X-Git-Url: http://git.samba.org/?a=blobdiff_plain;f=drivers%2Fgpu%2Fdrm%2Fxe%2Fxe_vm.c;h=f88faef4142bde018f336d33d3e2eed726a4bc29;hb=7ee04901215b3cab8fa35aa5bf4692d7aa312e36;hp=d28260351af2e330c16dbbf94609f19b285d1806;hpb=661dc19066ef0fdcb2db3e2542c45744a4067e87;p=sfrench%2Fcifs-2.6.git

diff --git a/drivers/gpu/drm/xe/xe_vm.c b/drivers/gpu/drm/xe/xe_vm.c
index d28260351af2..f88faef4142b 100644
--- a/drivers/gpu/drm/xe/xe_vm.c
+++ b/drivers/gpu/drm/xe/xe_vm.c
@@ -708,6 +708,7 @@ int xe_vm_userptr_pin(struct xe_vm *vm)
 	int err = 0;
 	LIST_HEAD(tmp_evict);
 
+	xe_assert(vm->xe, !xe_vm_in_fault_mode(vm));
 	lockdep_assert_held_write(&vm->lock);
 
 	/* Collect invalidated userptrs */
@@ -724,11 +725,27 @@ int xe_vm_userptr_pin(struct xe_vm *vm)
 	list_for_each_entry_safe(uvma, next, &vm->userptr.repin_list,
 				 userptr.repin_link) {
 		err = xe_vma_userptr_pin_pages(uvma);
-		if (err < 0)
-			return err;
+		if (err == -EFAULT) {
+			list_del_init(&uvma->userptr.repin_link);
 
-		list_del_init(&uvma->userptr.repin_link);
-		list_move_tail(&uvma->vma.combined_links.rebind, &vm->rebind_list);
+			/* Wait for pending binds */
+			xe_vm_lock(vm, false);
+			dma_resv_wait_timeout(xe_vm_resv(vm),
+					      DMA_RESV_USAGE_BOOKKEEP,
+					      false, MAX_SCHEDULE_TIMEOUT);
+
+			err = xe_vm_invalidate_vma(&uvma->vma);
+			xe_vm_unlock(vm);
+			if (err)
+				return err;
+		} else {
+			if (err < 0)
+				return err;
+
+			list_del_init(&uvma->userptr.repin_link);
+			list_move_tail(&uvma->vma.combined_links.rebind,
+				       &vm->rebind_list);
+		}
 	}
 
 	return 0;
@@ -2024,7 +2041,7 @@ static int xe_vm_prefetch(struct xe_vm *vm, struct xe_vma *vma,
 			return err;
 	}
 
-	if (vma->tile_mask != (vma->tile_present & ~vma->usm.tile_invalidated)) {
+	if (vma->tile_mask != (vma->tile_present & ~vma->tile_invalidated)) {
 		return xe_vm_bind(vm, vma, q, xe_vma_bo(vma), syncs, num_syncs,
 				  true, first_op, last_op);
 	} else {
@@ -3214,9 +3231,8 @@ int xe_vm_invalidate_vma(struct xe_vma *vma)
 	u8 id;
 	int ret;
 
-	xe_assert(xe, xe_vm_in_fault_mode(xe_vma_vm(vma)));
 	xe_assert(xe, !xe_vma_is_null(vma));
-	trace_xe_vma_usm_invalidate(vma);
+	trace_xe_vma_invalidate(vma);
 
 	/* Check that we don't race with page-table updates */
 	if (IS_ENABLED(CONFIG_PROVE_LOCKING)) {
@@ -3254,7 +3270,7 @@ int xe_vm_invalidate_vma(struct xe_vma *vma)
 		}
 	}
 
-	vma->usm.tile_invalidated = vma->tile_mask;
+	vma->tile_invalidated = vma->tile_mask;
 
 	return 0;
 }