158 static void tb_init_pm_support(struct tb_path_hop *hop)  in tb_init_pm_support()  argument
160 	struct tb_port *out_port = hop->out_port;  in tb_init_pm_support()
161 	struct tb_port *in_port = hop->in_port;  in tb_init_pm_support()
165 		hop->pm_support = true;  in tb_init_pm_support()
287 static int tb_pci_init_credits(struct tb_path_hop *hop)  in tb_pci_init_credits()  argument
289 	struct tb_port *port = hop->in_port;  in tb_pci_init_credits()
310 	hop->initial_credits = credits;  in tb_pci_init_credits()
316 	struct tb_path_hop *hop;  in tb_pci_init_path()  local
326 	tb_path_for_each_hop(path, hop) {  in tb_pci_init_path()
329 		ret = tb_pci_init_credits(hop);  in tb_pci_init_path()
1343 static void tb_dp_init_aux_credits(struct tb_path_hop *hop)  in tb_dp_init_aux_credits()  argument
1345 	struct tb_port *port = hop->in_port;  in tb_dp_init_aux_credits()
1349 		hop->initial_credits = sw->min_dp_aux_credits;  in tb_dp_init_aux_credits()
1351 		hop->initial_credits = 1;  in tb_dp_init_aux_credits()
1356 	struct tb_path_hop *hop;  in tb_dp_init_aux_path()  local
1365 	tb_path_for_each_hop(path, hop) {  in tb_dp_init_aux_path()
1366 		tb_dp_init_aux_credits(hop);  in tb_dp_init_aux_path()
1368 			tb_init_pm_support(hop);  in tb_dp_init_aux_path()
1372 static int tb_dp_init_video_credits(struct tb_path_hop *hop)  in tb_dp_init_video_credits()  argument
1374 	struct tb_port *port = hop->in_port;  in tb_dp_init_video_credits()
1393 		hop->nfc_credits = sw->min_dp_main_credits;  in tb_dp_init_video_credits()
1395 		hop->nfc_credits = min(port->total_credits - 2, 12U);  in tb_dp_init_video_credits()
1403 	struct tb_path_hop *hop;  in tb_dp_init_video_path()  local
1412 	tb_path_for_each_hop(path, hop) {  in tb_dp_init_video_path()
1415 		ret = tb_dp_init_video_credits(hop);  in tb_dp_init_video_path()
1419 			tb_init_pm_support(hop);  in tb_dp_init_video_path()
1656 static int tb_dma_reserve_credits(struct tb_path_hop *hop, unsigned int credits)  in tb_dma_reserve_credits()  argument
1658 	struct tb_port *port = hop->in_port;  in tb_dma_reserve_credits()
1684 	hop->initial_credits = credits;  in tb_dma_reserve_credits()
1691 	struct tb_path_hop *hop;  in tb_dma_init_rx_path()  local
1707 	hop = &path->hops[0];  in tb_dma_init_rx_path()
1708 	tmp = min(tb_usable_credits(hop->in_port), credits);  in tb_dma_init_rx_path()
1709 	hop->initial_credits = tmp;  in tb_dma_init_rx_path()
1710 	hop->in_port->dma_credits += tmp;  in tb_dma_init_rx_path()
1726 	struct tb_path_hop *hop;  in tb_dma_init_tx_path()  local
1736 	tb_path_for_each_hop(path, hop) {  in tb_dma_init_tx_path()
1739 		ret = tb_dma_reserve_credits(hop, credits);  in tb_dma_init_tx_path()
1747 static void tb_dma_release_credits(struct tb_path_hop *hop)  in tb_dma_release_credits()  argument
1749 	struct tb_port *port = hop->in_port;  in tb_dma_release_credits()
1752 		port->dma_credits -= hop->initial_credits;  in tb_dma_release_credits()
1755 			    hop->initial_credits);  in tb_dma_release_credits()
1761 	struct tb_path_hop *hop;  in tb_dma_destroy_path()  local
1763 	tb_path_for_each_hop(path, hop)  in tb_dma_destroy_path()
1764 		tb_dma_release_credits(hop);  in tb_dma_destroy_path()
2048 static void tb_usb3_init_credits(struct tb_path_hop *hop)  in tb_usb3_init_credits()  argument
2050 	struct tb_port *port = hop->in_port;  in tb_usb3_init_credits()
2063 	hop->initial_credits = credits;  in tb_usb3_init_credits()
2068 	struct tb_path_hop *hop;  in tb_usb3_init_path()  local
2078 	tb_path_for_each_hop(path, hop)  in tb_usb3_init_path()
2079 		tb_usb3_init_credits(hop);  in tb_usb3_init_path()
2153 		 * hop tunnel.  in tb_tunnel_discover_usb3()