32 	struct usb_request *req = &ep->ep0.req.req;  in ast_vhub_reply()
37 	if (WARN_ON(!ep->ep0.dir_in))  in ast_vhub_reply()
93 	memcpy_fromio(&crq, ep->ep0.setup, sizeof(crq));  in ast_vhub_ep0_handle_setup()
101 	       ep->ep0.state);  in ast_vhub_ep0_handle_setup()
113 	if (ep->ep0.state != ep0_state_token &&  in ast_vhub_ep0_handle_setup()
114 	    ep->ep0.state != ep0_state_stall) {  in ast_vhub_ep0_handle_setup()
120 	ep->ep0.state = ep0_state_data;  in ast_vhub_ep0_handle_setup()
121 	ep->ep0.dir_in = !!(crq.bRequestType & USB_DIR_IN);  in ast_vhub_ep0_handle_setup()
164 	writel(VHUB_EP0_CTRL_STALL, ep->ep0.ctlstat);  in ast_vhub_ep0_handle_setup()
165 	ep->ep0.state = ep0_state_stall;  in ast_vhub_ep0_handle_setup()
166 	ep->ep0.dir_in = false;  in ast_vhub_ep0_handle_setup()
171 	writel(VHUB_EP0_TX_BUFF_RDY, ep->ep0.ctlstat);  in ast_vhub_ep0_handle_setup()
172 	ep->ep0.state = ep0_state_status;  in ast_vhub_ep0_handle_setup()
173 	ep->ep0.dir_in = false;  in ast_vhub_ep0_handle_setup()
193 		ep->ep0.state = ep0_state_status;  in ast_vhub_ep0_do_send()
194 		writel(VHUB_EP0_RX_BUFF_RDY, ep->ep0.ctlstat);  in ast_vhub_ep0_do_send()
223 	writel(reg, ep->ep0.ctlstat);  in ast_vhub_ep0_do_send()
224 	writel(reg | VHUB_EP0_TX_BUFF_RDY, ep->ep0.ctlstat);  in ast_vhub_ep0_do_send()
233 	writel(VHUB_EP0_RX_BUFF_RDY, ep->ep0.ctlstat);  in ast_vhub_ep0_rx_prime()
260 		ep->ep0.state = ep0_state_status;  in ast_vhub_ep0_do_receive()
261 		writel(VHUB_EP0_TX_BUFF_RDY, ep->ep0.ctlstat);  in ast_vhub_ep0_do_receive()
276 	stat = readl(ep->ep0.ctlstat);  in ast_vhub_ep0_handle_ack()
282 		stat, ep->ep0.state, ep->ep0.dir_in, in_ack, req);  in ast_vhub_ep0_handle_ack()
284 	switch(ep->ep0.state) {  in ast_vhub_ep0_handle_ack()
296 		if ((ep->ep0.dir_in && (stat & VHUB_EP0_TX_BUFF_RDY)) ||  in ast_vhub_ep0_handle_ack()
297 		    (!ep->ep0.dir_in && (stat & VHUB_EP0_RX_BUFF_RDY)) ||  in ast_vhub_ep0_handle_ack()
298 		    (ep->ep0.dir_in != in_ack)) {  in ast_vhub_ep0_handle_ack()
314 		if (ep->ep0.dir_in)  in ast_vhub_ep0_handle_ack()
331 		if (ep->ep0.dir_in == in_ack) {  in ast_vhub_ep0_handle_ack()
347 		writel(VHUB_EP0_CTRL_STALL, ep->ep0.ctlstat);  in ast_vhub_ep0_handle_ack()
348 		ep->ep0.state = ep0_state_stall;  in ast_vhub_ep0_handle_ack()
350 		ep->ep0.state = ep0_state_token;  in ast_vhub_ep0_handle_ack()
389 	       u_req->short_not_ok, ep->ep0.dir_in);  in ast_vhub_ep0_queue()
401 	    ep->ep0.state == ep0_state_token ||  in ast_vhub_ep0_queue()
402 	    ep->ep0.state == ep0_state_stall) {  in ast_vhub_ep0_queue()
405 		       list_empty(&ep->queue), ep->ep0.state);  in ast_vhub_ep0_queue()
413 	if (ep->ep0.dir_in) {  in ast_vhub_ep0_queue()
419 		ep->ep0.state = ep0_state_status;  in ast_vhub_ep0_queue()
420 		writel(VHUB_EP0_TX_BUFF_RDY, ep->ep0.ctlstat);  in ast_vhub_ep0_queue()
456 		writel(VHUB_EP0_CTRL_STALL, ep->ep0.ctlstat);  in ast_vhub_ep0_dequeue()
457 		ep->ep0.state = ep0_state_status;  in ast_vhub_ep0_dequeue()
458 		ep->ep0.dir_in = false;  in ast_vhub_ep0_dequeue()
475 	struct ast_vhub_ep *ep = &dev->ep0;  in ast_vhub_reset_ep0()
478 	ep->ep0.state = ep0_state_token;  in ast_vhub_reset_ep0()
496 	ep->ep0.state = ep0_state_token;  in ast_vhub_init_ep0()
497 	INIT_LIST_HEAD(&ep->ep0.req.queue);  in ast_vhub_init_ep0()
498 	ep->ep0.req.internal = true;  in ast_vhub_init_ep0()
502 		ep->ep0.ctlstat = dev->regs + AST_VHUB_DEV_EP0_CTRL;  in ast_vhub_init_ep0()
503 		ep->ep0.setup = vhub->regs +  in ast_vhub_init_ep0()
510 		ep->ep0.ctlstat = vhub->regs + AST_VHUB_EP0_CTRL;  in ast_vhub_init_ep0()
511 		ep->ep0.setup = vhub->regs + AST_VHUB_SETUP0;  in ast_vhub_init_ep0()