XVIP_CTRL_CONTROL_SW_ENABLE
XVIP_CTRL_CONTROL_SW_ENABLE | XVIP_CTRL_CONTROL_REG_UPDATE);
xvip_clr(xvip, XVIP_CTRL_CONTROL, XVIP_CTRL_CONTROL_SW_ENABLE);
xvip->saved_ctrl | XVIP_CTRL_CONTROL_SW_ENABLE);
xvip->saved_ctrl & ~XVIP_CTRL_CONTROL_SW_ENABLE);