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Date:      Sun, 27 Mar 2016 20:42:12 +0300
From:      Alexander Mishurov <alexander.m.mishurov@gmail.com>
To:        freebsd-x11@freebsd.org
Subject:   Re: r297297 Haswell, libGL error: failed to open drm device, driver i965
Message-ID:  <56F81B74.1020307@gmail.com>
In-Reply-To: <CABHD1wQDLEbkE-XWB=x2PWW9EgLHZOzhNsS%2Bfz=D3BzQYY0txg@mail.gmail.com>
References:  <201603271621.u2RGLbLN062490@mech-as222.men.bris.ac.uk> <CABHD1wQDLEbkE-XWB=x2PWW9EgLHZOzhNsS%2Bfz=D3BzQYY0txg@mail.gmail.com>

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Hi, Antoh

Try to set permissions on the file respresenting video card.
https://forums.freebsd.org/threads/48879/

On 27/03/16 20:39, Tommi Pernila wrote:
> Hi Anton,
>
> try with these instructions:
>
> https://wiki.freebsd.org/Graphics/Update%20i915%20GPU%20driver%20to%20Linux%203.8
>
> note that the driver is already in CURRENT and there's no need to use the
> git repo drm-i915-update-38. Otherwise the instructions are correct.
>
> -Tommi
> On Mar 27, 2016 19:21, "Anton Shterenlikht" <mexas@bris.ac.uk> wrote:
>
>> This is an amd64 laptop with 11.0-CURRENT #0 r297297.
>> pciconf -lv gives:
>>
>> vgapci0@pci0:0:2:0:     class=0x030000 card=0x061f1028 chip=0x0a168086
>> rev=0x0b hdr=0x00
>>      vendor     = 'Intel Corporation'
>>      device     = 'Haswell-ULT Integrated Graphics Controller'
>>      class      = display
>>      subclass   = VGA
>>
>> Am I right that I need x11-drivers/xf86-video-intel for it?
>>
>> Xorg.log doesn't show any errors:
>>
>> http://eis.bris.ac.uk/~mexas/logs/Xorg.0.log
>>
>> On launching firefox I get:
>>
>> libGL error: failed to open drm device: Permission denied
>> libGL error: failed to load driver: i965
>>
>> Is this supposed to work?
>> Have I forgotten some setup step?
>>
>> Also, will this driver support a single
>> logical screen made of two monitors,
>> i.e. laptop's + HDMI attached?
>>
>> Many thanks
>>
>> Anton
>> _______________________________________________
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>>
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