linux-kernel - Re: [PATCH v2 0/4] of: automate of_node_put()

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Date: Fri, 23 Feb 2024 17:52:46 +0200
From: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To: Jonathan Cameron <Jonathan.Cameron@...wei.com>
Cc: linux-iio@...r.kernel.org, Rob Herring <robh@...nel.org>,
	Frank Rowand <frowand.list@...il.com>, linux-kernel@...r.kernel.org,
	Julia Lawall <Julia.Lawall@...ia.fr>,
	Peter Zijlstra <peterz@...radead.org>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	marek.vasut@...il.com
Subject: Re: [PATCH v2 0/4] of: automate of_node_put() - new approach to
 loops.

On Fri, Feb 23, 2024 at 12:44:28PM +0000, Jonathan Cameron wrote:
> The equivalent device_for_each_child_node_scoped() series for
> fwnode will be queued up in IIO for the merge window shortly as
> it has gathered sufficient tags. Hopefully the precdent set there
> for the approach will reassure people that instantiating the
> child variable inside the macro definition is the best approach.
> https://lore.kernel.org/linux-iio/20240217164249.921878-1-jic23@kernel.org/
> 
> v2: Andy suggested most of the original converted set should move to
>     generic fwnode / property.h handling.  Within IIO that was
>     a reasonable observation given we've been trying to move away from
>     firmware specific handling for some time. Patches making that change
>     to appropriate drivers posted.
>     As we discussed there are cases which are not suitable for such
>     conversion and this infrastructure still provides clear benefits
>     for them.

>   iio: adc: rcar-gyroadc: use for_each_available_child_node_scoped()

Is this the only one so far? Or do we have more outside of IIO?

I'm fine with the code if OF maintainers think it's useful.
My concern is to make as many as possible drivers to be converted to
use fwnode instead of OF one.

-- 
With Best Regards,
Andy Shevchenko