From 1525a29a7d619901aed0dc5f1eb0592fc881805a Mon Sep 17 00:00:00 2001 From: David Woodhouse Date: Thu, 6 Mar 2014 16:19:30 +0000 Subject: [PATCH] iommu/vt-d: Make dmar_insert_dev_info() take struct device instead of struct pci_dev Signed-off-by: David Woodhouse --- drivers/iommu/intel-iommu.c | 21 ++++++++++----------- 1 file changed, 10 insertions(+), 11 deletions(-) diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c index 2079cb65d478..40dbafd376fb 100644 --- a/drivers/iommu/intel-iommu.c +++ b/drivers/iommu/intel-iommu.c @@ -2113,15 +2113,14 @@ static void domain_remove_dev_info(struct dmar_domain *domain) /* * find_domain - * Note: we use struct pci_dev->dev.archdata.iommu stores the info + * Note: we use struct device->archdata.iommu stores the info */ -static struct dmar_domain * -find_domain(struct pci_dev *pdev) +static struct dmar_domain *find_domain(struct device *dev) { struct device_domain_info *info; /* No lock here, assumes no domain exit in normal case */ - info = pdev->dev.archdata.iommu; + info = dev->archdata.iommu; if (info) return info->domain; return NULL; @@ -2161,7 +2160,7 @@ static int dmar_insert_dev_info(int segment, int bus, int devfn, spin_lock_irqsave(&device_domain_lock, flags); if (dev) - found = find_domain(dev); + found = find_domain(&dev->dev); else found = dmar_search_domain_by_dev_info(segment, bus, devfn); if (found) { @@ -2193,7 +2192,7 @@ static struct dmar_domain *get_domain_for_dev(struct pci_dev *pdev, int gaw) int bus = 0, devfn = 0; int segment; - domain = find_domain(pdev); + domain = find_domain(&pdev->dev); if (domain) return domain; @@ -2252,7 +2251,7 @@ static struct dmar_domain *get_domain_for_dev(struct pci_dev *pdev, int gaw) if (free) domain_exit(free); /* recheck it here, maybe others set it */ - return find_domain(pdev); + return find_domain(&pdev->dev); } static int iommu_identity_mapping; @@ -3108,7 +3107,7 @@ static void intel_unmap_page(struct device *dev, dma_addr_t dev_addr, if (iommu_no_mapping(dev)) return; - domain = find_domain(pdev); + domain = find_domain(dev); BUG_ON(!domain); iommu = domain_get_iommu(domain); @@ -3200,7 +3199,7 @@ static void intel_unmap_sg(struct device *hwdev, struct scatterlist *sglist, if (iommu_no_mapping(hwdev)) return; - domain = find_domain(pdev); + domain = find_domain(hwdev); BUG_ON(!domain); iommu = domain_get_iommu(domain); @@ -3808,7 +3807,7 @@ static int device_notifier(struct notifier_block *nb, action != BUS_NOTIFY_DEL_DEVICE) return 0; - domain = find_domain(pdev); + domain = find_domain(dev); if (!domain) return 0; @@ -4147,7 +4146,7 @@ static int intel_iommu_attach_device(struct iommu_domain *domain, if (unlikely(domain_context_mapped(pdev))) { struct dmar_domain *old_domain; - old_domain = find_domain(pdev); + old_domain = find_domain(dev); if (old_domain) { if (dmar_domain->flags & DOMAIN_FLAG_VIRTUAL_MACHINE || dmar_domain->flags & DOMAIN_FLAG_STATIC_IDENTITY) -- GitLab