https://git.reactos.org/?p=reactos.git;a=commitdiff;h=a8414f665b00a75f488a2f51e3f375c889a8bd20
commit a8414f665b00a75f488a2f51e3f375c889a8bd20 Author: Thomas Faber <[email protected]> AuthorDate: Sun Feb 24 12:29:34 2019 +0100 Commit: Thomas Faber <[email protected]> CommitDate: Tue Feb 26 09:58:53 2019 +0100 [HDAUDBUS] Implement HDA_Unload. Stub HDA_Power and HDA_SystemControl. --- drivers/wdm/audio/hdaudbus/hdaudbus.cpp | 63 +++++++++++++++++++++++++++++++++ 1 file changed, 63 insertions(+) diff --git a/drivers/wdm/audio/hdaudbus/hdaudbus.cpp b/drivers/wdm/audio/hdaudbus/hdaudbus.cpp index 0202385a82..3e1ef9d526 100644 --- a/drivers/wdm/audio/hdaudbus/hdaudbus.cpp +++ b/drivers/wdm/audio/hdaudbus/hdaudbus.cpp @@ -8,7 +8,10 @@ #include "hdaudbus.h" DRIVER_DISPATCH HDA_Pnp; +DRIVER_DISPATCH HDA_SystemControl; +DRIVER_DISPATCH HDA_Power; DRIVER_ADD_DEVICE HDA_AddDevice; +DRIVER_UNLOAD HDA_Unload; extern "C" DRIVER_INITIALIZE DriverEntry; PVOID @@ -206,6 +209,55 @@ HDA_Pnp( } } +NTSTATUS +NTAPI +HDA_SystemControl( + _In_ PDEVICE_OBJECT DeviceObject, + _Inout_ PIRP Irp) +{ + NTSTATUS Status; + PHDA_FDO_DEVICE_EXTENSION FDODeviceExtension; + + FDODeviceExtension = static_cast<PHDA_FDO_DEVICE_EXTENSION>(DeviceObject->DeviceExtension); + + if (FDODeviceExtension->IsFDO) + { + IoSkipCurrentIrpStackLocation(Irp); + return IoCallDriver(FDODeviceExtension->LowerDevice, Irp); + } + else + { + Status = Irp->IoStatus.Status; + IoCompleteRequest(Irp, IO_NO_INCREMENT); + return Status; + } +} + +NTSTATUS +NTAPI +HDA_Power( + _In_ PDEVICE_OBJECT DeviceObject, + _Inout_ PIRP Irp) +{ + NTSTATUS Status; + PHDA_FDO_DEVICE_EXTENSION FDODeviceExtension; + + FDODeviceExtension = static_cast<PHDA_FDO_DEVICE_EXTENSION>(DeviceObject->DeviceExtension); + + if (FDODeviceExtension->IsFDO) + { + PoStartNextPowerIrp(Irp); + IoSkipCurrentIrpStackLocation(Irp); + return PoCallDriver(FDODeviceExtension->LowerDevice, Irp); + } + else + { + Status = Irp->IoStatus.Status; + PoStartNextPowerIrp(Irp); + IoCompleteRequest(Irp, IO_NO_INCREMENT); + return Status; + } +} NTSTATUS NTAPI @@ -238,6 +290,14 @@ HDA_AddDevice( return Status; } + +VOID +NTAPI +HDA_Unload( + _In_ PDRIVER_OBJECT DriverObject) +{ +} + extern "C" { NTSTATUS @@ -246,7 +306,10 @@ DriverEntry( _In_ PDRIVER_OBJECT DriverObject, _In_ PUNICODE_STRING RegistryPathName) { + DriverObject->DriverUnload = HDA_Unload; DriverObject->DriverExtension->AddDevice = HDA_AddDevice; + DriverObject->MajorFunction[IRP_MJ_POWER] = HDA_Power; + DriverObject->MajorFunction[IRP_MJ_SYSTEM_CONTROL] = HDA_SystemControl; DriverObject->MajorFunction[IRP_MJ_PNP] = HDA_Pnp; return STATUS_SUCCESS;
