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Diffstat (limited to 'pofx/WDF/Driver/MultiComp/driver/WdfMultiComp.h')
| -rw-r--r-- | pofx/WDF/Driver/MultiComp/driver/WdfMultiComp.h | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/pofx/WDF/Driver/MultiComp/driver/WdfMultiComp.h b/pofx/WDF/Driver/MultiComp/driver/WdfMultiComp.h new file mode 100644 index 00000000..0d56edc8 --- /dev/null +++ b/pofx/WDF/Driver/MultiComp/driver/WdfMultiComp.h @@ -0,0 +1,114 @@ +/*++ + +Copyright (c) Microsoft Corporation. All rights reserved. + + THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY + KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR + PURPOSE. + +Module Name: + + WdfMultiComp.h + +Abstract: + Header file for the KMDF sample driver for a multi-component device. + +Environment: + + Kernel mode + +--*/ + +#if !defined(_WDFMULTICOMP_H_) +#define _WDFMULTICOMP_H_ + + +#include <ntddk.h> +#include <wdf.h> +#include "AppInterface.h" +#include "WdfPoFx.h" + +// +// Some dummy values +// +#define TRANSITION_LATENCY_F1 WDF_ABS_TIMEOUT_IN_MS(5) // 5 milliseconds +#define RESIDENCY_REQUIREMENT_F1 WDF_ABS_TIMEOUT_IN_MS(50) // 50 milliseconds + +// +// This structure contains the driver's power framework settings +// +typedef struct _PO_FX_DEVICE_MCOMP_EXT { + PO_FX_DEVICE PoFxDevice; + PO_FX_COMPONENT AdditionalComponents[COMPONENT_COUNT-1]; +} PO_FX_DEVICE_MCOMP_EXT, *PPO_FX_DEVICE_MCOMP_EXT; + +// +// This structure represents the driver's device context space +// +typedef struct _DEVICE_EXTENSION { + // + // Array of component queues + // + WDFQUEUE Queue[COMPONENT_COUNT]; + + // + // POHANDLE representing the device's registration with the power framework + // + POHANDLE PoHandle; + +} DEVICE_EXTENSION, *PDEVICE_EXTENSION; + +WDF_DECLARE_CONTEXT_TYPE_WITH_NAME(DEVICE_EXTENSION, DeviceGetData) + +// +// Driver's KMDF callbacks +// +DRIVER_INITIALIZE DriverEntry; +EVT_WDF_OBJECT_CONTEXT_CLEANUP MCompEvtDriverCleanup; +EVT_WDF_DRIVER_DEVICE_ADD MCompEvtDeviceAdd; +EVT_WDF_IO_QUEUE_IO_DEVICE_CONTROL MCompEvtIoDeviceControlPrimary; +EVT_WDF_IO_QUEUE_IO_DEVICE_CONTROL MCompEvtIoDeviceControlSecondary; +EVT_WDF_DEVICE_D0_ENTRY MCompEvtDeviceD0Entry; +EVT_WDF_DEVICE_D0_EXIT MCompEvtDeviceD0Exit; + +// +// Driver's power framework callbacks +// +PO_FX_COMPONENT_IDLE_STATE_CALLBACK MCompComponentIdleStateCallback; + +// +// Driver's power framework helper callbacks +// +PFH_CALLBACK_POHANDLE_AVAILABLE MCompPoHandleAvailable; +PFH_CALLBACK_POHANDLE_UNAVAILABLE MCompPoHandleUnavailable; + +// +// Define the tracing flags. +// +// TODO: Use a different trace control GUID below +// +#define WPP_CONTROL_GUIDS \ + WPP_DEFINE_CONTROL_GUID( \ + WdfMCompTraceControl, (C3061C7C,5719,4700,BD4D,A12B40347632), \ + WPP_DEFINE_BIT(WDFMCOMP_ALL_INFO) \ + ) + +#define WPP_FLAG_LEVEL_LOGGER(flag, level) \ + WPP_LEVEL_LOGGER(flag) + +#define WPP_FLAG_LEVEL_ENABLED(flag, level) \ + (WPP_LEVEL_ENABLED(flag) && \ + WPP_CONTROL(WPP_BIT_ ## flag).Level >= level) + +// +// This comment block is scanned by the trace preprocessor to define our +// Trace function. +// +// begin_wpp config +// FUNC Trace{FLAG=WDFMCOMP_ALL_INFO}(LEVEL, MSG, ...); +// end_wpp +// + + +#endif // _WDFMULTICOMP_H_ |