drivers/gpu/drm/bridge/lvds-encoder.c broken in mainline

Lothar Waßmann LW at KARO-electronics.de
Tue Nov 7 14:06:28 UTC 2017


Hi,

drivers/gpu/drm/bridge/lvds-encoder.c driver is currently
dysfunctional due to:
|commit 13dfc0540a575b47b2d640b093ac16e9e09474f6
|Author: Eric Anholt <eric at anholt.net>
|Date:   Fri Jun 2 13:25:14 2017 -0700
|
|    drm/bridge: Refactor out the panel wrapper from the lvds-encoder bridge.

Also, there is no in-kernel user of this driver, so that it obviously
doesn't get tested in any way. There is only one dts file (r8a7779-marzen.dts)
that instantiates this driver, but it has an incomplete OF graph. The missing
link for the OF graph is provided by either r8a77xx-aa104xd12-panel.dtsi or
r8a77xx-aa121td01-panel.dtsi, but those files are referenced nowhere in
the kernel source.

Should the driver be removed or moved to staging, until it is properly
fixed?


Lothar Waßmann


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