[RFC PATCH v3 17/18] ledtrig-blkdev: Add initialization function
From: Ian Pilcher <hidden>
Date: 2021-08-19 02:51:53
Also in:
linux-block, linux-leds, lkml
Subsystem:
led subsystem, the rest · Maintainers:
Lee Jones, Pavel Machek, Linus Torvalds
Register the block device LED trigger Initialize interval (convert default value to jiffies) Signed-off-by: Ian Pilcher <redacted> --- drivers/leds/trigger/ledtrig-blkdev.c | 39 +++++++++++++++++++++++++++ 1 file changed, 39 insertions(+)
diff --git a/drivers/leds/trigger/ledtrig-blkdev.c b/drivers/leds/trigger/ledtrig-blkdev.c
index 01573c1ad855..f152b00a4f1a 100644
--- a/drivers/leds/trigger/ledtrig-blkdev.c
+++ b/drivers/leds/trigger/ledtrig-blkdev.c@@ -729,3 +729,42 @@ static void blkdev_deactivate(struct led_classdev *const led_dev) mutex_unlock(&ledtrig_blkdev_mutex); } + + +/* + * + * Initialization - register the trigger + * + */ + +static struct attribute *ledtrig_blkdev_attrs[] = { + &ledtrig_blkdev_attr_add.attr, + &ledtrig_blkdev_attr_del.attr, + &ledtrig_blkdev_attr_blink_time.attr, + &ledtrig_blkdev_attr_interval.attr, + &ledtrig_blkdev_attr_mode.attr, + NULL +}; + +static const struct attribute_group ledtrig_blkdev_attr_group = { + .attrs = ledtrig_blkdev_attrs, +}; + +static const struct attribute_group *ledtrig_blkdev_attr_groups[] = { + &ledtrig_blkdev_attr_group, + NULL +}; + +static struct led_trigger ledtrig_blkdev_trigger = { + .name = "blkdev", + .activate = blkdev_activate, + .deactivate = blkdev_deactivate, + .groups = ledtrig_blkdev_attr_groups, +}; + +static int __init blkdev_init(void) +{ + ledtrig_blkdev_interval = msecs_to_jiffies(LEDTRIG_BLKDEV_INTERVAL); + return led_trigger_register(&ledtrig_blkdev_trigger); +} +device_initcall(blkdev_init);
--
2.31.1
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