[Intel-gfx] [bug report] drm/i915: Computer does not shutdown,

[Ville Syrjälä]

On Mon, Mar 22, 2021 at 07:00:38PM +0100, Hans de Goede wrote:
> Hi,
> 
> On 3/22/21 5:00 PM, Ville Syrjälä wrote:
> > On Mon, Mar 22, 2021 at 04:51:26PM +0100, Hans de Goede wrote:
> >> Hi,
> >>
> >> On 3/22/21 3:53 PM, Ville Syrjälä wrote:
> >>> On Mon, Mar 22, 2021 at 11:45:39AM +0100, Hans de Goede wrote:
> >>>> Hi,
> >>>>
> >>>> On 3/14/21 11:30 AM, Mario Hüttel wrote:
> >>>>> Hello,
> >>>>>
> >>>>> It seems, like the mailing list, didn't accept my email. So I'll send
> >>>>> it again:
> >>>>>
> >>>>> I want to report a bug. I have a PC with Intel i7-6700K processor (with
> >>>>> integrated graphics) and an AsRock Fatal1ty Z170 Gaming K6 mainboard. I
> >>>>> use the CPU's integrated graphics.
> >>>>> My system is Archlinux with Kernel v5.11.6.
> >>>>>
> >>>>> Using this setup, my PC works normally. However, when I shut it down,
> >>>>> the power is not cut. Fans keep spinning and LEDs stay on. I couldn't
> >>>>> detect any other problem when shutting down. Drives etc. stop as
> >>>>> expected and the video is blank. Even after waiting several hours, the
> >>>>> system doesn't power down.
> >>>>>
> >>>>> Restarts work normally.
> >>>>>
> >>>>> I haven't yet found any other people on the internet that have the same
> >>>>> bug.
> >>>>>
> >>>>> I used git bisect to find the commit that causes this behavior on my
> >>>>> machine.
> >>>>
> >>>> Thank you for doing a bisect that is always very helpful.
> >>>>
> >>>>> The result is: fe0f1e3bfdfeb53e18f1206aea4f40b9bd1f291c is the
> >>>>> first bad commit.
> >>>>
> >>>> To save others the trouble of having to look up the hasj, that is:
> >>>>
> >>>> "drm/i915: Shut down displays gracefully on reboot"
> >>>>
> >>>> Which is the same commit as which I've reported is causing issues
> >>>> with DSI panels not lighting up on reboots on some BYT/CHT devices.
> >>>>
> >>>> Since this seems to mostly be intended to fix issues surrounding
> >>>> DP MST stuff, maybe the graceful shutdown should only be done when
> >>>> MST is in use?
> >>>
> >>> No. It also fixes Windows, lols.
> >>
> >> Ok, can you at least take a look at my patch which fixes (works-around)
> >> the issues for DSI panel on BYT/CHT DSI devices:
> >>
> >> https://patchwork.freedesktop.org/patch/422481/
> >>
> >> ?
> > 
> > Never reached my inbox.
> 
> Yes I'm seeing a lot of bounces from the linux.intel.com mailserver lately
> (and only from that mail server and not from any other mailservers).
> 
> You should have also received a copy through the intel-gfx lists though.

Nope. Didn't come through the list either.

> 
> Or you can grab a raw copy from patchwork.
> 
> Regardless of the mail-issue a review would be much appreciated.
> 
> Regards,
> 
> Hans
> 
> 
> p.s.
> 
> While on the subjects of bouncing emails, did you see Jani's reply to:
> https://patchwork.freedesktop.org/patch/422669/
> 
> Where he asks for a second opinion on that patch from you ?

I did reply to that patch.

-- 
Ville Syrjälä
Intel