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authorJoe Carnuccio2014-09-25 05:16:47 -0400
committerChristoph Hellwig2014-09-25 14:25:03 +0200
commit7c9c4766896335d2f20928ccc5d8ad2d1e621b9a (patch)
tree9d8cc3afc7f45b107d87a8649fade3a574999206 /drivers/scsi/qla2xxx/qla_mbx.c
parentdf57cabac41fd54e8eb73f9de482f054eb0b98eb (diff)
qla2xxx: Add FA-WWN functionality.
Add support for the FA-WWN (fabric assigned wwn) fabric switch feature. (Fabric Assigned World Wide Port Name) Signed-off-by: Joe Carnuccio <joe.carnuccio@qlogic.com> Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com> Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_mbx.c')
-rw-r--r--drivers/scsi/qla2xxx/qla_mbx.c36
1 files changed, 35 insertions, 1 deletions
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index ca7f4f012511..2de901bf87ab 100644
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -1085,6 +1085,8 @@ qla2x00_get_adapter_id(scsi_qla_host_t *vha, uint16_t *id, uint8_t *al_pa,
mcp->in_mb = MBX_9|MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
if (IS_CNA_CAPABLE(vha->hw))
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;
mcp->tov = MBX_TOV_SECONDS;
mcp->flags = 0;
rval = qla2x00_mailbox_command(vha, mcp);
@@ -1118,6 +1120,22 @@ qla2x00_get_adapter_id(scsi_qla_host_t *vha, uint16_t *id, uint8_t *al_pa,
vha->fcoe_vn_port_mac[1] = mcp->mb[13] >> 8;
vha->fcoe_vn_port_mac[0] = mcp->mb[13] & 0xff;
}
+ /* If FA-WWN supported */
+ if (mcp->mb[7] & BIT_14) {
+ vha->port_name[0] = MSB(mcp->mb[16]);
+ vha->port_name[1] = LSB(mcp->mb[16]);
+ vha->port_name[2] = MSB(mcp->mb[17]);
+ vha->port_name[3] = LSB(mcp->mb[17]);
+ vha->port_name[4] = MSB(mcp->mb[18]);
+ vha->port_name[5] = LSB(mcp->mb[18]);
+ vha->port_name[6] = MSB(mcp->mb[19]);
+ vha->port_name[7] = LSB(mcp->mb[19]);
+ fc_host_port_name(vha->host) =
+ wwn_to_u64(vha->port_name);
+ ql_dbg(ql_dbg_mbx, vha, 0x10ca,
+ "FA-WWN acquired %016llx\n",
+ wwn_to_u64(vha->port_name));
+ }
}
return rval;
@@ -3328,8 +3346,24 @@ qla24xx_report_id_acquisition(scsi_qla_host_t *vha,
rptid_entry->port_id[2], rptid_entry->port_id[1],
rptid_entry->port_id[0]);
+ /* FA-WWN is only for physical port */
+ if (!vp_idx) {
+ void *wwpn = ha->init_cb->port_name;
+
+ if (!MSB(stat)) {
+ if (rptid_entry->vp_idx_map[1] & BIT_6)
+ wwpn = rptid_entry->reserved_4 + 8;
+ }
+ memcpy(vha->port_name, wwpn, WWN_SIZE);
+ fc_host_port_name(vha->host) =
+ wwn_to_u64(vha->port_name);
+ ql_dbg(ql_dbg_mbx, vha, 0x1018,
+ "FA-WWN portname %016llx (%x)\n",
+ fc_host_port_name(vha->host), MSB(stat));
+ }
+
vp = vha;
- if (vp_idx == 0 && (MSB(stat) != 1))
+ if (vp_idx == 0)
goto reg_needed;
if (MSB(stat) != 0 && MSB(stat) != 2) {