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raise TPL to TPL_CALLBACK level at DriverBindingStart() for all usb-related modules, which prevent DriverBindingStop() from being invoked when DriverBindingStart() runs.

Browse Source 
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10460 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
erictian
2010-05-05 05:21:38 +00:00
parent b9d5a7f1dc
commit 15cc67e616
6 changed files with 45 additions and 12 deletions
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9
MdeModulePkg/Bus/Usb/UsbKbDxe/EfiKey.c
View File

@@ -154,7 +154,9 @@ USBKeyboardDriverBindingStart (
UINT8 PollingInterval;
UINT8 PacketSize;
BOOLEAN Found;
EFI_TPL OldTpl;
OldTpl = gBS->RaiseTPL (TPL_CALLBACK);
//
// Open USB I/O Protocol
//
@@ -167,7 +169,7 @@ USBKeyboardDriverBindingStart (
EFI_OPEN_PROTOCOL_BY_DRIVER
);
if (EFI_ERROR (Status)) {
return Status;
goto ErrorExit1;
}
UsbKeyboardDevice = AllocateZeroPool (sizeof (USB_KB_DEV));
@@ -381,6 +383,7 @@ USBKeyboardDriverBindingStart (
FALSE
);
gBS->RestoreTPL (OldTpl);
return EFI_SUCCESS;
//
@@ -407,6 +410,10 @@ ErrorExit:
This->DriverBindingHandle,
Controller
);
ErrorExit1:
gBS->RestoreTPL (OldTpl);
return Status;
}

13
MdeModulePkg/Bus/Usb/UsbMassStorageDxe/UsbMassImpl.c
View File

@@ -833,7 +833,10 @@ USBMassDriverBindingStart (
UINT8 MaxLun;
EFI_STATUS Status;
EFI_USB_IO_PROTOCOL *UsbIo;
EFI_TPL OldTpl;
OldTpl = gBS->RaiseTPL (TPL_CALLBACK);
Transport = NULL;
Context = NULL;
MaxLun = 0;
@@ -842,7 +845,7 @@ USBMassDriverBindingStart (
if (EFI_ERROR (Status)) {
DEBUG ((EFI_D_ERROR, "USBMassDriverBindingStart: UsbMassInitTransport (%r)\n", Status));
return Status;
goto Exit;
}
if (MaxLun == 0) {
//
@@ -867,7 +870,7 @@ USBMassDriverBindingStart (
if (EFI_ERROR (Status)) {
DEBUG ((EFI_D_ERROR, "USBMassDriverBindingStart: OpenDevicePathProtocol By Driver (%r)\n", Status));
return Status;
goto Exit;
}
Status = gBS->OpenProtocol (
@@ -887,7 +890,7 @@ USBMassDriverBindingStart (
This->DriverBindingHandle,
Controller
);
return Status;
goto Exit;
}
//
@@ -911,6 +914,8 @@ USBMassDriverBindingStart (
DEBUG ((EFI_D_ERROR, "USBMassDriverBindingStart: UsbMassInitMultiLun (%r) with Maxlun=%d\n", Status, MaxLun));
}
}
Exit:
gBS->RestoreTPL (OldTpl);
return Status;
}

8
MdeModulePkg/Bus/Usb/UsbMouseAbsolutePointerDxe/UsbMouseAbsolutePointer.c
View File

@@ -149,7 +149,9 @@ USBMouseAbsolutePointerDriverBindingStart (
UINT8 PollingInterval;
UINT8 PacketSize;
BOOLEAN Found;
EFI_TPL OldTpl;
OldTpl = gBS->RaiseTPL (TPL_CALLBACK);
//
// Open USB I/O Protocol
//
@@ -162,7 +164,7 @@ USBMouseAbsolutePointerDriverBindingStart (
EFI_OPEN_PROTOCOL_BY_DRIVER
);
if (EFI_ERROR (Status)) {
return Status;
goto ErrorExit1;
}
UsbMouseAbsolutePointerDevice = AllocateZeroPool (sizeof (USB_MOUSE_ABSOLUTE_POINTER_DEV));
@@ -324,6 +326,7 @@ USBMouseAbsolutePointerDriverBindingStart (
FALSE
);
gBS->RestoreTPL (OldTpl);
return EFI_SUCCESS;
//
@@ -348,6 +351,9 @@ ErrorExit:
}
}
ErrorExit1:
gBS->RestoreTPL (OldTpl);
return Status;
}

8
MdeModulePkg/Bus/Usb/UsbMouseDxe/UsbMouse.c
View File

@@ -149,7 +149,9 @@ USBMouseDriverBindingStart (
UINT8 PollingInterval;
UINT8 PacketSize;
BOOLEAN Found;
EFI_TPL OldTpl;
OldTpl = gBS->RaiseTPL (TPL_CALLBACK);
//
// Open USB I/O Protocol
//
@@ -162,7 +164,7 @@ USBMouseDriverBindingStart (
EFI_OPEN_PROTOCOL_BY_DRIVER
);
if (EFI_ERROR (Status)) {
return Status;
goto ErrorExit1;
}
UsbMouseDevice = AllocateZeroPool (sizeof (USB_MOUSE_DEV));
@@ -324,6 +326,8 @@ USBMouseDriverBindingStart (
FALSE
);
gBS->RestoreTPL (OldTpl);
return EFI_SUCCESS;
//
@@ -348,6 +352,8 @@ ErrorExit:
}
}
ErrorExit1:
gBS->RestoreTPL (OldTpl);
return Status;
}