1 // SPDX-License-Identifier: GPL-2.0 OR MIT
4  * Copyright (c) 2011-2024 Broadcom. All Rights Reserved. The term
21  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
47  * struct vmw_kms_sou_surface_dirty - Closure structure for
50  * @left: Left side of bounding box.
52  * @top: Top side of bounding box.
60 	s32 left, right, top, bottom;  member
102 	vmw_du_cleanup(&sou->base);  in vmw_sou_destroy()
133 	BUG_ON(!sou->buffer);  in vmw_sou_fifo_create()
138 		return -ENOMEM;  in vmw_sou_fifo_create()
141 	cmd->header.cmdType = SVGA_CMD_DEFINE_SCREEN;  in vmw_sou_fifo_create()
142 	cmd->obj.structSize = sizeof(SVGAScreenObject);  in vmw_sou_fifo_create()
143 	cmd->obj.id = sou->base.unit;  in vmw_sou_fifo_create()
144 	cmd->obj.flags = SVGA_SCREEN_HAS_ROOT |  in vmw_sou_fifo_create()
145 		(sou->base.unit == 0 ? SVGA_SCREEN_IS_PRIMARY : 0);  in vmw_sou_fifo_create()
146 	cmd->obj.size.width = mode->hdisplay;  in vmw_sou_fifo_create()
147 	cmd->obj.size.height = mode->vdisplay;  in vmw_sou_fifo_create()
148 	cmd->obj.root.x = x;  in vmw_sou_fifo_create()
149 	cmd->obj.root.y = y;  in vmw_sou_fifo_create()
150 	sou->base.set_gui_x = cmd->obj.root.x;  in vmw_sou_fifo_create()
151 	sou->base.set_gui_y = cmd->obj.root.y;  in vmw_sou_fifo_create()
154 	vmw_bo_get_guest_ptr(&sou->buffer->tbo, &cmd->obj.backingStore.ptr);  in vmw_sou_fifo_create()
155 	cmd->obj.backingStore.pitch = mode->hdisplay * 4;  in vmw_sou_fifo_create()
159 	sou->defined = true;  in vmw_sou_fifo_create()
181 	if (unlikely(!sou->defined))  in vmw_sou_fifo_destroy()
187 		return -ENOMEM;  in vmw_sou_fifo_destroy()
190 	cmd->header.cmdType = SVGA_CMD_DESTROY_SCREEN;  in vmw_sou_fifo_destroy()
191 	cmd->body.screenId = sou->base.unit;  in vmw_sou_fifo_destroy()
200 		sou->defined = false;  in vmw_sou_fifo_destroy()
206  * vmw_sou_crtc_mode_set_nofb - Create new screen
224 	dev_priv = vmw_priv(crtc->dev);  in vmw_sou_crtc_mode_set_nofb()
225 	ps = crtc->primary->state;  in vmw_sou_crtc_mode_set_nofb()
226 	fb = ps->fb;  in vmw_sou_crtc_mode_set_nofb()
231 	if (sou->defined) {  in vmw_sou_crtc_mode_set_nofb()
244 		sou->buffer = vmw_user_object_buffer(&vps->uo);  in vmw_sou_crtc_mode_set_nofb()
246 		conn_state = sou->base.connector.state;  in vmw_sou_crtc_mode_set_nofb()
249 		x = vmw_conn_state->gui_x;  in vmw_sou_crtc_mode_set_nofb()
250 		y = vmw_conn_state->gui_y;  in vmw_sou_crtc_mode_set_nofb()
252 		ret = vmw_sou_fifo_create(dev_priv, sou, x, y, &crtc->mode);  in vmw_sou_crtc_mode_set_nofb()
255 				  crtc->x, crtc->y);  in vmw_sou_crtc_mode_set_nofb()
258 		sou->buffer = NULL;  in vmw_sou_crtc_mode_set_nofb()
263  * vmw_sou_crtc_helper_prepare - Noop
274  * vmw_sou_crtc_atomic_disable - Turns off CRTC
293 	dev_priv = vmw_priv(crtc->dev);  in vmw_sou_crtc_atomic_disable()
295 	if (dev_priv->vkms_enabled)  in vmw_sou_crtc_atomic_disable()
298 	if (sou->defined) {  in vmw_sou_crtc_atomic_disable()
364  * vmw_sou_primary_plane_cleanup_fb - Frees sou backing buffer
378 	struct drm_crtc *crtc = plane->state->crtc ?  in vmw_sou_primary_plane_cleanup_fb()
379 		plane->state->crtc : old_state->crtc;  in vmw_sou_primary_plane_cleanup_fb()
380 	struct vmw_bo *bo = vmw_user_object_buffer(&vps->uo);  in vmw_sou_primary_plane_cleanup_fb()
383 		vmw_bo_unpin(vmw_priv(crtc->dev), bo, false);  in vmw_sou_primary_plane_cleanup_fb()
384 	vmw_user_object_unref(&vps->uo);  in vmw_sou_primary_plane_cleanup_fb()
385 	vps->bo_size = 0;  in vmw_sou_primary_plane_cleanup_fb()
392  * vmw_sou_primary_plane_prepare_fb - allocate backing buffer
405 	struct drm_framebuffer *new_fb = new_state->fb;  in vmw_sou_primary_plane_prepare_fb()
406 	struct drm_crtc *crtc = plane->state->crtc ?: new_state->crtc;  in vmw_sou_primary_plane_prepare_fb()
419 		vmw_user_object_unref(&vps->uo);  in vmw_sou_primary_plane_prepare_fb()
420 		vps->bo_size = 0;  in vmw_sou_primary_plane_prepare_fb()
425 	bo_params.size = new_state->crtc_w * new_state->crtc_h * 4;  in vmw_sou_primary_plane_prepare_fb()
426 	dev_priv = vmw_priv(crtc->dev);  in vmw_sou_primary_plane_prepare_fb()
428 	bo = vmw_user_object_buffer(&vps->uo);  in vmw_sou_primary_plane_prepare_fb()
430 		if (vps->bo_size == bo_params.size) {  in vmw_sou_primary_plane_prepare_fb()
432 			 * Note that this might temporarily up the pin-count  in vmw_sou_primary_plane_prepare_fb()
438 		vmw_user_object_unref(&vps->uo);  in vmw_sou_primary_plane_prepare_fb()
439 		vps->bo_size = 0;  in vmw_sou_primary_plane_prepare_fb()
448 	ret = vmw_gem_object_create(dev_priv, &bo_params, &vps->uo.buffer);  in vmw_sou_primary_plane_prepare_fb()
453 	vps->bo_size = bo_params.size;  in vmw_sou_primary_plane_prepare_fb()
459 	return vmw_bo_pin_in_vram(dev_priv, vps->uo.buffer, true);  in vmw_sou_primary_plane_prepare_fb()
473 		container_of(update->vfb, typeof(*vfbbo), base);  in vmw_sou_bo_define_gmrfb()
475 	int depth = update->vfb->base.format->depth;  in vmw_sou_bo_define_gmrfb()
484 	gmr->header = SVGA_CMD_DEFINE_GMRFB;  in vmw_sou_bo_define_gmrfb()
486 	gmr->body.format.bitsPerPixel = update->vfb->base.format->cpp[0] * 8;  in vmw_sou_bo_define_gmrfb()
487 	gmr->body.format.colorDepth = depth;  in vmw_sou_bo_define_gmrfb()
488 	gmr->body.format.reserved = 0;  in vmw_sou_bo_define_gmrfb()
489 	gmr->body.bytesPerLine = update->vfb->base.pitches[0];  in vmw_sou_bo_define_gmrfb()
490 	vmw_bo_get_guest_ptr(&vfbbo->buffer->tbo, &gmr->body.ptr);  in vmw_sou_bo_define_gmrfb()
501 	blit->header = SVGA_CMD_BLIT_GMRFB_TO_SCREEN;  in vmw_sou_bo_populate_clip()
502 	blit->body.destScreenId = update->du->unit;  in vmw_sou_bo_populate_clip()
503 	blit->body.srcOrigin.x = fb_x;  in vmw_sou_bo_populate_clip()
504 	blit->body.srcOrigin.y = fb_y;  in vmw_sou_bo_populate_clip()
505 	blit->body.destRect.left = clip->x1;  in vmw_sou_bo_populate_clip()
506 	blit->body.destRect.top = clip->y1;  in vmw_sou_bo_populate_clip()
507 	blit->body.destRect.right = clip->x2;  in vmw_sou_bo_populate_clip()
508 	blit->body.destRect.bottom = clip->y2;  in vmw_sou_bo_populate_clip()
520  * vmw_sou_plane_update_bo - Update display unit for bo backed fb.
525  * @out_fence: If non-NULL, will return a ref-counted pointer to vmw_fence_obj.
543 	bo_update.base.du = vmw_crtc_to_du(plane->state->crtc);  in vmw_sou_plane_update_bo()
576 	srf_update->cmd_start = cmd;  in vmw_sou_surface_post_prepare()
588 	vfbs = container_of(update->vfb, typeof(*vfbs), base);  in vmw_sou_surface_pre_clip()
590 	blit->header.id = SVGA_3D_CMD_BLIT_SURFACE_TO_SCREEN;  in vmw_sou_surface_pre_clip()
591 	blit->header.size = sizeof(blit->body) + sizeof(SVGASignedRect) *  in vmw_sou_surface_pre_clip()
594 	surf = vmw_user_object_surface(&vfbs->uo);  in vmw_sou_surface_pre_clip()
595 	blit->body.srcImage.sid = surf->res.id;  in vmw_sou_surface_pre_clip()
596 	blit->body.destScreenId = update->du->unit;  in vmw_sou_surface_pre_clip()
599 	blit->body.srcRect.left = 0;  in vmw_sou_surface_pre_clip()
600 	blit->body.srcRect.top = 0;  in vmw_sou_surface_pre_clip()
601 	blit->body.srcRect.right = 0;  in vmw_sou_surface_pre_clip()
602 	blit->body.srcRect.bottom = 0;  in vmw_sou_surface_pre_clip()
604 	blit->body.destRect.left = 0;  in vmw_sou_surface_pre_clip()
605 	blit->body.destRect.top = 0;  in vmw_sou_surface_pre_clip()
606 	blit->body.destRect.right = 0;  in vmw_sou_surface_pre_clip()
607 	blit->body.destRect.bottom = 0;  in vmw_sou_surface_pre_clip()
622 	rect->left = clip->x1;  in vmw_sou_surface_clip_rect()
623 	rect->top = clip->y1;  in vmw_sou_surface_clip_rect()
624 	rect->right = clip->x2;  in vmw_sou_surface_clip_rect()
625 	rect->bottom = clip->y2;  in vmw_sou_surface_clip_rect()
634 	struct drm_plane_state *state = update->plane->state;  in vmw_sou_surface_post_clip()
645 	blit = srf_update->cmd_start;  in vmw_sou_surface_post_clip()
648 	num_hits = (blit->header.size - sizeof(blit->body))/  in vmw_sou_surface_post_clip()
654 	translate_src_x = (state->src_x >> 16) - state->crtc_x;  in vmw_sou_surface_post_clip()
655 	translate_src_y = (state->src_y >> 16) - state->crtc_y;  in vmw_sou_surface_post_clip()
659 	blit->body.srcRect.left = src_bb.x1;  in vmw_sou_surface_post_clip()
660 	blit->body.srcRect.top = src_bb.y1;  in vmw_sou_surface_post_clip()
661 	blit->body.srcRect.right = src_bb.x2;  in vmw_sou_surface_post_clip()
662 	blit->body.srcRect.bottom = src_bb.y2;  in vmw_sou_surface_post_clip()
664 	blit->body.destRect.left = bb->x1;  in vmw_sou_surface_post_clip()
665 	blit->body.destRect.top = bb->y1;  in vmw_sou_surface_post_clip()
666 	blit->body.destRect.right = bb->x2;  in vmw_sou_surface_post_clip()
667 	blit->body.destRect.bottom = bb->y2;  in vmw_sou_surface_post_clip()
671 		rect->left -= bb->x1;  in vmw_sou_surface_post_clip()
672 		rect->top -= bb->y1;  in vmw_sou_surface_post_clip()
673 		rect->right -= bb->x1;  in vmw_sou_surface_post_clip()
674 		rect->bottom -= bb->y1;  in vmw_sou_surface_post_clip()
682  * vmw_sou_plane_update_surface - Update display unit for surface backed fb.
687  * @out_fence: If non-NULL, will return a ref-counted pointer to vmw_fence_obj.
705 	srf_update.base.du = vmw_crtc_to_du(plane->state->crtc);  in vmw_sou_plane_update_surface()
708 	srf_update.base.mutex = &dev_priv->cmdbuf_mutex;  in vmw_sou_plane_update_surface()
726 	struct drm_crtc *crtc = new_state->crtc;  in vmw_sou_primary_plane_atomic_update()
731 	if (crtc && new_state->fb) {  in vmw_sou_primary_plane_atomic_update()
732 		struct vmw_private *dev_priv = vmw_priv(crtc->dev);  in vmw_sou_primary_plane_atomic_update()
734 			vmw_framebuffer_to_vfb(new_state->fb);  in vmw_sou_primary_plane_atomic_update()
736 		if (vfb->bo)  in vmw_sou_primary_plane_atomic_update()
806 	struct drm_device *dev = &dev_priv->drm;  in vmw_sou_init()
816 		return -ENOMEM;  in vmw_sou_init()
818 	sou->base.unit = unit;  in vmw_sou_init()
819 	crtc = &sou->base.crtc;  in vmw_sou_init()
820 	encoder = &sou->base.encoder;  in vmw_sou_init()
821 	connector = &sou->base.connector;  in vmw_sou_init()
822 	primary = &sou->base.primary;  in vmw_sou_init()
823 	cursor = &sou->base.cursor;  in vmw_sou_init()
825 	sou->base.pref_active = (unit == 0);  in vmw_sou_init()
826 	sou->base.pref_width = dev_priv->initial_width;  in vmw_sou_init()
827 	sou->base.pref_height = dev_priv->initial_height;  in vmw_sou_init()
833 	sou->base.is_implicit = false;  in vmw_sou_init()
850 	ret = drm_universal_plane_init(dev, &cursor->base,  in vmw_sou_init()
857 		drm_plane_cleanup(&sou->base.primary);  in vmw_sou_init()
861 	drm_plane_helper_add(&cursor->base, &vmw_sou_cursor_plane_helper_funcs);  in vmw_sou_init()
880 	encoder->possible_crtcs = (1 << unit);  in vmw_sou_init()
881 	encoder->possible_clones = 0;  in vmw_sou_init()
890 					&cursor->base,  in vmw_sou_init()
901 	drm_object_attach_property(&connector->base,  in vmw_sou_init()
902 				   dev_priv->hotplug_mode_update_property, 1);  in vmw_sou_init()
903 	drm_object_attach_property(&connector->base,  in vmw_sou_init()
904 				   dev->mode_config.suggested_x_property, 0);  in vmw_sou_init()
905 	drm_object_attach_property(&connector->base,  in vmw_sou_init()
906 				   dev->mode_config.suggested_y_property, 0);  in vmw_sou_init()
908 	vmw_du_init(&sou->base);  in vmw_sou_init()
925 	struct drm_device *dev = &dev_priv->drm;  in vmw_kms_sou_init_display()
929 	if (!dev_priv->has_gmr)  in vmw_kms_sou_init_display()
930 		return -ENOSYS;  in vmw_kms_sou_init_display()
932 	if (!(dev_priv->capabilities & SVGA_CAP_SCREEN_OBJECT_2)) {  in vmw_kms_sou_init_display()
933 		return -ENOSYS;  in vmw_kms_sou_init_display()
939 	dev_priv->active_display_unit = vmw_du_screen_object;  in vmw_kms_sou_init_display()
951 			     base)->buffer;  in do_bo_define_gmrfb()
952 	int depth = framebuffer->base.format->depth;  in do_bo_define_gmrfb()
967 		return -ENOMEM;  in do_bo_define_gmrfb()
969 	cmd->header = SVGA_CMD_DEFINE_GMRFB;  in do_bo_define_gmrfb()
970 	cmd->body.format.bitsPerPixel = framebuffer->base.format->cpp[0] * 8;  in do_bo_define_gmrfb()
971 	cmd->body.format.colorDepth = depth;  in do_bo_define_gmrfb()
972 	cmd->body.format.reserved = 0;  in do_bo_define_gmrfb()
973 	cmd->body.bytesPerLine = framebuffer->base.pitches[0];  in do_bo_define_gmrfb()
975 	vmw_bo_get_guest_ptr(&buf->tbo, &cmd->body.ptr);  in do_bo_define_gmrfb()
982  * vmw_sou_surface_fifo_commit - Callback to fill in and submit a
994 	struct vmw_kms_sou_dirty_cmd *cmd = dirty->cmd;  in vmw_sou_surface_fifo_commit()
995 	s32 trans_x = dirty->unit->crtc.x - sdirty->dst_x;  in vmw_sou_surface_fifo_commit()
996 	s32 trans_y = dirty->unit->crtc.y - sdirty->dst_y;  in vmw_sou_surface_fifo_commit()
997 	size_t region_size = dirty->num_hits * sizeof(SVGASignedRect);  in vmw_sou_surface_fifo_commit()
1001 	if (!dirty->num_hits) {  in vmw_sou_surface_fifo_commit()
1002 		vmw_cmd_commit(dirty->dev_priv, 0);  in vmw_sou_surface_fifo_commit()
1006 	cmd->header.id = SVGA_3D_CMD_BLIT_SURFACE_TO_SCREEN;  in vmw_sou_surface_fifo_commit()
1007 	cmd->header.size = sizeof(cmd->body) + region_size;  in vmw_sou_surface_fifo_commit()
1010 	 * Use the destination bounding box to specify destination - and  in vmw_sou_surface_fifo_commit()
1013 	cmd->body.destRect.left = sdirty->left;  in vmw_sou_surface_fifo_commit()
1014 	cmd->body.destRect.right = sdirty->right;  in vmw_sou_surface_fifo_commit()
1015 	cmd->body.destRect.top = sdirty->top;  in vmw_sou_surface_fifo_commit()
1016 	cmd->body.destRect.bottom = sdirty->bottom;  in vmw_sou_surface_fifo_commit()
1018 	cmd->body.srcRect.left = sdirty->left + trans_x;  in vmw_sou_surface_fifo_commit()
1019 	cmd->body.srcRect.right = sdirty->right + trans_x;  in vmw_sou_surface_fifo_commit()
1020 	cmd->body.srcRect.top = sdirty->top + trans_y;  in vmw_sou_surface_fifo_commit()
1021 	cmd->body.srcRect.bottom = sdirty->bottom + trans_y;  in vmw_sou_surface_fifo_commit()
1023 	cmd->body.srcImage.sid = sdirty->sid;  in vmw_sou_surface_fifo_commit()
1024 	cmd->body.destScreenId = dirty->unit->unit;  in vmw_sou_surface_fifo_commit()
1027 	for (i = 0; i < dirty->num_hits; ++i, ++blit) {  in vmw_sou_surface_fifo_commit()
1028 		blit->left -= sdirty->left;  in vmw_sou_surface_fifo_commit()
1029 		blit->right -= sdirty->left;  in vmw_sou_surface_fifo_commit()
1030 		blit->top -= sdirty->top;  in vmw_sou_surface_fifo_commit()
1031 		blit->bottom -= sdirty->top;  in vmw_sou_surface_fifo_commit()
1034 	vmw_cmd_commit(dirty->dev_priv, region_size + sizeof(*cmd));  in vmw_sou_surface_fifo_commit()
1036 	sdirty->left = sdirty->top = S32_MAX;  in vmw_sou_surface_fifo_commit()
1037 	sdirty->right = sdirty->bottom = S32_MIN;  in vmw_sou_surface_fifo_commit()
1041  * vmw_sou_surface_clip - Callback to encode a blit surface to screen cliprect.
1052 	struct vmw_kms_sou_dirty_cmd *cmd = dirty->cmd;  in vmw_sou_surface_clip()
1056 	blit += dirty->num_hits;  in vmw_sou_surface_clip()
1057 	blit->left = dirty->unit_x1;  in vmw_sou_surface_clip()
1058 	blit->top = dirty->unit_y1;  in vmw_sou_surface_clip()
1059 	blit->right = dirty->unit_x2;  in vmw_sou_surface_clip()
1060 	blit->bottom = dirty->unit_y2;  in vmw_sou_surface_clip()
1063 	sdirty->left = min_t(s32, sdirty->left, dirty->unit_x1);  in vmw_sou_surface_clip()
1064 	sdirty->top = min_t(s32, sdirty->top, dirty->unit_y1);  in vmw_sou_surface_clip()
1065 	sdirty->right = max_t(s32, sdirty->right, dirty->unit_x2);  in vmw_sou_surface_clip()
1066 	sdirty->bottom = max_t(s32, sdirty->bottom, dirty->unit_y2);  in vmw_sou_surface_clip()
1068 	dirty->num_hits++;  in vmw_sou_surface_clip()
1072  * vmw_kms_sou_do_surface_dirty - Dirty part of a surface backed framebuffer
1075  * @framebuffer: Pointer to the surface-buffer backed framebuffer.
1085  * @out_fence: If non-NULL, will return a ref-counted pointer to a
1090  * Returns 0 on success, negative error code on failure. -ERESTARTSYS if
1111 		srf = &vmw_user_object_surface(&vfbs->uo)->res;  in vmw_kms_sou_do_surface_dirty()
1118 	ret = vmw_validation_prepare(&val_ctx, &dev_priv->cmdbuf_mutex, true);  in vmw_kms_sou_do_surface_dirty()
1129 	sdirty.sid = srf->id;  in vmw_kms_sou_do_surface_dirty()
1130 	sdirty.left = sdirty.top = S32_MAX;  in vmw_kms_sou_do_surface_dirty()
1149  * vmw_sou_bo_fifo_commit - Callback to submit a set of readback clips.
1157 	if (!dirty->num_hits) {  in vmw_sou_bo_fifo_commit()
1158 		vmw_cmd_commit(dirty->dev_priv, 0);  in vmw_sou_bo_fifo_commit()
1162 	vmw_cmd_commit(dirty->dev_priv,  in vmw_sou_bo_fifo_commit()
1164 			dirty->num_hits);  in vmw_sou_bo_fifo_commit()
1168  * vmw_sou_bo_clip - Callback to encode a readback cliprect.
1176 	struct vmw_kms_sou_bo_blit *blit = dirty->cmd;  in vmw_sou_bo_clip()
1178 	blit += dirty->num_hits;  in vmw_sou_bo_clip()
1179 	blit->header = SVGA_CMD_BLIT_GMRFB_TO_SCREEN;  in vmw_sou_bo_clip()
1180 	blit->body.destScreenId = dirty->unit->unit;  in vmw_sou_bo_clip()
1181 	blit->body.srcOrigin.x = dirty->fb_x;  in vmw_sou_bo_clip()
1182 	blit->body.srcOrigin.y = dirty->fb_y;  in vmw_sou_bo_clip()
1183 	blit->body.destRect.left = dirty->unit_x1;  in vmw_sou_bo_clip()
1184 	blit->body.destRect.top = dirty->unit_y1;  in vmw_sou_bo_clip()
1185 	blit->body.destRect.right = dirty->unit_x2;  in vmw_sou_bo_clip()
1186 	blit->body.destRect.bottom = dirty->unit_y2;  in vmw_sou_bo_clip()
1187 	dirty->num_hits++;  in vmw_sou_bo_clip()
1191  * vmw_kms_sou_do_bo_dirty - Dirty part of a buffer-object backed framebuffer
1194  * @framebuffer: Pointer to the buffer-object backed framebuffer.
1201  * @out_fence: If non-NULL, will return a ref-counted pointer to a
1206  * Returns 0 on success, negative error code on failure. -ERESTARTSYS if
1220 			     base)->buffer;  in vmw_kms_sou_do_bo_dirty()
1261  * vmw_sou_readback_fifo_commit - Callback to submit a set of readback clips.
1269 	if (!dirty->num_hits) {  in vmw_sou_readback_fifo_commit()
1270 		vmw_cmd_commit(dirty->dev_priv, 0);  in vmw_sou_readback_fifo_commit()
1274 	vmw_cmd_commit(dirty->dev_priv,  in vmw_sou_readback_fifo_commit()
1276 			dirty->num_hits);  in vmw_sou_readback_fifo_commit()
1280  * vmw_sou_readback_clip - Callback to encode a readback cliprect.
1288 	struct vmw_kms_sou_readback_blit *blit = dirty->cmd;  in vmw_sou_readback_clip()
1290 	blit += dirty->num_hits;  in vmw_sou_readback_clip()
1291 	blit->header = SVGA_CMD_BLIT_SCREEN_TO_GMRFB;  in vmw_sou_readback_clip()
1292 	blit->body.srcScreenId = dirty->unit->unit;  in vmw_sou_readback_clip()
1293 	blit->body.destOrigin.x = dirty->fb_x;  in vmw_sou_readback_clip()
1294 	blit->body.destOrigin.y = dirty->fb_y;  in vmw_sou_readback_clip()
1295 	blit->body.srcRect.left = dirty->unit_x1;  in vmw_sou_readback_clip()
1296 	blit->body.srcRect.top = dirty->unit_y1;  in vmw_sou_readback_clip()
1297 	blit->body.srcRect.right = dirty->unit_x2;  in vmw_sou_readback_clip()
1298 	blit->body.srcRect.bottom = dirty->unit_y2;  in vmw_sou_readback_clip()
1299 	dirty->num_hits++;  in vmw_sou_readback_clip()
1303  * vmw_kms_sou_readback - Perform a readback from the screen object system to
1304  * a buffer-object backed framebuffer.
1309  * @vfb: Pointer to the buffer-object backed framebuffer.
1310  * @user_fence_rep: User-space provided structure for fence information.
1311  * Must be set to non-NULL if @file_priv is non-NULL.
1316  * Returns 0 on success, negative error code on failure. -ERESTARTSYS if
1328 		container_of(vfb, struct vmw_framebuffer_bo, base)->buffer;  in vmw_kms_sou_readback()