Intravision/reactos
1
0
Fork 0
mirror of https://github.com/reactos/reactos.git synced 2024-12-29 02:25:17 +00:00
Code Issues Projects Releases Packages Wiki Activity

[NTOS:PO]

Browse source 
- Send power IRPs to the top of the device stack instead of the PDO
CORE-10110 #resolve

svn path=/trunk/; revision=72017
This commit is contained in:
Thomas Faber 2016-07-27 11:15:52 +00:00
parent 7bd6365632
commit cb6e26b3db
1 changed files with 16 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

18
reactos/ntoskrnl/po/power.c
View file

@ -153,6 +153,7 @@ PopQuerySystemPowerStateTraverse(PDEVICE_NODE DeviceNode,
PVOID Context)
{
PPOWER_STATE_TRAVERSE_CONTEXT PowerStateContext = Context;
PDEVICE_OBJECT TopDeviceObject;
NTSTATUS Status;
DPRINT("PopQuerySystemPowerStateTraverse(%p, %p)\n", DeviceNode, Context);
@ -163,13 +164,16 @@ PopQuerySystemPowerStateTraverse(PDEVICE_NODE DeviceNode,
if (DeviceNode->Flags & DNF_LEGACY_DRIVER)
return STATUS_SUCCESS;
Status = PopSendQuerySystemPowerState(DeviceNode->PhysicalDeviceObject,
TopDeviceObject = IoGetAttachedDeviceReference(DeviceNode->PhysicalDeviceObject);
Status = PopSendQuerySystemPowerState(TopDeviceObject,
PowerStateContext->SystemPowerState,
PowerStateContext->PowerAction);
if (!NT_SUCCESS(Status))
{
DPRINT1("Device '%wZ' failed IRP_MN_QUERY_POWER\n", &DeviceNode->InstancePath);
}
ObDereferenceObject(TopDeviceObject);
#if 0
return Status;
@ -183,6 +187,7 @@ PopSetSystemPowerStateTraverse(PDEVICE_NODE DeviceNode,
PVOID Context)
{
PPOWER_STATE_TRAVERSE_CONTEXT PowerStateContext = Context;
PDEVICE_OBJECT TopDeviceObject;
NTSTATUS Status;
DPRINT("PopSetSystemPowerStateTraverse(%p, %p)\n", DeviceNode, Context);
@ -196,7 +201,14 @@ PopSetSystemPowerStateTraverse(PDEVICE_NODE DeviceNode,
if (DeviceNode->Flags & DNF_LEGACY_DRIVER)
return STATUS_SUCCESS;
Status = PopSendSetSystemPowerState(DeviceNode->PhysicalDeviceObject,
TopDeviceObject = IoGetAttachedDeviceReference(DeviceNode->PhysicalDeviceObject);
if (TopDeviceObject == PowerStateContext->PowerDevice)
{
ObDereferenceObject(TopDeviceObject);
return STATUS_SUCCESS;
}
Status = PopSendSetSystemPowerState(TopDeviceObject,
PowerStateContext->SystemPowerState,
PowerStateContext->PowerAction);
if (!NT_SUCCESS(Status))
@ -204,6 +216,8 @@ PopSetSystemPowerStateTraverse(PDEVICE_NODE DeviceNode,
DPRINT1("Device '%wZ' failed IRP_MN_SET_POWER\n", &DeviceNode->InstancePath);
}
ObDereferenceObject(TopDeviceObject);
#if 0
return Status;
#else