rio_get_host_deviceid_lock(9)

🌸 rio_get_host_deviceid_lock(9) 🌸

okay bestie, this is the Kernel API Manual page for rio_get_host_deviceid_lock, and it's lowkey a little legend. no cap, we're keeping every detail. 💖

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🎀 NAME 🎀

rio_get_host_deviceid_lock — Reads the Host Device ID Lock CSR on a device. 💅

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✨ SYNOPSIS ✨

u16 rio_get_host_deviceid_lock (struct rio_mport *port , u8 hopcount );

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🫶 ARGUMENTS 🫶

• port — Master port to send transaction. 🚀
• hopcount — Number of hops to the device. 🦋

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🌈 DESCRIPTION 🌈

okay so, this one is used during enumeration to read the Host Device ID Lock CSR on a RIO device, and it returns the value of the lock register. that's the whole vibe, fr fr — it's literally handing you the lock-register value. 💖

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🧚 SEE ALSO 🧚

Kernel file: ./drivers/rapidio/rio-scan.c 📁

the whole squad, in order, no cap 👑:

• rio_destid_alloc(9)
• rio_destid_reserve(9)
• rio_destid_free(9)
• rio_destid_first(9)
• rio_destid_next(9)
• rio_get_device_id(9)
• rio_set_device_id(9)
• rio_clear_locks(9)
• rio_enum_host(9)
• rio_device_has_destid(9)
• rio_release_dev(9)
• rio_is_switch(9)
• rio_setup_device(9)
• rio_sport_is_active(9)
• rio_enum_peer(9)
• rio_enum_complete(9)
• rio_disc_peer(9)
• rio_mport_is_active(9)
• rio_update_route_tables(9)
• rio_init_em(9)
• rio_enum_mport(9)
• rio_build_route_tables(9)
• rio_disc_mport(9)
• rio_basic_attach(9)

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and that's the page, bestie! footer vibes: source/version ./drivers/rapidio 🫶 date October 2026 🎀 page rio_get_host_deviceid_lock(9) 💖