From fe046f1bf820ab721fbd49aba6e5db39329c9eaa Mon Sep 17 00:00:00 2001 From: Pasha Tatashin Date: Sat, 13 Apr 2024 00:25:17 +0000 Subject: [PATCH] iommu/exynos: use page allocation function provided by iommu-pages.h Convert iommu/exynos-iommu.c to use the new page allocation functions provided in iommu-pages.h. Signed-off-by: Pasha Tatashin Acked-by: David Rientjes Acked-by: Marek Szyprowski Tested-by: Bagas Sanjaya Link: https://lore.kernel.org/r/20240413002522.1101315-7-pasha.tatashin@soleen.com Signed-off-by: Joerg Roedel --- drivers/iommu/exynos-iommu.c | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-) diff --git a/drivers/iommu/exynos-iommu.c b/drivers/iommu/exynos-iommu.c index d98c9161948a..c666ecab955d 100644 --- a/drivers/iommu/exynos-iommu.c +++ b/drivers/iommu/exynos-iommu.c @@ -22,6 +22,8 @@ #include #include +#include "iommu-pages.h" + typedef u32 sysmmu_iova_t; typedef u32 sysmmu_pte_t; static struct iommu_domain exynos_identity_domain; @@ -900,11 +902,11 @@ static struct iommu_domain *exynos_iommu_domain_alloc_paging(struct device *dev) if (!domain) return NULL; - domain->pgtable = (sysmmu_pte_t *)__get_free_pages(GFP_KERNEL, 2); + domain->pgtable = iommu_alloc_pages(GFP_KERNEL, 2); if (!domain->pgtable) goto err_pgtable; - domain->lv2entcnt = (short *)__get_free_pages(GFP_KERNEL | __GFP_ZERO, 1); + domain->lv2entcnt = iommu_alloc_pages(GFP_KERNEL, 1); if (!domain->lv2entcnt) goto err_counter; @@ -930,9 +932,9 @@ static struct iommu_domain *exynos_iommu_domain_alloc_paging(struct device *dev) return &domain->domain; err_lv2ent: - free_pages((unsigned long)domain->lv2entcnt, 1); + iommu_free_pages(domain->lv2entcnt, 1); err_counter: - free_pages((unsigned long)domain->pgtable, 2); + iommu_free_pages(domain->pgtable, 2); err_pgtable: kfree(domain); return NULL; @@ -973,8 +975,8 @@ static void exynos_iommu_domain_free(struct iommu_domain *iommu_domain) phys_to_virt(base)); } - free_pages((unsigned long)domain->pgtable, 2); - free_pages((unsigned long)domain->lv2entcnt, 1); + iommu_free_pages(domain->pgtable, 2); + iommu_free_pages(domain->lv2entcnt, 1); kfree(domain); }