dma: move dw_dmac driver to an own directory

The dw_dmac driver is going to be split into multiple files. To make this more
convenient move it to an own directory.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>

diff --git a/MAINTAINERS b/MAINTAINERS
index 250dc970c62d03e59d6053e7ac346a4364f3f600..e325809fd4126795764793fbdb471f1494d4a77f 100644 (file)
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -6990,8 +6990,7 @@ SYNOPSYS DESIGNWARE DMAC DRIVER
 M:     Viresh Kumar <viresh.linux@gmail.com>
 S:     Maintained
 F:     include/linux/dw_dmac.h
-F:     drivers/dma/dw_dmac_regs.h
-F:     drivers/dma/dw_dmac.c
+F:     drivers/dma/dw/
 
 SYNOPSYS DESIGNWARE MMC/SD/SDIO DRIVER
 M:     Seungwon Jeon <tgih.jun@samsung.com>

diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig
index e9924898043adf2a437b8f2eb3b8f15329ac755f..146a1d864a71b408621f90916de0f2870d8aeea7 100644 (file)
--- a/drivers/dma/Kconfig
+++ b/drivers/dma/Kconfig
@@ -79,25 +79,7 @@ config INTEL_IOP_ADMA
        help
          Enable support for the Intel(R) IOP Series RAID engines.
 
-config DW_DMAC
-       tristate "Synopsys DesignWare AHB DMA support"
-       depends on GENERIC_HARDIRQS
-       select DMA_ENGINE
-       default y if CPU_AT32AP7000
-       help
-         Support the Synopsys DesignWare AHB DMA controller.  This
-         can be integrated in chips such as the Atmel AT32ap7000.
-
-config DW_DMAC_BIG_ENDIAN_IO
-       bool "Use big endian I/O register access"
-       default y if AVR32
-       depends on DW_DMAC
-       help
-         Say yes here to use big endian I/O access when reading and writing
-         to the DMA controller registers. This is needed on some platforms,
-         like the Atmel AVR32 architecture.
-
-         If unsure, use the default setting.
+source "drivers/dma/dw/Kconfig"
 
 config AT_HDMAC
        tristate "Atmel AHB DMA support"

diff --git a/drivers/dma/Makefile b/drivers/dma/Makefile
index a2b0df591f958654549c6a15c60a08efb4691678..ac44ca0d468aecb1fffd4cd8a7183080c8cd509c 100644 (file)
--- a/drivers/dma/Makefile
+++ b/drivers/dma/Makefile
@@ -15,7 +15,7 @@ obj-$(CONFIG_FSL_DMA) += fsldma.o
 obj-$(CONFIG_MPC512X_DMA) += mpc512x_dma.o
 obj-$(CONFIG_PPC_BESTCOMM) += bestcomm/
 obj-$(CONFIG_MV_XOR) += mv_xor.o
-obj-$(CONFIG_DW_DMAC) += dw_dmac.o
+obj-$(CONFIG_DW_DMAC) += dw/
 obj-$(CONFIG_AT_HDMAC) += at_hdmac.o
 obj-$(CONFIG_MX3_IPU) += ipu/
 obj-$(CONFIG_TXX9_DMAC) += txx9dmac.o

diff --git a/drivers/dma/dw/Kconfig b/drivers/dma/dw/Kconfig
new file mode 100644 (file)
index 0000000..38a215a
--- /dev/null
+++ b/drivers/dma/dw/Kconfig
@@ -0,0 +1,23 @@
+#
+# DMA engine configuration for dw
+#
+
+config DW_DMAC
+       tristate "Synopsys DesignWare AHB DMA support"
+       depends on GENERIC_HARDIRQS
+       select DMA_ENGINE
+       default y if CPU_AT32AP7000
+       help
+         Support the Synopsys DesignWare AHB DMA controller. This
+         can be integrated in chips such as the Atmel AT32ap7000.
+
+config DW_DMAC_BIG_ENDIAN_IO
+       bool "Use big endian I/O register access"
+       default y if AVR32
+       depends on DW_DMAC
+       help
+         Say yes here to use big endian I/O access when reading and writing
+         to the DMA controller registers. This is needed on some platforms,
+         like the Atmel AVR32 architecture.
+
+         If unsure, use the default setting.

diff --git a/drivers/dma/dw/Makefile b/drivers/dma/dw/Makefile
new file mode 100644 (file)
index 0000000..dd8d993
--- /dev/null
+++ b/drivers/dma/dw/Makefile
@@ -0,0 +1 @@
+obj-$(CONFIG_DW_DMAC) += dw_dmac.o

diff --git a/drivers/dma/dw_dmac.c b/drivers/dma/dw/dw_dmac.c
similarity index 99%
rename from drivers/dma/dw_dmac.c
rename to drivers/dma/dw/dw_dmac.c
index 2b65ba614e60a89ebf2bd852152f49b3ec15e48b..15f3f4f79c1098bb8256465b5cdefccac032a389 100644 (file)
--- a/drivers/dma/dw_dmac.c
+++ b/drivers/dma/dw/dw_dmac.c
@@ -28,8 +28,8 @@
 #include <linux/acpi.h>
 #include <linux/acpi_dma.h>
 
+#include "../dmaengine.h"
 #include "dw_dmac_regs.h"
-#include "dmaengine.h"
 
 /*
  * This supports the Synopsys "DesignWare AHB Central DMA Controller",

diff --git a/drivers/dma/dw_dmac_regs.h b/drivers/dma/dw/dw_dmac_regs.h
similarity index 100%
rename from drivers/dma/dw_dmac_regs.h
rename to drivers/dma/dw/dw_dmac_regs.h