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ntoskrnl.exe: Send PnP and Power IRPs to plug and play devices.

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Signed-off-by: Aric Stewart <aric@codeweavers.com>
Signed-off-by: Sebastian Lackner <sebastian@fds-team.de>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Aric Stewart 2016-09-15 06:58:21 -05:00 committed by Alexandre Julliard
parent 49a65a3bd7
commit d39d1464f3
1 changed files with 44 additions and 0 deletions
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44
dlls/ntoskrnl.exe/ntoskrnl.c
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@ -2927,6 +2927,44 @@ static BOOL get_driver_for_id( const WCHAR *id, WCHAR *driver )
}
static NTSTATUS send_pnp_irp( DEVICE_OBJECT *device, UCHAR minor )
{
IO_STACK_LOCATION *irpsp;
IO_STATUS_BLOCK irp_status;
IRP *irp;
if (!(irp = IoBuildSynchronousFsdRequest( IRP_MJ_PNP, device, NULL, 0, NULL, NULL, &irp_status )))
return STATUS_NO_MEMORY;
irpsp = IoGetNextIrpStackLocation( irp );
irpsp->MinorFunction = minor;
irpsp->Parameters.StartDevice.AllocatedResources = NULL;
irpsp->Parameters.StartDevice.AllocatedResourcesTranslated = NULL;
return send_device_irp( device, irp, NULL );
}
static NTSTATUS send_power_irp( DEVICE_OBJECT *device, DEVICE_POWER_STATE power )
{
IO_STATUS_BLOCK irp_status;
IO_STACK_LOCATION *irpsp;
IRP *irp;
if (!(irp = IoBuildSynchronousFsdRequest( IRP_MJ_POWER, device, NULL, 0, NULL, NULL, &irp_status )))
return STATUS_NO_MEMORY;
irpsp = IoGetNextIrpStackLocation( irp );
irpsp->MinorFunction = IRP_MN_SET_POWER;
irpsp->Parameters.Power.Type = DevicePowerState;
irpsp->Parameters.Power.State.DeviceState = power;
return send_device_irp( device, irp, NULL );
}
static void handle_bus_relations( DEVICE_OBJECT *device )
{
static const WCHAR driverW[] = {'\\','D','r','i','v','e','r','\\',0};
@ -2990,7 +3028,13 @@ static void handle_bus_relations( DEVICE_OBJECT *device )
ObDereferenceObject( driver_obj );
if (status != STATUS_SUCCESS)
{
ERR_(plugplay)( "AddDevice failed for driver %s\n", debugstr_w(driver) );
return;
}
send_pnp_irp( device, IRP_MN_START_DEVICE );
send_power_irp( device, PowerDeviceD0 );
}