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authorLinus Torvalds <torvalds@linux-foundation.org>2010-08-06 16:22:39 (GMT)
committerLinus Torvalds <torvalds@linux-foundation.org>2010-08-06 16:22:39 (GMT)
commitcc77b4db0017dab014ad7ea3d297e10f5b5bf028 (patch)
tree31d022e12b81d4870b00a766ba8ae085bb34f382 /arch
parent132a4edb2b69924742f62dc06ace42ad2a9f57f3 (diff)
parent7a42c4ff02d1bd764804a4ba36c2b839070c5e7d (diff)
downloadlinux-cc77b4db0017dab014ad7ea3d297e10f5b5bf028.tar.xz
Merge branch 'core-iommu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'core-iommu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: x86/amd-iommu: Export cache-coherency capability iommu-api: Extension to check for interrupt remapping x86/amd-iommu: Use for_each_pci_dev()
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/kernel/amd_iommu.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/arch/x86/kernel/amd_iommu.c b/arch/x86/kernel/amd_iommu.c
index 0d20286..fa044e1 100644
--- a/arch/x86/kernel/amd_iommu.c
+++ b/arch/x86/kernel/amd_iommu.c
@@ -2572,6 +2572,11 @@ static phys_addr_t amd_iommu_iova_to_phys(struct iommu_domain *dom,
static int amd_iommu_domain_has_cap(struct iommu_domain *domain,
unsigned long cap)
{
+ switch (cap) {
+ case IOMMU_CAP_CACHE_COHERENCY:
+ return 1;
+ }
+
return 0;
}
@@ -2609,8 +2614,7 @@ int __init amd_iommu_init_passthrough(void)
pt_domain->mode |= PAGE_MODE_NONE;
- while ((dev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, dev)) != NULL) {
-
+ for_each_pci_dev(dev) {
if (!check_device(&dev->dev))
continue;