/*
* Copyright (c) 2001-2002 Apple Computer, Inc. All rights reserved.
*
- * @APPLE_LICENSE_OSREFERENCE_HEADER_START@
- *
- * This file contains Original Code and/or Modifications of Original Code
- * as defined in and that are subject to the Apple Public Source License
- * Version 2.0 (the 'License'). You may not use this file except in
- * compliance with the License. The rights granted to you under the
- * License may not be used to create, or enable the creation or
- * redistribution of, unlawful or unlicensed copies of an Apple operating
- * system, or to circumvent, violate, or enable the circumvention or
- * violation of, any terms of an Apple operating system software license
- * agreement.
+ * @APPLE_LICENSE_HEADER_START@
*
- * Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
- * file.
+ * The contents of this file constitute Original Code as defined in and
+ * are subject to the Apple Public Source License Version 1.1 (the
+ * "License"). You may not use this file except in compliance with the
+ * License. Please obtain a copy of the License at
+ * http://www.apple.com/publicsource and read it before using this file.
*
- * The Original Code and all software distributed under the License are
- * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- * Please see the License for the specific language governing rights and
- * limitations under the License.
+ * This Original Code and all software distributed under the License are
+ * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
+ * License for the specific language governing rights and limitations
+ * under the License.
*
- * @APPLE_LICENSE_OSREFERENCE_HEADER_END@
+ * @APPLE_LICENSE_HEADER_END@
*/
#include "IOPMWorkArbiter.h"
return true;
}
-/*************************************************************************/
-bool IOPMWorkArbiter::driverAckedOccurred(IOService *inTarget)
-{
- PMEventEntry *new_one = NULL;
-
- new_one = (PMEventEntry *)IOMalloc(sizeof(PMEventEntry));
- if(!new_one) return false;
-
- new_one->actionType = IOPMWorkArbiter::kDriverAcked;
- new_one->target = inTarget;
-
- // Change to queue
- IOLockLock(tmpLock);
- _enqueue((void **)&events, (void *)new_one, 0);
- IOLockUnlock(tmpLock);
- signalWorkAvailable();
-
- return true;
-}
-
-/*************************************************************************/
-bool IOPMWorkArbiter::allAckedOccurred(IOService *inTarget)
-{
- PMEventEntry *new_one = NULL;
-
- new_one = (PMEventEntry *)IOMalloc(sizeof(PMEventEntry));
- if(!new_one) return false;
-
- new_one->actionType = IOPMWorkArbiter::kAllAcked;
- new_one->target = inTarget;
-
- // Change to queue
- IOLockLock(tmpLock);
- _enqueue((void **)&events, (void *)new_one, 0);
- IOLockUnlock(tmpLock);
- signalWorkAvailable();
-
- return true;
-}
/*************************************************************************/
bool IOPMWorkArbiter::clamshellStateChangeOccurred(uint32_t messageValue)
new_one->actionType = IOPMWorkArbiter::kRootDomainClamshellChanged;
new_one->target = (IOService *)fRootDomain;
new_one->intArgument = messageValue;
+ new_one->target->retain();
IOLockLock(tmpLock);
_enqueue((void **)&events, (void *)new_one, 0);
}
-/*************************************************************************/
-void IOPMWorkArbiter::checkForWorkThreadFunc(void *refcon)
-{
- PMEventEntry *theNode = (PMEventEntry *)refcon;
- IOService *theTarget;
- UInt16 theAction;
-
- if(!theNode) return;
- theTarget = theNode->target;
- theAction = theNode->actionType;
- IOFree(theNode, sizeof(PMEventEntry));
- theNode = NULL;
-
- switch (theAction)
- {
- case kAllAcked:
- theTarget->all_acked_threaded();
- break;
-
- case kDriverAcked:
- theTarget->driver_acked_threaded();
- break;
- }
-
-}
-
-
/*************************************************************************/
// checkForWork() is called in a gated context
bool IOPMWorkArbiter::checkForWork()
IOLockUnlock(tmpLock);
theTarget = theNode->target;
theAction = theNode->actionType;
- IOFree((void *)theNode, sizeof(PMEventEntry));
switch (theAction)
{
- case kAllAcked:
- theTarget->all_acked_threaded();
- break;
-
- case kDriverAcked:
- theTarget->driver_acked_threaded();
- break;
-
case kRootDomainClamshellChanged:
theTarget->messageClients(
kIOPMMessageClamshellStateChange,
(void *)theNode->intArgument);
break;
}
+
+ if (theTarget)
+ theTarget->release();
+ IOFree((void *)theNode, sizeof(PMEventEntry));
}
else {
IOLockUnlock(tmpLock);
}
-/*************************************************************************/
-
-/*************************************************************************/
-
-/*************************************************************************/
-
-/*************************************************************************/
-/*
-#undef super
-#define super OSObject
-
-PMWorkerThread *PMWorkerThread::workerThread( IOPMWorkArbiter *inArbiter )
-{
- PMWorkerThread * inst;
-
- if( !(inst = new PMWorkerThread) )
- goto exit;
-
- if( !inst->init() )
- goto exit;
-
- inst->arbiter = inArbiter;
-
- if( !(IOCreateThread((IOThreadFunc) &PMWorkerThread::main, inst)) )
- goto exit;
-
- return inst;
-
-exit:
- if(inst)
- inst->release();
-
- return NULL;
-}
-
-void PMWorkerThread::free( void )
-{
- super::free();
-}
-
-void PMWorkerThread::main( PMWorkerThread * self )
-{
- PMWorkUnit *job;
- IOService *who;
-
- do {
- // Get a new job
-
- IOTakeLock( gJobsLock );
-
- if( !(job = (PMWorkUnit *) gJobs->copyNextJob()) )
- {
- IOUnlock( gJobsLock );
- semaphore_wait( gJobsSemaphore );
- IOTakeLock( gJobsLock );
-
- job = (PMWorkUnit *) gJobs->copyNextJob();
- }
-
- IOUnlock( gJobsLock );
-
- if(job)
- {
- who = job->who;
-
- // Do job
- switch(job->type)
- {
- case kMatchNubJob:
- if(who)
- who->doServiceMatch();
- break;
-
- default:
- break;
- }
- }
-
- } while( alive );
-
- self->release();
-}
-
-*/
projects / apple / xnu.git / blobdiff