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From: Andreas Larsson <andreas-FkzTOoA/JUlBDgjK7y7TUQ@public.gmane.org>
To: Grant Likely <grant.likely-s3s/WqlpOiPyB63q8FvJNQ@public.gmane.org>
Cc: software-FkzTOoA/JUlBDgjK7y7TUQ@public.gmane.org,
	devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	Rob Herring <rob.herring-bsGFqQB8/DxBDgjK7y7TUQ@public.gmane.org>,
	spi-devel-general-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org,
	Linus Walleij
	<linus.walleij-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
Subject: Re: [PATCH 2/6] of: Return -ENXIO from of_parse_phandle_with_args for too large index and return errors from of_gpio_named_count
Date: Fri, 28 Dec 2012 12:02:54 +0100	[thread overview]
Message-ID: <50DD7C5E.4080007@gaisler.com> (raw)
In-Reply-To: <1356610247-11491-3-git-send-email-andreas-FkzTOoA/JUlBDgjK7y7TUQ@public.gmane.org>

On 2012-12-27 13:10, Andreas Larsson wrote:
> This lets of_gpio_named_count return an errno on errors by being able to
> distinguish between reaching the end of the phandle list and getting some other
> error from of_parse_phandle_with_args.
>
> Return error from of_spi_register_master when there is an "cs-gpios" list for
> which gp_gpio_named_count fails.
>
> Adjust drivers/hwmon/gpio-fan.c to cope with error return.
>
> Signed-off-by: Andreas Larsson <andreas-FkzTOoA/JUlBDgjK7y7TUQ@public.gmane.org>

The callers of of_gpio_count of course also needs to handle errno 
returns. I'll take care of that in V2 of the patch-set. But I'll wait 
for more comments on the patch set before sending V2 unless someone insists.

Cheers,
Andreas


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  parent reply	other threads:[~2012-12-28 11:02 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-12-27 12:10 [PATCH 0/6] of, of_gpio, of_spi: Fix and improve of_parse_phandle_with_args, of_gpio_named_count and of_spi_register_master Andreas Larsson
2012-12-27 12:10 ` [PATCH 3/6] of_spi: Initialize cs_gpios properly Andreas Larsson
     [not found] ` <1356610247-11491-1-git-send-email-andreas-FkzTOoA/JUlBDgjK7y7TUQ@public.gmane.org>
2012-12-27 12:10   ` [PATCH 1/6] of: Return -EEXIST from of_parse_phandle_with_args for holes in phandle list Andreas Larsson
2012-12-27 12:10   ` [PATCH 2/6] of: Return -ENXIO from of_parse_phandle_with_args for too large index and return errors from of_gpio_named_count Andreas Larsson
     [not found]     ` <1356610247-11491-3-git-send-email-andreas-FkzTOoA/JUlBDgjK7y7TUQ@public.gmane.org>
2012-12-28 11:02       ` Andreas Larsson [this message]
2012-12-27 12:10   ` [PATCH 4/6] of_spi: Document cs_gpios and cs_gpio in kernel-doc Andreas Larsson
2012-12-27 12:10 ` [PATCH 5/6] of_spi: Add fetching of of_gpio flags to of_spi_register_master Andreas Larsson
2012-12-27 12:10 ` [PATCH 6/6] of_spi: Initialize cs_gpios and cs_gpio with -EEXIST Andreas Larsson

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