Re: Generic USB LED HID driver

On Fri, Jan 19, 2024 at 12:45:52PM +0100, Kirill Yatsenko wrote:
> Hello Greg,
> 
> Thanks for the suggestions!
> Yes, it will be better to implement the communication from the userspace.
> 
> However, I was curious if the kernel implements some generic LED HID
> interface already,
> without the need to write custom code. Similarly, as it's done for example
> for the HID multitouch,
> where the device only needs to report the correct report descriptor.

I do not think there is a generic HID description yet, is there?  If so,
the kernel should support it, otherwise it is all vendor-specific stuff
that belongs in userspace.

thanks,

greg k-h

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