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28#include "vmwgfx_kms.h"
29#include <drm/drm_plane_helper.h>
30#include <drm/drm_atomic.h>
31#include <drm/drm_atomic_helper.h>
32
33
34#define vmw_crtc_to_sou(x) \
35 container_of(x, struct vmw_screen_object_unit, base.crtc)
36#define vmw_encoder_to_sou(x) \
37 container_of(x, struct vmw_screen_object_unit, base.encoder)
38#define vmw_connector_to_sou(x) \
39 container_of(x, struct vmw_screen_object_unit, base.connector)
40
41
42
43
44
45
46
47
48
49
50
51
52
53struct vmw_kms_sou_surface_dirty {
54 struct vmw_kms_dirty base;
55 s32 left, right, top, bottom;
56 s32 dst_x, dst_y;
57 u32 sid;
58};
59
60
61
62
63
64struct vmw_kms_sou_readback_blit {
65 uint32 header;
66 SVGAFifoCmdBlitScreenToGMRFB body;
67};
68
69struct vmw_kms_sou_dmabuf_blit {
70 uint32 header;
71 SVGAFifoCmdBlitGMRFBToScreen body;
72};
73
74struct vmw_kms_sou_dirty_cmd {
75 SVGA3dCmdHeader header;
76 SVGA3dCmdBlitSurfaceToScreen body;
77};
78
79
80
81
82struct vmw_screen_object_unit {
83 struct vmw_display_unit base;
84
85 unsigned long buffer_size;
86 struct vmw_dma_buffer *buffer;
87
88 bool defined;
89};
90
91static void vmw_sou_destroy(struct vmw_screen_object_unit *sou)
92{
93 vmw_du_cleanup(&sou->base);
94 kfree(sou);
95}
96
97
98
99
100
101
102static void vmw_sou_crtc_destroy(struct drm_crtc *crtc)
103{
104 vmw_sou_destroy(vmw_crtc_to_sou(crtc));
105}
106
107
108
109
110static int vmw_sou_fifo_create(struct vmw_private *dev_priv,
111 struct vmw_screen_object_unit *sou,
112 uint32_t x, uint32_t y,
113 struct drm_display_mode *mode)
114{
115 size_t fifo_size;
116
117 struct {
118 struct {
119 uint32_t cmdType;
120 } header;
121 SVGAScreenObject obj;
122 } *cmd;
123
124 BUG_ON(!sou->buffer);
125
126 fifo_size = sizeof(*cmd);
127 cmd = vmw_fifo_reserve(dev_priv, fifo_size);
128
129 if (unlikely(cmd == NULL)) {
130 DRM_ERROR("Fifo reserve failed.\n");
131 return -ENOMEM;
132 }
133
134 memset(cmd, 0, fifo_size);
135 cmd->header.cmdType = SVGA_CMD_DEFINE_SCREEN;
136 cmd->obj.structSize = sizeof(SVGAScreenObject);
137 cmd->obj.id = sou->base.unit;
138 cmd->obj.flags = SVGA_SCREEN_HAS_ROOT |
139 (sou->base.unit == 0 ? SVGA_SCREEN_IS_PRIMARY : 0);
140 cmd->obj.size.width = mode->hdisplay;
141 cmd->obj.size.height = mode->vdisplay;
142 if (sou->base.is_implicit) {
143 cmd->obj.root.x = x;
144 cmd->obj.root.y = y;
145 } else {
146 cmd->obj.root.x = sou->base.gui_x;
147 cmd->obj.root.y = sou->base.gui_y;
148 }
149 sou->base.set_gui_x = cmd->obj.root.x;
150 sou->base.set_gui_y = cmd->obj.root.y;
151
152
153 vmw_bo_get_guest_ptr(&sou->buffer->base, &cmd->obj.backingStore.ptr);
154 cmd->obj.backingStore.pitch = mode->hdisplay * 4;
155
156 vmw_fifo_commit(dev_priv, fifo_size);
157
158 sou->defined = true;
159
160 return 0;
161}
162
163
164
165
166static int vmw_sou_fifo_destroy(struct vmw_private *dev_priv,
167 struct vmw_screen_object_unit *sou)
168{
169 size_t fifo_size;
170 int ret;
171
172 struct {
173 struct {
174 uint32_t cmdType;
175 } header;
176 SVGAFifoCmdDestroyScreen body;
177 } *cmd;
178
179
180 if (unlikely(!sou->defined))
181 return 0;
182
183 fifo_size = sizeof(*cmd);
184 cmd = vmw_fifo_reserve(dev_priv, fifo_size);
185
186 if (unlikely(cmd == NULL)) {
187 DRM_ERROR("Fifo reserve failed.\n");
188 return -ENOMEM;
189 }
190
191 memset(cmd, 0, fifo_size);
192 cmd->header.cmdType = SVGA_CMD_DESTROY_SCREEN;
193 cmd->body.screenId = sou->base.unit;
194
195 vmw_fifo_commit(dev_priv, fifo_size);
196
197
198 ret = vmw_fallback_wait(dev_priv, false, true, 0, false, 3*HZ);
199 if (unlikely(ret != 0))
200 DRM_ERROR("Failed to sync with HW");
201 else
202 sou->defined = false;
203
204 return ret;
205}
206
207
208
209
210
211
212
213
214
215static void vmw_sou_crtc_mode_set_nofb(struct drm_crtc *crtc)
216{
217 struct vmw_private *dev_priv;
218 struct vmw_screen_object_unit *sou;
219 struct vmw_framebuffer *vfb;
220 struct drm_framebuffer *fb;
221 struct drm_plane_state *ps;
222 struct vmw_plane_state *vps;
223 int ret;
224
225
226 sou = vmw_crtc_to_sou(crtc);
227 dev_priv = vmw_priv(crtc->dev);
228 ps = crtc->primary->state;
229 fb = ps->fb;
230 vps = vmw_plane_state_to_vps(ps);
231
232 vfb = (fb) ? vmw_framebuffer_to_vfb(fb) : NULL;
233
234 if (sou->defined) {
235 ret = vmw_sou_fifo_destroy(dev_priv, sou);
236 if (ret) {
237 DRM_ERROR("Failed to destroy Screen Object\n");
238 return;
239 }
240 }
241
242 if (vfb) {
243 sou->buffer = vps->dmabuf;
244 sou->buffer_size = vps->dmabuf_size;
245
246 ret = vmw_sou_fifo_create(dev_priv, sou, crtc->x, crtc->y,
247 &crtc->mode);
248 if (ret)
249 DRM_ERROR("Failed to define Screen Object %dx%d\n",
250 crtc->x, crtc->y);
251
252 vmw_kms_add_active(dev_priv, &sou->base, vfb);
253 } else {
254 sou->buffer = NULL;
255 sou->buffer_size = 0;
256
257 vmw_kms_del_active(dev_priv, &sou->base);
258 }
259}
260
261
262
263
264
265
266
267
268static void vmw_sou_crtc_helper_prepare(struct drm_crtc *crtc)
269{
270}
271
272
273
274
275
276
277
278
279static void vmw_sou_crtc_helper_commit(struct drm_crtc *crtc)
280{
281}
282
283
284
285
286
287
288static void vmw_sou_crtc_helper_disable(struct drm_crtc *crtc)
289{
290 struct vmw_private *dev_priv;
291 struct vmw_screen_object_unit *sou;
292 int ret;
293
294
295 if (!crtc) {
296 DRM_ERROR("CRTC is NULL\n");
297 return;
298 }
299
300 sou = vmw_crtc_to_sou(crtc);
301 dev_priv = vmw_priv(crtc->dev);
302
303 if (sou->defined) {
304 ret = vmw_sou_fifo_destroy(dev_priv, sou);
305 if (ret)
306 DRM_ERROR("Failed to destroy Screen Object\n");
307 }
308}
309
310static int vmw_sou_crtc_page_flip(struct drm_crtc *crtc,
311 struct drm_framebuffer *new_fb,
312 struct drm_pending_vblank_event *event,
313 uint32_t flags,
314 struct drm_modeset_acquire_ctx *ctx)
315{
316 struct vmw_private *dev_priv = vmw_priv(crtc->dev);
317 struct drm_framebuffer *old_fb = crtc->primary->fb;
318 struct vmw_framebuffer *vfb = vmw_framebuffer_to_vfb(new_fb);
319 struct vmw_fence_obj *fence = NULL;
320 struct drm_vmw_rect vclips;
321 int ret;
322
323 if (!vmw_kms_crtc_flippable(dev_priv, crtc))
324 return -EINVAL;
325
326 flags &= ~DRM_MODE_PAGE_FLIP_ASYNC;
327 ret = drm_atomic_helper_page_flip(crtc, new_fb, NULL, flags, ctx);
328 if (ret) {
329 DRM_ERROR("Page flip error %d.\n", ret);
330 return ret;
331 }
332
333
334 vclips.x = crtc->x;
335 vclips.y = crtc->y;
336 vclips.w = crtc->mode.hdisplay;
337 vclips.h = crtc->mode.vdisplay;
338
339 if (vfb->dmabuf)
340 ret = vmw_kms_sou_do_dmabuf_dirty(dev_priv, vfb,
341 NULL, &vclips, 1, 1,
342 true, &fence);
343 else
344 ret = vmw_kms_sou_do_surface_dirty(dev_priv, vfb,
345 NULL, &vclips, NULL,
346 0, 0, 1, 1, &fence);
347
348
349 if (ret != 0)
350 goto out_no_fence;
351 if (!fence) {
352 ret = -EINVAL;
353 goto out_no_fence;
354 }
355
356 if (event) {
357 struct drm_file *file_priv = event->base.file_priv;
358
359 ret = vmw_event_fence_action_queue(file_priv, fence,
360 &event->base,
361 &event->event.tv_sec,
362 &event->event.tv_usec,
363 true);
364 }
365
366
367
368
369
370 vmw_fence_obj_unreference(&fence);
371
372 if (vmw_crtc_to_du(crtc)->is_implicit)
373 vmw_kms_update_implicit_fb(dev_priv, crtc);
374
375 return ret;
376
377out_no_fence:
378 drm_atomic_set_fb_for_plane(crtc->primary->state, old_fb);
379 return ret;
380}
381
382static const struct drm_crtc_funcs vmw_screen_object_crtc_funcs = {
383 .gamma_set = vmw_du_crtc_gamma_set,
384 .destroy = vmw_sou_crtc_destroy,
385 .reset = vmw_du_crtc_reset,
386 .atomic_duplicate_state = vmw_du_crtc_duplicate_state,
387 .atomic_destroy_state = vmw_du_crtc_destroy_state,
388 .set_config = vmw_kms_set_config,
389 .page_flip = vmw_sou_crtc_page_flip,
390};
391
392
393
394
395
396static void vmw_sou_encoder_destroy(struct drm_encoder *encoder)
397{
398 vmw_sou_destroy(vmw_encoder_to_sou(encoder));
399}
400
401static const struct drm_encoder_funcs vmw_screen_object_encoder_funcs = {
402 .destroy = vmw_sou_encoder_destroy,
403};
404
405
406
407
408
409static void vmw_sou_connector_destroy(struct drm_connector *connector)
410{
411 vmw_sou_destroy(vmw_connector_to_sou(connector));
412}
413
414static const struct drm_connector_funcs vmw_sou_connector_funcs = {
415 .dpms = vmw_du_connector_dpms,
416 .detect = vmw_du_connector_detect,
417 .fill_modes = vmw_du_connector_fill_modes,
418 .set_property = vmw_du_connector_set_property,
419 .destroy = vmw_sou_connector_destroy,
420 .reset = vmw_du_connector_reset,
421 .atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
422 .atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
423 .atomic_set_property = vmw_du_connector_atomic_set_property,
424 .atomic_get_property = vmw_du_connector_atomic_get_property,
425};
426
427
428static const struct
429drm_connector_helper_funcs vmw_sou_connector_helper_funcs = {
430 .best_encoder = drm_atomic_helper_best_encoder,
431};
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449static void
450vmw_sou_primary_plane_cleanup_fb(struct drm_plane *plane,
451 struct drm_plane_state *old_state)
452{
453 struct vmw_plane_state *vps = vmw_plane_state_to_vps(old_state);
454
455 vmw_dmabuf_unreference(&vps->dmabuf);
456 vps->dmabuf_size = 0;
457
458 vmw_du_plane_cleanup_fb(plane, old_state);
459}
460
461
462
463
464
465
466
467
468
469
470
471
472static int
473vmw_sou_primary_plane_prepare_fb(struct drm_plane *plane,
474 struct drm_plane_state *new_state)
475{
476 struct drm_framebuffer *new_fb = new_state->fb;
477 struct drm_crtc *crtc = plane->state->crtc ?: new_state->crtc;
478 struct vmw_plane_state *vps = vmw_plane_state_to_vps(new_state);
479 struct vmw_private *dev_priv;
480 size_t size;
481 int ret;
482
483
484 if (!new_fb) {
485 vmw_dmabuf_unreference(&vps->dmabuf);
486 vps->dmabuf_size = 0;
487
488 return 0;
489 }
490
491 size = new_state->crtc_w * new_state->crtc_h * 4;
492
493 if (vps->dmabuf) {
494 if (vps->dmabuf_size == size)
495 return 0;
496
497 vmw_dmabuf_unreference(&vps->dmabuf);
498 vps->dmabuf_size = 0;
499 }
500
501 vps->dmabuf = kzalloc(sizeof(*vps->dmabuf), GFP_KERNEL);
502 if (!vps->dmabuf)
503 return -ENOMEM;
504
505 dev_priv = vmw_priv(crtc->dev);
506 vmw_svga_enable(dev_priv);
507
508
509
510
511 vmw_overlay_pause_all(dev_priv);
512 ret = vmw_dmabuf_init(dev_priv, vps->dmabuf, size,
513 &vmw_vram_ne_placement,
514 false, &vmw_dmabuf_bo_free);
515 vmw_overlay_resume_all(dev_priv);
516
517 if (ret != 0)
518 vps->dmabuf = NULL;
519 else
520 vps->dmabuf_size = size;
521
522 return ret;
523}
524
525
526static void
527vmw_sou_primary_plane_atomic_update(struct drm_plane *plane,
528 struct drm_plane_state *old_state)
529{
530 struct drm_crtc *crtc = plane->state->crtc;
531
532 if (crtc)
533 crtc->primary->fb = plane->state->fb;
534}
535
536
537static const struct drm_plane_funcs vmw_sou_plane_funcs = {
538 .update_plane = drm_atomic_helper_update_plane,
539 .disable_plane = drm_atomic_helper_disable_plane,
540 .destroy = vmw_du_primary_plane_destroy,
541 .reset = vmw_du_plane_reset,
542 .atomic_duplicate_state = vmw_du_plane_duplicate_state,
543 .atomic_destroy_state = vmw_du_plane_destroy_state,
544};
545
546static const struct drm_plane_funcs vmw_sou_cursor_funcs = {
547 .update_plane = drm_atomic_helper_update_plane,
548 .disable_plane = drm_atomic_helper_disable_plane,
549 .destroy = vmw_du_cursor_plane_destroy,
550 .reset = vmw_du_plane_reset,
551 .atomic_duplicate_state = vmw_du_plane_duplicate_state,
552 .atomic_destroy_state = vmw_du_plane_destroy_state,
553};
554
555
556
557
558static const struct
559drm_plane_helper_funcs vmw_sou_cursor_plane_helper_funcs = {
560 .atomic_check = vmw_du_cursor_plane_atomic_check,
561 .atomic_update = vmw_du_cursor_plane_atomic_update,
562 .prepare_fb = vmw_du_cursor_plane_prepare_fb,
563 .cleanup_fb = vmw_du_plane_cleanup_fb,
564};
565
566static const struct
567drm_plane_helper_funcs vmw_sou_primary_plane_helper_funcs = {
568 .atomic_check = vmw_du_primary_plane_atomic_check,
569 .atomic_update = vmw_sou_primary_plane_atomic_update,
570 .prepare_fb = vmw_sou_primary_plane_prepare_fb,
571 .cleanup_fb = vmw_sou_primary_plane_cleanup_fb,
572};
573
574static const struct drm_crtc_helper_funcs vmw_sou_crtc_helper_funcs = {
575 .prepare = vmw_sou_crtc_helper_prepare,
576 .commit = vmw_sou_crtc_helper_commit,
577 .disable = vmw_sou_crtc_helper_disable,
578 .mode_set_nofb = vmw_sou_crtc_mode_set_nofb,
579 .atomic_check = vmw_du_crtc_atomic_check,
580 .atomic_begin = vmw_du_crtc_atomic_begin,
581 .atomic_flush = vmw_du_crtc_atomic_flush,
582};
583
584
585static int vmw_sou_init(struct vmw_private *dev_priv, unsigned unit)
586{
587 struct vmw_screen_object_unit *sou;
588 struct drm_device *dev = dev_priv->dev;
589 struct drm_connector *connector;
590 struct drm_encoder *encoder;
591 struct drm_plane *primary, *cursor;
592 struct drm_crtc *crtc;
593 int ret;
594
595 sou = kzalloc(sizeof(*sou), GFP_KERNEL);
596 if (!sou)
597 return -ENOMEM;
598
599 sou->base.unit = unit;
600 crtc = &sou->base.crtc;
601 encoder = &sou->base.encoder;
602 connector = &sou->base.connector;
603 primary = &sou->base.primary;
604 cursor = &sou->base.cursor;
605
606 sou->base.active_implicit = false;
607 sou->base.pref_active = (unit == 0);
608 sou->base.pref_width = dev_priv->initial_width;
609 sou->base.pref_height = dev_priv->initial_height;
610 sou->base.pref_mode = NULL;
611
612
613
614
615
616 sou->base.is_implicit = false;
617
618
619 vmw_du_plane_reset(primary);
620
621 ret = drm_universal_plane_init(dev, &sou->base.primary,
622 0, &vmw_sou_plane_funcs,
623 vmw_primary_plane_formats,
624 ARRAY_SIZE(vmw_primary_plane_formats),
625 DRM_PLANE_TYPE_PRIMARY, NULL);
626 if (ret) {
627 DRM_ERROR("Failed to initialize primary plane");
628 goto err_free;
629 }
630
631 drm_plane_helper_add(primary, &vmw_sou_primary_plane_helper_funcs);
632
633
634 vmw_du_plane_reset(cursor);
635
636 ret = drm_universal_plane_init(dev, &sou->base.cursor,
637 0, &vmw_sou_cursor_funcs,
638 vmw_cursor_plane_formats,
639 ARRAY_SIZE(vmw_cursor_plane_formats),
640 DRM_PLANE_TYPE_CURSOR, NULL);
641 if (ret) {
642 DRM_ERROR("Failed to initialize cursor plane");
643 drm_plane_cleanup(&sou->base.primary);
644 goto err_free;
645 }
646
647 drm_plane_helper_add(cursor, &vmw_sou_cursor_plane_helper_funcs);
648
649 vmw_du_connector_reset(connector);
650 ret = drm_connector_init(dev, connector, &vmw_sou_connector_funcs,
651 DRM_MODE_CONNECTOR_VIRTUAL);
652 if (ret) {
653 DRM_ERROR("Failed to initialize connector\n");
654 goto err_free;
655 }
656
657 drm_connector_helper_add(connector, &vmw_sou_connector_helper_funcs);
658 connector->status = vmw_du_connector_detect(connector, true);
659 vmw_connector_state_to_vcs(connector->state)->is_implicit = false;
660
661
662 ret = drm_encoder_init(dev, encoder, &vmw_screen_object_encoder_funcs,
663 DRM_MODE_ENCODER_VIRTUAL, NULL);
664 if (ret) {
665 DRM_ERROR("Failed to initialize encoder\n");
666 goto err_free_connector;
667 }
668
669 (void) drm_mode_connector_attach_encoder(connector, encoder);
670 encoder->possible_crtcs = (1 << unit);
671 encoder->possible_clones = 0;
672
673 ret = drm_connector_register(connector);
674 if (ret) {
675 DRM_ERROR("Failed to register connector\n");
676 goto err_free_encoder;
677 }
678
679
680 vmw_du_crtc_reset(crtc);
681 ret = drm_crtc_init_with_planes(dev, crtc, &sou->base.primary,
682 &sou->base.cursor,
683 &vmw_screen_object_crtc_funcs, NULL);
684 if (ret) {
685 DRM_ERROR("Failed to initialize CRTC\n");
686 goto err_free_unregister;
687 }
688
689 drm_crtc_helper_add(crtc, &vmw_sou_crtc_helper_funcs);
690
691 drm_mode_crtc_set_gamma_size(crtc, 256);
692
693 drm_object_attach_property(&connector->base,
694 dev_priv->hotplug_mode_update_property, 1);
695 drm_object_attach_property(&connector->base,
696 dev->mode_config.suggested_x_property, 0);
697 drm_object_attach_property(&connector->base,
698 dev->mode_config.suggested_y_property, 0);
699 if (dev_priv->implicit_placement_property)
700 drm_object_attach_property
701 (&connector->base,
702 dev_priv->implicit_placement_property,
703 sou->base.is_implicit);
704
705 return 0;
706
707err_free_unregister:
708 drm_connector_unregister(connector);
709err_free_encoder:
710 drm_encoder_cleanup(encoder);
711err_free_connector:
712 drm_connector_cleanup(connector);
713err_free:
714 kfree(sou);
715 return ret;
716}
717
718int vmw_kms_sou_init_display(struct vmw_private *dev_priv)
719{
720 struct drm_device *dev = dev_priv->dev;
721 int i, ret;
722
723 if (!(dev_priv->capabilities & SVGA_CAP_SCREEN_OBJECT_2)) {
724 DRM_INFO("Not using screen objects,"
725 " missing cap SCREEN_OBJECT_2\n");
726 return -ENOSYS;
727 }
728
729 ret = -ENOMEM;
730 dev_priv->num_implicit = 0;
731 dev_priv->implicit_fb = NULL;
732
733 ret = drm_vblank_init(dev, VMWGFX_NUM_DISPLAY_UNITS);
734 if (unlikely(ret != 0))
735 return ret;
736
737 vmw_kms_create_implicit_placement_property(dev_priv, false);
738
739 for (i = 0; i < VMWGFX_NUM_DISPLAY_UNITS; ++i)
740 vmw_sou_init(dev_priv, i);
741
742 dev_priv->active_display_unit = vmw_du_screen_object;
743
744 DRM_INFO("Screen Objects Display Unit initialized\n");
745
746 return 0;
747}
748
749int vmw_kms_sou_close_display(struct vmw_private *dev_priv)
750{
751 struct drm_device *dev = dev_priv->dev;
752
753 drm_vblank_cleanup(dev);
754
755 return 0;
756}
757
758static int do_dmabuf_define_gmrfb(struct vmw_private *dev_priv,
759 struct vmw_framebuffer *framebuffer)
760{
761 struct vmw_dma_buffer *buf =
762 container_of(framebuffer, struct vmw_framebuffer_dmabuf,
763 base)->buffer;
764 int depth = framebuffer->base.format->depth;
765 struct {
766 uint32_t header;
767 SVGAFifoCmdDefineGMRFB body;
768 } *cmd;
769
770
771
772
773
774 if (depth == 32)
775 depth = 24;
776
777 cmd = vmw_fifo_reserve(dev_priv, sizeof(*cmd));
778 if (!cmd) {
779 DRM_ERROR("Out of fifo space for dirty framebuffer command.\n");
780 return -ENOMEM;
781 }
782
783 cmd->header = SVGA_CMD_DEFINE_GMRFB;
784 cmd->body.format.bitsPerPixel = framebuffer->base.format->cpp[0] * 8;
785 cmd->body.format.colorDepth = depth;
786 cmd->body.format.reserved = 0;
787 cmd->body.bytesPerLine = framebuffer->base.pitches[0];
788
789 vmw_bo_get_guest_ptr(&buf->base, &cmd->body.ptr);
790 vmw_fifo_commit(dev_priv, sizeof(*cmd));
791
792 return 0;
793}
794
795
796
797
798
799
800
801
802
803
804static void vmw_sou_surface_fifo_commit(struct vmw_kms_dirty *dirty)
805{
806 struct vmw_kms_sou_surface_dirty *sdirty =
807 container_of(dirty, typeof(*sdirty), base);
808 struct vmw_kms_sou_dirty_cmd *cmd = dirty->cmd;
809 s32 trans_x = dirty->unit->crtc.x - sdirty->dst_x;
810 s32 trans_y = dirty->unit->crtc.y - sdirty->dst_y;
811 size_t region_size = dirty->num_hits * sizeof(SVGASignedRect);
812 SVGASignedRect *blit = (SVGASignedRect *) &cmd[1];
813 int i;
814
815 if (!dirty->num_hits) {
816 vmw_fifo_commit(dirty->dev_priv, 0);
817 return;
818 }
819
820 cmd->header.id = SVGA_3D_CMD_BLIT_SURFACE_TO_SCREEN;
821 cmd->header.size = sizeof(cmd->body) + region_size;
822
823
824
825
826
827 cmd->body.destRect.left = sdirty->left;
828 cmd->body.destRect.right = sdirty->right;
829 cmd->body.destRect.top = sdirty->top;
830 cmd->body.destRect.bottom = sdirty->bottom;
831
832 cmd->body.srcRect.left = sdirty->left + trans_x;
833 cmd->body.srcRect.right = sdirty->right + trans_x;
834 cmd->body.srcRect.top = sdirty->top + trans_y;
835 cmd->body.srcRect.bottom = sdirty->bottom + trans_y;
836
837 cmd->body.srcImage.sid = sdirty->sid;
838 cmd->body.destScreenId = dirty->unit->unit;
839
840
841 for (i = 0; i < dirty->num_hits; ++i, ++blit) {
842 blit->left -= sdirty->left;
843 blit->right -= sdirty->left;
844 blit->top -= sdirty->top;
845 blit->bottom -= sdirty->top;
846 }
847
848 vmw_fifo_commit(dirty->dev_priv, region_size + sizeof(*cmd));
849
850 sdirty->left = sdirty->top = S32_MAX;
851 sdirty->right = sdirty->bottom = S32_MIN;
852}
853
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860
861
862static void vmw_sou_surface_clip(struct vmw_kms_dirty *dirty)
863{
864 struct vmw_kms_sou_surface_dirty *sdirty =
865 container_of(dirty, typeof(*sdirty), base);
866 struct vmw_kms_sou_dirty_cmd *cmd = dirty->cmd;
867 SVGASignedRect *blit = (SVGASignedRect *) &cmd[1];
868
869
870 blit += dirty->num_hits;
871 blit->left = dirty->unit_x1;
872 blit->top = dirty->unit_y1;
873 blit->right = dirty->unit_x2;
874 blit->bottom = dirty->unit_y2;
875
876
877 sdirty->left = min_t(s32, sdirty->left, dirty->unit_x1);
878 sdirty->top = min_t(s32, sdirty->top, dirty->unit_y1);
879 sdirty->right = max_t(s32, sdirty->right, dirty->unit_x2);
880 sdirty->bottom = max_t(s32, sdirty->bottom, dirty->unit_y2);
881
882 dirty->num_hits++;
883}
884
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905
906int vmw_kms_sou_do_surface_dirty(struct vmw_private *dev_priv,
907 struct vmw_framebuffer *framebuffer,
908 struct drm_clip_rect *clips,
909 struct drm_vmw_rect *vclips,
910 struct vmw_resource *srf,
911 s32 dest_x,
912 s32 dest_y,
913 unsigned num_clips, int inc,
914 struct vmw_fence_obj **out_fence)
915{
916 struct vmw_framebuffer_surface *vfbs =
917 container_of(framebuffer, typeof(*vfbs), base);
918 struct vmw_kms_sou_surface_dirty sdirty;
919 int ret;
920
921 if (!srf)
922 srf = &vfbs->surface->res;
923
924 ret = vmw_kms_helper_resource_prepare(srf, true);
925 if (ret)
926 return ret;
927
928 sdirty.base.fifo_commit = vmw_sou_surface_fifo_commit;
929 sdirty.base.clip = vmw_sou_surface_clip;
930 sdirty.base.dev_priv = dev_priv;
931 sdirty.base.fifo_reserve_size = sizeof(struct vmw_kms_sou_dirty_cmd) +
932 sizeof(SVGASignedRect) * num_clips;
933
934 sdirty.sid = srf->id;
935 sdirty.left = sdirty.top = S32_MAX;
936 sdirty.right = sdirty.bottom = S32_MIN;
937 sdirty.dst_x = dest_x;
938 sdirty.dst_y = dest_y;
939
940 ret = vmw_kms_helper_dirty(dev_priv, framebuffer, clips, vclips,
941 dest_x, dest_y, num_clips, inc,
942 &sdirty.base);
943 vmw_kms_helper_resource_finish(srf, out_fence);
944
945 return ret;
946}
947
948
949
950
951
952
953
954
955static void vmw_sou_dmabuf_fifo_commit(struct vmw_kms_dirty *dirty)
956{
957 if (!dirty->num_hits) {
958 vmw_fifo_commit(dirty->dev_priv, 0);
959 return;
960 }
961
962 vmw_fifo_commit(dirty->dev_priv,
963 sizeof(struct vmw_kms_sou_dmabuf_blit) *
964 dirty->num_hits);
965}
966
967
968
969
970
971
972
973
974static void vmw_sou_dmabuf_clip(struct vmw_kms_dirty *dirty)
975{
976 struct vmw_kms_sou_dmabuf_blit *blit = dirty->cmd;
977
978 blit += dirty->num_hits;
979 blit->header = SVGA_CMD_BLIT_GMRFB_TO_SCREEN;
980 blit->body.destScreenId = dirty->unit->unit;
981 blit->body.srcOrigin.x = dirty->fb_x;
982 blit->body.srcOrigin.y = dirty->fb_y;
983 blit->body.destRect.left = dirty->unit_x1;
984 blit->body.destRect.top = dirty->unit_y1;
985 blit->body.destRect.right = dirty->unit_x2;
986 blit->body.destRect.bottom = dirty->unit_y2;
987 dirty->num_hits++;
988}
989
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1008int vmw_kms_sou_do_dmabuf_dirty(struct vmw_private *dev_priv,
1009 struct vmw_framebuffer *framebuffer,
1010 struct drm_clip_rect *clips,
1011 struct drm_vmw_rect *vclips,
1012 unsigned num_clips, int increment,
1013 bool interruptible,
1014 struct vmw_fence_obj **out_fence)
1015{
1016 struct vmw_dma_buffer *buf =
1017 container_of(framebuffer, struct vmw_framebuffer_dmabuf,
1018 base)->buffer;
1019 struct vmw_kms_dirty dirty;
1020 int ret;
1021
1022 ret = vmw_kms_helper_buffer_prepare(dev_priv, buf, interruptible,
1023 false);
1024 if (ret)
1025 return ret;
1026
1027 ret = do_dmabuf_define_gmrfb(dev_priv, framebuffer);
1028 if (unlikely(ret != 0))
1029 goto out_revert;
1030
1031 dirty.fifo_commit = vmw_sou_dmabuf_fifo_commit;
1032 dirty.clip = vmw_sou_dmabuf_clip;
1033 dirty.fifo_reserve_size = sizeof(struct vmw_kms_sou_dmabuf_blit) *
1034 num_clips;
1035 ret = vmw_kms_helper_dirty(dev_priv, framebuffer, clips, vclips,
1036 0, 0, num_clips, increment, &dirty);
1037 vmw_kms_helper_buffer_finish(dev_priv, NULL, buf, out_fence, NULL);
1038
1039 return ret;
1040
1041out_revert:
1042 vmw_kms_helper_buffer_revert(buf);
1043
1044 return ret;
1045}
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055static void vmw_sou_readback_fifo_commit(struct vmw_kms_dirty *dirty)
1056{
1057 if (!dirty->num_hits) {
1058 vmw_fifo_commit(dirty->dev_priv, 0);
1059 return;
1060 }
1061
1062 vmw_fifo_commit(dirty->dev_priv,
1063 sizeof(struct vmw_kms_sou_readback_blit) *
1064 dirty->num_hits);
1065}
1066
1067
1068
1069
1070
1071
1072
1073
1074static void vmw_sou_readback_clip(struct vmw_kms_dirty *dirty)
1075{
1076 struct vmw_kms_sou_readback_blit *blit = dirty->cmd;
1077
1078 blit += dirty->num_hits;
1079 blit->header = SVGA_CMD_BLIT_SCREEN_TO_GMRFB;
1080 blit->body.srcScreenId = dirty->unit->unit;
1081 blit->body.destOrigin.x = dirty->fb_x;
1082 blit->body.destOrigin.y = dirty->fb_y;
1083 blit->body.srcRect.left = dirty->unit_x1;
1084 blit->body.srcRect.top = dirty->unit_y1;
1085 blit->body.srcRect.right = dirty->unit_x2;
1086 blit->body.srcRect.bottom = dirty->unit_y2;
1087 dirty->num_hits++;
1088}
1089
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1105
1106int vmw_kms_sou_readback(struct vmw_private *dev_priv,
1107 struct drm_file *file_priv,
1108 struct vmw_framebuffer *vfb,
1109 struct drm_vmw_fence_rep __user *user_fence_rep,
1110 struct drm_vmw_rect *vclips,
1111 uint32_t num_clips)
1112{
1113 struct vmw_dma_buffer *buf =
1114 container_of(vfb, struct vmw_framebuffer_dmabuf, base)->buffer;
1115 struct vmw_kms_dirty dirty;
1116 int ret;
1117
1118 ret = vmw_kms_helper_buffer_prepare(dev_priv, buf, true, false);
1119 if (ret)
1120 return ret;
1121
1122 ret = do_dmabuf_define_gmrfb(dev_priv, vfb);
1123 if (unlikely(ret != 0))
1124 goto out_revert;
1125
1126 dirty.fifo_commit = vmw_sou_readback_fifo_commit;
1127 dirty.clip = vmw_sou_readback_clip;
1128 dirty.fifo_reserve_size = sizeof(struct vmw_kms_sou_readback_blit) *
1129 num_clips;
1130 ret = vmw_kms_helper_dirty(dev_priv, vfb, NULL, vclips,
1131 0, 0, num_clips, 1, &dirty);
1132 vmw_kms_helper_buffer_finish(dev_priv, file_priv, buf, NULL,
1133 user_fence_rep);
1134
1135 return ret;
1136
1137out_revert:
1138 vmw_kms_helper_buffer_revert(buf);
1139
1140 return ret;
1141}
1142