[SCSI] aic7xxx: add static

This patch adds static (and sometimes const) keywords where appropriate.

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Acked-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>

1 files changed, 5 insertions, 44 deletions

diff --git a/drivers/scsi/aic7xxx/aic7xxx.h b/drivers/scsi/aic7xxx/aic7xxx.h
index c0344e617651..862e0fbffa42 100644
--- a/drivers/scsi/aic7xxx/aic7xxx.h
+++ b/drivers/scsi/aic7xxx/aic7xxx.h
@@ -736,7 +736,7 @@ struct ahc_syncrate {
 #define         ST_SXFR    0x010        /* Rate Single Transition Only */
 #define         DT_SXFR    0x040        /* Rate Double Transition Only */
         uint8_t period; /* Period to send to SCSI target */
-        char *rate;
+        const char *rate;
 };
 
 /* Safe and valid period for async negotiations. */
@@ -1133,10 +1133,6 @@ extern const int ahc_num_aic7770_devs;
 
 /*************************** Function Declarations ****************************/
 /******************************************************************************/
-u_int                   ahc_index_busy_tcl(struct ahc_softc *ahc, u_int tcl);
-void                    ahc_unbusy_tcl(struct ahc_softc *ahc, u_int tcl);
-void                    ahc_busy_tcl(struct ahc_softc *ahc,
-                                     u_int tcl, u_int busyid);
 
 /***************************** PCI Front End *********************************/
 struct ahc_pci_identity *ahc_find_pci_device(ahc_dev_softc_t);
@@ -1155,9 +1151,6 @@ int			 aic7770_config(struct ahc_softc *ahc,
 
 /************************** SCB and SCB queue management **********************/
 int             ahc_probe_scbs(struct ahc_softc *);
-void            ahc_run_untagged_queues(struct ahc_softc *ahc);
-void            ahc_run_untagged_queue(struct ahc_softc *ahc,
-                                       struct scb_tailq *queue);
 void            ahc_qinfifo_requeue_tail(struct ahc_softc *ahc,
                                          struct scb *scb);
 int             ahc_match_scb(struct ahc_softc *ahc, struct scb *scb,
@@ -1178,22 +1171,8 @@ int			 ahc_resume(struct ahc_softc *ahc);
 #endif
 void                     ahc_set_unit(struct ahc_softc *, int);
 void                     ahc_set_name(struct ahc_softc *, char *);
-void                     ahc_alloc_scbs(struct ahc_softc *ahc);
 void                     ahc_free(struct ahc_softc *ahc);
 int                      ahc_reset(struct ahc_softc *ahc, int reinit);
-void                     ahc_shutdown(void *arg);
-
-/*************************** Interrupt Services *******************************/
-void                    ahc_clear_intstat(struct ahc_softc *ahc);
-void                    ahc_run_qoutfifo(struct ahc_softc *ahc);
-#ifdef AHC_TARGET_MODE
-void                    ahc_run_tqinfifo(struct ahc_softc *ahc, int paused);
-#endif
-void                    ahc_handle_brkadrint(struct ahc_softc *ahc);
-void                    ahc_handle_seqint(struct ahc_softc *ahc, u_int intstat);
-void                    ahc_handle_scsiint(struct ahc_softc *ahc,
-                                           u_int intstat);
-void                    ahc_clear_critical_section(struct ahc_softc *ahc);
 
 /***************************** Error Recovery *********************************/
 typedef enum {
@@ -1214,36 +1193,19 @@ int			ahc_search_disc_list(struct ahc_softc *ahc, int target,
                                              char channel, int lun, u_int tag,
                                              int stop_on_first, int remove,
                                              int save_state);
-void                    ahc_freeze_devq(struct ahc_softc *ahc, struct scb *scb);
 int                     ahc_reset_channel(struct ahc_softc *ahc, char channel,
                                           int initiate_reset);
-int                     ahc_abort_scbs(struct ahc_softc *ahc, int target,
-                                       char channel, int lun, u_int tag,
-                                       role_t role, uint32_t status);
-void                    ahc_restart(struct ahc_softc *ahc);
-void                    ahc_calc_residual(struct ahc_softc *ahc,
-                                          struct scb *scb);
+
 /*************************** Utility Functions ********************************/
-struct ahc_phase_table_entry*
-                        ahc_lookup_phase_entry(int phase);
 void                    ahc_compile_devinfo(struct ahc_devinfo *devinfo,
                                             u_int our_id, u_int target,
                                             u_int lun, char channel,
                                             role_t role);
 /************************** Transfer Negotiation ******************************/
-struct ahc_syncrate*    ahc_find_syncrate(struct ahc_softc *ahc, u_int *period,
+const struct ahc_syncrate*      ahc_find_syncrate(struct ahc_softc *ahc, u_int *period,
                                           u_int *ppr_options, u_int maxsync);
 u_int                   ahc_find_period(struct ahc_softc *ahc,
                                         u_int scsirate, u_int maxsync);
-void                    ahc_validate_offset(struct ahc_softc *ahc,
-                                            struct ahc_initiator_tinfo *tinfo,
-                                            struct ahc_syncrate *syncrate,
-                                            u_int *offset, int wide,
-                                            role_t role);
-void                    ahc_validate_width(struct ahc_softc *ahc,
-                                           struct ahc_initiator_tinfo *tinfo,
-                                           u_int *bus_width,
-                                           role_t role);
 /*
  * Negotiation types.  These are used to qualify if we should renegotiate
  * even if our goal and current transport parameters are identical.
@@ -1263,7 +1225,7 @@ void			ahc_set_width(struct ahc_softc *ahc,
                                       u_int width, u_int type, int paused);
 void                    ahc_set_syncrate(struct ahc_softc *ahc,
                                          struct ahc_devinfo *devinfo,
-                                         struct ahc_syncrate *syncrate,
+                                         const struct ahc_syncrate *syncrate,
                                          u_int period, u_int offset,
                                          u_int ppr_options,
                                          u_int type, int paused);
@@ -1305,11 +1267,10 @@ extern uint32_t ahc_debug;
 #define AHC_SHOW_MASKED_ERRORS  0x1000
 #define AHC_DEBUG_SEQUENCER     0x2000
 #endif
-void                    ahc_print_scb(struct scb *scb);
 void                    ahc_print_devinfo(struct ahc_softc *ahc,
                                           struct ahc_devinfo *dev);
 void                    ahc_dump_card_state(struct ahc_softc *ahc);
-int                     ahc_print_register(ahc_reg_parse_entry_t *table,
+int                     ahc_print_register(const ahc_reg_parse_entry_t *table,
                                            u_int num_entries,
                                            const char *name,
                                            u_int address,