Re: [PATCH v3] gpiolib: Export gpiochip_request_own_desc and gpiochip_free_own_desc

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Tue, Jul 22, 2014 at 5:01 PM, Guenter Roeck <linux@xxxxxxxxxxxx> 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@xxxxxxxxxxxxxxx>
> Signed-off-by: Guenter Roeck <linux@xxxxxxxxxxxx>
> ---
> v3: Add API documentation.
>     Use EXPORT_SYMBOL_GPL.

Patch applied with the nice review tags.

Yours,
Linus Walleij
--
To unsubscribe from this list: send the line "unsubscribe linux-doc" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html




[Index of Archives]     [Kernel Newbies]     [Security]     [Netfilter]     [Bugtraq]     [Linux FS]     [Yosemite Forum]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Samba]     [Video 4 Linux]     [Device Mapper]     [Linux Resources]

  Powered by Linux