Hi Geert-san,
2014-10-21 16:09 GMT+09:00 Geert Uytterhoeven <ge...@linux-m68k.org>:
> Hi Kaneko-san,
>
> On Tue, Oct 21, 2014 at 5:30 AM, Yoshihiro Kaneko <ykaneko0...@gmail.com>
> wrote:
>>>> --- a/drivers/media/platform/soc_camera/rcar_vin.c
>>>> +++ b/drivers/media/platform/soc_camera/rcar_vin.c
>>>> @@ -108,6 +108,7 @@
>>>> #define VNDMR2_VPS (1 << 30)
>>>> #define VNDMR2_HPS (1 << 29)
>>>> #define VNDMR2_FTEV (1 << 17)
>>>> +#define VNDMR2_VLV_1 (1 << 12)
>>>
>>> Please instead do:
>>>
>>> #define VNDMR2_VLV(n) ((n & 0xf) << 12)
>>
>> It's unclear to me why the style of the new #define should differ
>> from those of the existing ones.
>
> I think Sergey wants to say that unlike for the other fields, there are
> multiple possible values for the VLV field.
>
> By providing the single macro definition
>
> #define VNDMR2_VLV(n) ((n & 0xf) << 12)
>
> you can easily provide a way to set any of VNDMR2_VLV_n.
>
> I hope this explanation makes it clearer.
Thank you for the clarification!
I'll update this patch sooner.
Thanks,
Kaneko
>
> Gr{oetje,eeting}s,
>
> Geert
>
> --
> Geert Uytterhoeven -- There's lots of Linux beyond ia32 --
> ge...@linux-m68k.org
>
> In personal conversations with technical people, I call myself a hacker. But
> when I'm talking to journalists I just say "programmer" or something like
> that.
> -- Linus Torvalds
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