tb_port_has_remote(9)

✨ NAME ✨

okay so bestie, meet tb_port_has_remote(9) from the Kernel API Manual 💖 — it's literally answering the question: does the port have switch connected downstream? 🦋 no cap.

✨ SYNOPSIS ✨

bool tb_port_has_remote (const struct tb_port *port );

✨ ARGUMENTS ✨

• port — the port to check, bestie 🫶

✨ RETURN ✨

It returns true only when the port is primary port and has remote set. That's the whole vibe check ✅💅

✨ SEE ALSO ✨

The Kernel file is ./drivers/thunderbolt/tb.h, and the cross-reference squad is huge — every single one is here, periodt 👑✨:

• struct tb_nvm(9)
• enum tb_switch_tmu_mode(9)
• struct tb_switch_tmu(9)
• struct tb_switch(9)
• struct tb_bandwidth_group(9)
• struct tb_port(9)
• struct usb4_port(9)
• struct tb_retimer(9)
• struct tb_path_hop(9)
• enum tb_path_port(9)
• struct tb_path(9)
• struct tb_cm_ops(9)
• tb_upstream_port(9)
• tb_is_upstream_port(9)
• tb_domain_event(9)
• tb_switch_for_each_port(9)
• tb_switch_downstream_port(9)
• tb_switch_depth(9)
• tb_switch_is_icm(9)
• tb_switch_tmu_is_configured(9)
• tb_switch_tmu_is_enabled(9)
• tb_switch_clx_is_enabled(9)
• tb_port_path_direction_downstream(9)
• tb_for_each_port_on_path(9)
• tb_for_each_upstream_port_on_path(9)
• tb_path_for_each_hop(9)
• tb_downstream_route(9)
• tb_xdomain_downstream_port(9)
• usb4_switch_version(9)
• tb_switch_is_usb4(9)
• enum usb4_sb_target(9)
• enum usb4_margin_sw_error_counter(9)
• struct usb4_port_margining_params(9)

🎀 cute sign-off: source ./drivers/thunderbolt, date October 2026, and this iconic page is tb_port_has_remote(9) — slay and goodbye, bestie 💜✨