CFT update day 2

[René Ladan]

On 29-05-16 21:21, Matthew Macy wrote:
> It sounds like I just need to make the newer xf86-intel work. The old
> one probably simply isn't able to support newer chips. Thanks for the
> report.
>
>
So it is not something in the kernel module?

(back to the unpatched xf86-video-intel driver for now)

René
>
> -M
>
>
>
> ---- On Sun, 29 May 2016 12:15:47 -0700 René Ladan<rene at freebsd.org>
> wrote ----
>
>     On 29-05-16 18:37, Matthias Haas wrote:
>     > Am 29.05.2016 um 16:51 schrieb René Ladan:
>     >> On 23-05-16 10:12, Matthew Macy wrote:
>     >>> The highlights for today are the following:
>     >>>
>     >>> Bug fixes:
>     >>> - Will Andrews fixed attach for some laptops (such as the
>     Carbon X1).
>     >>> The Carbon X1 has a quirky BIOS that doesn't allow the OS to
>     >>> enumerate the GPU's interrupt.
>     >>> - Will Andrews identified a conditionally uninitialized return in
>     >>> idr_find that could lead to a panic in some cases.
>     >>> - Fixed a panic in mtrr_del frequently seen when attach failed.
>     >>> - Sleep/wakeups with interrupts are largely implemented correctly
>     >>> now. Previously a polling 10ms sleep was used. I'm still
>     >>> concerned that the code really needs to be level-triggered.
>     >>>
>     >>> Cleanups:
>     >>> - Logging is now enabled for the first 10s after attach unless
>     >>> dev.drm.drm_debug_keep=1.
>     >>> - Unimplemented warnings are off by default.
>     >>>
>     >> [...snip USB instructions...]
>     >>> If using the github repo, make sure you're using the drm-next-4.6
>     >>> branch.
>     >>>
>     >> I tested the latest github version on my laptop (an Acer Aspire
>     >> E5-773G-78RN with an Intel HD 520 GPU, see [1]), some results:
>     >>
>     >> - xfce4 starts, no visual artifacts
>     >> - XV is disabled but present according to xdpyinfo, i.e.
>     mplayer renders
>     >> movies with black borders in full screen mode
>     >> - glxgears gets up to 30 fps full screen (so something is not
>     >> accelerated)
>     >> - HDMI output works (when X is started after initially plugging
>     in the
>     >> cable), the TV image keeps getting updated if I close the lid
>     >> - switching back and forth between X and the console works
>     >> - stellarium works
>     >>
>     >> Maybe xf86-video-intel 2.21.15 is missing an PCI id?
>     > It is indeed missing a few PCI ids, I created 2 patches that add
>     those
>     > missing ids, but that doesn't seem to be enough in my case (Iris
>     550).
>     > You may try them anyway and see if they change anything for you,
>     but I
>     > can't give any support as I'm only a web developer and all this
>     stuff is
>     > not really my area of expertise.
>
>     With a patched xf86-video-intel the screen freezes and switching
>     back to
>     the console does not work either. SSH login still works fine.
>     Although
>     Xorg looks frozen, Xorg.log shows that acceleration should work
>     now, as
>     shown in the attached Xorg.log diff (with timestamps removed). A
>     kernel
>     log from around the freeze is attached too.
>
>     This is with the drm-next-4.6 branch at commit
>     1e9ceda8a2a5b5eb45b3cd692987edc8b410817f
>
>     >> [1] https://wiki.freebsd.org/Laptops/Acer_Aspire_E5_773G_78RN
>
>     Cheers,
>     René
>