svn commit: r317591 - head/sys/dev/drm2/radeon

[Andriy Gapon]

On 10/06/2017 18:07, TAKAHASHI Yoshihiro wrote:
> In article <03e500d5-76b1-fd38-04c6-90d85a2ddfa8 at FreeBSD.org>
> Andriy Gapon <avg at FreeBSD.org> writes:
> 
>> On 29/04/2017 12:47, Takahashi Yoshihiro wrote:
>>> Author: nyan
>>> Date: Sat Apr 29 09:47:15 2017
>>> New Revision: 317591
>>> URL: https://svnweb.freebsd.org/changeset/base/317591
>>>
>>> Log:
>>>   Add TUNABLE_INT to radeonkms driver parameters.
>>>   They are required by PowerMac G5 DP.
>>>   
>>>   PR:		217852
>>>   Submitted by:	Hiroo Ono
>>>   MFC after:	1 week
>>
>> I think that this solution that I had in my private tree is a little bit more
>> powerful:
>> https://people.freebsd.org/~avg/radeon_drv-knobs.diff
>>
>> The advantage is that it is less intrusive and also provides read-only sysctl in
>> addition to the tunables.
>> Also, hw.drm.radeon seems like a better place for the knobs than just drm.radeon.
>>
>> Do you mind if I commit this?
> 
> Sorry for late.
> 
> I don't mind that your suggestion.  But if you will commit the patch,
> I think that you should apply the same way to the i915 driver.

Ooh, I didn't realize that there was a precedent and that "drm" was already used
as a root for tunables.  So, not sure if I want to pursue this further...

Thank you!


-- 
Andriy Gapon