Martin Peres <martin.peres@xxxxxxxxxxxxxxx> writes: > On 26/01/17 14:37, Martin Peres wrote: >> Despite all the careful planing of the kernel, a link may become >> insufficient to handle the currently-set mode. At this point, the >> kernel should mark this particular configuration as being broken >> and potentially prune the mode before setting the offending connector's >> link-status to BAD and send the userspace a hotplug event. This may >> happen right after a modeset or later on. >> >> When available, we should use the link-status information to reset >> the wanted mode. >> >> Signed-off-by: Martin Peres <martin.peres@xxxxxxxxxxxxxxx> > > The relevant kernel patches have landed in drm-tip about a month ago. > > Eric, would you mind providing feedback on or merging this patch? The later discussion has sounded like the kernel will (always) prune the mode when we re-query, meaning that it doesn't make any sense to try to re-set to the old mode. Is this not the case?
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