xudc_free_request(9)

💖 NAME 💖

okay so bestie, welcome to the xudc_free_request(9) page in the Kernel API Manual. This function is lowkey simple and highkey iconic: it releases the request from queue. that’s it, that’s the whole vibe. 💅✨

✨ SYNOPSIS ✨

void xudc_free_request (struct usb_ep *_ep , struct usb_request *_req );

🎀 ARGUMENTS 🎀

• _ep — pointer to the usb device endpoint structure. your endpoint bestie 🫶
• _req — pointer to the usb request structure. the request in question, slay 💌

🌈 SEE ALSO 🌈

Kernel file ./drivers/usb/gadget/udc/udc-xilinx.c — that’s where this whole friend group lives. here’s the full squad, no cap:

• struct xusb_req(9)
• struct xusb_ep(9)
• struct xusb_udc(9)
• xudc_write32(9)
• xudc_read32(9)
• xudc_write32_be(9)
• xudc_read32_be(9)
• xudc_wrstatus(9)
• xudc_epconfig(9)
• xudc_start_dma(9)
• xudc_dma_send(9)
• xudc_dma_receive(9)
• xudc_eptxrx(9)
• xudc_done(9)
• xudc_read_fifo(9)
• xudc_write_fifo(9)
• xudc_nuke(9)
• xudc_ep_set_halt(9)
• __xudc_ep_enable(9)
• xudc_ep_enable(9)
• xudc_ep_disable(9)
• xudc_ep_alloc_request(9)
• __xudc_ep0_queue(9)
• xudc_ep0_queue(9)
• xudc_ep_queue(9)
• xudc_ep_dequeue(9)
• xudc_ep0_enable(9)
• xudc_ep0_disable(9)
• xudc_get_frame(9)
• xudc_wakeup(9)
• xudc_pullup(9)
• xudc_eps_init(9)
• xudc_stop_activity(9)
• xudc_start(9)
• xudc_stop(9)
• xudc_clear_stall_all_ep(9)
• xudc_startup_handler(9)
• xudc_ep0_stall(9)
• xudc_setaddress(9)
• xudc_getstatus(9)
• xudc_set_clear_feature(9)
• xudc_handle_setup(9)
• xudc_ep0_out(9)
• xudc_ep0_in(9)
• xudc_ctrl_ep_handler(9)
• xudc_nonctrl_ep_handler(9)
• xudc_irq(9)
• xudc_probe(9)
• xudc_remove(9)

and that’s the page, bestie 🫶 this little icon is signed off in the Kernel API Manual, source/version ./drivers/usb/gadget/udc, dated October 2026. mwah 💋✨