linux-kernel - Re: [PATCH] remoteproc: mediatek: Refactor single core check and fix retrocompatibility

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Message-ID: <c9780f70-62b5-e151-0ac6-11d97a694439@collabora.com>
Date:   Thu, 21 Sep 2023 09:17:57 +0200
From:   AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
To:     Laura Nao <laura.nao@...labora.com>
Cc:     andersson@...nel.org, kernel@...labora.com,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-mediatek@...ts.infradead.org,
        linux-remoteproc@...r.kernel.org, mathieu.poirier@...aro.org,
        matthias.bgg@...il.com, tinghan.shen@...iatek.com,
        wenst@...omium.org
Subject: Re: [PATCH] remoteproc: mediatek: Refactor single core check and fix
 retrocompatibility

Il 20/09/23 17:03, Laura Nao ha scritto:
> On 9/19/23 11:23, AngeloGioacchino Del Regno wrote:
>> In older devicetrees we had the ChromeOS EC in a node called "cros-ec"
>> instead of the newer "cros-ec-rpmsg", but this driver is now checking
>> only for the latter, breaking compatibility with those.
>>
>> Besides, we can check if the SCP is single or dual core by simply
>> walking through the children of the main SCP node and checking if
>> if there's more than one "mediatek,scp-core" compatible node.
>>
>> Fixes: 1fdbf0cdde98 ("remoteproc: mediatek: Probe SCP cluster on multi-core SCP")
>> Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
>> ---
>>    drivers/remoteproc/mtk_scp.c | 18 +++++++-----------
>>    1 file changed, 7 insertions(+), 11 deletions(-)
>>
> 
> Tested on asurada (spherion) and jacuzzi (juniper). The issue was detected by KernelCI, so:
> 
> Reported-by: "kernelci.org bot" <bot@...nelci.org>
> Tested-by: Laura Nao <laura.nao@...labora.com>
> 

Thanks for pointing out the correct Reported-by tag! :-)

Cheers,
Angelo