tb_switch_tmu_init(9)

tb_switch_tmu_init(9) 🦋

Welcome to the Kernel API Manual, bestie — this is the page for tb_switch_tmu_init(9), and it's the lil setup moment before the TMU functions get to do their thing. 💅

🌈 NAME 🌈

tb_switch_tmu_init — Initialize switch TMU structures. ✨

🎀 SYNOPSIS 🎀

int tb_switch_tmu_init (struct tb_switch *sw );

🦋 ARGUMENTS 🦋

• sw — the switch to be initialized, aka the main character we're setting up. 🫶

🌸 DESCRIPTION 🌸

Okay so listen: this function must be called before other TMU related functions, fr fr. That's how you make sure the internal structures are filled in correctly. ✨

It does not change any hardware configuration — zero hardware glow-ups here, just the internal setup. 🙈

💖 RETURN 💖

• 0 on success. 🎉
• negative errno otherwise. 😭

🔥 SEE ALSO 🔥

• Kernel file ./drivers/thunderbolt/tmu.c
• tb_switch_tmu_post_time(9)
• tb_switch_tmu_disable(9)
• tb_switch_tmu_enable(9)
• tb_switch_tmu_configure(9)

Cute sign-off: brought to you by ./drivers/thunderbolt, dated October 2026, and filed under tb_switch_tmu_init(9). Slay. 💜