x86 gart: rename CONFIG_IOMMU to CONFIG_GART_IOMMU

This patch renames the IOMMU config option to GART_IOMMU because in fact it
means the GART and not general support for an IOMMU on x86.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Acked-by: Muli Ben-Yehuda <muli@il.ibm.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

3 files changed, 4 insertions, 4 deletions

diff --git a/drivers/char/agp/Kconfig b/drivers/char/agp/Kconfig
index f22c253bc09f..ccb1fa89de29 100644
--- a/drivers/char/agp/Kconfig
+++ b/drivers/char/agp/Kconfig
@@ -56,9 +56,9 @@ config AGP_AMD
           X on AMD Irongate, 761, and 762 chipsets.
 
 config AGP_AMD64
-        tristate "AMD Opteron/Athlon64 on-CPU GART support" if !IOMMU
+        tristate "AMD Opteron/Athlon64 on-CPU GART support" if !GART_IOMMU
         depends on AGP && X86
-        default y if IOMMU
+        default y if GART_IOMMU
         help
           This option gives you AGP support for the GLX component of
           X using the on-CPU northbridge of the AMD Athlon64/Opteron CPUs.
diff --git a/drivers/char/agp/amd64-agp.c b/drivers/char/agp/amd64-agp.c
index d95662e96326..d8200ac8f8cb 100644
--- a/drivers/char/agp/amd64-agp.c
+++ b/drivers/char/agp/amd64-agp.c
@@ -787,7 +787,7 @@ static void __exit agp_amd64_cleanup(void)
 
 /* On AMD64 the PCI driver needs to initialize this driver early
    for the IOMMU, so it has to be called via a backdoor. */
-#ifndef CONFIG_IOMMU
+#ifndef CONFIG_GART_IOMMU
 module_init(agp_amd64_init);
 module_exit(agp_amd64_cleanup);
 #endif
diff --git a/drivers/usb/core/message.c b/drivers/usb/core/message.c
index eb4ac47612a5..316a746e0080 100644
--- a/drivers/usb/core/message.c
+++ b/drivers/usb/core/message.c
@@ -434,7 +434,7 @@ int usb_sg_init (
                 if (dma) {
                         io->urbs [i]->transfer_dma = sg_dma_address (sg + i);
                         len = sg_dma_len (sg + i);
-#if defined(CONFIG_HIGHMEM) || defined(CONFIG_IOMMU)
+#if defined(CONFIG_HIGHMEM) || defined(CONFIG_GART_IOMMU)
                         io->urbs[i]->transfer_buffer = NULL;
 #else
                         io->urbs[i]->transfer_buffer = sg_virt(&sg[i]);