Subject: [PATCH v3 28/32] iommu/io-pgtable: selftests switch to iova_to_phys_length

From: Guanghui Feng <[email-masked]>
Date: Wed, 3 Jun 2026 23:18:00 +0800

Migrate io-pgtable ARM selftests to use ops->iova_to_phys_length
instead of the deprecated ops->iova_to_phys.

Signed-off-by: Guanghui Feng <[email-masked]>
---
 drivers/iommu/io-pgtable-arm-selftests.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/iommu/io-pgtable-arm-selftests.c b/drivers/iommu/io-pgtable-arm-selftests.c
index 334e70350924..78252344c3d0 100644
--- a/drivers/iommu/io-pgtable-arm-selftests.c
+++ b/drivers/iommu/io-pgtable-arm-selftests.c
@@ -72,13 +72,13 @@ static int arm_lpae_run_tests(struct kunit *test, struct io_pgtable_cfg *cfg)
 		 * Initial sanity checks.
 		 * Empty page tables shouldn't provide any translations.
 		 */
-		if (ops->iova_to_phys(ops, 42))
+		if (ops->iova_to_phys_length(ops, 42, NULL) != PHYS_ADDR_MAX)
 			return __FAIL(test, i);
 
-		if (ops->iova_to_phys(ops, SZ_1G + 42))
+		if (ops->iova_to_phys_length(ops, SZ_1G + 42, NULL) != PHYS_ADDR_MAX)
 			return __FAIL(test, i);
 
-		if (ops->iova_to_phys(ops, SZ_2G + 42))
+		if (ops->iova_to_phys_length(ops, SZ_2G + 42, NULL) != PHYS_ADDR_MAX)
 			return __FAIL(test, i);
 
 		/*
@@ -100,7 +100,7 @@ static int arm_lpae_run_tests(struct kunit *test, struct io_pgtable_cfg *cfg)
 					    GFP_KERNEL, &mapped))
 				return __FAIL(test, i);
 
-			if (ops->iova_to_phys(ops, iova + 42) != (iova + 42))
+			if (ops->iova_to_phys_length(ops, iova + 42, NULL) != (iova + 42))
 				return __FAIL(test, i);
 
 			iova += SZ_1G;
@@ -114,7 +114,7 @@ static int arm_lpae_run_tests(struct kunit *test, struct io_pgtable_cfg *cfg)
 			if (ops->unmap_pages(ops, iova, size, 1, NULL) != size)
 				return __FAIL(test, i);
 
-			if (ops->iova_to_phys(ops, iova + 42))
+			if (ops->iova_to_phys_length(ops, iova + 42, NULL) != PHYS_ADDR_MAX)
 				return __FAIL(test, i);
 
 			/* Remap full block */
@@ -122,7 +122,7 @@ static int arm_lpae_run_tests(struct kunit *test, struct io_pgtable_cfg *cfg)
 					   IOMMU_WRITE, GFP_KERNEL, &mapped))
 				return __FAIL(test, i);
 
-			if (ops->iova_to_phys(ops, iova + 42) != (iova + 42))
+			if (ops->iova_to_phys_length(ops, iova + 42, NULL) != (iova + 42))
 				return __FAIL(test, i);
 
 			iova += SZ_1G;
-- 
2.43.7