x86/amd-iommu: Add extended feature detection
commitd99ddec3eee0be8a43b2c1ff624b9dfaaa26b959
authorJoerg Roedel <joerg.roedel@amd.com>
Mon, 11 Apr 2011 09:03:18 +0000 (11 11:03 +0200)
committerJoerg Roedel <joerg.roedel@amd.com>
Tue, 12 Apr 2011 07:21:51 +0000 (12 09:21 +0200)
treea87ad31dc20c42346f05bf74f98aa84243bf50a4
parent7d0c5cc5be73f7ce26fdcca7b8ec2203f661eb93
x86/amd-iommu: Add extended feature detection

This patch adds detection of the extended features of an
AMD IOMMU. The available features are printed to dmesg on
boot.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
arch/x86/include/asm/amd_iommu_proto.h
arch/x86/include/asm/amd_iommu_types.h
arch/x86/kernel/amd_iommu_init.c