Linux-libre 4.5-gnu

1 files changed, 0 insertions, 928 deletions

diff --git a/drivers/net/wireless/libertas_tf/if_usb.c b/drivers/net/wireless/libertas_tf/if_usb.c
deleted file mode 100644
index f91d676ce..000000000
--- a/drivers/net/wireless/libertas_tf/if_usb.c
+++ /dev/null
@@ -1,928 +0,0 @@
-/*
- *  Copyright (C) 2008, cozybit Inc.
- *  Copyright (C) 2003-2006, Marvell International Ltd.
- *
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 2 of the License, or (at
- *  your option) any later version.
- */
-#define DRV_NAME "lbtf_usb"
-
-#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
-
-#include "libertas_tf.h"
-#include "if_usb.h"
-
-#include <linux/delay.h>
-#include <linux/module.h>
-#include <linux/firmware.h>
-#include <linux/netdevice.h>
-#include <linux/slab.h>
-#include <linux/usb.h>
-
-#define INSANEDEBUG	0
-#define lbtf_deb_usb2(...) do { if (INSANEDEBUG) lbtf_deb_usbd(__VA_ARGS__); } while (0)
-
-#define MESSAGE_HEADER_LEN	4
-
-static char *lbtf_fw_name = "/*(DEBLOBBED)*/";
-module_param_named(fw_name, lbtf_fw_name, charp, 0644);
-
-/*(DEBLOBBED)*/
-
-static struct usb_device_id if_usb_table[] = {
-	/* Enter the device signature inside */
-	{ USB_DEVICE(0x1286, 0x2001) },
-	{ USB_DEVICE(0x05a3, 0x8388) },
-	{}	/* Terminating entry */
-};
-
-MODULE_DEVICE_TABLE(usb, if_usb_table);
-
-static void if_usb_receive(struct urb *urb);
-static void if_usb_receive_fwload(struct urb *urb);
-static int if_usb_prog_firmware(struct if_usb_card *cardp);
-static int if_usb_host_to_card(struct lbtf_private *priv, uint8_t type,
-			       uint8_t *payload, uint16_t nb);
-static int usb_tx_block(struct if_usb_card *cardp, uint8_t *payload,
-			uint16_t nb, u8 data);
-static void if_usb_free(struct if_usb_card *cardp);
-static int if_usb_submit_rx_urb(struct if_usb_card *cardp);
-static int if_usb_reset_device(struct if_usb_card *cardp);
-
-/**
- *  if_usb_wrike_bulk_callback -  call back to handle URB status
- *
- *  @param urb		pointer to urb structure
- */
-static void if_usb_write_bulk_callback(struct urb *urb)
-{
-	if (urb->status != 0) {
-		/* print the failure status number for debug */
-		pr_info("URB in failure status: %d\n", urb->status);
-	} else {
-		lbtf_deb_usb2(&urb->dev->dev, "URB status is successful\n");
-		lbtf_deb_usb2(&urb->dev->dev, "Actual length transmitted %d\n",
-			     urb->actual_length);
-	}
-}
-
-/**
- *  if_usb_free - free tx/rx urb, skb and rx buffer
- *
- *  @param cardp	pointer if_usb_card
- */
-static void if_usb_free(struct if_usb_card *cardp)
-{
-	lbtf_deb_enter(LBTF_DEB_USB);
-
-	/* Unlink tx & rx urb */
-	usb_kill_urb(cardp->tx_urb);
-	usb_kill_urb(cardp->rx_urb);
-	usb_kill_urb(cardp->cmd_urb);
-
-	usb_free_urb(cardp->tx_urb);
-	cardp->tx_urb = NULL;
-
-	usb_free_urb(cardp->rx_urb);
-	cardp->rx_urb = NULL;
-
-	usb_free_urb(cardp->cmd_urb);
-	cardp->cmd_urb = NULL;
-
-	kfree(cardp->ep_out_buf);
-	cardp->ep_out_buf = NULL;
-
-	lbtf_deb_leave(LBTF_DEB_USB);
-}
-
-static void if_usb_setup_firmware(struct lbtf_private *priv)
-{
-	struct if_usb_card *cardp = priv->card;
-	struct cmd_ds_set_boot2_ver b2_cmd;
-
-	lbtf_deb_enter(LBTF_DEB_USB);
-
-	if_usb_submit_rx_urb(cardp);
-	b2_cmd.hdr.size = cpu_to_le16(sizeof(b2_cmd));
-	b2_cmd.action = 0;
-	b2_cmd.version = cardp->boot2_version;
-
-	if (lbtf_cmd_with_response(priv, CMD_SET_BOOT2_VER, &b2_cmd))
-		lbtf_deb_usb("Setting boot2 version failed\n");
-
-	lbtf_deb_leave(LBTF_DEB_USB);
-}
-
-static void if_usb_fw_timeo(unsigned long priv)
-{
-	struct if_usb_card *cardp = (void *)priv;
-
-	lbtf_deb_enter(LBTF_DEB_USB);
-	if (!cardp->fwdnldover) {
-		/* Download timed out */
-		cardp->priv->surpriseremoved = 1;
-		pr_err("Download timed out\n");
-	} else {
-		lbtf_deb_usb("Download complete, no event. Assuming success\n");
-	}
-	wake_up(&cardp->fw_wq);
-	lbtf_deb_leave(LBTF_DEB_USB);
-}
-
-/**
- *  if_usb_probe - sets the configuration values
- *
- *  @ifnum	interface number
- *  @id		pointer to usb_device_id
- *
- *  Returns: 0 on success, error code on failure
- */
-static int if_usb_probe(struct usb_interface *intf,
-			const struct usb_device_id *id)
-{
-	struct usb_device *udev;
-	struct usb_host_interface *iface_desc;
-	struct usb_endpoint_descriptor *endpoint;
-	struct lbtf_private *priv;
-	struct if_usb_card *cardp;
-	int i;
-
-	lbtf_deb_enter(LBTF_DEB_USB);
-	udev = interface_to_usbdev(intf);
-
-	cardp = kzalloc(sizeof(struct if_usb_card), GFP_KERNEL);
-	if (!cardp)
-		goto error;
-
-	setup_timer(&cardp->fw_timeout, if_usb_fw_timeo, (unsigned long)cardp);
-	init_waitqueue_head(&cardp->fw_wq);
-
-	cardp->udev = udev;
-	iface_desc = intf->cur_altsetting;
-
-	lbtf_deb_usbd(&udev->dev, "bcdUSB = 0x%X bDeviceClass = 0x%X"
-		     " bDeviceSubClass = 0x%X, bDeviceProtocol = 0x%X\n",
-		     le16_to_cpu(udev->descriptor.bcdUSB),
-		     udev->descriptor.bDeviceClass,
-		     udev->descriptor.bDeviceSubClass,
-		     udev->descriptor.bDeviceProtocol);
-
-	for (i = 0; i < iface_desc->desc.bNumEndpoints; ++i) {
-		endpoint = &iface_desc->endpoint[i].desc;
-		if (usb_endpoint_is_bulk_in(endpoint)) {
-			cardp->ep_in_size =
-				le16_to_cpu(endpoint->wMaxPacketSize);
-			cardp->ep_in = usb_endpoint_num(endpoint);
-
-			lbtf_deb_usbd(&udev->dev, "in_endpoint = %d\n",
-				cardp->ep_in);
-			lbtf_deb_usbd(&udev->dev, "Bulk in size is %d\n",
-				cardp->ep_in_size);
-		} else if (usb_endpoint_is_bulk_out(endpoint)) {
-			cardp->ep_out_size =
-				le16_to_cpu(endpoint->wMaxPacketSize);
-			cardp->ep_out = usb_endpoint_num(endpoint);
-
-			lbtf_deb_usbd(&udev->dev, "out_endpoint = %d\n",
-				cardp->ep_out);
-			lbtf_deb_usbd(&udev->dev, "Bulk out size is %d\n",
-				cardp->ep_out_size);
-		}
-	}
-	if (!cardp->ep_out_size || !cardp->ep_in_size) {
-		lbtf_deb_usbd(&udev->dev, "Endpoints not found\n");
-		/* Endpoints not found */
-		goto dealloc;
-	}
-
-	cardp->rx_urb = usb_alloc_urb(0, GFP_KERNEL);
-	if (!cardp->rx_urb) {
-		lbtf_deb_usbd(&udev->dev, "Rx URB allocation failed\n");
-		goto dealloc;
-	}
-
-	cardp->tx_urb = usb_alloc_urb(0, GFP_KERNEL);
-	if (!cardp->tx_urb) {
-		lbtf_deb_usbd(&udev->dev, "Tx URB allocation failed\n");
-		goto dealloc;
-	}
-
-	cardp->cmd_urb = usb_alloc_urb(0, GFP_KERNEL);
-	if (!cardp->cmd_urb) {
-		lbtf_deb_usbd(&udev->dev, "Cmd URB allocation failed\n");
-		goto dealloc;
-	}
-
-	cardp->ep_out_buf = kmalloc(MRVDRV_ETH_TX_PACKET_BUFFER_SIZE,
-				    GFP_KERNEL);
-	if (!cardp->ep_out_buf) {
-		lbtf_deb_usbd(&udev->dev, "Could not allocate buffer\n");
-		goto dealloc;
-	}
-
-	priv = lbtf_add_card(cardp, &udev->dev);
-	if (!priv)
-		goto dealloc;
-
-	cardp->priv = priv;
-
-	priv->hw_host_to_card = if_usb_host_to_card;
-	priv->hw_prog_firmware = if_usb_prog_firmware;
-	priv->hw_reset_device = if_usb_reset_device;
-	cardp->boot2_version = udev->descriptor.bcdDevice;
-
-	usb_get_dev(udev);
-	usb_set_intfdata(intf, cardp);
-
-	return 0;
-
-dealloc:
-	if_usb_free(cardp);
-error:
-lbtf_deb_leave(LBTF_DEB_MAIN);
-	return -ENOMEM;
-}
-
-/**
- *  if_usb_disconnect -  free resource and cleanup
- *
- *  @intf	USB interface structure
- */
-static void if_usb_disconnect(struct usb_interface *intf)
-{
-	struct if_usb_card *cardp = usb_get_intfdata(intf);
-	struct lbtf_private *priv = cardp->priv;
-
-	lbtf_deb_enter(LBTF_DEB_MAIN);
-
-	if_usb_reset_device(cardp);
-
-	if (priv)
-		lbtf_remove_card(priv);
-
-	/* Unlink and free urb */
-	if_usb_free(cardp);
-
-	usb_set_intfdata(intf, NULL);
-	usb_put_dev(interface_to_usbdev(intf));
-
-	lbtf_deb_leave(LBTF_DEB_MAIN);
-}
-
-/**
- *  if_usb_send_fw_pkt -  This function downloads the FW
- *
- *  @priv	pointer to struct lbtf_private
- *
- *  Returns: 0
- */
-static int if_usb_send_fw_pkt(struct if_usb_card *cardp)
-{
-	struct fwdata *fwdata = cardp->ep_out_buf;
-	u8 *firmware = (u8 *) cardp->fw->data;
-
-	lbtf_deb_enter(LBTF_DEB_FW);
-
-	/* If we got a CRC failure on the last block, back
-	   up and retry it */
-	if (!cardp->CRC_OK) {
-		cardp->totalbytes = cardp->fwlastblksent;
-		cardp->fwseqnum--;
-	}
-
-	lbtf_deb_usb2(&cardp->udev->dev, "totalbytes = %d\n",
-		     cardp->totalbytes);
-
-	/* struct fwdata (which we sent to the card) has an
-	   extra __le32 field in between the header and the data,
-	   which is not in the struct fwheader in the actual
-	   firmware binary. Insert the seqnum in the middle... */
-	memcpy(&fwdata->hdr, &firmware[cardp->totalbytes],
-	       sizeof(struct fwheader));
-
-	cardp->fwlastblksent = cardp->totalbytes;
-	cardp->totalbytes += sizeof(struct fwheader);
-
-	memcpy(fwdata->data, &firmware[cardp->totalbytes],
-	       le32_to_cpu(fwdata->hdr.datalength));
-
-	lbtf_deb_usb2(&cardp->udev->dev, "Data length = %d\n",
-		     le32_to_cpu(fwdata->hdr.datalength));
-
-	fwdata->seqnum = cpu_to_le32(++cardp->fwseqnum);
-	cardp->totalbytes += le32_to_cpu(fwdata->hdr.datalength);
-
-	usb_tx_block(cardp, cardp->ep_out_buf, sizeof(struct fwdata) +
-		     le32_to_cpu(fwdata->hdr.datalength), 0);
-
-	if (fwdata->hdr.dnldcmd == cpu_to_le32(FW_HAS_DATA_TO_RECV)) {
-		lbtf_deb_usb2(&cardp->udev->dev, "There are data to follow\n");
-		lbtf_deb_usb2(&cardp->udev->dev,
-			"seqnum = %d totalbytes = %d\n",
-			cardp->fwseqnum, cardp->totalbytes);
-	} else if (fwdata->hdr.dnldcmd == cpu_to_le32(FW_HAS_LAST_BLOCK)) {
-		lbtf_deb_usb2(&cardp->udev->dev,
-			"Host has finished FW downloading\n");
-		lbtf_deb_usb2(&cardp->udev->dev, "Donwloading FW JUMP BLOCK\n");
-
-		/* Host has finished FW downloading
-		 * Donwloading FW JUMP BLOCK
-		 */
-		cardp->fwfinalblk = 1;
-	}
-
-	lbtf_deb_usb2(&cardp->udev->dev, "Firmware download done; size %d\n",
-		     cardp->totalbytes);
-
-	lbtf_deb_leave(LBTF_DEB_FW);
-	return 0;
-}
-
-static int if_usb_reset_device(struct if_usb_card *cardp)
-{
-	struct cmd_ds_802_11_reset *cmd = cardp->ep_out_buf + 4;
-	int ret;
-
-	lbtf_deb_enter(LBTF_DEB_USB);
-
-	*(__le32 *)cardp->ep_out_buf = cpu_to_le32(CMD_TYPE_REQUEST);
-
-	cmd->hdr.command = cpu_to_le16(CMD_802_11_RESET);
-	cmd->hdr.size = cpu_to_le16(sizeof(struct cmd_ds_802_11_reset));
-	cmd->hdr.result = cpu_to_le16(0);
-	cmd->hdr.seqnum = cpu_to_le16(0x5a5a);
-	cmd->action = cpu_to_le16(CMD_ACT_HALT);
-	usb_tx_block(cardp, cardp->ep_out_buf,
-		     4 + sizeof(struct cmd_ds_802_11_reset), 0);
-
-	msleep(100);
-	ret = usb_reset_device(cardp->udev);
-	msleep(100);
-
-	lbtf_deb_leave_args(LBTF_DEB_USB, "ret %d", ret);
-
-	return ret;
-}
-
-/**
- *  usb_tx_block - transfer data to the device
- *
- *  @priv	pointer to struct lbtf_private
- *  @payload	pointer to payload data
- *  @nb		data length
- *  @data	non-zero for data, zero for commands
- *
- *  Returns: 0 on success, nonzero otherwise.
- */
-static int usb_tx_block(struct if_usb_card *cardp, uint8_t *payload,
-			uint16_t nb, u8 data)
-{
-	int ret = -1;
-	struct urb *urb;
-
-	lbtf_deb_enter(LBTF_DEB_USB);
-	/* check if device is removed */
-	if (cardp->priv->surpriseremoved) {
-		lbtf_deb_usbd(&cardp->udev->dev, "Device removed\n");
-		goto tx_ret;
-	}
-
-	if (data)
-		urb = cardp->tx_urb;
-	else
-		urb = cardp->cmd_urb;
-
-	usb_fill_bulk_urb(urb, cardp->udev,
-			  usb_sndbulkpipe(cardp->udev,
-					  cardp->ep_out),
-			  payload, nb, if_usb_write_bulk_callback, cardp);
-
-	urb->transfer_flags |= URB_ZERO_PACKET;
-
-	if (usb_submit_urb(urb, GFP_ATOMIC)) {
-		lbtf_deb_usbd(&cardp->udev->dev,
-			"usb_submit_urb failed: %d\n", ret);
-		goto tx_ret;
-	}
-
-	lbtf_deb_usb2(&cardp->udev->dev, "usb_submit_urb success\n");
-
-	ret = 0;
-
-tx_ret:
-	lbtf_deb_leave(LBTF_DEB_USB);
-	return ret;
-}
-
-static int __if_usb_submit_rx_urb(struct if_usb_card *cardp,
-				  void (*callbackfn)(struct urb *urb))
-{
-	struct sk_buff *skb;
-	int ret = -1;
-
-	lbtf_deb_enter(LBTF_DEB_USB);
-
-	skb = dev_alloc_skb(MRVDRV_ETH_RX_PACKET_BUFFER_SIZE);
-	if (!skb) {
-		pr_err("No free skb\n");
-		lbtf_deb_leave(LBTF_DEB_USB);
-		return -1;
-	}
-
-	cardp->rx_skb = skb;
-
-	/* Fill the receive configuration URB and initialise the Rx call back */
-	usb_fill_bulk_urb(cardp->rx_urb, cardp->udev,
-			  usb_rcvbulkpipe(cardp->udev, cardp->ep_in),
-			  skb_tail_pointer(skb),
-			  MRVDRV_ETH_RX_PACKET_BUFFER_SIZE, callbackfn, cardp);
-
-	cardp->rx_urb->transfer_flags |= URB_ZERO_PACKET;
-
-	lbtf_deb_usb2(&cardp->udev->dev, "Pointer for rx_urb %p\n",
-		cardp->rx_urb);
-	ret = usb_submit_urb(cardp->rx_urb, GFP_ATOMIC);
-	if (ret) {
-		lbtf_deb_usbd(&cardp->udev->dev,
-			"Submit Rx URB failed: %d\n", ret);
-		kfree_skb(skb);
-		cardp->rx_skb = NULL;
-		lbtf_deb_leave(LBTF_DEB_USB);
-		return -1;
-	} else {
-		lbtf_deb_usb2(&cardp->udev->dev, "Submit Rx URB success\n");
-		lbtf_deb_leave(LBTF_DEB_USB);
-		return 0;
-	}
-}
-
-static int if_usb_submit_rx_urb_fwload(struct if_usb_card *cardp)
-{
-	return __if_usb_submit_rx_urb(cardp, &if_usb_receive_fwload);
-}
-
-static int if_usb_submit_rx_urb(struct if_usb_card *cardp)
-{
-	return __if_usb_submit_rx_urb(cardp, &if_usb_receive);
-}
-
-static void if_usb_receive_fwload(struct urb *urb)
-{
-	struct if_usb_card *cardp = urb->context;
-	struct sk_buff *skb = cardp->rx_skb;
-	struct fwsyncheader *syncfwheader;
-	struct bootcmdresp bcmdresp;
-
-	lbtf_deb_enter(LBTF_DEB_USB);
-	if (urb->status) {
-		lbtf_deb_usbd(&cardp->udev->dev,
-			     "URB status is failed during fw load\n");
-		kfree_skb(skb);
-		lbtf_deb_leave(LBTF_DEB_USB);
-		return;
-	}
-
-	if (cardp->fwdnldover) {
-		__le32 *tmp = (__le32 *)(skb->data);
-
-		if (tmp[0] == cpu_to_le32(CMD_TYPE_INDICATION) &&
-		    tmp[1] == cpu_to_le32(MACREG_INT_CODE_FIRMWARE_READY)) {
-			/* Firmware ready event received */
-			pr_info("Firmware ready event received\n");
-			wake_up(&cardp->fw_wq);
-		} else {
-			lbtf_deb_usb("Waiting for confirmation; got %x %x\n",
-				    le32_to_cpu(tmp[0]), le32_to_cpu(tmp[1]));
-			if_usb_submit_rx_urb_fwload(cardp);
-		}
-		kfree_skb(skb);
-		lbtf_deb_leave(LBTF_DEB_USB);
-		return;
-	}
-	if (cardp->bootcmdresp <= 0) {
-		memcpy(&bcmdresp, skb->data, sizeof(bcmdresp));
-
-		if (le16_to_cpu(cardp->udev->descriptor.bcdDevice) < 0x3106) {
-			kfree_skb(skb);
-			if_usb_submit_rx_urb_fwload(cardp);
-			cardp->bootcmdresp = 1;
-			/* Received valid boot command response */
-			lbtf_deb_usbd(&cardp->udev->dev,
-				     "Received valid boot command response\n");
-			lbtf_deb_leave(LBTF_DEB_USB);
-			return;
-		}
-		if (bcmdresp.magic != cpu_to_le32(BOOT_CMD_MAGIC_NUMBER)) {
-			if (bcmdresp.magic == cpu_to_le32(CMD_TYPE_REQUEST) ||
-			    bcmdresp.magic == cpu_to_le32(CMD_TYPE_DATA) ||
-			    bcmdresp.magic == cpu_to_le32(CMD_TYPE_INDICATION)) {
-				if (!cardp->bootcmdresp)
-					pr_info("Firmware already seems alive; resetting\n");
-				cardp->bootcmdresp = -1;
-			} else {
-				pr_info("boot cmd response wrong magic number (0x%x)\n",
-					    le32_to_cpu(bcmdresp.magic));
-			}
-		} else if (bcmdresp.cmd != BOOT_CMD_FW_BY_USB) {
-			pr_info("boot cmd response cmd_tag error (%d)\n",
-				bcmdresp.cmd);
-		} else if (bcmdresp.result != BOOT_CMD_RESP_OK) {
-			pr_info("boot cmd response result error (%d)\n",
-				bcmdresp.result);
-		} else {
-			cardp->bootcmdresp = 1;
-			lbtf_deb_usbd(&cardp->udev->dev,
-				"Received valid boot command response\n");
-		}
-
-		kfree_skb(skb);
-		if_usb_submit_rx_urb_fwload(cardp);
-		lbtf_deb_leave(LBTF_DEB_USB);
-		return;
-	}
-
-	syncfwheader = kmemdup(skb->data, sizeof(struct fwsyncheader),
-			       GFP_ATOMIC);
-	if (!syncfwheader) {
-		lbtf_deb_usbd(&cardp->udev->dev,
-			"Failure to allocate syncfwheader\n");
-		kfree_skb(skb);
-		lbtf_deb_leave(LBTF_DEB_USB);
-		return;
-	}
-
-	if (!syncfwheader->cmd) {
-		lbtf_deb_usb2(&cardp->udev->dev,
-			"FW received Blk with correct CRC\n");
-		lbtf_deb_usb2(&cardp->udev->dev,
-			"FW received Blk seqnum = %d\n",
-			le32_to_cpu(syncfwheader->seqnum));
-		cardp->CRC_OK = 1;
-	} else {
-		lbtf_deb_usbd(&cardp->udev->dev,
-			"FW received Blk with CRC error\n");
-		cardp->CRC_OK = 0;
-	}
-
-	kfree_skb(skb);
-
-	/* reschedule timer for 200ms hence */
-	mod_timer(&cardp->fw_timeout, jiffies + (HZ/5));
-
-	if (cardp->fwfinalblk) {
-		cardp->fwdnldover = 1;
-		goto exit;
-	}
-
-	if_usb_send_fw_pkt(cardp);
-
- exit:
-	if_usb_submit_rx_urb_fwload(cardp);
-
-	kfree(syncfwheader);
-
-	lbtf_deb_leave(LBTF_DEB_USB);
-}
-
-#define MRVDRV_MIN_PKT_LEN	30
-
-static inline void process_cmdtypedata(int recvlength, struct sk_buff *skb,
-				       struct if_usb_card *cardp,
-				       struct lbtf_private *priv)
-{
-	if (recvlength > MRVDRV_ETH_RX_PACKET_BUFFER_SIZE + MESSAGE_HEADER_LEN
-	    || recvlength < MRVDRV_MIN_PKT_LEN) {
-		lbtf_deb_usbd(&cardp->udev->dev, "Packet length is Invalid\n");
-		kfree_skb(skb);
-		return;
-	}
-
-	skb_put(skb, recvlength);
-	skb_pull(skb, MESSAGE_HEADER_LEN);
-	lbtf_rx(priv, skb);
-}
-
-static inline void process_cmdrequest(int recvlength, uint8_t *recvbuff,
-				      struct sk_buff *skb,
-				      struct if_usb_card *cardp,
-				      struct lbtf_private *priv)
-{
-	if (recvlength > LBS_CMD_BUFFER_SIZE) {
-		lbtf_deb_usbd(&cardp->udev->dev,
-			     "The receive buffer is too large\n");
-		kfree_skb(skb);
-		return;
-	}
-
-	BUG_ON(!in_interrupt());
-
-	spin_lock(&priv->driver_lock);
-	memcpy(priv->cmd_resp_buff, recvbuff + MESSAGE_HEADER_LEN,
-	       recvlength - MESSAGE_HEADER_LEN);
-	kfree_skb(skb);
-	lbtf_cmd_response_rx(priv);
-	spin_unlock(&priv->driver_lock);
-}
-
-/**
- *  if_usb_receive - read data received from the device.
- *
- *  @urb		pointer to struct urb
- */
-static void if_usb_receive(struct urb *urb)
-{
-	struct if_usb_card *cardp = urb->context;
-	struct sk_buff *skb = cardp->rx_skb;
-	struct lbtf_private *priv = cardp->priv;
-	int recvlength = urb->actual_length;
-	uint8_t *recvbuff = NULL;
-	uint32_t recvtype = 0;
-	__le32 *pkt = (__le32 *) skb->data;
-
-	lbtf_deb_enter(LBTF_DEB_USB);
-
-	if (recvlength) {
-		if (urb->status) {
-			lbtf_deb_usbd(&cardp->udev->dev, "RX URB failed: %d\n",
-				     urb->status);
-			kfree_skb(skb);
-			goto setup_for_next;
-		}
-
-		recvbuff = skb->data;
-		recvtype = le32_to_cpu(pkt[0]);
-		lbtf_deb_usbd(&cardp->udev->dev,
-			    "Recv length = 0x%x, Recv type = 0x%X\n",
-			    recvlength, recvtype);
-	} else if (urb->status) {
-		kfree_skb(skb);
-		lbtf_deb_leave(LBTF_DEB_USB);
-		return;
-	}
-
-	switch (recvtype) {
-	case CMD_TYPE_DATA:
-		process_cmdtypedata(recvlength, skb, cardp, priv);
-		break;
-
-	case CMD_TYPE_REQUEST:
-		process_cmdrequest(recvlength, recvbuff, skb, cardp, priv);
-		break;
-
-	case CMD_TYPE_INDICATION:
-	{
-		/* Event cause handling */
-		u32 event_cause = le32_to_cpu(pkt[1]);
-		lbtf_deb_usbd(&cardp->udev->dev, "**EVENT** 0x%X\n",
-			event_cause);
-
-		/* Icky undocumented magic special case */
-		if (event_cause & 0xffff0000) {
-			u16 tmp;
-			u8 retrycnt;
-			u8 failure;
-
-			tmp = event_cause >> 16;
-			retrycnt = tmp & 0x00ff;
-			failure = (tmp & 0xff00) >> 8;
-			lbtf_send_tx_feedback(priv, retrycnt, failure);
-		} else if (event_cause == LBTF_EVENT_BCN_SENT)
-			lbtf_bcn_sent(priv);
-		else
-			lbtf_deb_usbd(&cardp->udev->dev,
-			       "Unsupported notification %d received\n",
-			       event_cause);
-		kfree_skb(skb);
-		break;
-	}
-	default:
-		lbtf_deb_usbd(&cardp->udev->dev,
-			"libertastf: unknown command type 0x%X\n", recvtype);
-		kfree_skb(skb);
-		break;
-	}
-
-setup_for_next:
-	if_usb_submit_rx_urb(cardp);
-	lbtf_deb_leave(LBTF_DEB_USB);
-}
-
-/**
- *  if_usb_host_to_card -  Download data to the device
- *
- *  @priv		pointer to struct lbtf_private structure
- *  @type		type of data
- *  @buf		pointer to data buffer
- *  @len		number of bytes
- *
- *  Returns: 0 on success, nonzero otherwise
- */
-static int if_usb_host_to_card(struct lbtf_private *priv, uint8_t type,
-			       uint8_t *payload, uint16_t nb)
-{
-	struct if_usb_card *cardp = priv->card;
-	u8 data = 0;
-
-	lbtf_deb_usbd(&cardp->udev->dev, "*** type = %u\n", type);
-	lbtf_deb_usbd(&cardp->udev->dev, "size after = %d\n", nb);
-
-	if (type == MVMS_CMD) {
-		*(__le32 *)cardp->ep_out_buf = cpu_to_le32(CMD_TYPE_REQUEST);
-	} else {
-		*(__le32 *)cardp->ep_out_buf = cpu_to_le32(CMD_TYPE_DATA);
-		data = 1;
-	}
-
-	memcpy((cardp->ep_out_buf + MESSAGE_HEADER_LEN), payload, nb);
-
-	return usb_tx_block(cardp, cardp->ep_out_buf, nb + MESSAGE_HEADER_LEN,
-			    data);
-}
-
-/**
- *  if_usb_issue_boot_command - Issue boot command to Boot2.
- *
- *  @ivalue   1 boots from FW by USB-Download, 2 boots from FW in EEPROM.
- *
- *  Returns: 0
- */
-static int if_usb_issue_boot_command(struct if_usb_card *cardp, int ivalue)
-{
-	struct bootcmd *bootcmd = cardp->ep_out_buf;
-
-	/* Prepare command */
-	bootcmd->magic = cpu_to_le32(BOOT_CMD_MAGIC_NUMBER);
-	bootcmd->cmd = ivalue;
-	memset(bootcmd->pad, 0, sizeof(bootcmd->pad));
-
-	/* Issue command */
-	usb_tx_block(cardp, cardp->ep_out_buf, sizeof(*bootcmd), 0);
-
-	return 0;
-}
-
-
-/**
- *  check_fwfile_format - Check the validity of Boot2/FW image.
- *
- *  @data	pointer to image
- *  @totlen	image length
- *
- *  Returns: 0 if the image is valid, nonzero otherwise.
- */
-static int check_fwfile_format(const u8 *data, u32 totlen)
-{
-	u32 bincmd, exit;
-	u32 blksize, offset, len;
-	int ret;
-
-	ret = 1;
-	exit = len = 0;
-
-	do {
-		struct fwheader *fwh = (void *) data;
-
-		bincmd = le32_to_cpu(fwh->dnldcmd);
-		blksize = le32_to_cpu(fwh->datalength);
-		switch (bincmd) {
-		case FW_HAS_DATA_TO_RECV:
-			offset = sizeof(struct fwheader) + blksize;
-			data += offset;
-			len += offset;
-			if (len >= totlen)
-				exit = 1;
-			break;
-		case FW_HAS_LAST_BLOCK:
-			exit = 1;
-			ret = 0;
-			break;
-		default:
-			exit = 1;
-			break;
-		}
-	} while (!exit);
-
-	if (ret)
-		pr_err("firmware file format check FAIL\n");
-	else
-		lbtf_deb_fw("firmware file format check PASS\n");
-
-	return ret;
-}
-
-
-static int if_usb_prog_firmware(struct if_usb_card *cardp)
-{
-	int i = 0;
-	static int reset_count = 10;
-	int ret = 0;
-
-	lbtf_deb_enter(LBTF_DEB_USB);
-
-	kernel_param_lock(THIS_MODULE);
-	ret = reject_firmware(&cardp->fw, lbtf_fw_name, &cardp->udev->dev);
-	if (ret < 0) {
-		pr_err("reject_firmware() failed with %#x\n", ret);
-		pr_err("firmware %s not found\n", lbtf_fw_name);
-		kernel_param_unlock(THIS_MODULE);
-		goto done;
-	}
-	kernel_param_unlock(THIS_MODULE);
-
-	if (check_fwfile_format(cardp->fw->data, cardp->fw->size))
-		goto release_fw;
-
-restart:
-	if (if_usb_submit_rx_urb_fwload(cardp) < 0) {
-		lbtf_deb_usbd(&cardp->udev->dev, "URB submission is failed\n");
-		ret = -1;
-		goto release_fw;
-	}
-
-	cardp->bootcmdresp = 0;
-	do {
-		int j = 0;
-		i++;
-		/* Issue Boot command = 1, Boot from Download-FW */
-		if_usb_issue_boot_command(cardp, BOOT_CMD_FW_BY_USB);
-		/* wait for command response */
-		do {
-			j++;
-			msleep_interruptible(100);
-		} while (cardp->bootcmdresp == 0 && j < 10);
-	} while (cardp->bootcmdresp == 0 && i < 5);
-
-	if (cardp->bootcmdresp <= 0) {
-		if (--reset_count >= 0) {
-			if_usb_reset_device(cardp);
-			goto restart;
-		}
-		return -1;
-	}
-
-	i = 0;
-
-	cardp->totalbytes = 0;
-	cardp->fwlastblksent = 0;
-	cardp->CRC_OK = 1;
-	cardp->fwdnldover = 0;
-	cardp->fwseqnum = -1;
-	cardp->totalbytes = 0;
-	cardp->fwfinalblk = 0;
-
-	/* Send the first firmware packet... */
-	if_usb_send_fw_pkt(cardp);
-
-	/* ... and wait for the process to complete */
-	wait_event_interruptible(cardp->fw_wq, cardp->priv->surpriseremoved ||
-					       cardp->fwdnldover);
-
-	del_timer_sync(&cardp->fw_timeout);
-	usb_kill_urb(cardp->rx_urb);
-
-	if (!cardp->fwdnldover) {
-		pr_info("failed to load fw, resetting device!\n");
-		if (--reset_count >= 0) {
-			if_usb_reset_device(cardp);
-			goto restart;
-		}
-
-		pr_info("FW download failure, time = %d ms\n", i * 100);
-		ret = -1;
-		goto release_fw;
-	}
-
-	cardp->priv->fw_ready = 1;
-
- release_fw:
-	release_firmware(cardp->fw);
-	cardp->fw = NULL;
-
-	if_usb_setup_firmware(cardp->priv);
-
- done:
-	lbtf_deb_leave_args(LBTF_DEB_USB, "ret %d", ret);
-	return ret;
-}
-
-
-#define if_usb_suspend NULL
-#define if_usb_resume NULL
-
-static struct usb_driver if_usb_driver = {
-	.name = DRV_NAME,
-	.probe = if_usb_probe,
-	.disconnect = if_usb_disconnect,
-	.id_table = if_usb_table,
-	.suspend = if_usb_suspend,
-	.resume = if_usb_resume,
-	.disable_hub_initiated_lpm = 1,
-};
-
-module_usb_driver(if_usb_driver);
-
-MODULE_DESCRIPTION("8388 USB WLAN Thinfirm Driver");
-MODULE_AUTHOR("Cozybit Inc.");
-MODULE_LICENSE("GPL");