Hi, On Fri, Apr 21, 2017 at 02:52:46PM +0200, Hans de Goede wrote: > Some peripherals on Baytrail and Cherrytrail platforms signal PME to the > PMC to wakeup the system. When this happens software needs to clear the > PME_B0_STS bit in the GPE0a_STS register to avoid an IRQ storm on IRQ 9. > > This is modelled in ACPI through the INT0002 ACPI device. > > This commit adds a driver which will bind to that device, call the > ACPI event handler for the wakeup and clear the interrupt source > avoiding the irq storm. > > Cc: joeyli <jlee@xxxxxxxx> > Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx> > Tested-by: Takashi Iwai <tiwai@xxxxxxx> > --- > Changes in v2: > -Remove dev_err after malloc failure > -Remove unused empty runtime pm callbacks > -s/GPE0A_PME_/GPE0A_PME_B0_/ > -Fixed some checkpatch warnings (I forgot to run checkpatch on v1) Please feel free to add: Reviewed-by: Joey Lee <jlee@xxxxxxxx> Thanks a lot! Joey Lee
