DISP_REG_OVL_RST 123 drivers/gpu/drm/mediatek/mtk_disp_ovl.c writel(0x1, comp->regs + DISP_REG_OVL_RST); DISP_REG_OVL_RST 124 drivers/gpu/drm/mediatek/mtk_disp_ovl.c writel(0x0, comp->regs + DISP_REG_OVL_RST);