x86: merge include/asm-x86/scatterlist.h

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

3 files changed, 32 insertions, 59 deletions

diff --git a/include/asm-x86/scatterlist.h b/include/asm-x86/scatterlist.h
index 3a1e76257a27..d13c197866d6 100644
--- a/include/asm-x86/scatterlist.h
+++ b/include/asm-x86/scatterlist.h
@@ -1,5 +1,35 @@
+#ifndef _ASM_X86_SCATTERLIST_H
+#define _ASM_X86_SCATTERLIST_H
+
+#include <asm/types.h>
+
+struct scatterlist {
+#ifdef CONFIG_DEBUG_SG
+        unsigned long   sg_magic;
+#endif
+        unsigned long   page_link;
+        unsigned int    offset;
+        unsigned int    length;
+        dma_addr_t      dma_address;
+#ifdef CONFIG_X86_64
+        unsigned int    dma_length;
+#endif
+};
+
+#define ARCH_HAS_SG_CHAIN
+#define ISA_DMA_THRESHOLD (0x00ffffff)
+
+/*
+ * These macros should be used after a pci_map_sg call has been done
+ * to get bus addresses of each of the SG entries and their lengths.
+ * You should only work with the number of sg entries pci_map_sg
+ * returns.
+ */
+#define sg_dma_address(sg)      ((sg)->dma_address)
 #ifdef CONFIG_X86_32
-# include "scatterlist_32.h"
+# define sg_dma_len(sg)         ((sg)->length)
 #else
-# include "scatterlist_64.h"
+# define sg_dma_len(sg)         ((sg)->dma_length)
+#endif
+
 #endif
diff --git a/include/asm-x86/scatterlist_32.h b/include/asm-x86/scatterlist_32.h
deleted file mode 100644
index 0e7d997a34be..000000000000
--- a/include/asm-x86/scatterlist_32.h
+++ /dev/null
@@ -1,28 +0,0 @@
-#ifndef _I386_SCATTERLIST_H
-#define _I386_SCATTERLIST_H
-
-#include <asm/types.h>
-
-struct scatterlist {
-#ifdef CONFIG_DEBUG_SG
-    unsigned long       sg_magic;
-#endif
-    unsigned long       page_link;
-    unsigned int        offset;
-    dma_addr_t          dma_address;
-    unsigned int        length;
-};
-
-#define ARCH_HAS_SG_CHAIN
-
-/* These macros should be used after a pci_map_sg call has been done
- * to get bus addresses of each of the SG entries and their lengths.
- * You should only work with the number of sg entries pci_map_sg
- * returns.
- */
-#define sg_dma_address(sg)      ((sg)->dma_address)
-#define sg_dma_len(sg)          ((sg)->length)
-
-#define ISA_DMA_THRESHOLD (0x00ffffff)
-
-#endif /* !(_I386_SCATTERLIST_H) */
diff --git a/include/asm-x86/scatterlist_64.h b/include/asm-x86/scatterlist_64.h
deleted file mode 100644
index 1847c72befeb..000000000000
--- a/include/asm-x86/scatterlist_64.h
+++ /dev/null
@@ -1,29 +0,0 @@
-#ifndef _X8664_SCATTERLIST_H
-#define _X8664_SCATTERLIST_H
-
-#include <asm/types.h>
-
-struct scatterlist {
-#ifdef CONFIG_DEBUG_SG
-    unsigned long       sg_magic;
-#endif
-    unsigned long       page_link;
-    unsigned int        offset;
-    unsigned int        length;
-    dma_addr_t          dma_address;
-    unsigned int        dma_length;
-};
-
-#define ARCH_HAS_SG_CHAIN
-
-#define ISA_DMA_THRESHOLD (0x00ffffff)
-
-/* These macros should be used after a pci_map_sg call has been done
- * to get bus addresses of each of the SG entries and their lengths.
- * You should only work with the number of sg entries pci_map_sg
- * returns.
- */
-#define sg_dma_address(sg)     ((sg)->dma_address)
-#define sg_dma_len(sg)         ((sg)->dma_length)
-
-#endif