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From: Greg KH <gregkh@linuxfoundation.org>
To: Rosen Penev <rosenp@gmail.com>
Cc: stable@vger.kernel.org, "Kenneth Feng" <kenneth.feng@amd.com>,
	"Alex Deucher" <alexander.deucher@amd.com>,
	"Christian König" <christian.koenig@amd.com>,
	"Xinhui Pan" <Xinhui.Pan@amd.com>,
	"David Airlie" <airlied@gmail.com>,
	"Simona Vetter" <simona@ffwll.ch>,
	"open list:AMD POWERPLAY AND SWSMU"
	<amd-gfx@lists.freedesktop.org>,
	"open list:DRM DRIVERS" <dri-devel@lists.freedesktop.org>,
	"open list" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 2/2] Revert "drm/amd/pm: Disable SCLK switching on Oland with high pixel clocks (v3)"
Date: Sat, 21 Feb 2026 07:33:55 +0100	[thread overview]
Message-ID: <2026022126-chair-spout-641a@gregkh> (raw)
In-Reply-To: <CAKxU2N9dJg9dy05h6oGgWidc81-kdGw=jUuM-i4KL1=EhevrZw@mail.gmail.com>

On Fri, Feb 20, 2026 at 09:52:29PM -0800, Rosen Penev wrote:
> On Fri, Feb 20, 2026 at 9:41 PM Greg KH <gregkh@linuxfoundation.org> wrote:
> >
> > On Fri, Feb 20, 2026 at 07:44:02PM -0800, Rosen Penev wrote:
> > > This reverts commit 0bb91bed82d414447f2e56030d918def6383c026.
> > >
> > > This commit breaks stable kernels older than 6.18 that are booted with
> > > radeon.si_support=0 amdgpu.si_support=1 amdgpu.dc=1
> > >
> > > In 6.17, threre are further commits that are needed to get the DC
> > > codepath in amdgpu for Southern Islands GPUs working but they seem to be
> > > too much of a hastle to backport cleanly. The simplest solution is to
> > > revert this problematic commit
> >
> > Ok, this is better, but still, this only applies to 6.12.y, right?
> The reverted commit (or rather the one from master) was backported to
> at least 6.12 and 6.6. I didn't check what other kernels include it.

I see it in the following kernel releases:
	6.1.156 6.6.112 6.12.53 6.17.3 6.18

All except 6.17.y is currently being supported.

thanks,

greg k-h

  reply	other threads:[~2026-02-21  6:33 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-02-21  3:44 [PATCH 0/2] 6.12 and below: amdgpu: fix panic with SI and DC Rosen Penev
2026-02-21  3:44 ` [PATCH 1/2] Revert "drm/amd/pm: Disable MCLK switching on SI at high pixel clocks" Rosen Penev
2026-02-21  5:40   ` Greg KH
2026-02-21  5:54     ` Rosen Penev
2026-02-21  6:33       ` Greg KH
2026-02-21  3:44 ` [PATCH 2/2] Revert "drm/amd/pm: Disable SCLK switching on Oland with high pixel clocks (v3)" Rosen Penev
2026-02-21  5:41   ` Greg KH
2026-02-21  5:52     ` Rosen Penev
2026-02-21  6:33       ` Greg KH [this message]
2026-02-21  8:48         ` Rosen Penev
2026-02-21  5:41 ` [PATCH 0/2] 6.12 and below: amdgpu: fix panic with SI and DC Greg KH
2026-02-21  5:55   ` Rosen Penev

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