Re: [PATCH 1/2] Revert "HID: i2c-hid: Add support for ACPI GPIO interrupts"

From: Mika Westerberg
Date: Thu Oct 13 2016 - 06:28:11 EST


On Thu, Oct 13, 2016 at 11:30:44AM +0200, Benjamin Tissoires wrote:
> From: David Arcari <darcari@xxxxxxxxxx>
>
> This reverts commit a485923efbb8 ("HID: i2c-hid: Add support for ACPI
> GPIO interrupts") and commit a7d2bf25a483 ("HID: i2c-hid: Do not fail
> probing if gpiolib is not enabled") at the same time.
>
> Since commit c884fbd45214 ("gpio / ACPI: Add support for retrieving
> GpioInt resources from a device") i2c_core already set the IRQ by
> looking into the ACPI tree and retrieving the gpioInt. So we just
> have some boiler-plate here that is not needed anymore.
>
> The only downside effect here is that now we are not exiting early
> enough if the irq is set to -EPROBE_DEFER or any other error, but
> this is going to be fixed in the following patch.
>
> Signed-off-by: David Arcari <darcari@xxxxxxxxxx>
> Signed-off-by: Benjamin Tissoires <benjamin.tissoires@xxxxxxxxxx>

I went through my collection of ACPI dumps from different machines and I
did not find anything using plain GpioIo() resource. So I think this
should be safe thing to do.

Reviewed-by: Mika Westerberg <mika.westerberg@xxxxxxxxxxxxxxx>