The function UnicodeFiFoGetKeyCount that is never called
has been removed.
https://bugzilla.tianocore.org/show_bug.cgi?id=1062

Cc: Star Zeng <star.zeng@intel.com>
Cc: Eric Dong <eric.dong@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: shenglei <shenglei.zhang@intel.com>
Reviewed-by: Ruiyu Ni <ruiyu.ni at intel.com>
Reviewed-by: Star Zeng <star.zeng at intel.com>
Reviewed-by: Laszlo Ersek <lersek at redhat.com>
---
 .../Universal/Console/TerminalDxe/Terminal.h  | 12 ---------
 .../Console/TerminalDxe/TerminalConIn.c       | 25 -------------------
 2 files changed, 37 deletions(-)

diff --git a/MdeModulePkg/Universal/Console/TerminalDxe/Terminal.h b/MdeModulePkg/Universal/Console/TerminalDxe/Terminal.h
index a4543fc8de..84808d55a0 100644
--- a/MdeModulePkg/Universal/Console/TerminalDxe/Terminal.h
+++ b/MdeModulePkg/Universal/Console/TerminalDxe/Terminal.h
@@ -1131,18 +1131,6 @@ IsUnicodeFiFoFull (
   TERMINAL_DEV  *TerminalDevice
   );
 
-/**
-  Count Unicode FIFO buffer.
-
-  @param  TerminalDevice       Terminal driver private structure
-
-  @return The count in bytes of Unicode FIFO.
-
-**/
-UINT8
-UnicodeFiFoGetKeyCount (
-  TERMINAL_DEV    *TerminalDevice
-  );
 
 /**
   Translate raw data into Unicode (according to different encode), and
diff --git a/MdeModulePkg/Universal/Console/TerminalDxe/TerminalConIn.c b/MdeModulePkg/Universal/Console/TerminalDxe/TerminalConIn.c
index 80c4f6b483..33f9b6e585 100644
--- a/MdeModulePkg/Universal/Console/TerminalDxe/TerminalConIn.c
+++ b/MdeModulePkg/Universal/Console/TerminalDxe/TerminalConIn.c
@@ -1200,31 +1200,6 @@ IsUnicodeFiFoFull (
   return FALSE;
 }
 
-/**
-  Count Unicode FIFO buffer.
-
-  @param  TerminalDevice       Terminal driver private structure
-
-  @return The count in bytes of Unicode FIFO.
-
-**/
-UINT8
-UnicodeFiFoGetKeyCount (
-  TERMINAL_DEV    *TerminalDevice
-  )
-{
-  UINT8 Tail;
-  UINT8 Head;
-
-  Tail  = TerminalDevice->UnicodeFiFo->Tail;
-  Head  = TerminalDevice->UnicodeFiFo->Head;
-
-  if (Tail >= Head) {
-    return (UINT8) (Tail - Head);
-  } else {
-    return (UINT8) (Tail + FIFO_MAX_NUMBER + 1 - Head);
-  }
-}
 
 /**
   Update the Unicode characters from a terminal input device into EFI Keys FIFO.
-- 
2.18.0.windows.1

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