MdeModulePkg PiSmmIpl: Add missing update to the prototype

It is missing to update the prototype of SmmCommunicationCommunicate()
in d1632f694be027dee87dd18fa8172d674221face.

This patch is to add it.

Cc: Dandan Bi <dandan.bi@intel.com>
Cc: Jiewen Yao <jiewen.yao@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Star Zeng <star.zeng@intel.com>
Reviewed-by: Dandan Bi <dandan.bi@intel.com>

diff --git a/MdeModulePkg/Core/PiSmmCore/PiSmmIpl.c b/MdeModulePkg/Core/PiSmmCore/PiSmmIpl.c
index 31d2c9e45e1f56e7483892ab5e246a3f3e9b03cb..a7663ca291c488504223ed22fc13a055245cc961 100644 (file)
--- a/MdeModulePkg/Core/PiSmmCore/PiSmmIpl.c
+++ b/MdeModulePkg/Core/PiSmmCore/PiSmmIpl.c
@@ -90,20 +90,30 @@ SmmBase2GetSmstLocation (
   be called in physical mode prior to SetVirtualAddressMap() and in virtual mode \r
   after SetVirtualAddressMap().\r
 \r
   be called in physical mode prior to SetVirtualAddressMap() and in virtual mode \r
   after SetVirtualAddressMap().\r
 \r

-  @param[in]     This                The EFI_SMM_COMMUNICATION_PROTOCOL instance.\r
-  @param[in, out] CommBuffer          A pointer to the buffer to convey into SMRAM.\r
-  @param[in, out] CommSize            The size of the data buffer being passed in.On exit, the size of data\r
-                                     being returned. Zero if the handler does not wish to reply with any data.\r
+  @param[in] This                The EFI_SMM_COMMUNICATION_PROTOCOL instance.\r
+  @param[in, out] CommBuffer     A pointer to the buffer to convey into SMRAM.\r
+  @param[in, out] CommSize       The size of the data buffer being passed in. On exit, the size of data\r
+                                 being returned. Zero if the handler does not wish to reply with any data.\r
+                                 This parameter is optional and may be NULL.\r
+\r
+  @retval EFI_SUCCESS            The message was successfully posted.\r
+  @retval EFI_INVALID_PARAMETER  The CommBuffer was NULL.\r
+  @retval EFI_BAD_BUFFER_SIZE    The buffer is too large for the MM implementation.\r
+                                 If this error is returned, the MessageLength field\r
+                                 in the CommBuffer header or the integer pointed by\r
+                                 CommSize, are updated to reflect the maximum payload\r
+                                 size the implementation can accommodate.\r
+  @retval EFI_ACCESS_DENIED      The CommunicateBuffer parameter or CommSize parameter,\r
+                                 if not omitted, are in address range that cannot be\r
+                                 accessed by the MM environment.\r

 \r
 \r

-  @retval EFI_SUCCESS                The message was successfully posted.\r
-  @retval EFI_INVALID_PARAMETER      The CommBuffer was NULL.\r

 **/\r
 EFI_STATUS\r
 EFIAPI\r
 SmmCommunicationCommunicate (\r
   IN CONST EFI_SMM_COMMUNICATION_PROTOCOL  *This,\r
   IN OUT VOID                              *CommBuffer,\r
 **/\r
 EFI_STATUS\r
 EFIAPI\r
 SmmCommunicationCommunicate (\r
   IN CONST EFI_SMM_COMMUNICATION_PROTOCOL  *This,\r
   IN OUT VOID                              *CommBuffer,\r

-  IN OUT UINTN                             *CommSize\r
+  IN OUT UINTN                             *CommSize OPTIONAL\r

   );\r
 \r
 /**\r
   );\r
 \r
 /**\r