[SCSI] zfcp: Move CFDC code to new file.

zfcp implements a device file to allow Linux guests changing the
Access Control Tables stored in the adapter. The code for the device
file has nothing to do with the other parts of the driver, so move it
to a new file and cleanup the code while doing so.

Signed-off-by: Christof Schmitt <christof.schmitt@de.ibm.com>
Signed-off-by: Swen Schillig <swen@vnet.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>

1 files changed, 6 insertions, 2 deletions

diff --git a/drivers/s390/scsi/zfcp_ext.h b/drivers/s390/scsi/zfcp_ext.h
index 91d58843205c..867972898cb1 100644
--- a/drivers/s390/scsi/zfcp_ext.h
+++ b/drivers/s390/scsi/zfcp_ext.h
@@ -86,8 +86,8 @@ extern int  zfcp_fsf_exchange_config_data_sync(struct zfcp_adapter *,
 extern int  zfcp_fsf_exchange_port_data(struct zfcp_erp_action *);
 extern int  zfcp_fsf_exchange_port_data_sync(struct zfcp_adapter *,
                                              struct fsf_qtcb_bottom_port *);
-extern int  zfcp_fsf_control_file(struct zfcp_adapter *, struct zfcp_fsf_req **,
-                                  u32, u32, struct zfcp_sg_list *);
+extern struct zfcp_fsf_req *zfcp_fsf_control_file(struct zfcp_adapter *adapter,
+                                           struct zfcp_fsf_cfdc *fsf_cfdc);
 extern void zfcp_fsf_start_timer(struct zfcp_fsf_req *, unsigned long);
 extern void zfcp_erp_start_timer(struct zfcp_fsf_req *);
 extern void zfcp_fsf_req_dismiss_all(struct zfcp_adapter *);
@@ -167,6 +167,8 @@ extern void zfcp_erp_port_access_changed(struct zfcp_port *, u8, void *);
 extern void zfcp_erp_unit_access_changed(struct zfcp_unit *, u8, void *);
 
 /******************************** AUX ****************************************/
+extern void zfcp_sg_free_table(struct scatterlist *sg, int count);
+extern int  zfcp_sg_setup_table(struct scatterlist *sg, int count);
 extern void zfcp_rec_dbf_event_thread(u8 id, struct zfcp_adapter *adapter);
 extern void zfcp_rec_dbf_event_thread_lock(u8 id, struct zfcp_adapter *adapter);
 extern void zfcp_rec_dbf_event_adapter(u8 id, void *ref, struct zfcp_adapter *);
@@ -200,4 +202,6 @@ extern void zfcp_scsi_dbf_event_devreset(const char *, u8, struct zfcp_unit *,
                                          struct scsi_cmnd *);
 extern int zfcp_reqlist_isempty(struct zfcp_adapter *);
 
+extern struct miscdevice zfcp_cfdc_misc;
+
 #endif  /* ZFCP_EXT_H */