diff options
| author | Richard Purdie <rpurdie@rpsys.net> | 2006-03-31 02:31:04 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-31 12:18:56 -0800 |
| commit | c72a1d608dd0eb3d553a08bfdf1c0041bebaa8a0 (patch) | |
| tree | 56715f0e0af8a9c33725f3db2f14cf7f870ad46d /drivers/leds/led-core.c | |
| parent | 75c1d31d9ea71025b73430c696b727e8aa15872d (diff) | |
[PATCH] LED: add LED class
Add the foundations of a new LEDs subsystem. This patch adds a class which
presents LED devices within sysfs and allows their brightness to be
controlled.
Signed-off-by: Richard Purdie <rpurdie@rpsys.net>
Cc: Russell King <rmk@arm.linux.org.uk>
Cc: Greg KH <greg@kroah.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/leds/led-core.c')
| -rw-r--r-- | drivers/leds/led-core.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/drivers/leds/led-core.c b/drivers/leds/led-core.c new file mode 100644 index 000000000000..fe6541326c71 --- /dev/null +++ b/drivers/leds/led-core.c @@ -0,0 +1,25 @@ +/* + * LED Class Core + * + * Copyright 2005-2006 Openedhand Ltd. + * + * Author: Richard Purdie <rpurdie@openedhand.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#include <linux/kernel.h> +#include <linux/list.h> +#include <linux/module.h> +#include <linux/spinlock.h> +#include <linux/leds.h> +#include "leds.h" + +rwlock_t leds_list_lock = RW_LOCK_UNLOCKED; +LIST_HEAD(leds_list); + +EXPORT_SYMBOL_GPL(leds_list); +EXPORT_SYMBOL_GPL(leds_list_lock); |