Hi
2021. szeptember 27., hétfő 23:06 keltezéssel, Tim Crawford írta:
> From: Jeremy Soller <jeremy@xxxxxxxxxxxx>
>
> System76 laptops models with OLED displays do not support the default
> Fn+F2 behavior of turning the embedded display on and off. Some models
> instead introduce a new notify event that is used to lock the screen so
> the OS will put the display in a low power state.
>
> Signed-off-by: Jeremy Soller <jeremy@xxxxxxxxxxxx>
> Signed-off-by: Tim Crawford <tcrawford@xxxxxxxxxxxx>
> ---
> drivers/platform/x86/system76_acpi.c | 31 ++++++++++++++++++++++++++++
> 1 file changed, 31 insertions(+)
>
> diff --git a/drivers/platform/x86/system76_acpi.c b/drivers/platform/x86/system76_acpi.c
> index 11f0e42386ba..06f6509980e2 100644
> --- a/drivers/platform/x86/system76_acpi.c
> +++ b/drivers/platform/x86/system76_acpi.c
> [...]
> @@ -514,6 +528,23 @@ static int system76_add(struct acpi_device *acpi_dev)
> if (IS_ERR(data->therm))
> return PTR_ERR(data->therm);
>
> + data->input = devm_input_allocate_device(&acpi_dev->dev);
> + if (!data->input)
> + return -ENOMEM;
> +
> + data->input->name = "System76 ACPI Hotkeys";
> + data->input->phys = "system76_acpi/input0";
> + data->input->id.bustype = BUS_HOST;
> + data->input->dev.parent = &acpi_dev->dev;
> + set_bit(EV_KEY, data->input->evbit);
> + set_bit(KEY_SCREENLOCK, data->input->keybit);
You can use `input_set_capability()` instead of manually setting the bits.
> +
> + err = input_register_device(data->input);
> + if (err) {
> + input_free_device(data->input);
> + return err;
> + }
> +
> return 0;
> }
>
> --
> 2.31.1
>
Regards,
Barnabás Pőcze
