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Date:   Wed, 16 Feb 2022 18:41:10 +0100
From:   Greg KH <gregkh@linuxfoundation.org>
To:     Gerardo Exequiel Pozzi <vmlinuz386@gmail.com>
Cc:     stable@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: missing patch in 5.15? {drm/i915: Workaround broken BIOS DBUF
 configuration on TGL/RKL}
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On Wed, Feb 16, 2022 at 12:37:55PM -0300, Gerardo Exequiel Pozzi wrote:
> Hi
> 
> Can apply {drm/i915: Workaround broken BIOS DBUF configuration on TGL/RKL}
> [#1], that is now in 5.16.10, in 5.15 branch? According to commit message is
> valid for v5.14+.
> 
> Take care.
> 
> 
> [#1] https://git.kernel.org/pub/scm/linux/kernel/git/stable/stable-queue.git/diff/releases/5.16.10/drm-i915-workaround-broken-bios-dbuf-configuration-on-tgl-rkl.patch?id=154ad098b73bccab3b91cef33f0aec2678ced71a


As previously reported, it does not apply to the 5.15.y kernel branch
right now, as it breaks the build.

How did you test this on 5.15 to verify that it solves the problem for
you?  Do you have a working patch?  If so, please forward it to us so
that we can apply it.

thanks,

greg k-h