tb_lc_dp_sink_dealloc(9)

💅 tb_lc_dp_sink_dealloc — De-allocate DP sink

okay so bestie, you opened the tb_lc_dp_sink_dealloc(9) page in the Kernel API Manual and it’s giving “tiny function, very specific cleanup job.” let’s get into it ✨

🌸 NAME 🌸

tb_lc_dp_sink_dealloc — De-allocate DP sink. that’s literally the whole name, no cap.

🎀 SYNOPSIS 🎀

int tb_lc_dp_sink_dealloc (struct tb_switch *sw , struct tb_port *in );

🦋 ARGUMENTS 🦋

• sw — the switch whose DP sink is de-allocated. yes, that switch 💖
• in — the DP IN port whose DP sink is de-allocated. it’s the port, bestie 🫶

⭐ DESCRIPTION ⭐

This de-allocates the DP sink from in using LC SNK_ALLOCATION registers. that’s the vibe: sink allocation cleanup, periodt ✨

🔥 RETURN 🔥

0 on success, negative errno otherwise. slay when it’s 0; if it’s negative, it’s giving error energy 😭

👑 SEE ALSO 👑

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

• tb_lc_read_uuid(9)
• tb_lc_reset_port(9)
• tb_lc_configure_port(9)
• tb_lc_unconfigure_port(9)
• tb_lc_configure_xdomain(9)
• tb_lc_unconfigure_xdomain(9)
• tb_lc_start_lane_initialization(9)
• tb_lc_is_clx_supported(9)
• tb_lc_is_usb_plugged(9)
• tb_lc_is_xhci_connected(9)
• tb_lc_xhci_connect(9)
• tb_lc_xhci_disconnect(9)
• tb_lc_set_wake(9)
• tb_lc_set_sleep(9)
• tb_lc_lane_bonding_possible(9)
• tb_lc_dp_sink_query(9)
• tb_lc_dp_sink_alloc(9)
• tb_lc_force_power(9)

fr fr, this see-also list is your little group chat of related LC functions — keep it close 💜

xoxo, your ./drivers/thunderbolt source, dated October 2026 — tb_lc_dp_sink_dealloc(9) signing off 💋