diff --git a/osal/inc/mpp_platform.h b/osal/inc/mpp_platform.h
index 6e383174..46b466e7 100644
--- a/osal/inc/mpp_platform.h
+++ b/osal/inc/mpp_platform.h
@@ -22,6 +22,11 @@
 /*
  * Platform flag detection is for rockchip hardware platform detection
  */
+typedef enum MppIoctlVersion_e {
+    IOCTL_VCODEC_SERVICE,
+    IOCTL_MPP_SERVICE_V1,
+    IOCTL_VERSION_BUTT,
+} MppIoctlVersion;
 
 /*
  * Platform video codec hardware feature
@@ -45,27 +50,27 @@ typedef enum {
 } VPU_CLIENT2_TYPE;
 
 /* RK combined codec */
-#define HAVE_VDPU1        (1 << VPU_CLIENT_VDPU1)       /* 0x00000001 */
-#define HAVE_VDPU2        (1 << VPU_CLIENT_VDPU2)       /* 0x00000002 */
-#define HAVE_VDPU1_PP     (1 << VPU_CLIENT_VDPU1_PP)    /* 0x00000004 */
-#define HAVE_VDPU2_PP     (1 << VPU_CLIENT_VDPU2_PP)    /* 0x00000008 */
+#define HAVE_VDPU1          (1 << VPU_CLIENT_VDPU1)         /* 0x00000001 */
+#define HAVE_VDPU2          (1 << VPU_CLIENT_VDPU2)         /* 0x00000002 */
+#define HAVE_VDPU1_PP       (1 << VPU_CLIENT_VDPU1_PP)      /* 0x00000004 */
+#define HAVE_VDPU2_PP       (1 << VPU_CLIENT_VDPU2_PP)      /* 0x00000008 */
 /* RK standalone decoder */
-#define HAVE_HEVC_DEC     (1 << VPU_CLIENT_HEVC_DEC)    /* 0x00000100 */
-#define HAVE_RKVDEC       (1 << VPU_CLIENT_RKVDEC)      /* 0x00000200 */
-#define HAVE_AVSDEC       (1 << VPU_CLIENT_AVSPLUS_DEC) /* 0x00001000 */
+#define HAVE_HEVC_DEC       (1 << VPU_CLIENT_HEVC_DEC)      /* 0x00000100 */
+#define HAVE_RKVDEC         (1 << VPU_CLIENT_RKVDEC)        /* 0x00000200 */
+#define HAVE_AVSDEC         (1 << VPU_CLIENT_AVSPLUS_DEC)   /* 0x00001000 */
 /* RK standalone encoder */
-#define HAVE_RKVENC       (1 << VPU_CLIENT_RKVENC)      /* 0x00010000 */
-#define HAVE_VEPU1        (1 << VPU_CLIENT_VEPU1)       /* 0x00020000 */
-#define HAVE_VEPU2        (1 << VPU_CLIENT_VEPU2)       /* 0x00040000 */
-#define HAVE_VEPU2_LITE   (1 << VPU_CLIENT_VEPU2_LITE)  /* 0x00080000 */
+#define HAVE_RKVENC         (1 << VPU_CLIENT_RKVENC)        /* 0x00010000 */
+#define HAVE_VEPU1          (1 << VPU_CLIENT_VEPU1)         /* 0x00020000 */
+#define HAVE_VEPU2          (1 << VPU_CLIENT_VEPU2)         /* 0x00040000 */
+#define HAVE_VEPU2_LITE     (1 << VPU_CLIENT_VEPU2_LITE)    /* 0x00080000 */
 /* External encoder */
-#define HAVE_VEPU22       (1 << VPU_CLIENT_VEPU22)      /* 0x01000000 */
+#define HAVE_VEPU22         (1 << VPU_CLIENT_VEPU22)        /* 0x01000000 */
 
 /* Platform image process hardware feature */
-#define HAVE_IPP                (0x00000001)
-#define HAVE_RGA                (0x00000002)
-#define HAVE_RGA2               (0x00000004)
-#define HAVE_IEP                (0x00000008)
+#define HAVE_IPP            (0x00000001)
+#define HAVE_RGA            (0x00000002)
+#define HAVE_RGA2           (0x00000004)
+#define HAVE_IEP            (0x00000008)
 
 /* Hal device id */
 typedef enum MppDeviceId_e {
@@ -80,10 +85,10 @@ typedef enum MppDeviceId_e {
 extern "C" {
 #endif
 
+MppIoctlVersion mpp_get_ioctl_version(void);
 const char *mpp_get_soc_name(void);
 RK_U32 mpp_get_vcodec_type(void);
 RK_U32 mpp_get_2d_hw_flag(void);
-RK_U32 mpp_get_ioctl_version(void);
 RK_U32 mpp_refresh_vcodec_type(RK_U32 vcodec_type);
 const char *mpp_get_platform_dev_name(MppCtxType type, MppCodingType coding, RK_U32 platform);
 const char *mpp_get_vcodec_dev_name(MppCtxType type, MppCodingType coding);
diff --git a/osal/mpp_platform.cpp b/osal/mpp_platform.cpp
index 36bde2fc..696b79c3 100644
--- a/osal/mpp_platform.cpp
+++ b/osal/mpp_platform.cpp
@@ -149,6 +149,7 @@ private:
     MppPlatformService(const MppPlatformService &);
     MppPlatformService &operator=(const MppPlatformService &);
 
+    MppIoctlVersion ioctl_version;
     char            *soc_name;
     RockchipSocType soc_type;
     RK_U32          vcodec_type;
@@ -160,15 +161,17 @@ public:
         return &instance;
     }
 
+    MppIoctlVersion get_ioctl_version(void) { return ioctl_version; };
     const char      *get_soc_name() { return soc_name; };
     RockchipSocType get_soc_type() { return soc_type; };
     RK_U32          get_vcodec_type() { return vcodec_type; };
-    void            refresh_vcodec_type(RK_U32 val) { vcodec_type = val; };
+    void            set_vcodec_type(RK_U32 val) { vcodec_type = val; };
     RK_U32          get_vcodec_capability() { return vcodec_capability; };
 };
 
 MppPlatformService::MppPlatformService()
-    : soc_name(NULL),
+    : ioctl_version(IOCTL_VCODEC_SERVICE),
+      soc_name(NULL),
       vcodec_type(0),
       vcodec_capability(0)
 {
@@ -222,6 +225,7 @@ MppPlatformService::MppPlatformService()
 
     /* if /dev/mpp_service not double check */
     if (mpp_find_device(mpp_service_dev)) {
+        ioctl_version = IOCTL_MPP_SERVICE_V1;
         mpp_dbg(MPP_DBG_PLATFORM, "/dev/mpp_service not double check device\n");
         goto __return;
     }
@@ -280,6 +284,11 @@ MppPlatformService::~MppPlatformService()
     MPP_FREE(soc_name);
 }
 
+MppIoctlVersion mpp_get_ioctl_version(void)
+{
+    return MppPlatformService::get_instance()->get_ioctl_version();
+}
+
 const char *mpp_get_soc_name(void)
 {
     static const char *soc_name = NULL;
@@ -314,27 +323,17 @@ RK_U32 mpp_get_2d_hw_flag(void)
     return flag;
 }
 
-RK_U32 mpp_get_ioctl_version(void)
-{
-    RK_U32 flag = 0;
-
-    flag = mpp_find_device(mpp_service_dev) ? 1 : 0;
-
-    return flag;
-}
-
 RK_U32 mpp_refresh_vcodec_type(RK_U32 vcodec_type)
 {
-    MppPlatformService::get_instance()->refresh_vcodec_type(vcodec_type);
+    MppPlatformService::get_instance()->set_vcodec_type(vcodec_type);
 
     return 0;
 }
 
 const char *mpp_get_platform_dev_name(MppCtxType type, MppCodingType coding, RK_U32 platform)
 {
-    const char *dev = NULL;
-
-    if ((dev = mpp_find_device(mpp_service_dev)) != NULL) {
+    const char *dev = mpp_find_device(mpp_service_dev);
+    if (dev) {
         mpp_log("got the %s\n", dev);
     } else if ((platform & HAVE_RKVDEC) && (type == MPP_CTX_DEC) &&
                (coding == MPP_VIDEO_CodingAVC ||