[PATCH v2 2/3] SecurityPkg: export Tpm12GetPtpInterfaceType()

[marcandre.lureau@redhat.com]

From: Marc-André Lureau <marcandre.lureau@redhat.com>

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
---
 SecurityPkg/Include/Library/Tpm12DeviceLib.h    | 13 +++++++++++++
 .../Library/Tpm12DeviceLibDTpm/Tpm12Tis.c       | 17 ++++++++++-------
 2 files changed, 23 insertions(+), 7 deletions(-)

diff --git a/SecurityPkg/Include/Library/Tpm12DeviceLib.h b/SecurityPkg/Include/Library/Tpm12DeviceLib.h
index eac7885ca3d8..bcdfbdac76b5 100644
--- a/SecurityPkg/Include/Library/Tpm12DeviceLib.h
+++ b/SecurityPkg/Include/Library/Tpm12DeviceLib.h
@@ -11,6 +11,13 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
 
 #include <IndustryStandard/Tpm12.h>
 
+typedef enum {
+  PtpInterfaceTis,
+  PtpInterfaceFifo,
+  PtpInterfaceCrb,
+  PtpInterfaceMax,
+} PTP_INTERFACE_TYPE;
+
 /**
   This service enables the sending of commands to the TPM12.
 
@@ -45,4 +52,10 @@ Tpm12RequestUseTpm (
   VOID
   );
 
+EFIAPI
+PTP_INTERFACE_TYPE
+Tpm12GetPtpInterfaceType (
+  VOID
+  );
+
 #endif
diff --git a/SecurityPkg/Library/Tpm12DeviceLibDTpm/Tpm12Tis.c b/SecurityPkg/Library/Tpm12DeviceLibDTpm/Tpm12Tis.c
index 1caa076203ba..381915130b7f 100644
--- a/SecurityPkg/Library/Tpm12DeviceLibDTpm/Tpm12Tis.c
+++ b/SecurityPkg/Library/Tpm12DeviceLibDTpm/Tpm12Tis.c
@@ -15,18 +15,12 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
 #include <Library/TimerLib.h>
 #include <Library/DebugLib.h>
 #include <Library/Tpm12CommandLib.h>
+#include <Library/Tpm12DeviceLib.h>
 #include <Library/PcdLib.h>
 
 #include <IndustryStandard/TpmPtp.h>
 #include <IndustryStandard/TpmTis.h>
 
-typedef enum {
-  PtpInterfaceTis,
-  PtpInterfaceFifo,
-  PtpInterfaceCrb,
-  PtpInterfaceMax,
-} PTP_INTERFACE_TYPE;
-
 //
 // Max TPM command/reponse length
 //
@@ -542,3 +536,12 @@ Tpm12RequestUseTpm (
     return EFI_NOT_FOUND;
   }
 }
+
+EFIAPI
+PTP_INTERFACE_TYPE
+Tpm12GetPtpInterfaceType (
+  VOID
+  )
+{
+  return Tpm12GetPtpInterface ((VOID *) (UINTN) PcdGet64 (PcdTpmBaseAddress));
+}
-- 
2.25.0.rc2.1.g09a9a1a997