libcamera: PixelFormat: Mark all function arguments of type PixelFormat as const reference

PixelFormat was previously an alias for unsigned int but is now a
class. Make all functions taking PixelFormat do so as a const reference.

Signed-off-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

4 files changed, 4 insertions, 4 deletions

diff --git a/src/v4l2/v4l2_camera.cpp b/src/v4l2/v4l2_camera.cpp
index e7018b56..b1463559 100644
--- a/src/v4l2/v4l2_camera.cpp
+++ b/src/v4l2/v4l2_camera.cpp
@@ -88,7 +88,7 @@ void V4L2Camera::requestComplete(Request *request)
 }
 
 int V4L2Camera::configure(StreamConfiguration *streamConfigOut,
-			  const Size &size, PixelFormat pixelformat,
+			  const Size &size, const PixelFormat &pixelformat,
 			  unsigned int bufferCount)
 {
 	StreamConfiguration &streamConfig = config_->at(0);
diff --git a/src/v4l2/v4l2_camera.h b/src/v4l2/v4l2_camera.h
index 37bd3584..130995d9 100644
--- a/src/v4l2/v4l2_camera.h
+++ b/src/v4l2/v4l2_camera.h
@@ -43,7 +43,7 @@ public:
 	std::vector<Buffer> completedBuffers();
 
 	int configure(StreamConfiguration *streamConfigOut,
-		      const Size &size, PixelFormat pixelformat,
+		      const Size &size, const PixelFormat &pixelformat,
 		      unsigned int bufferCount);
 
 	int allocBuffers(unsigned int count);
diff --git a/src/v4l2/v4l2_camera_proxy.cpp b/src/v4l2/v4l2_camera_proxy.cpp
index 05ba0ff9..47d0528b 100644
--- a/src/v4l2/v4l2_camera_proxy.cpp
+++ b/src/v4l2/v4l2_camera_proxy.cpp
@@ -598,7 +598,7 @@ PixelFormat V4L2CameraProxy::v4l2ToDrm(uint32_t format)
 	return info->format;
 }
 
-uint32_t V4L2CameraProxy::drmToV4L2(PixelFormat format)
+uint32_t V4L2CameraProxy::drmToV4L2(const PixelFormat &format)
 {
 	auto info = std::find_if(pixelFormatInfo.begin(), pixelFormatInfo.end(),
 				 [format](const PixelFormatInfo &info) {
diff --git a/src/v4l2/v4l2_camera_proxy.h b/src/v4l2/v4l2_camera_proxy.h
index c8e61adf..e15b230d 100644
--- a/src/v4l2/v4l2_camera_proxy.h
+++ b/src/v4l2/v4l2_camera_proxy.h
@@ -60,7 +60,7 @@ private:
 				      unsigned int height);
 
 	static PixelFormat v4l2ToDrm(uint32_t format);
-	static uint32_t drmToV4L2(PixelFormat format);
+	static uint32_t drmToV4L2(const PixelFormat &format);
 
 	unsigned int refcount_;
 	unsigned int index_;