Messages in this thread | | | Date | Fri, 4 Sep 2015 11:20:03 +0100 | From | Russell King - ARM Linux <> | Subject | Re: [PATCH v4 14/16] drm: bridge: analogix/dp: try force hpd after plug in lookup failed |
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On Thu, Sep 03, 2015 at 11:04:40AM +0200, Thierry Reding wrote: > Conversely, if the panel isn't capable of generating an HPD signal, then > I don't think it would be appropriate to make it a DT property. It would > be better to hard-code it in the driver, lest someone forget to set the > property in DT and get stuck with a device that isn't operational.
There is another way to deal with this: DRM supports the idea of connector forcing - where you can force the connector to think that it's connected or disconnected.
One of the problems is that not many ARM DRM drivers implement it - maybe it should be a requirement for code to be accepted? :)
-- FTTC broadband for 0.8mile line: currently at 9.6Mbps down 400kbps up according to speedtest.net.
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