patch-2.4.0-test3 linux/drivers/char/rocket.c

• Lines: 97
• Date: Wed Jul 5 11:24:41 2000
• Orig file: v2.4.0-test2/linux/drivers/char/rocket.c
• Orig date: Fri Jun 23 21:55:08 2000

diff -u --recursive --new-file v2.4.0-test2/linux/drivers/char/rocket.c linux/drivers/char/rocket.c
@@ -138,13 +138,6 @@
 
 #define _INLINE_ inline
 
-/*
- * Until we get a formal timer assignment
- */
-#ifndef COMTROL_TIMER
-#define COMTROL_TIMER 26
-#endif
-
 #ifndef NEW_MODULES
 /*
  * NB. we must include the kernel idenfication string in to install the module.
@@ -165,6 +158,8 @@
 
 static int rp_num_ports_open = 0;
 
+static struct timer_list rocket_timer;
+
 unsigned long board1 = 0;
 unsigned long board2 = 0;
 unsigned long board3 = 0;
@@ -504,7 +499,7 @@
 /*
  * The top level polling routine.
  */
-static void rp_do_poll(void)
+static void rp_do_poll(unsigned long dummy)
 {
 	CONTROLLER_t *ctlp;
 	int ctrl, aiop, ch, line;
@@ -556,7 +551,7 @@
 	 * Reset the timer so we get called at the next clock tick.
 	 */
 	if (rp_num_ports_open) {
-		timer_active |= 1 << COMTROL_TIMER;
+		mod_timer(&rocket_timer, jiffies + 1);
 	}
 #ifdef TIME_STAT
 	__asm__(".byte 0x0f,0x31"
@@ -1044,7 +1039,7 @@
 		sSetRTS(cp);
 	}
 	
-	timer_active |= 1 << COMTROL_TIMER;
+	mod_timer(&rocket_timer, jiffies + 1);
 
 	retval = block_til_ready(tty, filp, info);
 	if (retval) {
@@ -2145,13 +2140,12 @@
 	 * Set up the timer channel.  If it is already in use by
 	 * some other driver, give up.
 	 */
-	if (timer_table[COMTROL_TIMER].fn) {
-		printk("rocket.o: Timer channel %d already in use!\n",
-		       COMTROL_TIMER);
+	if (rocket_timer.function) {
+		printk("rocket.o: Timer already in use!\n");
 		return -EBUSY;
 	}
-	timer_table[COMTROL_TIMER].fn = rp_do_poll;
-	timer_table[COMTROL_TIMER].expires = 0;
+	init_timer(&rocket_timer);
+	rocket_timer.function = rp_do_poll;
 	
 	/*
 	 * Initialize the array of pointers to our own internal state
@@ -2208,7 +2202,7 @@
 	
 	if (max_board == 0) {
 		printk("No rocketport ports found; unloading driver.\n");
-		timer_table[COMTROL_TIMER].fn = 0;
+		rocket_timer.function = 0;
 		return -ENODEV;
 	}
 
@@ -2300,7 +2294,9 @@
 	int	retval;
 	int	i;
 	int	released_controller = 0;
-	
+
+	del_timer_sync(&rocket_timer);
+
 	retval = tty_unregister_driver(&callout_driver);
 	if (retval) {
 		printk("Error %d while trying to unregister "
@@ -2328,7 +2324,7 @@
 	}
 	if (tmp_buf)
 		free_page((unsigned long) tmp_buf);
-	timer_table[COMTROL_TIMER].fn = 0;
+	rocket_timer.function = 0;
 }
 #endif