[libcamera-devel] [PATCH 1/3] libcamera: ipa: raspberrypi: ALSC: Camera mode does not need to be atomic

David Plowman david.plowman at raspberrypi.com
Thu Jul 30 13:11:32 CEST 2020


In the libcamera framework, SwitchMode (which overwrites the
camera_mode) cannot run concurrently with Prepare (which uses it).

Signed-off-by: David Plowman <david.plowman at raspberrypi.com>
---
 src/ipa/raspberrypi/controller/rpi/alsc.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/ipa/raspberrypi/controller/rpi/alsc.hpp b/src/ipa/raspberrypi/controller/rpi/alsc.hpp
index 3806257..e895913 100644
--- a/src/ipa/raspberrypi/controller/rpi/alsc.hpp
+++ b/src/ipa/raspberrypi/controller/rpi/alsc.hpp
@@ -59,7 +59,7 @@ private:
 	// configuration is read-only, and available to both threads
 	AlscConfig config_;
 	bool first_time_;
-	std::atomic<CameraMode> camera_mode_;
+	CameraMode camera_mode_;
 	std::thread async_thread_;
 	void asyncFunc(); // asynchronous thread function
 	std::mutex mutex_;
-- 
2.20.1



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