MdeModulePkg UsbBotPei: Remove redundant functions

The functions that are never called have been removed.
They are PeiUsbSetConfiguration,PeiUsbSetDeviceAddress,
IsPortConnect,IsPortConnectChange,IsPortLowSpeedDeviceAttached
and PeiUsbGetDescriptor.
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: Star Zeng <star.zeng@intel.com>

2 files changed, 0 insertions, 288 deletions

diff --git a/MdeModulePkg/Bus/Usb/UsbBotPei/PeiUsbLib.c b/MdeModulePkg/Bus/Usb/UsbBotPei/PeiUsbLib.c
index 4f20c71..cd765c4 100644
--- a/MdeModulePkg/Bus/Usb/UsbBotPei/PeiUsbLib.c
+++ b/MdeModulePkg/Bus/Usb/UsbBotPei/PeiUsbLib.c
@@ -17,92 +17,6 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 #include "UsbPeim.h"

 #include "PeiUsbLib.h"

 

-/**

-  Get a given usb descriptor.

-

-  @param  PeiServices        General-purpose services that are available to every PEIM.

-  @param  UsbIoPpi           Indicates the PEI_USB_IO_PPI instance.

-  @param  Value              Request Value.

-  @param  Index              Request Index.

-  @param  DescriptorLength   Request descriptor Length.

-  @param  Descriptor         Request descriptor.

-

-

-  @retval EFI_SUCCESS        Usb descriptor is obtained successfully.

-  @retval EFI_DEVICE_ERROR   Cannot get the usb descriptor due to a hardware error.

-  @retval Others             Other failure occurs.

-

-**/

-EFI_STATUS

-PeiUsbGetDescriptor (

-  IN  EFI_PEI_SERVICES         **PeiServices,

-  IN  PEI_USB_IO_PPI           *UsbIoPpi,

-  IN  UINT16                   Value,

-  IN  UINT16                   Index,

-  IN  UINT16                   DescriptorLength,

-  OUT VOID                     *Descriptor

-  )

-{

-  EFI_USB_DEVICE_REQUEST  DevReq;

-

-  ASSERT (UsbIoPpi != NULL);

-

-  DevReq.RequestType  = USB_DEV_GET_DESCRIPTOR_REQ_TYPE;

-  DevReq.Request      = USB_DEV_GET_DESCRIPTOR;

-  DevReq.Value        = Value;

-  DevReq.Index        = Index;

-  DevReq.Length       = DescriptorLength;

-

-  return UsbIoPpi->UsbControlTransfer (

-                     PeiServices,

-                     UsbIoPpi,

-                     &DevReq,

-                     EfiUsbDataIn,

-                     PcdGet32 (PcdUsbTransferTimeoutValue),

-                     Descriptor,

-                     DescriptorLength

-                     );

-}

-

-/**

-  Set a usb device with a specified address.

-

-  @param  PeiServices        General-purpose services that are available to every PEIM.

-  @param  UsbIoPpi           Indicates the PEI_USB_IO_PPI instance.

-  @param  AddressValue       The address to assign.

-

-  @retval EFI_SUCCESS        Usb device address is set successfully.

-  @retval EFI_DEVICE_ERROR   Cannot set the usb address due to a hardware error.

-  @retval Others             Other failure occurs.

-

-**/

-EFI_STATUS

-PeiUsbSetDeviceAddress (

-  IN EFI_PEI_SERVICES         **PeiServices,

-  IN PEI_USB_IO_PPI           *UsbIoPpi,

-  IN UINT16                   AddressValue

-  )

-{

-  EFI_USB_DEVICE_REQUEST  DevReq;

-

-  ASSERT (UsbIoPpi != NULL);

-

-  DevReq.RequestType  = USB_DEV_SET_ADDRESS_REQ_TYPE;

-  DevReq.Request      = USB_DEV_SET_ADDRESS;

-  DevReq.Value        = AddressValue;

-  DevReq.Index        = 0;

-  DevReq.Length       = 0;

-

-  return UsbIoPpi->UsbControlTransfer (

-                     PeiServices,

-                     UsbIoPpi,

-                     &DevReq,

-                     EfiUsbNoData,

-                     PcdGet32 (PcdUsbTransferTimeoutValue),

-                     NULL,

-                     0

-                     );

-}

 

 /**

   Clear a given usb feature.

@@ -161,40 +75,6 @@ PeiUsbClearDeviceFeature (
                      );

 }

 

-/**

-  Configure a usb device to Configuration 1.

-

-  @param  PeiServices        General-purpose services that are available to every PEIM.

-  @param  UsbIoPpi           Indicates the PEI_USB_IO_PPI instance.

-

-  @retval EFI_SUCCESS       Usb device is set to use Configuration 1 successfully.

-  @retval EFI_DEVICE_ERROR  Cannot set the usb device due to a hardware error.

-  @retval Others            Other failure occurs.

-

-**/

-EFI_STATUS

-PeiUsbSetConfiguration (

-  IN EFI_PEI_SERVICES         **PeiServices,

-  IN PEI_USB_IO_PPI           *UsbIoPpi

-  )

-{

-  EFI_USB_DEVICE_REQUEST  DevReq;

-  ZeroMem (&DevReq, sizeof (EFI_USB_DEVICE_REQUEST));

-

-  DevReq.RequestType  = USB_DEV_SET_CONFIGURATION_REQ_TYPE;

-  DevReq.Request      = USB_DEV_SET_CONFIGURATION;

-  DevReq.Value        = 1;

-

-  return UsbIoPpi->UsbControlTransfer (

-                     PeiServices,

-                     UsbIoPpi,

-                     &DevReq,

-                     EfiUsbNoData,

-                     PcdGet32 (PcdUsbTransferTimeoutValue),

-                     NULL,

-                     0

-                     );

-}

 

 /**

   Clear Endpoint Halt.

@@ -258,74 +138,4 @@ PeiUsbClearEndpointHalt (
   return Status;

 }

 

-/**

-  Judge if the port is connected with a usb device or not.

-

-  @param  PortStatus  The usb port status gotten.

 

-  @retval TRUE        A usb device is connected with the port.

-  @retval FALSE       No usb device is connected with the port.

-

-**/

-BOOLEAN

-IsPortConnect (

-  IN UINT16  PortStatus

-  )

-{

-  //

-  // return the bit 0 value of PortStatus

-  //

-  if ((PortStatus & USB_PORT_STAT_CONNECTION) != 0) {

-    return TRUE;

-  } else {

-    return FALSE;

-  }

-}

-

-/**

-  Judge if the port is connected with a low-speed usb device or not.

-

-  @param  PortStatus  The usb port status gotten.

-

-  @retval TRUE        A low-speed usb device is connected with the port.

-  @retval FALSE       No low-speed usb device is connected with the port.

-

-**/

-BOOLEAN

-IsPortLowSpeedDeviceAttached (

-  IN UINT16  PortStatus

-  )

-{

-  //

-  // return the bit 9 value of PortStatus

-  //

-  if ((PortStatus & USB_PORT_STAT_LOW_SPEED) != 0) {

-    return TRUE;

-  } else {

-    return FALSE;

-  }

-}

-

-/**

-  Judge if the port is in "connection change" status or not.

-

-  @param  PortChangeStatus  The usb port change status gotten.

-

-  @retval TRUE              The port is in "connection change" status.

-  @retval FALSE             The port is NOT in "connection change" status.

-

-**/

-BOOLEAN

-IsPortConnectChange (

-  IN UINT16  PortChangeStatus

-  )

-{

-  //

-  // return the bit 0 value of PortChangeStatus

-  //

-  if ((PortChangeStatus & USB_PORT_STAT_C_CONNECTION) != 0) {

-    return TRUE;

-  } else {

-    return FALSE;

-  }

-}

diff --git a/MdeModulePkg/Bus/Usb/UsbBotPei/PeiUsbLib.h b/MdeModulePkg/Bus/Usb/UsbBotPei/PeiUsbLib.h
index 6d39b76..a160146 100644
--- a/MdeModulePkg/Bus/Usb/UsbBotPei/PeiUsbLib.h
+++ b/MdeModulePkg/Bus/Usb/UsbBotPei/PeiUsbLib.h
@@ -100,50 +100,6 @@ typedef enum {
   EfiUsbEndpoint

 } EFI_USB_RECIPIENT;

 

-/**

-  Get a given usb descriptor.

-

-  @param  PeiServices        General-purpose services that are available to every PEIM.

-  @param  UsbIoPpi           Indicates the PEI_USB_IO_PPI instance.

-  @param  Value              Request Value.

-  @param  Index              Request Index.

-  @param  DescriptorLength   Request descriptor Length.

-  @param  Descriptor         Request descriptor.

-

-

-  @retval EFI_SUCCESS       Usb descriptor is obtained successfully.

-  @retval EFI_DEVICE_ERROR  Cannot get the usb descriptor due to a hardware error.

-  @retval Others            Other failure occurs.

-

-**/

-EFI_STATUS

-PeiUsbGetDescriptor (

-  IN  EFI_PEI_SERVICES         **PeiServices,

-  IN  PEI_USB_IO_PPI           *UsbIoPpi,

-  IN  UINT16                   Value,

-  IN  UINT16                   Index,

-  IN  UINT16                   DescriptorLength,

-  OUT VOID                     *Descriptor

-  );

-

-/**

-  Set a usb device with a specified address.

-

-  @param  PeiServices        General-purpose services that are available to every PEIM.

-  @param  UsbIoPpi           Indicates the PEI_USB_IO_PPI instance.

-  @param  AddressValue       The address to assign.

-

-  @retval EFI_SUCCESS        Usb device address is set successfully.

-  @retval EFI_DEVICE_ERROR   Cannot set the usb address due to a hardware error.

-  @retval Others             Other failure occurs.

-

-**/

-EFI_STATUS

-PeiUsbSetDeviceAddress (

-  IN EFI_PEI_SERVICES         **PeiServices,

-  IN PEI_USB_IO_PPI           *UsbIoPpi,

-  IN UINT16                   AddressValue

-  );

 

 /**

   Clear a given usb feature.

@@ -168,22 +124,6 @@ PeiUsbClearDeviceFeature (
   IN UINT16                   Target

   );

 

-/**

-  Configure a usb device to Configuration 1.

-

-  @param  PeiServices        General-purpose services that are available to every PEIM.

-  @param  UsbIoPpi           Indicates the PEI_USB_IO_PPI instance.

-

-  @retval EFI_SUCCESS        Usb device is set to use Configuration 1 successfully.

-  @retval EFI_DEVICE_ERROR   Cannot set the usb device due to a hardware error.

-  @retval Others             Other failure occurs.

-

-**/

-EFI_STATUS

-PeiUsbSetConfiguration (

-  IN EFI_PEI_SERVICES         **PeiServices,

-  IN PEI_USB_IO_PPI           *UsbIoPpi

-  );

 

 /**

   Clear Endpoint Halt.

@@ -204,45 +144,7 @@ PeiUsbClearEndpointHalt (
   IN UINT8                    EndpointAddress

   );

 

-/**

-  Judge if the port is connected with a usb device or not.

-

-  @param  PortStatus  The usb port status gotten.

-

-  @retval TRUE        A usb device is connected with the port.

-  @retval FALSE       No usb device is connected with the port.

-

-**/

-BOOLEAN

-IsPortConnect (

-  IN UINT16  PortStatus

-  );

-

-/**

-  Judge if the port is connected with a low-speed usb device or not.

-

-  @param  PortStatus  The usb port status gotten.

 

-  @retval TRUE        A low-speed usb device is connected with the port.

-  @retval FALSE       No low-speed usb device is connected with the port.

 

-**/

-BOOLEAN

-IsPortLowSpeedDeviceAttached (

-  IN UINT16  PortStatus

-  );

 

-/**

-  Judge if the port is in "connection change" status or not.

-

-  @param  PortChangeStatus  The usb port change status gotten.

-

-  @retval TRUE              The port is in "connection change" status.

-  @retval FALSE             The port is NOT in "connection change" status.

-

-**/

-BOOLEAN

-IsPortConnectChange (

-  IN UINT16  PortChangeStatus

-  );

 #endif