X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fs390%2Fcio%2Fdevice_ops.c;h=ef1d4df8f9754fdf9d893f5889ee8bac79320716;hb=6a77f38946aaee1cd85eeec6cf4229b204c15071;hp=84dc9bb54748fae7b38acd52cbf21bcf184a5086;hpb=5273a3df6485dc2ad6aa7ddd441b9a21970f003b;p=linux-2.6.git

diff --git a/drivers/s390/cio/device_ops.c b/drivers/s390/cio/device_ops.c
index 84dc9bb54..ef1d4df8f 100644
--- a/drivers/s390/cio/device_ops.c
+++ b/drivers/s390/cio/device_ops.c
@@ -1,7 +1,7 @@
 /*
  *  drivers/s390/cio/device_ops.c
  *
- *   $Revision: 1.34 $
+ *   $Revision: 1.53 $
  *
  *    Copyright (C) 2002 IBM Deutschland Entwicklung GmbH,
  *			 IBM Corporation
@@ -15,6 +15,7 @@
 #include <linux/slab.h>
 #include <linux/list.h>
 #include <linux/device.h>
+#include <linux/delay.h>
 
 #include <asm/ccwdev.h>
 #include <asm/idals.h>
@@ -53,6 +54,7 @@ ccw_device_clear(struct ccw_device *cdev, unsigned long intparm)
 	if (cdev->private->state == DEV_STATE_NOT_OPER)
 		return -ENODEV;
 	if (cdev->private->state != DEV_STATE_ONLINE &&
+	    cdev->private->state != DEV_STATE_WAIT4IO &&
 	    cdev->private->state != DEV_STATE_W4SENSE)
 		return -EINVAL;
 	sch = to_subchannel(cdev->dev.parent);
@@ -65,8 +67,9 @@ ccw_device_clear(struct ccw_device *cdev, unsigned long intparm)
 }
 
 int
-ccw_device_start(struct ccw_device *cdev, struct ccw1 *cpa,
-		 unsigned long intparm, __u8 lpm, unsigned long flags)
+ccw_device_start_key(struct ccw_device *cdev, struct ccw1 *cpa,
+		     unsigned long intparm, __u8 lpm, __u8 key,
+		     unsigned long flags)
 {
 	struct subchannel *sch;
 	int ret;
@@ -86,28 +89,48 @@ ccw_device_start(struct ccw_device *cdev, struct ccw1 *cpa,
 	ret = cio_set_options (sch, flags);
 	if (ret)
 		return ret;
-	ret = cio_start (sch, cpa, lpm);
+	ret = cio_start_key (sch, cpa, lpm, key);
 	if (ret == 0)
 		cdev->private->intparm = intparm;
 	return ret;
 }
 
+
 int
-ccw_device_start_timeout(struct ccw_device *cdev, struct ccw1 *cpa,
-			 unsigned long intparm, __u8 lpm, unsigned long flags,
-			 int expires)
+ccw_device_start_timeout_key(struct ccw_device *cdev, struct ccw1 *cpa,
+			     unsigned long intparm, __u8 lpm, __u8 key,
+			     unsigned long flags, int expires)
 {
 	int ret;
 
 	if (!cdev)
 		return -ENODEV;
 	ccw_device_set_timeout(cdev, expires);
-	ret = ccw_device_start(cdev, cpa, intparm, lpm, flags);
+	ret = ccw_device_start_key(cdev, cpa, intparm, lpm, key, flags);
 	if (ret != 0)
 		ccw_device_set_timeout(cdev, 0);
 	return ret;
 }
 
+int
+ccw_device_start(struct ccw_device *cdev, struct ccw1 *cpa,
+		 unsigned long intparm, __u8 lpm, unsigned long flags)
+{
+	return ccw_device_start_key(cdev, cpa, intparm, lpm,
+				    default_storage_key, flags);
+}
+
+int
+ccw_device_start_timeout(struct ccw_device *cdev, struct ccw1 *cpa,
+			 unsigned long intparm, __u8 lpm, unsigned long flags,
+			 int expires)
+{
+	return ccw_device_start_timeout_key(cdev, cpa, intparm, lpm,
+					    default_storage_key, flags,
+					    expires);
+}
+
+
 int
 ccw_device_halt(struct ccw_device *cdev, unsigned long intparm)
 {
@@ -119,6 +142,7 @@ ccw_device_halt(struct ccw_device *cdev, unsigned long intparm)
 	if (cdev->private->state == DEV_STATE_NOT_OPER)
 		return -ENODEV;
 	if (cdev->private->state != DEV_STATE_ONLINE &&
+	    cdev->private->state != DEV_STATE_WAIT4IO &&
 	    cdev->private->state != DEV_STATE_W4SENSE)
 		return -EINVAL;
 	sch = to_subchannel(cdev->dev.parent);
@@ -268,7 +292,7 @@ __ccw_device_retry_loop(struct ccw_device *cdev, struct ccw1 *ccw, long magic)
 		if ((ret == -EBUSY) || (ret == -EACCES)) {
 			/* Try again later. */
 			spin_unlock_irq(&sch->lock);
-			schedule_timeout(1);
+			msleep(10);
 			spin_lock_irq(&sch->lock);
 			continue;
 		}
@@ -294,7 +318,7 @@ __ccw_device_retry_loop(struct ccw_device *cdev, struct ccw1 *ccw, long magic)
 			break;
 		/* Try again later. */
 		spin_unlock_irq(&sch->lock);
-		schedule_timeout(1);
+		msleep(10);
 		spin_lock_irq(&sch->lock);
 	} while (1);
 
@@ -538,6 +562,8 @@ EXPORT_SYMBOL(ccw_device_halt);
 EXPORT_SYMBOL(ccw_device_resume);
 EXPORT_SYMBOL(ccw_device_start_timeout);
 EXPORT_SYMBOL(ccw_device_start);
+EXPORT_SYMBOL(ccw_device_start_timeout_key);
+EXPORT_SYMBOL(ccw_device_start_key);
 EXPORT_SYMBOL(ccw_device_get_ciw);
 EXPORT_SYMBOL(ccw_device_get_path_mask);
 EXPORT_SYMBOL(read_conf_data);