Re: [PATCH 01/24] ARM: shmobile: use __iomem pointers for MMIO

From: Paul Mundt
Date: Tue Sep 18 2012 - 03:43:03 EST


On Fri, Sep 14, 2012 at 11:34:29PM +0200, Arnd Bergmann wrote:
> ARM is moving to stricter checks on readl/write functions,
> so we need to use the correct types everywhere.
>
> This patch is a bit ugly for shmobile, which is the only platform
> that just uses integer literals all over the place, but I can't
> see a better way to do this.
>
If you want to crap up the ARM side with this stuff, that's fine, but
leave sh-sci out of it.

So, NAK on this part:

> diff --git a/include/linux/serial_sci.h b/include/linux/serial_sci.h
> index eb763ad..d323290 100644
> --- a/include/linux/serial_sci.h
> +++ b/include/linux/serial_sci.h
> @@ -150,7 +150,7 @@ struct plat_sci_port {
> int overrun_bit;
> unsigned int error_mask;
>
> - int port_reg;
> + void __iomem *port_reg;
> unsigned char regshift;
> unsigned char regtype;
>
but I don't mind if you cast the callsite in drivers/tty/serial/sh-sci.c
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/