cdns3_req_ep0_set_sel(9)

🎀 cdns3_req_ep0_set_sel(9) 🎀

okay so this is a page from the Kernel API Manual, and today’s main character is cdns3_req_ep0_set_sel — yes bestie, we’re doing kernel USB stuff and it’s giving very specific kernel function energy. ✨

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🌸 NAME 🌸

cdns3_req_ep0_set_sel — Handling of SET_SEL standard USB request. 🫶

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🦋 SYNOPSIS 🦋

int cdns3_req_ep0_set_sel (struct cdns3_device *priv_dev , struct
       usb_ctrlrequest *ctrl_req );

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✨ ARGUMENTS ✨

• priv_dev — extended gadget object
• ctrl_req — pointer to received setup packet

Both are literally right there in the signature, bestie. No cap. 💅

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💅 DESCRIPTION 💅

Returns 0 if success, error code on error.

That’s it. That’s the description. 0 = success, error code = error. Slay. 🎀

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🌈 SEE ALSO 🌈

Kernel file ./drivers/usb/cdns3/cdns3-ep0.c is the home base, and here’s the whole friend group:

• 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_isoch_delay(9)
• cdns3_ep0_standard_request(9)
• cdns3_ep0_setup_phase(9)
• cdns3_check_new_setup(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)

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source/version check: this page comes from ./drivers/usb/cdns3, dated October 2026, and it’s the cdns3_req_ep0_set_sel(9) manual page. k thx bye, go handle that SET_SEL request 💖✨