From 54a8405726e5d5aaddf0a44ee037fe544f31d836 Mon Sep 17 00:00:00 2001
From: Stefan Klug <stefan.klug@ideasonboard.com>
Date: Tue, 11 Jun 2024 14:51:27 +0200
Subject: libtuning: Handle cases, where no lsc tuning images are present

Make it clear that no lsc calibration was done by returning None instead
of a incomplete configuration.

Signed-off-by: Stefan Klug <stefan.klug@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Paul Elder <paul.elder@ideasonboard.com>
---
 utils/tuning/libtuning/modules/lsc/rkisp1.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/utils/tuning/libtuning/modules/lsc/rkisp1.py b/utils/tuning/libtuning/modules/lsc/rkisp1.py
index 57004104..512233ae 100644
--- a/utils/tuning/libtuning/modules/lsc/rkisp1.py
+++ b/utils/tuning/libtuning/modules/lsc/rkisp1.py
@@ -107,6 +107,9 @@ class LSCRkISP1(LSC):
 
         output['sets'] = self._do_all_lsc(images)
 
+        if len(output['sets']) == 0:
+            return None
+
         # \todo Validate images from greyscale camera and force grescale mode
         # \todo Debug functionality
 
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