Hi Richard-san
>As far as I can tell, the existing timer trigger can do everything the
>blink trigger can (and more besides).
I want to blink LED in the initial state.
Because that of "the existing timer trigger" was impossible, I made "BLINK".
I thought about another solution.
Can the change that sets an initial value to delay_on and delay_off be added?
The matter of "Bitshift" is reserved until this case is solved.
kogiidena
---
diff -urpN OLD/include/linux/leds.h NEW/include/linux/leds.h
--- OLD/include/linux/leds.h 2007-05-07 12:12:15.000000000 +0900
+++ NEW/include/linux/leds.h 2007-05-09 19:17:01.000000000 +0900
@@ -14,6 +14,7 @@
#include <linux/list.h>
#include <linux/spinlock.h>
+#include <linux/timer.h>
struct device;
struct class_device;
@@ -41,6 +42,7 @@ struct led_classdev {
struct class_device *class_dev;
struct list_head node; /* LED Device list */
char *default_trigger; /* Trigger to use */
+ void *default_trigger_data; /* Trigger to use */
#ifdef CONFIG_LEDS_TRIGGERS
/* Protects the trigger data below */
@@ -110,6 +112,14 @@ extern void ledtrig_ide_activity(void);
#define ledtrig_ide_activity() do {} while(0)
#endif
+#ifdef CONFIG_LEDS_TRIGGER_TIMER
+struct timer_trig_data {
+ unsigned long delay_on; /* milliseconds on */
+ unsigned long delay_off; /* milliseconds off */
+ struct timer_list timer;
+};
+#endif
+
/* For the leds-gpio driver */
struct gpio_led {
const char *name;
diff -urpN OLD/drivers/leds/ledtrig-timer.c NEW/drivers/leds/ledtrig-timer.c
--- OLD/drivers/leds/ledtrig-timer.c 2007-04-28 06:49:26.000000000 +0900
+++ NEW/drivers/leds/ledtrig-timer.c 2007-05-09 19:12:35.000000000 +0900
@@ -24,12 +24,6 @@
#include <linux/leds.h>
#include "leds.h"
-struct timer_trig_data {
- unsigned long delay_on; /* milliseconds on */
- unsigned long delay_off; /* milliseconds off */
- struct timer_list timer;
-};
-
static void led_timer_function(unsigned long data)
{
struct led_classdev *led_cdev = (struct led_classdev *) data;
@@ -124,6 +118,7 @@ static CLASS_DEVICE_ATTR(delay_off, 0644
static void timer_trig_activate(struct led_classdev *led_cdev)
{
struct timer_trig_data *timer_data;
+ struct timer_trig_data *def_trig_data = led_cdev->default_trigger_data;
int rc;
timer_data = kzalloc(sizeof(struct timer_trig_data), GFP_KERNEL);
@@ -143,6 +138,11 @@ static void timer_trig_activate(struct l
&class_device_attr_delay_off);
if (rc) goto err_out_delayon;
+ if (def_trig_data){
+ timer_data->delay_on = def_trig_data->delay_on;
+ timer_data->delay_off = def_trig_data->delay_off;
+ mod_timer(&timer_data->timer, jiffies + 1);
+ }
return;
err_out_delayon:
-
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