netdev - Re: [PATCH 1/2] benet: use the dma state API instead of the pci equivalents

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Date:	Mon, 5 Apr 2010 14:34:57 +0530
From:	Sathya Perla <sathyap@...verengines.com>
To:	FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>
Cc:	sathyap@...verengines.com, subbus@...verengines.com,
	sarveshwarb@...verengines.com, ajitk@...verengines.com,
	netdev@...r.kernel.org
Subject: Re: [PATCH 1/2] benet: use the dma state API instead of the pci
 equivalents

Thanks.

Acked-by: Sathya Perla <sathyap@...verengines.com>

On 02/04/10 11:53 +0900, FUJITA Tomonori wrote:
> The DMA API is preferred.
> 
> Signed-off-by: FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>
> ---
>  drivers/net/benet/be.h      |    2 +-
>  drivers/net/benet/be_main.c |    4 ++--
>  2 files changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/net/benet/be.h b/drivers/net/benet/be.h
> index 8f07525..bddae08 100644
> --- a/drivers/net/benet/be.h
> +++ b/drivers/net/benet/be.h
> @@ -206,7 +206,7 @@ struct be_tx_obj {
>  /* Struct to remember the pages posted for rx frags */
>  struct be_rx_page_info {
>  	struct page *page;
> -	dma_addr_t bus;
> +	DEFINE_DMA_UNMAP_ADDR(bus);
>  	u16 page_offset;
>  	bool last_page_user;
>  };
> diff --git a/drivers/net/benet/be_main.c b/drivers/net/benet/be_main.c
> index 17282df..8d5e27b 100644
> --- a/drivers/net/benet/be_main.c
> +++ b/drivers/net/benet/be_main.c
> @@ -682,7 +682,7 @@ get_rx_page_info(struct be_adapter *adapter, u16 frag_idx)
>  	BUG_ON(!rx_page_info->page);
>  
>  	if (rx_page_info->last_page_user) {
> -		pci_unmap_page(adapter->pdev, pci_unmap_addr(rx_page_info, bus),
> +		pci_unmap_page(adapter->pdev, dma_unmap_addr(rx_page_info, bus),
>  			adapter->big_page_size, PCI_DMA_FROMDEVICE);
>  		rx_page_info->last_page_user = false;
>  	}
> @@ -993,7 +993,7 @@ static void be_post_rx_frags(struct be_adapter *adapter)
>  		}
>  		page_offset = page_info->page_offset;
>  		page_info->page = pagep;
> -		pci_unmap_addr_set(page_info, bus, page_dmaaddr);
> +		dma_unmap_addr_set(page_info, bus, page_dmaaddr);
>  		frag_dmaaddr = page_dmaaddr + page_info->page_offset;
>  
>  		rxd = queue_head_node(rxq);
> -- 
> 1.7.0
> 
> --
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