diff options
| author | Suravee Suthikulpanit <suravee.suthikulpanit@amd.com> | 2024-04-18 10:33:55 +0000 |
|---|---|---|
| committer | Joerg Roedel <jroedel@suse.de> | 2024-04-26 12:16:02 +0200 |
| commit | 405e2f122b83363f6793c5cb086cede536495b4f (patch) | |
| tree | 8425785904540b0a0506dc08871f51c41ea64255 /drivers/iommu/amd/iommu.c | |
| parent | 61928bab9d26b147d41d9b9a4d2328d0e1d6c0c0 (diff) | |
iommu/amd: Add support for page response
This generates AMD IOMMU COMPLETE_PPR_REQUEST for the specified device
with the specified PRI Response Code.
Also update amd_iommu_complete_ppr() to accept 'struct device' instead
of pdev as it just need device reference.
Signed-off-by: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>
Signed-off-by: Wei Huang <wei.huang2@amd.com>
Co-developed-by: Vasant Hegde <vasant.hegde@amd.com>
Signed-off-by: Vasant Hegde <vasant.hegde@amd.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Link: https://lore.kernel.org/r/20240418103400.6229-11-vasant.hegde@amd.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers/iommu/amd/iommu.c')
| -rw-r--r-- | drivers/iommu/amd/iommu.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/iommu/amd/iommu.c b/drivers/iommu/amd/iommu.c index 1319f93bb473..11b50a6c744e 100644 --- a/drivers/iommu/amd/iommu.c +++ b/drivers/iommu/amd/iommu.c @@ -1628,15 +1628,14 @@ void amd_iommu_domain_update(struct protection_domain *domain) amd_iommu_domain_flush_all(domain); } -int amd_iommu_complete_ppr(struct pci_dev *pdev, u32 pasid, - int status, int tag) +int amd_iommu_complete_ppr(struct device *dev, u32 pasid, int status, int tag) { struct iommu_dev_data *dev_data; struct amd_iommu *iommu; struct iommu_cmd cmd; - dev_data = dev_iommu_priv_get(&pdev->dev); - iommu = get_amd_iommu_from_dev(&pdev->dev); + dev_data = dev_iommu_priv_get(dev); + iommu = get_amd_iommu_from_dev(dev); build_complete_ppr(&cmd, dev_data->devid, pasid, status, tag, dev_data->pri_tlp); @@ -2852,6 +2851,7 @@ const struct iommu_ops amd_iommu_ops = { .def_domain_type = amd_iommu_def_domain_type, .dev_enable_feat = amd_iommu_dev_enable_feature, .dev_disable_feat = amd_iommu_dev_disable_feature, + .page_response = amd_iommu_page_response, .default_domain_ops = &(const struct iommu_domain_ops) { .attach_dev = amd_iommu_attach_device, .map_pages = amd_iommu_map_pages, |