diff options
| author | Sohil Mehta <sohil.mehta@intel.com> | 2018-09-11 17:11:38 -0700 |
|---|---|---|
| committer | Joerg Roedel <jroedel@suse.de> | 2018-09-25 14:33:43 +0200 |
| commit | ee2636b8670b1ab2a02a65923a9bef59e9199c37 (patch) | |
| tree | 340b641db7e72cba2cf7c7746f6a1f529aa1a9b5 /include/linux/intel-iommu.h | |
| parent | 4a2d80dbadb72b998641af32d8dd4b7b39e72aa0 (diff) | |
| download | lwn-ee2636b8670b1ab2a02a65923a9bef59e9199c37.tar.gz lwn-ee2636b8670b1ab2a02a65923a9bef59e9199c37.zip | |
iommu/vt-d: Enable base Intel IOMMU debugfs support
Add a new config option CONFIG_INTEL_IOMMU_DEBUGFS and do the base
enabling for Intel IOMMU debugfs.
Cc: Lu Baolu <baolu.lu@linux.intel.com>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Cc: Ashok Raj <ashok.raj@intel.com>
Cc: Jacob Pan <jacob.jun.pan@linux.intel.com>
Co-Developed-by: Gayatri Kammela <gayatri.kammela@intel.com>
Signed-off-by: Gayatri Kammela <gayatri.kammela@intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Sohil Mehta <sohil.mehta@intel.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'include/linux/intel-iommu.h')
| -rw-r--r-- | include/linux/intel-iommu.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/intel-iommu.h b/include/linux/intel-iommu.h index 3bdb9aa198af..b0ae25837361 100644 --- a/include/linux/intel-iommu.h +++ b/include/linux/intel-iommu.h @@ -621,6 +621,12 @@ extern int intel_iommu_enable_pasid(struct intel_iommu *iommu, struct intel_svm_ extern struct intel_iommu *intel_svm_device_to_iommu(struct device *dev); #endif +#ifdef CONFIG_INTEL_IOMMU_DEBUGFS +void intel_iommu_debugfs_init(void); +#else +static inline void intel_iommu_debugfs_init(void) {} +#endif /* CONFIG_INTEL_IOMMU_DEBUGFS */ + extern const struct attribute_group *intel_iommu_groups[]; bool context_present(struct context_entry *context); struct context_entry *iommu_context_addr(struct intel_iommu *iommu, u8 bus, |