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authorLu Baolu <baolu.lu@linux.intel.com>2023-12-18 15:34:43 +0800
committerJoerg Roedel <jroedel@suse.de>2023-12-19 14:32:27 +0100
commit47642bdd5a25cd46228221719af2902b583bd36c (patch)
treebeee679e332f1a913b467ad0a40988abebe68d68 /drivers/iommu
parent1903ef8f0d77680e6eb36bd0cc3ea3aa6e95a050 (diff)
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iommu/vt-d: Remove unused parameter of intel_pasid_setup_pass_through()
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>
Diffstat (limited to 'drivers/iommu')
-rw-r--r--drivers/iommu/intel/iommu.c5
-rw-r--r--drivers/iommu/intel/pasid.c1
-rw-r--r--drivers/iommu/intel/pasid.h1
3 files changed, 2 insertions, 5 deletions
diff --git a/drivers/iommu/intel/iommu.c b/drivers/iommu/intel/iommu.c
index 3b25b36bb9c7..cf4d13248bf2 100644
--- a/drivers/iommu/intel/iommu.c
+++ b/drivers/iommu/intel/iommu.c
@@ -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);
diff --git a/drivers/iommu/intel/pasid.c b/drivers/iommu/intel/pasid.c
index 74e8e4c17e81..8a1bcabf71a9 100644
--- a/drivers/iommu/intel/pasid.c
+++ b/drivers/iommu/intel/pasid.c
@@ -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;
diff --git a/drivers/iommu/intel/pasid.h b/drivers/iommu/intel/pasid.h
index dd37611175cc..16265bc1f7ec 100644
--- a/drivers/iommu/intel/pasid.h
+++ b/drivers/iommu/intel/pasid.h
@@ -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);