diff options
Diffstat (limited to 'drivers/scsi/libsas/sas_expander.c')
-rw-r--r-- | drivers/scsi/libsas/sas_expander.c | 44 |
1 files changed, 26 insertions, 18 deletions
diff --git a/drivers/scsi/libsas/sas_expander.c b/drivers/scsi/libsas/sas_expander.c index 5ce251830104..a04cad620e93 100644 --- a/drivers/scsi/libsas/sas_expander.c +++ b/drivers/scsi/libsas/sas_expander.c @@ -738,9 +738,7 @@ static void sas_ex_get_linkrate(struct domain_device *parent, phy->phy_state == PHY_NOT_PRESENT) continue; - if (SAS_ADDR(phy->attached_sas_addr) == - SAS_ADDR(child->sas_addr)) { - + if (sas_phy_match_dev_addr(child, phy)) { child->min_linkrate = min(parent->min_linkrate, phy->linkrate); child->max_linkrate = max(parent->max_linkrate, @@ -1007,13 +1005,11 @@ static int sas_ex_discover_dev(struct domain_device *dev, int phy_id) } /* Parent and domain coherency */ - if (!dev->parent && (SAS_ADDR(ex_phy->attached_sas_addr) == - SAS_ADDR(dev->port->sas_addr))) { + if (!dev->parent && sas_phy_match_port_addr(dev->port, ex_phy)) { sas_add_parent_port(dev, phy_id); return 0; } - if (dev->parent && (SAS_ADDR(ex_phy->attached_sas_addr) == - SAS_ADDR(dev->parent->sas_addr))) { + if (dev->parent && sas_phy_match_dev_addr(dev->parent, ex_phy)) { sas_add_parent_port(dev, phy_id); if (ex_phy->routing_attr == TABLE_ROUTING) sas_configure_phy(dev, phy_id, dev->port->sas_addr, 1); @@ -1312,7 +1308,7 @@ static int sas_check_parent_topology(struct domain_device *child) parent_phy->phy_state == PHY_NOT_PRESENT) continue; - if (SAS_ADDR(parent_phy->attached_sas_addr) != SAS_ADDR(child->sas_addr)) + if (!sas_phy_match_dev_addr(child, parent_phy)) continue; child_phy = &child_ex->ex_phy[parent_phy->attached_phy_id]; @@ -1522,8 +1518,7 @@ static int sas_configure_parent(struct domain_device *parent, struct ex_phy *phy = &ex_parent->ex_phy[i]; if ((phy->routing_attr == TABLE_ROUTING) && - (SAS_ADDR(phy->attached_sas_addr) == - SAS_ADDR(child->sas_addr))) { + sas_phy_match_dev_addr(child, phy)) { res = sas_configure_phy(parent, i, sas_addr, include); if (res) return res; @@ -1693,8 +1688,8 @@ static int sas_get_phy_change_count(struct domain_device *dev, return res; } -static int sas_get_phy_attached_dev(struct domain_device *dev, int phy_id, - u8 *sas_addr, enum sas_device_type *type) +int sas_get_phy_attached_dev(struct domain_device *dev, int phy_id, + u8 *sas_addr, enum sas_device_type *type) { int res; struct smp_disc_resp *disc_resp; @@ -1858,8 +1853,7 @@ static void sas_unregister_devs_sas_addr(struct domain_device *parent, if (last) { list_for_each_entry_safe(child, n, &ex_dev->children, siblings) { - if (SAS_ADDR(child->sas_addr) == - SAS_ADDR(phy->attached_sas_addr)) { + if (sas_phy_match_dev_addr(child, phy)) { set_bit(SAS_DEV_GONE, &child->state); if (dev_is_expander(child->dev_type)) sas_unregister_ex_tree(parent->port, child); @@ -1941,8 +1935,7 @@ static int sas_discover_new(struct domain_device *dev, int phy_id) if (res) return res; list_for_each_entry(child, &dev->ex_dev.children, siblings) { - if (SAS_ADDR(child->sas_addr) == - SAS_ADDR(ex_phy->attached_sas_addr)) { + if (sas_phy_match_dev_addr(child, ex_phy)) { if (dev_is_expander(child->dev_type)) res = sas_discover_bfs_by_root(child); break; @@ -2064,8 +2057,7 @@ static int sas_rediscover(struct domain_device *dev, const int phy_id) if (i == phy_id) continue; - if (SAS_ADDR(phy->attached_sas_addr) == - SAS_ADDR(changed_phy->attached_sas_addr)) { + if (sas_phy_addr_match(phy, changed_phy)) { last = false; break; } @@ -2107,6 +2099,22 @@ int sas_ex_revalidate_domain(struct domain_device *port_dev) return res; } +int sas_find_attached_phy_id(struct expander_device *ex_dev, + struct domain_device *dev) +{ + struct ex_phy *phy; + int phy_id; + + for (phy_id = 0; phy_id < ex_dev->num_phys; phy_id++) { + phy = &ex_dev->ex_phy[phy_id]; + if (sas_phy_match_dev_addr(dev, phy)) + return phy_id; + } + + return -ENODEV; +} +EXPORT_SYMBOL_GPL(sas_find_attached_phy_id); + void sas_smp_handler(struct bsg_job *job, struct Scsi_Host *shost, struct sas_rphy *rphy) { |