Lines Matching refs:sw
53 static int usb4_native_switch_op(struct tb_switch *sw, u16 opcode, in usb4_native_switch_op() argument
62 ret = tb_sw_write(sw, metadata, TB_CFG_SWITCH, ROUTER_CS_25, 1); in usb4_native_switch_op()
67 ret = tb_sw_write(sw, tx_data, TB_CFG_SWITCH, ROUTER_CS_9, in usb4_native_switch_op()
74 ret = tb_sw_write(sw, &val, TB_CFG_SWITCH, ROUTER_CS_26, 1); in usb4_native_switch_op()
78 ret = tb_switch_wait_for_bit(sw, ROUTER_CS_26, ROUTER_CS_26_OV, 0, 500); in usb4_native_switch_op()
82 ret = tb_sw_read(sw, &val, TB_CFG_SWITCH, ROUTER_CS_26, 1); in usb4_native_switch_op()
94 ret = tb_sw_read(sw, metadata, TB_CFG_SWITCH, ROUTER_CS_25, 1); in usb4_native_switch_op()
99 ret = tb_sw_read(sw, rx_data, TB_CFG_SWITCH, ROUTER_CS_9, in usb4_native_switch_op()
108 static int __usb4_switch_op(struct tb_switch *sw, u16 opcode, u32 *metadata, in __usb4_switch_op() argument
112 const struct tb_cm_ops *cm_ops = sw->tb->cm_ops; in __usb4_switch_op()
125 ret = cm_ops->usb4_switch_op(sw, opcode, metadata, status, in __usb4_switch_op()
137 return usb4_native_switch_op(sw, opcode, metadata, status, tx_data, in __usb4_switch_op()
141 static inline int usb4_switch_op(struct tb_switch *sw, u16 opcode, in usb4_switch_op() argument
144 return __usb4_switch_op(sw, opcode, metadata, status, NULL, 0, NULL, 0); in usb4_switch_op()
147 static inline int usb4_switch_op_data(struct tb_switch *sw, u16 opcode, in usb4_switch_op_data() argument
152 return __usb4_switch_op(sw, opcode, metadata, status, tx_data, in usb4_switch_op_data()
156 static void usb4_switch_check_wakes(struct tb_switch *sw) in usb4_switch_check_wakes() argument
164 if (!device_may_wakeup(&sw->dev)) in usb4_switch_check_wakes()
167 if (tb_route(sw)) { in usb4_switch_check_wakes()
168 if (tb_sw_read(sw, &val, TB_CFG_SWITCH, ROUTER_CS_6, 1)) in usb4_switch_check_wakes()
171 tb_sw_dbg(sw, "PCIe wake: %s, USB3 wake: %s\n", in usb4_switch_check_wakes()
182 tb_switch_for_each_port(sw, port) { in usb4_switch_check_wakes()
206 pm_wakeup_event(&sw->dev, 0); in usb4_switch_check_wakes()
234 int usb4_switch_setup(struct tb_switch *sw) in usb4_switch_setup() argument
242 usb4_switch_check_wakes(sw); in usb4_switch_setup()
244 if (!tb_route(sw)) in usb4_switch_setup()
247 ret = tb_sw_read(sw, &val, TB_CFG_SWITCH, ROUTER_CS_6, 1); in usb4_switch_setup()
251 parent = tb_switch_parent(sw); in usb4_switch_setup()
252 downstream_port = tb_port_at(tb_route(sw), parent); in usb4_switch_setup()
253 sw->link_usb4 = link_is_usb4(downstream_port); in usb4_switch_setup()
254 tb_sw_dbg(sw, "link: %s\n", sw->link_usb4 ? "USB4" : "TBT"); in usb4_switch_setup()
259 tb_sw_dbg(sw, "TBT3 support: %s, xHCI: %s\n", in usb4_switch_setup()
262 ret = tb_sw_read(sw, &val, TB_CFG_SWITCH, ROUTER_CS_5, 1); in usb4_switch_setup()
266 if (tb_acpi_may_tunnel_usb3() && sw->link_usb4 && in usb4_switch_setup()
293 ret = tb_sw_write(sw, &val, TB_CFG_SWITCH, ROUTER_CS_5, 1); in usb4_switch_setup()
297 return tb_switch_wait_for_bit(sw, ROUTER_CS_6, ROUTER_CS_6_CR, in usb4_switch_setup()
308 int usb4_switch_read_uid(struct tb_switch *sw, u64 *uid) in usb4_switch_read_uid() argument
310 return tb_sw_read(sw, uid, TB_CFG_SWITCH, ROUTER_CS_7, 2); in usb4_switch_read_uid()
317 struct tb_switch *sw = data; in usb4_switch_drom_read_block() local
326 ret = usb4_switch_op_data(sw, USB4_SWITCH_OP_DROM_READ, &metadata, in usb4_switch_drom_read_block()
345 int usb4_switch_drom_read(struct tb_switch *sw, unsigned int address, void *buf, in usb4_switch_drom_read() argument
349 usb4_switch_drom_read_block, sw); in usb4_switch_drom_read()
359 bool usb4_switch_lane_bonding_possible(struct tb_switch *sw) in usb4_switch_lane_bonding_possible() argument
365 up = tb_upstream_port(sw); in usb4_switch_lane_bonding_possible()
380 int usb4_switch_set_wake(struct tb_switch *sw, unsigned int flags) in usb4_switch_set_wake() argument
384 u64 route = tb_route(sw); in usb4_switch_set_wake()
393 tb_switch_for_each_port(sw, port) { in usb4_switch_set_wake()
435 ret = tb_sw_read(sw, &val, TB_CFG_SWITCH, ROUTER_CS_5, 1); in usb4_switch_set_wake()
447 ret = tb_sw_write(sw, &val, TB_CFG_SWITCH, ROUTER_CS_5, 1); in usb4_switch_set_wake()
462 int usb4_switch_set_sleep(struct tb_switch *sw) in usb4_switch_set_sleep() argument
468 ret = tb_sw_read(sw, &val, TB_CFG_SWITCH, ROUTER_CS_5, 1); in usb4_switch_set_sleep()
474 ret = tb_sw_write(sw, &val, TB_CFG_SWITCH, ROUTER_CS_5, 1); in usb4_switch_set_sleep()
478 return tb_switch_wait_for_bit(sw, ROUTER_CS_6, ROUTER_CS_6_SLPR, in usb4_switch_set_sleep()
490 int usb4_switch_nvm_sector_size(struct tb_switch *sw) in usb4_switch_nvm_sector_size() argument
496 ret = usb4_switch_op(sw, USB4_SWITCH_OP_NVM_SECTOR_SIZE, &metadata, in usb4_switch_nvm_sector_size()
510 struct tb_switch *sw = data; in usb4_switch_nvm_read_block() local
520 ret = usb4_switch_op_data(sw, USB4_SWITCH_OP_NVM_READ, &metadata, in usb4_switch_nvm_read_block()
538 int usb4_switch_nvm_read(struct tb_switch *sw, unsigned int address, void *buf, in usb4_switch_nvm_read() argument
542 usb4_switch_nvm_read_block, sw); in usb4_switch_nvm_read()
555 int usb4_switch_nvm_set_offset(struct tb_switch *sw, unsigned int address) in usb4_switch_nvm_set_offset() argument
565 ret = usb4_switch_op(sw, USB4_SWITCH_OP_NVM_SET_OFFSET, &metadata, in usb4_switch_nvm_set_offset()
576 struct tb_switch *sw = data; in usb4_switch_nvm_write_next_block() local
580 ret = usb4_switch_op_data(sw, USB4_SWITCH_OP_NVM_WRITE, NULL, &status, in usb4_switch_nvm_write_next_block()
598 int usb4_switch_nvm_write(struct tb_switch *sw, unsigned int address, in usb4_switch_nvm_write() argument
603 ret = usb4_switch_nvm_set_offset(sw, address); in usb4_switch_nvm_write()
608 usb4_switch_nvm_write_next_block, sw); in usb4_switch_nvm_write()
624 int usb4_switch_nvm_authenticate(struct tb_switch *sw) in usb4_switch_nvm_authenticate() argument
628 ret = usb4_switch_op(sw, USB4_SWITCH_OP_NVM_AUTH, NULL, NULL); in usb4_switch_nvm_authenticate()
656 int usb4_switch_nvm_authenticate_status(struct tb_switch *sw, u32 *status) in usb4_switch_nvm_authenticate_status() argument
658 const struct tb_cm_ops *cm_ops = sw->tb->cm_ops; in usb4_switch_nvm_authenticate_status()
664 ret = cm_ops->usb4_switch_nvm_authenticate_status(sw, status); in usb4_switch_nvm_authenticate_status()
669 ret = tb_sw_read(sw, &val, TB_CFG_SWITCH, ROUTER_CS_26, 1); in usb4_switch_nvm_authenticate_status()
700 int usb4_switch_credits_init(struct tb_switch *sw) in usb4_switch_credits_init() argument
710 ret = usb4_switch_op_data(sw, USB4_SWITCH_OP_BUFFER_ALLOC, &metadata, in usb4_switch_credits_init()
727 tb_sw_dbg(sw, "credit allocation parameters:\n"); in usb4_switch_credits_init()
737 tb_sw_dbg(sw, " USB3: %u\n", value); in usb4_switch_credits_init()
741 tb_sw_dbg(sw, " DP AUX: %u\n", value); in usb4_switch_credits_init()
745 tb_sw_dbg(sw, " DP main: %u\n", value); in usb4_switch_credits_init()
749 tb_sw_dbg(sw, " PCIe: %u\n", value); in usb4_switch_credits_init()
753 tb_sw_dbg(sw, " DMA: %u\n", value); in usb4_switch_credits_init()
757 tb_sw_dbg(sw, " unknown credit allocation index %#x, skipping\n", in usb4_switch_credits_init()
770 if (!tb_route(sw) && max_dma < 0) { in usb4_switch_credits_init()
771 tb_sw_warn(sw, "host router is missing baMaxHI\n"); in usb4_switch_credits_init()
776 tb_switch_for_each_port(sw, port) { in usb4_switch_credits_init()
783 tb_sw_warn(sw, "multiple USB4 ports require baMinDPaux/baMinDPmain\n"); in usb4_switch_credits_init()
787 tb_switch_for_each_port(sw, port) { in usb4_switch_credits_init()
789 tb_sw_warn(sw, "missing baMinDPmain"); in usb4_switch_credits_init()
794 tb_sw_warn(sw, "missing baMinDPaux"); in usb4_switch_credits_init()
799 tb_sw_warn(sw, "missing baMaxUSB3"); in usb4_switch_credits_init()
804 tb_sw_warn(sw, "missing baMaxPCIe"); in usb4_switch_credits_init()
813 sw->credit_allocation = true; in usb4_switch_credits_init()
815 sw->max_usb3_credits = max_usb3; in usb4_switch_credits_init()
817 sw->min_dp_aux_credits = min_dp_aux; in usb4_switch_credits_init()
819 sw->min_dp_main_credits = min_dp_main; in usb4_switch_credits_init()
821 sw->max_pcie_credits = max_pcie; in usb4_switch_credits_init()
823 sw->max_dma_credits = max_dma; in usb4_switch_credits_init()
840 bool usb4_switch_query_dp_resource(struct tb_switch *sw, struct tb_port *in) in usb4_switch_query_dp_resource() argument
846 ret = usb4_switch_op(sw, USB4_SWITCH_OP_QUERY_DP_RESOURCE, &metadata, in usb4_switch_query_dp_resource()
870 int usb4_switch_alloc_dp_resource(struct tb_switch *sw, struct tb_port *in) in usb4_switch_alloc_dp_resource() argument
876 ret = usb4_switch_op(sw, USB4_SWITCH_OP_ALLOC_DP_RESOURCE, &metadata, in usb4_switch_alloc_dp_resource()
893 int usb4_switch_dealloc_dp_resource(struct tb_switch *sw, struct tb_port *in) in usb4_switch_dealloc_dp_resource() argument
899 ret = usb4_switch_op(sw, USB4_SWITCH_OP_DEALLOC_DP_RESOURCE, &metadata, in usb4_switch_dealloc_dp_resource()
909 static int usb4_port_idx(const struct tb_switch *sw, const struct tb_port *port) in usb4_port_idx() argument
915 tb_switch_for_each_port(sw, p) { in usb4_port_idx()
940 struct tb_port *usb4_switch_map_pcie_down(struct tb_switch *sw, in usb4_switch_map_pcie_down() argument
943 int usb4_idx = usb4_port_idx(sw, port); in usb4_switch_map_pcie_down()
948 tb_switch_for_each_port(sw, p) { in usb4_switch_map_pcie_down()
971 struct tb_port *usb4_switch_map_usb3_down(struct tb_switch *sw, in usb4_switch_map_usb3_down() argument
974 int usb4_idx = usb4_port_idx(sw, port); in usb4_switch_map_usb3_down()
979 tb_switch_for_each_port(sw, p) { in usb4_switch_map_usb3_down()
1001 int usb4_switch_add_ports(struct tb_switch *sw) in usb4_switch_add_ports() argument
1005 if (tb_switch_is_icm(sw) || !tb_switch_is_usb4(sw)) in usb4_switch_add_ports()
1008 tb_switch_for_each_port(sw, port) { in usb4_switch_add_ports()
1018 usb4_switch_remove_ports(sw); in usb4_switch_add_ports()
1034 void usb4_switch_remove_ports(struct tb_switch *sw) in usb4_switch_remove_ports() argument
1038 tb_switch_for_each_port(sw, port) { in usb4_switch_remove_ports()
1929 if (tb_route(port->sw)) in usb4_usb3_port_cm_request()
2194 if (!tb_switch_is_usb4(port->sw)) in is_usb4_dpin()