While CONFIG_OF is n but COMPILE_TEST is y, we got this: WARNING: unmet direct dependencies detected for DRM_DP_AUX_BUS Depends on [n]: HAS_IOMEM [=y] && DRM [=y] && OF [=n] Selected by [y]: - DRM_MSM [=y] && HAS_IOMEM [=y] && DRM [=y] && (ARCH_QCOM || SOC_IMX5 || COMPILE_TEST [=y]) && COMMON_CLK [=y] && IOMMU_SUPPORT [=y] && (QCOM_OCMEM [=n] || QCOM_OCMEM [=n]=n) && (QCOM_LLCC [=y] || QCOM_LLCC [=y]=n) && (QCOM_COMMAND_DB [=n] || QCOM_COMMAND_DB [=n]=n) Make DRM_DP_AUX_BUS depends on OF || COMPILE_TEST to fix this warning. Fixes: 1e0f66420b13 ("drm/display: Introduce a DRM display-helper module") Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx> Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx> Reviewed-by: Abhinav Kumar <quic_abhinavk@xxxxxxxxxxx> Acked-by: Linus Walleij <linus.walleij@xxxxxxxxxx> --- v3: use correct Fixes tag v2: fix this in DRM_DP_AUX_BUS dependencies --- drivers/gpu/drm/display/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/display/Kconfig b/drivers/gpu/drm/display/Kconfig index 1b6e6af37546..09712b88a5b8 100644 --- a/drivers/gpu/drm/display/Kconfig +++ b/drivers/gpu/drm/display/Kconfig @@ -3,7 +3,7 @@ config DRM_DP_AUX_BUS tristate depends on DRM - depends on OF + depends on OF || COMPILE_TEST config DRM_DISPLAY_HELPER tristate -- 2.17.1