tb_port_width_supported(9)

📦 version 7.3.1, in nixpkgs unstable

💖 tb_port_width_supported 💖

okay so this is the tb_port_width_supported(9) page from the kernel API manual — yes, the 9 manual, bestie. we're checking link-width vibes today, and honestly? it's giving hardware validation. 💅

✨ NAME ✨

tb_port_width_supported — Is the given link width supported

🌸 SYNOPSIS 🌸

bool tb_port_width_supported (struct tb_port *port , unsigned int width
);

🎀 ARGUMENTS 🎀

two little cuties go in here, and they both matter:

  • port — Port to check
  • width — Widths to check (bitmask)

🦋 DESCRIPTION 🦋

Can be called to any lane adapter. It checks if given width is supported by the hardware. That's the whole assignment, no cap. Any lane adapter — like, don't overthink it, bestie. 💅

🌈 RETURN 🌈

true if link width is supported, false otherwise. slay. ✨

👑 SEE ALSO 👑

the whole friend group plus the kernel file doing the work:

Kernel file: ./drivers/thunderbolt/switch.c

mwah 💋 — source/version: ./drivers/thunderbolt; date: October 2026. tb_port_width_supported(9) out, byeee 🫶💖

📦 where this page comes from