On Wed, 18 Jan 2017, Martin Peres <martin.peres@xxxxxxxxxxxxxxx> wrote: > On 16/12/16 15:48, Daniel Vetter wrote: >> On Fri, Dec 16, 2016 at 12:29:05PM +0200, Jani Nikula wrote: >>> The two remaining patches from [1], rebased. >>> >>> BR, >>> Jani. >>> >>> >>> [1] http://mid.mail-archive.com/1480984058-552-1-git-send-email-manasi.d.navare@xxxxxxxxx >> >> Just for the record, I think the only thing missing here is the Xorg >> review on the -modesetting patch. As soon as we have that I can vacuum >> this up (probably best through drm-misc, but not sure). > > Hey Daniel, > > I tested again on Monday -modesetting with the patch from Jani to inject > faults and did manage to get both the link-status BAD and a lower > resolution got select dynamically when running KDE. For the latter, I > however needed the following patch: > https://patchwork.kernel.org/patch/9491869/ > > Now, that being said, Jani's patch just prevents a new modeset to work, > it does not tear down the current mode. This may be the reason why I do > not manage to get a black screen after > 3 failures (and already a > 1024x768 resolution). > > I however need to do more testing when running without a DE (straight X > + twm and xterm). Indeed, when I hotplug my DP screen, it gets to the > native resolution automatically without me asking for it using xrandr. > Also, the mode that is set does not seem to go through > intel_dp_start_link_train (what the heck?), so I do not get any failure > and I cannot induce one :s Huh, does your X + twm actually respond to hotplugs? BR, Jani. > > Because of this, I am a little uneasy and cannot say for sure that my > patch for -modesetting is correct. I am hoping that Manasi will get a > good testing rig to validate everything from end-to-end. At the very > least, -modesetting seems to do a reasonable job. > > Sorry for keeping you out of the loop, but I was hoping to have a more > clear-cut GOOD/BAD, but I seem to be mostly at a road block. Manasi told > me it would help if I described it here, so here I am. I will continue > assisting Manasi in her validation work! > > Martin > > PS: My kernel tree is here: https://cgit.freedesktop.org/~mperes/linux > _______________________________________________ > Intel-gfx mailing list > Intel-gfx@xxxxxxxxxxxxxxxxxxxxx > https://lists.freedesktop.org/mailman/listinfo/intel-gfx -- Jani Nikula, Intel Open Source Technology Center _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel
