Re: [PATCH] LED driver for Intel NAS SS4200 series (v3)

From: Joe Perches
Date: Mon Sep 28 2009 - 14:28:19 EST


On Mon, 2009-09-28 at 10:51 -0700, Dave Hansen wrote:
> On Thu, 2009-09-24 at 17:19 -0700, Andrew Morton wrote:

Trivial logging comments:

One of the printks is not prefaced and the printks
and dev_printks are not consistently using either
periods or no periods.

Some possible substitutions:

s/dev_printk(KERN_INFO/dev_info(/
s/dev_printk(KERN_DEBUG/dev_dbg(/
s/printk(KERN_INFO/pr_info(/

I think it would be better to use:
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
and remove the "%s: " ... KBUILD_MODNAME

>+ printk(KERN_INFO KBUILD_MODNAME ": '%s' found\n", id->ident);

Perhaps
pr_info("Found a '%s'\n", id->ident);

> + printk(KERN_DEBUG "setting blue off and amber on\n");

pr_debug?

> + printk(KERN_INFO "%s: skipping hardware autodetection\n",
> + KBUILD_MODNAME);
> + printk(KERN_INFO "\tif this works, please send the output ");
> + printk(KERN_INFO "of 'dmidecode' to dave@xxxxxxxx\n");

I think this will look odd when printed.
There's a tab on the second line, not on third.
Perhaps:
pr_info("Skipping hardware detection.\n");
pr_info("Please send 'dmidecode' output to dave@xxxxxxxx\n");

> + printk(KERN_INFO "%s: no LED devices found\n",
> + KBUILD_MODNAME);
> + printk(KERN_INFO "registering %s PCI driver\n", KBUILD_MODNAME);
> + printk(KERN_INFO "Unregistering %s driver\n", KBUILD_MODNAME);

pr_info("No LED devices found\n");
pr_info("Registering PCI driver\n");
pr_info("Unregistering PCI driver\n");


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