* Re: Patch "arm64: dts: qcom: msm8916: Add CPU ACC and SAW/SPM" has been added to the 5.15-stable tree
[not found] <20211121230414.76410-1-sashal@kernel.org>
@ 2021-11-23 13:14 ` Stephan Gerhold
2021-11-23 14:21 ` Greg KH
0 siblings, 1 reply; 2+ messages in thread
From: Stephan Gerhold @ 2021-11-23 13:14 UTC (permalink / raw)
To: Sasha Levin
Cc: stable-commits, Andy Gross, Bjorn Andersson, Rob Herring, stable
Hi Sasha,
On Sun, Nov 21, 2021 at 06:04:14PM -0500, Sasha Levin wrote:
> This is a note to let you know that I've just added the patch titled
>
> arm64: dts: qcom: msm8916: Add CPU ACC and SAW/SPM
>
> to the 5.15-stable tree which can be found at:
> http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
>
> The filename of the patch is:
> arm64-dts-qcom-msm8916-add-cpu-acc-and-saw-spm.patch
> and it can be found in the queue-5.15 subdirectory.
>
> If you, or anyone else, feels it should not be added to the stable tree,
> please let <stable@vger.kernel.org> know about it.
>
Did you forget to drop this patch? :)
You mentioned that you did [1] (since I replied that this patch is not
useful without other changes in 5.16), but apparently not. ;)
Thanks,
Stephan
[1]: https://lore.kernel.org/stable/YY5veYUpixJn9Q92@sashalap/
>
> commit 4b41a4624fb79b1745e888594425ec592946fb80
> Author: Stephan Gerhold <stephan@gerhold.net>
> Date: Mon Oct 4 22:49:53 2021 +0200
>
> arm64: dts: qcom: msm8916: Add CPU ACC and SAW/SPM
>
> [ Upstream commit a22f9a766e1dc61f8f6ee2edfe83d4d23d78e059 ]
>
> Add the device tree nodes necessary for SMP bring-up and cpuidle
> without PSCI on ARM32. The hardware is typically controlled by the
> PSCI implementation in the TrustZone firmware and is therefore marked
> as status = "reserved" by default (from the device tree specification):
>
> "Indicates that the device is operational, but should not be used.
> Typically this is used for devices that are controlled by another
> software component, such as platform firmware."
>
> Since this is part of the MSM8916 SoC it should be added to msm8916.dtsi
> but in practice these nodes should only get enabled via an extra include
> on ARM32.
>
> This is necessary for some devices with signed firmware which is missing
> both ARM64 and PSCI support and can therefore only boot ARM32 kernels.
>
> Signed-off-by: Stephan Gerhold <stephan@gerhold.net>
> Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
> Link: https://lore.kernel.org/r/20211004204955.21077-13-stephan@gerhold.net
> Signed-off-by: Sasha Levin <sashal@kernel.org>
>
> ...
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: Patch "arm64: dts: qcom: msm8916: Add CPU ACC and SAW/SPM" has been added to the 5.15-stable tree
2021-11-23 13:14 ` Patch "arm64: dts: qcom: msm8916: Add CPU ACC and SAW/SPM" has been added to the 5.15-stable tree Stephan Gerhold
@ 2021-11-23 14:21 ` Greg KH
0 siblings, 0 replies; 2+ messages in thread
From: Greg KH @ 2021-11-23 14:21 UTC (permalink / raw)
To: Stephan Gerhold
Cc: Sasha Levin, stable-commits, Andy Gross, Bjorn Andersson,
Rob Herring, stable
On Tue, Nov 23, 2021 at 02:14:04PM +0100, Stephan Gerhold wrote:
> Hi Sasha,
>
> On Sun, Nov 21, 2021 at 06:04:14PM -0500, Sasha Levin wrote:
> > This is a note to let you know that I've just added the patch titled
> >
> > arm64: dts: qcom: msm8916: Add CPU ACC and SAW/SPM
> >
> > to the 5.15-stable tree which can be found at:
> > http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
> >
> > The filename of the patch is:
> > arm64-dts-qcom-msm8916-add-cpu-acc-and-saw-spm.patch
> > and it can be found in the queue-5.15 subdirectory.
> >
> > If you, or anyone else, feels it should not be added to the stable tree,
> > please let <stable@vger.kernel.org> know about it.
> >
>
> Did you forget to drop this patch? :)
>
> You mentioned that you did [1] (since I replied that this patch is not
> useful without other changes in 5.16), but apparently not. ;)
I've deleted it now from 5.15 and 5.10 queues.
thanks,
greg k-h
^ permalink raw reply [flat|nested] 2+ messages in thread
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2021-11-23 13:14 ` Patch "arm64: dts: qcom: msm8916: Add CPU ACC and SAW/SPM" has been added to the 5.15-stable tree Stephan Gerhold
2021-11-23 14:21 ` Greg KH
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