[PATCH] remove many unneeded #includes of sched.h
[linux-2.6.git] / drivers / usb / net / asix.c
index 3094970..bd357e1 100644 (file)
@@ -1,7 +1,8 @@
 /*
  * ASIX AX8817X based USB 2.0 Ethernet Devices
- * Copyright (C) 2003-2005 David Hollis <dhollis@davehollis.com>
+ * 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
 // #define     DEBUG                   // error path messages, extra info
 // #define     VERBOSE                 // more; success messages
 
-#include <linux/config.h>
 #include <linux/module.h>
 #include <linux/kmod.h>
-#include <linux/sched.h>
 #include <linux/init.h>
 #include <linux/netdevice.h>
 #include <linux/etherdevice.h>
@@ -37,6 +36,8 @@
 
 #include "usbnet.h"
 
+#define DRIVER_VERSION "14-Jun-2006"
+static const char driver_name [] = "asix";
 
 /* ASIX AX8817X based USB 2.0 Ethernet Devices */
 
 #define AX_CMD_WRITE_EEPROM            0x0c
 #define AX_CMD_WRITE_ENABLE            0x0d
 #define AX_CMD_WRITE_DISABLE           0x0e
+#define AX_CMD_READ_RX_CTL             0x0f
 #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_READ_NODE_ID            0x13
 #define AX_CMD_WRITE_IPG2              0x14
 #define AX_CMD_WRITE_MULTI_FILTER      0x16
-#define AX_CMD_READ_NODE_ID            0x17
+#define AX88172_CMD_READ_NODE_ID       0x17
 #define AX_CMD_READ_PHY_ID             0x19
 #define AX_CMD_READ_MEDIUM_STATUS      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_READ_GPIOS              0x1e
 #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 AX88772_CMD_READ_NODE_ID       0x13
 
 #define AX_MONITOR_MODE                        0x01
 #define AX_MONITOR_LINK                        0x02
 #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 AX88172_MEDIUM_FD              0x02
+#define AX88172_MEDIUM_TX              0x04
+#define AX88172_MEDIUM_FC              0x10
+#define AX88172_MEDIUM_DEFAULT \
+               ( AX88172_MEDIUM_FD | AX88172_MEDIUM_TX | AX88172_MEDIUM_FC )
 
 #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 AX88772_IPG1_DEFAULT           0x0c
 #define AX88772_IPG2_DEFAULT           0x12
 
-#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 )
+/* AX88772 & AX88178 Medium Mode Register */
+#define AX_MEDIUM_PF           0x0080
+#define AX_MEDIUM_JFE          0x0040
+#define AX_MEDIUM_TFC          0x0020
+#define AX_MEDIUM_RFC          0x0010
+#define AX_MEDIUM_ENCK         0x0008
+#define AX_MEDIUM_AC           0x0004
+#define AX_MEDIUM_FD           0x0002
+#define AX_MEDIUM_GM           0x0001
+#define AX_MEDIUM_SM           0x1000
+#define AX_MEDIUM_SBP          0x0800
+#define AX_MEDIUM_PS           0x0200
+#define AX_MEDIUM_RE           0x0100
+
+#define AX88178_MEDIUM_DEFAULT \
+       (AX_MEDIUM_PS | AX_MEDIUM_FD | AX_MEDIUM_AC | \
+        AX_MEDIUM_RFC | AX_MEDIUM_TFC | AX_MEDIUM_JFE | \
+        AX_MEDIUM_RE )
 
-#define AX_EEPROM_MAGIC                        0xdeadbeef
+#define AX88772_MEDIUM_DEFAULT \
+       (AX_MEDIUM_FD | AX_MEDIUM_RFC | \
+        AX_MEDIUM_TFC | AX_MEDIUM_PS | \
+        AX_MEDIUM_AC | AX_MEDIUM_RE )
+
+/* AX88772 & AX88178 RX_CTL values */
+#define AX_RX_CTL_SO                   0x0080
+#define AX_RX_CTL_AP                   0x0020
+#define AX_RX_CTL_AM                   0x0010
+#define AX_RX_CTL_AB                   0x0008
+#define AX_RX_CTL_SEP                  0x0004
+#define AX_RX_CTL_AMALL                        0x0002
+#define AX_RX_CTL_PRO                  0x0001
+#define AX_RX_CTL_MFB_2048             0x0000
+#define AX_RX_CTL_MFB_4096             0x0100
+#define AX_RX_CTL_MFB_8192             0x0200
+#define AX_RX_CTL_MFB_16384            0x0300
+
+#define AX_DEFAULT_RX_CTL      \
+       (AX_RX_CTL_SO | AX_RX_CTL_AB )
+
+/* GPIO 0 .. 2 toggles */
+#define AX_GPIO_GPO0EN         0x01    /* GPIO0 Output enable */
+#define AX_GPIO_GPO_0          0x02    /* GPIO0 Output value */
+#define AX_GPIO_GPO1EN         0x04    /* GPIO1 Output enable */
+#define AX_GPIO_GPO_1          0x08    /* GPIO1 Output value */
+#define AX_GPIO_GPO2EN         0x10    /* GPIO2 Output enable */
+#define AX_GPIO_GPO_2          0x20    /* GPIO2 Output value */
+#define AX_GPIO_RESERVED       0x40    /* Reserved */
+#define AX_GPIO_RSE            0x80    /* Reload serial EEPROM */
+
+#define AX_EEPROM_MAGIC                0xdeadbeef
+#define AX88172_EEPROM_LEN     0x40
+#define AX88772_EEPROM_LEN     0xff
+
+#define PHY_MODE_MARVELL       0x0000
+#define MII_MARVELL_LED_CTRL   0x0018
+#define MII_MARVELL_STATUS     0x001b
+#define MII_MARVELL_CTRL       0x0014
+
+#define MARVELL_LED_MANUAL     0x0019
+
+#define MARVELL_STATUS_HWCFG   0x0004
+
+#define MARVELL_CTRL_TXDELAY   0x0002
+#define MARVELL_CTRL_RXDELAY   0x0080
 
 /* This structure cannot exceed sizeof(unsigned long [5]) AKA 20 bytes */
-struct ax8817x_data {
+struct asix_data {
        u8 multi_filter[AX_MCAST_FILTER_SIZE];
+       u8 phymode;
+       u8 ledmode;
+       u8 eeprom_len;
 };
 
 struct ax88172_int_data {
@@ -121,9 +179,11 @@ struct ax88172_int_data {
        u16 res3;
 } __attribute__ ((packed));
 
-static int ax8817x_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index,
+static int asix_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index,
                            u16 size, void *data)
 {
+       devdbg(dev,"asix_read_cmd() cmd=0x%02x value=0x%04x index=0x%04x size=%d",
+               cmd, value, index, size);
        return usb_control_msg(
                dev->udev,
                usb_rcvctrlpipe(dev->udev, 0),
@@ -136,9 +196,11 @@ static int ax8817x_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index,
                USB_CTRL_GET_TIMEOUT);
 }
 
-static int ax8817x_write_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index,
+static int asix_write_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index,
                             u16 size, void *data)
 {
+       devdbg(dev,"asix_write_cmd() cmd=0x%02x value=0x%04x index=0x%04x size=%d",
+               cmd, value, index, size);
        return usb_control_msg(
                dev->udev,
                usb_sndctrlpipe(dev->udev, 0),
@@ -151,48 +213,30 @@ static int ax8817x_write_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index,
                USB_CTRL_SET_TIMEOUT);
 }
 
-static void ax8817x_async_cmd_callback(struct urb *urb, struct pt_regs *regs)
+static void asix_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",
+               printk(KERN_DEBUG "asix_async_cmd_callback() failed with %d",
                        urb->status);
 
        kfree(req);
        usb_free_urb(urb);
 }
 
-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);
-               devdbg(dev, "ax8817x - Link Status is: %d", link);
-       }
-}
-
 static void
-ax8817x_write_cmd_async(struct usbnet *dev, u8 cmd, u16 value, u16 index,
+asix_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;
 
+       devdbg(dev,"asix_write_cmd_async() cmd=0x%02x value=0x%04x index=0x%04x size=%d",
+               cmd, value, index, size);
        if ((urb = usb_alloc_urb(0, GFP_ATOMIC)) == NULL) {
-               devdbg(dev, "Error allocating URB in write_cmd_async!");
+               deverr(dev, "Error allocating URB in write_cmd_async!");
                return;
        }
 
@@ -211,7 +255,7 @@ ax8817x_write_cmd_async(struct usbnet *dev, u8 cmd, u16 value, u16 index,
        usb_fill_control_urb(urb, dev->udev,
                             usb_sndctrlpipe(dev->udev, 0),
                             (void *)req, data, size,
-                            ax8817x_async_cmd_callback, req);
+                            asix_async_cmd_callback, req);
 
        if((status = usb_submit_urb(urb, GFP_ATOMIC)) < 0) {
                deverr(dev, "Error submitting the control message: status=%d",
@@ -221,17 +265,272 @@ ax8817x_write_cmd_async(struct usbnet *dev, u8 cmd, u16 value, u16 index,
        }
 }
 
-static void ax8817x_set_multicast(struct net_device *net)
+static int asix_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))) {
+                       deverr(dev,"asix_rx_fixup() Bad Header Length");
+               }
+               /* get the packet length */
+               size = (u16) (header & 0x0000ffff);
+
+               if ((skb->len) - ((size + 1) & 0xfffe) == 0)
+                       return 2;
+               if (size > ETH_FRAME_LEN) {
+                       deverr(dev,"asix_rx_fixup() Bad RX Length %d", size);
+                       return 0;
+               }
+               ax_skb = skb_clone(skb, GFP_ATOMIC);
+               if (ax_skb) {
+                       ax_skb->len = size;
+                       ax_skb->data = packet;
+                       ax_skb->tail = packet + size;
+                       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) {
+               deverr(dev,"asix_rx_fixup() Bad SKB Length %d", skb->len);
+               return 0;
+       }
+       return 1;
+}
+
+static struct sk_buff *asix_tx_fixup(struct usbnet *dev, struct sk_buff *skb,
+                                       gfp_t flags)
+{
+       int padlen;
+       int headroom = skb_headroom(skb);
+       int tailroom = skb_tailroom(skb);
+       u32 packet_len;
+       u32 padbytes = 0xffff0000;
+
+       padlen = ((skb->len + 4) % 512) ? 0 : 4;
+
+       if ((!skb_cloned(skb))
+           && ((headroom + tailroom) >= (4 + padlen))) {
+               if ((headroom < 4) || (tailroom < padlen)) {
+                       skb->data = memmove(skb->head + 4, skb->data, skb->len);
+                       skb->tail = skb->data + 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);
+       memcpy(skb->data, &packet_len, sizeof(packet_len));
+
+       if ((skb->len % 512) == 0) {
+               memcpy( skb->tail, &padbytes, sizeof(padbytes));
+               skb_put(skb, sizeof(padbytes));
+       }
+       return skb;
+}
+
+static void asix_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);
+               devdbg(dev, "Link Status is: %d", link);
+       }
+}
+
+static inline int asix_set_sw_mii(struct usbnet *dev)
+{
+       int ret;
+       ret = asix_write_cmd(dev, AX_CMD_SET_SW_MII, 0x0000, 0, 0, NULL);
+       if (ret < 0)
+               deverr(dev, "Failed to enable software MII access");
+       return ret;
+}
+
+static inline int asix_set_hw_mii(struct usbnet *dev)
+{
+       int ret;
+       ret = asix_write_cmd(dev, AX_CMD_SET_HW_MII, 0x0000, 0, 0, NULL);
+       if (ret < 0)
+               deverr(dev, "Failed to enable hardware MII access");
+       return ret;
+}
+
+static inline int asix_get_phy_addr(struct usbnet *dev)
+{
+       int ret = 0;
+       void *buf;
+
+       devdbg(dev, "asix_get_phy_addr()");
+
+       buf = kmalloc(2, GFP_KERNEL);
+       if (!buf)
+               goto out1;
+
+       if ((ret = asix_read_cmd(dev, AX_CMD_READ_PHY_ID,
+                                   0, 0, 2, buf)) < 2) {
+               deverr(dev, "Error reading PHYID register: %02x", ret);
+               goto out2;
+       }
+       devdbg(dev, "asix_get_phy_addr() returning 0x%04x", *((u16 *)buf));
+       ret = *((u8 *)buf + 1);
+out2:
+       kfree(buf);
+out1:
+       return ret;
+}
+
+static int asix_sw_reset(struct usbnet *dev, u8 flags)
+{
+       int ret;
+
+        ret = asix_write_cmd(dev, AX_CMD_SW_RESET, flags, 0, 0, NULL);
+       if (ret < 0)
+               deverr(dev,"Failed to send software reset: %02x", ret);
+
+       return ret;
+}
+
+static u16 asix_read_rx_ctl(struct usbnet *dev)
+{
+       u16 ret = 0;
+       void *buf;
+
+       buf = kmalloc(2, GFP_KERNEL);
+       if (!buf)
+               goto out1;
+
+       if ((ret = asix_read_cmd(dev, AX_CMD_READ_RX_CTL,
+                                   0, 0, 2, buf)) < 2) {
+               deverr(dev, "Error reading RX_CTL register: %02x", ret);
+               goto out2;
+       }
+       ret = le16_to_cpu(*((u16 *)buf));
+out2:
+       kfree(buf);
+out1:
+       return ret;
+}
+
+static int asix_write_rx_ctl(struct usbnet *dev, u16 mode)
+{
+       int ret;
+
+       devdbg(dev,"asix_write_rx_ctl() - mode = 0x%04x", mode);
+       ret = asix_write_cmd(dev, AX_CMD_WRITE_RX_CTL, mode, 0, 0, NULL);
+       if (ret < 0)
+               deverr(dev, "Failed to write RX_CTL mode to 0x%04x: %02x",
+                      mode, ret);
+
+       return ret;
+}
+
+static u16 asix_read_medium_status(struct usbnet *dev)
+{
+       u16 ret = 0;
+       void *buf;
+
+       buf = kmalloc(2, GFP_KERNEL);
+       if (!buf)
+               goto out1;
+
+       if ((ret = asix_read_cmd(dev, AX_CMD_READ_MEDIUM_STATUS,
+                                   0, 0, 2, buf)) < 2) {
+               deverr(dev, "Error reading Medium Status register: %02x", ret);
+               goto out2;
+       }
+       ret = le16_to_cpu(*((u16 *)buf));
+out2:
+       kfree(buf);
+out1:
+       return ret;
+}
+
+static int asix_write_medium_mode(struct usbnet *dev, u16 mode)
+{
+       int ret;
+
+       devdbg(dev,"asix_write_medium_mode() - mode = 0x%04x", mode);
+       ret = asix_write_cmd(dev, AX_CMD_WRITE_MEDIUM_MODE, mode, 0, 0, NULL);
+       if (ret < 0)
+               deverr(dev, "Failed to write Medium Mode mode to 0x%04x: %02x",
+                       mode, ret);
+
+       return ret;
+}
+
+static int asix_write_gpio(struct usbnet *dev, u16 value, int sleep)
+{
+       int ret;
+
+       devdbg(dev,"asix_write_gpio() - value = 0x%04x", value);
+       ret = asix_write_cmd(dev, AX_CMD_WRITE_GPIOS, value, 0, 0, NULL);
+       if (ret < 0)
+               deverr(dev, "Failed to write GPIO value 0x%04x: %02x",
+                       value, ret);
+
+       if (sleep)
+               msleep(sleep);
+
+       return ret;
+}
+
+/*
+ * AX88772 & AX88178 have a 16-bit RX_CTL value
+ */
+static void asix_set_multicast(struct net_device *net)
 {
        struct usbnet *dev = netdev_priv(net);
-       struct ax8817x_data *data = (struct ax8817x_data *)&dev->data;
-       u8 rx_ctl = 0x8c;
+       struct asix_data *data = (struct asix_data *)&dev->data;
+       u16 rx_ctl = AX_DEFAULT_RX_CTL;
 
        if (net->flags & IFF_PROMISC) {
-               rx_ctl |= 0x01;
+               rx_ctl |= AX_RX_CTL_PRO;
        } else if (net->flags & IFF_ALLMULTI
                   || net->mc_count > AX_MAX_MCAST) {
-               rx_ctl |= 0x02;
+               rx_ctl |= AX_RX_CTL_AMALL;
        } else if (net->mc_count == 0) {
                /* just broadcast and directed */
        } else {
@@ -255,80 +554,75 @@ static void ax8817x_set_multicast(struct net_device *net)
                        mc_list = mc_list->next;
                }
 
-               ax8817x_write_cmd_async(dev, AX_CMD_WRITE_MULTI_FILTER, 0, 0,
+               asix_write_cmd_async(dev, AX_CMD_WRITE_MULTI_FILTER, 0, 0,
                                   AX_MCAST_FILTER_SIZE, data->multi_filter);
 
-               rx_ctl |= 0x10;
+               rx_ctl |= AX_RX_CTL_AM;
        }
 
-       ax8817x_write_cmd_async(dev, AX_CMD_WRITE_RX_CTL, rx_ctl, 0, 0, NULL);
+       asix_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)
+static int asix_mdio_read(struct net_device *netdev, int phy_id, int loc)
 {
        struct usbnet *dev = netdev_priv(netdev);
        u16 res;
-       u8 buf[1];
 
-       ax8817x_write_cmd(dev, AX_CMD_SET_SW_MII, 0, 0, 0, &buf);
-       ax8817x_read_cmd(dev, AX_CMD_READ_MII_REG, phy_id,
+       mutex_lock(&dev->phy_mutex);
+       asix_set_sw_mii(dev);
+       asix_read_cmd(dev, AX_CMD_READ_MII_REG, phy_id,
                                (__u16)loc, 2, (u16 *)&res);
-       ax8817x_write_cmd(dev, AX_CMD_SET_HW_MII, 0, 0, 0, &buf);
+       asix_set_hw_mii(dev);
+       mutex_unlock(&dev->phy_mutex);
 
-       return res & 0xffff;
-}
+       devdbg(dev, "asix_mdio_read() phy_id=0x%02x, loc=0x%02x, returns=0x%04x", phy_id, loc, le16_to_cpu(res & 0xffff));
 
-/* 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));
+       return le16_to_cpu(res & 0xffff);
 }
 
 static void
-ax8817x_mdio_write(struct net_device *netdev, int phy_id, int loc, int val)
+asix_mdio_write(struct net_device *netdev, int phy_id, int loc, int val)
 {
        struct usbnet *dev = netdev_priv(netdev);
-       u16 res = val;
-       u8 buf[1];
+       u16 res = cpu_to_le16(val);
 
-       ax8817x_write_cmd(dev, AX_CMD_SET_SW_MII, 0, 0, 0, &buf);
-       ax8817x_write_cmd(dev, AX_CMD_WRITE_MII_REG, phy_id,
+       devdbg(dev, "asix_mdio_write() phy_id=0x%02x, loc=0x%02x, val=0x%04x", phy_id, loc, val);
+       mutex_lock(&dev->phy_mutex);
+       asix_set_sw_mii(dev);
+       asix_write_cmd(dev, AX_CMD_WRITE_MII_REG, phy_id,
                                (__u16)loc, 2, (u16 *)&res);
-       ax8817x_write_cmd(dev, AX_CMD_SET_HW_MII, 0, 0, 0, &buf);
+       asix_set_hw_mii(dev);
+       mutex_unlock(&dev->phy_mutex);
 }
 
-/* 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)
+/* Get the PHY Identifier from the PHYSID1 & PHYSID2 MII registers */
+static u32 asix_get_phyid(struct usbnet *dev)
 {
-       ax8817x_mdio_write( netdev, phy_id, loc, cpu_to_le16(val) );
-}
+       int phy_reg;
+       u32 phy_id;
 
-static int ax88172_link_reset(struct usbnet *dev)
-{
-       u16 lpa;
-       u16 adv;
-       u16 res;
-       u8 mode;
+       phy_reg = asix_mdio_read(dev->net, dev->mii.phy_id, MII_PHYSID1);
+       if (phy_reg < 0)
+               return 0;
 
-       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;
-       ax8817x_write_cmd(dev, AX_CMD_WRITE_MEDIUM_MODE, mode, 0, 0, NULL);
+       phy_id = (phy_reg & 0xffff) << 16;
 
-       return 0;
+       phy_reg = asix_mdio_read(dev->net, dev->mii.phy_id, MII_PHYSID2);
+       if (phy_reg < 0)
+               return 0;
+
+       phy_id |= (phy_reg & 0xffff);
+
+       return phy_id;
 }
 
 static void
-ax8817x_get_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo)
+asix_get_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo)
 {
        struct usbnet *dev = netdev_priv(net);
        u8 opt;
 
-       if (ax8817x_read_cmd(dev, AX_CMD_READ_MONITOR_MODE, 0, 0, 1, &opt) < 0) {
+       if (asix_read_cmd(dev, AX_CMD_READ_MONITOR_MODE, 0, 0, 1, &opt) < 0) {
                wolinfo->supported = 0;
                wolinfo->wolopts = 0;
                return;
@@ -344,7 +638,7 @@ ax8817x_get_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo)
 }
 
 static int
-ax8817x_set_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo)
+asix_set_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo)
 {
        struct usbnet *dev = netdev_priv(net);
        u8 opt = 0;
@@ -357,19 +651,22 @@ ax8817x_set_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo)
        if (opt != 0)
                opt |= AX_MONITOR_MODE;
 
-       if (ax8817x_write_cmd(dev, AX_CMD_WRITE_MONITOR_MODE,
+       if (asix_write_cmd(dev, AX_CMD_WRITE_MONITOR_MODE,
                              opt, 0, 0, &buf) < 0)
                return -EINVAL;
 
        return 0;
 }
 
-static int ax8817x_get_eeprom_len(struct net_device *net)
+static int asix_get_eeprom_len(struct net_device *net)
 {
-       return AX_EEPROM_LEN;
+       struct usbnet *dev = netdev_priv(net);
+       struct asix_data *data = (struct asix_data *)&dev->data;
+
+       return data->eeprom_len;
 }
 
-static int ax8817x_get_eeprom(struct net_device *net,
+static int asix_get_eeprom(struct net_device *net,
                              struct ethtool_eeprom *eeprom, u8 *data)
 {
        struct usbnet *dev = netdev_priv(net);
@@ -386,64 +683,128 @@ static int ax8817x_get_eeprom(struct net_device *net,
 
        /* 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,
+               if (asix_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,
+static void asix_get_drvinfo (struct net_device *net,
                                 struct ethtool_drvinfo *info)
 {
+       struct usbnet *dev = netdev_priv(net);
+       struct asix_data *data = (struct asix_data *)&dev->data;
+
        /* Inherit standard device info */
        usbnet_get_drvinfo(net, info);
-       info->eedump_len = 0x3e;
+       strncpy (info->driver, driver_name, sizeof info->driver);
+       strncpy (info->version, DRIVER_VERSION, sizeof info->version);
+       info->eedump_len = data->eeprom_len;
 }
 
-static int ax8817x_get_settings(struct net_device *net, struct ethtool_cmd *cmd)
+static u32 asix_get_link(struct net_device *net)
 {
        struct usbnet *dev = netdev_priv(net);
 
-       return mii_ethtool_gset(&dev->mii,cmd);
+       return mii_link_ok(&dev->mii);
 }
 
-static int ax8817x_set_settings(struct net_device *net, struct ethtool_cmd *cmd)
+static int asix_ioctl (struct net_device *net, struct ifreq *rq, int cmd)
 {
        struct usbnet *dev = netdev_priv(net);
 
-       return mii_ethtool_sset(&dev->mii,cmd);
+       return generic_mii_ioctl(&dev->mii, if_mii(rq), cmd, NULL);
 }
 
 /* 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,
+static struct ethtool_ops ax88172_ethtool_ops = {
+       .get_drvinfo            = asix_get_drvinfo,
+       .get_link               = asix_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,
+       .get_wol                = asix_get_wol,
+       .set_wol                = asix_set_wol,
+       .get_eeprom_len         = asix_get_eeprom_len,
+       .get_eeprom             = asix_get_eeprom,
+       .get_settings           = usbnet_get_settings,
+       .set_settings           = usbnet_set_settings,
+       .nway_reset             = usbnet_nway_reset,
 };
 
-static int ax8817x_ioctl (struct net_device *net, struct ifreq *rq, int cmd)
+static void ax88172_set_multicast(struct net_device *net)
 {
        struct usbnet *dev = netdev_priv(net);
+       struct asix_data *data = (struct asix_data *)&dev->data;
+       u8 rx_ctl = 0x8c;
 
-       return generic_mii_ioctl(&dev->mii, if_mii(rq), cmd, NULL);
+       if (net->flags & IFF_PROMISC) {
+               rx_ctl |= 0x01;
+       } else if (net->flags & IFF_ALLMULTI
+                  || net->mc_count > AX_MAX_MCAST) {
+               rx_ctl |= 0x02;
+       } else if (net->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 */
+               struct dev_mc_list *mc_list = net->mc_list;
+               u32 crc_bits;
+               int i;
+
+               memset(data->multi_filter, 0, AX_MCAST_FILTER_SIZE);
+
+               /* Build the multicast hash filter. */
+               for (i = 0; i < net->mc_count; i++) {
+                       crc_bits =
+                           ether_crc(ETH_ALEN,
+                                     mc_list->dmi_addr) >> 26;
+                       data->multi_filter[crc_bits >> 3] |=
+                           1 << (crc_bits & 7);
+                       mc_list = mc_list->next;
+               }
+
+               asix_write_cmd_async(dev, AX_CMD_WRITE_MULTI_FILTER, 0, 0,
+                                  AX_MCAST_FILTER_SIZE, data->multi_filter);
+
+               rx_ctl |= 0x10;
+       }
+
+       asix_write_cmd_async(dev, AX_CMD_WRITE_RX_CTL, rx_ctl, 0, 0, NULL);
 }
 
-static int ax8817x_bind(struct usbnet *dev, struct usb_interface *intf)
+static int ax88172_link_reset(struct usbnet *dev)
+{
+       u8 mode;
+       struct ethtool_cmd ecmd;
+
+       mii_check_media(&dev->mii, 1, 1);
+       mii_ethtool_gset(&dev->mii, &ecmd);
+       mode = AX88172_MEDIUM_DEFAULT;
+
+       if (ecmd.duplex != DUPLEX_FULL)
+               mode |= ~AX88172_MEDIUM_FD;
+
+       devdbg(dev, "ax88172_link_reset() speed: %d duplex: %d setting mode to 0x%04x", ecmd.speed, ecmd.duplex, mode);
+
+       asix_write_medium_mode(dev, mode);
+
+       return 0;
+}
+
+static int ax88172_bind(struct usbnet *dev, struct usb_interface *intf)
 {
        int ret = 0;
        void *buf;
        int i;
        unsigned long gpio_bits = dev->driver_info->data;
+       struct asix_data *data = (struct asix_data *)&dev->data;
+
+       data->eeprom_len = AX88172_EEPROM_LEN;
 
        usbnet_get_endpoints(dev,intf);
 
@@ -455,55 +816,39 @@ static int ax8817x_bind(struct usbnet *dev, struct usb_interface *intf)
 
        /* Toggle the GPIOs in a manufacturer/model specific way */
        for (i = 2; i >= 0; i--) {
-               if ((ret = ax8817x_write_cmd(dev, AX_CMD_WRITE_GPIOS,
+               if ((ret = asix_write_cmd(dev, AX_CMD_WRITE_GPIOS,
                                        (gpio_bits >> (i * 8)) & 0xff, 0, 0,
                                        buf)) < 0)
                        goto out2;
                msleep(5);
        }
 
-       if ((ret = ax8817x_write_cmd(dev, AX_CMD_WRITE_RX_CTL,
-                               0x80, 0, 0, buf)) < 0) {
-               dbg("send AX_CMD_WRITE_RX_CTL failed: %d", ret);
+       if ((ret = asix_write_rx_ctl(dev, 0x80)) < 0)
                goto out2;
-       }
 
        /* Get the MAC address */
        memset(buf, 0, ETH_ALEN);
-       if ((ret = ax8817x_read_cmd(dev, AX_CMD_READ_NODE_ID,
+       if ((ret = asix_read_cmd(dev, AX88172_CMD_READ_NODE_ID,
                                0, 0, 6, buf)) < 0) {
                dbg("read AX_CMD_READ_NODE_ID failed: %d", ret);
                goto out2;
        }
        memcpy(dev->net->dev_addr, buf, ETH_ALEN);
 
-       /* Get the PHY id */
-       if ((ret = ax8817x_read_cmd(dev, AX_CMD_READ_PHY_ID,
-                               0, 0, 2, buf)) < 0) {
-               dbg("error on read AX_CMD_READ_PHY_ID: %02x", ret);
-               goto out2;
-       } else if (ret < 2) {
-               /* this should always return 2 bytes */
-               dbg("AX_CMD_READ_PHY_ID returned less than 2 bytes: ret=%02x",
-                               ret);
-               ret = -EIO;
-               goto out2;
-       }
-
        /* Initialize MII structure */
        dev->mii.dev = dev->net;
-       dev->mii.mdio_read = ax8817x_mdio_read;
-       dev->mii.mdio_write = ax8817x_mdio_write;
+       dev->mii.mdio_read = asix_mdio_read;
+       dev->mii.mdio_write = asix_mdio_write;
        dev->mii.phy_id_mask = 0x3f;
        dev->mii.reg_num_mask = 0x1f;
-       dev->mii.phy_id = *((u8 *)buf + 1);
-       dev->net->do_ioctl = ax8817x_ioctl;
+       dev->mii.phy_id = asix_get_phy_addr(dev);
+       dev->net->do_ioctl = asix_ioctl;
 
-       dev->net->set_multicast_list = ax8817x_set_multicast;
-       dev->net->ethtool_ops = &ax8817x_ethtool_ops;
+       dev->net->set_multicast_list = ax88172_set_multicast;
+       dev->net->ethtool_ops = &ax88172_ethtool_ops;
 
-       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,
+       asix_mdio_write(dev->net, dev->mii.phy_id, MII_BMCR, BMCR_RESET);
+       asix_mdio_write(dev->net, dev->mii.phy_id, MII_ADVERTISE,
                ADVERTISE_ALL | ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
        mii_nway_restart(&dev->mii);
 
@@ -515,22 +860,50 @@ out1:
 }
 
 static struct ethtool_ops ax88772_ethtool_ops = {
-       .get_drvinfo            = ax8817x_get_drvinfo,
-       .get_link               = ethtool_op_get_link,
+       .get_drvinfo            = asix_get_drvinfo,
+       .get_link               = asix_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,
+       .get_wol                = asix_get_wol,
+       .set_wol                = asix_set_wol,
+       .get_eeprom_len         = asix_get_eeprom_len,
+       .get_eeprom             = asix_get_eeprom,
+       .get_settings           = usbnet_get_settings,
+       .set_settings           = usbnet_set_settings,
+       .nway_reset             = usbnet_nway_reset,
 };
 
+static int ax88772_link_reset(struct usbnet *dev)
+{
+       u16 mode;
+       struct ethtool_cmd ecmd;
+
+       mii_check_media(&dev->mii, 1, 1);
+       mii_ethtool_gset(&dev->mii, &ecmd);
+       mode = AX88772_MEDIUM_DEFAULT;
+
+       if (ecmd.speed != SPEED_100)
+               mode &= ~AX_MEDIUM_PS;
+
+       if (ecmd.duplex != DUPLEX_FULL)
+               mode &= ~AX_MEDIUM_FD;
+
+       devdbg(dev, "ax88772_link_reset() speed: %d duplex: %d setting mode to 0x%04x", ecmd.speed, ecmd.duplex, mode);
+
+       asix_write_medium_mode(dev, mode);
+
+       return 0;
+}
+
 static int ax88772_bind(struct usbnet *dev, struct usb_interface *intf)
 {
-       int ret;
+       int ret, embd_phy;
        void *buf;
+       u16 rx_ctl;
+       struct asix_data *data = (struct asix_data *)&dev->data;
+       u32 phyid;
+
+       data->eeprom_len = AX88772_EEPROM_LEN;
 
        usbnet_get_endpoints(dev,intf);
 
@@ -541,138 +914,102 @@ static int ax88772_bind(struct usbnet *dev, struct usb_interface *intf)
                goto out1;
        }
 
-       if ((ret = ax8817x_write_cmd(dev, AX_CMD_WRITE_GPIOS,
-                                    0x00B0, 0, 0, buf)) < 0)
+       if ((ret = asix_write_gpio(dev,
+                       AX_GPIO_RSE | AX_GPIO_GPO_2 | AX_GPIO_GPO2EN, 5)) < 0)
                goto out2;
 
-       msleep(5);
-       if ((ret = ax8817x_write_cmd(dev, AX_CMD_SW_PHY_SELECT,
-                               0x0001, 0, 0, buf)) < 0) {
+       /* 0x10 is the phy id of the embedded 10/100 ethernet phy */
+       embd_phy = ((asix_get_phy_addr(dev) & 0x1f) == 0x10 ? 1 : 0);
+       if ((ret = asix_write_cmd(dev, AX_CMD_SW_PHY_SELECT,
+                               embd_phy, 0, 0, buf)) < 0) {
                dbg("Select PHY #1 failed: %d", ret);
                goto out2;
        }
 
-       if ((ret = ax8817x_write_cmd(dev, AX_CMD_SW_RESET, AX_SWRESET_IPPD,
-                               0, 0, buf)) < 0) {
-               dbg("Failed to power down internal PHY: %d", ret);
+       if ((ret = asix_sw_reset(dev, AX_SWRESET_IPPD | AX_SWRESET_PRL)) < 0)
                goto out2;
-       }
 
        msleep(150);
-       if ((ret = ax8817x_write_cmd(dev, AX_CMD_SW_RESET, AX_SWRESET_CLEAR,
-                               0, 0, buf)) < 0) {
-               dbg("Failed to perform software reset: %d", ret);
+       if ((ret = asix_sw_reset(dev, AX_SWRESET_CLEAR)) < 0)
                goto out2;
-       }
 
        msleep(150);
-       if ((ret = ax8817x_write_cmd(dev, AX_CMD_SW_RESET,
-                               AX_SWRESET_IPRL | AX_SWRESET_PRL,
-                               0, 0, buf)) < 0) {
-               dbg("Failed to set Internal/External PHY reset control: %d",
-                                       ret);
-               goto out2;
+       if (embd_phy) {
+               if ((ret = asix_sw_reset(dev, AX_SWRESET_IPRL)) < 0)
+                       goto out2;
+       }
+       else {
+               if ((ret = asix_sw_reset(dev, AX_SWRESET_PRTE)) < 0)
+                       goto out2;
        }
 
        msleep(150);
-       if ((ret = ax8817x_write_cmd(dev, AX_CMD_WRITE_RX_CTL,
-                               0x0000, 0, 0, buf)) < 0) {
-               dbg("Failed to reset RX_CTL: %d", ret);
+       rx_ctl = asix_read_rx_ctl(dev);
+       dbg("RX_CTL is 0x%04x after software reset", rx_ctl);
+       if ((ret = asix_write_rx_ctl(dev, 0x0000)) < 0)
                goto out2;
-       }
+
+       rx_ctl = asix_read_rx_ctl(dev);
+       dbg("RX_CTL is 0x%04x setting to 0x0000", rx_ctl);
 
        /* Get the MAC address */
        memset(buf, 0, ETH_ALEN);
-       if ((ret = ax8817x_read_cmd(dev, AX88772_CMD_READ_NODE_ID,
+       if ((ret = asix_read_cmd(dev, AX_CMD_READ_NODE_ID,
                                0, 0, ETH_ALEN, buf)) < 0) {
                dbg("Failed to read MAC address: %d", ret);
                goto out2;
        }
        memcpy(dev->net->dev_addr, buf, ETH_ALEN);
 
-       if ((ret = ax8817x_write_cmd(dev, AX_CMD_SET_SW_MII,
-                               0, 0, 0, buf)) < 0) {
-               dbg("Enabling software MII failed: %d", ret);
-               goto out2;
-       }
-
-       if (((ret = ax8817x_read_cmd(dev, AX_CMD_READ_MII_REG,
-                               0x0010, 2, 2, buf)) < 0)
-                       || (*((u16 *)buf) != 0x003b)) {
-               dbg("Read PHY register 2 must be 0x3b00: %d", ret);
-               goto out2;
-       }
-
        /* Initialize MII structure */
        dev->mii.dev = dev->net;
-       dev->mii.mdio_read = ax8817x_mdio_read;
-       dev->mii.mdio_write = ax8817x_mdio_write;
-       dev->mii.phy_id_mask = 0xff;
-       dev->mii.reg_num_mask = 0xff;
-       dev->net->do_ioctl = ax8817x_ioctl;
+       dev->mii.mdio_read = asix_mdio_read;
+       dev->mii.mdio_write = asix_mdio_write;
+       dev->mii.phy_id_mask = 0x1f;
+       dev->mii.reg_num_mask = 0x1f;
+       dev->net->do_ioctl = asix_ioctl;
+       dev->mii.phy_id = asix_get_phy_addr(dev);
 
-       /* Get the PHY id */
-       if ((ret = ax8817x_read_cmd(dev, AX_CMD_READ_PHY_ID,
-                       0, 0, 2, buf)) < 0) {
-               dbg("Error reading PHY ID: %02x", ret);
-               goto out2;
-       } else if (ret < 2) {
-               /* this should always return 2 bytes */
-               dbg("AX_CMD_READ_PHY_ID returned less than 2 bytes: ret=%02x",
-                   ret);
-               ret = -EIO;
-               goto out2;
-       }
-       dev->mii.phy_id = *((u8 *)buf + 1);
+       phyid = asix_get_phyid(dev);
+       dbg("PHYID=0x%08x", phyid);
 
-       if ((ret = ax8817x_write_cmd(dev, AX_CMD_SW_RESET, AX_SWRESET_PRL,
-                               0, 0, buf)) < 0) {
-               dbg("Set external PHY reset pin level: %d", ret);
+       if ((ret = asix_sw_reset(dev, AX_SWRESET_PRL)) < 0)
                goto out2;
-       }
+
        msleep(150);
-       if ((ret = ax8817x_write_cmd(dev, AX_CMD_SW_RESET,
-                               AX_SWRESET_IPRL | AX_SWRESET_PRL,
-                               0, 0, buf)) < 0) {
-               dbg("Set Internal/External PHY reset control: %d", ret);
+
+       if ((ret = asix_sw_reset(dev, AX_SWRESET_IPRL | AX_SWRESET_PRL)) < 0)
                goto out2;
-       }
-       msleep(150);
 
+       msleep(150);
 
-       dev->net->set_multicast_list = ax8817x_set_multicast;
+       dev->net->set_multicast_list = asix_set_multicast;
        dev->net->ethtool_ops = &ax88772_ethtool_ops;
 
-       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,
+       asix_mdio_write(dev->net, dev->mii.phy_id, MII_BMCR, BMCR_RESET);
+       asix_mdio_write(dev->net, dev->mii.phy_id, MII_ADVERTISE,
                        ADVERTISE_ALL | ADVERTISE_CSMA);
        mii_nway_restart(&dev->mii);
 
-       if ((ret = ax8817x_write_cmd(dev, AX_CMD_WRITE_MEDIUM_MODE,
-                               AX88772_MEDIUM_DEFAULT, 0, 0, buf)) < 0) {
-               dbg("Write medium mode register: %d", ret);
+       if ((ret = asix_write_medium_mode(dev, AX88772_MEDIUM_DEFAULT)) < 0)
                goto out2;
-       }
 
-       if ((ret = ax8817x_write_cmd(dev, AX_CMD_WRITE_IPG0,
+       if ((ret = asix_write_cmd(dev, AX_CMD_WRITE_IPG0,
                                AX88772_IPG0_DEFAULT | AX88772_IPG1_DEFAULT,
                                AX88772_IPG2_DEFAULT, 0, buf)) < 0) {
                dbg("Write IPG,IPG1,IPG2 failed: %d", ret);
                goto out2;
        }
-       if ((ret =
-            ax8817x_write_cmd(dev, AX_CMD_SET_HW_MII, 0, 0, 0, &buf)) < 0) {
-               dbg("Failed to set hardware MII: %02x", ret);
-               goto out2;
-       }
 
        /* Set RX_CTL to default values with 2k buffer, and enable cactus */
-       if ((ret =
-            ax8817x_write_cmd(dev, AX_CMD_WRITE_RX_CTL, 0x0088, 0, 0,
-                              buf)) < 0) {
-               dbg("Reset RX_CTL failed: %d", ret);
+       if ((ret = asix_write_rx_ctl(dev, AX_DEFAULT_RX_CTL)) < 0)
                goto out2;
-       }
+
+       rx_ctl = asix_read_rx_ctl(dev);
+       dbg("RX_CTL is 0x%04x after all initializations", rx_ctl);
+
+       rx_ctl = asix_read_medium_status(dev);
+       dbg("Medium Status is 0x%04x after all initializations", rx_ctl);
 
        kfree(buf);
 
@@ -691,126 +1028,291 @@ out1:
        return ret;
 }
 
-static int ax88772_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
+static struct ethtool_ops ax88178_ethtool_ops = {
+       .get_drvinfo            = asix_get_drvinfo,
+       .get_link               = asix_get_link,
+       .get_msglevel           = usbnet_get_msglevel,
+       .set_msglevel           = usbnet_set_msglevel,
+       .get_wol                = asix_get_wol,
+       .set_wol                = asix_set_wol,
+       .get_eeprom_len         = asix_get_eeprom_len,
+       .get_eeprom             = asix_get_eeprom,
+       .get_settings           = usbnet_get_settings,
+       .set_settings           = usbnet_set_settings,
+       .nway_reset             = usbnet_nway_reset,
+};
+
+static int marvell_phy_init(struct usbnet *dev)
 {
-       u8  *head;
-       u32  header;
-       char *packet;
-       struct sk_buff *ax_skb;
-       u16 size;
+       struct asix_data *data = (struct asix_data *)&dev->data;
+       u16 reg;
 
-       head = (u8 *) skb->data;
-       memcpy(&header, head, sizeof(header));
-       le32_to_cpus(&header);
-       packet = head + sizeof(header);
+       devdbg(dev,"marvell_phy_init()");
 
-       skb_pull(skb, 4);
+       reg = asix_mdio_read(dev->net, dev->mii.phy_id, MII_MARVELL_STATUS);
+       devdbg(dev,"MII_MARVELL_STATUS = 0x%04x", reg);
 
-       while (skb->len > 0) {
-               if ((short)(header & 0x0000ffff) !=
-                   ~((short)((header & 0xffff0000) >> 16))) {
-                       devdbg(dev,"header length data is error");
-               }
-               /* get the packet length */
-               size = (u16) (header & 0x0000ffff);
+       asix_mdio_write(dev->net, dev->mii.phy_id, MII_MARVELL_CTRL,
+                       MARVELL_CTRL_RXDELAY | MARVELL_CTRL_TXDELAY);
 
-               if ((skb->len) - ((size + 1) & 0xfffe) == 0)
-                       return 2;
-               if (size > ETH_FRAME_LEN) {
-                       devdbg(dev,"invalid rx length %d", size);
-                       return 0;
-               }
-               ax_skb = skb_clone(skb, GFP_ATOMIC);
-               if (ax_skb) {
-                       ax_skb->len = size;
-                       ax_skb->data = packet;
-                       ax_skb->tail = packet + size;
-                       usbnet_skb_return(dev, ax_skb);
-               } else {
-                       return 0;
-               }
+       if (data->ledmode) {
+               reg = asix_mdio_read(dev->net, dev->mii.phy_id,
+                       MII_MARVELL_LED_CTRL);
+               devdbg(dev,"MII_MARVELL_LED_CTRL (1) = 0x%04x", reg);
 
-               skb_pull(skb, (size + 1) & 0xfffe);
+               reg &= 0xf8ff;
+               reg |= (1 + 0x0100);
+               asix_mdio_write(dev->net, dev->mii.phy_id,
+                       MII_MARVELL_LED_CTRL, reg);
 
-               if (skb->len == 0)
-                       break;
+               reg = asix_mdio_read(dev->net, dev->mii.phy_id,
+                       MII_MARVELL_LED_CTRL);
+               devdbg(dev,"MII_MARVELL_LED_CTRL (2) = 0x%04x", reg);
+               reg &= 0xfc0f;
+       }
 
-               head = (u8 *) skb->data;
-               memcpy(&header, head, sizeof(header));
-               le32_to_cpus(&header);
-               packet = head + sizeof(header);
-               skb_pull(skb, 4);
+       return 0;
+}
+
+static int marvell_led_status(struct usbnet *dev, u16 speed)
+{
+       u16 reg = asix_mdio_read(dev->net, dev->mii.phy_id, MARVELL_LED_MANUAL);
+
+       devdbg(dev, "marvell_led_status() read 0x%04x", reg);
+
+       /* Clear out the center LED bits - 0x03F0 */
+       reg &= 0xfc0f;
+
+       switch (speed) {
+               case SPEED_1000:
+                       reg |= 0x03e0;
+                       break;
+               case SPEED_100:
+                       reg |= 0x03b0;
+                       break;
+               default:
+                       reg |= 0x02f0;
        }
 
-       if (skb->len < 0) {
-               devdbg(dev,"invalid rx length %d", skb->len);
-               return 0;
+       devdbg(dev, "marvell_led_status() writing 0x%04x", reg);
+       asix_mdio_write(dev->net, dev->mii.phy_id, MARVELL_LED_MANUAL, reg);
+
+       return 0;
+}
+
+static int ax88178_link_reset(struct usbnet *dev)
+{
+       u16 mode;
+       struct ethtool_cmd ecmd;
+       struct asix_data *data = (struct asix_data *)&dev->data;
+
+       devdbg(dev,"ax88178_link_reset()");
+
+       mii_check_media(&dev->mii, 1, 1);
+       mii_ethtool_gset(&dev->mii, &ecmd);
+       mode = AX88178_MEDIUM_DEFAULT;
+
+       if (ecmd.speed == SPEED_1000)
+               mode |= AX_MEDIUM_GM | AX_MEDIUM_ENCK;
+       else if (ecmd.speed == SPEED_100)
+               mode |= AX_MEDIUM_PS;
+       else
+               mode &= ~(AX_MEDIUM_PS | AX_MEDIUM_GM);
+
+       if (ecmd.duplex == DUPLEX_FULL)
+               mode |= AX_MEDIUM_FD;
+       else
+               mode &= ~AX_MEDIUM_FD;
+
+       devdbg(dev, "ax88178_link_reset() speed: %d duplex: %d setting mode to 0x%04x", ecmd.speed, ecmd.duplex, mode);
+
+       asix_write_medium_mode(dev, mode);
+
+       if (data->phymode == PHY_MODE_MARVELL && data->ledmode)
+               marvell_led_status(dev, ecmd.speed);
+
+       return 0;
+}
+
+static void ax88178_set_mfb(struct usbnet *dev)
+{
+       u16 mfb = AX_RX_CTL_MFB_16384;
+       u16 rxctl;
+       u16 medium;
+       int old_rx_urb_size = dev->rx_urb_size;
+
+       if (dev->hard_mtu < 2048) {
+               dev->rx_urb_size = 2048;
+               mfb = AX_RX_CTL_MFB_2048;
+       } else if (dev->hard_mtu < 4096) {
+               dev->rx_urb_size = 4096;
+               mfb = AX_RX_CTL_MFB_4096;
+       } else if (dev->hard_mtu < 8192) {
+               dev->rx_urb_size = 8192;
+               mfb = AX_RX_CTL_MFB_8192;
+       } else if (dev->hard_mtu < 16384) {
+               dev->rx_urb_size = 16384;
+               mfb = AX_RX_CTL_MFB_16384;
        }
-       return 1;
+
+       rxctl = asix_read_rx_ctl(dev);
+       asix_write_rx_ctl(dev, (rxctl & ~AX_RX_CTL_MFB_16384) | mfb);
+
+       medium = asix_read_medium_status(dev);
+       if (dev->net->mtu > 1500)
+               medium |= AX_MEDIUM_JFE;
+       else
+               medium &= ~AX_MEDIUM_JFE;
+       asix_write_medium_mode(dev, medium);
+
+       if (dev->rx_urb_size > old_rx_urb_size)
+               usbnet_unlink_rx_urbs(dev);
 }
 
-static struct sk_buff *ax88772_tx_fixup(struct usbnet *dev, struct sk_buff *skb,
-                                       gfp_t flags)
+static int ax88178_change_mtu(struct net_device *net, int new_mtu)
 {
-       int padlen;
-       int headroom = skb_headroom(skb);
-       int tailroom = skb_tailroom(skb);
-       u32 packet_len;
-       u32 padbytes = 0xffff0000;
+       struct usbnet *dev = netdev_priv(net);
+       int ll_mtu = new_mtu + net->hard_header_len + 4;
 
-       padlen = ((skb->len + 4) % 512) ? 0 : 4;
+       devdbg(dev, "ax88178_change_mtu() new_mtu=%d", new_mtu);
 
-       if ((!skb_cloned(skb))
-           && ((headroom + tailroom) >= (4 + padlen))) {
-               if ((headroom < 4) || (tailroom < padlen)) {
-                       skb->data = memmove(skb->head + 4, skb->data, skb->len);
-                       skb->tail = skb->data + skb->len;
-               }
+       if (new_mtu <= 0 || ll_mtu > 16384)
+               return -EINVAL;
+
+       if ((ll_mtu % dev->maxpacket) == 0)
+               return -EDOM;
+
+       net->mtu = new_mtu;
+       dev->hard_mtu = net->mtu + net->hard_header_len;
+       ax88178_set_mfb(dev);
+
+       return 0;
+}
+
+static int ax88178_bind(struct usbnet *dev, struct usb_interface *intf)
+{
+       struct asix_data *data = (struct asix_data *)&dev->data;
+       int ret;
+       void *buf;
+       u16 eeprom;
+       int gpio0 = 0;
+       u32 phyid;
+
+       usbnet_get_endpoints(dev,intf);
+
+       buf = kmalloc(6, GFP_KERNEL);
+       if(!buf) {
+               dbg ("Cannot allocate memory for buffer");
+               ret = -ENOMEM;
+               goto out1;
+       }
+
+       eeprom = 0;
+       asix_read_cmd(dev, AX_CMD_READ_GPIOS, 0, 0, 1, &eeprom);
+       dbg("GPIO Status: 0x%04x", eeprom);
+
+       asix_write_cmd(dev, AX_CMD_WRITE_ENABLE, 0, 0, 0, NULL);
+       asix_read_cmd(dev, AX_CMD_READ_EEPROM, 0x0017, 0, 2, &eeprom);
+       asix_write_cmd(dev, AX_CMD_WRITE_DISABLE, 0, 0, 0, NULL);
+
+       dbg("EEPROM index 0x17 is 0x%04x", eeprom);
+
+       if (eeprom == 0xffff) {
+               data->phymode = PHY_MODE_MARVELL;
+               data->ledmode = 0;
+               gpio0 = 1;
        } else {
-               struct sk_buff *skb2;
-               skb2 = skb_copy_expand(skb, 4, padlen, flags);
-               dev_kfree_skb_any(skb);
-               skb = skb2;
-               if (!skb)
-                       return NULL;
+               data->phymode = eeprom & 7;
+               data->ledmode = eeprom >> 8;
+               gpio0 = (eeprom & 0x80) ? 0 : 1;
        }
+       dbg("GPIO0: %d, PhyMode: %d", gpio0, data->phymode);
 
-       skb_push(skb, 4);
-       packet_len = (((skb->len - 4) ^ 0x0000ffff) << 16) + (skb->len - 4);
-       memcpy(skb->data, &packet_len, sizeof(packet_len));
+       asix_write_gpio(dev, AX_GPIO_RSE | AX_GPIO_GPO_1 | AX_GPIO_GPO1EN, 40);
+       if ((eeprom >> 8) != 1) {
+               asix_write_gpio(dev, 0x003c, 30);
+               asix_write_gpio(dev, 0x001c, 300);
+               asix_write_gpio(dev, 0x003c, 30);
+       } else {
+               dbg("gpio phymode == 1 path");
+               asix_write_gpio(dev, AX_GPIO_GPO1EN, 30);
+               asix_write_gpio(dev, AX_GPIO_GPO1EN | AX_GPIO_GPO_1, 30);
+       }
 
-       if ((skb->len % 512) == 0) {
-               memcpy( skb->tail, &padbytes, sizeof(padbytes));
-               skb_put(skb, sizeof(padbytes));
+       asix_sw_reset(dev, 0);
+       msleep(150);
+
+       asix_sw_reset(dev, AX_SWRESET_PRL | AX_SWRESET_IPPD);
+       msleep(150);
+
+       asix_write_rx_ctl(dev, 0);
+
+       /* Get the MAC address */
+       memset(buf, 0, ETH_ALEN);
+       if ((ret = asix_read_cmd(dev, AX_CMD_READ_NODE_ID,
+                               0, 0, ETH_ALEN, buf)) < 0) {
+               dbg("Failed to read MAC address: %d", ret);
+               goto out2;
        }
-       return skb;
-}
+       memcpy(dev->net->dev_addr, buf, ETH_ALEN);
 
-static int ax88772_link_reset(struct usbnet *dev)
-{
-       u16 lpa;
-       u16 adv;
-       u16 res;
-       u16 mode;
+       /* Initialize MII structure */
+       dev->mii.dev = dev->net;
+       dev->mii.mdio_read = asix_mdio_read;
+       dev->mii.mdio_write = asix_mdio_write;
+       dev->mii.phy_id_mask = 0x1f;
+       dev->mii.reg_num_mask = 0xff;
+       dev->mii.supports_gmii = 1;
+       dev->net->do_ioctl = asix_ioctl;
+       dev->mii.phy_id = asix_get_phy_addr(dev);
+       dev->net->set_multicast_list = asix_set_multicast;
+       dev->net->ethtool_ops = &ax88178_ethtool_ops;
+       dev->net->change_mtu = &ax88178_change_mtu;
+
+       phyid = asix_get_phyid(dev);
+       dbg("PHYID=0x%08x", phyid);
+
+       if (data->phymode == PHY_MODE_MARVELL) {
+               marvell_phy_init(dev);
+               msleep(60);
+       }
 
-       mode = AX88772_MEDIUM_DEFAULT;
-       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);
+       asix_mdio_write(dev->net, dev->mii.phy_id, MII_BMCR,
+                       BMCR_RESET | BMCR_ANENABLE);
+       asix_mdio_write(dev->net, dev->mii.phy_id, MII_ADVERTISE,
+                       ADVERTISE_ALL | ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
+       asix_mdio_write(dev->net, dev->mii.phy_id, MII_CTRL1000,
+                       ADVERTISE_1000FULL);
+
+       mii_nway_restart(&dev->mii);
+
+       if ((ret = asix_write_medium_mode(dev, AX88178_MEDIUM_DEFAULT)) < 0)
+               goto out2;
+
+       if ((ret = asix_write_rx_ctl(dev, AX_DEFAULT_RX_CTL)) < 0)
+               goto out2;
 
-       if ((res & LPA_DUPLEX) == 0)
-               mode &= ~AX88772_MEDIUM_FULL_DUPLEX;
-       if ((res & LPA_100) == 0)
-               mode &= ~AX88772_MEDIUM_100MB;
-       ax8817x_write_cmd(dev, AX_CMD_WRITE_MEDIUM_MODE, mode, 0, 0, NULL);
+       kfree(buf);
+
+       /* 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;
+       }
 
        return 0;
+
+out2:
+       kfree(buf);
+out1:
+       return ret;
 }
 
 static const struct driver_info ax8817x_info = {
        .description = "ASIX AX8817x USB 2.0 Ethernet",
-       .bind = ax8817x_bind,
-       .status = ax8817x_status,
+       .bind = ax88172_bind,
+       .status = asix_status,
        .link_reset = ax88172_link_reset,
        .reset = ax88172_link_reset,
        .flags =  FLAG_ETHER,
@@ -819,8 +1321,8 @@ static const struct driver_info ax8817x_info = {
 
 static const struct driver_info dlink_dub_e100_info = {
        .description = "DLink DUB-E100 USB Ethernet",
-       .bind = ax8817x_bind,
-       .status = ax8817x_status,
+       .bind = ax88172_bind,
+       .status = asix_status,
        .link_reset = ax88172_link_reset,
        .reset = ax88172_link_reset,
        .flags =  FLAG_ETHER,
@@ -829,8 +1331,8 @@ static const struct driver_info dlink_dub_e100_info = {
 
 static const struct driver_info netgear_fa120_info = {
        .description = "Netgear FA-120 USB Ethernet",
-       .bind = ax8817x_bind,
-       .status = ax8817x_status,
+       .bind = ax88172_bind,
+       .status = asix_status,
        .link_reset = ax88172_link_reset,
        .reset = ax88172_link_reset,
        .flags =  FLAG_ETHER,
@@ -839,8 +1341,8 @@ static const struct driver_info netgear_fa120_info = {
 
 static const struct driver_info hawking_uf200_info = {
        .description = "Hawking UF200 USB Ethernet",
-       .bind = ax8817x_bind,
-       .status = ax8817x_status,
+       .bind = ax88172_bind,
+       .status = asix_status,
        .link_reset = ax88172_link_reset,
        .reset = ax88172_link_reset,
        .flags =  FLAG_ETHER,
@@ -850,13 +1352,23 @@ static const struct driver_info hawking_uf200_info = {
 static const struct driver_info ax88772_info = {
        .description = "ASIX AX88772 USB 2.0 Ethernet",
        .bind = ax88772_bind,
-       .status = ax8817x_status,
+       .status = asix_status,
        .link_reset = ax88772_link_reset,
        .reset = ax88772_link_reset,
        .flags = FLAG_ETHER | FLAG_FRAMING_AX,
-       .rx_fixup = ax88772_rx_fixup,
-       .tx_fixup = ax88772_tx_fixup,
-       .data = 0x00130103,
+       .rx_fixup = asix_rx_fixup,
+       .tx_fixup = asix_tx_fixup,
+};
+
+static const struct driver_info ax88178_info = {
+       .description = "ASIX AX88178 USB 2.0 Ethernet",
+       .bind = ax88178_bind,
+       .status = asix_status,
+       .link_reset = ax88178_link_reset,
+       .reset = ax88178_link_reset,
+       .flags = FLAG_ETHER | FLAG_FRAMING_AX,
+       .rx_fixup = asix_rx_fixup,
+       .tx_fixup = asix_tx_fixup,
 };
 
 static const struct usb_device_id      products [] = {
@@ -913,6 +1425,10 @@ static const struct usb_device_id products [] = {
         USB_DEVICE (0x0b95, 0x7720),
         .driver_info = (unsigned long) &ax88772_info,
 }, {
+       // ASIX AX88178 10/100/1000
+       USB_DEVICE (0x0b95, 0x1780),
+       .driver_info = (unsigned long) &ax88178_info,
+}, {
        // Linksys USB200M Rev 2
        USB_DEVICE (0x13b1, 0x0018),
        .driver_info = (unsigned long) &ax88772_info,
@@ -920,6 +1436,22 @@ static const struct usb_device_id products [] = {
        // 0Q0 cable ethernet
        USB_DEVICE (0x1557, 0x7720),
        .driver_info = (unsigned long) &ax88772_info,
+}, {
+       // DLink DUB-E100 H/W Ver B1
+       USB_DEVICE (0x07d1, 0x3c05),
+       .driver_info = (unsigned long) &ax88772_info,
+}, {
+       // DLink DUB-E100 H/W Ver B1 Alternate
+       USB_DEVICE (0x2001, 0x3c05),
+       .driver_info = (unsigned long) &ax88772_info,
+}, {
+       // Linksys USB1000
+       USB_DEVICE (0x1737, 0x0039),
+       .driver_info = (unsigned long) &ax88178_info,
+}, {
+       // IO-DATA ETG-US2
+       USB_DEVICE (0x04bb, 0x0930),
+       .driver_info = (unsigned long) &ax88178_info,
 },
        { },            // END
 };