Re: [PATCH 4.18 222/235] drm/amd/pp: Send khz clock values to DC for smu7/8

From: Greg Kroah-Hartman
Date: Mon Oct 08 2018 - 13:11:21 EST


On Mon, Oct 08, 2018 at 04:02:19PM +0000, Deucher, Alexander wrote:
> > -----Original Message-----
> > From: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
> > Sent: Monday, October 8, 2018 10:44 AM
> > To: Deucher, Alexander <Alexander.Deucher@xxxxxxx>
> > Cc: linux-kernel@xxxxxxxxxxxxxxx; stable@xxxxxxxxxxxxxxx; Wentland, Harry
> > <Harry.Wentland@xxxxxxx>; Zhu, Rex <Rex.Zhu@xxxxxxx>; Sasha Levin
> > <alexander.levin@xxxxxxxxxxxxx>
> > Subject: Re: [PATCH 4.18 222/235] drm/amd/pp: Send khz clock values to DC
> > for smu7/8
> >
> > On Mon, Oct 08, 2018 at 02:33:56PM +0000, Deucher, Alexander wrote:
> > > > -----Original Message-----
> > > > From: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
> > > > Sent: Monday, September 24, 2018 7:53 AM
> > > > To: linux-kernel@xxxxxxxxxxxxxxx
> > > > Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>;
> > > > stable@xxxxxxxxxxxxxxx; Wentland, Harry <Harry.Wentland@xxxxxxx>;
> > > > Deucher, Alexander <Alexander.Deucher@xxxxxxx>; Zhu, Rex
> > > > <Rex.Zhu@xxxxxxx>; Sasha Levin <alexander.levin@xxxxxxxxxxxxx>
> > > > Subject: [PATCH 4.18 222/235] drm/amd/pp: Send khz clock values to
> > > > DC for
> > > > smu7/8
> > > >
> > > > 4.18-stable review patch. If anyone has any objections, please let me
> > know.
> > > >
> > >
> > > This regresses power usage on 4.18. Please revert.
> > > https://bugzilla.kernel.org/show_bug.cgi?id=201275
> >
> > Is it reverted in "upstream" as well? If not, please get the fix in there and
> > then I will be glad to backport it here.
> >
>
> There's no breakage in upstream. This patch addressed breakages in
> 4.19 specifically due to some other refactoring we did in the driver.
> I'll try and dig out the exact series of patches this addressed.

So there is no problem in 4.19-rc7? That contridicts the statement of
looking in drm-next for the fixes.

confused,

greg k-h