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authorMilo(Woogyom) Kim <milo.kim@ti.com>2013-02-05 19:23:04 +0900
committerBryan Wu <cooloney@gmail.com>2013-02-06 15:59:29 -0800
commitba6fa84651ff9a609e0ceb8265e3335ab6ed656d (patch)
tree04599eaf0bac86e7032c3b481434f81185f80ddf /drivers/leds
parent9ca3bd8022d76a0d1b386cedcecaf49004a58644 (diff)
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leds-lp55xx: add new function for removing device attribtues
lp55xx_unregister_sysfs() is used for removing lp55xx device attributes. Chip specific and engine attributes are removed on unloading the driver. Signed-off-by: Milo(Woogyom) Kim <milo.kim@ti.com> Signed-off-by: Bryan Wu <cooloney@gmail.com>
Diffstat (limited to 'drivers/leds')
-rw-r--r--drivers/leds/leds-lp55xx-common.c12
-rw-r--r--drivers/leds/leds-lp55xx-common.h1
2 files changed, 13 insertions, 0 deletions
diff --git a/drivers/leds/leds-lp55xx-common.c b/drivers/leds/leds-lp55xx-common.c
index 9638ad4dc63..782ab84fe65 100644
--- a/drivers/leds/leds-lp55xx-common.c
+++ b/drivers/leds/leds-lp55xx-common.c
@@ -509,6 +509,18 @@ dev_specific_attrs:
}
EXPORT_SYMBOL_GPL(lp55xx_register_sysfs);
+void lp55xx_unregister_sysfs(struct lp55xx_chip *chip)
+{
+ struct device *dev = &chip->cl->dev;
+ struct lp55xx_device_config *cfg = chip->cfg;
+
+ if (cfg->dev_attr_group)
+ sysfs_remove_group(&dev->kobj, cfg->dev_attr_group);
+
+ sysfs_remove_group(&dev->kobj, &lp55xx_engine_attr_group);
+}
+EXPORT_SYMBOL_GPL(lp55xx_unregister_sysfs);
+
MODULE_AUTHOR("Milo Kim <milo.kim@ti.com>");
MODULE_DESCRIPTION("LP55xx Common Driver");
MODULE_LICENSE("GPL");
diff --git a/drivers/leds/leds-lp55xx-common.h b/drivers/leds/leds-lp55xx-common.h
index 64eb78da1c4..ece4761a130 100644
--- a/drivers/leds/leds-lp55xx-common.h
+++ b/drivers/leds/leds-lp55xx-common.h
@@ -129,5 +129,6 @@ extern void lp55xx_unregister_leds(struct lp55xx_led *led,
/* common device attributes functions */
extern int lp55xx_register_sysfs(struct lp55xx_chip *chip);
+extern void lp55xx_unregister_sysfs(struct lp55xx_chip *chip);
#endif /* _LEDS_LP55XX_COMMON_H */