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;
IOLock * fMatchingLock;
OSSet * fFramebuffers;
OSSet * fDisplays;
UInt32 fMinutesToDim;
bool fDimCaptured;
bool fAnnoyed;
unsigned long fPendingPowerState;
AbsoluteTime fIdleUntil;
AbsoluteTime fAnnoyanceUntil;
AbsoluteTime fDimInterval;
AbsoluteTime fSettingsChanged;
AbsoluteTime fOffInterval[2];
AbsoluteTime fPowerStateChangeTime;
private:
virtual void initForPM( void );
virtual IOReturn setAggressiveness( unsigned long, unsigned long );
virtual bool activityTickle( unsigned long, unsigned long );
virtual IOReturn setPowerState( unsigned long powerStateOrdinal, IOService* whatDevice );
virtual unsigned long initialPowerStateForDomainState( IOPMPowerFlags domainState );
static bool _displayHandler( void * target, void * ref,
IOService * newService, IONotifier * notifier );
static bool _displayConnectHandler( void * target, void * ref,
IOService * newService, IONotifier * notifier );
virtual bool displayHandler( OSSet * set, IODisplay * newDisplay);
virtual bool displayConnectHandler( void * ref, IODisplayConnect * connect);
virtual IODisplayConnect * getDisplayConnect(
IOFramebuffer * fb, IOIndex connect );
virtual IOReturn getConnectFlagsForDisplayMode(
IODisplayConnect * connect,
IODisplayModeID mode, UInt32 * flags );
public:
static bool serverStart(void);
virtual bool start(IOService * provider);
static bool makeDisplayConnects( IOFramebuffer * fb );
static void destroyDisplayConnects( IOFramebuffer * fb );
static void activityChange( IOFramebuffer * fb );
static unsigned long getDisplaysPowerState(void);
virtual OSObject * copyProperty( const char * aKey) const;
static IOReturn getFlagsForDisplayMode(
IOFramebuffer * fb,
IODisplayModeID mode, UInt32 * flags );
virtual SInt32 nextIdleTimeout(AbsoluteTime currentTime,
AbsoluteTime lastActivity, unsigned int powerState);
public:
virtual IOReturn setProperties( OSObject * properties );
};
void IODisplayUpdateNVRAM( IOService * entry, OSData * property );
#endif