Messages in this thread | | | From | Jani Nikula <> | Subject | Re: New sysfs interface for privacy screens | Date | Thu, 03 Oct 2019 11:19:13 +0300 |
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On Wed, 02 Oct 2019, Jonathan Corbet <corbet@lwn.net> wrote: > On Tue, 1 Oct 2019 10:09:46 -0600 > Mat King <mathewk@google.com> wrote: > >> I have been looking into adding Linux support for electronic privacy >> screens which is a feature on some new laptops which is built into the >> display and allows users to turn it on instead of needing to use a >> physical privacy filter. In discussions with my colleagues the idea of >> using either /sys/class/backlight or /sys/class/leds but this new >> feature does not seem to quite fit into either of those classes. > > FWIW, it seems that you're not alone in this; 5.4 got some support for > such screens if I understand things correctly: > > https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=110ea1d833ad
Oh, I didn't realize it got merged already, I thought this was related...
So we've already replicated the backlight sysfs interface problem for privacy screens. :(
BR, Jani.
-- Jani Nikula, Intel Open Source Graphics Center
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