229  * @sw: Switch the port belongs to
256 	struct tb_switch *sw;  member
475 	int (*runtime_suspend_switch)(struct tb_switch *sw);
476 	int (*runtime_resume_switch)(struct tb_switch *sw);
481 	int (*disapprove_switch)(struct tb *tb, struct tb_switch *sw);
482 	int (*approve_switch)(struct tb *tb, struct tb_switch *sw);
483 	int (*add_switch_key)(struct tb *tb, struct tb_switch *sw);
484 	int (*challenge_switch_key)(struct tb *tb, struct tb_switch *sw,
493 	int (*usb4_switch_op)(struct tb_switch *sw, u16 opcode, u32 *metadata,
496 	int (*usb4_switch_nvm_authenticate_status)(struct tb_switch *sw,
519 static inline struct tb_port *tb_upstream_port(struct tb_switch *sw)  in tb_upstream_port()  argument
521 	return &sw->ports[sw->config.upstream_port_number];  in tb_upstream_port()
533 	const struct tb_port *upstream_port = tb_upstream_port(port->sw);  in tb_is_upstream_port()
537 static inline u64 tb_route(const struct tb_switch *sw)  in tb_route()  argument
539 	return ((u64) sw->config.route_hi) << 32 | sw->config.route_lo;  in tb_route()
542 static inline struct tb_port *tb_port_at(u64 route, struct tb_switch *sw)  in tb_port_at()  argument
546 	port = route >> (sw->config.depth * 8);  in tb_port_at()
547 	if (WARN_ON(port > sw->config.max_port_number))  in tb_port_at()
549 	return &sw->ports[port];  in tb_port_at()
610 static inline int tb_sw_read(struct tb_switch *sw, void *buffer,  in tb_sw_read()  argument
613 	if (sw->is_unplugged)  in tb_sw_read()
615 	return tb_cfg_read(sw->tb->ctl,  in tb_sw_read()
617 			   tb_route(sw),  in tb_sw_read()
624 static inline int tb_sw_write(struct tb_switch *sw, const void *buffer,  in tb_sw_write()  argument
627 	if (sw->is_unplugged)  in tb_sw_write()
629 	return tb_cfg_write(sw->tb->ctl,  in tb_sw_write()
631 			    tb_route(sw),  in tb_sw_write()
641 	if (port->sw->is_unplugged)  in tb_port_read()
643 	return tb_cfg_read(port->sw->tb->ctl,  in tb_port_read()
645 			   tb_route(port->sw),  in tb_port_read()
655 	if (port->sw->is_unplugged)  in tb_port_write()
657 	return tb_cfg_write(port->sw->tb->ctl,  in tb_port_write()
659 			    tb_route(port->sw),  in tb_port_write()
672 #define __TB_SW_PRINT(level, sw, fmt, arg...)           \  argument
674 		const struct tb_switch *__sw = (sw);    \
678 #define tb_sw_WARN(sw, fmt, arg...) __TB_SW_PRINT(tb_WARN, sw, fmt, ##arg)  argument
679 #define tb_sw_warn(sw, fmt, arg...) __TB_SW_PRINT(tb_warn, sw, fmt, ##arg)  argument
680 #define tb_sw_info(sw, fmt, arg...) __TB_SW_PRINT(tb_info, sw, fmt, ##arg)  argument
681 #define tb_sw_dbg(sw, fmt, arg...) __TB_SW_PRINT(tb_dbg, sw, fmt, ##arg)  argument
686 		level(__port->sw->tb, "%llx:%u: " fmt,                  \
687 		      tb_route(__port->sw), __port->port, ## arg);      \
722 int tb_domain_disapprove_switch(struct tb *tb, struct tb_switch *sw);
723 int tb_domain_approve_switch(struct tb *tb, struct tb_switch *sw);
724 int tb_domain_approve_switch_key(struct tb *tb, struct tb_switch *sw);
725 int tb_domain_challenge_switch_key(struct tb *tb, struct tb_switch *sw);
768 int tb_switch_nvm_read(struct tb_switch *sw, unsigned int address, void *buf,
774 int tb_switch_configure(struct tb_switch *sw);
775 int tb_switch_add(struct tb_switch *sw);
776 void tb_switch_remove(struct tb_switch *sw);
777 void tb_switch_suspend(struct tb_switch *sw, bool runtime);
778 int tb_switch_resume(struct tb_switch *sw);
779 int tb_switch_reset(struct tb_switch *sw);
780 int tb_switch_wait_for_bit(struct tb_switch *sw, u32 offset, u32 bit,
782 void tb_sw_set_unplugged(struct tb_switch *sw);
783 struct tb_port *tb_switch_find_port(struct tb_switch *sw,
792  * @sw: Switch whose ports to iterate
797 #define tb_switch_for_each_port(sw, p)					\  argument
798 	for ((p) = &(sw)->ports[1];					\
799 	     (p) <= &(sw)->ports[(sw)->config.max_port_number]; (p)++)
801 static inline struct tb_switch *tb_switch_get(struct tb_switch *sw)  in tb_switch_get()  argument
803 	if (sw)  in tb_switch_get()
804 		get_device(&sw->dev);  in tb_switch_get()
805 	return sw;  in tb_switch_get()
808 static inline void tb_switch_put(struct tb_switch *sw)  in tb_switch_put()  argument
810 	put_device(&sw->dev);  in tb_switch_put()
825 static inline struct tb_switch *tb_switch_parent(struct tb_switch *sw)  in tb_switch_parent()  argument
827 	return tb_to_switch(sw->dev.parent);  in tb_switch_parent()
830 static inline bool tb_switch_is_light_ridge(const struct tb_switch *sw)  in tb_switch_is_light_ridge()  argument
832 	return sw->config.vendor_id == PCI_VENDOR_ID_INTEL &&  in tb_switch_is_light_ridge()
833 	       sw->config.device_id == PCI_DEVICE_ID_INTEL_LIGHT_RIDGE;  in tb_switch_is_light_ridge()
836 static inline bool tb_switch_is_eagle_ridge(const struct tb_switch *sw)  in tb_switch_is_eagle_ridge()  argument
838 	return sw->config.vendor_id == PCI_VENDOR_ID_INTEL &&  in tb_switch_is_eagle_ridge()
839 	       sw->config.device_id == PCI_DEVICE_ID_INTEL_EAGLE_RIDGE;  in tb_switch_is_eagle_ridge()
842 static inline bool tb_switch_is_cactus_ridge(const struct tb_switch *sw)  in tb_switch_is_cactus_ridge()  argument
844 	if (sw->config.vendor_id == PCI_VENDOR_ID_INTEL) {  in tb_switch_is_cactus_ridge()
845 		switch (sw->config.device_id) {  in tb_switch_is_cactus_ridge()
854 static inline bool tb_switch_is_falcon_ridge(const struct tb_switch *sw)  in tb_switch_is_falcon_ridge()  argument
856 	if (sw->config.vendor_id == PCI_VENDOR_ID_INTEL) {  in tb_switch_is_falcon_ridge()
857 		switch (sw->config.device_id) {  in tb_switch_is_falcon_ridge()
866 static inline bool tb_switch_is_alpine_ridge(const struct tb_switch *sw)  in tb_switch_is_alpine_ridge()  argument
868 	if (sw->config.vendor_id == PCI_VENDOR_ID_INTEL) {  in tb_switch_is_alpine_ridge()
869 		switch (sw->config.device_id) {  in tb_switch_is_alpine_ridge()
881 static inline bool tb_switch_is_titan_ridge(const struct tb_switch *sw)  in tb_switch_is_titan_ridge()  argument
883 	if (sw->config.vendor_id == PCI_VENDOR_ID_INTEL) {  in tb_switch_is_titan_ridge()
884 		switch (sw->config.device_id) {  in tb_switch_is_titan_ridge()
894 static inline bool tb_switch_is_tiger_lake(const struct tb_switch *sw)  in tb_switch_is_tiger_lake()  argument
896 	if (sw->config.vendor_id == PCI_VENDOR_ID_INTEL) {  in tb_switch_is_tiger_lake()
897 		switch (sw->config.device_id) {  in tb_switch_is_tiger_lake()
910  * @sw: Switch to check
912  * Returns true if the @sw is USB4 compliant router, false otherwise.
914 static inline bool tb_switch_is_usb4(const struct tb_switch *sw)  in tb_switch_is_usb4()  argument
916 	return sw->config.thunderbolt_version == USB4_VERSION_1_0;  in tb_switch_is_usb4()
921  * @sw: Switch to check
923  * In case there is a need to differentiate whether ICM firmware or SW CM
924  * is handling @sw this function can be called. It is valid to call this
926  * (latter only for SW CM case).
928 static inline bool tb_switch_is_icm(const struct tb_switch *sw)  in tb_switch_is_icm()  argument
930 	return !sw->config.enabled;  in tb_switch_is_icm()
933 int tb_switch_lane_bonding_enable(struct tb_switch *sw);
934 void tb_switch_lane_bonding_disable(struct tb_switch *sw);
935 int tb_switch_configure_link(struct tb_switch *sw);
936 void tb_switch_unconfigure_link(struct tb_switch *sw);
938 bool tb_switch_query_dp_resource(struct tb_switch *sw, struct tb_port *in);
939 int tb_switch_alloc_dp_resource(struct tb_switch *sw, struct tb_port *in);
940 void tb_switch_dealloc_dp_resource(struct tb_switch *sw, struct tb_port *in);
942 int tb_switch_tmu_init(struct tb_switch *sw);
943 int tb_switch_tmu_post_time(struct tb_switch *sw);
944 int tb_switch_tmu_disable(struct tb_switch *sw);
945 int tb_switch_tmu_enable(struct tb_switch *sw);
946 void tb_switch_tmu_configure(struct tb_switch *sw,
949 void tb_switch_enable_tmu_1st_child(struct tb_switch *sw,
953  * @sw: Router whose TMU mode to check
959 static inline bool tb_switch_tmu_is_enabled(const struct tb_switch *sw,  in tb_switch_tmu_is_enabled()  argument
962 	return sw->tmu.rate == sw->tmu.rate_request &&  in tb_switch_tmu_is_enabled()
963 	       sw->tmu.unidirectional == unidirectional;  in tb_switch_tmu_is_enabled()
977 int tb_switch_enable_clx(struct tb_switch *sw, enum tb_clx clx);
978 int tb_switch_disable_clx(struct tb_switch *sw, enum tb_clx clx);
982  * @sw: Router to check for the CLx
988 static inline bool tb_switch_is_clx_enabled(const struct tb_switch *sw,  in tb_switch_is_clx_enabled()  argument
991 	return sw->clx == clx;  in tb_switch_is_clx_enabled()
996  * @sw: The router to check CLx support for
998 static inline bool tb_switch_is_clx_supported(const struct tb_switch *sw)  in tb_switch_is_clx_supported()  argument
1000 	return tb_switch_is_usb4(sw) || tb_switch_is_titan_ridge(sw);  in tb_switch_is_clx_supported()
1003 int tb_switch_mask_clx_objections(struct tb_switch *sw);
1005 int tb_switch_pcie_l1_enable(struct tb_switch *sw);
1007 int tb_switch_xhci_connect(struct tb_switch *sw);
1008 void tb_switch_xhci_disconnect(struct tb_switch *sw);
1026 	return tb_port_is_null(port) && port->sw->credit_allocation;  in tb_port_use_credit_allocation()
1052 int tb_switch_find_vse_cap(struct tb_switch *sw, enum tb_switch_vse_cap vsec);
1053 int tb_switch_find_cap(struct tb_switch *sw, enum tb_switch_cap cap);
1054 int tb_switch_next_cap(struct tb_switch *sw, unsigned int offset);
1097 int tb_drom_read(struct tb_switch *sw);
1098 int tb_drom_read_uid_only(struct tb_switch *sw, u64 *uid);
1100 int tb_lc_read_uuid(struct tb_switch *sw, u32 *uuid);
1111 int tb_lc_set_wake(struct tb_switch *sw, unsigned int flags);
1112 int tb_lc_set_sleep(struct tb_switch *sw);
1113 bool tb_lc_lane_bonding_possible(struct tb_switch *sw);
1114 bool tb_lc_dp_sink_query(struct tb_switch *sw, struct tb_port *in);
1115 int tb_lc_dp_sink_alloc(struct tb_switch *sw, struct tb_port *in);
1116 int tb_lc_dp_sink_dealloc(struct tb_switch *sw, struct tb_port *in);
1117 int tb_lc_force_power(struct tb_switch *sw);
1133 	return tb_route(port->sw)  in tb_downstream_route()
1134 	       | ((u64) port->port << (port->sw->config.depth * 8));  in tb_downstream_route()
1170 int usb4_switch_setup(struct tb_switch *sw);
1171 int usb4_switch_read_uid(struct tb_switch *sw, u64 *uid);
1172 int usb4_switch_drom_read(struct tb_switch *sw, unsigned int address, void *buf,
1174 bool usb4_switch_lane_bonding_possible(struct tb_switch *sw);
1175 int usb4_switch_set_wake(struct tb_switch *sw, unsigned int flags);
1176 int usb4_switch_set_sleep(struct tb_switch *sw);
1177 int usb4_switch_nvm_sector_size(struct tb_switch *sw);
1178 int usb4_switch_nvm_read(struct tb_switch *sw, unsigned int address, void *buf,
1180 int usb4_switch_nvm_set_offset(struct tb_switch *sw, unsigned int address);
1181 int usb4_switch_nvm_write(struct tb_switch *sw, unsigned int address,
1183 int usb4_switch_nvm_authenticate(struct tb_switch *sw);
1184 int usb4_switch_nvm_authenticate_status(struct tb_switch *sw, u32 *status);
1185 int usb4_switch_credits_init(struct tb_switch *sw);
1186 bool usb4_switch_query_dp_resource(struct tb_switch *sw, struct tb_port *in);
1187 int usb4_switch_alloc_dp_resource(struct tb_switch *sw, struct tb_port *in);
1188 int usb4_switch_dealloc_dp_resource(struct tb_switch *sw, struct tb_port *in);
1189 struct tb_port *usb4_switch_map_pcie_down(struct tb_switch *sw,
1191 struct tb_port *usb4_switch_map_usb3_down(struct tb_switch *sw,
1193 int usb4_switch_add_ports(struct tb_switch *sw);
1194 void usb4_switch_remove_ports(struct tb_switch *sw);
1260 void tb_check_quirks(struct tb_switch *sw);
1293 void tb_switch_debugfs_init(struct tb_switch *sw);
1294 void tb_switch_debugfs_remove(struct tb_switch *sw);
1302 static inline void tb_switch_debugfs_init(struct tb_switch *sw) { }  in tb_switch_debugfs_init()  argument
1303 static inline void tb_switch_debugfs_remove(struct tb_switch *sw) { }  in tb_switch_debugfs_remove()  argument