20 int usb_ether_register(struct udevice *dev, struct ueth_data *ueth, int rxsize)  in usb_ether_register()  argument
33 	ueth->ifnum = ifnum;  in usb_ether_register()
34 	ueth->subclass = iface_desc->bInterfaceSubClass;  in usb_ether_register()
35 	ueth->protocol = iface_desc->bInterfaceProtocol;  in usb_ether_register()
48 				ueth->ep_in = ep_addr &  in usb_ether_register()
52 				ueth->ep_out = ep_addr &  in usb_ether_register()
61 			ueth->ep_int = iface->ep_desc[i].bEndpointAddress &  in usb_ether_register()
63 			ueth->irqinterval = iface->ep_desc[i].bInterval;  in usb_ether_register()
66 	debug("Endpoints In %d Out %d Int %d\n", ueth->ep_in, ueth->ep_out,  in usb_ether_register()
67 	      ueth->ep_int);  in usb_ether_register()
70 	if (!ueth->ep_in || !ueth->ep_out || !ueth->ep_int) {  in usb_ether_register()
75 	ueth->rxsize = rxsize;  in usb_ether_register()
76 	ueth->rxbuf = memalign(ARCH_DMA_MINALIGN, rxsize);  in usb_ether_register()
77 	if (!ueth->rxbuf)  in usb_ether_register()
86 	ueth->pusb_dev = udev;  in usb_ether_register()
91 int usb_ether_deregister(struct ueth_data *ueth)  in usb_ether_deregister()  argument
96 int usb_ether_receive(struct ueth_data *ueth, int rxsize)  in usb_ether_receive()  argument
101 	if (rxsize > ueth->rxsize)  in usb_ether_receive()
103 	ret = usb_bulk_msg(ueth->pusb_dev,  in usb_ether_receive()
104 			   usb_rcvbulkpipe(ueth->pusb_dev, ueth->ep_in),  in usb_ether_receive()
105 			   ueth->rxbuf, rxsize, &actual_len,  in usb_ether_receive()
116 	ueth->rxlen = actual_len;  in usb_ether_receive()
117 	ueth->rxptr = 0;  in usb_ether_receive()
122 void usb_ether_advance_rxbuf(struct ueth_data *ueth, int num_bytes)  in usb_ether_advance_rxbuf()  argument
124 	ueth->rxptr += num_bytes;  in usb_ether_advance_rxbuf()
125 	if (num_bytes < 0 || ueth->rxptr >= ueth->rxlen)  in usb_ether_advance_rxbuf()
126 		ueth->rxlen = 0;  in usb_ether_advance_rxbuf()
129 int usb_ether_get_rx_bytes(struct ueth_data *ueth, uint8_t **ptrp)  in usb_ether_get_rx_bytes()  argument
131 	if (!ueth->rxlen)  in usb_ether_get_rx_bytes()
134 	*ptrp = &ueth->rxbuf[ueth->rxptr];  in usb_ether_get_rx_bytes()
136 	return ueth->rxlen - ueth->rxptr;  in usb_ether_get_rx_bytes()