Hi Ian,
On Tue, Jul 30, 2013 at 04:09:13PM +0100, Ian Campbell wrote:
> On Tue, 2013-07-30 at 16:59 +0200, Maxime Ripard wrote:
> > The compatible declaration and their associated data are exceeding the
> > 80-characters width limit.
> >
> > Split these lines to make them more readable and fit in the kernel
> > coding guidelines.
> >
> > Signed-off-by: Maxime Ripard <maxime.rip...@free-electrons.com>
> > Cc: Linus Walleij <linus.wall...@linaro.org>
> > ---
> > drivers/pinctrl/pinctrl-sunxi.c | 20 ++++++++++++++++----
> > 1 file changed, 16 insertions(+), 4 deletions(-)
> >
> > diff --git a/drivers/pinctrl/pinctrl-sunxi.c
> > b/drivers/pinctrl/pinctrl-sunxi.c
> > index 5985e60..246310b 100644
> > --- a/drivers/pinctrl/pinctrl-sunxi.c
> > +++ b/drivers/pinctrl/pinctrl-sunxi.c
> > @@ -628,10 +628,22 @@ static void sunxi_pinctrl_irq_handler(unsigned irq,
> > struct irq_desc *desc)
> > }
> >
> > static struct of_device_id sunxi_pinctrl_match[] = {
> > - { .compatible = "allwinner,sun4i-a10-pinctrl", .data = (void
> > *)&sun4i_a10_pinctrl_data },
> > - { .compatible = "allwinner,sun5i-a10s-pinctrl", .data = (void
> > *)&sun5i_a10s_pinctrl_data },
> > - { .compatible = "allwinner,sun5i-a13-pinctrl", .data = (void
> > *)&sun5i_a13_pinctrl_data },
> > - { .compatible = "allwinner,sun6i-a31-pinctrl", .data = (void
> > *)&sun6i_a31_pinctrl_data },
> > + {
> > + .compatible = "allwinner,sun4i-a10-pinctrl",
> > + .data = (void *)&sun4i_a10_pinctrl_data,
> > + },
>
> I'm not sure this is actually an improvement, the original reads quite
> naturally even if it is a little long. What about a #define such that
> you can write:
> COMPAT("allwinner,sun4i-a10-pinctrl", sun4i_a10_pinctrl_data),
> and thereby stay within 80-chars?
>
> If you wanted to go overboard you could code the macro such that:
> SUNXI_COMPAT(sun4i,a10),
> expanded to what you want, that's pretty obfuscated though.To be honest, I'm not convinced by any of the constructs seen above. The one we had is too long, the 4-lines one is not that great either, and the macro only obfuscates things away. You know what, I'll drop this patch. Thanks! Maxime -- Maxime Ripard, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com
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