Date: Fri, 1 Dec 2017 13:26:00 +0100 From: Jakob Alvermark <jakob@alvermark.net> To: x11@FreeBSD.org Subject: Re: drm-next-kmod + Broadwell = console 0.2 Hz refresh Message-ID: <4a544653-f476-7e74-e21d-b8caecf2b8fa@alvermark.net> In-Reply-To: <8809bab8-8b15-93b1-36b2-1414f165c5d7@alvermark.net> References: <8809bab8-8b15-93b1-36b2-1414f165c5d7@alvermark.net>
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On 11/27/17 15:37, Jakob Alvermark wrote: > Hi, > > > I have been using drm-next-kmod for a while now, and it works fine, > except for this little annoying thing. > > On this Lenovo ThinkPad Yoga 12 (i7-5500U) I have > kld_list="/boot/modules/i915kms.ko" in /etc/rc.conf > > Shortly after the module is loaded, the console (vt) refreshes only > about every 5 seconds or so. > > This only happens on the builtin laptop screen, when I have an > external monitor connected the external monitor is working normally. > (Display is output to both, and the internal screen still has the slow > refresh) > > Starting X and switching back to vt or quitting X and it is working > normally. > > Another thing that might be related; switching windows in X with > alt-tab (xfce) is also slow (on the order of 5 seconds). Tested this with scfb, and alt-tabbing is quick. > > I have another laptop I am using drm-next-kmod on (Pentium N3540) > which doesn't show any of this behavior. > > Any idea? > > > Thanks, > > Jakob > > _______________________________________________ > freebsd-x11@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-x11 > To unsubscribe, send any mail to "freebsd-x11-unsubscribe@freebsd.org"
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