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qla2xxx: Add FA-WWN functionality.

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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>
This commit is contained in:
Joe Carnuccio 2014-09-25 05:16:47 -04:00 committed by Christoph Hellwig
parent df57cabac4
commit 7c9c476689
3 changed files with 38 additions and 7 deletions
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7
drivers/scsi/qla2xxx/qla_dbg.c
View File

@ -15,11 +15,8 @@
* | | | 0x0144,0x0146 |
* | | | 0x015b-0x0160 |
* | | | 0x016e-0x0170 |
* | Mailbox commands | 0x118d | 0x1018-0x1019 |
* | | | 0x10ca |
* | | | 0x1115-0x1116 |
* | | | 0x111a-0x111b |
* | | | 0x1155-0x1158 |
* | Mailbox commands | 0x118d | 0x1115-0x1116 |
* | | | 0x111a-0x111b |
* | Device Discovery | 0x2016 | 0x2020-0x2022, |
* | | | 0x2011-0x2012, |
* | | | 0x2099-0x20a4 |

2
drivers/scsi/qla2xxx/qla_fw.h
View File

@ -317,7 +317,7 @@ struct init_cb_24xx {
* BIT 3 = Reserved
* BIT 4 = Enable Target Mode
* BIT 5 = Disable Initiator Mode
* BIT 6 = Reserved
* BIT 6 = Acquire FA-WWN
* BIT 7 = Reserved
*
* BIT 8 = Reserved

36
drivers/scsi/qla2xxx/qla_mbx.c
View File

@ -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) {