diff --git a/drivers/gpu/drm/xe/xe_pt.c b/drivers/gpu/drm/xe/xe_pt.c index 46cea37bdac5144a0f5db23b5a36e64b8a2fd0ce..7f54bc3e389d58f8023f3a1092aa47d3e852a16b 100644 --- a/drivers/gpu/drm/xe/xe_pt.c +++ b/drivers/gpu/drm/xe/xe_pt.c @@ -547,13 +547,16 @@ xe_pt_stage_bind_entry(struct xe_ptw *parent, pgoff_t offset, *child = &xe_child->base; /* - * Prefer the compact pagetable layout for L0 if possible. + * Prefer the compact pagetable layout for L0 if possible. Only + * possible if VMA covers entire 2MB region as compact 64k and + * 4k pages cannot be mixed within a 2MB region. * TODO: Suballocate the pt bo to avoid wasting a lot of * memory. */ if (GRAPHICS_VERx100(tile_to_xe(xe_walk->tile)) >= 1250 && level == 1 && covers && xe_pt_scan_64K(addr, next, xe_walk)) { walk->shifts = xe_compact_pt_shifts; + xe_walk->vma->gpuva.flags |= XE_VMA_PTE_COMPACT; flags |= XE_PDE_64K; xe_child->is_compact = true; } diff --git a/drivers/gpu/drm/xe/xe_vm.c b/drivers/gpu/drm/xe/xe_vm.c index 7781290d2b99b13cc63c0564a96cdabacde1af5d..23a44ef85aa4bd92dbe24f2c99a8e54b8098797e 100644 --- a/drivers/gpu/drm/xe/xe_vm.c +++ b/drivers/gpu/drm/xe/xe_vm.c @@ -2190,7 +2190,7 @@ static u64 xe_vma_max_pte_size(struct xe_vma *vma) { if (vma->gpuva.flags & XE_VMA_PTE_1G) return SZ_1G; - else if (vma->gpuva.flags & XE_VMA_PTE_2M) + else if (vma->gpuva.flags & (XE_VMA_PTE_2M | XE_VMA_PTE_COMPACT)) return SZ_2M; else if (vma->gpuva.flags & XE_VMA_PTE_64K) return SZ_64K; diff --git a/drivers/gpu/drm/xe/xe_vm_types.h b/drivers/gpu/drm/xe/xe_vm_types.h index 91800ce7084500f2cf9c96ef3b2bb1371698b57e..a603cc2eb56b3f574f3e76612c10bb6e42fbedb9 100644 --- a/drivers/gpu/drm/xe/xe_vm_types.h +++ b/drivers/gpu/drm/xe/xe_vm_types.h @@ -30,6 +30,7 @@ struct xe_vm; #define XE_VMA_PTE_2M (DRM_GPUVA_USERBITS << 6) #define XE_VMA_PTE_1G (DRM_GPUVA_USERBITS << 7) #define XE_VMA_PTE_64K (DRM_GPUVA_USERBITS << 8) +#define XE_VMA_PTE_COMPACT (DRM_GPUVA_USERBITS << 9) /** struct xe_userptr - User pointer */ struct xe_userptr {