Make intel_svm_set_dev_pasid() support replacement.
Signed-off-by: Yi Liu <yi.l.liu@xxxxxxxxx>
---
drivers/iommu/intel/iommu.c | 8 ++++----
drivers/iommu/intel/iommu.h | 5 +++++
drivers/iommu/intel/svm.c | 5 +++--
3 files changed, 12 insertions(+), 6 deletions(-)
diff --git a/drivers/iommu/intel/iommu.c b/drivers/iommu/intel/iommu.c
index 3c1b92fa5877..06a7c4bf31e0 100644
--- a/drivers/iommu/intel/iommu.c
+++ b/drivers/iommu/intel/iommu.c
@@ -1752,10 +1752,10 @@ static void domain_context_clear_one(struct device_domain_info *info, u8 bus, u8
intel_context_flush_present(info, context, did, true);
}
-static int __domain_setup_first_level(struct intel_iommu *iommu,
- struct device *dev, ioasid_t pasid,
- u16 did, pgd_t *pgd, int flags,
- struct iommu_domain *old)
+int __domain_setup_first_level(struct intel_iommu *iommu,
+ struct device *dev, ioasid_t pasid,
+ u16 did, pgd_t *pgd, int flags,
+ struct iommu_domain *old)
{
if (!old)
return intel_pasid_setup_first_level(iommu, dev, pgd,
diff --git a/drivers/iommu/intel/iommu.h b/drivers/iommu/intel/iommu.h
index cdca7d5061a7..d23977cc7d90 100644
--- a/drivers/iommu/intel/iommu.h
+++ b/drivers/iommu/intel/iommu.h
@@ -1250,6 +1250,11 @@ domain_add_dev_pasid(struct iommu_domain *domain,
void domain_remove_dev_pasid(struct iommu_domain *domain,
struct device *dev, ioasid_t pasid);
+int __domain_setup_first_level(struct intel_iommu *iommu,
+ struct device *dev, ioasid_t pasid,
+ u16 did, pgd_t *pgd, int flags,
+ struct iommu_domain *old);
+
int dmar_ir_support(void);
void iommu_flush_write_buffer(struct intel_iommu *iommu);
diff --git a/drivers/iommu/intel/svm.c b/drivers/iommu/intel/svm.c
index 6c0685ea8466..f5569347591f 100644
--- a/drivers/iommu/intel/svm.c
+++ b/drivers/iommu/intel/svm.c
@@ -127,8 +127,9 @@ static int intel_svm_set_dev_pasid(struct iommu_domain *domain,
/* Setup the pasid table: */
sflags = cpu_feature_enabled(X86_FEATURE_LA57) ? PASID_FLAG_FL5LP : 0;
- ret = intel_pasid_setup_first_level(iommu, dev, mm->pgd, pasid,
- FLPT_DEFAULT_DID, sflags);
+ ret = __domain_setup_first_level(iommu, dev, pasid,
+ FLPT_DEFAULT_DID, mm->pgd,
+ sflags, old);
if (ret)
goto out_remove_dev_pasid;
--
2.34.1
