Re: [PATCH] gamecon.c change for SNES controller (fwd)

[Vojtech P. <vo...@su...>]

On Tue, Jul 24, 2001 at 07:55:57PM -0700, James Simmons wrote:
> 
> Patch for the SNES controller attached to a parallel port. I don't have
> this hardware so please test it.

Already long in the CVS.

> 
> >The old code was giving the same values when you pressed right or left or
> >when  you pressed up or down. The new code have been done to not use
> >expensive codification (i.e. multiplication).
> 
> --- drivers/char/joystick/gamecon.c.orig Sat Jul 14 19:03:12 2001
> +++ drivers/char/joystick/gamecon.c     Wed Jul 18 16:00:50 2001
> @@ -345,8 +345,8 @@
>                         s = gc_status_bit[i];
>  
>                         if (s & (gc->pads[GC_NES] | gc->pads[GC_SNES])) {
> -                               input_report_abs(dev + i, ABS_X, ! - !(s 
> & data[6]) - !(s & data[7]));
> -                               input_report_abs(dev + i, ABS_Y, ! - !(s 
> & data[4]) - !(s & data[5]));
> +                               input_report_abs(dev + i, ABS_X, - !!(s 
> & data[6]) + !!(s & data[7]));
> +                               input_report_abs(dev + i, ABS_Y, - !!(s 
> & data[4]) + !!(s & data[5]));
>                         }
>  
>                         if (s & gc->pads[GC_NES])
> 
> --- end of patch ---
> 
> -
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-- 
Vojtech Pavlik
SuSE Labs