diff options
| author | Sawan Chandak <sawan.chandak@qlogic.com> | 2016-01-27 12:03:32 -0500 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2016-02-23 21:27:02 -0500 |
| commit | 969a619966d84ec0d2b8392df83cd2693411e46e (patch) | |
| tree | ccb68d4c16edd0f1ef18712a3e5011c75bf919e3 /drivers/scsi/qla2xxx/qla_mbx.c | |
| parent | 4243c115f47757761b85e1ca7f2cfe71bb9d2c4d (diff) | |
qla2xxx: Add support for buffer to buffer credit value for ISP27XX.
Signed-off-by: Sawan Chandak <sawan.chandak@qlogic.com>
Signed-off-by: Himanshu Madhani <himanshu.madhani@qlogic.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: Hannes Reinecke <hare@suse.de>
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 | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c index 87e6758302f6..4433cfb8f0e6 100644 --- a/drivers/scsi/qla2xxx/qla_mbx.c +++ b/drivers/scsi/qla2xxx/qla_mbx.c @@ -1349,6 +1349,8 @@ qla2x00_get_adapter_id(scsi_qla_host_t *vha, uint16_t *id, uint8_t *al_pa, mcp->in_mb |= MBX_13|MBX_12|MBX_11|MBX_10; if (IS_FWI2_CAPABLE(vha->hw)) mcp->in_mb |= MBX_19|MBX_18|MBX_17|MBX_16; + if (IS_QLA27XX(vha->hw)) + mcp->in_mb |= MBX_15; mcp->tov = MBX_TOV_SECONDS; mcp->flags = 0; rval = qla2x00_mailbox_command(vha, mcp); @@ -1400,6 +1402,9 @@ qla2x00_get_adapter_id(scsi_qla_host_t *vha, uint16_t *id, uint8_t *al_pa, wwn_to_u64(vha->port_name)); } } + + if (IS_QLA27XX(vha->hw)) + vha->bbcr = mcp->mb[15]; } return rval; @@ -3612,6 +3617,9 @@ qla24xx_report_id_acquisition(scsi_qla_host_t *vha, rptid_entry->port_id[2], rptid_entry->port_id[1], rptid_entry->port_id[0]); + /* buffer to buffer credit flag */ + vha->flags.bbcr_enable = (rptid_entry->bbcr & 0xf) != 0; + /* FA-WWN is only for physical port */ if (!vp_idx) { void *wwpn = ha->init_cb->port_name; |