IDE fixes

index 45a928c..638becd 100644
@@ -735,6 +735,15 @@ static int cdrom_decode_status(ide_drive_t *drive, int good_stat, int *stat_ret)
 			cdrom_saw_media_change (drive);
 			/*printk("%s: media changed\n",drive->name);*/
 			return 0;
+ 		} else if ((sense_key == ILLEGAL_REQUEST) &&
+ 			   (rq->cmd[0] == GPCMD_START_STOP_UNIT)) {
+ 			/*
+ 			 * Don't print error message for this condition--
+ 			 * SFF8090i indicates that 5/24/00 is the correct
+ 			 * response to a request to close the tray if the
+ 			 * drive doesn't have that capability.
+ 			 * cdrom_log_sense() knows this!
+ 			 */
 		} else if (!(rq->cmd_flags & REQ_QUIET)) {
 			/* Otherwise, print an error. */
 			ide_dump_status(drive, "packet command error", stat);

index 0e02800..8670112 100644
@@ -1226,6 +1226,7 @@ static void ide_do_request (ide_hwgroup_t *hwgroup, int masked_irq)
 #endif
 				/* so that ide_timer_expiry knows what to do */
 				hwgroup->sleeping = 1;
+				hwgroup->req_gen_timer = hwgroup->req_gen;
 				mod_timer(&hwgroup->timer, sleep);
 				/* we purposely leave hwgroup->busy==1
 				 * while sleeping */

@@ -1411,7 +1412,8 @@ void ide_timer_expiry (unsigned long data)
 
 	spin_lock_irqsave(&ide_lock, flags);
 
-	if ((handler = hwgroup->handler) == NULL) {
+	if (((handler = hwgroup->handler) == NULL) ||
+	    (hwgroup->req_gen != hwgroup->req_gen_timer)) {
 		/*
 		 * Either a marginal timeout occurred
 		 * (got the interrupt just as timer expired),

@@ -1439,6 +1441,7 @@ void ide_timer_expiry (unsigned long data)
 				if ((wait = expiry(drive)) > 0) {
 					/* reset timer */
 					hwgroup->timer.expires  = jiffies + wait;
+					hwgroup->req_gen_timer = hwgroup->req_gen;
 					add_timer(&hwgroup->timer);
 					spin_unlock_irqrestore(&ide_lock, flags);
 					return;

@@ -1653,6 +1656,7 @@ irqreturn_t ide_intr (int irq, void *dev_id)
 		printk(KERN_ERR "%s: ide_intr: hwgroup->busy was 0 ??\n", drive->name);
 	}
 	hwgroup->handler = NULL;
+	hwgroup->req_gen++;
 	del_timer(&hwgroup->timer);
 	spin_unlock(&ide_lock);
 

index 1ee53a5..3caa176 100644
@@ -889,6 +889,7 @@ static void __ide_set_handler (ide_drive_t *drive, ide_handler_t *handler,
 	hwgroup->handler	= handler;
 	hwgroup->expiry		= expiry;
 	hwgroup->timer.expires	= jiffies + timeout;
+	hwgroup->req_gen_timer = hwgroup->req_gen;
 	add_timer(&hwgroup->timer);
 }
 

@@ -929,6 +930,7 @@ void ide_execute_command(ide_drive_t *drive, task_ioreg_t cmd, ide_handler_t *ha
 	hwgroup->handler	= handler;
 	hwgroup->expiry		= expiry;
 	hwgroup->timer.expires	= jiffies + timeout;
+	hwgroup->req_gen_timer = hwgroup->req_gen;
 	add_timer(&hwgroup->timer);
 	hwif->OUTBSYNC(drive, cmd, IDE_COMMAND_REG);
 	/* Drive takes 400nS to respond, we must avoid the IRQ being

index a6f098f..ae5bf2b 100644
@@ -1962,6 +1962,8 @@ static char *media_string(ide_drive_t *drive)
 		return "tape";
 	case ide_floppy:
 		return "floppy";
+	case ide_optical:
+		return "optical";
 	default:
 		return "UNKNOWN";
 	}

index 58564a1..d3bbc71 100644
@@ -861,6 +861,8 @@ typedef struct hwgroup_s {
 	int (*expiry)(ide_drive_t *);
 		/* ide_system_bus_speed */
 	int pio_clock;
+	int req_gen;
+	int req_gen_timer;
 
 	unsigned char cmd_buf[4];
 } ide_hwgroup_t;