netdev - Re: [PATCH v2.6.26] gianfar: Determine TBIPA value dynamically

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Date:	Fri, 11 Apr 2008 10:31:25 -0500
From:	Scott Wood <scottwood@...escale.com>
To:	Andy Fleming <afleming@...escale.com>
Cc:	netdev@...r.kernel.org, paul.gortmaker@...driver.com,
	linuxppc-dev@...abs.org
Subject: Re: [PATCH v2.6.26] gianfar: Determine TBIPA value dynamically

On Thu, Apr 10, 2008 at 06:34:31PM -0500, Andy Fleming wrote:
>  
> +	/*
> +	 * This is mildly evil, but so is our hardware for doing this.
> +	 * Also, we have to cast back to struct gfar_mii because of
> +	 * definition weirdness done in gianfar.h.
> +	 */
> +	enet_regs = (struct gfar __iomem *)
> +		((char *)regs - offsetof(struct gfar, gfar_mii_regs));

Can we use to_container() here?

-Scott
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