[PATCH 03/32 v2] dmaengine: ste_dma40: Use the BIT macro to replace ugly '(1 << x)'s

[lee.jones@linaro.org (Lee Jones)]

On Wed, 24 Apr 2013, Linus Walleij wrote:

> On Thu, Apr 18, 2013 at 2:16 PM, Lee Jones <lee.jones@linaro.org> wrote:
> 
> > The aim is to make the code that little more readable.
> >
> > Cc: Vinod Koul <vinod.koul@intel.com>
> > Cc: Dan Williams <djbw@fb.com>
> > Cc: Per Forlin <per.forlin@stericsson.com>
> > Cc: Rabin Vincent <rabin@rab.in>
> > Acked-by: Arnd Bergmann <arnd@arndb.de>
> > Signed-off-by: Lee Jones <lee.jones@linaro.org>
> >
> > diff --git a/drivers/dma/ste_dma40.c b/drivers/dma/ste_dma40.c
> > index 3b83dee..ddf5ff1 100644
> > --- a/drivers/dma/ste_dma40.c
> > +++ b/drivers/dma/ste_dma40.c
> > @@ -49,9 +49,9 @@
> >  #define MAX_LCLA_ALLOC_ATTEMPTS 256
> >
> >  /* Bit markings for allocation map */
> > -#define D40_ALLOC_FREE         (1 << 31)
> > -#define D40_ALLOC_PHY          (1 << 30)
> > -#define D40_ALLOC_LOG_FREE     0
> > +#define D40_ALLOC_FREE         BIT(31)
> > +#define D40_ALLOC_PHY          BIT(30)
> > +#define D40_ALLOC_LOG_FREE     BIT(0)
> 
> No. 0 != BIT(0)
> 
> Please fix this...

Good spot.

I've already fixed this though.

I'll send it as a v3 now.

-- 
Lee Jones
Linaro ST-Ericsson Landing Team Lead
Linaro.org ? Open source software for ARM SoCs
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