intel_scu_ipc_dev_iowrite8(9)

💅 intel_scu_ipc_dev_iowrite8 💅

okay so welcome to the Kernel API Manual, bestie. this is the page for intel_scu_ipc_dev_iowrite8, and it's giving "one byte, one register, no drama." 💖

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✨ NAME ✨

intel_scu_ipc_dev_iowrite8 — Write a byte via the SCU. periodt. 💅

🌸 SYNOPSIS 🌸

the signature, verbatim, no edits:

int intel_scu_ipc_dev_iowrite8 (struct intel_scu_ipc_dev *scu , u16 addr
, u8 data );

🎀 ARGUMENTS 🎀

• scu — Optional SCU IPC instance. like, optional optional. 🫶
• addr — Register on SCU. that's the spot. ⭐
• data — Byte to write. the actual byte, the main character. 👑

🦋 DESCRIPTION 🦋

so the whole job is: Write a single register. that's it, that's the function. 💅

Returns 0 on success or an error code. no cap.

All locking between SCU accesses is handled for the caller. so you can just call her and not worry about the locking internals — she's got it. 🫶

😴 heads up, bestie: This function may sleep. like, that's literally in the manual, so take it seriously.

🌈 SEE ALSO 🌈

also peep the friends and the kernel file:

• Kernel file: ./drivers/platform/x86/intel_scu_ipc.c
• intel_scu_ipc_dev_get(9)
• intel_scu_ipc_dev_put(9)
• devm_intel_scu_ipc_dev_get(9)
• intel_scu_ipc_dev_ioread8(9)
• intel_scu_ipc_dev_readv(9)
• intel_scu_ipc_dev_writev(9)
• intel_scu_ipc_dev_update(9)
• intel_scu_ipc_dev_simple_command(9)
• intel_scu_ipc_dev_command_with_size(9)
• __intel_scu_ipc_register(9)
• intel_scu_ipc_unregister(9)
• __devm_intel_scu_ipc_register(9)

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okay bye bestie 👋💖 — source/version vibes: this page lives at ./drivers/platform/x86, dated October 2026, and it's the intel_scu_ipc_dev_iowrite8(9) manual. slay. ✨