diff options
author | Gary R Hook <gary.hook@amd.com> | 2018-06-12 16:41:30 -0500 |
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committer | Joerg Roedel <jroedel@suse.de> | 2018-07-06 14:06:30 +0200 |
commit | 7d0f5fd3e4d687424cc2ab68b55472e328e2ee0a (patch) | |
tree | 4005d7036fae71fcef2dc6c93f7e653d8f75a546 /drivers/iommu/amd_iommu_types.h | |
parent | bad614b24293ae463e74d2465685f0e4e229baca (diff) |
iommu/amd: Add basic debugfs infrastructure for AMD IOMMU
Implement a skeleton framework for debugfs support in the AMD
IOMMU. Add an AMD-specific Kconfig boolean that depends upon
general enablement of DebugFS in the IOMMU.
Signed-off-by: Gary R Hook <gary.hook@amd.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers/iommu/amd_iommu_types.h')
-rw-r--r-- | drivers/iommu/amd_iommu_types.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/iommu/amd_iommu_types.h b/drivers/iommu/amd_iommu_types.h index 986cbe0cc189..cfac9d842b0f 100644 --- a/drivers/iommu/amd_iommu_types.h +++ b/drivers/iommu/amd_iommu_types.h @@ -594,6 +594,11 @@ struct amd_iommu { u32 flags; volatile u64 __aligned(8) cmd_sem; + +#ifdef CONFIG_AMD_IOMMU_DEBUGFS + /* DebugFS Info */ + struct dentry *debugfs; +#endif }; static inline struct amd_iommu *dev_to_amd_iommu(struct device *dev) |