[PATCH] x86_64: use select for GART_IOMMU to enable AGP

The AGP default doesn't work well with other selects, so use a select for
GART_IOMMU as well.  Remove a redundant default for SWIOTLB as well.

Signed-off-by: Roman Zippel <zippel@linux-m68k.org>
Signed-off-by: Andi Kleen <ak@suse.de>
Cc: Andi Kleen <ak@muc.de>
Cc: Dave Jones <davej@codemonkey.org.uk>
Cc: Dave Airlie <airlied@linux.ie>
Cc: Jeff Garzik <jeff@garzik.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 2 insertions, 3 deletions

diff --git a/arch/x86_64/Kconfig b/arch/x86_64/Kconfig
index 408d44a59756..7d3bc5ac5db0 100644
--- a/arch/x86_64/Kconfig
+++ b/arch/x86_64/Kconfig
@@ -389,6 +389,7 @@ config GART_IOMMU
         bool "K8 GART IOMMU support"
         default y
         select SWIOTLB
+        select AGP
         depends on PCI
         help
           Support for hardware IOMMU in AMD's Opteron/Athlon64 Processors
@@ -401,11 +402,9 @@ config GART_IOMMU
           northbridge and a software emulation used on other systems without
           hardware IOMMU.  If unsure, say Y.
 
-# need this always enabled with GART_IOMMU for the VIA workaround
+# need this always selected by GART_IOMMU for the VIA workaround
 config SWIOTLB
         bool
-        default y
-        depends on GART_IOMMU
 
 config X86_MCE
         bool "Machine check support" if EMBEDDED