cros_usbpd_register_notify(9)

hey bestie 💖 welcome to the cros_usbpd_register_notify(9) page from the Kernel API Manual — it's giving notifier-registration realness and we are obsessed ✨

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🎀 NAME 🎀

cros_usbpd_register_notify — Register a notifier callback for PD events. 💅

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🦋 SYNOPSIS 🦋

int cros_usbpd_register_notify (struct notifier_block *nb );

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🌸 ARGUMENTS 🌸

• nb — notifier block pointer to register 🫶

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✨ DESCRIPTION ✨

okay so on ACPI platforms, this corresponds to host events on the ECPD "GOOG0003" ACPI device 🔥

on non-ACPI platforms, this will filter mkbp events for USB PD events 👑

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💖 RETURN 💖

0 on success or negative error code 😭 that's it, that's the return vibe.

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🌈 SEE ALSO 🌈

• Kernel file ./drivers/platform/chrome/cros_usbpd_notify.c
• cros_usbpd_unregister_notify(9)

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mwah 💋 this little page lives under ./drivers/platform/chrome, dated October 2026, and it's literally called cros_usbpd_register_notify(9) — bye bestie 🫶🎀