ASR_BASE
Change-Id: Icf3719cc0afe3eeb3edc7fa80a2eb5199ca9dda1
diff --git a/marvell/linux/drivers/leds/trigger/ledtrig-disk.c b/marvell/linux/drivers/leds/trigger/ledtrig-disk.c
new file mode 100644
index 0000000..0741910
--- /dev/null
+++ b/marvell/linux/drivers/leds/trigger/ledtrig-disk.c
@@ -0,0 +1,47 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * LED Disk Activity Trigger
+ *
+ * Copyright 2006 Openedhand Ltd.
+ *
+ * Author: Richard Purdie <rpurdie@openedhand.com>
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/leds.h>
+
+#define BLINK_DELAY 30
+
+DEFINE_LED_TRIGGER(ledtrig_disk);
+DEFINE_LED_TRIGGER(ledtrig_disk_read);
+DEFINE_LED_TRIGGER(ledtrig_disk_write);
+DEFINE_LED_TRIGGER(ledtrig_ide);
+
+void ledtrig_disk_activity(bool write)
+{
+ unsigned long blink_delay = BLINK_DELAY;
+
+ led_trigger_blink_oneshot(ledtrig_disk,
+ &blink_delay, &blink_delay, 0);
+ led_trigger_blink_oneshot(ledtrig_ide,
+ &blink_delay, &blink_delay, 0);
+ if (write)
+ led_trigger_blink_oneshot(ledtrig_disk_write,
+ &blink_delay, &blink_delay, 0);
+ else
+ led_trigger_blink_oneshot(ledtrig_disk_read,
+ &blink_delay, &blink_delay, 0);
+}
+EXPORT_SYMBOL(ledtrig_disk_activity);
+
+static int __init ledtrig_disk_init(void)
+{
+ led_trigger_register_simple("disk-activity", &ledtrig_disk);
+ led_trigger_register_simple("disk-read", &ledtrig_disk_read);
+ led_trigger_register_simple("disk-write", &ledtrig_disk_write);
+ led_trigger_register_simple("ide-disk", &ledtrig_ide);
+
+ return 0;
+}
+device_initcall(ledtrig_disk_init);