ipa: rkisp1: Add support of Lens Shading Correction control

The Lens Shading Correction algorithm applies multipliers to all pixels
to compensate for the lens shading effect. The coefficients are
specified in a downscaled table in the YAML tuning file.

Signed-off-by: Florian Sylvestre <fsylvestre@baylibre.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

src/ipa/rkisp1/ipa_context.cpp

@@ -95,6 +95,9 @@ namespace libcamera::ipa::rkisp1 {
  *
  * \var IPASessionConfiguration::sensor.lineDuration
  * \brief Line duration in microseconds
+ *
+ * \var IPASessionConfiguration::sensor.size
+ * \brief Sensor output resolution
  */
 
 /**