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| author | Florian Fainelli <ffainelli@freebox.fr> | 2009-12-16 11:29:06 +0100 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2010-02-27 12:53:12 +0100 |
| commit | f868ba29723be46e0981226d7455090d515b08ef (patch) | |
| tree | 77b0fde68563ab8b8b458839608577223d787d81 /arch/mips | |
| parent | 9df7d1647fdd729c5bf3f087ae69d07fecf60bdd (diff) | |
| download | blackbird-obmc-linux-f868ba29723be46e0981226d7455090d515b08ef.tar.gz blackbird-obmc-linux-f868ba29723be46e0981226d7455090d515b08ef.zip | |
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')
| -rw-r--r-- | arch/mips/include/asm/io.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/mips/include/asm/io.h b/arch/mips/include/asm/io.h index 436878e4e063..c98bf514ec7d 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 */ |
