Re: [PATCH] regulator: When constraining modes fall back to higherpower modes
From: Mark Brown
Date: Tue Mar 29 2011 - 19:39:07 EST
On Wed, Mar 30, 2011 at 12:29:24AM +0100, Liam Girdwood wrote:
> It's late and I'm wondering if it's cleaner here just to :-
>
> if (mask & *mode)
> return 0;
> *mode = fls(mask);
> if (*mode)
> return 0;
This will end up selecting the highest mode in mask, even if it's lower
than the one asked for, you'd need to recheck against the original mask.
There's a few ways I can think of to do that but they're none of them
exceptionally pretty.
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