From: Joerg Roedel Date: Fri, 5 Sep 2014 08:50:45 +0000 (+0200) Subject: iommu/vt-d: Convert to iommu_capable() API function X-Git-Tag: firefly_0821_release~176^2~3029^2^7~11 X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=5d587b8de56eec6c6a31b452a177cd8c066b267e;p=firefly-linux-kernel-4.4.55.git iommu/vt-d: Convert to iommu_capable() API function Cc: Jiang Liu Cc: David Woodhouse Signed-off-by: Joerg Roedel --- diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c index 5619f264862d..bc1a20395445 100644 --- a/drivers/iommu/intel-iommu.c +++ b/drivers/iommu/intel-iommu.c @@ -4415,17 +4415,14 @@ static phys_addr_t intel_iommu_iova_to_phys(struct iommu_domain *domain, return phys; } -static int intel_iommu_domain_has_cap(struct iommu_domain *domain, - unsigned long cap) +static bool intel_iommu_capable(enum iommu_cap cap) { - struct dmar_domain *dmar_domain = domain->priv; - if (cap == IOMMU_CAP_CACHE_COHERENCY) - return dmar_domain->iommu_snooping; + return domain_update_iommu_snooping(NULL) == 1; if (cap == IOMMU_CAP_INTR_REMAP) - return irq_remapping_enabled; + return irq_remapping_enabled == 1; - return 0; + return false; } static int intel_iommu_add_device(struct device *dev) @@ -4464,6 +4461,7 @@ static void intel_iommu_remove_device(struct device *dev) } static const struct iommu_ops intel_iommu_ops = { + .capable = intel_iommu_capable, .domain_init = intel_iommu_domain_init, .domain_destroy = intel_iommu_domain_destroy, .attach_dev = intel_iommu_attach_device, @@ -4471,7 +4469,6 @@ static const struct iommu_ops intel_iommu_ops = { .map = intel_iommu_map, .unmap = intel_iommu_unmap, .iova_to_phys = intel_iommu_iova_to_phys, - .domain_has_cap = intel_iommu_domain_has_cap, .add_device = intel_iommu_add_device, .remove_device = intel_iommu_remove_device, .pgsize_bitmap = INTEL_IOMMU_PGSIZES,