From: Lu Baolu <baolu.lu@linux.intel.com>
Date: Wed, 16 Feb 2022 10:52:46 +0800
Subject: drm/nouveau/device: Get right pgsize_bitmap of iommu_domain
Git-commit: 7eef7f670086f06b3a461f1b4d1e84f793ed4861
Patch-mainline: v5.18-rc1
References: bsc#1205701

The supported page sizes of an iommu_domain are saved in the pgsize_bitmap
field. Retrieve the value from the right place.

Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Reviewed-by: Robin Murphy <robin.murphy@arm.com>
Link: https://lore.kernel.org/r/20211218074546.1772553-1-baolu.lu@linux.intel.com
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Link: https://lore.kernel.org/r/20220216025249.3459465-7-baolu.lu@linux.intel.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
---
 drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c
@@ -133,7 +133,7 @@ nvkm_device_tegra_probe_iommu(struct nvk
 		 * or equal to the system's PAGE_SIZE, with a preference if
 		 * both are equal.
 		 */
-		pgsize_bitmap = tdev->iommu.domain->ops->pgsize_bitmap;
+		pgsize_bitmap = tdev->iommu.domain->pgsize_bitmap;
 		if (pgsize_bitmap & PAGE_SIZE) {
 			tdev->iommu.pgshift = PAGE_SHIFT;
 		} else {