netdev - Re: [PATCH net v2 3/7] net: cpmac: dynamic debug fixes

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Date:	Thu, 10 Jul 2014 01:31:49 -0700
From:	Joe Perches <joe@...ches.com>
To:	varkabhadram@...il.com
Cc:	netdev@...r.kernel.org, mugunthanvnm@...com,
	linux@...nbow-software.org, balbi@...com, george.cherian@...com,
	davem@...emloft.net, Varka Bhadram <varkab@...c.in>
Subject: Re: [PATCH net v2 3/7] net: cpmac: dynamic debug fixes

On Thu, 2014-07-10 at 11:05 +0530, varkabhadram@...il.com wrote:
> From: Varka Bhadram <varkab@...c.in>
> 
> This patch does the following changes
> 1. convert printk(KERN_DEBUG.. to netdev_dbg() if we have net_device object
>    or convert to dev_dbg() if we have device object.
[]
> diff --git a/drivers/net/ethernet/ti/cpmac.c b/drivers/net/ethernet/ti/cpmac.c
[]
> @@ -228,21 +228,20 @@ static void cpmac_dump_regs(struct net_device *dev)
>  		if (i % 16 == 0) {
>  			if (i)
>  				pr_cont("\n");
> -			printk(KERN_DEBUG "%s: reg[%p]:", dev->name,
> -			       priv->regs + i);
> +			netdev_dbg(dev, "reg[%p]:", priv->regs + i);
>  		}
> -		printk(" %08x", cpmac_read(priv->regs, i));
> +		pr_debug(" %08x", cpmac_read(priv->regs, i));
>  	}
> -	printk("\n");
> +	pr_debug("\n");
>  }

This changes output from a compact form to
usig very many individual lines like:

<7>dev->name: reg[addr]: p1 p2 p3 p4 p5 p6 p7 p8
<7>dev->name: reg[addr]: p9 pa ...            pn

to:

<7>bus desc/dev->name: reg[addr]:
<7> p1
<7> p2
...
<7>bus desc/dev->name: reg[addr]:
<7> p9
<7> pa
...
<7> pn


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