diff --git a/drivers/amlogic/media/vin/tvin/tvafe/tvafe.c b/drivers/amlogic/media/vin/tvin/tvafe/tvafe.c
index fb5d8f2931dd..6cd3ff361f8b 100644
--- a/drivers/amlogic/media/vin/tvin/tvafe/tvafe.c
+++ b/drivers/amlogic/media/vin/tvin/tvafe/tvafe.c
@@ -976,6 +976,19 @@ static long tvafe_ioctl(struct file *file,
 				__func__, tvin_sig_fmt_str(fmt));
 			break;
 		}
+	case TVIN_IOC_G_AFE_CVBS_STD:
+		{
+			enum tvin_sig_fmt_e fmt = TVIN_SIG_FMT_NULL;
+
+			if (tvafe->cvd2.info.state == TVAFE_CVD2_STATE_FIND)
+				fmt = tvafe->cvd2.config_fmt;
+			if (copy_to_user(argp, &fmt,
+					sizeof(enum tvin_sig_fmt_e)))
+				ret = -EFAULT;
+			tvafe_pr_info("%s: ioctl get fmt:%s.\n",
+				__func__, tvin_sig_fmt_str(fmt));
+			break;
+		}
 	default:
 		ret = -ENOIOCTLCMD;
 		break;
diff --git a/include/linux/amlogic/media/frame_provider/tvin/tvin.h b/include/linux/amlogic/media/frame_provider/tvin/tvin.h
index f933f11f076d..00a03de12eb9 100644
--- a/include/linux/amlogic/media/frame_provider/tvin/tvin.h
+++ b/include/linux/amlogic/media/frame_provider/tvin/tvin.h
@@ -447,6 +447,7 @@ struct tvafe_pin_mux_s {
 #define TVIN_IOC_S_AFE_CVBS_STD     _IOW(_TM_T, 0x1b, enum tvin_sig_fmt_e)
 #define TVIN_IOC_CALLMASTER_SET     _IOW(_TM_T, 0x1c, enum tvin_port_e)
 #define TVIN_IOC_CALLMASTER_GET	    _IO(_TM_T, 0x1d)
+#define TVIN_IOC_G_AFE_CVBS_STD     _IOW(_TM_T, 0x1e, enum tvin_sig_fmt_e)
 #define TVIN_IOC_LOAD_REG          _IOW(_TM_T, 0x20, struct am_regs_s)
 #define TVIN_IOC_S_AFE_SONWON     _IO(_TM_T, 0x22)
 #define TVIN_IOC_S_AFE_SONWOFF     _IO(_TM_T, 0x23)