1 files changed, 13 insertions, 1 deletions

diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig
index 81e1020fb514..5903a88351bf 100644
--- a/drivers/dma/Kconfig
+++ b/drivers/dma/Kconfig
@@ -17,11 +17,15 @@ if DMADEVICES
 
 comment "DMA Devices"
 
+config ASYNC_TX_DISABLE_CHANNEL_SWITCH
+        bool
+
 config INTEL_IOATDMA
         tristate "Intel I/OAT DMA support"
         depends on PCI && X86
         select DMA_ENGINE
         select DCA
+        select ASYNC_TX_DISABLE_CHANNEL_SWITCH
         help
           Enable support for the Intel(R) I/OAT DMA engine present
           in recent Intel Xeon chipsets.
@@ -97,6 +101,14 @@ config TXX9_DMAC
           Support the TXx9 SoC internal DMA controller.  This can be
           integrated in chips such as the Toshiba TX4927/38/39.
 
+config SH_DMAE
+        tristate "Renesas SuperH DMAC support"
+        depends on SUPERH && SH_DMA
+        depends on !SH_DMA_API
+        select DMA_ENGINE
+        help
+          Enable support for the Renesas SuperH DMA controllers.
+
 config DMA_ENGINE
         bool
 
@@ -116,7 +128,7 @@ config NET_DMA
 
 config ASYNC_TX_DMA
         bool "Async_tx: Offload support for the async_tx api"
-        depends on DMA_ENGINE && !HIGHMEM64G
+        depends on DMA_ENGINE
         help
           This allows the async_tx api to take advantage of offload engines for
           memcpy, memset, xor, and raid6 p+q operations.  If your platform has