On Tue, Apr 28, 2015 at 10:36:48AM -0700, sathyanarayanan kuppuswamy wrote: > >This requires that the boot firmware (BIOS/coreboot) configures these pins > >correctly (input, etc) before handing over to OS. I've tested this on Intel > >Baytrail, Braswell and Skylake based machines where this is true. > > Why not configure the GPIO pin as input in the API itself ?
IIRC Octavian tried to do just that but it turned out that some of the irqchip functions are called with spinlock held, which means you can't call all gpiod_* functions there (as they might sleep). -- 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/
