Re: 4.1-rc4 display-port on radeon not working

[Malte SchrÃder]

On 05/21/15 00:04, Alex Deucher wrote:
> On Wed, May 20, 2015 at 12:57 PM, Malte Schröder <malte@xxxxxxxx> wrote:
>> On 05/20/15 17:37, Alex Deucher wrote:
>>> On Tue, May 19, 2015 at 6:03 PM, Malte Schröder <malte@xxxxxxxx> wrote:
>>>> Hi,
>>>> with 4.1-rc display-port on my Tahiti XT stopped working. I used the
>>>> firmware from http://people.freedesktop.org/~agd5f/radeon_ucode/ as of
>>>> today.
>>>> Note: the display is an Asus PB278, it used to have problems with
>>>> display port negotiation, but those disappeared like a year ago.
>>>>
>>>
>>> Does booting with radeon.auxch=0 on the kernel command line in grub
>>> help?  Can you bisect?
>>>
>>> Alex
>>>
>>
>> Yes, radeon.auxch=0 helps. As for bisecting, I can try, but I won't have
>> time for that until next week.
> 
> No need to bisect.  if auxch=0 helps, I know what commit broke it.
> Does the attached patch help?

Yes, this patch does fix the problem for me :)

> 
> Alex


-- 
Gruß
Malte Schröder
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MalteSch@xxxxxx

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