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leds: add led-class attribute-group support

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Allow led-class devices to be created with optional attribute groups.

This is needed in order to allow led drivers to create custom device
attributes in a race-free manner.

Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Bryan Wu <cooloney@gmail.com>
This commit is contained in:
Johan Hovold 2014-06-25 10:08:44 -07:00 • committed by Bryan Wu
parent a497c3ba1d
commit d0d480cce8
2 changed files with 5 additions and 2 deletions
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2
include/linux/leds.h
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@ -63,6 +63,8 @@ struct led_classdev {
unsigned long *delay_off);
struct device *dev;
const struct attribute_group **groups;
struct list_head node; /* LED Device list */
const char *default_trigger; /* Trigger to use */