cdns_hw_role_switch(9)

✨ NAME ✨

okay so this is cdns_hw_role_switch from the Kernel API Manual (section 9, bestie, the driver-adjacent one 💅) — it switch roles based on HW state. that's the whole vibe. the hardware says jump, this function asks how high 🫶

🌸 SYNOPSIS 🌸

int cdns_hw_role_switch (struct cdns *cdns );

it hands back an int, and it takes exactly one thing. no drama, no extra args, we love a low-maintenance icon ✨

🎀 ARGUMENTS 🎀

• cdns — the controller. that's it. that's the whole argument. it's giving "one (1) controller, please" 🍓

🦋 SEE ALSO 🦋

literally the whole friend group, no cap:

• Kernel file ./drivers/usb/cdns3/core.c — home base, go say hi 👋
• cdns_core_init_role(9)
• cdns_hw_role_state_machine(9)
• cdns_role_get(9)
• cdns_role_set(9)
• cdns_wakeup_irq(9)
• cdns_init(9)
• cdns_remove(9)

all of them are right there in ./drivers/usb/cdns3 if you wanna go read the source instead of the summary. iykyk 💀

ngl this page is short but it ate. every flag-free, option-free, environment-variable-free line of it. periodt 💖

and that's the page, bestie 🌈 — brought to you by ./drivers/usb/cdns3, dated October 2026, section 9 of the Kernel API Manual. go switch some roles, you main character 👑💜