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Code Issues Releases Wiki Activity

iommu/vt-d: Remove unused parameter of intel_pasid_setup_pass_through()

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The domain parameter of this helper is unused and can be deleted to avoid
dead code.

Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Link: https://lore.kernel.org/r/20231116015048.29675-3-baolu.lu@linux.intel.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Lu Baolu 2023-12-18 15:34:43 +08:00 committed by Joerg Roedel
parent 1903ef8f0d
commit 47642bdd5a
3 changed files with 2 additions and 5 deletions
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5
drivers/iommu/intel/iommu.c
View file

@ -2460,7 +2460,7 @@ static int dmar_domain_attach_device(struct dmar_domain *domain,
if (sm_supported(iommu) && !dev_is_real_dma_subdevice(dev)) {
/* Setup the PASID entry for requests without PASID: */
if (hw_pass_through && domain_type_is_si(domain))
ret = intel_pasid_setup_pass_through(iommu, domain,
ret = intel_pasid_setup_pass_through(iommu,
dev, IOMMU_NO_PASID);
else if (domain->use_first_level)
ret = domain_setup_first_level(iommu, domain, dev,
@ -4797,8 +4797,7 @@ static int intel_iommu_set_dev_pasid(struct iommu_domain *domain,
goto out_free;
if (domain_type_is_si(dmar_domain))
ret = intel_pasid_setup_pass_through(iommu, dmar_domain,
dev, pasid);
ret = intel_pasid_setup_pass_through(iommu, dev, pasid);
else if (dmar_domain->use_first_level)
ret = domain_setup_first_level(iommu, dmar_domain,
dev, pasid);

1
drivers/iommu/intel/pasid.c
View file

@ -767,7 +767,6 @@ int intel_pasid_setup_dirty_tracking(struct intel_iommu *iommu,
* Set up the scalable mode pasid entry for passthrough translation type.
*/
int intel_pasid_setup_pass_through(struct intel_iommu *iommu,
struct dmar_domain *domain,
struct device *dev, u32 pasid)
{
u16 did = FLPT_DEFAULT_DID;

1
drivers/iommu/intel/pasid.h
View file

@ -111,7 +111,6 @@ int intel_pasid_setup_dirty_tracking(struct intel_iommu *iommu,
struct device *dev, u32 pasid,
bool enabled);
int intel_pasid_setup_pass_through(struct intel_iommu *iommu,
struct dmar_domain *domain,
struct device *dev, u32 pasid);
int intel_pasid_setup_nested(struct intel_iommu *iommu, struct device *dev,
u32 pasid, struct dmar_domain *domain);