From mboxrd@z Thu Jan  1 00:00:00 1970
From: Stephen Warren <swarren@wwwdotorg.org>
Subject: Re: [PATCH] dma: tegra: use sg_dma_address() for getting dma buffer
 address
Date: Fri, 22 Jun 2012 11:12:47 -0600
Message-ID: <4FE4A78F.4090307@wwwdotorg.org>
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To: Laxman Dewangan <ldewangan@nvidia.com>
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On 06/22/2012 09:11 AM, Laxman Dewangan wrote:
> Use the sg_dma_address() to get the segment buffer address for
> DMA transfer in place of sg_phys() which returns the physical
> address of an sg entry.
> The sg_dma_address() returns the correct buffer memory address
> for DMA transfer.

It's what everyone else is doing, so:
Acked-by: Stephen Warren <swarren@wwwdotorg.org>