Kernel test robot throws below warning when CONFIG_OF is not set. >> drivers/gpu/drm/rockchip/analogix_dp-rockchip.c:457:34: warning: unused variable 'rockchip_dp_dt_ids' [-Wunused-const-variable] static const struct of_device_id rockchip_dp_dt_ids[] = { Fixed it by defining rockchip_dp_dt_ids[] under CONFIG_OF. Reported-by: kernel test robot <lkp@xxxxxxxxx> Signed-off-by: Souptick Joarder <jrdr.linux@xxxxxxxxx> --- drivers/gpu/drm/rockchip/analogix_dp-rockchip.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c b/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c index ade2327a10e2..9b79ebaeae97 100644 --- a/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c +++ b/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c @@ -454,12 +454,14 @@ static const struct rockchip_dp_chip_data rk3288_dp = { .chip_type = RK3288_DP, }; +#ifdef CONFIG_OF static const struct of_device_id rockchip_dp_dt_ids[] = { {.compatible = "rockchip,rk3288-dp", .data = &rk3288_dp }, {.compatible = "rockchip,rk3399-edp", .data = &rk3399_edp }, {} }; MODULE_DEVICE_TABLE(of, rockchip_dp_dt_ids); +#endif struct platform_driver rockchip_dp_driver = { .probe = rockchip_dp_probe, -- 2.25.1