Lines Matching refs:sw
111 if (tunnel->src_port->sw == in->sw && in tb_attach_bandwidth_group()
112 tunnel->dst_port->sw == out->sw) { in tb_attach_bandwidth_group()
181 static void tb_add_dp_resources(struct tb_switch *sw) in tb_add_dp_resources() argument
183 struct tb_cm *tcm = tb_priv(sw->tb); in tb_add_dp_resources()
186 tb_switch_for_each_port(sw, port) { in tb_add_dp_resources()
190 if (!tb_switch_query_dp_resource(sw, port)) in tb_add_dp_resources()
198 static void tb_remove_dp_resources(struct tb_switch *sw) in tb_remove_dp_resources() argument
200 struct tb_cm *tcm = tb_priv(sw->tb); in tb_remove_dp_resources()
204 tb_switch_for_each_port(sw, port) { in tb_remove_dp_resources()
206 tb_remove_dp_resources(port->remote->sw); in tb_remove_dp_resources()
210 if (port->sw == sw) { in tb_remove_dp_resources()
244 static int tb_enable_clx(struct tb_switch *sw) in tb_enable_clx() argument
246 struct tb_cm *tcm = tb_priv(sw->tb); in tb_enable_clx()
258 while (sw && sw->config.depth > 1) in tb_enable_clx()
259 sw = tb_switch_parent(sw); in tb_enable_clx()
261 if (!sw) in tb_enable_clx()
264 if (sw->config.depth != 1) in tb_enable_clx()
273 if (tb_tunnel_port_on_path(tunnel, tb_upstream_port(sw))) in tb_enable_clx()
282 ret = tb_switch_clx_enable(sw, clx | TB_CL2); in tb_enable_clx()
284 ret = tb_switch_clx_enable(sw, clx); in tb_enable_clx()
289 static void tb_disable_clx(struct tb_switch *sw) in tb_disable_clx() argument
292 if (tb_switch_clx_disable(sw) < 0) in tb_disable_clx()
293 tb_sw_warn(sw, "failed to disable CL states\n"); in tb_disable_clx()
294 sw = tb_switch_parent(sw); in tb_disable_clx()
295 } while (sw); in tb_disable_clx()
300 struct tb_switch *sw; in tb_increase_switch_tmu_accuracy() local
302 sw = tb_to_switch(dev); in tb_increase_switch_tmu_accuracy()
303 if (!sw) in tb_increase_switch_tmu_accuracy()
306 if (tb_switch_tmu_is_configured(sw, TB_SWITCH_TMU_MODE_LOWRES)) { in tb_increase_switch_tmu_accuracy()
310 if (tb_switch_clx_is_enabled(sw, TB_CL1)) in tb_increase_switch_tmu_accuracy()
315 ret = tb_switch_tmu_configure(sw, mode); in tb_increase_switch_tmu_accuracy()
319 return tb_switch_tmu_enable(sw); in tb_increase_switch_tmu_accuracy()
327 struct tb_switch *sw; in tb_increase_tmu_accuracy() local
341 sw = tunnel->tb->root_switch; in tb_increase_tmu_accuracy()
342 device_for_each_child(&sw->dev, NULL, tb_increase_switch_tmu_accuracy); in tb_increase_tmu_accuracy()
345 static int tb_enable_tmu(struct tb_switch *sw) in tb_enable_tmu() argument
356 ret = tb_switch_tmu_configure(sw, in tb_enable_tmu()
359 if (tb_switch_clx_is_enabled(sw, TB_CL1)) in tb_enable_tmu()
360 ret = tb_switch_tmu_configure(sw, in tb_enable_tmu()
363 ret = tb_switch_tmu_configure(sw, in tb_enable_tmu()
370 if (tb_switch_tmu_is_enabled(sw)) in tb_enable_tmu()
373 ret = tb_switch_tmu_disable(sw); in tb_enable_tmu()
377 ret = tb_switch_tmu_post_time(sw); in tb_enable_tmu()
381 return tb_switch_tmu_enable(sw); in tb_enable_tmu()
384 static void tb_switch_discover_tunnels(struct tb_switch *sw, in tb_switch_discover_tunnels() argument
388 struct tb *tb = sw->tb; in tb_switch_discover_tunnels()
391 tb_switch_for_each_port(sw, port) { in tb_switch_discover_tunnels()
416 tb_switch_for_each_port(sw, port) { in tb_switch_discover_tunnels()
418 tb_switch_discover_tunnels(port->remote->sw, list, in tb_switch_discover_tunnels()
433 struct tb_switch *parent = tunnel->dst_port->sw; in tb_discover_tunnels()
435 while (parent != tunnel->src_port->sw) { in tb_discover_tunnels()
444 pm_runtime_get_sync(&in->sw->dev); in tb_discover_tunnels()
445 pm_runtime_get_sync(&out->sw->dev); in tb_discover_tunnels()
454 if (tb_switch_is_usb4(port->sw)) in tb_port_configure_xdomain()
461 if (tb_switch_is_usb4(port->sw)) in tb_port_unconfigure_xdomain()
471 struct tb_switch *sw = port->sw; in tb_scan_xdomain() local
472 struct tb *tb = sw->tb; in tb_scan_xdomain()
486 xd = tb_xdomain_alloc(tb, &sw->dev, route, tb->root_switch->uuid, in tb_scan_xdomain()
489 tb_port_at(route, sw)->xdomain = xd; in tb_scan_xdomain()
500 static struct tb_port *tb_find_unused_port(struct tb_switch *sw, in tb_find_unused_port() argument
505 tb_switch_for_each_port(sw, port) { in tb_find_unused_port()
519 static struct tb_port *tb_find_usb3_down(struct tb_switch *sw, in tb_find_usb3_down() argument
524 down = usb4_switch_map_usb3_down(sw, port); in tb_find_usb3_down()
553 struct tb_switch *sw; in tb_find_first_usb3_tunnel() local
556 if (dst_port->sw->config.depth > src_port->sw->config.depth) in tb_find_first_usb3_tunnel()
557 sw = dst_port->sw; in tb_find_first_usb3_tunnel()
559 sw = src_port->sw; in tb_find_first_usb3_tunnel()
562 if (sw == tb->root_switch) in tb_find_first_usb3_tunnel()
566 port = tb_port_at(tb_route(sw), tb->root_switch); in tb_find_first_usb3_tunnel()
584 tb_route(src_port->sw), src_port->port, tb_route(dst_port->sw), in tb_available_bandwidth()
610 link_speed = port->sw->link_speed; in tb_available_bandwidth()
616 if (port->sw->link_width == TB_LINK_WIDTH_ASYM_TX) { in tb_available_bandwidth()
619 } else if (port->sw->link_width == TB_LINK_WIDTH_ASYM_RX) { in tb_available_bandwidth()
623 up_bw = link_speed * port->sw->link_width * 1000; in tb_available_bandwidth()
751 static int tb_tunnel_usb3(struct tb *tb, struct tb_switch *sw) in tb_tunnel_usb3() argument
753 struct tb_switch *parent = tb_switch_parent(sw); in tb_tunnel_usb3()
764 up = tb_switch_find_port(sw, TB_TYPE_USB3_UP); in tb_tunnel_usb3()
768 if (!sw->link_usb4) in tb_tunnel_usb3()
775 port = tb_switch_downstream_port(sw); in tb_tunnel_usb3()
834 static int tb_create_usb3_tunnels(struct tb_switch *sw) in tb_create_usb3_tunnels() argument
842 if (tb_route(sw)) { in tb_create_usb3_tunnels()
843 ret = tb_tunnel_usb3(sw->tb, sw); in tb_create_usb3_tunnels()
848 tb_switch_for_each_port(sw, port) { in tb_create_usb3_tunnels()
851 ret = tb_create_usb3_tunnels(port->remote->sw); in tb_create_usb3_tunnels()
864 static void tb_scan_switch(struct tb_switch *sw) in tb_scan_switch() argument
868 pm_runtime_get_sync(&sw->dev); in tb_scan_switch()
870 tb_switch_for_each_port(sw, port) in tb_scan_switch()
873 pm_runtime_mark_last_busy(&sw->dev); in tb_scan_switch()
874 pm_runtime_put_autosuspend(&sw->dev); in tb_scan_switch()
882 struct tb_cm *tcm = tb_priv(port->sw->tb); in tb_scan_port()
885 struct tb_switch *sw; in tb_scan_port() local
893 tb_queue_hotplug(port->sw->tb, tb_route(port->sw), port->port, in tb_scan_port()
918 sw = tb_switch_alloc(port->sw->tb, &port->sw->dev, in tb_scan_port()
920 if (IS_ERR(sw)) { in tb_scan_port()
926 if (PTR_ERR(sw) == -EIO || PTR_ERR(sw) == -EADDRNOTAVAIL) in tb_scan_port()
931 if (tb_switch_configure(sw)) { in tb_scan_port()
932 tb_switch_put(sw); in tb_scan_port()
952 dev_set_uevent_suppress(&sw->dev, true); in tb_scan_port()
960 sw->rpm = sw->generation > 1; in tb_scan_port()
962 if (tb_switch_add(sw)) { in tb_scan_port()
963 tb_switch_put(sw); in tb_scan_port()
968 upstream_port = tb_upstream_port(sw); in tb_scan_port()
977 tb_switch_lane_bonding_enable(sw); in tb_scan_port()
979 tb_switch_configure_link(sw); in tb_scan_port()
985 tb_sw_dbg(sw, "discovery, not touching CL states\n"); in tb_scan_port()
986 else if (tb_enable_clx(sw)) in tb_scan_port()
987 tb_sw_warn(sw, "failed to enable CL states\n"); in tb_scan_port()
989 if (tb_enable_tmu(sw)) in tb_scan_port()
990 tb_sw_warn(sw, "failed to enable TMU\n"); in tb_scan_port()
996 tb_switch_configuration_valid(sw); in tb_scan_port()
1007 if (tcm->hotplug_active && tb_tunnel_usb3(sw->tb, sw)) in tb_scan_port()
1008 tb_sw_warn(sw, "USB3 tunnel creation failed\n"); in tb_scan_port()
1010 tb_add_dp_resources(sw); in tb_scan_port()
1011 tb_scan_switch(sw); in tb_scan_port()
1042 tb_switch_dealloc_dp_resource(src_port->sw, src_port); in tb_deactivate_and_free_tunnel()
1044 pm_runtime_mark_last_busy(&dst_port->sw->dev); in tb_deactivate_and_free_tunnel()
1045 pm_runtime_put_autosuspend(&dst_port->sw->dev); in tb_deactivate_and_free_tunnel()
1046 pm_runtime_mark_last_busy(&src_port->sw->dev); in tb_deactivate_and_free_tunnel()
1047 pm_runtime_put_autosuspend(&src_port->sw->dev); in tb_deactivate_and_free_tunnel()
1083 static void tb_free_unplugged_children(struct tb_switch *sw) in tb_free_unplugged_children() argument
1087 tb_switch_for_each_port(sw, port) { in tb_free_unplugged_children()
1091 if (port->remote->sw->is_unplugged) { in tb_free_unplugged_children()
1093 tb_remove_dp_resources(port->remote->sw); in tb_free_unplugged_children()
1094 tb_switch_unconfigure_link(port->remote->sw); in tb_free_unplugged_children()
1095 tb_switch_lane_bonding_disable(port->remote->sw); in tb_free_unplugged_children()
1096 tb_switch_remove(port->remote->sw); in tb_free_unplugged_children()
1101 tb_free_unplugged_children(port->remote->sw); in tb_free_unplugged_children()
1106 static struct tb_port *tb_find_pcie_down(struct tb_switch *sw, in tb_find_pcie_down() argument
1115 if (tb_switch_is_usb4(sw)) { in tb_find_pcie_down()
1116 down = usb4_switch_map_pcie_down(sw, port); in tb_find_pcie_down()
1117 } else if (!tb_route(sw)) { in tb_find_pcie_down()
1125 if (tb_switch_is_cactus_ridge(sw) || in tb_find_pcie_down()
1126 tb_switch_is_alpine_ridge(sw)) in tb_find_pcie_down()
1128 else if (tb_switch_is_falcon_ridge(sw)) in tb_find_pcie_down()
1130 else if (tb_switch_is_titan_ridge(sw)) in tb_find_pcie_down()
1136 if (WARN_ON(index > sw->config.max_port_number)) in tb_find_pcie_down()
1139 down = &sw->ports[index]; in tb_find_pcie_down()
1152 return tb_find_unused_port(sw, TB_TYPE_PCIE_DOWN); in tb_find_pcie_down()
1215 if (in->sw->config.depth < out->sw->config.depth) in tb_recalc_estimated_bandwidth_for_group()
1253 host_port = tb_route(in->sw) ? in tb_find_dp_out()
1254 tb_port_at(tb_route(in->sw), tb->root_switch) : NULL; in tb_find_dp_out()
1271 if (host_port && tb_route(port->sw)) { in tb_find_dp_out()
1274 p = tb_port_at(tb_route(port->sw), tb->root_switch); in tb_find_dp_out()
1354 pm_runtime_get_sync(&in->sw->dev); in tb_tunnel_dp()
1355 pm_runtime_get_sync(&out->sw->dev); in tb_tunnel_dp()
1357 if (tb_switch_alloc_dp_resource(in->sw, in)) { in tb_tunnel_dp()
1411 tb_switch_dealloc_dp_resource(in->sw, in); in tb_tunnel_dp()
1413 pm_runtime_mark_last_busy(&out->sw->dev); in tb_tunnel_dp()
1414 pm_runtime_put_autosuspend(&out->sw->dev); in tb_tunnel_dp()
1415 pm_runtime_mark_last_busy(&in->sw->dev); in tb_tunnel_dp()
1416 pm_runtime_put_autosuspend(&in->sw->dev); in tb_tunnel_dp()
1490 static int tb_disconnect_pci(struct tb *tb, struct tb_switch *sw) in tb_disconnect_pci() argument
1495 up = tb_switch_find_port(sw, TB_TYPE_PCIE_UP); in tb_disconnect_pci()
1503 tb_switch_xhci_disconnect(sw); in tb_disconnect_pci()
1511 static int tb_tunnel_pci(struct tb *tb, struct tb_switch *sw) in tb_tunnel_pci() argument
1517 up = tb_switch_find_port(sw, TB_TYPE_PCIE_UP); in tb_tunnel_pci()
1525 port = tb_switch_downstream_port(sw); in tb_tunnel_pci()
1526 down = tb_find_pcie_down(tb_switch_parent(sw), port); in tb_tunnel_pci()
1545 if (tb_switch_pcie_l1_enable(sw)) in tb_tunnel_pci()
1546 tb_sw_warn(sw, "failed to enable PCIe L1 for Titan Ridge\n"); in tb_tunnel_pci()
1548 if (tb_switch_xhci_connect(sw)) in tb_tunnel_pci()
1549 tb_sw_warn(sw, "failed to connect xHCI\n"); in tb_tunnel_pci()
1562 struct tb_switch *sw; in tb_approve_xdomain_paths() local
1565 sw = tb_to_switch(xd->dev.parent); in tb_approve_xdomain_paths()
1566 dst_port = tb_port_at(xd->route, sw); in tb_approve_xdomain_paths()
1575 tb_disable_clx(sw); in tb_approve_xdomain_paths()
1598 tb_enable_clx(sw); in tb_approve_xdomain_paths()
1611 struct tb_switch *sw; in __tb_disconnect_xdomain_paths() local
1613 sw = tb_to_switch(xd->dev.parent); in __tb_disconnect_xdomain_paths()
1614 dst_port = tb_port_at(xd->route, sw); in __tb_disconnect_xdomain_paths()
1633 tb_enable_clx(sw); in __tb_disconnect_xdomain_paths()
1662 struct tb_switch *sw; in tb_handle_hotplug() local
1672 sw = tb_switch_find_by_route(tb, ev->route); in tb_handle_hotplug()
1673 if (!sw) { in tb_handle_hotplug()
1679 if (ev->port > sw->config.max_port_number) { in tb_handle_hotplug()
1685 port = &sw->ports[ev->port]; in tb_handle_hotplug()
1692 pm_runtime_get_sync(&sw->dev); in tb_handle_hotplug()
1699 tb_sw_set_unplugged(port->remote->sw); in tb_handle_hotplug()
1701 tb_remove_dp_resources(port->remote->sw); in tb_handle_hotplug()
1702 tb_switch_tmu_disable(port->remote->sw); in tb_handle_hotplug()
1703 tb_switch_unconfigure_link(port->remote->sw); in tb_handle_hotplug()
1704 tb_switch_lane_bonding_disable(port->remote->sw); in tb_handle_hotplug()
1705 tb_switch_remove(port->remote->sw); in tb_handle_hotplug()
1732 tb_sw_dbg(sw, "xHCI disconnect request\n"); in tb_handle_hotplug()
1733 tb_switch_xhci_disconnect(sw); in tb_handle_hotplug()
1740 } else if (!port->port && sw->authorized) { in tb_handle_hotplug()
1741 tb_sw_dbg(sw, "xHCI connect request\n"); in tb_handle_hotplug()
1742 tb_switch_xhci_connect(sw); in tb_handle_hotplug()
1754 pm_runtime_mark_last_busy(&sw->dev); in tb_handle_hotplug()
1755 pm_runtime_put_autosuspend(&sw->dev); in tb_handle_hotplug()
1758 tb_switch_put(sw); in tb_handle_hotplug()
1892 struct tb_switch *sw; in tb_handle_dp_bandwidth_request() local
1900 sw = tb_switch_find_by_route(tb, ev->route); in tb_handle_dp_bandwidth_request()
1901 if (!sw) { in tb_handle_dp_bandwidth_request()
1907 in = &sw->ports[ev->port]; in tb_handle_dp_bandwidth_request()
1940 if (in->sw->config.depth < out->sw->config.depth) { in tb_handle_dp_bandwidth_request()
1963 tb_switch_put(sw); in tb_handle_dp_bandwidth_request()
2069 struct tb_switch *sw = tb_to_switch(dev); in tb_scan_finalize_switch() local
2076 if (sw->boot) in tb_scan_finalize_switch()
2077 sw->authorized = 1; in tb_scan_finalize_switch()
2163 static void tb_restore_children(struct tb_switch *sw) in tb_restore_children() argument
2168 if (sw->is_unplugged) in tb_restore_children()
2171 if (tb_enable_clx(sw)) in tb_restore_children()
2172 tb_sw_warn(sw, "failed to re-enable CL states\n"); in tb_restore_children()
2174 if (tb_enable_tmu(sw)) in tb_restore_children()
2175 tb_sw_warn(sw, "failed to restore TMU configuration\n"); in tb_restore_children()
2177 tb_switch_configuration_valid(sw); in tb_restore_children()
2179 tb_switch_for_each_port(sw, port) { in tb_restore_children()
2184 tb_switch_lane_bonding_enable(port->remote->sw); in tb_restore_children()
2185 tb_switch_configure_link(port->remote->sw); in tb_restore_children()
2187 tb_restore_children(port->remote->sw); in tb_restore_children()
2250 static int tb_free_unplugged_xdomains(struct tb_switch *sw) in tb_free_unplugged_xdomains() argument
2255 tb_switch_for_each_port(sw, port) { in tb_free_unplugged_xdomains()
2265 ret += tb_free_unplugged_xdomains(port->remote->sw); in tb_free_unplugged_xdomains()