diff options
| author | Jingoo Han <jg1.han@samsung.com> | 2012-05-29 15:07:18 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-05-29 16:22:29 -0700 |
| commit | 20c225cbb679e12edac3c335357245112152a158 (patch) | |
| tree | a2228f0441a804ceb4947cbc99336900dd183376 /drivers/video/backlight/jornada720_lcd.c | |
| parent | 8c7610f3b47c5027719c12c9af4dfdfc294afa6f (diff) | |
backlight: jornada720: use pr_err()/pr_info() instead of printk()
Use pr_err()/pr_info() instead of printk() to allow dynamic debugging.
The pr_fmt prefix for pr_ macros is used. Also fix checkpatch warnings as
below:
WARNING: Prefer pr_err(... to printk(KERN_ERR, ...
WARNING: Prefer pr_info(... to printk(KERN_INFO, ...
[akpm@linux-foundation.org: use KBUILD_MODNAME, per Joe]
Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Acked-by: Kristoffer Ericson <kristoffer.ericson@gmail.com>
Cc: Richard Purdie <rpurdie@rpsys.net>
Cc: Joe Perches <joe@perches.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/video/backlight/jornada720_lcd.c')
| -rw-r--r-- | drivers/video/backlight/jornada720_lcd.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/video/backlight/jornada720_lcd.c b/drivers/video/backlight/jornada720_lcd.c index 22d231a17e3..635b30523fd 100644 --- a/drivers/video/backlight/jornada720_lcd.c +++ b/drivers/video/backlight/jornada720_lcd.c @@ -9,6 +9,8 @@ * */ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include <linux/device.h> #include <linux/fb.h> #include <linux/kernel.h> @@ -44,7 +46,7 @@ static int jornada_lcd_get_contrast(struct lcd_device *dev) jornada_ssp_start(); if (jornada_ssp_byte(GETCONTRAST) != TXDUMMY) { - printk(KERN_ERR "lcd: get contrast failed\n"); + pr_err("get contrast failed\n"); jornada_ssp_end(); return -ETIMEDOUT; } else { @@ -65,7 +67,7 @@ static int jornada_lcd_set_contrast(struct lcd_device *dev, int value) /* push the new value */ if (jornada_ssp_byte(value) != TXDUMMY) { - printk(KERN_ERR "lcd : set contrast failed\n"); + pr_err("set contrast failed\n"); jornada_ssp_end(); return -ETIMEDOUT; } @@ -103,7 +105,7 @@ static int jornada_lcd_probe(struct platform_device *pdev) if (IS_ERR(lcd_device)) { ret = PTR_ERR(lcd_device); - printk(KERN_ERR "lcd : failed to register device\n"); + pr_err("failed to register device\n"); return ret; } |