[PATCH 02/11] pinctrl: sunxi: add IRQCHIP_SKIP_SET_WAKE flag for pinctrl irq chip

Chen-Yu Tsai wens at csie.org
Tue May 27 02:52:57 PDT 2014


On Tue, May 27, 2014 at 5:09 PM, Hans de Goede <hdegoede at redhat.com> wrote:
> Hi,
>
> On 05/27/2014 10:07 AM, Maxime Ripard wrote:
>> On Mon, May 26, 2014 at 09:47:57AM +0200, Hans de Goede wrote:
>>> From: Chen-Yu Tsai <wens at csie.org>
>>>
>>> The sunxi pinctrl irq chip driver does not support wakeup at the
>>> moment. Adding IRQCHIP_SKIP_SET_WAKE lets the irqs work with drivers
>>> using wakeup.
>>>
>>> Also add a name to the irq chip.
>>>
>>> Signed-off-by: Chen-Yu Tsai <wens at csie.org>
>>> Signed-off-by: Hans de Goede <hdegoede at redhat.com>
>>> ---
>>>  drivers/pinctrl/sunxi/pinctrl-sunxi.c | 2 ++
>>>  1 file changed, 2 insertions(+)
>>>
>>> diff --git a/drivers/pinctrl/sunxi/pinctrl-sunxi.c b/drivers/pinctrl/sunxi/pinctrl-sunxi.c
>>> index db9ccd6..ec60c2e 100644
>>> --- a/drivers/pinctrl/sunxi/pinctrl-sunxi.c
>>> +++ b/drivers/pinctrl/sunxi/pinctrl-sunxi.c
>>> @@ -646,6 +646,8 @@ static struct irq_chip sunxi_pinctrl_irq_chip = {
>>>      .irq_mask_ack   = sunxi_pinctrl_irq_mask_ack,
>>>      .irq_unmask     = sunxi_pinctrl_irq_unmask,
>>>      .irq_set_type   = sunxi_pinctrl_irq_set_type,
>>> +    .name           = "sunxi-pio",
>>> +    .flags          = IRQCHIP_SKIP_SET_WAKE,
>>
>> I'd rather see the name set to dev_name() or something like that. This
>> will not work that great with multiple pin controller supporting
>> interrupts.
>
> That would require moving the irq_chip struct to become a member of the
> sunxi_pinctrl struct. Not undoable, but that seems like something which
> should be done in a separate patch. So shall I just drop the .name part
> of this patch for now ?

Please do. AFAIK, .name is only used for the debugfs representation.
This change was only meant for cosmetic purposes.


ChenYu



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