1 /**************************************************************************
3 * 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 #include "vmwgfx_kms.h"
31 /* Might need a hrtimer here? */
32 #define VMWGFX_PRESENT_RATE ((HZ / 60 > 0) ? HZ / 60 : 1)
34 void vmw_du_cleanup(struct vmw_display_unit
*du
)
36 if (du
->cursor_surface
)
37 vmw_surface_unreference(&du
->cursor_surface
);
38 if (du
->cursor_dmabuf
)
39 vmw_dmabuf_unreference(&du
->cursor_dmabuf
);
40 drm_connector_unregister(&du
->connector
);
41 drm_crtc_cleanup(&du
->crtc
);
42 drm_encoder_cleanup(&du
->encoder
);
43 drm_connector_cleanup(&du
->connector
);
47 * Display Unit Cursor functions
50 int vmw_cursor_update_image(struct vmw_private
*dev_priv
,
51 u32
*image
, u32 width
, u32 height
,
52 u32 hotspotX
, u32 hotspotY
)
56 SVGAFifoCmdDefineAlphaCursor cursor
;
58 u32 image_size
= width
* height
* 4;
59 u32 cmd_size
= sizeof(*cmd
) + image_size
;
64 cmd
= vmw_fifo_reserve(dev_priv
, cmd_size
);
65 if (unlikely(cmd
== NULL
)) {
66 DRM_ERROR("Fifo reserve failed.\n");
70 memset(cmd
, 0, sizeof(*cmd
));
72 memcpy(&cmd
[1], image
, image_size
);
74 cmd
->cmd
= SVGA_CMD_DEFINE_ALPHA_CURSOR
;
76 cmd
->cursor
.width
= width
;
77 cmd
->cursor
.height
= height
;
78 cmd
->cursor
.hotspotX
= hotspotX
;
79 cmd
->cursor
.hotspotY
= hotspotY
;
81 vmw_fifo_commit_flush(dev_priv
, cmd_size
);
86 int vmw_cursor_update_dmabuf(struct vmw_private
*dev_priv
,
87 struct vmw_dma_buffer
*dmabuf
,
88 u32 width
, u32 height
,
89 u32 hotspotX
, u32 hotspotY
)
91 struct ttm_bo_kmap_obj map
;
92 unsigned long kmap_offset
;
93 unsigned long kmap_num
;
99 kmap_num
= (width
*height
*4 + PAGE_SIZE
- 1) >> PAGE_SHIFT
;
101 ret
= ttm_bo_reserve(&dmabuf
->base
, true, false, false, NULL
);
102 if (unlikely(ret
!= 0)) {
103 DRM_ERROR("reserve failed\n");
107 ret
= ttm_bo_kmap(&dmabuf
->base
, kmap_offset
, kmap_num
, &map
);
108 if (unlikely(ret
!= 0))
111 virtual = ttm_kmap_obj_virtual(&map
, &dummy
);
112 ret
= vmw_cursor_update_image(dev_priv
, virtual, width
, height
,
117 ttm_bo_unreserve(&dmabuf
->base
);
123 void vmw_cursor_update_position(struct vmw_private
*dev_priv
,
124 bool show
, int x
, int y
)
126 u32
*fifo_mem
= dev_priv
->mmio_virt
;
129 vmw_mmio_write(show
? 1 : 0, fifo_mem
+ SVGA_FIFO_CURSOR_ON
);
130 vmw_mmio_write(x
, fifo_mem
+ SVGA_FIFO_CURSOR_X
);
131 vmw_mmio_write(y
, fifo_mem
+ SVGA_FIFO_CURSOR_Y
);
132 count
= vmw_mmio_read(fifo_mem
+ SVGA_FIFO_CURSOR_COUNT
);
133 vmw_mmio_write(++count
, fifo_mem
+ SVGA_FIFO_CURSOR_COUNT
);
138 * vmw_du_crtc_cursor_set2 - Driver cursor_set2 callback.
140 int vmw_du_crtc_cursor_set2(struct drm_crtc
*crtc
, struct drm_file
*file_priv
,
141 uint32_t handle
, uint32_t width
, uint32_t height
,
142 int32_t hot_x
, int32_t hot_y
)
144 struct vmw_private
*dev_priv
= vmw_priv(crtc
->dev
);
145 struct vmw_display_unit
*du
= vmw_crtc_to_du(crtc
);
146 struct vmw_surface
*surface
= NULL
;
147 struct vmw_dma_buffer
*dmabuf
= NULL
;
148 s32 hotspot_x
, hotspot_y
;
152 * FIXME: Unclear whether there's any global state touched by the
153 * cursor_set function, especially vmw_cursor_update_position looks
154 * suspicious. For now take the easy route and reacquire all locks. We
155 * can do this since the caller in the drm core doesn't check anything
156 * which is protected by any looks.
158 drm_modeset_unlock_crtc(crtc
);
159 drm_modeset_lock_all(dev_priv
->dev
);
160 hotspot_x
= hot_x
+ du
->hotspot_x
;
161 hotspot_y
= hot_y
+ du
->hotspot_y
;
163 /* A lot of the code assumes this */
164 if (handle
&& (width
!= 64 || height
!= 64)) {
170 struct ttm_object_file
*tfile
= vmw_fpriv(file_priv
)->tfile
;
172 ret
= vmw_user_lookup_handle(dev_priv
, tfile
,
173 handle
, &surface
, &dmabuf
);
175 DRM_ERROR("failed to find surface or dmabuf: %i\n", ret
);
181 /* need to do this before taking down old image */
182 if (surface
&& !surface
->snooper
.image
) {
183 DRM_ERROR("surface not suitable for cursor\n");
184 vmw_surface_unreference(&surface
);
189 /* takedown old cursor */
190 if (du
->cursor_surface
) {
191 du
->cursor_surface
->snooper
.crtc
= NULL
;
192 vmw_surface_unreference(&du
->cursor_surface
);
194 if (du
->cursor_dmabuf
)
195 vmw_dmabuf_unreference(&du
->cursor_dmabuf
);
197 /* setup new image */
200 /* vmw_user_surface_lookup takes one reference */
201 du
->cursor_surface
= surface
;
203 du
->cursor_surface
->snooper
.crtc
= crtc
;
204 du
->cursor_age
= du
->cursor_surface
->snooper
.age
;
205 ret
= vmw_cursor_update_image(dev_priv
, surface
->snooper
.image
,
206 64, 64, hotspot_x
, hotspot_y
);
208 /* vmw_user_surface_lookup takes one reference */
209 du
->cursor_dmabuf
= dmabuf
;
211 ret
= vmw_cursor_update_dmabuf(dev_priv
, dmabuf
, width
, height
,
212 hotspot_x
, hotspot_y
);
214 vmw_cursor_update_position(dev_priv
, false, 0, 0);
219 vmw_cursor_update_position(dev_priv
, true,
220 du
->cursor_x
+ hotspot_x
,
221 du
->cursor_y
+ hotspot_y
);
222 du
->core_hotspot_x
= hot_x
;
223 du
->core_hotspot_y
= hot_y
;
227 drm_modeset_unlock_all(dev_priv
->dev
);
228 drm_modeset_lock_crtc(crtc
, crtc
->cursor
);
233 int vmw_du_crtc_cursor_move(struct drm_crtc
*crtc
, int x
, int y
)
235 struct vmw_private
*dev_priv
= vmw_priv(crtc
->dev
);
236 struct vmw_display_unit
*du
= vmw_crtc_to_du(crtc
);
237 bool shown
= du
->cursor_surface
|| du
->cursor_dmabuf
? true : false;
239 du
->cursor_x
= x
+ crtc
->x
;
240 du
->cursor_y
= y
+ crtc
->y
;
243 * FIXME: Unclear whether there's any global state touched by the
244 * cursor_set function, especially vmw_cursor_update_position looks
245 * suspicious. For now take the easy route and reacquire all locks. We
246 * can do this since the caller in the drm core doesn't check anything
247 * which is protected by any looks.
249 drm_modeset_unlock_crtc(crtc
);
250 drm_modeset_lock_all(dev_priv
->dev
);
252 vmw_cursor_update_position(dev_priv
, shown
,
253 du
->cursor_x
+ du
->hotspot_x
+
255 du
->cursor_y
+ du
->hotspot_y
+
258 drm_modeset_unlock_all(dev_priv
->dev
);
259 drm_modeset_lock_crtc(crtc
, crtc
->cursor
);
264 void vmw_kms_cursor_snoop(struct vmw_surface
*srf
,
265 struct ttm_object_file
*tfile
,
266 struct ttm_buffer_object
*bo
,
267 SVGA3dCmdHeader
*header
)
269 struct ttm_bo_kmap_obj map
;
270 unsigned long kmap_offset
;
271 unsigned long kmap_num
;
277 SVGA3dCmdHeader header
;
278 SVGA3dCmdSurfaceDMA dma
;
282 cmd
= container_of(header
, struct vmw_dma_cmd
, header
);
284 /* No snooper installed */
285 if (!srf
->snooper
.image
)
288 if (cmd
->dma
.host
.face
!= 0 || cmd
->dma
.host
.mipmap
!= 0) {
289 DRM_ERROR("face and mipmap for cursors should never != 0\n");
293 if (cmd
->header
.size
< 64) {
294 DRM_ERROR("at least one full copy box must be given\n");
298 box
= (SVGA3dCopyBox
*)&cmd
[1];
299 box_count
= (cmd
->header
.size
- sizeof(SVGA3dCmdSurfaceDMA
)) /
300 sizeof(SVGA3dCopyBox
);
302 if (cmd
->dma
.guest
.ptr
.offset
% PAGE_SIZE
||
303 box
->x
!= 0 || box
->y
!= 0 || box
->z
!= 0 ||
304 box
->srcx
!= 0 || box
->srcy
!= 0 || box
->srcz
!= 0 ||
305 box
->d
!= 1 || box_count
!= 1) {
306 /* TODO handle none page aligned offsets */
307 /* TODO handle more dst & src != 0 */
308 /* TODO handle more then one copy */
309 DRM_ERROR("Cant snoop dma request for cursor!\n");
310 DRM_ERROR("(%u, %u, %u) (%u, %u, %u) (%ux%ux%u) %u %u\n",
311 box
->srcx
, box
->srcy
, box
->srcz
,
312 box
->x
, box
->y
, box
->z
,
313 box
->w
, box
->h
, box
->d
, box_count
,
314 cmd
->dma
.guest
.ptr
.offset
);
318 kmap_offset
= cmd
->dma
.guest
.ptr
.offset
>> PAGE_SHIFT
;
319 kmap_num
= (64*64*4) >> PAGE_SHIFT
;
321 ret
= ttm_bo_reserve(bo
, true, false, false, NULL
);
322 if (unlikely(ret
!= 0)) {
323 DRM_ERROR("reserve failed\n");
327 ret
= ttm_bo_kmap(bo
, kmap_offset
, kmap_num
, &map
);
328 if (unlikely(ret
!= 0))
331 virtual = ttm_kmap_obj_virtual(&map
, &dummy
);
333 if (box
->w
== 64 && cmd
->dma
.guest
.pitch
== 64*4) {
334 memcpy(srf
->snooper
.image
, virtual, 64*64*4);
336 /* Image is unsigned pointer. */
337 for (i
= 0; i
< box
->h
; i
++)
338 memcpy(srf
->snooper
.image
+ i
* 64,
339 virtual + i
* cmd
->dma
.guest
.pitch
,
347 ttm_bo_unreserve(bo
);
351 * vmw_kms_legacy_hotspot_clear - Clear legacy hotspots
353 * @dev_priv: Pointer to the device private struct.
355 * Clears all legacy hotspots.
357 void vmw_kms_legacy_hotspot_clear(struct vmw_private
*dev_priv
)
359 struct drm_device
*dev
= dev_priv
->dev
;
360 struct vmw_display_unit
*du
;
361 struct drm_crtc
*crtc
;
363 drm_modeset_lock_all(dev
);
364 drm_for_each_crtc(crtc
, dev
) {
365 du
= vmw_crtc_to_du(crtc
);
370 drm_modeset_unlock_all(dev
);
373 void vmw_kms_cursor_post_execbuf(struct vmw_private
*dev_priv
)
375 struct drm_device
*dev
= dev_priv
->dev
;
376 struct vmw_display_unit
*du
;
377 struct drm_crtc
*crtc
;
379 mutex_lock(&dev
->mode_config
.mutex
);
381 list_for_each_entry(crtc
, &dev
->mode_config
.crtc_list
, head
) {
382 du
= vmw_crtc_to_du(crtc
);
383 if (!du
->cursor_surface
||
384 du
->cursor_age
== du
->cursor_surface
->snooper
.age
)
387 du
->cursor_age
= du
->cursor_surface
->snooper
.age
;
388 vmw_cursor_update_image(dev_priv
,
389 du
->cursor_surface
->snooper
.image
,
391 du
->hotspot_x
+ du
->core_hotspot_x
,
392 du
->hotspot_y
+ du
->core_hotspot_y
);
395 mutex_unlock(&dev
->mode_config
.mutex
);
399 * Generic framebuffer code
403 * Surface framebuffer code
406 static void vmw_framebuffer_surface_destroy(struct drm_framebuffer
*framebuffer
)
408 struct vmw_framebuffer_surface
*vfbs
=
409 vmw_framebuffer_to_vfbs(framebuffer
);
411 drm_framebuffer_cleanup(framebuffer
);
412 vmw_surface_unreference(&vfbs
->surface
);
413 if (vfbs
->base
.user_obj
)
414 ttm_base_object_unref(&vfbs
->base
.user_obj
);
419 static int vmw_framebuffer_surface_dirty(struct drm_framebuffer
*framebuffer
,
420 struct drm_file
*file_priv
,
421 unsigned flags
, unsigned color
,
422 struct drm_clip_rect
*clips
,
425 struct vmw_private
*dev_priv
= vmw_priv(framebuffer
->dev
);
426 struct vmw_framebuffer_surface
*vfbs
=
427 vmw_framebuffer_to_vfbs(framebuffer
);
428 struct drm_clip_rect norect
;
431 /* Legacy Display Unit does not support 3D */
432 if (dev_priv
->active_display_unit
== vmw_du_legacy
)
435 drm_modeset_lock_all(dev_priv
->dev
);
437 ret
= ttm_read_lock(&dev_priv
->reservation_sem
, true);
438 if (unlikely(ret
!= 0)) {
439 drm_modeset_unlock_all(dev_priv
->dev
);
446 norect
.x1
= norect
.y1
= 0;
447 norect
.x2
= framebuffer
->width
;
448 norect
.y2
= framebuffer
->height
;
449 } else if (flags
& DRM_MODE_FB_DIRTY_ANNOTATE_COPY
) {
451 inc
= 2; /* skip source rects */
454 if (dev_priv
->active_display_unit
== vmw_du_screen_object
)
455 ret
= vmw_kms_sou_do_surface_dirty(dev_priv
, &vfbs
->base
,
456 clips
, NULL
, NULL
, 0, 0,
457 num_clips
, inc
, NULL
);
459 ret
= vmw_kms_stdu_surface_dirty(dev_priv
, &vfbs
->base
,
460 clips
, NULL
, NULL
, 0, 0,
461 num_clips
, inc
, NULL
);
463 vmw_fifo_flush(dev_priv
, false);
464 ttm_read_unlock(&dev_priv
->reservation_sem
);
466 drm_modeset_unlock_all(dev_priv
->dev
);
472 * vmw_kms_readback - Perform a readback from the screen system to
473 * a dma-buffer backed framebuffer.
475 * @dev_priv: Pointer to the device private structure.
476 * @file_priv: Pointer to a struct drm_file identifying the caller.
477 * Must be set to NULL if @user_fence_rep is NULL.
478 * @vfb: Pointer to the dma-buffer backed framebuffer.
479 * @user_fence_rep: User-space provided structure for fence information.
480 * Must be set to non-NULL if @file_priv is non-NULL.
481 * @vclips: Array of clip rects.
482 * @num_clips: Number of clip rects in @vclips.
484 * Returns 0 on success, negative error code on failure. -ERESTARTSYS if
487 int vmw_kms_readback(struct vmw_private
*dev_priv
,
488 struct drm_file
*file_priv
,
489 struct vmw_framebuffer
*vfb
,
490 struct drm_vmw_fence_rep __user
*user_fence_rep
,
491 struct drm_vmw_rect
*vclips
,
494 switch (dev_priv
->active_display_unit
) {
495 case vmw_du_screen_object
:
496 return vmw_kms_sou_readback(dev_priv
, file_priv
, vfb
,
497 user_fence_rep
, vclips
, num_clips
);
498 case vmw_du_screen_target
:
499 return vmw_kms_stdu_dma(dev_priv
, file_priv
, vfb
,
500 user_fence_rep
, NULL
, vclips
, num_clips
,
504 "Readback called with invalid display system.\n");
511 static const struct drm_framebuffer_funcs vmw_framebuffer_surface_funcs
= {
512 .destroy
= vmw_framebuffer_surface_destroy
,
513 .dirty
= vmw_framebuffer_surface_dirty
,
516 static int vmw_kms_new_framebuffer_surface(struct vmw_private
*dev_priv
,
517 struct vmw_surface
*surface
,
518 struct vmw_framebuffer
**out
,
519 const struct drm_mode_fb_cmd
521 bool is_dmabuf_proxy
)
524 struct drm_device
*dev
= dev_priv
->dev
;
525 struct vmw_framebuffer_surface
*vfbs
;
526 enum SVGA3dSurfaceFormat format
;
529 /* 3D is only supported on HWv8 and newer hosts */
530 if (dev_priv
->active_display_unit
== vmw_du_legacy
)
537 /* Surface must be marked as a scanout. */
538 if (unlikely(!surface
->scanout
))
541 if (unlikely(surface
->mip_levels
[0] != 1 ||
542 surface
->num_sizes
!= 1 ||
543 surface
->base_size
.width
< mode_cmd
->width
||
544 surface
->base_size
.height
< mode_cmd
->height
||
545 surface
->base_size
.depth
!= 1)) {
546 DRM_ERROR("Incompatible surface dimensions "
547 "for requested mode.\n");
551 switch (mode_cmd
->depth
) {
553 format
= SVGA3D_A8R8G8B8
;
556 format
= SVGA3D_X8R8G8B8
;
559 format
= SVGA3D_R5G6B5
;
562 format
= SVGA3D_A1R5G5B5
;
565 DRM_ERROR("Invalid color depth: %d\n", mode_cmd
->depth
);
570 * For DX, surface format validation is done when surface->scanout
573 if (!dev_priv
->has_dx
&& format
!= surface
->format
) {
574 DRM_ERROR("Invalid surface format for requested mode.\n");
578 vfbs
= kzalloc(sizeof(*vfbs
), GFP_KERNEL
);
584 /* XXX get the first 3 from the surface info */
585 vfbs
->base
.base
.bits_per_pixel
= mode_cmd
->bpp
;
586 vfbs
->base
.base
.pitches
[0] = mode_cmd
->pitch
;
587 vfbs
->base
.base
.depth
= mode_cmd
->depth
;
588 vfbs
->base
.base
.width
= mode_cmd
->width
;
589 vfbs
->base
.base
.height
= mode_cmd
->height
;
590 vfbs
->surface
= vmw_surface_reference(surface
);
591 vfbs
->base
.user_handle
= mode_cmd
->handle
;
592 vfbs
->is_dmabuf_proxy
= is_dmabuf_proxy
;
596 ret
= drm_framebuffer_init(dev
, &vfbs
->base
.base
,
597 &vmw_framebuffer_surface_funcs
);
604 vmw_surface_unreference(&surface
);
611 * Dmabuf framebuffer code
614 static void vmw_framebuffer_dmabuf_destroy(struct drm_framebuffer
*framebuffer
)
616 struct vmw_framebuffer_dmabuf
*vfbd
=
617 vmw_framebuffer_to_vfbd(framebuffer
);
619 drm_framebuffer_cleanup(framebuffer
);
620 vmw_dmabuf_unreference(&vfbd
->buffer
);
621 if (vfbd
->base
.user_obj
)
622 ttm_base_object_unref(&vfbd
->base
.user_obj
);
627 static int vmw_framebuffer_dmabuf_dirty(struct drm_framebuffer
*framebuffer
,
628 struct drm_file
*file_priv
,
629 unsigned flags
, unsigned color
,
630 struct drm_clip_rect
*clips
,
633 struct vmw_private
*dev_priv
= vmw_priv(framebuffer
->dev
);
634 struct vmw_framebuffer_dmabuf
*vfbd
=
635 vmw_framebuffer_to_vfbd(framebuffer
);
636 struct drm_clip_rect norect
;
637 int ret
, increment
= 1;
639 drm_modeset_lock_all(dev_priv
->dev
);
641 ret
= ttm_read_lock(&dev_priv
->reservation_sem
, true);
642 if (unlikely(ret
!= 0)) {
643 drm_modeset_unlock_all(dev_priv
->dev
);
650 norect
.x1
= norect
.y1
= 0;
651 norect
.x2
= framebuffer
->width
;
652 norect
.y2
= framebuffer
->height
;
653 } else if (flags
& DRM_MODE_FB_DIRTY_ANNOTATE_COPY
) {
658 switch (dev_priv
->active_display_unit
) {
659 case vmw_du_screen_target
:
660 ret
= vmw_kms_stdu_dma(dev_priv
, NULL
, &vfbd
->base
, NULL
,
661 clips
, NULL
, num_clips
, increment
,
664 case vmw_du_screen_object
:
665 ret
= vmw_kms_sou_do_dmabuf_dirty(dev_priv
, &vfbd
->base
,
666 clips
, num_clips
, increment
,
671 ret
= vmw_kms_ldu_do_dmabuf_dirty(dev_priv
, &vfbd
->base
, 0, 0,
672 clips
, num_clips
, increment
);
676 WARN_ONCE(true, "Dirty called with invalid display system.\n");
680 vmw_fifo_flush(dev_priv
, false);
681 ttm_read_unlock(&dev_priv
->reservation_sem
);
683 drm_modeset_unlock_all(dev_priv
->dev
);
688 static const struct drm_framebuffer_funcs vmw_framebuffer_dmabuf_funcs
= {
689 .destroy
= vmw_framebuffer_dmabuf_destroy
,
690 .dirty
= vmw_framebuffer_dmabuf_dirty
,
694 * Pin the dmabuffer to the start of vram.
696 static int vmw_framebuffer_pin(struct vmw_framebuffer
*vfb
)
698 struct vmw_private
*dev_priv
= vmw_priv(vfb
->base
.dev
);
699 struct vmw_dma_buffer
*buf
;
702 buf
= vfb
->dmabuf
? vmw_framebuffer_to_vfbd(&vfb
->base
)->buffer
:
703 vmw_framebuffer_to_vfbs(&vfb
->base
)->surface
->res
.backup
;
708 switch (dev_priv
->active_display_unit
) {
710 vmw_overlay_pause_all(dev_priv
);
711 ret
= vmw_dmabuf_pin_in_start_of_vram(dev_priv
, buf
, false);
712 vmw_overlay_resume_all(dev_priv
);
714 case vmw_du_screen_object
:
715 case vmw_du_screen_target
:
717 return vmw_dmabuf_pin_in_vram_or_gmr(dev_priv
, buf
,
720 return vmw_dmabuf_pin_in_placement(dev_priv
, buf
,
721 &vmw_mob_placement
, false);
729 static int vmw_framebuffer_unpin(struct vmw_framebuffer
*vfb
)
731 struct vmw_private
*dev_priv
= vmw_priv(vfb
->base
.dev
);
732 struct vmw_dma_buffer
*buf
;
734 buf
= vfb
->dmabuf
? vmw_framebuffer_to_vfbd(&vfb
->base
)->buffer
:
735 vmw_framebuffer_to_vfbs(&vfb
->base
)->surface
->res
.backup
;
740 return vmw_dmabuf_unpin(dev_priv
, buf
, false);
744 * vmw_create_dmabuf_proxy - create a proxy surface for the DMA buf
747 * @mode_cmd: parameters for the new surface
748 * @dmabuf_mob: MOB backing the DMA buf
749 * @srf_out: newly created surface
751 * When the content FB is a DMA buf, we create a surface as a proxy to the
752 * same buffer. This way we can do a surface copy rather than a surface DMA.
753 * This is a more efficient approach
756 * 0 on success, error code otherwise
758 static int vmw_create_dmabuf_proxy(struct drm_device
*dev
,
759 const struct drm_mode_fb_cmd
*mode_cmd
,
760 struct vmw_dma_buffer
*dmabuf_mob
,
761 struct vmw_surface
**srf_out
)
764 struct drm_vmw_size content_base_size
;
765 struct vmw_resource
*res
;
766 unsigned int bytes_pp
;
769 switch (mode_cmd
->depth
) {
772 format
= SVGA3D_X8R8G8B8
;
778 format
= SVGA3D_R5G6B5
;
788 DRM_ERROR("Invalid framebuffer format %d\n", mode_cmd
->depth
);
792 content_base_size
.width
= mode_cmd
->pitch
/ bytes_pp
;
793 content_base_size
.height
= mode_cmd
->height
;
794 content_base_size
.depth
= 1;
796 ret
= vmw_surface_gb_priv_define(dev
,
797 0, /* kernel visible only */
800 true, /* can be a scanout buffer */
801 1, /* num of mip levels */
807 DRM_ERROR("Failed to allocate proxy content buffer\n");
811 res
= &(*srf_out
)->res
;
813 /* Reserve and switch the backing mob. */
814 mutex_lock(&res
->dev_priv
->cmdbuf_mutex
);
815 (void) vmw_resource_reserve(res
, false, true);
816 vmw_dmabuf_unreference(&res
->backup
);
817 res
->backup
= vmw_dmabuf_reference(dmabuf_mob
);
818 res
->backup_offset
= 0;
819 vmw_resource_unreserve(res
, false, NULL
, 0);
820 mutex_unlock(&res
->dev_priv
->cmdbuf_mutex
);
827 static int vmw_kms_new_framebuffer_dmabuf(struct vmw_private
*dev_priv
,
828 struct vmw_dma_buffer
*dmabuf
,
829 struct vmw_framebuffer
**out
,
830 const struct drm_mode_fb_cmd
834 struct drm_device
*dev
= dev_priv
->dev
;
835 struct vmw_framebuffer_dmabuf
*vfbd
;
836 unsigned int requested_size
;
839 requested_size
= mode_cmd
->height
* mode_cmd
->pitch
;
840 if (unlikely(requested_size
> dmabuf
->base
.num_pages
* PAGE_SIZE
)) {
841 DRM_ERROR("Screen buffer object size is too small "
842 "for requested mode.\n");
846 /* Limited framebuffer color depth support for screen objects */
847 if (dev_priv
->active_display_unit
== vmw_du_screen_object
) {
848 switch (mode_cmd
->depth
) {
851 /* Only support 32 bpp for 32 and 24 depth fbs */
852 if (mode_cmd
->bpp
== 32)
855 DRM_ERROR("Invalid color depth/bbp: %d %d\n",
856 mode_cmd
->depth
, mode_cmd
->bpp
);
860 /* Only support 16 bpp for 16 and 15 depth fbs */
861 if (mode_cmd
->bpp
== 16)
864 DRM_ERROR("Invalid color depth/bbp: %d %d\n",
865 mode_cmd
->depth
, mode_cmd
->bpp
);
868 DRM_ERROR("Invalid color depth: %d\n", mode_cmd
->depth
);
873 vfbd
= kzalloc(sizeof(*vfbd
), GFP_KERNEL
);
879 vfbd
->base
.base
.bits_per_pixel
= mode_cmd
->bpp
;
880 vfbd
->base
.base
.pitches
[0] = mode_cmd
->pitch
;
881 vfbd
->base
.base
.depth
= mode_cmd
->depth
;
882 vfbd
->base
.base
.width
= mode_cmd
->width
;
883 vfbd
->base
.base
.height
= mode_cmd
->height
;
884 vfbd
->base
.dmabuf
= true;
885 vfbd
->buffer
= vmw_dmabuf_reference(dmabuf
);
886 vfbd
->base
.user_handle
= mode_cmd
->handle
;
889 ret
= drm_framebuffer_init(dev
, &vfbd
->base
.base
,
890 &vmw_framebuffer_dmabuf_funcs
);
897 vmw_dmabuf_unreference(&dmabuf
);
904 * vmw_kms_new_framebuffer - Create a new framebuffer.
906 * @dev_priv: Pointer to device private struct.
907 * @dmabuf: Pointer to dma buffer to wrap the kms framebuffer around.
908 * Either @dmabuf or @surface must be NULL.
909 * @surface: Pointer to a surface to wrap the kms framebuffer around.
910 * Either @dmabuf or @surface must be NULL.
911 * @only_2d: No presents will occur to this dma buffer based framebuffer. This
912 * Helps the code to do some important optimizations.
913 * @mode_cmd: Frame-buffer metadata.
915 struct vmw_framebuffer
*
916 vmw_kms_new_framebuffer(struct vmw_private
*dev_priv
,
917 struct vmw_dma_buffer
*dmabuf
,
918 struct vmw_surface
*surface
,
920 const struct drm_mode_fb_cmd
*mode_cmd
)
922 struct vmw_framebuffer
*vfb
= NULL
;
923 bool is_dmabuf_proxy
= false;
927 * We cannot use the SurfaceDMA command in an non-accelerated VM,
928 * therefore, wrap the DMA buf in a surface so we can use the
929 * SurfaceCopy command.
931 if (dmabuf
&& only_2d
&&
932 dev_priv
->active_display_unit
== vmw_du_screen_target
) {
933 ret
= vmw_create_dmabuf_proxy(dev_priv
->dev
, mode_cmd
,
938 is_dmabuf_proxy
= true;
941 /* Create the new framebuffer depending one what we have */
943 ret
= vmw_kms_new_framebuffer_surface(dev_priv
, surface
, &vfb
,
948 * vmw_create_dmabuf_proxy() adds a reference that is no longer
952 vmw_surface_unreference(&surface
);
954 ret
= vmw_kms_new_framebuffer_dmabuf(dev_priv
, dmabuf
, &vfb
,
963 vfb
->pin
= vmw_framebuffer_pin
;
964 vfb
->unpin
= vmw_framebuffer_unpin
;
970 * Generic Kernel modesetting functions
973 static struct drm_framebuffer
*vmw_kms_fb_create(struct drm_device
*dev
,
974 struct drm_file
*file_priv
,
975 const struct drm_mode_fb_cmd2
*mode_cmd2
)
977 struct vmw_private
*dev_priv
= vmw_priv(dev
);
978 struct ttm_object_file
*tfile
= vmw_fpriv(file_priv
)->tfile
;
979 struct vmw_framebuffer
*vfb
= NULL
;
980 struct vmw_surface
*surface
= NULL
;
981 struct vmw_dma_buffer
*bo
= NULL
;
982 struct ttm_base_object
*user_obj
;
983 struct drm_mode_fb_cmd mode_cmd
;
986 mode_cmd
.width
= mode_cmd2
->width
;
987 mode_cmd
.height
= mode_cmd2
->height
;
988 mode_cmd
.pitch
= mode_cmd2
->pitches
[0];
989 mode_cmd
.handle
= mode_cmd2
->handles
[0];
990 drm_fb_get_bpp_depth(mode_cmd2
->pixel_format
, &mode_cmd
.depth
,
994 * This code should be conditioned on Screen Objects not being used.
995 * If screen objects are used, we can allocate a GMR to hold the
996 * requested framebuffer.
999 if (!vmw_kms_validate_mode_vram(dev_priv
,
1002 DRM_ERROR("Requested mode exceed bounding box limit.\n");
1003 return ERR_PTR(-ENOMEM
);
1007 * Take a reference on the user object of the resource
1008 * backing the kms fb. This ensures that user-space handle
1009 * lookups on that resource will always work as long as
1010 * it's registered with a kms framebuffer. This is important,
1011 * since vmw_execbuf_process identifies resources in the
1012 * command stream using user-space handles.
1015 user_obj
= ttm_base_object_lookup(tfile
, mode_cmd
.handle
);
1016 if (unlikely(user_obj
== NULL
)) {
1017 DRM_ERROR("Could not locate requested kms frame buffer.\n");
1018 return ERR_PTR(-ENOENT
);
1022 * End conditioned code.
1025 /* returns either a dmabuf or surface */
1026 ret
= vmw_user_lookup_handle(dev_priv
, tfile
,
1032 vfb
= vmw_kms_new_framebuffer(dev_priv
, bo
, surface
,
1033 !(dev_priv
->capabilities
& SVGA_CAP_3D
),
1041 /* vmw_user_lookup_handle takes one ref so does new_fb */
1043 vmw_dmabuf_unreference(&bo
);
1045 vmw_surface_unreference(&surface
);
1048 DRM_ERROR("failed to create vmw_framebuffer: %i\n", ret
);
1049 ttm_base_object_unref(&user_obj
);
1050 return ERR_PTR(ret
);
1052 vfb
->user_obj
= user_obj
;
1057 static const struct drm_mode_config_funcs vmw_kms_funcs
= {
1058 .fb_create
= vmw_kms_fb_create
,
1061 static int vmw_kms_generic_present(struct vmw_private
*dev_priv
,
1062 struct drm_file
*file_priv
,
1063 struct vmw_framebuffer
*vfb
,
1064 struct vmw_surface
*surface
,
1066 int32_t destX
, int32_t destY
,
1067 struct drm_vmw_rect
*clips
,
1070 return vmw_kms_sou_do_surface_dirty(dev_priv
, vfb
, NULL
, clips
,
1071 &surface
->res
, destX
, destY
,
1072 num_clips
, 1, NULL
);
1076 int vmw_kms_present(struct vmw_private
*dev_priv
,
1077 struct drm_file
*file_priv
,
1078 struct vmw_framebuffer
*vfb
,
1079 struct vmw_surface
*surface
,
1081 int32_t destX
, int32_t destY
,
1082 struct drm_vmw_rect
*clips
,
1087 switch (dev_priv
->active_display_unit
) {
1088 case vmw_du_screen_target
:
1089 ret
= vmw_kms_stdu_surface_dirty(dev_priv
, vfb
, NULL
, clips
,
1090 &surface
->res
, destX
, destY
,
1091 num_clips
, 1, NULL
);
1093 case vmw_du_screen_object
:
1094 ret
= vmw_kms_generic_present(dev_priv
, file_priv
, vfb
, surface
,
1095 sid
, destX
, destY
, clips
,
1100 "Present called with invalid display system.\n");
1107 vmw_fifo_flush(dev_priv
, false);
1112 int vmw_kms_init(struct vmw_private
*dev_priv
)
1114 struct drm_device
*dev
= dev_priv
->dev
;
1117 drm_mode_config_init(dev
);
1118 dev
->mode_config
.funcs
= &vmw_kms_funcs
;
1119 dev
->mode_config
.min_width
= 1;
1120 dev
->mode_config
.min_height
= 1;
1121 dev
->mode_config
.max_width
= dev_priv
->texture_max_width
;
1122 dev
->mode_config
.max_height
= dev_priv
->texture_max_height
;
1124 ret
= vmw_kms_stdu_init_display(dev_priv
);
1126 ret
= vmw_kms_sou_init_display(dev_priv
);
1127 if (ret
) /* Fallback */
1128 ret
= vmw_kms_ldu_init_display(dev_priv
);
1134 int vmw_kms_close(struct vmw_private
*dev_priv
)
1139 * Docs says we should take the lock before calling this function
1140 * but since it destroys encoders and our destructor calls
1141 * drm_encoder_cleanup which takes the lock we deadlock.
1143 drm_mode_config_cleanup(dev_priv
->dev
);
1144 if (dev_priv
->active_display_unit
== vmw_du_screen_object
)
1145 ret
= vmw_kms_sou_close_display(dev_priv
);
1146 else if (dev_priv
->active_display_unit
== vmw_du_screen_target
)
1147 ret
= vmw_kms_stdu_close_display(dev_priv
);
1149 ret
= vmw_kms_ldu_close_display(dev_priv
);
1154 int vmw_kms_cursor_bypass_ioctl(struct drm_device
*dev
, void *data
,
1155 struct drm_file
*file_priv
)
1157 struct drm_vmw_cursor_bypass_arg
*arg
= data
;
1158 struct vmw_display_unit
*du
;
1159 struct drm_crtc
*crtc
;
1163 mutex_lock(&dev
->mode_config
.mutex
);
1164 if (arg
->flags
& DRM_VMW_CURSOR_BYPASS_ALL
) {
1166 list_for_each_entry(crtc
, &dev
->mode_config
.crtc_list
, head
) {
1167 du
= vmw_crtc_to_du(crtc
);
1168 du
->hotspot_x
= arg
->xhot
;
1169 du
->hotspot_y
= arg
->yhot
;
1172 mutex_unlock(&dev
->mode_config
.mutex
);
1176 crtc
= drm_crtc_find(dev
, arg
->crtc_id
);
1182 du
= vmw_crtc_to_du(crtc
);
1184 du
->hotspot_x
= arg
->xhot
;
1185 du
->hotspot_y
= arg
->yhot
;
1188 mutex_unlock(&dev
->mode_config
.mutex
);
1193 int vmw_kms_write_svga(struct vmw_private
*vmw_priv
,
1194 unsigned width
, unsigned height
, unsigned pitch
,
1195 unsigned bpp
, unsigned depth
)
1197 if (vmw_priv
->capabilities
& SVGA_CAP_PITCHLOCK
)
1198 vmw_write(vmw_priv
, SVGA_REG_PITCHLOCK
, pitch
);
1199 else if (vmw_fifo_have_pitchlock(vmw_priv
))
1200 vmw_mmio_write(pitch
, vmw_priv
->mmio_virt
+
1201 SVGA_FIFO_PITCHLOCK
);
1202 vmw_write(vmw_priv
, SVGA_REG_WIDTH
, width
);
1203 vmw_write(vmw_priv
, SVGA_REG_HEIGHT
, height
);
1204 vmw_write(vmw_priv
, SVGA_REG_BITS_PER_PIXEL
, bpp
);
1206 if (vmw_read(vmw_priv
, SVGA_REG_DEPTH
) != depth
) {
1207 DRM_ERROR("Invalid depth %u for %u bpp, host expects %u\n",
1208 depth
, bpp
, vmw_read(vmw_priv
, SVGA_REG_DEPTH
));
1215 int vmw_kms_save_vga(struct vmw_private
*vmw_priv
)
1217 struct vmw_vga_topology_state
*save
;
1220 vmw_priv
->vga_width
= vmw_read(vmw_priv
, SVGA_REG_WIDTH
);
1221 vmw_priv
->vga_height
= vmw_read(vmw_priv
, SVGA_REG_HEIGHT
);
1222 vmw_priv
->vga_bpp
= vmw_read(vmw_priv
, SVGA_REG_BITS_PER_PIXEL
);
1223 if (vmw_priv
->capabilities
& SVGA_CAP_PITCHLOCK
)
1224 vmw_priv
->vga_pitchlock
=
1225 vmw_read(vmw_priv
, SVGA_REG_PITCHLOCK
);
1226 else if (vmw_fifo_have_pitchlock(vmw_priv
))
1227 vmw_priv
->vga_pitchlock
= vmw_mmio_read(vmw_priv
->mmio_virt
+
1228 SVGA_FIFO_PITCHLOCK
);
1230 if (!(vmw_priv
->capabilities
& SVGA_CAP_DISPLAY_TOPOLOGY
))
1233 vmw_priv
->num_displays
= vmw_read(vmw_priv
,
1234 SVGA_REG_NUM_GUEST_DISPLAYS
);
1236 if (vmw_priv
->num_displays
== 0)
1237 vmw_priv
->num_displays
= 1;
1239 for (i
= 0; i
< vmw_priv
->num_displays
; ++i
) {
1240 save
= &vmw_priv
->vga_save
[i
];
1241 vmw_write(vmw_priv
, SVGA_REG_DISPLAY_ID
, i
);
1242 save
->primary
= vmw_read(vmw_priv
, SVGA_REG_DISPLAY_IS_PRIMARY
);
1243 save
->pos_x
= vmw_read(vmw_priv
, SVGA_REG_DISPLAY_POSITION_X
);
1244 save
->pos_y
= vmw_read(vmw_priv
, SVGA_REG_DISPLAY_POSITION_Y
);
1245 save
->width
= vmw_read(vmw_priv
, SVGA_REG_DISPLAY_WIDTH
);
1246 save
->height
= vmw_read(vmw_priv
, SVGA_REG_DISPLAY_HEIGHT
);
1247 vmw_write(vmw_priv
, SVGA_REG_DISPLAY_ID
, SVGA_ID_INVALID
);
1248 if (i
== 0 && vmw_priv
->num_displays
== 1 &&
1249 save
->width
== 0 && save
->height
== 0) {
1252 * It should be fairly safe to assume that these
1253 * values are uninitialized.
1256 save
->width
= vmw_priv
->vga_width
- save
->pos_x
;
1257 save
->height
= vmw_priv
->vga_height
- save
->pos_y
;
1264 int vmw_kms_restore_vga(struct vmw_private
*vmw_priv
)
1266 struct vmw_vga_topology_state
*save
;
1269 vmw_write(vmw_priv
, SVGA_REG_WIDTH
, vmw_priv
->vga_width
);
1270 vmw_write(vmw_priv
, SVGA_REG_HEIGHT
, vmw_priv
->vga_height
);
1271 vmw_write(vmw_priv
, SVGA_REG_BITS_PER_PIXEL
, vmw_priv
->vga_bpp
);
1272 if (vmw_priv
->capabilities
& SVGA_CAP_PITCHLOCK
)
1273 vmw_write(vmw_priv
, SVGA_REG_PITCHLOCK
,
1274 vmw_priv
->vga_pitchlock
);
1275 else if (vmw_fifo_have_pitchlock(vmw_priv
))
1276 vmw_mmio_write(vmw_priv
->vga_pitchlock
,
1277 vmw_priv
->mmio_virt
+ SVGA_FIFO_PITCHLOCK
);
1279 if (!(vmw_priv
->capabilities
& SVGA_CAP_DISPLAY_TOPOLOGY
))
1282 for (i
= 0; i
< vmw_priv
->num_displays
; ++i
) {
1283 save
= &vmw_priv
->vga_save
[i
];
1284 vmw_write(vmw_priv
, SVGA_REG_DISPLAY_ID
, i
);
1285 vmw_write(vmw_priv
, SVGA_REG_DISPLAY_IS_PRIMARY
, save
->primary
);
1286 vmw_write(vmw_priv
, SVGA_REG_DISPLAY_POSITION_X
, save
->pos_x
);
1287 vmw_write(vmw_priv
, SVGA_REG_DISPLAY_POSITION_Y
, save
->pos_y
);
1288 vmw_write(vmw_priv
, SVGA_REG_DISPLAY_WIDTH
, save
->width
);
1289 vmw_write(vmw_priv
, SVGA_REG_DISPLAY_HEIGHT
, save
->height
);
1290 vmw_write(vmw_priv
, SVGA_REG_DISPLAY_ID
, SVGA_ID_INVALID
);
1296 bool vmw_kms_validate_mode_vram(struct vmw_private
*dev_priv
,
1300 return ((u64
) pitch
* (u64
) height
) < (u64
)
1301 ((dev_priv
->active_display_unit
== vmw_du_screen_target
) ?
1302 dev_priv
->prim_bb_mem
: dev_priv
->vram_size
);
1307 * Function called by DRM code called with vbl_lock held.
1309 u32
vmw_get_vblank_counter(struct drm_device
*dev
, unsigned int pipe
)
1315 * Function called by DRM code called with vbl_lock held.
1317 int vmw_enable_vblank(struct drm_device
*dev
, unsigned int pipe
)
1323 * Function called by DRM code called with vbl_lock held.
1325 void vmw_disable_vblank(struct drm_device
*dev
, unsigned int pipe
)
1331 * Small shared kms functions.
1334 static int vmw_du_update_layout(struct vmw_private
*dev_priv
, unsigned num
,
1335 struct drm_vmw_rect
*rects
)
1337 struct drm_device
*dev
= dev_priv
->dev
;
1338 struct vmw_display_unit
*du
;
1339 struct drm_connector
*con
;
1341 mutex_lock(&dev
->mode_config
.mutex
);
1347 DRM_INFO("%s: new layout ", __func__
);
1348 for (i
= 0; i
< num
; i
++)
1349 DRM_INFO("(%i, %i %ux%u) ", rects
[i
].x
, rects
[i
].y
,
1350 rects
[i
].w
, rects
[i
].h
);
1355 list_for_each_entry(con
, &dev
->mode_config
.connector_list
, head
) {
1356 du
= vmw_connector_to_du(con
);
1357 if (num
> du
->unit
) {
1358 du
->pref_width
= rects
[du
->unit
].w
;
1359 du
->pref_height
= rects
[du
->unit
].h
;
1360 du
->pref_active
= true;
1361 du
->gui_x
= rects
[du
->unit
].x
;
1362 du
->gui_y
= rects
[du
->unit
].y
;
1364 du
->pref_width
= 800;
1365 du
->pref_height
= 600;
1366 du
->pref_active
= false;
1368 con
->status
= vmw_du_connector_detect(con
, true);
1371 mutex_unlock(&dev
->mode_config
.mutex
);
1376 void vmw_du_crtc_gamma_set(struct drm_crtc
*crtc
,
1377 u16
*r
, u16
*g
, u16
*b
,
1378 uint32_t start
, uint32_t size
)
1380 struct vmw_private
*dev_priv
= vmw_priv(crtc
->dev
);
1383 for (i
= 0; i
< size
; i
++) {
1384 DRM_DEBUG("%d r/g/b = 0x%04x / 0x%04x / 0x%04x\n", i
,
1386 vmw_write(dev_priv
, SVGA_PALETTE_BASE
+ i
* 3 + 0, r
[i
] >> 8);
1387 vmw_write(dev_priv
, SVGA_PALETTE_BASE
+ i
* 3 + 1, g
[i
] >> 8);
1388 vmw_write(dev_priv
, SVGA_PALETTE_BASE
+ i
* 3 + 2, b
[i
] >> 8);
1392 int vmw_du_connector_dpms(struct drm_connector
*connector
, int mode
)
1397 enum drm_connector_status
1398 vmw_du_connector_detect(struct drm_connector
*connector
, bool force
)
1400 uint32_t num_displays
;
1401 struct drm_device
*dev
= connector
->dev
;
1402 struct vmw_private
*dev_priv
= vmw_priv(dev
);
1403 struct vmw_display_unit
*du
= vmw_connector_to_du(connector
);
1405 num_displays
= vmw_read(dev_priv
, SVGA_REG_NUM_DISPLAYS
);
1407 return ((vmw_connector_to_du(connector
)->unit
< num_displays
&&
1409 connector_status_connected
: connector_status_disconnected
);
1412 static struct drm_display_mode vmw_kms_connector_builtin
[] = {
1414 { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER
, 25175, 640, 656,
1415 752, 800, 0, 480, 489, 492, 525, 0,
1416 DRM_MODE_FLAG_NHSYNC
| DRM_MODE_FLAG_NVSYNC
) },
1418 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER
, 40000, 800, 840,
1419 968, 1056, 0, 600, 601, 605, 628, 0,
1420 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1422 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER
, 65000, 1024, 1048,
1423 1184, 1344, 0, 768, 771, 777, 806, 0,
1424 DRM_MODE_FLAG_NHSYNC
| DRM_MODE_FLAG_NVSYNC
) },
1426 { DRM_MODE("1152x864", DRM_MODE_TYPE_DRIVER
, 108000, 1152, 1216,
1427 1344, 1600, 0, 864, 865, 868, 900, 0,
1428 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1430 { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER
, 79500, 1280, 1344,
1431 1472, 1664, 0, 768, 771, 778, 798, 0,
1432 DRM_MODE_FLAG_NHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1434 { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER
, 83500, 1280, 1352,
1435 1480, 1680, 0, 800, 803, 809, 831, 0,
1436 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_NVSYNC
) },
1438 { DRM_MODE("1280x960", DRM_MODE_TYPE_DRIVER
, 108000, 1280, 1376,
1439 1488, 1800, 0, 960, 961, 964, 1000, 0,
1440 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1441 /* 1280x1024@60Hz */
1442 { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER
, 108000, 1280, 1328,
1443 1440, 1688, 0, 1024, 1025, 1028, 1066, 0,
1444 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1446 { DRM_MODE("1360x768", DRM_MODE_TYPE_DRIVER
, 85500, 1360, 1424,
1447 1536, 1792, 0, 768, 771, 777, 795, 0,
1448 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1449 /* 1440x1050@60Hz */
1450 { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER
, 121750, 1400, 1488,
1451 1632, 1864, 0, 1050, 1053, 1057, 1089, 0,
1452 DRM_MODE_FLAG_NHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1454 { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER
, 106500, 1440, 1520,
1455 1672, 1904, 0, 900, 903, 909, 934, 0,
1456 DRM_MODE_FLAG_NHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1457 /* 1600x1200@60Hz */
1458 { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER
, 162000, 1600, 1664,
1459 1856, 2160, 0, 1200, 1201, 1204, 1250, 0,
1460 DRM_MODE_FLAG_PHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1461 /* 1680x1050@60Hz */
1462 { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER
, 146250, 1680, 1784,
1463 1960, 2240, 0, 1050, 1053, 1059, 1089, 0,
1464 DRM_MODE_FLAG_NHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1465 /* 1792x1344@60Hz */
1466 { DRM_MODE("1792x1344", DRM_MODE_TYPE_DRIVER
, 204750, 1792, 1920,
1467 2120, 2448, 0, 1344, 1345, 1348, 1394, 0,
1468 DRM_MODE_FLAG_NHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1469 /* 1853x1392@60Hz */
1470 { DRM_MODE("1856x1392", DRM_MODE_TYPE_DRIVER
, 218250, 1856, 1952,
1471 2176, 2528, 0, 1392, 1393, 1396, 1439, 0,
1472 DRM_MODE_FLAG_NHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1473 /* 1920x1200@60Hz */
1474 { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER
, 193250, 1920, 2056,
1475 2256, 2592, 0, 1200, 1203, 1209, 1245, 0,
1476 DRM_MODE_FLAG_NHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1477 /* 1920x1440@60Hz */
1478 { DRM_MODE("1920x1440", DRM_MODE_TYPE_DRIVER
, 234000, 1920, 2048,
1479 2256, 2600, 0, 1440, 1441, 1444, 1500, 0,
1480 DRM_MODE_FLAG_NHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1481 /* 2560x1600@60Hz */
1482 { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER
, 348500, 2560, 2752,
1483 3032, 3504, 0, 1600, 1603, 1609, 1658, 0,
1484 DRM_MODE_FLAG_NHSYNC
| DRM_MODE_FLAG_PVSYNC
) },
1486 { DRM_MODE("", 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0) },
1490 * vmw_guess_mode_timing - Provide fake timings for a
1491 * 60Hz vrefresh mode.
1493 * @mode - Pointer to a struct drm_display_mode with hdisplay and vdisplay
1494 * members filled in.
1496 void vmw_guess_mode_timing(struct drm_display_mode
*mode
)
1498 mode
->hsync_start
= mode
->hdisplay
+ 50;
1499 mode
->hsync_end
= mode
->hsync_start
+ 50;
1500 mode
->htotal
= mode
->hsync_end
+ 50;
1502 mode
->vsync_start
= mode
->vdisplay
+ 50;
1503 mode
->vsync_end
= mode
->vsync_start
+ 50;
1504 mode
->vtotal
= mode
->vsync_end
+ 50;
1506 mode
->clock
= (u32
)mode
->htotal
* (u32
)mode
->vtotal
/ 100 * 6;
1507 mode
->vrefresh
= drm_mode_vrefresh(mode
);
1511 int vmw_du_connector_fill_modes(struct drm_connector
*connector
,
1512 uint32_t max_width
, uint32_t max_height
)
1514 struct vmw_display_unit
*du
= vmw_connector_to_du(connector
);
1515 struct drm_device
*dev
= connector
->dev
;
1516 struct vmw_private
*dev_priv
= vmw_priv(dev
);
1517 struct drm_display_mode
*mode
= NULL
;
1518 struct drm_display_mode
*bmode
;
1519 struct drm_display_mode prefmode
= { DRM_MODE("preferred",
1520 DRM_MODE_TYPE_DRIVER
| DRM_MODE_TYPE_PREFERRED
,
1521 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
1522 DRM_MODE_FLAG_NHSYNC
| DRM_MODE_FLAG_PVSYNC
)
1525 u32 assumed_bpp
= 2;
1528 * If using screen objects, then assume 32-bpp because that's what the
1529 * SVGA device is assuming
1531 if (dev_priv
->active_display_unit
== vmw_du_screen_object
)
1534 if (dev_priv
->active_display_unit
== vmw_du_screen_target
) {
1535 max_width
= min(max_width
, dev_priv
->stdu_max_width
);
1536 max_height
= min(max_height
, dev_priv
->stdu_max_height
);
1539 /* Add preferred mode */
1540 mode
= drm_mode_duplicate(dev
, &prefmode
);
1543 mode
->hdisplay
= du
->pref_width
;
1544 mode
->vdisplay
= du
->pref_height
;
1545 vmw_guess_mode_timing(mode
);
1547 if (vmw_kms_validate_mode_vram(dev_priv
,
1548 mode
->hdisplay
* assumed_bpp
,
1550 drm_mode_probed_add(connector
, mode
);
1552 drm_mode_destroy(dev
, mode
);
1556 if (du
->pref_mode
) {
1557 list_del_init(&du
->pref_mode
->head
);
1558 drm_mode_destroy(dev
, du
->pref_mode
);
1561 /* mode might be null here, this is intended */
1562 du
->pref_mode
= mode
;
1564 for (i
= 0; vmw_kms_connector_builtin
[i
].type
!= 0; i
++) {
1565 bmode
= &vmw_kms_connector_builtin
[i
];
1566 if (bmode
->hdisplay
> max_width
||
1567 bmode
->vdisplay
> max_height
)
1570 if (!vmw_kms_validate_mode_vram(dev_priv
,
1571 bmode
->hdisplay
* assumed_bpp
,
1575 mode
= drm_mode_duplicate(dev
, bmode
);
1578 mode
->vrefresh
= drm_mode_vrefresh(mode
);
1580 drm_mode_probed_add(connector
, mode
);
1583 drm_mode_connector_list_update(connector
);
1584 /* Move the prefered mode first, help apps pick the right mode. */
1585 drm_mode_sort(&connector
->modes
);
1590 int vmw_du_connector_set_property(struct drm_connector
*connector
,
1591 struct drm_property
*property
,
1598 int vmw_kms_update_layout_ioctl(struct drm_device
*dev
, void *data
,
1599 struct drm_file
*file_priv
)
1601 struct vmw_private
*dev_priv
= vmw_priv(dev
);
1602 struct drm_vmw_update_layout_arg
*arg
=
1603 (struct drm_vmw_update_layout_arg
*)data
;
1604 void __user
*user_rects
;
1605 struct drm_vmw_rect
*rects
;
1606 unsigned rects_size
;
1609 u64 total_pixels
= 0;
1610 struct drm_mode_config
*mode_config
= &dev
->mode_config
;
1611 struct drm_vmw_rect bounding_box
= {0};
1613 if (!arg
->num_outputs
) {
1614 struct drm_vmw_rect def_rect
= {0, 0, 800, 600};
1615 vmw_du_update_layout(dev_priv
, 1, &def_rect
);
1619 rects_size
= arg
->num_outputs
* sizeof(struct drm_vmw_rect
);
1620 rects
= kcalloc(arg
->num_outputs
, sizeof(struct drm_vmw_rect
),
1622 if (unlikely(!rects
))
1625 user_rects
= (void __user
*)(unsigned long)arg
->rects
;
1626 ret
= copy_from_user(rects
, user_rects
, rects_size
);
1627 if (unlikely(ret
!= 0)) {
1628 DRM_ERROR("Failed to get rects.\n");
1633 for (i
= 0; i
< arg
->num_outputs
; ++i
) {
1634 if (rects
[i
].x
< 0 ||
1636 rects
[i
].x
+ rects
[i
].w
> mode_config
->max_width
||
1637 rects
[i
].y
+ rects
[i
].h
> mode_config
->max_height
) {
1638 DRM_ERROR("Invalid GUI layout.\n");
1644 * bounding_box.w and bunding_box.h are used as
1645 * lower-right coordinates
1647 if (rects
[i
].x
+ rects
[i
].w
> bounding_box
.w
)
1648 bounding_box
.w
= rects
[i
].x
+ rects
[i
].w
;
1650 if (rects
[i
].y
+ rects
[i
].h
> bounding_box
.h
)
1651 bounding_box
.h
= rects
[i
].y
+ rects
[i
].h
;
1653 total_pixels
+= (u64
) rects
[i
].w
* (u64
) rects
[i
].h
;
1656 if (dev_priv
->active_display_unit
== vmw_du_screen_target
) {
1658 * For Screen Targets, the limits for a toplogy are:
1659 * 1. Bounding box (assuming 32bpp) must be < prim_bb_mem
1660 * 2. Total pixels (assuming 32bpp) must be < prim_bb_mem
1662 u64 bb_mem
= bounding_box
.w
* bounding_box
.h
* 4;
1663 u64 pixel_mem
= total_pixels
* 4;
1665 if (bb_mem
> dev_priv
->prim_bb_mem
) {
1666 DRM_ERROR("Topology is beyond supported limits.\n");
1671 if (pixel_mem
> dev_priv
->prim_bb_mem
) {
1672 DRM_ERROR("Combined output size too large\n");
1678 vmw_du_update_layout(dev_priv
, arg
->num_outputs
, rects
);
1686 * vmw_kms_helper_dirty - Helper to build commands and perform actions based
1687 * on a set of cliprects and a set of display units.
1689 * @dev_priv: Pointer to a device private structure.
1690 * @framebuffer: Pointer to the framebuffer on which to perform the actions.
1691 * @clips: A set of struct drm_clip_rect. Either this os @vclips must be NULL.
1692 * Cliprects are given in framebuffer coordinates.
1693 * @vclips: A set of struct drm_vmw_rect cliprects. Either this or @clips must
1694 * be NULL. Cliprects are given in source coordinates.
1695 * @dest_x: X coordinate offset for the crtc / destination clip rects.
1696 * @dest_y: Y coordinate offset for the crtc / destination clip rects.
1697 * @num_clips: Number of cliprects in the @clips or @vclips array.
1698 * @increment: Integer with which to increment the clip counter when looping.
1699 * Used to skip a predetermined number of clip rects.
1700 * @dirty: Closure structure. See the description of struct vmw_kms_dirty.
1702 int vmw_kms_helper_dirty(struct vmw_private
*dev_priv
,
1703 struct vmw_framebuffer
*framebuffer
,
1704 const struct drm_clip_rect
*clips
,
1705 const struct drm_vmw_rect
*vclips
,
1706 s32 dest_x
, s32 dest_y
,
1709 struct vmw_kms_dirty
*dirty
)
1711 struct vmw_display_unit
*units
[VMWGFX_NUM_DISPLAY_UNITS
];
1712 struct drm_crtc
*crtc
;
1716 dirty
->dev_priv
= dev_priv
;
1718 list_for_each_entry(crtc
, &dev_priv
->dev
->mode_config
.crtc_list
, head
) {
1719 if (crtc
->primary
->fb
!= &framebuffer
->base
)
1721 units
[num_units
++] = vmw_crtc_to_du(crtc
);
1724 for (k
= 0; k
< num_units
; k
++) {
1725 struct vmw_display_unit
*unit
= units
[k
];
1726 s32 crtc_x
= unit
->crtc
.x
;
1727 s32 crtc_y
= unit
->crtc
.y
;
1728 s32 crtc_width
= unit
->crtc
.mode
.hdisplay
;
1729 s32 crtc_height
= unit
->crtc
.mode
.vdisplay
;
1730 const struct drm_clip_rect
*clips_ptr
= clips
;
1731 const struct drm_vmw_rect
*vclips_ptr
= vclips
;
1734 if (dirty
->fifo_reserve_size
> 0) {
1735 dirty
->cmd
= vmw_fifo_reserve(dev_priv
,
1736 dirty
->fifo_reserve_size
);
1738 DRM_ERROR("Couldn't reserve fifo space "
1739 "for dirty blits.\n");
1742 memset(dirty
->cmd
, 0, dirty
->fifo_reserve_size
);
1744 dirty
->num_hits
= 0;
1745 for (i
= 0; i
< num_clips
; i
++, clips_ptr
+= increment
,
1746 vclips_ptr
+= increment
) {
1751 * Select clip array type. Note that integer type
1752 * in @clips is unsigned short, whereas in @vclips
1756 dirty
->fb_x
= (s32
) clips_ptr
->x1
;
1757 dirty
->fb_y
= (s32
) clips_ptr
->y1
;
1758 dirty
->unit_x2
= (s32
) clips_ptr
->x2
+ dest_x
-
1760 dirty
->unit_y2
= (s32
) clips_ptr
->y2
+ dest_y
-
1763 dirty
->fb_x
= vclips_ptr
->x
;
1764 dirty
->fb_y
= vclips_ptr
->y
;
1765 dirty
->unit_x2
= dirty
->fb_x
+ vclips_ptr
->w
+
1767 dirty
->unit_y2
= dirty
->fb_y
+ vclips_ptr
->h
+
1771 dirty
->unit_x1
= dirty
->fb_x
+ dest_x
- crtc_x
;
1772 dirty
->unit_y1
= dirty
->fb_y
+ dest_y
- crtc_y
;
1774 /* Skip this clip if it's outside the crtc region */
1775 if (dirty
->unit_x1
>= crtc_width
||
1776 dirty
->unit_y1
>= crtc_height
||
1777 dirty
->unit_x2
<= 0 || dirty
->unit_y2
<= 0)
1780 /* Clip right and bottom to crtc limits */
1781 dirty
->unit_x2
= min_t(s32
, dirty
->unit_x2
,
1783 dirty
->unit_y2
= min_t(s32
, dirty
->unit_y2
,
1786 /* Clip left and top to crtc limits */
1787 clip_left
= min_t(s32
, dirty
->unit_x1
, 0);
1788 clip_top
= min_t(s32
, dirty
->unit_y1
, 0);
1789 dirty
->unit_x1
-= clip_left
;
1790 dirty
->unit_y1
-= clip_top
;
1791 dirty
->fb_x
-= clip_left
;
1792 dirty
->fb_y
-= clip_top
;
1797 dirty
->fifo_commit(dirty
);
1804 * vmw_kms_helper_buffer_prepare - Reserve and validate a buffer object before
1805 * command submission.
1807 * @dev_priv. Pointer to a device private structure.
1808 * @buf: The buffer object
1809 * @interruptible: Whether to perform waits as interruptible.
1810 * @validate_as_mob: Whether the buffer should be validated as a MOB. If false,
1811 * The buffer will be validated as a GMR. Already pinned buffers will not be
1814 * Returns 0 on success, negative error code on failure, -ERESTARTSYS if
1815 * interrupted by a signal.
1817 int vmw_kms_helper_buffer_prepare(struct vmw_private
*dev_priv
,
1818 struct vmw_dma_buffer
*buf
,
1820 bool validate_as_mob
)
1822 struct ttm_buffer_object
*bo
= &buf
->base
;
1825 ttm_bo_reserve(bo
, false, false, interruptible
, NULL
);
1826 ret
= vmw_validate_single_buffer(dev_priv
, bo
, interruptible
,
1829 ttm_bo_unreserve(bo
);
1835 * vmw_kms_helper_buffer_revert - Undo the actions of
1836 * vmw_kms_helper_buffer_prepare.
1838 * @res: Pointer to the buffer object.
1840 * Helper to be used if an error forces the caller to undo the actions of
1841 * vmw_kms_helper_buffer_prepare.
1843 void vmw_kms_helper_buffer_revert(struct vmw_dma_buffer
*buf
)
1846 ttm_bo_unreserve(&buf
->base
);
1850 * vmw_kms_helper_buffer_finish - Unreserve and fence a buffer object after
1851 * kms command submission.
1853 * @dev_priv: Pointer to a device private structure.
1854 * @file_priv: Pointer to a struct drm_file representing the caller's
1855 * connection. Must be set to NULL if @user_fence_rep is NULL, and conversely
1856 * if non-NULL, @user_fence_rep must be non-NULL.
1857 * @buf: The buffer object.
1858 * @out_fence: Optional pointer to a fence pointer. If non-NULL, a
1859 * ref-counted fence pointer is returned here.
1860 * @user_fence_rep: Optional pointer to a user-space provided struct
1861 * drm_vmw_fence_rep. If provided, @file_priv must also be provided and the
1862 * function copies fence data to user-space in a fail-safe manner.
1864 void vmw_kms_helper_buffer_finish(struct vmw_private
*dev_priv
,
1865 struct drm_file
*file_priv
,
1866 struct vmw_dma_buffer
*buf
,
1867 struct vmw_fence_obj
**out_fence
,
1868 struct drm_vmw_fence_rep __user
*
1871 struct vmw_fence_obj
*fence
;
1875 ret
= vmw_execbuf_fence_commands(file_priv
, dev_priv
, &fence
,
1876 file_priv
? &handle
: NULL
);
1878 vmw_fence_single_bo(&buf
->base
, fence
);
1880 vmw_execbuf_copy_fence_user(dev_priv
, vmw_fpriv(file_priv
),
1881 ret
, user_fence_rep
, fence
,
1886 vmw_fence_obj_unreference(&fence
);
1888 vmw_kms_helper_buffer_revert(buf
);
1893 * vmw_kms_helper_resource_revert - Undo the actions of
1894 * vmw_kms_helper_resource_prepare.
1896 * @res: Pointer to the resource. Typically a surface.
1898 * Helper to be used if an error forces the caller to undo the actions of
1899 * vmw_kms_helper_resource_prepare.
1901 void vmw_kms_helper_resource_revert(struct vmw_resource
*res
)
1903 vmw_kms_helper_buffer_revert(res
->backup
);
1904 vmw_resource_unreserve(res
, false, NULL
, 0);
1905 mutex_unlock(&res
->dev_priv
->cmdbuf_mutex
);
1909 * vmw_kms_helper_resource_prepare - Reserve and validate a resource before
1910 * command submission.
1912 * @res: Pointer to the resource. Typically a surface.
1913 * @interruptible: Whether to perform waits as interruptible.
1915 * Reserves and validates also the backup buffer if a guest-backed resource.
1916 * Returns 0 on success, negative error code on failure. -ERESTARTSYS if
1917 * interrupted by a signal.
1919 int vmw_kms_helper_resource_prepare(struct vmw_resource
*res
,
1925 ret
= mutex_lock_interruptible(&res
->dev_priv
->cmdbuf_mutex
);
1927 mutex_lock(&res
->dev_priv
->cmdbuf_mutex
);
1929 if (unlikely(ret
!= 0))
1930 return -ERESTARTSYS
;
1932 ret
= vmw_resource_reserve(res
, interruptible
, false);
1937 ret
= vmw_kms_helper_buffer_prepare(res
->dev_priv
, res
->backup
,
1939 res
->dev_priv
->has_mob
);
1943 ret
= vmw_resource_validate(res
);
1949 vmw_kms_helper_buffer_revert(res
->backup
);
1951 vmw_resource_unreserve(res
, false, NULL
, 0);
1953 mutex_unlock(&res
->dev_priv
->cmdbuf_mutex
);
1958 * vmw_kms_helper_resource_finish - Unreserve and fence a resource after
1959 * kms command submission.
1961 * @res: Pointer to the resource. Typically a surface.
1962 * @out_fence: Optional pointer to a fence pointer. If non-NULL, a
1963 * ref-counted fence pointer is returned here.
1965 void vmw_kms_helper_resource_finish(struct vmw_resource
*res
,
1966 struct vmw_fence_obj
**out_fence
)
1968 if (res
->backup
|| out_fence
)
1969 vmw_kms_helper_buffer_finish(res
->dev_priv
, NULL
, res
->backup
,
1972 vmw_resource_unreserve(res
, false, NULL
, 0);
1973 mutex_unlock(&res
->dev_priv
->cmdbuf_mutex
);
1977 * vmw_kms_update_proxy - Helper function to update a proxy surface from
1980 * @res: Pointer to the surface resource
1981 * @clips: Clip rects in framebuffer (surface) space.
1982 * @num_clips: Number of clips in @clips.
1983 * @increment: Integer with which to increment the clip counter when looping.
1984 * Used to skip a predetermined number of clip rects.
1986 * This function makes sure the proxy surface is updated from its backing MOB
1987 * using the region given by @clips. The surface resource @res and its backing
1988 * MOB needs to be reserved and validated on call.
1990 int vmw_kms_update_proxy(struct vmw_resource
*res
,
1991 const struct drm_clip_rect
*clips
,
1995 struct vmw_private
*dev_priv
= res
->dev_priv
;
1996 struct drm_vmw_size
*size
= &vmw_res_to_srf(res
)->base_size
;
1998 SVGA3dCmdHeader header
;
1999 SVGA3dCmdUpdateGBImage body
;
2002 size_t copy_size
= 0;
2008 cmd
= vmw_fifo_reserve(dev_priv
, sizeof(*cmd
) * num_clips
);
2010 DRM_ERROR("Couldn't reserve fifo space for proxy surface "
2015 for (i
= 0; i
< num_clips
; ++i
, clips
+= increment
, ++cmd
) {
2016 box
= &cmd
->body
.box
;
2018 cmd
->header
.id
= SVGA_3D_CMD_UPDATE_GB_IMAGE
;
2019 cmd
->header
.size
= sizeof(cmd
->body
);
2020 cmd
->body
.image
.sid
= res
->id
;
2021 cmd
->body
.image
.face
= 0;
2022 cmd
->body
.image
.mipmap
= 0;
2024 if (clips
->x1
> size
->width
|| clips
->x2
> size
->width
||
2025 clips
->y1
> size
->height
|| clips
->y2
> size
->height
) {
2026 DRM_ERROR("Invalid clips outsize of framebuffer.\n");
2033 box
->w
= clips
->x2
- clips
->x1
;
2034 box
->h
= clips
->y2
- clips
->y1
;
2037 copy_size
+= sizeof(*cmd
);
2040 vmw_fifo_commit(dev_priv
, copy_size
);
2045 int vmw_kms_fbdev_init_data(struct vmw_private
*dev_priv
,
2049 struct drm_connector
**p_con
,
2050 struct drm_crtc
**p_crtc
,
2051 struct drm_display_mode
**p_mode
)
2053 struct drm_connector
*con
;
2054 struct vmw_display_unit
*du
;
2055 struct drm_display_mode
*mode
;
2058 list_for_each_entry(con
, &dev_priv
->dev
->mode_config
.connector_list
,
2067 DRM_ERROR("Could not find initial display unit.\n");
2071 if (list_empty(&con
->modes
))
2072 (void) vmw_du_connector_fill_modes(con
, max_width
, max_height
);
2074 if (list_empty(&con
->modes
)) {
2075 DRM_ERROR("Could not find initial display mode.\n");
2079 du
= vmw_connector_to_du(con
);
2081 *p_crtc
= &du
->crtc
;
2083 list_for_each_entry(mode
, &con
->modes
, head
) {
2084 if (mode
->type
& DRM_MODE_TYPE_PREFERRED
)
2088 if (mode
->type
& DRM_MODE_TYPE_PREFERRED
)
2091 WARN_ONCE(true, "Could not find initial preferred mode.\n");
2092 *p_mode
= list_first_entry(&con
->modes
,
2093 struct drm_display_mode
,