On Wed, Aug 07, 2013 at 11:06:19AM +0200, Linus Walleij wrote:
> This macro was invented by Mattias Nilsson for the usecase
> where you want to set a sequence of bits inside a n-bit
> word, while leaving the head and tail of the sequence all
> zeroes. For example:
>
> #include <linux/bitops.h>
>
> u16 mask = BITS(4, 12);
>
> Yields a mask like this:
>
> 0001111111110000
>
> This patch moves the construct out of the MFD PRCMU driver
> and make it available for common use, after noticing in a
> review or two that it would be useful for others.
Well, we have similar GEN_MASK and GENMASK macros around the tree. Maybe
we could unify them all?
--
Regards/Gruss,
Boris.
Sent from a fat crate under my desk. Formatting is fine.
--
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majord...@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
