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path: root/drivers/s390/scsi/zfcp_scsi.c
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Diffstat (limited to 'drivers/s390/scsi/zfcp_scsi.c')
-rw-r--r--drivers/s390/scsi/zfcp_scsi.c71
1 files changed, 39 insertions, 32 deletions
diff --git a/drivers/s390/scsi/zfcp_scsi.c b/drivers/s390/scsi/zfcp_scsi.c
index ddb5800823a9..2a4991d6d4d5 100644
--- a/drivers/s390/scsi/zfcp_scsi.c
+++ b/drivers/s390/scsi/zfcp_scsi.c
@@ -292,7 +292,37 @@ static int zfcp_scsi_eh_host_reset_handler(struct scsi_cmnd *scpnt)
return SUCCESS;
}
-int zfcp_adapter_scsi_register(struct zfcp_adapter *adapter)
+struct scsi_transport_template *zfcp_scsi_transport_template;
+
+static struct scsi_host_template zfcp_scsi_host_template = {
+ .module = THIS_MODULE,
+ .name = "zfcp",
+ .queuecommand = zfcp_scsi_queuecommand,
+ .eh_abort_handler = zfcp_scsi_eh_abort_handler,
+ .eh_device_reset_handler = zfcp_scsi_eh_device_reset_handler,
+ .eh_target_reset_handler = zfcp_scsi_eh_target_reset_handler,
+ .eh_host_reset_handler = zfcp_scsi_eh_host_reset_handler,
+ .slave_alloc = zfcp_scsi_slave_alloc,
+ .slave_configure = zfcp_scsi_slave_configure,
+ .slave_destroy = zfcp_scsi_slave_destroy,
+ .change_queue_depth = zfcp_scsi_change_queue_depth,
+ .proc_name = "zfcp",
+ .can_queue = 4096,
+ .this_id = -1,
+ .sg_tablesize = ZFCP_QDIO_MAX_SBALES_PER_REQ,
+ .max_sectors = (ZFCP_QDIO_MAX_SBALES_PER_REQ * 8),
+ .dma_boundary = ZFCP_QDIO_SBALE_LEN - 1,
+ .cmd_per_lun = 1,
+ .use_clustering = 1,
+ .shost_attrs = zfcp_sysfs_shost_attrs,
+ .sdev_attrs = zfcp_sysfs_sdev_attrs,
+};
+
+/**
+ * zfcp_scsi_adapter_register - Register SCSI and FC host with SCSI midlayer
+ * @adapter: The zfcp adapter to register with the SCSI midlayer
+ */
+int zfcp_scsi_adapter_register(struct zfcp_adapter *adapter)
{
struct ccw_dev_id dev_id;
@@ -301,7 +331,7 @@ int zfcp_adapter_scsi_register(struct zfcp_adapter *adapter)
ccw_device_get_id(adapter->ccw_device, &dev_id);
/* register adapter as SCSI host with mid layer of SCSI stack */
- adapter->scsi_host = scsi_host_alloc(&zfcp_data.scsi_host_template,
+ adapter->scsi_host = scsi_host_alloc(&zfcp_scsi_host_template,
sizeof (struct zfcp_adapter *));
if (!adapter->scsi_host) {
dev_err(&adapter->ccw_device->dev,
@@ -316,7 +346,7 @@ int zfcp_adapter_scsi_register(struct zfcp_adapter *adapter)
adapter->scsi_host->max_channel = 0;
adapter->scsi_host->unique_id = dev_id.devno;
adapter->scsi_host->max_cmd_len = 16; /* in struct fcp_cmnd */
- adapter->scsi_host->transportt = zfcp_data.scsi_transport_template;
+ adapter->scsi_host->transportt = zfcp_scsi_transport_template;
adapter->scsi_host->hostdata[0] = (unsigned long) adapter;
@@ -328,7 +358,11 @@ int zfcp_adapter_scsi_register(struct zfcp_adapter *adapter)
return 0;
}
-void zfcp_adapter_scsi_unregister(struct zfcp_adapter *adapter)
+/**
+ * zfcp_scsi_adapter_unregister - Unregister SCSI and FC host from SCSI midlayer
+ * @adapter: The zfcp adapter to unregister.
+ */
+void zfcp_scsi_adapter_unregister(struct zfcp_adapter *adapter)
{
struct Scsi_Host *shost;
struct zfcp_port *port;
@@ -346,8 +380,6 @@ void zfcp_adapter_scsi_unregister(struct zfcp_adapter *adapter)
scsi_remove_host(shost);
scsi_host_put(shost);
adapter->scsi_host = NULL;
-
- return;
}
static struct fc_host_statistics*
@@ -688,33 +720,8 @@ struct fc_function_template zfcp_transport_functions = {
/* no functions registered for following dynamic attributes but
directly set by LLDD */
.show_host_port_type = 1,
+ .show_host_symbolic_name = 1,
.show_host_speed = 1,
.show_host_port_id = 1,
.dd_bsg_size = sizeof(struct zfcp_fsf_ct_els),
};
-
-struct zfcp_data zfcp_data = {
- .scsi_host_template = {
- .name = "zfcp",
- .module = THIS_MODULE,
- .proc_name = "zfcp",
- .change_queue_depth = zfcp_scsi_change_queue_depth,
- .slave_alloc = zfcp_scsi_slave_alloc,
- .slave_configure = zfcp_scsi_slave_configure,
- .slave_destroy = zfcp_scsi_slave_destroy,
- .queuecommand = zfcp_scsi_queuecommand,
- .eh_abort_handler = zfcp_scsi_eh_abort_handler,
- .eh_device_reset_handler = zfcp_scsi_eh_device_reset_handler,
- .eh_target_reset_handler = zfcp_scsi_eh_target_reset_handler,
- .eh_host_reset_handler = zfcp_scsi_eh_host_reset_handler,
- .can_queue = 4096,
- .this_id = -1,
- .sg_tablesize = ZFCP_QDIO_MAX_SBALES_PER_REQ,
- .cmd_per_lun = 1,
- .use_clustering = 1,
- .sdev_attrs = zfcp_sysfs_sdev_attrs,
- .max_sectors = (ZFCP_QDIO_MAX_SBALES_PER_REQ * 8),
- .dma_boundary = ZFCP_QDIO_SBALE_LEN - 1,
- .shost_attrs = zfcp_sysfs_shost_attrs,
- },
-};