diff options
| author | Sawan Chandak <sawan.chandak@cavium.com> | 2017-08-24 01:05:16 +0300 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2017-08-25 05:29:29 +0300 |
| commit | 92d4408e34667f521cda7192fc8dda3da25d45bc (patch) | |
| tree | b81aed707f5f27d2f7ee963ad20a628e3cbe1a88 /drivers/scsi/qla2xxx/qla_mbx.c | |
| parent | 343f7def32b2abb9c07a15577b7917898496e156 (diff) | |
| download | linux-92d4408e34667f521cda7192fc8dda3da25d45bc.tar.xz | |
scsi: qla2xxx: Add support for minimum link speed
Signed-off-by: Sawan Chandak <sawan.chandak@cavium.com>
Signed-off-by: Joe Carnuccio <joe.carnuccio@cavium.com>
Signed-off-by: Himanshu Madhani <himanshu.madhani@cavium.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_mbx.c')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_mbx.c | 46 |
1 files changed, 43 insertions, 3 deletions
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c index da992b761402..32bbbd50567d 100644 --- a/drivers/scsi/qla2xxx/qla_mbx.c +++ b/drivers/scsi/qla2xxx/qla_mbx.c @@ -628,6 +628,19 @@ qla2x00_execute_fw(scsi_qla_host_t *vha, uint32_t risc_addr) if (ql2xnvmeenable && IS_QLA27XX(ha)) mcp->mb[4] |= NVME_ENABLE_FLAG; + if (IS_QLA83XX(ha) || IS_QLA27XX(ha)) { + struct nvram_81xx *nv = ha->nvram; + /* set minimum speed if specified in nvram */ + if (nv->min_link_speed >= 2 && + nv->min_link_speed <= 5) { + mcp->mb[4] |= BIT_4; + mcp->mb[11] = nv->min_link_speed; + mcp->out_mb |= MBX_11; + mcp->in_mb |= BIT_5; + vha->min_link_speed_feat = nv->min_link_speed; + } + } + if (ha->flags.exlogins_enabled) mcp->mb[4] |= ENABLE_EXTENDED_LOGIN; @@ -654,8 +667,26 @@ qla2x00_execute_fw(scsi_qla_host_t *vha, uint32_t risc_addr) "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]); } else { if (IS_FWI2_CAPABLE(ha)) { + ql_dbg(ql_dbg_mbx, vha, 0x1027, + "exchanges=%x.\n", mcp->mb[1]); + if (IS_QLA27XX(ha)) { + ha->max_speed_sup = mcp->mb[2] & 1; + ql_dbg(ql_dbg_mbx, vha, 0x119b, + "Maximum speed supported=%s.\n", + ha->max_speed_sup ? "32Gps" : "16Gps"); + if (vha->min_link_speed_feat) { + ha->min_link_speed = mcp->mb[5]; + ql_dbg(ql_dbg_mbx, vha, 0x119c, + "Minimum speed set=%s.\n", + mcp->mb[5] == 5 ? "32Gps" : + mcp->mb[5] == 4 ? "16Gps" : + mcp->mb[5] == 3 ? "8Gps" : + mcp->mb[5] == 2 ? "4Gps" : + "unknown"); + } + } ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1027, - "Done exchanges=%x.\n", mcp->mb[1]); + "Done.\n"); } else { ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1028, "Done %s.\n", __func__); @@ -1687,7 +1718,11 @@ qla2x00_init_firmware(scsi_qla_host_t *vha, uint16_t size) "Failed=%x mb[0]=%x, mb[1]=%x, mb[2]=%x, mb[3]=%x,.\n", rval, mcp->mb[0], mcp->mb[1], mcp->mb[2], mcp->mb[3]); } else { - /*EMPTY*/ + if (IS_QLA27XX(ha)) { + if (mcp->mb[2] == 6 || mcp->mb[3] == 2) + ql_dbg(ql_dbg_mbx, vha, 0x119d, + "Invalid SFP/Validation Failed\n"); + } ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x104e, "Done %s.\n", __func__); } @@ -1892,6 +1927,7 @@ qla2x00_get_firmware_state(scsi_qla_host_t *vha, uint16_t *states) int rval; mbx_cmd_t mc; mbx_cmd_t *mcp = &mc; + struct qla_hw_data *ha = vha->hw; ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1054, "Entered %s.\n", __func__); @@ -1920,7 +1956,11 @@ qla2x00_get_firmware_state(scsi_qla_host_t *vha, uint16_t *states) /*EMPTY*/ ql_dbg(ql_dbg_mbx, vha, 0x1055, "Failed=%x.\n", rval); } else { - /*EMPTY*/ + if (IS_QLA27XX(ha)) { + if (mcp->mb[2] == 6 || mcp->mb[3] == 2) + ql_dbg(ql_dbg_mbx, vha, 0x119e, + "Invalid SFP/Validation Failed\n"); + } ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1056, "Done %s.\n", __func__); } |