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/linux-6.15/drivers/usb/gadget/udc/aspeed-vhub/
H A Dep0.c36 if (WARN_ON(!ep->ep0.dir_in)) in ast_vhub_reply()
100 ep->ep0.state); in ast_vhub_ep0_handle_setup()
165 ep->ep0.dir_in = false; in ast_vhub_ep0_handle_setup()
172 ep->ep0.dir_in = false; in ast_vhub_ep0_handle_setup()
222 writel(reg, ep->ep0.ctlstat); in ast_vhub_ep0_do_send()
288 stat, ep->ep0.state, ep->ep0.dir_in, in_ack, req); in ast_vhub_ep0_handle_ack()
290 switch(ep->ep0.state) { in ast_vhub_ep0_handle_ack()
320 if (ep->ep0.dir_in) in ast_vhub_ep0_handle_ack()
419 if (ep->ep0.dir_in) { in ast_vhub_ep0_queue()
464 ep->ep0.dir_in = false; in ast_vhub_ep0_dequeue()
[all …]
H A Ddev.c38 ast_vhub_ep0_handle_ack(&d->ep0, true); in ast_vhub_dev_irq()
40 ast_vhub_ep0_handle_ack(&d->ep0, false); in ast_vhub_dev_irq()
42 ast_vhub_ep0_handle_setup(&d->ep0); in ast_vhub_dev_irq()
71 writel(d->ep0.buf_dma, d->regs + AST_VHUB_DEV_EP0_DATA); in ast_vhub_dev_enable()
177 return ast_vhub_simple_reply(&d->ep0, st0, 0); in ast_vhub_dev_status()
202 return ast_vhub_simple_reply(&d->ep0, st0, 0); in ast_vhub_ep_status()
556 ast_vhub_init_ep0(vhub, &d->ep0, d); in ast_vhub_init_dev()
588 d->gadget.ep0 = &d->ep0.ep; in ast_vhub_init_dev()
H A Dcore.c144 ast_vhub_ep0_handle_ack(&vhub->ep0, true); in ast_vhub_irq()
146 ast_vhub_ep0_handle_ack(&vhub->ep0, false); in ast_vhub_irq()
148 ast_vhub_ep0_handle_setup(&vhub->ep0); in ast_vhub_irq()
233 writel(vhub->ep0.buf_dma, vhub->regs + AST_VHUB_EP0_DATA); in ast_vhub_init_hw()
390 ast_vhub_init_ep0(vhub, &vhub->ep0, NULL); in ast_vhub_probe()
H A DMakefile3 aspeed-vhub-y := core.o ep0.o epn.o dev.o hub.o
H A Dvhub.h308 } ep0; member
360 struct ast_vhub_ep ep0; member
397 struct ast_vhub_ep ep0; member
/linux-6.15/tools/usb/ffs-aio-example/simple/device_app/
H A Daio_simple.c188 pfds[0].fd = ep0; in handle_ep0()
203 write(ep0, NULL, 0); in handle_ep0()
205 read(ep0, NULL, 0); in handle_ep0()
227 int ep0; in main() local
253 ep0 = open(ep_path, O_RDWR); in main()
254 if (ep0 < 0) { in main()
299 FD_SET(ep0, &rfds); in main()
302 ret = select(((ep0 > evfd) ? ep0 : evfd)+1, in main()
311 if (FD_ISSET(ep0, &rfds)) in main()
312 handle_ep0(ep0, &ready); in main()
[all …]
/linux-6.15/tools/usb/ffs-aio-example/multibuff/device_app/
H A Daio_multibuff.c181 ret = read(ep0, &event, sizeof(event)); in handle_ep0()
190 write(ep0, NULL, 0); in handle_ep0()
192 read(ep0, NULL, 0); in handle_ep0()
240 int ep0, ep1; in main() local
264 ep0 = open(ep_path, O_RDWR); in main()
265 if (ep0 < 0) { in main()
304 FD_SET(ep0, &rfds); in main()
307 ret = select(((ep0 > evfd) ? ep0 : evfd)+1, in main()
316 if (FD_ISSET(ep0, &rfds)) in main()
317 handle_ep0(ep0, &ready); in main()
[all …]
/linux-6.15/drivers/usb/gadget/udc/
H A Drenesas_usbf.c1794 ep0->disabled = 0; in usbf_ep0_enable()
1930 if (!ep0->is_in) in usbf_ep0_queue()
2457 dev_dbg(ep0->udc->dev, in usbf_handle_ep0_setup()
2469 ep0->is_in = 1; in usbf_handle_ep0_setup()
2474 ep0->is_in = 0; in usbf_handle_ep0_setup()
2478 ep0->is_in = 1; in usbf_handle_ep0_setup()
2559 ep0->is_in = 0; in usbf_handle_ep0_out_status_start()
2585 ep0->is_in = 1; in usbf_handle_ep0_in_status_start()
2629 ep0->status = usbf_ep_reg_readl(ep0, USBF_REG_EP0_STATUS); in usbf_ep0_interrupt()
2630 usbf_ep_reg_writel(ep0, USBF_REG_EP0_STATUS, ~ep0->status); in usbf_ep0_interrupt()
[all …]
H A Dudc-xilinx.c1003 struct xusb_udc *udc = ep0->udc; in __xudc_ep0_queue()
1011 if (!list_empty(&ep0->queue)) { in __xudc_ep0_queue()
1057 struct xusb_udc *udc = ep0->udc; in xudc_ep0_queue()
1062 ret = __xudc_ep0_queue(ep0, req); in xudc_ep0_queue()
1587 ret = __xudc_ep0_queue(ep0, req); in xudc_setaddress()
1644 ret = __xudc_ep0_queue(ep0, req); in xudc_getstatus()
1767 xudc_nuke(ep0, -ECONNRESET); in xudc_handle_setup()
1836 xudc_done(ep0, req, 0); in xudc_ep0_out()
1843 (ep0->rambase << 2)); in xudc_ep0_out()
1901 xudc_done(ep0, req, 0); in xudc_ep0_in()
[all …]
H A Dlpc32xx_udc.c1457 done(ep0, req, 0); in udc_ep0_in_req()
1473 done(ep0, req, 0); in udc_ep0_in_req()
1492 done(ep0, req, 0); in udc_ep0_out_req()
1510 done(ep0, req, 0); in udc_ep0_out_req()
2185 nuke(ep0, -EPROTO); in udc_handle_ep0_setup()
2202 ep0->is_in = 1; in udc_handle_ep0_setup()
2204 ep0->is_in = 0; in udc_handle_ep0_setup()
2301 if (!ep0->is_in) in udc_handle_ep0_setup()
2325 ep0->totalints++; in udc_handle_ep0_in()
2360 ep0->totalints++; in udc_handle_ep0_out()
[all …]
H A Dat91_udc.c1277 u32 __iomem *creg = ep0->creg; in handle_ep0()
1282 nuke(ep0, -EPROTO); in handle_ep0()
1291 nuke(ep0, 0); in handle_ep0()
1293 handle_setup(udc, ep0, csr); in handle_ep0()
1297 if (list_empty(&ep0->queue)) in handle_ep0()
1308 if (req && ep0->is_in) { in handle_ep0()
1309 if (handle_ep(ep0)) in handle_ep0()
1351 if (!ep0->is_in) { in handle_ep0()
1353 if (handle_ep(ep0)) { in handle_ep0()
1392 done(ep0, req, 0); in handle_ep0()
[all …]
/linux-6.15/drivers/usb/mtu3/
H A Dmtu3_gadget_ep0.c59 mtu3_req_complete(mtu->ep0, req, 0); in ep0_req_giveback()
196 mtu->ep0_req.mep = mtu->ep0; in ep0_set_sel()
265 mtu->ep0_req.mep = mtu->ep0; in ep0_get_status()
535 ep0_read_fifo(mtu->ep0, buf, count); in ep0_rx_state()
539 maxp = mtu->g.ep0->maxpacket; in ep0_rx_state()
577 maxp = mtu->g.ep0->maxpacket; in ep0_tx_state()
584 ep0_write_fifo(mtu->ep0, src, count); in ep0_tx_state()
664 ep0_stall_set(mtu->ep0, true, in ep0_handle_setup()
723 ep0_stall_set(mtu->ep0, false, 0); in mtu3_ep0_isr()
772 ep0_stall_set(mtu->ep0, true, 0); in mtu3_ep0_isr()
[all …]
/linux-6.15/drivers/usb/host/
H A Dfhci-tds.c100 ep = usb->ep0; in fhci_ep0_free()
136 usb->ep0 = NULL; in fhci_ep0_free()
224 usb->ep0 = ep; in fhci_create_ep()
279 struct endpoint *ep = usb->ep0; in fhci_td_transaction_confirm()
385 struct endpoint *ep = usb->ep0; in fhci_host_transaction()
472 struct endpoint *ep = usb->ep0; in fhci_flush_bds()
528 struct endpoint *ep = usb->ep0; in fhci_flush_actual_frame()
592 struct endpoint *ep = usb->ep0; in fhci_host_transmit_actual_frame()
H A Dfhci-sched.c36 cq_put(&usb->ep0->empty_frame_Q, pkt); in recycle_frame()
56 cq_put(&usb->ep0->dummy_packets_Q, pkt->data); in fhci_transaction_confirm()
212 pkt = cq_get(&usb->ep0->empty_frame_Q); in add_packet()
221 data = cq_get(&usb->ep0->dummy_packets_Q); in add_packet()
245 cq_put(&usb->ep0->dummy_packets_Q, pkt->data); in add_packet()
319 fhci_push_dummy_bd(usb->ep0); in scan_ed_list()
516 fhci_push_dummy_bd(usb->ep0); in fhci_frame_limit_timer_irq()
/linux-6.15/drivers/usb/usbip/
H A Dvudc_sysfs.c26 struct vep *ep0 = to_vep(udc->gadget.ep0); in get_gadget_descs() local
47 usb_req = list_last_entry(&ep0->req_queue, struct vrequest, req_entry); in get_gadget_descs()
61 usb_gadget_giveback_request(&(ep0->ep), &(usb_req->req)); in get_gadget_descs()
/linux-6.15/drivers/usb/cdns3/
H A DMakefile18 cdns3-$(CONFIG_USB_CDNS3_GADGET) += cdns3-gadget.o cdns3-ep0.o
40 cdnsp-mem.o cdnsp-ep0.o
/linux-6.15/drivers/usb/gadget/legacy/
H A Dinode.c939 (void) usb_ep_set_halt (dev->gadget->ep0); in ep0_read()
944 struct usb_ep *ep = dev->gadget->ep0; in ep0_read()
1002 clean_req (dev->gadget->ep0, dev->req); in ep0_read()
1153 dev->gadget->ep0, dev->req, in ep0_write()
1159 clean_req (dev->gadget->ep0, dev->req); in ep0_write()
1169 (void) usb_ep_set_halt (dev->gadget->ep0); in ep0_write()
1495 value = setup_req (gadget->ep0, dev->req, in gadgetfs_setup()
1507 clean_req (gadget->ep0, dev->req); in gadgetfs_setup()
1666 gadget->ep0->driver_data = NULL; in gadgetfs_unbind()
1671 usb_ep_free_request (gadget->ep0, dev->req); in gadgetfs_unbind()
[all …]
H A Ddbgp.c226 usb_ep_free_request(gadget->ep0, dbgp.req); in dbgp_unbind()
284 dbgp.req = usb_ep_alloc_request(gadget->ep0, GFP_KERNEL); in dbgp_bind()
367 device_desc.bMaxPacketSize0 = gadget->ep0->maxpacket; in dbgp_setup()
401 return usb_ep_queue(gadget->ep0, req, GFP_ATOMIC); in dbgp_setup()
/linux-6.15/Documentation/usb/
H A Dfunctionfs.rst19 mounted provides an "ep0" file. User space driver need to
35 configuration changes to (say) endpoint 2)). "ep0" is used
70 have been written to their ep0's.
87 IOCTLs have to be performed on a data endpoint (ie. not ep0). They are:
/linux-6.15/drivers/usb/dwc3/
H A Dep0.c865 struct dwc3_ep *ep0; in dwc3_ep0_complete_data() local
872 ep0 = dwc->eps[0]; in dwc3_ep0_complete_data()
876 trace_dwc3_complete_trb(ep0, trb); in dwc3_ep0_complete_data()
878 r = next_request(&ep0->pending_list); in dwc3_ep0_complete_data()
886 dwc3_gadget_giveback(ep0, r, -ECONNRESET); in dwc3_ep0_complete_data()
897 if ((IS_ALIGNED(ur->length, ep0->endpoint.maxpacket) && in dwc3_ep0_complete_data()
901 trace_dwc3_complete_trb(ep0, trb); in dwc3_ep0_complete_data()
914 dwc3_gadget_giveback(ep0, r, 0); in dwc3_ep0_complete_data()
/linux-6.15/drivers/usb/gadget/
H A Dcomposite.c921 qual->bMaxPacketSize0 = cdev->gadget->ep0->maxpacket; in device_qual()
1812 gadget->ep0->driver_data = cdev; in composite_setup()
1833 cdev->gadget->ep0->maxpacket; in composite_setup()
2295 composite_setup_complete(gadget->ep0, req); in composite_setup()
2450 gadget->ep0->driver_data = cdev; in composite_dev_prepare()
2471 usb_ep_free_request(gadget->ep0, cdev->req); in composite_dev_prepare()
2477 struct usb_ep *ep0) in composite_os_desc_req_prepare() argument
2491 usb_ep_free_request(ep0, cdev->os_desc_req); in composite_os_desc_req_prepare()
2520 usb_ep_dequeue(cdev->gadget->ep0, cdev->req); in composite_dev_cleanup()
2524 usb_ep_free_request(cdev->gadget->ep0, cdev->req); in composite_dev_cleanup()
[all …]
/linux-6.15/drivers/usb/gadget/udc/cdns2/
H A DMakefile6 cdns2-udc-pci-$(CONFIG_USB_CDNS2_UDC) += cdns2-pci.o cdns2-gadget.o cdns2-ep0.o
/linux-6.15/drivers/usb/gadget/udc/bdc/
H A Dbdc_udc.c86 bdc->gadget.ep0->maxpacket = EP0_MAX_PKT_SIZE; in bdc_uspc_connected()
98 bdc->gadget.ep0->maxpacket = 64; in bdc_uspc_connected()
104 bdc->gadget.ep0->maxpacket = 64; in bdc_uspc_connected()
110 bdc->gadget.ep0->maxpacket = 8; in bdc_uspc_connected()
/linux-6.15/Documentation/ABI/testing/
H A Dconfigfs-usb-gadget-ffs13 strings to ep0, so the gadget can be
/linux-6.15/drivers/usb/core/
H A Dusb.c675 INIT_LIST_HEAD(&dev->ep0.urb_list); in usb_alloc_dev()
676 dev->ep0.desc.bLength = USB_DT_ENDPOINT_SIZE; in usb_alloc_dev()
677 dev->ep0.desc.bDescriptorType = USB_DT_ENDPOINT; in usb_alloc_dev()
679 usb_enable_endpoint(dev, &dev->ep0, false); in usb_alloc_dev()

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