Missing amdgpu firmware files

[Seth Forshee]

On Tue, Oct 27, 2015 at 04:10:33PM +0000, Deucher, Alexander wrote:
> > -----Original Message-----
> > From: Seth Forshee [mailto:seth.forshee at canonical.com]
> > Sent: Tuesday, October 27, 2015 12:06 PM
> > To: Koenig, Christian
> > Cc: Deucher, Alexander; Oded Gabbay; dri-devel at lists.freedesktop.org
> > Subject: Re: Missing amdgpu firmware files
> > 
> > On Tue, Oct 27, 2015 at 04:47:53PM +0100, Christian König wrote:
> > > Well that's strange. Essentially those are just duplicates to the
> > > existing files and the driver should fallback to them.
> > >
> > > IIRC the radeon/*_sdma1.bin files are only requested when you try to
> > > use CIK support with amdgpu which isn't a good idea in a production
> > > environment.
> > >
> > > What's the link for the bug reports? It's most likely just people
> > > trying to use the driver with hardware which it isn't supposed to be
> > > used with.
> > 
> > There have been a few reports that the firmware is missing, but only one
> > I see where the user actually reports any display problems.
> > 
> >  http://bugs.launchpad.net/bugs/1510405
> > 
> > Of course it's possible that he is jumping to conclusions about the
> > missing firmware files causing his display issues.
> 
> The driver refuses to load if the firmware is missing.  However, as Christian mentioned, you will only get those messages if you've enabled CIK support amdgpu which we don't recommend (controlled by CONFIG_DRM_AMDGPU_CIK).  Radeon does not require the additional firmware.

Got it, thanks. I'll disable it.

Seth