linux-kernel - Re: [PATCH 5.10] interconnect: qcom: Add support for mask-based BCMs

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Date:   Mon, 27 Nov 2023 12:40:04 +0000
From:   Greg KH <gregkh@...uxfoundation.org>
To:     djakov@...nel.org
Cc:     linux@...ck-us.net, sam@...too.org, akpm@...ux-foundation.org,
        allen.lkml@...il.com, conor@...nel.org, f.fainelli@...il.com,
        jonathanh@...dia.com, linux-kernel@...r.kernel.org,
        lkft-triage@...ts.linaro.org, patches@...nelci.org,
        patches@...ts.linux.dev, pavel@...x.de, rwarsow@....de,
        shuah@...nel.org, srw@...dewatkins.net, stable@...r.kernel.org,
        sudipm.mukherjee@...il.com, torvalds@...ux-foundation.org
Subject: Re: [PATCH 5.10] interconnect: qcom: Add support for mask-based BCMs

On Mon, Nov 27, 2023 at 01:45:51PM +0200, djakov@...nel.org wrote:
> From: Georgi Djakov <djakov@...nel.org>
> 
> From: Mike Tipton <mdtipton@...eaurora.org>
> 
> [ Upstream commit d8630f050d3fd2079f8617dd6c00c6509109c755 ]
> 
> Some BCMs aren't directly associated with the data path (i.e. ACV) and
> therefore don't communicate using BW. Instead, they are simply
> enabled/disabled with a simple bit mask. Add support for these.
> 
> Origin commit retrieved from:
> https://git.codelinaro.org/clo/la/kernel/msm-5.15/-/commit/2d1573e0206998151b342e6b52a4c0f7234d7e36
> 
> Signed-off-by: Mike Tipton <mdtipton@...eaurora.org>
> [narmstrong: removed copyright change from original commit]
> Signed-off-by: Neil Armstrong <neil.armstrong@...aro.org>
> Reviewed-by: Konrad Dybcio <konrad.dybcio@...aro.org>
> Link: https://lore.kernel.org/r/20230619-topic-sm8550-upstream-interconnect-mask-vote-v2-1-709474b151cc@linaro.org
> Fixes: fafc114a468e ("interconnect: qcom: Add SM8450 interconnect provider driver")
> Fixes: 2d1f95ab9feb ("interconnect: qcom: Add SC7180 interconnect provider driver")
> Signed-off-by: Georgi Djakov <djakov@...nel.org>
> ---
> 
> There is a build error reported in the 5.10.201 stable tree (arm64 allmodconfig),
> which is caused by a patch that has a dependency we missed to backport. This is
> the missing patch that we need to get into 5.10.202 to fix the build failure.
> Thanks to Guenter and Sam for reporting that!
> 
>  drivers/interconnect/qcom/bcm-voter.c | 5 +++++
>  drivers/interconnect/qcom/icc-rpmh.h  | 2 ++
>  2 files changed, 7 insertions(+)

Now queued up, thanks.

greg ik-h