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SubjectRe: [PATCH 0/2] Support for buttons on newer MS Surface devices
On Thu, Jun 20, 2019 at 2:51 PM Maximilian Luz <luzmaximilian@gmail.com> wrote:
>
> This series adds suport for power and volume buttons on 5th and 6th
> generation Microsoft Surface devices. Specifically, it adds support for
> the power-button on the Surface Laptop 1 and Laptop 2, as well as
> support for power- and (on-device) volume-buttons on the Surface Pro 5
> (2017), Pro 6, and Book 2.
>
> These devices use the same MSHW0040 device as on the Surface Pro 4,
> however, whereas the Pro 4 uses an ACPI notify handler, the newer
> devices use GPIO interrupts to signal these events.
>
> The first patch of this series ensures that the surfacepro3_button
> driver, used for MSHW0040 on the Pro 4, does not probe for the newer
> devices. The second patch adapts soc_button_array to implement the
> actual button support.
>
> I think the changes to soc_button_array in the second patch warrant a
> thorough review. I've tried to make things a bit more generic to be able
> to integrate arbitrary ACPI GPIO power-/volume-button devices more
> easily, I'm not sure if there may be reasons against this.
>
> These patches have also been tested on various Surface devices via the
> github.com/jakeday/linux-surface patchset.
>

Pushed to my review and testing queue, thanks!

> Maximilian Luz (2):
> platform: Fix device check for surfacepro3_button
> input: soc_button_array for newer surface devices
>
> drivers/input/misc/soc_button_array.c | 134 ++++++++++++++++++++--
> drivers/platform/x86/surfacepro3_button.c | 38 ++++++
> 2 files changed, 160 insertions(+), 12 deletions(-)
>
> --
> 2.22.0
>


--
With Best Regards,
Andy Shevchenko

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