linux-kernel - Re: [PATCH] mfd: Use platform_get

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Date:   Tue, 22 Mar 2022 07:26:45 +0000
From:   Lee Jones <lee.jones@...aro.org>
To:     cgel.zte@...il.com
Cc:     linus.walleij@...aro.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, Minghao Chi <chi.minghao@....com.cn>,
        Zeal Robot <zealci@....com.cn>
Subject: Re: [PATCH] mfd: Use platform_get_irq() to get the interrupt

On Wed, 09 Mar 2022, cgel.zte@...il.com wrote:

> From: Minghao Chi (CGEL ZTE) <chi.minghao@....com.cn>
> 
> It is not recommened to use platform_get_resource(pdev, IORESOURCE_IRQ)
> for requesting IRQ's resources any more, as they can be not ready yet in
> case of DT-booting.
> 
> platform_get_irq() instead is a recommended way for getting IRQ even if
> it was not retrieved earlier.
> 
> It also makes code simpler because we're getting "int" value right away
> and no conversion from resource to int is required.
> 
> The print function dev_err() is redundant because platform_get_irq()
> already prints an error.
> 
> Reported-by: Zeal Robot <zealci@....com.cn>
> Signed-off-by: Minghao Chi (CGEL ZTE) <chi.minghao@....com.cn>
> ---
>  drivers/mfd/ab8500-core.c | 12 +++++-------
>  1 file changed, 5 insertions(+), 7 deletions(-)

Applied, thanks.

-- 
Lee Jones [李琼斯]
Principal Technical Lead - Developer Services
Linaro.org │ Open source software for Arm SoCs
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