linux-kernel - Re: [PATCH 3/5] nvmem: mtk-efuse: Enable postprocess for mt8188 GPU speed binning

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Message-ID: <866d7cd8-856b-431a-9408-527cdc021922@collabora.com>
Date: Mon, 23 Sep 2024 10:37:49 +0200
From: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
To: Pablo Sun <pablo.sun@...iatek.com>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>, Matthias Brugger <matthias.bgg@...il.com>,
 Michael Turquette <mturquette@...libre.com>, Stephen Boyd
 <sboyd@...nel.org>, Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
Cc: devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-arm-kernel@...ts.infradead.org, linux-mediatek@...ts.infradead.org,
 linux-clk@...r.kernel.org
Subject: Re: [PATCH 3/5] nvmem: mtk-efuse: Enable postprocess for mt8188 GPU
 speed binning

Il 20/09/24 15:41, Pablo Sun ha scritto:
> Similar to mt8186, the efuse data for mt8188's GPU speed binning
> requires post-process to convert the bit field format expected
> by the OPP table.
> 
> Since mt8188 efuse is not compatible to mt8186, add a new compatible
> entry for mt8188 and enable postprocess.
> 
> Signed-off-by: Pablo Sun <pablo.sun@...iatek.com>
> ---
>   drivers/nvmem/mtk-efuse.c | 5 +++++
>   1 file changed, 5 insertions(+)
> 
> diff --git a/drivers/nvmem/mtk-efuse.c b/drivers/nvmem/mtk-efuse.c
> index 9caf04667341..4984145025bb 100644
> --- a/drivers/nvmem/mtk-efuse.c
> +++ b/drivers/nvmem/mtk-efuse.c
> @@ -105,6 +105,10 @@ static const struct mtk_efuse_pdata mtk_mt8186_efuse_pdata = {
>   	.uses_post_processing = true,
>   };
>   
> +static const struct mtk_efuse_pdata mtk_mt8188_efuse_pdata = {
> +	.uses_post_processing = true,
> +};
> +
>   static const struct mtk_efuse_pdata mtk_efuse_pdata = {
>   	.uses_post_processing = false,
>   };
> @@ -112,6 +116,7 @@ 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_mt8188_efuse_pdata },

Please reuse mtk_mt8186_efuse_pdata. There's no need to add a duplicate.

{ .compatible = "mediatek,mt8188-efuse", .data = &mtk_mt8186_efuse_pdata },

Cheers,
Angelo

>   	{ .compatible = "mediatek,efuse", .data = &mtk_efuse_pdata },
>   	{/* sentinel */},
>   };