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SubjectRe: [PATCH] HID: rmi: Disable populating F30 when the touchpad has physical buttons
Hi Andrew,

On Jun 16 2015 or thereabouts, Andrew Duggan wrote:
> Physical buttons do not use F30 to report their state and in some cases the
> data reported in F30 is incorrect and inconsistent with what is reported by
> the HID descriptor. When physical buttons are present, ignore F30 and let
> hid-input report buttons based on what is defined in the HID descriptor.
>
> Signed-off-by: Andrew Duggan <aduggan@synaptics.com>
> ---

Thanks for the patch.
This one is related to:
https://bugzilla.redhat.com/show_bug.cgi?id=1227891
and http://bugs.freedesktop.org/show_bug.cgi?id=90356

Andrew, can you confirm that with this patch, INPUT_PROP_BUTTONPAD is not
set for the Razer Blade touchpad?

If so, then this is:
Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>

Cheers,
Benjamin

> drivers/hid/hid-rmi.c | 9 ++++++---
> 1 file changed, 6 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/hid/hid-rmi.c b/drivers/hid/hid-rmi.c
> index 368ffdf..721f7f9 100644
> --- a/drivers/hid/hid-rmi.c
> +++ b/drivers/hid/hid-rmi.c
> @@ -1013,6 +1013,7 @@ static int rmi_populate_f30(struct hid_device *hdev)
>
> static int rmi_populate(struct hid_device *hdev)
> {
> + struct rmi_data *data = hid_get_drvdata(hdev);
> int ret;
>
> ret = rmi_scan_pdt(hdev);
> @@ -1033,9 +1034,11 @@ static int rmi_populate(struct hid_device *hdev)
> return ret;
> }
>
> - ret = rmi_populate_f30(hdev);
> - if (ret)
> - hid_warn(hdev, "Error while initializing F30 (%d).\n", ret);
> + if (!(data->device_flags & RMI_DEVICE_HAS_PHYS_BUTTONS)) {
> + ret = rmi_populate_f30(hdev);
> + if (ret)
> + hid_warn(hdev, "Error while initializing F30 (%d).\n", ret);
> + }
>
> return 0;
> }
> --
> 2.1.4
>


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