diff options
| -rw-r--r-- | drivers/thunderbolt/icm.c | 35 |
1 files changed, 26 insertions, 9 deletions
diff --git a/drivers/thunderbolt/icm.c b/drivers/thunderbolt/icm.c index 500911f16498..ad4eeaa59b16 100644 --- a/drivers/thunderbolt/icm.c +++ b/drivers/thunderbolt/icm.c @@ -534,20 +534,13 @@ icm_fr_device_connected(struct tb *tb, const struct icm_pkg_header *hdr) return; } - ret = icm->get_route(tb, link, depth, &route); - if (ret) { - tb_err(tb, "failed to find route string for switch at %u.%u\n", - link, depth); - return; - } - sw = tb_switch_find_by_uuid(tb, &pkg->ep_uuid); if (sw) { u8 phy_port, sw_phy_port; parent_sw = tb_to_switch(sw->dev.parent); - sw_phy_port = phy_port_from_route(tb_route(sw), sw->depth); - phy_port = phy_port_from_route(route, depth); + sw_phy_port = tb_phy_port_from_link(sw->link); + phy_port = tb_phy_port_from_link(link); /* * On resume ICM will send us connected events for the @@ -559,6 +552,22 @@ icm_fr_device_connected(struct tb *tb, const struct icm_pkg_header *hdr) */ if (sw->depth == depth && sw_phy_port == phy_port && !!sw->authorized == authorized) { + /* + * It was enumerated through another link so update + * route string accordingly. + */ + if (sw->link != link) { + ret = icm->get_route(tb, link, depth, &route); + if (ret) { + tb_err(tb, "failed to update route string for switch at %u.%u\n", + link, depth); + tb_switch_put(sw); + return; + } + } else { + route = tb_route(sw); + } + update_switch(parent_sw, sw, route, pkg->connection_id, pkg->connection_key, link, depth, boot); tb_switch_put(sw); @@ -607,6 +616,14 @@ icm_fr_device_connected(struct tb *tb, const struct icm_pkg_header *hdr) return; } + ret = icm->get_route(tb, link, depth, &route); + if (ret) { + tb_err(tb, "failed to find route string for switch at %u.%u\n", + link, depth); + tb_switch_put(parent_sw); + return; + } + add_switch(parent_sw, route, &pkg->ep_uuid, pkg->connection_id, pkg->connection_key, link, depth, security_level, authorized, boot); |