diff options
Diffstat (limited to 'services/audioflinger/AudioFlinger.cpp')
| -rw-r--r-- | services/audioflinger/AudioFlinger.cpp | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/services/audioflinger/AudioFlinger.cpp b/services/audioflinger/AudioFlinger.cpp index 6a3007b..99e077c 100644 --- a/services/audioflinger/AudioFlinger.cpp +++ b/services/audioflinger/AudioFlinger.cpp @@ -62,6 +62,7 @@ #include <media/nbaio/Pipe.h> #include <media/nbaio/PipeReader.h> #include <media/AudioParameter.h> +#include <private/android_filesystem_config.h> // ---------------------------------------------------------------------------- @@ -139,7 +140,9 @@ AudioFlinger::AudioFlinger() mMasterMute(false), mNextUniqueId(1), mMode(AUDIO_MODE_INVALID), - mBtNrecIsOff(false) + mBtNrecIsOff(false), + mIsLowRamDevice(true), + mIsDeviceTypeKnown(false) { getpid_cached = getpid(); char value[PROPERTY_VALUE_MAX]; @@ -1381,6 +1384,23 @@ size_t AudioFlinger::getPrimaryOutputFrameCount() // ---------------------------------------------------------------------------- +status_t AudioFlinger::setLowRamDevice(bool isLowRamDevice) +{ + uid_t uid = IPCThreadState::self()->getCallingUid(); + if (uid != AID_SYSTEM) { + return PERMISSION_DENIED; + } + Mutex::Autolock _l(mLock); + if (mIsDeviceTypeKnown) { + return INVALID_OPERATION; + } + mIsLowRamDevice = isLowRamDevice; + mIsDeviceTypeKnown = true; + return NO_ERROR; +} + +// ---------------------------------------------------------------------------- + audio_io_handle_t AudioFlinger::openOutput(audio_module_handle_t module, audio_devices_t *pDevices, uint32_t *pSamplingRate, |