ipa: ipu3: Send lens controls to pipeline handler

Pick up the focus value from the AF algorithm and send lens controls
along in the frame context.

Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Daniel Scally <djrscally@gmail.com>
Reviewed-by: Jean-Michel Hautbois <jeanmichel.hautbois@ideasonboard.com>
Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
diff --git a/src/ipa/ipu3/ipu3.cpp b/src/ipa/ipu3/ipu3.cpp
index 3b74ca6..1ea2c89 100644
--- a/src/ipa/ipu3/ipu3.cpp
+++ b/src/ipa/ipu3/ipu3.cpp
@@ -679,6 +679,11 @@
 	ctrls.set(V4L2_CID_ANALOGUE_GAIN, static_cast<int32_t>(gain_));
 	op.sensorControls = ctrls;
 
+	ControlList lensCtrls(lensCtrls_);
+	lensCtrls.set(V4L2_CID_FOCUS_ABSOLUTE,
+		      static_cast<int32_t>(context_.frameContext.af.focus));
+	op.lensControls = lensCtrls;
+
 	queueFrameAction.emit(frame, op);
 }