Re: Regression in 6.1.35 / 6.3.9

[Greg KH <gregkh@linuxfoundation.org>]

On Fri, Jul 07, 2023 at 11:45:57AM -0500, Limonciello, Mario wrote:
> On 7/3/2023 14:06, Salvatore Bonaccorso wrote:
> > Hi Mario,
> > 
> > On Mon, Jul 03, 2023 at 12:43:06PM -0500, Mario Limonciello wrote:
> > > On 7/3/23 08:57, Salvatore Bonaccorso wrote:
> > > > Hi Mario,
> > > > 
> > > > On Wed, Jun 28, 2023 at 08:16:25PM +0200, Greg KH wrote:
> > > > > On Wed, Jun 28, 2023 at 05:56:01PM +0000, Limonciello, Mario wrote:
> > > > > > [Public]
> > > > > > 
> > > > > > Hi,
> > > > > >    A regression was reported in 6.4-rc6 that monitor resolutions are no longer present for anything but native resolution on eDP panels.  This specific change backported into stable at 6.1.35 and 6.3.9:
> > > > > > e749dd10e5f29 ("drm/amd/display: edp do not add non-edid timings")
> > > > > > 
> > > > > > After discussing it with the original author, they submitted a revert commit for review:
> > > > > > https://patchwork.freedesktop.org/patch/544273/
> > > > > > 
> > > > > > I suggested the revert also CC stable, and I expect this will go up in 6.5-rc1, but given the timing of the merge window and the original issue hit the stable trees, can we revert it sooner in the stable
> > > > > > trees to avoid exposing the regression to more people?
> > > > > 
> > > > > As the submitted patch had the wrong git id, it might be good to be able
> > > > > to take a real one?  I can take it once it shows up in linux-next if
> > > > > it's really going to be going into 6.5, but I need a stable git id for
> > > > > it.
> > > > 
> > > > Do you know, did that felt trough the cracks or is it still planned to
> > > > do the revert?
> > > > 
> > > > Regards,
> > > > Salvatore
> > > 
> > > Hi,
> > > 
> > > It's part of the PR that was sent for 6.5-rc1 [1]. Unfortunately it's not
> > > yet merged AFAICT to drm-next yet nor Linus' tree.
> > > 
> > > d6149086b45e [2] is the specific commit ID.
> > > 
> > > [1] https://patchwork.freedesktop.org/patch/545125/
> > > [2] https://gitlab.freedesktop.org/agd5f/linux/-/commit/d6149086b45e150c170beaa4546495fd1880724c
> > 
> > Ack, thanks!
> > 
> > Regards,
> > Salvatore
> 
> The revert is in Linus' tree as of this morning.  Greg, can you take this
> back now?
> 
> d6149086b45e1 ("Revert "drm/amd/display: edp do not add non-edid timings"")

Now queued up, thanks.

greg k-h