IOReturn BrcmPatchRAM::setPowerState(unsigned long which, IOService *whom)
{
DebugLog("setPowerState: which = 0x%lx\n", which);
if (which == kMyOffPowerState)
{
// consider firmware no longer loaded
mDevice->removeProperty(kFirmwareLoaded);
// in the case the instance is shutting down, don't do anything
if (mFirmwareStore)
{
// unload native bluetooth driver
IOReturn result = gIOCatalogue->terminateDriversForModule(brcmBundleIdentifier, false);
if (result != kIOReturnSuccess)
AlwaysLog("[%04x:%04x]: failure terminating native Broadcom bluetooth (%08x)\n", mVendorId, mProductId, result);
else
DebugLog("[%04x:%04x]: success terminating native Broadcom bluetooth\n", mVendorId, mProductId);
// unpublish native bluetooth personality
removePersonality();
}
}
else if (which == kMyOnPowerState)
{
clock_get_uptime(&wake_time);
// start loading firmware for case probe is never called after wake
if (!mDevice->getProperty(kFirmwareLoaded))
mTimer->setTimeoutMS(400); // longest time seen in normal re-probe was ~200ms
}
return IOPMAckImplied;
}
IOReturn BrcmPatchRAM::setPowerState(unsigned long which, IOService *whom)
{
DebugLog("setPowerState: which = 0x%lx\n", which);
if (which == kMyOffPowerState)
{
// in the case the instance is shutting down, don't do anything
if (mFirmwareStore)
{
// unload native bluetooth driver
IOReturn result = gIOCatalogue->terminateDriversForModule(brcmBundleIdentifier, false);
if (result != kIOReturnSuccess)
AlwaysLog("[%04x:%04x]: failure terminating native Broadcom bluetooth (%08x)", mVendorId, mProductId, result);
else
DebugLog("[%04x:%04x]: success terminating native Broadcom bluetooth\n", mVendorId, mProductId);
// unpublish native bluetooth personality
removePersonality();
}
}
return IOPMAckImplied;
}
void BrcmPatchRAM::stop(IOService* provider)
{
#ifdef DEBUG
uint64_t stop_time, nano_secs;
clock_get_uptime(&stop_time);
absolutetime_to_nanoseconds(stop_time - wake_time, &nano_secs);
uint64_t milli_secs = nano_secs / 1000000;
AlwaysLog("Time since wake %llu.%llu seconds.\n", milli_secs / 1000, milli_secs % 1000);
#endif
DebugLog("stop\n");
#if 0
#ifndef TARGET_ELCAPITAN
//REVIEW: so kext can be unloaded with kextunload -p
// unload native bluetooth driver
IOReturn result = gIOCatalogue->terminateDriversForModule(brcmBundleIdentifier, false);
if (result != kIOReturnSuccess)
AlwaysLog("[%04x:%04x]: failure terminating native Broadcom bluetooth (%08x)\n", mVendorId, mProductId, result);
else
DebugLog("[%04x:%04x]: success terminating native Broadcom bluetooth\n", mVendorId, mProductId);
// unpublish native bluetooth personality
removePersonality();
#endif
#endif
mStopping = true;
// allow firmware load already started to finish
IOLockLock(mLoadFirmwareLock);
OSSafeReleaseNULL(mFirmwareStore);
IOWorkLoop* workLoop = getWorkLoop();
if (workLoop)
{
if (mTimer)
{
mTimer->cancelTimeout();
workLoop->removeEventSource(mTimer);
mTimer->release();
mTimer = NULL;
}
if (mWorkSource)
{
workLoop->removeEventSource(mWorkSource);
mWorkSource->release();
mWorkSource = NULL;
mWorkPending = 0;
}
}
PMstop();
if (mCompletionLock)
{
IOLockFree(mCompletionLock);
mCompletionLock = NULL;
}
#ifndef NON_RESIDENT
if (mWorkLock)
{
IOLockFree(mWorkLock);
mWorkLock = NULL;
}
IOLockUnlock(mLoadFirmwareLock);
#endif // #ifndef NON_RESIDENT
mDevice.setDevice(NULL);
mStopping = false;
super::stop(provider);
}
