patch-2.4.22 linux-2.4.22/include/asm-cris/fasttimer.h
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- Lines: 51
- Date:
2003-08-25 04:44:43.000000000 -0700
- Orig file:
linux-2.4.21/include/asm-cris/fasttimer.h
- Orig date:
2002-11-28 15:53:15.000000000 -0800
diff -urN linux-2.4.21/include/asm-cris/fasttimer.h linux-2.4.22/include/asm-cris/fasttimer.h
@@ -1,16 +1,17 @@
-/* $Id: fasttimer.h,v 1.2 2002/05/28 17:45:34 johana Exp $
+/*
* linux/include/asm-cris/fasttimer.h
*
* Fast timers for ETRAX100LX
* This may be useful in other OS than Linux so use 2 space indentation...
- * Copyright (C) 2000, 2002 Axis Communications AB
+ * Copyright (C) 2000, 2001, 2002, 2003 Axis Communications AB
*/
+
#include <linux/config.h>
#include <linux/time.h> /* struct timeval */
#include <linux/timex.h>
-/* The timer0 values gives 52us resolution (1/19200) or higher
- * but interrupts at HZ
+/* The timer0 values gives 52us resolution (1/19200) or higher
+ * but interrupts at HZ
*/
/* We use timer1 to generate interrupts at desired times. */
@@ -18,7 +19,7 @@
typedef void fast_timer_function_type(unsigned long);
-struct fast_timer{ /* Close to timer_list */
+struct fast_timer { /* Close to timer_list */
struct fast_timer *next;
struct fast_timer *prev;
struct timeval tv_set;
@@ -29,6 +30,8 @@
const char *name;
};
+extern struct fast_timer *fast_timer_list;
+
void start_one_shot_timer(struct fast_timer *t,
fast_timer_function_type *function,
unsigned long data,
@@ -38,6 +41,10 @@
int del_fast_timer(struct fast_timer * t);
/* return 1 if deleted */
+extern inline int fast_timer_pending (const struct fast_timer * t)
+{
+ return (t->next != NULL) || (t->prev != NULL) || (t == fast_timer_list);
+}
void schedule_usleep(unsigned long us);
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