diff options
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_init.c')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_init.c | 143 |
1 files changed, 143 insertions, 0 deletions
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c index 8f84cedab853..b380a7c97d5b 100644 --- a/drivers/scsi/qla2xxx/qla_init.c +++ b/drivers/scsi/qla2xxx/qla_init.c @@ -2823,6 +2823,147 @@ qla2x00_alloc_outstanding_cmds(struct qla_hw_data *ha, struct req_que *req) return QLA_SUCCESS; } +#define PRINT_FIELD(_field, _flag, _str) { \ + if (a0->_field & _flag) {\ + if (p) {\ + strcat(ptr, "|");\ + ptr++;\ + leftover--;\ + } \ + len = snprintf(ptr, leftover, "%s", _str); \ + p = 1;\ + leftover -= len;\ + ptr += len; \ + } \ +} + +static void qla2xxx_print_sfp_info(struct scsi_qla_host *vha) +{ +#define STR_LEN 64 + struct sff_8247_a0 *a0 = (struct sff_8247_a0 *)vha->hw->sfp_data; + u8 str[STR_LEN], *ptr, p; + int leftover, len; + + memset(str, 0, STR_LEN); + snprintf(str, SFF_VEN_NAME_LEN+1, a0->vendor_name); + ql_dbg(ql_dbg_init, vha, 0x015a, + "SFP MFG Name: %s\n", str); + + memset(str, 0, STR_LEN); + snprintf(str, SFF_PART_NAME_LEN+1, a0->vendor_pn); + ql_dbg(ql_dbg_init, vha, 0x015c, + "SFP Part Name: %s\n", str); + + /* media */ + memset(str, 0, STR_LEN); + ptr = str; + leftover = STR_LEN; + p = len = 0; + PRINT_FIELD(fc_med_cc9, FC_MED_TW, "Twin AX"); + PRINT_FIELD(fc_med_cc9, FC_MED_TP, "Twisted Pair"); + PRINT_FIELD(fc_med_cc9, FC_MED_MI, "Min Coax"); + PRINT_FIELD(fc_med_cc9, FC_MED_TV, "Video Coax"); + PRINT_FIELD(fc_med_cc9, FC_MED_M6, "MultiMode 62.5um"); + PRINT_FIELD(fc_med_cc9, FC_MED_M5, "MultiMode 50um"); + PRINT_FIELD(fc_med_cc9, FC_MED_SM, "SingleMode"); + ql_dbg(ql_dbg_init, vha, 0x0160, + "SFP Media: %s\n", str); + + /* link length */ + memset(str, 0, STR_LEN); + ptr = str; + leftover = STR_LEN; + p = len = 0; + PRINT_FIELD(fc_ll_cc7, FC_LL_VL, "Very Long"); + PRINT_FIELD(fc_ll_cc7, FC_LL_S, "Short"); + PRINT_FIELD(fc_ll_cc7, FC_LL_I, "Intermediate"); + PRINT_FIELD(fc_ll_cc7, FC_LL_L, "Long"); + PRINT_FIELD(fc_ll_cc7, FC_LL_M, "Medium"); + ql_dbg(ql_dbg_init, vha, 0x0196, + "SFP Link Length: %s\n", str); + + memset(str, 0, STR_LEN); + ptr = str; + leftover = STR_LEN; + p = len = 0; + PRINT_FIELD(fc_ll_cc7, FC_LL_SA, "Short Wave (SA)"); + PRINT_FIELD(fc_ll_cc7, FC_LL_LC, "Long Wave(LC)"); + PRINT_FIELD(fc_tec_cc8, FC_TEC_SN, "Short Wave (SN)"); + PRINT_FIELD(fc_tec_cc8, FC_TEC_SL, "Short Wave (SL)"); + PRINT_FIELD(fc_tec_cc8, FC_TEC_LL, "Long Wave (LL)"); + ql_dbg(ql_dbg_init, vha, 0x016e, + "SFP FC Link Tech: %s\n", str); + + if (a0->length_km) + ql_dbg(ql_dbg_init, vha, 0x016f, + "SFP Distant: %d km\n", a0->length_km); + if (a0->length_100m) + ql_dbg(ql_dbg_init, vha, 0x0170, + "SFP Distant: %d m\n", a0->length_100m*100); + if (a0->length_50um_10m) + ql_dbg(ql_dbg_init, vha, 0x0189, + "SFP Distant (WL=50um): %d m\n", a0->length_50um_10m * 10); + if (a0->length_62um_10m) + ql_dbg(ql_dbg_init, vha, 0x018a, + "SFP Distant (WL=62.5um): %d m\n", a0->length_62um_10m * 10); + if (a0->length_om4_10m) + ql_dbg(ql_dbg_init, vha, 0x0194, + "SFP Distant (OM4): %d m\n", a0->length_om4_10m * 10); + if (a0->length_om3_10m) + ql_dbg(ql_dbg_init, vha, 0x0195, + "SFP Distant (OM3): %d m\n", a0->length_om3_10m * 10); +} + + +/* + * Return Code: + * QLA_SUCCESS: no action + * QLA_INTERFACE_ERROR: SFP is not there. + * QLA_FUNCTION_FAILED: detected New SFP + */ +int +qla24xx_detect_sfp(scsi_qla_host_t *vha) +{ + int rc = QLA_SUCCESS; + struct sff_8247_a0 *a; + struct qla_hw_data *ha = vha->hw; + + if (!AUTO_DETECT_SFP_SUPPORT(vha)) + goto out; + + rc = qla2x00_read_sfp_dev(vha, NULL, 0); + if (rc) + goto out; + + a = (struct sff_8247_a0 *)vha->hw->sfp_data; + qla2xxx_print_sfp_info(vha); + + if (a->fc_ll_cc7 & FC_LL_VL || a->fc_ll_cc7 & FC_LL_L) { + /* long range */ + ha->flags.detected_lr_sfp = 1; + + if (a->length_km > 5 || a->length_100m > 50) + ha->long_range_distance = LR_DISTANCE_10K; + else + ha->long_range_distance = LR_DISTANCE_5K; + + if (ha->flags.detected_lr_sfp != ha->flags.using_lr_setting) + ql_dbg(ql_dbg_async, vha, 0x507b, + "Detected Long Range SFP.\n"); + } else { + /* short range */ + ha->flags.detected_lr_sfp = 0; + if (ha->flags.using_lr_setting) + ql_dbg(ql_dbg_async, vha, 0x5084, + "Detected Short Range SFP.\n"); + } + + if (!vha->flags.init_done) + rc = QLA_SUCCESS; +out: + return rc; +} + /** * qla2x00_setup_chip() - Load and start RISC firmware. * @ha: HA context @@ -2879,6 +3020,8 @@ qla2x00_setup_chip(scsi_qla_host_t *vha) rval = qla2x00_execute_fw(vha, srisc_address); /* Retrieve firmware information. */ if (rval == QLA_SUCCESS) { + qla24xx_detect_sfp(vha); + rval = qla2x00_set_exlogins_buffer(vha); if (rval != QLA_SUCCESS) goto failed; |