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@@ -0,0 +1,622 @@
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+/*
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+ * Net1080 based USB host-to-host cables
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+ * Copyright (C) 2000-2005 by David Brownell
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+ *
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+ * This program is free software; you can redistribute it and/or modify
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+ * it under the terms of the GNU General Public License as published by
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+ * the Free Software Foundation; either version 2 of the License, or
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+ * (at your option) any later version.
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+ *
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+ * This program is distributed in the hope that it will be useful,
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+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+ * GNU General Public License for more details.
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+ *
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+ * You should have received a copy of the GNU General Public License
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+ * along with this program; if not, write to the Free Software
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+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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+ */
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+
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+// #define DEBUG // error path messages, extra info
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+// #define VERBOSE // more; success messages
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+
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+#include <linux/config.h>
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+#ifdef CONFIG_USB_DEBUG
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+# define DEBUG
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+#endif
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+#include <linux/module.h>
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+#include <linux/sched.h>
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+#include <linux/init.h>
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+#include <linux/netdevice.h>
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+#include <linux/etherdevice.h>
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+#include <linux/ethtool.h>
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+#include <linux/workqueue.h>
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+#include <linux/mii.h>
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+#include <linux/usb.h>
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+
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+#include <asm/unaligned.h>
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+
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+#include "usbnet.h"
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+
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+
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+/*
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+ * Netchip 1080 driver ... http://www.netchip.com
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+ * (Sept 2004: End-of-life announcement has been sent.)
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+ * Used in (some) LapLink cables
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+ */
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+
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+#define frame_errors data[1]
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+
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+/*
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+ * NetChip framing of ethernet packets, supporting additional error
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+ * checks for links that may drop bulk packets from inside messages.
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+ * Odd USB length == always short read for last usb packet.
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+ * - nc_header
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+ * - Ethernet header (14 bytes)
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+ * - payload
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+ * - (optional padding byte, if needed so length becomes odd)
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+ * - nc_trailer
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+ *
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+ * This framing is to be avoided for non-NetChip devices.
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+ */
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+
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+struct nc_header { // packed:
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+ __le16 hdr_len; // sizeof nc_header (LE, all)
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+ __le16 packet_len; // payload size (including ethhdr)
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+ __le16 packet_id; // detects dropped packets
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+#define MIN_HEADER 6
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+
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+ // all else is optional, and must start with:
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+ // __le16 vendorId; // from usb-if
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+ // __le16 productId;
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+} __attribute__((__packed__));
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+
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+#define PAD_BYTE ((unsigned char)0xAC)
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+
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+struct nc_trailer {
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+ __le16 packet_id;
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+} __attribute__((__packed__));
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+
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+// packets may use FLAG_FRAMING_NC and optional pad
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+#define FRAMED_SIZE(mtu) (sizeof (struct nc_header) \
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+ + sizeof (struct ethhdr) \
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+ + (mtu) \
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+ + 1 \
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+ + sizeof (struct nc_trailer))
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+
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+#define MIN_FRAMED FRAMED_SIZE(0)
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+
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+/* packets _could_ be up to 64KB... */
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+#define NC_MAX_PACKET 32767
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+
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+
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+/*
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+ * Zero means no timeout; else, how long a 64 byte bulk packet may be queued
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+ * before the hardware drops it. If that's done, the driver will need to
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+ * frame network packets to guard against the dropped USB packets. The win32
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+ * driver sets this for both sides of the link.
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+ */
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+#define NC_READ_TTL_MS ((u8)255) // ms
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+
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+/*
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+ * We ignore most registers and EEPROM contents.
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+ */
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+#define REG_USBCTL ((u8)0x04)
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+#define REG_TTL ((u8)0x10)
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+#define REG_STATUS ((u8)0x11)
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+
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+/*
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+ * Vendor specific requests to read/write data
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+ */
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+#define REQUEST_REGISTER ((u8)0x10)
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+#define REQUEST_EEPROM ((u8)0x11)
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+
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+static int
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+nc_vendor_read(struct usbnet *dev, u8 req, u8 regnum, u16 *retval_ptr)
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+{
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+ int status = usb_control_msg(dev->udev,
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+ usb_rcvctrlpipe(dev->udev, 0),
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+ req,
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+ USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
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+ 0, regnum,
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+ retval_ptr, sizeof *retval_ptr,
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+ USB_CTRL_GET_TIMEOUT);
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+ if (status > 0)
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+ status = 0;
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+ if (!status)
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+ le16_to_cpus(retval_ptr);
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+ return status;
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+}
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+
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+static inline int
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+nc_register_read(struct usbnet *dev, u8 regnum, u16 *retval_ptr)
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+{
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+ return nc_vendor_read(dev, REQUEST_REGISTER, regnum, retval_ptr);
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+}
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+
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+// no retval ... can become async, usable in_interrupt()
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+static void
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+nc_vendor_write(struct usbnet *dev, u8 req, u8 regnum, u16 value)
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+{
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+ usb_control_msg(dev->udev,
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+ usb_sndctrlpipe(dev->udev, 0),
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+ req,
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+ USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
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+ value, regnum,
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+ NULL, 0, // data is in setup packet
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+ USB_CTRL_SET_TIMEOUT);
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+}
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+
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+static inline void
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+nc_register_write(struct usbnet *dev, u8 regnum, u16 value)
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+{
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+ nc_vendor_write(dev, REQUEST_REGISTER, regnum, value);
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+}
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+
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+
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+#if 0
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+static void nc_dump_registers(struct usbnet *dev)
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+{
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+ u8 reg;
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+ u16 *vp = kmalloc(sizeof (u16));
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+
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+ if (!vp) {
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+ dbg("no memory?");
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+ return;
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+ }
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+
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+ dbg("%s registers:", dev->net->name);
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+ for (reg = 0; reg < 0x20; reg++) {
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+ int retval;
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+
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+ // reading some registers is trouble
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+ if (reg >= 0x08 && reg <= 0xf)
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+ continue;
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+ if (reg >= 0x12 && reg <= 0x1e)
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+ continue;
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+
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+ retval = nc_register_read(dev, reg, vp);
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+ if (retval < 0)
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+ dbg("%s reg [0x%x] ==> error %d",
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+ dev->net->name, reg, retval);
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+ else
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+ dbg("%s reg [0x%x] = 0x%x",
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+ dev->net->name, reg, *vp);
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+ }
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+ kfree(vp);
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+}
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+#endif
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+
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+
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+/*-------------------------------------------------------------------------*/
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+
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+/*
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+ * Control register
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+ */
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+
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+#define USBCTL_WRITABLE_MASK 0x1f0f
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+// bits 15-13 reserved, r/o
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+#define USBCTL_ENABLE_LANG (1 << 12)
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+#define USBCTL_ENABLE_MFGR (1 << 11)
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+#define USBCTL_ENABLE_PROD (1 << 10)
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+#define USBCTL_ENABLE_SERIAL (1 << 9)
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+#define USBCTL_ENABLE_DEFAULTS (1 << 8)
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+// bits 7-4 reserved, r/o
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+#define USBCTL_FLUSH_OTHER (1 << 3)
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+#define USBCTL_FLUSH_THIS (1 << 2)
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+#define USBCTL_DISCONN_OTHER (1 << 1)
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+#define USBCTL_DISCONN_THIS (1 << 0)
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+
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+static inline void nc_dump_usbctl(struct usbnet *dev, u16 usbctl)
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+{
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+ if (!netif_msg_link(dev))
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+ return;
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+ devdbg(dev, "net1080 %s-%s usbctl 0x%x:%s%s%s%s%s;"
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+ " this%s%s;"
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+ " other%s%s; r/o 0x%x",
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+ dev->udev->bus->bus_name, dev->udev->devpath,
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+ usbctl,
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+ (usbctl & USBCTL_ENABLE_LANG) ? " lang" : "",
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+ (usbctl & USBCTL_ENABLE_MFGR) ? " mfgr" : "",
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+ (usbctl & USBCTL_ENABLE_PROD) ? " prod" : "",
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+ (usbctl & USBCTL_ENABLE_SERIAL) ? " serial" : "",
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+ (usbctl & USBCTL_ENABLE_DEFAULTS) ? " defaults" : "",
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+
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+ (usbctl & USBCTL_FLUSH_OTHER) ? " FLUSH" : "",
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+ (usbctl & USBCTL_DISCONN_OTHER) ? " DIS" : "",
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+ (usbctl & USBCTL_FLUSH_THIS) ? " FLUSH" : "",
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+ (usbctl & USBCTL_DISCONN_THIS) ? " DIS" : "",
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+ usbctl & ~USBCTL_WRITABLE_MASK
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+ );
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+}
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+
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+/*-------------------------------------------------------------------------*/
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+
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+/*
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+ * Status register
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+ */
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+
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+#define STATUS_PORT_A (1 << 15)
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+
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+#define STATUS_CONN_OTHER (1 << 14)
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+#define STATUS_SUSPEND_OTHER (1 << 13)
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+#define STATUS_MAILBOX_OTHER (1 << 12)
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+#define STATUS_PACKETS_OTHER(n) (((n) >> 8) && 0x03)
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+
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+#define STATUS_CONN_THIS (1 << 6)
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+#define STATUS_SUSPEND_THIS (1 << 5)
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+#define STATUS_MAILBOX_THIS (1 << 4)
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+#define STATUS_PACKETS_THIS(n) (((n) >> 0) && 0x03)
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+
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+#define STATUS_UNSPEC_MASK 0x0c8c
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+#define STATUS_NOISE_MASK ((u16)~(0x0303|STATUS_UNSPEC_MASK))
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+
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+
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+static inline void nc_dump_status(struct usbnet *dev, u16 status)
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+{
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+ if (!netif_msg_link(dev))
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+ return;
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+ devdbg(dev, "net1080 %s-%s status 0x%x:"
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+ " this (%c) PKT=%d%s%s%s;"
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+ " other PKT=%d%s%s%s; unspec 0x%x",
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+ dev->udev->bus->bus_name, dev->udev->devpath,
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+ status,
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+
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+ // XXX the packet counts don't seem right
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+ // (1 at reset, not 0); maybe UNSPEC too
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+
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+ (status & STATUS_PORT_A) ? 'A' : 'B',
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+ STATUS_PACKETS_THIS(status),
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+ (status & STATUS_CONN_THIS) ? " CON" : "",
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+ (status & STATUS_SUSPEND_THIS) ? " SUS" : "",
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+ (status & STATUS_MAILBOX_THIS) ? " MBOX" : "",
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+
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+ STATUS_PACKETS_OTHER(status),
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+ (status & STATUS_CONN_OTHER) ? " CON" : "",
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+ (status & STATUS_SUSPEND_OTHER) ? " SUS" : "",
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+ (status & STATUS_MAILBOX_OTHER) ? " MBOX" : "",
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+
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+ status & STATUS_UNSPEC_MASK
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+ );
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+}
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+
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+/*-------------------------------------------------------------------------*/
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+
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+/*
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+ * TTL register
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+ */
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+
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+#define TTL_THIS(ttl) (0x00ff & ttl)
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+#define TTL_OTHER(ttl) (0x00ff & (ttl >> 8))
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+#define MK_TTL(this,other) ((u16)(((other)<<8)|(0x00ff&(this))))
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+
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+static inline void nc_dump_ttl(struct usbnet *dev, u16 ttl)
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+{
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+ if (netif_msg_link(dev))
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+ devdbg(dev, "net1080 %s-%s ttl 0x%x this = %d, other = %d",
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+ dev->udev->bus->bus_name, dev->udev->devpath,
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+ ttl, TTL_THIS(ttl), TTL_OTHER(ttl));
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+}
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+
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+/*-------------------------------------------------------------------------*/
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+
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+static int net1080_reset(struct usbnet *dev)
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+{
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+ u16 usbctl, status, ttl;
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+ u16 *vp = kmalloc(sizeof (u16), GFP_KERNEL);
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+ int retval;
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+
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+ if (!vp)
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+ return -ENOMEM;
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+
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+ // nc_dump_registers(dev);
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+
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+ if ((retval = nc_register_read(dev, REG_STATUS, vp)) < 0) {
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+ dbg("can't read %s-%s status: %d",
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+ dev->udev->bus->bus_name, dev->udev->devpath, retval);
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+ goto done;
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+ }
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+ status = *vp;
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+ nc_dump_status(dev, status);
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+
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+ if ((retval = nc_register_read(dev, REG_USBCTL, vp)) < 0) {
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+ dbg("can't read USBCTL, %d", retval);
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+ goto done;
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+ }
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+ usbctl = *vp;
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+ nc_dump_usbctl(dev, usbctl);
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+
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+ nc_register_write(dev, REG_USBCTL,
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+ USBCTL_FLUSH_THIS | USBCTL_FLUSH_OTHER);
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+
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+ if ((retval = nc_register_read(dev, REG_TTL, vp)) < 0) {
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+ dbg("can't read TTL, %d", retval);
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+ goto done;
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+ }
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+ ttl = *vp;
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+ // nc_dump_ttl(dev, ttl);
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+
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+ nc_register_write(dev, REG_TTL,
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+ MK_TTL(NC_READ_TTL_MS, TTL_OTHER(ttl)) );
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+ dbg("%s: assigned TTL, %d ms", dev->net->name, NC_READ_TTL_MS);
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+
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+ if (netif_msg_link(dev))
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+ devinfo(dev, "port %c, peer %sconnected",
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+ (status & STATUS_PORT_A) ? 'A' : 'B',
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+ (status & STATUS_CONN_OTHER) ? "" : "dis"
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+ );
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+ retval = 0;
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+
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+done:
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+ kfree(vp);
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+ return retval;
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+}
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+
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+static int net1080_check_connect(struct usbnet *dev)
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+{
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+ int retval;
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+ u16 status;
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+ u16 *vp = kmalloc(sizeof (u16), GFP_KERNEL);
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+
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+ if (!vp)
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+ return -ENOMEM;
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+ retval = nc_register_read(dev, REG_STATUS, vp);
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+ status = *vp;
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+ kfree(vp);
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+ if (retval != 0) {
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+ dbg("%s net1080_check_conn read - %d", dev->net->name, retval);
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+ return retval;
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+ }
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+ if ((status & STATUS_CONN_OTHER) != STATUS_CONN_OTHER)
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+ return -ENOLINK;
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+ return 0;
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+}
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+
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+static void nc_flush_complete(struct urb *urb, struct pt_regs *regs)
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+{
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+ kfree(urb->context);
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+ usb_free_urb(urb);
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+}
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+
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+static void nc_ensure_sync(struct usbnet *dev)
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+{
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+ dev->frame_errors++;
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+ if (dev->frame_errors > 5) {
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+ struct urb *urb;
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+ struct usb_ctrlrequest *req;
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+ int status;
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+
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+ /* Send a flush */
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+ urb = usb_alloc_urb(0, SLAB_ATOMIC);
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+ if (!urb)
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+ return;
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+
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+ req = kmalloc(sizeof *req, GFP_ATOMIC);
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+ if (!req) {
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+ usb_free_urb(urb);
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+ return;
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+ }
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+
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+ req->bRequestType = USB_DIR_OUT
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+ | USB_TYPE_VENDOR
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+ | USB_RECIP_DEVICE;
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|
|
+ req->bRequest = REQUEST_REGISTER;
|
|
|
+ req->wValue = cpu_to_le16(USBCTL_FLUSH_THIS
|
|
|
+ | USBCTL_FLUSH_OTHER);
|
|
|
+ req->wIndex = cpu_to_le16(REG_USBCTL);
|
|
|
+ req->wLength = cpu_to_le16(0);
|
|
|
+
|
|
|
+ /* queue an async control request, we don't need
|
|
|
+ * to do anything when it finishes except clean up.
|
|
|
+ */
|
|
|
+ usb_fill_control_urb(urb, dev->udev,
|
|
|
+ usb_sndctrlpipe(dev->udev, 0),
|
|
|
+ (unsigned char *) req,
|
|
|
+ NULL, 0,
|
|
|
+ nc_flush_complete, req);
|
|
|
+ status = usb_submit_urb(urb, GFP_ATOMIC);
|
|
|
+ if (status) {
|
|
|
+ kfree(req);
|
|
|
+ usb_free_urb(urb);
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (netif_msg_rx_err(dev))
|
|
|
+ devdbg(dev, "flush net1080; too many framing errors");
|
|
|
+ dev->frame_errors = 0;
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
+static int net1080_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
|
|
|
+{
|
|
|
+ struct nc_header *header;
|
|
|
+ struct nc_trailer *trailer;
|
|
|
+ u16 hdr_len, packet_len;
|
|
|
+
|
|
|
+ if (!(skb->len & 0x01)) {
|
|
|
+#ifdef DEBUG
|
|
|
+ struct net_device *net = dev->net;
|
|
|
+ dbg("rx framesize %d range %d..%d mtu %d", skb->len,
|
|
|
+ net->hard_header_len, dev->hard_mtu, net->mtu);
|
|
|
+#endif
|
|
|
+ dev->stats.rx_frame_errors++;
|
|
|
+ nc_ensure_sync(dev);
|
|
|
+ return 0;
|
|
|
+ }
|
|
|
+
|
|
|
+ header = (struct nc_header *) skb->data;
|
|
|
+ hdr_len = le16_to_cpup(&header->hdr_len);
|
|
|
+ packet_len = le16_to_cpup(&header->packet_len);
|
|
|
+ if (FRAMED_SIZE(packet_len) > NC_MAX_PACKET) {
|
|
|
+ dev->stats.rx_frame_errors++;
|
|
|
+ dbg("packet too big, %d", packet_len);
|
|
|
+ nc_ensure_sync(dev);
|
|
|
+ return 0;
|
|
|
+ } else if (hdr_len < MIN_HEADER) {
|
|
|
+ dev->stats.rx_frame_errors++;
|
|
|
+ dbg("header too short, %d", hdr_len);
|
|
|
+ nc_ensure_sync(dev);
|
|
|
+ return 0;
|
|
|
+ } else if (hdr_len > MIN_HEADER) {
|
|
|
+ // out of band data for us?
|
|
|
+ dbg("header OOB, %d bytes", hdr_len - MIN_HEADER);
|
|
|
+ nc_ensure_sync(dev);
|
|
|
+ // switch (vendor/product ids) { ... }
|
|
|
+ }
|
|
|
+ skb_pull(skb, hdr_len);
|
|
|
+
|
|
|
+ trailer = (struct nc_trailer *)
|
|
|
+ (skb->data + skb->len - sizeof *trailer);
|
|
|
+ skb_trim(skb, skb->len - sizeof *trailer);
|
|
|
+
|
|
|
+ if ((packet_len & 0x01) == 0) {
|
|
|
+ if (skb->data [packet_len] != PAD_BYTE) {
|
|
|
+ dev->stats.rx_frame_errors++;
|
|
|
+ dbg("bad pad");
|
|
|
+ return 0;
|
|
|
+ }
|
|
|
+ skb_trim(skb, skb->len - 1);
|
|
|
+ }
|
|
|
+ if (skb->len != packet_len) {
|
|
|
+ dev->stats.rx_frame_errors++;
|
|
|
+ dbg("bad packet len %d (expected %d)",
|
|
|
+ skb->len, packet_len);
|
|
|
+ nc_ensure_sync(dev);
|
|
|
+ return 0;
|
|
|
+ }
|
|
|
+ if (header->packet_id != get_unaligned(&trailer->packet_id)) {
|
|
|
+ dev->stats.rx_fifo_errors++;
|
|
|
+ dbg("(2+ dropped) rx packet_id mismatch 0x%x 0x%x",
|
|
|
+ le16_to_cpu(header->packet_id),
|
|
|
+ le16_to_cpu(trailer->packet_id));
|
|
|
+ return 0;
|
|
|
+ }
|
|
|
+#if 0
|
|
|
+ devdbg(dev, "frame <rx h %d p %d id %d", header->hdr_len,
|
|
|
+ header->packet_len, header->packet_id);
|
|
|
+#endif
|
|
|
+ dev->frame_errors = 0;
|
|
|
+ return 1;
|
|
|
+}
|
|
|
+
|
|
|
+static struct sk_buff *
|
|
|
+net1080_tx_fixup(struct usbnet *dev, struct sk_buff *skb, unsigned flags)
|
|
|
+{
|
|
|
+ int padlen;
|
|
|
+ struct sk_buff *skb2;
|
|
|
+ struct nc_header *header = NULL;
|
|
|
+ struct nc_trailer *trailer = NULL;
|
|
|
+ int len = skb->len;
|
|
|
+
|
|
|
+ padlen = ((len + sizeof (struct nc_header)
|
|
|
+ + sizeof (struct nc_trailer)) & 0x01) ? 0 : 1;
|
|
|
+ if (!skb_cloned(skb)) {
|
|
|
+ int headroom = skb_headroom(skb);
|
|
|
+ int tailroom = skb_tailroom(skb);
|
|
|
+
|
|
|
+ if ((padlen + sizeof (struct nc_trailer)) <= tailroom
|
|
|
+ && sizeof (struct nc_header) <= headroom)
|
|
|
+ /* There's enough head and tail room */
|
|
|
+ goto encapsulate;
|
|
|
+
|
|
|
+ if ((sizeof (struct nc_header) + padlen
|
|
|
+ + sizeof (struct nc_trailer)) <
|
|
|
+ (headroom + tailroom)) {
|
|
|
+ /* There's enough total room, so just readjust */
|
|
|
+ skb->data = memmove(skb->head
|
|
|
+ + sizeof (struct nc_header),
|
|
|
+ skb->data, skb->len);
|
|
|
+ skb->tail = skb->data + len;
|
|
|
+ goto encapsulate;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ /* Create a new skb to use with the correct size */
|
|
|
+ skb2 = skb_copy_expand(skb,
|
|
|
+ sizeof (struct nc_header),
|
|
|
+ sizeof (struct nc_trailer) + padlen,
|
|
|
+ flags);
|
|
|
+ dev_kfree_skb_any(skb);
|
|
|
+ if (!skb2)
|
|
|
+ return skb2;
|
|
|
+ skb = skb2;
|
|
|
+
|
|
|
+encapsulate:
|
|
|
+ /* header first */
|
|
|
+ header = (struct nc_header *) skb_push(skb, sizeof *header);
|
|
|
+ header->hdr_len = cpu_to_le16(sizeof (*header));
|
|
|
+ header->packet_len = cpu_to_le16(len);
|
|
|
+ header->packet_id = cpu_to_le16((u16)dev->xid++);
|
|
|
+
|
|
|
+ /* maybe pad; then trailer */
|
|
|
+ if (!((skb->len + sizeof *trailer) & 0x01))
|
|
|
+ *skb_put(skb, 1) = PAD_BYTE;
|
|
|
+ trailer = (struct nc_trailer *) skb_put(skb, sizeof *trailer);
|
|
|
+ put_unaligned(header->packet_id, &trailer->packet_id);
|
|
|
+#if 0
|
|
|
+ devdbg(dev, "frame >tx h %d p %d id %d",
|
|
|
+ header->hdr_len, header->packet_len,
|
|
|
+ header->packet_id);
|
|
|
+#endif
|
|
|
+ return skb;
|
|
|
+}
|
|
|
+
|
|
|
+static int net1080_bind(struct usbnet *dev, struct usb_interface *intf)
|
|
|
+{
|
|
|
+ unsigned extra = sizeof (struct nc_header)
|
|
|
+ + 1
|
|
|
+ + sizeof (struct nc_trailer);
|
|
|
+
|
|
|
+ dev->net->hard_header_len += extra;
|
|
|
+ dev->rx_urb_size = dev->net->hard_header_len + dev->net->mtu;
|
|
|
+ dev->hard_mtu = NC_MAX_PACKET;
|
|
|
+ return usbnet_get_endpoints (dev, intf);
|
|
|
+}
|
|
|
+
|
|
|
+static const struct driver_info net1080_info = {
|
|
|
+ .description = "NetChip TurboCONNECT",
|
|
|
+ .flags = FLAG_FRAMING_NC,
|
|
|
+ .bind = net1080_bind,
|
|
|
+ .reset = net1080_reset,
|
|
|
+ .check_connect = net1080_check_connect,
|
|
|
+ .rx_fixup = net1080_rx_fixup,
|
|
|
+ .tx_fixup = net1080_tx_fixup,
|
|
|
+};
|
|
|
+
|
|
|
+static const struct usb_device_id products [] = {
|
|
|
+{
|
|
|
+ USB_DEVICE(0x0525, 0x1080), // NetChip ref design
|
|
|
+ .driver_info = (unsigned long) &net1080_info,
|
|
|
+}, {
|
|
|
+ USB_DEVICE(0x06D0, 0x0622), // Laplink Gold
|
|
|
+ .driver_info = (unsigned long) &net1080_info,
|
|
|
+},
|
|
|
+ { }, // END
|
|
|
+};
|
|
|
+MODULE_DEVICE_TABLE(usb, products);
|
|
|
+
|
|
|
+static struct usb_driver net1080_driver = {
|
|
|
+ .owner = THIS_MODULE,
|
|
|
+ .name = "net1080",
|
|
|
+ .id_table = products,
|
|
|
+ .probe = usbnet_probe,
|
|
|
+ .disconnect = usbnet_disconnect,
|
|
|
+ .suspend = usbnet_suspend,
|
|
|
+ .resume = usbnet_resume,
|
|
|
+};
|
|
|
+
|
|
|
+static int __init net1080_init(void)
|
|
|
+{
|
|
|
+ return usb_register(&net1080_driver);
|
|
|
+}
|
|
|
+module_init(net1080_init);
|
|
|
+
|
|
|
+static void __exit net1080_exit(void)
|
|
|
+{
|
|
|
+ usb_deregister(&net1080_driver);
|
|
|
+}
|
|
|
+module_exit(net1080_exit);
|
|
|
+
|
|
|
+MODULE_AUTHOR("David Brownell");
|
|
|
+MODULE_DESCRIPTION("NetChip 1080 based USB Host-to-Host Links");
|
|
|
+MODULE_LICENSE("GPL");
|
David Brownell