dma: import linux/dma-direction.h to consolidate enum dma_data_direction

Import include/linux/dma-direction.h from Linux 4.13-rc7 and delete
duplicated definitions of enum dma_data_direction.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>

diff --git a/arch/arm/include/asm/dma-mapping.h b/arch/arm/include/asm/dma-mapping.h
index a5821f5..2874668 100644 (file)
--- a/arch/arm/include/asm/dma-mapping.h
+++ b/arch/arm/include/asm/dma-mapping.h
@@ -8,13 +8,9 @@
 #ifndef __ASM_ARM_DMA_MAPPING_H
 #define __ASM_ARM_DMA_MAPPING_H
 
-#define        dma_mapping_error(x, y) 0
+#include <linux/dma-direction.h>
 
-enum dma_data_direction {
-       DMA_BIDIRECTIONAL       = 0,
-       DMA_TO_DEVICE           = 1,
-       DMA_FROM_DEVICE         = 2,
-};
+#define        dma_mapping_error(x, y) 0
 
 static inline void *dma_alloc_coherent(size_t len, unsigned long *handle)
 {

diff --git a/arch/nds32/include/asm/dma-mapping.h b/arch/nds32/include/asm/dma-mapping.h
index 25e5a1b..a627306 100644 (file)
--- a/arch/nds32/include/asm/dma-mapping.h
+++ b/arch/nds32/include/asm/dma-mapping.h
@@ -7,11 +7,7 @@
 #ifndef __ASM_NDS_DMA_MAPPING_H
 #define __ASM_NDS_DMA_MAPPING_H
 
-enum dma_data_direction {
-       DMA_BIDIRECTIONAL       = 0,
-       DMA_TO_DEVICE           = 1,
-       DMA_FROM_DEVICE         = 2,
-};
+#include <linux/dma-direction.h>
 
 static void *dma_alloc_coherent(size_t len, unsigned long *handle)
 {

diff --git a/arch/x86/include/asm/dma-mapping.h b/arch/x86/include/asm/dma-mapping.h
index 7de4c08..43073ad 100644 (file)
--- a/arch/x86/include/asm/dma-mapping.h
+++ b/arch/x86/include/asm/dma-mapping.h
@@ -8,13 +8,9 @@
 #ifndef __ASM_X86_DMA_MAPPING_H
 #define __ASM_X86_DMA_MAPPING_H
 
-#define        dma_mapping_error(x, y) 0
+#include <linux/dma-direction.h>
 
-enum dma_data_direction {
-       DMA_BIDIRECTIONAL       = 0,
-       DMA_TO_DEVICE           = 1,
-       DMA_FROM_DEVICE         = 2,
-};
+#define        dma_mapping_error(x, y) 0
 
 static inline void *dma_alloc_coherent(size_t len, unsigned long *handle)
 {

diff --git a/drivers/ata/sata_dwc.c b/drivers/ata/sata_dwc.c
index a226ca2..2f3b2dd 100644 (file)
--- a/drivers/ata/sata_dwc.c
+++ b/drivers/ata/sata_dwc.c
@@ -26,6 +26,7 @@
 #include <command.h>
 #include <pci.h>
 #include <asm/processor.h>
+#include <linux/dma-direction.h>
 #include <linux/errno.h>
 #include <asm/io.h>
 #include <malloc.h>

diff --git a/drivers/ata/sata_dwc.h b/drivers/ata/sata_dwc.h
index e2d9e0c..17fb20c 100644 (file)
--- a/drivers/ata/sata_dwc.h
+++ b/drivers/ata/sata_dwc.h
@@ -401,13 +401,6 @@ struct ata_device {
 #endif
 };
 
-enum dma_data_direction {
-       DMA_BIDIRECTIONAL = 0,
-       DMA_TO_DEVICE = 1,
-       DMA_FROM_DEVICE = 2,
-       DMA_NONE = 3,
-};
-
 struct ata_link {
        struct ata_port         *ap;
        int                     pmp;

diff --git a/drivers/mmc/uniphier-sd.c b/drivers/mmc/uniphier-sd.c
index e272b14..721b75f 100644 (file)
--- a/drivers/mmc/uniphier-sd.c
+++ b/drivers/mmc/uniphier-sd.c
@@ -11,10 +11,10 @@
 #include <mmc.h>
 #include <dm.h>
 #include <linux/compat.h>
+#include <linux/dma-direction.h>
 #include <linux/io.h>
 #include <linux/sizes.h>
 #include <asm/unaligned.h>
-#include <asm/dma-mapping.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 

diff --git a/include/linux/dma-direction.h b/include/linux/dma-direction.h
new file mode 100644 (file)
index 0000000..95b6a82
--- /dev/null
+++ b/include/linux/dma-direction.h
@@ -0,0 +1,13 @@
+#ifndef _LINUX_DMA_DIRECTION_H
+#define _LINUX_DMA_DIRECTION_H
+/*
+ * These definitions mirror those in pci.h, so they can be used
+ * interchangeably with their PCI_ counterparts.
+ */
+enum dma_data_direction {
+       DMA_BIDIRECTIONAL = 0,
+       DMA_TO_DEVICE = 1,
+       DMA_FROM_DEVICE = 2,
+       DMA_NONE = 3,
+};
+#endif