linux-kernel - Re: [PATCH 11/12] unicore32 machine related files: ps2 driver

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Message-Id: <201102181133.26675.arnd@arndb.de>
Date:	Fri, 18 Feb 2011 11:33:26 +0100
From:	Arnd Bergmann <arnd@...db.de>
To:	"Guan Xuetao" <gxt@...c.pku.edu.cn>
Cc:	dmitry.torokhov@...il.com, linux-kernel@...r.kernel.org,
	linux-arch@...r.kernel.org, "'Greg KH'" <greg@...ah.com>
Subject: Re: [PATCH 11/12] unicore32 machine related files: ps2 driver

On Friday 18 February 2011 11:28:45 Guan Xuetao wrote:
>   * Register numbers.
>   */
> -#define I8042_COMMAND_REG      ((unsigned long)&PS2_COMMAND)
> -#define I8042_STATUS_REG       ((unsigned long)&PS2_STATUS)
> -#define I8042_DATA_REG         ((unsigned long)&PS2_DATA)
> +#define I8042_COMMAND_REG      ((volatile void __iomem *)&PS2_COMMAND)
> +#define I8042_STATUS_REG       ((volatile void __iomem *)&PS2_STATUS)
> +#define I8042_DATA_REG         ((volatile void __iomem *)&PS2_DATA)
> +
> +#define I8042_REGION_START     (resource_size_t)(&PS2_DATA)
> +#define I8042_REGION_SIZE      (resource_size_t)(16)

It would be better to remove the cast and make the PS2_COMMAND
etc macros have the correct type. Aside from this, the change
looks good.

	Arnd
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