[PATCH 1/1] drm/nouveau/device: Get right pgsize_bitmap of iommu_domain
From: Lu Baolu <baolu.lu@linux.intel.com>
Date: 2021-12-18 07:46:17
Also in:
dri-devel, linux-iommu, lkml, nouveau
Subsystem:
drm driver for nvidia geforce/quadro gpus, drm drivers, drm drivers and misc gpu patches, the rest · Maintainers:
Lyude Paul, Danilo Krummrich, David Airlie, Simona Vetter, Maarten Lankhorst, Maxime Ripard, Thomas Zimmermann, Linus Torvalds
The suported page sizes of an iommu_domain are saved in the pgsize_bitmap
field. Retrieve the value from the right place.
Fixes: 58fd9375c2c534 ("drm/nouveau/platform: probe IOMMU if present")
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
---
drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c
index d0d52c1d4aee..992cc285f2fe 100644
--- 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 nvkm_device_tegra *tdev) * 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 {
--
2.25.1