Hi, Hans I found in d8077d2df184f3ef63ed9ff4579d41ca64e12855 commit, that V4L2_CTRL_FLAG_VOLATILE flag was disabled for some STD controls and fully disabled g_ctrl iface. So How can userspace know about changing some values? Or is that right? Regards, Volokh -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html