71 static int usb_tx_block(struct if_usb_card *cardp, uint8_t *payload,
73 static void if_usb_free(struct if_usb_card *cardp);
74 static int if_usb_submit_rx_urb(struct if_usb_card *cardp);
75 static int if_usb_reset_device(struct if_usb_card *cardp);
85 	struct if_usb_card *cardp = (struct if_usb_card *) urb->context;  in if_usb_write_bulk_callback()  local
90 		struct lbs_private *priv = cardp->priv;  in if_usb_write_bulk_callback()
112 static void if_usb_free(struct if_usb_card *cardp)  in if_usb_free()  argument
117 	usb_kill_urb(cardp->tx_urb);  in if_usb_free()
118 	usb_kill_urb(cardp->rx_urb);  in if_usb_free()
120 	usb_free_urb(cardp->tx_urb);  in if_usb_free()
121 	cardp->tx_urb = NULL;  in if_usb_free()
123 	usb_free_urb(cardp->rx_urb);  in if_usb_free()
124 	cardp->rx_urb = NULL;  in if_usb_free()
126 	kfree(cardp->ep_out_buf);  in if_usb_free()
127 	cardp->ep_out_buf = NULL;  in if_usb_free()
134 	struct if_usb_card *cardp = priv->card;  in if_usb_setup_firmware()  local
140 	b2_cmd.version = cardp->boot2_version;  in if_usb_setup_firmware()
170 	struct if_usb_card *cardp = (void *)priv;  in if_usb_fw_timeo()  local
172 	if (cardp->fwdnldover) {  in if_usb_fw_timeo()
176 		cardp->surprise_removed = 1;  in if_usb_fw_timeo()
178 	wake_up(&cardp->fw_wq);  in if_usb_fw_timeo()
202 	struct if_usb_card *cardp;  in if_usb_probe()  local
208 	cardp = kzalloc(sizeof(struct if_usb_card), GFP_KERNEL);  in if_usb_probe()
209 	if (!cardp)  in if_usb_probe()
212 	setup_timer(&cardp->fw_timeout, if_usb_fw_timeo, (unsigned long)cardp);  in if_usb_probe()
213 	init_waitqueue_head(&cardp->fw_wq);  in if_usb_probe()
215 	cardp->udev = udev;  in if_usb_probe()
216 	cardp->model = (uint32_t) id->driver_info;  in if_usb_probe()
229 			cardp->ep_in_size = le16_to_cpu(endpoint->wMaxPacketSize);  in if_usb_probe()
230 			cardp->ep_in = usb_endpoint_num(endpoint);  in if_usb_probe()
232 			lbs_deb_usbd(&udev->dev, "in_endpoint = %d\n", cardp->ep_in);  in if_usb_probe()
233 			lbs_deb_usbd(&udev->dev, "Bulk in size is %d\n", cardp->ep_in_size);  in if_usb_probe()
236 			cardp->ep_out_size = le16_to_cpu(endpoint->wMaxPacketSize);  in if_usb_probe()
237 			cardp->ep_out = usb_endpoint_num(endpoint);  in if_usb_probe()
239 			lbs_deb_usbd(&udev->dev, "out_endpoint = %d\n", cardp->ep_out);  in if_usb_probe()
240 			lbs_deb_usbd(&udev->dev, "Bulk out size is %d\n", cardp->ep_out_size);  in if_usb_probe()
243 	if (!cardp->ep_out_size || !cardp->ep_in_size) {  in if_usb_probe()
247 	if (!(cardp->rx_urb = usb_alloc_urb(0, GFP_KERNEL))) {  in if_usb_probe()
251 	if (!(cardp->tx_urb = usb_alloc_urb(0, GFP_KERNEL))) {  in if_usb_probe()
255 	cardp->ep_out_buf = kmalloc(MRVDRV_ETH_TX_PACKET_BUFFER_SIZE, GFP_KERNEL);  in if_usb_probe()
256 	if (!cardp->ep_out_buf) {  in if_usb_probe()
261 	if (!(priv = lbs_add_card(cardp, &intf->dev)))  in if_usb_probe()
264 	cardp->priv = priv;  in if_usb_probe()
275 	cardp->boot2_version = udev->descriptor.bcdDevice;  in if_usb_probe()
278 	usb_set_intfdata(intf, cardp);  in if_usb_probe()
280 	r = lbs_get_firmware_async(priv, &udev->dev, cardp->model,  in if_usb_probe()
290 	if_usb_reset_device(cardp);  in if_usb_probe()
292 	if_usb_free(cardp);  in if_usb_probe()
305 	struct if_usb_card *cardp = usb_get_intfdata(intf);  in if_usb_disconnect()  local
306 	struct lbs_private *priv = cardp->priv;  in if_usb_disconnect()
310 	cardp->surprise_removed = 1;  in if_usb_disconnect()
318 	if_usb_free(cardp);  in if_usb_disconnect()
331 static int if_usb_send_fw_pkt(struct if_usb_card *cardp)  in if_usb_send_fw_pkt()  argument
333 	struct fwdata *fwdata = cardp->ep_out_buf;  in if_usb_send_fw_pkt()
334 	const uint8_t *firmware = cardp->fw->data;  in if_usb_send_fw_pkt()
338 	if (!cardp->CRC_OK) {  in if_usb_send_fw_pkt()
339 		cardp->totalbytes = cardp->fwlastblksent;  in if_usb_send_fw_pkt()
340 		cardp->fwseqnum--;  in if_usb_send_fw_pkt()
343 	lbs_deb_usb2(&cardp->udev->dev, "totalbytes = %d\n",  in if_usb_send_fw_pkt()
344 		     cardp->totalbytes);  in if_usb_send_fw_pkt()
350 	memcpy(&fwdata->hdr, &firmware[cardp->totalbytes],  in if_usb_send_fw_pkt()
353 	cardp->fwlastblksent = cardp->totalbytes;  in if_usb_send_fw_pkt()
354 	cardp->totalbytes += sizeof(struct fwheader);  in if_usb_send_fw_pkt()
356 	memcpy(fwdata->data, &firmware[cardp->totalbytes],  in if_usb_send_fw_pkt()
359 	lbs_deb_usb2(&cardp->udev->dev, "Data length = %d\n",  in if_usb_send_fw_pkt()
362 	fwdata->seqnum = cpu_to_le32(++cardp->fwseqnum);  in if_usb_send_fw_pkt()
363 	cardp->totalbytes += le32_to_cpu(fwdata->hdr.datalength);  in if_usb_send_fw_pkt()
365 	usb_tx_block(cardp, cardp->ep_out_buf, sizeof(struct fwdata) +  in if_usb_send_fw_pkt()
369 		lbs_deb_usb2(&cardp->udev->dev, "There are data to follow\n");  in if_usb_send_fw_pkt()
370 		lbs_deb_usb2(&cardp->udev->dev, "seqnum = %d totalbytes = %d\n",  in if_usb_send_fw_pkt()
371 			     cardp->fwseqnum, cardp->totalbytes);  in if_usb_send_fw_pkt()
373 		lbs_deb_usb2(&cardp->udev->dev, "Host has finished FW downloading\n");  in if_usb_send_fw_pkt()
374 		lbs_deb_usb2(&cardp->udev->dev, "Donwloading FW JUMP BLOCK\n");  in if_usb_send_fw_pkt()
376 		cardp->fwfinalblk = 1;  in if_usb_send_fw_pkt()
379 	lbs_deb_usb2(&cardp->udev->dev, "Firmware download done; size %d\n",  in if_usb_send_fw_pkt()
380 		     cardp->totalbytes);  in if_usb_send_fw_pkt()
385 static int if_usb_reset_device(struct if_usb_card *cardp)  in if_usb_reset_device()  argument
387 	struct cmd_header *cmd = cardp->ep_out_buf + 4;  in if_usb_reset_device()
392 	*(__le32 *)cardp->ep_out_buf = cpu_to_le32(CMD_TYPE_REQUEST);  in if_usb_reset_device()
398 	usb_tx_block(cardp, cardp->ep_out_buf, 4 + sizeof(struct cmd_header));  in if_usb_reset_device()
401 	ret = usb_reset_device(cardp->udev);  in if_usb_reset_device()
421 static int usb_tx_block(struct if_usb_card *cardp, uint8_t *payload, uint16_t nb)  in usb_tx_block()  argument
426 	if (cardp->surprise_removed) {  in usb_tx_block()
427 		lbs_deb_usbd(&cardp->udev->dev, "Device removed\n");  in usb_tx_block()
432 	usb_fill_bulk_urb(cardp->tx_urb, cardp->udev,  in usb_tx_block()
433 			  usb_sndbulkpipe(cardp->udev,  in usb_tx_block()
434 					  cardp->ep_out),  in usb_tx_block()
435 			  payload, nb, if_usb_write_bulk_callback, cardp);  in usb_tx_block()
437 	cardp->tx_urb->transfer_flags |= URB_ZERO_PACKET;  in usb_tx_block()
439 	if ((ret = usb_submit_urb(cardp->tx_urb, GFP_ATOMIC))) {  in usb_tx_block()
440 		lbs_deb_usbd(&cardp->udev->dev, "usb_submit_urb failed: %d\n", ret);  in usb_tx_block()
442 		lbs_deb_usb2(&cardp->udev->dev, "usb_submit_urb success\n");  in usb_tx_block()
450 static int __if_usb_submit_rx_urb(struct if_usb_card *cardp,  in __if_usb_submit_rx_urb()  argument
461 	cardp->rx_skb = skb;  in __if_usb_submit_rx_urb()
464 	usb_fill_bulk_urb(cardp->rx_urb, cardp->udev,  in __if_usb_submit_rx_urb()
465 			  usb_rcvbulkpipe(cardp->udev, cardp->ep_in),  in __if_usb_submit_rx_urb()
468 			  cardp);  in __if_usb_submit_rx_urb()
470 	cardp->rx_urb->transfer_flags |= URB_ZERO_PACKET;  in __if_usb_submit_rx_urb()
472 	lbs_deb_usb2(&cardp->udev->dev, "Pointer for rx_urb %p\n", cardp->rx_urb);  in __if_usb_submit_rx_urb()
473 	if ((ret = usb_submit_urb(cardp->rx_urb, GFP_ATOMIC))) {  in __if_usb_submit_rx_urb()
474 		lbs_deb_usbd(&cardp->udev->dev, "Submit Rx URB failed: %d\n", ret);  in __if_usb_submit_rx_urb()
476 		cardp->rx_skb = NULL;  in __if_usb_submit_rx_urb()
479 		lbs_deb_usb2(&cardp->udev->dev, "Submit Rx URB success\n");  in __if_usb_submit_rx_urb()
487 static int if_usb_submit_rx_urb_fwload(struct if_usb_card *cardp)  in if_usb_submit_rx_urb_fwload()  argument
489 	return __if_usb_submit_rx_urb(cardp, &if_usb_receive_fwload);  in if_usb_submit_rx_urb_fwload()
492 static int if_usb_submit_rx_urb(struct if_usb_card *cardp)  in if_usb_submit_rx_urb()  argument
494 	return __if_usb_submit_rx_urb(cardp, &if_usb_receive);  in if_usb_submit_rx_urb()
499 	struct if_usb_card *cardp = urb->context;  in if_usb_receive_fwload()  local
500 	struct sk_buff *skb = cardp->rx_skb;  in if_usb_receive_fwload()
505 		lbs_deb_usbd(&cardp->udev->dev,  in if_usb_receive_fwload()
511 	if (cardp->fwdnldover) {  in if_usb_receive_fwload()
517 			wake_up(&cardp->fw_wq);  in if_usb_receive_fwload()
521 			if_usb_submit_rx_urb_fwload(cardp);  in if_usb_receive_fwload()
526 	if (cardp->bootcmdresp <= 0) {  in if_usb_receive_fwload()
530 		if (le16_to_cpu(cardp->udev->descriptor.bcdDevice) < 0x3106) {  in if_usb_receive_fwload()
532 			if_usb_submit_rx_urb_fwload(cardp);  in if_usb_receive_fwload()
533 			cardp->bootcmdresp = BOOT_CMD_RESP_OK;  in if_usb_receive_fwload()
534 			lbs_deb_usbd(&cardp->udev->dev,  in if_usb_receive_fwload()
542 				if (!cardp->bootcmdresp)  in if_usb_receive_fwload()
544 				cardp->bootcmdresp = -1;  in if_usb_receive_fwload()
558 			cardp->bootcmdresp = 1;  in if_usb_receive_fwload()
559 			lbs_deb_usbd(&cardp->udev->dev,  in if_usb_receive_fwload()
563 		if_usb_submit_rx_urb_fwload(cardp);  in if_usb_receive_fwload()
570 		lbs_deb_usbd(&cardp->udev->dev, "Failure to allocate syncfwheader\n");  in if_usb_receive_fwload()
576 		lbs_deb_usb2(&cardp->udev->dev, "FW received Blk with correct CRC\n");  in if_usb_receive_fwload()
577 		lbs_deb_usb2(&cardp->udev->dev, "FW received Blk seqnum = %d\n",  in if_usb_receive_fwload()
579 		cardp->CRC_OK = 1;  in if_usb_receive_fwload()
581 		lbs_deb_usbd(&cardp->udev->dev, "FW received Blk with CRC error\n");  in if_usb_receive_fwload()
582 		cardp->CRC_OK = 0;  in if_usb_receive_fwload()
588 	mod_timer(&cardp->fw_timeout, jiffies + (HZ*5));  in if_usb_receive_fwload()
590 	if (cardp->fwfinalblk) {  in if_usb_receive_fwload()
591 		cardp->fwdnldover = 1;  in if_usb_receive_fwload()
595 	if_usb_send_fw_pkt(cardp);  in if_usb_receive_fwload()
598 	if_usb_submit_rx_urb_fwload(cardp);  in if_usb_receive_fwload()
606 				       struct if_usb_card *cardp,  in process_cmdtypedata()  argument
611 		lbs_deb_usbd(&cardp->udev->dev, "Packet length is Invalid\n");  in process_cmdtypedata()
625 				      struct if_usb_card *cardp,  in process_cmdrequest()  argument
631 		lbs_deb_usbd(&cardp->udev->dev,  in process_cmdrequest()
651 	lbs_deb_usbd(&cardp->udev->dev,  in process_cmdrequest()
664 	struct if_usb_card *cardp = urb->context;  in if_usb_receive()  local
665 	struct sk_buff *skb = cardp->rx_skb;  in if_usb_receive()
666 	struct lbs_private *priv = cardp->priv;  in if_usb_receive()
677 			lbs_deb_usbd(&cardp->udev->dev, "RX URB failed: %d\n",  in if_usb_receive()
685 		lbs_deb_usbd(&cardp->udev->dev,  in if_usb_receive()
695 		process_cmdtypedata(recvlength, skb, cardp, priv);  in if_usb_receive()
699 		process_cmdrequest(recvlength, recvbuff, skb, cardp, priv);  in if_usb_receive()
705 		lbs_deb_usbd(&cardp->udev->dev, "**EVENT** 0x%X\n", event);  in if_usb_receive()
718 		lbs_deb_usbd(&cardp->udev->dev, "Unknown command type 0x%X\n",  in if_usb_receive()
725 	if_usb_submit_rx_urb(cardp);  in if_usb_receive()
741 	struct if_usb_card *cardp = priv->card;  in if_usb_host_to_card()  local
743 	lbs_deb_usbd(&cardp->udev->dev,"*** type = %u\n", type);  in if_usb_host_to_card()
744 	lbs_deb_usbd(&cardp->udev->dev,"size after = %d\n", nb);  in if_usb_host_to_card()
747 		*(__le32 *)cardp->ep_out_buf = cpu_to_le32(CMD_TYPE_REQUEST);  in if_usb_host_to_card()
750 		*(__le32 *)cardp->ep_out_buf = cpu_to_le32(CMD_TYPE_DATA);  in if_usb_host_to_card()
754 	memcpy((cardp->ep_out_buf + MESSAGE_HEADER_LEN), payload, nb);  in if_usb_host_to_card()
756 	return usb_tx_block(cardp, cardp->ep_out_buf, nb + MESSAGE_HEADER_LEN);  in if_usb_host_to_card()
766 static int if_usb_issue_boot_command(struct if_usb_card *cardp, int ivalue)  in if_usb_issue_boot_command()  argument
768 	struct bootcmd *bootcmd = cardp->ep_out_buf;  in if_usb_issue_boot_command()
776 	usb_tx_block(cardp, cardp->ep_out_buf, sizeof(*bootcmd));  in if_usb_issue_boot_command()
833 	struct if_usb_card *cardp = priv->card;  in if_usb_prog_firmware()  local
844 	cardp->fw = fw;  in if_usb_prog_firmware()
845 	if (check_fwfile_format(cardp->fw->data, cardp->fw->size)) {  in if_usb_prog_firmware()
851 	usb_kill_urb(cardp->rx_urb);  in if_usb_prog_firmware()
852 	usb_kill_urb(cardp->tx_urb);  in if_usb_prog_firmware()
854 	cardp->fwlastblksent = 0;  in if_usb_prog_firmware()
855 	cardp->fwdnldover = 0;  in if_usb_prog_firmware()
856 	cardp->totalbytes = 0;  in if_usb_prog_firmware()
857 	cardp->fwfinalblk = 0;  in if_usb_prog_firmware()
858 	cardp->bootcmdresp = 0;  in if_usb_prog_firmware()
861 	if (if_usb_submit_rx_urb_fwload(cardp) < 0) {  in if_usb_prog_firmware()
862 		lbs_deb_usbd(&cardp->udev->dev, "URB submission is failed\n");  in if_usb_prog_firmware()
867 	cardp->bootcmdresp = 0;  in if_usb_prog_firmware()
871 		if_usb_issue_boot_command(cardp, BOOT_CMD_FW_BY_USB);  in if_usb_prog_firmware()
876 		} while (cardp->bootcmdresp == 0 && j < 10);  in if_usb_prog_firmware()
877 	} while (cardp->bootcmdresp == 0 && i < 5);  in if_usb_prog_firmware()
879 	if (cardp->bootcmdresp == BOOT_CMD_RESP_NOT_SUPPORTED) {  in if_usb_prog_firmware()
882 		usb_kill_urb(cardp->rx_urb);  in if_usb_prog_firmware()
883 		usb_kill_urb(cardp->tx_urb);  in if_usb_prog_firmware()
884 		if (if_usb_submit_rx_urb(cardp) < 0)  in if_usb_prog_firmware()
887 	} else if (cardp->bootcmdresp <= 0) {  in if_usb_prog_firmware()
889 			if_usb_reset_device(cardp);  in if_usb_prog_firmware()
898 	cardp->totalbytes = 0;  in if_usb_prog_firmware()
899 	cardp->fwlastblksent = 0;  in if_usb_prog_firmware()
900 	cardp->CRC_OK = 1;  in if_usb_prog_firmware()
901 	cardp->fwdnldover = 0;  in if_usb_prog_firmware()
902 	cardp->fwseqnum = -1;  in if_usb_prog_firmware()
903 	cardp->totalbytes = 0;  in if_usb_prog_firmware()
904 	cardp->fwfinalblk = 0;  in if_usb_prog_firmware()
907 	if_usb_send_fw_pkt(cardp);  in if_usb_prog_firmware()
910 	wait_event_interruptible(cardp->fw_wq, cardp->surprise_removed || cardp->fwdnldover);  in if_usb_prog_firmware()
912 	del_timer_sync(&cardp->fw_timeout);  in if_usb_prog_firmware()
913 	usb_kill_urb(cardp->rx_urb);  in if_usb_prog_firmware()
915 	if (!cardp->fwdnldover) {  in if_usb_prog_firmware()
918 			if_usb_reset_device(cardp);  in if_usb_prog_firmware()
927 	cardp->priv->fw_ready = 1;  in if_usb_prog_firmware()
928 	if_usb_submit_rx_urb(cardp);  in if_usb_prog_firmware()
943 	cardp->fw = NULL;  in if_usb_prog_firmware()
951 	struct if_usb_card *cardp = usb_get_intfdata(intf);  in if_usb_suspend()  local
952 	struct lbs_private *priv = cardp->priv;  in if_usb_suspend()
976 	usb_kill_urb(cardp->tx_urb);  in if_usb_suspend()
977 	usb_kill_urb(cardp->rx_urb);  in if_usb_suspend()
986 	struct if_usb_card *cardp = usb_get_intfdata(intf);  in if_usb_resume()  local
987 	struct lbs_private *priv = cardp->priv;  in if_usb_resume()
991 	if_usb_submit_rx_urb(cardp);  in if_usb_resume()