diff options
| author | David Herrmann <dh.herrmann at gmail.com> | 2014-09-10 08:54:20 -0700 |
|---|---|---|
| committer | Martin Peres <martin.peres@linux.intel.com> | 2017-01-23 10:03:39 +0200 |
| commit | 1b60f6367b4b22a73064fcbee8ac2e946653424e (patch) | |
| tree | cf9279a8590d7dbfae86b575874ee4ded6ce5c41 | |
| parent | 558383cf92c4370d879737d2e527258e7f54f2a4 (diff) | |
backlight: use static initializers
Use static initializers instead of setting up global variables during
runtime. This reduces code size and execution time.
V2: Marta Lofstedt <marta.lofstedt@intel.com>
- rebase
Signed-off-by: David Herrmann <dh.herrmann@gmail.com>
Signed-off-by: Marta Lofstedt <marta.lofstedt@intel.com>
| -rw-r--r-- | drivers/video/backlight/backlight.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/drivers/video/backlight/backlight.c b/drivers/video/backlight/backlight.c index 288318ad21dd..37f6173dc872 100644 --- a/drivers/video/backlight/backlight.c +++ b/drivers/video/backlight/backlight.c @@ -21,9 +21,9 @@ #include <asm/backlight.h> #endif -static struct list_head backlight_dev_list; -static struct mutex backlight_dev_list_mutex; -static struct blocking_notifier_head backlight_notifier; +static LIST_HEAD(backlight_dev_list); +static DEFINE_MUTEX(backlight_dev_list_mutex); +static BLOCKING_NOTIFIER_HEAD(backlight_notifier); static const char *const backlight_types[] = { [BACKLIGHT_RAW] = "raw", @@ -591,9 +591,6 @@ static int __init backlight_class_init(void) backlight_class->dev_groups = bl_device_groups; backlight_class->pm = &backlight_class_dev_pm_ops; - INIT_LIST_HEAD(&backlight_dev_list); - mutex_init(&backlight_dev_list_mutex); - BLOCKING_INIT_NOTIFIER_HEAD(&backlight_notifier); return 0; } |