CHN_ENABLE 442 drivers/gpu/drm/zte/zx_vou.c zx_writel_mask(zcrtc->chnreg + CHN_CTRL0, CHN_ENABLE, CHN_ENABLE); CHN_ENABLE 469 drivers/gpu/drm/zte/zx_vou.c zx_writel_mask(zcrtc->chnreg + CHN_CTRL0, CHN_ENABLE, 0);