On Thu, Jun 26, 2025 at 12:34:34PM -0700, Nicolin Chen wrote:
Replace u32 to make it clear. No functional changes.
Also simplify the kdoc since the type itself is clear enough.
Signed-off-by: Nicolin Chen nicolinc@nvidia.com
include/linux/iommu.h | 6 +++--- drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3-iommufd.c | 3 ++- drivers/iommu/intel/iommu.c | 3 ++- drivers/iommu/iommufd/selftest.c | 3 ++- 4 files changed, 9 insertions(+), 6 deletions(-)
diff --git a/include/linux/iommu.h b/include/linux/iommu.h index 04548b18df28..b87c2841e6bc 100644 --- a/include/linux/iommu.h +++ b/include/linux/iommu.h @@ -563,8 +563,7 @@ iommu_copy_struct_from_full_user_array(void *kdst, size_t kdst_entry_size,
- @capable: check capability
- @hw_info: report iommu hardware information. The data buffer returned by this
op is allocated in the iommu driver and freed by the caller after
use. The information type is one of enum iommu_hw_info_type defined
in include/uapi/linux/iommufd.h.
use.- @domain_alloc: Do not use in new drivers
- @domain_alloc_identity: allocate an IDENTITY domain. Drivers should prefer to
use identity_domain instead. This should only be used@@ -623,7 +622,8 @@ iommu_copy_struct_from_full_user_array(void *kdst, size_t kdst_entry_size, */ struct iommu_ops { bool (*capable)(struct device *dev, enum iommu_cap);
- void *(*hw_info)(struct device *dev, u32 *length, u32 *type);
- void *(*hw_info)(struct device *dev, u32 *length,
enum iommu_hw_info_type *type);/* Domain allocation and freeing by the iommu driver */ #if IS_ENABLED(CONFIG_FSL_PAMU) diff --git a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3-iommufd.c b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3-iommufd.c index 9f59c95a254c..69bbe39e28de 100644 --- a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3-iommufd.c +++ b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3-iommufd.c @@ -7,7 +7,8 @@ #include "arm-smmu-v3.h" -void *arm_smmu_hw_info(struct device *dev, u32 *length, u32 *type) +void *arm_smmu_hw_info(struct device *dev, u32 *length,
enum iommu_hw_info_type *type){ struct arm_smmu_master *master = dev_iommu_priv_get(dev); struct iommu_hw_info_arm_smmuv3 *info; diff --git a/drivers/iommu/intel/iommu.c b/drivers/iommu/intel/iommu.c index 7aa3932251b2..850f1a6f548c 100644 --- a/drivers/iommu/intel/iommu.c +++ b/drivers/iommu/intel/iommu.c @@ -4091,7 +4091,8 @@ static int intel_iommu_set_dev_pasid(struct iommu_domain *domain, return ret; } -static void *intel_iommu_hw_info(struct device *dev, u32 *length, u32 *type) +static void *intel_iommu_hw_info(struct device *dev, u32 *length,
enum iommu_hw_info_type *type){ struct device_domain_info *info = dev_iommu_priv_get(dev); struct intel_iommu *iommu = info->iommu; diff --git a/drivers/iommu/iommufd/selftest.c b/drivers/iommu/iommufd/selftest.c index 74ca955a766e..7a9abe3f47d5 100644 --- a/drivers/iommu/iommufd/selftest.c +++ b/drivers/iommu/iommufd/selftest.c @@ -287,7 +287,8 @@ static struct iommu_domain mock_blocking_domain = { .ops = &mock_blocking_ops, }; -static void *mock_domain_hw_info(struct device *dev, u32 *length, u32 *type) +static void *mock_domain_hw_info(struct device *dev, u32 *length,
enum iommu_hw_info_type *type){ struct iommu_test_hw_info *info;
Reviewed-by: Pranjal Shrivastava praan@google.com
-- 2.43.0