ci_udc_start(9)

💫 ci_udc_start(9) — like, the Kernel API Manual page, bestie 💫

Okay so this one's from the Kernel API Manual (ci_udc_start(9)), and it's honestly giving "small page, big job" energy. Let's get into it 🫶

---

✨ NAME ✨

ci_udc_start — register a gadget driver 💅

---

🌸 SYNOPSIS 🌸

int ci_udc_start (struct usb_gadget *gadget , struct usb_gadget_driver
*driver );

Like, yes, that's the whole signature. It returns an int, bestie. Noted. 📝

---

🎀 ARGUMENTS 🎀

• gadget — our gadget 🦋 (that's it, that's the description, and honestly? iconic)
• driver — the driver being registered ✨

---

💖 DESCRIPTION 💖

Interrupts are enabled here. 👑

That's the whole description. No cap. One sentence. She said what she said and she left. 🎤⬇️

Lowkey obsessed with how this function gets a whole manpage section for one line. Main character energy fr fr. 💀

---

🔥 SEE ALSO 🔥

The kernel file lives at ./drivers/usb/chipidea/udc.c — go say hi to the whole squad in there 👋

• hw_ep_bit(9)
• hw_device_state(9)
• hw_ep_flush(9)
• hw_ep_disable(9)
• hw_ep_enable(9)
• hw_ep_get_halt(9)
• hw_ep_prime(9)
• hw_ep_set_halt(9)
• hw_port_is_high_speed(9)
• hw_test_and_clear_complete(9)
• hw_test_and_clear_intr_active(9)
• hw_test_and_clear_setup_guard(9)
• hw_test_and_set_setup_guard(9)
• hw_usb_set_address(9)
• hw_usb_reset(9)
• _usb_addr(9)
• _hardware_enqueue(9)
• free_pending_td(9)
• _hardware_dequeue(9)
• _ep_nuke(9)
• _gadget_stop_activity(9)
• isr_reset_handler(9)
• isr_get_status_complete(9)
• _ep_queue(9)
• isr_get_status_response(9)
• isr_setup_status_complete(9)
• isr_setup_status_phase(9)
• isr_tr_complete_low(9)
• isr_setup_packet_handler(9)
• isr_tr_complete_handler(9)
• udc_start(9)
• udc_stop(9)
• ci_hdrc_gadget_init(9)

---

That's a whole friend group right there and every single one of them got a (9) so you know they're manual-page famous. iykyk 🌈

---

Sign-off time, bestie 🎀 — this little beauty comes from ./drivers/usb/chipidea, dated October 2026. Periodt. 💜