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[1/2] iommu: Move iommu Kconfig entries to submenu

Message ID 1308737806-2658-2-git-send-email-joerg.roedel@amd.com (mailing list archive)
State New, archived
Headers show

Commit Message

Joerg Roedel June 22, 2011, 10:16 a.m. UTC 
For better navigation this patch moves the drivers/iommu
drivers into its own submenu in Kconfig.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
---
 drivers/iommu/Kconfig |   13 +++++++++++++
 1 files changed, 13 insertions(+), 0 deletions(-)
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Patch

diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig
index e2a5f14..b57b3fa 100644
--- a/drivers/iommu/Kconfig
+++ b/drivers/iommu/Kconfig
@@ -2,6 +2,17 @@ 
 config IOMMU_API
 	bool
 
+menuconfig IOMMU_SUPPORT
+	bool "IOMMU Hardware Support"
+	default y
+	---help---
+	  Say Y here if you want to compile device drivers for IO Memory
+	  Management Units into the kernel. These devices usually allow to
+	  remap DMA requests and/or remap interrupts from other devices on the
+	  system.
+
+if IOMMU_SUPPORT
+
 # MSM IOMMU support
 config MSM_IOMMU
 	bool "MSM IOMMU Support"
@@ -95,3 +106,5 @@  config INTR_REMAP
 	  Supports Interrupt remapping for IO-APIC and MSI devices.
 	  To use x2apic mode in the CPU's which support x2APIC enhancements or
 	  to support platforms with CPU's having > 8 bit APIC ID, say Y.
+
+endif # IOMMU_SUPPORT