void fnic_handle_frame(struct work_struct *work) { struct fnic *fnic = container_of(work, struct fnic, frame_work); struct fc_lport *lp = fnic->lport; unsigned long flags; struct sk_buff *skb; struct fc_frame *fp; while ((skb = skb_dequeue(&fnic->frame_queue))) { spin_lock_irqsave(&fnic->fnic_lock, flags); if (fnic->stop_rx_link_events) { spin_unlock_irqrestore(&fnic->fnic_lock, flags); dev_kfree_skb(skb); return; } fp = (struct fc_frame *)skb; if (fnic->state != FNIC_IN_FC_MODE && fnic->state != FNIC_IN_ETH_MODE) { skb_queue_head(&fnic->frame_queue, skb); spin_unlock_irqrestore(&fnic->fnic_lock, flags); return; } spin_unlock_irqrestore(&fnic->fnic_lock, flags); fc_exch_recv(lp, fp); } }
static void qedf_process_l2_frame_compl(struct qedf_rport *fcport, struct fc_frame *fp, u16 l2_oxid) { struct fc_lport *lport = fcport->qedf->lport; struct fc_frame_header *fh; u32 crc; fh = (struct fc_frame_header *)fc_frame_header_get(fp); /* Set the OXID we return to what libfc used */ if (l2_oxid != FC_XID_UNKNOWN) fh->fh_ox_id = htons(l2_oxid); /* Setup header fields */ fh->fh_r_ctl = FC_RCTL_ELS_REP; fh->fh_type = FC_TYPE_ELS; /* Last sequence, end sequence */ fh->fh_f_ctl[0] = 0x98; hton24(fh->fh_d_id, lport->port_id); hton24(fh->fh_s_id, fcport->rdata->ids.port_id); fh->fh_rx_id = 0xffff; /* Set frame attributes */ crc = fcoe_fc_crc(fp); fc_frame_init(fp); fr_dev(fp) = lport; fr_sof(fp) = FC_SOF_I3; fr_eof(fp) = FC_EOF_T; fr_crc(fp) = cpu_to_le32(~crc); /* Send completed request to libfc */ fc_exch_recv(lport, fp); }
/* * This function passes incoming fabric frames to libFC */ void fnic_handle_frame(struct work_struct *work) { struct fnic *fnic = container_of(work, struct fnic, frame_work); struct fc_lport *lp = fnic->lport; unsigned long flags; struct sk_buff *skb; struct fc_frame *fp; while ((skb = skb_dequeue(&fnic->frame_queue))) { spin_lock_irqsave(&fnic->fnic_lock, flags); if (fnic->stop_rx_link_events) { spin_unlock_irqrestore(&fnic->fnic_lock, flags); dev_kfree_skb(skb); return; } fp = (struct fc_frame *)skb; /* * If we're in a transitional state, just re-queue and return. * The queue will be serviced when we get to a stable state. */ if (fnic->state != FNIC_IN_FC_MODE && fnic->state != FNIC_IN_ETH_MODE) { skb_queue_head(&fnic->frame_queue, skb); spin_unlock_irqrestore(&fnic->fnic_lock, flags); return; } spin_unlock_irqrestore(&fnic->fnic_lock, flags); fc_exch_recv(lp, fp); } }
/* * This function passes incoming fabric frames to libFC */ void fnic_handle_frame(struct work_struct *work) { struct fnic *fnic = container_of(work, struct fnic, frame_work); struct fc_lport *lp = fnic->lport; unsigned long flags; struct sk_buff *skb; struct fc_frame *fp; while ((skb = skb_dequeue(&fnic->frame_queue))) { spin_lock_irqsave(&fnic->fnic_lock, flags); if (fnic->stop_rx_link_events) { spin_unlock_irqrestore(&fnic->fnic_lock, flags); dev_kfree_skb(skb); return; } fp = (struct fc_frame *)skb; /* if Flogi resp frame, register the address */ if (fr_flags(fp)) { vnic_dev_add_addr(fnic->vdev, fnic->data_src_addr); fr_flags(fp) = 0; } spin_unlock_irqrestore(&fnic->fnic_lock, flags); fc_exch_recv(lp, lp->emp, fp); } }