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authorJames Bottomley <James.Bottomley@steeleye.com>2006-07-12 09:51:04 -0400
committerJames Bottomley <jejb@mulgrave.il.steeleye.com>2006-07-28 14:48:54 -0400
commit0c269e6d3c615403a6e0acbe6e88f1c0da9c2396 (patch)
treee23fa9700542b879dcc39d90ac3004b71e71c064 /drivers/message/fusion
parentf4c8aa1107969c26b1984eb2996a58f816dea71f (diff)
[SCSI] mptsas: add parent port backlink
This takes advantage of the sas class backlink function to show which port on an expander is used to communicate with the parent. Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers/message/fusion')
-rw-r--r--drivers/message/fusion/mptsas.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/message/fusion/mptsas.c b/drivers/message/fusion/mptsas.c
index f66f2203143a..dfdd1e445768 100644
--- a/drivers/message/fusion/mptsas.c
+++ b/drivers/message/fusion/mptsas.c
@@ -1642,14 +1642,18 @@ static int mptsas_probe_one_phy(struct device *dev,
1642 1642
1643 for (i = 0; i < port_info->num_phys; i++) 1643 for (i = 0; i < port_info->num_phys; i++)
1644 if (port_info->phy_info[i].identify.sas_address == 1644 if (port_info->phy_info[i].identify.sas_address ==
1645 identify.sas_address) 1645 identify.sas_address) {
1646 sas_port_mark_backlink(port);
1646 goto out; 1647 goto out;
1648 }
1647 1649
1648 } else if (scsi_is_sas_rphy(parent)) { 1650 } else if (scsi_is_sas_rphy(parent)) {
1649 struct sas_rphy *parent_rphy = dev_to_rphy(parent); 1651 struct sas_rphy *parent_rphy = dev_to_rphy(parent);
1650 if (identify.sas_address == 1652 if (identify.sas_address ==
1651 parent_rphy->identify.sas_address) 1653 parent_rphy->identify.sas_address) {
1654 sas_port_mark_backlink(port);
1652 goto out; 1655 goto out;
1656 }
1653 } 1657 }
1654 1658
1655 switch (identify.device_type) { 1659 switch (identify.device_type) {