set same pitch to all plane of NV format
[platform/adaptation/spreadtrum/libtbm-sprd.git] / src / tbm_bufmgr_sprd.c
index bf2366e..2e2dd63 100644 (file)
@@ -48,65 +48,25 @@ SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 #include <fcntl.h>
 #include <errno.h>
 #include <xf86drm.h>
-#include <tbm_bufmgr.h>
-#include <tbm_bufmgr_backend.h>
 #include <drm/sprd_drm.h>
 #include <pthread.h>
-#include <tbm_surface.h>
+#include <tbm_backend.h>
 #include <tbm_drm_helper.h>
-
-#define DEBUG
-#include "tbm_bufmgr_tgl.h"
+#include <tbm_log.h>
 
 //#define USE_CONTIG_ONLY
+//#define USE_CACHE
 #define USE_DMAIMPORT
 
-#define TBM_COLOR_FORMAT_COUNT 4
+#ifdef USE_CACHE
+#include "tbm_bufmgr_tgl.h"
+#endif
 
-#ifdef DEBUG
-#define LOG_TAG    "TBM_BACKEND"
-#include <dlog.h>
-static int bDebug = 0;
+#define TBM_COLOR_FORMAT_COUNT 4
 
 #define SPRD_DRM_NAME "sprd"
 
-static char *
-_target_name(void)
-{
-       static char app_name[128] = {0, };
-       static int initialized = 0;
-       char *slash;
-       FILE *f;
-
-       if (initialized)
-               return app_name;
-
-       /* get the application name */
-       f = fopen("/proc/self/cmdline", "r");
-       if (!f)
-               return NULL;
-
-       if (fgets(app_name, 100, f) == NULL) {
-               fclose(f);
-               return NULL;
-       }
-
-       fclose(f);
-
-       slash = strrchr(app_name, '/');
-       if (slash != NULL)
-               memmove(app_name, slash + 1, strlen(slash));
-
-       initialized = 1;
-
-       return app_name;
-}
-#define TBM_SPRD_LOG(fmt, args...)        LOGE("\033[31m"  "[%s]" fmt "\033[0m", _target_name(), ##args)
-#define DBG(fmt, args...)        if (bDebug&01) LOGE("[%s]" fmt, _target_name(), ##args)
-#else
-#define TBM_SPRD_LOG(...)
-#define DBG(...)
-#endif
+#define STRERR_BUFSIZE 128
 
 #define SIZE_ALIGN(value, base) (((value) + ((base) - 1)) & ~((base) - 1))
 
@@ -114,45 +74,30 @@ _target_name(void)
 #define TBM_SURFACE_ALIGNMENT_PITCH_RGB (128)
 #define TBM_SURFACE_ALIGNMENT_PITCH_YUV (16)
 
-
-/* check condition */
-#define SPRD_RETURN_IF_FAIL(cond) {\
-       if (!(cond)) {\
-               TBM_SPRD_LOG("[%s] : '%s' failed.\n", __FUNCTION__, #cond);\
-               return;\
-       } \
-}
-#define SPRD_RETURN_VAL_IF_FAIL(cond, val) {\
-       if (!(cond)) {\
-               TBM_SPRD_LOG("[%s] : '%s' failed.\n", __FUNCTION__, #cond);\
-               return val;\
-       } \
-}
-
 struct dma_buf_info {
-       unsigned long    size;
-       unsigned int    fence_supported;
-       unsigned int    padding;
+       unsigned long   size;
+       unsigned int    fence_supported;
+       unsigned int    padding;
 };
 
-#define DMA_BUF_ACCESS_READ        0x1
-#define DMA_BUF_ACCESS_WRITE        0x2
-#define DMA_BUF_ACCESS_DMA        0x4
-#define DMA_BUF_ACCESS_MAX        0x8
+#define DMA_BUF_ACCESS_READ            0x1
+#define DMA_BUF_ACCESS_WRITE           0x2
+#define DMA_BUF_ACCESS_DMA             0x4
+#define DMA_BUF_ACCESS_MAX             0x8
 
-#define DMA_FENCE_LIST_MAX         5
+#define DMA_FENCE_LIST_MAX             5
 
 struct dma_buf_fence {
-       unsigned long        ctx;
-       unsigned int        type;
+       unsigned long           ctx;
+       unsigned int            type;
 };
 
-#define DMABUF_IOCTL_BASE    'F'
-#define DMABUF_IOWR(nr, type)    _IOWR(DMABUF_IOCTL_BASE, nr, type)
+#define DMABUF_IOCTL_BASE      'F'
+#define DMABUF_IOWR(nr, type)  _IOWR(DMABUF_IOCTL_BASE, nr, type)
 
-#define DMABUF_IOCTL_GET_INFO    DMABUF_IOWR(0x00, struct dma_buf_info)
-#define DMABUF_IOCTL_GET_FENCE    DMABUF_IOWR(0x01, struct dma_buf_fence)
-#define DMABUF_IOCTL_PUT_FENCE    DMABUF_IOWR(0x02, struct dma_buf_fence)
+#define DMABUF_IOCTL_GET_INFO  DMABUF_IOWR(0x00, struct dma_buf_info)
+#define DMABUF_IOCTL_GET_FENCE DMABUF_IOWR(0x01, struct dma_buf_fence)
+#define DMABUF_IOCTL_PUT_FENCE DMABUF_IOWR(0x02, struct dma_buf_fence)
 
 /* tgl key values */
 #define GLOBAL_KEY   ((unsigned int)(-1))
@@ -183,11 +128,6 @@ union _tbm_bo_cache_state {
 typedef struct _tbm_bufmgr_sprd *tbm_bufmgr_sprd;
 typedef struct _tbm_bo_sprd *tbm_bo_sprd;
 
-typedef struct _sprd_private {
-       int ref_count;
-       struct _tbm_bo_sprd *bo_priv;
-} PrivGem;
-
 /* tbm buffor object for sprd */
 struct _tbm_bo_sprd {
        int fd;
@@ -205,8 +145,6 @@ struct _tbm_bo_sprd {
        unsigned int flags_sprd;
        unsigned int flags_tbm;
 
-       PrivGem *private;
-
        pthread_mutex_t mutex;
        struct dma_buf_fence dma_fence[DMA_FENCE_LIST_MAX];
        int device;
@@ -214,6 +152,8 @@ struct _tbm_bo_sprd {
 
        tbm_bo_cache_state cache_state;
        unsigned int map_cnt;
+
+       tbm_bufmgr_sprd bufmgr_sprd;
 };
 
 /* tbm bufmgr private for sprd */
@@ -225,8 +165,13 @@ struct _tbm_bufmgr_sprd {
 
        int tgl_fd;
 
-       void *bind_display;
        char *device_name;
+       void *bind_display;
+
+       tbm_backend_bufmgr_func *bufmgr_func;
+       tbm_backend_bo_func *bo_func;
+
+       tbm_bufmgr bufmgr;
 };
 
 char *STR_DEVICE[] = {
@@ -246,25 +191,46 @@ char *STR_OPT[] = {
 
 
 uint32_t tbm_sprd_color_format_list[TBM_COLOR_FORMAT_COUNT] = {
-                                    TBM_FORMAT_ARGB8888,
-                                    TBM_FORMAT_XRGB8888,
-                                    TBM_FORMAT_NV12,
-                                    TBM_FORMAT_YUV420
-                                    };
+                                                                               TBM_FORMAT_ARGB8888,
+                                                                               TBM_FORMAT_XRGB8888,
+                                                                               TBM_FORMAT_NV12,
+                                                                               TBM_FORMAT_YUV420
+                                                                       };
+
+#ifdef USE_CACHE
+static inline int
+_tgl_get_version(int fd)
+{
+       struct tgl_ver_data data;
+       int err;
+       char buf[STRERR_BUFSIZE];
+
+       err = ioctl(fd, TGL_IOCTL_GET_VERSION, &data);
+       if (err) {
+               TBM_ERR("error(%s) %s:%d\n",
+                       strerror_r(errno, buf, STRERR_BUFSIZE));
+               return 0;
+       }
+
+       TBM_DBG("tgl version is (%u, %u).\n", data.major, data.minor);
+
+       return 1;
+}
 
 static inline int
 _tgl_init(int fd, unsigned int key)
 {
-       struct tgl_attribute attr;
+       struct tgl_reg_data data;
        int err;
+       char buf[STRERR_BUFSIZE];
 
-       attr.key = key;
-       attr.timeout_ms = 1000;
+       data.key = key;
+       data.timeout_ms = 1000;
 
-       err = ioctl(fd, TGL_IOC_INIT_LOCK, &attr);
+       err = ioctl(fd, TGL_IOCTL_REGISTER, &data);
        if (err) {
-               TBM_SPRD_LOG("[libtbm-sprd:%d] error(%s) %s:%d key:%d\n",
-                            getpid(), strerror(errno), __func__, __LINE__, key);
+               TBM_ERR("error(%s) key:%d\n",
+                       strerror_r(errno, buf, STRERR_BUFSIZE), key);
                return 0;
        }
 
@@ -274,13 +240,15 @@ _tgl_init(int fd, unsigned int key)
 static inline int
 _tgl_destroy(int fd, unsigned int key)
 {
+       struct tgl_reg_data data;
        int err;
+       char buf[STRERR_BUFSIZE];
 
-       err = ioctl(fd, TGL_IOC_DESTROY_LOCK, key);
+       data.key = key;
+       err = ioctl(fd, TGL_IOCTL_UNREGISTER, &data);
        if (err) {
-               TBM_SPRD_LOG("[libtbm-sprd:%d] "
-                            "error(%s) %s:%d key:%d\n",
-                            getpid(), strerror(errno), __func__, __LINE__, key);
+               TBM_ERR("error(%s) key:%d\n",
+                       strerror_r(errno, buf, STRERR_BUFSIZE), key);
                return 0;
        }
 
@@ -288,15 +256,32 @@ _tgl_destroy(int fd, unsigned int key)
 }
 
 static inline int
-_tgl_lock(int fd, unsigned int key)
+_tgl_lock(int fd, unsigned int key, int opt)
 {
+       struct tgl_lock_data data;
        int err;
+       char buf[STRERR_BUFSIZE];
+       enum tgl_type_data tgl_type;
+
+       switch (opt) {
+       case TBM_OPTION_READ:
+               tgl_type = TGL_TYPE_READ;
+               break;
+       case TBM_OPTION_WRITE:
+               tgl_type = TGL_TYPE_WRITE;
+               break;
+       default:
+               tgl_type = TGL_TYPE_NONE;
+               break;
+       }
 
-       err = ioctl(fd, TGL_IOC_LOCK_LOCK, key);
+       data.key = key;
+       data.type = tgl_type;
+
+       err = ioctl(fd, TGL_IOCTL_LOCK, &data);
        if (err) {
-               TBM_SPRD_LOG("[libtbm-sprd:%d] "
-                            "error(%s) %s:%d key:%d\n",
-                            getpid(), strerror(errno), __func__, __LINE__, key);
+               TBM_ERR("error(%s) key:%d opt:%d\n",
+                       strerror_r(errno, buf, STRERR_BUFSIZE), key, opt);
                return 0;
        }
 
@@ -306,33 +291,37 @@ _tgl_lock(int fd, unsigned int key)
 static inline int
 _tgl_unlock(int fd, unsigned int key)
 {
+       struct tgl_lock_data data;
        int err;
+       char buf[STRERR_BUFSIZE];
+
+       data.key = key;
+       data.type = TGL_TYPE_NONE;
 
-       err = ioctl(fd, TGL_IOC_UNLOCK_LOCK, key);
+       err = ioctl(fd, TGL_IOCTL_UNLOCK, &data);
        if (err) {
-               TBM_SPRD_LOG("[libtbm-sprd:%d] "
-                            "error(%s) %s:%d key:%d\n",
-                            getpid(), strerror(errno), __func__, __LINE__, key);
+               TBM_ERR("error(%s) key:%d\n",
+                       strerror_r(errno, buf, STRERR_BUFSIZE), key);
                return 0;
        }
 
        return 1;
 }
 
-#ifdef USE_CACHE
 static inline int
 _tgl_set_data(int fd, unsigned int key, unsigned int val)
 {
+       struct tgl_usr_data data;
        int err;
-       struct tgl_user_data arg;
+       char buf[STRERR_BUFSIZE];
+
+       data.key = key;
+       data.data1 = val;
 
-       arg.key = key;
-       arg.data1 = val;
-       err = ioctl(fd, TGL_IOC_SET_DATA, &arg);
+       err = ioctl(fd, TGL_IOCTL_SET_DATA, &data);
        if (err) {
-               TBM_SPRD_LOG("[libtbm-sprd:%d] "
-                            "error(%s) %s:%d key:%d\n",
-                            getpid(), strerror(errno), __func__, __LINE__, key);
+               TBM_ERR("error(%s) key:%d\n",
+                       strerror_r(errno, buf, STRERR_BUFSIZE), key);
                return 0;
        }
 
@@ -342,22 +331,23 @@ _tgl_set_data(int fd, unsigned int key, unsigned int val)
 static inline unsigned int
 _tgl_get_data(int fd, unsigned int key, unsigned int *locked)
 {
+       struct tgl_usr_data data = { 0, };
        int err;
-       struct tgl_user_data arg = { 0, };
+       char buf[STRERR_BUFSIZE];
 
-       arg.key = key;
-       err = ioctl(fd, TGL_IOC_GET_DATA, &arg);
+       data.key = key;
+
+       err = ioctl(fd, TGL_IOCTL_GET_DATA, &data);
        if (err) {
-               TBM_SPRD_LOG("[libtbm-sprd:%d] "
-                            "error(%s) %s:%d key:%d\n",
-                            getpid(), strerror(errno), __func__, __LINE__, key);
+               TBM_ERR("error(%s) key:%d\n",
+                       strerror_r(errno, buf, STRERR_BUFSIZE), key);
                return 0;
        }
 
        if (locked)
-               *locked = arg.locked;
+               *locked = (unsigned int)data.status;
 
-       return arg.data1;
+       return data.data1;
 }
 #endif
 
@@ -379,13 +369,11 @@ _tbm_sprd_open_drm(void)
                return fd;
 
 #ifdef HAVE_UDEV
-       TBM_SPRD_LOG("[libtbm-sprd:%d] warning %s:%d fail to open drm, "
-                       "so search drm-device by udev\n",
-                       getpid(), __FUNCTION__, __LINE__);
+       TBM_DBG("warning fail to open drm. search drm-device by udev\n");
 
        udev = udev_new();
        if (!udev) {
-               TBM_SPRD_LOG("udev_new() failed.\n");
+               TBM_ERR("udev_new() failed.\n");
                return -1;
        }
 
@@ -404,8 +392,7 @@ _tbm_sprd_open_drm(void)
                if (device_parent) {
                        if (strcmp(udev_device_get_sysname(device_parent), "sprd-drm") == 0) {
                                drm_device = device;
-                               DBG("[%s] Found render device: '%s' (%s)\n",
-                                   _target_name(),
+                               TBM_DBG("Found render device: '%s' (%s)\n",
                                    udev_device_get_syspath(drm_device),
                                    udev_device_get_sysname(device_parent));
                                break;
@@ -419,7 +406,7 @@ _tbm_sprd_open_drm(void)
        /* Get device file path. */
        filepath = udev_device_get_devnode(drm_device);
        if (!filepath) {
-               TBM_SPRD_LOG("udev_device_get_devnode() failed.\n");
+               TBM_ERR("udev_device_get_devnode() failed.\n");
                udev_device_unref(drm_device);
                udev_unref(udev);
                return -1;
@@ -431,18 +418,15 @@ _tbm_sprd_open_drm(void)
        /* Open DRM device file and check validity. */
        fd = open(filepath, O_RDWR | O_CLOEXEC);
        if (fd < 0) {
-               TBM_SPRD_LOG("open(%s, O_RDWR | O_CLOEXEC) failed.\n");
+               TBM_ERR("open(%s, O_RDWR | O_CLOEXEC) failed.\n");
                return -1;
        }
 
        if (fstat(fd, &s)) {
-               TBM_SPRD_LOG("fstat() failed %s.\n");
+               TBM_ERR("fstat() failed %s.\n");
                close(fd);
                return -1;
        }
-#else
-       TBM_SPRD_LOG("[libtbm-sprd:%d] warning %s:%d fail to open drm\n",
-                     getpid(), __FUNCTION__, __LINE__);
 #endif
 
        return fd;
@@ -452,13 +436,14 @@ _tbm_sprd_open_drm(void)
 static int
 _sprd_bo_cache_flush(tbm_bufmgr_sprd bufmgr_sprd, tbm_bo_sprd bo_sprd, int flags)
 {
-       SPRD_RETURN_VAL_IF_FAIL(bufmgr_sprd != NULL, 0);
-       SPRD_RETURN_VAL_IF_FAIL(bo_sprd != NULL, 0);
+       TBM_RETURN_VAL_IF_FAIL(bufmgr_sprd != NULL, 0);
 
        /* cache flush is managed by kernel side when using dma-fence. */
        if (bufmgr_sprd->use_dma_fence)
                return 1;
-
+// TODO: The tm1 kernel does not support ioctl for cache flush right now.
+//       The drm in tm1 kernel has to support cache_flush to turn on this feature(TBM_SRPD_CACHE_FLUSH).
+#if TBM_SRPD_CACHE_FLUSH
        struct drm_sprd_gem_cache_op cache_op = {0, };
        int ret;
 
@@ -492,13 +477,12 @@ _sprd_bo_cache_flush(tbm_bufmgr_sprd bufmgr_sprd, tbm_bo_sprd bo_sprd, int flags
                cache_op.flags |= SPRD_DRM_ALL_CACHES_CORES;
 
        ret = drmCommandWriteRead(bufmgr_sprd->fd, DRM_SPRD_GEM_CACHE_OP, &cache_op,
-                                  sizeof(cache_op));
+                       sizeof(cache_op));
        if (ret) {
-               TBM_SPRD_LOG("[libtbm-sprd:%d] "
-                             "error %s:%d fail to flush the cache.\n",
-                             getpid(), __FUNCTION__, __LINE__);
+               TBM_ERR("error fail to flush the cache.\n");
                return 0;
        }
+#endif
 
        return 1;
 }
@@ -507,15 +491,15 @@ _sprd_bo_cache_flush(tbm_bufmgr_sprd bufmgr_sprd, tbm_bo_sprd bo_sprd, int flags
 static int
 _bo_init_cache_state(tbm_bufmgr_sprd bufmgr_sprd, tbm_bo_sprd bo_sprd, int import)
 {
-       SPRD_RETURN_VAL_IF_FAIL(bo_sprd != NULL, 0);
-       SPRD_RETURN_VAL_IF_FAIL(bufmgr_sprd != NULL, 0);
+#ifdef USE_CACHE
+       TBM_RETURN_VAL_IF_FAIL(bo_sprd != NULL, 0);
+       TBM_RETURN_VAL_IF_FAIL(bufmgr_sprd != NULL, 0);
 
        if (bufmgr_sprd->use_dma_fence)
                return 1;
 
        _tgl_init(bufmgr_sprd->tgl_fd, bo_sprd->name);
 
-#ifdef USE_CACHE
        tbm_bo_cache_state cache_state;
 
        if (import == 0) {
@@ -534,8 +518,8 @@ static int
 _bo_set_cache_state(tbm_bufmgr_sprd bufmgr_sprd, tbm_bo_sprd bo_sprd, int device, int opt)
 {
 #ifdef USE_CACHE
-       SPRD_RETURN_VAL_IF_FAIL(bo_sprd != NULL, 0);
-       SPRD_RETURN_VAL_IF_FAIL(bufmgr_sprd != NULL, 0);
+       TBM_RETURN_VAL_IF_FAIL(bo_sprd != NULL, 0);
+       TBM_RETURN_VAL_IF_FAIL(bufmgr_sprd != NULL, 0);
 
        char need_flush = 0;
        unsigned short cntFlush = 0;
@@ -546,7 +530,7 @@ _bo_set_cache_state(tbm_bufmgr_sprd bufmgr_sprd, tbm_bo_sprd bo_sprd, int device
        if (bo_sprd->flags_sprd & SPRD_BO_NONCACHABLE)
                return 1;
 
-       /* get cache state of a bo */
+       /* get cache state of a bo_sprd */
        bo_sprd->cache_state.val = _tgl_get_data(bufmgr_sprd->tgl_fd, bo_sprd->name, NULL);
 
        /* get global cache flush count */
@@ -585,8 +569,7 @@ _bo_set_cache_state(tbm_bufmgr_sprd bufmgr_sprd, tbm_bo_sprd bo_sprd, int device
                /* call cache flush */
                _sprd_bo_cache_flush(bufmgr_sprd, bo_sprd, need_flush);
 
-               DBG("[libtbm:%d] \tcache(%d,%d)....flush:0x%x, cntFlush(%d)\n",
-                   getpid(),
+               TBM_DBG("\tcache(%d,%d)....flush:0x%x, cntFlush(%d)\n",
                    bo_sprd->cache_state.data.isCached,
                    bo_sprd->cache_state.data.isDirtied,
                    need_flush,
@@ -601,8 +584,8 @@ static int
 _bo_save_cache_state(tbm_bufmgr_sprd bufmgr_sprd, tbm_bo_sprd bo_sprd)
 {
 #ifdef USE_CACHE
-       SPRD_RETURN_VAL_IF_FAIL(bo_sprd != NULL, 0);
-       SPRD_RETURN_VAL_IF_FAIL(bufmgr_sprd != NULL, 0);
+       TBM_RETURN_VAL_IF_FAIL(bo_sprd != NULL, 0);
+       TBM_RETURN_VAL_IF_FAIL(bufmgr_sprd != NULL, 0);
 
        if (bufmgr_sprd->use_dma_fence)
                return 1;
@@ -623,19 +606,22 @@ _bo_save_cache_state(tbm_bufmgr_sprd bufmgr_sprd, tbm_bo_sprd bo_sprd)
 static void
 _bo_destroy_cache_state(tbm_bufmgr_sprd bufmgr_sprd, tbm_bo_sprd bo_sprd)
 {
-       SPRD_RETURN_IF_FAIL(bo_sprd != NULL);
-       SPRD_RETURN_IF_FAIL(bufmgr_sprd != NULL);
+#ifdef USE_CACHE
+       TBM_RETURN_IF_FAIL(bo_sprd != NULL);
+       TBM_RETURN_IF_FAIL(bufmgr_sprd != NULL);
 
        if (bufmgr_sprd->use_dma_fence)
                return;
 
        _tgl_destroy(bufmgr_sprd->tgl_fd, bo_sprd->name);
+#endif
 }
 
 static int
 _bufmgr_init_cache_state(tbm_bufmgr_sprd bufmgr_sprd)
 {
-       SPRD_RETURN_VAL_IF_FAIL(bufmgr_sprd != NULL, 0);
+#ifdef USE_CACHE
+       TBM_RETURN_VAL_IF_FAIL(bufmgr_sprd != NULL, 0);
 
        if (bufmgr_sprd->use_dma_fence)
                return 1;
@@ -644,21 +630,22 @@ _bufmgr_init_cache_state(tbm_bufmgr_sprd bufmgr_sprd)
        bufmgr_sprd->tgl_fd = open(tgl_devfile, O_RDWR);
 
        if (bufmgr_sprd->tgl_fd < 0) {
-               bufmgr_sprd->tgl_fd = open(tgl_devfile1, O_RDWR);
-               if (bufmgr_sprd->tgl_fd < 0) {
-                       TBM_SPRD_LOG("[libtbm-sprd:%d] "
-                                      "error: Fail to open global_lock:%s\n",
-                                      getpid(), tgl_devfile);
-                       return 0;
-               }
+           bufmgr_sprd->tgl_fd = open(tgl_devfile1, O_RDWR);
+           if (bufmgr_sprd->tgl_fd < 0) {
+                   TBM_ERR("fail to open global_lock:%s\n",
+                                       tgl_devfile1);
+                   return 0;
+           }
        }
 
-#ifdef USE_CACHE
-       if (!_tgl_init(bufmgr_sprd->tgl_fd, GLOBAL_KEY)) {
-               TBM_SPRD_LOG("[libtbm-sprd:%d] "
-                              "error: Fail to initialize the tgl\n",
-                              getpid());
+       if (!_tgl_get_version(bufmgr_sprd->tgl_fd)) {
+               TBM_ERR("fail to get tgl_version. tgl init failed.\n");
+               close(bufmgr_sprd->tgl_fd);
+               return 0;
+       }
 
+       if (!_tgl_init(bufmgr_sprd->tgl_fd, GLOBAL_KEY)) {
+               TBM_ERR("fail to initialize the tgl\n");
                close(bufmgr_sprd->tgl_fd);
                return 0;
        }
@@ -670,13 +657,15 @@ _bufmgr_init_cache_state(tbm_bufmgr_sprd bufmgr_sprd)
 static void
 _bufmgr_deinit_cache_state(tbm_bufmgr_sprd bufmgr_sprd)
 {
-       SPRD_RETURN_IF_FAIL(bufmgr_sprd != NULL);
+#ifdef USE_CACHE
+       TBM_RETURN_IF_FAIL(bufmgr_sprd != NULL);
 
        if (bufmgr_sprd->use_dma_fence)
                return;
 
        if (bufmgr_sprd->tgl_fd >= 0)
                close(bufmgr_sprd->tgl_fd);
+#endif
 }
 
 #ifndef USE_CONTIG_ONLY
@@ -733,9 +722,7 @@ _get_name(int fd, unsigned int gem)
 
        arg.handle = gem;
        if (drmIoctl(fd, DRM_IOCTL_GEM_FLINK, &arg)) {
-               TBM_SPRD_LOG("[libtbm-sprd:%d] "
-                             "error %s:%d fail to get flink gem=%d\n",
-                             getpid(), __FUNCTION__, __LINE__, gem);
+               TBM_ERR("fail to DRM_IOCTL_GEM_FLINK gem:%d", gem);
                return 0;
        }
 
@@ -746,6 +733,7 @@ static tbm_bo_handle
 _sprd_bo_handle(tbm_bo_sprd bo_sprd, int device)
 {
        tbm_bo_handle bo_handle;
+
        memset(&bo_handle, 0x0, sizeof(uint64_t));
 
        switch (device) {
@@ -760,9 +748,7 @@ _sprd_bo_handle(tbm_bo_sprd bo_sprd, int device)
                        arg.handle = bo_sprd->gem;
                        arg.size = bo_sprd->size;
                        if (drmCommandWriteRead(bo_sprd->fd, DRM_SPRD_GEM_MMAP, &arg, sizeof(arg))) {
-                               TBM_SPRD_LOG("[libtbm-sprd:%d] "
-                                             "error %s:%d Cannot usrptr gem=%d\n",
-                                             getpid(), __FUNCTION__, __LINE__, bo_sprd->gem);
+                               TBM_ERR("error Cannot usrptr gem=%d\n", bo_sprd->gem);
                                return (tbm_bo_handle) NULL;
                        }
                        bo_sprd->pBase = (void *)((uint32_t)arg.mapped);
@@ -776,9 +762,7 @@ _sprd_bo_handle(tbm_bo_sprd bo_sprd, int device)
                        struct drm_prime_handle arg = {0, };
                        arg.handle = bo_sprd->gem;
                        if (drmIoctl(bo_sprd->fd, DRM_IOCTL_PRIME_HANDLE_TO_FD, &arg)) {
-                               TBM_SPRD_LOG("[libtbm-sprd:%d] "
-                                             "error %s:%d Cannot dmabuf=%d\n",
-                                             getpid(), __FUNCTION__, __LINE__, bo_sprd->gem);
+                               TBM_ERR("error Cannot dmabuf=%d\n", bo_sprd->gem);
                                return (tbm_bo_handle) NULL;
                        }
                        bo_sprd->dmabuf = arg.fd;
@@ -792,19 +776,14 @@ _sprd_bo_handle(tbm_bo_sprd bo_sprd, int device)
        case TBM_DEVICE_MM:
 #ifdef USE_HEAP_ID
                //TODO : Add ioctl for GSP MAP once available.
-               DBG("[libtbm-sprd:%d] %s In case TBM_DEVICE_MM:  \n", getpid(),
-                    __FUNCTION_);
-               _
-
+               TBM_DBG("%s In case TBM_DEVICE_MM:  \n", __FUNCTION_);
 #else
                if (!bo_sprd->dmabuf) {
                        struct drm_prime_handle arg = {0, };
 
                        arg.handle = bo_sprd->gem;
                        if (drmIoctl(bo_sprd->fd, DRM_IOCTL_PRIME_HANDLE_TO_FD, &arg)) {
-                               TBM_SPRD_LOG("[libtbm-sprd:%d] "
-                                             "error %s:%d Cannot dmabuf=%d\n",
-                                             getpid(), __FUNCTION__, __LINE__, bo_sprd->gem);
+                               TBM_ERR("error Cannot dmabuf=%d\n", bo_sprd->gem);
                                return (tbm_bo_handle) NULL;
                        }
                        bo_sprd->dmabuf = arg.fd;
@@ -814,6 +793,7 @@ _sprd_bo_handle(tbm_bo_sprd bo_sprd, int device)
 #endif
                break;
        default:
+               TBM_ERR("Not supported device:%d\n", device);
                bo_handle.ptr = (void *) NULL;
                break;
        }
@@ -821,314 +801,462 @@ _sprd_bo_handle(tbm_bo_sprd bo_sprd, int device)
        return bo_handle;
 }
 
-static int
-tbm_sprd_bo_size(tbm_bo bo)
+static tbm_bufmgr_capability
+tbm_sprd_bufmgr_get_capabilities(tbm_backend_bufmgr_data *bufmgr_data, tbm_error_e *error)
 {
-       SPRD_RETURN_VAL_IF_FAIL(bo != NULL, 0);
+       tbm_bufmgr_capability capabilities = TBM_BUFMGR_CAPABILITY_NONE;
 
-       tbm_bo_sprd bo_sprd;
+       capabilities = TBM_BUFMGR_CAPABILITY_SHARE_KEY|TBM_BUFMGR_CAPABILITY_SHARE_FD;
 
-       bo_sprd = (tbm_bo_sprd)tbm_backend_get_bo_priv(bo);
+       if (error)
+               *error = TBM_ERROR_NONE;
 
-       return bo_sprd->size;
+       return capabilities;
 }
 
-static void *
-tbm_sprd_bo_alloc(tbm_bo bo, int size, int flags)
+static tbm_error_e
+tbm_sprd_bufmgr_bind_native_display(tbm_backend_bufmgr_data *bufmgr_data, tbm_native_display *native_display)
 {
-       SPRD_RETURN_VAL_IF_FAIL(bo != NULL, 0);
+       tbm_bufmgr_sprd bufmgr_sprd = (tbm_bufmgr_sprd)bufmgr_data;
+       TBM_RETURN_VAL_IF_FAIL(bufmgr_sprd != NULL, TBM_ERROR_INVALID_PARAMETER);
 
-       tbm_bo_sprd bo_sprd;
-       tbm_bufmgr_sprd bufmgr_sprd;
-       unsigned int sprd_flags;
-
-       bufmgr_sprd = (tbm_bufmgr_sprd)tbm_backend_get_bufmgr_priv(bo);
-       SPRD_RETURN_VAL_IF_FAIL(bufmgr_sprd != NULL, 0);
-
-       bo_sprd = calloc(1, sizeof(struct _tbm_bo_sprd));
-       if (!bo_sprd) {
-               TBM_SPRD_LOG("[libtbm-sprd:%d] "
-                             "error %s:%d fail to allocate the bo private\n",
-                             getpid(), __FUNCTION__, __LINE__);
-               return 0;
+       if (!tbm_drm_helper_wl_auth_server_init(native_display, bufmgr_sprd->fd,
+                                          bufmgr_sprd->device_name, 0)) {
+               TBM_ERR("fail to tbm_drm_helper_wl_server_init\n");
+               return TBM_ERROR_INVALID_OPERATION;
        }
 
-#ifdef USE_CONTIG_ONLY
-       flags = TBM_BO_SCANOUT;
-       sprd_flags = SPRD_BO_CONTIG;
-#else
-       sprd_flags = _get_sprd_flag_from_tbm(flags);
-       if ((flags & TBM_BO_SCANOUT) &&
-           size <= 4 * 1024) {
-               sprd_flags |= SPRD_BO_NONCONTIG;
-       }
-#endif // USE_CONTIG_ONLY
-       struct drm_sprd_gem_create arg = {0, };
-       arg.size = (uint64_t)size;
-       arg.flags = sprd_flags;
-       if (drmCommandWriteRead(bufmgr_sprd->fd, DRM_SPRD_GEM_CREATE, &arg,
-                               sizeof(arg))) {
-               TBM_SPRD_LOG("[libtbm-sprd:%d] "
-                             "error %s:%d Cannot create bo(flag:%x, size:%d)\n",
-                             getpid(), __FUNCTION__, __LINE__, arg.flags, (unsigned int)arg.size);
-               free(bo_sprd);
-               return 0;
-       }
+       bufmgr_sprd->bind_display = native_display;
 
-       bo_sprd->fd = bufmgr_sprd->fd;
-       bo_sprd->gem = arg.handle;
-       bo_sprd->size = size;
-       bo_sprd->flags_tbm = flags;
-       bo_sprd->flags_sprd = sprd_flags;
-       bo_sprd->name = _get_name(bo_sprd->fd, bo_sprd->gem);
+       return TBM_ERROR_NONE;
+}
 
-       if (!_bo_init_cache_state(bufmgr_sprd, bo_sprd, 0)) {
-               TBM_SPRD_LOG("error fail init cache state(%d)\n", bo_sprd->name);
-               free(bo_sprd);
-               return 0;
-       }
+static tbm_error_e
+tbm_sprd_bufmgr_get_supported_formats(tbm_backend_bufmgr_data *bufmgr_data,
+                                                       uint32_t **formats, uint32_t *num)
+{
+       tbm_bufmgr_sprd bufmgr_sprd = (tbm_bufmgr_sprd)bufmgr_data;
+       uint32_t *color_formats;
 
-       pthread_mutex_init(&bo_sprd->mutex, NULL);
+       TBM_RETURN_VAL_IF_FAIL(bufmgr_sprd != NULL, TBM_ERROR_INVALID_PARAMETER);
 
-       if (bufmgr_sprd->use_dma_fence
-           && !bo_sprd->dmabuf) {
-               struct drm_prime_handle arg = {0, };
+       color_formats = (uint32_t *)calloc(1, sizeof(uint32_t) * TBM_COLOR_FORMAT_COUNT);
+       if (color_formats == NULL)
+               return TBM_ERROR_OUT_OF_MEMORY;
 
-               arg.handle = bo_sprd->gem;
-               if (drmIoctl(bo_sprd->fd, DRM_IOCTL_PRIME_HANDLE_TO_FD, &arg)) {
-                       TBM_SPRD_LOG("[libtbm-sprd:%d] "
-                                     "error %s:%d Cannot dmabuf=%d\n",
-                                     getpid(), __FUNCTION__, __LINE__, bo_sprd->gem);
-                       free(bo_sprd);
-                       return 0;
-               }
-               bo_sprd->dmabuf = arg.fd;
-       }
+       memcpy(color_formats, tbm_sprd_color_format_list, sizeof(uint32_t)*TBM_COLOR_FORMAT_COUNT);
 
-       /* add bo to hash */
-       PrivGem *privGem = calloc(1, sizeof(PrivGem));
-       privGem->ref_count = 1;
-       privGem->bo_priv = bo_sprd;
-       if (drmHashInsert(bufmgr_sprd->hashBos, bo_sprd->name, (void *)privGem) < 0) {
-               TBM_SPRD_LOG("[libtbm-sprd:%d] "
-                             "error %s:%d Cannot insert bo to Hash(%d)\n",
-                             getpid(), __FUNCTION__, __LINE__, bo_sprd->name);
-       }
+       *formats = color_formats;
+       *num = TBM_COLOR_FORMAT_COUNT;
 
-       DBG("[libtbm-sprd:%d] %s size:%d, gem:%d(%d), flags:%d(%d)\n", getpid(),
-            __FUNCTION__, bo_sprd->size,
-            bo_sprd->gem, bo_sprd->name,
-            flags, sprd_flags);
+       TBM_DBG("supported format count = %d\n", *num);
 
-       return (void *)bo_sprd;
+       return TBM_ERROR_NONE;
 }
 
-static void
-tbm_sprd_bo_free(tbm_bo bo)
+static tbm_error_e
+tbm_sprd_bufmgr_get_plane_data(tbm_backend_bufmgr_data *bufmgr_data,
+                                                       tbm_format format, int plane_idx, int width,
+                                                       int height, uint32_t *size, uint32_t *offset,
+                                                       uint32_t *pitch, int *bo_idx)
 {
-       tbm_bo_sprd bo_sprd;
-       tbm_bufmgr_sprd bufmgr_sprd;
-
-       if (!bo)
-               return;
+       tbm_bufmgr_sprd bufmgr_sprd = (tbm_bufmgr_sprd)bufmgr_data;
+       int bpp;
+       int _offset = 0;
+       int _pitch = 0;
+       int _size = 0;
+       int _bo_idx = 0;
+       int _align_height = 0;
 
-       bufmgr_sprd = (tbm_bufmgr_sprd)tbm_backend_get_bufmgr_priv(bo);
-       SPRD_RETURN_IF_FAIL(bufmgr_sprd != NULL);
+       TBM_RETURN_VAL_IF_FAIL(bufmgr_sprd != NULL, TBM_ERROR_INVALID_PARAMETER);
 
-       bo_sprd = (tbm_bo_sprd)tbm_backend_get_bo_priv(bo);
-       SPRD_RETURN_IF_FAIL(bo_sprd != NULL);
+       switch (format) {
+               /* 16 bpp RGB */
+       case TBM_FORMAT_XRGB4444:
+       case TBM_FORMAT_XBGR4444:
+       case TBM_FORMAT_RGBX4444:
+       case TBM_FORMAT_BGRX4444:
+       case TBM_FORMAT_ARGB4444:
+       case TBM_FORMAT_ABGR4444:
+       case TBM_FORMAT_RGBA4444:
+       case TBM_FORMAT_BGRA4444:
+       case TBM_FORMAT_XRGB1555:
+       case TBM_FORMAT_XBGR1555:
+       case TBM_FORMAT_RGBX5551:
+       case TBM_FORMAT_BGRX5551:
+       case TBM_FORMAT_ARGB1555:
+       case TBM_FORMAT_ABGR1555:
+       case TBM_FORMAT_RGBA5551:
+       case TBM_FORMAT_BGRA5551:
+       case TBM_FORMAT_RGB565:
+               bpp = 16;
+               _offset = 0;
+               _pitch = SIZE_ALIGN((width * bpp) >> 3, TBM_SURFACE_ALIGNMENT_PITCH_RGB);
+               _size = SIZE_ALIGN(_pitch * height, TBM_SURFACE_ALIGNMENT_PLANE);
+               _bo_idx = 0;
+               break;
+               /* 24 bpp RGB */
+       case TBM_FORMAT_RGB888:
+       case TBM_FORMAT_BGR888:
+               bpp = 24;
+               _offset = 0;
+               _pitch = SIZE_ALIGN((width * bpp) >> 3, TBM_SURFACE_ALIGNMENT_PITCH_RGB);
+               _size = SIZE_ALIGN(_pitch * height, TBM_SURFACE_ALIGNMENT_PLANE);
+               _bo_idx = 0;
+               break;
+               /* 32 bpp RGB */
+       case TBM_FORMAT_XRGB8888:
+       case TBM_FORMAT_XBGR8888:
+       case TBM_FORMAT_RGBX8888:
+       case TBM_FORMAT_BGRX8888:
+       case TBM_FORMAT_ARGB8888:
+       case TBM_FORMAT_ABGR8888:
+       case TBM_FORMAT_RGBA8888:
+       case TBM_FORMAT_BGRA8888:
+               bpp = 32;
+               _offset = 0;
+               _pitch = SIZE_ALIGN((width * bpp) >> 3, TBM_SURFACE_ALIGNMENT_PITCH_RGB);
+               _size = SIZE_ALIGN(_pitch * height, TBM_SURFACE_ALIGNMENT_PLANE);
+               _bo_idx = 0;
+               break;
 
-       DBG("[libtbm-sprd:%d] %s size:%d, gem:%d(%d)\n",
-            getpid(), __FUNCTION__, bo_sprd->size, bo_sprd->gem, bo_sprd->name);
+               /* packed YCbCr */
+       case TBM_FORMAT_YUYV:
+       case TBM_FORMAT_YVYU:
+       case TBM_FORMAT_UYVY:
+       case TBM_FORMAT_VYUY:
+       case TBM_FORMAT_AYUV:
+               bpp = 32;
+               _offset = 0;
+               _pitch = SIZE_ALIGN((width * bpp) >> 3, TBM_SURFACE_ALIGNMENT_PITCH_YUV);
+               _size = SIZE_ALIGN(_pitch * height, TBM_SURFACE_ALIGNMENT_PLANE);
+               _bo_idx = 0;
+               break;
 
-       if (bo_sprd->pBase) {
-               if (munmap(bo_sprd->pBase, bo_sprd->size) == -1) {
-                       TBM_SPRD_LOG("[libtbm-sprd:%d] "
-                                     "error %s:%d\n",
-                                     getpid(), __FUNCTION__, __LINE__);
+               /*
+               * 2 plane YCbCr
+               * index 0 = Y plane, [7:0] Y
+               * index 1 = Cr:Cb plane, [15:0] Cr:Cb little endian
+               * or
+               * index 1 = Cb:Cr plane, [15:0] Cb:Cr little endian
+               */
+       case TBM_FORMAT_NV12:
+       case TBM_FORMAT_NV21:
+               bpp = 12;
+//             if (plane_idx == 0)
+               {
+                       _offset = 0;
+                       _pitch = SIZE_ALIGN(width , TBM_SURFACE_ALIGNMENT_PITCH_YUV);
+                       _align_height = SIZE_ALIGN(height, TBM_SURFACE_ALIGNMENT_PITCH_YUV);
+                       _size = SIZE_ALIGN(_pitch * _align_height, TBM_SURFACE_ALIGNMENT_PLANE);
+                       _bo_idx = 0;
+                       if (plane_idx == 0)
+                               break;
                }
-       }
-
-       /* closedmabuf */
-       if (bo_sprd->dmabuf) {
-               close(bo_sprd->dmabuf);
-               bo_sprd->dmabuf = 0;
-       }
-
-       /* delete bo from hash */
-       PrivGem *privGem = NULL;
-       int ret;
-
-       ret = drmHashLookup(bufmgr_sprd->hashBos, bo_sprd->name, (void **)&privGem);
-       if (ret == 0) {
-               privGem->ref_count--;
-               if (privGem->ref_count == 0) {
-                       drmHashDelete(bufmgr_sprd->hashBos, bo_sprd->name);
-                       free(privGem);
-                       privGem = NULL;
+//             else if (plane_idx == 1)
+               {
+                       _offset = _size;
+                       _pitch = SIZE_ALIGN(width , TBM_SURFACE_ALIGNMENT_PITCH_YUV);
+                       _align_height = SIZE_ALIGN(height / 2, TBM_SURFACE_ALIGNMENT_PITCH_YUV);
+                       _size = SIZE_ALIGN(_pitch * _align_height, TBM_SURFACE_ALIGNMENT_PLANE);
+                       _bo_idx = 0;
                }
-       } else {
-               TBM_SPRD_LOG("[libtbm-sprd:%d] "
-                             "warning %s:%d Cannot find bo to Hash(%d), ret=%d\n",
-                             getpid(), __FUNCTION__, __LINE__, bo_sprd->name, ret);
-       }
-
-       _bo_destroy_cache_state(bufmgr_sprd, bo_sprd);
-
-       /* Free gem handle */
-       struct drm_gem_close arg = {0, };
-       memset(&arg, 0, sizeof(arg));
-       arg.handle = bo_sprd->gem;
-       if (drmIoctl(bo_sprd->fd, DRM_IOCTL_GEM_CLOSE, &arg)) {
-               TBM_SPRD_LOG("[libtbm-sprd:%d] "
-                             "error %s:%d\n",
-                             getpid(), __FUNCTION__, __LINE__);
-       }
-
-       free(bo_sprd);
-}
-
-
-static void *
-tbm_sprd_bo_import(tbm_bo bo, unsigned int key)
-{
-       SPRD_RETURN_VAL_IF_FAIL(bo != NULL, 0);
+               break;
 
-       tbm_bufmgr_sprd bufmgr_sprd;
-       tbm_bo_sprd bo_sprd;
-       PrivGem *privGem = NULL;
-       int ret;
+       case TBM_FORMAT_NV16:
+       case TBM_FORMAT_NV61:
+               bpp = 16;
+               //if(plane_idx == 0)
+               {
+                       _offset = 0;
+                       _pitch = SIZE_ALIGN(width, TBM_SURFACE_ALIGNMENT_PITCH_YUV);
+                       _size = SIZE_ALIGN(_pitch * height, TBM_SURFACE_ALIGNMENT_PLANE);
+                       _bo_idx = 0;
+                       if (plane_idx == 0)
+                               break;
+               }
+               //else if( plane_idx ==1 )
+               {
+                       _offset += _size;
+                       _pitch = SIZE_ALIGN(width, TBM_SURFACE_ALIGNMENT_PITCH_YUV);
+                       _size = SIZE_ALIGN(_pitch * height, TBM_SURFACE_ALIGNMENT_PLANE);
+                       _bo_idx = 0;
+               }
+               break;
 
-       bufmgr_sprd = (tbm_bufmgr_sprd)tbm_backend_get_bufmgr_priv(bo);
-       SPRD_RETURN_VAL_IF_FAIL(bufmgr_sprd != NULL, 0);
+               /*
+               * 3 plane YCbCr
+               * index 0: Y plane, [7:0] Y
+               * index 1: Cb plane, [7:0] Cb
+               * index 2: Cr plane, [7:0] Cr
+               * or
+               * index 1: Cr plane, [7:0] Cr
+               * index 2: Cb plane, [7:0] Cb
+               */
+               /*
+               NATIVE_BUFFER_FORMAT_YV12
+               NATIVE_BUFFER_FORMAT_I420
+               */
+       case TBM_FORMAT_YUV410:
+       case TBM_FORMAT_YVU410:
+               bpp = 9;
+               break;
+       case TBM_FORMAT_YUV411:
+       case TBM_FORMAT_YVU411:
+       case TBM_FORMAT_YUV420:
+       case TBM_FORMAT_YVU420:
+               bpp = 12;
+               //if(plane_idx == 0)
+               {
+                       _offset = 0;
+                       _pitch = SIZE_ALIGN(width, TBM_SURFACE_ALIGNMENT_PITCH_YUV);
+                       _align_height = SIZE_ALIGN(height, TBM_SURFACE_ALIGNMENT_PITCH_YUV);
+                       _size = SIZE_ALIGN(_pitch * _align_height, TBM_SURFACE_ALIGNMENT_PLANE);
+                       _bo_idx = 0;
+                       if (plane_idx == 0)
+                               break;
+               }
+               //else if( plane_idx == 1 )
+               {
+                       _offset += _size;
+                       _pitch = SIZE_ALIGN(width / 2, TBM_SURFACE_ALIGNMENT_PITCH_YUV / 2);
+                       _align_height = SIZE_ALIGN(height / 2, TBM_SURFACE_ALIGNMENT_PITCH_YUV);
+                       _size = SIZE_ALIGN(_pitch * _align_height, TBM_SURFACE_ALIGNMENT_PLANE);
+                       _bo_idx = 0;
+                       if (plane_idx == 1)
+                               break;
+               }
+               //else if (plane_idx == 2 )
+               {
+                       _offset += _size;
+                       _pitch = SIZE_ALIGN(width / 2, TBM_SURFACE_ALIGNMENT_PITCH_YUV / 2);
+                       _align_height = SIZE_ALIGN(height / 2, TBM_SURFACE_ALIGNMENT_PITCH_YUV);
+                       _size = SIZE_ALIGN(_pitch * _align_height, TBM_SURFACE_ALIGNMENT_PLANE);
+                       _bo_idx = 0;
+               }
+               break;
+       case TBM_FORMAT_YUV422:
+       case TBM_FORMAT_YVU422:
+               bpp = 16;
+               //if(plane_idx == 0)
+               {
+                       _offset = 0;
+                       _pitch = SIZE_ALIGN(width, TBM_SURFACE_ALIGNMENT_PITCH_YUV);
+                       _size = SIZE_ALIGN(_pitch * height, TBM_SURFACE_ALIGNMENT_PLANE);
+                       _bo_idx = 0;
+                       if (plane_idx == 0)
+                               break;
+               }
+               //else if( plane_idx == 1 )
+               {
+                       _offset += _size;
+                       _pitch = SIZE_ALIGN(width / 2, TBM_SURFACE_ALIGNMENT_PITCH_YUV / 2);
+                       _size = SIZE_ALIGN(_pitch * (height), TBM_SURFACE_ALIGNMENT_PLANE);
+                       _bo_idx = 0;
+                       if (plane_idx == 1)
+                               break;
+               }
+               //else if (plane_idx == 2 )
+               {
+                       _offset += _size;
+                       _pitch = SIZE_ALIGN(width / 2, TBM_SURFACE_ALIGNMENT_PITCH_YUV / 2);
+                       _size = SIZE_ALIGN(_pitch * (height), TBM_SURFACE_ALIGNMENT_PLANE);
+                       _bo_idx = 0;
+               }
+               break;
+       case TBM_FORMAT_YUV444:
+       case TBM_FORMAT_YVU444:
+               bpp = 24;
+               //if(plane_idx == 0)
+               {
+                       _offset = 0;
+                       _pitch = SIZE_ALIGN(width, TBM_SURFACE_ALIGNMENT_PITCH_YUV);
+                       _size = SIZE_ALIGN(_pitch * height, TBM_SURFACE_ALIGNMENT_PLANE);
+                       _bo_idx = 0;
+                       if (plane_idx == 0)
+                               break;
+               }
+               //else if( plane_idx == 1 )
+               {
+                       _offset += _size;
+                       _pitch = SIZE_ALIGN(width, TBM_SURFACE_ALIGNMENT_PITCH_YUV);
+                       _size = SIZE_ALIGN(_pitch * height, TBM_SURFACE_ALIGNMENT_PLANE);
+                       _bo_idx = 0;
+                       if (plane_idx == 1)
+                               break;
+               }
+               //else if (plane_idx == 2 )
+               {
+                       _offset += _size;
+                       _pitch = SIZE_ALIGN(width, TBM_SURFACE_ALIGNMENT_PITCH_YUV);
+                       _size = SIZE_ALIGN(_pitch * height, TBM_SURFACE_ALIGNMENT_PLANE);
+                       _bo_idx = 0;
+               }
+               break;
+       default:
+               bpp = 0;
+               break;
+       }
 
-       ret = drmHashLookup(bufmgr_sprd->hashBos, key, (void **)&privGem);
-       if (ret == 0)
-               return privGem->bo_priv;
+       *size = _size;
+       *offset = _offset;
+       *pitch = _pitch;
+       *bo_idx = _bo_idx;
 
-       struct drm_gem_open arg = {0, };
-       struct drm_sprd_gem_info info = {0, };
+       return TBM_ERROR_NONE;
+}
 
-       arg.name = key;
-       if (drmIoctl(bufmgr_sprd->fd, DRM_IOCTL_GEM_OPEN, &arg)) {
-               TBM_SPRD_LOG("[libtbm-sprd:%d] "
-                             "error %s:%d Cannot open gem name=%d\n",
-                             getpid(), __FUNCTION__, __LINE__, key);
-               return 0;
-       }
+static tbm_backend_bo_data *
+tbm_sprd_bufmgr_alloc_bo(tbm_backend_bufmgr_data *bufmgr_data, unsigned int size,
+                                       tbm_bo_memory_type flags, tbm_error_e *error)
+{
+       tbm_bufmgr_sprd bufmgr_sprd = (tbm_bufmgr_sprd)bufmgr_data;
+       tbm_bo_sprd bo_sprd;
+       unsigned int sprd_flags;
 
-       info.handle = arg.handle;
-       if (drmCommandWriteRead(bufmgr_sprd->fd,
-                               DRM_SPRD_GEM_GET,
-                               &info,
-                               sizeof(struct drm_sprd_gem_info))) {
-               TBM_SPRD_LOG("[libtbm-sprd:%d] "
-                             "error %s:%d Cannot get gem info=%d\n",
-                             getpid(), __FUNCTION__, __LINE__, key);
-               return 0;
+       if (bufmgr_sprd == NULL) {
+               TBM_ERR("bufmgr_data is null\n");
+               if (error)
+                       *error = TBM_ERROR_INVALID_PARAMETER;
+               return NULL;
        }
 
        bo_sprd = calloc(1, sizeof(struct _tbm_bo_sprd));
        if (!bo_sprd) {
-               TBM_SPRD_LOG("[libtbm-sprd:%d] "
-                             "error %s:%d fail to allocate the bo private\n",
-                             getpid(), __FUNCTION__, __LINE__);
-               return 0;
+               TBM_ERR("error fail to allocate the bo_sprd\n");
+               if (error)
+                       *error = TBM_ERROR_OUT_OF_MEMORY;
+               return NULL;
        }
+       bo_sprd->bufmgr_sprd = bufmgr_sprd;
 
-       bo_sprd->fd = bufmgr_sprd->fd;
-       bo_sprd->gem = arg.handle;
-       bo_sprd->size = arg.size;
-       bo_sprd->flags_sprd = info.flags;
-       bo_sprd->name = key;
 #ifdef USE_CONTIG_ONLY
-       bo_sprd->flags_sprd = SPRD_BO_CONTIG;
-       bo_sprd->flags_tbm |= TBM_BO_SCANOUT;
+       flags = TBM_BO_SCANOUT;
+       sprd_flags = SPRD_BO_CONTIG;
 #else
-       bo_sprd->flags_tbm = _get_tbm_flag_from_sprd(bo_sprd->flags_sprd);
-#endif
+       sprd_flags = _get_sprd_flag_from_tbm(flags);
+       if ((flags & TBM_BO_SCANOUT) && (size <= 4 * 1024))
+               sprd_flags |= SPRD_BO_NONCONTIG;
+#endif // USE_CONTIG_ONLY
 
-       if (!_bo_init_cache_state(bufmgr_sprd, bo_sprd, 1)) {
-               TBM_SPRD_LOG("error fail init cache state(%d)\n", bo_sprd->name);
+       struct drm_sprd_gem_create arg = {0, };
+
+       arg.size = (uint64_t)size;
+       arg.flags = sprd_flags;
+       if (drmCommandWriteRead(bufmgr_sprd->fd, DRM_SPRD_GEM_CREATE, &arg,
+                               sizeof(arg))) {
+               TBM_ERR("error Cannot create bo_sprd(flag:%x, size:%d)\n",
+                       arg.flags, (unsigned int)arg.size);
                free(bo_sprd);
-               return 0;
+               if (error)
+                       *error = TBM_ERROR_INVALID_OPERATION;
+               return NULL;
        }
 
-       if (!bo_sprd->dmabuf) {
+       bo_sprd->fd = bufmgr_sprd->fd;
+       bo_sprd->gem = arg.handle;
+       bo_sprd->size = size;
+       bo_sprd->flags_tbm = flags;
+       bo_sprd->flags_sprd = sprd_flags;
+       bo_sprd->name = _get_name(bo_sprd->fd, bo_sprd->gem);
+
+       if (!_bo_init_cache_state(bufmgr_sprd, bo_sprd, 0)) {
+               TBM_ERR("error fail init cache state(%d)\n", bo_sprd->name);
+               free(bo_sprd);
+               if (error)
+                       *error = TBM_ERROR_INVALID_OPERATION;
+               return NULL;
+       }
+
+       pthread_mutex_init(&bo_sprd->mutex, NULL);
+
+       if (bufmgr_sprd->use_dma_fence && !bo_sprd->dmabuf) {
                struct drm_prime_handle arg = {0, };
 
                arg.handle = bo_sprd->gem;
                if (drmIoctl(bo_sprd->fd, DRM_IOCTL_PRIME_HANDLE_TO_FD, &arg)) {
-                       TBM_SPRD_LOG("[libtbm-sprd:%d] "
-                                     "error %s:%d Cannot dmabuf=%d\n",
-                                     getpid(), __FUNCTION__, __LINE__, bo_sprd->gem);
+                       TBM_ERR("error Cannot dmabuf=%d\n", bo_sprd->gem);
                        free(bo_sprd);
-                       return 0;
+                       if (error)
+                               *error = TBM_ERROR_INVALID_OPERATION;
+                       return NULL;
                }
                bo_sprd->dmabuf = arg.fd;
        }
 
-       /* add bo to hash */
-       privGem = calloc(1, sizeof(PrivGem));
-       privGem->ref_count = 1;
-       privGem->bo_priv = bo_sprd;
-       if (drmHashInsert(bufmgr_sprd->hashBos, bo_sprd->name, (void *)privGem) < 0) {
-               TBM_SPRD_LOG("[libtbm-sprd:%d] "
-                             "error %s:%d Cannot insert bo to Hash(%d)\n",
-                             getpid(), __FUNCTION__, __LINE__, bo_sprd->name);
-       }
+       /* add bo_sprd to hash */
+       if (drmHashInsert(bufmgr_sprd->hashBos, bo_sprd->name, (void *)bo_sprd) < 0)
+               TBM_ERR("Cannot insert bo_sprd to Hash(%d)\n", bo_sprd->name);
 
-       DBG("[libtbm-sprd:%d] %s size:%d, gem:%d(%d), flags:%d(%d)\n", getpid(),
-            __FUNCTION__, bo_sprd->size,
-            bo_sprd->gem, bo_sprd->name,
-            bo_sprd->flags_tbm, bo_sprd->flags_sprd);
+       TBM_DBG("%s size:%d, gem:%d(%d), flags:%d(%d)\n",
+               __FUNCTION__, bo_sprd->size,
+               bo_sprd->gem, bo_sprd->name,
+               flags, sprd_flags);
+
+       if (error)
+               *error = TBM_ERROR_NONE;
 
-       return (void *)bo_sprd;
+       return (tbm_backend_bo_data *)bo_sprd;
 }
 
-static void *
-tbm_sprd_bo_import_fd(tbm_bo bo, tbm_fd key)
+static tbm_backend_bo_data *
+tbm_sprd_bufmgr_import_fd(tbm_backend_bufmgr_data *bufmgr_data, tbm_fd key, tbm_error_e *error)
 {
-       SPRD_RETURN_VAL_IF_FAIL(bo != NULL, 0);
-
-       tbm_bufmgr_sprd bufmgr_sprd;
+       tbm_bufmgr_sprd bufmgr_sprd = (tbm_bufmgr_sprd)bufmgr_data;
        tbm_bo_sprd bo_sprd;
-       PrivGem *privGem = NULL;
-       int ret;
+       unsigned int gem;
        unsigned int name;
+       int ret;
+       char buf[STRERR_BUFSIZE];
 
-       bufmgr_sprd = (tbm_bufmgr_sprd)tbm_backend_get_bufmgr_priv(bo);
-       SPRD_RETURN_VAL_IF_FAIL(bufmgr_sprd != NULL, 0);
+       if (bufmgr_sprd == NULL) {
+               TBM_ERR("bufmgr_data is null\n");
+               if (error)
+                       *error = TBM_ERROR_INVALID_PARAMETER;
+               return NULL;
+       }
 
-       //getting handle from fd
-       unsigned int gem = 0;
+       /*getting handle from fd*/
        struct drm_prime_handle arg = {0, };
 
        arg.fd = key;
-       arg.flags = 0;
        if (drmIoctl(bufmgr_sprd->fd, DRM_IOCTL_PRIME_FD_TO_HANDLE, &arg)) {
-               TBM_SPRD_LOG("error bo:%p Cannot get gem handle from fd:%d (%s)\n",
-                             bo, arg.fd, strerror(errno));
+               TBM_ERR("Cannot get gem handle from fd:%d (%s)\n",
+                              arg.fd, strerror_r(errno, buf, STRERR_BUFSIZE));
+               if (error)
+                       *error = TBM_ERROR_INVALID_OPERATION;
                return NULL;
        }
        gem = arg.handle;
 
        name = _get_name(bufmgr_sprd->fd, gem);
+       if (!name) {
+               TBM_ERR("Cannot get name from gem:%d, fd:%d (%s)\n",
+                              gem, key, strerror_r(errno, buf, STRERR_BUFSIZE));
+               if (error)
+                       *error = TBM_ERROR_INVALID_OPERATION;
+               return NULL;
+       }
 
-       ret = drmHashLookup(bufmgr_sprd->hashBos, name, (void **)&privGem);
+       ret = drmHashLookup(bufmgr_sprd->hashBos, name, (void **)&bo_sprd);
        if (ret == 0) {
-               if (gem == privGem->bo_priv->gem)
-                       return privGem->bo_priv;
+               if (gem == bo_sprd->gem) {
+                       if (error)
+                               *error = TBM_ERROR_NONE;
+                       return bo_sprd;
+               }
        }
 
-       unsigned int real_size = -1;
-       struct drm_sprd_gem_info info = {0, };
-
-       /* Determine size of bo.  The fd-to-handle ioctl really should
+       /* Determine size of bo_sprd.  The fd-to-handle ioctl really should
         * return the size, but it doesn't.  If we have kernel 3.12 or
         * later, we can lseek on the prime fd to get the size.  Older
         * kernels will just fail, in which case we fall back to the
-        * provided (estimated or guess size). */
+        * provided (estimated or guess size).
+        * */
+
+       unsigned int real_size;
+       struct drm_sprd_gem_info info = {0, };
+
        real_size = lseek(key, 0, SEEK_END);
 
        info.handle = gem;
@@ -1136,9 +1264,11 @@ tbm_sprd_bo_import_fd(tbm_bo bo, tbm_fd key)
                                DRM_SPRD_GEM_GET,
                                &info,
                                sizeof(struct drm_sprd_gem_info))) {
-               TBM_SPRD_LOG("error bo:%p Cannot get gem info from gem:%d, fd:%d (%s)\n",
-                             bo, gem, key, strerror(errno));
-               return 0;
+               TBM_ERR("Cannot get gem info from gem:%d, fd:%d (%s)\n",
+                              gem, key, strerror_r(errno, buf, STRERR_BUFSIZE));
+               if (error)
+                       *error = TBM_ERROR_INVALID_OPERATION;
+               return NULL;
        }
 
        if (real_size == -1)
@@ -1146,187 +1276,341 @@ tbm_sprd_bo_import_fd(tbm_bo bo, tbm_fd key)
 
        bo_sprd = calloc(1, sizeof(struct _tbm_bo_sprd));
        if (!bo_sprd) {
-               TBM_SPRD_LOG("error bo:%p fail to allocate the bo private\n", bo);
-               return 0;
+               TBM_ERR("error bo_sprd:%p fail to allocate the bo_sprd\n", bo_sprd);
+               if (error)
+                       *error = TBM_ERROR_OUT_OF_MEMORY;
+               return NULL;
        }
+       bo_sprd->bufmgr_sprd = bufmgr_sprd;
 
        bo_sprd->fd = bufmgr_sprd->fd;
        bo_sprd->gem = gem;
        bo_sprd->size = real_size;
        bo_sprd->flags_sprd = info.flags;
        bo_sprd->flags_tbm = _get_tbm_flag_from_sprd(bo_sprd->flags_sprd);
-
        bo_sprd->name = name;
-       if (!bo_sprd->name) {
-               TBM_SPRD_LOG("error bo:%p Cannot get name from gem:%d, fd:%d (%s)\n",
-                             bo, gem, key, strerror(errno));
-               free(bo_sprd);
-               return 0;
-       }
 
        if (!_bo_init_cache_state(bufmgr_sprd, bo_sprd, 1)) {
-               TBM_SPRD_LOG("error fail init cache state(%d)\n", bo_sprd->name);
-               free(bo_sprd);
-               return 0;
-       }
-
-       /* add bo to hash */
-       privGem = NULL;
-
-       privGem = calloc(1, sizeof(PrivGem));
-       if (!privGem) {
-               TBM_SPRD_LOG("[libtbm-sprd:%d] "
-                             "error %s:%d Fail to callocprivGem\n",
-                             getpid(), __FUNCTION__, __LINE__);
-               free(bo_sprd);
-               return 0;
+               TBM_ERR("error fail init cache state(%d)\n", bo_sprd->name);
+               if (error)
+                       *error = TBM_ERROR_INVALID_OPERATION;
+               goto fail_init_cache;
        }
 
-       privGem->ref_count = 1;
-       privGem->bo_priv = bo_sprd;
-       if (drmHashInsert(bufmgr_sprd->hashBos, bo_sprd->name, (void *)privGem) < 0) {
-               TBM_SPRD_LOG("error bo:%p Cannot insert bo to Hash(%d) from gem:%d, fd:%d\n",
-                             bo, bo_sprd->name, gem, key);
-       }
+       /* add bo_sprd to hash */
+       if (drmHashInsert(bufmgr_sprd->hashBos, bo_sprd->name, (void *)bo_sprd) < 0)
+               TBM_ERR("bo_sprd:%p Cannot insert bo_sprd to Hash(%d) from gem:%d, fd:%d\n",
+                              bo_sprd, bo_sprd->name, gem, key);
 
-       DBG(" [%s] bo:%p, gem:%d(%d), fd:%d, key_fd:%d, flags:%d(%d), size:%d\n",
-            _target_name(),
-            bo,
+       TBM_DBG("bo_sprd:%p, gem:%d(%d), fd:%d, key_fd:%d, flags:%d(%d), size:%d\n",
+            bo_sprd,
             bo_sprd->gem, bo_sprd->name,
             bo_sprd->dmabuf,
             key,
             bo_sprd->flags_tbm, bo_sprd->flags_sprd,
             bo_sprd->size);
 
-       return (void *)bo_sprd;
-}
-
-static unsigned int
-tbm_sprd_bo_export(tbm_bo bo)
-{
-       SPRD_RETURN_VAL_IF_FAIL(bo != NULL, 0);
-
-       tbm_bo_sprd bo_sprd;
-
-       bo_sprd = (tbm_bo_sprd)tbm_backend_get_bo_priv(bo);
-       SPRD_RETURN_VAL_IF_FAIL(bo_sprd != NULL, 0);
-
-       if (!bo_sprd->name) {
-               bo_sprd->name = _get_name(bo_sprd->fd, bo_sprd->gem);
-               if (!bo_sprd->name) {
-                       TBM_SPRD_LOG("[libtbm-sprd:%d] "
-                                     "error %s:%d Cannot get name\n",
-                                     getpid(), __FUNCTION__, __LINE__);
-                       return 0;
-               }
-       }
+       if (error)
+               *error = TBM_ERROR_NONE;
 
-       DBG("[libtbm-sprd:%d] %s size:%d, gem:%d(%d), flags:%d(%d)\n", getpid(),
-            __FUNCTION__, bo_sprd->size,
-            bo_sprd->gem, bo_sprd->name,
-            bo_sprd->flags_tbm, bo_sprd->flags_sprd);
+       return (tbm_backend_bo_data *)bo_sprd;
 
-       return (unsigned int)bo_sprd->name;
+fail_init_cache:
+       free(bo_sprd);
+       return NULL;
 }
 
-tbm_fd
-tbm_sprd_bo_export_fd(tbm_bo bo)
+static tbm_backend_bo_data *
+tbm_sprd_bufmgr_import_key(tbm_backend_bufmgr_data *bufmgr_data, tbm_key key, tbm_error_e *error)
 {
-       SPRD_RETURN_VAL_IF_FAIL(bo != NULL, -1);
-
+       tbm_bufmgr_sprd bufmgr_sprd = (tbm_bufmgr_sprd)bufmgr_data;
        tbm_bo_sprd bo_sprd;
        int ret;
 
-       bo_sprd = (tbm_bo_sprd)tbm_backend_get_bo_priv(bo);
-       SPRD_RETURN_VAL_IF_FAIL(bo_sprd != NULL, -1);
+       if (bufmgr_sprd == NULL) {
+               TBM_ERR("bufmgr_data is null\n");
+               if (error)
+                       *error = TBM_ERROR_INVALID_PARAMETER;
+               return NULL;
+       }
 
-       struct drm_prime_handle arg = {0, };
+       ret = drmHashLookup(bufmgr_sprd->hashBos, key, (void **)&bo_sprd);
+       if (ret == 0) {
+               if (error)
+                       *error = TBM_ERROR_NONE;
+               return (tbm_backend_bo_data *)bo_sprd;
+       }
 
+       struct drm_gem_open arg = {0, };
+       struct drm_sprd_gem_info info = {0, };
+
+       arg.name = key;
+       if (drmIoctl(bufmgr_sprd->fd, DRM_IOCTL_GEM_OPEN, &arg)) {
+               TBM_ERR("error Cannot open gem name=%d\n", key);
+               if (error)
+                       *error = TBM_ERROR_INVALID_OPERATION;
+               return NULL;
+       }
+
+       info.handle = arg.handle;
+       if (drmCommandWriteRead(bufmgr_sprd->fd,
+                               DRM_SPRD_GEM_GET,
+                               &info,
+                               sizeof(struct drm_sprd_gem_info))) {
+               TBM_ERR("error Cannot get gem info=%d\n", key);
+               if (error)
+                       *error = TBM_ERROR_INVALID_OPERATION;
+               goto fail_get_gem;
+       }
+
+       bo_sprd = calloc(1, sizeof(struct _tbm_bo_sprd));
+       if (!bo_sprd) {
+               TBM_ERR("error fail to allocate the bo_sprd\n");
+               if (error)
+                       *error = TBM_ERROR_OUT_OF_MEMORY;
+               goto fail_alloc_bo;
+       }
+       bo_sprd->bufmgr_sprd = bufmgr_sprd;
+
+       bo_sprd->fd = bufmgr_sprd->fd;
+       bo_sprd->gem = arg.handle;
+       bo_sprd->size = arg.size;
+       bo_sprd->flags_sprd = info.flags;
+       bo_sprd->name = key;
+#ifdef USE_CONTIG_ONLY
+       bo_sprd->flags_sprd = SPRD_BO_CONTIG;
+       bo_sprd->flags_tbm |= TBM_BO_SCANOUT;
+#else
+       bo_sprd->flags_tbm = _get_tbm_flag_from_sprd(bo_sprd->flags_sprd);
+#endif
+
+       if (!_bo_init_cache_state(bufmgr_sprd, bo_sprd, 1)) {
+               TBM_ERR("error fail init cache state(%d)\n", bo_sprd->name);
+               if (error)
+                       *error = TBM_ERROR_INVALID_OPERATION;
+               goto fail_init_cache;
+       }
+
+       if (!bo_sprd->dmabuf) {
+               struct drm_prime_handle arg = {0, };
+
+               arg.handle = bo_sprd->gem;
+               if (drmIoctl(bo_sprd->fd, DRM_IOCTL_PRIME_HANDLE_TO_FD, &arg)) {
+                       TBM_ERR("error Cannot dmabuf=%d\n", bo_sprd->gem);
+                       if (error)
+                               *error = TBM_ERROR_INVALID_OPERATION;
+                       goto fail_prime_handle_to_fd;
+               }
+               bo_sprd->dmabuf = arg.fd;
+       }
+
+       /* add bo_sprd to hash */
+       if (drmHashInsert(bufmgr_sprd->hashBos, bo_sprd->name, (void *)bo_sprd) < 0)
+               TBM_ERR("Cannot insert bo_sprd to Hash(%d)\n", bo_sprd->name);
+
+       TBM_DBG("    bo_sprd:%p, gem:%d(%d), fd:%d, flags:%d(%d), size:%d\n",
+           bo_sprd,
+           bo_sprd->gem, bo_sprd->name,
+           bo_sprd->dmabuf,
+           bo_sprd->flags_tbm, bo_sprd->flags_sprd,
+           bo_sprd->size);
+
+       if (error)
+               *error = TBM_ERROR_NONE;
+
+       return (tbm_backend_bo_data *)bo_sprd;
+
+fail_prime_handle_to_fd:
+       _bo_destroy_cache_state(bufmgr_sprd, bo_sprd);
+fail_init_cache:
+       free(bo_sprd);
+fail_alloc_bo:
+fail_get_gem:
+       {
+               struct drm_gem_close gem_close_arg = {arg.handle, 0};
+               drmIoctl(bufmgr_sprd->fd, DRM_IOCTL_GEM_CLOSE, &gem_close_arg);
+       }
+       return NULL;
+}
+
+static void
+tbm_sprd_bo_free(tbm_backend_bo_data *bo_data)
+{
+       tbm_bo_sprd bo_sprd = (tbm_bo_sprd)bo_data;
+       tbm_bo_sprd temp;
+       tbm_bufmgr_sprd bufmgr_sprd;
+       char buf[STRERR_BUFSIZE];
+       int ret;
+
+       if (!bo_data)
+               return;
+
+       bufmgr_sprd = bo_sprd->bufmgr_sprd;
+       if (!bufmgr_sprd)
+               return;
+
+       TBM_DBG("      bo_sprd:%p, gem:%d(%d), fd:%d, size:%d\n",
+           bo_sprd,
+           bo_sprd->gem, bo_sprd->name,
+           bo_sprd->dmabuf,
+           bo_sprd->size);
+
+       if (bo_sprd->pBase) {
+               if (munmap(bo_sprd->pBase, bo_sprd->size) == -1) {
+                       TBM_ERR("bo_sprd:%p fail to munmap(%s)\n",
+                                      bo_sprd, strerror_r(errno, buf, STRERR_BUFSIZE));
+               }
+       }
+
+       /* close dmabuf */
+       if (bo_sprd->dmabuf) {
+               close(bo_sprd->dmabuf);
+               bo_sprd->dmabuf = 0;
+       }
+
+       /* delete bo from hash */
+       ret = drmHashLookup(bufmgr_sprd->hashBos, bo_sprd->name,
+                            (void **)&temp);
+       if (ret == 0)
+               drmHashDelete(bufmgr_sprd->hashBos, bo_sprd->name);
+       else
+               TBM_ERR("Cannot find bo_sprd to Hash(%d), ret=%d\n", bo_sprd->name, ret);
+
+       if (temp != bo_sprd)
+               TBM_ERR("hashBos probably has several BOs with same name!!!\n");
+
+       _bo_destroy_cache_state(bufmgr_sprd, bo_sprd);
+
+       /* Free gem handle */
+       struct drm_gem_close arg = {0, };
+
+       memset(&arg, 0, sizeof(arg));
        arg.handle = bo_sprd->gem;
-       ret = drmIoctl(bo_sprd->fd, DRM_IOCTL_PRIME_HANDLE_TO_FD, &arg);
-       if (ret) {
-               TBM_SPRD_LOG("error bo:%p Cannot dmabuf=%d (%s)\n",
-                             bo, bo_sprd->gem, strerror(errno));
-               return (tbm_fd) ret;
+       if (drmIoctl(bo_sprd->fd, DRM_IOCTL_GEM_CLOSE, &arg))
+               TBM_ERR("bo_sprd:%p fail to gem close.(%s)\n",
+                              bo_sprd, strerror_r(errno, buf, STRERR_BUFSIZE));
+       free(bo_sprd);
+}
+
+static int
+tbm_sprd_bo_get_size(tbm_backend_bo_data *bo_data, tbm_error_e *error)
+{
+       tbm_bo_sprd bo_sprd = (tbm_bo_sprd)bo_data;
+
+       if (!bo_sprd) {
+               if (error)
+                       *error = TBM_ERROR_INVALID_PARAMETER;
+               return 0;
        }
 
-       DBG(" [%s] bo:%p, gem:%d(%d), fd:%d, key_fd:%d, flags:%d(%d), size:%d\n",
-            _target_name(),
-            bo,
-            bo_sprd->gem, bo_sprd->name,
-            bo_sprd->dmabuf,
-            arg.fd,
-            bo_sprd->flags_tbm, bo_sprd->flags_sprd,
-            bo_sprd->size);
+       if (error)
+               *error = TBM_ERROR_NONE;
 
-       return (tbm_fd)arg.fd;
+       return bo_sprd->size;
 }
 
+static tbm_bo_memory_type
+tbm_sprd_bo_get_memory_type(tbm_backend_bo_data *bo_data, tbm_error_e *error)
+{
+       tbm_bo_sprd bo_sprd = (tbm_bo_sprd)bo_data;
+
+       if (!bo_sprd) {
+               if (error)
+                       *error = TBM_ERROR_INVALID_PARAMETER;
+               return TBM_BO_DEFAULT;
+       }
+
+       if (error)
+               *error = TBM_ERROR_NONE;
+
+       return bo_sprd->flags_tbm;
+}
 
 static tbm_bo_handle
-tbm_sprd_bo_get_handle(tbm_bo bo, int device)
+tbm_sprd_bo_get_handle(tbm_backend_bo_data *bo_data, tbm_bo_device_type device, tbm_error_e *error)
 {
-       SPRD_RETURN_VAL_IF_FAIL(bo != NULL, (tbm_bo_handle) NULL);
-
+       tbm_bo_sprd bo_sprd = (tbm_bo_sprd)bo_data;
        tbm_bo_handle bo_handle;
-       tbm_bo_sprd bo_sprd;
 
-       bo_sprd = (tbm_bo_sprd)tbm_backend_get_bo_priv(bo);
-       SPRD_RETURN_VAL_IF_FAIL(bo_sprd != NULL, (tbm_bo_handle) NULL);
+       if (!bo_sprd) {
+               if (error)
+                       *error = TBM_ERROR_INVALID_PARAMETER;
+               return (tbm_bo_handle) NULL;
+       }
 
        if (!bo_sprd->gem) {
-               TBM_SPRD_LOG("[libtbm-sprd:%d] "
-                             "error %s:%d Cannot map gem=%d\n",
-                             getpid(), __FUNCTION__, __LINE__, bo_sprd->gem);
+               TBM_ERR("Cannot map gem=%d\n", bo_sprd->gem);
+               if (error)
+                       *error = TBM_ERROR_INVALID_PARAMETER;
                return (tbm_bo_handle) NULL;
        }
 
-       DBG("[libtbm-sprd:%d] %s gem:%d(%d), %s\n", getpid(),
-            __FUNCTION__, bo_sprd->gem, bo_sprd->name, STR_DEVICE[device]);
+       TBM_DBG("bo_sprd:%p, gem:%d(%d), fd:%d, flags:%d(%d), size:%d, %s\n",
+           bo_sprd,
+           bo_sprd->gem, bo_sprd->name,
+           bo_sprd->dmabuf,
+           bo_sprd->flags_tbm, bo_sprd->flags_sprd,
+           bo_sprd->size,
+           STR_DEVICE[device]);
 
        /*Get mapped bo_handle*/
        bo_handle = _sprd_bo_handle(bo_sprd, device);
        if (bo_handle.ptr == NULL) {
-               TBM_SPRD_LOG("[libtbm-sprd:%d] "
-                             "error %s:%d Cannot get handle: gem:%d, device:%d\n",
-                             getpid(), __FUNCTION__, __LINE__, bo_sprd->gem, device);
+               TBM_ERR("Cannot get handle: gem:%d, device:%d\n",
+                       bo_sprd->gem, device);
+               if (error)
+                       *error = TBM_ERROR_INVALID_OPERATION;
                return (tbm_bo_handle) NULL;
        }
 
+       if (error)
+               *error = TBM_ERROR_NONE;
+
        return bo_handle;
 }
 
 static tbm_bo_handle
-tbm_sprd_bo_map(tbm_bo bo, int device, int opt)
+tbm_sprd_bo_map(tbm_backend_bo_data *bo_data, tbm_bo_device_type device,
+                               tbm_bo_access_option opt, tbm_error_e *error)
 {
-       SPRD_RETURN_VAL_IF_FAIL(bo != NULL, (tbm_bo_handle) NULL);
-
+       tbm_bo_sprd bo_sprd = (tbm_bo_sprd)bo_data;
        tbm_bo_handle bo_handle;
-       tbm_bo_sprd bo_sprd;
        tbm_bufmgr_sprd bufmgr_sprd;
 
-       bufmgr_sprd = (tbm_bufmgr_sprd)tbm_backend_get_bufmgr_priv(bo);
-       SPRD_RETURN_VAL_IF_FAIL(bufmgr_sprd != NULL, (tbm_bo_handle) NULL);
+       if (!bo_sprd) {
+               if (error)
+                       *error = TBM_ERROR_INVALID_PARAMETER;
+               return (tbm_bo_handle) NULL;
+       }
 
-       bo_sprd = (tbm_bo_sprd)tbm_backend_get_bo_priv(bo);
-       SPRD_RETURN_VAL_IF_FAIL(bo_sprd != NULL, (tbm_bo_handle) NULL);
+       bufmgr_sprd = bo_sprd->bufmgr_sprd;
+       if (!bufmgr_sprd) {
+               if (error)
+                       *error = TBM_ERROR_INVALID_PARAMETER;
+               return (tbm_bo_handle) NULL;
+       }
 
        if (!bo_sprd->gem) {
-               TBM_SPRD_LOG("[libtbm-sprd:%d] "
-                             "error %s:%d Cannot map gem=%d\n",
-                             getpid(), __FUNCTION__, __LINE__, bo_sprd->gem);
+               TBM_ERR("Cannot map gem=%d\n", bo_sprd->gem);
+               if (error)
+                       *error = TBM_ERROR_INVALID_PARAMETER;
                return (tbm_bo_handle) NULL;
        }
 
-       DBG("[libtbm-sprd:%d] %s gem:%d(%d), %s, %s\n", getpid(),
-            __FUNCTION__, bo_sprd->gem, bo_sprd->name, STR_DEVICE[device], STR_OPT[opt]);
+       TBM_DBG("       bo_sprd:%p, gem:%d(%d), fd:%d, %s, %s\n",
+           bo_sprd,
+           bo_sprd->gem, bo_sprd->name,
+           bo_sprd->dmabuf,
+           STR_DEVICE[device],
+           STR_OPT[opt]);
 
        /*Get mapped bo_handle*/
        bo_handle = _sprd_bo_handle(bo_sprd, device);
        if (bo_handle.ptr == NULL) {
-               TBM_SPRD_LOG("[libtbm-sprd:%d] "
-                             "error %s:%d Cannot get handle: gem:%d, device:%d, opt:%d\n",
-                             getpid(), __FUNCTION__, __LINE__, bo_sprd->gem, device, opt);
+               TBM_ERR("Cannot get handle: gem:%d, device:%d, opt:%d\n",
+                       bo_sprd->gem, device, opt);
+               if (error)
+                       *error = TBM_ERROR_INVALID_OPERATION;
                return (tbm_bo_handle) NULL;
        }
 
@@ -1335,219 +1619,130 @@ tbm_sprd_bo_map(tbm_bo bo, int device, int opt)
 
        bo_sprd->map_cnt++;
 
+       if (error)
+               *error = TBM_ERROR_NONE;
+
        return bo_handle;
 }
 
-static int
-tbm_sprd_bo_unmap(tbm_bo bo)
+static tbm_error_e
+tbm_sprd_bo_unmap(tbm_backend_bo_data *bo_data)
 {
-       SPRD_RETURN_VAL_IF_FAIL(bo != NULL, 0);
-
-       tbm_bo_sprd bo_sprd;
+       tbm_bo_sprd bo_sprd = (tbm_bo_sprd)bo_data;
        tbm_bufmgr_sprd bufmgr_sprd;
 
-       bufmgr_sprd = (tbm_bufmgr_sprd)tbm_backend_get_bufmgr_priv(bo);
-       SPRD_RETURN_VAL_IF_FAIL(bufmgr_sprd != NULL, 0);
+       if (!bo_sprd)
+               return TBM_ERROR_INVALID_PARAMETER;
 
-       bo_sprd = (tbm_bo_sprd)tbm_backend_get_bo_priv(bo);
-       SPRD_RETURN_VAL_IF_FAIL(bo_sprd != NULL, 0);
+       bufmgr_sprd = bo_sprd->bufmgr_sprd;
+       if (!bufmgr_sprd)
+               return TBM_ERROR_INVALID_PARAMETER;
 
        if (!bo_sprd->gem)
-               return 0;
+               return TBM_ERROR_INVALID_PARAMETER;
 
        bo_sprd->map_cnt--;
 
        if (bo_sprd->map_cnt == 0)
                _bo_save_cache_state(bufmgr_sprd, bo_sprd);
 
-       DBG("[libtbm-sprd:%d] %s gem:%d(%d) \n", getpid(),
-            __FUNCTION__, bo_sprd->gem, bo_sprd->name);
+       TBM_DBG("     bo_sprd:%p, gem:%d(%d), fd:%d\n",
+           bo_sprd,
+           bo_sprd->gem, bo_sprd->name,
+           bo_sprd->dmabuf);
 
-       return 1;
+       return TBM_ERROR_NONE;
 }
 
-static int
-tbm_sprd_bo_lock(tbm_bo bo, int device, int opt)
+static tbm_fd
+tbm_sprd_bo_export_fd(tbm_backend_bo_data *bo_data, tbm_error_e *error)
 {
-       SPRD_RETURN_VAL_IF_FAIL(bo != NULL, 0);
-
-       tbm_bufmgr_sprd bufmgr_sprd;
-       tbm_bo_sprd bo_sprd;
-
-       bo_sprd = (tbm_bo_sprd)tbm_backend_get_bo_priv(bo);
-       SPRD_RETURN_VAL_IF_FAIL(bo_sprd != NULL, 0);
-
-       bufmgr_sprd = (tbm_bufmgr_sprd)tbm_backend_get_bufmgr_priv(bo);
-       SPRD_RETURN_VAL_IF_FAIL(bufmgr_sprd != NULL, 0);
-
-#if USE_BACKEND_LOCK
-       int ret = 0;
-
-       if (bufmgr_sprd->use_dma_fence) {
-
-               struct dma_buf_fence fence;
-
-               memset(&fence, 0, sizeof(struct dma_buf_fence));
-
-               /* Check if the given type is valid or not. */
-               if (opt & TBM_OPTION_WRITE) {
-                       if (device == TBM_DEVICE_CPU)
-                               fence.type = DMA_BUF_ACCESS_WRITE;
-                       else if (device == TBM_DEVICE_3D)
-                               fence.type = DMA_BUF_ACCESS_WRITE | DMA_BUF_ACCESS_DMA;
-                       else {
-                               DBG("[libtbm-sprd:%d] %s GET_FENCE is ignored(device type is not 3D/CPU),\n",
-                                    getpid(), __FUNCTION__);
-                               return 0;
-                       }
-               } else if (opt & TBM_OPTION_READ) {
-                       if (device == TBM_DEVICE_CPU)
-                               fence.type = DMA_BUF_ACCESS_READ;
-                       else if (device == TBM_DEVICE_3D)
-                               fence.type = DMA_BUF_ACCESS_READ | DMA_BUF_ACCESS_DMA;
-                       else {
-                               DBG("[libtbm-sprd:%d] %s GET_FENCE is ignored(device type is not 3D/CPU),\n",
-                                    getpid(), __FUNCTION__);
-                               return 0;
-                       }
-               } else {
-                       TBM_SPRD_LOG("[libtbm-sprd:%d] error %s:%d Invalid argument\n", getpid(),
-                                     __FUNCTION__, __LINE__);
-                       return 0;
-               }
-
-               /* Check if the tbm manager supports dma fence or not. */
-               if (!bufmgr_sprd->use_dma_fence) {
-                       TBM_SPRD_LOG("[libtbm-sprd:%d] "
-                                     "error %s:%d  Not support DMA FENCE(%s)\n",
-                                     getpid(), __FUNCTION__, __LINE__, strerror(errno));
-                       return 0;
-
-               }
-
-               ret = ioctl(bo_sprd->dmabuf, DMABUF_IOCTL_GET_FENCE, &fence);
-               if (ret < 0) {
-                       TBM_SPRD_LOG("[libtbm-sprd:%d] "
-                                     "error %s:%d  Can not set GET FENCE(%s)\n",
-                                     getpid(), __FUNCTION__, __LINE__, strerror(errno));
-                       return 0;
-               }
-
-               pthread_mutex_lock(&bo_sprd->mutex);
-               int i;
-               for (i = 0; i < DMA_FENCE_LIST_MAX; i++) {
-                       if (bo_sprd->dma_fence[i].ctx == 0) {
-                               bo_sprd->dma_fence[i].type = fence.type;
-                               bo_sprd->dma_fence[i].ctx = fence.ctx;
-                               break;
-                       }
-               }
-               if (i == DMA_FENCE_LIST_MAX) {
-                       //TODO: if dma_fence list is full, it needs realloc. I will fix this. by minseok3.kim
-                       TBM_SPRD_LOG("[libtbm-sprd:%d] "
-                                     "error %s:%d  fence list is full\n",
-                                     getpid(), __FUNCTION__, __LINE__);
-               }
-               pthread_mutex_unlock(&bo_sprd->mutex);
+       tbm_bo_sprd bo_sprd = (tbm_bo_sprd)bo_data;
+       struct drm_prime_handle arg = {0, };
+       int ret;
+       char buf[STRERR_BUFSIZE];
 
-               DBG("[libtbm-sprd:%d] %s DMABUF_IOCTL_GET_FENCE! flink_id=%d dmabuf=%d\n",
-                    getpid(),
-                    __FUNCTION__, bo_sprd->name, bo_sprd->dmabuf);
-       } else {
+       if (!bo_sprd) {
+               if (error)
+                       *error = TBM_ERROR_INVALID_PARAMETER;
+               return -1;
+       }
 
-               ret = _tgl_lock(bufmgr_sprd->tgl_fd, bo_sprd->name);
+       arg.handle = bo_sprd->gem;
+       ret = drmIoctl(bo_sprd->fd, DRM_IOCTL_PRIME_HANDLE_TO_FD, &arg);
+       if (ret) {
+               TBM_ERR("bo_sprd:%p Cannot dmabuf=%d (%s)\n",
+                              bo_sprd, bo_sprd->gem, strerror_r(errno, buf, STRERR_BUFSIZE));
+               if (error)
+                       *error = TBM_ERROR_INVALID_OPERATION;
+               return (tbm_fd) ret;
+       }
 
-               DBG("[libtbm-sprd:%d] lock tgl flink_id:%d\n",
-                    getpid(), __FUNCTION__, bo_sprd->name);
+       TBM_DBG("bo_sprd:%p, gem:%d(%d), fd:%d, key_fd:%d, flags:%d(%d), size:%d\n",
+               bo_sprd,
+               bo_sprd->gem, bo_sprd->name,
+               bo_sprd->dmabuf,
+               arg.fd,
+               bo_sprd->flags_tbm, bo_sprd->flags_sprd,
+               bo_sprd->size);
 
-               return ret;
-       }
-#endif
+       if (error)
+               *error = TBM_ERROR_NONE;
 
-       return 1;
+       return (tbm_fd)arg.fd;
 }
 
-static int
-tbm_sprd_bo_unlock(tbm_bo bo)
+static tbm_key
+tbm_sprd_bo_export_key(tbm_backend_bo_data *bo_data, tbm_error_e *error)
 {
-       SPRD_RETURN_VAL_IF_FAIL(bo != NULL, 0);
-
-       tbm_bufmgr_sprd bufmgr_sprd;
-       tbm_bo_sprd bo_sprd;
-
-       bo_sprd = (tbm_bo_sprd)tbm_backend_get_bo_priv(bo);
-       SPRD_RETURN_VAL_IF_FAIL(bo_sprd != NULL, 0);
-
-       bufmgr_sprd = (tbm_bufmgr_sprd)tbm_backend_get_bufmgr_priv(bo);
-       SPRD_RETURN_VAL_IF_FAIL(bufmgr_sprd != NULL, 0);
-
-#if USE_BACKEND_LOCK
-       int ret = 0;
-
-       if (bufmgr_sprd->use_dma_fence) {
-               struct dma_buf_fence fence;
+       tbm_bo_sprd bo_sprd = (tbm_bo_sprd)bo_data;
 
-               if (!bo_sprd->dma_fence[0].ctx) {
-                       DBG("[libtbm-sprd:%d] %s FENCE not support or ignored,\n", getpid(),
-                            __FUNCTION__);
-                       return 0;
-               }
-
-               if (!bo_sprd->dma_fence[0].type) {
-                       DBG("[libtbm-sprd:%d] %s device type is not 3D/CPU,\n", getpid(),
-                            __FUNCTION__);
-                       return 0;
-               }
+       if (!bo_sprd) {
+               if (error)
+                       *error = TBM_ERROR_INVALID_PARAMETER;
+               return 0;
+       }
 
-               pthread_mutex_lock(&bo_sprd->mutex);
-               fence.type = bo_sprd->dma_fence[0].type;
-               fence.ctx = bo_sprd->dma_fence[0].ctx;
-               int i;
-               for (i = 1; i < DMA_FENCE_LIST_MAX; i++) {
-                       bo_sprd->dma_fence[i - 1].type = bo_sprd->dma_fence[i].type;
-                       bo_sprd->dma_fence[i - 1].ctx = bo_sprd->dma_fence[i].ctx;
-               }
-               bo_sprd->dma_fence[DMA_FENCE_LIST_MAX - 1].type = 0;
-               bo_sprd->dma_fence[DMA_FENCE_LIST_MAX - 1].ctx = 0;
-               pthread_mutex_unlock(&bo_sprd->mutex);
-
-               ret = ioctl(bo_sprd->dmabuf, DMABUF_IOCTL_PUT_FENCE, &fence);
-               if (ret < 0) {
-                       TBM_SPRD_LOG("[libtbm-sprd:%d] "
-                                     "error %s:%d  Can not set PUT FENCE(%s)\n",
-                                     getpid(), __FUNCTION__, __LINE__, strerror(errno));
+       if (!bo_sprd->name) {
+               bo_sprd->name = _get_name(bo_sprd->fd, bo_sprd->gem);
+               if (!bo_sprd->name) {
+                       TBM_ERR("error Cannot get name\n");
+                       if (error)
+                               *error = TBM_ERROR_INVALID_PARAMETER;
                        return 0;
                }
+       }
 
-               DBG("[libtbm-sprd:%d] %s DMABUF_IOCTL_PUT_FENCE! flink_id=%d dmabuf=%d\n",
-                    getpid(),
-                    __FUNCTION__, bo_sprd->name, bo_sprd->dmabuf);
-       } else {
-               ret = _tgl_unlock(bufmgr_sprd->tgl_fd, bo_sprd->name);
-
-               DBG("[libtbm-sprd:%d] unlock tgl flink_id:%d\n",
-                    getpid(), __FUNCTION__, bo_sprd->name);
+       TBM_DBG("    bo_sprd:%p, gem:%d(%d), fd:%d, flags:%d(%d), size:%d\n",
+           bo_sprd,
+           bo_sprd->gem, bo_sprd->name,
+           bo_sprd->dmabuf,
+           bo_sprd->flags_tbm, bo_sprd->flags_sprd,
+           bo_sprd->size);
 
-               return ret;
-       }
-#endif
+       if (error)
+               *error = TBM_ERROR_NONE;
 
-       return 1;
+       return (tbm_key)bo_sprd->name;
 }
 
 static void
-tbm_sprd_bufmgr_deinit(void *priv)
+tbm_sprd_deinit(tbm_backend_bufmgr_data *bufmgr_data)
 {
-       SPRD_RETURN_IF_FAIL(priv != NULL);
+       tbm_bufmgr_sprd bufmgr_sprd = (tbm_bufmgr_sprd)bufmgr_data;
+       tbm_bufmgr bufmgr;
+       tbm_error_e error;
+       unsigned long key;
+       void *value;
 
-       tbm_bufmgr_sprd bufmgr_sprd;
+       TBM_RETURN_IF_FAIL(bufmgr_sprd != NULL);
 
-       bufmgr_sprd = (tbm_bufmgr_sprd)priv;
+       bufmgr = bufmgr_sprd->bufmgr;
 
-       if (bufmgr_sprd->hashBos) {
-               unsigned long key;
-               void *value;
+       tbm_backend_bufmgr_free_bufmgr_func(bufmgr, bufmgr_sprd->bufmgr_func);
+       tbm_backend_bufmgr_free_bo_func(bufmgr, bufmgr_sprd->bo_func);
 
+       if (bufmgr_sprd->hashBos) {
                while (drmHashFirst(bufmgr_sprd->hashBos, &key, &value) > 0) {
                        free(value);
                        drmHashDelete(bufmgr_sprd->hashBos, key);
@@ -1560,9 +1755,11 @@ tbm_sprd_bufmgr_deinit(void *priv)
        if (bufmgr_sprd->bind_display)
                tbm_drm_helper_wl_auth_server_deinit();
 
-       if (tbm_backend_is_display_server())
+       if (tbm_backend_bufmgr_query_display_server(bufmgr, &error))
                tbm_drm_helper_unset_tbm_master_fd();
 
+       tbm_drm_helper_unset_fd();
+
        if (bufmgr_sprd->device_name)
                free(bufmgr_sprd->device_name);
 
@@ -1573,346 +1770,38 @@ tbm_sprd_bufmgr_deinit(void *priv)
        free(bufmgr_sprd);
 }
 
-int
-tbm_sprd_surface_supported_format(uint32_t **formats, uint32_t *num)
-{
-       uint32_t *color_formats = NULL;
-
-       color_formats = (uint32_t *)calloc(1,
-                                           sizeof(uint32_t) * TBM_COLOR_FORMAT_COUNT);
-
-       if (color_formats == NULL)
-               return 0;
-
-       memcpy(color_formats, tbm_sprd_color_format_list,
-               sizeof(uint32_t)*TBM_COLOR_FORMAT_COUNT);
-
-
-       *formats = color_formats;
-       *num = TBM_COLOR_FORMAT_COUNT;
-
-
-       return 1;
-}
-
-
-/**
- * @brief get the plane data of the surface.
- * @param[in] width : the width of the surface
- * @param[in] height : the height of the surface
- * @param[in] format : the format of the surface
- * @param[in] plane_idx : the format of the surface
- * @param[out] size : the size of the plane
- * @param[out] offset : the offset of the plane
- * @param[out] pitch : the pitch of the plane
- * @param[out] padding : the padding of the plane
- * @return 1 if this function succeeds, otherwise 0.
- */
-int
-tbm_sprd_surface_get_plane_data(int width, int height,
-                               tbm_format format, int plane_idx, uint32_t *size, uint32_t *offset,
-                               uint32_t *pitch, int *bo_idx)
+static tbm_backend_bufmgr_data *
+tbm_sprd_init(tbm_bufmgr bufmgr, tbm_error_e *error)
 {
-       int ret = 1;
-       int bpp;
-       int _offset = 0;
-       int _pitch = 0;
-       int _size = 0;
-       int _bo_idx = 0;
-       int _align_height = 0;
-
-       switch (format) {
-               /* 16 bpp RGB */
-       case TBM_FORMAT_XRGB4444:
-       case TBM_FORMAT_XBGR4444:
-       case TBM_FORMAT_RGBX4444:
-       case TBM_FORMAT_BGRX4444:
-       case TBM_FORMAT_ARGB4444:
-       case TBM_FORMAT_ABGR4444:
-       case TBM_FORMAT_RGBA4444:
-       case TBM_FORMAT_BGRA4444:
-       case TBM_FORMAT_XRGB1555:
-       case TBM_FORMAT_XBGR1555:
-       case TBM_FORMAT_RGBX5551:
-       case TBM_FORMAT_BGRX5551:
-       case TBM_FORMAT_ARGB1555:
-       case TBM_FORMAT_ABGR1555:
-       case TBM_FORMAT_RGBA5551:
-       case TBM_FORMAT_BGRA5551:
-       case TBM_FORMAT_RGB565:
-               bpp = 16;
-               _offset = 0;
-               _pitch = SIZE_ALIGN((width * bpp) >> 3, TBM_SURFACE_ALIGNMENT_PITCH_RGB);
-               _size = SIZE_ALIGN(_pitch * height, TBM_SURFACE_ALIGNMENT_PLANE);
-               _bo_idx = 0;
-               break;
-               /* 24 bpp RGB */
-       case TBM_FORMAT_RGB888:
-       case TBM_FORMAT_BGR888:
-               bpp = 24;
-               _offset = 0;
-               _pitch = SIZE_ALIGN((width * bpp) >> 3, TBM_SURFACE_ALIGNMENT_PITCH_RGB);
-               _size = SIZE_ALIGN(_pitch * height, TBM_SURFACE_ALIGNMENT_PLANE);
-               _bo_idx = 0;
-               break;
-               /* 32 bpp RGB */
-       case TBM_FORMAT_XRGB8888:
-       case TBM_FORMAT_XBGR8888:
-       case TBM_FORMAT_RGBX8888:
-       case TBM_FORMAT_BGRX8888:
-       case TBM_FORMAT_ARGB8888:
-       case TBM_FORMAT_ABGR8888:
-       case TBM_FORMAT_RGBA8888:
-       case TBM_FORMAT_BGRA8888:
-               bpp = 32;
-               _offset = 0;
-               _pitch = SIZE_ALIGN((width * bpp) >> 3, TBM_SURFACE_ALIGNMENT_PITCH_RGB);
-               _size = SIZE_ALIGN(_pitch * height, TBM_SURFACE_ALIGNMENT_PLANE);
-               _bo_idx = 0;
-               break;
-
-               /* packed YCbCr */
-       case TBM_FORMAT_YUYV:
-       case TBM_FORMAT_YVYU:
-       case TBM_FORMAT_UYVY:
-       case TBM_FORMAT_VYUY:
-       case TBM_FORMAT_AYUV:
-               bpp = 32;
-               _offset = 0;
-               _pitch = SIZE_ALIGN((width * bpp) >> 3, TBM_SURFACE_ALIGNMENT_PITCH_YUV);
-               _size = SIZE_ALIGN(_pitch * height, TBM_SURFACE_ALIGNMENT_PLANE);
-               _bo_idx = 0;
-               break;
-
-               /*
-               * 2 plane YCbCr
-               * index 0 = Y plane, [7:0] Y
-               * index 1 = Cr:Cb plane, [15:0] Cr:Cb little endian
-               * or
-               * index 1 = Cb:Cr plane, [15:0] Cb:Cr little endian
-               */
-       case TBM_FORMAT_NV12:
-       case TBM_FORMAT_NV21:
-               bpp = 12;
-               if (plane_idx == 0) {
-                       _offset = 0;
-                       _pitch = SIZE_ALIGN(width , TBM_SURFACE_ALIGNMENT_PITCH_YUV);
-                       _align_height = SIZE_ALIGN(height, TBM_SURFACE_ALIGNMENT_PITCH_YUV);
-                       _size = SIZE_ALIGN(_pitch * _align_height, TBM_SURFACE_ALIGNMENT_PLANE);
-                       _bo_idx = 0;
-               } else if (plane_idx == 1) {
-                       _offset = width * height;
-                       _pitch = SIZE_ALIGN(width , TBM_SURFACE_ALIGNMENT_PITCH_YUV / 2);
-                       _align_height = SIZE_ALIGN(height / 2, TBM_SURFACE_ALIGNMENT_PITCH_YUV);
-                       _size = SIZE_ALIGN(_pitch * _align_height, TBM_SURFACE_ALIGNMENT_PLANE);
-                       _bo_idx = 0;
-               }
-               break;
-
-       case TBM_FORMAT_NV16:
-       case TBM_FORMAT_NV61:
-               bpp = 16;
-               //if(plane_idx == 0)
-               {
-                       _offset = 0;
-                       _pitch = SIZE_ALIGN(width, TBM_SURFACE_ALIGNMENT_PITCH_YUV);
-                       _size = SIZE_ALIGN(_pitch * height, TBM_SURFACE_ALIGNMENT_PLANE);
-                       _bo_idx = 0;
-                       if (plane_idx == 0)
-                               break;
-               }
-               //else if( plane_idx ==1 )
-               {
-                       _offset += _size;
-                       _pitch = SIZE_ALIGN(width, TBM_SURFACE_ALIGNMENT_PITCH_YUV / 2);
-                       _size = SIZE_ALIGN(_pitch * height, TBM_SURFACE_ALIGNMENT_PLANE);
-                       _bo_idx = 0;
-               }
-               break;
-
-               /*
-               * 3 plane YCbCr
-               * index 0: Y plane, [7:0] Y
-               * index 1: Cb plane, [7:0] Cb
-               * index 2: Cr plane, [7:0] Cr
-               * or
-               * index 1: Cr plane, [7:0] Cr
-               * index 2: Cb plane, [7:0] Cb
-               */
-               /*
-               NATIVE_BUFFER_FORMAT_YV12
-               NATIVE_BUFFER_FORMAT_I420
-               */
-       case TBM_FORMAT_YUV410:
-       case TBM_FORMAT_YVU410:
-               bpp = 9;
-               break;
-       case TBM_FORMAT_YUV411:
-       case TBM_FORMAT_YVU411:
-       case TBM_FORMAT_YUV420:
-       case TBM_FORMAT_YVU420:
-               bpp = 12;
-               //if(plane_idx == 0)
-               {
-                       _offset = 0;
-                       _pitch = SIZE_ALIGN(width, TBM_SURFACE_ALIGNMENT_PITCH_YUV);
-                       _size = SIZE_ALIGN(_pitch * height, TBM_SURFACE_ALIGNMENT_PLANE);
-                       _bo_idx = 0;
-                       if (plane_idx == 0)
-                               break;
-               }
-               //else if( plane_idx == 1 )
-               {
-                       _offset += _size;
-                       _pitch = SIZE_ALIGN(width / 2, TBM_SURFACE_ALIGNMENT_PITCH_YUV / 2);
-                       _size = SIZE_ALIGN(_pitch * (height / 2), TBM_SURFACE_ALIGNMENT_PLANE);
-                       _bo_idx = 0;
-                       if (plane_idx == 1)
-                               break;
-               }
-               //else if (plane_idx == 2 )
-               {
-                       _offset += _size;
-                       _pitch = SIZE_ALIGN(width / 2, TBM_SURFACE_ALIGNMENT_PITCH_YUV / 2);
-                       _size = SIZE_ALIGN(_pitch * (height / 2), TBM_SURFACE_ALIGNMENT_PLANE);
-                       _bo_idx = 0;
-               }
-               break;
-       case TBM_FORMAT_YUV422:
-       case TBM_FORMAT_YVU422:
-               bpp = 16;
-               //if(plane_idx == 0)
-               {
-                       _offset = 0;
-                       _pitch = SIZE_ALIGN(width, TBM_SURFACE_ALIGNMENT_PITCH_YUV);
-                       _size = SIZE_ALIGN(_pitch * height, TBM_SURFACE_ALIGNMENT_PLANE);
-                       _bo_idx = 0;
-                       if (plane_idx == 0)
-                               break;
-               }
-               //else if( plane_idx == 1 )
-               {
-                       _offset += _size;
-                       _pitch = SIZE_ALIGN(width / 2, TBM_SURFACE_ALIGNMENT_PITCH_YUV / 2);
-                       _size = SIZE_ALIGN(_pitch * (height), TBM_SURFACE_ALIGNMENT_PLANE);
-                       _bo_idx = 0;
-                       if (plane_idx == 1)
-                               break;
-               }
-               //else if (plane_idx == 2 )
-               {
-                       _offset += _size;
-                       _pitch = SIZE_ALIGN(width / 2, TBM_SURFACE_ALIGNMENT_PITCH_YUV / 2);
-                       _size = SIZE_ALIGN(_pitch * (height), TBM_SURFACE_ALIGNMENT_PLANE);
-                       _bo_idx = 0;
-               }
-               break;
-       case TBM_FORMAT_YUV444:
-       case TBM_FORMAT_YVU444:
-               bpp = 24;
-               //if(plane_idx == 0)
-               {
-                       _offset = 0;
-                       _pitch = SIZE_ALIGN(width, TBM_SURFACE_ALIGNMENT_PITCH_YUV);
-                       _size = SIZE_ALIGN(_pitch * height, TBM_SURFACE_ALIGNMENT_PLANE);
-                       _bo_idx = 0;
-                       if (plane_idx == 0)
-                               break;
-               }
-               //else if( plane_idx == 1 )
-               {
-                       _offset += _size;
-                       _pitch = SIZE_ALIGN(width, TBM_SURFACE_ALIGNMENT_PITCH_YUV);
-                       _size = SIZE_ALIGN(_pitch * height, TBM_SURFACE_ALIGNMENT_PLANE);
-                       _bo_idx = 0;
-                       if (plane_idx == 1)
-                               break;
-               }
-               //else if (plane_idx == 2 )
-               {
-                       _offset += _size;
-                       _pitch = SIZE_ALIGN(width, TBM_SURFACE_ALIGNMENT_PITCH_YUV);
-                       _size = SIZE_ALIGN(_pitch * height, TBM_SURFACE_ALIGNMENT_PLANE);
-                       _bo_idx = 0;
-               }
-               break;
-       default:
-               bpp = 0;
-               break;
-       }
-
-       *size = _size;
-       *offset = _offset;
-       *pitch = _pitch;
-       *bo_idx = _bo_idx;
-
-       return ret;
-}
-
-int
-tbm_sprd_bo_get_flags(tbm_bo bo)
-{
-       SPRD_RETURN_VAL_IF_FAIL(bo != NULL, 0);
-
-       tbm_bo_sprd bo_sprd;
-
-       bo_sprd = (tbm_bo_sprd)tbm_backend_get_bo_priv(bo);
-       SPRD_RETURN_VAL_IF_FAIL(bo_sprd != NULL, 0);
-
-       return bo_sprd->flags_tbm;
-}
-
-int
-tbm_sprd_bufmgr_bind_native_display(tbm_bufmgr bufmgr, void *NativeDisplay)
-{
-       tbm_bufmgr_sprd bufmgr_sprd;
-
-       bufmgr_sprd = tbm_backend_get_priv_from_bufmgr(bufmgr);
-       SPRD_RETURN_VAL_IF_FAIL(bufmgr_sprd != NULL, 0);
-
-       if (!tbm_drm_helper_wl_auth_server_init(NativeDisplay, bufmgr_sprd->fd,
-                                          bufmgr_sprd->device_name, 0)) {
-               TBM_SPRD_LOG("[libtbm-sprd:%d] error:Fail to tbm_drm_helper_wl_server_init\n");
-               return 0;
-       }
-
-       bufmgr_sprd->bind_display = NativeDisplay;
-
-       return 1;
-}
-
-MODULEINITPPROTO(init_tbm_bufmgr_priv);
-
-static TBMModuleVersionInfo SprdVersRec = {
-       "sprd",
-       "Samsung",
-       TBM_ABI_VERSION,
-};
-
-TBMModuleData tbmModuleData = { &SprdVersRec, init_tbm_bufmgr_priv};
-
-int
-init_tbm_bufmgr_priv(tbm_bufmgr bufmgr, int fd)
-{
-       tbm_bufmgr_backend bufmgr_backend;
-       tbm_bufmgr_sprd bufmgr_sprd;
+       tbm_bufmgr_sprd bufmgr_sprd = NULL;
+       tbm_backend_bufmgr_func *bufmgr_func = NULL;
+       tbm_backend_bo_func *bo_func = NULL;
        int fp;
+       tbm_error_e err;
 
-       if (!bufmgr)
-               return 0;
+       if (!bufmgr) {
+               TBM_ERR("bufmgr is null.\n");
+               if (error)
+                       *error = TBM_ERROR_INVALID_PARAMETER;
+               return NULL;
+       }
 
        bufmgr_sprd = calloc(1, sizeof(struct _tbm_bufmgr_sprd));
        if (!bufmgr_sprd) {
-               TBM_SPRD_LOG("[libtbm-sprd:%d] error: Fail to alloc bufmgr_sprd!\n", getpid());
-               return 0;
+               TBM_ERR("fail to alloc bufmgr_sprd!\n");
+               if (error)
+                       *error = TBM_ERROR_OUT_OF_MEMORY;
+               return NULL;
        }
 
-       if (tbm_backend_is_display_server()) {
+       if (tbm_backend_bufmgr_query_display_server(bufmgr, &err)) {
                bufmgr_sprd->fd = tbm_drm_helper_get_master_fd();
                if (bufmgr_sprd->fd < 0) {
                        bufmgr_sprd->fd = _tbm_sprd_open_drm();
                        if (bufmgr_sprd->fd < 0) {
-                               TBM_SPRD_LOG("[libtbm-sprd:%d] error: Fail to open drm!\n", getpid());
+                               TBM_ERR("fail to open drm!\n");
+                               if (error)
+                                       *error = TBM_ERROR_INVALID_OPERATION;
                                goto fail_open_drm;
                        }
                }
@@ -1921,19 +1810,22 @@ init_tbm_bufmgr_priv(tbm_bufmgr bufmgr, int fd)
 
                bufmgr_sprd->device_name = drmGetDeviceNameFromFd(bufmgr_sprd->fd);
                if (!bufmgr_sprd->device_name) {
-                       TBM_SPRD_LOG("[libtbm-sprd:%d] error: Fail to get device name!\n", getpid());
+                       TBM_ERR("fail to get device name!\n");
                        tbm_drm_helper_unset_tbm_master_fd();
+                       if (error)
+                               *error = TBM_ERROR_INVALID_OPERATION;
                        goto fail_get_device_name;
                }
        } else {
                if (!tbm_drm_helper_get_auth_info(&(bufmgr_sprd->fd), &(bufmgr_sprd->device_name), NULL)) {
-                       TBM_SPRD_LOG("[libtbm-sprd:%d] error: Fail to get auth drm info!\n", getpid());
+                       TBM_ERR("fail to get auth drm info!\n");
+                       if (error)
+                               *error = TBM_ERROR_INVALID_OPERATION;
                        goto fail_get_auth_info;
                }
-       }
 
-       //Create Hash Table
-       bufmgr_sprd->hashBos = drmHashCreate();
+       }
+       tbm_drm_helper_set_fd(bufmgr_sprd->fd);
 
        //Check if the tbm manager supports dma fence or not.
        fp = open("/sys/module/dmabuf_sync/parameters/enabled", O_RDONLY);
@@ -1948,74 +1840,109 @@ init_tbm_bufmgr_priv(tbm_bufmgr bufmgr, int fd)
        }
 
        if (!_bufmgr_init_cache_state(bufmgr_sprd)) {
-               TBM_SPRD_LOG("[libtbm-sprd:%d] error: Fail to init bufmgr cache state\n", getpid());
+               TBM_ERR("fail to init bufmgr cache state\n");
+               if (error)
+                       *error = TBM_ERROR_INVALID_OPERATION;
                goto fail_init_cache_state;
        }
 
-       bufmgr_backend = tbm_backend_alloc();
-       if (!bufmgr_backend) {
-               TBM_SPRD_LOG("[libtbm-sprd:%d] error: Fail to alloc backend!\n", getpid());
-               goto fail_alloc_backend;
-       }
-
-       bufmgr_backend->priv = (void *)bufmgr_sprd;
-       bufmgr_backend->bufmgr_deinit = tbm_sprd_bufmgr_deinit;
-       bufmgr_backend->bo_size = tbm_sprd_bo_size;
-       bufmgr_backend->bo_alloc = tbm_sprd_bo_alloc;
-       bufmgr_backend->bo_free = tbm_sprd_bo_free;
-       bufmgr_backend->bo_import = tbm_sprd_bo_import;
-       bufmgr_backend->bo_import_fd = tbm_sprd_bo_import_fd;
-       bufmgr_backend->bo_export = tbm_sprd_bo_export;
-       bufmgr_backend->bo_export_fd = tbm_sprd_bo_export_fd;
-       bufmgr_backend->bo_get_handle = tbm_sprd_bo_get_handle;
-       bufmgr_backend->bo_map = tbm_sprd_bo_map;
-       bufmgr_backend->bo_unmap = tbm_sprd_bo_unmap;
-       bufmgr_backend->surface_get_plane_data = tbm_sprd_surface_get_plane_data;
-       bufmgr_backend->surface_supported_format = tbm_sprd_surface_supported_format;
-       bufmgr_backend->bo_get_flags = tbm_sprd_bo_get_flags;
-       bufmgr_backend->bo_lock = tbm_sprd_bo_lock;
-       bufmgr_backend->bo_unlock = tbm_sprd_bo_unlock;
-       bufmgr_backend->bufmgr_bind_native_display = tbm_sprd_bufmgr_bind_native_display;
-
-       if (!tbm_backend_init(bufmgr, bufmgr_backend)) {
-               TBM_SPRD_LOG("[libtbm-sprd:%d] error: Fail to init backend!\n", getpid());
-               goto fail_init_backend;
-       }
-
-#ifdef DEBUG
-       {
-               char *env;
-
-               env = getenv("TBM_SPRD_DEBUG");
-               if (env) {
-                       bDebug = atoi(env);
-                       TBM_SPRD_LOG("TBM_SPRD_DEBUG=%s\n", env);
-               } else
-                       bDebug = 0;
-       }
-#endif
-
-       DBG("[libtbm-sprd:%d] %s DMABUF FENCE is %s\n", getpid(),
-            __FUNCTION__, bufmgr_sprd->use_dma_fence ? "supported!" : "NOT supported!");
-       DBG("[libtbm-sprd:%d] %s fd:%d\n", getpid(),
-            __FUNCTION__, bufmgr_sprd->fd);
-
-       return 1;
+       /*Create Hash Table*/
+       bufmgr_sprd->hashBos = drmHashCreate();
 
-fail_init_backend:
-       tbm_backend_free(bufmgr_backend);
-fail_alloc_backend:
+       /* alloc and register bufmgr_funcs */
+       bufmgr_func = tbm_backend_bufmgr_alloc_bufmgr_func(bufmgr, &err);
+       if (!bufmgr_func) {
+               TBM_ERR("fail to alloc bufmgr_func! err(%d)\n", err);
+               if (error)
+                       *error = TBM_ERROR_OUT_OF_MEMORY;
+               goto fail_alloc_bufmgr_func;
+       }
+
+       bufmgr_func->bufmgr_get_capabilities = tbm_sprd_bufmgr_get_capabilities;
+       bufmgr_func->bufmgr_bind_native_display = tbm_sprd_bufmgr_bind_native_display;
+       bufmgr_func->bufmgr_get_supported_formats = tbm_sprd_bufmgr_get_supported_formats;
+       bufmgr_func->bufmgr_get_plane_data = tbm_sprd_bufmgr_get_plane_data;
+       bufmgr_func->bufmgr_alloc_bo = tbm_sprd_bufmgr_alloc_bo;
+       bufmgr_func->bufmgr_alloc_bo_with_format = NULL;
+       bufmgr_func->bufmgr_import_fd = tbm_sprd_bufmgr_import_fd;
+       bufmgr_func->bufmgr_import_key = tbm_sprd_bufmgr_import_key;
+
+       err = tbm_backend_bufmgr_register_bufmgr_func(bufmgr, bufmgr_func);
+       if (err != TBM_ERROR_NONE) {
+               TBM_ERR("fail to register bufmgr_func! err(%d)\n", err);
+               if (error)
+                       *error = TBM_ERROR_INVALID_OPERATION;
+               goto fail_register_bufmgr_func;
+       }
+       bufmgr_sprd->bufmgr_func = bufmgr_func;
+
+       /* alloc and register bo_funcs */
+       bo_func = tbm_backend_bufmgr_alloc_bo_func(bufmgr, &err);
+       if (!bo_func) {
+               TBM_ERR("fail to alloc bo_func! err(%d)\n", err);
+               if (error)
+                       *error = TBM_ERROR_OUT_OF_MEMORY;
+               goto fail_alloc_bo_func;
+       }
+
+       bo_func->bo_free = tbm_sprd_bo_free;
+       bo_func->bo_get_size = tbm_sprd_bo_get_size;
+       bo_func->bo_get_memory_types = tbm_sprd_bo_get_memory_type;
+       bo_func->bo_get_handle = tbm_sprd_bo_get_handle;
+       bo_func->bo_map = tbm_sprd_bo_map;
+       bo_func->bo_unmap = tbm_sprd_bo_unmap;
+       bo_func->bo_lock = NULL;
+       bo_func->bo_unlock = NULL;
+       bo_func->bo_export_fd = tbm_sprd_bo_export_fd;
+       bo_func->bo_export_key = tbm_sprd_bo_export_key;
+
+       err = tbm_backend_bufmgr_register_bo_func(bufmgr, bo_func);
+       if (err != TBM_ERROR_NONE) {
+               TBM_ERR("fail to register bo_func! err(%d)\n", err);
+               if (error)
+                       *error = TBM_ERROR_INVALID_OPERATION;
+               goto fail_register_bo_func;
+       }
+       bufmgr_sprd->bo_func = bo_func;
+
+       TBM_DBG("DMABUF FENCE is %s\n",
+               bufmgr_sprd->use_dma_fence ? "supported!" : "NOT supported!");
+       TBM_DBG("fd:%d\n", bufmgr_sprd->fd);
+
+       if (error)
+               *error = TBM_ERROR_NONE;
+
+       bufmgr_sprd->bufmgr = bufmgr;
+
+       return (tbm_backend_bufmgr_data *)bufmgr_sprd;
+
+fail_register_bo_func:
+       tbm_backend_bufmgr_free_bo_func(bufmgr, bo_func);
+fail_alloc_bo_func:
+fail_register_bufmgr_func:
+       tbm_backend_bufmgr_free_bufmgr_func(bufmgr, bufmgr_func);
+fail_alloc_bufmgr_func:
        _bufmgr_deinit_cache_state(bufmgr_sprd);
-fail_init_cache_state:
        if (bufmgr_sprd->hashBos)
                drmHashDestroy(bufmgr_sprd->hashBos);
-       if (tbm_backend_is_display_server())
+fail_init_cache_state:
+       if (tbm_backend_bufmgr_query_display_server(bufmgr, &err))
                tbm_drm_helper_unset_tbm_master_fd();
+       tbm_drm_helper_unset_fd();
+       if (bufmgr_sprd->device_name)
+               free(bufmgr_sprd->device_name);
 fail_get_device_name:
        close(bufmgr_sprd->fd);
 fail_get_auth_info:
 fail_open_drm:
        free(bufmgr_sprd);
-       return 0;
+       return NULL;
 }
 
+tbm_backend_module tbm_backend_module_data = {
+       "sprd",
+       "Samsung",
+       TBM_BACKEND_ABI_VERSION_3_0,
+       tbm_sprd_init,
+       tbm_sprd_deinit
+};