From 9b389ce79eb143a82e998bfe5b09470272a25600 Mon Sep 17 00:00:00 2001
From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Date: Sun, 4 Sep 2022 04:21:18 +0300
Subject: ipa: rkisp1: awb: Freeze AWB when means are too small

When the RGB means are too small, gains and color temperature can't be
meaningfully calculated. Freeze the AWB in that case, using the
previously calculated values.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
---
 src/ipa/rkisp1/ipa_context.h | 1 +
 1 file changed, 1 insertion(+)

(limited to 'src/ipa/rkisp1/ipa_context.h')

diff --git a/src/ipa/rkisp1/ipa_context.h b/src/ipa/rkisp1/ipa_context.h
index ad357f25..c85d8abe 100644
--- a/src/ipa/rkisp1/ipa_context.h
+++ b/src/ipa/rkisp1/ipa_context.h
@@ -68,6 +68,7 @@ struct IPAActiveState {
 			} automatic;
 		} gains;
 
+		unsigned int temperatureK;
 		bool autoEnabled;
 	} awb;
 
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