linux-kernel - Re: [PATCH] HID: sensor-hub: Allow multi-function sensor devices

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Message-ID: <0642f96559182c76548990cac383fbb110f8d56b.camel@linux.intel.com>
Date:   Mon, 12 Jun 2023 06:34:00 -0700
From:   srinivas pandruvada <srinivas.pandruvada@...ux.intel.com>
To:     Jiri Kosina <jikos@...nel.org>
Cc:     Daniel Thompson <daniel.thompson@...aro.org>,
        Jonathan Cameron <jic23@...nel.org>,
        Benjamin Tissoires <benjamin.tissoires@...hat.com>,
        Bjorn Andersson <andersson@...nel.org>,
        linux-input@...r.kernel.org, linux-iio@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] HID: sensor-hub: Allow multi-function sensor devices

On Mon, 2023-06-12 at 09:39 +0200, Jiri Kosina wrote:
> On Sun, 11 Jun 2023, srinivas pandruvada wrote:
> 
> > > > The Lenovo Yoga C630 has a combined keyboard and accelerometer
> > > > that 
> > > > interfaces via i2c-hid. Currently this laptop either has a
> > > > working 
> > > > keyboard (if CONFIG_HID_SENSOR_HUB is disabled) or a working 
> > > > accelerometer. only works on kernels. Put another way, most
> > > > distro 
> > > > kernels enable CONFIG_HID_SENSOR_HUB and therefore cannot work
> > > > on 
> > > > this device since the keyboard doesn't work!
> > > > 
> > > > Fix this by providing a richer connect mask during the probe.
> > > > With 
> > > > this change both keyboard and screen orientation sensors work 
> > > > correctly.
> > > > 
> > > > Signed-off-by: Daniel Thompson <daniel.thompson@...aro.org>
> > > 
> > > Srinivas, are you aware of any multi-function device that this
> > > patch 
> > > might break?
> > I tried two systems, one with ISH and another with external hub.
> > Didn't 
> > break anything. I don't have 5+ years old systems, to confirm if it
> > will 
> > break something on older systems with external hub.
> 
> Thanks a lot. Can I take the above as an equivalent of
> 
>         Acked-by: Srinivas Pandruvada
> <srinivas.pandruvada@...ux.intel.com>
Sure. 
Acked-by: Srinivas Pandruvada<srinivas.pandruvada@...ux.intel.com>
> 
Thanks,
Srinivas




> ? :)
>