[libcamera-devel] [PATCH 1/2] ipa: libipa: Add OV2685 Camera Sensor Helper

[Kieran Bingham]

Provide a CameraSensorHelper for the OV2685, along with the
corresponding camera sensor properties.

Signed-off-by: Kieran Bingham <kieran.bingham at ideasonboard.com>
---
 src/ipa/libipa/camera_sensor_helper.cpp    | 11 +++++++++++
 src/libcamera/camera_sensor_properties.cpp | 14 ++++++++++++++
 2 files changed, 25 insertions(+)

diff --git a/src/ipa/libipa/camera_sensor_helper.cpp b/src/ipa/libipa/camera_sensor_helper.cpp
index 7977d7eb6c07..d1051cc25656 100644
--- a/src/ipa/libipa/camera_sensor_helper.cpp
+++ b/src/ipa/libipa/camera_sensor_helper.cpp
@@ -450,6 +450,17 @@ public:
 };
 REGISTER_CAMERA_SENSOR_HELPER("imx477", CameraSensorHelperImx477)
 
+class CameraSensorHelperOv2685 : public CameraSensorHelper
+{
+public:
+	CameraSensorHelperOv2685()
+	{
+		gainType_ = AnalogueGainLinear;
+		gainConstants_.linear = { 1, 0, 0, 128 };
+	}
+};
+REGISTER_CAMERA_SENSOR_HELPER("ov2685", CameraSensorHelperOv2685)
+
 class CameraSensorHelperOv2740 : public CameraSensorHelper
 {
 public:
diff --git a/src/libcamera/camera_sensor_properties.cpp b/src/libcamera/camera_sensor_properties.cpp
index b8c532699684..7652c5f3e24c 100644
--- a/src/libcamera/camera_sensor_properties.cpp
+++ b/src/libcamera/camera_sensor_properties.cpp
@@ -133,6 +133,20 @@ const CameraSensorProperties *CameraSensorProperties::get(const std::string &sen
 				{ controls::draft::TestPatternModePn9, 4 },
 			},
 		} },
+		{ "ov2685", {
+			.unitCellSize = { 1750, 1750 },
+			.testPatternModes = {
+				{ controls::draft::TestPatternModeOff, 0 },
+				{ controls::draft::TestPatternModeColorBars, 1},
+				{ controls::draft::TestPatternModeColorBarsFadeToGray, 2 },
+				/*
+				 * Also exposed by the driver:
+				 *  - OV2685_TEST_PATTERN_RANDOM,
+				 *  - OV2685_TEST_PATTERN_BW_SQUARE,
+				 *  - OV2685_TEST_PATTERN_COLOR_SQUARE,
+				 */
+			},
+		} },
 		{ "ov2740", {
 			.unitCellSize = { 1400, 1400 },
 			.testPatternModes = {
-- 
2.34.1