diff options
| author | Vasant Hegde <vasant.hegde@amd.com> | 2023-10-06 09:57:04 +0000 |
|---|---|---|
| committer | Joerg Roedel <jroedel@suse.de> | 2023-10-06 16:01:54 +0200 |
| commit | 37b282fa04dd7b9bfa7c290fe07ef1730444debb (patch) | |
| tree | 43f3d80b2fddc3393a8f8bd3ad27f1419a91b14e /include/linux/amd-iommu.h | |
| parent | d55b0d2e075ad32d560cdd35a2016973fda52ed6 (diff) | |
iommu/amd: Remove amd_iommu_device_info()
No one is using this function. Hence remove it. Also move PCI device
feature detection flags to amd_iommu_types.h as its only used inside
AMD IOMMU driver.
Signed-off-by: Vasant Hegde <vasant.hegde@amd.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Reviewed-by: Jerry Snitselaar <jsnitsel@redhat.com>
Tested-by: Alex Deucher <alexander.deucher@amd.com>
Link: https://lore.kernel.org/r/20231006095706.5694-4-vasant.hegde@amd.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'include/linux/amd-iommu.h')
| -rw-r--r-- | include/linux/amd-iommu.h | 26 |
1 files changed, 0 insertions, 26 deletions
diff --git a/include/linux/amd-iommu.h b/include/linux/amd-iommu.h index 35ca00b09384..dc7ed2f46886 100644 --- a/include/linux/amd-iommu.h +++ b/include/linux/amd-iommu.h @@ -33,32 +33,6 @@ struct pci_dev; extern int amd_iommu_detect(void); -/** - * amd_iommu_device_info() - Get information about IOMMUv2 support of a - * PCI device - * @pdev: PCI device to query information from - * @info: A pointer to an amd_iommu_device_info structure which will contain - * the information about the PCI device - * - * Returns 0 on success, negative value on error - */ - -#define AMD_IOMMU_DEVICE_FLAG_ATS_SUP 0x1 /* ATS feature supported */ -#define AMD_IOMMU_DEVICE_FLAG_PRI_SUP 0x2 /* PRI feature supported */ -#define AMD_IOMMU_DEVICE_FLAG_PASID_SUP 0x4 /* PASID context supported */ -#define AMD_IOMMU_DEVICE_FLAG_EXEC_SUP 0x8 /* Device may request execution - on memory pages */ -#define AMD_IOMMU_DEVICE_FLAG_PRIV_SUP 0x10 /* Device may request - super-user privileges */ - -struct amd_iommu_device_info { - int max_pasids; - u32 flags; -}; - -extern int amd_iommu_device_info(struct pci_dev *pdev, - struct amd_iommu_device_info *info); - #else /* CONFIG_AMD_IOMMU */ static inline int amd_iommu_detect(void) { return -ENODEV; } |