Re: [PATCH v2][RFC] pinctrl: sh-pfc: share/reuse same PORT_GP_x() macros

[Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>]

Hi Morimoto-san,

On Wed, Nov 11, 2015 at 6:29 AM, Kuninori Morimoto
<kuninori.morimoto.gx@xxxxxxxxxxx> wrote:
> --- a/drivers/pinctrl/sh-pfc/sh_pfc.h
> +++ b/drivers/pinctrl/sh-pfc/sh_pfc.h
> @@ -205,22 +205,68 @@ struct sh_pfc_soc_info {
>  #define PORT_GP_CFG_1(bank, pin, fn, sfx, cfg) fn(bank, pin, GP_##bank##_##pin, sfx, cfg)
>  #define PORT_GP_1(bank, pin, fn, sfx)  PORT_GP_CFG_1(bank, pin, fn, sfx, 0)
>
> -#define PORT_GP_CFG_32(bank, fn, sfx, cfg)                             \
> +#define PORT_GP_CFG_4(bank, fn, sfx, cfg)                                              \
>         PORT_GP_CFG_1(bank, 0,  fn, sfx, cfg), PORT_GP_CFG_1(bank, 1,  fn, sfx, cfg),   \
> -       PORT_GP_CFG_1(bank, 2,  fn, sfx, cfg), PORT_GP_CFG_1(bank, 3,  fn, sfx, cfg),   \
> +       PORT_GP_CFG_1(bank, 2,  fn, sfx, cfg), PORT_GP_CFG_1(bank, 3,  fn, sfx, cfg)
> +#define PORT_GP_4(bank, fn, sfx)       PORT_GP_CFG_4(bank, fn, sfx, 0)
> +
> +#define PORT_GP_CFG_8(bank, fn, sfx, cfg)                                              \
> +       PORT_GP_CFG_4(bank, fn, sfx, cfg),                                              \
>         PORT_GP_CFG_1(bank, 4,  fn, sfx, cfg), PORT_GP_CFG_1(bank, 5,  fn, sfx, cfg),   \
> -       PORT_GP_CFG_1(bank, 6,  fn, sfx, cfg), PORT_GP_CFG_1(bank, 7,  fn, sfx, cfg),   \
> +       PORT_GP_CFG_1(bank, 6,  fn, sfx, cfg), PORT_GP_CFG_1(bank, 7,  fn, sfx, cfg)
> +#define PORT_GP_8(bank, fn, sfx)       PORT_GP_CFG_8(bank, fn, sfx, 0)
> +
> +#define PORT_GP_CFG_9(bank, fn, sfx, cfg)                                              \
> +       PORT_GP_CFG_8(bank, fn, sfx, cfg),                                              \
> +       PORT_GP_CFG_1(bank, 8,  fn, sfx, cfg)
> +#define PORT_GP_9(bank, fn, sfx)       PORT_GP_CFG_9(bank, fn, sfx, 0)
> +
> +#define PORT_GP_CFG_12(bank, fn, sfx, cfg)                                             \
> +       PORT_GP_CFG_8(bank, fn, sfx, cfg),                                              \
>         PORT_GP_CFG_1(bank, 8,  fn, sfx, cfg), PORT_GP_CFG_1(bank, 9,  fn, sfx, cfg),   \
> -       PORT_GP_CFG_1(bank, 10, fn, sfx, cfg), PORT_GP_CFG_1(bank, 11, fn, sfx, cfg),   \
> -       PORT_GP_CFG_1(bank, 12, fn, sfx, cfg), PORT_GP_CFG_1(bank, 13, fn, sfx, cfg),   \
> -       PORT_GP_CFG_1(bank, 14, fn, sfx, cfg), PORT_GP_CFG_1(bank, 15, fn, sfx, cfg),   \
> -       PORT_GP_CFG_1(bank, 16, fn, sfx, cfg), PORT_GP_CFG_1(bank, 17, fn, sfx, cfg),   \
> +       PORT_GP_CFG_1(bank, 10, fn, sfx, cfg), PORT_GP_CFG_1(bank, 11, fn, sfx, cfg)
> +#define PORT_GP_12(bank, fn, sfx)      PORT_GP_CFG_12(bank, fn, sfx, 0)

The *_8 and *_12 definitions don't seem to be used (except for defining
later variants in the series)?

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

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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