Re: [PATCH] Input notifier support

From: Trilok Soni
Date: Fri Feb 27 2009 - 07:35:49 EST


Hi Kyungmin,

On Fri, Feb 27, 2009 at 7:41 AM, Kyungmin Park <kmpark@xxxxxxxxxxxxx> wrote:
> Hi,
>
> On Thu, Feb 26, 2009 at 4:01 PM, Trilok Soni <soni.trilok@xxxxxxxxx> wrote:
>> Hi Kyungmin,
>>
>>> diff --git a/drivers/input/input.c b/drivers/input/input.c
>>> index 1730d73..7e96635 100644
>>> --- a/drivers/input/input.c
>>> +++ b/drivers/input/input.c
>>> @@ -274,6 +274,8 @@ void input_event(struct input_dev *dev,
>>>                add_input_randomness(type, code, value);
>>>                input_handle_event(dev, type, code, value);
>>>                spin_unlock_irqrestore(&dev->event_lock, flags);
>>> +               if (type == EV_KEY)
>>> +                       input_notifier_call_chain(value, &code);
>>
>> This check will be done for every input_report_xxx calls, even for
>> touchscreen events (in which case of course it will fail), and I don't
>> think this is optimal solution. Users should be given an option to
>> disable this if they don't need this notification mechanism.
>>
>> How about moving this to input_report_key?
>
> Good, Thank you for point it. I will move it to input_report_key.

As most of the other platforms may not need input_notify as standard
in-built feature, it is better to add Kconfig symbol for this, so that
it can be compiled out when not needed.


--
---Trilok Soni
http://triloksoni.wordpress.com
http://www.linkedin.com/in/triloksoni
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/