linux-kernel - [PATCH v3 4/7] backlight: generic_bl: use pr

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Message-id: <003701cd333b$59737bc0$0c5a7340$%han@samsung.com>
Date:	Wed, 16 May 2012 17:10:25 +0900
From:	Jingoo Han <jg1.han@...sung.com>
To:	'Andrew Morton' <akpm@...ux-foundation.org>,
	'LKML' <linux-kernel@...r.kernel.org>
Cc:	'Richard Purdie' <rpurdie@...ys.net>,
	'Jingoo Han' <jg1.han@...sung.com>
Subject: [PATCH v3 4/7] backlight: generic_bl: use pr_info instead of printk

This patch uses pr_info instead of printk to allow dynamic debugging.
The pr_fmt prefix for pr_ macros is used. It also fixes checkpatch
warnings as below:

WARNING: printk() should include KERN_ facility level

Cc: Richard Purdie <rpurdie@...ys.net>
Signed-off-by: Jingoo Han <jg1.han@...sung.com>
---
 drivers/video/backlight/generic_bl.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/video/backlight/generic_bl.c b/drivers/video/backlight/generic_bl.c
index 9ce6170..8c660fc 100644
--- a/drivers/video/backlight/generic_bl.c
+++ b/drivers/video/backlight/generic_bl.c
@@ -9,6 +9,8 @@
  *
  */
 
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
 #include <linux/module.h>
 #include <linux/kernel.h>
 #include <linux/init.h>
@@ -106,7 +108,7 @@ static int genericbl_probe(struct platform_device *pdev)
 
 	generic_backlight_device = bd;
 
-	printk("Generic Backlight Driver Initialized.\n");
+	pr_info("Generic Backlight Driver Initialized.\n");
 	return 0;
 }
 
@@ -120,7 +122,7 @@ static int genericbl_remove(struct platform_device *pdev)
 
 	backlight_device_unregister(bd);
 
-	printk("Generic Backlight Driver Unloaded\n");
+	pr_info("Generic Backlight Driver Unloaded\n");
 	return 0;
 }
 
-- 
1.7.1


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