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authorFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>2011-03-22 16:33:50 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-03-22 17:44:09 -0700
commit3e50594e8e72932ad4cfcb0b3cbdf58fc3bce416 (patch)
treec33044290a9161e73ac5eded5d10a27c47bbfd5f
parent8a06dc4d52458e4a909b652ee9fe8f82d2cd87a2 (diff)
downloadlinux-3e50594e8e72932ad4cfcb0b3cbdf58fc3bce416.tar.gz
add the common dma_addr_t typedef to include/linux/types.h
All architectures can use the common dma_addr_t typedef now. We can remove the arch specific dma_addr_t. Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Acked-by: Arnd Bergmann <arnd@arndb.de> Cc: Ingo Molnar <mingo@elte.hu> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: "H. Peter Anvin" <hpa@zytor.com> Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru> Cc: Richard Henderson <rth@twiddle.net> Cc: Matt Turner <mattst88@gmail.com> Cc: "Luck, Tony" <tony.luck@intel.com> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: Chris Metcalf <cmetcalf@tilera.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--arch/alpha/include/asm/types.h1
-rw-r--r--arch/arm/include/asm/types.h3
-rw-r--r--arch/avr32/include/asm/types.h8
-rw-r--r--arch/cris/include/asm/types.h3
-rw-r--r--arch/frv/include/asm/types.h8
-rw-r--r--arch/h8300/include/asm/types.h4
-rw-r--r--arch/ia64/include/asm/types.h3
-rw-r--r--arch/m32r/include/asm/types.h3
-rw-r--r--arch/m68k/include/asm/types.h3
-rw-r--r--arch/mips/include/asm/types.h6
-rw-r--r--arch/mn10300/include/asm/types.h7
-rw-r--r--arch/parisc/include/asm/types.h3
-rw-r--r--arch/powerpc/include/asm/types.h5
-rw-r--r--arch/s390/include/asm/types.h6
-rw-r--r--arch/sparc/include/asm/types.h4
-rw-r--r--arch/x86/include/asm/types.h8
-rw-r--r--arch/xtensa/include/asm/types.h4
-rw-r--r--include/asm-generic/types.h27
-rw-r--r--include/linux/types.h6
19 files changed, 6 insertions, 106 deletions
diff --git a/arch/alpha/include/asm/types.h b/arch/alpha/include/asm/types.h
index bd621ecd1eb..e46e50382d2 100644
--- a/arch/alpha/include/asm/types.h
+++ b/arch/alpha/include/asm/types.h
@@ -27,7 +27,6 @@ typedef unsigned int umode_t;
#ifdef __KERNEL__
#ifndef __ASSEMBLY__
-typedef u64 dma_addr_t;
typedef u64 dma64_addr_t;
#endif /* __ASSEMBLY__ */
diff --git a/arch/arm/include/asm/types.h b/arch/arm/include/asm/types.h
index 345df01534a..c684e3769f4 100644
--- a/arch/arm/include/asm/types.h
+++ b/arch/arm/include/asm/types.h
@@ -18,9 +18,6 @@ typedef unsigned short umode_t;
#ifndef __ASSEMBLY__
-/* Dma addresses are 32-bits wide. */
-
-typedef u32 dma_addr_t;
typedef u32 dma64_addr_t;
#endif /* __ASSEMBLY__ */
diff --git a/arch/avr32/include/asm/types.h b/arch/avr32/include/asm/types.h
index 9cefda6f534..72667a3b1af 100644
--- a/arch/avr32/include/asm/types.h
+++ b/arch/avr32/include/asm/types.h
@@ -23,14 +23,6 @@ typedef unsigned short umode_t;
#define BITS_PER_LONG 32
-#ifndef __ASSEMBLY__
-
-/* Dma addresses are 32-bits wide. */
-
-typedef u32 dma_addr_t;
-
-#endif /* __ASSEMBLY__ */
-
#endif /* __KERNEL__ */
diff --git a/arch/cris/include/asm/types.h b/arch/cris/include/asm/types.h
index 5790262cbe8..44055087c93 100644
--- a/arch/cris/include/asm/types.h
+++ b/arch/cris/include/asm/types.h
@@ -18,9 +18,6 @@ typedef unsigned short umode_t;
#ifndef __ASSEMBLY__
-/* Dma addresses are 32-bits wide, just like our other addresses. */
-
-typedef u32 dma_addr_t;
typedef u32 dma64_addr_t;
#endif /* __ASSEMBLY__ */
diff --git a/arch/frv/include/asm/types.h b/arch/frv/include/asm/types.h
index 613bf1e962f..aa3e7fdc7f2 100644
--- a/arch/frv/include/asm/types.h
+++ b/arch/frv/include/asm/types.h
@@ -27,14 +27,6 @@ typedef unsigned short umode_t;
#define BITS_PER_LONG 32
-#ifndef __ASSEMBLY__
-
-/* Dma addresses are 32-bits wide. */
-
-typedef u32 dma_addr_t;
-
-#endif /* __ASSEMBLY__ */
-
#endif /* __KERNEL__ */
#endif /* _ASM_TYPES_H */
diff --git a/arch/h8300/include/asm/types.h b/arch/h8300/include/asm/types.h
index 12875190b15..bb2c91a3522 100644
--- a/arch/h8300/include/asm/types.h
+++ b/arch/h8300/include/asm/types.h
@@ -22,10 +22,6 @@ typedef unsigned short umode_t;
#define BITS_PER_LONG 32
-/* Dma addresses are 32-bits wide. */
-
-typedef u32 dma_addr_t;
-
#endif /* __KERNEL__ */
#endif /* __ASSEMBLY__ */
diff --git a/arch/ia64/include/asm/types.h b/arch/ia64/include/asm/types.h
index 93773fd37be..82b3939d271 100644
--- a/arch/ia64/include/asm/types.h
+++ b/arch/ia64/include/asm/types.h
@@ -40,9 +40,6 @@ struct fnptr {
unsigned long gp;
};
-/* DMA addresses are 64-bits wide, in general. */
-typedef u64 dma_addr_t;
-
# endif /* __KERNEL__ */
#endif /* !__ASSEMBLY__ */
diff --git a/arch/m32r/include/asm/types.h b/arch/m32r/include/asm/types.h
index bc9f7fff0ac..fd84b4898e3 100644
--- a/arch/m32r/include/asm/types.h
+++ b/arch/m32r/include/asm/types.h
@@ -18,9 +18,6 @@ typedef unsigned short umode_t;
#ifndef __ASSEMBLY__
-/* DMA addresses are 32-bits wide. */
-
-typedef u32 dma_addr_t;
typedef u64 dma64_addr_t;
#endif /* __ASSEMBLY__ */
diff --git a/arch/m68k/include/asm/types.h b/arch/m68k/include/asm/types.h
index 6441cb5f8e7..10ad92f1c17 100644
--- a/arch/m68k/include/asm/types.h
+++ b/arch/m68k/include/asm/types.h
@@ -25,9 +25,6 @@ typedef unsigned short umode_t;
#ifndef __ASSEMBLY__
-/* DMA addresses are always 32-bits wide */
-
-typedef u32 dma_addr_t;
typedef u32 dma64_addr_t;
#endif /* __ASSEMBLY__ */
diff --git a/arch/mips/include/asm/types.h b/arch/mips/include/asm/types.h
index 544a2854598..9520dc89498 100644
--- a/arch/mips/include/asm/types.h
+++ b/arch/mips/include/asm/types.h
@@ -33,12 +33,6 @@ typedef unsigned short umode_t;
#ifdef __KERNEL__
#ifndef __ASSEMBLY__
-#if (defined(CONFIG_HIGHMEM) && defined(CONFIG_64BIT_PHYS_ADDR)) \
- || defined(CONFIG_64BIT)
-typedef u64 dma_addr_t;
-#else
-typedef u32 dma_addr_t;
-#endif
typedef u64 dma64_addr_t;
/*
diff --git a/arch/mn10300/include/asm/types.h b/arch/mn10300/include/asm/types.h
index 7b9f01042fd..c1833eb192e 100644
--- a/arch/mn10300/include/asm/types.h
+++ b/arch/mn10300/include/asm/types.h
@@ -26,13 +26,6 @@ typedef unsigned short umode_t;
#define BITS_PER_LONG 32
-#ifndef __ASSEMBLY__
-
-/* Dma addresses are 32-bits wide. */
-typedef u32 dma_addr_t;
-
-#endif /* __ASSEMBLY__ */
-
#endif /* __KERNEL__ */
#endif /* _ASM_TYPES_H */
diff --git a/arch/parisc/include/asm/types.h b/arch/parisc/include/asm/types.h
index 20135cc8003..bc164ddffb7 100644
--- a/arch/parisc/include/asm/types.h
+++ b/arch/parisc/include/asm/types.h
@@ -16,9 +16,6 @@ typedef unsigned short umode_t;
#ifndef __ASSEMBLY__
-/* Dma addresses are 32-bits wide. */
-
-typedef u32 dma_addr_t;
typedef u64 dma64_addr_t;
#endif /* __ASSEMBLY__ */
diff --git a/arch/powerpc/include/asm/types.h b/arch/powerpc/include/asm/types.h
index a5aea0ca34e..e16a6b2d96f 100644
--- a/arch/powerpc/include/asm/types.h
+++ b/arch/powerpc/include/asm/types.h
@@ -44,11 +44,6 @@ typedef struct {
typedef __vector128 vector128;
-#if defined(__powerpc64__) || defined(CONFIG_PHYS_64BIT)
-typedef u64 dma_addr_t;
-#else
-typedef u32 dma_addr_t;
-#endif
typedef u64 dma64_addr_t;
typedef struct {
diff --git a/arch/s390/include/asm/types.h b/arch/s390/include/asm/types.h
index 04d6b95a89c..f7f6ae6bed8 100644
--- a/arch/s390/include/asm/types.h
+++ b/arch/s390/include/asm/types.h
@@ -31,12 +31,6 @@ typedef __signed__ long saddr_t;
#ifndef __ASSEMBLY__
typedef u64 dma64_addr_t;
-#ifdef __s390x__
-/* DMA addresses come in 32-bit and 64-bit flavours. */
-typedef u64 dma_addr_t;
-#else
-typedef u32 dma_addr_t;
-#endif
#ifndef __s390x__
typedef union {
diff --git a/arch/sparc/include/asm/types.h b/arch/sparc/include/asm/types.h
index 09c79a9c851..f02d330cb9f 100644
--- a/arch/sparc/include/asm/types.h
+++ b/arch/sparc/include/asm/types.h
@@ -22,10 +22,6 @@ typedef unsigned short umode_t;
#ifndef __ASSEMBLY__
-/* Dma addresses come in generic and 64-bit flavours. */
-
-typedef u32 dma_addr_t;
-
#if defined(__arch64__)
/*** SPARC 64 bit ***/
diff --git a/arch/x86/include/asm/types.h b/arch/x86/include/asm/types.h
index df1da20f453..88102055a4b 100644
--- a/arch/x86/include/asm/types.h
+++ b/arch/x86/include/asm/types.h
@@ -1,20 +1,12 @@
#ifndef _ASM_X86_TYPES_H
#define _ASM_X86_TYPES_H
-#define dma_addr_t dma_addr_t
-
#include <asm-generic/types.h>
#ifdef __KERNEL__
#ifndef __ASSEMBLY__
typedef u64 dma64_addr_t;
-#if defined(CONFIG_X86_64) || defined(CONFIG_HIGHMEM64G)
-/* DMA addresses come in 32-bit and 64-bit flavours. */
-typedef u64 dma_addr_t;
-#else
-typedef u32 dma_addr_t;
-#endif
#endif /* __ASSEMBLY__ */
#endif /* __KERNEL__ */
diff --git a/arch/xtensa/include/asm/types.h b/arch/xtensa/include/asm/types.h
index c89569a8da0..b1c981e39b5 100644
--- a/arch/xtensa/include/asm/types.h
+++ b/arch/xtensa/include/asm/types.h
@@ -32,10 +32,6 @@ typedef unsigned short umode_t;
#define BITS_PER_LONG 32
-/* Dma addresses are 32-bits wide. */
-
-typedef u32 dma_addr_t;
-
#endif /* __KERNEL__ */
#endif
diff --git a/include/asm-generic/types.h b/include/asm-generic/types.h
index fba7d33ca3f..7a0f69e6c61 100644
--- a/include/asm-generic/types.h
+++ b/include/asm-generic/types.h
@@ -12,31 +12,4 @@ typedef unsigned short umode_t;
#endif /* __ASSEMBLY__ */
-/*
- * These aren't exported outside the kernel to avoid name space clashes
- */
-#ifdef __KERNEL__
-#ifndef __ASSEMBLY__
-/*
- * DMA addresses may be very different from physical addresses
- * and pointers. i386 and powerpc may have 64 bit DMA on 32 bit
- * systems, while sparc64 uses 32 bit DMA addresses for 64 bit
- * physical addresses.
- * This default defines dma_addr_t to have the same size as
- * phys_addr_t, which is the most common way.
- * Do not define the dma64_addr_t type, which never really
- * worked.
- */
-#ifndef dma_addr_t
-#ifdef CONFIG_PHYS_ADDR_T_64BIT
-typedef u64 dma_addr_t;
-#else
-typedef u32 dma_addr_t;
-#endif /* CONFIG_PHYS_ADDR_T_64BIT */
-#endif /* dma_addr_t */
-
-#endif /* __ASSEMBLY__ */
-
-#endif /* __KERNEL__ */
-
#endif /* _ASM_GENERIC_TYPES_H */
diff --git a/include/linux/types.h b/include/linux/types.h
index c2a9eb44f2f..176da8c1fbb 100644
--- a/include/linux/types.h
+++ b/include/linux/types.h
@@ -150,6 +150,12 @@ typedef unsigned long blkcnt_t;
#define pgoff_t unsigned long
#endif
+#ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT
+typedef u64 dma_addr_t;
+#else
+typedef u32 dma_addr_t;
+#endif /* dma_addr_t */
+
#endif /* __KERNEL__ */
/*