drm/msm: bump kernel api version for explicit fencing

Signed-off-by: Rob Clark <robdclark@gmail.com>

drivers/gpu/drm/msm/msm_drv.c

@@ -26,9 +26,10 @@
  * MSM driver version:
  * - 1.0.0 - initial interface
  * - 1.1.0 - adds madvise, and support for submits with > 4 cmd buffers
+ * - 1.2.0 - adds explicit fence support for submit ioctl
  */
 #define MSM_VERSION_MAJOR	1
-#define MSM_VERSION_MINOR	1
+#define MSM_VERSION_MINOR	2
 #define MSM_VERSION_PATCHLEVEL	0
 
 static void msm_fb_output_poll_changed(struct drm_device *dev)