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| author | Robin Murphy <robin.murphy@arm.com> | 2022-06-21 18:14:26 +0300 |
|---|---|---|
| committer | Joerg Roedel <jroedel@suse.de> | 2022-07-06 13:55:53 +0300 |
| commit | b321a2fba2734cbac799034081e20dcdb321ef4f (patch) | |
| tree | b22d084945c6411de221e30b4aa972ef9fee1fc8 /drivers/iommu/tegra-smmu.c | |
| parent | e63cfb5faac57056eeed22d78ee1c8f7a4ddbef2 (diff) | |
| download | linux-b321a2fba2734cbac799034081e20dcdb321ef4f.tar.xz | |
iommu: Make .release_device optional
Many drivers do nothing meaningful for .release_device, and it's neatly
abstracted to just two callsites in the core code, so let's make it
optional to implement.
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com>
Link: https://lore.kernel.org/r/bda9d3eb4527eac8f6544a15067e2529cca54a2e.1655822151.git.robin.murphy@arm.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers/iommu/tegra-smmu.c')
| -rw-r--r-- | drivers/iommu/tegra-smmu.c | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/drivers/iommu/tegra-smmu.c b/drivers/iommu/tegra-smmu.c index 1fea68e551f1..2a8de975fe63 100644 --- a/drivers/iommu/tegra-smmu.c +++ b/drivers/iommu/tegra-smmu.c @@ -864,8 +864,6 @@ static struct iommu_device *tegra_smmu_probe_device(struct device *dev) return &smmu->iommu; } -static void tegra_smmu_release_device(struct device *dev) {} - static const struct tegra_smmu_group_soc * tegra_smmu_find_group(struct tegra_smmu *smmu, unsigned int swgroup) { @@ -966,7 +964,6 @@ static int tegra_smmu_of_xlate(struct device *dev, static const struct iommu_ops tegra_smmu_ops = { .domain_alloc = tegra_smmu_domain_alloc, .probe_device = tegra_smmu_probe_device, - .release_device = tegra_smmu_release_device, .device_group = tegra_smmu_device_group, .of_xlate = tegra_smmu_of_xlate, .pgsize_bitmap = SZ_4K, |