On Thu, Jun 8, 2017 at 6:45 PM, Hans de Goede <hdegoede@xxxxxxxxxx> wrote: > Hi, > > On 06/08/2017 05:45 PM, Darren Hart wrote: >> >> On Wed, Jun 07, 2017 at 05:53:38PM +0300, Andy Shevchenko wrote: >>> >>> On Fri, Jun 2, 2017 at 6:15 PM, Hans de Goede <hdegoede@xxxxxxxxxx> >>> wrote: >>>> >>>> Some peripherals on Bay Trail and Cherry Trail platforms signal a >>>> Power Management Event (PME) to the Power Management Controller (PMC) >>>> to wakeup the system. When this happens software needs to explicitly >>>> clear the PME bus 0 status bit in the GPE0a_STS register to avoid an >>>> IRQ storm on IRQ 9. >>>> >>>> This is modelled in ACPI through the INT0002 ACPI device, which is >>>> called a "Virtual GPIO controller" in ACPI because it defines the >>>> event handler to call when the PME triggers through _AEI and _L02 >>>> methods as would be done for a real GPIO interrupt in ACPI. >>>> >>>> This commit adds a driver which registers the Virtual GPIOs expected >>>> by the DSDT on these devices, letting gpiolib-acpi claim the >>>> virtual GPIO and install a GPIO-interrupt handler which call the _L02 >>>> handler as it would for a real GPIO controller. >>>> >>> >>> Pushed to testing w/o Linus' tag (there is no one yet) >> >> >> Will you be taking this through fixes Andy? For a 4.12-rc* target per >> Hans' >> response to the cover letter? > > > Note that Rafael is planning to drop (revert) the commit which makes > it (extra) desirable for this driver to get into 4.12, so we should > perhaps reconsider that. I'm fine either way, but the primary reason > to push this as a fix for 4.12 is no longer valid AFAICT. Maybe I will just queue it up along with this series: http://marc.info/?l=linux-kernel&m=149688087904433&w=2 if Andy and Darren agree? Thanks, Rafael -- 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
