linux-kernel - Re: iwl + iomap + readl/writel

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Date:	Tue, 12 Aug 2008 23:58:14 +0200
From:	Jiri Slaby <jirislaby@...il.com>
To:	Tomas Winkler <tomasw@...il.com>
CC:	yi.zhu@...el.com, reinette.chatre@...el.com,
	linux-wireless <linux-wireless@...r.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: iwl + iomap + readl/writel

On 08/12/2008 11:57 PM, Tomas Winkler wrote:
> On Wed, Aug 13, 2008 at 12:54 AM, Jiri Slaby <jirislaby@...il.com> wrote:
>> On 08/12/2008 11:49 PM, Tomas Winkler wrote:
>>> On Tue, Aug 12, 2008 at 11:48 PM, Jiri Slaby <jirislaby@...il.com> wrote:
>>>> Hi,
>>>>
>>>> I spotted that iwl drivers use readl method on an iomap space. IIRC some
>>>> archs might return a tag instead of an address expected by readl/writel.
>>>>
>>>> I think you should either switch to ioread32/iowrite32 or to ioremap.
>>> Can you give me reading material  on this?
>> No, google will (you can even feel lucky).
> 
> I didn't ask for obvious answers :)

Sorry, I don't remember where/when this was discussed, you have to search for it.
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