linux-kernel - Re: [PATCH] libata: fix compile error when CONFIG_ATA

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Date:	Thu, 10 Nov 2011 09:44:23 -0800
From:	Randy Dunlap <rdunlap@...otime.net>
To:	Asbjoern Sloth Toennesen <asbjorn@...jorn.biz>
CC:	Jeff Garzik <jgarzik@...ox.com>, linux-ide@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] libata: fix compile error when CONFIG_ATA_BMDMA is not
 defined

On 11/10/2011 08:10 AM, Asbjoern Sloth Toennesen wrote:
> 3.2-rc1 and Linus' tree at 5e442a49, fails to compile,
> with CONFIG_SFF defined without CONFIG_ATA_BMDMA.
> 
> The error was introduced by:
>   [ c2036033 ] libata: reduce ata_pci_[sff,bmdma]_init_one() size
> 
> Note this patch have only been compile tested.
> 
> Signed-off-by: Asbjoern Sloth Toennesen <asbjorn@...jorn.biz>

Reported-by: Randy Dunlap <rdunlap@...otime.net>
Acked-by: Randy Dunlap <rdunlap@...otime.net>

Thanks.

> ---
>  drivers/ata/libata-sff.c |    4 ++++
>  1 files changed, 4 insertions(+), 0 deletions(-)
> 
> diff --git a/drivers/ata/libata-sff.c b/drivers/ata/libata-sff.c
> index 63d5327..82b1237 100644
> --- a/drivers/ata/libata-sff.c
> +++ b/drivers/ata/libata-sff.c
> @@ -2533,10 +2533,12 @@ static int ata_pci_init_one(struct pci_dev *pdev,
>  	if (rc)
>  		goto out;
>  
> +	#ifdef CONFIG_ATA_BMDMA
>  	if (bmdma)
>  		/* prepare and activate BMDMA host */
>  		rc = ata_pci_bmdma_prepare_host(pdev, ppi, &host);
>  	else
> +	#endif /* CONFIG_ATA_BMDMA */
>  		/* prepare and activate SFF host */
>  		rc = ata_pci_sff_prepare_host(pdev, ppi, &host);
>  	if (rc)
> @@ -2544,10 +2546,12 @@ static int ata_pci_init_one(struct pci_dev *pdev,
>  	host->private_data = host_priv;
>  	host->flags |= hflags;
>  
> +	#ifdef CONFIG_ATA_BMDMA
>  	if (bmdma) {
>  		pci_set_master(pdev);
>  		rc = ata_pci_sff_activate_host(host, ata_bmdma_interrupt, sht);
>  	} else
> +	#endif /* CONFIG_ATA_BMDMA */
>  		rc = ata_pci_sff_activate_host(host, ata_sff_interrupt, sht);
>  out:
>  	if (rc == 0)


-- 
~Randy
*** Remember to use Documentation/SubmitChecklist when testing your code ***
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