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| author | Jason Gunthorpe <jgg@nvidia.com> | 2025-06-09 17:41:28 -0300 |
|---|---|---|
| committer | Joerg Roedel <joerg.roedel@amd.com> | 2025-06-27 08:55:57 +0200 |
| commit | cf39047e460e86c4bc060e219f7cf4142eadf97e (patch) | |
| tree | 4f317bc9db353020f3f58d4a29b304379c13c8b2 /drivers/iommu/tegra-smmu.c | |
| parent | 8901812485de1356e3757958af40fe0d3a48e986 (diff) | |
| download | linux-next-cf39047e460e86c4bc060e219f7cf4142eadf97e.tar.gz linux-next-cf39047e460e86c4bc060e219f7cf4142eadf97e.zip | |
iommu: Remove iommu_ops pgsize_bitmap from simple drivers
These drivers just have a constant value for their page size, move it
into their domain_alloc_paging function before setting up the geometry.
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Acked-by: Niklas Schnelle <schnelle@linux.ibm.com> # for s390-iommu.c
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Acked-by: Marek Szyprowski <m.szyprowski@samsung.com> # for exynos-iommu.c
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Acked-by: Chen-Yu Tsai <wens@csie.org> # sun50i-iommu.c
Tested-by: Nicolin Chen <nicolinc@nvidia.com>
Link: https://lore.kernel.org/r/4-v2-68a2e1ba507c+1fb-iommu_rm_ops_pgsize_jgg@nvidia.com
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Diffstat (limited to 'drivers/iommu/tegra-smmu.c')
| -rw-r--r-- | drivers/iommu/tegra-smmu.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/iommu/tegra-smmu.c b/drivers/iommu/tegra-smmu.c index e58fe9d8b9e7..36cdd5fbab07 100644 --- a/drivers/iommu/tegra-smmu.c +++ b/drivers/iommu/tegra-smmu.c @@ -318,6 +318,8 @@ static struct iommu_domain *tegra_smmu_domain_alloc_paging(struct device *dev) spin_lock_init(&as->lock); + as->domain.pgsize_bitmap = SZ_4K; + /* setup aperture */ as->domain.geometry.aperture_start = 0; as->domain.geometry.aperture_end = 0xffffffff; @@ -1002,7 +1004,6 @@ static const struct iommu_ops tegra_smmu_ops = { .probe_device = tegra_smmu_probe_device, .device_group = tegra_smmu_device_group, .of_xlate = tegra_smmu_of_xlate, - .pgsize_bitmap = SZ_4K, .default_domain_ops = &(const struct iommu_domain_ops) { .attach_dev = tegra_smmu_attach_dev, .map_pages = tegra_smmu_map, |