diff options
| -rw-r--r-- | drivers/scsi/libfc/fc_lport.c | 34 | ||||
| -rw-r--r-- | include/scsi/libfc.h | 20 |
2 files changed, 47 insertions, 7 deletions
diff --git a/drivers/scsi/libfc/fc_lport.c b/drivers/scsi/libfc/fc_lport.c index 90930c435455..653b52dd2ff7 100644 --- a/drivers/scsi/libfc/fc_lport.c +++ b/drivers/scsi/libfc/fc_lport.c @@ -733,6 +733,27 @@ static void fc_lport_enter_ready(struct fc_lport *lport) } /** + * fc_lport_set_port_id() - set the local port Port ID + * @lport: The local port which will have its Port ID set. + * @port_id: The new port ID. + * @fp: The frame containing the incoming request, or NULL. + * + * Locking Note: The lport lock is expected to be held before calling + * this function. + */ +static void fc_lport_set_port_id(struct fc_lport *lport, u32 port_id, + struct fc_frame *fp) +{ + if (port_id) + printk(KERN_INFO "host%d: Assigned Port ID %6x\n", + lport->host->host_no, port_id); + + fc_host_port_id(lport->host) = port_id; + if (lport->tt.lport_set_port_id) + lport->tt.lport_set_port_id(lport, port_id, fp); +} + +/** * fc_lport_recv_flogi_req() - Receive a FLOGI request * @sp_in: The sequence the FLOGI is on * @rx_fp: The FLOGI frame @@ -790,7 +811,7 @@ static void fc_lport_recv_flogi_req(struct fc_seq *sp_in, remote_fid = FC_LOCAL_PTP_FID_HI; } - fc_host_port_id(lport->host) = local_fid; + fc_lport_set_port_id(lport, local_fid, rx_fp); fp = fc_frame_alloc(lport, sizeof(*flp)); if (fp) { @@ -926,7 +947,9 @@ static void fc_lport_reset_locked(struct fc_lport *lport) lport->tt.exch_mgr_reset(lport, 0, 0); fc_host_fabric_name(lport->host) = 0; - fc_host_port_id(lport->host) = 0; + + if (fc_host_port_id(lport->host)) + fc_lport_set_port_id(lport, 0, NULL); } /** @@ -1428,11 +1451,6 @@ void fc_lport_flogi_resp(struct fc_seq *sp, struct fc_frame *fp, fh = fc_frame_header_get(fp); did = ntoh24(fh->fh_d_id); if (fc_frame_payload_op(fp) == ELS_LS_ACC && did != 0) { - - printk(KERN_INFO "libfc: Assigned FID (%6x) in FLOGI response\n", - did); - fc_host_port_id(lport->host) = did; - flp = fc_frame_payload_get(fp, sizeof(*flp)); if (flp) { mfs = ntohs(flp->fl_csp.sp_bb_data) & @@ -1452,6 +1470,7 @@ void fc_lport_flogi_resp(struct fc_seq *sp, struct fc_frame *fp, if (e_d_tov > lport->e_d_tov) lport->e_d_tov = e_d_tov; lport->r_a_tov = 2 * e_d_tov; + fc_lport_set_port_id(lport, did, fp); printk(KERN_INFO "libfc: Port (%6x) entered " "point to point mode\n", did); fc_lport_ptp_setup(lport, ntoh24(fh->fh_s_id), @@ -1464,6 +1483,7 @@ void fc_lport_flogi_resp(struct fc_seq *sp, struct fc_frame *fp, lport->r_a_tov = r_a_tov; fc_host_fabric_name(lport->host) = get_unaligned_be64(&flp->fl_wwnn); + fc_lport_set_port_id(lport, did, fp); fc_lport_enter_dns(lport); } } diff --git a/include/scsi/libfc.h b/include/scsi/libfc.h index 310d8a22b726..67ce9fa1fee4 100644 --- a/include/scsi/libfc.h +++ b/include/scsi/libfc.h @@ -581,6 +581,26 @@ struct libfc_function_template { int (*lport_reset)(struct fc_lport *); /* + * Set the local port FC_ID. + * + * This may be provided by the LLD to allow it to be + * notified when the local port is assigned a FC-ID. + * + * The frame, if non-NULL, is the incoming frame with the + * FLOGI LS_ACC or FLOGI, and may contain the granted MAC + * address for the LLD. The frame pointer may be NULL if + * no MAC is associated with this assignment (LOGO or PLOGI). + * + * If FC_ID is non-zero, r_a_tov and e_d_tov must be valid. + * + * Note: this is called with the local port mutex held. + * + * STATUS: OPTIONAL + */ + void (*lport_set_port_id)(struct fc_lport *, u32 port_id, + struct fc_frame *); + + /* * Create a remote port with a given port ID * * STATUS: OPTIONAL |