Since d16e0faab91 (iommu: Allow selecting page sizes per domain) the
iommu core demands the page size to be set per domain, otherwise any
mapping attempts will be dropped. Make sure to set a valid page size
for the etnaviv iommu.
Signed-off-by: Lucas Stach <l.stach at pengutronix.de>
---
drivers/gpu/drm/etnaviv/etnaviv_iommu.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_iommu.c
b/drivers/gpu/drm/etnaviv/etnaviv_iommu.c
index 522cfd447892..16353ee81651 100644
--- a/drivers/gpu/drm/etnaviv/etnaviv_iommu.c
+++ b/drivers/gpu/drm/etnaviv/etnaviv_iommu.c
@@ -225,6 +225,7 @@ struct iommu_domain *etnaviv_iommu_domain_alloc(struct
etnaviv_gpu *gpu)
etnaviv_domain->domain.type = __IOMMU_DOMAIN_PAGING;
etnaviv_domain->domain.ops = &etnaviv_iommu_ops.ops;
+ etnaviv_domain->domain.pgsize_bitmap = SZ_4K;
etnaviv_domain->domain.geometry.aperture_start = GPU_MEM_START;
etnaviv_domain->domain.geometry.aperture_end = GPU_MEM_START +
PT_ENTRIES * SZ_4K - 1;
--
2.8.1
