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authorFlorian Fainelli <ffainelli@freebox.fr>2009-12-16 11:29:06 +0100
committerRalf Baechle <ralf@linux-mips.org>2010-02-27 12:53:12 +0100
commitf868ba29723be46e0981226d7455090d515b08ef (patch)
tree77b0fde68563ab8b8b458839608577223d787d81 /arch/mips/include
parent9df7d1647fdd729c5bf3f087ae69d07fecf60bdd (diff)
downloadlinux-2.6.34-ux500-f868ba29723be46e0981226d7455090d515b08ef.tar.gz
MIPS: add readl/write_be accessors
MIPS currently lacks the readl_be and writel_be accessors which are required by BCM63xx for OHCI and EHCI support. Let's define them globally for MIPS. This also fixes the compilation of the bcm63xx defconfig against USB. Signed-off-by: Florian Fainelli <ffainelli@freebox.fr> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de> Cc: linux-mips@linux-mips.org Cc: Maxime Bizon <mbizon@freebox.fr> Patchwork: http://patchwork.linux-mips.org/patch/793/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/include')
-rw-r--r--arch/mips/include/asm/io.h18
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/mips/include/asm/io.h b/arch/mips/include/asm/io.h
index 436878e4e06..c98bf514ec7 100644
--- a/arch/mips/include/asm/io.h
+++ b/arch/mips/include/asm/io.h
@@ -447,6 +447,24 @@ __BUILDIO(q, u64)
#define readl_relaxed readl
#define readq_relaxed readq
+#define readb_be(addr) \
+ __raw_readb((__force unsigned *)(addr))
+#define readw_be(addr) \
+ be16_to_cpu(__raw_readw((__force unsigned *)(addr)))
+#define readl_be(addr) \
+ be32_to_cpu(__raw_readl((__force unsigned *)(addr)))
+#define readq_be(addr) \
+ be64_to_cpu(__raw_readq((__force unsigned *)(addr)))
+
+#define writeb_be(val, addr) \
+ __raw_writeb((val), (__force unsigned *)(addr))
+#define writew_be(val, addr) \
+ __raw_writew(cpu_to_be16((val)), (__force unsigned *)(addr))
+#define writel_be(val, addr) \
+ __raw_writel(cpu_to_be32((val)), (__force unsigned *)(addr))
+#define writeq_be(val, addr) \
+ __raw_writeq(cpu_to_be64((val)), (__force unsigned *)(addr))
+
/*
* Some code tests for these symbols
*/