4.1-rc4 display-port on radeon not working

[Alex Deucher]

On Tue, May 19, 2015 at 6:03 PM, Malte Schröder <malte at tnxip.de> 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