linux-kernel - Re: [PATCH 2/5] mfd: sunxi-gpadc-mfd: add buffer structure

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Message-ID: <8e64fb86-d59c-c641-ded4-6c9f372e2a56@kernel.org>
Date:	Sun, 24 Jul 2016 11:32:09 +0100
From:	Jonathan Cameron <jic23@...nel.org>
To:	Quentin Schulz <quentin.schulz@...e-electrons.com>,
	knaack.h@....de, lars@...afoo.de, pmeerw@...erw.net,
	maxime.ripard@...e-electrons.com, wens@...e.org,
	dmitry.torokhov@...il.com, lee.jones@...aro.org
Cc:	antoine.tenart@...e-electrons.com,
	thomas.petazzoni@...e-electrons.com, linux-kernel@...r.kernel.org,
	linux-iio@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-input@...r.kernel.org
Subject: Re: [PATCH 2/5] mfd: sunxi-gpadc-mfd: add buffer structure

On 20/07/16 09:29, Quentin Schulz wrote:
> This adds a buffer structure for files including the sunxi-gpadc-mfd
> header. This structure has a buffer of 32 u32 values to store data from the
> FIFO of the GPADC of Allwinner SoCs. A buff_size is provided in case the
> buffer is not full.
> 
> Signed-off-by: Quentin Schulz <quentin.schulz@...e-electrons.com>
I'd roll this into the first patch that uses it.
Easier to see what is for when reviewing then!

Jonathan
> ---
>  include/linux/mfd/sunxi-gpadc-mfd.h | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/include/linux/mfd/sunxi-gpadc-mfd.h b/include/linux/mfd/sunxi-gpadc-mfd.h
> index 7155845..f658299 100644
> --- a/include/linux/mfd/sunxi-gpadc-mfd.h
> +++ b/include/linux/mfd/sunxi-gpadc-mfd.h
> @@ -20,4 +20,9 @@ struct sunxi_gpadc_mfd_dev {
>  	void __iomem			*regs;
>  };
>  
> +struct sunxi_gpadc_buffer {
> +	u32				buffer[32];
> +	unsigned int			buff_size;
> +};
> +
>  #endif
>