On Wednesday 18 June 2008 16:51:08 Andy Green wrote:

>  static irqreturn_t stylus_action(int irq, void *dev_id)
>  {
> -     unsigned long data0;
> -     unsigned long data1;
> -
> -     data0 = readl(base_addr+S3C2410_ADCDAT0);
> -     data1 = readl(base_addr+S3C2410_ADCDAT1);
> +     unsigned long x;
> +     unsigned long y;
> +     int length = (ts.head_raw_fifo - ts.tail_raw_fifo) & (ts.extent - 1);
> +     int scaled_avg_x = ts.raw_running_avg.x / length;
> +     int scaled_avg_y = ts.raw_running_avg.y / length;

I get a div by zero here. :)

z.

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