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729 lines
13 KiB
729 lines
13 KiB
/*++
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Copyright (c) 1997-2000 Microsoft Corporation All Rights Reserved
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Module Name:
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common.cpp
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Abstract:
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Implementation of the AdapterCommon class.
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--*/
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#include <msvad.h>
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#include "common.h"
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#include "hw.h"
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#include "savedata.h"
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//-----------------------------------------------------------------------------
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// Externals
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//-----------------------------------------------------------------------------
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PSAVEWORKER_PARAM CSaveData::m_pWorkItems = NULL;
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PDEVICE_OBJECT CSaveData::m_pDeviceObject = NULL;
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//=============================================================================
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// Classes
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//=============================================================================
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///////////////////////////////////////////////////////////////////////////////
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// CAdapterCommon
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//
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class CAdapterCommon :
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public IAdapterCommon,
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public IAdapterPowerManagement,
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public CUnknown
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{
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private:
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PPORTWAVECYCLIC m_pPortWave; // Port interface
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PSERVICEGROUP m_pServiceGroupWave;
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PDEVICE_OBJECT m_pDeviceObject;
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DEVICE_POWER_STATE m_PowerState;
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PCMSVADHW m_pHW; // Virtual MSVAD HW object
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public:
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//=====================================================================
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// Default CUnknown
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DECLARE_STD_UNKNOWN();
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DEFINE_STD_CONSTRUCTOR(CAdapterCommon);
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~CAdapterCommon();
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//=====================================================================
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// Default IAdapterPowerManagement
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IMP_IAdapterPowerManagement;
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//=====================================================================
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// IAdapterCommon methods
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STDMETHODIMP_(NTSTATUS) Init
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(
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IN PDEVICE_OBJECT DeviceObject
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);
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STDMETHODIMP_(PDEVICE_OBJECT) GetDeviceObject(void);
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STDMETHODIMP_(PUNKNOWN *) WavePortDriverDest(void);
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STDMETHODIMP_(void) SetWaveServiceGroup
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(
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IN PSERVICEGROUP ServiceGroup
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);
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STDMETHODIMP_(BOOL) MixerMuteRead
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(
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IN ULONG Index
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);
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STDMETHODIMP_(void) MixerMuteWrite
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(
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IN ULONG Index,
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IN BOOL Value
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);
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STDMETHODIMP_(ULONG) MixerMuxRead(void);
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STDMETHODIMP_(void) MixerMuxWrite
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(
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IN ULONG Index
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);
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STDMETHODIMP_(void) MixerReset(void);
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STDMETHODIMP_(LONG) MixerVolumeRead
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(
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IN ULONG Index,
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IN LONG Channel
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);
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STDMETHODIMP_(void) MixerVolumeWrite
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(
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IN ULONG Index,
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IN LONG Channel,
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IN LONG Value
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);
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//=====================================================================
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// friends
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friend NTSTATUS NewAdapterCommon
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(
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OUT PADAPTERCOMMON * OutAdapterCommon,
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IN PRESOURCELIST ResourceList
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);
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};
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//-----------------------------------------------------------------------------
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// Functions
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//-----------------------------------------------------------------------------
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//=============================================================================
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#pragma code_seg("PAGE")
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NTSTATUS
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NewAdapterCommon
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(
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OUT PUNKNOWN * Unknown,
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IN REFCLSID,
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IN PUNKNOWN UnknownOuter OPTIONAL,
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IN POOL_TYPE PoolType
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)
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/*++
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Routine Description:
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Creates a new CAdapterCommon
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Arguments:
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Unknown -
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UnknownOuter -
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PoolType
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Return Value:
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NT status code.
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--*/
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{
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PAGED_CODE();
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ASSERT(Unknown);
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STD_CREATE_BODY_
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(
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CAdapterCommon,
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Unknown,
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UnknownOuter,
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PoolType,
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PADAPTERCOMMON
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);
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} // NewAdapterCommon
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//=============================================================================
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CAdapterCommon::~CAdapterCommon
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(
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void
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)
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/*++
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Routine Description:
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Destructor for CAdapterCommon.
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Arguments:
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Return Value:
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void
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--*/
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{
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PAGED_CODE();
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DPF_ENTER(("[CAdapterCommon::~CAdapterCommon]"));
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if (m_pHW)
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{
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delete m_pHW;
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}
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CSaveData::DestroyWorkItems();
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if (m_pPortWave)
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{
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m_pPortWave->Release();
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}
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if (m_pServiceGroupWave)
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{
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m_pServiceGroupWave->Release();
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}
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} // ~CAdapterCommon
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//=============================================================================
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STDMETHODIMP_(PDEVICE_OBJECT)
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CAdapterCommon::GetDeviceObject
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(
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void
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)
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/*++
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Routine Description:
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Returns the deviceobject
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Arguments:
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Return Value:
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PDEVICE_OBJECT
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--*/
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{
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PAGED_CODE();
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return m_pDeviceObject;
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} // GetDeviceObject
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//=============================================================================
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NTSTATUS
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CAdapterCommon::Init
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(
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IN PDEVICE_OBJECT DeviceObject
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)
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/*++
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Routine Description:
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Initialize adapter common object.
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Arguments:
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DeviceObject - pointer to the device object
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Return Value:
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NT status code.
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--*/
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{
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PAGED_CODE();
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ASSERT(DeviceObject);
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NTSTATUS ntStatus = STATUS_SUCCESS;
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DPF_ENTER(("[CAdapterCommon::Init]"));
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m_pDeviceObject = DeviceObject;
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m_PowerState = PowerDeviceD0;
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// Initialize HW.
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//
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m_pHW = new (NonPagedPool, MSVAD_POOLTAG) CMSVADHW;
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if (!m_pHW)
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{
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DPF(D_TERSE, ("Insufficient memory for MSVAD HW"));
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ntStatus = STATUS_INSUFFICIENT_RESOURCES;
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}
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else
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{
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m_pHW->MixerReset();
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}
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// Initialize the work items for saving data to disk.
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//
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if (NT_SUCCESS(ntStatus))
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{
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ntStatus = CSaveData::InitializeWorkItems(DeviceObject);
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}
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return ntStatus;
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} // Init
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//=============================================================================
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STDMETHODIMP_(void)
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CAdapterCommon::MixerReset
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(
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void
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)
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/*++
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Routine Description:
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Reset mixer registers from registry.
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Arguments:
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Return Value:
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void
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--*/
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{
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PAGED_CODE();
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if (m_pHW)
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{
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m_pHW->MixerReset();
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}
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} // MixerReset
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//=============================================================================
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STDMETHODIMP
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CAdapterCommon::NonDelegatingQueryInterface
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(
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REFIID Interface,
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PVOID * Object
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)
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/*++
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Routine Description:
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QueryInterface routine for AdapterCommon
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Arguments:
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Interface -
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Object -
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Return Value:
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NT status code.
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--*/
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{
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PAGED_CODE();
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ASSERT(Object);
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if (IsEqualGUIDAligned(Interface, IID_IUnknown))
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{
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*Object = PVOID(PUNKNOWN(PADAPTERCOMMON(this)));
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}
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else if (IsEqualGUIDAligned(Interface, IID_IAdapterCommon))
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{
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*Object = PVOID(PADAPTERCOMMON(this));
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}
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else if (IsEqualGUIDAligned(Interface, IID_IAdapterPowerManagement))
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{
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*Object = PVOID(PADAPTERPOWERMANAGEMENT(this));
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}
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else
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{
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*Object = NULL;
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}
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if (*Object)
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{
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PUNKNOWN(*Object)->AddRef();
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return STATUS_SUCCESS;
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}
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return STATUS_INVALID_PARAMETER;
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} // NonDelegatingQueryInterface
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//=============================================================================
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STDMETHODIMP_(void)
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CAdapterCommon::SetWaveServiceGroup
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(
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IN PSERVICEGROUP ServiceGroup
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)
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/*++
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Routine Description:
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Arguments:
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Return Value:
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NT status code.
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--*/
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{
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PAGED_CODE();
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DPF_ENTER(("[CAdapterCommon::SetWaveServiceGroup]"));
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if (m_pServiceGroupWave)
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{
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m_pServiceGroupWave->Release();
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}
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m_pServiceGroupWave = ServiceGroup;
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if (m_pServiceGroupWave)
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{
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m_pServiceGroupWave->AddRef();
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}
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} // SetWaveServiceGroup
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//=============================================================================
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STDMETHODIMP_(PUNKNOWN *)
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CAdapterCommon::WavePortDriverDest
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(
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void
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)
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/*++
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Routine Description:
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Returns the wave port.
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Arguments:
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Return Value:
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PUNKNOWN : pointer to waveport
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--*/
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{
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PAGED_CODE();
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return (PUNKNOWN *)&m_pPortWave;
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} // WavePortDriverDest
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#pragma code_seg()
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//=============================================================================
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STDMETHODIMP_(BOOL)
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CAdapterCommon::MixerMuteRead
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(
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IN ULONG Index
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)
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/*++
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Routine Description:
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Store the new value in mixer register array.
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Arguments:
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Index - node id
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Return Value:
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BOOL - mixer mute setting for this node
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--*/
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{
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if (m_pHW)
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{
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return m_pHW->GetMixerMute(Index);
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}
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return 0;
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} // MixerMuteRead
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//=============================================================================
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STDMETHODIMP_(void)
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CAdapterCommon::MixerMuteWrite
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(
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IN ULONG Index,
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IN BOOL Value
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)
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/*++
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Routine Description:
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Store the new value in mixer register array.
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Arguments:
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Index - node id
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Value - new mute settings
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Return Value:
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NT status code.
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--*/
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{
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if (m_pHW)
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{
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m_pHW->SetMixerMute(Index, Value);
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}
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} // MixerMuteWrite
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//=============================================================================
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STDMETHODIMP_(ULONG)
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CAdapterCommon::MixerMuxRead()
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/*++
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Routine Description:
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Return the mux selection
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Arguments:
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Index - node id
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Value - new mute settings
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Return Value:
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NT status code.
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--*/
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{
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if (m_pHW)
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{
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return m_pHW->GetMixerMux();
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}
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return 0;
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} // MixerMuxRead
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//=============================================================================
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STDMETHODIMP_(void)
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CAdapterCommon::MixerMuxWrite
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(
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IN ULONG Index
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)
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/*++
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Routine Description:
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Store the new mux selection
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Arguments:
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Index - node id
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Value - new mute settings
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Return Value:
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NT status code.
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--*/
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{
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if (m_pHW)
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{
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m_pHW->SetMixerMux(Index);
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}
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} // MixerMuxWrite
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//=============================================================================
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STDMETHODIMP_(LONG)
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CAdapterCommon::MixerVolumeRead
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(
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IN ULONG Index,
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IN LONG Channel
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)
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/*++
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Routine Description:
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Return the value in mixer register array.
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Arguments:
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Index - node id
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Channel = which channel
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Return Value:
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Byte - mixer volume settings for this line
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--*/
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{
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if (m_pHW)
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{
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return m_pHW->GetMixerVolume(Index, Channel);
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}
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return 0;
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} // MixerVolumeRead
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//=============================================================================
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STDMETHODIMP_(void)
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CAdapterCommon::MixerVolumeWrite
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(
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IN ULONG Index,
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IN LONG Channel,
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IN LONG Value
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)
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/*++
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Routine Description:
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Store the new value in mixer register array.
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Arguments:
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Index - node id
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Channel - which channel
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Value - new volume level
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Return Value:
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void
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--*/
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{
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if (m_pHW)
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{
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m_pHW->SetMixerVolume(Index, Channel, Value);
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}
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} // MixerVolumeWrite
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//=============================================================================
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STDMETHODIMP_(void)
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CAdapterCommon::PowerChangeState
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(
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IN POWER_STATE NewState
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)
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/*++
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Routine Description:
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Arguments:
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NewState - The requested, new power state for the device.
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Return Value:
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void
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--*/
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{
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UINT i;
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DPF_ENTER(("[CAdapterCommon::PowerChangeState]"));
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// is this actually a state change??
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//
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if (NewState.DeviceState != m_PowerState)
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{
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// switch on new state
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//
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switch (NewState.DeviceState)
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{
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case PowerDeviceD0:
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case PowerDeviceD1:
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case PowerDeviceD2:
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case PowerDeviceD3:
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m_PowerState = NewState.DeviceState;
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DPF
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(
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D_VERBOSE,
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("Entering D%d", ULONG(m_PowerState) - ULONG(PowerDeviceD0))
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);
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break;
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default:
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DPF(D_VERBOSE, ("Unknown Device Power State"));
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break;
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}
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}
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} // PowerStateChange
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//=============================================================================
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STDMETHODIMP_(NTSTATUS)
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CAdapterCommon::QueryDeviceCapabilities
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(
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IN PDEVICE_CAPABILITIES PowerDeviceCaps
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)
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/*++
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Routine Description:
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Called at startup to get the caps for the device. This structure provides
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the system with the mappings between system power state and device power
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state. This typically will not need modification by the driver.
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Arguments:
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PowerDeviceCaps - The device's capabilities.
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Return Value:
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NT status code.
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--*/
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{
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DPF_ENTER(("[CAdapterCommon::QueryDeviceCapabilities]"));
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return (STATUS_SUCCESS);
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} // QueryDeviceCapabilities
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//=============================================================================
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STDMETHODIMP_(NTSTATUS)
|
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CAdapterCommon::QueryPowerChangeState
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(
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IN POWER_STATE NewStateQuery
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)
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/*++
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Routine Description:
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Query to see if the device can change to this power state
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Arguments:
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NewStateQuery - The requested, new power state for the device
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Return Value:
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NT status code.
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--*/
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{
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DPF_ENTER(("[CAdapterCommon::QueryPowerChangeState]"));
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return STATUS_SUCCESS;
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} // QueryPowerChangeState
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