RKISP1_CIF_ISP_HIST_CTRL_MODE_MASK_V12
hist_ctrl &= RKISP1_CIF_ISP_HIST_CTRL_MODE_MASK_V12 |
hist_ctrl &= ~RKISP1_CIF_ISP_HIST_CTRL_MODE_MASK_V12;
RKISP1_CIF_ISP_HIST_CTRL_MODE_MASK_V12 |