tb_switch_tmu_enable(9)

✨ tb_switch_tmu_enable(9) ✨

okay so bestie, welcome to the Kernel API Manual — this is the whole vibe for tb_switch_tmu_enable, and ngl it's a little cutie of a function that just... turns a thing on. iconic behavior honestly 🎀

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🌸 NAME 🌸

tb_switch_tmu_enable — Enable TMU on a router 💅

✨ SYNOPSIS ✨

int tb_switch_tmu_enable (struct tb_switch *sw );

🦋 ARGUMENTS 🦋

• sw — the Router whose TMU you're about to enable. yes, that one. the main character 🫶

👑 DESCRIPTION 👑

so here's the tea ☕ — this function enables the TMU of a router, and it can land in one of these modes:

• uni-directional Normal
• uni-directional HiFi
• bi-directional HiFi

but bestie, listen to me: calling tb_switch_tmu_configure is required before calling this function. like, mandatory mandatory. no skipping, no "I'll do it later", none of that 🙈

🔥 RETURN 🔥

• 0 on success 🎉
• negative errno otherwise 😭 (it's giving "something went wrong", iykyk)

🌈 SEE ALSO 🌈

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

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friendly reminder from your girl: configure first. that's it. that's the whole warning. do NOT come for me when it doesn't work because you skipped tb_switch_tmu_configure. 💀

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okay that's the whole page, you ate that 💖 this lil masterpiece lives in ./drivers/thunderbolt and it's dated October 2026 — so yes, she's from the future, we stan a forward-thinking icon 👑✨ periоdt.