/*
* ASIX AX8817X based USB 2.0 Ethernet Devices
- * Copyright (C) 2003-2006 David Hollis <dhollis@davehollis.com>
+ * Copyright (C) 2003-2005 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 "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 AX88172_CMD_READ_NODE_ID 0x17
+#define AX_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 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_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 AX88772_IPG1_DEFAULT 0x0c
#define AX88772_IPG2_DEFAULT 0x12
-/* 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 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 \
- (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
+ (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_EEPROM_MAGIC 0xdeadbeef
/* This structure cannot exceed sizeof(unsigned long [5]) AKA 20 bytes */
-struct asix_data {
+struct ax8817x_data {
u8 multi_filter[AX_MCAST_FILTER_SIZE];
- u8 phymode;
- u8 ledmode;
- u8 eeprom_len;
};
struct ax88172_int_data {
u16 res3;
} __attribute__ ((packed));
-static int asix_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index,
+static int ax8817x_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),
USB_CTRL_GET_TIMEOUT);
}
-static int asix_write_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index,
+static int ax8817x_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),
USB_CTRL_SET_TIMEOUT);
}
-static void asix_async_cmd_callback(struct urb *urb, struct pt_regs *regs)
+static void ax8817x_async_cmd_callback(struct urb *urb, struct pt_regs *regs)
{
struct usb_ctrlrequest *req = (struct usb_ctrlrequest *)urb->context;
if (urb->status < 0)
- printk(KERN_DEBUG "asix_async_cmd_callback() failed with %d",
+ printk(KERN_DEBUG "ax8817x_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
-asix_write_cmd_async(struct usbnet *dev, u8 cmd, u16 value, u16 index,
+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;
- 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) {
- deverr(dev, "Error allocating URB in write_cmd_async!");
+ devdbg(dev, "Error allocating URB in write_cmd_async!");
return;
}
req->bRequestType = USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE;
req->bRequest = cmd;
- req->wValue = value;
- req->wIndex = index;
- req->wLength = size;
+ 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,
- asix_async_cmd_callback, req);
+ ax8817x_async_cmd_callback, req);
if((status = usb_submit_urb(urb, GFP_ATOMIC)) < 0) {
deverr(dev, "Error submitting the control message: status=%d",
}
}
-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)
+static void ax8817x_set_multicast(struct net_device *net)
{
struct usbnet *dev = netdev_priv(net);
- struct asix_data *data = (struct asix_data *)&dev->data;
- u16 rx_ctl = AX_DEFAULT_RX_CTL;
+ struct ax8817x_data *data = (struct ax8817x_data *)&dev->data;
+ u8 rx_ctl = 0x8c;
if (net->flags & IFF_PROMISC) {
- rx_ctl |= AX_RX_CTL_PRO;
+ rx_ctl |= 0x01;
} else if (net->flags & IFF_ALLMULTI
|| net->mc_count > AX_MAX_MCAST) {
- rx_ctl |= AX_RX_CTL_AMALL;
+ rx_ctl |= 0x02;
} else if (net->mc_count == 0) {
/* just broadcast and directed */
} else {
mc_list = mc_list->next;
}
- asix_write_cmd_async(dev, AX_CMD_WRITE_MULTI_FILTER, 0, 0,
+ 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;
+ rx_ctl |= 0x10;
}
- asix_write_cmd_async(dev, AX_CMD_WRITE_RX_CTL, rx_ctl, 0, 0, NULL);
+ ax8817x_write_cmd_async(dev, AX_CMD_WRITE_RX_CTL, rx_ctl, 0, 0, NULL);
}
-static int asix_mdio_read(struct net_device *netdev, int phy_id, int loc)
+static int ax8817x_mdio_read(struct net_device *netdev, int phy_id, int loc)
{
struct usbnet *dev = netdev_priv(netdev);
u16 res;
+ u8 buf[1];
- asix_set_sw_mii(dev);
- asix_read_cmd(dev, AX_CMD_READ_MII_REG, phy_id,
+ ax8817x_write_cmd(dev, AX_CMD_SET_SW_MII, 0, 0, 0, &buf);
+ ax8817x_read_cmd(dev, AX_CMD_READ_MII_REG, phy_id,
(__u16)loc, 2, (u16 *)&res);
- asix_set_hw_mii(dev);
+ ax8817x_write_cmd(dev, AX_CMD_SET_HW_MII, 0, 0, 0, &buf);
- devdbg(dev, "asix_mdio_read() phy_id=0x%02x, loc=0x%02x, returns=0x%04x", phy_id, loc, le16_to_cpu(res & 0xffff));
+ return res & 0xffff;
+}
- return 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));
}
static void
-asix_mdio_write(struct net_device *netdev, int phy_id, int loc, int val)
+ax8817x_mdio_write(struct net_device *netdev, int phy_id, int loc, int val)
{
struct usbnet *dev = netdev_priv(netdev);
- u16 res = cpu_to_le16(val);
+ u16 res = val;
+ u8 buf[1];
- devdbg(dev, "asix_mdio_write() phy_id=0x%02x, loc=0x%02x, val=0x%04x", phy_id, loc, val);
- asix_set_sw_mii(dev);
- asix_write_cmd(dev, AX_CMD_WRITE_MII_REG, phy_id,
+ ax8817x_write_cmd(dev, AX_CMD_SET_SW_MII, 0, 0, 0, &buf);
+ ax8817x_write_cmd(dev, AX_CMD_WRITE_MII_REG, phy_id,
(__u16)loc, 2, (u16 *)&res);
- asix_set_hw_mii(dev);
+ ax8817x_write_cmd(dev, AX_CMD_SET_HW_MII, 0, 0, 0, &buf);
}
-/* Get the PHY Identifier from the PHYSID1 & PHYSID2 MII registers */
-static u32 asix_get_phyid(struct usbnet *dev)
+/* 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)
{
- int phy_reg;
- u32 phy_id;
-
- phy_reg = asix_mdio_read(dev->net, dev->mii.phy_id, MII_PHYSID1);
- if (phy_reg < 0)
- return 0;
-
- phy_id = (phy_reg & 0xffff) << 16;
+ ax8817x_mdio_write( netdev, phy_id, loc, cpu_to_le16(val) );
+}
- phy_reg = asix_mdio_read(dev->net, dev->mii.phy_id, MII_PHYSID2);
- if (phy_reg < 0)
- return 0;
+static int ax88172_link_reset(struct usbnet *dev)
+{
+ u16 lpa;
+ u16 adv;
+ u16 res;
+ u8 mode;
- phy_id |= (phy_reg & 0xffff);
+ 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);
- return phy_id;
+ return 0;
}
static void
-asix_get_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo)
+ax8817x_get_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo)
{
struct usbnet *dev = netdev_priv(net);
u8 opt;
- if (asix_read_cmd(dev, AX_CMD_READ_MONITOR_MODE, 0, 0, 1, &opt) < 0) {
+ if (ax8817x_read_cmd(dev, AX_CMD_READ_MONITOR_MODE, 0, 0, 1, &opt) < 0) {
wolinfo->supported = 0;
wolinfo->wolopts = 0;
return;
}
static int
-asix_set_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo)
+ax8817x_set_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo)
{
struct usbnet *dev = netdev_priv(net);
u8 opt = 0;
if (opt != 0)
opt |= AX_MONITOR_MODE;
- if (asix_write_cmd(dev, AX_CMD_WRITE_MONITOR_MODE,
+ if (ax8817x_write_cmd(dev, AX_CMD_WRITE_MONITOR_MODE,
opt, 0, 0, &buf) < 0)
return -EINVAL;
return 0;
}
-static int asix_get_eeprom_len(struct net_device *net)
+static int ax8817x_get_eeprom_len(struct net_device *net)
{
- struct usbnet *dev = netdev_priv(net);
- struct asix_data *data = (struct asix_data *)&dev->data;
-
- return data->eeprom_len;
+ return AX_EEPROM_LEN;
}
-static int asix_get_eeprom(struct net_device *net,
+static int ax8817x_get_eeprom(struct net_device *net,
struct ethtool_eeprom *eeprom, u8 *data)
{
struct usbnet *dev = netdev_priv(net);
/* ax8817x returns 2 bytes from eeprom on read */
for (i=0; i < eeprom->len / 2; i++) {
- if (asix_read_cmd(dev, AX_CMD_READ_EEPROM,
+ if (ax8817x_read_cmd(dev, AX_CMD_READ_EEPROM,
eeprom->offset + i, 0, 2, &ebuf[i]) < 0)
- return -EINVAL;
- }
- return 0;
-}
-
-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);
- strncpy (info->driver, driver_name, sizeof info->driver);
- strncpy (info->version, DRIVER_VERSION, sizeof info->version);
- info->eedump_len = data->eeprom_len;
-}
-
-static int asix_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 asix_set_settings(struct net_device *net, struct ethtool_cmd *cmd)
-{
- struct usbnet *dev = netdev_priv(net);
- int res = mii_ethtool_sset(&dev->mii,cmd);
-
- /* link speed/duplex might have changed */
- if (dev->driver_info->link_reset)
- dev->driver_info->link_reset(dev);
-
- return res;
-}
-
-static int asix_nway_reset(struct net_device *net)
-{
- struct usbnet *dev = netdev_priv(net);
-
- return mii_nway_restart(&dev->mii);
-}
-
-static u32 asix_get_link(struct net_device *net)
-{
- struct usbnet *dev = netdev_priv(net);
-
- return mii_link_ok(&dev->mii);
-}
-
-static int asix_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);
-}
-
-/* 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 ax88172_ethtool_ops = {
- .get_drvinfo = asix_get_drvinfo,
- .get_link = asix_get_link,
- .nway_reset = asix_nway_reset,
- .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 = asix_get_settings,
- .set_settings = asix_set_settings,
-};
-
-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;
-
- 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;
+ return -EINVAL;
}
+ return 0;
+}
- asix_write_cmd_async(dev, AX_CMD_WRITE_RX_CTL, rx_ctl, 0, 0, NULL);
+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 ax88172_link_reset(struct usbnet *dev)
+static int ax8817x_get_settings(struct net_device *net, struct ethtool_cmd *cmd)
{
- u8 mode;
- struct ethtool_cmd ecmd;
+ struct usbnet *dev = netdev_priv(net);
+
+ return mii_ethtool_gset(&dev->mii,cmd);
+}
- mii_check_media(&dev->mii, 1, 1);
- mii_ethtool_gset(&dev->mii, &ecmd);
- mode = AX88172_MEDIUM_DEFAULT;
+static int ax8817x_set_settings(struct net_device *net, struct ethtool_cmd *cmd)
+{
+ struct usbnet *dev = netdev_priv(net);
- if (ecmd.duplex != DUPLEX_FULL)
- mode |= ~AX88172_MEDIUM_FD;
+ return mii_ethtool_sset(&dev->mii,cmd);
+}
- devdbg(dev, "ax88172_link_reset() speed: %d duplex: %d setting mode to 0x%04x", ecmd.speed, ecmd.duplex, mode);
+/* 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,
+};
- asix_write_medium_mode(dev, mode);
+static int ax8817x_ioctl (struct net_device *net, struct ifreq *rq, int cmd)
+{
+ struct usbnet *dev = netdev_priv(net);
- return 0;
+ return generic_mii_ioctl(&dev->mii, if_mii(rq), cmd, NULL);
}
-static int ax88172_bind(struct usbnet *dev, struct usb_interface *intf)
+static int ax8817x_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);
/* Toggle the GPIOs in a manufacturer/model specific way */
for (i = 2; i >= 0; i--) {
- if ((ret = asix_write_cmd(dev, AX_CMD_WRITE_GPIOS,
+ if ((ret = ax8817x_write_cmd(dev, AX_CMD_WRITE_GPIOS,
(gpio_bits >> (i * 8)) & 0xff, 0, 0,
buf)) < 0)
goto out2;
msleep(5);
}
- if ((ret = asix_write_rx_ctl(dev, 0x80)) < 0)
+ 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);
goto out2;
+ }
/* Get the MAC address */
memset(buf, 0, ETH_ALEN);
- if ((ret = asix_read_cmd(dev, AX88172_CMD_READ_NODE_ID,
+ if ((ret = ax8817x_read_cmd(dev, AX_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 = asix_mdio_read;
- dev->mii.mdio_write = asix_mdio_write;
+ dev->mii.mdio_read = ax8817x_mdio_read;
+ dev->mii.mdio_write = ax8817x_mdio_write;
dev->mii.phy_id_mask = 0x3f;
dev->mii.reg_num_mask = 0x1f;
- dev->mii.phy_id = asix_get_phy_addr(dev);
- dev->net->do_ioctl = asix_ioctl;
+ dev->mii.phy_id = *((u8 *)buf + 1);
+ dev->net->do_ioctl = ax8817x_ioctl;
- dev->net->set_multicast_list = ax88172_set_multicast;
- dev->net->ethtool_ops = &ax88172_ethtool_ops;
+ dev->net->set_multicast_list = ax8817x_set_multicast;
+ dev->net->ethtool_ops = &ax8817x_ethtool_ops;
- asix_mdio_write(dev->net, dev->mii.phy_id, MII_BMCR, BMCR_RESET);
- asix_mdio_write(dev->net, dev->mii.phy_id, MII_ADVERTISE,
+ 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);
}
static struct ethtool_ops ax88772_ethtool_ops = {
- .get_drvinfo = asix_get_drvinfo,
- .get_link = asix_get_link,
- .nway_reset = asix_nway_reset,
+ .get_drvinfo = ax8817x_get_drvinfo,
+ .get_link = ethtool_op_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 = asix_get_settings,
- .set_settings = asix_set_settings,
+ .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_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;
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);
goto out1;
}
- if ((ret = asix_write_gpio(dev,
- AX_GPIO_RSE | AX_GPIO_GPO_2 | AX_GPIO_GPO2EN, 5)) < 0)
+ if ((ret = ax8817x_write_cmd(dev, AX_CMD_WRITE_GPIOS,
+ 0x00B0, 0, 0, buf)) < 0)
goto out2;
- if ((ret = asix_write_cmd(dev, AX_CMD_SW_PHY_SELECT,
- 0x0000, 0, 0, buf)) < 0) {
+ msleep(5);
+ if ((ret = ax8817x_write_cmd(dev, AX_CMD_SW_PHY_SELECT,
+ 0x0001, 0, 0, buf)) < 0) {
dbg("Select PHY #1 failed: %d", ret);
goto out2;
}
- if ((ret = asix_sw_reset(dev, AX_SWRESET_IPPD)) < 0)
+ 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);
goto out2;
+ }
msleep(150);
- if ((ret = asix_sw_reset(dev, AX_SWRESET_CLEAR)) < 0)
+ 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);
goto out2;
+ }
msleep(150);
- if ((ret = asix_sw_reset(dev, AX_SWRESET_IPRL | AX_SWRESET_PRL)) < 0)
+ 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;
+ }
msleep(150);
- 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)
+ if ((ret = ax8817x_write_cmd(dev, AX_CMD_WRITE_RX_CTL,
+ 0x0000, 0, 0, buf)) < 0) {
+ dbg("Failed to reset RX_CTL: %d", ret);
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 = asix_read_cmd(dev, AX_CMD_READ_NODE_ID,
+ if ((ret = ax8817x_read_cmd(dev, AX88772_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 = 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);
-
- phyid = asix_get_phyid(dev);
- dbg("PHYID=0x%08x", phyid);
+ 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;
- if ((ret = asix_sw_reset(dev, AX_SWRESET_PRL)) < 0)
+ /* 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);
+ 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);
+ goto out2;
+ }
msleep(150);
-
- if ((ret = asix_sw_reset(dev, AX_SWRESET_IPRL | AX_SWRESET_PRL)) < 0)
+ 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);
goto out2;
-
+ }
msleep(150);
- dev->net->set_multicast_list = asix_set_multicast;
+
+ dev->net->set_multicast_list = ax8817x_set_multicast;
dev->net->ethtool_ops = &ax88772_ethtool_ops;
- asix_mdio_write(dev->net, dev->mii.phy_id, MII_BMCR, BMCR_RESET);
- asix_mdio_write(dev->net, dev->mii.phy_id, MII_ADVERTISE,
+ 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);
- if ((ret = asix_write_medium_mode(dev, AX88772_MEDIUM_DEFAULT)) < 0)
+ 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);
goto out2;
+ }
- if ((ret = asix_write_cmd(dev, AX_CMD_WRITE_IPG0,
+ if ((ret = ax8817x_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 = asix_write_rx_ctl(dev, AX_DEFAULT_RX_CTL)) < 0)
+ if ((ret =
+ ax8817x_write_cmd(dev, AX_CMD_WRITE_RX_CTL, 0x0088, 0, 0,
+ buf)) < 0) {
+ dbg("Reset RX_CTL failed: %d", ret);
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);
return ret;
}
-static struct ethtool_ops ax88178_ethtool_ops = {
- .get_drvinfo = asix_get_drvinfo,
- .get_link = asix_get_link,
- .nway_reset = asix_nway_reset,
- .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 = asix_get_settings,
- .set_settings = asix_set_settings,
-};
-
-static int marvell_phy_init(struct usbnet *dev)
+static int ax88772_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
{
- struct asix_data *data = (struct asix_data *)&dev->data;
- u16 reg;
-
- devdbg(dev,"marvell_phy_init()");
-
- reg = asix_mdio_read(dev->net, dev->mii.phy_id, MII_MARVELL_STATUS);
- devdbg(dev,"MII_MARVELL_STATUS = 0x%04x", reg);
-
- asix_mdio_write(dev->net, dev->mii.phy_id, MII_MARVELL_CTRL,
- MARVELL_CTRL_RXDELAY | MARVELL_CTRL_TXDELAY);
-
- 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);
-
- reg &= 0xf8ff;
- reg |= (1 + 0x0100);
- asix_mdio_write(dev->net, dev->mii.phy_id,
- MII_MARVELL_LED_CTRL, reg);
+ u8 *head;
+ u32 header;
+ char *packet;
+ struct sk_buff *ax_skb;
+ u16 size;
- 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);
- return 0;
-}
+ skb_pull(skb, 4);
-static int marvell_led_status(struct usbnet *dev, u16 speed)
-{
- u16 reg = asix_mdio_read(dev->net, dev->mii.phy_id, MARVELL_LED_MANUAL);
+ 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);
- devdbg(dev, "marvell_led_status() read 0x%04x", reg);
+ 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;
+ }
- /* Clear out the center LED bits - 0x03F0 */
- reg &= 0xfc0f;
+ skb_pull(skb, (size + 1) & 0xfffe);
- switch (speed) {
- case SPEED_1000:
- reg |= 0x03e0;
- break;
- case SPEED_100:
- reg |= 0x03b0;
+ if (skb->len == 0)
break;
- default:
- reg |= 0x02f0;
- }
-
- 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;
+ head = (u8 *) skb->data;
+ memcpy(&header, head, sizeof(header));
+ le32_to_cpus(&header);
+ packet = head + sizeof(header);
+ skb_pull(skb, 4);
}
- 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 int ax88178_change_mtu(struct net_device *net, int new_mtu)
-{
- struct usbnet *dev = netdev_priv(net);
- int ll_mtu = new_mtu + net->hard_header_len + 4;
-
- devdbg(dev, "ax88178_change_mtu() new_mtu=%d", new_mtu);
-
- 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;
+ if (skb->len < 0) {
+ devdbg(dev,"invalid rx length %d", skb->len);
+ return 0;
+ }
+ return 1;
}
-static int ax88178_bind(struct usbnet *dev, struct usb_interface *intf)
+static struct sk_buff *ax88772_tx_fixup(struct usbnet *dev, struct sk_buff *skb,
+ gfp_t flags)
{
- 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);
+ int padlen;
+ int headroom = skb_headroom(skb);
+ int tailroom = skb_tailroom(skb);
+ u32 packet_len;
+ u32 padbytes = 0xffff0000;
- if (eeprom == 0xffff) {
- data->phymode = PHY_MODE_MARVELL;
- data->ledmode = 0;
- gpio0 = 1;
- } else {
- data->phymode = eeprom & 7;
- data->ledmode = eeprom >> 8;
- gpio0 = (eeprom & 0x80) ? 0 : 1;
- }
- dbg("GPIO0: %d, PhyMode: %d", gpio0, data->phymode);
+ padlen = ((skb->len + 4) % 512) ? 0 : 4;
- 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);
+ 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 {
- 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);
+ struct sk_buff *skb2;
+ skb2 = skb_copy_expand(skb, 4, padlen, flags);
+ dev_kfree_skb_any(skb);
+ skb = skb2;
+ if (!skb)
+ return NULL;
}
- 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;
- }
- memcpy(dev->net->dev_addr, buf, ETH_ALEN);
+ skb_push(skb, 4);
+ packet_len = (((skb->len - 4) ^ 0x0000ffff) << 16) + (skb->len - 4);
+ memcpy(skb->data, &packet_len, sizeof(packet_len));
- /* 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);
+ if ((skb->len % 512) == 0) {
+ memcpy( skb->tail, &padbytes, sizeof(padbytes));
+ skb_put(skb, sizeof(padbytes));
}
+ return skb;
+}
- 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;
+static int ax88772_link_reset(struct usbnet *dev)
+{
+ u16 lpa;
+ u16 adv;
+ u16 res;
+ u16 mode;
- kfree(buf);
+ 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 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;
- }
+ 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);
return 0;
-
-out2:
- kfree(buf);
-out1:
- return ret;
}
static const struct driver_info ax8817x_info = {
.description = "ASIX AX8817x USB 2.0 Ethernet",
- .bind = ax88172_bind,
- .status = asix_status,
+ .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 = ax88172_bind,
- .status = asix_status,
+ .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 = ax88172_bind,
- .status = asix_status,
+ .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 = ax88172_bind,
- .status = asix_status,
+ .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,
- .status = asix_status,
+ .status = ax8817x_status,
.link_reset = ax88772_link_reset,
.reset = ax88772_link_reset,
.flags = FLAG_ETHER | FLAG_FRAMING_AX,
- .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,
+ .rx_fixup = ax88772_rx_fixup,
+ .tx_fixup = ax88772_tx_fixup,
+ .data = 0x00130103,
};
static const struct usb_device_id products [] = {
// ASIX AX88772 10/100
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),
// 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, bonus
- USB_DEVICE (0x2001, 0x3c05),
- .driver_info = (unsigned long) &ax88772_info,
-}, {
- // Linksys USB1000
- USB_DEVICE (0x1737, 0x0039),
- .driver_info = (unsigned long) &ax88178_info,
},
{ }, // END
};