On Wed, May 25, 2016 at 09:08:25AM +0200, Corentin Chary wrote:
> On Tue, Apr 12, 2016 at 7:10 PM, Oleksij Rempel <linux@xxxxxxxxxxxxxxxx> wrote:
> >
> > Am 10.04.2016 um 05:06 schrieb Darren Hart:
> > > On Fri, Apr 01, 2016 at 01:35:21PM +0200, Oleksij Rempel wrote:
> > >> Asus Zenbook ux31a is providing ACPI0008 interface for ALS
> > >> (Ambient Light Sensor), which is accessible for OS => Win 7.
> > >> This sensor can be used with iio/acpi-als driver.
> > >> Since it is disabled by default, we should use asus-wmi
> > >> interface to enable it.
> > >>
> > >
> > > Corentin, any concerns?
> > >
> > >> Signed-off-by: Oleksij Rempel <linux@xxxxxxxxxxxxxxxx>
> > >> ---
> > >> drivers/platform/x86/asus-wmi.c | 5 +++++
> > >> 1 file changed, 5 insertions(+)
> > >>
> > >> diff --git a/drivers/platform/x86/asus-wmi.c b/drivers/platform/x86/asus-wmi.c
> > >> index a96630d..a26dca3 100644
> > >> --- a/drivers/platform/x86/asus-wmi.c
> > >> +++ b/drivers/platform/x86/asus-wmi.c
> > >> @@ -114,6 +114,7 @@ MODULE_LICENSE("GPL");
> > >> #define ASUS_WMI_DEVID_LED6 0x00020016
> > >>
> > >> /* Backlight and Brightness */
> > >> +#define ASUS_WMI_DEVID_ALS_ENABLE 0x00050001 /* Ambient Light Sensor */
> > >> #define ASUS_WMI_DEVID_BACKLIGHT 0x00050011
> > >> #define ASUS_WMI_DEVID_BRIGHTNESS 0x00050012
> > >> #define ASUS_WMI_DEVID_KBD_BACKLIGHT 0x00050021
> > >
> > > Following this is:
> > >
> > > #define ASUS_WMI_DEVID_LIGHT_SENSOR 0x00050022 /* ?? */
> > >
> > > Is there any relationship with this patch and that device? It would be useful to
> > > understand the difference between these two DEVIDs (a comment in the source).
> >
> > I don't have this ID on my laptop. Hard to say what is it.
> >
>
> I believe I found out this was somehow related to light sensors
> because the WMI device contained that kind of information, but it's
> likely that Asus didn't use this ID in a consistent way.
Thanks for the follow-up. This one is already queued for 4.7.
--
Darren Hart
Intel Open Source Technology Center
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