Messages in this thread | | | Date | Wed, 2 Oct 2019 09:46:50 -0600 | From | Jonathan Corbet <> | Subject | Re: New sysfs interface for privacy screens |
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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
jon
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