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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