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iommu/tegra-smmu: Update to {map,unmap}_pages

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Trivially update map/unmap to the new interface, which is quite happy
for drivers to still process just one page per call.

Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Link: https://lore.kernel.org/r/338c520ed947d6d5b9d0509ccb4588908bd9ce1e.1694525662.git.robin.murphy@arm.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Robin Murphy 2023-09-12 17:18:42 +01:00 committed by Joerg Roedel
parent 8c63d1e3d3
commit 39f823dfb5
1 changed files with 8 additions and 4 deletions
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12
drivers/iommu/tegra-smmu.c
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@ -764,7 +764,8 @@ __tegra_smmu_unmap(struct iommu_domain *domain, unsigned long iova,
}
static int tegra_smmu_map(struct iommu_domain *domain, unsigned long iova,
phys_addr_t paddr, size_t size, int prot, gfp_t gfp)
phys_addr_t paddr, size_t size, size_t count,
int prot, gfp_t gfp, size_t *mapped)
{
struct tegra_smmu_as *as = to_smmu_as(domain);
unsigned long flags;
@ -774,11 +775,14 @@ static int tegra_smmu_map(struct iommu_domain *domain, unsigned long iova,
ret = __tegra_smmu_map(domain, iova, paddr, size, prot, gfp, &flags);
spin_unlock_irqrestore(&as->lock, flags);
if (!ret)
*mapped = size;
return ret;
}
static size_t tegra_smmu_unmap(struct iommu_domain *domain, unsigned long iova,
size_t size, struct iommu_iotlb_gather *gather)
size_t size, size_t count, struct iommu_iotlb_gather *gather)
{
struct tegra_smmu_as *as = to_smmu_as(domain);
unsigned long flags;
@ -995,8 +999,8 @@ static const struct iommu_ops tegra_smmu_ops = {
.pgsize_bitmap = SZ_4K,
.default_domain_ops = &(const struct iommu_domain_ops) {
.attach_dev = tegra_smmu_attach_dev,
.map = tegra_smmu_map,
.unmap = tegra_smmu_unmap,
.map_pages = tegra_smmu_map,
.unmap_pages = tegra_smmu_unmap,
.iova_to_phys = tegra_smmu_iova_to_phys,
.free = tegra_smmu_domain_free,
}