On Tue, Mar 3, 2020 at 12:15 AM Bastien Nocera <hadess@xxxxxxxxxx> wrote: > > On Mon, 2020-03-02 at 16:56 -0800, Rajat Jain wrote: > > New keyboards can have backlight control keys. Allocating keycodes > > for them. Such keyboards are already available in ChromeOS. > > > > Signed-off-by: Rajat Jain <rajatja@xxxxxxxxxx> > > --- > > include/uapi/linux/input-event-codes.h | 4 ++++ > > 1 file changed, 4 insertions(+) > > > > diff --git a/include/uapi/linux/input-event-codes.h > > b/include/uapi/linux/input-event-codes.h > > index 0f1db1cccc3fd..e12a19dc30262 100644 > > --- a/include/uapi/linux/input-event-codes.h > > +++ b/include/uapi/linux/input-event-codes.h > > @@ -652,6 +652,10 @@ > > /* Electronic privacy screen control */ > > #define KEY_PRIVACY_SCREEN_TOGGLE 0x279 > > > > +/* Keyboard Backlight control */ > > +#define KEY_KBD_BKLIGHT_UP 0x280 > > +#define KEY_KBD_BKLIGHT_DOWN 0x281 > > There's already KEY_KBDILLUMDOWN and KEY_KBDILLUMUP, used since the > aluminium PowerBook G4 in 2005 (commit > 146a4b3bdfb5641bfbf975e29680b482b8b343ba) Thank you for pointing out. Yes, I think those key codes will work for me. I will use those instead. Please consider this patch withdrawn. Thanks & Best Regards, Rajat Jain > > > + > > /* > > * Some keyboards have keys which do not have a defined meaning, > > these keys > > * are intended to be programmed / bound to macros by the user. For > > most >