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Subject: RE: [PATCH] Fix fsldma.c warning messages when it's compiled underPPC64.
Date: Wed, 19 Mar 2008 09:52:57 +0800
Message-ID: <ABF87B0B6A38C0458E319AC973ED68AED33740@zch01exm26.fsl.freescale.net>
In-Reply-To: <47E00898.2090009@freescale.com>
Thread-Topic: [PATCH] Fix fsldma.c warning messages when it's compiled underPPC64.
Thread-Index: AciJJSN4nb7NDdKuTuaNMUt6b6P09gAPrLug
References: <1205146045-17342-1-git-send-email-wei.zhang@freescale.com> <20080311142247.GA18915@lixom.net> <ABF87B0B6A38C0458E319AC973ED68AECE526A@zch01exm26.fsl.freescale.net> <e9c3a7c20803120929l41b9fec8m34db73d6e034461a@mail.gmail.com> <ABF87B0B6A38C0458E319AC973ED68AED32DBF@zch01exm26.fsl.freescale.net> <47E00898.2090009@freescale.com>
From: "Zhang Wei" <Wei.Zhang@freescale.com>
To: "Wood Scott" <scottwood@freescale.com>
Cc: "Dan Williams" <dan.j.williams@intel.com>,
       "Olof Johansson" <olof@lixom.net>, <sfr@canb.auug.org.au>,
       <linux-kernel@vger.kernel.org>
Sender: linux-kernel-owner@vger.kernel.org
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> -----Original Message-----
> From: Wood Scott 
> 
> >>>  The reason is the val will be assigned to SR register, and 
> >> SR register
> >>>   is a 32-bit only register.
> >> If this is the case then why not disable the driver for PPC_64?
> 
> May I point out that SR is a status register, and not an address, and 
> thus it should never have been dma_addr_t to begin with?
> 
Never, thus u32 is good for SR.

Cheers!
Wei.
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