On 11/28/2018 01:25 PM, Pavel Machek wrote: > On Wed 2018-11-28 12:38:19, Takashi Iwai wrote: >> On Wed, 28 Nov 2018 12:18:06 +0100, >> Pali Rohár wrote: >>> >>> On Tuesday 27 November 2018 09:44:18 Pavel Machek wrote: >>>> Looks good... except one detail: you have "tpacpi::micmute" and >>>> "dell::micmute". I know it follows "tradition", but we are trying to >>>> fix that at the moment. Laptop micmute button is a laptop micmute >>>> button, and userspace should not need to know what prefix to use >>>> depending on vendor. >>>> >>>> I'd suggest using "sys::micmute". >>> >>> I can imagine that in future some devices like keyboards would have also >>> mute led. We already have keyboards with mute key, so it is something >>> not unrealistic. What should be name convention for these mute leds? >>> >>> Is not "sys::" prefix too generic? >> >> Good point. I thought of "laptop::" but it's not always laptop. >> "builtin::"? Doesn't sound great, either. >> >> A nice godfather is required here... > > Just use sys:: :-). > > laptop:: would work for me, too. (It is always laptop in the cases we > are handling now, right?) > > When we get a keyboard with mute led, we'll have to decide if it > should be input6::mute -- because it is on keyboard, or if it is > sys::mute -- because the key is expected to mute whole system. drivers/input/input-leds.c seems to already support mute LED. It will be exposed as inputN::mute. Documentation/leds/leds-class.txt defines LED naming pattern to <devicename:color:function> and "sys" does not look as something resembling device name. -- Best regards, Jacek Anaszewski