Re: [PATCH] iio: accel: add missing sensor for some 2-in-1 based ultrabooks

[Hans de Goede <hdegoede@xxxxxxxxxx>]

Hi,

On 30-05-19 13:53, Luís Ferreira wrote:
> Hi,
>
> @poettering just merged the pull request. Is it ready to go now?

You mean the kernel patch, yes merging that now is fine with me.

Regards,

Hans



> Sincerely,
> Luís Ferreira
> E2AB 2BF8 F3EC ABE2 E149 F2FD BC43 0831 9CE4 0B64
>
> On Wed, 29 May 2019 at 10:57, Hans de Goede <hdegoede@xxxxxxxxxx> wrote:
> > Hi,
> >
> > On 5/23/19 2:03 PM, Luís Ferreira wrote:
> > > Hi Hams,
> > >
> > > https://github.com/systemd/systemd/pull/12322
> > > https://github.com/hadess/iio-sensor-proxy/pull/262
> > >
> > > As all the pull requests to systemd and iio-sensor-proxy has already
> > > been merged, I just need your review on this:
> > > https://github.com/systemd/systemd/pull/12449
> > >
> > > Then, I guess this patch is ready to go. Please let me know if theres any issue.
> >
> > Thank you for your work on this. I've given a favorable review to the
> >
> > last systemd  pull-req.
> >
> > Regards,
> >
> > Hans
> >
> >
> > > On Wed, 17 Apr 2019 at 16:08, Hans de Goede <hdegoede@xxxxxxxxxx> wrote:
> > > > Hi,
> > > >
> > > > On 15-04-19 17:40, luis@xxxxxxxxxxxxxx wrote:
> > > > > April 6, 2019 10:36 AM, "Hans de Goede" <hdegoede@xxxxxxxxxx> wrote:
> > > > >
> > > > > Hi,
> > > > >
> > > > > > Yes that seems the best way forward with this.
> > > > > >
> > > > > > Note I think "base" is better then "keyboard" for the sensor which
> > > > > > is in the base/keyboard. But neither is perfect, so go which whatever
> > > > > > you prefer.
> > > > >
> > > > > Reference to:
> > > > > - https://github.com/hadess/iio-sensor-proxy/pull/262 > - https://github.com/systemd/systemd/pull/12322
> > > >
> > > > Thank you for your work on this, I see that Bastien has
> > > > already reviewed the iio-sensor-proxy changes.
> > > >
> > > > I've just added one small remark to the systemd changes,
> > > > except for that small remark the systemd changes look good to me.
> > > >
> > > > Regards,
> > > >
> > > > Hams
> > > >
> > > >
> > > >
> > > >
> > > > > > On 06-04-19 01:01, Luís Ferreira wrote:
> > > > > >
> > > > > > > Hi,
> > > > > > > Basically we need to come up with a convention to (optionally) indicate
> > > > > >
> > > > > > the sensors location with a udev attribute set by:
> > > > > > /lib/udev/hwdb.d/60-sensor.hwdb
> > > > > > > So should we start adding `ACCEL_LOCATION=display` and
> > > > > > > `ACCEL_LOCATION=keyboard` attributes to that file and patch
> > > > > > > iio-sensor-proxy to ignore the keyboard ones as a first step ?
> > > > > >
> > > > > > Yes that seems the best way forward with this.
> > > > > >
> > > > > > Note I think "base" is better then "keyboard" for the sensor which
> > > > > > is in the base/keyboard. But neither is perfect, so go which whatever
> > > > > > you prefer.
> > > > > >
> > > > > > Thanks & Regards,
> > > > > >
> > > > > > Hans
> > > > > >
> > > > > > > On Wed, 3 Apr 2019 at 10:10, Hans de Goede <hdegoede@xxxxxxxxxx> wrote:
> > > > > >
> > > > > > Hi,
> > > > > >
> > > > > > On 02-04-19 18:04, Luís Ferreira wrote:
> > > > > > > Some ultrabooks, like Teclast F6 Pro, use KIOX010A sensor on display
> > > > > > > and KIOX020A sensor on keyboard base, to detect tablet mode or screen
> > > > > > > orientation.
> > > > > >
> > > > > > I deliberately left out the KIOX020A id for now, because currently
> > > > > > userspace cannot really deal with having 2 sensors.
> > > > > >
> > > > > > See:
> > > > > > https://github.com/systemd/systemd/issues/6557
> > > > > > https://github.com/hadess/iio-sensor-proxy/issues/166
> > > > > >
> > > > > > Basically we need to come up with a convention to (optionally) indicate
> > > > > > the sensors location with a udev attribute set by:
> > > > > > /lib/udev/hwdb.d/60-sensor.hwdb
> > > > > >
> > > > > > And then patch iio-sensor-proxy to consume that attribute and ignore
> > > > > > the one which has e.g. ACCEL_LOCATION=keyboard in its udev properties
> > > > > >
> > > > > > Ignoring would be a first step, maybe later it can do something useful
> > > > > > with it, see e.g. : https://github.com/alesguzik/linux_detect_tablet_mode
> > > > > >
> > > > > > IMHO we really should minimally get code in place for iio-sensor-proxy
> > > > > > to ignore the keyboard accelerometer before merging this patch.
> > > > > >
> > > > > > I realize that having the code in place will not magically get it on
> > > > > > all users machines, but I believe this is the minimum which needs to
> > > > > > happen before we push this out and potentially breaks people screen
> > > > > > rotation.
> > > > > >
> > > > > > I've had working on this on my TODO list for a long long time now,
> > > > > > but -ENOTIME. If you have some time to work on this then that would
> > > > > > be great.
> > > > > >
> > > > > > Regards,
> > > > > >
> > > > > > Hans
> > > > > > > Signed-off-by: Luís Ferreira <luis@xxxxxxxxxxxxxx>
> > > > > > > ---
> > > > > > > drivers/iio/accel/kxcjk-1013.c | 1 +
> > > > > > > 1 file changed, 1 insertion(+)
> > > > > > >
> > > > > > > diff --git a/drivers/iio/accel/kxcjk-1013.c b/drivers/iio/accel/kxcjk-1013.c
> > > > > > > index 7096e577b23f..9a5e445facc1 100644
> > > > > > > --- a/drivers/iio/accel/kxcjk-1013.c
> > > > > > > +++ b/drivers/iio/accel/kxcjk-1013.c
> > > > > > > @@ -1492,6 +1492,7 @@ static const struct acpi_device_id kx_acpi_match[] = {
> > > > > > > {"KIOX0009", KXTJ21009},
> > > > > > > {"KIOX000A", KXCJ91008},
> > > > > > > {"KIOX010A", KXCJ91008}, /* KXCJ91008 inside the display of a 2-in-1 */
> > > > > > > + {"KIOX020A", KXCJ91008},
> > > > > > > {"KXTJ1009", KXTJ21009},
> > > > > > > {"KXJ2109", KXTJ21009},
> > > > > > > {"SMO8500", KXCJ91008},