diff mbox series

[RFC,v2,08/10] block: Add init function for block device LED trigger

Message ID 20210809033217.1113444-9-arequipeno@gmail.com
State New
Headers show
Series Add configurable block device LED triggers | expand

Commit Message

Ian Pilcher Aug. 9, 2021, 3:32 a.m. UTC 
Register the blkdev LED trigger

Signed-off-by: Ian Pilcher <arequipeno@gmail.com>
---
 block/blk-ledtrig.c | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)
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Patch

diff --git a/block/blk-ledtrig.c b/block/blk-ledtrig.c
index d02f32205985..14b1d33a2953 100644
--- a/block/blk-ledtrig.c
+++ b/block/blk-ledtrig.c
@@ -406,3 +406,38 @@  static ssize_t blk_ledtrig_blink_store(struct device *const dev,
 
 	return count;
 }
+
+
+/*
+ *
+ *	Initialization - register the trigger
+ *
+ */
+
+static struct attribute *blk_ledtrig_attrs[] = {
+	&blk_ledtrig_attr_blink_on.attr,
+	&blk_ledtrig_attr_blink_off.attr,
+	NULL
+};
+
+static const struct attribute_group blk_ledtrig_attr_group = {
+	.attrs	= blk_ledtrig_attrs,
+};
+
+static const struct attribute_group *blk_ledtrig_attr_groups[] = {
+	&blk_ledtrig_attr_group,
+	NULL
+};
+
+static struct led_trigger blk_ledtrig_trigger = {
+	.name		= "blkdev",
+	.activate	= blk_ledtrig_activate,
+	.deactivate	= blk_ledtrig_deactivate,
+	.groups		= blk_ledtrig_attr_groups,
+};
+
+static int __init blk_ledtrig_init(void)
+{
+	return led_trigger_register(&blk_ledtrig_trigger);
+}
+device_initcall(blk_ledtrig_init);