Re: private field in led_classdev?

From: Samuel Thibault
Date: Wed Mar 10 2010 - 04:54:58 EST


Greg KH, le Tue 09 Mar 2010 18:54:11 -0800, a écrit :
> On Sun, Mar 07, 2010 at 03:31:12PM +0100, Samuel Thibault wrote:
> > Would there be an objection to adding a void *private field to the
> > led_classdev struct? It would be a lot less burden for the input
> > key board leds support for finding out the keyboard device from the
> > brightness_set callback, as each device may have a long series of leds,
> > not just a fixed number of them.
>
> What's wrong with using the private pointer in the struct device
> instead?

Ah, right. In my case there is a struct device corresponding to the
actual input device. I hadn't realized that since registering a led
creates a new device, I have another private pointer which I can use.

Samuel
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