linux-kernel - Re: [PATCH] nvmem: mtk-efuse: Enable GPU speed bin post-processing for MT8188

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Message-ID: <bbc6aa2a-fe48-4e06-b070-fd66dbd00e15@collabora.com>
Date: Mon, 23 Dec 2024 12:43:21 +0100
From: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
To: Chen-Yu Tsai <wenst@...omium.org>
Cc: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
 Matthias Brugger <matthias.bgg@...il.com>, linux-kernel@...r.kernel.org,
 linux-arm-kernel@...ts.infradead.org, linux-mediatek@...ts.infradead.org,
 stable@...r.kernel.org
Subject: Re: [PATCH] nvmem: mtk-efuse: Enable GPU speed bin post-processing
 for MT8188

Il 23/12/24 12:24, Chen-Yu Tsai ha scritto:
> On Mon, Dec 23, 2024 at 7:11 PM AngeloGioacchino Del Regno
> <angelogioacchino.delregno@...labora.com> wrote:
>>
>> Il 23/12/24 11:06, Chen-Yu Tsai ha scritto:
>>> Like the MT8186, the MT8188 stores GPU speed binning data in its efuse.
>>> The data needs post-processing into a format that the OPP framework can
>>> use.
>>>
>>> Add a compatible match for MT8188 efuse with post-processing enabled.
>>>
>>
>> Let's just change the MT8188 compatible list to
>>
>> compatible = "mediatek,mt8188-efuse", "mediatek,mt8186-efuse";
> 
> That would be "mediatek,mt8188-efuse", "mediatek,mt8186-efuse", "mediatek,efuse"
> then?
> 

No, we're dropping the generic "mediatek,efuse".

Cheers!

> Fine by me. :D
> 
> ChenYu
> 
>> instead :-)
>>
>> Cheers,
>> Angelo
>>
>>> Cc: <stable@...r.kernel.org>
>>> Fixes: ff1df1886f43 ("dt-bindings: nvmem: mediatek: efuse: Add support for MT8188")
>>> Signed-off-by: Chen-Yu Tsai <wenst@...omium.org>
>>> ---
>>>
>>> I'm not exactly sure about pointing to the dt bindings commit for the
>>> fixes tag.
>>> ---
>>>    drivers/nvmem/mtk-efuse.c | 1 +
>>>    1 file changed, 1 insertion(+)
>>>
>>> diff --git a/drivers/nvmem/mtk-efuse.c b/drivers/nvmem/mtk-efuse.c
>>> index af953e1d9230..e8409e1e7fac 100644
>>> --- a/drivers/nvmem/mtk-efuse.c
>>> +++ b/drivers/nvmem/mtk-efuse.c
>>> @@ -112,6 +112,7 @@ static const struct mtk_efuse_pdata mtk_efuse_pdata = {
>>>    static const struct of_device_id mtk_efuse_of_match[] = {
>>>        { .compatible = "mediatek,mt8173-efuse", .data = &mtk_efuse_pdata },
>>>        { .compatible = "mediatek,mt8186-efuse", .data = &mtk_mt8186_efuse_pdata },
>>> +     { .compatible = "mediatek,mt8188-efuse", .data = &mtk_mt8186_efuse_pdata },
>>>        { .compatible = "mediatek,efuse", .data = &mtk_efuse_pdata },
>>>        {/* sentinel */},
>>>    };
>>