drivers/thunderbolt/tunnel.c

99 	const struct tb_switch *sw = port->sw;
103 	usb3 = tb_acpi_may_tunnel_usb3() ? sw->max_usb3_credits : 0;
104 	pcie = tb_acpi_may_tunnel_pcie() ? sw->max_pcie_credits : 0;
107 		spare = min_not_zero(sw->max_dma_credits, dma_credits);
120 		if (sw->min_dp_aux_credits + sw->min_dp_main_credits)
122 			      (sw->min_dp_aux_credits + sw->min_dp_main_credits);
128 	credits -= ndp * (sw->min_dp_aux_credits + sw->min_dp_main_credits);
143 	    usb4_switch_version(in_port->sw) >= 2)
172 	struct tb_port *port = tb_upstream_port(tunnel->dst_port->sw);
176 	if ((usb4_switch_version(tunnel->src_port->sw) < 2) ||
177 	   (usb4_switch_version(tunnel->dst_port->sw) < 2))
237 	struct tb_switch *sw = port->sw;
244 		credits = min(sw->max_pcie_credits, available);
437 		if (!tb_switch_find_port(port->sw, TB_TYPE_PCIE_UP))
439 		if (!tb_switch_find_port(port->remote->sw, TB_TYPE_PCIE_DOWN))
442 		if (!tb_switch_find_port(port->sw, TB_TYPE_PCIE_DOWN))
444 		if (!tb_switch_find_port(port->remote->sw, TB_TYPE_PCIE_UP))
456 static bool tb_dp_is_usb4(const struct tb_switch *sw)
459 	return tb_switch_is_usb4(sw) || tb_switch_is_titan_ridge(sw);
470 	if (!tb_dp_is_usb4(in->sw) || !tb_dp_is_usb4(out->sw))
664 	if (in->sw->generation < 2 || out->sw->generation < 2)
743 	if (tb_route(out->sw) && tb_switch_is_titan_ridge(out->sw)) {
857 	struct tb_switch *sw = in->sw;
858 	struct tb *tb = in->sw->tb;
865 	if (!tb_switch_is_usb4(sw))
1166 	const struct tb_switch *sw = tunnel->src_port->sw;
1170 	if (tb_dp_is_usb4(sw)) {
1197 	} else if (sw->generation >= 2) {
1222 	struct tb_switch *sw = port->sw;
1225 		hop->initial_credits = sw->min_dp_aux_credits;
1251 	struct tb_switch *sw = port->sw;
1266 		if (nfc_credits / sw->min_dp_main_credits > max_dp_streams)
1269 		hop->nfc_credits = sw->min_dp_main_credits;
1477 	pm_support = usb4_switch_version(in->sw) >= 2;
1509 	const struct tb_switch *sw = port->sw;
1514 		credits -= sw->max_pcie_credits;
1686 	credits = min_not_zero(dma_credits, nhi->sw->max_dma_credits);
1823 	struct tb_port *port = tb_upstream_port(tunnel->dst_port->sw);
1915 	struct tb_switch *sw = port->sw;
1919 		credits = sw->max_usb3_credits;
2012 	if (!tb_route(down->sw)) {
2069 	if (!tb_route(down->sw) && (max_up > 0 || max_down > 0)) {
2112 	if (!tb_route(down->sw)) {