ep0_end_in_req(9)

💅 ep0_end_in_req(9) 💅

okay so bestie, welcome to the Kernel API Manual corner of the group chat. This page is short and iconic: it's all about wrapping up a control endpoint IN request. 🦋

🎀 NAME 🎀

ep0_end_in_req — ends control endpoint IN request (ends data stage). periodt. ✨

📜 SYNOPSIS 📜

void ep0_end_in_req (struct pxa_ep *ep , struct pxa27x_request *req , unsigned long *pflags );

🫶 ARGUMENTS 🫶

• ep — physical endpoint
• req — pxa request
• pflags — flags of previous spinlock_irq_save or NULL if no lock held

🔒 CONTEXT 🔒

ep->lock held or released (see req_done). iykyk. 💅

💖 DESCRIPTION 💖

Ends control endpoint IN request (completes usb request), and puts control endpoint into status state. That's the whole move: finish the IN request, complete the usb request, and put the control endpoint into status state. no cap. 🎀

🌈 SEE ALSO 🌈

Kernel file ./drivers/usb/gadget/udc/pxa27x_udc.c — and the whole (9) crew: is_match_usb_pxa(9), find_pxa_ep(9), update_pxa_ep_matches(9), pio_irq_enable(9), pio_irq_disable(9), udc_set_mask_UDCCR(9), udc_clear_mask_UDCCR(9), ep_write_UDCCSR(9), ep_count_bytes_remain(9), ep_is_empty(9), ep_is_full(9), epout_has_pkt(9), set_ep0state(9), ep0_idle(9), inc_ep_stats_reqs(9), inc_ep_stats_bytes(9), pxa_ep_setup(9), pxa_eps_setup(9), pxa_ep_alloc_request(9), pxa_ep_free_request(9), ep_add_request(9), ep_del_request(9), req_done(9), ep_end_out_req(9), ep0_end_out_req(9), ep_end_in_req(9), nuke(9), read_packet(9), write_packet(9), read_fifo(9), write_fifo(9), read_ep0_fifo(9), write_ep0_fifo(9), pxa_ep_queue(9), pxa_ep_dequeue(9), pxa_ep_set_halt(9), pxa_ep_fifo_status(9), pxa_ep_fifo_flush(9), pxa_ep_enable(9), pxa_ep_disable(9), dplus_pullup(9), pxa_udc_get_frame(9), pxa_udc_wakeup(9), should_enable_udc(9), should_disable_udc(9), pxa_udc_pullup(9), pxa_udc_vbus_session(9), pxa_udc_vbus_draw(9), pxa_udc_phy_event(9), udc_disable(9), udc_init_data(9), udc_enable(9), pxa27x_udc_start(9), stop_activity(9), pxa27x_udc_stop(9), handle_ep0_ctrl_req(9), handle_ep0(9), handle_ep(9), pxa27x_change_configuration(9), pxa27x_change_interface(9), irq_udc_suspend(9), irq_udc_resume(9), irq_udc_reconfig(9), irq_udc_reset(9), pxa_udc_irq(9), pxa_udc_probe(9), pxa_udc_remove(9), pxa_udc_suspend(9), pxa_udc_resume(9). obsessed with this list tbh. 💜

made with 💖 from source/version ./drivers/usb/gadget/udc, dated October 2026, for the ep0_end_in_req(9) page — mwah 💋