dinput: Support INFINITE as number of effect iterations (try 2)

[Marcel Hasler]

2012/1/30 Marcel Hasler <mahasler at gmail.com>:
>
> The only official documentation I can find is in
> Documentation/input/ff.txt and it doesn't say anything about the max
> for 'value'.  I had a look at the kernel source instead.
> input_handle_event() in input.c only checks whether 'value' is >= 0
> for EV_FF (which is why the event is ignored for INFINITE),
> ml_ff_playback() in ff-memless.c sets 'state->count' (which is an
> 'int') to 'value' and ml_get_combo_effect() finally counts down
> 'state->count' until it reaches zero. So there really is no limit here
> (accept what's given by the data type).
>
> Marcel

I've submitted a final patch. I don't think there's anything more I
can do to improve it.

Marcel