Re: [PATCH v3] gpio: twl4030: Cache the direction and output states in private data

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Thu, 10 Jan 2013 14:09:35 +0100, Peter Ujfalusi <peter.ujfalusi@xxxxxx> wrote:
> Hi Linus,
> 
> On 01/10/2013 11:41 AM, Linus Walleij wrote:
> > On Thu, Dec 20, 2012 at 10:44 AM, Peter Ujfalusi <peter.ujfalusi@xxxxxx> 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 <peter.ujfalusi@xxxxxx>
> >> Acked-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
> >> ---
> >> 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?
> 
> Grant applied the patch which this one depends on:
> [1] https://patchwork.kernel.org/patch/1844511/

I had applied it, never pushed the tree out because I wasn't able to
test my kernel tree for a couple of weeks due to travel. I saw the patch
in Linus' tree and pulled it out of mine before I pushed it out.

g.

--
To unsubscribe from this list: send the line "unsubscribe linux-omap" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [Linux Arm (vger)]     [ARM Kernel]     [ARM MSM]     [Linux Tegra]     [Linux WPAN Networking]     [Linux Wireless Networking]     [Maemo Users]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite Trails]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux