From e85bb99b79ca5ad2681612a7bb22f94cc2c71866 Mon Sep 17 00:00:00 2001 From: Lu Baolu Date: Sat, 16 May 2020 14:20:52 +0800 Subject: iommu/vt-d: Add get_domain_info() helper Add a get_domain_info() helper to retrieve the valid per-device iommu private data. Signed-off-by: Lu Baolu Link: https://lore.kernel.org/r/20200516062101.29541-10-baolu.lu@linux.intel.com Signed-off-by: Joerg Roedel --- include/linux/intel-iommu.h | 1 + 1 file changed, 1 insertion(+) (limited to 'include/linux/intel-iommu.h') diff --git a/include/linux/intel-iommu.h b/include/linux/intel-iommu.h index e14124f74b3a..caa179e806fc 100644 --- a/include/linux/intel-iommu.h +++ b/include/linux/intel-iommu.h @@ -714,6 +714,7 @@ int for_each_device_domain(int (*fn)(struct device_domain_info *info, void iommu_flush_write_buffer(struct intel_iommu *iommu); int intel_iommu_enable_pasid(struct intel_iommu *iommu, struct device *dev); struct dmar_domain *find_domain(struct device *dev); +struct device_domain_info *get_domain_info(struct device *dev); #ifdef CONFIG_INTEL_IOMMU_SVM extern void intel_svm_check(struct intel_iommu *iommu); -- cgit v1.2.3