Merge /spare/repo/linux-2.6/

[linux-2.6] / drivers / s390 / scsi / zfcp_scsi.c

diff --git a/drivers/s390/scsi/zfcp_scsi.c b/drivers/s390/scsi/zfcp_scsi.c
index 6e4447598495c3a24d976e7da8fd07ae802bcf85..31a76065cf2838104e1ace600eea2b39775e337f 100644 (file)
--- a/drivers/s390/scsi/zfcp_scsi.c
+++ b/drivers/s390/scsi/zfcp_scsi.c
@@ -389,7 +389,7 @@ zfcp_unit_lookup(struct zfcp_adapter *adapter, int channel, scsi_id_t id,
        struct zfcp_unit *unit, *retval = NULL;
 
        list_for_each_entry(port, &adapter->port_list_head, list) {
-               if (id != port->scsi_id)
+               if (!port->rport || (id != port->rport->scsi_target_id))
                        continue;
                list_for_each_entry(unit, &port->unit_list_head, list) {
                        if (lun == unit->scsi_lun) {
@@ -408,7 +408,7 @@ zfcp_port_lookup(struct zfcp_adapter *adapter, int channel, scsi_id_t id)
        struct zfcp_port *port;
 
        list_for_each_entry(port, &adapter->port_list_head, list) {
-               if (id == port->scsi_id)
+               if (port->rport && (id == port->rport->scsi_target_id))
                        return port;
        }
        return (struct zfcp_port *) NULL;
@@ -634,9 +634,6 @@ zfcp_scsi_eh_device_reset_handler(struct scsi_cmnd *scpnt)
 {
        int retval;
        struct zfcp_unit *unit = (struct zfcp_unit *) scpnt->device->hostdata;
-       struct Scsi_Host *scsi_host = scpnt->device->host;
-
-       spin_unlock_irq(scsi_host->host_lock);
 
        if (!unit) {
                ZFCP_LOG_NORMAL("bug: Tried reset for nonexistent unit\n");
@@ -680,7 +677,6 @@ zfcp_scsi_eh_device_reset_handler(struct scsi_cmnd *scpnt)
                retval = SUCCESS;
        }
  out:
-       spin_lock_irq(scsi_host->host_lock);
        return retval;
 }
 
@@ -732,9 +728,6 @@ zfcp_scsi_eh_bus_reset_handler(struct scsi_cmnd *scpnt)
 {
        int retval = 0;
        struct zfcp_unit *unit;
-       struct Scsi_Host *scsi_host = scpnt->device->host;
-
-       spin_unlock_irq(scsi_host->host_lock);
 
        unit = (struct zfcp_unit *) scpnt->device->hostdata;
        ZFCP_LOG_NORMAL("bus reset because of problems with "
@@ -743,7 +736,6 @@ zfcp_scsi_eh_bus_reset_handler(struct scsi_cmnd *scpnt)
        zfcp_erp_wait(unit->port->adapter);
        retval = SUCCESS;
 
-       spin_lock_irq(scsi_host->host_lock);
        return retval;
 }
 
@@ -759,9 +751,6 @@ zfcp_scsi_eh_host_reset_handler(struct scsi_cmnd *scpnt)
 {
        int retval = 0;
        struct zfcp_unit *unit;
-       struct Scsi_Host *scsi_host = scpnt->device->host;
-
-       spin_unlock_irq(scsi_host->host_lock);
 
        unit = (struct zfcp_unit *) scpnt->device->hostdata;
        ZFCP_LOG_NORMAL("host reset because of problems with "
@@ -770,7 +759,6 @@ zfcp_scsi_eh_host_reset_handler(struct scsi_cmnd *scpnt)
        zfcp_erp_wait(unit->port->adapter);
        retval = SUCCESS;
 
-       spin_lock_irq(scsi_host->host_lock);
        return retval;
 }
 
@@ -842,6 +830,7 @@ zfcp_adapter_scsi_unregister(struct zfcp_adapter *adapter)
        shost = adapter->scsi_host;
        if (!shost)
                return;
+       fc_remove_host(shost);
        scsi_remove_host(shost);
        scsi_host_put(shost);
        adapter->scsi_host = NULL;
@@ -915,6 +904,18 @@ zfcp_get_node_name(struct scsi_target *starget)
        read_unlock_irqrestore(&zfcp_data.config_lock, flags);
 }
 
+void
+zfcp_set_fc_host_attrs(struct zfcp_adapter *adapter)
+{
+       struct Scsi_Host *shost = adapter->scsi_host;
+
+       fc_host_node_name(shost) = adapter->wwnn;
+       fc_host_port_name(shost) = adapter->wwpn;
+       strncpy(fc_host_serial_number(shost), adapter->serial_number,
+                min(FC_SERIAL_NUMBER_SIZE, 32));
+       fc_host_supported_classes(shost) = FC_COS_CLASS2 | FC_COS_CLASS3;
+}
+
 struct fc_function_template zfcp_transport_functions = {
        .get_starget_port_id = zfcp_get_port_id,
        .get_starget_port_name = zfcp_get_port_name,
@@ -922,6 +923,11 @@ struct fc_function_template zfcp_transport_functions = {
        .show_starget_port_id = 1,
        .show_starget_port_name = 1,
        .show_starget_node_name = 1,
+       .show_rport_supported_classes = 1,
+       .show_host_node_name = 1,
+       .show_host_port_name = 1,
+       .show_host_supported_classes = 1,
+       .show_host_serial_number = 1,
 };
 
 /**
@@ -933,7 +939,7 @@ struct fc_function_template zfcp_transport_functions = {
  * Generates attribute for a unit.
  */
 #define ZFCP_DEFINE_SCSI_ATTR(_name, _format, _value)                    \
-static ssize_t zfcp_sysfs_scsi_##_name##_show(struct device *dev,        \
+static ssize_t zfcp_sysfs_scsi_##_name##_show(struct device *dev, struct device_attribute *attr,        \
                                               char *buf)                 \
 {                                                                        \
         struct scsi_device *sdev;                                        \