SRC_ALPHA_EN 902 drivers/gpu/drm/rockchip/rockchip_drm_vop.c val = SRC_ALPHA_EN(1) | SRC_COLOR_M0(ALPHA_SRC_PRE_MUL) | SRC_ALPHA_EN 909 drivers/gpu/drm/rockchip/rockchip_drm_vop.c VOP_WIN_SET(vop, win, src_alpha_ctl, SRC_ALPHA_EN(0));