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path: root/drivers/video/backlight/atmel-pwm-bl.c
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Diffstat (limited to 'drivers/video/backlight/atmel-pwm-bl.c')
-rw-r--r--drivers/video/backlight/atmel-pwm-bl.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/video/backlight/atmel-pwm-bl.c b/drivers/video/backlight/atmel-pwm-bl.c
index f625ffc69ad3..e6a66dab088c 100644
--- a/drivers/video/backlight/atmel-pwm-bl.c
+++ b/drivers/video/backlight/atmel-pwm-bl.c
@@ -17,6 +17,7 @@
#include <linux/backlight.h>
#include <linux/atmel_pwm.h>
#include <linux/atmel-pwm-bl.h>
+#include <linux/slab.h>
struct atmel_pwm_bl {
const struct atmel_pwm_bl_platform_data *pdata;
@@ -120,6 +121,7 @@ static const struct backlight_ops atmel_pwm_bl_ops = {
static int atmel_pwm_bl_probe(struct platform_device *pdev)
{
+ struct backlight_properties props;
const struct atmel_pwm_bl_platform_data *pdata;
struct backlight_device *bldev;
struct atmel_pwm_bl *pwmbl;
@@ -165,8 +167,10 @@ static int atmel_pwm_bl_probe(struct platform_device *pdev)
goto err_free_gpio;
}
- bldev = backlight_device_register("atmel-pwm-bl",
- &pdev->dev, pwmbl, &atmel_pwm_bl_ops);
+ memset(&props, 0, sizeof(struct backlight_properties));
+ props.max_brightness = pdata->pwm_duty_max - pdata->pwm_duty_min;
+ bldev = backlight_device_register("atmel-pwm-bl", &pdev->dev, pwmbl,
+ &atmel_pwm_bl_ops, &props);
if (IS_ERR(bldev)) {
retval = PTR_ERR(bldev);
goto err_free_gpio;
@@ -178,7 +182,6 @@ static int atmel_pwm_bl_probe(struct platform_device *pdev)
/* Power up the backlight by default at middle intesity. */
bldev->props.power = FB_BLANK_UNBLANK;
- bldev->props.max_brightness = pdata->pwm_duty_max - pdata->pwm_duty_min;
bldev->props.brightness = bldev->props.max_brightness / 2;
retval = atmel_pwm_bl_init_pwm(pwmbl);