ArmPlatformPkg/LcdGraphicsOutputDxe: check PrimeCell ID before initializing

[mirror_edk2.git] / ArmPlatformPkg / Drivers / LcdGraphicsOutputDxe / LcdGraphicsOutputDxe.c

diff --git a/ArmPlatformPkg/Drivers/LcdGraphicsOutputDxe/LcdGraphicsOutputDxe.c b/ArmPlatformPkg/Drivers/LcdGraphicsOutputDxe/LcdGraphicsOutputDxe.c
index cbc20343496be130cf2b07710bb3455d0720817a..b721061fc1df5695092e8c71da97ae0b9af46b3f 100644 (file)
--- a/ArmPlatformPkg/Drivers/LcdGraphicsOutputDxe/LcdGraphicsOutputDxe.c
+++ b/ArmPlatformPkg/Drivers/LcdGraphicsOutputDxe/LcdGraphicsOutputDxe.c
@@ -156,6 +156,11 @@ LcdGraphicsOutputDxeInitialize (
   EFI_STATUS  Status = EFI_SUCCESS;\r
   LCD_INSTANCE* Instance;\r
 \r
+  Status = LcdIdentify ();\r
+  if (EFI_ERROR(Status)) {\r
+    goto EXIT;\r
+  }\r
+\r
   Status = LcdInstanceContructor (&Instance);\r
   if (EFI_ERROR(Status)) {\r
     goto EXIT;\r