Re: [PATCH] [v2] surface pro 3: Add support driver for Surface Pro 3 buttons

["Chen, Yu C" <yu.c.chen@intel.com>]

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On Fri, 2015-08-07 at 01:27 -0700, Joe Perches wrote:
> On Fri, 2015-08-07 at 15:57 +0800, Chen Yu wrote:					\
> > +	ret;							\
> > +})
> 
> This seems a bit complicated.
> 
> The else ret = 0 isn't necessary as it's initialized to 0.
> bool might be better than int.
> 
Got.
> > +static void surface_button_notify(struct acpi_device *device, u32 event)
> > +{
> > +	struct surface_button *button = acpi_driver_data(device);
> > +	struct input_dev *input;
> > +	int key_code = KEY_RESERVED;
> > +	bool pressed = false;
> > +
> > +	if (!handle_surface_button_notify(POWER, KEY_POWER) &&
> > +		!handle_surface_button_notify(HOME, KEY_LEFTMETA) &&
> > +		!handle_surface_button_notify(VOLUME_UP, KEY_VOLUMEUP) &&
> > +		!handle_surface_button_notify(VOLUME_DOWN, KEY_VOLUMEDOWN))
> > +		dev_info_ratelimited(&device->dev,
> > +			"Unsupported event [0x%x]\n", event);
> 
> Some might prefer alignment to the open parenthesis:
> 
> 	if (!handle_surface_button_notify(POWER, KEY_POWER) &&
> 	    !handle_surface_button_notify(HOME, KEY_LEFTMETA) &&
> 	    !handle_surface_button_notify(VOLUME_UP, KEY_VOLUMEUP) &&
> 	    !handle_surface_button_notify(VOLUME_DOWN, KEY_VOLUMEDOWN))
> 
> I think the older switch/case was easier to understand.
> 
OK, then let's keep the switch/case.
thanks.

Best Regards,
Yu
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