linux-kernel - Re: [PATCH trivial] cpqarray: enable bus mastering

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Message-ID: <20090316090524.GM27476@kernel.dk>
Date:	Mon, 16 Mar 2009 10:05:24 +0100
From:	Jens Axboe <jens.axboe@...cle.com>
To:	Kyle McMartin <kyle@...radead.org>
Cc:	mike.miller@...com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH trivial] cpqarray: enable bus mastering

On Sun, Mar 15 2009, Kyle McMartin wrote:
> From: Dave Jones <davej@...hat.com>
> 
> We've been carrying this patch for the last 3 years in Fedora,
> long past time we got it upstream...
> 
> Call pci_set_master to enable bus-mastering if the BIOS hasn't
> done it already.
> 
> Signed-off-by: Kyle McMartin <kyle@...hat.com>
> Signed-off-by: Dave Jones <davej@...hat.com>
> 
> --- a/drivers/block/cpqarray.c	2006-10-06 14:23:34.000000000 -0400
> +++ b/drivers/block/cpqarray.c	2006-10-06 14:25:16.000000000 -0400
> @@ -614,6 +614,7 @@ static int cpqarray_pci_init(ctlr_info_t
>  	int i;
>  
>  	c->pci_dev = pdev;
> +	pci_set_master(pdev);
>  	if (pci_enable_device(pdev)) {
>  		printk(KERN_ERR "cpqarray: Unable to Enable PCI device\n");
>  		return -1;

Thanks Kyle, looks pretty innocent. Queued up for 2.6.30.

-- 
Jens Axboe

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