Set and unset tbm master fd

Change-Id: I5f0eb70d6dcef075ea4fec644fee9b0c3405b9cd

diff --git a/src/tbm_bufmgr_sprd.c b/src/tbm_bufmgr_sprd.c
index 064fafc..16ada73 100755 (executable)
--- a/src/tbm_bufmgr_sprd.c
+++ b/src/tbm_bufmgr_sprd.c
@@ -1519,6 +1519,9 @@ tbm_sprd_bufmgr_deinit (void *priv)
        if (bufmgr_sprd->bind_display)
                tbm_drm_helper_wl_auth_server_deinit();
 
+       if (tbm_backend_is_display_server())
+               tbm_drm_helper_unset_tbm_master_fd();
+
        if (bufmgr_sprd->device_name)
                free(bufmgr_sprd->device_name);
 
@@ -1863,19 +1866,19 @@ init_tbm_bufmgr_priv (tbm_bufmgr bufmgr, int fd)
 
                bufmgr_sprd->fd = -1;
                master_fd = tbm_drm_helper_get_master_fd();
-               if (master_fd < 0) {
+               if (master_fd < 0)
                        bufmgr_sprd->fd = _tbm_sprd_open_drm();
-                       tbm_drm_helper_set_master_fd(bufmgr_sprd->fd);
-               } else {
-                       bufmgr_sprd->fd = dup(master_fd);
-               }
-
+               else
+                       bufmgr_sprd->fd = master_fd;
+               
                if (bufmgr_sprd->fd < 0) {
                        TBM_SPRD_LOG ("[libtbm-sprd:%d] error: Fail to create drm!\n", getpid());
                        free (bufmgr_sprd);
                        return 0;
                }
 
+               tbm_drm_helper_set_tbm_master_fd(bufmgr_sprd->fd);
+
                bufmgr_sprd->device_name = drmGetDeviceNameFromFd(bufmgr_sprd->fd);
 
                if (!bufmgr_sprd->device_name)