linux-kernel - Re: [PATCH] drivers: staging: iio: frequency: ad9832.h: Fixed TODO note.

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Message-ID: <aF7kW6xRxRb0VN5H@smile.fi.intel.com>
Date: Fri, 27 Jun 2025 21:35:07 +0300
From: Andy Shevchenko <andriy.shevchenko@...el.com>
To: Abdalla Al-Dalleh <abdalla.ahmad@...ame.org.jo>
Cc: Lars-Peter Clausen <lars@...afoo.de>,
	Michael Hennerich <Michael.Hennerich@...log.com>,
	Jonathan Cameron <jic23@...nel.org>,
	David Lechner <dlechner@...libre.com>,
	Nuno Sá <nuno.sa@...log.com>,
	Andy Shevchenko <andy@...nel.org>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Gabriel Shahrouzi <gshahrouzi@...il.com>,
	open list <linux-kernel@...r.kernel.org>,
	"open list:IIO SUBSYSTEM AND DRIVERS" <linux-iio@...r.kernel.org>,
	"open list:STAGING SUBSYSTEM" <linux-staging@...ts.linux.dev>
Subject: Re: [PATCH] drivers: staging: iio: frequency: ad9832.h: Fixed TODO
 note.

On Fri, Jun 27, 2025 at 08:51:14PM +0300, Abdalla Al-Dalleh wrote:
> - drivers/staging/iio/frequency/ad9832.c: Changed .h file location
> - drivers/staging/iio/frequency/ad9832.h: Removed struct definition

Nothing of the above explains "why you are doing this".

> - include/linux/iio/dac/ad9832.h: Added header file according to the
>   TODO note.

Also it sounds like you put three different things in one basket.

...

>  #include <linux/iio/iio.h>
>  #include <linux/iio/sysfs.h>
> -

This blank line should stay. It will delimit the groups of headers.

> -#include "ad9832.h"
> +#include <linux/iio/dac/ad9832.h>
>  
>  #include "dds.h"

> +++ b/include/linux/iio/dac/ad9832.h
> @@ -0,0 +1,33 @@

Haven't you added -M -C when preparing the patch? This will make sure you are
really copying / moving the context and show only the differences.

...

> +struct ad9832_platform_data {
> +	unsigned long		freq0;
> +	unsigned long		freq1;
> +	unsigned short		phase0;
> +	unsigned short		phase1;
> +	unsigned short		phase2;
> +	unsigned short		phase3;
> +};

Ideally this should be dropped from any global header file. If one needs
something like this, it can be propagated via software nodes.

-- 
With Best Regards,
Andy Shevchenko