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From:   Ian Pilcher <arequipeno@gmail.com>
To:     linux-block@vger.kernel.org, linux-leds@vger.kernel.org
Cc:     axboe@kernel.dk, pavel@ucw.cz, linux-kernel@vger.kernel.org,
        kernelnewbies@kernelnewbies.org
Subject: [RFC PATCH v2 08/10] block: Add init function for block device LED trigger
Date:   Sun,  8 Aug 2021 22:32:15 -0500
Message-Id: <20210809033217.1113444-9-arequipeno@gmail.com>
In-Reply-To: <20210809033217.1113444-1-arequipeno@gmail.com>
References: <20210809033217.1113444-1-arequipeno@gmail.com>
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Precedence: bulk

Register the blkdev LED trigger

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

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);
-- 
2.31.1