On Mon, Oct 27, 2014 at 04:38:28PM +0530, Vignesh R wrote:
...
> @@ -209,6 +214,7 @@ static void titsc_read_coordinates(struct titsc *ts_dev,
> unsigned int read, diff;
> unsigned int i, channel;
> unsigned int creads = ts_dev->coordinate_readouts;
> + unsigned int first_step = TOTAL_STEPS - (creads * 2 + 2);
>
> *z1 = *z2 = 0;
> if (fifocount % (creads * 2 + 2))
> @@ -226,7 +232,7 @@ static void titsc_read_coordinates(struct titsc *ts_dev,
>
> channel = (read & 0xf0000) >> 16;
> read &= 0xfff;
> - if (channel < creads) {
> + if (channel > first_step + creads + 2) {
> diff = abs(read - prev_val_x);
> if (diff < prev_diff_x) {
> prev_diff_x = diff;
> @@ -234,19 +240,19 @@ static void titsc_read_coordinates(struct titsc *ts_dev,
> }
> prev_val_x = read;
>
> - } else if (channel < creads * 2) {
> + } else if (channel == first_step + creads + 1) {
> + *z1 = read;
> +
> + } else if (channel == first_step + creads + 2) {
> + *z2 = read;
> +
> + } else if (channel > first_step) {
> diff = abs(read - prev_val_y);
> if (diff < prev_diff_y) {
> prev_diff_y = diff;
> *y = read;
While you are at it, please get rid of the this "delta filter"
nonsense.
Thanks,
Richard
> }
> prev_val_y = read;
> -
> - } else if (channel < creads * 2 + 1) {
> - *z1 = read;
> -
> - } else if (channel < creads * 2 + 2) {
> - *z2 = read;
> }
> }
> }
> --
> 1.9.1
>
>
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