add more debug information

Author: saeugetier

io.github.saeugetier.photobooth.json

@@ -85,6 +85,10 @@
                 {
                     "type": "patch",
                     "path": "patches/disable-ipa-signing.patch"
+                },
+                {
+                    "type": "patch",
+                    "path": "patches/debug.patch"
                 }
             ],
             "modules": [

patches/debug.patch

@@ -0,0 +1,24 @@
+diff --git a/src/libcamera/pipeline/rpi/pisp/pisp.cpp b/src/libcamera/pipeline/rpi/pisp/pisp.cpp
+index 77acd2f6..33fa467e 100644
+--- a/src/libcamera/pipeline/rpi/pisp/pisp.cpp
++++ b/src/libcamera/pipeline/rpi/pisp/pisp.cpp
+@@ -885,8 +885,19 @@ bool PipelineHandlerPiSP::match(DeviceEnumerator *enumerator)
+ 		cfe.add("rp1-cfe-fe-image0");
+ 		cfe.add("rp1-cfe-fe-stats");
+ 		cfe.add("rp1-cfe-fe-config");
++
++		LOG(RPI, Debug) << "Looking for CFE device with driver 'rp1-cfe'";
++
+ 		std::shared_ptr<MediaDevice> cfeDevice = acquireMediaDevice(enumerator, cfe);
+ 
++		if (!cfeDevice) {
++			LOG(RPI, Debug) << "acquireMediaDevice returned null for CFE";
++			LOG(RPI, Debug) << "Checking available media devices:";
++			for (auto &dev : enumerator->search(cfe)) {
++				LOG(RPI, Debug) << "  Found matching device: " << dev->deviceNode();
++			}
++		}
++
+ 		if (!cfeDevice) {
+ 			LOG(RPI, Debug) << "Unable to acquire a CFE instance";
+ 			break;