drivers/leds/leds-lp5521.c: change some macros to functions

Some small macros changed to inline functions to have proper type
checking.

Signed-off-by: Samu Onkalo <samu.p.onkalo@nokia.com>
Cc: Richard Purdie <rpurdie@rpsys.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/drivers/leds/leds-lp5521.c b/drivers/leds/leds-lp5521.c
index 3782f31..fe69e52 100644 (file)
--- a/drivers/leds/leds-lp5521.c
+++ b/drivers/leds/leds-lp5521.c
@@ -125,11 +125,22 @@ struct lp5521_chip {
        u8                      num_leds;
 };
 
-#define cdev_to_led(c)         container_of(c, struct lp5521_led, cdev)
-#define engine_to_lp5521(eng)  container_of((eng), struct lp5521_chip, \
-                                               engines[(eng)->id - 1])
-#define led_to_lp5521(led)     container_of((led), struct lp5521_chip, \
-                                               leds[(led)->id])
+static inline struct lp5521_led *cdev_to_led(struct led_classdev *cdev)
+{
+       return container_of(cdev, struct lp5521_led, cdev);
+}
+
+static inline struct lp5521_chip *engine_to_lp5521(struct lp5521_engine *engine)
+{
+       return container_of(engine, struct lp5521_chip,
+                           engines[engine->id - 1]);
+}
+
+static inline struct lp5521_chip *led_to_lp5521(struct lp5521_led *led)
+{
+       return container_of(led, struct lp5521_chip,
+                           leds[led->id]);
+}
 
 static void lp5521_led_brightness_work(struct work_struct *work);