diff options
Diffstat (limited to 'services/surfaceflinger/DisplayHardware/PowerHAL.cpp')
| -rw-r--r-- | services/surfaceflinger/DisplayHardware/PowerHAL.cpp | 40 |
1 files changed, 16 insertions, 24 deletions
diff --git a/services/surfaceflinger/DisplayHardware/PowerHAL.cpp b/services/surfaceflinger/DisplayHardware/PowerHAL.cpp index e41fbbc..bd50b4a 100644 --- a/services/surfaceflinger/DisplayHardware/PowerHAL.cpp +++ b/services/surfaceflinger/DisplayHardware/PowerHAL.cpp @@ -20,38 +20,30 @@ #include <cutils/log.h> #include <utils/Errors.h> +#include <binder/IServiceManager.h> +#include <powermanager/IPowerManager.h> +#include <powermanager/PowerManager.h> + #include "PowerHAL.h" namespace android { // --------------------------------------------------------------------------- -PowerHAL::PowerHAL() : mPowerModule(0), mVSyncHintEnabled(false) { - int err = hw_get_module(POWER_HARDWARE_MODULE_ID, - (const hw_module_t **)&mPowerModule); - ALOGW_IF(err, "%s module not found", POWER_HARDWARE_MODULE_ID); -} - -PowerHAL::~PowerHAL() { -} - -status_t PowerHAL::initCheck() const { - return mPowerModule ? NO_ERROR : NO_INIT; -} - status_t PowerHAL::vsyncHint(bool enabled) { - if (!mPowerModule) { - return NO_INIT; - } - if (mPowerModule->common.module_api_version >= POWER_MODULE_API_VERSION_0_2) { - if (mPowerModule->powerHint) { - if (mVSyncHintEnabled != bool(enabled)) { - mPowerModule->powerHint(mPowerModule, - POWER_HINT_VSYNC, (void*)enabled); - mVSyncHintEnabled = bool(enabled); - } + Mutex::Autolock _l(mlock); + if (mPowerManager == NULL) { + const String16 serviceName("power"); + sp<IBinder> bs = defaultServiceManager()->checkService(serviceName); + if (bs == NULL) { + return NAME_NOT_FOUND; } + mPowerManager = interface_cast<IPowerManager>(bs); + } + status_t status = mPowerManager->powerHint(POWER_HINT_VSYNC, enabled ? 1 : 0); + if(status == DEAD_OBJECT) { + mPowerManager = NULL; } - return NO_ERROR; + return status; } // --------------------------------------------------------------------------- |