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iommu: Remove SVA related callbacks from iommu ops

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These ops'es have been deprecated. There's no need for them anymore.
Remove them to avoid dead code.

Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Reviewed-by: Jean-Philippe Brucker <jean-philippe@linaro.org>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Reviewed-by: Yi Liu <yi.l.liu@intel.com>
Tested-by: Zhangfei Gao <zhangfei.gao@linaro.org>
Tested-by: Tony Zhu <tony.zhu@intel.com>
Link: https://lore.kernel.org/r/20221031005917.45690-11-baolu.lu@linux.intel.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Lu Baolu
2022-10-31 08:59:14 +08:00
committed by Joerg Roedel
parent be51b1d6bb
commit 1c263576f4
7 changed files with 0 additions and 121 deletions
Download Patch File Download Diff File Expand all files Collapse all files
drivers/iommu/intel/svm.c
-49
View File
@@ -296,14 +296,6 @@ out:
return 0;
}
static int intel_svm_alloc_pasid(struct device *dev, struct mm_struct *mm)
{
ioasid_t max_pasid = dev_is_pci(dev) ?
pci_max_pasids(to_pci_dev(dev)) : intel_pasid_max_id;
return iommu_sva_alloc_pasid(mm, PASID_MIN, max_pasid - 1);
}
static struct iommu_sva *intel_svm_bind_mm(struct intel_iommu *iommu,
struct device *dev,
struct mm_struct *mm)
@@ -771,47 +763,6 @@ prq_advance:
return IRQ_RETVAL(handled);
}
struct iommu_sva *intel_svm_bind(struct device *dev, struct mm_struct *mm)
{
struct intel_iommu *iommu = device_to_iommu(dev, NULL, NULL);
struct iommu_sva *sva;
int ret;
mutex_lock(&pasid_mutex);
ret = intel_svm_alloc_pasid(dev, mm);
if (ret) {
mutex_unlock(&pasid_mutex);
return ERR_PTR(ret);
}
sva = intel_svm_bind_mm(iommu, dev, mm);
mutex_unlock(&pasid_mutex);
return sva;
}
void intel_svm_unbind(struct iommu_sva *sva)
{
struct intel_svm_dev *sdev = to_intel_svm_dev(sva);
mutex_lock(&pasid_mutex);
intel_svm_unbind_mm(sdev->dev, sdev->pasid);
mutex_unlock(&pasid_mutex);
}
u32 intel_svm_get_pasid(struct iommu_sva *sva)
{
struct intel_svm_dev *sdev;
u32 pasid;
mutex_lock(&pasid_mutex);
sdev = to_intel_svm_dev(sva);
pasid = sdev->pasid;
mutex_unlock(&pasid_mutex);
return pasid;
}
int intel_svm_page_response(struct device *dev,
struct iommu_fault_event *evt,
struct iommu_page_response *msg)