VPIF_CH1_CTRL
VPIF_CH1_V_CFG_02, VPIF_CH1_V_CFG_03, VPIF_CH1_CTRL,
#define channel1_intr_assert() (regw((regr(VPIF_CH1_CTRL)|\
(VPIF_INT_BOTH << VPIF_CH1_INT_CTRL_SHIFT)), VPIF_CH1_CTRL))
regw((regr(VPIF_CH1_CTRL) | (VPIF_CH1_EN)), VPIF_CH1_CTRL);
regw((regr(VPIF_CH1_CTRL) & (~VPIF_CH1_EN)), VPIF_CH1_CTRL);
ctrl_reg = VPIF_CH1_CTRL;
ctrl_reg = VPIF_CH1_CTRL;