81 	if (tb_switch_is_usb4(port->sw)) {  in tb_port_clx_supported()
179  * @sw: Router
186 int tb_switch_clx_init(struct tb_switch *sw)  in tb_switch_clx_init()  argument
191 	if (tb_switch_is_icm(sw))  in tb_switch_clx_init()
194 	if (!tb_route(sw))  in tb_switch_clx_init()
197 	if (!tb_switch_clx_is_supported(sw))  in tb_switch_clx_init()
200 	up = tb_upstream_port(sw);  in tb_switch_clx_init()
201 	down = tb_switch_downstream_port(sw);  in tb_switch_clx_init()
206 		tb_sw_warn(sw, "CLx: inconsistent configuration %#x != %#x\n",  in tb_switch_clx_init()
209 	tb_sw_dbg(sw, "CLx: current mode: %s\n", clx_name(clx));  in tb_switch_clx_init()
211 	sw->clx = clx;  in tb_switch_clx_init()
215 static int tb_switch_pm_secondary_resolve(struct tb_switch *sw)  in tb_switch_pm_secondary_resolve()  argument
220 	if (!tb_route(sw))  in tb_switch_pm_secondary_resolve()
223 	up = tb_upstream_port(sw);  in tb_switch_pm_secondary_resolve()
224 	down = tb_switch_downstream_port(sw);  in tb_switch_pm_secondary_resolve()
232 static int tb_switch_mask_clx_objections(struct tb_switch *sw)  in tb_switch_mask_clx_objections()  argument
234 	int up_port = sw->config.upstream_port_number;  in tb_switch_mask_clx_objections()
239 	if (!tb_switch_is_titan_ridge(sw))  in tb_switch_mask_clx_objections()
242 	if (!tb_route(sw))  in tb_switch_mask_clx_objections()
262 	ret = tb_sw_read(sw, &val, TB_CFG_SWITCH,  in tb_switch_mask_clx_objections()
263 			 sw->cap_lp + offset, ARRAY_SIZE(val));  in tb_switch_mask_clx_objections()
272 	return tb_sw_write(sw, &val, TB_CFG_SWITCH,  in tb_switch_mask_clx_objections()
273 			   sw->cap_lp + offset, ARRAY_SIZE(val));  in tb_switch_mask_clx_objections()
278  * @sw: The router to check CLx support for
280 bool tb_switch_clx_is_supported(const struct tb_switch *sw)  in tb_switch_clx_is_supported()  argument
285 	if (sw->quirks & QUIRK_NO_CLX)  in tb_switch_clx_is_supported()
292 	if (tb_switch_is_tiger_lake(sw))  in tb_switch_clx_is_supported()
295 	return tb_switch_is_usb4(sw) || tb_switch_is_titan_ridge(sw);  in tb_switch_clx_is_supported()
308  * @sw: Router to enable CLx for
318 int tb_switch_clx_enable(struct tb_switch *sw, unsigned int clx)  in tb_switch_clx_enable()  argument
325 	if (!clx || sw->clx == clx)  in tb_switch_clx_enable()
331 	parent_sw = tb_switch_parent(sw);  in tb_switch_clx_enable()
336 	    !tb_switch_clx_is_supported(sw))  in tb_switch_clx_enable()
342 	     usb4_switch_version(sw) < 2))  in tb_switch_clx_enable()
345 	ret = tb_switch_pm_secondary_resolve(sw);  in tb_switch_clx_enable()
349 	up = tb_upstream_port(sw);  in tb_switch_clx_enable()
350 	down = tb_switch_downstream_port(sw);  in tb_switch_clx_enable()
373 	ret = tb_switch_mask_clx_objections(sw);  in tb_switch_clx_enable()
380 	sw->clx |= clx;  in tb_switch_clx_enable()
382 	tb_sw_dbg(sw, "CLx: %s enabled\n", clx_name(clx));  in tb_switch_clx_enable()
388  * @sw: Router to disable CLx for
396 int tb_switch_clx_disable(struct tb_switch *sw)  in tb_switch_clx_disable()  argument
398 	unsigned int clx = sw->clx;  in tb_switch_clx_disable()
402 	if (!tb_switch_clx_is_supported(sw))  in tb_switch_clx_disable()
408 	up = tb_upstream_port(sw);  in tb_switch_clx_disable()
409 	down = tb_switch_downstream_port(sw);  in tb_switch_clx_disable()
419 	sw->clx = 0;  in tb_switch_clx_disable()
421 	tb_sw_dbg(sw, "CLx: %s disabled\n", clx_name(clx));  in tb_switch_clx_disable()