linux-kernel - Re: [PATCH next-20080704] Fix compile error in drivers/net/mv643xx

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Message-ID: <20080704164954.GA12106@xi.wantstofly.org>
Date:	Fri, 4 Jul 2008 18:49:55 +0200
From:	Lennert Buytenhek <buytenh@...tstofly.org>
To:	Takashi Iwai <tiwai@...e.de>
Cc:	Stephen Rothwell <sfr@...b.auug.org.au>,
	linux-next@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH next-20080704] Fix compile error in drivers/net/mv643xx_eth.c

On Fri, Jul 04, 2008 at 06:32:03PM +0200, Takashi Iwai wrote:

> drivers/net/mv643xx_eth.c: In function 'mv643xx_eth_netpoll':
> drivers/net/mv643xx_eth.c:2115: error: 'INT_CAUSE_EXT' undeclared (first use in this function)
> drivers/net/mv643xx_eth.c:2115: error: (Each undeclared identifier is reported only once
> drivers/net/mv643xx_eth.c:2115: error: for each function it appears in.
> 
> Signed-off-by: Takashi Iwai <tiwai@...e.de>
> 
> ---
> diff --git a/drivers/net/mv643xx_eth.c b/drivers/net/mv643xx_eth.c
> index 83a877f..cb2c065 100644
> --- a/drivers/net/mv643xx_eth.c
> +++ b/drivers/net/mv643xx_eth.c
> @@ -2112,7 +2112,8 @@ static void mv643xx_eth_netpoll(struct net_device *dev)
>  
>  	mv643xx_eth_irq(dev->irq, dev);
>  
> -	wrl(mp, INT_MASK(mp->port_num), INT_TX_END | INT_RX | INT_CAUSE_EXT);
> +	wrl(mp, INT_MASK(mp->port_num),
> +	    INT_TX_END | INT_RX | INT_CAUSE_EXT(mp->port_num));

You are ORing the _address_ of the interrupt status register into
the interupt mask register.  How do you expect that to work?

This is the proper fix, which I will re-submit shortly:

	http://marc.info/?l=linux-kernel&m=121498695309851&w=2
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