This source file includes following definitions.
- ledtrig_disk_activity
- ledtrig_disk_init
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10 #include <linux/kernel.h>
11 #include <linux/init.h>
12 #include <linux/leds.h>
13
14 #define BLINK_DELAY 30
15
16 DEFINE_LED_TRIGGER(ledtrig_disk);
17 DEFINE_LED_TRIGGER(ledtrig_disk_read);
18 DEFINE_LED_TRIGGER(ledtrig_disk_write);
19 DEFINE_LED_TRIGGER(ledtrig_ide);
20
21 void ledtrig_disk_activity(bool write)
22 {
23 unsigned long blink_delay = BLINK_DELAY;
24
25 led_trigger_blink_oneshot(ledtrig_disk,
26 &blink_delay, &blink_delay, 0);
27 led_trigger_blink_oneshot(ledtrig_ide,
28 &blink_delay, &blink_delay, 0);
29 if (write)
30 led_trigger_blink_oneshot(ledtrig_disk_write,
31 &blink_delay, &blink_delay, 0);
32 else
33 led_trigger_blink_oneshot(ledtrig_disk_read,
34 &blink_delay, &blink_delay, 0);
35 }
36 EXPORT_SYMBOL(ledtrig_disk_activity);
37
38 static int __init ledtrig_disk_init(void)
39 {
40 led_trigger_register_simple("disk-activity", &ledtrig_disk);
41 led_trigger_register_simple("disk-read", &ledtrig_disk_read);
42 led_trigger_register_simple("disk-write", &ledtrig_disk_write);
43 led_trigger_register_simple("ide-disk", &ledtrig_ide);
44
45 return 0;
46 }
47 device_initcall(ledtrig_disk_init);