MdeModulePkg UhciPei: Remove redundant functions

The functions that are never called have been removed.
They are IoMmuFreeBuffer,DelinkMemoryBlock,IsMemoryBlockEmptied
,IsTDLinkPtrQHOrTD,GetCurrentFrameNumber,GetQHHorizontalLinkPtr
and GetQHHorizontalValidorInvalid.
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@intel.com>
Reviewed-by: Star Zeng <star.zeng@intel.com>

3 files changed, 0 insertions, 241 deletions

diff --git a/MdeModulePkg/Bus/Pci/UhciPei/DmaMem.c b/MdeModulePkg/Bus/Pci/UhciPei/DmaMem.c
index c92bee4298..f4202ba6e6 100644
--- a/MdeModulePkg/Bus/Pci/UhciPei/DmaMem.c
+++ b/MdeModulePkg/Bus/Pci/UhciPei/DmaMem.c
@@ -205,29 +205,7 @@ IoMmuAllocateBuffer (
   return Status;

 }

 

-/**

-  Frees memory that was allocated with AllocateBuffer().

-

-  @param IoMmu              Pointer to IOMMU PPI.

-  @param Pages              The number of pages to free.

-  @param HostAddress        The base system memory address of the allocated range.

-  @param Mapping            The mapping value returned from Map().

 

-**/

-VOID

-IoMmuFreeBuffer (

-  IN EDKII_IOMMU_PPI        *IoMmu,

-  IN UINTN                  Pages,

-  IN VOID                   *HostAddress,

-  IN VOID                   *Mapping

-  )

-{

-  if (IoMmu != NULL) {

-    IoMmu->SetAttribute (IoMmu, Mapping, 0);

-    IoMmu->Unmap (IoMmu, Mapping);

-    IoMmu->FreeBuffer (IoMmu, Pages, HostAddress);

-  }

-}

 

 /**

   Initialize IOMMU.

diff --git a/MdeModulePkg/Bus/Pci/UhciPei/UhcPeim.c b/MdeModulePkg/Bus/Pci/UhciPei/UhcPeim.c
index ec2daf1649..645c946f29 100644
--- a/MdeModulePkg/Bus/Pci/UhciPei/UhcPeim.c
+++ b/MdeModulePkg/Bus/Pci/UhciPei/UhcPeim.c
@@ -1252,26 +1252,7 @@ IsStatusOK (
   }

 }

 

-/**

-  Get Current Frame Number.

-

-  @param  UhcDev          The UHCI device.

-  @param  FrameNumberAddr The address of frame list register.

-

-  @retval The content of the frame list register.

 

-**/

-UINT16

-GetCurrentFrameNumber (

-  IN USB_UHC_DEV   *UhcDev,

-  IN UINT32        FrameNumberAddr

-  )

-{

-  //

-  // Gets value in the USB frame number register.

-  //

-  return (UINT16) (USBReadPortW (UhcDev, FrameNumberAddr) & 0x03FF);

-}

 

 /**

   Set Frame List Base Address.

@@ -1349,25 +1330,7 @@ SetQHHorizontalLinkPtr (
   PtrQH->QueueHead.QHHorizontalPtr = (UINT32) (UINTN) PtrNext >> 4;

 }

 

-/**

-  Get the horizontal link pointer in QH.

-

-  @param  PtrQH     Place to store QH_STRUCT pointer.

 

-  @retval The horizontal link pointer in QH.

-

-**/

-VOID *

-GetQHHorizontalLinkPtr (

-  IN QH_STRUCT  *PtrQH

-  )

-{

-  //

-  // Restore the 28bit address to 32bit address

-  // (take 32bit address as an example)

-  //

-  return (VOID *) (UINTN) ((PtrQH->QueueHead.QHHorizontalPtr) << 4);

-}

 

 /**

   Set a QH or TD horizontally to be connected with a specific QH.

@@ -1470,25 +1433,7 @@ SetQHVerticalValidorInvalid (
   PtrQH->QueueHead.QHVerticalTerminate = IsValid ? 0 : 1;

 }

 

-/**

-  Get the vertical validor bit in QH.

 

-  @param  PtrQH      Place to store QH_STRUCT pointer.

-

-  @retval The vertical linker is valid or not.

-

-**/

-BOOLEAN

-GetQHHorizontalValidorInvalid (

-  IN QH_STRUCT  *PtrQH

-  )

-{

-  //

-  // If TRUE, meaning the Horizontal Link Pointer field is valid,

-  // else, the field is invalid.

-  //

-  return (BOOLEAN) (!(PtrQH->QueueHead.QHHorizontalTerminate));

-}

 

 /**

   Allocate TD or QH Struct.

@@ -2000,26 +1945,7 @@ GetTDLinkPtr (
   return (VOID *) (UINTN) ((PtrTDStruct->TDData.TDLinkPtr) << 4);

 }

 

-/**

-  Get the information about whether the Link Pointer field pointing to

-  a QH or a TD.

 

-  @param  PtrTDStruct     Place to store TD_STRUCT pointer.

-

-  @retval whether the Link Pointer field pointing to a QH or a TD.

-

-**/

-BOOLEAN

-IsTDLinkPtrQHOrTD (

-  IN  TD_STRUCT *PtrTDStruct

-  )

-{

-  //

-  // Get the information about whether the Link Pointer field pointing to

-  // a QH or a TD.

-  //

-  return (BOOLEAN) (PtrTDStruct->TDData.TDLinkPtrQSelect);

-}

 

 /**

   Enable/Disable short packet detection mechanism.

@@ -3239,60 +3165,9 @@ InsertMemoryHeaderToList (
   }

 }

 

-/**

-  Judge the memory block in the memory header is empty or not.

-

-  @param  MemoryHeaderPtr   A pointer to the memory header list.

-

-  @retval Whether the memory block in the memory header is empty or not.

-

-**/

-BOOLEAN

-IsMemoryBlockEmptied (

-  IN MEMORY_MANAGE_HEADER  *MemoryHeaderPtr

-  )

-{

-  UINTN Index;

-

-  for (Index = 0; Index < MemoryHeaderPtr->BitArraySizeInBytes; Index++) {

-    if (MemoryHeaderPtr->BitArrayPtr[Index] != 0) {

-      return FALSE;

-    }

-  }

-

-  return TRUE;

-}

-

-/**

-  remove a memory header from list.

 

-  @param  FirstMemoryHeader   A pointer to the memory header list.

-  @param  FreeMemoryHeader    A memory header to be removed into the list.

 

-**/

-VOID

-DelinkMemoryBlock (

-  IN MEMORY_MANAGE_HEADER    *FirstMemoryHeader,

-  IN MEMORY_MANAGE_HEADER    *FreeMemoryHeader

-  )

-{

-  MEMORY_MANAGE_HEADER  *TempHeaderPtr;

 

-  if ((FirstMemoryHeader == NULL) || (FreeMemoryHeader == NULL)) {

-    return ;

-  }

-

-  for (TempHeaderPtr = FirstMemoryHeader; TempHeaderPtr != NULL; TempHeaderPtr = TempHeaderPtr->Next) {

-

-    if (TempHeaderPtr->Next == FreeMemoryHeader) {

-      //

-      // Link the before and after

-      //

-      TempHeaderPtr->Next = FreeMemoryHeader->Next;

-      break;

-    }

-  }

-}

 

 /**

   Map address of request structure buffer.

diff --git a/MdeModulePkg/Bus/Pci/UhciPei/UhcPeim.h b/MdeModulePkg/Bus/Pci/UhciPei/UhcPeim.h
index 33d4f2f65f..672abaa26c 100644
--- a/MdeModulePkg/Bus/Pci/UhciPei/UhcPeim.h
+++ b/MdeModulePkg/Bus/Pci/UhciPei/UhcPeim.h
@@ -473,21 +473,6 @@ IsStatusOK (
   );

 

 /**

-  Get Current Frame Number.

-

-  @param  UhcDev          The UHCI device.

-  @param  FrameNumberAddr The address of frame list register.

-

-  @retval The content of the frame list register.

-

-**/

-UINT16

-GetCurrentFrameNumber (

-  IN USB_UHC_DEV   *UhcDev,

-  IN UINT32        FrameNumberAddr

-  );

-

-/**

   Set Frame List Base Address.

 

   @param  UhcDev           The UHCI device.

@@ -532,19 +517,6 @@ SetQHHorizontalLinkPtr (
   );

 

 /**

-  Get the horizontal link pointer in QH.

-

-  @param  PtrQH     Place to store QH_STRUCT pointer.

-

-  @retval The horizontal link pointer in QH.

-

-**/

-VOID  *

-GetQHHorizontalLinkPtr (

-  IN QH_STRUCT  *PtrQH

-  );

-

-/**

   Set a QH or TD horizontally to be connected with a specific QH.

 

   @param  PtrQH      Place to store QH_STRUCT pointer.

@@ -609,18 +581,6 @@ SetQHVerticalValidorInvalid (
   IN BOOLEAN    IsValid

   );

 

-/**

-  Get the vertical validor bit in QH.

-

-  @param  PtrQH      Place to store QH_STRUCT pointer.

-

-  @retval The vertical linker is valid or not.

-

-**/

-BOOLEAN

-GetQHHorizontalValidorInvalid (

-  IN QH_STRUCT  *PtrQH

-  );

 

 /**

   Allocate TD or QH Struct.

@@ -805,19 +765,6 @@ GetTDLinkPtr (
   IN  TD_STRUCT *PtrTDStruct

   );

 

-/**

-  Get the information about whether the Link Pointer field pointing to

-  a QH or a TD.

-

-  @param  PtrTDStruct     Place to store TD_STRUCT pointer.

-

-  @retval whether the Link Pointer field pointing to a QH or a TD.

-

-**/

-BOOLEAN

-IsTDLinkPtrQHOrTD (

-  IN  TD_STRUCT *PtrTDStruct

-  );

 

 /**

   Enable/Disable short packet detection mechanism.

@@ -1317,31 +1264,6 @@ InsertMemoryHeaderToList (
   IN MEMORY_MANAGE_HEADER  *NewMemoryHeader

   );

 

-/**

-  Judge the memory block in the memory header is empty or not.

-

-  @param  MemoryHeaderPtr   A pointer to the memory header list.

-

-  @retval Whether the memory block in the memory header is empty or not.

-

-**/

-BOOLEAN

-IsMemoryBlockEmptied (

-  IN MEMORY_MANAGE_HEADER  *MemoryHeaderPtr

-  );

-

-/**

-  remove a memory header from list.

-

-  @param  FirstMemoryHeader   A pointer to the memory header list.

-  @param  FreeMemoryHeader    A memory header to be removed into the list.

-

-**/

-VOID

-DelinkMemoryBlock (

-  IN MEMORY_MANAGE_HEADER    *FirstMemoryHeader,

-  IN MEMORY_MANAGE_HEADER    *FreeMemoryHeader

-  );

 

 /**

   Map address of request structure buffer.

@@ -1460,22 +1382,6 @@ IoMmuAllocateBuffer (
   OUT VOID                  **Mapping

   );

 

-/**

-  Frees memory that was allocated with AllocateBuffer().

-

-  @param IoMmu              Pointer to IOMMU PPI.

-  @param Pages              The number of pages to free.

-  @param HostAddress        The base system memory address of the allocated range.

-  @param Mapping            The mapping value returned from Map().

-

-**/

-VOID

-IoMmuFreeBuffer (

-  IN EDKII_IOMMU_PPI        *IoMmu,

-  IN UINTN                  Pages,

-  IN VOID                   *HostAddress,

-  IN VOID                   *Mapping

-  );

 

 /**

   Initialize IOMMU.