92 			       struct vmw_mob *mob);
93 static void vmw_mob_pt_setup(struct vmw_mob *mob,
119 	struct vmw_mob *mob;  in vmw_setup_otable_base()  local
130 	mob = vmw_mob_create(otable->size >> PAGE_SHIFT);  in vmw_setup_otable_base()
131 	if (unlikely(mob == NULL)) {  in vmw_setup_otable_base()
137 		mob->pt_level = VMW_MOBFMT_PTDEPTH_0;  in vmw_setup_otable_base()
138 		mob->pt_root_page = vmw_piter_dma_addr(&iter);  in vmw_setup_otable_base()
140 		mob->pt_level = SVGA3D_MOBFMT_RANGE;  in vmw_setup_otable_base()
141 		mob->pt_root_page = vmw_piter_dma_addr(&iter);  in vmw_setup_otable_base()
143 		ret = vmw_mob_pt_populate(dev_priv, mob);  in vmw_setup_otable_base()
147 		vmw_mob_pt_setup(mob, iter, otable->size >> PAGE_SHIFT);  in vmw_setup_otable_base()
148 		mob->pt_level += VMW_MOBFMT_PTDEPTH_1 - SVGA3D_MOBFMT_PTDEPTH_1;  in vmw_setup_otable_base()
161 	cmd->body.baseAddress = mob->pt_root_page >> PAGE_SHIFT;  in vmw_setup_otable_base()
164 	cmd->body.ptDepth = mob->pt_level;  in vmw_setup_otable_base()
171 	BUG_ON(mob->pt_level == VMW_MOBFMT_PTDEPTH_2);  in vmw_setup_otable_base()
174 	otable->page_table = mob;  in vmw_setup_otable_base()
180 	vmw_mob_destroy(mob);  in vmw_setup_otable_base()
411 	struct vmw_mob *mob = kzalloc(sizeof(*mob), GFP_KERNEL);  in vmw_mob_create()  local
413 	if (unlikely(!mob))  in vmw_mob_create()
416 	mob->num_pages = vmw_mob_calculate_pt_pages(data_pages);  in vmw_mob_create()
418 	return mob;  in vmw_mob_create()
433 			       struct vmw_mob *mob)  in vmw_mob_pt_populate()  argument
441 	BUG_ON(mob->pt_bo != NULL);  in vmw_mob_pt_populate()
443 	ret = ttm_bo_create(&dev_priv->bdev, mob->num_pages * PAGE_SIZE,  in vmw_mob_pt_populate()
446 			    0, false, &mob->pt_bo);  in vmw_mob_pt_populate()
450 	ret = ttm_bo_reserve(mob->pt_bo, false, true, NULL);  in vmw_mob_pt_populate()
453 	ret = vmw_bo_driver.ttm_tt_populate(mob->pt_bo->ttm, &ctx);  in vmw_mob_pt_populate()
456 	ret = vmw_bo_map_dma(mob->pt_bo);  in vmw_mob_pt_populate()
460 	ttm_bo_unreserve(mob->pt_bo);  in vmw_mob_pt_populate()
465 	ttm_bo_unreserve(mob->pt_bo);  in vmw_mob_pt_populate()
466 	ttm_bo_put(mob->pt_bo);  in vmw_mob_pt_populate()
467 	mob->pt_bo = NULL;  in vmw_mob_pt_populate()
545 static void vmw_mob_pt_setup(struct vmw_mob *mob,  in vmw_mob_pt_setup()  argument
550 	struct ttm_buffer_object *bo = mob->pt_bo;  in vmw_mob_pt_setup()
562 	mob->pt_level = 0;  in vmw_mob_pt_setup()
564 		++mob->pt_level;  in vmw_mob_pt_setup()
565 		BUG_ON(mob->pt_level > 2);  in vmw_mob_pt_setup()
573 	mob->pt_root_page = vmw_piter_dma_addr(&save_pt_iter);  in vmw_mob_pt_setup()
582 void vmw_mob_destroy(struct vmw_mob *mob)  in vmw_mob_destroy()  argument
584 	if (mob->pt_bo) {  in vmw_mob_destroy()
585 		ttm_bo_put(mob->pt_bo);  in vmw_mob_destroy()
586 		mob->pt_bo = NULL;  in vmw_mob_destroy()
588 	kfree(mob);  in vmw_mob_destroy()
598 		    struct vmw_mob *mob)  in vmw_mob_unbind()  argument
605 	struct ttm_buffer_object *bo = mob->pt_bo;  in vmw_mob_unbind()
619 		cmd->body.mobid = mob->id;  in vmw_mob_unbind()
646 		 struct vmw_mob *mob,  in vmw_mob_bind()  argument
659 	mob->id = mob_id;  in vmw_mob_bind()
665 		mob->pt_level = VMW_MOBFMT_PTDEPTH_0;  in vmw_mob_bind()
666 		mob->pt_root_page = vmw_piter_dma_addr(&data_iter);  in vmw_mob_bind()
668 		mob->pt_level = SVGA3D_MOBFMT_RANGE;  in vmw_mob_bind()
669 		mob->pt_root_page = vmw_piter_dma_addr(&data_iter);  in vmw_mob_bind()
670 	} else if (unlikely(mob->pt_bo == NULL)) {  in vmw_mob_bind()
671 		ret = vmw_mob_pt_populate(dev_priv, mob);  in vmw_mob_bind()
675 		vmw_mob_pt_setup(mob, data_iter, num_data_pages);  in vmw_mob_bind()
677 		mob->pt_level += VMW_MOBFMT_PTDEPTH_1 - SVGA3D_MOBFMT_PTDEPTH_1;  in vmw_mob_bind()
689 	cmd->body.ptDepth = mob->pt_level;  in vmw_mob_bind()
690 	cmd->body.base = mob->pt_root_page >> PAGE_SHIFT;  in vmw_mob_bind()
700 		ttm_bo_put(mob->pt_bo);  in vmw_mob_bind()
701 		mob->pt_bo = NULL;  in vmw_mob_bind()