Messages in this thread | | | Date | Mon, 29 Jul 2013 17:52:16 +0200 | From | boris brezillon <> | Subject | Re: [PATCH] pinctrl: at91: choose appropriate handler for level interrupts |
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On 29/07/2013 17:42, Linus Walleij wrote: > On Sat, Jul 20, 2013 at 4:51 PM, Boris BREZILLON > <b.brezillon@overkiz.com> wrote: > >> The current implementation handle both edge and level interrupts with the >> 'handle_simple_irq' handler. >> >> Level interrupts are active as long as the pin stays at the configured >> level (low or high). In this case we have to use 'handle_level_irq' which >> mask the interrupt until the handle has treated it. >> >> Signed-off-by: Boris BREZILLON <b.brezillon@overkiz.com> > Nicolas/Jean-Christophe: any opinion on this patch? > > I am tempted to just apply it and see if you react to it :-) Hello,
Just for clarification, without this patch the kernel hangs if you request a threaded irq on level state (low or high).
This was tested on sama5ek board.
Best Regards,
Boris > > Yours, > Linus Walleij
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