cdns3_check_new_setup(9)

👑 cdns3_check_new_setup(9) 👑

okay so this is the Kernel API Manual entry for cdns3_check_new_setup(9), and it's giving “tiny helper with one very specific job” energy. Bestie, it checks if the controller received a new SETUP packet. No cap. 💅

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✨ NAME ✨

cdns3_check_new_setup — check if controller receive new SETUP packet. 🎀

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✨ SYNOPSIS ✨

bool cdns3_check_new_setup (struct cdns3_device *priv_dev );

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🎀 ARGUMENTS 🎀

• priv_dev — the extended gadget object, bestie. That's the one and only argument. 🫶

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🦋 DESCRIPTION 🦋

okay so real talk: the SETUP packet can be kept in on-chip memory or in system memory. Those are the two spots it can live, and that's the whole vibe. ✨

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💜 SEE ALSO 💜

kernel file ./drivers/usb/cdns3/cdns3-ep0.c and the whole squad:

• cdns3_ep0_run_transfer(9)
• cdns3_ep0_delegate_req(9)
• cdns3_req_ep0_set_configuration(9)
• cdns3_req_ep0_set_address(9)
• cdns3_req_ep0_get_status(9)
• cdns3_req_ep0_handle_feature(9)
• cdns3_req_ep0_set_sel(9)
• cdns3_req_ep0_set_isoch_delay(9)
• cdns3_ep0_standard_request(9)
• cdns3_ep0_setup_phase(9)
• cdns3_check_ep0_interrupt_proceed(9)
• cdns3_gadget_ep0_enable(9)
• cdns3_gadget_ep0_disable(9)
• cdns3_gadget_ep0_set_halt(9)
• cdns3_gadget_ep0_queue(9)
• cdns3_gadget_ep_set_wedge(9)
• cdns3_ep0_config(9)
• cdns3_init_ep0(9)

xoxo from your kernel bestie — source ./drivers/usb/cdns3, dated October 2026 💖✨