diff options
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_gs.c')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_gs.c | 1059 |
1 files changed, 1059 insertions, 0 deletions
diff --git a/drivers/scsi/qla2xxx/qla_gs.c b/drivers/scsi/qla2xxx/qla_gs.c new file mode 100644 index 000000000000..531dad95896c --- /dev/null +++ b/drivers/scsi/qla2xxx/qla_gs.c @@ -0,0 +1,1059 @@ +/* + * QLOGIC LINUX SOFTWARE + * + * QLogic ISP2x00 device driver for Linux 2.6.x + * Copyright (C) 2003-2004 QLogic Corporation + * (www.qlogic.com) + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2, or (at your option) any + * later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + */ +#include "qla_def.h" + +static inline ms_iocb_entry_t * +qla2x00_prep_ms_iocb(scsi_qla_host_t *, uint32_t, uint32_t); + +static inline struct ct_sns_req * +qla2x00_prep_ct_req(struct ct_sns_req *, uint16_t, uint16_t); + +static inline struct sns_cmd_pkt * +qla2x00_prep_sns_cmd(scsi_qla_host_t *, uint16_t, uint16_t, uint16_t); + +static int qla2x00_sns_ga_nxt(scsi_qla_host_t *, fc_port_t *); +static int qla2x00_sns_gid_pt(scsi_qla_host_t *, sw_info_t *); +static int qla2x00_sns_gpn_id(scsi_qla_host_t *, sw_info_t *); +static int qla2x00_sns_gnn_id(scsi_qla_host_t *, sw_info_t *); +static int qla2x00_sns_rft_id(scsi_qla_host_t *); +static int qla2x00_sns_rnn_id(scsi_qla_host_t *); + +/** + * qla2x00_prep_ms_iocb() - Prepare common MS IOCB fields for SNS CT query. + * @ha: HA context + * @req_size: request size in bytes + * @rsp_size: response size in bytes + * + * Returns a pointer to the @ha's ms_iocb. + */ +static inline ms_iocb_entry_t * +qla2x00_prep_ms_iocb(scsi_qla_host_t *ha, uint32_t req_size, uint32_t rsp_size) +{ + ms_iocb_entry_t *ms_pkt; + + ms_pkt = ha->ms_iocb; + memset(ms_pkt, 0, sizeof(ms_iocb_entry_t)); + + ms_pkt->entry_type = MS_IOCB_TYPE; + ms_pkt->entry_count = 1; + SET_TARGET_ID(ha, ms_pkt->loop_id, SIMPLE_NAME_SERVER); + ms_pkt->control_flags = __constant_cpu_to_le16(CF_READ | CF_HEAD_TAG); + ms_pkt->timeout = __constant_cpu_to_le16(25); + ms_pkt->cmd_dsd_count = __constant_cpu_to_le16(1); + ms_pkt->total_dsd_count = __constant_cpu_to_le16(2); + ms_pkt->rsp_bytecount = cpu_to_le32(rsp_size); + ms_pkt->req_bytecount = cpu_to_le32(req_size); + + ms_pkt->dseg_req_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma)); + ms_pkt->dseg_req_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma)); + ms_pkt->dseg_req_length = ms_pkt->req_bytecount; + + ms_pkt->dseg_rsp_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma)); + ms_pkt->dseg_rsp_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma)); + ms_pkt->dseg_rsp_length = ms_pkt->rsp_bytecount; + + return (ms_pkt); +} + +/** + * qla2x00_prep_ct_req() - Prepare common CT request fields for SNS query. + * @ct_req: CT request buffer + * @cmd: GS command + * @rsp_size: response size in bytes + * + * Returns a pointer to the intitialized @ct_req. + */ +static inline struct ct_sns_req * +qla2x00_prep_ct_req(struct ct_sns_req *ct_req, uint16_t cmd, uint16_t rsp_size) +{ + memset(ct_req, 0, sizeof(struct ct_sns_pkt)); + + ct_req->header.revision = 0x01; + ct_req->header.gs_type = 0xFC; + ct_req->header.gs_subtype = 0x02; + ct_req->command = cpu_to_be16(cmd); + ct_req->max_rsp_size = cpu_to_be16((rsp_size - 16) / 4); + + return (ct_req); +} + + +/** + * 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); +} + +/** + * qla2x00_gid_pt() - SNS scan for fabric devices via GID_PT command. + * @ha: HA context + * @list: switch info entries to populate + * + * NOTE: Non-Nx_Ports are not requested. + * + * Returns 0 on success. + */ +int +qla2x00_gid_pt(scsi_qla_host_t *ha, sw_info_t *list) +{ + int rval; + uint16_t i; + + ms_iocb_entry_t *ms_pkt; + struct ct_sns_req *ct_req; + struct ct_sns_rsp *ct_rsp; + + struct ct_sns_gid_pt_data *gid_data; + + if (IS_QLA2100(ha) || IS_QLA2200(ha)) { + return (qla2x00_sns_gid_pt(ha, list)); + } + + gid_data = NULL; + + /* Issue GID_PT */ + /* Prepare common MS IOCB */ + ms_pkt = qla2x00_prep_ms_iocb(ha, GID_PT_REQ_SIZE, GID_PT_RSP_SIZE); + + /* Prepare CT request */ + ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GID_PT_CMD, + GID_PT_RSP_SIZE); + ct_rsp = &ha->ct_sns->p.rsp; + + /* Prepare CT arguments -- port_type */ + ct_req->req.gid_pt.port_type = NS_NX_PORT_TYPE; + + /* 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): GID_PT 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): GID_PT failed, rejected request, " + "gid_pt_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 { + /* Set port IDs in switch info list. */ + for (i = 0; i < MAX_FIBRE_DEVICES; i++) { + gid_data = &ct_rsp->rsp.gid_pt.entries[i]; + list[i].d_id.b.domain = gid_data->port_id[0]; + list[i].d_id.b.area = gid_data->port_id[1]; + list[i].d_id.b.al_pa = gid_data->port_id[2]; + + /* Last one exit. */ + if (gid_data->control_byte & BIT_7) { + list[i].d_id.b.rsvd_1 = gid_data->control_byte; + break; + } + } + + /* + * If we've used all available slots, then the switch is + * reporting back more devices than we can handle with this + * single call. Return a failed status, and let GA_NXT handle + * the overload. + */ + if (i == MAX_FIBRE_DEVICES) + rval = QLA_FUNCTION_FAILED; + } + + return (rval); +} + +/** + * qla2x00_gpn_id() - SNS Get Port Name (GPN_ID) query. + * @ha: HA context + * @list: switch info entries to populate + * + * Returns 0 on success. + */ +int +qla2x00_gpn_id(scsi_qla_host_t *ha, sw_info_t *list) +{ + int rval; + uint16_t i; + + 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_gpn_id(ha, list)); + } + + for (i = 0; i < MAX_FIBRE_DEVICES; i++) { + /* Issue GPN_ID */ + /* Prepare common MS IOCB */ + ms_pkt = qla2x00_prep_ms_iocb(ha, GPN_ID_REQ_SIZE, + GPN_ID_RSP_SIZE); + + /* Prepare CT request */ + ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GPN_ID_CMD, + GPN_ID_RSP_SIZE); + ct_rsp = &ha->ct_sns->p.rsp; + + /* Prepare CT arguments -- port_id */ + ct_req->req.port_id.port_id[0] = list[i].d_id.b.domain; + ct_req->req.port_id.port_id[1] = list[i].d_id.b.area; + ct_req->req.port_id.port_id[2] = list[i].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): GPN_ID 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): GPN_ID failed, rejected " + "request, gpn_id_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 { + /* Save portname */ + memcpy(list[i].port_name, + ct_rsp->rsp.gpn_id.port_name, WWN_SIZE); + } + + /* Last device exit. */ + if (list[i].d_id.b.rsvd_1 != 0) + break; + } + + return (rval); +} + +/** + * qla2x00_gnn_id() - SNS Get Node Name (GNN_ID) query. + * @ha: HA context + * @list: switch info entries to populate + * + * Returns 0 on success. + */ +int +qla2x00_gnn_id(scsi_qla_host_t *ha, sw_info_t *list) +{ + int rval; + uint16_t i; + + 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_gnn_id(ha, list)); + } + + for (i = 0; i < MAX_FIBRE_DEVICES; i++) { + /* Issue GNN_ID */ + /* Prepare common MS IOCB */ + ms_pkt = qla2x00_prep_ms_iocb(ha, GNN_ID_REQ_SIZE, + GNN_ID_RSP_SIZE); + + /* Prepare CT request */ + ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GNN_ID_CMD, + GNN_ID_RSP_SIZE); + ct_rsp = &ha->ct_sns->p.rsp; + + /* Prepare CT arguments -- port_id */ + ct_req->req.port_id.port_id[0] = list[i].d_id.b.domain; + ct_req->req.port_id.port_id[1] = list[i].d_id.b.area; + ct_req->req.port_id.port_id[2] = list[i].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): GNN_ID 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): GNN_ID failed, rejected " + "request, gnn_id_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 { + /* Save nodename */ + memcpy(list[i].node_name, + ct_rsp->rsp.gnn_id.node_name, WWN_SIZE); + + DEBUG2_3(printk("scsi(%ld): GID_PT 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, + list[i].node_name[0], list[i].node_name[1], + list[i].node_name[2], list[i].node_name[3], + list[i].node_name[4], list[i].node_name[5], + list[i].node_name[6], list[i].node_name[7], + list[i].port_name[0], list[i].port_name[1], + list[i].port_name[2], list[i].port_name[3], + list[i].port_name[4], list[i].port_name[5], + list[i].port_name[6], list[i].port_name[7], + list[i].d_id.b.domain, list[i].d_id.b.area, + list[i].d_id.b.al_pa)); + } + + /* Last device exit. */ + if (list[i].d_id.b.rsvd_1 != 0) + break; + } + + return (rval); +} + +/** + * qla2x00_rft_id() - SNS Register FC-4 TYPEs (RFT_ID) supported by the HBA. + * @ha: HA context + * + * Returns 0 on success. + */ +int +qla2x00_rft_id(scsi_qla_host_t *ha) +{ + 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_rft_id(ha)); + } + + /* Issue RFT_ID */ + /* Prepare common MS IOCB */ + ms_pkt = qla2x00_prep_ms_iocb(ha, RFT_ID_REQ_SIZE, RFT_ID_RSP_SIZE); + + /* Prepare CT request */ + ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RFT_ID_CMD, + RFT_ID_RSP_SIZE); + ct_rsp = &ha->ct_sns->p.rsp; + + /* Prepare CT arguments -- port_id, FC-4 types */ + ct_req->req.rft_id.port_id[0] = ha->d_id.b.domain; + ct_req->req.rft_id.port_id[1] = ha->d_id.b.area; + ct_req->req.rft_id.port_id[2] = ha->d_id.b.al_pa; + + ct_req->req.rft_id.fc4_types[2] = 0x01; /* FCP-3 */ + + /* 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): RFT_ID 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): RFT_ID failed, rejected " + "request, rft_id_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 { + DEBUG2(printk("scsi(%ld): RFT_ID exiting normally.\n", + ha->host_no)); + } + + return (rval); +} + +/** + * qla2x00_rff_id() - SNS Register FC-4 Features (RFF_ID) supported by the HBA. + * @ha: HA context + * + * Returns 0 on success. + */ +int +qla2x00_rff_id(scsi_qla_host_t *ha) +{ + 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)) { + DEBUG2(printk("scsi(%ld): RFF_ID call unsupported on " + "ISP2100/ISP2200.\n", ha->host_no)); + return (QLA_SUCCESS); + } + + /* Issue RFF_ID */ + /* Prepare common MS IOCB */ + ms_pkt = qla2x00_prep_ms_iocb(ha, RFF_ID_REQ_SIZE, RFF_ID_RSP_SIZE); + + /* Prepare CT request */ + ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RFF_ID_CMD, + RFF_ID_RSP_SIZE); + ct_rsp = &ha->ct_sns->p.rsp; + + /* Prepare CT arguments -- port_id, FC-4 feature, FC-4 type */ + ct_req->req.rff_id.port_id[0] = ha->d_id.b.domain; + ct_req->req.rff_id.port_id[1] = ha->d_id.b.area; + ct_req->req.rff_id.port_id[2] = ha->d_id.b.al_pa; + + ct_req->req.rff_id.fc4_type = 0x08; /* SCSI - FCP */ + + /* 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): RFF_ID 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): RFF_ID failed, rejected " + "request, rff_id_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 { + DEBUG2(printk("scsi(%ld): RFF_ID exiting normally.\n", + ha->host_no)); + } + + return (rval); +} + +/** + * qla2x00_rnn_id() - SNS Register Node Name (RNN_ID) of the HBA. + * @ha: HA context + * + * Returns 0 on success. + */ +int +qla2x00_rnn_id(scsi_qla_host_t *ha) +{ + 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_rnn_id(ha)); + } + + /* Issue RNN_ID */ + /* Prepare common MS IOCB */ + ms_pkt = qla2x00_prep_ms_iocb(ha, RNN_ID_REQ_SIZE, RNN_ID_RSP_SIZE); + + /* Prepare CT request */ + ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RNN_ID_CMD, + RNN_ID_RSP_SIZE); + ct_rsp = &ha->ct_sns->p.rsp; + + /* Prepare CT arguments -- port_id, node_name */ + ct_req->req.rnn_id.port_id[0] = ha->d_id.b.domain; + ct_req->req.rnn_id.port_id[1] = ha->d_id.b.area; + ct_req->req.rnn_id.port_id[2] = ha->d_id.b.al_pa; + + memcpy(ct_req->req.rnn_id.node_name, ha->init_cb->node_name, WWN_SIZE); + + /* 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): RNN_ID 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): RNN_ID failed, rejected " + "request, rnn_id_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 { + DEBUG2(printk("scsi(%ld): RNN_ID exiting normally.\n", + ha->host_no)); + } + + return (rval); +} + +/** + * qla2x00_rsnn_nn() - SNS Register Symbolic Node Name (RSNN_NN) of the HBA. + * @ha: HA context + * + * Returns 0 on success. + */ +int +qla2x00_rsnn_nn(scsi_qla_host_t *ha) +{ + int rval; + uint8_t *snn; + uint8_t version[20]; + + 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)) { + DEBUG2(printk("scsi(%ld): RSNN_ID call unsupported on " + "ISP2100/ISP2200.\n", ha->host_no)); + return (QLA_SUCCESS); + } + + /* Issue RSNN_NN */ + /* Prepare common MS IOCB */ + /* Request size adjusted after CT preparation */ + ms_pkt = qla2x00_prep_ms_iocb(ha, 0, RSNN_NN_RSP_SIZE); + + /* Prepare CT request */ + ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, RSNN_NN_CMD, + RSNN_NN_RSP_SIZE); + ct_rsp = &ha->ct_sns->p.rsp; + + /* Prepare CT arguments -- node_name, symbolic node_name, size */ + memcpy(ct_req->req.rsnn_nn.node_name, ha->init_cb->node_name, WWN_SIZE); + + /* Prepare the Symbolic Node Name */ + /* Board type */ + snn = ct_req->req.rsnn_nn.sym_node_name; + strcpy(snn, ha->model_number); + /* Firmware version */ + strcat(snn, " FW:v"); + sprintf(version, "%d.%02d.%02d", ha->fw_major_version, + ha->fw_minor_version, ha->fw_subminor_version); + strcat(snn, version); + /* Driver version */ + strcat(snn, " DVR:v"); + strcat(snn, qla2x00_version_str); + + /* Calculate SNN length */ + ct_req->req.rsnn_nn.name_len = (uint8_t)strlen(snn); + + /* Update MS IOCB request */ + ms_pkt->req_bytecount = + cpu_to_le32(24 + 1 + ct_req->req.rsnn_nn.name_len); + ms_pkt->dseg_req_length = ms_pkt->req_bytecount; + + /* 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): RSNN_NN 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): RSNN_NN failed, rejected " + "request, rsnn_id_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 { + DEBUG2(printk("scsi(%ld): RSNN_NN exiting normally.\n", + ha->host_no)); + } + + return (rval); +} + + +/** + * qla2x00_prep_sns_cmd() - Prepare common SNS command request fields for query. + * @ha: HA context + * @cmd: GS command + * @scmd_len: Subcommand length + * @data_size: response size in bytes + * + * Returns a pointer to the @ha's sns_cmd. + */ +static inline struct sns_cmd_pkt * +qla2x00_prep_sns_cmd(scsi_qla_host_t *ha, uint16_t cmd, uint16_t scmd_len, + uint16_t data_size) +{ + uint16_t wc; + struct sns_cmd_pkt *sns_cmd; + + sns_cmd = ha->sns_cmd; + memset(sns_cmd, 0, sizeof(struct sns_cmd_pkt)); + wc = data_size / 2; /* Size in 16bit words. */ + sns_cmd->p.cmd.buffer_length = cpu_to_le16(wc); + sns_cmd->p.cmd.buffer_address[0] = cpu_to_le32(LSD(ha->sns_cmd_dma)); + sns_cmd->p.cmd.buffer_address[1] = cpu_to_le32(MSD(ha->sns_cmd_dma)); + sns_cmd->p.cmd.subcommand_length = cpu_to_le16(scmd_len); + sns_cmd->p.cmd.subcommand = cpu_to_le16(cmd); + wc = (data_size - 16) / 4; /* Size in 32bit words. */ + sns_cmd->p.cmd.size = cpu_to_le16(wc); + + return (sns_cmd); +} + +/** + * qla2x00_sns_ga_nxt() - SNS scan for fabric devices via GA_NXT command. + * @ha: HA context + * @fcport: fcport entry to updated + * + * This command uses the old Exectute SNS Command mailbox routine. + * + * Returns 0 on success. + */ +static int +qla2x00_sns_ga_nxt(scsi_qla_host_t *ha, fc_port_t *fcport) +{ + int rval; + + struct sns_cmd_pkt *sns_cmd; + + /* Issue GA_NXT. */ + /* Prepare SNS command request. */ + sns_cmd = qla2x00_prep_sns_cmd(ha, GA_NXT_CMD, GA_NXT_SNS_SCMD_LEN, + GA_NXT_SNS_DATA_SIZE); + + /* Prepare SNS command arguments -- port_id. */ + sns_cmd->p.cmd.param[0] = fcport->d_id.b.al_pa; + sns_cmd->p.cmd.param[1] = fcport->d_id.b.area; + sns_cmd->p.cmd.param[2] = fcport->d_id.b.domain; + + /* Execute SNS command. */ + rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, GA_NXT_SNS_CMD_SIZE / 2, + sizeof(struct sns_cmd_pkt)); + if (rval != QLA_SUCCESS) { + /*EMPTY*/ + DEBUG2_3(printk("scsi(%ld): GA_NXT Send SNS failed (%d).\n", + ha->host_no, rval)); + } else if (sns_cmd->p.gan_data[8] != 0x80 || + sns_cmd->p.gan_data[9] != 0x02) { + DEBUG2_3(printk("scsi(%ld): GA_NXT failed, rejected request, " + "ga_nxt_rsp:\n", ha->host_no)); + DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.gan_data, 16)); + rval = QLA_FUNCTION_FAILED; + } else { + /* Populate fc_port_t entry. */ + fcport->d_id.b.domain = sns_cmd->p.gan_data[17]; + fcport->d_id.b.area = sns_cmd->p.gan_data[18]; + fcport->d_id.b.al_pa = sns_cmd->p.gan_data[19]; + + memcpy(fcport->node_name, &sns_cmd->p.gan_data[284], WWN_SIZE); + memcpy(fcport->port_name, &sns_cmd->p.gan_data[20], WWN_SIZE); + + if (sns_cmd->p.gan_data[16] != NS_N_PORT_TYPE && + sns_cmd->p.gan_data[16] != 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); +} + +/** + * qla2x00_sns_gid_pt() - SNS scan for fabric devices via GID_PT command. + * @ha: HA context + * @list: switch info entries to populate + * + * This command uses the old Exectute SNS Command mailbox routine. + * + * NOTE: Non-Nx_Ports are not requested. + * + * Returns 0 on success. + */ +static int +qla2x00_sns_gid_pt(scsi_qla_host_t *ha, sw_info_t *list) +{ + int rval; + + uint16_t i; + uint8_t *entry; + struct sns_cmd_pkt *sns_cmd; + + /* Issue GID_PT. */ + /* Prepare SNS command request. */ + sns_cmd = qla2x00_prep_sns_cmd(ha, GID_PT_CMD, GID_PT_SNS_SCMD_LEN, + GID_PT_SNS_DATA_SIZE); + + /* Prepare SNS command arguments -- port_type. */ + sns_cmd->p.cmd.param[0] = NS_NX_PORT_TYPE; + + /* Execute SNS command. */ + rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, GID_PT_SNS_CMD_SIZE / 2, + sizeof(struct sns_cmd_pkt)); + if (rval != QLA_SUCCESS) { + /*EMPTY*/ + DEBUG2_3(printk("scsi(%ld): GID_PT Send SNS failed (%d).\n", + ha->host_no, rval)); + } else if (sns_cmd->p.gid_data[8] != 0x80 || + sns_cmd->p.gid_data[9] != 0x02) { + DEBUG2_3(printk("scsi(%ld): GID_PT failed, rejected request, " + "gid_rsp:\n", ha->host_no)); + DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.gid_data, 16)); + rval = QLA_FUNCTION_FAILED; + } else { + /* Set port IDs in switch info list. */ + for (i = 0; i < MAX_FIBRE_DEVICES; i++) { + entry = &sns_cmd->p.gid_data[(i * 4) + 16]; + list[i].d_id.b.domain = entry[1]; + list[i].d_id.b.area = entry[2]; + list[i].d_id.b.al_pa = entry[3]; + + /* Last one exit. */ + if (entry[0] & BIT_7) { + list[i].d_id.b.rsvd_1 = entry[0]; + break; + } + } + + /* + * If we've used all available slots, then the switch is + * reporting back more devices that we can handle with this + * single call. Return a failed status, and let GA_NXT handle + * the overload. + */ + if (i == MAX_FIBRE_DEVICES) + rval = QLA_FUNCTION_FAILED; + } + + return (rval); +} + +/** + * qla2x00_sns_gpn_id() - SNS Get Port Name (GPN_ID) query. + * @ha: HA context + * @list: switch info entries to populate + * + * This command uses the old Exectute SNS Command mailbox routine. + * + * Returns 0 on success. + */ +static int +qla2x00_sns_gpn_id(scsi_qla_host_t *ha, sw_info_t *list) +{ + int rval; + + uint16_t i; + struct sns_cmd_pkt *sns_cmd; + + for (i = 0; i < MAX_FIBRE_DEVICES; i++) { + /* Issue GPN_ID */ + /* Prepare SNS command request. */ + sns_cmd = qla2x00_prep_sns_cmd(ha, GPN_ID_CMD, + GPN_ID_SNS_SCMD_LEN, GPN_ID_SNS_DATA_SIZE); + + /* Prepare SNS command arguments -- port_id. */ + sns_cmd->p.cmd.param[0] = list[i].d_id.b.al_pa; + sns_cmd->p.cmd.param[1] = list[i].d_id.b.area; + sns_cmd->p.cmd.param[2] = list[i].d_id.b.domain; + + /* Execute SNS command. */ + rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, + GPN_ID_SNS_CMD_SIZE / 2, sizeof(struct sns_cmd_pkt)); + if (rval != QLA_SUCCESS) { + /*EMPTY*/ + DEBUG2_3(printk("scsi(%ld): GPN_ID Send SNS failed " + "(%d).\n", ha->host_no, rval)); + } else if (sns_cmd->p.gpn_data[8] != 0x80 || + sns_cmd->p.gpn_data[9] != 0x02) { + DEBUG2_3(printk("scsi(%ld): GPN_ID failed, rejected " + "request, gpn_rsp:\n", ha->host_no)); + DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.gpn_data, 16)); + rval = QLA_FUNCTION_FAILED; + } else { + /* Save portname */ + memcpy(list[i].port_name, &sns_cmd->p.gpn_data[16], + WWN_SIZE); + } + + /* Last device exit. */ + if (list[i].d_id.b.rsvd_1 != 0) + break; + } + + return (rval); +} + +/** + * qla2x00_sns_gnn_id() - SNS Get Node Name (GNN_ID) query. + * @ha: HA context + * @list: switch info entries to populate + * + * This command uses the old Exectute SNS Command mailbox routine. + * + * Returns 0 on success. + */ +static int +qla2x00_sns_gnn_id(scsi_qla_host_t *ha, sw_info_t *list) +{ + int rval; + + uint16_t i; + struct sns_cmd_pkt *sns_cmd; + + for (i = 0; i < MAX_FIBRE_DEVICES; i++) { + /* Issue GNN_ID */ + /* Prepare SNS command request. */ + sns_cmd = qla2x00_prep_sns_cmd(ha, GNN_ID_CMD, + GNN_ID_SNS_SCMD_LEN, GNN_ID_SNS_DATA_SIZE); + + /* Prepare SNS command arguments -- port_id. */ + sns_cmd->p.cmd.param[0] = list[i].d_id.b.al_pa; + sns_cmd->p.cmd.param[1] = list[i].d_id.b.area; + sns_cmd->p.cmd.param[2] = list[i].d_id.b.domain; + + /* Execute SNS command. */ + rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, + GNN_ID_SNS_CMD_SIZE / 2, sizeof(struct sns_cmd_pkt)); + if (rval != QLA_SUCCESS) { + /*EMPTY*/ + DEBUG2_3(printk("scsi(%ld): GNN_ID Send SNS failed " + "(%d).\n", ha->host_no, rval)); + } else if (sns_cmd->p.gnn_data[8] != 0x80 || + sns_cmd->p.gnn_data[9] != 0x02) { + DEBUG2_3(printk("scsi(%ld): GNN_ID failed, rejected " + "request, gnn_rsp:\n", ha->host_no)); + DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.gnn_data, 16)); + rval = QLA_FUNCTION_FAILED; + } else { + /* Save nodename */ + memcpy(list[i].node_name, &sns_cmd->p.gnn_data[16], + WWN_SIZE); + + DEBUG2_3(printk("scsi(%ld): GID_PT 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, + list[i].node_name[0], list[i].node_name[1], + list[i].node_name[2], list[i].node_name[3], + list[i].node_name[4], list[i].node_name[5], + list[i].node_name[6], list[i].node_name[7], + list[i].port_name[0], list[i].port_name[1], + list[i].port_name[2], list[i].port_name[3], + list[i].port_name[4], list[i].port_name[5], + list[i].port_name[6], list[i].port_name[7], + list[i].d_id.b.domain, list[i].d_id.b.area, + list[i].d_id.b.al_pa)); + } + + /* Last device exit. */ + if (list[i].d_id.b.rsvd_1 != 0) + break; + } + + return (rval); +} + +/** + * qla2x00_snd_rft_id() - SNS Register FC-4 TYPEs (RFT_ID) supported by the HBA. + * @ha: HA context + * + * This command uses the old Exectute SNS Command mailbox routine. + * + * Returns 0 on success. + */ +static int +qla2x00_sns_rft_id(scsi_qla_host_t *ha) +{ + int rval; + + struct sns_cmd_pkt *sns_cmd; + + /* Issue RFT_ID. */ + /* Prepare SNS command request. */ + sns_cmd = qla2x00_prep_sns_cmd(ha, RFT_ID_CMD, RFT_ID_SNS_SCMD_LEN, + RFT_ID_SNS_DATA_SIZE); + + /* Prepare SNS command arguments -- port_id, FC-4 types */ + sns_cmd->p.cmd.param[0] = ha->d_id.b.al_pa; + sns_cmd->p.cmd.param[1] = ha->d_id.b.area; + sns_cmd->p.cmd.param[2] = ha->d_id.b.domain; + + sns_cmd->p.cmd.param[5] = 0x01; /* FCP-3 */ + + /* Execute SNS command. */ + rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, RFT_ID_SNS_CMD_SIZE / 2, + sizeof(struct sns_cmd_pkt)); + if (rval != QLA_SUCCESS) { + /*EMPTY*/ + DEBUG2_3(printk("scsi(%ld): RFT_ID Send SNS failed (%d).\n", + ha->host_no, rval)); + } else if (sns_cmd->p.rft_data[8] != 0x80 || + sns_cmd->p.rft_data[9] != 0x02) { + DEBUG2_3(printk("scsi(%ld): RFT_ID failed, rejected request, " + "rft_rsp:\n", ha->host_no)); + DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.rft_data, 16)); + rval = QLA_FUNCTION_FAILED; + } else { + DEBUG2(printk("scsi(%ld): RFT_ID exiting normally.\n", + ha->host_no)); + } + + return (rval); +} + +/** + * qla2x00_sns_rnn_id() - SNS Register Node Name (RNN_ID) of the HBA. + * HBA. + * @ha: HA context + * + * This command uses the old Exectute SNS Command mailbox routine. + * + * Returns 0 on success. + */ +static int +qla2x00_sns_rnn_id(scsi_qla_host_t *ha) +{ + int rval; + + struct sns_cmd_pkt *sns_cmd; + + /* Issue RNN_ID. */ + /* Prepare SNS command request. */ + sns_cmd = qla2x00_prep_sns_cmd(ha, RNN_ID_CMD, RNN_ID_SNS_SCMD_LEN, + RNN_ID_SNS_DATA_SIZE); + + /* Prepare SNS command arguments -- port_id, nodename. */ + sns_cmd->p.cmd.param[0] = ha->d_id.b.al_pa; + sns_cmd->p.cmd.param[1] = ha->d_id.b.area; + sns_cmd->p.cmd.param[2] = ha->d_id.b.domain; + + sns_cmd->p.cmd.param[4] = ha->init_cb->node_name[7]; + sns_cmd->p.cmd.param[5] = ha->init_cb->node_name[6]; + sns_cmd->p.cmd.param[6] = ha->init_cb->node_name[5]; + sns_cmd->p.cmd.param[7] = ha->init_cb->node_name[4]; + sns_cmd->p.cmd.param[8] = ha->init_cb->node_name[3]; + sns_cmd->p.cmd.param[9] = ha->init_cb->node_name[2]; + sns_cmd->p.cmd.param[10] = ha->init_cb->node_name[1]; + sns_cmd->p.cmd.param[11] = ha->init_cb->node_name[0]; + + /* Execute SNS command. */ + rval = qla2x00_send_sns(ha, ha->sns_cmd_dma, RNN_ID_SNS_CMD_SIZE / 2, + sizeof(struct sns_cmd_pkt)); + if (rval != QLA_SUCCESS) { + /*EMPTY*/ + DEBUG2_3(printk("scsi(%ld): RNN_ID Send SNS failed (%d).\n", + ha->host_no, rval)); + } else if (sns_cmd->p.rnn_data[8] != 0x80 || + sns_cmd->p.rnn_data[9] != 0x02) { + DEBUG2_3(printk("scsi(%ld): RNN_ID failed, rejected request, " + "rnn_rsp:\n", ha->host_no)); + DEBUG2_3(qla2x00_dump_buffer(sns_cmd->p.rnn_data, 16)); + rval = QLA_FUNCTION_FAILED; + } else { + DEBUG2(printk("scsi(%ld): RNN_ID exiting normally.\n", + ha->host_no)); + } + + return (rval); +} |