Hi! This small series improves DRM bridges code by silencing a noisy error coming from of-graph code for the device-trees that are missing a display bridge graph.
graph: no port node found in ... One example where this error happens is an older bridge-less DTB used in conjunction with a newer kernel which has a display controller driver that supports DRM bridges. Changelog: v9: - These two patches are factored out from  in order to ease applying of the patches. - The of_graph_presents() is renamed to of_graph_is_present() like it was requested by Rob Herring in the review comment to . - Added Rob's r-b.  https://patchwork.ozlabs.org/project/linux-tegra/list/?series=184102 Dmitry Osipenko (2): of_graph: add of_graph_is_present() drm/of: Make drm_of_find_panel_or_bridge() to check graph's presence drivers/gpu/drm/drm_of.c | 9 +++++++ drivers/of/property.c | 52 +++++++++++++++++++++++++++++++++------- include/linux/of_graph.h | 6 +++++ 3 files changed, 58 insertions(+), 9 deletions(-) -- 2.26.0 _______________________________________________ dri-devel mailing list firstname.lastname@example.org https://lists.freedesktop.org/mailman/listinfo/dri-devel