Messages in this thread | | | Date | Thu, 4 Apr 2019 22:06:58 +0200 | From | Pavel Machek <> | Subject | Re: [PATCH v5 3/3] platform/chrome: Standardize Chrome OS keyboard backlight name |
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Hi!
> > > It is *function* and maybe color that userspace is interested in, and > > > here we have proper standardization in form of "kbd_backlight". Device > > > name is, well, device name. It should uniquely identify the device led > > > is attached to, but otherwise is rarely interesting. If userspace is > > > really concerned what kind of keyboard backlight it is it should > > > investigate parent device(s) and see what they end up with. > > > > That does not work. Userspace wants to know if it is internal keyboard > > or USB keyboard, not what kind of i2c controller the LED is connected > > to. > > Why does userspace want to know it?
For example to turn off backlight on internal keyboard when the lid is closed.
> > grep for platform::mic_mute . > > > > (And platform is even pretty good match for how the LED is connected > > in your case). > > Until we get a secondary interface that is also "platform"...
How would that happen? Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html [unhandled content-type:application/pgp-signature] | |