> From: Will Deacon [mailto:will.dea...@arm.com]
> Yup, sorry, I didn't realise this patch covered both architectures. It
> would probably be a good idea to split it into 3 parts: a core part, then
> the two architectural bits.
>
> Will
Ok ,
I will split the patch into three parts,
And send again
On Tue, Oct 28, 2014 at 01:34:42AM +, Wang, Yalin wrote:
> > From: Will Deacon [mailto:will.dea...@arm.com]
> > > +++ b/arch/arm/include/asm/bitrev.h
> > > @@ -0,0 +1,28 @@
> > > +#ifndef __ASM_ARM_BITREV_H
> > > +#define __ASM_ARM_BITREV_H
> > > +
> > > +static __always_inline __attribute_cons
> From: Will Deacon [mailto:will.dea...@arm.com]
> > +++ b/arch/arm/include/asm/bitrev.h
> > @@ -0,0 +1,28 @@
> > +#ifndef __ASM_ARM_BITREV_H
> > +#define __ASM_ARM_BITREV_H
> > +
> > +static __always_inline __attribute_const__ u32 __arch_bitrev32(u32 x)
> > +{
> > + if (__builtin_constant_p(x))
On Mon, Oct 27, 2014 at 08:02:08AM +, Wang, Yalin wrote:
> this change add CONFIG_HAVE_ARCH_BITREVERSE config option,
> so that we can use arm/arm64 rbit instruction to do bitrev operation
> by hardware.
>
> Signed-off-by: Yalin Wang
> ---
> arch/arm/Kconfig| 1 +
> arch/arm
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