usb/peak_usb/pcan_usb_fd.c

73 	struct pcan_usb_fd_if	*usb_if;
180 	return pdev->usb_if;
196 	struct pcan_ufd_fw_info *fw_info = &pdev->usb_if->fw_info;
460 	struct pcan_usb_fd_if *usb_if = pcan_usb_fd_dev_if(dev);
462 	err = pcan_usb_fd_read_fwinfo(dev, &usb_if->fw_info);
466 	*can_ch_id = le32_to_cpu(usb_if->fw_info.dev_id[dev->ctrl_idx]);
491 	struct pcan_ufd_fw_info *fw_info = &pdev->usb_if->fw_info;
528 static int pcan_usb_fd_decode_canmsg(struct pcan_usb_fd_if *usb_if,
538 	if (pucan_msg_get_channel(rm) >= ARRAY_SIZE(usb_if->dev))
541 	dev = usb_if->dev[pucan_msg_get_channel(rm)];
588 static int pcan_usb_fd_decode_status(struct pcan_usb_fd_if *usb_if,
600 	if (pucan_stmsg_get_channel(sm) >= ARRAY_SIZE(usb_if->dev))
603 	dev = usb_if->dev[pucan_stmsg_get_channel(sm)];
650 static int pcan_usb_fd_decode_error(struct pcan_usb_fd_if *usb_if,
657 	if (pucan_ermsg_get_channel(er) >= ARRAY_SIZE(usb_if->dev))
660 	dev = usb_if->dev[pucan_ermsg_get_channel(er)];
671 static int pcan_usb_fd_decode_overrun(struct pcan_usb_fd_if *usb_if,
680 	if (pufd_omsg_get_channel(ov) >= ARRAY_SIZE(usb_if->dev))
683 	dev = usb_if->dev[pufd_omsg_get_channel(ov)];
704 static void pcan_usb_fd_decode_ts(struct pcan_usb_fd_if *usb_if,
710 	if (usb_if->cm_ignore_count > 0)
711 		usb_if->cm_ignore_count--;
713 		peak_usb_set_ts_now(&usb_if->time_ref, le32_to_cpu(ts->ts_low));
719 	struct pcan_usb_fd_if *usb_if = pcan_usb_fd_dev_if(dev);
750 			err = pcan_usb_fd_decode_canmsg(usb_if, rx_msg);
756 			pcan_usb_fd_decode_ts(usb_if, rx_msg);
760 			err = pcan_usb_fd_decode_error(usb_if, rx_msg);
766 			err = pcan_usb_fd_decode_status(usb_if, rx_msg);
772 			err = pcan_usb_fd_decode_overrun(usb_if, rx_msg);
871 	if (pdev->usb_if->dev_opened_count == 0) {
873 		peak_usb_init_time_ref(&pdev->usb_if->time_ref,
882 	pdev->usb_if->dev_opened_count++;
921 	if (pdev->usb_if->dev_opened_count == 1)
925 	pdev->usb_if->dev_opened_count--;
941 		pdev->usb_if = kzalloc(sizeof(*pdev->usb_if), GFP_KERNEL);
942 		if (!pdev->usb_if)
952 		pdev->usb_if->cm_ignore_count = 5;
954 		fw_info = &pdev->usb_if->fw_info;
1007 		pdev->usb_if = ppdev->usb_if;
1014 		fw_info = &pdev->usb_if->fw_info;
1017 	pdev->usb_if->dev[dev->ctrl_idx] = dev;
1019 		le32_to_cpu(pdev->usb_if->fw_info.dev_id[dev->ctrl_idx]);
1052 	kfree(pdev->usb_if);
1077 		if (pdev->usb_if->dev_opened_count > 0)
1099 		kfree(pdev->usb_if);