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[USBCCGP]

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- Send unconfigure request when the device is removed
[USBOHCI]
- Handle unconfigure request

svn path=/trunk/; revision=55775
This commit is contained in:
Johannes Anderwald 2012-02-21 03:03:27 +00:00
parent 5b71379204
commit b398f3fe30
2 changed files with 81 additions and 10 deletions
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52
reactos/drivers/usb/usbccgp/fdo.c
View file

@ -408,6 +408,52 @@ FDO_StartDevice(
return Status;
}
NTSTATUS
FDO_CloseConfiguration(
IN PDEVICE_OBJECT DeviceObject)
{
NTSTATUS Status;
PURB Urb;
PFDO_DEVICE_EXTENSION FDODeviceExtension;
// get device extension
FDODeviceExtension = (PFDO_DEVICE_EXTENSION)DeviceObject->DeviceExtension;
ASSERT(FDODeviceExtension->Common.IsFDO);
//
// now allocate the urb
//
Urb = USBD_CreateConfigurationRequestEx(FDODeviceExtension->ConfigurationDescriptor, FDODeviceExtension->InterfaceList);
if (!Urb)
{
//
// no memory
//
return STATUS_INSUFFICIENT_RESOURCES;
}
//
// clear configuration descriptor to make it an unconfigure request
//
Urb->UrbSelectConfiguration.ConfigurationDescriptor = NULL;
//
// submit urb
//
Status = USBCCGP_SyncUrbRequest(FDODeviceExtension->NextDeviceObject, Urb);
if (!NT_SUCCESS(Status))
{
//
// failed to set configuration
//
DPRINT1("USBCCGP_SyncUrbRequest failed to unconfigure device\n", Status);
}
ExFreePool(Urb);
return Status;
}
NTSTATUS
FDO_HandlePnp(
PDEVICE_OBJECT DeviceObject,
@ -429,6 +475,12 @@ FDO_HandlePnp(
{
case IRP_MN_REMOVE_DEVICE:
{
//
// unconfigure device
//
DPRINT1("[USBCCGP] FDO IRP_MN_REMOVE\n");
FDO_CloseConfiguration(DeviceObject);
/* Send the IRP down the stack */
Status = USBCCGP_SyncForwardIrp(FDODeviceExtension->NextDeviceObject, Irp);
if (NT_SUCCESS(Status))

39
reactos/drivers/usb/usbohci/usb_device.cpp
View file

@ -1103,30 +1103,49 @@ CUSBDevice::SelectConfiguration(
ULONG InterfaceIndex, PipeIndex;
USB_DEFAULT_PIPE_SETUP_PACKET CtrlSetup;
NTSTATUS Status;
UCHAR bConfigurationValue = 0;
//
// sanity checks
//
ASSERT(ConfigurationDescriptor->iConfiguration < m_DeviceDescriptor.bNumConfigurations);
ASSERT(ConfigurationDescriptor->iConfiguration == m_ConfigurationDescriptors[ConfigurationDescriptor->iConfiguration].ConfigurationDescriptor->iConfiguration);
if (ConfigurationDescriptor)
{
//
// sanity checks
//
ASSERT(ConfigurationDescriptor->iConfiguration < m_DeviceDescriptor.bNumConfigurations);
ASSERT(ConfigurationDescriptor->iConfiguration == m_ConfigurationDescriptors[ConfigurationDescriptor->iConfiguration].ConfigurationDescriptor->iConfiguration);
//
// sanity check
//
ASSERT(ConfigurationDescriptor->bNumInterfaces <= m_ConfigurationDescriptors[ConfigurationDescriptor->iConfiguration].ConfigurationDescriptor->bNumInterfaces);
//
// sanity check
//
ASSERT(ConfigurationDescriptor->bNumInterfaces <= m_ConfigurationDescriptors[ConfigurationDescriptor->iConfiguration].ConfigurationDescriptor->bNumInterfaces);
//
// get configuration value
//
bConfigurationValue = ConfigurationDescriptor->bConfigurationValue;
}
//
// now build setup packet
//
RtlZeroMemory(&CtrlSetup, sizeof(USB_DEFAULT_PIPE_SETUP_PACKET));
CtrlSetup.bRequest = USB_REQUEST_SET_CONFIGURATION;
CtrlSetup.wValue.W = ConfigurationDescriptor->bConfigurationValue;
CtrlSetup.wValue.W = bConfigurationValue;
//
// select configuration
//
Status = CommitSetupPacket(&CtrlSetup, 0, 0, 0);
if (!ConfigurationDescriptor)
{
//
// unconfigure request
//
DPRINT1("CUsbDevice::SelectConfiguration Unconfigure Request Status %x\n", Status);
m_ConfigurationIndex = 0;
return Status;
}
//
// informal debug print
//