IODisplayWrangler.h [plain text]
#ifndef _IOKIT_IODISPLAYWRANGLER_H
#define _IOKIT_IODISPLAYWRANGLER_H
#include <IOKit/IOService.h>
#define IOFRAMEBUFFER_PRIVATE
#include <IOKit/graphics/IOFramebuffer.h>
#include <IOKit/graphics/IODisplay.h>
class IODisplayWrangler : public IOService
{
OSDeclareDefaultStructors( IODisplayWrangler );
private:
bool fOpen;
UInt32 fMinutesToDim;
bool fDimCaptured;
bool fAnnoyed;
unsigned long fPendingPowerState;
AbsoluteTime fIdleUntil;
AbsoluteTime fAnnoyanceUntil;
AbsoluteTime fDimInterval;
AbsoluteTime fSettingsChanged;
AbsoluteTime fOffInterval[2];
AbsoluteTime fPowerStateChangeTime;
private:
virtual IOReturn setAggressiveness( unsigned long, unsigned long ) APPLE_KEXT_OVERRIDE;
virtual bool activityTickle( unsigned long, unsigned long ) APPLE_KEXT_OVERRIDE;
virtual IOReturn setPowerState( unsigned long powerStateOrdinal, IOService* whatDevice ) APPLE_KEXT_OVERRIDE;
virtual unsigned long initialPowerStateForDomainState( IOPMPowerFlags domainState ) APPLE_KEXT_OVERRIDE;
public:
virtual bool start(IOService * provider) APPLE_KEXT_OVERRIDE;
virtual SInt32 nextIdleTimeout(AbsoluteTime currentTime,
AbsoluteTime lastActivity, unsigned int powerState) APPLE_KEXT_OVERRIDE;
public:
virtual OSObject * copyProperty( const char * aKey) const APPLE_KEXT_OVERRIDE;
virtual IOReturn setProperties( OSObject * properties ) APPLE_KEXT_OVERRIDE;
private:
virtual void initForPM( void );
virtual IODisplayConnect * getDisplayConnect(
IOFramebuffer * fb, IOIndex connect );
virtual IOReturn getConnectFlagsForDisplayMode(
IODisplayConnect * connect,
IODisplayModeID mode, UInt32 * flags );
public:
static bool serverStart(void);
static bool makeDisplayConnects( IOFramebuffer * fb );
static void destroyDisplayConnects( IOFramebuffer * fb );
static void activityChange( IOFramebuffer * fb );
static unsigned long getDisplaysPowerState(void);
static IOReturn getFlagsForDisplayMode(
IOFramebuffer * fb,
IODisplayModeID mode, UInt32 * flags );
void forceIdleImpl();
static void forceIdle();
};
void IODisplayUpdateNVRAM( IOService * entry, OSData * property );
#endif