On Thu 2021-07-15 13:39:26, Dmitry Torokhov wrote: > On Thu, Jul 15, 2021 at 08:57:44PM +0200, Jiri Kosina wrote: > > On Tue, 6 Jul 2021, Benjamin Tissoires wrote: > > > > > > A lot of USBHID headsets available on the market have LEDs that indicate > > > > ringing and off-hook states when used with VoIP applications. This > > > > commit exposes these LEDs via the standard sysfs interface. > > > > diff --git a/drivers/input/input-leds.c b/drivers/input/input-leds.c > > > > index 0b11990ade46..bc6e25b9af25 100644 > > > > --- a/drivers/input/input-leds.c > > > > +++ b/drivers/input/input-leds.c > > > > @@ -33,6 +33,8 @@ static const struct { > > > > [LED_MISC] = { "misc" }, > > > > [LED_MAIL] = { "mail" }, > > > > [LED_CHARGING] = { "charging" }, > > > > + [LED_OFFHOOK] = { "offhook" }, > > > > > > I am pretty sure this also needs to be reviewed by the led folks. > > > Adding them in Cc. > > > > Can we please get Ack from the LED maintainers? Thanks. > > I do not think we should be adding more LED bits to the input > subsystem/events; this functionality should be routed purely though LED > subsystem. input-leds is a bridge for legacy input functionality > reflecting it onto the newer LED subsystem. If we do it purely through the LED subsystem, will it get trickier to associate the devices? Anyway, it is a headset. What does headset have to do with input subsystem? Sounds like sound device to me... And we already have a "micmute" LED which sounds quite similar to the "offhook" LED... no? Best regards, Pavel -- http://www.livejournal.com/~pavelmachek