Bug#731144: kfreebsd: drm2 and i915kms kernel modules are not loaded automatically
On 03/12/2013 04:24, Konstantin Belousov wrote:
>> is not currently being used, as upstream doesn't have it, and the
>> FreeBSD port uses a simpler, "return 0" stub instead:
> Whay do you mean by upstream ? The freedesktop libdrm git ?
Yes.
>> http://svnweb.freebsd.org/ports/head/graphics/libdrm/files/extra-xf86drmMode.c?revision=300896&view=markup
>>
>> Is this patch still meant to be used with current FreeBSD?
>>
>> We're not even sure if the patch works anymore. If the "return 0" stub
>> is the way to go, we could push it upstream and also apply it in Debian
>> to follow what FreeBSD is doing.
>
> Again, what do you mean by 'anymore' ? It worked when I wrote it, and
> kernel driver(s) definitely were not changed there. OTOH, I am not
> sure if radeon driver for drm2 followed the protocol, it should call
> drm_add_busid_modesetting() for the detection to work. Apparently,
> I do not see the corresponding call from the radeon driver in HEAD.
> This should be fixed.
Ah, I see what's going on. It's not just the call. radeonkms doesn't even implement any sort of sysctl support :-(
> Also, I have no idea why ports do not use the suggested patch, and did
> the gross hack with 'return (0);'. I even not sure whom to ask.
SVN blame isn't much helpful, it just points to the initial commit from Martin Wilke, with Xorg update:
http://svnweb.freebsd.org/ports/head/graphics/libdrm/files/extra-xf86drmMode.c?revision=295195&view=markup
Anyway thanks for the pointers!
--
Robert Millan
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