iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

iommu/mediatek: Update to {map,unmap}_pages

Browse Source 
Update map/unmap to the new multi-page interfaces, which is dead easy
since we just pass them through to io-pgtable anyway.

Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Acked-by: Will Deacon <will@kernel.org>
Link: https://lore.kernel.org/r/25b65b71e7e5d1006469aee48bab07ca87227bfa.1668100209.git.robin.murphy@arm.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Robin Murphy 2022-11-15 15:26:37 +00:00 committed by Joerg Roedel
parent a05d5857ce
commit 85637380da
1 changed files with 8 additions and 7 deletions

15
drivers/iommu/mtk_iommu.c

@ -711,7 +711,8 @@ static void mtk_iommu_detach_device(struct iommu_domain *domain,
}
static int mtk_iommu_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 pgsize, size_t pgcount,
int prot, gfp_t gfp, size_t *mapped)
{
struct mtk_iommu_domain *dom = to_mtk_domain(domain);
@ -720,17 +721,17 @@ static int mtk_iommu_map(struct iommu_domain *domain, unsigned long iova,
paddr |= BIT_ULL(32);
/* Synchronize with the tlb_lock */
return dom->iop->map(dom->iop, iova, paddr, size, prot, gfp);
return dom->iop->map_pages(dom->iop, iova, paddr, pgsize, pgcount, prot, gfp, mapped);
}
static size_t mtk_iommu_unmap(struct iommu_domain *domain,
unsigned long iova, size_t size,
unsigned long iova, size_t pgsize, size_t pgcount,
struct iommu_iotlb_gather *gather)
{
struct mtk_iommu_domain *dom = to_mtk_domain(domain);
iommu_iotlb_gather_add_range(gather, iova, size);
return dom->iop->unmap(dom->iop, iova, size, gather);
iommu_iotlb_gather_add_range(gather, iova, pgsize * pgcount);
return dom->iop->unmap_pages(dom->iop, iova, pgsize, pgcount, gather);
}
static void mtk_iommu_flush_iotlb_all(struct iommu_domain *domain)
@ -938,8 +939,8 @@ static const struct iommu_ops mtk_iommu_ops = {
.default_domain_ops = &(const struct iommu_domain_ops) {
.attach_dev = mtk_iommu_attach_device,
.detach_dev = mtk_iommu_detach_device,
.map = mtk_iommu_map,
.unmap = mtk_iommu_unmap,
.map_pages = mtk_iommu_map,
.unmap_pages = mtk_iommu_unmap,
.flush_iotlb_all = mtk_iommu_flush_iotlb_all,
.iotlb_sync = mtk_iommu_iotlb_sync,
.iotlb_sync_map = mtk_iommu_sync_map,