On Thu, Dec 20, 2012 at 10:44 AM, Peter Ujfalusi <[email protected]> wrote:
> Use more coherent locking in the driver. Use bitfield to store the GPIO > direction and if the pin is configured as output store the status also in a > bitfiled. > In this way we can just look at these bitfields when we need information > about the pin status and only reach out to the chip when it is needed. > > Signed-off-by: Peter Ujfalusi <[email protected]> > Acked-by: Linus Walleij <[email protected]> > --- > Hi Grant, > > Changes sicne v2: > - Fixed the mutex_unlock found by Michael. > - Removed the debug prints addedd by v2 patch (remains from debugging) > - Removed one blank line between includes and the first comment section. Sorry Peter this must have been missed somehow. This does not apply to the current v3.8-rc3, could you respin this on top of Torvalds' tree? Yours, Linus Walleij -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
