fedora core 6 1.2949 + vserver 2.2.0

[linux-2.6.git] / drivers / s390 / scsi / zfcp_sysfs_unit.c

diff --git a/drivers/s390/scsi/zfcp_sysfs_unit.c b/drivers/s390/scsi/zfcp_sysfs_unit.c
index 904c8ae..81a4841 100644 (file)
--- a/drivers/s390/scsi/zfcp_sysfs_unit.c
+++ b/drivers/s390/scsi/zfcp_sysfs_unit.c
@@ -1,15 +1,8 @@
 /*
- * linux/drivers/s390/scsi/zfcp_sysfs_unit.c
+ * This file is part of the zfcp device driver for
+ * FCP adapters for IBM System z9 and zSeries.
  *
- * FCP adapter driver for IBM eServer zSeries
- *
- * sysfs unit related routines
- *
- * (C) Copyright IBM Corp. 2003, 2004
- *
- * Authors:
- *      Martin Peschke <mpeschke@de.ibm.com>
- *     Heiko Carstens <heiko.carstens@de.ibm.com>
+ * (C) Copyright IBM Corp. 2002, 2006
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -26,8 +19,6 @@
  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  */
 
-#define ZFCP_SYSFS_UNIT_C_REVISION "$Revision: 1.25 $"
-
 #include "zfcp_ext.h"
 
 #define ZFCP_LOG_AREA                   ZFCP_LOG_AREA_CONFIG
@@ -51,7 +42,7 @@ zfcp_sysfs_unit_release(struct device *dev)
  * Generates attribute for a unit.
  */
 #define ZFCP_DEFINE_UNIT_ATTR(_name, _format, _value)                    \
-static ssize_t zfcp_sysfs_unit_##_name##_show(struct device *dev,        \
+static ssize_t zfcp_sysfs_unit_##_name##_show(struct device *dev, struct device_attribute *attr,        \
                                               char *buf)                 \
 {                                                                        \
         struct zfcp_unit *unit;                                          \
@@ -63,7 +54,14 @@ static ssize_t zfcp_sysfs_unit_##_name##_show(struct device *dev,        \
 static DEVICE_ATTR(_name, S_IRUGO, zfcp_sysfs_unit_##_name##_show, NULL);
 
 ZFCP_DEFINE_UNIT_ATTR(status, "0x%08x\n", atomic_read(&unit->status));
-ZFCP_DEFINE_UNIT_ATTR(scsi_lun, "0x%x\n", unit->scsi_lun);
+ZFCP_DEFINE_UNIT_ATTR(in_recovery, "%d\n", atomic_test_mask
+                     (ZFCP_STATUS_COMMON_ERP_INUSE, &unit->status));
+ZFCP_DEFINE_UNIT_ATTR(access_denied, "%d\n", atomic_test_mask
+                     (ZFCP_STATUS_COMMON_ACCESS_DENIED, &unit->status));
+ZFCP_DEFINE_UNIT_ATTR(access_shared, "%d\n", atomic_test_mask
+                     (ZFCP_STATUS_UNIT_SHARED, &unit->status));
+ZFCP_DEFINE_UNIT_ATTR(access_readonly, "%d\n", atomic_test_mask
+                     (ZFCP_STATUS_UNIT_READONLY, &unit->status));
 
 /**
  * zfcp_sysfs_unit_failed_store - failed state of unit
@@ -76,7 +74,7 @@ ZFCP_DEFINE_UNIT_ATTR(scsi_lun, "0x%x\n", unit->scsi_lun);
  * started for the belonging unit.
  */
 static ssize_t
-zfcp_sysfs_unit_failed_store(struct device *dev, const char *buf, size_t count)
+zfcp_sysfs_unit_failed_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
 {
        struct zfcp_unit *unit;
        unsigned int val;
@@ -101,7 +99,7 @@ zfcp_sysfs_unit_failed_store(struct device *dev, const char *buf, size_t count)
        zfcp_erp_wait(unit->port->adapter);
  out:
        up(&zfcp_data.config_sema);
-       return retval ? retval : count;
+       return retval ? retval : (ssize_t) count;
 }
 
 /**
@@ -113,7 +111,7 @@ zfcp_sysfs_unit_failed_store(struct device *dev, const char *buf, size_t count)
  * "0" if unit is working, otherwise "1".
  */
 static ssize_t
-zfcp_sysfs_unit_failed_show(struct device *dev, char *buf)
+zfcp_sysfs_unit_failed_show(struct device *dev, struct device_attribute *attr, char *buf)
 {
        struct zfcp_unit *unit;
 
@@ -127,34 +125,13 @@ zfcp_sysfs_unit_failed_show(struct device *dev, char *buf)
 static DEVICE_ATTR(failed, S_IWUSR | S_IRUGO, zfcp_sysfs_unit_failed_show,
                   zfcp_sysfs_unit_failed_store);
 
-/**
- * zfcp_sysfs_unit_in_recovery_show - recovery state of unit
- * @dev: pointer to belonging device
- * @buf: pointer to input buffer
- *
- * Show function of "in_recovery" attribute of unit. Will be
- * "0" if no error recovery is pending for unit, otherwise "1".
- */
-static ssize_t
-zfcp_sysfs_unit_in_recovery_show(struct device *dev, char *buf)
-{
-       struct zfcp_unit *unit;
-
-       unit = dev_get_drvdata(dev);
-       if (atomic_test_mask(ZFCP_STATUS_COMMON_ERP_INUSE, &unit->status))
-               return sprintf(buf, "1\n");
-       else
-               return sprintf(buf, "0\n");
-}
-
-static DEVICE_ATTR(in_recovery, S_IRUGO, zfcp_sysfs_unit_in_recovery_show,
-                  NULL);
-
 static struct attribute *zfcp_unit_attrs[] = {
-       &dev_attr_scsi_lun.attr,
        &dev_attr_failed.attr,
        &dev_attr_in_recovery.attr,
        &dev_attr_status.attr,
+       &dev_attr_access_denied.attr,
+       &dev_attr_access_shared.attr,
+       &dev_attr_access_readonly.attr,
        NULL
 };