[U-Boot] [PATCH] efi_loader: log EFI return values too

[Rob Clark]

Turns out this is rather useful to tracking down where things fail.

Signed-off-by: Rob Clark <robdclark at gmail.com>
---
I've been carrying this around locally for a while.. but I find it
useful and I expect others would too.

 include/efi_loader.h | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/include/efi_loader.h b/include/efi_loader.h
index 043b29edd3..98d69a6dab 100644
--- a/include/efi_loader.h
+++ b/include/efi_loader.h
@@ -20,7 +20,10 @@
 	debug("EFI: Entry %s(" format ")\n", __func__, ##__VA_ARGS__); \
 	} while(0)
 
-#define EFI_EXIT(ret) efi_exit_func(ret);
+#define EFI_EXIT(ret) ({ \
+	debug("EFI: Exit: %s: %u\n", __func__, (u32)((ret) & 0xffff)); \
+	efi_exit_func(ret); \
+	})
 
 extern struct efi_runtime_services efi_runtime_services;
 extern struct efi_system_table systab;
-- 
2.13.0