diff options
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_gs.c')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_gs.c | 187 |
1 files changed, 186 insertions, 1 deletions
diff --git a/drivers/scsi/qla2xxx/qla_gs.c b/drivers/scsi/qla2xxx/qla_gs.c index 2ebf259fccb25..029953c1a9c8a 100644 --- a/drivers/scsi/qla2xxx/qla_gs.c +++ b/drivers/scsi/qla2xxx/qla_gs.c @@ -687,7 +687,6 @@ qla2x00_rsnn_nn(scsi_qla_host_t *ha) return (rval); } - /** * qla2x00_prep_sns_cmd() - Prepare common SNS command request fields for query. * @ha: HA context @@ -1647,3 +1646,189 @@ qla2x00_fdmi_register(scsi_qla_host_t *ha) return rval; } + +/** + * qla2x00_gfpn_id() - SNS Get Fabric Port Name (GFPN_ID) query. + * @ha: HA context + * @list: switch info entries to populate + * + * Returns 0 on success. + */ +int +qla2x00_gfpn_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_QLA24XX(ha) && !IS_QLA54XX(ha)) + return QLA_FUNCTION_FAILED; + + for (i = 0; i < MAX_FIBRE_DEVICES; i++) { + /* Issue GFPN_ID */ + memset(list[i].fabric_port_name, 0, WWN_SIZE); + + /* Prepare common MS IOCB */ + ms_pkt = qla2x00_prep_ms_iocb(ha, GFPN_ID_REQ_SIZE, + GFPN_ID_RSP_SIZE); + + /* Prepare CT request */ + ct_req = qla2x00_prep_ct_req(&ha->ct_sns->p.req, GFPN_ID_CMD, + GFPN_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): GFPN_ID issue IOCB " + "failed (%d).\n", ha->host_no, rval)); + } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, + "GFPN_ID") != QLA_SUCCESS) { + rval = QLA_FUNCTION_FAILED; + } else { + /* Save fabric portname */ + memcpy(list[i].fabric_port_name, + ct_rsp->rsp.gfpn_id.port_name, WWN_SIZE); + } + + /* Last device exit. */ + if (list[i].d_id.b.rsvd_1 != 0) + break; + } + + return (rval); +} + +static inline void * +qla24xx_prep_ms_fm_iocb(scsi_qla_host_t *ha, uint32_t req_size, + uint32_t rsp_size) +{ + struct ct_entry_24xx *ct_pkt; + + ct_pkt = (struct ct_entry_24xx *)ha->ms_iocb; + memset(ct_pkt, 0, sizeof(struct ct_entry_24xx)); + + ct_pkt->entry_type = CT_IOCB_TYPE; + ct_pkt->entry_count = 1; + ct_pkt->nport_handle = cpu_to_le16(ha->mgmt_svr_loop_id); + ct_pkt->timeout = __constant_cpu_to_le16(59); + ct_pkt->cmd_dsd_count = __constant_cpu_to_le16(1); + ct_pkt->rsp_dsd_count = __constant_cpu_to_le16(1); + ct_pkt->rsp_byte_count = cpu_to_le32(rsp_size); + ct_pkt->cmd_byte_count = cpu_to_le32(req_size); + + ct_pkt->dseg_0_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma)); + ct_pkt->dseg_0_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma)); + ct_pkt->dseg_0_len = ct_pkt->cmd_byte_count; + + ct_pkt->dseg_1_address[0] = cpu_to_le32(LSD(ha->ct_sns_dma)); + ct_pkt->dseg_1_address[1] = cpu_to_le32(MSD(ha->ct_sns_dma)); + ct_pkt->dseg_1_len = ct_pkt->rsp_byte_count; + + return ct_pkt; +} + + +static inline struct ct_sns_req * +qla24xx_prep_ct_fm_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 = 0xFA; + ct_req->header.gs_subtype = 0x01; + ct_req->command = cpu_to_be16(cmd); + ct_req->max_rsp_size = cpu_to_be16((rsp_size - 16) / 4); + + return ct_req; +} + +/** + * qla2x00_gpsc() - FCS Get Port Speed Capabilities (GPSC) query. + * @ha: HA context + * @list: switch info entries to populate + * + * Returns 0 on success. + */ +int +qla2x00_gpsc(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_QLA24XX(ha) && !IS_QLA54XX(ha)) + return QLA_FUNCTION_FAILED; + + rval = qla2x00_mgmt_svr_login(ha); + if (rval) + return rval; + + for (i = 0; i < MAX_FIBRE_DEVICES; i++) { + /* Issue GFPN_ID */ + list[i].fp_speeds = list[i].fp_speed = 0; + + /* Prepare common MS IOCB */ + ms_pkt = qla24xx_prep_ms_fm_iocb(ha, GPSC_REQ_SIZE, + GPSC_RSP_SIZE); + + /* Prepare CT request */ + ct_req = qla24xx_prep_ct_fm_req(&ha->ct_sns->p.req, + GPSC_CMD, GPSC_RSP_SIZE); + ct_rsp = &ha->ct_sns->p.rsp; + + /* Prepare CT arguments -- port_name */ + memcpy(ct_req->req.gpsc.port_name, list[i].fabric_port_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): GPSC issue IOCB " + "failed (%d).\n", ha->host_no, rval)); + } else if (qla2x00_chk_ms_status(ha, ms_pkt, ct_rsp, + "GPSC") != QLA_SUCCESS) { + rval = QLA_FUNCTION_FAILED; + } else { + /* Save portname */ + list[i].fp_speeds = ct_rsp->rsp.gpsc.speeds; + list[i].fp_speed = ct_rsp->rsp.gpsc.speed; + + DEBUG2_3(printk("scsi(%ld): GPSC ext entry - " + "fpn %02x%02x%02x%02x%02x%02x%02x%02x speeds=%04x " + "speed=%04x.\n", ha->host_no, + list[i].fabric_port_name[0], + list[i].fabric_port_name[1], + list[i].fabric_port_name[2], + list[i].fabric_port_name[3], + list[i].fabric_port_name[4], + list[i].fabric_port_name[5], + list[i].fabric_port_name[6], + list[i].fabric_port_name[7], + be16_to_cpu(list[i].fp_speeds), + be16_to_cpu(list[i].fp_speed))); + } + + /* Last device exit. */ + if (list[i].d_id.b.rsvd_1 != 0) + break; + } + + return (rval); +} |