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iommu: Remove trivial ops->capable implementations

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Implementing ops->capable to always return false is pointless since it's
the default behaviour anyway. Clean up the unnecessary implementations.

Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com>
Link: https://lore.kernel.org/r/8413578c6f8a7cf75530b00cba8f10f5b88f8517.1644495614.git.robin.murphy@arm.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Robin Murphy
2022-02-10 12:29:05 +00:00
committed by Joerg Roedel
parent 754e0b0e35
commit 114a6f5015
3 changed files with 0 additions and 18 deletions
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6
drivers/iommu/tegra-gart.c
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@@ -238,11 +238,6 @@ static phys_addr_t gart_iommu_iova_to_phys(struct iommu_domain *domain,
return pte & GART_PAGE_MASK;
}
static bool gart_iommu_capable(enum iommu_cap cap)
{
return false;
}
static struct iommu_device *gart_iommu_probe_device(struct device *dev)
{
if (!dev_iommu_fwspec_get(dev))
@@ -276,7 +271,6 @@ static void gart_iommu_sync(struct iommu_domain *domain,
}
static const struct iommu_ops gart_iommu_ops = {
.capable = gart_iommu_capable,
.domain_alloc = gart_iommu_domain_alloc,
.domain_free = gart_iommu_domain_free,
.attach_dev = gart_iommu_attach_dev,