applets/controller: Introduce additional checks for mode and caller

Some games like Cave Story+ set invalid values in the ControllerPrivateArg's mode and caller fields.
Use other fields to determine the appropriate mode and caller should either or both fields be invalid.

1 files changed, 9 insertions, 5 deletions

diff --git a/src/core/hle/service/am/applets/controller.h b/src/core/hle/service/am/applets/controller.h
index 86269190b..05788966e 100644
--- a/src/core/hle/service/am/applets/controller.h
+++ b/src/core/hle/service/am/applets/controller.h
@@ -29,14 +29,18 @@ enum class LibraryAppletVersion : u32_le {
 };
 
 enum class ControllerSupportMode : u8 {
-    ShowControllerSupport = 0,
-    ShowControllerStrapGuide = 1,
-    ShowControllerFirmwareUpdate = 2,
+    ShowControllerSupport,
+    ShowControllerStrapGuide,
+    ShowControllerFirmwareUpdate,
+
+    MaxControllerSupportMode,
 };
 
 enum class ControllerSupportCaller : u8 {
-    Application = 0,
-    System = 1,
+    Application,
+    System,
+
+    MaxControllerSupportCaller,
 };
 
 struct ControllerSupportArgPrivate {