5  * DOC: Broadcom V3D MMU
7  * The V3D 3.x hardware (compared to VC4) now includes an MMU.  It has
8  * a single level of page tables for the V3D's 4GB address space to
31 static int v3d_mmu_flush_all(struct v3d_dev *v3d)  in v3d_mmu_flush_all()  argument
41 		dev_err(v3d->drm.dev, "TLB clear wait idle pre-wait failed\n");  in v3d_mmu_flush_all()
53 		dev_err(v3d->drm.dev, "TLB clear wait idle failed\n");  in v3d_mmu_flush_all()
60 		dev_err(v3d->drm.dev, "MMUC flush wait idle failed\n");  in v3d_mmu_flush_all()
65 int v3d_mmu_set_page_table(struct v3d_dev *v3d)  in v3d_mmu_set_page_table()  argument
67 	V3D_WRITE(V3D_MMU_PT_PA_BASE, v3d->pt_paddr >> V3D_MMU_PAGE_SHIFT);  in v3d_mmu_set_page_table()
78 		  (v3d->mmu_scratch_paddr >> V3D_MMU_PAGE_SHIFT) |  in v3d_mmu_set_page_table()
82 	return v3d_mmu_flush_all(v3d);  in v3d_mmu_set_page_table()
88 	struct v3d_dev *v3d = to_v3d_dev(shmem_obj->base.dev);  in v3d_mmu_insert_ptes()  local
102 			v3d->pt[page++] = pte + i;  in v3d_mmu_insert_ptes()
108 	if (v3d_mmu_flush_all(v3d))  in v3d_mmu_insert_ptes()
109 		dev_err(v3d->drm.dev, "MMU flush timeout\n");  in v3d_mmu_insert_ptes()
114 	struct v3d_dev *v3d = to_v3d_dev(bo->base.base.dev);  in v3d_mmu_remove_ptes()  local
119 		v3d->pt[page] = 0;  in v3d_mmu_remove_ptes()
121 	if (v3d_mmu_flush_all(v3d))  in v3d_mmu_remove_ptes()
122 		dev_err(v3d->drm.dev, "MMU flush timeout\n");  in v3d_mmu_remove_ptes()