libcamera: ipu3: imgu: Add pipe calculation debug

Add pipe calculation debug with a new associated log category.

This helps compare the pipe calculation with the one performed by the
python script.

Signed-off-by: Jacopo Mondi <jacopo@jmondi.org>
Tested-by: Jean-Michel Hautbois <jeanmichel.hautbois@ideasonboard.com>
Reviewed-by: Jean-Michel Hautbois <jeanmichel.hautbois@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>
Reviewed-by: Hirokazu Honda <hiroh@chromium.org>
1 file changed