[RFC PATCH v3 17/18] ledtrig-blkdev: Add initialization function

From: Ian Pilcher
Date: Wed Aug 18 2021 - 22:51:53 EST


Register the block device LED trigger

Initialize interval (convert default value to jiffies)

Signed-off-by: Ian Pilcher <arequipeno@xxxxxxxxx>
---
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