コード例 #1
0
ファイル: qla_gs.c プロジェクト: csanand/linux
/**
 * qla2x00_ga_nxt() - SNS scan for fabric devices via GA_NXT command.
 * @ha: HA context
 * @fcport: fcport entry to updated
 *
 * Returns 0 on success.
 */
int
qla2x00_ga_nxt(scsi_qla_host_t *vha, fc_port_t *fcport)
{
	int		rval;

	ms_iocb_entry_t	*ms_pkt;
	struct ct_sns_req	*ct_req;
	struct ct_sns_rsp	*ct_rsp;
	struct qla_hw_data *ha = vha->hw;

	if (IS_QLA2100(ha) || IS_QLA2200(ha))
		return qla2x00_sns_ga_nxt(vha, fcport);

	/* Issue GA_NXT */
	/* Prepare common MS IOCB */
	ms_pkt = ha->isp_ops->prep_ms_iocb(vha, GA_NXT_REQ_SIZE,
	    GA_NXT_RSP_SIZE);

	/* Prepare CT request */
	ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GA_NXT_CMD,
	    GA_NXT_RSP_SIZE);
	ct_rsp = &ha->ct_sns->p.rsp;

	/* Prepare CT arguments -- port_id */
	ct_req->req.port_id.port_id[0] = fcport->d_id.b.domain;
	ct_req->req.port_id.port_id[1] = fcport->d_id.b.area;
	ct_req->req.port_id.port_id[2] = fcport->d_id.b.al_pa;

	/* Execute MS IOCB */
	rval = qla2x00_issue_iocb(vha, ha->ms_iocb, ha->ms_iocb_dma,
	    sizeof(ms_iocb_entry_t));
	if (rval != QLA_SUCCESS) {
		/*EMPTY*/
		ql_dbg(ql_dbg_disc, vha, 0x2062,
		    "GA_NXT issue IOCB failed (%d).\n", rval);
	} else if (qla2x00_chk_ms_status(vha, ms_pkt, ct_rsp, "GA_NXT") !=
	    QLA_SUCCESS) {
		rval = QLA_FUNCTION_FAILED;
	} else {
		/* Populate fc_port_t entry. */
		fcport->d_id.b.domain = ct_rsp->rsp.ga_nxt.port_id[0];
		fcport->d_id.b.area = ct_rsp->rsp.ga_nxt.port_id[1];
		fcport->d_id.b.al_pa = ct_rsp->rsp.ga_nxt.port_id[2];

		memcpy(fcport->node_name, ct_rsp->rsp.ga_nxt.node_name,
		    WWN_SIZE);
		memcpy(fcport->port_name, ct_rsp->rsp.ga_nxt.port_name,
		    WWN_SIZE);

		if (ct_rsp->rsp.ga_nxt.port_type != NS_N_PORT_TYPE &&
		    ct_rsp->rsp.ga_nxt.port_type != NS_NL_PORT_TYPE)
			fcport->d_id.b.domain = 0xf0;

		ql_dbg(ql_dbg_disc, vha, 0x2063,
		    "GA_NXT entry - nn %02x%02x%02x%02x%02x%02x%02x%02x "
		    "pn %02x%02x%02x%02x%02x%02x%02x%02x "
		    "port_id=%02x%02x%02x.\n",
		    fcport->node_name[0], fcport->node_name[1],
		    fcport->node_name[2], fcport->node_name[3],
		    fcport->node_name[4], fcport->node_name[5],
		    fcport->node_name[6], fcport->node_name[7],
		    fcport->port_name[0], fcport->port_name[1],
		    fcport->port_name[2], fcport->port_name[3],
		    fcport->port_name[4], fcport->port_name[5],
		    fcport->port_name[6], fcport->port_name[7],
		    fcport->d_id.b.domain, fcport->d_id.b.area,
		    fcport->d_id.b.al_pa);
	}

	return (rval);
}
コード例 #2
0
ファイル: qla_gs.c プロジェクト: Antonio-Zhou/Linux-2.6.11
/**
 * qla2x00_ga_nxt() - SNS scan for fabric devices via GA_NXT command.
 * @ha: HA context
 * @fcport: fcport entry to updated
 *
 * Returns 0 on success.
 */
int
qla2x00_ga_nxt(scsi_qla_host_t *ha, fc_port_t *fcport)
{
	int		rval;

	ms_iocb_entry_t	*ms_pkt;
	struct ct_sns_req	*ct_req;
	struct ct_sns_rsp	*ct_rsp;

	if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
		return (qla2x00_sns_ga_nxt(ha, fcport));
	}

	/* Issue GA_NXT */
	/* Prepare common MS IOCB */
	ms_pkt = qla2x00_prep_ms_iocb(ha, GA_NXT_REQ_SIZE, GA_NXT_RSP_SIZE);

	/* Prepare CT request */
	ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GA_NXT_CMD,
	    GA_NXT_RSP_SIZE);
	ct_rsp = &ha->ct_sns->p.rsp;

	/* Prepare CT arguments -- port_id */
	ct_req->req.port_id.port_id[0] = fcport->d_id.b.domain;
	ct_req->req.port_id.port_id[1] = fcport->d_id.b.area;
	ct_req->req.port_id.port_id[2] = fcport->d_id.b.al_pa;

	/* Execute MS IOCB */
	rval = qla2x00_issue_iocb(ha, ha->ms_iocb, ha->ms_iocb_dma,
	    sizeof(ms_iocb_entry_t));
	if (rval != QLA_SUCCESS) {
		/*EMPTY*/
		DEBUG2_3(printk("scsi(%ld): GA_NXT issue IOCB failed (%d).\n",
		    ha->host_no, rval));
	} else if (ct_rsp->header.response !=
	    __constant_cpu_to_be16(CT_ACCEPT_RESPONSE)) {
		DEBUG2_3(printk("scsi(%ld): GA_NXT failed, rejected request, "
		    "ga_nxt_rsp:\n", ha->host_no));
		DEBUG2_3(qla2x00_dump_buffer((uint8_t *)&ct_rsp->header,
		    sizeof(struct ct_rsp_hdr)));
		rval = QLA_FUNCTION_FAILED;
	} else {
		/* Populate fc_port_t entry. */
		fcport->d_id.b.domain = ct_rsp->rsp.ga_nxt.port_id[0];
		fcport->d_id.b.area = ct_rsp->rsp.ga_nxt.port_id[1];
		fcport->d_id.b.al_pa = ct_rsp->rsp.ga_nxt.port_id[2];

		memcpy(fcport->node_name, ct_rsp->rsp.ga_nxt.node_name,
		    WWN_SIZE);
		memcpy(fcport->port_name, ct_rsp->rsp.ga_nxt.port_name,
		    WWN_SIZE);

		if (ct_rsp->rsp.ga_nxt.port_type != NS_N_PORT_TYPE &&
		    ct_rsp->rsp.ga_nxt.port_type != NS_NL_PORT_TYPE)
			fcport->d_id.b.domain = 0xf0;

		DEBUG2_3(printk("scsi(%ld): GA_NXT entry - "
		    "nn %02x%02x%02x%02x%02x%02x%02x%02x "
		    "pn %02x%02x%02x%02x%02x%02x%02x%02x "
		    "portid=%02x%02x%02x.\n",
		    ha->host_no,
		    fcport->node_name[0], fcport->node_name[1],
		    fcport->node_name[2], fcport->node_name[3],
		    fcport->node_name[4], fcport->node_name[5],
		    fcport->node_name[6], fcport->node_name[7],
		    fcport->port_name[0], fcport->port_name[1],
		    fcport->port_name[2], fcport->port_name[3],
		    fcport->port_name[4], fcport->port_name[5],
		    fcport->port_name[6], fcport->port_name[7],
		    fcport->d_id.b.domain, fcport->d_id.b.area,
		    fcport->d_id.b.al_pa));
	}

	return (rval);
}