[PATCH 01/11] pinctrl: single: adopt pinctrl sleep mode management
Linus Walleij
linus.walleij at linaro.org
Tue Jun 18 02:08:51 EST 2013
On Mon, Jun 17, 2013 at 2:03 PM, Tony Lindgren <tony at atomide.com> wrote:
> * Linus Walleij <linus.walleij at linaro.org> [130617 04:38]:
>> On Fri, May 31, 2013 at 12:13 PM, Hebbar Gururaja
>> <gururaja.hebbar at ti.com> wrote:
>>
>> > Make pinctrl-single able to handle suspend/resume events and change
>> > hogged pins states accordingly.
>> >
>> > Signed-off-by: Hebbar Gururaja <gururaja.hebbar at ti.com>
>> > Cc: Linus Walleij <linus.walleij at linaro.org>
>>
>> Noone said anything about this patch, but it looks very straight-forward
>> to me and seems sound so I have applied it.
>>
>> If Tony or Haojian has strong feelings about it I will dequeue it.
>
> I don't like the hogged pins at all as they prevent me from unloading
> pinctrl-single.. But the patch seems fine to me:
Hm? I think the hogged pins are the *only* pins we can
reliably release when unloading the driver, look:
void pinctrl_unregister(struct pinctrl_dev *pctldev)
{
(...)
if (!IS_ERR(pctldev->p))
pinctrl_put(pctldev->p);
That releases all hogged pinctrl handles when unloading
a pinctrl driver.
Yours,
Linus Walleij
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