| /* |
| ** Copyright 2008, The Android Open-Source Project |
| ** Copyright (c) 2010-2012, Code Aurora Forum. All rights reserved. |
| ** |
| ** Licensed under the Apache License, Version 2.0 (the "License"); |
| ** you may not use this file except in compliance with the License. |
| ** You may obtain a copy of the License at |
| ** |
| ** http://www.apache.org/licenses/LICENSE-2.0 |
| ** |
| ** Unless required by applicable law or agreed to in writing, software |
| ** distributed under the License is distributed on an "AS IS" BASIS, |
| ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| ** See the License for the specific language governing permissions and |
| ** limitations under the License. |
| */ |
| |
| #ifndef ANDROID_AUDIO_HARDWARE_H |
| #define ANDROID_AUDIO_HARDWARE_H |
| |
| #include <stdint.h> |
| #include <sys/types.h> |
| #include <utils/List.h> |
| |
| #include <utils/threads.h> |
| #include <sys/prctl.h> |
| #include <utils/SortedVector.h> |
| |
| #include <hardware_legacy/AudioHardwareBase.h> |
| |
| extern "C" { |
| #include <linux/msm_audio.h> |
| #include <linux/ion.h> |
| #include <linux/msm_audio_aac.h> |
| } |
| namespace android_audio_legacy { |
| using android::List; |
| using android::SortedVector; |
| using android::Mutex; |
| using android::Condition; |
| |
| // ---------------------------------------------------------------------------- |
| // Kernel driver interface |
| // |
| |
| #define SAMP_RATE_INDX_8000 0 |
| #define SAMP_RATE_INDX_11025 1 |
| #define SAMP_RATE_INDX_12000 2 |
| #define SAMP_RATE_INDX_16000 3 |
| #define SAMP_RATE_INDX_22050 4 |
| #define SAMP_RATE_INDX_24000 5 |
| #define SAMP_RATE_INDX_32000 6 |
| #define SAMP_RATE_INDX_44100 7 |
| #define SAMP_RATE_INDX_48000 8 |
| |
| #define EQ_MAX_BAND_NUM 12 |
| |
| #define ADRC_ENABLE 0x0001 |
| #define ADRC_DISABLE 0x0000 |
| #define EQ_ENABLE 0x0002 |
| #define EQ_DISABLE 0x0000 |
| #define RX_IIR_ENABLE 0x0004 |
| #define RX_IIR_DISABLE 0x0000 |
| #define LPA_BUFFER_SIZE 512*1024 |
| #define BUFFER_COUNT 2 |
| #define MONO_CHANNEL_MODE 1 |
| |
| #ifdef HTC_ACOUSTIC_AUDIO |
| #define MOD_PLAY 1 |
| #define MOD_REC 2 |
| #define MOD_TX 3 |
| #define MOD_RX 4 |
| |
| #define ACDB_ID_HEADSET_PLAYBACK 10 |
| #define ACDB_ID_ALT_SPKR_PLAYBACK 601 |
| |
| #define ACDB_ID_HAC_HANDSET_MIC 107 |
| #define ACDB_ID_HAC_HANDSET_SPKR 207 |
| #define ACDB_ID_EXT_MIC_REC 307 |
| #define ACDB_ID_HEADSET_RINGTONE_PLAYBACK 408 |
| #define ACDB_ID_INT_MIC_REC 507 |
| #define ACDB_ID_CAMCORDER 508 |
| #define ACDB_ID_INT_MIC_VR 509 |
| #define ACDB_ID_SPKR_PLAYBACK 607 |
| |
| struct msm_bt_endpoint { |
| int tx; |
| int rx; |
| char name[64]; |
| }; |
| #endif |
| |
| struct eq_filter_type { |
| int16_t gain; |
| uint16_t freq; |
| uint16_t type; |
| uint16_t qf; |
| }; |
| |
| struct eqalizer { |
| uint16_t bands; |
| uint16_t params[132]; |
| }; |
| |
| struct rx_iir_filter { |
| uint16_t num_bands; |
| uint16_t iir_params[48]; |
| }; |
| |
| enum tty_modes { |
| TTY_OFF = 0, |
| TTY_VCO = 1, |
| TTY_HCO = 2, |
| TTY_FULL = 3 |
| }; |
| |
| #define CODEC_TYPE_PCM 0 |
| #define AUDIO_HW_NUM_OUT_BUF 2 // Number of buffers in audio driver for output |
| // TODO: determine actual audio DSP and hardware latency |
| #define AUDIO_HW_OUT_LATENCY_MS 0 // Additionnal latency introduced by audio DSP and hardware in ms |
| |
| #define AUDIO_HW_IN_SAMPLERATE 8000 // Default audio input sample rate |
| #define AUDIO_HW_IN_CHANNELS (AudioSystem::CHANNEL_IN_MONO) // Default audio input channel mask |
| #define AUDIO_HW_IN_BUFFERSIZE 480 * 4 // Default audio input buffer size |
| #define AUDIO_HW_IN_FORMAT (AudioSystem::PCM_16_BIT) // Default audio input sample format |
| #ifdef QCOM_VOIP_ENABLED |
| #define AUDIO_HW_VOIP_BUFFERSIZE_8K 320 |
| #define AUDIO_HW_VOIP_BUFFERSIZE_16K 640 |
| #define AUDIO_HW_VOIP_SAMPLERATE_8K 8000 |
| #define AUDIO_HW_VOIP_SAMPLERATE_16K 16000 |
| #endif |
| |
| class AudioHardware : public AudioHardwareBase |
| { |
| class AudioStreamOutMSM8x60; |
| class AudioSessionOutLPA; |
| class AudioStreamInMSM8x60; |
| #ifdef QCOM_VOIP_ENABLED |
| class AudioStreamOutDirect; |
| class AudioStreamInVoip; |
| #endif |
| |
| public: |
| AudioHardware(); |
| virtual ~AudioHardware(); |
| virtual status_t initCheck(); |
| |
| virtual status_t setVoiceVolume(float volume); |
| virtual status_t setMasterVolume(float volume); |
| #ifdef QCOM_FM_ENABLED |
| virtual status_t setFmVolume(float volume); |
| #endif |
| virtual status_t setMode(int mode); |
| |
| // mic mute |
| virtual status_t setMicMute(bool state); |
| virtual status_t getMicMute(bool* state); |
| |
| virtual status_t setParameters(const String8& keyValuePairs); |
| virtual String8 getParameters(const String8& keys); |
| |
| // create I/O streams |
| virtual AudioStreamOut* openOutputStream( |
| uint32_t devices, |
| int *format=0, |
| uint32_t *channels=0, |
| uint32_t *sampleRate=0, |
| status_t *status=0); |
| virtual AudioStreamIn* openInputStream( |
| uint32_t devices, |
| int *format, |
| uint32_t *channels, |
| uint32_t *sampleRate, |
| status_t *status, |
| AudioSystem::audio_in_acoustics acoustics); |
| |
| virtual void closeOutputStream(AudioStreamOut* out); |
| virtual void closeInputStream(AudioStreamIn* in); |
| |
| virtual size_t getInputBufferSize(uint32_t sampleRate, int format, int channelCount); |
| void clearCurDevice() { mCurSndDevice = -1; } |
| |
| protected: |
| virtual status_t dump(int fd, const Vector<String16>& args); |
| |
| private: |
| |
| status_t doAudioRouteOrMute(uint32_t device); |
| status_t setMicMute_nosync(bool state); |
| status_t checkMicMute(); |
| status_t dumpInternals(int fd, const Vector<String16>& args); |
| uint32_t getInputSampleRate(uint32_t sampleRate); |
| bool checkOutputStandby(); |
| #ifdef HTC_ACOUSTIC_AUDIO |
| status_t get_mMode(); |
| status_t set_mRecordState(bool onoff); |
| status_t get_mRecordState(); |
| status_t get_snd_dev(); |
| #endif |
| status_t doRouting(AudioStreamInMSM8x60 *input); |
| #ifdef HTC_ACOUSTIC_AUDIO |
| void getACDB(uint32_t device); |
| status_t do_aic3254_control(uint32_t device); |
| bool isAic3254Device(uint32_t device); |
| status_t aic3254_config(uint32_t device); |
| int aic3254_ioctl(int cmd, const int argc); |
| void aic3254_powerdown(); |
| #endif |
| #ifdef QCOM_FM_ENABLED |
| status_t enableFM(int sndDevice); |
| #endif |
| status_t enableComboDevice(uint32_t sndDevice, bool enableOrDisable); |
| #ifdef QCOM_FM_ENABLED |
| status_t disableFM(); |
| #endif |
| AudioStreamInMSM8x60* getActiveInput_l(); |
| #ifdef QCOM_VOIP_ENABLED |
| AudioStreamInVoip* getActiveVoipInput_l(); |
| #endif |
| class AudioStreamOutMSM8x60 : public AudioStreamOut { |
| public: |
| AudioStreamOutMSM8x60(); |
| virtual ~AudioStreamOutMSM8x60(); |
| status_t set(AudioHardware* mHardware, |
| uint32_t devices, |
| int *pFormat, |
| uint32_t *pChannels, |
| uint32_t *pRate); |
| virtual uint32_t sampleRate() const { return 44100; } |
| // must be 32-bit aligned - driver only seems to like 4800 |
| virtual size_t bufferSize() const { return 4800; } |
| virtual uint32_t channels() const { return AudioSystem::CHANNEL_OUT_STEREO; } |
| virtual int format() const { return AudioSystem::PCM_16_BIT; } |
| virtual uint32_t latency() const { return (1000*AUDIO_HW_NUM_OUT_BUF*(bufferSize()/frameSize()))/sampleRate()+AUDIO_HW_OUT_LATENCY_MS; } |
| virtual status_t setVolume(float left, float right) { return INVALID_OPERATION; } |
| virtual ssize_t write(const void* buffer, size_t bytes); |
| virtual status_t standby(); |
| virtual status_t dump(int fd, const Vector<String16>& args); |
| bool checkStandby(); |
| virtual status_t setParameters(const String8& keyValuePairs); |
| virtual String8 getParameters(const String8& keys); |
| uint32_t devices() { return mDevices; } |
| virtual status_t getRenderPosition(uint32_t *dspFrames); |
| |
| private: |
| AudioHardware* mHardware; |
| int mFd; |
| int mStartCount; |
| int mRetryCount; |
| bool mStandby; |
| uint32_t mDevices; |
| }; |
| #ifdef QCOM_VOIP_ENABLED |
| class AudioStreamOutDirect : public AudioStreamOut { |
| public: |
| AudioStreamOutDirect(); |
| virtual ~AudioStreamOutDirect(); |
| status_t set(AudioHardware* mHardware, |
| uint32_t devices, |
| int *pFormat, |
| uint32_t *pChannels, |
| uint32_t *pRate); |
| virtual uint32_t sampleRate() const { return mSampleRate; } |
| virtual size_t bufferSize() const { return mBufferSize; } |
| virtual uint32_t channels() const { return mChannels; } |
| virtual int format() const { return AudioSystem::PCM_16_BIT; } |
| virtual uint32_t latency() const { return (1000*AUDIO_HW_NUM_OUT_BUF*(bufferSize()/frameSize()))/sampleRate()+AUDIO_HW_OUT_LATENCY_MS; } |
| virtual status_t setVolume(float left, float right) { return INVALID_OPERATION; } |
| virtual ssize_t write(const void* buffer, size_t bytes); |
| virtual status_t standby(); |
| virtual status_t dump(int fd, const Vector<String16>& args); |
| bool checkStandby(); |
| virtual status_t setParameters(const String8& keyValuePairs); |
| virtual String8 getParameters(const String8& keys); |
| uint32_t devices() { return mDevices; } |
| virtual status_t getRenderPosition(uint32_t *dspFrames); |
| |
| private: |
| AudioHardware* mHardware; |
| int mFd; |
| int mStartCount; |
| int mRetryCount; |
| bool mStandby; |
| uint32_t mDevices; |
| uint32_t mChannels; |
| uint32_t mSampleRate; |
| size_t mBufferSize; |
| int mFormat; |
| }; |
| #endif |
| |
| class AudioSessionOutLPA : public AudioStreamOut |
| { |
| public: |
| AudioSessionOutLPA(AudioHardware* mHardware, |
| uint32_t devices, |
| int format, |
| uint32_t channels, |
| uint32_t samplingRate, |
| int type, |
| status_t *status); |
| virtual ~AudioSessionOutLPA(); |
| |
| virtual uint32_t sampleRate() const |
| { |
| return mSampleRate; |
| } |
| |
| virtual size_t bufferSize() const |
| { |
| return mBufferSize; |
| } |
| |
| virtual uint32_t channels() const |
| { |
| return mChannels; |
| } |
| |
| virtual int format() const |
| { |
| return mFormat; |
| } |
| |
| virtual uint32_t latency() const; |
| |
| virtual ssize_t write(const void *buffer, size_t bytes); |
| |
| virtual status_t start( ); |
| virtual status_t pause(); |
| virtual status_t flush(); |
| virtual status_t stop(); |
| |
| virtual status_t dump(int fd, const Vector<String16>& args); |
| |
| status_t setVolume(float left, float right); |
| |
| virtual status_t standby(); |
| |
| virtual status_t setParameters(const String8& keyValuePairs); |
| |
| virtual String8 getParameters(const String8& keys); |
| |
| |
| // return the number of audio frames written by the audio dsp to DAC since |
| // the output has exited standby |
| virtual status_t getRenderPosition(uint32_t *dspFrames); |
| |
| virtual status_t getNextWriteTimestamp(int64_t *timestamp); |
| virtual status_t setObserver(void *observer); |
| virtual status_t getBufferInfo(buf_info **buf); |
| virtual status_t isBufferAvailable(int *isAvail); |
| |
| void* memBufferAlloc(int nSize, int32_t *ion_fd); |
| |
| private: |
| Mutex mLock; |
| uint32_t mFrameCount; |
| uint32_t mSampleRate; |
| uint32_t mChannels; |
| size_t mBufferSize; |
| int mFormat; |
| uint32_t mStreamVol; |
| |
| bool mPaused; |
| bool mIsDriverStarted; |
| bool mSeeking; |
| bool mReachedEOS; |
| bool mSkipWrite; |
| bool mEosEventReceived; |
| uint32_t mDevices; |
| AudioHardware* mHardware; |
| AudioEventObserver *mObserver; |
| |
| void createEventThread(); |
| void bufferAlloc(); |
| void bufferDeAlloc(); |
| bool isReadyToPostEOS(int errPoll, void *fd); |
| status_t drain(); |
| status_t openAudioSessionDevice(); |
| // make sure the event thread also exited |
| void requestAndWaitForEventThreadExit(); |
| int32_t writeToDriver(char *buffer, int bytes); |
| static void * eventThreadWrapper(void *me); |
| void eventThreadEntry(); |
| //?? status_t pause_l(); |
| //?? status_t resume_l(); |
| void reset(); |
| |
| //Structure to hold ion buffer information |
| class BuffersAllocated { |
| /* overload BuffersAllocated constructor to support both ion and pmem memory allocation */ |
| public: |
| BuffersAllocated(void *buf1, void *buf2, int32_t nSize, int32_t fd) : |
| localBuf(buf1), memBuf(buf2), memBufsize(nSize), memFd(fd) |
| {} |
| BuffersAllocated(void *buf1, void *buf2, int32_t nSize, int32_t share_fd, struct ion_handle *handle) : |
| ion_handle(handle), localBuf(buf1), memBuf(buf2), memBufsize(nSize), memFd(share_fd) |
| {} |
| struct ion_handle *ion_handle; |
| void* localBuf; |
| void* memBuf; |
| int32_t memBufsize; |
| int32_t memFd; |
| uint32_t bytesToWrite; |
| }; |
| List<BuffersAllocated> mEmptyQueue; |
| List<BuffersAllocated> mFilledQueue; |
| List<BuffersAllocated> mBufPool; |
| |
| //Declare all the threads |
| pthread_t mEventThread; |
| |
| //Declare the condition Variables and Mutex |
| Mutex mEmptyQueueMutex; |
| Mutex mFilledQueueMutex; |
| |
| Condition mWriteCv; |
| Condition mEventCv; |
| pthread_mutex_t event_mutex; |
| bool mKillEventThread; |
| bool mEventThreadAlive; |
| int mInputBufferSize; |
| int mInputBufferCount; |
| int64_t timePlayed; |
| int64_t timeStarted; |
| |
| //event fd to signal the EOS and Kill from the userspace |
| int efd; |
| int afd; |
| int ionfd; |
| }; |
| |
| |
| class AudioStreamInMSM8x60 : public AudioStreamIn { |
| public: |
| enum input_state { |
| AUDIO_INPUT_CLOSED, |
| AUDIO_INPUT_OPENED, |
| AUDIO_INPUT_STARTED |
| }; |
| |
| AudioStreamInMSM8x60(); |
| virtual ~AudioStreamInMSM8x60(); |
| status_t set(AudioHardware* mHardware, |
| uint32_t devices, |
| int *pFormat, |
| uint32_t *pChannels, |
| uint32_t *pRate, |
| AudioSystem::audio_in_acoustics acoustics); |
| virtual size_t bufferSize() const { return mBufferSize; } |
| virtual uint32_t channels() const { return mChannels; } |
| virtual int format() const { return mFormat; } |
| virtual uint32_t sampleRate() const { return mSampleRate; } |
| virtual status_t setGain(float gain) { return INVALID_OPERATION; } |
| virtual ssize_t read(void* buffer, ssize_t bytes); |
| virtual status_t dump(int fd, const Vector<String16>& args); |
| virtual status_t standby(); |
| virtual status_t setParameters(const String8& keyValuePairs); |
| virtual String8 getParameters(const String8& keys); |
| virtual unsigned int getInputFramesLost() const { return 0; } |
| uint32_t devices() { return mDevices; } |
| int state() const { return mState; } |
| virtual status_t addAudioEffect(effect_interface_s**) { return 0;} |
| virtual status_t removeAudioEffect(effect_interface_s**) { return 0;} |
| virtual int isForVR() const { return mForVR; } |
| |
| private: |
| AudioHardware* mHardware; |
| int mState; |
| int mRetryCount; |
| int mFormat; |
| uint32_t mChannels; |
| uint32_t mSampleRate; |
| size_t mBufferSize; |
| AudioSystem::audio_in_acoustics mAcoustics; |
| uint32_t mDevices; |
| bool mFirstread; |
| uint32_t mFmRec; |
| int mForVR; |
| }; |
| #ifdef QCOM_VOIP_ENABLED |
| class AudioStreamInVoip : public AudioStreamInMSM8x60 { |
| public: |
| enum input_state { |
| AUDIO_INPUT_CLOSED, |
| AUDIO_INPUT_OPENED, |
| AUDIO_INPUT_STARTED |
| }; |
| |
| AudioStreamInVoip(); |
| virtual ~AudioStreamInVoip(); |
| status_t set(AudioHardware* mHardware, |
| uint32_t devices, |
| int *pFormat, |
| uint32_t *pChannels, |
| uint32_t *pRate, |
| AudioSystem::audio_in_acoustics acoustics); |
| virtual size_t bufferSize() const { return mBufferSize; } |
| virtual uint32_t channels() const { return mChannels; } |
| virtual int format() const { return AUDIO_HW_IN_FORMAT; } |
| virtual uint32_t sampleRate() const { return mSampleRate; } |
| virtual status_t setGain(float gain) { return INVALID_OPERATION; } |
| virtual ssize_t read(void* buffer, ssize_t bytes); |
| virtual status_t dump(int fd, const Vector<String16>& args); |
| virtual status_t standby(); |
| virtual status_t setParameters(const String8& keyValuePairs); |
| virtual String8 getParameters(const String8& keys); |
| virtual unsigned int getInputFramesLost() const { return 0; } |
| uint32_t devices() { return mDevices; } |
| int state() const { return mState; } |
| virtual int isForVR() const { return 0; } |
| |
| private: |
| AudioHardware* mHardware; |
| int mFd; |
| int mState; |
| int mRetryCount; |
| int mFormat; |
| uint32_t mChannels; |
| uint32_t mSampleRate; |
| size_t mBufferSize; |
| AudioSystem::audio_in_acoustics mAcoustics; |
| uint32_t mDevices; |
| bool mFirstread; |
| uint32_t mFmRec; |
| }; |
| #endif |
| static const uint32_t inputSamplingRates[]; |
| bool mInit; |
| bool mMicMute; |
| int mFmFd; |
| bool mBluetoothNrec; |
| bool mBluetoothVGS; |
| uint32_t mBluetoothId; |
| #ifdef HTC_ACOUSTIC_AUDIO |
| bool mHACSetting; |
| uint32_t mBluetoothIdTx; |
| uint32_t mBluetoothIdRx; |
| #endif |
| AudioStreamOutMSM8x60* mOutput; |
| #ifdef QCOM_VOIP_ENABLED |
| AudioStreamOutDirect* mDirectOutput; |
| #endif |
| AudioSessionOutLPA* mOutputLPA; |
| SortedVector <AudioStreamInMSM8x60*> mInputs; |
| #ifdef QCOM_VOIP_ENABLED |
| SortedVector <AudioStreamInVoip*> mVoipInputs; |
| #endif |
| #ifdef HTC_ACOUSTIC_AUDIO |
| msm_bt_endpoint *mBTEndpoints; |
| int mNumBTEndpoints; |
| #endif |
| int mCurSndDevice; |
| #ifdef HTC_ACOUSTIC_AUDIO |
| float mVoiceVolume; |
| #endif |
| int mTtyMode; |
| int mNumPcmRec; |
| Mutex mLock; |
| #ifdef QCOM_VOIP_ENABLED |
| int mVoipFd; |
| int mNumVoipStreams; |
| #endif |
| #ifdef HTC_ACOUSTIC_AUDIO |
| int mNoiseSuppressionState; |
| bool mDualMicEnabled; |
| bool mRecordState; |
| char mCurDspProfile[22]; |
| bool mEffectEnabled; |
| char mActiveAP[10]; |
| char mEffect[10]; |
| #endif |
| |
| }; |
| |
| |
| // ---------------------------------------------------------------------------- |
| |
| }; // namespace android |
| |
| #endif // ANDROID_AUDIO_HARDWARE_MSM72XX_H |