15  * @sw: Switch whose UUID is read
20 int tb_lc_read_uuid(struct tb_switch *sw, u32 *uuid)  in tb_lc_read_uuid()  argument
22 	if (!sw->cap_lc)  in tb_lc_read_uuid()
24 	return tb_sw_read(sw, uuid, TB_CFG_SWITCH, sw->cap_lc + TB_LC_FUSE, 4);  in tb_lc_read_uuid()
27 static int read_lc_desc(struct tb_switch *sw, u32 *desc)  in read_lc_desc()  argument
29 	if (!sw->cap_lc)  in read_lc_desc()
31 	return tb_sw_read(sw, desc, TB_CFG_SWITCH, sw->cap_lc + TB_LC_DESC, 1);  in read_lc_desc()
36 	struct tb_switch *sw = port->sw;  in find_port_lc_cap()  local
40 	ret = read_lc_desc(sw, &desc);  in find_port_lc_cap()
49 	return sw->cap_lc + start + phys * size;  in find_port_lc_cap()
64 	struct tb_switch *sw = port->sw;  in tb_lc_reset_port()  local
68 	if (sw->generation < 2)  in tb_lc_reset_port()
75 	ret = tb_sw_read(sw, &mode, TB_CFG_SWITCH, cap + TB_LC_PORT_MODE, 1);  in tb_lc_reset_port()
81 	ret = tb_sw_write(sw, &mode, TB_CFG_SWITCH, cap + TB_LC_PORT_MODE, 1);  in tb_lc_reset_port()
87 	ret = tb_sw_read(sw, &mode, TB_CFG_SWITCH, cap + TB_LC_PORT_MODE, 1);  in tb_lc_reset_port()
93 	return tb_sw_write(sw, &mode, TB_CFG_SWITCH, cap + TB_LC_PORT_MODE, 1);  in tb_lc_reset_port()
99 	struct tb_switch *sw = port->sw;  in tb_lc_set_port_configured()  local
103 	if (sw->generation < 2)  in tb_lc_set_port_configured()
110 	ret = tb_sw_read(sw, &ctrl, TB_CFG_SWITCH, cap + TB_LC_SX_CTRL, 1);  in tb_lc_set_port_configured()
130 	return tb_sw_write(sw, &ctrl, TB_CFG_SWITCH, cap + TB_LC_SX_CTRL, 1);  in tb_lc_set_port_configured()
161 	struct tb_switch *sw = port->sw;  in tb_lc_set_xdomain_configured()  local
165 	if (sw->generation < 2)  in tb_lc_set_xdomain_configured()
172 	ret = tb_sw_read(sw, &ctrl, TB_CFG_SWITCH, cap + TB_LC_SX_CTRL, 1);  in tb_lc_set_xdomain_configured()
187 	return tb_sw_write(sw, &ctrl, TB_CFG_SWITCH, cap + TB_LC_SX_CTRL, 1);  in tb_lc_set_xdomain_configured()
227 	struct tb_switch *sw = port->sw;  in tb_lc_start_lane_initialization()  local
231 	if (!tb_route(sw))  in tb_lc_start_lane_initialization()
234 	if (sw->generation < 2)  in tb_lc_start_lane_initialization()
241 	ret = tb_sw_read(sw, &ctrl, TB_CFG_SWITCH, cap + TB_LC_SX_CTRL, 1);  in tb_lc_start_lane_initialization()
247 	return tb_sw_write(sw, &ctrl, TB_CFG_SWITCH, cap + TB_LC_SX_CTRL, 1);  in tb_lc_start_lane_initialization()
261 	struct tb_switch *sw = port->sw;  in tb_lc_is_clx_supported()  local
269 	ret = tb_sw_read(sw, &val, TB_CFG_SWITCH, cap + TB_LC_LINK_ATTR, 1);  in tb_lc_is_clx_supported()
285 	struct tb_switch *sw = port->sw;  in tb_lc_is_usb_plugged()  local
289 	if (sw->generation != 3)  in tb_lc_is_usb_plugged()
296 	ret = tb_sw_read(sw, &val, TB_CFG_SWITCH, cap + TB_LC_CS_42, 1);  in tb_lc_is_usb_plugged()
312 	struct tb_switch *sw = port->sw;  in tb_lc_is_xhci_connected()  local
316 	if (sw->generation != 3)  in tb_lc_is_xhci_connected()
323 	ret = tb_sw_read(sw, &val, TB_CFG_SWITCH, cap + TB_LC_LINK_REQ, 1);  in tb_lc_is_xhci_connected()
332 	struct tb_switch *sw = port->sw;  in __tb_lc_xhci_connect()  local
336 	if (sw->generation != 3)  in __tb_lc_xhci_connect()
343 	ret = tb_sw_read(sw, &val, TB_CFG_SWITCH, cap + TB_LC_LINK_REQ, 1);  in __tb_lc_xhci_connect()
352 	return tb_sw_write(sw, &val, TB_CFG_SWITCH, cap + TB_LC_LINK_REQ, 1);  in __tb_lc_xhci_connect()
389 static int tb_lc_set_wake_one(struct tb_switch *sw, unsigned int offset,  in tb_lc_set_wake_one()  argument
399 	ret = tb_sw_read(sw, &ctrl, TB_CFG_SWITCH,  in tb_lc_set_wake_one()
416 	return tb_sw_write(sw, &ctrl, TB_CFG_SWITCH, offset + TB_LC_SX_CTRL, 1);  in tb_lc_set_wake_one()
421  * @sw: Switch whose wakes to configure
428 int tb_lc_set_wake(struct tb_switch *sw, unsigned int flags)  in tb_lc_set_wake()  argument
433 	if (sw->generation < 2)  in tb_lc_set_wake()
436 	if (!tb_route(sw))  in tb_lc_set_wake()
439 	ret = read_lc_desc(sw, &desc);  in tb_lc_set_wake()
450 		unsigned int offset = sw->cap_lc + start + i * size;  in tb_lc_set_wake()
452 		ret = tb_lc_set_wake_one(sw, offset, flags);  in tb_lc_set_wake()
462  * @sw: Switch to set sleep
469 int tb_lc_set_sleep(struct tb_switch *sw)  in tb_lc_set_sleep()  argument
474 	if (sw->generation < 2)  in tb_lc_set_sleep()
477 	ret = read_lc_desc(sw, &desc);  in tb_lc_set_sleep()
488 		unsigned int offset = sw->cap_lc + start + i * size;  in tb_lc_set_sleep()
491 		ret = tb_sw_read(sw, &ctrl, TB_CFG_SWITCH,  in tb_lc_set_sleep()
497 		ret = tb_sw_write(sw, &ctrl, TB_CFG_SWITCH,  in tb_lc_set_sleep()
508  * @sw: Switch to check
510  * Checks whether conditions for lane bonding from parent to @sw are
515 bool tb_lc_lane_bonding_possible(struct tb_switch *sw)  in tb_lc_lane_bonding_possible()  argument
521 	if (sw->generation < 2)  in tb_lc_lane_bonding_possible()
524 	up = tb_upstream_port(sw);  in tb_lc_lane_bonding_possible()
529 	ret = tb_sw_read(sw, &val, TB_CFG_SWITCH, cap + TB_LC_PORT_ATTR, 1);  in tb_lc_lane_bonding_possible()
536 static int tb_lc_dp_sink_from_port(const struct tb_switch *sw,  in tb_lc_dp_sink_from_port()  argument
542 	tb_switch_for_each_port(sw, port) {  in tb_lc_dp_sink_from_port()
550 static int tb_lc_dp_sink_available(struct tb_switch *sw, int sink)  in tb_lc_dp_sink_available()  argument
555 	ret = tb_sw_read(sw, &val, TB_CFG_SWITCH,  in tb_lc_dp_sink_available()
556 			 sw->cap_lc + TB_LC_SNK_ALLOCATION, 1);  in tb_lc_dp_sink_available()
561 	 * Sink is available for CM/SW to use if the allocation value is  in tb_lc_dp_sink_available()
580  * @sw: Switch whose DP sink is queried
588 bool tb_lc_dp_sink_query(struct tb_switch *sw, struct tb_port *in)  in tb_lc_dp_sink_query()  argument
596 	if (sw->generation < 3)  in tb_lc_dp_sink_query()
599 	sink = tb_lc_dp_sink_from_port(sw, in);  in tb_lc_dp_sink_query()
603 	return !tb_lc_dp_sink_available(sw, sink);  in tb_lc_dp_sink_query()
608  * @sw: Switch whose DP sink is allocated
618 int tb_lc_dp_sink_alloc(struct tb_switch *sw, struct tb_port *in)  in tb_lc_dp_sink_alloc()  argument
623 	if (sw->generation < 3)  in tb_lc_dp_sink_alloc()
626 	sink = tb_lc_dp_sink_from_port(sw, in);  in tb_lc_dp_sink_alloc()
630 	ret = tb_lc_dp_sink_available(sw, sink);  in tb_lc_dp_sink_alloc()
634 	ret = tb_sw_read(sw, &val, TB_CFG_SWITCH,  in tb_lc_dp_sink_alloc()
635 			 sw->cap_lc + TB_LC_SNK_ALLOCATION, 1);  in tb_lc_dp_sink_alloc()
648 	ret = tb_sw_write(sw, &val, TB_CFG_SWITCH,  in tb_lc_dp_sink_alloc()
649 			  sw->cap_lc + TB_LC_SNK_ALLOCATION, 1);  in tb_lc_dp_sink_alloc()
660  * @sw: Switch whose DP sink is de-allocated
667 int tb_lc_dp_sink_dealloc(struct tb_switch *sw, struct tb_port *in)  in tb_lc_dp_sink_dealloc()  argument
672 	if (sw->generation < 3)  in tb_lc_dp_sink_dealloc()
675 	sink = tb_lc_dp_sink_from_port(sw, in);  in tb_lc_dp_sink_dealloc()
679 	/* Needs to be owned by CM/SW */  in tb_lc_dp_sink_dealloc()
680 	ret = tb_lc_dp_sink_available(sw, sink);  in tb_lc_dp_sink_dealloc()
684 	ret = tb_sw_read(sw, &val, TB_CFG_SWITCH,  in tb_lc_dp_sink_dealloc()
685 			 sw->cap_lc + TB_LC_SNK_ALLOCATION, 1);  in tb_lc_dp_sink_dealloc()
694 	ret = tb_sw_write(sw, &val, TB_CFG_SWITCH,  in tb_lc_dp_sink_dealloc()
695 			  sw->cap_lc + TB_LC_SNK_ALLOCATION, 1);  in tb_lc_dp_sink_dealloc()
705  * @sw: Thunderbolt switch
712 int tb_lc_force_power(struct tb_switch *sw)  in tb_lc_force_power()  argument
716 	return tb_sw_write(sw, &in, TB_CFG_SWITCH, TB_LC_POWER, 1);  in tb_lc_force_power()