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SubjectRe: [PATCH] drivers/net/usb/asix: resync from vendor's copy
On 11-11-02 03:36 PM, Mark Lord wrote:
..
> Okay, here's a first cut at it for review/comment.
> After a round or two of this, I'll submit it more
> properly for upstream inclusion.
>
> Let's try and fix the stuff that _needs_ fixing,
> but hopefully not be too nit-picky about it.
> The in-kernel driver doesn't work for any hardware
> I have here, and this one works for all of it.
> Lots of others are probably in the same boat.
>
> Patch included inline for comments, and also attached
> due to thunderbird's propensity for modifying things..
..

And for review convenience, here is the full (patched)
source file for asix.c, followed by asix.h.

It probably makes more sense to look at this
than to try and decipher the patch file.
(note that this is probably whitespace-mangled from my mailer).

/*
* ASIX AX8817X based USB 2.0 Ethernet Devices
* Copyright (C) 2003-2006 David Hollis <dhollis@davehollis.com>
* Copyright (C) 2005 Phil Chang <pchang23@sbcglobal.net>
* Copyright (C) 2006 James Painter <jamie.painter@iname.com>
* Copyright (c) 2002-2003 TiVo Inc.
*
* 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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/

#include <linux/module.h>
#include <linux/kmod.h>
#include <linux/sched.h>
#include <linux/init.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#include <linux/ethtool.h>
#include <linux/workqueue.h>
#include <linux/mii.h>
#include <linux/usb.h>
#include <linux/crc32.h>
#include <linux/usb/usbnet.h>
#include "asix.h"

#define DRIVER_VERSION "5.0.0"
static const char driver_name[] = "asix";

static char driver_version[] =
"ASIX USB Ethernet Adapter: v" DRIVER_VERSION \
" " __TIME__ " " __DATE__ "\n";

/* configuration of maximum bulk in size */
static int bsize = AX88772B_MAX_BULKIN_16K;
module_param(bsize, int, 0);
MODULE_PARM_DESC(bsize, "Maximum transfer size per bulk");

static void ax88772b_link_reset(struct work_struct *work);
static void ax88772a_link_reset(struct work_struct *work);
static void ax88772_link_reset(struct work_struct *work);
static int ax88772a_phy_powerup(struct usbnet *dev);

/* ASIX AX8817X based USB 2.0 Ethernet Devices */

static int ax8817x_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index,
u16 size, void *data)
{
return usb_control_msg(
dev->udev,
usb_rcvctrlpipe(dev->udev, 0),
cmd,
USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
value,
index,
data,
size,
USB_CTRL_GET_TIMEOUT);
}

static int ax8817x_write_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index,
u16 size, void *data)
{
return usb_control_msg(
dev->udev,
usb_sndctrlpipe(dev->udev, 0),
cmd,
USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
value,
index,
data,
size,
USB_CTRL_SET_TIMEOUT);
}

static void ax8817x_async_cmd_callback(struct urb *urb)
{
struct usb_ctrlrequest *req = (struct usb_ctrlrequest *)urb->context;

if (urb->status < 0)
printk(KERN_DEBUG "ax8817x_async_cmd_callback() failed with %d",
urb->status);

kfree(req);
usb_free_urb(urb);
}

static int ax8817x_set_mac_addr(struct net_device *net, void *p)
{
struct usbnet *dev = netdev_priv(net);
struct sockaddr *addr = p;

memcpy(net->dev_addr, addr->sa_data, ETH_ALEN);

/* Set the MAC address */
return ax8817x_write_cmd(dev, AX88772_CMD_WRITE_NODE_ID,
0, 0, ETH_ALEN, net->dev_addr);

}

static void ax8817x_status(struct usbnet *dev, struct urb *urb)
{
struct ax88172_int_data *event;
int link;

if (urb->actual_length < 8)
return;

event = urb->transfer_buffer;
link = event->link & 0x01;

if (netif_carrier_ok(dev->net) != link) {
if (link) {
netif_carrier_on(dev->net);
usbnet_defer_kevent(dev, EVENT_LINK_RESET);
} else
netif_carrier_off(dev->net);
netdev_warn(dev->net, "%s: link status is: %d\n",
__func__, link);
}
}

static void ax88178_status(struct usbnet *dev, struct urb *urb)
{
struct ax88178_data *priv = (struct ax88178_data *)dev->driver_priv;

if (priv->EepromData == PHY_MODE_MAC_TO_MAC_GMII)
return;
ax8817x_status(dev, urb);
}

static void ax88772_status(struct usbnet *dev, struct urb *urb)
{
struct ax88172_int_data *event;
struct ax88772_data *priv = (struct ax88772_data *)dev->driver_priv;
int link;

if (urb->actual_length < 8)
return;

event = urb->transfer_buffer;
link = event->link & 0x01;

if (netif_carrier_ok(dev->net) != link) {
if (link) {
netif_carrier_on(dev->net);
priv->Event = AX_SET_RX_CFG;
} else {
netif_carrier_off(dev->net);
if (priv->Event == AX_NOP) {
priv->Event = PHY_POWER_DOWN;
priv->TickToExpire = 25;
}
}
netdev_warn(dev->net, "%s: link status is: %d\n",
__func__, link);
}

if (priv->Event)
queue_work(priv->ax_work, &priv->check_link);
}

static void ax88772a_status(struct usbnet *dev, struct urb *urb)
{
struct ax88172_int_data *event;
struct ax88772a_data *priv = (struct ax88772a_data *)dev->driver_priv;
int link;
int PowSave = (priv->EepromData >> 14);

if (urb->actual_length < 8)
return;

event = urb->transfer_buffer;
link = event->link & 0x01;

if (netif_carrier_ok(dev->net) != link) {

if (link) {
netif_carrier_on(dev->net);
priv->Event = AX_SET_RX_CFG;
} else if ((PowSave == 0x3) || (PowSave == 0x1)) {
netif_carrier_off(dev->net);
if (priv->Event == AX_NOP) {
priv->Event = CHK_CABLE_EXIST;
priv->TickToExpire = 14;
}
} else {
netif_carrier_off(dev->net);
priv->Event = AX_NOP;
}
netdev_warn(dev->net, "%s: link status is: %d\n",
__func__, link);
}

if (priv->Event)
queue_work(priv->ax_work, &priv->check_link);
}

static void ax88772b_status(struct usbnet *dev, struct urb *urb)
{
struct ax88772b_data *priv = (struct ax88772b_data *)dev->driver_priv;
struct ax88172_int_data *event;
int link;

if (urb->actual_length < 8)
return;

event = urb->transfer_buffer;
link = event->link & AX_INT_PPLS_LINK;
if (netif_carrier_ok(dev->net) != link) {
if (link) {
netif_carrier_on(dev->net);
priv->Event = AX_SET_RX_CFG;
} else {
netif_carrier_off(dev->net);
priv->time_to_chk = jiffies;
}
netdev_warn(dev->net, "%s: link status is: %d\n",
__func__, link);
}

if (!link) {
int no_cable = (event->link & AX_INT_CABOFF_UNPLUG) ? 1 : 0;

if (no_cable) {
if ((priv->psc &
(AX_SWRESET_IPPSL_0 | AX_SWRESET_IPPSL_1)) &&
!priv->pw_enabled) {
/*
* AX88772B already entered power saving state
*/
priv->pw_enabled = 1;
}

} else {
/* AX88772B resumed from power saving state */
if (priv->pw_enabled ||
(jiffies >
(priv->time_to_chk + AX88772B_WATCHDOG))) {
if (priv->pw_enabled)
priv->pw_enabled = 0;
priv->Event = PHY_POWER_UP;
priv->time_to_chk = jiffies;
}
}
}

if (priv->Event)
queue_work(priv->ax_work, &priv->check_link);
}

static void
ax8817x_write_cmd_async(struct usbnet *dev, u8 cmd, u16 value, u16 index,
u16 size, void *data)
{
struct usb_ctrlrequest *req;
int status;
struct urb *urb;

urb = usb_alloc_urb(0, GFP_ATOMIC);
if (urb == NULL) {
netdev_err(dev->net, "%s: usb_alloc_urb() failed\n", __func__);
return;
}

req = kmalloc(sizeof(struct usb_ctrlrequest), GFP_ATOMIC);
if (req == NULL) {
netdev_err(dev->net, "%s: kmalloc() failed\n", __func__);
usb_free_urb(urb);
return;
}

req->bRequestType = USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE;
req->bRequest = cmd;
req->wValue = cpu_to_le16(value);
req->wIndex = cpu_to_le16(index);
req->wLength = cpu_to_le16(size);

usb_fill_control_urb(urb, dev->udev,
usb_sndctrlpipe(dev->udev, 0),
(void *)req, data, size,
ax8817x_async_cmd_callback, req);

status = usb_submit_urb(urb, GFP_ATOMIC);
if (status < 0) {
netdev_err(dev->net, "%s: usb_submit_urb() failed, err=%d\n",
__func__, status);
kfree(req);
usb_free_urb(urb);
}
}

static void ax8817x_set_multicast(struct net_device *net)
{
struct usbnet *dev = netdev_priv(net);
struct ax8817x_data *data = (struct ax8817x_data *)&dev->data;
u8 rx_ctl = AX_RX_CTL_START | AX_RX_CTL_AB;
int mc_count;

mc_count = netdev_mc_count(net);

if (net->flags & IFF_PROMISC) {
rx_ctl |= AX_RX_CTL_PRO;
} else if (net->flags & IFF_ALLMULTI
|| mc_count > AX_MAX_MCAST) {
rx_ctl |= AX_RX_CTL_AMALL;
} else if (mc_count == 0) {
/* just broadcast and directed */
} else {
/* We use the 20 byte dev->data
* for our 8 byte filter buffer
* to avoid allocating memory that
* is tricky to free later */
u32 crc_bits;
struct netdev_hw_addr *ha;
memset(data->multi_filter, 0, AX_MCAST_FILTER_SIZE);
netdev_for_each_mc_addr(ha, net) {
crc_bits = ether_crc(ETH_ALEN, ha->addr) >> 26;
data->multi_filter[crc_bits >> 3] |=
1 << (crc_bits & 7);
}
ax8817x_write_cmd_async(dev, AX_CMD_WRITE_MULTI_FILTER, 0, 0,
AX_MCAST_FILTER_SIZE, data->multi_filter);

rx_ctl |= AX_RX_CTL_AM;
}

ax8817x_write_cmd_async(dev, AX_CMD_WRITE_RX_CTL, rx_ctl, 0, 0, NULL);
}

static void ax88772b_set_multicast(struct net_device *net)
{
struct usbnet *dev = netdev_priv(net);
struct ax8817x_data *data = (struct ax8817x_data *)&dev->data;
u16 rx_ctl = (AX_RX_CTL_START | AX_RX_CTL_AB | AX_RX_HEADER_DEFAULT);
int mc_count;

mc_count = netdev_mc_count(net);

if (net->flags & IFF_PROMISC) {
rx_ctl |= AX_RX_CTL_PRO;
} else if (net->flags & IFF_ALLMULTI
|| mc_count > AX_MAX_MCAST) {
rx_ctl |= AX_RX_CTL_AMALL;
} else if (mc_count == 0) {
/* just broadcast and directed */
} else {
/* We use the 20 byte dev->data
* for our 8 byte filter buffer
* to avoid allocating memory that
* is tricky to free later */
u32 crc_bits;

struct netdev_hw_addr *ha;
memset(data->multi_filter, 0, AX_MCAST_FILTER_SIZE);
netdev_for_each_mc_addr(ha, net) {
crc_bits = ether_crc(ETH_ALEN, ha->addr) >> 26;
data->multi_filter[crc_bits >> 3] |=
1 << (crc_bits & 7);
}
ax8817x_write_cmd_async(dev, AX_CMD_WRITE_MULTI_FILTER, 0, 0,
AX_MCAST_FILTER_SIZE, data->multi_filter);

rx_ctl |= AX_RX_CTL_AM;
}

ax8817x_write_cmd_async(dev, AX_CMD_WRITE_RX_CTL, rx_ctl, 0, 0, NULL);
}

static int ax8817x_mdio_read(struct net_device *netdev, int phy_id, int loc)
{
struct usbnet *dev = netdev_priv(netdev);
u16 *res;
u16 ret;

res = kmalloc(2, GFP_ATOMIC);
if (!res)
return 0;

ax8817x_write_cmd(dev, AX_CMD_SET_SW_MII, 0, 0, 0, NULL);
ax8817x_read_cmd(dev, AX_CMD_READ_MII_REG, phy_id, (__u16)loc, 2, res);
ax8817x_write_cmd(dev, AX_CMD_SET_HW_MII, 0, 0, 0, NULL);

ret = *res & 0xffff;
kfree(res);

return ret;
}

static int
ax8817x_swmii_mdio_read(struct net_device *netdev, int phy_id, int loc)
{
struct usbnet *dev = netdev_priv(netdev);
u16 *res;
u16 ret;

res = kmalloc(2, GFP_ATOMIC);
if (!res)
return 0;

ax8817x_read_cmd(dev, AX_CMD_READ_MII_REG, phy_id,
(__u16)loc, 2, res);

ret = *res & 0xffff;
kfree(res);

return ret;
}

/* same as above, but converts resulting value to cpu byte order */
static int ax8817x_mdio_read_le(struct net_device *netdev, int phy_id, int loc)
{
return le16_to_cpu(ax8817x_mdio_read(netdev, phy_id, loc));
}

static int
ax8817x_swmii_mdio_read_le(struct net_device *netdev, int phy_id, int loc)
{
return le16_to_cpu(ax8817x_swmii_mdio_read(netdev, phy_id, loc));
}

static void
ax8817x_mdio_write(struct net_device *netdev, int phy_id, int loc, int val)
{
struct usbnet *dev = netdev_priv(netdev);
u16 *res;

res = kmalloc(2, GFP_ATOMIC);
if (!res)
return;
*res = val;

ax8817x_write_cmd(dev, AX_CMD_SET_SW_MII, 0, 0, 0, NULL);
ax8817x_write_cmd(dev, AX_CMD_WRITE_MII_REG, phy_id,
(__u16)loc, 2, res);
ax8817x_write_cmd(dev, AX_CMD_SET_HW_MII, 0, 0, 0, NULL);

kfree(res);
}

static void ax8817x_swmii_mdio_write(struct net_device *netdev,
int phy_id, int loc, int val)
{
struct usbnet *dev = netdev_priv(netdev);
u16 *res;

res = kmalloc(2, GFP_ATOMIC);
if (!res)
return;
*res = val;

ax8817x_write_cmd(dev, AX_CMD_WRITE_MII_REG, phy_id,
(__u16)loc, 2, res);

kfree(res);
}

static void
ax88772b_mdio_write(struct net_device *netdev, int phy_id, int loc, int val)
{
struct usbnet *dev = netdev_priv(netdev);
u16 *res;

res = kmalloc(2, GFP_ATOMIC);
if (!res)
return;
*res = val;

ax8817x_write_cmd(dev, AX_CMD_SET_SW_MII, 0, 0, 0, NULL);
ax8817x_write_cmd(dev, AX_CMD_WRITE_MII_REG, phy_id,
(__u16)loc, 2, res);

if (loc == MII_ADVERTISE) {
*res = cpu_to_le16(BMCR_ANENABLE | BMCR_ANRESTART);
ax8817x_write_cmd(dev, AX_CMD_WRITE_MII_REG, phy_id,
(__u16)MII_BMCR, 2, res);
}

ax8817x_write_cmd(dev, AX_CMD_SET_HW_MII, 0, 0, 0, NULL);

kfree(res);
}

/* same as above, but converts new value to le16 byte order before writing */
static void
ax8817x_mdio_write_le(struct net_device *netdev, int phy_id, int loc, int val)
{
ax8817x_mdio_write(netdev, phy_id, loc, cpu_to_le16(val));
}

static void ax8817x_swmii_mdio_write_le(struct net_device *netdev,
int phy_id, int loc, int val)
{
ax8817x_swmii_mdio_write(netdev, phy_id, loc, cpu_to_le16(val));
}

static void
ax88772b_mdio_write_le(struct net_device *netdev, int phy_id, int loc, int val)
{
ax88772b_mdio_write(netdev, phy_id, loc, cpu_to_le16(val));
}

static int asix_write_medium_mode(struct usbnet *dev, u16 value)
{
int ret;

ret = ax8817x_write_cmd(dev, AX_CMD_WRITE_MEDIUM_MODE,
value, 0, 0, NULL);
if (ret < 0)
netdev_err(dev->net, "%s (0x%04x) failed, err=%d\n",
__func__, value, ret);
return ret;
}

static int ax88772_suspend(struct usb_interface *intf,
pm_message_t message)
{
struct usbnet *dev = usb_get_intfdata(intf);
u16 *medium;

medium = kmalloc(2, GFP_ATOMIC);
if (!medium)
return usbnet_suspend(intf, message);

ax8817x_read_cmd(dev, AX_CMD_READ_MEDIUM_MODE, 0, 0, 2, medium);
asix_write_medium_mode(dev, *medium & ~AX88772_MEDIUM_RX_ENABLE);

kfree(medium);
return usbnet_suspend(intf, message);
}

static int ax88772b_suspend(struct usb_interface *intf,
pm_message_t message)
{
struct usbnet *dev = usb_get_intfdata(intf);
struct ax88772b_data *priv = (struct ax88772b_data *)dev->driver_priv;
u16 *tmp16;
u8 *opt;

tmp16 = kmalloc(2, GFP_ATOMIC);
if (!tmp16)
return usbnet_suspend(intf, message);
opt = (u8 *)tmp16;

ax8817x_read_cmd(dev, AX_CMD_READ_MEDIUM_MODE, 0, 0, 2, tmp16);
asix_write_medium_mode(dev, *tmp16 & ~AX88772_MEDIUM_RX_ENABLE);

ax8817x_read_cmd(dev, AX_CMD_READ_MONITOR_MODE, 0, 0, 1, opt);
if (!(*opt & AX_MONITOR_LINK) && !(*opt & AX_MONITOR_MAGIC)) {
ax8817x_write_cmd(dev, AX_CMD_SW_RESET,
AX_SWRESET_IPRL | AX_SWRESET_IPPD, 0, 0, NULL);
} else {

if (priv->psc & AX_SWRESET_WOLLP) {
*tmp16 = ax8817x_mdio_read_le(dev->net,
dev->mii.phy_id, MII_BMCR);
ax8817x_mdio_write_le(dev->net, dev->mii.phy_id,
MII_BMCR, *tmp16 | BMCR_ANENABLE);

ax8817x_write_cmd(dev, AX_CMD_SW_RESET,
AX_SWRESET_IPRL | priv->psc, 0, 0, NULL);
}

if (priv->psc &
(AX_SWRESET_IPPSL_0 | AX_SWRESET_IPPSL_1)) {
*opt |= AX_MONITOR_LINK;
ax8817x_write_cmd(dev, AX_CMD_WRITE_MONITOR_MODE,
*opt, 0, 0, NULL);
}
}

kfree(tmp16);
return usbnet_suspend(intf, message);
}

static int ax88772_resume(struct usb_interface *intf)
{
struct usbnet *dev = usb_get_intfdata(intf);

netif_carrier_off(dev->net);
return usbnet_resume(intf);
}

static int ax88772b_resume(struct usb_interface *intf)
{
struct usbnet *dev = usb_get_intfdata(intf);
struct ax88772b_data *priv = (struct ax88772b_data *)dev->driver_priv;

if (priv->psc & AX_SWRESET_WOLLP) {
ax8817x_write_cmd(dev, AX_CMD_SW_RESET,
AX_SWRESET_IPRL | (priv->psc & 0x7FFF),
0, 0, NULL);
}
if (priv->psc & (AX_SWRESET_IPPSL_0 | AX_SWRESET_IPPSL_1))
ax88772a_phy_powerup(dev);
netif_carrier_off(dev->net);
return usbnet_resume(intf);
}

static int ax88172_link_reset(struct usbnet *dev)
{
u16 lpa;
u16 adv;
u16 res;
u8 mode;

mode = AX_MEDIUM_TX_ABORT_ALLOW | AX_MEDIUM_FLOW_CONTROL_EN;
lpa = ax8817x_mdio_read_le(dev->net, dev->mii.phy_id, MII_LPA);
adv = ax8817x_mdio_read_le(dev->net, dev->mii.phy_id, MII_ADVERTISE);
res = mii_nway_result(lpa|adv);
if (res & LPA_DUPLEX)
mode |= AX_MEDIUM_FULL_DUPLEX;
asix_write_medium_mode(dev, mode);
return 0;
}

static void
ax8817x_get_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo)
{
struct usbnet *dev = netdev_priv(net);
u8 *opt;

wolinfo->supported = 0;
wolinfo->wolopts = 0;

opt = kmalloc(1, GFP_KERNEL);
if (!opt)
return;

if (ax8817x_read_cmd(dev, AX_CMD_READ_MONITOR_MODE, 0, 0, 1, opt) < 0)
return;

wolinfo->supported = WAKE_PHY | WAKE_MAGIC;

if (*opt & AX_MONITOR_LINK)
wolinfo->wolopts |= WAKE_PHY;
if (*opt & AX_MONITOR_MAGIC)
wolinfo->wolopts |= WAKE_MAGIC;

kfree(opt);
}

static int
ax8817x_set_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo)
{
struct usbnet *dev = netdev_priv(net);
u8 *opt;

opt = kmalloc(1, GFP_KERNEL);
if (!opt)
return -ENOMEM;

*opt = 0;
if (wolinfo->wolopts & WAKE_PHY)
*opt |= AX_MONITOR_LINK;
if (wolinfo->wolopts & WAKE_MAGIC)
*opt |= AX_MONITOR_MAGIC;

ax8817x_write_cmd(dev, AX_CMD_WRITE_MONITOR_MODE, *opt, 0, 0, NULL);

kfree(opt);
return 0;
}

static int ax8817x_get_eeprom_len(struct net_device *net)
{
return AX_EEPROM_LEN;
}

static int ax8817x_get_eeprom(struct net_device *net,
struct ethtool_eeprom *eeprom, u8 *data)
{
struct usbnet *dev = netdev_priv(net);
u16 *ebuf = (u16 *)data;
int i;

/* Crude hack to ensure that we don't overwrite memory
* if an odd length is supplied
*/
if (eeprom->len % 2)
return -EINVAL;

eeprom->magic = AX_EEPROM_MAGIC;

/* ax8817x returns 2 bytes from eeprom on read */
for (i = 0; i < eeprom->len / 2; i++) {
if (ax8817x_read_cmd(dev, AX_CMD_READ_EEPROM,
eeprom->offset + i, 0, 2, &ebuf[i]) < 0)
return -EINVAL;
}
return 0;
}

static void ax8817x_get_drvinfo(struct net_device *net,
struct ethtool_drvinfo *info)
{
/* Inherit standard device info */
usbnet_get_drvinfo(net, info);
info->eedump_len = 0x3e;
}

static int ax8817x_get_settings(struct net_device *net, struct ethtool_cmd *cmd)
{
struct usbnet *dev = netdev_priv(net);
return mii_ethtool_gset(&dev->mii, cmd);
}

static int ax8817x_set_settings(struct net_device *net, struct ethtool_cmd *cmd)
{
struct usbnet *dev = netdev_priv(net);
return mii_ethtool_sset(&dev->mii, cmd);
}

/*
* We need to override some ethtool_ops so we require our
* own structure so we don't interfere with other usbnet
* devices that may be connected at the same time.
*/
static struct ethtool_ops ax8817x_ethtool_ops = {
.get_drvinfo = ax8817x_get_drvinfo,
.get_link = ethtool_op_get_link,
.get_msglevel = usbnet_get_msglevel,
.set_msglevel = usbnet_set_msglevel,
.get_wol = ax8817x_get_wol,
.set_wol = ax8817x_set_wol,
.get_eeprom_len = ax8817x_get_eeprom_len,
.get_eeprom = ax8817x_get_eeprom,
.get_settings = ax8817x_get_settings,
.set_settings = ax8817x_set_settings,
};

static int ax8817x_ioctl(struct net_device *net, struct ifreq *rq, int cmd)
{
struct usbnet *dev = netdev_priv(net);

return generic_mii_ioctl(&dev->mii, if_mii(rq), cmd, NULL);
}

static const struct net_device_ops ax88x72_netdev_ops = {
.ndo_open = usbnet_open,
.ndo_stop = usbnet_stop,
.ndo_start_xmit = usbnet_start_xmit,
.ndo_tx_timeout = usbnet_tx_timeout,
.ndo_change_mtu = usbnet_change_mtu,
.ndo_do_ioctl = ax8817x_ioctl,
.ndo_set_mac_address = ax8817x_set_mac_addr,
.ndo_validate_addr = eth_validate_addr,
.ndo_set_multicast_list = ax8817x_set_multicast,
};

static int asix_read_mac(struct usbnet *dev, u8 op)
{
u8 *buf;
int ret, len = ETH_ALEN;

buf = kzalloc(len, GFP_KERNEL);
if (!buf) {
netdev_err(dev->net, "%s kzalloc failed\n", __func__);
return -ENOMEM;
}
ret = ax8817x_read_cmd(dev, op, 0, 0, len, buf);
if (ret < 0) {
netdev_err(dev->net, "%s failed, err=%d\n", __func__, ret);
} else {
memcpy(dev->net->dev_addr, buf, len);
ret = 0;
}
kfree(buf);
return ret;
}

static int asix_read_phyid(struct usbnet *dev, u8 op)
{
u8 *buf;
int ret, len = 2;

buf = kzalloc(len, GFP_KERNEL);
if (!buf) {
netdev_err(dev->net, "%s kzalloc failed\n", __func__);
return -ENOMEM;
}
ret = ax8817x_read_cmd(dev, op, 0, 0, len, buf);
if (ret < 0) {
netdev_err(dev->net, "%s failed, err=%d\n", __func__, ret);
} else if (ret < len) {
netdev_err(dev->net, "%s read only %d/%d bytes\n",
__func__, ret, len);
ret = -EIO;
} else {
dev->mii.phy_id = buf[1];
ret = 0;
}
kfree(buf);
return ret;
}

static int asix_read_eeprom_le16(struct usbnet *dev, u8 offset, u16 *data)
{
u16 *buf;
int ret, len = 2;

buf = kzalloc(len, GFP_KERNEL);
if (!buf) {
netdev_err(dev->net, "%s kzalloc failed\n", __func__);
return -ENOMEM;
}

ret = ax8817x_read_cmd(dev, AX_CMD_READ_EEPROM, offset, 0, len, buf);
if (ret != 2) {
netdev_err(dev->net, "%s failed offset 0x%02x, err=%d\n",
__func__, offset, ret);
} else {
le16_to_cpus(buf);
*data = *buf;
ret = 0;
}
kfree(buf);
return ret;
}

static int asix_read_mac_from_eeprom(struct usbnet *dev)
{
u16 buf[ETH_ALEN / 2];
int i, ret;

memset(buf, 0, sizeof(buf));
for (i = 0; i < ETH_ALEN; i += 2) {
ret = asix_read_eeprom_le16(dev, i + 4, buf + i);
if (ret < 0) {
netdev_err(dev->net, "%s failed\n", __func__);
return ret;
}
}
memcpy(dev->net->dev_addr, buf, ETH_ALEN);
return 0;
}

static int asix_phy_select(struct usbnet *dev, u16 physel)
{
int ret;

ret = ax8817x_write_cmd(dev, AX_CMD_SW_PHY_SELECT, physel, 0, 0, NULL);
if (ret < 0)
netdev_err(dev->net, "%s (0x%04x) failed, err=%d\n",
__func__, physel, ret);
return ret;
}

static int asix_write_gpio(struct usbnet *dev, unsigned int wait, u16 value)
{
int ret;

ret = ax8817x_write_cmd(dev, AX_CMD_WRITE_GPIOS, value, 0, 0, NULL);
if (ret < 0) {
netdev_err(dev->net, "%s (0x%x) failed\n", __func__, value);
return ret;
}
if (!wait)
wait = 5;
if (wait < 20)
usleep_range(wait * 1000, wait * (1000 * 2));
else
msleep(wait);
return 0;
}

static int ax8817x_bind(struct usbnet *dev, struct usb_interface *intf)
{
int ret = 0;
int i;
unsigned long gpio_bits = dev->driver_info->data;
struct ax8817x_data *data = (struct ax8817x_data *)&dev->data;

usbnet_get_endpoints(dev, intf);

/* Toggle the GPIOs in a manufacturer/model specific way */
for (i = 2; i >= 0; i--) {
ret = asix_write_gpio(dev, 0, (gpio_bits >> (i * 8)) & 0xff);
if (ret)
goto err_out;
}

ret = ax8817x_write_cmd(dev, AX_CMD_WRITE_RX_CTL, 0x80, 0, 0, NULL);
if (ret < 0) {
netdev_err(dev->net, "%s: WRITE_RX_CTL failed, err=%d\n",
__func__, ret);
goto err_out;
}

/* Get the MAC address */
ret = asix_read_mac(dev, AX_CMD_READ_NODE_ID);
if (ret < 0)
goto err_out;

/* Get the PHY id */
ret = asix_read_phyid(dev, AX_CMD_READ_PHY_ID);
if (ret < 0)
goto err_out;

/* Initialize MII structure */
dev->mii.dev = dev->net;
dev->mii.mdio_read = ax8817x_mdio_read_le;
dev->mii.mdio_write = ax8817x_mdio_write_le;
dev->mii.phy_id_mask = 0x3f;
dev->mii.reg_num_mask = 0x1f;
dev->net->netdev_ops = &ax88x72_netdev_ops;
dev->net->ethtool_ops = &ax8817x_ethtool_ops;

/* Register suspend and resume functions */
data->suspend = usbnet_suspend;
data->resume = usbnet_resume;

ax8817x_mdio_write_le(dev->net, dev->mii.phy_id, MII_BMCR, BMCR_RESET);
ax8817x_mdio_write_le(dev->net, dev->mii.phy_id, MII_ADVERTISE,
ADVERTISE_ALL | ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
mii_nway_restart(&dev->mii);

printk(KERN_INFO "%s\n", driver_version);
return 0;

err_out:
return ret;
}

static struct ethtool_ops ax88772_ethtool_ops = {
.get_drvinfo = ax8817x_get_drvinfo,
.get_link = ethtool_op_get_link,
.get_msglevel = usbnet_get_msglevel,
.set_msglevel = usbnet_set_msglevel,
.get_wol = ax8817x_get_wol,
.set_wol = ax8817x_set_wol,
.get_eeprom_len = ax8817x_get_eeprom_len,
.get_eeprom = ax8817x_get_eeprom,
.get_settings = ax8817x_get_settings,
.set_settings = ax8817x_set_settings,
};

static int ax88772_bind(struct usbnet *dev, struct usb_interface *intf)
{
int ret;
struct ax8817x_data *data = (struct ax8817x_data *)&dev->data;
struct ax88772_data *priv;

usbnet_get_endpoints(dev, intf);

priv = kzalloc(sizeof(*priv), GFP_KERNEL);
if (!priv) {
netdev_err(dev->net, "%s: kzalloc(priv) failed\n", __func__);
return -ENOMEM;
}
dev->driver_priv = priv;

priv->ax_work = create_singlethread_workqueue("ax88772");
if (!priv->ax_work) {
netdev_err(dev->net, "%s: create workqueue failed\n", __func__);
kfree(priv);
return -ENOMEM;
}

priv->dev = dev;
INIT_WORK(&priv->check_link, ax88772_link_reset);

/* reload eeprom data */
ret = asix_write_gpio(dev, 0, AXGPIOS_RSE|AXGPIOS_GPO2|AXGPIOS_GPO2EN);
if (ret)
goto err_out;

/* Initialize MII structure */
dev->mii.dev = dev->net;
dev->mii.mdio_read = ax8817x_mdio_read_le;
dev->mii.mdio_write = ax8817x_mdio_write_le;
dev->mii.phy_id_mask = 0xff;
dev->mii.reg_num_mask = 0xff;

/* Get the PHY id */
ret = asix_read_phyid(dev, AX_CMD_READ_PHY_ID);
if (ret < 0)
goto err_out;
if (dev->mii.phy_id == 0x10) {
ret = asix_phy_select(dev, 0x0001);
if (ret < 0)
goto err_out;

ret = ax8817x_write_cmd(dev, AX_CMD_SW_RESET,
AX_SWRESET_IPPD, 0, 0, NULL);
if (ret < 0) {
netdev_err(dev->net, "%s: Failed to power down PHY"
", err=%d\n", __func__, ret);
goto err_out;
}

msleep(150);
ret = ax8817x_write_cmd(dev, AX_CMD_SW_RESET,
AX_SWRESET_CLEAR, 0, 0, NULL);
if (ret < 0) {
netdev_err(dev->net, "%s: SW_RESET failed, err=%d\n",
__func__, ret);
goto err_out;
}

msleep(150);
ret = ax8817x_write_cmd(dev, AX_CMD_SW_RESET,
AX_SWRESET_IPRL | AX_SWRESET_PRL, 0, 0, NULL);
if (ret < 0) {
netdev_err(dev->net, "%s: Failed to set PHY reset "
"control, err=%d\n", __func__, ret);
goto err_out;
}
} else {
ret = asix_phy_select(dev, 0x0000);
if (ret < 0)
goto err_out;

ret = ax8817x_write_cmd(dev, AX_CMD_SW_RESET,
AX_SWRESET_IPPD | AX_SWRESET_PRL, 0, 0, NULL);
if (ret < 0) {
netdev_err(dev->net, "%s: Failed to power down "
"internal PHY, err=%d\n", __func__, ret);
goto err_out;
}
}

msleep(150);
ret = ax8817x_write_cmd(dev, AX_CMD_WRITE_RX_CTL, 0x0000, 0, 0, NULL);
if (ret < 0) {
netdev_err(dev->net, "%s: Failed to reset RX_CTL, err=%d\n",
__func__, ret);
goto err_out;
}

/* Get the MAC address */
ret = asix_read_mac(dev, AX88772_CMD_READ_NODE_ID);
if (ret < 0)
goto err_out;

ret = ax8817x_write_cmd(dev, AX_CMD_SET_SW_MII, 0, 0, 0, NULL);
if (ret < 0) {
netdev_err(dev->net, "%s: Failed to enable software MII"
", err=%d\n", __func__, ret);
goto err_out;
}

if (dev->mii.phy_id == 0x10) {
ret = ax8817x_mdio_read_le(dev->net, dev->mii.phy_id, 2);
if (ret != 0x003b) {
netdev_err(dev->net, "%s: PHY reg 2 not 0x3b00: 0x%x\n",
__func__, ret);
goto err_out;
}

ret = ax8817x_write_cmd(dev, AX_CMD_SW_RESET,
AX_SWRESET_PRL, 0, 0, NULL);
if (ret < 0) {
netdev_err(dev->net, "%s: Failed to set "
"external PHY reset pin level, err=%d\n",
__func__, ret);
goto err_out;
}
msleep(150);
ret = ax8817x_write_cmd(dev, AX_CMD_SW_RESET,
AX_SWRESET_IPRL | AX_SWRESET_PRL, 0, 0, NULL);
if (ret < 0) {
netdev_err(dev->net, "%s: Failed to set "
"internal/external PHY reset control, err=%d\n",
__func__, ret);
goto err_out;
}
msleep(150);
}

dev->net->netdev_ops = &ax88x72_netdev_ops;
dev->net->ethtool_ops = &ax88772_ethtool_ops;

/* Register suspend and resume functions */
data->suspend = ax88772_suspend;
data->resume = ax88772_resume;

ax8817x_mdio_write_le(dev->net, dev->mii.phy_id, MII_BMCR, BMCR_RESET);
ax8817x_mdio_write_le(dev->net, dev->mii.phy_id, MII_ADVERTISE,
ADVERTISE_ALL | ADVERTISE_CSMA);

mii_nway_restart(&dev->mii);
priv->autoneg_start = jiffies;
priv->Event = WAIT_AUTONEG_COMPLETE;

ret = asix_write_medium_mode(dev, AX88772_MEDIUM_DEFAULT);
if (ret < 0)
goto err_out;

ret = ax8817x_write_cmd(dev, AX_CMD_WRITE_IPG0,
AX88772_IPG0_DEFAULT | AX88772_IPG1_DEFAULT << 8,
AX88772_IPG2_DEFAULT, 0, NULL);
if (ret < 0) {
netdev_err(dev->net, "%s: WRITE_IPG0/1/2 failed, err=%d\n",
__func__, ret);
goto err_out;
}
ret = ax8817x_write_cmd(dev, AX_CMD_SET_HW_MII, 0, 0, 0, NULL);
if (ret < 0) {
netdev_err(dev->net, "%s: SET_HW_MII failed, err=%d\n",
__func__, ret);
goto err_out;
}

/* Set RX_CTL to default values with 2k buffer, and enable cactus */
ret = ax8817x_write_cmd(dev, AX_CMD_WRITE_RX_CTL, 0x0088, 0, 0, NULL);
if (ret < 0) {
netdev_err(dev->net, "%s: WRITE_RX_CTL failed, err=%d\n",
__func__, ret);
goto err_out;
}

/* Asix framing packs multiple eth frames into a 2K usb bulk transfer */
if (dev->driver_info->flags & FLAG_FRAMING_AX) {
/*
* hard_mtu is still the default;
* the device does not support jumbo eth frames
*/
dev->rx_urb_size = 2048;
}

printk(KERN_INFO "%s\n", driver_version);
return 0;

err_out:
destroy_workqueue(priv->ax_work);
kfree(priv);
return ret;
}

static void ax88772_unbind(struct usbnet *dev, struct usb_interface *intf)
{
struct ax88772_data *priv = (struct ax88772_data *)dev->driver_priv;

if (priv) {

flush_workqueue(priv->ax_work);
destroy_workqueue(priv->ax_work);

/* stop MAC operation */
ax8817x_write_cmd(dev, AX_CMD_WRITE_RX_CTL,
AX_RX_CTL_STOP, 0, 0, NULL);

/* Power down PHY */
ax8817x_write_cmd(dev, AX_CMD_SW_RESET,
AX_SWRESET_IPPD, 0, 0, NULL);
kfree(priv);
}
}

static int ax88772a_phy_powerup(struct usbnet *dev)
{
int ret;
/* set the embedded Ethernet PHY in power-down state */
ret = ax8817x_write_cmd(dev, AX_CMD_SW_RESET,
AX_SWRESET_IPPD | AX_SWRESET_IPRL, 0, 0, NULL);
if (ret < 0) {
netdev_err(dev->net, "%s: power down PHY failed, err=%d\n",
__func__, ret);
return ret;
}

msleep(20); /* was 10ms */


/* set the embedded Ethernet PHY in power-up state */
ret = ax8817x_write_cmd(dev, AX_CMD_SW_RESET, AX_SWRESET_IPRL,
0, 0, NULL);
if (ret < 0) {
netdev_err(dev->net, "%s: reset PHY failed, err=%d\n",
__func__, ret);
return ret;
}

msleep(600);

/* set the embedded Ethernet PHY in reset state */
ret = ax8817x_write_cmd(dev, AX_CMD_SW_RESET, AX_SWRESET_CLEAR,
0, 0, NULL);
if (ret < 0) {
netdev_err(dev->net, "%s: power up PHY failed, err=%d\n",
__func__, ret);
return ret;
}

/* set the embedded Ethernet PHY in power-up state */
ret = ax8817x_write_cmd(dev, AX_CMD_SW_RESET, AX_SWRESET_IPRL,
0, 0, NULL);
if (ret < 0) {
netdev_err(dev->net, "%s: second reset PHY failed, err=%d\n",
__func__, ret);
return ret;
}

return 0;
}

static int ax88772a_bind(struct usbnet *dev, struct usb_interface *intf)
{
int ret = -EIO;
struct ax8817x_data *data = (struct ax8817x_data *)&dev->data;
struct ax88772a_data *priv;

usbnet_get_endpoints(dev, intf);

priv = kzalloc(sizeof(*priv), GFP_KERNEL);
if (!priv) {
netdev_err(dev->net, "%s: kzalloc(priv) failed\n", __func__);
return -ENOMEM;
}
dev->driver_priv = priv;

priv->ax_work = create_singlethread_workqueue("ax88772a");
if (!priv->ax_work) {
netdev_err(dev->net, "%s: create workqueue failed\n", __func__);
kfree(priv);
return -ENOMEM;
}

priv->dev = dev;
INIT_WORK(&priv->check_link, ax88772a_link_reset);

/* Get the EEPROM data*/
ret = asix_read_eeprom_le16(dev, 0x17, &priv->EepromData);
if (ret < 0)
goto err_out;

/* reload eeprom data */
ret = asix_write_gpio(dev, 0, AXGPIOS_RSE);
if (ret)
goto err_out;

/* Initialize MII structure */
dev->mii.dev = dev->net;
dev->mii.mdio_read = ax8817x_mdio_read_le;
dev->mii.mdio_write = ax8817x_mdio_write_le;
dev->mii.phy_id_mask = 0xff;
dev->mii.reg_num_mask = 0xff;

/* Get the PHY id */
ret = asix_read_phyid(dev, AX_CMD_READ_PHY_ID);
if (ret < 0)
goto err_out;
if (dev->mii.phy_id != 0x10) {
netdev_err(dev->net, "%s: Got wrong PHY_ID: 0x%02x\n",
__func__, dev->mii.phy_id);
ret = -EIO;
goto err_out;
}

/* select the embedded 10/100 Ethernet PHY */
ret = asix_phy_select(dev,
AX_PHYSEL_SSEN | AX_PHYSEL_PSEL | AX_PHYSEL_SSMII);
if (ret < 0)
goto err_out;

ret = ax88772a_phy_powerup(dev);
if (ret < 0)
goto err_out;

/* stop MAC operation */
ret = ax8817x_write_cmd(dev, AX_CMD_WRITE_RX_CTL,
AX_RX_CTL_STOP, 0, 0, NULL);
if (ret < 0) {
netdev_err(dev->net, "%s: reset RX_CTL failed, err=%d\n",
__func__, ret);
goto err_out;
}

/* Get the MAC address */
ret = asix_read_mac(dev, AX88772_CMD_READ_NODE_ID);
if (ret < 0)
goto err_out;

/* make sure the driver can enable sw mii operation */
ret = ax8817x_write_cmd(dev, AX_CMD_SET_SW_MII, 0, 0, 0, NULL);
if (ret < 0) {
netdev_err(dev->net, "%s: enable software MII failed, err=%d\n",
__func__, ret);
goto err_out;
}

dev->net->netdev_ops = &ax88x72_netdev_ops;
dev->net->ethtool_ops = &ax88772_ethtool_ops;

/* Register suspend and resume functions */
data->suspend = ax88772_suspend;
data->resume = ax88772_resume;

ax8817x_mdio_write_le(dev->net, dev->mii.phy_id, MII_BMCR, BMCR_RESET);
ax8817x_mdio_write_le(dev->net, dev->mii.phy_id, MII_ADVERTISE,
ADVERTISE_ALL | ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);

mii_nway_restart(&dev->mii);
priv->autoneg_start = jiffies;
priv->Event = WAIT_AUTONEG_COMPLETE;

ret = asix_write_medium_mode(dev, AX88772_MEDIUM_DEFAULT);
if (ret < 0)
goto err_out;

ret = ax8817x_write_cmd(dev, AX_CMD_WRITE_IPG0,
AX88772A_IPG0_DEFAULT | AX88772A_IPG1_DEFAULT << 8,
AX88772A_IPG2_DEFAULT, 0, NULL);
if (ret < 0) {
netdev_err(dev->net, "%s: write IPG,IPG1,IPG2 failed, err=%d\n",
__func__, ret);
goto err_out;
}

/* Set RX_CTL to default values with 2k buffer, and enable cactus */
ret = ax8817x_write_cmd(dev, AX_CMD_WRITE_RX_CTL,
AX_RX_CTL_START | AX_RX_CTL_AB, 0, 0, NULL);
if (ret < 0) {
netdev_err(dev->net, "%s: Reset RX_CTL failed, err=%d\n",
__func__, ret);
goto err_out;
}

/* Asix framing packs multiple eth frames into a 2K usb bulk transfer */
if (dev->driver_info->flags & FLAG_FRAMING_AX) {
/*
* hard_mtu is still the default;
* the device does not support jumbo eth frames
*/
dev->rx_urb_size = 2048;
}

printk(KERN_INFO "%s\n", driver_version);
return ret;

err_out:
destroy_workqueue(priv->ax_work);
kfree(priv);
return ret;
}

static void ax88772a_unbind(struct usbnet *dev, struct usb_interface *intf)
{
struct ax88772a_data *priv = (struct ax88772a_data *)dev->driver_priv;

if (priv) {

flush_workqueue(priv->ax_work);
destroy_workqueue(priv->ax_work);

/* stop MAC operation */
ax8817x_write_cmd(dev, AX_CMD_WRITE_RX_CTL,
AX_RX_CTL_STOP, 0, 0, NULL);

/* Power down PHY */
ax8817x_write_cmd(dev, AX_CMD_SW_RESET,
AX_SWRESET_IPPD, 0, 0, NULL);
kfree(priv);
}
}

static int ax88772b_set_csums(struct usbnet *dev)
{
struct ax88772b_data *priv = (struct ax88772b_data *)dev->driver_priv;
u16 checksum;

if (priv->checksum & AX_RX_CHECKSUM)
checksum = AX_RXCOE_DEF_CSUM;
else
checksum = 0;

ax8817x_write_cmd(dev, AX_CMD_WRITE_RXCOE_CTL,
checksum, 0, 0, NULL);

if (priv->checksum & AX_TX_CHECKSUM)
checksum = AX_TXCOE_DEF_CSUM;
else
checksum = 0;

ax8817x_write_cmd(dev, AX_CMD_WRITE_TXCOE_CTL,
checksum, 0, 0, NULL);

return 0;
}

static u32 ax88772b_get_tx_csum(struct net_device *netdev)
{
struct usbnet *dev = netdev_priv(netdev);
struct ax88772b_data *priv = (struct ax88772b_data *)dev->driver_priv;

return priv->checksum & AX_TX_CHECKSUM;
}

static u32 ax88772b_get_rx_csum(struct net_device *netdev)
{
struct usbnet *dev = netdev_priv(netdev);
struct ax88772b_data *priv = (struct ax88772b_data *)dev->driver_priv;

return priv->checksum & AX_RX_CHECKSUM;
}

static int ax88772b_set_rx_csum(struct net_device *netdev, u32 val)
{
struct usbnet *dev = netdev_priv(netdev);
struct ax88772b_data *priv = (struct ax88772b_data *)dev->driver_priv;

if (val)
priv->checksum |= AX_RX_CHECKSUM;
else
priv->checksum &= ~AX_RX_CHECKSUM;

return ax88772b_set_csums(dev);
}

static int ax88772b_set_tx_csum(struct net_device *netdev, u32 val)
{
struct usbnet *dev = netdev_priv(netdev);
struct ax88772b_data *priv = (struct ax88772b_data *)dev->driver_priv;

if (val)
priv->checksum |= AX_TX_CHECKSUM;
else
priv->checksum &= ~AX_TX_CHECKSUM;

ethtool_op_set_tx_csum(netdev, val);

return ax88772b_set_csums(dev);
}

static struct ethtool_ops ax88772b_ethtool_ops = {
.get_drvinfo = ax8817x_get_drvinfo,
.get_link = ethtool_op_get_link,
.get_msglevel = usbnet_get_msglevel,
.set_msglevel = usbnet_set_msglevel,
.get_wol = ax8817x_get_wol,
.set_wol = ax8817x_set_wol,
.get_eeprom_len = ax8817x_get_eeprom_len,
.get_eeprom = ax8817x_get_eeprom,
.get_settings = ax8817x_get_settings,
.set_settings = ax8817x_set_settings,
.set_tx_csum = ax88772b_set_tx_csum,
.get_tx_csum = ax88772b_get_tx_csum,
.get_rx_csum = ax88772b_get_rx_csum,
.set_rx_csum = ax88772b_set_rx_csum,
};

static const struct net_device_ops ax88772b_netdev_ops = {
.ndo_open = usbnet_open,
.ndo_stop = usbnet_stop,
.ndo_start_xmit = usbnet_start_xmit,
.ndo_tx_timeout = usbnet_tx_timeout,
.ndo_change_mtu = usbnet_change_mtu,
.ndo_do_ioctl = ax8817x_ioctl,
.ndo_set_mac_address = ax8817x_set_mac_addr,
.ndo_validate_addr = eth_validate_addr,
.ndo_set_multicast_list = ax88772b_set_multicast,
};

static int ax88772b_bind(struct usbnet *dev, struct usb_interface *intf)
{
int ret;
struct ax8817x_data *data = (struct ax8817x_data *)&dev->data;
struct ax88772b_data *priv;
int rx_size;
u16 tmp16;

usbnet_get_endpoints(dev, intf);

priv = kzalloc(sizeof(*priv), GFP_KERNEL);
if (!priv) {
netdev_err(dev->net, "%s: kzalloc(priv) failed\n", __func__);
return -ENOMEM;
}
dev->driver_priv = priv;

priv->ax_work = create_singlethread_workqueue("ax88772b");
if (!priv->ax_work) {
netdev_err(dev->net, "%s: create workqueue failed\n", __func__);
kfree(priv);
return -ENOMEM;
}

priv->dev = dev;
INIT_WORK(&priv->check_link, ax88772b_link_reset);

/* reload eeprom data */
ret = asix_write_gpio(dev, 0, AXGPIOS_RSE);
if (ret)
goto err_out;

/* Get the EEPROM data*/
ret = asix_read_eeprom_le16(dev, 0x18, &priv->psc);
if (ret < 0)
goto err_out;
priv->psc &= 0xFF00;

/* Get the MAC address from the eeprom */
ret = asix_read_mac_from_eeprom(dev);
if (ret < 0)
goto err_out;

/* Set the MAC address */
ret = ax8817x_write_cmd(dev, AX88772_CMD_WRITE_NODE_ID,
0, 0, ETH_ALEN, dev->net->dev_addr);
if (ret < 0) {
netdev_err(dev->net, "%s: set mac addr failed, err=%d\n",
__func__, ret);
goto err_out;
}

/* Initialize MII structure */
dev->mii.dev = dev->net;
dev->mii.mdio_read = ax8817x_mdio_read_le;
dev->mii.mdio_write = ax88772b_mdio_write_le;
dev->mii.phy_id_mask = 0xff;
dev->mii.reg_num_mask = 0xff;

/* Get the PHY id */
ret = asix_read_phyid(dev, AX_CMD_READ_PHY_ID);
if (ret < 0)
goto err_out;
if (dev->mii.phy_id != 0x10) {
netdev_err(dev->net, "%s: Got wrong PHY_ID: 0x%02x\n",
__func__, dev->mii.phy_id);
ret = -EIO;
goto err_out;
}

/* select the embedded 10/100 Ethernet PHY */
ret = asix_phy_select(dev,
AX_PHYSEL_SSEN | AX_PHYSEL_PSEL | AX_PHYSEL_SSMII);
if (ret < 0)
goto err_out;

ret = ax88772a_phy_powerup(dev);
if (ret < 0)
goto err_out;

/* stop MAC operation */
ret = ax8817x_write_cmd(dev, AX_CMD_WRITE_RX_CTL,
AX_RX_CTL_STOP, 0, 0, NULL);
if (ret < 0) {
netdev_err(dev->net, "%s: reset RX_CTL failed, err=%d\n",
__func__, ret);
goto err_out;
}

/* make sure the driver can enable sw mii operation */
ret = ax8817x_write_cmd(dev, AX_CMD_SET_SW_MII, 0, 0, 0, NULL);
if (ret < 0) {
netdev_err(dev->net, "%s: enable software MII failed, err=%d\n",
__func__, ret);
goto err_out;
}

dev->net->netdev_ops = &ax88772b_netdev_ops;
dev->net->ethtool_ops = &ax88772b_ethtool_ops;

/* Register suspend and resume functions */
data->suspend = ax88772b_suspend;
data->resume = ax88772b_resume;

tmp16 = ax8817x_mdio_read_le(dev->net, dev->mii.phy_id, 0x12);
ax8817x_mdio_write_le(dev->net, dev->mii.phy_id, 0x12,
((tmp16 & 0xFF9F) | 0x0040));
ax8817x_mdio_write_le(dev->net, dev->mii.phy_id, MII_ADVERTISE,
ADVERTISE_ALL | ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
mii_nway_restart(&dev->mii);

ret = asix_write_medium_mode(dev, AX88772_MEDIUM_DEFAULT);
if (ret < 0)
goto err_out;

ret = ax8817x_write_cmd(dev, AX_CMD_WRITE_IPG0,
AX88772A_IPG0_DEFAULT | AX88772A_IPG1_DEFAULT << 8,
AX88772A_IPG2_DEFAULT, 0, NULL);
if (ret < 0) {
netdev_err(dev->net, "%s: write interfram gap failed, err=%d\n",
__func__, ret);
goto err_out;
}

dev->net->features |= NETIF_F_IP_CSUM;
dev->net->features |= NETIF_F_IPV6_CSUM;

priv->checksum = AX_RX_CHECKSUM | AX_TX_CHECKSUM;
ret = ax88772b_set_csums(dev);
if (ret < 0) {
netdev_err(dev->net, "%s: write RX_COE/TX_COE failed, err=%d\n",
__func__, ret);
goto err_out;
}

rx_size = bsize & 0x07;
if (dev->udev->speed == USB_SPEED_HIGH) {
ret = ax8817x_write_cmd(dev, 0x2A,
AX88772B_BULKIN_SIZE[rx_size].byte_cnt,
AX88772B_BULKIN_SIZE[rx_size].threshold,
0, NULL);
if (ret < 0) {
netdev_err(dev->net, "%s: set rx_size failed, err=%d\n",
__func__, ret);
goto err_out;
}
dev->rx_urb_size = AX88772B_BULKIN_SIZE[rx_size].size;
} else {
ret = ax8817x_write_cmd(dev, 0x2A, 0x8000, 0x8001, 0, NULL);
if (ret < 0) {
netdev_err(dev->net, "%s: set rx_size failed, err=%d\n",
__func__, ret);
goto err_out;
}
dev->rx_urb_size = 2048;
}

/* Configure RX header type */
ret = ax8817x_write_cmd(dev, AX_CMD_WRITE_RX_CTL,
(AX_RX_CTL_START | AX_RX_CTL_AB | AX_RX_HEADER_DEFAULT),
0, 0, NULL);
if (ret < 0) {
netdev_err(dev->net, "%s: reset RX_CTL failed, err=%d\n",
__func__, ret);
goto err_out;
}

/* Overwrite power saving configuration from eeprom */
ret = ax8817x_write_cmd(dev, AX_CMD_SW_RESET,
AX_SWRESET_IPRL | (priv->psc & 0x7FFF), 0, 0, NULL);
if (ret < 0) {
netdev_err(dev->net, "%s: set phy power saving failed, err=%d\n",
__func__, ret);
goto err_out;
}

printk(KERN_INFO "%s\n", driver_version);
return ret;

err_out:
destroy_workqueue(priv->ax_work);
kfree(priv);
return ret;
}

static void ax88772b_unbind(struct usbnet *dev, struct usb_interface *intf)
{
struct ax88772b_data *priv = (struct ax88772b_data *)dev->driver_priv;

if (priv) {

flush_workqueue(priv->ax_work);
destroy_workqueue(priv->ax_work);

/* stop MAC operation */
ax8817x_write_cmd(dev, AX_CMD_WRITE_RX_CTL,
AX_RX_CTL_STOP, 0, 0, NULL);

/* Power down PHY */
ax8817x_write_cmd(dev, AX_CMD_SW_RESET,
AX_SWRESET_IPPD, 0, 0, NULL);
kfree(priv);
}
}

static int
ax88178_media_check(struct usbnet *dev, struct ax88178_data *priv)
{
int fullduplex;
u16 tempshort = 0;
u16 media;
u16 advertise, lpa, result, stat1000;

advertise = ax8817x_mdio_read_le(dev->net,
dev->mii.phy_id, MII_ADVERTISE);
lpa = ax8817x_mdio_read_le(dev->net, dev->mii.phy_id, MII_LPA);
result = advertise & lpa;

stat1000 = ax8817x_mdio_read_le(dev->net,
dev->mii.phy_id, MII_STAT1000);

if ((priv->PhyMode == PHY_MODE_MARVELL) &&
(priv->LedMode == 1)) {
tempshort = ax8817x_mdio_read_le(dev->net,
dev->mii.phy_id, MARVELL_MANUAL_LED) & 0xfc0f;
}

fullduplex = 1;
if (stat1000 & LPA_1000FULL) {
media = MEDIUM_GIGA_MODE | MEDIUM_FULL_DUPLEX_MODE |
MEDIUM_ENABLE_125MHZ | MEDIUM_ENABLE_RECEIVE;
if ((priv->PhyMode == PHY_MODE_MARVELL) &&
(priv->LedMode == 1))
tempshort |= 0x3e0;
} else if (result & LPA_100FULL) {
media = MEDIUM_FULL_DUPLEX_MODE | MEDIUM_ENABLE_RECEIVE |
MEDIUM_MII_100M_MODE;
if ((priv->PhyMode == PHY_MODE_MARVELL) &&
(priv->LedMode == 1))
tempshort |= 0x3b0;
} else if (result & LPA_100HALF) {
fullduplex = 0;
media = MEDIUM_ENABLE_RECEIVE | MEDIUM_MII_100M_MODE;
if ((priv->PhyMode == PHY_MODE_MARVELL) &&
(priv->LedMode == 1))
tempshort |= 0x3b0;
} else if (result & LPA_10FULL) {
media = MEDIUM_FULL_DUPLEX_MODE | MEDIUM_ENABLE_RECEIVE;
if ((priv->PhyMode == PHY_MODE_MARVELL) &&
(priv->LedMode == 1))
tempshort |= 0x2f0;
} else {
media = MEDIUM_ENABLE_RECEIVE;
fullduplex = 0;
if ((priv->PhyMode == PHY_MODE_MARVELL) &&
(priv->LedMode == 1))
tempshort |= 0x02f0;
}

if ((priv->PhyMode == PHY_MODE_MARVELL) &&
(priv->LedMode == 1)) {
ax8817x_mdio_write_le(dev->net,
dev->mii.phy_id, MARVELL_MANUAL_LED, tempshort);
}

media |= 0x0004;
if (priv->UseRgmii)
media |= 0x0008;
if (fullduplex) {
media |= 0x0020; /* enable tx flow control as default */
media |= 0x0010; /* enable rx flow control as default */
}

return media;
}

static void Vitess_8601_Init(struct usbnet *dev, int State)
{
u16 reg;

switch (State) {
case 0: /* tx, rx clock skew */
ax8817x_swmii_mdio_write_le(dev->net, dev->mii.phy_id, 31, 1);
ax8817x_swmii_mdio_write_le(dev->net, dev->mii.phy_id, 28, 0);
ax8817x_swmii_mdio_write_le(dev->net, dev->mii.phy_id, 31, 0);
break;

case 1:
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 31, 0x52B5);
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 18, 0x009E);
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 17, 0xDD39);
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 16, 0x87AA);

ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 16, 0xA7B4);

ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 18,
ax8817x_swmii_mdio_read_le(dev->net,
dev->mii.phy_id, 18));

reg = (ax8817x_swmii_mdio_read_le(dev->net,
dev->mii.phy_id, 17) & ~0x003f) | 0x003c;
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 17, reg);
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 16, 0x87B4);

ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 16, 0xa794);

ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 18,
ax8817x_swmii_mdio_read_le(dev->net,
dev->mii.phy_id, 18));

reg = (ax8817x_swmii_mdio_read_le(dev->net,
dev->mii.phy_id, 17) & ~0x003f) | 0x003e;
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 17, reg);
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 16, 0x8794);

ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 18, 0x00f7);
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 17, 0xbe36);
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 16, 0x879e);

ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 16, 0xa7a0);

ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 18,
ax8817x_swmii_mdio_read_le(dev->net,
dev->mii.phy_id, 18));

reg = (ax8817x_swmii_mdio_read_le(dev->net,
dev->mii.phy_id, 17) & ~0x003f) | 0x0034;
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 17, reg);
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 16, 0x87a0);

ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 18, 0x003c);
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 17, 0xf3cf);
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 16, 0x87a2);

ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 18, 0x003c);
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 17, 0xf3cf);
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 16, 0x87a4);

ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 18, 0x003c);
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 17, 0xd287);
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 16, 0x87a6);

ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 16, 0xa7a8);

ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 18,
ax8817x_swmii_mdio_read_le(dev->net,
dev->mii.phy_id, 18));

reg = (ax8817x_swmii_mdio_read_le(dev->net,
dev->mii.phy_id, 17) & ~0x0fff) | 0x0125;
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 17, reg);
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 16, 0x87a8);

/* Enable Smart Pre-emphasis */
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 16, 0xa7fa);

ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 18,
ax8817x_swmii_mdio_read_le(dev->net,
dev->mii.phy_id, 18));

reg = (ax8817x_swmii_mdio_read_le(dev->net,
dev->mii.phy_id, 17) & ~0x0008) | 0x0008;

ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 17, reg);
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 16, 0x87fa);

ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 31, 0);

break;
}
}

static int
ax88178_phy_init(struct usbnet *dev, struct ax88178_data *priv)
{
int i;
u16 PhyAnar, PhyAuxCtrl, PhyCtrl, TempShort, PhyID1;
u16 PhyReg = 0;

/* Disable MII operation of AX88178 Hardware */
ax8817x_write_cmd(dev, AX_CMD_SET_SW_MII, 0x0000, 0, 0, NULL);


/* Read SROM - MiiPhy Address (ID) */
ax8817x_read_cmd(dev, AX_CMD_READ_PHY_ID, 0, 0, 2, &dev->mii.phy_id);
le16_to_cpus(&dev->mii.phy_id);

/* Initialize MII structure */
dev->mii.phy_id >>= 8;
dev->mii.phy_id &= PHY_ID_MASK;
dev->mii.dev = dev->net;
dev->mii.mdio_read = ax8817x_mdio_read_le;
dev->mii.mdio_write = ax8817x_mdio_write_le;
dev->mii.phy_id_mask = 0x3f;
dev->mii.reg_num_mask = 0x1f;
dev->mii.supports_gmii = 1;

if (priv->PhyMode == PHY_MODE_MAC_TO_MAC_GMII) {
priv->UseRgmii = 0;
priv->MediaLink = MEDIUM_GIGA_MODE |
MEDIUM_FULL_DUPLEX_MODE |
MEDIUM_ENABLE_125MHZ |
MEDIUM_ENABLE_RECEIVE |
MEDIUM_ENABLE_RX_FLOWCTRL |
MEDIUM_ENABLE_TX_FLOWCTRL;

goto SkipPhySetting;
}

/* test read phy register 2 */
if (!priv->UseGpio0) {
i = 1000;
while (i--) {
PhyID1 = ax8817x_swmii_mdio_read_le(dev->net,
dev->mii.phy_id, GMII_PHY_OUI);
if ((PhyID1 == 0x000f) || (PhyID1 == 0x0141) ||
(PhyID1 == 0x0282) || (PhyID1 == 0x004d) ||
(PhyID1 == 0x0243) || (PhyID1 == 0x001C) ||
(PhyID1 == 0x0007))
break;
usleep_range(5, 20);
}
if (i < 0)
return -EIO;
}

priv->UseRgmii = 0;
if (priv->PhyMode == PHY_MODE_MARVELL) {
PhyReg = ax8817x_swmii_mdio_read_le(dev->net,
dev->mii.phy_id, 27);
if (!(PhyReg & 4)) {
priv->UseRgmii = 1;
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 20, 0x82);
priv->MediaLink |= MEDIUM_ENABLE_125MHZ;
}
} else if ((priv->PhyMode == PHY_MODE_AGERE_V0) ||
(priv->PhyMode == PHY_MODE_AGERE_V0_GMII)) {
if (priv->PhyMode == PHY_MODE_AGERE_V0) {
priv->UseRgmii = 1;
priv->MediaLink |= MEDIUM_ENABLE_125MHZ;
}
} else if (priv->PhyMode == PHY_MODE_CICADA_V1) {
/* not Cameo */
if (!priv->UseGpio0 || priv->LedMode) {
priv->UseRgmii = 1;
priv->MediaLink |= MEDIUM_ENABLE_125MHZ;
}

for (i = 0; i < (sizeof(CICADA_FAMILY_HWINIT) /
sizeof(CICADA_FAMILY_HWINIT[0])); i++) {
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id,
CICADA_FAMILY_HWINIT[i].offset,
CICADA_FAMILY_HWINIT[i].value);
}

} else if (priv->PhyMode == PHY_MODE_CICADA_V2) {
/* not Cameo */
if (!priv->UseGpio0 || priv->LedMode) {
priv->UseRgmii = 1;
priv->MediaLink |= MEDIUM_ENABLE_125MHZ;
}

for (i = 0; i < (sizeof(CICADA_V2_HWINIT) /
sizeof(CICADA_V2_HWINIT[0])); i++) {
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, CICADA_V2_HWINIT[i].offset,
CICADA_V2_HWINIT[i].value);
}
} else if (priv->PhyMode == PHY_MODE_CICADA_V2_ASIX) {
/* not Cameo */
if (!priv->UseGpio0 || priv->LedMode) {
priv->UseRgmii = 1;
priv->MediaLink |= MEDIUM_ENABLE_125MHZ;
}

for (i = 0; i < (sizeof(CICADA_V2_HWINIT) /
sizeof(CICADA_V2_HWINIT[0])); i++) {
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, CICADA_V2_HWINIT[i].offset,
CICADA_V2_HWINIT[i].value);
}
} else if (priv->PhyMode == PHY_MODE_RTL8211CL) {
priv->UseRgmii = 1;
priv->MediaLink |= MEDIUM_ENABLE_125MHZ;
} else if (priv->PhyMode == PHY_MODE_RTL8211BN) {
priv->UseRgmii = 1;
priv->MediaLink |= MEDIUM_ENABLE_125MHZ;
} else if (priv->PhyMode == PHY_MODE_RTL8251CL) {
priv->UseRgmii = 1;
priv->MediaLink |= MEDIUM_ENABLE_125MHZ;
} else if (priv->PhyMode == PHY_MODE_VSC8601) {
priv->UseRgmii = 1;
priv->MediaLink |= MEDIUM_ENABLE_125MHZ;
/* Vitess_8601_Init(dev, 0); */
}

if (priv->PhyMode != PHY_MODE_ATTANSIC_V0) {
/* software reset */
ax8817x_swmii_mdio_write_le(
dev->net, dev->mii.phy_id, GMII_PHY_CONTROL,
ax8817x_swmii_mdio_read_le(
dev->net, dev->mii.phy_id, GMII_PHY_CONTROL)
| GMII_CONTROL_RESET);
usleep_range(1000, 2000);
}

if ((priv->PhyMode == PHY_MODE_AGERE_V0) ||
(priv->PhyMode == PHY_MODE_AGERE_V0_GMII)) {
if (priv->PhyMode == PHY_MODE_AGERE_V0) {
i = 1000;
while (i--) {
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 21, 0x1001);

PhyReg = ax8817x_swmii_mdio_read_le(dev->net,
dev->mii.phy_id, 21);
if ((PhyReg & 0xf00f) == 0x1001)
break;
}
if (i < 0)
return -EIO;
}

if (priv->LedMode == 4) {
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 28, 0x7417);
} else if (priv->LedMode == 9) {
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 28, 0x7a10);
} else if (priv->LedMode == 10) {
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 28, 0x7a13);
}

for (i = 0; i < (sizeof(AGERE_FAMILY_HWINIT) /
sizeof(AGERE_FAMILY_HWINIT[0])); i++) {
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, AGERE_FAMILY_HWINIT[i].offset,
AGERE_FAMILY_HWINIT[i].value);
}
} else if (priv->PhyMode == PHY_MODE_RTL8211CL) {

ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 0x1f, 0x0005);
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 0x0c, 0);

ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 0x01,
(ax8817x_swmii_mdio_read_le(dev->net,
dev->mii.phy_id, 0x01) | 0x0080));
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 0x1f, 0);

if (priv->LedMode == 12) {
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 0x1f, 0x0002);
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 0x1a, 0x00cb);
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 0x1f, 0);
}
} else if (priv->PhyMode == PHY_MODE_VSC8601) {
Vitess_8601_Init(dev, 1);
}

/* read phy register 0 */
PhyCtrl = ax8817x_swmii_mdio_read_le(dev->net,
dev->mii.phy_id, GMII_PHY_CONTROL);
TempShort = PhyCtrl;
PhyCtrl &= ~(GMII_CONTROL_POWER_DOWN | GMII_CONTROL_ISOLATE);
if (PhyCtrl != TempShort) {
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, GMII_PHY_CONTROL, PhyCtrl);
}

/* led */
if (priv->PhyMode == PHY_MODE_MARVELL) {
if (priv->LedMode == 1) {

PhyReg = (ax8817x_swmii_mdio_read_le(dev->net,
dev->mii.phy_id, 24) & 0xf8ff) | (1 + 0x100);
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 24, PhyReg);
PhyReg = ax8817x_swmii_mdio_read_le(dev->net,
dev->mii.phy_id, 25) & 0xfc0f;

} else if (priv->LedMode == 2) {

PhyReg = (ax8817x_swmii_mdio_read_le(dev->net,
dev->mii.phy_id, 24) & 0xf886) |
(1 + 0x10 + 0x300);
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 24, PhyReg);

} else if (priv->LedMode == 5) {

PhyReg = (ax8817x_swmii_mdio_read_le(dev->net,
dev->mii.phy_id, 24) & 0xf8be) |
(1 + 0x40 + 0x300);
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 24, PhyReg);

} else if (priv->LedMode == 7) {

PhyReg = (ax8817x_swmii_mdio_read_le(dev->net,
dev->mii.phy_id, 24) & 0xf8ff) |
(1 + 0x100);
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 24, PhyReg);

} else if (priv->LedMode == 8) {

PhyReg = (ax8817x_swmii_mdio_read_le(dev->net,
dev->mii.phy_id, 24) & 0xf8be) |
(1 + 0x40 + 0x100);
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 24, PhyReg);

} else if (priv->LedMode == 11) {

PhyReg = ax8817x_swmii_mdio_read_le(dev->net,
dev->mii.phy_id, 24) & 0x4106;
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 24, PhyReg);

}
} else if ((priv->PhyMode == PHY_MODE_CICADA_V1) ||
(priv->PhyMode == PHY_MODE_CICADA_V2) ||
(priv->PhyMode == PHY_MODE_CICADA_V2_ASIX)) {

if (priv->LedMode == 3) {

PhyReg = (ax8817x_swmii_mdio_read_le(dev->net,
dev->mii.phy_id, 27) & 0xFCFF) | 0x0100;
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 27, PhyReg);
}

}

if (priv->PhyMode == PHY_MODE_MARVELL) {
if (priv->LedMode == 1)
PhyReg |= 0x3f0;
}
PhyAnar = 1 | (GMII_ANAR_PAUSE | GMII_ANAR_100TXFD | GMII_ANAR_100TX |
GMII_ANAR_10TFD | GMII_ANAR_10T | GMII_ANAR_ASYM_PAUSE);
PhyAuxCtrl = GMII_1000_AUX_CTRL_FD_CAPABLE;
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, GMII_PHY_ANAR, PhyAnar);
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, GMII_PHY_1000BT_CONTROL, PhyAuxCtrl);

if (priv->PhyMode == PHY_MODE_VSC8601) {
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 31, 0x52B5);
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 16, 0xA7F8);
TempShort = ax8817x_swmii_mdio_read_le(dev->net,
dev->mii.phy_id, 17) & (~0x0018);
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 17, TempShort);
TempShort = ax8817x_swmii_mdio_read_le(dev->net,
dev->mii.phy_id, 18);
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 18, TempShort);
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 16, 0x87F8);
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 31, 0);
}

if (priv->PhyMode == PHY_MODE_ATTANSIC_V0) {

ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, GMII_PHY_CONTROL, 0x9000);

} else {
PhyCtrl &= ~GMII_CONTROL_LOOPBACK;
PhyCtrl |= (GMII_CONTROL_ENABLE_AUTO | GMII_CONTROL_START_AUTO);

ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, GMII_PHY_CONTROL, PhyCtrl);
}

if (priv->PhyMode == PHY_MODE_MARVELL) {
if (priv->LedMode == 1)
ax8817x_swmii_mdio_write_le(dev->net,
dev->mii.phy_id, 25, PhyReg);
}

SkipPhySetting:

asix_write_medium_mode(dev, priv->MediaLink);
ax8817x_write_cmd(dev, AX_CMD_WRITE_IPG0,
AX88772_IPG0_DEFAULT | (AX88772_IPG1_DEFAULT << 8),
AX88772_IPG2_DEFAULT, 0, NULL);
usleep_range(1000, 2000);
ax8817x_write_cmd(dev, AX_CMD_SET_HW_MII, 0, 0, 0, NULL);
return 0;
}

static int ax88178_bind(struct usbnet *dev, struct usb_interface *intf)
{
int ret;
struct ax8817x_data *data = (struct ax8817x_data *)&dev->data;
struct ax88178_data *priv;

usbnet_get_endpoints(dev, intf);

priv = kzalloc(sizeof(*priv), GFP_KERNEL);
if (!priv) {
netdev_err(dev->net, "%s: kzalloc(priv) failed\n", __func__);
return -ENOMEM;
}
dev->driver_priv = priv;

/* Get the EEPROM data*/
ret = asix_read_eeprom_le16(dev, 0x17, &priv->EepromData);
if (ret < 0)
goto err_out;

if (priv->EepromData == 0xffff) {
priv->PhyMode = PHY_MODE_MARVELL;
priv->LedMode = 0;
priv->UseGpio0 = 1;
} else {
priv->PhyMode = (u8)(priv->EepromData & EEPROMMASK);
priv->LedMode = (u8)(priv->EepromData >> 8);
if (priv->LedMode == 6) /* for buffalo new (use gpio2) */
priv->LedMode = 1;
else if (priv->LedMode == 1)
priv->BuffaloOld = 1;


if (priv->EepromData & 0x80)
priv->UseGpio0 = 0; /* MARVEL se and other */
else
priv->UseGpio0 = 1; /* cameo */
}

if (priv->UseGpio0) {

if (priv->PhyMode == PHY_MODE_MARVELL) {

ret = asix_write_gpio(dev, 25,
AXGPIOS_GPO0EN | AXGPIOS_RSE);
if (ret)
goto err_out;
ret = asix_write_gpio(dev, 15,
AXGPIOS_GPO2 | AXGPIOS_GPO2EN |
AXGPIOS_GPO0EN);
if (ret)
goto err_out;
ret = asix_write_gpio(dev, 245,
AXGPIOS_GPO2EN | AXGPIOS_GPO0EN);
if (ret)
goto err_out;
ret = asix_write_gpio(dev, 0,
AXGPIOS_GPO2 | AXGPIOS_GPO2EN |
AXGPIOS_GPO0EN);
if (ret)
goto err_out;

} else { /* vitesse */

ret = asix_write_gpio(dev, 25,
AXGPIOS_RSE | AXGPIOS_GPO0EN |
AXGPIOS_GPO0);
if (ret)
goto err_out;
ret = asix_write_gpio(dev, 25,
AXGPIOS_GPO0EN | AXGPIOS_GPO0 |
AXGPIOS_GPO2EN | AXGPIOS_GPO2);
if (ret)
goto err_out;
ret = asix_write_gpio(dev, 245,
AXGPIOS_GPO0EN | AXGPIOS_GPO0 |
AXGPIOS_GPO2EN);
if (ret)
goto err_out;
ret = asix_write_gpio(dev, 0,
AXGPIOS_GPO0EN | AXGPIOS_GPO0 |
AXGPIOS_GPO2EN | AXGPIOS_GPO2);
if (ret)
goto err_out;
}

} else { /* use gpio1 */

if (priv->BuffaloOld) {
ret = asix_write_gpio(dev, 350,
AXGPIOS_GPO1 | AXGPIOS_GPO1EN |
AXGPIOS_RSE);
if (ret)
goto err_out;
ret = asix_write_gpio(dev, 350,
AXGPIOS_GPO1EN);
if (ret)
goto err_out;
ret = asix_write_gpio(dev, 0,
AXGPIOS_GPO1EN | AXGPIOS_GPO1);
if (ret)
goto err_out;
} else {
ret = asix_write_gpio(dev, 25,
AXGPIOS_GPO1 | AXGPIOS_GPO1EN |
AXGPIOS_RSE);
if (ret)
goto err_out;
ret = asix_write_gpio(dev, 25,
AXGPIOS_GPO1EN | AXGPIOS_GPO1 |
AXGPIOS_GPO2EN | AXGPIOS_GPO2);
if (ret)
goto err_out;
ret = asix_write_gpio(dev, 245,
AXGPIOS_GPO1EN | AXGPIOS_GPO1 |
AXGPIOS_GPO2EN);
if (ret)
goto err_out;
ret = asix_write_gpio(dev, 0,
AXGPIOS_GPO1EN | AXGPIOS_GPO1 |
AXGPIOS_GPO2EN | AXGPIOS_GPO2);
if (ret)
goto err_out;
}
}

ret = asix_phy_select(dev, 0);
if (ret < 0)
goto err_out;

ret = ax8817x_write_cmd(dev, AX_CMD_SW_RESET,
AX_SWRESET_IPPD | AX_SWRESET_PRL, 0, 0, NULL);
if (ret < 0) {
netdev_err(dev->net, "%s: SW_RESET failed\n", __func__);
goto err_out;
}

ret = ax8817x_write_cmd(dev, AX_CMD_WRITE_RX_CTL, 0, 0, 0, NULL);
if (ret < 0) {
netdev_err(dev->net, "%s: RX_CTL failed\n", __func__);
goto err_out;
}

/* Get the MAC address */
ret = asix_read_mac(dev, AX88772_CMD_READ_NODE_ID);
if (ret < 0)
goto err_out;

ret = ax88178_phy_init(dev, priv);
if (ret < 0)
goto err_out;

dev->net->netdev_ops = &ax88x72_netdev_ops;
dev->net->ethtool_ops = &ax8817x_ethtool_ops;

/* Register suspend and resume functions */
data->suspend = ax88772_suspend;
data->resume = ax88772_resume;

if (dev->driver_info->flags & FLAG_FRAMING_AX)
dev->rx_urb_size = 16384;

ret = ax8817x_write_cmd(dev, AX_CMD_WRITE_RX_CTL,
(AX_RX_CTL_MFB | AX_RX_CTL_START | AX_RX_CTL_AB),
0, 0, NULL);
if (ret < 0) {
netdev_err(dev->net, "%s: RX_CTL failed\n", __func__);
goto err_out;
}

printk(KERN_INFO "%s\n", driver_version);
return ret;

err_out:
kfree(priv);
return ret;
}

static void ax88178_unbind(struct usbnet *dev, struct usb_interface *intf)
{
struct ax88178_data *priv = (struct ax88178_data *)dev->driver_priv;

if (priv) {

/* stop MAC operation */
ax8817x_write_cmd(dev, AX_CMD_WRITE_RX_CTL,
AX_RX_CTL_STOP, 0, 0, NULL);
kfree(priv);
}
}

static int ax88772_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
{
u8 *head;
u32 header;
char *packet;
struct sk_buff *ax_skb;
u16 size;

head = (u8 *) skb->data;
memcpy(&header, head, sizeof(header));
le32_to_cpus(&header);
packet = head + sizeof(header);

skb_pull(skb, 4);

while (skb->len > 0) {
if ((short)(header & 0x0000ffff) !=
~((short)((header & 0xffff0000) >> 16))) {
netdev_err(dev->net,
"%s: header length data is error 0x%08x, %d\n",
__func__, header, skb->len);
}
/* get the packet length */
size = (u16) (header & 0x0000ffff);

if ((skb->len) - ((size + 1) & 0xfffe) == 0) {

/* Make sure ip header is aligned on 32-bit boundary */
if (!((unsigned long)skb->data & 0x02)) {
memmove(skb->data - 2, skb->data, size);
skb->data -= 2;
skb_set_tail_pointer(skb, size);
}
skb->truesize = size + sizeof(struct sk_buff);
return 2;
}

if (size > ETH_FRAME_LEN) {
netdev_err(dev->net, "%s: invalid rx length %d\n",
__func__, size);
return 0;
}
ax_skb = skb_clone(skb, GFP_ATOMIC);
if (ax_skb) {

/* Make sure ip header is aligned on 32-bit boundary */
if (!((unsigned long)packet & 0x02)) {
memmove(packet - 2, packet, size);
packet -= 2;
}
ax_skb->data = packet;
skb_set_tail_pointer(ax_skb, size);
ax_skb->truesize = size + sizeof(struct sk_buff);
usbnet_skb_return(dev, ax_skb);

} else {
return 0;
}

skb_pull(skb, (size + 1) & 0xfffe);

if (skb->len == 0)
break;

head = (u8 *) skb->data;
memcpy(&header, head, sizeof(header));
le32_to_cpus(&header);
packet = head + sizeof(header);
skb_pull(skb, 4);
}

if (skb->len < 0) {
netdev_err(dev->net, "%s: invalid rx length %d\n",
__func__, skb->len);
return 0;
}
return 1;
}

static struct sk_buff *ax88772_tx_fixup(struct usbnet *dev,
struct sk_buff *skb, gfp_t flags)
{
int padlen = ((skb->len + 4) % 512) ? 0 : 4;
u32 packet_len;
u32 padbytes = 0xffff0000;
int headroom = skb_headroom(skb);
int tailroom = skb_tailroom(skb);

if ((!skb_cloned(skb))
&& ((headroom + tailroom) >= (4 + padlen))) {
if ((headroom < 4) || (tailroom < padlen)) {
skb->data = memmove(skb->head + 4, skb->data, skb->len);
skb_set_tail_pointer(skb, skb->len);
}
} else {
struct sk_buff *skb2;
skb2 = skb_copy_expand(skb, 4, padlen, flags);
dev_kfree_skb_any(skb);
skb = skb2;
if (!skb)
return NULL;
}

skb_push(skb, 4);
packet_len = (((skb->len - 4) ^ 0x0000ffff) << 16) + (skb->len - 4);
cpu_to_le32s(&packet_len);
skb_copy_to_linear_data(skb, &packet_len, sizeof(packet_len));

if ((skb->len % 512) == 0) {
cpu_to_le32s(&padbytes);
memcpy(skb_tail_pointer(skb), &padbytes, sizeof(padbytes));
skb_put(skb, sizeof(padbytes));
}
return skb;
}

static void
ax88772b_rx_checksum(struct sk_buff *skb, struct ax88772b_rx_header *rx_hdr)
{
skb->ip_summed = CHECKSUM_NONE;

/* checksum error bit is set */
if (rx_hdr->l3_csum_err || rx_hdr->l4_csum_err)
return;

/* It must be a TCP or UDP packet with a valid checksum */
if ((rx_hdr->l4_type == AX_RXHDR_L4_TYPE_TCP) ||
(rx_hdr->l4_type == AX_RXHDR_L4_TYPE_UDP)) {
skb->ip_summed = CHECKSUM_UNNECESSARY;
}
}

static int ax88772b_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
{
struct ax88772b_rx_header rx_hdr;
struct sk_buff *ax_skb;
struct ax88772b_data *priv = (struct ax88772b_data *)dev->driver_priv;

while (skb->len > 0) {

memcpy(&rx_hdr, skb->data, sizeof(struct ax88772b_rx_header));

if ((short)rx_hdr.len != (~((short)rx_hdr.len_bar) & 0x7FF))
return 0;
if (rx_hdr.len > (ETH_FRAME_LEN + 4)) {
netdev_err(dev->net, "%s: invalid rx length %d\n",
__func__, rx_hdr.len);
return 0;
}

if (skb->len - ((rx_hdr.len +
sizeof(struct ax88772b_rx_header) + 3) &
0xfffc) == 0) {
skb_pull(skb, sizeof(struct ax88772b_rx_header));
skb->len = rx_hdr.len;

skb_set_tail_pointer(skb, rx_hdr.len);
skb->truesize = rx_hdr.len + sizeof(struct sk_buff);

if (priv->checksum & AX_RX_CHECKSUM)
ax88772b_rx_checksum(skb, &rx_hdr);

return 2;
}

ax_skb = skb_clone(skb, GFP_ATOMIC);
if (ax_skb) {
ax_skb->len = rx_hdr.len;
ax_skb->data = skb->data +
sizeof(struct ax88772b_rx_header);
skb_set_tail_pointer(ax_skb, rx_hdr.len);
ax_skb->truesize = rx_hdr.len + sizeof(struct sk_buff);
if (priv->checksum & AX_RX_CHECKSUM)
ax88772b_rx_checksum(ax_skb, &rx_hdr);
usbnet_skb_return(dev, ax_skb);

} else {
return 0;
}

skb_pull(skb, ((rx_hdr.len +
sizeof(struct ax88772b_rx_header) + 3)
& 0xfffc));
}

if (skb->len < 0) {
netdev_err(dev->net, "%s: invalid rx length %d\n",
__func__, skb->len);
return 0;
}
return 1;
}

static struct sk_buff *
ax88772b_tx_fixup(struct usbnet *dev, struct sk_buff *skb, gfp_t flags)
{
int padlen = ((skb->len + 4) % 512) ? 0 : 4;
u32 packet_len;
u32 padbytes = 0xffff0000;
int headroom = skb_headroom(skb);
int tailroom = skb_tailroom(skb);

if ((!skb_cloned(skb))
&& ((headroom + tailroom) >= (4 + padlen))) {
if ((headroom < 4) || (tailroom < padlen)) {
skb->data = memmove(skb->head + 4, skb->data, skb->len);
skb_set_tail_pointer(skb, skb->len);
}
} else {
struct sk_buff *skb2;
skb2 = skb_copy_expand(skb, 4, padlen, flags);
dev_kfree_skb_any(skb);
skb = skb2;
if (!skb)
return NULL;
}

skb_push(skb, 4);
packet_len = (((skb->len - 4) ^ 0x0000ffff) << 16) + (skb->len - 4);

cpu_to_le32s(&packet_len);
skb_copy_to_linear_data(skb, &packet_len, sizeof(packet_len));

if ((skb->len % 512) == 0) {
cpu_to_le32s(&padbytes);
memcpy(skb_tail_pointer(skb), &padbytes, sizeof(padbytes));
skb_put(skb, sizeof(padbytes));
}

return skb;
}

static const u8 ChkCntSel[6][3] = {
{12, 23, 31},
{12, 31, 23},
{23, 31, 12},
{23, 12, 31},
{31, 12, 23},
{31, 23, 12}
};

static void ax88772_link_reset(struct work_struct *work)
{
struct ax88772_data *priv = container_of(work,
struct ax88772_data, check_link);
struct usbnet *dev = priv->dev;

if (priv->Event == AX_SET_RX_CFG) {
u16 bmcr;
u16 mode;

priv->Event = AX_NOP;

mode = AX88772_MEDIUM_DEFAULT;

bmcr = ax8817x_mdio_read_le(dev->net,
dev->mii.phy_id, MII_BMCR);
if (!(bmcr & BMCR_FULLDPLX))
mode &= ~AX88772_MEDIUM_FULL_DUPLEX;
if (!(bmcr & BMCR_SPEED100))
mode &= ~AX88772_MEDIUM_100MB;
asix_write_medium_mode(dev, mode);
return;
}

switch (priv->Event) {
case WAIT_AUTONEG_COMPLETE:
if (jiffies > (priv->autoneg_start + 5 * HZ)) {
priv->Event = PHY_POWER_DOWN;
priv->TickToExpire = 23;
}
break;
case PHY_POWER_DOWN:
if (priv->TickToExpire == 23) {
/* Set Phy Power Down */
ax8817x_write_cmd(dev, AX_CMD_SW_RESET,
AX_SWRESET_IPPD,
0, 0, NULL);
--priv->TickToExpire;
} else if (--priv->TickToExpire == 0) {
/* Set Phy Power Up */
ax8817x_write_cmd(dev, AX_CMD_SW_RESET,
AX_SWRESET_IPRL, 0, 0, NULL);
ax8817x_write_cmd(dev, AX_CMD_SW_RESET,
AX_SWRESET_IPPD | AX_SWRESET_IPRL, 0, 0, NULL);
usleep_range(10000, 20000);
ax8817x_write_cmd(dev, AX_CMD_SW_RESET,
AX_SWRESET_IPRL, 0, 0, NULL);
msleep(60);
ax8817x_write_cmd(dev, AX_CMD_SW_RESET,
AX_SWRESET_CLEAR, 0, 0, NULL);
ax8817x_write_cmd(dev, AX_CMD_SW_RESET,
AX_SWRESET_IPRL, 0, 0, NULL);
ax8817x_mdio_write_le(dev->net, dev->mii.phy_id,
MII_ADVERTISE,
ADVERTISE_ALL | ADVERTISE_CSMA |
ADVERTISE_PAUSE_CAP);
mii_nway_restart(&dev->mii);

priv->Event = PHY_POWER_UP;
priv->TickToExpire = 47;
}
break;
case PHY_POWER_UP:
if (--priv->TickToExpire == 0) {
priv->Event = PHY_POWER_DOWN;
priv->TickToExpire = 23;
}
break;
default:
break;
}
return;
}

static void ax88772a_link_reset(struct work_struct *work)
{
struct ax88772a_data *priv = container_of(work,
struct ax88772a_data, check_link);
struct usbnet *dev = priv->dev;
int PowSave = (priv->EepromData >> 14);
u16 phy_reg;

if (priv->Event == AX_SET_RX_CFG) {
u16 bmcr;
u16 mode;

priv->Event = AX_NOP;

mode = AX88772_MEDIUM_DEFAULT;

bmcr = ax8817x_mdio_read_le(dev->net,
dev->mii.phy_id, MII_BMCR);
if (!(bmcr & BMCR_FULLDPLX))
mode &= ~AX88772_MEDIUM_FULL_DUPLEX;
if (!(bmcr & BMCR_SPEED100))
mode &= ~AX88772_MEDIUM_100MB;
asix_write_medium_mode(dev, mode);
return;
}

switch (priv->Event) {
case WAIT_AUTONEG_COMPLETE:
if (jiffies > (priv->autoneg_start + 5 * HZ)) {
priv->Event = CHK_CABLE_EXIST;
priv->TickToExpire = 14;
}
break;
case CHK_CABLE_EXIST:
phy_reg = ax8817x_mdio_read_le(dev->net, dev->mii.phy_id, 0x12);
if ((phy_reg != 0x8012) && (phy_reg != 0x8013)) {
ax8817x_mdio_write_le(dev->net,
dev->mii.phy_id, 0x16, 0x4040);
mii_nway_restart(&dev->mii);
priv->Event = CHK_CABLE_STATUS;
priv->TickToExpire = 31;
} else if (--priv->TickToExpire == 0) {
mii_nway_restart(&dev->mii);
priv->Event = CHK_CABLE_EXIST_AGAIN;
if (PowSave == 0x03) {
priv->TickToExpire = 47;
} else if (PowSave == 0x01) {
priv->DlyIndex = (u8)(jiffies % 6);
priv->DlySel = 0;
priv->TickToExpire =
ChkCntSel[priv->DlyIndex][priv->DlySel];
}
}
break;
case CHK_CABLE_EXIST_AGAIN:
/* if cable disconnected */
phy_reg = ax8817x_mdio_read_le(dev->net, dev->mii.phy_id, 0x12);
if ((phy_reg != 0x8012) && (phy_reg != 0x8013)) {
mii_nway_restart(&dev->mii);
priv->Event = CHK_CABLE_STATUS;
priv->TickToExpire = 31;
} else if (--priv->TickToExpire == 0) {
/* Power down PHY */
ax8817x_write_cmd(dev, AX_CMD_SW_RESET,
AX_SWRESET_IPPD,
0, 0, NULL);
priv->Event = PHY_POWER_DOWN;
if (PowSave == 0x03)
priv->TickToExpire = 23;
else if (PowSave == 0x01)
priv->TickToExpire = 31;
}
break;
case PHY_POWER_DOWN:
if (--priv->TickToExpire == 0)
priv->Event = PHY_POWER_UP;
break;
case CHK_CABLE_STATUS:
if (--priv->TickToExpire == 0) {
ax8817x_mdio_write_le(dev->net,
dev->mii.phy_id, 0x16, 0x4040);
mii_nway_restart(&dev->mii);
priv->Event = CHK_CABLE_EXIST_AGAIN;
if (PowSave == 0x03) {
priv->TickToExpire = 47;
} else if (PowSave == 0x01) {
priv->DlyIndex = (u8)(jiffies % 6);
priv->DlySel = 0;
priv->TickToExpire =
ChkCntSel[priv->DlyIndex][priv->DlySel];
}
}
break;
case PHY_POWER_UP:
ax88772a_phy_powerup(dev);
ax8817x_mdio_write_le(dev->net, dev->mii.phy_id, MII_ADVERTISE,
ADVERTISE_ALL | ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
mii_nway_restart(&dev->mii);
priv->Event = CHK_CABLE_EXIST_AGAIN;
if (PowSave == 0x03) {
priv->TickToExpire = 47;
} else if (PowSave == 0x01) {
if (++priv->DlySel >= 3) {
priv->DlyIndex = (u8)(jiffies % 6);
priv->DlySel = 0;
}
priv->TickToExpire =
ChkCntSel[priv->DlyIndex][priv->DlySel];
}
break;
default:
break;
}

return;
}

static void ax88772b_link_reset(struct work_struct *work)
{
struct ax88772b_data *priv = container_of(work,
struct ax88772b_data, check_link);
struct usbnet *dev = priv->dev;

switch (priv->Event) {
case AX_SET_RX_CFG:
{
u16 bmcr = ax8817x_mdio_read_le(dev->net,
dev->mii.phy_id, MII_BMCR);
u16 mode = AX88772_MEDIUM_DEFAULT;

if (!(bmcr & BMCR_FULLDPLX))
mode &= ~AX88772_MEDIUM_FULL_DUPLEX;
if (!(bmcr & BMCR_SPEED100))
mode &= ~AX88772_MEDIUM_100MB;
asix_write_medium_mode(dev, mode);
break;
}
case PHY_POWER_UP:
{
u16 tmp16;

ax88772a_phy_powerup(dev);
tmp16 = ax8817x_mdio_read_le(dev->net, dev->mii.phy_id, 0x12);
ax8817x_mdio_write_le(dev->net, dev->mii.phy_id, 0x12,
((tmp16 & 0xFF9F) | 0x0040));
ax8817x_mdio_write_le(dev->net, dev->mii.phy_id, MII_ADVERTISE,
ADVERTISE_ALL | ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
break;
}
default:
break;
}

priv->Event = AX_NOP;

return;
}

static int ax88178_set_media(struct usbnet *dev)
{
int ret;
struct ax88178_data *priv = (struct ax88178_data *)dev->driver_priv;
int media;

media = ax88178_media_check(dev, priv);
if (media < 0)
return media;
ret = asix_write_medium_mode(dev, media);
if (ret < 0)
return ret;
return 0;
}

static int ax88178_link_reset(struct usbnet *dev)
{
return ax88178_set_media(dev);
}

static int ax_suspend(struct usb_interface *intf,
pm_message_t message)
{
struct usbnet *dev = usb_get_intfdata(intf);
struct ax8817x_data *data = (struct ax8817x_data *)&dev->data;

return data->suspend(intf, message);
}

static int ax_resume(struct usb_interface *intf)
{
struct usbnet *dev = usb_get_intfdata(intf);
struct ax8817x_data *data = (struct ax8817x_data *)&dev->data;

return data->resume(intf);
}

static const struct driver_info ax88178_info = {
.description = "ASIX AX88178 USB 2.0 Ethernet",
.bind = ax88178_bind,
.unbind = ax88178_unbind,
.status = ax88178_status,
.link_reset = ax88178_link_reset,
.reset = ax88178_link_reset,
.flags = FLAG_ETHER | FLAG_FRAMING_AX,
.rx_fixup = ax88772_rx_fixup,
.tx_fixup = ax88772_tx_fixup,
};

static const struct driver_info belkin178_info = {
.description = "Belkin Gigabit USB 2.0 Network Adapter",
.bind = ax88178_bind,
.unbind = ax88178_unbind,
.status = ax8817x_status,
.link_reset = ax88178_link_reset,
.reset = ax88178_link_reset,
.flags = FLAG_ETHER | FLAG_FRAMING_AX,
.rx_fixup = ax88772_rx_fixup,
.tx_fixup = ax88772_tx_fixup,
};

static const struct driver_info ax8817x_info = {
.description = "ASIX AX8817x USB 2.0 Ethernet",
.bind = ax8817x_bind,
.status = ax8817x_status,
.link_reset = ax88172_link_reset,
.reset = ax88172_link_reset,
.flags = FLAG_ETHER,
};

static const struct driver_info dlink_dub_e100_info = {
.description = "DLink DUB-E100 USB Ethernet",
.bind = ax8817x_bind,
.status = ax8817x_status,
.link_reset = ax88172_link_reset,
.reset = ax88172_link_reset,
.flags = FLAG_ETHER,
};

static const struct driver_info netgear_fa120_info = {
.description = "Netgear FA-120 USB Ethernet",
.bind = ax8817x_bind,
.status = ax8817x_status,
.link_reset = ax88172_link_reset,
.reset = ax88172_link_reset,
.flags = FLAG_ETHER,
};

static const struct driver_info hawking_uf200_info = {
.description = "Hawking UF200 USB Ethernet",
.bind = ax8817x_bind,
.status = ax8817x_status,
.link_reset = ax88172_link_reset,
.reset = ax88172_link_reset,
.flags = FLAG_ETHER,
};

static const struct driver_info ax88772_info = {
.description = "ASIX AX88772 USB 2.0 Ethernet",
.bind = ax88772_bind,
.unbind = ax88772_unbind,
.status = ax88772_status,
.flags = FLAG_ETHER | FLAG_FRAMING_AX,
.rx_fixup = ax88772_rx_fixup,
.tx_fixup = ax88772_tx_fixup,
};

static const struct driver_info dlink_dub_e100b_info = {
.description = "D-Link DUB-E100 USB 2.0 Fast Ethernet Adapter",
.bind = ax88772_bind,
.unbind = ax88772_unbind,
.status = ax88772_status,
.flags = FLAG_ETHER | FLAG_FRAMING_AX,
.rx_fixup = ax88772_rx_fixup,
.tx_fixup = ax88772_tx_fixup,
};

static const struct driver_info ax88772a_info = {
.description = "ASIX AX88772A USB 2.0 Ethernet",
.bind = ax88772a_bind,
.unbind = ax88772a_unbind,
.status = ax88772a_status,
.flags = FLAG_ETHER | FLAG_FRAMING_AX,
.rx_fixup = ax88772_rx_fixup,
.tx_fixup = ax88772_tx_fixup,
};

static const struct driver_info ax88772b_info = {
.description = "ASIX AX88772B USB 2.0 Ethernet",
.bind = ax88772b_bind,
.unbind = ax88772b_unbind,
.status = ax88772b_status,
.flags = FLAG_ETHER | FLAG_FRAMING_AX,
.rx_fixup = ax88772b_rx_fixup,
.tx_fixup = ax88772b_tx_fixup,
};

static const struct usb_device_id products[] = {
{
/* 88178 */
USB_DEVICE(0x0b95, 0x1780),
.driver_info = (unsigned long) &ax88178_info,
}, {
/* 88178 for billianton linksys */
USB_DEVICE(0x077b, 0x2226),
.driver_info = (unsigned long) &ax88178_info,
}, {
/* ABOCOM for linksys */
USB_DEVICE(0x1737, 0x0039),
.driver_info = (unsigned long) &ax88178_info,
}, {
/* ABOCOM for pci */
USB_DEVICE(0x14ea, 0xab11),
.driver_info = (unsigned long) &ax88178_info,
}, {
/* Belkin */
USB_DEVICE(0x050d, 0x5055),
.driver_info = (unsigned long) &belkin178_info,
}, {
/* Linksys USB200M */
USB_DEVICE(0x077b, 0x2226),
.driver_info = (unsigned long) &ax8817x_info,
}, {
/* Netgear FA120 */
USB_DEVICE(0x0846, 0x1040),
.driver_info = (unsigned long) &netgear_fa120_info,
}, {
/* DLink DUB-E100 */
USB_DEVICE(0x2001, 0x1a00),
.driver_info = (unsigned long) &dlink_dub_e100_info,
}, {
/* DLink DUB-E100B */
USB_DEVICE(0x2001, 0x3c05),
.driver_info = (unsigned long) &dlink_dub_e100b_info,
}, {
/* DLink DUB-E100B */
USB_DEVICE(0x07d1, 0x3c05),
.driver_info = (unsigned long) &dlink_dub_e100b_info,
}, {
/* Intellinet, ST Lab USB Ethernet */
USB_DEVICE(0x0b95, 0x1720),
.driver_info = (unsigned long) &ax8817x_info,
}, {
/* Hawking UF200, TrendNet TU2-ET100 */
USB_DEVICE(0x07b8, 0x420a),
.driver_info = (unsigned long) &hawking_uf200_info,
}, {
/* Billionton Systems, USB2AR */
USB_DEVICE(0x08dd, 0x90ff),
.driver_info = (unsigned long) &ax8817x_info,
}, {
/* ATEN UC210T */
USB_DEVICE(0x0557, 0x2009),
.driver_info = (unsigned long) &ax8817x_info,
}, {
/* Buffalo LUA-U2-KTX */
USB_DEVICE(0x0411, 0x003d),
.driver_info = (unsigned long) &ax8817x_info,
}, {
/* Sitecom LN-029 "USB 2.0 10/100 Ethernet adapter" */
USB_DEVICE(0x6189, 0x182d),
.driver_info = (unsigned long) &ax8817x_info,
}, {
/* corega FEther USB2-TX */
USB_DEVICE(0x07aa, 0x0017),
.driver_info = (unsigned long) &ax8817x_info,
}, {
/* Surecom EP-1427X-2 */
USB_DEVICE(0x1189, 0x0893),
.driver_info = (unsigned long) &ax8817x_info,
}, {
/* goodway corp usb gwusb2e */
USB_DEVICE(0x1631, 0x6200),
.driver_info = (unsigned long) &ax8817x_info,
}, {
/* ASIX AX88772 10/100 */
USB_DEVICE(0x0b95, 0x7720),
.driver_info = (unsigned long) &ax88772_info,
}, {
/* ASIX AX88772 10/100 */
USB_DEVICE(0x125E, 0x180D),
.driver_info = (unsigned long) &ax88772_info,
}, {
/* ASIX AX88772A 10/100 */
USB_DEVICE(0x0b95, 0x772A),
.driver_info = (unsigned long) &ax88772a_info,
}, {
/* ASIX AX88772A 10/100 */
USB_DEVICE(0x0db0, 0xA877),
.driver_info = (unsigned long) &ax88772a_info,
}, {
/* ASIX AX88772A 10/100 */
USB_DEVICE(0x0421, 0x772A),
.driver_info = (unsigned long) &ax88772a_info,
}, {
/* Linksys 200M */
USB_DEVICE(0x13B1, 0x0018),
.driver_info = (unsigned long) &ax88772a_info,
}, {
USB_DEVICE(0x05ac, 0x1402),
.driver_info = (unsigned long) &ax88772a_info,
}, {
/* ASIX AX88772B 10/100 */
USB_DEVICE(0x0b95, 0x772B),
.driver_info = (unsigned long) &ax88772b_info,
}, {
/* ASIX AX88772B 10/100 */
USB_DEVICE(0x0b95, 0x7E2B),
.driver_info = (unsigned long) &ax88772b_info,
},
{ }, /* END */
};
MODULE_DEVICE_TABLE(usb, products);

static struct usb_driver asix_driver = {
.name = driver_name,
.id_table = products,
.probe = usbnet_probe,
.suspend = ax_suspend,
.resume = ax_resume,
.disconnect = usbnet_disconnect,
};

static int __init asix_init(void)
{
return usb_register(&asix_driver);
}
module_init(asix_init);

static void __exit asix_exit(void)
{
usb_deregister(&asix_driver);
}
module_exit(asix_exit);

MODULE_AUTHOR("David Hollis");
MODULE_DESCRIPTION("ASIX AX8817X based USB 2.0 Ethernet Devices");
MODULE_LICENSE("GPL");

-------------------------------snip--------------------------------


#ifndef __LINUX_USBNET_ASIX_H
#define __LINUX_USBNET_ASIX_H

/*
* Turn on this flag if the implementation of your USB host controller
* cannot handle non-double word aligned buffer.
* When turn on this flag, driver will fixup egress packet aligned on double
* word boundary before deliver to USB host controller. And will Disable the
* function "skb_reserve (skb, NET_IP_ALIGN)" to retain the buffer aligned on
* double word alignment for ingress packets.
*/
#define AX_FORCE_BUFF_ALIGN 0

#define AX_MONITOR_MODE 0x01
#define AX_MONITOR_LINK 0x02
#define AX_MONITOR_MAGIC 0x04
#define AX_MONITOR_HSFS 0x10

/* AX88172 Medium Status Register values */
#define AX_MEDIUM_FULL_DUPLEX 0x02
#define AX_MEDIUM_TX_ABORT_ALLOW 0x04
#define AX_MEDIUM_FLOW_CONTROL_EN 0x10
#define AX_MCAST_FILTER_SIZE 8
#define AX_MAX_MCAST 64

#define AX_EEPROM_LEN 0x40

#define AX_SWRESET_CLEAR 0x00
#define AX_SWRESET_RR 0x01
#define AX_SWRESET_RT 0x02
#define AX_SWRESET_PRTE 0x04
#define AX_SWRESET_PRL 0x08
#define AX_SWRESET_BZ 0x10
#define AX_SWRESET_IPRL 0x20
#define AX_SWRESET_IPPD 0x40
#define AX_SWRESET_IPOSC 0x0080
#define AX_SWRESET_IPPSL_0 0x0100
#define AX_SWRESET_IPPSL_1 0x0200
#define AX_SWRESET_IPCOPS 0x0400
#define AX_SWRESET_IPCOPSC 0x0800
#define AX_SWRESET_AUTODETACH 0x1000
#define AX_SWRESET_WOLLP 0x8000

#define AX88772_IPG0_DEFAULT 0x15
#define AX88772_IPG1_DEFAULT 0x0c
#define AX88772_IPG2_DEFAULT 0x0E

#define AX88772A_IPG0_DEFAULT 0x15
#define AX88772A_IPG1_DEFAULT 0x16
#define AX88772A_IPG2_DEFAULT 0x1A

#define AX88772_MEDIUM_FULL_DUPLEX 0x0002
#define AX88772_MEDIUM_RESERVED 0x0004
#define AX88772_MEDIUM_RX_FC_ENABLE 0x0010
#define AX88772_MEDIUM_TX_FC_ENABLE 0x0020
#define AX88772_MEDIUM_PAUSE_FORMAT 0x0080
#define AX88772_MEDIUM_RX_ENABLE 0x0100
#define AX88772_MEDIUM_100MB 0x0200
#define AX88772_MEDIUM_DEFAULT \
(AX88772_MEDIUM_FULL_DUPLEX | AX88772_MEDIUM_RX_FC_ENABLE | \
AX88772_MEDIUM_TX_FC_ENABLE | AX88772_MEDIUM_100MB | \
AX88772_MEDIUM_RESERVED | AX88772_MEDIUM_RX_ENABLE)

#define AX_CMD_SET_SW_MII 0x06
#define AX_CMD_READ_MII_REG 0x07
#define AX_CMD_WRITE_MII_REG 0x08
#define AX_CMD_SET_HW_MII 0x0a
#define AX_CMD_READ_EEPROM 0x0b
#define AX_CMD_WRITE_EEPROM 0x0c
#define AX_CMD_WRITE_EEPROM_EN 0x0d
#define AX_CMD_WRITE_EEPROM_DIS 0x0e
#define AX_CMD_WRITE_RX_CTL 0x10
#define AX_CMD_READ_IPG012 0x11
#define AX_CMD_WRITE_IPG0 0x12
#define AX_CMD_WRITE_IPG1 0x13
#define AX_CMD_WRITE_IPG2 0x14
#define AX_CMD_WRITE_MULTI_FILTER 0x16
#define AX_CMD_READ_NODE_ID 0x17
#define AX_CMD_READ_PHY_ID 0x19
#define AX_CMD_READ_MEDIUM_MODE 0x1a
#define AX_CMD_WRITE_MEDIUM_MODE 0x1b
#define AX_CMD_READ_MONITOR_MODE 0x1c
#define AX_CMD_WRITE_MONITOR_MODE 0x1d
#define AX_CMD_WRITE_GPIOS 0x1f
#define AX_CMD_SW_RESET 0x20
#define AX_CMD_SW_PHY_STATUS 0x21
#define AX_CMD_SW_PHY_SELECT 0x22
#define AX_PHYSEL_PSEL (1 << 0)
#define AX_PHYSEL_ASEL (1 << 1)
#define AX_PHYSEL_SSMII (1 << 2)
#define AX_PHYSEL_SSRMII (2 << 2)
#define AX_PHYSEL_SSRRMII (3 << 2)
#define AX_PHYSEL_SSEN (1 << 4)
#define AX88772_CMD_READ_NODE_ID 0x13
#define AX88772_CMD_WRITE_NODE_ID 0x14
#define AX_CMD_READ_RXCOE_CTL 0x2b
#define AX_CMD_WRITE_RXCOE_CTL 0x2c
#define AX_CMD_READ_TXCOE_CTL 0x2d
#define AX_CMD_WRITE_TXCOE_CTL 0x2e

#define REG_LENGTH 2
#define PHY_ID_MASK 0x1f

#define AX_RXCOE_IPCE 0x0001
#define AX_RXCOE_IPVE 0x0002
#define AX_RXCOE_V6VE 0x0004
#define AX_RXCOE_TCPE 0x0008
#define AX_RXCOE_UDPE 0x0010
#define AX_RXCOE_ICMP 0x0020
#define AX_RXCOE_IGMP 0x0040
#define AX_RXCOE_ICV6 0x0080
#define AX_RXCOE_TCPV6 0x0100
#define AX_RXCOE_UDPV6 0x0200
#define AX_RXCOE_ICMV6 0x0400
#define AX_RXCOE_IGMV6 0x0800
#define AX_RXCOE_ICV6V6 0x1000
#define AX_RXCOE_FOPC 0x8000
#define AX_RXCOE_DEF_CSUM (AX_RXCOE_IPCE | AX_RXCOE_IPVE | \
AX_RXCOE_V6VE | AX_RXCOE_TCPE | \
AX_RXCOE_UDPE | AX_RXCOE_ICV6 | \
AX_RXCOE_TCPV6 | AX_RXCOE_UDPV6)

#define AX_RXCOE_64TE 0x0100
#define AX_RXCOE_PPPOE 0x0200
#define AX_RXCOE_RPCE 0x8000

#define AX_TXCOE_IP 0x0001
#define AX_TXCOE_TCP 0x0002
#define AX_TXCOE_UDP 0x0004
#define AX_TXCOE_ICMP 0x0008
#define AX_TXCOE_IGMP 0x0010
#define AX_TXCOE_ICV6 0x0020

#define AX_TXCOE_TCPV6 0x0100
#define AX_TXCOE_UDPV6 0x0200
#define AX_TXCOE_ICMV6 0x0400
#define AX_TXCOE_IGMV6 0x0800
#define AX_TXCOE_ICV6V6 0x1000
#define AX_TXCOE_DEF_CSUM (AX_TXCOE_TCP | AX_TXCOE_UDP | \
AX_TXCOE_TCPV6 | AX_TXCOE_UDPV6)

#define AX_TXCOE_64TE 0x0001
#define AX_TXCOE_PPPE 0x0002

#define AX88772B_MAX_BULKIN_2K 0
#define AX88772B_MAX_BULKIN_4K 1
#define AX88772B_MAX_BULKIN_6K 2
#define AX88772B_MAX_BULKIN_8K 3
#define AX88772B_MAX_BULKIN_16K 4
#define AX88772B_MAX_BULKIN_20K 5
#define AX88772B_MAX_BULKIN_24K 6
#define AX88772B_MAX_BULKIN_32K 7

struct {unsigned short size, byte_cnt, threshold; } AX88772B_BULKIN_SIZE[] = {
{2048, 0x8000, 0x8001}, /* 2k */
{4096, 0x8100, 0x8147}, /* 4k */
{6144, 0x8200, 0x81EB}, /* 6k */
{8192, 0x8300, 0x83D7}, /* 8k */
{16384, 0x8400, 0x851E}, /* 16 */
{20480, 0x8500, 0x8666}, /* 20k */
{24576, 0x8600, 0x87AE}, /* 24k */
{32768, 0x8700, 0x8A3D}, /* 32k */
};


#define AX_RX_CTL_RH1M 0x0100 /* Enable RX-Header mode 0 */
#define AX_RX_CTL_RH2M 0x0200 /* Enable IP header in receive buffer
aligned on 32-bit aligment */
#define AX_RX_CTL_RH3M 0x0400 /* checksum value in rx header 3 */
#define AX_RX_HEADER_DEFAULT (AX_RX_CTL_RH1M | AX_RX_CTL_RH2M)

#define AX_RX_CTL_MFB 0x0300 /* Maximum Frame size 16384bytes */
#define AX_RX_CTL_START 0x0080 /* Ethernet MAC start */
#define AX_RX_CTL_AP 0x0020 /* Accept phys addr from mcast array */
#define AX_RX_CTL_AM 0x0010
#define AX_RX_CTL_AB 0x0008 /* Accetp Brocadcast frames*/
#define AX_RX_CTL_SEP 0x0004 /* Save error packets */
#define AX_RX_CTL_AMALL 0x0002 /* Accetp all multicast frames */
#define AX_RX_CTL_PRO 0x0001 /* Promiscuous Mode */
#define AX_RX_CTL_STOP 0x0000 /* Stop MAC */

#define AX_MONITOR_MODE 0x01
#define AX_MONITOR_LINK 0x02
#define AX_MONITOR_MAGIC 0x04
#define AX_MONITOR_HSFS 0x10

#define AX_MCAST_FILTER_SIZE 8
#define AX_MAX_MCAST 64
#define AX_INTERRUPT_BUFSIZE 8

#define AX_EEPROM_LEN 0x40
#define AX_EEPROM_MAGIC 0xdeadbeef
#define EEPROMMASK 0x7f

/* GPIO REGISTER */
#define AXGPIOS_GPO0EN (1 << 0)
#define AXGPIOS_GPO0 (1 << 1)
#define AXGPIOS_GPO1EN (1 << 2)
#define AXGPIOS_GPO1 (1 << 3)
#define AXGPIOS_GPO2EN (1 << 4)
#define AXGPIOS_GPO2 (1 << 5)
#define AXGPIOS_RSE (1 << 7)

/* TX-header format */
#define AX_TX_HDR_CPHI 0x4000
#define AX_TX_HDR_DICF 0x8000

/* GMII register numbers */
#define GMII_PHY_CONTROL 0x00 /* control */
#define GMII_PHY_STATUS 0x01 /* status */
#define GMII_PHY_OUI 0x02 /* most of the OUI bits */
#define GMII_PHY_MODEL 0x03 /* model/rev & rest of OUI */
#define GMII_PHY_ANAR 0x04 /* AN advertisement */
#define GMII_PHY_ANLPAR 0x05 /* AN Link Partner */
#define GMII_PHY_ANER 0x06 /* AN expansion */
#define GMII_PHY_1000BT_CONTROL 0x09 /* control for 1000BT */
#define GMII_PHY_1000BT_STATUS 0x0A /* status for 1000BT */

/* Bit definitions: GMII Control */
#define GMII_CONTROL_RESET 0x8000 /* reset bit in control reg */
#define GMII_CONTROL_LOOPBACK 0x4000 /* loopback in control reg */
#define GMII_CONTROL_10MB 0x0000 /* 10 Mbit */
#define GMII_CONTROL_100MB 0x2000 /* 100Mbit */
#define GMII_CONTROL_1000MB 0x0040 /* 1000Mbit */
#define GMII_CONTROL_SPEED_BITS 0x2040 /* speed bit mask */
#define GMII_CONTROL_ENABLE_AUTO 0x1000 /* autonegotiate enable */
#define GMII_CONTROL_POWER_DOWN 0x0800
#define GMII_CONTROL_ISOLATE 0x0400 /* islolate bit */
#define GMII_CONTROL_START_AUTO 0x0200 /* restart autonegotiate */
#define GMII_CONTROL_FULL_DUPLEX 0x0100

/* Bit definitions: GMII Status */
#define GMII_STATUS_100MB_MASK 0xE000 /* any indicates 100 Mbit */
#define GMII_STATUS_10MB_MASK 0x1800 /* either indicates 10 Mbit */
#define GMII_STATUS_AUTO_DONE 0x0020 /* auto neg complete */
#define GMII_STATUS_AUTO 0x0008 /* auto neg is available */
#define GMII_STATUS_LINK_UP 0x0004 /* link status bit */
#define GMII_STATUS_EXTENDED 0x0001 /* extended regs exist */
#define GMII_STATUS_100T4 0x8000 /* 100BT4 capable */
#define GMII_STATUS_100TXFD 0x4000 /* 100BTX full duplex capable */
#define GMII_STATUS_100TX 0x2000 /* 100BTX capable */
#define GMII_STATUS_10TFD 0x1000 /* 10BT full duplex capable */
#define GMII_STATUS_10T 0x0800 /* 10BT capable */

/* Bit definitions: Auto-Negotiation Advertisement */
#define GMII_ANAR_ASYM_PAUSE 0x0800 /* support asymetric pause */
#define GMII_ANAR_PAUSE 0x0400 /* support pause packets */
#define GMII_ANAR_100T4 0x0200 /* support 100BT4 */
#define GMII_ANAR_100TXFD 0x0100 /* support 100BTX full duplex */
#define GMII_ANAR_100TX 0x0080 /* support 100BTX half duplex */
#define GMII_ANAR_10TFD 0x0040 /* support 10BT full duplex */
#define GMII_ANAR_10T 0x0020 /* support 10BT half duplex */
#define GMII_SELECTOR_FIELD 0x001F /* selector field. */

/* Bit definitions: Auto-Negotiation Link Partner Ability */
#define GMII_ANLPAR_100T4 0x0200 /* support 100BT4 */
#define GMII_ANLPAR_100TXFD 0x0100 /* support 100BTX full duplex */
#define GMII_ANLPAR_100TX 0x0080 /* support 100BTX half duplex */
#define GMII_ANLPAR_10TFD 0x0040 /* support 10BT full duplex */
#define GMII_ANLPAR_10T 0x0020 /* support 10BT half duplex */
#define GMII_ANLPAR_PAUSE 0x0400 /* support pause packets */
#define GMII_ANLPAR_ASYM_PAUSE 0x0800 /* support asymetric pause */
#define GMII_ANLPAR_ACK 0x4000 /* LCB successfully rx'd */
#define GMII_SELECTOR_8023 0x0001;

/* Bit definitions: 1000BaseT AUX Control.
* FD="Full-Duplex", HD="Half-Duplex"
*/
#define GMII_1000_AUX_CTRL_MASTER_SLAVE 0x1000
#define GMII_1000_AUX_CTRL_FD_CAPABLE 0x0200
#define GMII_1000_AUX_CTRL_HD_CAPABLE 0x0100

/* Bit definitions: 1000BaseT AUX Status */
#define GMII_1000_AUX_STATUS_FD_CAPABLE 0x0800
#define GMII_1000_AUX_STATUS_HD_CAPABLE 0x0400

/* Cicada MII Registers */
#define GMII_AUX_CTRL_STATUS 0x1C
#define GMII_AUX_ANEG_CPLT 0x8000
#define GMII_AUX_FDX 0x0020
#define GMII_AUX_SPEED_1000 0x0010
#define GMII_AUX_SPEED_100 0x0008

#ifndef ADVERTISE_PAUSE_CAP
#define ADVERTISE_PAUSE_CAP 0x0400
#endif

#ifndef MII_STAT1000
#define MII_STAT1000 0x000A
#endif

#ifndef LPA_1000FULL
#define LPA_1000FULL 0x0800
#endif

/* medium mode register */
#define MEDIUM_GIGA_MODE 0x0001
#define MEDIUM_FULL_DUPLEX_MODE 0x0002
#define MEDIUM_TX_ABORT_MODE 0x0004
#define MEDIUM_ENABLE_125MHZ 0x0008
#define MEDIUM_ENABLE_RX_FLOWCTRL 0x0010
#define MEDIUM_ENABLE_TX_FLOWCTRL 0x0020
#define MEDIUM_ENABLE_JUMBO_FRAME 0x0040
#define MEDIUM_CHECK_PAUSE_FRAME_MODE 0x0080
#define MEDIUM_ENABLE_RECEIVE 0x0100
#define MEDIUM_MII_100M_MODE 0x0200
#define MEDIUM_ENABLE_JAM_PATTERN 0x0400
#define MEDIUM_ENABLE_STOP_BACKPRESSURE 0x0800
#define MEDIUM_ENABLE_SUPPER_MAC_SUPPORT 0x1000

/* PHY mode */
#define PHY_MODE_MARVELL 0
#define PHY_MODE_CICADA_FAMILY 1
#define PHY_MODE_CICADA_V1 1
#define PHY_MODE_AGERE_FAMILY 2
#define PHY_MODE_AGERE_V0 2
#define PHY_MODE_CICADA_V2 5
#define PHY_MODE_AGERE_V0_GMII 6
#define PHY_MODE_CICADA_V2_ASIX 9
#define PHY_MODE_VSC8601 10
#define PHY_MODE_RTL8211CL 12
#define PHY_MODE_RTL8211BN 13
#define PHY_MODE_RTL8251CL 14
#define PHY_MODE_ATTANSIC_V0 0x40
#define PHY_MODE_ATTANSIC_FAMILY 0x40
#define PHY_MODE_MAC_TO_MAC_GMII 0x7C

/* */
#define LED_MODE_MARVELL 0
#define LED_MODE_CAMEO 1

#define MARVELL_LED_CTRL 0x18
#define MARVELL_MANUAL_LED 0x19

#define PHY_IDENTIFIER 0x0002
#define PHY_AGERE_IDENTIFIER 0x0282
#define PHY_CICADA_IDENTIFIER 0x000f
#define PHY_MARVELL_IDENTIFIER 0x0141

#define PHY_MARVELL_STATUS 0x001b
#define MARVELL_STATUS_HWCFG 0x0004 /* SGMII without clock */

#define PHY_MARVELL_CTRL 0x0014
#define MARVELL_CTRL_RXDELAY 0x0080
#define MARVELL_CTRL_TXDELAY 0x0002

#define PHY_CICADA_EXTPAGE 0x001f
#define CICADA_EXTPAGE_EN 0x0001
#define CICADA_EXTPAGE_DIS 0x0000


struct {unsigned short value, offset; } CICADA_FAMILY_HWINIT[] = {
{0x0001, 0x001f}, {0x1c25, 0x0017}, {0x2a30, 0x001f}, {0x234c, 0x0010},
{0x2a30, 0x001f}, {0x0212, 0x0008}, {0x52b5, 0x001f}, {0xa7fa, 0x0000},
{0x0012, 0x0002}, {0x3002, 0x0001}, {0x87fa, 0x0000}, {0x52b5, 0x001f},
{0xafac, 0x0000}, {0x000d, 0x0002}, {0x001c, 0x0001}, {0x8fac, 0x0000},
{0x2a30, 0x001f}, {0x0012, 0x0008}, {0x2a30, 0x001f}, {0x0400, 0x0014},
{0x2a30, 0x001f}, {0x0212, 0x0008}, {0x52b5, 0x001f}, {0xa760, 0x0000},
{0x0000, 0x0002}, {0xfaff, 0x0001}, {0x8760, 0x0000}, {0x52b5, 0x001f},
{0xa760, 0x0000}, {0x0000, 0x0002}, {0xfaff, 0x0001}, {0x8760, 0x0000},
{0x52b5, 0x001f}, {0xafae, 0x0000}, {0x0004, 0x0002}, {0x0671, 0x0001},
{0x8fae, 0x0000}, {0x2a30, 0x001f}, {0x0012, 0x0008}, {0x0000, 0x001f},
};

struct {unsigned short value, offset; } CICADA_V2_HWINIT[] = {
{0x2a30, 0x001f}, {0x0212, 0x0008}, {0x52b5, 0x001f}, {0x000f, 0x0002},
{0x472a, 0x0001}, {0x8fa4, 0x0000}, {0x2a30, 0x001f}, {0x0212, 0x0008},
{0x0000, 0x001f},
};

struct {unsigned short value, offset; } CICADA_V2_ASIX_HWINIT[] = {
{0x2a30, 0x001f}, {0x0212, 0x0008}, {0x52b5, 0x001f}, {0x0012, 0x0002},
{0x3002, 0x0001}, {0x87fa, 0x0000}, {0x52b5, 0x001f}, {0x000f, 0x0002},
{0x472a, 0x0001}, {0x8fa4, 0x0000}, {0x2a30, 0x001f}, {0x0212, 0x0008},
{0x0000, 0x001f},
};

struct {unsigned short value, offset; } AGERE_FAMILY_HWINIT[] = {
{0x0800, 0x0000}, {0x0007, 0x0012}, {0x8805, 0x0010}, {0xb03e, 0x0011},
{0x8808, 0x0010}, {0xe110, 0x0011}, {0x8806, 0x0010}, {0xb03e, 0x0011},
{0x8807, 0x0010}, {0xff00, 0x0011}, {0x880e, 0x0010}, {0xb4d3, 0x0011},
{0x880f, 0x0010}, {0xb4d3, 0x0011}, {0x8810, 0x0010}, {0xb4d3, 0x0011},
{0x8817, 0x0010}, {0x1c00, 0x0011}, {0x300d, 0x0010}, {0x0001, 0x0011},
{0x0002, 0x0012},
};

struct ax88178_data {
u16 EepromData;
u16 MediaLink;
int UseGpio0;
int UseRgmii;
u8 PhyMode;
u8 LedMode;
u8 BuffaloOld;
};

enum watchdog_state {
AX_NOP = 0,
CHK_LINK, /* Routine A */
CHK_CABLE_EXIST, /* Called by A */
CHK_CABLE_EXIST_AGAIN, /* Routine B */
PHY_POWER_UP, /* Called by B */
PHY_POWER_UP_BH,
PHY_POWER_DOWN,
CHK_CABLE_STATUS, /* Routine C */
WAIT_AUTONEG_COMPLETE,
AX_SET_RX_CFG,
};

struct ax88772b_data {
struct usbnet *dev;
struct workqueue_struct *ax_work;
struct work_struct check_link;
unsigned long time_to_chk;
u16 psc;
u8 pw_enabled;
u8 Event;
u8 checksum;
};

struct ax88772a_data {
struct usbnet *dev;
struct workqueue_struct *ax_work;
struct work_struct check_link;
unsigned long autoneg_start;
#define AX88772B_WATCHDOG (6 * HZ)
u8 Event;
u8 TickToExpire;
u8 DlyIndex;
u8 DlySel;
u16 EepromData;
};

struct ax88772_data {
struct usbnet *dev;
struct workqueue_struct *ax_work;
struct work_struct check_link;
unsigned long autoneg_start;
u8 Event;
u8 TickToExpire;
};

#define AX_RX_CHECKSUM 1
#define AX_TX_CHECKSUM 2

/* This structure cannot exceed sizeof(unsigned long [5]) AKA 20 bytes */
struct ax8817x_data {
u8 multi_filter[AX_MCAST_FILTER_SIZE];
int (*resume) (struct usb_interface *intf);
int (*suspend) (struct usb_interface *intf, pm_message_t message);
};

struct __packed ax88172_int_data {
u16 res1;
#define AX_INT_PPLS_LINK (1 << 0)
#define AX_INT_SPLS_LINK (1 << 1)
#define AX_INT_CABOFF_UNPLUG (1 << 7)
u8 link;
u16 res2;
u8 status;
u16 res3;
};

#define AX_RXHDR_L4_ERR (1 << 8)
#define AX_RXHDR_L3_ERR (1 << 9)

#define AX_RXHDR_L4_TYPE_UDP 1
#define AX_RXHDR_L4_TYPE_ICMP 2
#define AX_RXHDR_L4_TYPE_IGMP 3
#define AX_RXHDR_L4_TYPE_TCP 4
#define AX_RXHDR_L4_TYPE_TCMPV6 5
#define AX_RXHDR_L4_TYPE_MASK 7

#define AX_RXHDR_L3_TYPE_IP 1
#define AX_RXHDR_L3_TYPE_IPV6 2

struct __packed ax88772b_rx_header {
#if defined(__LITTLE_ENDIAN_BITFIELD)
u16 len:11,
res1:1,
crc:1,
mii:1,
runt:1,
mc_bc:1;

u16 len_bar:11,
res2:5;

u8 vlan_ind:3,
vlan_tag_striped:1,
pri:3,
res3:1;

u8 l4_csum_err:1,
l3_csum_err:1,
l4_type:3,
l3_type:2,
ce:1;
#elif defined(__BIG_ENDIAN_BITFIELD)
u16 mc_bc:1,
runt:1,
mii:1,
crc:1,
res1:1,
len:11;

u16 res2:5,
len_bar:11;

u8 res3:1,
pri:3,
vlan_tag_striped:1,
vlan_ind:3;

u8 ce:1,
l3_type:2,
l4_type:3,
l3_csum_err:1,
l4_csum_err:1;
#else
#error "Please fix <asm/byteorder.h>"
#endif
};

#endif /* __LINUX_USBNET_ASIX_H */



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