Re: [PATCH 3/3] pinctrl: exynos: ack level-triggered interruptsbefore unmasking

From: Doug Anderson
Date: Thu Jun 13 2013 - 12:38:42 EST


Kukjin,

On Thu, Jun 13, 2013 at 5:04 AM, Kukjin Kim <kgene.kim@xxxxxxxxxxx> wrote:
> Doug Anderson wrote:
>>
>> A level-triggered interrupt should be acked after the interrupt line
>> becomes inactive and before it is unmasked, or else another interrupt
>> will be immediately triggered. Acking before or after calling the
>> handler is not enough.
>>
>> Signed-off-by: Luigi Semenzato <semenzato@xxxxxxxxxxxx>
>> Signed-off-by: Doug Anderson <dianders@xxxxxxxxxxxx>
>
> BTW, probably we need a similar fixing in the mach-exynos/common.c file
> before pinctê for distro...

Is anyone using the functions in mach-exynos/common.c file anymore? I
thought that non-dt exynos support was going away and then we could
just delete a whole lot of code from that file.

-Doug
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