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Date:	Thu, 24 Jul 2014 10:26:06 +0200
From:	Linus Walleij <linus.walleij@...aro.org>
To:	Guenter Roeck <linux@...ck-us.net>
Cc:	"linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>,
	Alexandre Courbot <gnurou@...il.com>,
	Randy Dunlap <rdunlap@...radead.org>,
	Mika Westerberg <mika.westerberg@...ux.intel.com>
Subject: Re: [PATCH v3] gpiolib: Export gpiochip_request_own_desc and gpiochip_free_own_desc

On Tue, Jul 22, 2014 at 5:01 PM, Guenter Roeck <linux@...ck-us.net> wrote:

> Both functions were introduced to let gpio drivers request their own
> gpio pins. Without exporting the functions, this can however only be
> used by gpio drivers built into the kernel.
>
> Secondary impact is that the functions can not currently be used by
> platform initialization code associated with the gpio-pca953x driver.
> This code permits auto-export of gpio pins through platform data, but
> if this functionality is used, the module can no longer be unloaded due
> to the problem solved with the introduction of gpiochip_request_own_desc
> and gpiochip_free_own_desc.
>
> Export both function so they can be used from modules and from
> platform initialization code.
>
> Cc: Mika Westerberg <mika.westerberg@...ux.intel.com>
> Signed-off-by: Guenter Roeck <linux@...ck-us.net>
> ---
> v3: Add API documentation.
>     Use EXPORT_SYMBOL_GPL.

Patch applied with the nice review tags.

Yours,
Linus Walleij
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