Date: Fri, 1 Dec 2017 15:31:52 +0300 From: Greg V <greg@unrelenting.technology> To: freebsd-x11@freebsd.org Subject: Re: drm-next-kmod + Broadwell = console 0.2 Hz refresh Message-ID: <1dee67bd-1bb0-c8dc-8d4a-b7eed1324cb0@unrelenting.technology> In-Reply-To: <4a544653-f476-7e74-e21d-b8caecf2b8fa@alvermark.net> References: <8809bab8-8b15-93b1-36b2-1414f165c5d7@alvermark.net> <4a544653-f476-7e74-e21d-b8caecf2b8fa@alvermark.net>
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On 12/01/2017 15:26, Jakob Alvermark wrote: > 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. Hi. Can you test alt+tabbing with modesetting/glamor? I'm not sure what Xorg picks up by default, but probably the intel DDX which kinda sucks. xorg.conf: Section "Device" Option "AccelMethod" "glamor" Option "DRI" "3" Identifier "Card0" Driver "modesetting" BusID "PCI:0:2:0" # might be different EndSection
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