On Mon, Apr 02, 2007 at 03:07:29PM +0800, Li Yu wrote:
quoted text
> Dmitry Torokhov wrote:
> >
> > No, please don't do that. As soon as there is a special driver written
> > for a device that device's VID/PID should be added to generic HID
> > blacklist. This way udev will load the proper driver right away and
> > there will not be any flip-flopping of input devices. 
> >   
> Hi, I do not think that using blacklist in base driver for this purpose
> is good idea. If so, we need modify source when each new HID device
> driver come, that's so ugly. I think the blacklist only should be used
> for those really broken/buggy hardware, not for these normal hardware
> with extended feature.
> 
> Er, I also want to know what are drawbacks of "flip-flopping" ?

You have to create some kind of userspace program to disconnect the
device from the hid driver, and bind it to the new driver, for every new
device/driver that comes along.

Yes, you can do this, but the blacklist is simpler and easier.

thanks,

greg k-h
-
unsubscribe notice
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/