev_priv
)
1430 * Docs says we should take the lock before calling this function
1431 * but since it destroys encoders and our destructor calls
1432 * drm_encoder_cleanup which takes the lock we deadlock.
1434 drm_mode_config_cleanup(dev_priv
->dev
);
1435 if (dev_priv
->sou_priv
)
1436 vmw_kms_close_screen_object_display(dev_priv
);
1438 vmw_kms_close_legacy_display_system(dev_priv
);
1442 int vmw_kms_cursor_bypass_ioctl(struct drm_device
*dev
, void *data
,
1443 struct drm_file
*file_priv
)
1445 struct drm_vmw_cursor_bypass_arg
*arg
= data
;
1446 struct vmw_display_unit
*du
;
1447 struct drm_mode_object
*obj
;
1448 struct drm_crtc
*crtc
;
1452 mutex_lock(&dev
->mode_config
.mutex
);
1453 if (arg
->flags
& DRM_VMW_CURSOR_BYPASS_ALL
) {
1455 list_for_each_entry(crtc
, &dev
->mode_config
.crtc_list
, head
) {
1456 du
= vmw_crtc_to_du(crtc
);
1457 du
->hotspot_x
= arg
->xhot
;
1458 du
->hotspot_y
= arg
->yhot
;
1461 mutex_unlock(&dev
->mode_config
.mutex
);
1465 obj
= drm_mode_object_find(dev
, arg
->crtc_id
, DRM_MODE_OBJECT_CRTC
);
1471 crtc
= obj_to_crtc(obj
);
1472 du
= vmw_crtc_to_du(crtc
);
1474 du
->hotspot_x
= arg
->xhot
;
1475 du
->hotspot_y
= arg
->yhot
;
1478 mutex_unlock(&dev
->mode_config
.mutex
);
1483 int vmw_kms_write_svga(struct vmw_private
*vmw_priv
,
1484 unsigned width
, unsigned height
, unsigned pitch
,
1485 unsigned bpp
, unsigned depth
)
1487 if (vmw_priv
->capabilities
& SVGA_CAP_PITCHLOCK
)
1488 vmw_write(vmw_priv
, SVGA_REG_PITCHLOCK
, pitch
);
1489 else if (vmw_fifo_have_pitchlock(vmw_priv
))
1490 iowrite32(pitch
, vmw_priv
->mmio_virt
+ SVGA_FIFO_PITCHLOCK
);
1491 vmw_write(vmw_priv
, SVGA_REG_WIDTH
, width
);
1492 vmw_write(vmw_priv
, SVGA_REG_HEIGHT
, height
);
1493 vmw_write(vmw_priv
, SVGA_REG_BITS_PER_PIXEL
, bpp
);
1495 if (vmw_read(vmw_priv
, SVGA_REG_DEPTH
) != depth
) {
1496 DRM_ERROR("Invalid depth %u for %u bpp, host expects %u\n",
1497 depth
, bpp
, vmw_read(vmw_priv
, SVGA_REG_DEPTH
));
1504 int vmw_kms_save_vga(struct vmw_private
*vmw_priv
)
1506 struct vmw_vga_topology_state
*save
;
1509 vmw_priv
->vga_width
= vmw_read(vmw_priv
, SVGA_REG_WIDTH
);
1510 vmw_priv
->vga_height
= vmw_read(vmw_priv
, SVGA_REG_HEIGHT
);
1511 vmw_priv
->vga_bpp
= vmw_read(vmw_priv
, SVGA_REG_BITS_PER_PIXEL
);
1512 if (vmw_priv
->capabilities
& SVGA_CAP_PITCHLOCK
)
1513 vmw_priv
->vga_pitchlock
=
1514 vmw_read(vmw_priv
, SVGA_REG_PITCHLOCK
);
1515 else if (vmw_fifo_have_pitchlock(vmw_priv
))
1516 vmw_priv
->vga_pitchlock
= ioread32(vmw_priv
->mmio_virt
+
1517 SVGA_FIFO_PITCHLOCK
);
1519 if (!(vmw_priv
->capabilities
& SVGA_CAP_DISPLAY_TOPOLOGY
))
1522 vmw_priv
->num_displays
= vmw_read(vmw_priv
,
1523 SVGA_REG_NUM_GUEST_DISPLAYS
);
1525 if (vmw_priv
->num_displays
== 0)
1526 vmw_priv
->num_displays
= 1;
1528 for (i
= 0; i
< vmw_priv
->num_displays
; ++i
) {
1529 save
= &vmw_priv
->vga_save
[i
];
1530 vmw_write(vmw_priv
, SVGA_REG_DISPLAY_ID
, i
);
1531 save
->primary
= vmw_read(vmw_priv
, SVGA_REG_DISPLAY_IS_PRIMARY
);
1532 save
->pos_x
= vmw_read(vmw_priv
, SVGA_REG_DISPLAY_POSITION_X
);
1533 save
->pos_y
= vmw_read(vmw_priv
, SVGA_REG_DISPLAY_POSITION_Y
);
1534 save
->width
= vmw_read(vmw_priv
, SVGA_REG_DISPLAY_WIDTH
);
1535 save
->height
= vmw_read(vmw_priv
, SVGA_REG_DISPLAY_HEIGHT
);
1536 vmw_write(vmw_priv
, SVGA_REG_DISPLAY_ID
, SVGA_ID_INVALID
);
1537 if (i
== 0 && vmw_priv
->num_displays
== 1 &&
1538 save
->width
== 0 && save
->height
== 0) {
1541 * It should be fairly safe to assume that these
1542 * values are uninitialized.
1545 save
->width
= vmw_priv
->vga_width
- save
->pos_x
;
1546 save
->height
= vmw_priv
->vga_height
- save
->pos_y
;
1553 int vmw_kms_restore_vga(struct vmw_private
*vmw_priv
)
1555 struct vmw_vga_topology_state
*save
;
1558 vmw_write(vmw_priv
, SVGA_REG_WIDTH
, vmw_priv
->vga_width
);
1559 vmw_write(vmw_priv
, SVGA_REG_HEIGHT
, vmw_priv
->vga_height
);
1560 vmw_write(vmw_priv
, SVGA_REG_BITS_PER_PIXEL
, vmw_priv
->vga_bpp
);
1561 if (vmw_priv
->capabilities
& SVGA_CAP_PITCHLOCK
)
1562 vmw_write(vmw_priv
, SVGA_REG_PITCHLOCK
,
1563 vmw_priv
->vga_pitchlock
);
1564 else if (vmw_fifo_have_pitchlock(vmw_priv
))
1565 iowrite32(vmw_priv
->vga_pitchlock
,
1566 vmw_priv
->mmio_virt
+ SVGA_FIFO_PITCHLOCK
);
1568 if (!(vmw_priv
->capabilities
& SVGA_CAP_DISPLAY_TOPOLOGY
))
1571 for (i
= 0; i
< vmw_priv
->num_displays
; ++i
) {
1572 save
= &vmw_priv
->vga_save
[i
];
1573 vmw_write(vmw_priv
, SVGA_REG_DISPLAY_ID
, i
);
1574 vmw_write(vmw_priv
, SVGA_REG_DISPLAY_IS_PRIMARY
, save
->primary
);
1575 vmw_write(vmw_priv
, SVGA_REG_DISPLAY_POSITION_X
, save
->pos_x
);
1576 vmw_write(vmw_priv
, SVGA_REG_DISPLAY_POSITION_Y
, save
->pos_y
);
1577 vmw_write(vmw_priv
, SVGA_REG_DISPLAY_WIDTH
, save
->width
);
1578 vmw_write(vmw_priv
, SVGA_REG_DISPLAY_HEIGHT
, save
->height
);
1579 vmw_write(vmw_priv
, SVGA_REG_DISPLAY_ID
, SVGA_ID_INVALID
);
1585 bool vmw_kms_validate_mode_vram(struct vmw_private
*dev_priv
,
1589 return ((u64
) pitch
* (u64
) height
) < (u64
) dev_priv
->vram_size
;
1594 * Function called by DRM code called with vbl_lock held.
1596 u32
vmw_get_vblank_counter(struct drm_device
*dev
, int crtc
)
1602 * Function called by DRM code called with vbl_lock held.
1604 int vmw_enable_vblank(struct drm_device
*dev
, int crtc
)
1610 * Function called by DRM code called with vbl_lock held.
1612 void vmw_disable_vblank(struct drm_device
*dev
, int crtc
)
1618 * Small shared kms functions.
1621 int vmw_du_update_layout(struct vmw_private
*dev_priv
, unsigned num
,
1622 struct drm_vmw_rect
*rects
)
1624 struct drm_device
*dev
= dev_priv
->dev
;
1625 struct vmw_display_unit
*du
;
1626 struct drm_connector
*con
;
1628 mutex_lock(&dev
->mode_config
.mutex
);
1634 DRM_INFO("%s: new layout ", __func__
);
1635 for (i
= 0; i
< num
; i
++)
1636 DRM_INFO("(%i, %i %ux%u) ", rects
[i
].x
, rects
[i
].y
,
1637 rects
[i
].w
, rects
[i
].h
);
1642 list_for_each_entry(con
, &dev
->mode_config
.connector_list
, head
) {
1643 du
= vmw_connector_to_du(con
);
1644 if (num
> du
->unit
) {
1645 du
->pref_width
= rects
[du
->unit
].w
;
1646 du
->pref_height
= rects
[du
->unit
].h
;
1647 du
->pref_active
= true;
1648 du
->gui_x
= rects
[du
->unit
].x
;
1649 du
->gui_y
= rects
[du
->unit
].y
;
1651 du
->pref_width
= 800;
1652 du
->pref_height
= 600;
1653 du
->pref_active
= false;
1655 con
->status
= vmw_du_connector_detect(con
, true);
1658 mutex_unlock(&dev
->mode_config
.mutex
);
1663 void vmw_du_crtc_save(struct drm_crtc
*crtc
)
1667 void vmw_du_crtc_restore(struct drm_crtc
*crtc
)
1671 void vmw_du_crtc_gamma_set(struct drm_crtc
*crtc
,
1672 u16
*r
, u16
*g
, u16
*b
,
1673 uint32_t start
, uint32_t size
)
1675 struct vmw_private
*dev_priv
= vmw_priv(crtc
->dev
);
1678 for (i
= 0; i
< size
; i
++) {
1679 DRM_DEBUG("%d r/g/b = 0x%04x / 0x%04x / 0x%04x\n", i
,
1681 vmw_write(dev_priv
, SVGA_PALETTE_BASE
+ i
* 3 + 0, r
[i
] >> 8);
1682 vmw_write(dev_priv
, SVGA_PALETTE_BASE
+ i
* 3 + 1, g
[i
] >> 8);
1683 vmw_write(dev_priv
, SVGA_PALETTE_BASE
+ i
* 3 + 2, b
[i
] >> 8);
1687 void vmw_du_connector_dpms(struct drm_connector
*connector
, int mode
)
1691 void vmw_du_connector_save(struct drm_connector
*connector
)
1695 void vmw_du_connector_restore(struct drm_connector
*connector
)
1699 enum drm_connector_status
1700 vmw_du_connector_detect(struct drm_connector
*connector
, bool force
)
1702 uint32_t num_displays
;
1703 struct drm_device
*dev
= connector
->dev
;
1704 struct vmw_private
*dev_priv
= vmw_priv(dev
);
1705 struct vmw_display_unit
*du
= vmw_connector_to_du(connector
);
1707 mutex_lock(&dev_priv
->hw_mutex
);
1708 num_displays
= vmw_read(dev_priv
, SVGA_REG_NUM_DISPLAYS
);
1709 mutex_unlock(&dev_priv
->hw_mutex
);
1711 return ((vmw_connector_to_du(connector
)->unit
< num_displays
&&
1713 connector_status_connected
: connector_status_disconnected
);
1716 static struct drm_display_mode vmw_kms_connector_builtin
[] = {
1718 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER
, 25175, 640, 656,
1719 752, 800, 0, 480, 489, 492, 525, 0,
1720 DRM_MODE_FLAG_NHSYNC
| DRM_MODE_FLAG_NVSYNC
) },
1722 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER
, 40000, 800, 840,
1723 968, 1056, 0, 600, 601, 605, 628, 0,
1724 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1726 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER
, 65000, 1024, 1048,
1727 1184, 1344, 0, 768, 771, 777, 806, 0,
1728 DRM_MODE_FLAG_NHSYNC
| DRM_MODE_FLAG_NVSYNC
) },
1730 { DRM_MODE("1152x864", DRM_MODE_TYPE_DRIVER
, 108000, 1152, 1216,
1731 1344, 1600, 0, 864, 865, 868, 900, 0,
1732 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1734 { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER
, 79500, 1280, 1344,
1735 1472, 1664, 0, 768, 771, 778, 798, 0,
1736 DRM_MODE_FLAG_NHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1738 { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER
, 83500, 1280, 1352,
1739 1480, 1680, 0, 800, 803, 809, 831, 0,
1740 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_NVSYNC
) },
1742 { DRM_MODE("1280x960", DRM_MODE_TYPE_DRIVER
, 108000, 1280, 1376,
1743 1488, 1800, 0, 960, 961, 964, 1000, 0,
1744 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1745 /* 1280x1024@60Hz */
1746 { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER
, 108000, 1280, 1328,
1747 1440, 1688, 0, 1024, 1025, 1028, 1066, 0,
1748 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1750 { DRM_MODE("1360x768", DRM_MODE_TYPE_DRIVER
, 85500, 1360, 1424,
1751 1536, 1792, 0, 768, 771, 777, 795, 0,
1752 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1753 /* 1440x1050@60Hz */
1754 { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER
, 121750, 1400, 1488,
1755 1632, 1864, 0, 1050, 1053, 1057, 1089, 0,
1756 DRM_MODE_FLAG_NHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1758 { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER
, 106500, 1440, 1520,
1759 1672, 1904, 0, 900, 903, 909, 934, 0,
1760 DRM_MODE_FLAG_NHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1761 /* 1600x1200@60Hz */
1762 { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER
, 162000, 1600, 1664,
1763 1856, 2160, 0, 1200, 1201, 1204, 1250, 0,
1764 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1765 /* 1680x1050@60Hz */
1766 { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER
, 146250, 1680, 1784,
1767 1960, 2240, 0, 1050, 1053, 1059, 1089, 0,
1768 DRM_MODE_FLAG_NHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1769 /* 1792x1344@60Hz */
1770 { DRM_MODE("1792x1344", DRM_MODE_TYPE_DRIVER
, 204750, 1792, 1920,
1771 2120, 2448, 0, 1344, 1345, 1348, 1394, 0,
1772 DRM_MODE_FLAG_NHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1773 /* 1853x1392@60Hz */
1774 { DRM_MODE("1856x1392", DRM_MODE_TYPE_DRIVER
, 218250, 1856, 1952,
1775 2176, 2528, 0, 1392, 1393, 1396, 1439, 0,
1776 DRM_MODE_FLAG_NHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1777 /* 1920x1200@60Hz */
1778 { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER
, 193250, 1920, 2056,
1779 2256, 2592, 0, 1200, 1203, 1209, 1245, 0,
1780 DRM_MODE_FLAG_NHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1781 /* 1920x1440@60Hz */
1782 { DRM_MODE("1920x1440", DRM_MODE_TYPE_DRIVER
, 234000, 1920, 2048,
1783 2256, 2600, 0, 1440, 1441, 1444, 1500, 0,
1784 DRM_MODE_FLAG_NHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1785 /* 2560x1600@60Hz */
1786 { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER
, 348500, 2560, 2752,
1787 3032, 3504, 0, 1600, 1603, 1609, 1658, 0,
1788 DRM_MODE_FLAG_NHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1790 { DRM_MODE("", 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0) },
1794 * vmw_guess_mode_timing - Provide fake timings for a
1795 * 60Hz vrefresh mode.
1797 * @mode - Pointer to a struct drm_display_mode with hdisplay and vdisplay
1798 * members filled in.
1800 static void vmw_guess_mode_timing(struct drm_display_mode
*mode
)
1802 mode
->hsync_start
= mode
->hdisplay
+ 50;
1803 mode
->hsync_end
= mode
->hsync_start
+ 50;
1804 mode
->htotal
= mode
->hsync_end
+ 50;
1806 mode
->vsync_start
= mode
->vdisplay
+ 50;
1807 mode
->vsync_end
= mode
->vsync_start
+ 50;
1808 mode
->vtotal
= mode
->vsync_end
+ 50;
1810 mode
->clock
= (u32
)mode
->htotal
* (u32
)mode
->vtotal
/ 100 * 6;
1811 mode
->vrefresh
= drm_mode_vrefresh(mode
);
1815 int vmw_du_connector_fill_modes(struct drm_connector
*connector
,
1816 uint32_t max_width
, uint32_t max_height
)
1818 struct vmw_display_unit
*du
= vmw_connector_to_du(connector
);
1819 struct drm_device
*dev
= connector
->dev
;
1820 struct vmw_private
*dev_priv
= vmw_priv(dev
);
1821 struct drm_display_mode
*mode
= NULL
;
1822 struct drm_display_mode
*bmode
;
1823 struct drm_display_mode prefmode
= { DRM_MODE("preferred",
1824 DRM_MODE_TYPE_DRIVER
| DRM_MODE_TYPE_PREFERRED
,
1825 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
1826 DRM_MODE_FLAG_NHSYNC
| DRM_MODE_FLAG_PVSYNC
)
1830 /* Add preferred mode */
1832 mode
= drm_mode_duplicate(dev
, &prefmode
);
1835 mode
->hdisplay
= du
->pref_width
;
1836 mode
->vdisplay
= du
->pref_height
;
1837 vmw_guess_mode_timing(mode
);
1839 if (vmw_kms_validate_mode_vram(dev_priv
, mode
->hdisplay
* 2,
1841 drm_mode_probed_add(connector
, mode
);
1843 drm_mode_destroy(dev
, mode
);
1847 if (du
->pref_mode
) {
1848 list_del_init(&du
->pref_mode
->head
);
1849 drm_mode_destroy(dev
, du
->pref_mode
);
1852 /* mode might be null here, this is intended */
1853 du
->pref_mode
= mode
;
1856 for (i
= 0; vmw_kms_connector_builtin
[i
].type
!= 0; i
++) {
1857 bmode
= &vmw_kms_connector_builtin
[i
];
1858 if (bmode
->hdisplay
> max_width
||
1859 bmode
->vdisplay
> max_height
)
1862 if (!vmw_kms_validate_mode_vram(dev_priv
, bmode
->hdisplay
* 2,
1866 mode
= drm_mode_duplicate(dev
, bmode
);
1869 mode
->vrefresh
= drm_mode_vrefresh(mode
);
1871 drm_mode_probed_add(connector
, mode
);
1874 /* Move the prefered mode first, help apps pick the right mode. */
1876 list_move(&du
->pref_mode
->head
, &connector
->probed_modes
);
1878 drm_mode_connector_list_update(connector
);
1883 int vmw_du_connector_set_property(struct drm_connector
*connector
,
1884 struct drm_property
*property
,
1891 int vmw_kms_update_layout_ioctl(struct drm_device
*dev
, void *data
,
1892 struct drm_file
*file_priv
)
1894 struct vmw_private
*dev_priv
= vmw_priv(dev
);
1895 struct drm_vmw_update_layout_arg
*arg
=
1896 (struct drm_vmw_update_layout_arg
*)data
;
1897 struct vmw_master
*vmaster
= vmw_master(file_priv
->master
);
1898 void __user
*user_rects
;
1899 struct drm_vmw_rect
*rects
;
1900 unsigned rects_size
;
1903 struct drm_mode_config
*mode_config
= &dev
->mode_config
;
1905 ret
= ttm_read_lock(&vmaster
->lock
, true);
1906 if (unlikely(ret
!= 0))
1909 if (!arg
->num_outputs
) {
1910 struct drm_vmw_rect def_rect
= {0, 0, 800, 600};
1911 vmw_du_update_layout(dev_priv
, 1, &def_rect
);
1915 rects_size
= arg
->num_outputs
* sizeof(struct drm_vmw_rect
);
1916 rects
= kcalloc(arg
->num_outputs
, sizeof(struct drm_vmw_rect
),
1918 if (unlikely(!rects
)) {
1923 user_rects
= (void __user
*)(unsigned long)arg
->rects
;
1924 ret
= copy_from_user(rects
, user_rects
, rects_size
);
1925 if (unlikely(ret
!= 0)) {
1926 DRM_ERROR("Failed to get rects.\n");
1931 for (i
= 0; i
< arg
->num_outputs
; ++i
) {
1932 if (rects
[i
].x
< 0 ||
1934 rects
[i
].x
+ rects
[i
].w
> mode_config
->max_width
||
1935 rects
[i
].y
+ rects
[i
].h
> mode_config
->max_height
) {
1936 DRM_ERROR("Invalid GUI layout.\n");
1942 vmw_du_update_layout(dev_priv
, arg
->num_outputs
, rects
);
1947 ttm_read_unlock(&vmaster
->lock
);