ср, 20 дек. 2023 г. в 16:52, Jonathan Cameron <jic23@xxxxxxxxxx>:
>
> On Wed, 20 Dec 2023 01:15:03 +0200
> Yauhen Kharuzhy <jekhor@xxxxxxxxx> wrote:
>
> > After the commit 666cf30a589a ("HID: sensor-hub: Allow multi-function
> > sensor devices") hub devices are claimed by hidraw driver in hid_connect().
> > This causes stoppping of processing HID reports by hid core due to
> > optimization.
> >
> > In such case, the hid-sensor-custom driver cannot match a known custom
> > sensor in hid_sensor_custom_get_known() because it try to check custom
> > properties which weren't filled from the report because hid core didn't
> > parsed it.
> >
> > As result, custom sensors like hinge angle sensor and LISS sensors
> > don't work.
> >
> > Mark the sensor hub devices claimed by some driver to avoid hidraw-related
> > optimizations.
> >
> > Signed-off-by: Yauhen Kharuzhy <jekhor@xxxxxxxxx>
> Fixes tag?
Fixes: 666cf30a589a ("HID: sensor-hub: Allow multi-function sensor devices")
>
> > ---
> > drivers/hid/hid-sensor-hub.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/drivers/hid/hid-sensor-hub.c b/drivers/hid/hid-sensor-hub.c
> > index 2eba152e8b90..26e93a331a51 100644
> > --- a/drivers/hid/hid-sensor-hub.c
> > +++ b/drivers/hid/hid-sensor-hub.c
> > @@ -632,7 +632,7 @@ static int sensor_hub_probe(struct hid_device *hdev,
> > }
> > INIT_LIST_HEAD(&hdev->inputs);
> >
> > - ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
> > + ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT | HID_CONNECT_DRIVER);
> > if (ret) {
> > hid_err(hdev, "hw start failed\n");
> > return ret;
>
--
Yauhen Kharuzhy
