Re: [PATCH 2/7] drm/i915/skl: Refuse to load outdated dmc firmware

Vivi, Rodrigo
2015-11-03T23:24:54Z

On Tue, 2015-11-03 at 21:49 +0000, Daniel Stone wrote:
> Hi Mika,
>
> On 30 October 2015 at 15:52, Mika Kuoppala
> <mika.kuoppala@linux.intel.com> wrote:
> > There is known issue on GT interrupt delivery with DC6 and
> > firmwares <1.21. There is a suspicion that this causes
> > spurious gpu hangs on driver init and with some workloads,
> > as upgrading the firmware to 1.21 makes these problems
> > disappear.
> >
> > As of now the current version included in distribution
> > firmware packages is very like to be 1.19. Play it safe and
> > refuse to load a firmware version that may affect gpu
> > side stability.
> >
> > With < 1.23 there is a palette and dmc ram corruption issue
> > so blacklist anything below that.
>
> Unfortunately 1.23 is only available from 01.org, and doesn't appear
> to have been submitted to linux-firmware. Rodrigo, is this going to
> be
> submitted soon, or?

I submit along with the release at 01.org.
It just got pulled and merged there.

> Cheers,
> Daniel

Thanks,
Rodrigo.