diff options
Diffstat (limited to 'include/scsi/libfc.h')
| -rw-r--r-- | include/scsi/libfc.h | 48 |
1 files changed, 8 insertions, 40 deletions
diff --git a/include/scsi/libfc.h b/include/scsi/libfc.h index f1bde91f98a2..c2b928cfafb9 100644 --- a/include/scsi/libfc.h +++ b/include/scsi/libfc.h @@ -518,25 +518,6 @@ struct libfc_function_template { void (*exch_done)(struct fc_seq *sp); /* - * Assigns a EM and a free XID for an new exchange and then - * allocates a new exchange and sequence pair. - * The fp can be used to determine free XID. - * - * STATUS: OPTIONAL - */ - struct fc_exch *(*exch_get)(struct fc_lport *lp, struct fc_frame *fp); - - /* - * Release previously assigned XID by exch_get API. - * The LLD may implement this if XID is assigned by LLD - * in exch_get(). - * - * STATUS: OPTIONAL - */ - void (*exch_put)(struct fc_lport *lp, struct fc_exch_mgr *mp, - u16 ex_id); - - /* * Start a new sequence on the same exchange/sequence tuple. * * STATUS: OPTIONAL @@ -703,7 +684,6 @@ struct fc_lport { /* Associations */ struct Scsi_Host *host; - struct fc_exch_mgr *emp; struct list_head ema_list; struct fc_rport *dns_rp; struct fc_rport *ptp_rp; @@ -996,27 +976,25 @@ void fc_exch_mgr_del(struct fc_exch_mgr_anchor *ema); * a new exchange. * The LLD may choose to have multiple EMs, * e.g. one EM instance per CPU receive thread in LLD. - * The LLD can use exch_get() of struct libfc_function_template - * to specify XID for a new exchange within - * a specified EM instance. * - * The em_idx to uniquely identify an EM instance. + * Specified match function is used in allocating exchanges + * from newly allocated EM. */ struct fc_exch_mgr *fc_exch_mgr_alloc(struct fc_lport *lp, enum fc_class class, u16 min_xid, - u16 max_xid); + u16 max_xid, + bool (*match)(struct fc_frame *)); /* - * Free an exchange manager. + * Free all exchange managers of a lport. */ -void fc_exch_mgr_free(struct fc_exch_mgr *mp); +void fc_exch_mgr_free(struct fc_lport *lport); /* * Receive a frame on specified local port and exchange manager. */ -void fc_exch_recv(struct fc_lport *lp, struct fc_exch_mgr *mp, - struct fc_frame *fp); +void fc_exch_recv(struct fc_lport *lp, struct fc_frame *fp); /* * This function is for exch_seq_send function pointer in @@ -1058,19 +1036,9 @@ int fc_seq_exch_abort(const struct fc_seq *req_sp, unsigned int timer_msec); void fc_exch_done(struct fc_seq *sp); /* - * Assigns a EM and XID for a frame and then allocates - * a new exchange and sequence pair. - * The fp can be used to determine free XID. - */ -struct fc_exch *fc_exch_get(struct fc_lport *lp, struct fc_frame *fp); - -/* * Allocate a new exchange and sequence pair. - * if ex_id is zero then next free exchange id - * from specified exchange manger mp will be assigned. */ -struct fc_exch *fc_exch_alloc(struct fc_exch_mgr *mp, - struct fc_frame *fp, u16 ex_id); +struct fc_exch *fc_exch_alloc(struct fc_lport *lport, struct fc_frame *fp); /* * Start a new sequence on the same exchange as the supplied sequence. */ |