reactos/drivers/usb/usbehci/usbehci.c

   1 /*
   2  * PROJECT:     ReactOS Universal Serial Bus Bulk Enhanced Host Controller Interface
   3  * LICENSE:     GPL - See COPYING in the top level directory
   4  * FILE:        drivers/usb/usbehci/usbehci.c
   5  * PURPOSE:     USB EHCI device driver.
   6  * PROGRAMMERS:
   7  *              Michael Martin (michael.martin@reactos.org)
   8  */
   9
  10 /* DEFINES *******************************************************************/
  11 #include "usbehci.h"
  12
  13 NTSTATUS NTAPI
  14 DispatchDeviceControl(PDEVICE_OBJECT DeviceObject, PIRP Irp)
  15 {
  16     DPRINT("DispatchDeviceControl\n");
  17     Irp->IoStatus.Information = 0;
  18     Irp->IoStatus.Status = STATUS_UNSUCCESSFUL;
  19
  20     IoCompleteRequest(Irp, IO_NO_INCREMENT);
  21     return STATUS_UNSUCCESSFUL;
  22 }
  23
  24 NTSTATUS NTAPI
  25 DispatchInternalDeviceControl(PDEVICE_OBJECT DeviceObject, PIRP Irp)
  26 {
  27     DPRINT("DispatchInternalDeviceControl\n");
  28     if (((PCOMMON_DEVICE_EXTENSION)DeviceObject->DeviceExtension)->IsFdo)
  29     {
  30         return FdoDispatchInternalDeviceControl(DeviceObject, Irp);
  31     }
  32     else
  33         return PdoDispatchInternalDeviceControl(DeviceObject, Irp);
  34 }
  35
  36 NTSTATUS NTAPI
  37 UsbEhciCleanup(PDEVICE_OBJECT DeviceObject, PIRP Irp)
  38 {
  39     DPRINT1("UsbEhciCleanup\n");
  40     Irp->IoStatus.Information = 0;
  41     Irp->IoStatus.Status = STATUS_SUCCESS;
  42
  43     IoCompleteRequest(Irp, IO_NO_INCREMENT);
  44     return STATUS_SUCCESS;
  45 }
  46
  47 NTSTATUS NTAPI
  48 UsbEhciCreate(PDEVICE_OBJECT DeviceObject, PIRP Irp)
  49 {
  50     DPRINT1("UsbEhciCreate\n");
  51     Irp->IoStatus.Information = 0;
  52     Irp->IoStatus.Status = STATUS_SUCCESS;
  53
  54     IoCompleteRequest(Irp, IO_NO_INCREMENT);
  55     return STATUS_SUCCESS;
  56 }
  57
  58 NTSTATUS NTAPI
  59 UsbEhciClose(PDEVICE_OBJECT DeviceObject, PIRP Irp)
  60 {
  61     DPRINT1("Close\n");
  62     Irp->IoStatus.Information = 0;
  63     Irp->IoStatus.Status = STATUS_SUCCESS;
  64
  65     IoCompleteRequest(Irp, IO_NO_INCREMENT);
  66     return STATUS_SUCCESS;
  67 }
  68
  69 VOID NTAPI
  70 DriverUnload(PDRIVER_OBJECT DriverObject)
  71 {
  72     DPRINT("Unloading Driver\n");
  73     /* FIXME: Clean up */
  74 }
  75
  76 NTSTATUS NTAPI
  77 DispatchPnp(PDEVICE_OBJECT DeviceObject, PIRP Irp)
  78 {
  79     if (((PCOMMON_DEVICE_EXTENSION)DeviceObject->DeviceExtension)->IsFdo)
  80         return FdoDispatchPnp(DeviceObject, Irp);
  81     else
  82         return PdoDispatchPnp(DeviceObject, Irp);
  83 }
  84
  85 NTSTATUS NTAPI
  86 DriverEntry(PDRIVER_OBJECT DriverObject, PUNICODE_STRING RegistryPath)
  87 {
  88     DPRINT1("Driver Entry %wZ!\n", RegistryPath);
  89
  90     DriverObject->DriverExtension->AddDevice = AddDevice;
  91     DriverObject->MajorFunction[IRP_MJ_CREATE] = UsbEhciCreate;
  92     DriverObject->MajorFunction[IRP_MJ_CLOSE] = UsbEhciClose;
  93     DriverObject->MajorFunction[IRP_MJ_CLEANUP] = UsbEhciCleanup;
  94     DriverObject->MajorFunction[IRP_MJ_DEVICE_CONTROL] = DispatchDeviceControl;
  95     DriverObject->MajorFunction[IRP_MJ_INTERNAL_DEVICE_CONTROL] = DispatchInternalDeviceControl;
  96     DriverObject->MajorFunction[IRP_MJ_PNP] = DispatchPnp;
  97
  98     DriverObject->DriverUnload = DriverUnload;
  99     DPRINT1("Driver entry done\n");
 100
 101     return STATUS_SUCCESS;
 102 }
 103