diff options
| author | Feng Tian <feng.tian@intel.com> | 2013-12-03 07:04:08 +0000 |
|---|---|---|
| committer | erictian <erictian@6f19259b-4bc3-4df7-8a09-765794883524> | 2013-12-03 07:04:08 +0000 |
| commit | 0f58371b5df22ca7894b0febd09d0c95b02da1f0 (patch) | |
| tree | d29b4bf9a6c320552c93a0d98588b27722e56b1e /MdeModulePkg/Bus/Pci/UhciDxe | |
| parent | 6855763eb262f3d95dc0216d035cc7203b4e29cc (diff) | |
| download | edk2-platforms-0f58371b5df22ca7894b0febd09d0c95b02da1f0.tar.xz | |
MdeModulePkg/Usb: All h/w related stop operation at DriverBindingStop() should be behind s/w related stop operation, which could avoid h/w not working if s/w stop operation fails.
Signed-off-by: Feng Tian <feng.tian@intel.com>
Reviewed-by: Elvin Li <elvin.li@intel.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14927 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdeModulePkg/Bus/Pci/UhciDxe')
| -rw-r--r-- | MdeModulePkg/Bus/Pci/UhciDxe/Uhci.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/MdeModulePkg/Bus/Pci/UhciDxe/Uhci.c b/MdeModulePkg/Bus/Pci/UhciDxe/Uhci.c index 00a1094376..a3a28f3edc 100644 --- a/MdeModulePkg/Bus/Pci/UhciDxe/Uhci.c +++ b/MdeModulePkg/Bus/Pci/UhciDxe/Uhci.c @@ -1550,19 +1550,24 @@ UhciCleanDevUp ( )
{
USB_HC_DEV *Uhc;
+ EFI_STATUS Status;
//
// Uninstall the USB_HC and USB_HC2 protocol, then disable the controller
//
Uhc = UHC_FROM_USB2_HC_PROTO (This);
- UhciStopHc (Uhc, UHC_GENERIC_TIMEOUT);
- gBS->UninstallProtocolInterface (
- Controller,
- &gEfiUsb2HcProtocolGuid,
- &Uhc->Usb2Hc
- );
+ Status = gBS->UninstallProtocolInterface (
+ Controller,
+ &gEfiUsb2HcProtocolGuid,
+ &Uhc->Usb2Hc
+ );
+ if (EFI_ERROR (Status)) {
+ return ;
+ }
+
+ UhciStopHc (Uhc, UHC_GENERIC_TIMEOUT);
UhciFreeAllAsyncReq (Uhc);
UhciDestoryFrameList (Uhc);
|