Re: ps2 keyboard filter hook

[Jeff Garzik <jgarzik@mandrakesoft.com>]

ddstreet@us.ibm.com wrote:
> In order to use these keyboards, a the standard PS/2 driver needs to behave a
> bit differently; thus attached is a modifcation to the PS/2 driver which allows
> other drivers to register with the PS/2 driver as 'filters'.  There is a
> arbitrary max number of 'filters' set to 1, which is a compile-time define.
> The registered drivers are called (in order of registration) for every scancode,
> and they may change or consume the scancode (or allow it to pass).  Also the
> 'filters' are given a function to send an variable-sized buffer to the keyboard
> output port; this function is synchronized using a semaphore which also
> coordinates with pckbd_leds().

Didn't we just conclude a discussion here on linux-kernel, which said
that patches which simply add hooks allowing proprietary extensions are
not accepted into the kernel?

-- 
Jeff Garzik      | Andre the Giant has a posse.
Building 1024    |
MandrakeSoft     |