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MdeModulePkg PciBusDxe: Remove redundant functions

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The functions that are never called have been removed.
They are UpStreamBridgesAttributes and GetHpcPciAddressFromRootBridge.
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: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Star Zeng <star.zeng@intel.com>
This commit is contained in:
shenglei
2018-08-08 13:47:20 +08:00
committed by Star Zeng
parent 442d4dde72
commit 66d3c76b8a
4 changed files with 0 additions and 159 deletions
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80
MdeModulePkg/Bus/Pci/PciBusDxe/PciDeviceSupport.c
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@@ -1061,85 +1061,5 @@ ActiveVGADeviceOnTheRootBridge (
}
/**
Get HPC PCI address according to its device path.
@param RootBridge Root bridege Io instance.
@param RemainingDevicePath Given searching device path.
@param PciAddress Buffer holding searched result.
@retval EFI_SUCCESS PCI address was stored in PciAddress
@retval EFI_NOT_FOUND Can not find the specific device path.
**/
EFI_STATUS
GetHpcPciAddressFromRootBridge (
IN PCI_IO_DEVICE *RootBridge,
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath,
OUT UINT64 *PciAddress
)
{
EFI_DEV_PATH_PTR Node;
PCI_IO_DEVICE *Temp;
EFI_DEVICE_PATH_PROTOCOL *CurrentDevicePath;
LIST_ENTRY *CurrentLink;
BOOLEAN MisMatch;
MisMatch = FALSE;
CurrentDevicePath = RemainingDevicePath;
Node.DevPath = CurrentDevicePath;
Temp = NULL;
while (!IsDevicePathEnd (CurrentDevicePath)) {
CurrentLink = RootBridge->ChildList.ForwardLink;
Node.DevPath = CurrentDevicePath;
while (CurrentLink != NULL && CurrentLink != &RootBridge->ChildList) {
Temp = PCI_IO_DEVICE_FROM_LINK (CurrentLink);
if (Node.Pci->Device == Temp->DeviceNumber &&
Node.Pci->Function == Temp->FunctionNumber) {
RootBridge = Temp;
break;
}
CurrentLink = CurrentLink->ForwardLink;
}
//
// Check if we find the bridge
//
if (CurrentLink == &RootBridge->ChildList) {
MisMatch = TRUE;
break;
}
CurrentDevicePath = NextDevicePathNode (CurrentDevicePath);
}
if (MisMatch) {
CurrentDevicePath = NextDevicePathNode (CurrentDevicePath);
if (IsDevicePathEnd (CurrentDevicePath)) {
*PciAddress = EFI_PCI_ADDRESS (RootBridge->BusNumber, Node.Pci->Device, Node.Pci->Function, 0);
return EFI_SUCCESS;
}
return EFI_NOT_FOUND;
}
if (Temp != NULL) {
*PciAddress = EFI_PCI_ADDRESS (Temp->BusNumber, Temp->DeviceNumber, Temp->FunctionNumber, 0);
} else {
return EFI_NOT_FOUND;
}
return EFI_SUCCESS;
}