linux-kernel - Re: [PATCH 2/4] soc: mediatek: pwrap: Switch to devm_clk_bulk_get_all

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Message-ID: <01020191fabbefa3-de7a1f68-ce29-4daf-83e4-846e8b80896e-000000@eu-west-1.amazonses.com>
Date: Mon, 16 Sep 2024 12:08:26 +0000
From: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
To: Cristian Ciocaltea <cristian.ciocaltea@...labora.com>, 
	Michael Turquette <mturquette@...libre.com>, 
	Stephen Boyd <sboyd@...nel.org>, 
	Russell King <linux@...linux.org.uk>, 
	Matthias Brugger <matthias.bgg@...il.com>, 
	Jingoo Han <jingoohan1@...il.com>, 
	Lorenzo Pieralisi <lpieralisi@...nel.org>, 
	Krzysztof Wilczyński <kw@...ux.com>, 
	Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>, 
	Rob Herring <robh@...nel.org>, Bjorn Helgaas <bhelgaas@...gle.com>, 
	Krzysztof Kozlowski <krzk@...nel.org>, 
	Alim Akhtar <alim.akhtar@...sung.com>
Cc: kernel@...labora.com, linux-clk@...r.kernel.org, 
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, 
	linux-mediatek@...ts.infradead.org, linux-pci@...r.kernel.org, 
	linux-samsung-soc@...r.kernel.org
Subject: Re: [PATCH 2/4] soc: mediatek: pwrap: Switch to
 devm_clk_bulk_get_all_enabled()

Il 14/09/24 20:04, Cristian Ciocaltea ha scritto:
> The helper devm_clk_bulk_get_all_enable() is partially broken and will
> be dropped since it missed to return the number of clocks stored in the
> clk_bulk_data table referenced by the clks argument.
> 
> Use the newly introduced devm_clk_bulk_get_all_enabled() variant
> instead, which is consistent with devm_clk_bulk_get_all() in terms of
> the returned value:
> 
>   > 0 if one or more clocks have been stored
>   = 0 if there are no clocks
>   < 0 if an error occurred
> 
> Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@...labora.com>

Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>

> ---
>   drivers/soc/mediatek/mtk-pmic-wrap.c | 4 ++--
>   1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/soc/mediatek/mtk-pmic-wrap.c b/drivers/soc/mediatek/mtk-pmic-wrap.c
> index 9fdc0ef79202..0bcd85826375 100644
> --- a/drivers/soc/mediatek/mtk-pmic-wrap.c
> +++ b/drivers/soc/mediatek/mtk-pmic-wrap.c
> @@ -2518,8 +2518,8 @@ static int pwrap_probe(struct platform_device *pdev)
>   		}
>   	}
>   
> -	ret = devm_clk_bulk_get_all_enable(wrp->dev, &clk);
> -	if (ret)
> +	ret = devm_clk_bulk_get_all_enabled(wrp->dev, &clk);
> +	if (ret < 0)
>   		return dev_err_probe(wrp->dev, ret,
>   				     "failed to get clocks\n");
>   
>