i3c_master_unregister(9)

✨ i3c_master_unregister(9) ✨

okay so bestie, welcome to the Kernel API Manual — today we're talking about i3c_master_unregister, and honestly? it's giving cleanup era 💅

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🌸 NAME 🌸

i3c_master_unregister — unregister an I3C master, aka the goodbye-girlie function 🫶

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🦋 SYNOPSIS 🦋

void i3c_master_unregister (struct i3c_master_controller *master );

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🎀 ARGUMENTS 🎀

• master — the master, i.e. the one used to send frames on the bus ✨

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💖 DESCRIPTION 💖

Basically undo everything done in i3c_master_register. like, the full reverse-slash un-registration arc 😭 she registered, she slayed, now she's unregistering. periodt.

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👑 SEE ALSO 👑

Kernel file ./drivers/i3c/master.c, plus the whole friend group bestie, no cap:

• i3c_bus_maintenance_lock(9)
• i3c_bus_maintenance_unlock(9)
• i3c_bus_normaluse_lock(9)
• i3c_bus_normaluse_unlock(9)
• i3c_master_queue_hotjoin(9)
• i3c_master_send_ccc_cmd_locked(9)
• i3c_master_get_free_addr(9)
• i3c_master_setaasa_locked(9)
• i3c_master_entdaa_locked(9)
• i3c_master_enec_disec_locked(9)
• i3c_master_disec_locked(9)
• i3c_master_enec_locked(9)
• i3c_master_defslvs_locked(9)
• i3c_master_reattach_i3c_dev_locked(9)
• i3c_master_has_wakeup_enabled_devs(9)
• i3c_master_dma_map_single(9)
• i3c_master_dma_unmap_single(9)
• i3c_master_set_info(9)
• i3c_master_bus_init(9)
• __i3c_master_add_i3c_dev_locked(9)
• i3c_master_add_i3c_dev_locked(9)
• i3c_master_do_daa_ext(9)
• i3c_master_do_daa(9)
• i3c_master_queue_ibi(9)
• i3c_generic_ibi_free_pool(9)
• i3c_generic_ibi_alloc_pool(9)
• i3c_generic_ibi_get_free_slot(9)
• i3c_generic_ibi_recycle_slot(9)
• i3c_master_register(9)
• i3c_dev_disable_ibi_locked(9)
• i3c_dev_enable_ibi_locked(9)
• i3c_dev_request_ibi_locked(9)
• i3c_dev_free_ibi_locked(9)

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and that's the whole page, icon behavior only 🧚💜

this absolute baddie of a manpage lives in ./drivers/i3c, dated October 2026, and it's literally filed under i3c_master_unregister(9) — k bye bestie, go unregister something responsibly 🌈⭐