diff options
Diffstat (limited to 'drivers/scsi/libfc/fc_disc.c')
| -rw-r--r-- | drivers/scsi/libfc/fc_disc.c | 63 |
1 files changed, 32 insertions, 31 deletions
diff --git a/drivers/scsi/libfc/fc_disc.c b/drivers/scsi/libfc/fc_disc.c index dd1564c9e04a..e57556ea5b48 100644 --- a/drivers/scsi/libfc/fc_disc.c +++ b/drivers/scsi/libfc/fc_disc.c @@ -64,7 +64,7 @@ static void fc_disc_single(struct fc_disc *, struct fc_disc_port *); static void fc_disc_restart(struct fc_disc *); /** - * fc_disc_lookup_rport - lookup a remote port by port_id + * fc_disc_lookup_rport() - lookup a remote port by port_id * @lport: Fibre Channel host port instance * @port_id: remote port port_id to match */ @@ -92,7 +92,7 @@ struct fc_rport *fc_disc_lookup_rport(const struct fc_lport *lport, } /** - * fc_disc_stop_rports - delete all the remote ports associated with the lport + * fc_disc_stop_rports() - delete all the remote ports associated with the lport * @disc: The discovery job to stop rports on * * Locking Note: This function expects that the lport mutex is locked before @@ -117,7 +117,7 @@ void fc_disc_stop_rports(struct fc_disc *disc) } /** - * fc_disc_rport_callback - Event handler for rport events + * fc_disc_rport_callback() - Event handler for rport events * @lport: The lport which is receiving the event * @rport: The rport which the event has occured on * @event: The event that occured @@ -151,7 +151,7 @@ static void fc_disc_rport_callback(struct fc_lport *lport, } /** - * fc_disc_recv_rscn_req - Handle Registered State Change Notification (RSCN) + * fc_disc_recv_rscn_req() - Handle Registered State Change Notification (RSCN) * @sp: Current sequence of the RSCN exchange * @fp: RSCN Frame * @lport: Fibre Channel host port instance @@ -246,7 +246,7 @@ static void fc_disc_recv_rscn_req(struct fc_seq *sp, struct fc_frame *fp, list_del(&dp->peers); rport = lport->tt.rport_lookup(lport, dp->ids.port_id); if (rport) { - rdata = RPORT_TO_PRIV(rport); + rdata = rport->dd_data; list_del(&rdata->peers); lport->tt.rport_logoff(rport); } @@ -265,7 +265,7 @@ reject: } /** - * fc_disc_recv_req - Handle incoming requests + * fc_disc_recv_req() - Handle incoming requests * @sp: Current sequence of the request exchange * @fp: The frame * @lport: The FC local port @@ -294,7 +294,7 @@ static void fc_disc_recv_req(struct fc_seq *sp, struct fc_frame *fp, } /** - * fc_disc_restart - Restart discovery + * fc_disc_restart() - Restart discovery * @lport: FC discovery context * * Locking Note: This function expects that the disc mutex @@ -322,7 +322,7 @@ static void fc_disc_restart(struct fc_disc *disc) } /** - * fc_disc_start - Fibre Channel Target discovery + * fc_disc_start() - Fibre Channel Target discovery * @lport: FC local port * * Returns non-zero if discovery cannot be started. @@ -383,7 +383,7 @@ static struct fc_rport_operations fc_disc_rport_ops = { }; /** - * fc_disc_new_target - Handle new target found by discovery + * fc_disc_new_target() - Handle new target found by discovery * @lport: FC local port * @rport: The previous FC remote port (NULL if new remote port) * @ids: Identifiers for the new FC remote port @@ -396,7 +396,7 @@ static int fc_disc_new_target(struct fc_disc *disc, struct fc_rport_identifiers *ids) { struct fc_lport *lport = disc->lport; - struct fc_rport_libfc_priv *rp; + struct fc_rport_libfc_priv *rdata; int error = 0; if (rport && ids->port_name) { @@ -430,15 +430,15 @@ static int fc_disc_new_target(struct fc_disc *disc, dp.ids.port_name = ids->port_name; dp.ids.node_name = ids->node_name; dp.ids.roles = ids->roles; - rport = fc_rport_rogue_create(&dp); + rport = lport->tt.rport_create(&dp); } if (!rport) error = -ENOMEM; } if (rport) { - rp = rport->dd_data; - rp->ops = &fc_disc_rport_ops; - rp->rp_state = RPORT_ST_INIT; + rdata = rport->dd_data; + rdata->ops = &fc_disc_rport_ops; + rdata->rp_state = RPORT_ST_INIT; lport->tt.rport_login(rport); } } @@ -446,20 +446,20 @@ static int fc_disc_new_target(struct fc_disc *disc, } /** - * fc_disc_del_target - Delete a target + * fc_disc_del_target() - Delete a target * @disc: FC discovery context * @rport: The remote port to be removed */ static void fc_disc_del_target(struct fc_disc *disc, struct fc_rport *rport) { struct fc_lport *lport = disc->lport; - struct fc_rport_libfc_priv *rdata = RPORT_TO_PRIV(rport); + struct fc_rport_libfc_priv *rdata = rport->dd_data; list_del(&rdata->peers); lport->tt.rport_logoff(rport); } /** - * fc_disc_done - Discovery has been completed + * fc_disc_done() - Discovery has been completed * @disc: FC discovery context */ static void fc_disc_done(struct fc_disc *disc) @@ -479,7 +479,7 @@ static void fc_disc_done(struct fc_disc *disc) } /** - * fc_disc_error - Handle error on dNS request + * fc_disc_error() - Handle error on dNS request * @disc: FC discovery context * @fp: The frame pointer */ @@ -519,7 +519,7 @@ static void fc_disc_error(struct fc_disc *disc, struct fc_frame *fp) } /** - * fc_disc_gpn_ft_req - Send Get Port Names by FC-4 type (GPN_FT) request + * fc_disc_gpn_ft_req() - Send Get Port Names by FC-4 type (GPN_FT) request * @lport: FC discovery context * * Locking Note: This function expects that the disc_mutex is locked @@ -553,7 +553,7 @@ err: } /** - * fc_disc_gpn_ft_parse - Parse the list of IDs and names resulting from a request + * fc_disc_gpn_ft_parse() - Parse the list of IDs and names resulting from a request * @lport: Fibre Channel host port instance * @buf: GPN_FT response buffer * @len: size of response buffer @@ -617,7 +617,7 @@ static int fc_disc_gpn_ft_parse(struct fc_disc *disc, void *buf, size_t len) if ((dp.ids.port_id != fc_host_port_id(lport->host)) && (dp.ids.port_name != lport->wwpn)) { - rport = fc_rport_rogue_create(&dp); + rport = lport->tt.rport_create(&dp); if (rport) { rdata = rport->dd_data; rdata->ops = &fc_disc_rport_ops; @@ -658,7 +658,10 @@ static int fc_disc_gpn_ft_parse(struct fc_disc *disc, void *buf, size_t len) return error; } -/* +/** + * fc_disc_timeout() - Retry handler for the disc component + * @work: Structure holding disc obj that needs retry discovery + * * Handle retry of memory allocation for remote ports. */ static void fc_disc_timeout(struct work_struct *work) @@ -673,7 +676,7 @@ static void fc_disc_timeout(struct work_struct *work) } /** - * fc_disc_gpn_ft_resp - Handle a response frame from Get Port Names (GPN_FT) + * fc_disc_gpn_ft_resp() - Handle a response frame from Get Port Names (GPN_FT) * @sp: Current sequence of GPN_FT exchange * @fp: response frame * @lp_arg: Fibre Channel host port instance @@ -712,9 +715,7 @@ static void fc_disc_gpn_ft_resp(struct fc_seq *sp, struct fc_frame *fp, fr_len(fp)); } else if (ntohs(cp->ct_cmd) == FC_FS_ACC) { - /* - * Accepted. Parse response. - */ + /* Accepted, parse the response. */ buf = cp + 1; len -= sizeof(*cp); } else if (ntohs(cp->ct_cmd) == FC_FS_RJT) { @@ -746,7 +747,7 @@ static void fc_disc_gpn_ft_resp(struct fc_seq *sp, struct fc_frame *fp, } /** - * fc_disc_single - Discover the directory information for a single target + * fc_disc_single() - Discover the directory information for a single target * @lport: FC local port * @dp: The port to rediscover * @@ -769,7 +770,7 @@ static void fc_disc_single(struct fc_disc *disc, struct fc_disc_port *dp) if (rport) fc_disc_del_target(disc, rport); - new_rport = fc_rport_rogue_create(dp); + new_rport = lport->tt.rport_create(dp); if (new_rport) { rdata = new_rport->dd_data; rdata->ops = &fc_disc_rport_ops; @@ -782,7 +783,7 @@ out: } /** - * fc_disc_stop - Stop discovery for a given lport + * fc_disc_stop() - Stop discovery for a given lport * @lport: The lport that discovery should stop for */ void fc_disc_stop(struct fc_lport *lport) @@ -796,7 +797,7 @@ void fc_disc_stop(struct fc_lport *lport) } /** - * fc_disc_stop_final - Stop discovery for a given lport + * fc_disc_stop_final() - Stop discovery for a given lport * @lport: The lport that discovery should stop for * * This function will block until discovery has been @@ -809,7 +810,7 @@ void fc_disc_stop_final(struct fc_lport *lport) } /** - * fc_disc_init - Initialize the discovery block + * fc_disc_init() - Initialize the discovery block * @lport: FC local port */ int fc_disc_init(struct fc_lport *lport) |