Hi Yue, Thank you for the patch. On Mon, Jul 29, 2019 at 03:12:16PM +0800, YueHaibing wrote: > If DRM_LVDS_ENCODER=y but CONFIG_DRM_KMS_HELPER=m, > build fails: > > drivers/gpu/drm/bridge/lvds-encoder.o: In function `lvds_encoder_probe': > lvds-encoder.c:(.text+0x155): undefined reference to `devm_drm_panel_bridge_add' > > Reported-by: Hulk Robot <hulkci@xxxxxxxxxx> > Fixes: dbb58bfd9ae6 ("drm/bridge: Fix lvds-encoder since the panel_bridge rework.") > Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx> Reviewed-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx> > --- > v2: remove tc358764 log in commit log, also fix Fixes tag > --- > drivers/gpu/drm/bridge/Kconfig | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/gpu/drm/bridge/Kconfig b/drivers/gpu/drm/bridge/Kconfig > index a6eec90..77e4b95 100644 > --- a/drivers/gpu/drm/bridge/Kconfig > +++ b/drivers/gpu/drm/bridge/Kconfig > @@ -48,6 +48,7 @@ config DRM_DUMB_VGA_DAC > config DRM_LVDS_ENCODER > tristate "Transparent parallel to LVDS encoder support" > depends on OF > + select DRM_KMS_HELPER > select DRM_PANEL_BRIDGE > help > Support for transparent parallel to LVDS encoders that don't require -- Regards, Laurent Pinchart _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel