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/*++
Copyright (c) Microsoft Corporation All Rights Reserved
Module Name:
FMtopo.h
Abstract:
Declaration of topology miniport for the fm endpoint.
--*/
#ifndef _SYSVAD_FMTOPO_H_
#define _SYSVAD_FMTOPO_H_
#include "basetopo.h"
// make sure all of these names matches with KSNAME_* in the inf's [Strings] section
#define SPEAKER_TOPONAME L"TopologySpeaker"
#define SPEAKER_HEADSET_TOPONAME L"TopologySpeakerHeadset"
// Special routing endpoint
#define HOSTRENDER_TOPONAME L"HostRender"
#define HOSTRENDER_PIN 0
// FM Volume Stepping information
#define FMRX_VOLUME_MAXIMUM 0 // 0 dB
#define FMRX_VOLUME_MINIMUM (-96 * 0x10000) // -96 dB
#define FMRX_VOLUME_STEPPING (0x8000) // 0.5 dB steps
//=============================================================================
// Defines
//=============================================================================
// {949F42F1-A5F5-4FBD-B4BB-C543ACC24AE0}
DEFINE_GUID(IID_IFmTopology,
0x949f42f1, 0xa5f5, 0x4fbd, 0xb4, 0xbb, 0xc5, 0x43, 0xac, 0xc2, 0x4a, 0xe0);
//=============================================================================
// Interfaces
//=============================================================================
///////////////////////////////////////////////////////////////////////////////
// IFmTopology
//
DECLARE_INTERFACE_(IFmTopology, IMiniportTopology)
{
STDMETHOD_(NTSTATUS, UpdateTopologyJackState)
(
THIS_
_In_ BOOL NewState
) PURE;
};
typedef IFmTopology *PFMTOPOLOGY;
//=============================================================================
// Classes
//=============================================================================
///////////////////////////////////////////////////////////////////////////////
// CFmMiniportTopology
//
class CFmMiniportTopology :
public CMiniportTopologySYSVAD,
public IFmTopology,
public CUnknown
{
private:
KSTOPOLOGY_ENDPOINTID m_FmRxTargetEndpoint;
KSTOPOLOGY_ENDPOINTID m_FmRxAntennaEndpoint;
ULONG m_FmRxVolume;
public:
DECLARE_STD_UNKNOWN();
CFmMiniportTopology
(
_In_opt_ PUNKNOWN UnknownOuter,
_In_ PCFILTER_DESCRIPTOR *FilterDesc,
_In_ USHORT DeviceMaxChannels
);
~CFmMiniportTopology();
IMP_IMiniportTopology;
NTSTATUS PropertyHandlerJackSinkInfo
(
_In_ PPCPROPERTY_REQUEST PropertyRequest
);
NTSTATUS PropertyHandlerJackDescription
(
_In_ PPCPROPERTY_REQUEST PropertyRequest
);
NTSTATUS PropertyHandlerJackDescription2
(
_In_ PPCPROPERTY_REQUEST PropertyRequest
);
NTSTATUS PropertyHandlerFmRxEndpointId
(
_In_ PPCPROPERTY_REQUEST PropertyRequest
);
NTSTATUS PropertyHandlerFmRxVolume
(
_In_ PPCPROPERTY_REQUEST PropertyRequest
);
NTSTATUS PropertyHandlerFmRxAntennaEndpointId
(
_In_ PPCPROPERTY_REQUEST PropertyRequest
);
NTSTATUS EventHandler_JackState
(
_In_ PPCEVENT_REQUEST _pEventRequest
);
STDMETHODIMP_(NTSTATUS) UpdateTopologyJackState
(
_In_ BOOL NewState
);
};
typedef CFmMiniportTopology *PCFmMiniportTopology;
NTSTATUS
CreateFmMiniportTopology(
_Out_ PUNKNOWN * Unknown,
_In_ REFCLSID,
_In_opt_ PUNKNOWN UnknownOuter,
_When_((PoolType & NonPagedPoolMustSucceed) != 0,
__drv_reportError("Must succeed pool allocations are forbidden. "
"Allocation failures cause a system crash"))
_In_ POOL_TYPE PoolType,
_In_ PUNKNOWN UnknownAdapter,
_In_opt_ PVOID DeviceContext,
_In_ PENDPOINT_MINIPAIR MiniportPair
);
NTSTATUS PropertyHandler_FmRxTopoFilter(_In_ PPCPROPERTY_REQUEST PropertyRequest);
#endif // _SYSVAD_FMTOPO_H_
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