On Thu, May 10, 2012 at 2:08 PM, Rafael J. Wysocki <rjw@xxxxxxx> wrote: > On Thursday, May 10, 2012, Daniel Drake wrote: >> When the system is woken up by the ACPI fixed power button, currently there >> is no way of userspace becoming aware that the power button was pressed. >> >> OLPC would like to know this, so that we can respond appropriately. >> For example, if the system was woken up by a network packet, we know >> we can go back to sleep very quickly. But if the user explicitly woke the >> system with the power button, we're going to want to stay awake for a >> while. >> >> The wakeup count mechanism seems like a good fit for communicating this. >> Mark the fixed power button as wakeup-enabled, and increment its wakeup >> counter when the system is woken with the power button. (The wakeup counter >> is also incremented when the power button is pressed during system >> operation; this is already handled by an existing acpi-button codepath). >> >> Signed-off-by: Daniel Drake <dsd@xxxxxxxxxx> >> Acked-by: Zhang Rui <rui.zhang@xxxxxxxxx> > > Acked-by: Rafael J. Wysocki <rjw@xxxxxxx> > > Len, this looks like v3.5 material to me, any chance to pick it up? Bump. Any news here? Would love to see it in 3.5. Thanks Daniel -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
