2009/5/7 Arve Hjønnevåg <[email protected]>: > 2009/5/6 Kim Kyuwon <[email protected]>: >> 2009/5/7 Arve Hjønnevåg <[email protected]>: >>> On Wed, May 6, 2009 at 5:16 PM, Kevin Hilman >>> <[email protected]> wrote: >>>> "Rafael J. Wysocki" <[email protected]> writes: >>>> >>>>> On Wednesday 06 May 2009, Kevin Hilman wrote: >>>>>> Kevin Hilman <[email protected]> writes: >>> >>>> There is at least one problem with that which is why Kyuwon Kim added >>>> the ->disable hook to OMAP's irq_chip. The problem is with drivers >>>> that call disable_irq() in their suspend hook, usually done to prevent >>>> the device from waking the system since on OMAP, any IRQ can be >>>> configured to wake the system. >>>> >>> >>> This does not sound correct. disable_irq_wake should be used for this. >>> A driver may need to mask its interrupt before suspending but this >>> should not also disable it as a wakeup source. >> >> I wish I could use disable_irq_wake(), but it doesn't work in OMAP. > > This does not sound like a hardware problem.
We may need advices of TI engineers. However, as far as I know, It is impossible to disable 'interrupt wake-up' with interrupt enabled. Because an interrupt itself generate a system wake-up event in OMAP3430 (Hardware level). -- Kyuwon > -- > Arve Hjønnevåg -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
