[PATCH 04/11] pinctrl: sunxi: Properly handle level triggered gpio interrupts
Hans de Goede
hdegoede at redhat.com
Wed Jun 11 02:13:02 PDT 2014
Hi Linus,
On 06/11/2014 11:00 AM, Linus Walleij wrote:
> On Mon, May 26, 2014 at 9:47 AM, Hans de Goede <hdegoede at redhat.com> wrote:
>
>> For level triggered gpio interrupts we need to use handle_fasteoi_irq,
>> like we do with the irq-sunxi-nmi driver. This is necessary to give threaded
>> interrupt handlers a chance to actuall clear the source of the interrupt
>> (which may involve sleeping waitnig for i2c / spi / mmc transfers), before
>> acknowledging the interrupt.
>>
>> Signed-off-by: Hans de Goede <hdegoede at redhat.com>
>
> I haven't seen any feedback on the pin controller patches in this
> series from Maxime, I might have missed it due to being tied to
> some other patch in the series.
>
> Anyway, this needs to be rebased and reposted anyway, I
> just merged some base patches from Maxime for external
> interrupts that will go in after the merge window, I need some
> help to figure out what and how to merge here.
No problem I plan to do a rebased v2 of the pinctrl bits in
this series (and only the pinctrl bits) with some remarks
from Maxime fixed soon.
Regards,
Hans
More information about the linux-arm-kernel
mailing list