Comment # 48 on bug 1011158 from Hubert Mantel

With a new kernel, the firmware loading finally succeeds, but problem still
present:

vdr:~ # uname -a
Linux vdr 4.11.7-1.gddd09a5-default #1 SMP PREEMPT Sat Jun 24 07:54:41 UTC 2017
(ddd09a5) x86_64 x86_64 x86_64 GNU/Linux
vdr:~ # vainfo 
libva info: VA-API version 0.39.0
libva info: va_getDriverName() returns -1
libva error: va_getDriverName() failed with unknown libva
error,driver_name=(null)
vaInitialize failed with error code -1 (unknown libva error),exit
vdr:~ # dmesg | grep drm
[    3.410370] [drm] Memory usable by graphics device = 4096M
[    3.410377] fb: switching to inteldrmfb from VESA VGA
[    3.411542] [drm] Replacing VGA console driver
[    3.411885] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
[    3.411886] [drm] Driver supports precise vblank timestamp query.
[    3.413344] [drm] Finished loading DMC firmware i915/bxt_dmc_ver1_07.bin
(v1.7)
[    3.417433] [drm] GuC firmware load skipped
[    3.417973] [drm] Initialized i915 1.6.0 20170123 for 0000:00:02.0 on minor
0
[    3.696244] fbcon: inteldrmfb (fb0) is primary device
[    3.784393] i915 0000:00:02.0: fb0: inteldrmfb frame buffer device
[    4.835484] [drm] RC6 on
vdr:~ # 

Maybe I should re-install 42.1 instead of 42.2 and ask for a patched X Server
that supports the chip. It was working quite nicely end of last year...