Add Audio gain set.

Change-Id: Id42678038875e9b0c1f89efbb609d7046e5527fb
diff --git a/mbtk/include/mbtk/mbtk_audio_gain.h b/mbtk/include/mbtk/mbtk_audio_gain.h
new file mode 100755
index 0000000..aa161d3
--- /dev/null
+++ b/mbtk/include/mbtk/mbtk_audio_gain.h
@@ -0,0 +1,89 @@
+/*
+* mbtk_audio_gain.h
+*
+* MBTK audio gain for nvm : /NVM/audio_gain.nvm.
+*
+* Author : lb
+* Date   : 2024/3/1 16:04:46
+*/
+#ifndef _MBTK_AUDIO_GAIN_H
+#define _MBTK_AUDIO_GAIN_H
+#include "mbtk_type.h"
+
+#define MBTK_AUDIO_GAIN_ADD_START 0x0108
+#define MBTK_AUDIO_GAIN_MIN -36
+#define MBTK_AUDIO_GAIN_MAX 12
+#define CONFIG_DSPGAIN_MUTE_ON  (-100)
+#define CONFIG_DSPGAIN_MUTE_OFF  (100)
+
+#define MBTK_AUDIO_GAIN_PATH "/NVM/audio_gain.nvm"
+
+typedef enum
+{
+	CONFIG_DSPGAIN_TX = 0, /* TX: near to far end */
+	CONFIG_DSPGAIN_RX, /* RX: far to near end */
+//	CONFIG_DSPGAIN_SIDETONE,
+//	CONFIG_DSPGAIN_NUMBER = CONFIG_DSPGAIN_SIDETONE
+} CONFIG_DSPGAIN_Direction;
+
+typedef enum
+{
+     VC_HANDSET = 0,
+     VC_HANDSFREE,
+     VC_HEADSET,
+     VC_HEADPHONE,
+
+     VC_HEAD_NUM
+} AUDIO_PROFILE_ID;
+
+typedef enum
+{
+    AUDIOHAL_SPK_MUTE    = 0,
+    AUDIOHAL_SPK_VOL_1,
+    AUDIOHAL_SPK_VOL_2,
+    AUDIOHAL_SPK_VOL_3,
+    AUDIOHAL_SPK_VOL_4,
+    AUDIOHAL_SPK_VOL_5,
+    AUDIOHAL_SPK_VOL_6,
+    AUDIOHAL_SPK_VOL_7,
+    AUDIOHAL_SPK_VOL_8,
+    AUDIOHAL_SPK_VOL_9,
+    AUDIOHAL_SPK_VOL_10,
+    AUDIOHAL_SPK_VOL_QTY //11
+}  AUDIOHAL_SPK_LEVEL_T;
+
+typedef struct
+{
+    uint16  PGA_Stage1;
+    uint16  PGA_Stage2;
+    uint16  ADC_DigGain;
+    uint16  SideTone_Gain;
+    uint16  Reserved1;
+    uint16  Reserved2;
+}  ACMCodec_GainInT;
+
+typedef struct
+{
+    uint16  DAC_DigGain;
+    uint16  DAC_Gain;
+    uint16  RCV_Gain;
+    uint16  ClassG_Mode;
+    uint16  ClassD_Gain;
+    uint16  Reserved;
+}  ACMCodec_GainOutT;
+
+typedef struct{
+    AUDIO_PROFILE_ID    Profile_id;
+    uint16      CodecControl;
+    ACMCodec_GainInT    Tx_CodecGain; //TX has the same gain for every volume
+    int16               Tx_DSPGain;   //TX has the same gain for every volume, High 8bits: WB gain, Low 8bits: NB gain
+    ACMCodec_GainOutT   Rx_CodecGain[AUDIOHAL_SPK_VOL_QTY + 1];
+    int16               Rx_DSPGain[AUDIOHAL_SPK_VOL_QTY + 1];   //High 8bits: WB gain, Low 8bits: NB gain
+    int16               Rx_DSPSideToneGain;                 //High 8bits: WB gain, Low 8bits: NB gain
+} ACMCodec_GainT;
+
+int mbtk_dsp_gain_set(CONFIG_DSPGAIN_Direction dir, int gain);
+
+int mbtk_dsp_gain_get(int *rx_gain, int *tx_gain);
+
+#endif /* _MBTK_AUDIO_GAIN_H */
diff --git a/mbtk/mbtk_lib/Makefile b/mbtk/mbtk_lib/Makefile
index e709749..64caae9 100755
--- a/mbtk/mbtk_lib/Makefile
+++ b/mbtk/mbtk_lib/Makefile
@@ -85,7 +85,8 @@
 	src/mbtk_fota.c \
 	src/ringbuffer.c \
 	src/mbtk_mtd.c \
-	src/mbtk_device_info.c
+	src/mbtk_device_info.c \
+	src/mbtk_audio_gain.c
 
 ifeq ($(BUILD_PLATFORM), asr1803)
 LOCAL_SRC_FILES +=  \
diff --git a/mbtk/mbtk_lib/src/mbtk_audio_alsa.c b/mbtk/mbtk_lib/src/mbtk_audio_alsa.c
index 3e54453..45ce873 100755
--- a/mbtk/mbtk_lib/src/mbtk_audio_alsa.c
+++ b/mbtk/mbtk_lib/src/mbtk_audio_alsa.c
@@ -81,6 +81,8 @@
 
 static struct mopen_audio_t *internal_hdl = NULL;
 
+static int dsp_rx_gain = 0xFF;
+static int dsp_tx_gain = 0xFF;
 
 int mbtk_wav_pcm16Le_check(int fd)
 {
@@ -257,6 +259,14 @@
             printf("%s: error reading!\n", __FUNCTION__);
             break;
         }
+
+        if(dsp_tx_gain == 0xFF) {
+            if(!mbtk_dsp_gain_get(&dsp_rx_gain, &dsp_tx_gain)) {
+                vcm_config_dspgain(CONFIG_DSPGAIN_TX, dsp_tx_gain);
+                dsp_rx_gain = 0xFF;
+            }
+        }
+
         if ((bufsize > 0) && (NULL != _usrData->_cb))
         {
             _usrData->_cb(2, data, bufsize);
@@ -586,7 +596,7 @@
 //    {
 //        bufsize = len;
 //    }
-    
+
     while (pcxt->state != AUDIO_STOP)
     {
 
@@ -595,7 +605,7 @@
 
         if(read_size > len)
         {
-         //    printf(">[%d]\n", read_size); 
+         //    printf(">[%d]\n", read_size);
             break;
         }
 
@@ -621,12 +631,12 @@
 
         if(read_size == len)
         {
-         //    printf("=[%d]", read_size); 
+         //    printf("=[%d]", read_size);
             break;
         }
 
     }
-    
+
     if(pcxt->state != AUDIO_STOP)
     {
         mbtk_audio_set_status(dev_hdl, AUDIO_OPEN);
@@ -669,14 +679,14 @@
 
     mbtk_audio_set_status(dev_hdl, AUDIO_RUNNING);
     int all_size = 0;
-    
+
     while (pcxt->state != AUDIO_STOP)
     {
         res = read(file_fd, data, bufsize);
       //   printf("%s:read : %d bytes\n", __FUNCTION__, res);
         if(res == 0 || res < 0)
         {
-             printf("read:[%d]", res); 
+             printf("read:[%d]", res);
             break;
         }
 
@@ -709,6 +719,13 @@
             audio_play_cb(pcxt, AUD_PLAYER_LESSDATA);
             break;
         }
+
+        if(dsp_rx_gain == 0xFF) {
+            if(!mbtk_dsp_gain_get(&dsp_rx_gain, &dsp_tx_gain)) {
+                vcm_config_dspgain(CONFIG_DSPGAIN_RX, dsp_rx_gain);
+                dsp_tx_gain = 0xFF;
+            }
+        }
     }
     if (audio_play_cb)
         audio_play_cb(pcxt, AUD_PLAYER_FINISHED);
diff --git a/mbtk/mbtk_lib/src/mbtk_audio_gain.c b/mbtk/mbtk_lib/src/mbtk_audio_gain.c
new file mode 100755
index 0000000..f0a961b
--- /dev/null
+++ b/mbtk/mbtk_lib/src/mbtk_audio_gain.c
@@ -0,0 +1,156 @@
+/*
+*    mbtk_audio_gain.c
+*
+*    MBTK audio gain for nvm : /NVM/audio_gain.nvm.
+*
+*/
+/******************************************************************************
+
+                          EDIT HISTORY FOR FILE
+
+  WHEN        WHO       WHAT,WHERE,WHY
+--------    --------    -------------------------------------------------------
+2024/3/1     LiuBin      Initial version
+
+******************************************************************************/
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <errno.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <cutils/properties.h>
+
+#include "mbtk_log.h"
+#include "mbtk_str.h"
+#include "mbtk_audio_gain.h"
+
+void vcm_config_dspgain(unsigned int type, unsigned int gain);
+
+int mbtk_dsp_gain_set(CONFIG_DSPGAIN_Direction dir, int gain)
+{
+    if((gain < MBTK_AUDIO_GAIN_MIN || gain > MBTK_AUDIO_GAIN_MAX)
+        && gain != CONFIG_DSPGAIN_MUTE_ON && gain != CONFIG_DSPGAIN_MUTE_OFF) {
+        LOGE("DSP gain range: %d - %d or %d or %d", MBTK_AUDIO_GAIN_MIN, MBTK_AUDIO_GAIN_MAX,
+            CONFIG_DSPGAIN_MUTE_ON, CONFIG_DSPGAIN_MUTE_OFF);
+        return -1;
+    }
+
+    int fd = open(MBTK_AUDIO_GAIN_PATH, O_RDWR);
+    if(fd < 0) {
+        LOGE("Open file(%s) fail:%d", MBTK_AUDIO_GAIN_PATH, errno);
+        return -1;
+    }
+
+    if( -1 == lseek(fd, MBTK_AUDIO_GAIN_ADD_START, SEEK_SET)) {
+        LOGE("lseek(%d) fail:%d", MBTK_AUDIO_GAIN_ADD_START, errno);
+        goto fail;
+    }
+
+    ACMCodec_GainT gains[VC_HEAD_NUM];
+    int len;
+    memset(gains, 0x0, sizeof(gains));
+    if((len = read(fd, gains, sizeof(gains))) != sizeof(gains)) {
+        LOGE("read(%d/%d) fail:%d", len, sizeof(gains), errno);
+        goto fail;
+    }
+
+    int i = 0;
+    while(i < VC_HEAD_NUM) {
+        if(dir == CONFIG_DSPGAIN_RX) {
+            gains[i].Rx_DSPGain[AUDIOHAL_SPK_VOL_QTY] = (int16)(gain & 0xFFFF);
+        } else if(dir == CONFIG_DSPGAIN_TX) {
+            gains[i].Tx_DSPGain = (int16)(gain & 0xFFFF);
+        }/* else if(dir == CONFIG_DSPGAIN_SIDETONE) {
+            gains[i].Rx_DSPSideToneGain = gain;
+        }*/ else {
+            LOGE("Unknown direction : %d", dir);
+            goto fail;
+        }
+        i++;
+    }
+
+    if( -1 == lseek(fd, MBTK_AUDIO_GAIN_ADD_START, SEEK_SET)) {
+        LOGE("lseek(%d) fail:%d", MBTK_AUDIO_GAIN_ADD_START, errno);
+        goto fail;
+    }
+
+    if(write(fd, gains, sizeof(gains)) != sizeof(gains)) {
+        LOGE("write(%d) fail:%d", sizeof(gains), errno);
+        goto fail;
+    }
+
+    if(fsync(fd)) {
+        LOGE("fsync(%d) fail:%d", fd, errno);
+        goto fail;
+    }
+
+    close(fd);
+
+    LOGD("DSP gain NVM update success.");
+
+    char buff[10];
+    memset(buff, 0, 10);
+    snprintf(buff, 10, "%d", gain);
+    if(dir == CONFIG_DSPGAIN_RX) {
+        if(property_set("persist.mbtk.dsp_rx_gain", buff) == 0) {
+            // Set gain to DSP.
+            vcm_config_dspgain(dir, gain);
+        }
+    } else if(dir == CONFIG_DSPGAIN_TX) {
+        if(property_set("persist.mbtk.dsp_tx_gain", buff) == 0) {
+            // Set gain to DSP.
+            vcm_config_dspgain(dir, gain);
+        }
+    }else {
+        LOGE("Unknown direction : %d", dir);
+        goto fail;
+    }
+
+    return 0;
+
+fail:
+    close(fd);
+    return -1;
+}
+
+int mbtk_dsp_gain_get(int *rx_gain, int *tx_gain)
+{
+    if(rx_gain == NULL || tx_gain == NULL) {
+        LOGE("gain is NULL.");
+        return -1;
+    }
+
+    int fd = open(MBTK_AUDIO_GAIN_PATH, O_RDONLY);
+    if(fd < 0) {
+        LOGE("Open file(%s) fail:%d", MBTK_AUDIO_GAIN_PATH, errno);
+        return -1;
+    }
+
+    if( -1 == lseek(fd, MBTK_AUDIO_GAIN_ADD_START, SEEK_SET)) {
+        LOGE("lseek(%d) fail:%d", MBTK_AUDIO_GAIN_ADD_START, errno);
+        goto fail;
+    }
+
+    ACMCodec_GainT gains[VC_HEAD_NUM];
+    int len;
+    memset(gains, 0x0, sizeof(gains));
+    if((len = read(fd, gains, sizeof(gains))) != sizeof(gains)) {
+        LOGE("read(%d/%d) fail:%d", len, sizeof(gains), errno);
+        goto fail;
+    }
+
+    close(fd);
+
+    *rx_gain = gains[VC_HANDSFREE].Rx_DSPGain[AUDIOHAL_SPK_VOL_QTY];
+    *tx_gain = gains[VC_HANDSFREE].Tx_DSPGain;
+    return 0;
+fail:
+    close(fd);
+    return -1;
+}
+
+
+
+
diff --git a/mbtk/test/asr1803/yx_audio_test.c b/mbtk/test/asr1803/yx_audio_test.c
index e01e9d9..740f152 100755
--- a/mbtk/test/asr1803/yx_audio_test.c
+++ b/mbtk/test/asr1803/yx_audio_test.c
@@ -4,13 +4,19 @@
 #include <limits.h>
 #include <termios.h>
 #include <stdarg.h>
+#include <errno.h>
+#include <signal.h>
 // #include "ql_at.h"
 #include "ql/ql_audio.h"
 // #include "mopen_tts.h"
 
-#define MBTK_AUD_DEMO_WAV "/data/demo.wav"
+#define MBTK_PLAY_PA_CONTROL 1
+#define MBTK_RECV_PA_CONTROL 1
 
-static int record_fd = 0;
+static int record_fd = -1;
+static int play_hdl = 0;
+static int gpio33_fd = -1;
+static int gpio34_fd = -1;
 
 int Ql_cb_playback(int hdl, int result)
 {
@@ -38,11 +44,6 @@
     }
 }
 
-void dtmf_cb1(char dtmf)
-{
-    printf("%s:%c\n", __FUNCTION__, dtmf);
-}
-
 int MBTK_wav_pcm16Le_check(int fd)
 {
     struct wav_header hdr;
@@ -77,6 +78,28 @@
     return 0;
 }
 
+static void audio_pa_open()
+{
+    if(gpio34_fd > 0) {
+        write(gpio34_fd, "1", 1);
+    }
+
+    if(gpio33_fd > 0) {
+        write(gpio33_fd, "0", 1);
+    }
+}
+
+static void audio_pa_close()
+{
+    if(gpio34_fd > 0) {
+        write(gpio34_fd, "0", 1);
+    }
+
+    if(gpio33_fd > 0) {
+        write(gpio33_fd, "1", 1);
+    }
+}
+
 int MBTK_wav_pcm16Le_set(int fd)
 {
     struct wav_header hdr;
@@ -106,260 +129,157 @@
 
     return 0;
 }
-void aplay(void)
+
+static int play(const char *path)
 {
-    char operator[10];
-    char databuf[1024];
-    int opt = 0;
-    int fd = 0;
-    int size = 0;
-    int state;
-    int play_hdl = 0;
-    int handler = 0;
-
-    while(1)
-    {
-        printf("=========aplay========\n"
-            "\t 0 Open PCM\n"
-            "\t 1 Play Stream\n"
-            "\t 2 Play file\n"
-            "\t 3 Close\n"
-            "\t others exit\n\n"
-            "operator >> ");
-
-        fflush(stdin);
-        fgets(operator, sizeof(operator), stdin);
-        opt = atoi(operator);
-        switch (opt)
-        {
-            case 0:
-                mbtk_audio_ubus_client_init(&handler, dtmf_cb1);
-                mbtk_audio_switch_pcm(1);
-                mbtk_audio_mode_set(2);
-                play_hdl = Ql_AudPlayer_Open(NULL, Ql_cb_playback);
-                if(0 == play_hdl)
-                    printf("Ql_AudPlayer_Open fail\n");
-                break;
-            case 1:
-               if(0 == play_hdl)
-                    continue;
-
-                fd = open(MBTK_AUD_DEMO_WAV, O_RDWR);
-                if (fd <= 0)
-                    continue;
-                mbtk_audio_path_enable(1);
-
-                if(0 == MBTK_wav_pcm16Le_check(fd))
-                {
-                    memset(databuf, 0, sizeof(databuf));
-                    while(0 < (size = read(fd, databuf, sizeof(databuf))))
-                    {
-                        if(-1 == Ql_AudPlayer_Play(play_hdl, databuf, size))
-                            break;
-                    }
-                    printf("aplay Stream end \n");
-                }
-                mbtk_audio_path_enable(0);
-
-                close(fd);
-                break;
-            case 2:
-                if(0 == play_hdl)
-                    continue;
-                fd = open(MBTK_AUD_DEMO_WAV, O_RDWR);
-                if (fd <= 0)
-                    continue;
-
-                mbtk_audio_path_enable(1);
-                if(0 == MBTK_wav_pcm16Le_check(fd))
-                {
-                    Ql_AudPlayer_PlayFrmFile(play_hdl, fd, 0);
-                }
-                else
-                {
-                    printf("aplay file type error\n");
-                }
-                close(fd);
-                mbtk_audio_path_enable(0);
-                break;
-            case 3:
-                if(0 == play_hdl)
-                    continue;
-                Ql_AudPlayer_Close(play_hdl);
-                mbtk_audio_mode_set(0);
-                mbtk_audio_switch_pcm(0);
-                break;
-            case 4:
-            //    aplay_thread(MBTK_AUD_DEMO_WAV);
-                Ql_Mp3_To_Play("/data/mp3demo.mp3", play_hdl, 0);
-                break;
-            default:
-                return;
-        }
-
-        sleep(1);
+    int fd = open(path, O_RDONLY);
+    if(fd < 0) {
+        printf("open(%s) fail:%d\n", path, errno);
+        return -1;
     }
 
-    printf("aplay exit\n");
-    return ;
-}
-void arec(void)
-{
-    int ret;
-    char operator[10];
-    int opt;
-    int hdl = 0;
-    int handler = 0;
+#if MBTK_PLAY_PA_CONTROL
+    audio_pa_close();
+#endif
 
-    while(1)
-    {
-        printf("=======arec======\n"
-            "\t 0 Open PCM\n"
-            "\t 1 Start Record\n"
-            "\t 2 Get state\n"
-            "\t 3 Pause\n"
-            "\t 4 Resume\n"
-            "\t 5 Stop\n"
-            "\t 6 Close\n"
-            "\t others exit\n\n"
-            "operator >> ");
-
-        fflush(stdin);
-        fgets(operator, sizeof(operator), stdin);
-        opt = atoi(operator);
-        switch (opt)
-        {
-            case 0:
-                mbtk_audio_ubus_client_init(&handler, dtmf_cb1);
-                mbtk_audio_switch_pcm(1);
-                mbtk_audio_mode_set(2);
-                hdl = Ql_AudRecorder_Open(NULL, record_cb_func);
-                if (hdl == 0)
-                    return ;
-                break;
-            case 1:
-                if(0 == hdl)
-                {
-                    printf("audio is not initialized yet.\n");
-                    continue;
-                }
-
-                if(0 != record_fd)
-                {
-                    printf("audio It's already being recorded.\n");
-                    continue;
-                }
-
-                record_fd = open(MBTK_AUD_DEMO_WAV, O_RDWR|O_CREAT|O_TRUNC, 0644);
-                if (record_fd <= 0)
-                {
-                    printf("file open error\n");
-                    continue;
-                }
-
-                mbtk_audio_path_enable(1);
-
-                if(0 == MBTK_wav_pcm16Le_set(record_fd))
-                {
-                    ret = Ql_AudRecorder_StartRecord();
-                    if(0 != ret)
-                    {
-                        printf("audio record error: %d\n", ret);
-                        close(record_fd);
-                        record_fd = 0;
-                    }
-                }
-                else
-                {
-                    printf("arec set file header error\n");
-                    close(record_fd);
-                    record_fd = 0;
-                }
-                mbtk_audio_path_enable(0);
-                break;
-            case 2:
-                // printf("arec state : %d\n", state);
-                break;
-            case 3:
-                break;
-            case 4:
-                break;
-            case 5:
-                break;
-            case 6:
-                Ql_AudRecorder_Close();
-//                mbtk_audio_mode_set(2);
-                if(record_fd > 0)
-                {
-                    close(record_fd);
-                    record_fd = 0;
-                }
-                mbtk_audio_mode_set(0);
-                mbtk_audio_switch_pcm(0);
-                break;
-            default:
-                return;
-        }
-
-        sleep(1);
+    play_hdl = Ql_AudPlayer_Open(NULL, Ql_cb_playback);
+    if(0 == play_hdl) {
+        printf("Ql_AudPlayer_Open fail\n");
+        close(fd);
+        return -1;
     }
 
-    printf("arec exit\n");
-    return ;
-}
-int main(void)
-{
-    char operator[10];
-    int opt;
-
-    while(1)
-    {
-        printf("=========audio main=========\n"
-            "\t0 exit\n"
-            "\t1 aplay\n"
-            "\t2 arec\n"
-            "\t3 set speaker Volume\n"
-            "\t4 get speaker Volume\n"
-            "\t5 set mic Volume\n"
-            "\t6 get mic Volume\n"
-            "\t7 tts\n"
-            "\t8 tone\n"
-            "operator: >> ");
-
-        fgets(operator, sizeof(operator), stdin);
-        fflush(stdin);
-        opt = atoi(operator);
-        switch (opt)
-        {
-            case 0:
-                printf("main exit\n");
-                return 0;
-            case 1:
-                aplay();
-                break;
-            case 2:
-                arec();
-                break;
-            case 3:
-                mbtk_at_rec(NULL);
-                break;
-            case 4:
-                mbtk_at_play(NULL);
-                break;
-            case 5:
-                break;
-            case 6:
-                break;
-            case 7:
-                break;
-            case 8:
-                break;
-            default:
-                break;
-        }
-
-        sleep(1);
+    if(MBTK_wav_pcm16Le_check(fd)) {
+        printf("MBTK_wav_pcm16Le_check() fail.\n");
+        goto fail;
     }
 
+#if MBTK_PLAY_PA_CONTROL
+    audio_pa_open();
+#endif
+    if(Ql_AudPlayer_PlayFrmFile(play_hdl, fd, 0)) {
+        printf("Ql_AudPlayer_PlayFrmFile() fail.\n");
+        goto fail;
+    }
+
+    if(play_hdl) {
+#if MBTK_PLAY_PA_CONTROL
+        audio_pa_close();
+#endif
+        printf("Play complete.\n");
+        Ql_AudPlayer_Close(play_hdl);
+#if MBTK_PLAY_PA_CONTROL
+        audio_pa_open();
+#endif
+        play_hdl = 0;
+    }
+    close(fd);
     return 0;
+fail:
+    Ql_AudPlayer_Close(play_hdl);
+    close(fd);
+    return -1;
+}
+
+static int recv(const char *path)
+{
+    record_fd = open(path, O_RDWR|O_CREAT|O_TRUNC, 0644);
+    if(record_fd < 0) {
+        printf("open(%s) fail:%d\n", path, errno);
+        return -1;
+    }
+#if MBTK_RECV_PA_CONTROL
+    audio_pa_close();
+#endif
+
+    int hdl = Ql_AudRecorder_Open(NULL, record_cb_func);
+    if(0 == hdl) {
+        printf("Ql_AudRecorder_Open fail\n");
+        close(record_fd);
+        record_fd = -1;
+        return -1;
+    }
+
+    if(MBTK_wav_pcm16Le_set(record_fd)) {
+        printf("MBTK_wav_pcm16Le_set() fail.\n");
+        goto fail;
+    }
+#if MBTK_RECV_PA_CONTROL
+    audio_pa_open();
+#endif
+    if(Ql_AudRecorder_StartRecord()) {
+        printf("Ql_AudRecorder_StartRecord() fail.\n");
+        goto fail;
+    }
+    sleep(10);
+#if MBTK_RECV_PA_CONTROL
+    audio_pa_close();
+#endif
+    Ql_AudRecorder_Close();
+#if MBTK_RECV_PA_CONTROL
+    audio_pa_open();
+#endif
+    printf("Recorder complete.\n");
+    close(record_fd);
+    record_fd = -1;
+    return 0;
+fail:
+    Ql_AudRecorder_Close();
+    close(record_fd);
+    record_fd = -1;
+    return -1;
+}
+
+static void sig_handler(int sig)
+{
+    printf("output signal number: %d.\n", sig);
+    if(play_hdl) {
+        Ql_AudPlayer_Stop(play_hdl);
+    }
+}
+
+static void help()
+{
+    printf("yx_audio_test play/recv file_name\n");
+}
+
+int main(int argc, char *argv[])
+{
+    if(argc != 3) {
+        help();
+        return -1;
+    }
+
+    signal(SIGINT, sig_handler);
+    signal(SIGTERM, sig_handler);
+    signal(SIGTSTP, sig_handler);
+    if(access("/sys/class/gpio/gpio33/value", F_OK)) {
+        system("echo 33 > /sys/class/gpio/export");
+        system("echo out > /sys/class/gpio/gpio33/direction");
+    }
+    gpio33_fd = open("/sys/class/gpio/gpio33/value", O_RDWR);
+
+    if(access("/sys/class/gpio/gpio34/value", F_OK)) {
+        system("echo 34 > /sys/class/gpio/export");
+        system("echo out > /sys/class/gpio/gpio34/direction");
+    }
+    gpio34_fd = open("/sys/class/gpio/gpio34/value", O_RDWR);
+
+    int ret = -1;
+    if(!strcmp(argv[1], "play")) {
+        ret = play(argv[2]);
+    } else if(!strcmp(argv[1], "recv")) {
+        ret = recv(argv[2]);
+    } else {
+        help();
+    }
+
+    if(gpio34_fd > 0) {
+        close(gpio34_fd);
+    }
+
+    if(gpio33_fd > 0) {
+        close(gpio33_fd);
+    }
+    return ret;
 }
diff --git a/mbtk/test/mbtk_dsp_gain_set.c b/mbtk/test/mbtk_dsp_gain_set.c
new file mode 100755
index 0000000..bae9485
--- /dev/null
+++ b/mbtk/test/mbtk_dsp_gain_set.c
@@ -0,0 +1,36 @@
+#include "mbtk_audio_gain.h"
+#include "mbtk_log.h"
+
+static void help()
+{
+    printf("./mbtk_dsp_gain_set spk/mic <gain>\n");
+}
+
+int main(int argc, char *argv[])
+{
+    if(argc != 3) {
+        help();
+        return -1;
+    }
+
+    if(strcmp(argv[1], "spk") && strcmp(argv[1], "mic")) {
+        help();
+        return -1;
+    }
+
+    mbtk_log_init("radio", "MBTK_GAIN");
+
+    CONFIG_DSPGAIN_Direction dir = CONFIG_DSPGAIN_RX;
+    if(!strcmp(argv[1], "mic")) {
+        dir = CONFIG_DSPGAIN_TX;
+    }
+    if(mbtk_dsp_gain_set(dir, atoi(argv[2]))) {
+        printf("\nFail.\n");
+    } else {
+        printf("\nSuccess.\n");
+    }
+
+    return 0;
+}
+
+
diff --git a/mbtk/test/polarssl_demo.c b/mbtk/test/polarssl_demo.c
new file mode 100755
index 0000000..1405fdb
--- /dev/null
+++ b/mbtk/test/polarssl_demo.c
@@ -0,0 +1,488 @@
+#include <stdio.h>
+
+#ifdef MBTK_POLARSSL_SUPPORT
+#include "mbtk_log.h"
+#include "ql/ql_mcm_sim.h"
+#include <sys/socket.h>
+#include <polarssl/net.h>
+#include <polarssl/ssl.h>
+#include <polarssl/entropy.h>
+#include <polarssl/ctr_drbg.h>
+#include <polarssl/certs.h>
+#include <polarssl/x509.h>
+#include <polarssl/error.h>
+#include <polarssl/debug.h>
+#include <polarssl/config.h>
+
+#define DFL_SERVER_NAME         "asr"
+#define DFL_SERVER_ADDR         NULL
+#define DFL_SERVER_PORT         4433
+#define DFL_REQUEST_PAGE        "/"
+#define DFL_REQUEST_SIZE        -1
+#define DFL_DEBUG_LEVEL         0
+#define DFL_NBIO                0
+#define DFL_CA_FILE             "/ca.crt"
+#define DFL_CA_PATH             "/ca.crt"
+#define DFL_CRT_FILE            "/client.crt"
+#define DFL_KEY_FILE            "/client.key"
+#define DFL_PSK                 ""
+#define DFL_PSK_IDENTITY        "Client_identity"
+#define DFL_FORCE_CIPHER        0
+#define DFL_RENEGOTIATION       SSL_RENEGOTIATION_DISABLED
+#define DFL_ALLOW_LEGACY        SSL_LEGACY_NO_RENEGOTIATION
+#define DFL_RENEGOTIATE         0
+#define DFL_EXCHANGES           1
+#define DFL_MIN_VERSION         SSL_MINOR_VERSION_3
+#define DFL_MAX_VERSION         SSL_MINOR_VERSION_3
+#define DFL_AUTH_MODE           SSL_VERIFY_REQUIRED
+#define DFL_MFL_CODE            SSL_MAX_FRAG_LEN_NONE
+#define DFL_TRUNC_HMAC          0
+#define DFL_RECONNECT           0
+#define DFL_RECO_DELAY          0
+#define DFL_TICKETS             SSL_SESSION_TICKETS_ENABLED
+#define DFL_ALPN_STRING         NULL
+
+#define GET_REQUEST "GET %s HTTP/1.0\r\nExtra-header: "
+#define GET_REQUEST_END "\r\n\r\n"
+
+#define  CA_CERT \
+"-----BEGIN CERTIFICATE-----\r\n" \
+"MIIDKjCCAhICCQCOewfZiRCiNjANBgkqhkiG9w0BAQUFADBXMQswCQYDVQQGEwJD\r\n" \
+"TjEQMA4GA1UECBMHU2lDaHVhbjEVMBMGA1UEChMMTU9CSUxFVEVLLkNBMQswCQYD\r\n" \
+"VQQLEwJJVDESMBAGA1UEAxMJTU9CSUxFVEVLMB4XDTE4MDkxODA4MDUzMloXDTMz\r\n" \
+"MDkxOTA4MDUzMlowVzELMAkGA1UEBhMCQ04xEDAOBgNVBAgTB1NpQ2h1YW4xFTAT\r\n" \
+"BgNVBAoTDE1PQklMRVRFSy5DQTELMAkGA1UECxMCSVQxEjAQBgNVBAMTCU1PQklM\r\n" \
+"RVRFSzCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAOkdYJF1h1xjKbY0\r\n" \
+"ipbl88G653PiCh8ZMjmIUYeiDKC8+0wtXZtHvQIl6AncOzBy9XHVOctbKn34exC8\r\n" \
+"SEotMuo2T49vs9VtE8GYu2pOrf3m42NpLRnYAxfm9qw53CMHx+Jn7Oa9fnxa8haA\r\n" \
+"pRc2BTVadWGoS8EEwoZFk0eNb7Z2Gc7U0c+GhISI4oVTTocGvGgMzkvduu5JJbbc\r\n" \
+"BOcNFrii9sRO9vtOYQtqOEg01Uum2Dwp/o2bDLXNJEqAIh4WACiM4iPmmlRHWT2y\r\n" \
+"NjQ3vcbEdrFwbHRtO46+Vw54HnSyCoFb3uCHMNMvXObZ/8AU9E3Cgat4j0sgEeB0\r\n" \
+"hqA4MiMCAwEAATANBgkqhkiG9w0BAQUFAAOCAQEAtEAjf0CjsLgG9ROdmp1qXYft\r\n" \
+"+ndIT5l82KRK57ZQsfdFbnJOvALeF/ICKU0M2TXgJNiGOA5RxDi00YYdMbOIPwVZ\r\n" \
+"JH4b87J/LYdLAGf+Q+kVI6gWH3hPm4Jzfzq/40KVrf3mpa54yWz6ZYtwfxBjrMgr\r\n" \
+"IVe0O5SIJ99lsddgzgUkqYN2vWJW2zZ50xuXOAyo+pOnjzX0wuOcaBT3JCHWJRAb\r\n" \
+"VhJCf9JbswDgnddJerqFtB8pnpAOdGokLCOoM06q3s3P9mhGX+72HXdX7G8CSAuG\r\n" \
+"PVCGf6RaF0/G4B9R1c3du3lZRlQWfx2pxyU0LS86iFQFWqzqcWEXIcULVdcErQ==\r\n" \
+"-----END CERTIFICATE-----\r\n"
+
+const char ca1_cert[]= CA_CERT;
+
+
+struct options
+{
+    const char *server_name;    /* hostname of the server (client only)     */
+    const char *server_addr;    /* address of the server (client only)      */
+    int server_port;            /* port on which the ssl service runs       */
+    int debug_level;            /* level of debugging                       */
+    int nbio;                   /* should I/O be blocking?                  */
+    const char *request_page;   /* page on server to request                */
+    int request_size;           /* pad request with header to requested size */
+    const char *ca_file;        /* the file with the CA certificate(s)      */
+    const char *ca_path;        /* the path with the CA certificate(s) reside */
+    const char *crt_file;       /* the file with the client certificate     */
+    const char *key_file;       /* the file with the client key             */
+    const char *psk;            /* the pre-shared key                       */
+    const char *psk_identity;   /* the pre-shared key identity              */
+    int force_ciphersuite[2];   /* protocol/ciphersuite to use, or all      */
+    int renegotiation;          /* enable / disable renegotiation           */
+    int allow_legacy;           /* allow legacy renegotiation               */
+    int renegotiate;            /* attempt renegotiation?                   */
+    int renego_delay;           /* delay before enforcing renegotiation     */
+    int exchanges;              /* number of data exchanges                 */
+    int min_version;            /* minimum protocol version accepted        */
+    int max_version;            /* maximum protocol version accepted        */
+    int auth_mode;              /* verify mode for connection               */
+    unsigned char mfl_code;     /* code for maximum fragment length         */
+    int trunc_hmac;             /* negotiate truncated hmac or not          */
+    int reconnect;              /* attempt to resume session                */
+    int reco_delay;             /* delay in seconds before resuming session */
+    int tickets;                /* enable / disable session tickets         */
+    const char *alpn_string;    /* ALPN supported protocols                 */
+} opt;
+
+
+static sim_client_handle_type cli_handle;
+int server_fd = -1;
+
+static void my_debug( void *ctx, int level, const char *str )
+{
+    ((void) level);
+
+    fprintf( (FILE *) ctx, "%s", str );
+    fflush(  (FILE *) ctx  );
+}
+
+
+static int ssl_client_init()
+{
+    int ret = 0, len, tail_len, i, written, frags;
+    unsigned char buf[SSL_MAX_CONTENT_LEN + 1];
+    const char *pers = "ssl_client";
+
+    entropy_context entropy;
+    ctr_drbg_context ctr_drbg;
+    ssl_context ssl;
+    ssl_session saved_session;
+    x509_crt cacert;
+    x509_crt clicert;
+    pk_context pkey;
+
+    memset( &ssl, 0, sizeof( ssl_context ) );
+    memset( &saved_session, 0, sizeof( ssl_session ) );
+    x509_crt_init( &cacert );
+    x509_crt_init( &clicert );
+    pk_init( &pkey );
+
+    fflush( stdout );
+
+     /*
+     * 0. Initialize the RNG and the session data
+     */
+
+    entropy_init( &entropy );
+    if( ( ret = ctr_drbg_init( &ctr_drbg, entropy_func, &entropy,
+                               (const unsigned char *) pers,
+                               strlen( pers ) ) ) != 0 )
+    {
+        printf( " failed\n  ! ctr_drbg_init returned -0x%x\n", -ret );
+        goto exit;
+    }
+
+    printf( " ok\n" );
+
+     /*
+     * 1.1. Load the trusted CA
+     */
+    //ret = x509_crt_parse(&cacert,ca1_cert,strlen(ca1_cert));
+    ret = x509_crt_parse_file( &cacert, opt.ca_path );
+    if( ret < 0 )
+    {
+        printf( " failed\n  !  ca x509_crt_parse returned -0x%x\n\n", -ret );
+        goto exit;
+    }
+    printf( " ok\n" );
+
+     /*
+     * 1.2. Load own certificate and private key
+     *
+     * (can be skipped if client authentication is not required)
+     */
+
+    ret = x509_crt_parse_file( &clicert, opt.crt_file );
+    if( ret != 0 )
+    {
+        printf( " failed\n  !  crt x509_crt_parse returned -0x%x\n\n", -ret );
+        goto exit;
+    }
+
+    ret = pk_parse_keyfile( &pkey, opt.key_file, NULL);
+    if( ret != 0 )
+    {
+        printf( " failed\n  !  key x509_crt_parse returned -0x%x\n\n", -ret );
+        goto exit;
+    }
+
+    printf( " ok\n" );
+
+     /*
+     * 2. Setup stuff
+     */
+    printf( "  . Setting up the SSL/TLS structure..." );
+    fflush( stdout );
+
+    if( ( ret = ssl_init( &ssl ) ) != 0 )
+    {
+        printf( " failed\n  ! ssl_init returned -0x%x\n\n", -ret );
+        goto exit;
+    }
+
+    ssl_set_endpoint( &ssl, SSL_IS_CLIENT );
+    ssl_set_authmode( &ssl, opt.auth_mode );
+
+    ssl_set_rng( &ssl, ctr_drbg_random, &ctr_drbg );
+    ssl_set_dbg( &ssl, my_debug, stdout );
+
+    ssl_set_bio( &ssl, net_recv, &server_fd, net_send, &server_fd );
+
+    ssl_set_renegotiation( &ssl, opt.renegotiation );
+    ssl_legacy_renegotiation( &ssl, opt.allow_legacy );
+
+    ssl_set_ca_chain( &ssl, &cacert, NULL, NULL );
+
+    if( ( ret = ssl_set_own_cert( &ssl, &clicert, &pkey ) ) != 0 )
+        {
+            printf( " failed\n  ! ssl_set_own_cert returned %d\n\n", ret );
+            goto exit;
+        }
+    if( opt.min_version != -1 )
+        ssl_set_min_version( &ssl, SSL_MAJOR_VERSION_3, opt.min_version );
+    if( opt.max_version != -1 )
+        ssl_set_max_version( &ssl, SSL_MAJOR_VERSION_3, opt.max_version );
+    printf( " ok\n" );
+    /*
+     * 3. Handshake
+     */
+    printf( "  . Performing the SSL/TLS handshake..." );
+    fflush( stdout );
+
+    while( ( ret = ssl_handshake( &ssl ) ) != 0 )
+    {
+        if( ret != POLARSSL_ERR_NET_WANT_READ && ret != POLARSSL_ERR_NET_WANT_WRITE )
+        {
+            printf( " failed\n  ! ssl_handshake returned -0x%x\n", -ret );
+            if( ret == POLARSSL_ERR_X509_CERT_VERIFY_FAILED )
+                printf(
+                    "    Unable to verify the server's certificate. "
+                        "Either it is invalid,\n"
+                    "    or you didn't set ca_file or ca_path "
+                        "to an appropriate value.\n"
+                    "    Alternatively, you may want to use "
+                        "auth_mode=optional for testing purposes.\n" );
+            printf( "\n" );
+            goto exit;
+        }
+    }
+
+    printf( " ok\n    [ Protocol is %s ]\n    [ Ciphersuite is %s ]\n",
+            ssl_get_version( &ssl ), ssl_get_ciphersuite( &ssl ) );
+
+    /*
+     * 4. Verify the server certificate
+     */
+    printf( "  . Verifying peer X.509 certificate..." );
+
+    if( ( ret = ssl_get_verify_result( &ssl ) ) != 0 )
+    {
+        printf( " failed\n" );
+
+        if( ( ret & BADCERT_EXPIRED ) != 0 )
+            printf( "  ! server certificate has expired\n" );
+
+        if( ( ret & BADCERT_REVOKED ) != 0 )
+            printf( "  ! server certificate has been revoked\n" );
+
+        if( ( ret & BADCERT_CN_MISMATCH ) != 0 )
+            printf( "  ! CN mismatch (expected CN=%s)\n", opt.server_name );
+
+        if( ( ret & BADCERT_NOT_TRUSTED ) != 0 )
+            printf( "  ! self-signed or not signed by a trusted CA\n" );
+
+        printf( "\n" );
+    }
+    else
+        printf( " ok\n" );
+
+    if( ssl_get_peer_cert( &ssl ) != NULL )
+    {
+        printf( "  . Peer certificate information    ...\n" );
+        x509_crt_info( (char *) buf, sizeof( buf ) - 1, "      ",
+                       ssl_get_peer_cert( &ssl ) );
+        printf( "%s\n", buf );
+    }
+    /*
+     * 5. Write the GET request
+     */
+    printf( "  > Write to server:" );
+    fflush( stdout );
+
+    len = snprintf( (char *) buf, sizeof(buf) - 1, GET_REQUEST,
+                    opt.request_page );
+    tail_len = strlen( GET_REQUEST_END );
+
+    /* Add padding to GET request to reach opt.request_size in length */
+    if( opt.request_size != DFL_REQUEST_SIZE &&
+        len + tail_len < opt.request_size )
+    {
+        memset( buf + len, 'A', opt.request_size - len - tail_len );
+        len += opt.request_size - len - tail_len;
+    }
+
+    strncpy( (char *) buf + len, GET_REQUEST_END, sizeof(buf) - len - 1 );
+    len += tail_len;
+
+    /* Truncate if request size is smaller than the "natural" size */
+    if( opt.request_size != DFL_REQUEST_SIZE &&
+        len > opt.request_size )
+    {
+        len = opt.request_size;
+
+        /* Still end with \r\n unless that's really not possible */
+        if( len >= 2 ) buf[len - 2] = '\r';
+        if( len >= 1 ) buf[len - 1] = '\n';
+    }
+
+    for( written = 0, frags = 0; written < len; written += ret, frags++ )
+    {
+        while( ( ret = ssl_write( &ssl, buf + written, len - written ) ) <= 0 )
+        {
+            if( ret != POLARSSL_ERR_NET_WANT_READ && ret != POLARSSL_ERR_NET_WANT_WRITE )
+            {
+                printf( " failed\n  ! ssl_write returned -0x%x\n\n", -ret );
+                goto exit;
+            }
+        }
+    }
+
+    buf[written] = '\0';
+    printf( " %d bytes written in %d fragments\n\n%s\n", written, frags, (char *) buf );
+
+    /*
+     * 6. Read the HTTP response
+     */
+    printf( "  < Read from server:" );
+    fflush( stdout );
+
+    do
+    {
+        len = sizeof( buf ) - 1;
+        memset( buf, 0, sizeof( buf ) );
+        ret = ssl_read( &ssl, buf, len );
+
+        if( ret == POLARSSL_ERR_NET_WANT_READ ||
+            ret == POLARSSL_ERR_NET_WANT_WRITE )
+            continue;
+
+        if( ret <= 0 )
+        {
+            switch( ret )
+            {
+                case POLARSSL_ERR_SSL_PEER_CLOSE_NOTIFY:
+                    printf( " connection was closed gracefully\n" );
+                    ret = 0;
+                    goto close_notify;
+
+                case 0:
+                case POLARSSL_ERR_NET_CONN_RESET:
+                    printf( " connection was reset by peer\n" );
+                    ret = 0;
+                    goto exit;
+
+                default:
+                    printf( " ssl_read returned -0x%x\n", -ret );
+                    goto exit;
+            }
+        }
+
+        len = ret;
+        buf[len] = '\0';
+        printf( " %d bytes read\n\n%s", len, (char *) buf );
+
+        /* End of message should be detected according to the syntax of the
+         * application protocol (eg HTTP), just use a dummy test here. */
+        if( ret > 0 && buf[len-1] == '\n' )
+        {
+            ret = 0;
+            break;
+        }
+    }
+    while( 1 );
+
+    /*
+     * 7. Done, cleanly close the connection
+     */
+close_notify:
+        printf( "  . Closing the connection..." );
+
+        while( ( ret = ssl_close_notify( &ssl ) ) < 0 )
+        {
+            if( ret == POLARSSL_ERR_NET_CONN_RESET )
+            {
+                printf( " ok (already closed by peer)\n" );
+                ret = 0;
+                goto exit;
+            }
+
+            if( ret != POLARSSL_ERR_NET_WANT_READ &&
+                ret != POLARSSL_ERR_NET_WANT_WRITE )
+            {
+                printf( " failed\n  ! ssl_close_notify returned %d\n\n", ret );
+                goto exit;
+            }
+        }
+
+        printf( " ok\n" );
+exit:
+    if( server_fd )
+        net_close( server_fd );
+
+    x509_crt_free( &clicert );
+    x509_crt_free( &cacert );
+    pk_free( &pkey );
+    ssl_session_free( &saved_session );
+    ssl_free( &ssl );
+    ctr_drbg_free( &ctr_drbg );
+    entropy_free( &entropy );
+
+    printf( " ok end\n" );
+    return 0;
+}
+
+int main(int argc, char *argv[])
+{
+    printf("Start!\n");
+
+    opt.server_name         = DFL_SERVER_NAME;
+    opt.server_addr         = DFL_SERVER_ADDR;
+    opt.server_port         = DFL_SERVER_PORT;
+    opt.debug_level         = DFL_DEBUG_LEVEL;
+    opt.nbio                = DFL_NBIO;
+    opt.request_page        = DFL_REQUEST_PAGE;
+    opt.request_size        = DFL_REQUEST_SIZE;
+    opt.ca_file             = DFL_CA_FILE;
+    opt.ca_path             = DFL_CA_PATH;
+    opt.crt_file            = DFL_CRT_FILE;
+    opt.key_file            = DFL_KEY_FILE;
+    opt.psk                 = DFL_PSK;
+    opt.psk_identity        = DFL_PSK_IDENTITY;
+    opt.force_ciphersuite[0]= DFL_FORCE_CIPHER;
+    opt.renegotiation       = DFL_RENEGOTIATION;
+    opt.allow_legacy        = DFL_ALLOW_LEGACY;
+    opt.renegotiate         = DFL_RENEGOTIATE;
+    opt.exchanges           = DFL_EXCHANGES;
+    opt.min_version         = DFL_MIN_VERSION;
+    opt.max_version         = DFL_MAX_VERSION;
+    opt.auth_mode           = DFL_AUTH_MODE;
+    opt.mfl_code            = DFL_MFL_CODE;
+    opt.trunc_hmac          = DFL_TRUNC_HMAC;
+    opt.reconnect           = DFL_RECONNECT;
+    opt.reco_delay          = DFL_RECO_DELAY;
+    opt.tickets             = DFL_TICKETS;
+    opt.alpn_string         = DFL_ALPN_STRING;
+
+
+    if(argc < 3)
+    {
+        printf("input error \n example: mbtk_test ip prot\n");
+        return -1;
+    }
+    opt.server_addr = argv[1];
+    opt.server_port = atoi(argv[2]);
+
+    int ret = -1;
+    if( ( ret = net_connect( &server_fd, opt.server_addr,
+                                         opt.server_port ) ) != 0 )
+    {
+        printf( " failed\n  ! net_connect returned -0x%x\n\n", -ret );
+        return -1;
+    }
+
+    ret = net_set_nonblock( server_fd );
+    if( ret != 0 )
+    {
+        printf( " failed\n  ! net_set_(non)block() returned -0x%x\n\n", -ret );
+        return -1;
+    }
+    printf( " ok\n" );
+    ret = ssl_client_init();
+    printf("ret is %d\n",ret);
+    printf("End!\n");
+    return 0;
+}
+#else
+int main(int argc, char *argv[])
+{
+	printf("No support polarssl.\n");
+	return 0;
+}
+#endif
\ No newline at end of file