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Date:   Tue, 31 Oct 2023 15:10:44 +0100
From:   Greg KH <gregkh@linuxfoundation.org>
To:     Mario Limonciello <mario.limonciello@amd.com>
Cc:     stable@vger.kernel.org
Subject: Re: [PATCH 5.15 1/2] drm/amd: Move helper for dynamic speed switch
 check out of smu13
Message-ID: <2023103133-wanting-appraiser-7846@gregkh>
References: <20231027083958.38445-1-mario.limonciello@amd.com>
 <2023103102-antihero-gumming-5788@gregkh>
 <571daf65-0f07-4b45-acbb-0613d724c742@amd.com>
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On Tue, Oct 31, 2023 at 08:44:42AM -0500, Mario Limonciello wrote:
> On 10/31/2023 06:50, Greg KH wrote:
> > On Fri, Oct 27, 2023 at 03:39:57AM -0500, Mario Limonciello wrote:
> > > This helper is used for checking if the connected host supports
> > > the feature, it can be moved into generic code to be used by other
> > > smu implementations as well.
> > > 
> > > Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
> > > Reviewed-by: Evan Quan <evan.quan@amd.com>
> > > Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
> > > (cherry picked from commit 5d1eb4c4c872b55664f5754cc16827beff8630a7)
> > > 
> > > The original problematic dGPU is not supported in 5.15.
> > > 
> > > Just introduce new function for 5.15 as a dependency for fixing
> > > unrelated dGPU that uses this symbol as well.
> > > 
> > > Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
> > > ---
> > >   drivers/gpu/drm/amd/amdgpu/amdgpu.h        |  1 +
> > >   drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 19 +++++++++++++++++++
> > >   2 files changed, 20 insertions(+)
> > 
> > What about 6.5 and 6.1 for this commit?  We can't have someone upgrade
> > and have a regression, right?
> > 
> > thanks
> > 
> > greg k-h
> 
> Kernel 6.5-rc2 introduced this commit.
> 
> Kernel 6.1.y already has this commit.  Here's the hash:
> 
> 32631ac27c91 ("drm/amd: Move helper for dynamic speed switch check out of
> smu13")

Then the commit listed above is wrong in the patch, please fix up and
resend the series with the correct id.

Yet-another-problem due to the drm layer having duplicate commits in
their trees, sorry, you all did it to yourself...

greg k-h