diff --git a/ap/lib/libvoice/voiceipc.c b/ap/lib/libvoice/voiceipc.c
index a3f5569..33561f0 100755
--- a/ap/lib/libvoice/voiceipc.c
+++ b/ap/lib/libvoice/voiceipc.c
@@ -23,6 +23,10 @@
 extern int sc_audio_get_tx_voice_mute_state(int *p_mute);
 extern int sc_audio_set_rx_voice_mute_state(int mute);
 extern int sc_audio_get_rx_voice_mute_state(int *p_mute);
+extern int sc_audio_set_rx_voice_vol_gain(int gain);
+extern int sc_audio_get_rx_voice_vol_gain(int     * p_gain);
+extern int sc_audio_set_tx_voice_vol_gain(int gain);
+extern int sc_audio_get_tx_voice_vol_gain(int     * p_gain);
 //extern int sc_audio_set_loopback_enable_state(int enable);
 //extern int sc_audio_get_loopback_enable_state(int *p_enable);
 int ap_audio_set_loopback_enable(int dev_mode,int enable);
@@ -262,6 +266,98 @@
 	}
 }
 
+void ipc_set_rx_voice_vol_gain_rcv(voice_ipc_control_msg msg)
+{
+    int ret = VOICEIPC_OK;
+    int msg_len = 0;
+    int gain = 0;
+
+    //memcpy(&dev_mode, msg.param, msg.param_len);
+    gain = *((int *)msg.param);
+    ret = sc_audio_set_rx_voice_vol_gain(gain);
+
+    //msg.func_id不变
+    msg.param_len = sizeof(int);
+    memcpy(msg.param, &ret, msg.param_len);
+    msg_len = VOICE_HEAD_LEN + msg.param_len;
+
+    ret = write(voice_ipc_fd, &msg, msg_len);
+    
+    if (0 >= ret){
+		printf("%s: write error(%d)!\n", __func__, ret);
+	}
+}
+
+void ipc_get_rx_voice_vol_gain_rcv(voice_ipc_control_msg msg)
+{
+    int ret = VOICEIPC_OK;
+    int msg_len = 0;
+    int *p_vol = NULL;
+
+    p_vol = (int *)msg.param;
+    ret = sc_audio_get_rx_voice_vol_gain(p_vol);
+	
+    //msg.func_id不变
+    msg.param_len = sizeof(int);
+    if(0 == ret)
+        memcpy(msg.param, p_vol, msg.param_len);
+    else
+        memcpy(msg.param, &ret, msg.param_len);
+    msg_len = VOICE_HEAD_LEN + msg.param_len;
+
+    ret = write(voice_ipc_fd, &msg, msg_len);
+    
+    if (0 >= ret){
+		printf("%s: write error(%d)!\n", __func__, ret);
+	}
+}
+
+void ipc_set_tx_voice_vol_gain_rcv(voice_ipc_control_msg msg)
+{
+    int ret = VOICEIPC_OK;
+    int msg_len = 0;
+    int gain = 0;
+
+    //memcpy(&dev_mode, msg.param, msg.param_len);
+    gain = *((int *)msg.param);
+    ret = sc_audio_set_tx_voice_vol_gain(gain);
+
+    //msg.func_id不变
+    msg.param_len = sizeof(int);
+    memcpy(msg.param, &ret, msg.param_len);
+    msg_len = VOICE_HEAD_LEN + msg.param_len;
+
+    ret = write(voice_ipc_fd, &msg, msg_len);
+    
+    if (0 >= ret){
+		printf("%s: write error(%d)!\n", __func__, ret);
+	}
+}
+
+void ipc_get_tx_voice_vol_gain_rcv(voice_ipc_control_msg msg)
+{
+    int ret = VOICEIPC_OK;
+    int msg_len = 0;
+    int *p_vol = NULL;
+
+    p_vol = (int *)msg.param;
+    ret = sc_audio_get_tx_voice_vol_gain(p_vol);
+	
+    //msg.func_id不变
+    msg.param_len = sizeof(int);
+    if(0 == ret)
+        memcpy(msg.param, p_vol, msg.param_len);
+    else
+        memcpy(msg.param, &ret, msg.param_len);
+    msg_len = VOICE_HEAD_LEN + msg.param_len;
+
+    ret = write(voice_ipc_fd, &msg, msg_len);
+    
+    if (0 >= ret){
+		printf("%s: write error(%d)!\n", __func__, ret);
+	}
+}
+
 void ipc_set_tx_voice_vol_rcv(voice_ipc_control_msg msg)
 {
     int ret = VOICEIPC_OK;
@@ -509,6 +605,18 @@
         case IPC_GET_RX_VOICE_VOL:
 			ipc_get_rx_voice_vol_rcv(voice_ctrl_recvmsg[msg.func_id]);
 			break;
+        case IPC_SET_RX_VOICE_VOL_GAIN:
+			ipc_set_rx_voice_vol_gain_rcv(voice_ctrl_recvmsg[msg.func_id]);
+			break;
+        case IPC_GET_RX_VOICE_VOL_GAIN:
+			ipc_get_rx_voice_vol_gain_rcv(voice_ctrl_recvmsg[msg.func_id]);
+			break;
+        case IPC_SET_TX_VOICE_VOL_GAIN:
+			ipc_set_tx_voice_vol_gain_rcv(voice_ctrl_recvmsg[msg.func_id]);
+			break;
+        case IPC_GET_TX_VOICE_VOL_GAIN:
+			ipc_get_tx_voice_vol_gain_rcv(voice_ctrl_recvmsg[msg.func_id]);
+			break;
         case IPC_SET_TX_VOICE_VOL:
 			ipc_set_tx_voice_vol_rcv(voice_ctrl_recvmsg[msg.func_id]);
 			break;