[PATCH v7 2/5] leds: core: add color LED sysfs extension

[Heiner Kallweit]

Extend brightness sysfs property handling to deal with monochrome
and color mode as well.

Signed-off-by: Heiner Kallweit <hkallwe...@gmail.com>
---
v2:
- split from patch 1
v3:
- moved one change (led_is_off) to patch 1
v4:
- changed printf format string to %#.6x
v5:
- no changes
v6:
- no changes
v7:
- no changes
---
 drivers/leds/led-class.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/drivers/leds/led-class.c b/drivers/leds/led-class.c
index 007a5b3..8a3748a 100644
--- a/drivers/leds/led-class.c
+++ b/drivers/leds/led-class.c
@@ -32,7 +32,10 @@ static ssize_t brightness_show(struct device *dev,
        /* no lock needed for this */
        led_update_brightness(led_cdev);
 
-       return sprintf(buf, "%u\n", led_cdev->brightness);
+       if (led_cdev->brightness > LED_FULL)
+               return sprintf(buf, "%#.6x\n", led_cdev->brightness);
+       else
+               return sprintf(buf, "%u\n", led_cdev->brightness);
 }
 
 static ssize_t brightness_store(struct device *dev,
@@ -49,7 +52,7 @@ static ssize_t brightness_store(struct device *dev,
                goto unlock;
        }
 
-       ret = kstrtoul(buf, 10, &state);
+       ret = kstrtoul(buf, 0, &state);
        if (ret)
                goto unlock;
 
-- 
2.7.1


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