mirror of https://github.com/acidanthera/audk.git
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>
This commit is contained in:
shenglei
Star Zeng
parent
78a6d34fa6
commit
2104e989cf
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@ -17,92 +17,6 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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#include "UsbPeim.h"
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#include "UsbPeim.h"
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#include "PeiUsbLib.h"
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#include "PeiUsbLib.h"
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/**
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Get a given usb descriptor.
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@param PeiServices General-purpose services that are available to every PEIM.
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@param UsbIoPpi Indicates the PEI_USB_IO_PPI instance.
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@param Value Request Value.
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@param Index Request Index.
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@param DescriptorLength Request descriptor Length.
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@param Descriptor Request descriptor.
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@retval EFI_SUCCESS Usb descriptor is obtained successfully.
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@retval EFI_DEVICE_ERROR Cannot get the usb descriptor due to a hardware error.
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@retval Others Other failure occurs.
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**/
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EFI_STATUS
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PeiUsbGetDescriptor (
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IN EFI_PEI_SERVICES **PeiServices,
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IN PEI_USB_IO_PPI *UsbIoPpi,
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IN UINT16 Value,
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IN UINT16 Index,
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IN UINT16 DescriptorLength,
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OUT VOID *Descriptor
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)
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{
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EFI_USB_DEVICE_REQUEST DevReq;
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ASSERT (UsbIoPpi != NULL);
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DevReq.RequestType = USB_DEV_GET_DESCRIPTOR_REQ_TYPE;
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DevReq.Request = USB_DEV_GET_DESCRIPTOR;
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DevReq.Value = Value;
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DevReq.Index = Index;
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DevReq.Length = DescriptorLength;
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return UsbIoPpi->UsbControlTransfer (
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PeiServices,
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UsbIoPpi,
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&DevReq,
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EfiUsbDataIn,
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PcdGet32 (PcdUsbTransferTimeoutValue),
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Descriptor,
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DescriptorLength
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);
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}
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/**
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Set a usb device with a specified address.
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@param PeiServices General-purpose services that are available to every PEIM.
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@param UsbIoPpi Indicates the PEI_USB_IO_PPI instance.
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@param AddressValue The address to assign.
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@retval EFI_SUCCESS Usb device address is set successfully.
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@retval EFI_DEVICE_ERROR Cannot set the usb address due to a hardware error.
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@retval Others Other failure occurs.
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**/
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EFI_STATUS
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PeiUsbSetDeviceAddress (
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IN EFI_PEI_SERVICES **PeiServices,
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IN PEI_USB_IO_PPI *UsbIoPpi,
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IN UINT16 AddressValue
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)
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{
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EFI_USB_DEVICE_REQUEST DevReq;
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ASSERT (UsbIoPpi != NULL);
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DevReq.RequestType = USB_DEV_SET_ADDRESS_REQ_TYPE;
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DevReq.Request = USB_DEV_SET_ADDRESS;
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DevReq.Value = AddressValue;
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DevReq.Index = 0;
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DevReq.Length = 0;
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return UsbIoPpi->UsbControlTransfer (
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PeiServices,
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UsbIoPpi,
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&DevReq,
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EfiUsbNoData,
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PcdGet32 (PcdUsbTransferTimeoutValue),
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NULL,
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0
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);
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}
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/**
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/**
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Clear a given usb feature.
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Clear a given usb feature.
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@ -161,40 +75,6 @@ PeiUsbClearDeviceFeature (
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);
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);
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}
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}
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/**
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Configure a usb device to Configuration 1.
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@param PeiServices General-purpose services that are available to every PEIM.
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@param UsbIoPpi Indicates the PEI_USB_IO_PPI instance.
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@retval EFI_SUCCESS Usb device is set to use Configuration 1 successfully.
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@retval EFI_DEVICE_ERROR Cannot set the usb device due to a hardware error.
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@retval Others Other failure occurs.
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**/
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EFI_STATUS
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PeiUsbSetConfiguration (
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IN EFI_PEI_SERVICES **PeiServices,
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IN PEI_USB_IO_PPI *UsbIoPpi
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)
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{
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EFI_USB_DEVICE_REQUEST DevReq;
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ZeroMem (&DevReq, sizeof (EFI_USB_DEVICE_REQUEST));
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DevReq.RequestType = USB_DEV_SET_CONFIGURATION_REQ_TYPE;
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DevReq.Request = USB_DEV_SET_CONFIGURATION;
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DevReq.Value = 1;
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return UsbIoPpi->UsbControlTransfer (
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PeiServices,
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UsbIoPpi,
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&DevReq,
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EfiUsbNoData,
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PcdGet32 (PcdUsbTransferTimeoutValue),
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NULL,
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0
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);
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}
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/**
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/**
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Clear Endpoint Halt.
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Clear Endpoint Halt.
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@ -258,74 +138,4 @@ PeiUsbClearEndpointHalt (
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return Status;
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return Status;
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}
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}
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/**
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Judge if the port is connected with a usb device or not.
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@param PortStatus The usb port status gotten.
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@retval TRUE A usb device is connected with the port.
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@retval FALSE No usb device is connected with the port.
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**/
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BOOLEAN
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IsPortConnect (
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IN UINT16 PortStatus
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)
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{
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//
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// return the bit 0 value of PortStatus
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//
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if ((PortStatus & USB_PORT_STAT_CONNECTION) != 0) {
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return TRUE;
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} else {
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return FALSE;
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}
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}
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/**
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Judge if the port is connected with a low-speed usb device or not.
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@param PortStatus The usb port status gotten.
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@retval TRUE A low-speed usb device is connected with the port.
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@retval FALSE No low-speed usb device is connected with the port.
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**/
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BOOLEAN
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IsPortLowSpeedDeviceAttached (
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IN UINT16 PortStatus
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)
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{
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//
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// return the bit 9 value of PortStatus
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//
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if ((PortStatus & USB_PORT_STAT_LOW_SPEED) != 0) {
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return TRUE;
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} else {
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return FALSE;
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}
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}
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/**
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Judge if the port is in "connection change" status or not.
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@param PortChangeStatus The usb port change status gotten.
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@retval TRUE The port is in "connection change" status.
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@retval FALSE The port is NOT in "connection change" status.
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**/
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BOOLEAN
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IsPortConnectChange (
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IN UINT16 PortChangeStatus
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)
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{
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//
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// return the bit 0 value of PortChangeStatus
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//
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if ((PortChangeStatus & USB_PORT_STAT_C_CONNECTION) != 0) {
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return TRUE;
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} else {
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return FALSE;
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}
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}
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@ -100,50 +100,6 @@ typedef enum {
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EfiUsbEndpoint
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EfiUsbEndpoint
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} EFI_USB_RECIPIENT;
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} EFI_USB_RECIPIENT;
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/**
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Get a given usb descriptor.
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@param PeiServices General-purpose services that are available to every PEIM.
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@param UsbIoPpi Indicates the PEI_USB_IO_PPI instance.
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@param Value Request Value.
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@param Index Request Index.
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@param DescriptorLength Request descriptor Length.
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@param Descriptor Request descriptor.
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@retval EFI_SUCCESS Usb descriptor is obtained successfully.
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@retval EFI_DEVICE_ERROR Cannot get the usb descriptor due to a hardware error.
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@retval Others Other failure occurs.
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**/
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EFI_STATUS
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PeiUsbGetDescriptor (
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IN EFI_PEI_SERVICES **PeiServices,
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IN PEI_USB_IO_PPI *UsbIoPpi,
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IN UINT16 Value,
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IN UINT16 Index,
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IN UINT16 DescriptorLength,
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OUT VOID *Descriptor
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);
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/**
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Set a usb device with a specified address.
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@param PeiServices General-purpose services that are available to every PEIM.
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@param UsbIoPpi Indicates the PEI_USB_IO_PPI instance.
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@param AddressValue The address to assign.
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@retval EFI_SUCCESS Usb device address is set successfully.
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@retval EFI_DEVICE_ERROR Cannot set the usb address due to a hardware error.
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@retval Others Other failure occurs.
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**/
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EFI_STATUS
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PeiUsbSetDeviceAddress (
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IN EFI_PEI_SERVICES **PeiServices,
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IN PEI_USB_IO_PPI *UsbIoPpi,
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IN UINT16 AddressValue
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);
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/**
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/**
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Clear a given usb feature.
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Clear a given usb feature.
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@ -168,22 +124,6 @@ PeiUsbClearDeviceFeature (
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IN UINT16 Target
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IN UINT16 Target
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);
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);
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/**
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Configure a usb device to Configuration 1.
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@param PeiServices General-purpose services that are available to every PEIM.
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@param UsbIoPpi Indicates the PEI_USB_IO_PPI instance.
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@retval EFI_SUCCESS Usb device is set to use Configuration 1 successfully.
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@retval EFI_DEVICE_ERROR Cannot set the usb device due to a hardware error.
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@retval Others Other failure occurs.
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**/
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EFI_STATUS
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PeiUsbSetConfiguration (
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IN EFI_PEI_SERVICES **PeiServices,
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IN PEI_USB_IO_PPI *UsbIoPpi
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);
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/**
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/**
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Clear Endpoint Halt.
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Clear Endpoint Halt.
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@ -204,45 +144,7 @@ PeiUsbClearEndpointHalt (
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IN UINT8 EndpointAddress
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IN UINT8 EndpointAddress
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);
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);
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/**
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Judge if the port is connected with a usb device or not.
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@param PortStatus The usb port status gotten.
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@retval TRUE A usb device is connected with the port.
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@retval FALSE No usb device is connected with the port.
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**/
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BOOLEAN
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IsPortConnect (
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IN UINT16 PortStatus
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);
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/**
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Judge if the port is connected with a low-speed usb device or not.
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@param PortStatus The usb port status gotten.
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@retval TRUE A low-speed usb device is connected with the port.
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@retval FALSE No low-speed usb device is connected with the port.
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**/
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BOOLEAN
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IsPortLowSpeedDeviceAttached (
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IN UINT16 PortStatus
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);
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/**
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Judge if the port is in "connection change" status or not.
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@param PortChangeStatus The usb port change status gotten.
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@retval TRUE The port is in "connection change" status.
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@retval FALSE The port is NOT in "connection change" status.
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**/
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BOOLEAN
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IsPortConnectChange (
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IN UINT16 PortChangeStatus
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);
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#endif
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#endif
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