306 	struct gs_host_frame *hf = urb->transfer_buffer;  in gs_usb_receive_bulk_callback()  local
325 	if (hf->channel >= GS_MAX_INTF)  in gs_usb_receive_bulk_callback()
328 	dev = usbcan->canch[hf->channel];  in gs_usb_receive_bulk_callback()
336 	if (hf->echo_id == -1) { /* normal rx */  in gs_usb_receive_bulk_callback()
341 		cf->can_id = le32_to_cpu(hf->can_id);  in gs_usb_receive_bulk_callback()
343 		can_frame_set_cc_len(cf, hf->can_dlc, dev->can.ctrlmode);  in gs_usb_receive_bulk_callback()
344 		memcpy(cf->data, hf->data, 8);  in gs_usb_receive_bulk_callback()
347 		if (le32_to_cpu(hf->can_id) & CAN_ERR_FLAG)  in gs_usb_receive_bulk_callback()
351 		netdev->stats.rx_bytes += hf->can_dlc;  in gs_usb_receive_bulk_callback()
355 		if (hf->echo_id >= GS_MAX_TX_URBS) {  in gs_usb_receive_bulk_callback()
358 				   hf->echo_id);  in gs_usb_receive_bulk_callback()
363 		netdev->stats.tx_bytes += hf->can_dlc;  in gs_usb_receive_bulk_callback()
365 		txc = gs_get_tx_context(dev, hf->echo_id);  in gs_usb_receive_bulk_callback()
371 				   hf->echo_id);  in gs_usb_receive_bulk_callback()
375 		can_get_echo_skb(netdev, hf->echo_id, NULL);  in gs_usb_receive_bulk_callback()
384 	if (hf->flags & GS_CAN_FLAG_OVERFLOW) {  in gs_usb_receive_bulk_callback()
402 			  hf,  in gs_usb_receive_bulk_callback()
479 	struct gs_host_frame *hf;  in gs_can_start_xmit()  local
498 	hf = usb_alloc_coherent(dev->udev, sizeof(*hf), GFP_ATOMIC,  in gs_can_start_xmit()
500 	if (!hf) {  in gs_can_start_xmit()
512 	hf->echo_id = idx;  in gs_can_start_xmit()
513 	hf->channel = dev->channel;  in gs_can_start_xmit()
514 	hf->flags = 0;  in gs_can_start_xmit()
515 	hf->reserved = 0;  in gs_can_start_xmit()
519 	hf->can_id = cpu_to_le32(cf->can_id);  in gs_can_start_xmit()
520 	hf->can_dlc = can_get_cc_dlc(cf, dev->can.ctrlmode);  in gs_can_start_xmit()
522 	memcpy(hf->data, cf->data, cf->len);  in gs_can_start_xmit()
526 			  hf,  in gs_can_start_xmit()
527 			  sizeof(*hf),  in gs_can_start_xmit()
547 				  sizeof(*hf),  in gs_can_start_xmit()
548 				  hf,  in gs_can_start_xmit()
570 			  sizeof(*hf),  in gs_can_start_xmit()
571 			  hf,  in gs_can_start_xmit()