From 409d1b29da7571735262691a5db85cf46e25bce7 Mon Sep 17 00:00:00 2001
From: Benjamin Mugnier <benjamin.mugnier@foss.st.com>
Date: Mon, 28 Jul 2025 11:09:17 +0200
Subject: [PATCH] libcamera: libipa: Add vd56g3 support for libipa

Values are sourced initially from the vd56g3 user manual.

Signed-off-by: Benjamin Mugnier <benjamin.mugnier@foss.st.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
---
 src/ipa/libipa/camera_sensor_helper.cpp | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/src/ipa/libipa/camera_sensor_helper.cpp b/src/ipa/libipa/camera_sensor_helper.cpp
index 7c66cd57..dcd69d9f 100644
--- a/src/ipa/libipa/camera_sensor_helper.cpp
+++ b/src/ipa/libipa/camera_sensor_helper.cpp
@@ -745,6 +745,18 @@ public:
 };
 REGISTER_CAMERA_SENSOR_HELPER("ov13858", CameraSensorHelperOv13858)
 
+class CameraSensorHelperVd56g3 : public CameraSensorHelper
+{
+public:
+	CameraSensorHelperVd56g3()
+	{
+		/* From datasheet: 0x40 at 10bits. */
+		blackLevel_ = 4096;
+		gain_ = AnalogueGainLinear{ 0, 32, -1, 32 };
+	}
+};
+REGISTER_CAMERA_SENSOR_HELPER("vd56g3", CameraSensorHelperVd56g3)
+
 #endif /* __DOXYGEN__ */
 
 } /* namespace ipa */