1517 lines
43 KiB
C
Executable File
1517 lines
43 KiB
C
Executable File
/*
|
||
* Davicom DM9620 USB 2.0 10/100Mbps ethernet devices
|
||
*
|
||
* Peter Korsgaard <jacmet@sunsite.dk>
|
||
*
|
||
* This file is licensed under the terms of the GNU General Public License
|
||
* version 2. This program is licensed "as is" without any warranty of any
|
||
* kind, whether express or implied.
|
||
* V1.0 - ftp fail fixed
|
||
* V1.1 - model name checking, & ether plug function enhancement [0x4f, 0x20]
|
||
* V1.2 - init tx/rx checksum
|
||
* - fix dm_write_shared_word(), bug fix
|
||
* - fix 10 Mbps link at power saving mode fail
|
||
* V1.3 - Support kernel 2.6.31
|
||
* V1.4 - Support eeprom write of ethtool
|
||
* Support DM9685
|
||
* Transmit Check Sum Control by Optopn (Source Code Default: Disable)
|
||
* Recieve Drop Check Sum Error Packet Disable as chip default
|
||
* V1.5 - Support RK2818 (Debug the Register Function)
|
||
* V1.6 - Solve compiler issue for Linux 2.6.35
|
||
* V1.7 - Enable MAC Layer Flow Control and define debug_message for linux version update.
|
||
* V1.8 - Enable PHY Layer Flow Control, clear debug code, setup default phy_id value is 1.
|
||
* Update dm9620_mdio_read and dm9620_mdio_write.
|
||
* Fix bug of ethtool eeprom write
|
||
* V1.9 - Fixed "deverr" line 367 error in Linux 2.6.38
|
||
* V2.0 - Fixed "dm9620_set_multicast" function CRC bug.
|
||
* V2.1 - Add 802.3az for dm9621a
|
||
* V2.2 - Add PID=0x1269 support CDC mode.
|
||
* V2.3 - Add PID=0x0269 support CDC mode.
|
||
* V2.41 - Support Linux 3.6.9
|
||
* V2.42 - Work to V2.42 according to "DM9620 BulkOut ¸É¤B¤À¸Ñ.doc"
|
||
* V2.43 - Special suport for DM9621A in the table 'products'
|
||
* V2.45 - Fix the function TxStyle(), correct to be (len%2) from (len%1). 20131211.
|
||
*/
|
||
|
||
//#define DEBUG
|
||
#define LNX_DM9620_VER_STR "V2.45"
|
||
|
||
|
||
#include <linux/module.h>
|
||
#include <linux/sched.h>
|
||
#include <linux/stddef.h>
|
||
#include <linux/init.h>
|
||
#include <linux/netdevice.h>
|
||
#include <linux/etherdevice.h>
|
||
#include <linux/ethtool.h>
|
||
#include <linux/mii.h>
|
||
#include <linux/usb.h>
|
||
#include <linux/crc32.h>
|
||
#include <linux/usb/usbnet.h>
|
||
#include <linux/ctype.h>
|
||
#include <linux/skbuff.h>
|
||
#include <linux/version.h> // new v1.3
|
||
|
||
/* datasheet:
|
||
http://www.davicom.com.tw
|
||
*/
|
||
|
||
/* control requests */
|
||
#define DM_READ_REGS 0x00
|
||
#define DM_WRITE_REGS 0x01
|
||
#define DM_READ_MEMS 0x02
|
||
#define DM_WRITE_REG 0x03
|
||
#define DM_WRITE_MEMS 0x05
|
||
#define DM_WRITE_MEM 0x07
|
||
|
||
/* registers */
|
||
#define DM_NET_CTRL 0x00
|
||
#define DM_RX_CTRL 0x05
|
||
#define DM_FLOW_CTRL 0x0a
|
||
#define DM_SHARED_CTRL 0x0b
|
||
#define DM_SHARED_ADDR 0x0c
|
||
#define DM_SHARED_DATA 0x0d /* low + high */
|
||
#define DM_EE_PHY_L 0x0d
|
||
#define DM_EE_PHY_H 0x0e
|
||
#define DM_WAKEUP_CTRL 0x0f
|
||
#define DM_PHY_ADDR 0x10 /* 6 bytes */
|
||
#define DM_MCAST_ADDR 0x16 /* 8 bytes */
|
||
#define DM_GPR_CTRL 0x1e
|
||
#define DM_GPR_DATA 0x1f
|
||
#define DM_PID 0x2a
|
||
#define DM_XPHY_CTRL 0x2e
|
||
#define DM_TX_CRC_CTRL 0x31
|
||
#define DM_RX_CRC_CTRL 0x32
|
||
#define DM_SMIREG 0x91
|
||
#define USB_CTRL 0xf4
|
||
#define PHY_SPEC_CFG 20
|
||
#define DM_TXRX_M 0x5C
|
||
|
||
#define MD96XX_EEPROM_MAGIC 0x9620
|
||
#define DM_MAX_MCAST 64
|
||
#define DM_MCAST_SIZE 8
|
||
#define DM_EEPROM_LEN 256
|
||
#define DM_TX_OVERHEAD 2 /* 2 byte header */
|
||
#define DM_RX_OVERHEAD_9601 7 /* 3 byte header + 4 byte crc tail */
|
||
#define DM_RX_OVERHEAD 8 /* 4 byte header + 4 byte crc tail */
|
||
#define DM_TIMEOUT 1000
|
||
#define DM_MODE9620 0x80
|
||
#define DM_TX_CS_EN 0 /* Transmit Check Sum Control */
|
||
#define DM9620_PHY_ID 1 /* Stone add For kernel read phy register */
|
||
|
||
struct dm96xx_priv {
|
||
//int flag_fail_count; // EVER RX-DBG
|
||
int flg_txdbg; // NOW TX-DBG
|
||
u8 mode_9620;
|
||
u8 tx_fix_mod;
|
||
};
|
||
#if defined(DEBUG)
|
||
#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,33)
|
||
#define dm9620_print(__dev, format, args...) netdev_dbg((__dev)->net, format, ##args)
|
||
#define dm9620_err(__dev, format, args...) netdev_err((__dev)->net, format, ##args)
|
||
#else if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,33)
|
||
#define dm9620_print(dev, format, args...) devdbg(dev, format, ##args)
|
||
#define dm9620_err(dev, format, args...) deverr(dev, format, ##args)
|
||
#endif
|
||
#else
|
||
#define dm9620_print(dev, format, args...) printk(format, ##args)
|
||
#define dm9620_err(dev, format, args...) printk(format, ##args)
|
||
#endif
|
||
static int dm_read(struct usbnet *dev, u8 reg, u16 length, void *data)
|
||
{
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||
// dm9620_print(dev, "dm_read() reg=0x%02x length=%d", reg, length);
|
||
return usb_control_msg(dev->udev,
|
||
usb_rcvctrlpipe(dev->udev, 0),
|
||
DM_READ_REGS,
|
||
USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
|
||
0, reg, data, length, USB_CTRL_SET_TIMEOUT); //USB_CTRL_SET_TIMEOUT V.S. USB_CTRL_GET_TIMEOUT
|
||
}
|
||
|
||
static int dm_read_reg(struct usbnet *dev, u8 reg, u8 *value)
|
||
{
|
||
u16 *tmpwPtr;
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||
int ret;
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tmpwPtr= kmalloc (2, GFP_ATOMIC);
|
||
if (!tmpwPtr)
|
||
{
|
||
printk("+++++++++++ JJ5 dm_read_reg() Error: can not kmalloc!\n"); //usbnet_suspend (intf, message);
|
||
return 0;
|
||
}
|
||
|
||
ret = dm_read(dev, reg, 2, tmpwPtr); // usb_submit_urb v.s. usb_control_msg
|
||
*value= (u8)(*tmpwPtr & 0xff);
|
||
|
||
kfree (tmpwPtr);
|
||
return ret;
|
||
}
|
||
|
||
static int dm_write(struct usbnet *dev, u8 reg, u16 length, void *data)
|
||
{
|
||
// dm9620_print(dev, "dm_write() reg=0x%02x, length=%d", reg, length);
|
||
return usb_control_msg(dev->udev,
|
||
usb_sndctrlpipe(dev->udev, 0),
|
||
DM_WRITE_REGS,
|
||
USB_DIR_OUT | USB_TYPE_VENDOR |USB_RECIP_DEVICE,
|
||
0, reg, data, length, USB_CTRL_SET_TIMEOUT);
|
||
}
|
||
|
||
static int dm_write_reg(struct usbnet *dev, u8 reg, u8 value)
|
||
{
|
||
// dm9620_print(dev , "dm_write_reg() reg=0x%02x, value=0x%02x", reg, value);
|
||
return usb_control_msg(dev->udev,
|
||
usb_sndctrlpipe(dev->udev, 0),
|
||
DM_WRITE_REG,
|
||
USB_DIR_OUT | USB_TYPE_VENDOR |USB_RECIP_DEVICE,
|
||
value, reg, NULL, 0, USB_CTRL_SET_TIMEOUT);
|
||
}
|
||
|
||
static void dm_write_async_callback(struct urb *urb)
|
||
{
|
||
struct usb_ctrlrequest *req = (struct usb_ctrlrequest *)urb->context;
|
||
|
||
if (urb->status < 0)
|
||
printk(KERN_DEBUG "dm_write_async_callback() failed with %d\n",
|
||
urb->status);
|
||
|
||
kfree(req);
|
||
usb_free_urb(urb);
|
||
}
|
||
|
||
static void dm_write_async_helper(struct usbnet *dev, u8 reg, u8 value,
|
||
u16 length, void *data)
|
||
{
|
||
struct usb_ctrlrequest *req;
|
||
struct urb *urb;
|
||
int status;
|
||
|
||
urb = usb_alloc_urb(0, GFP_ATOMIC);
|
||
if (!urb) {
|
||
dm9620_err(dev, "Error allocating URB in dm_write_async_helper!");
|
||
return;
|
||
}
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||
|
||
req = kmalloc(sizeof(struct usb_ctrlrequest), GFP_ATOMIC);
|
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if (!req) {
|
||
dm9620_err(dev, "Failed to allocate memory for control request");
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usb_free_urb(urb);
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return;
|
||
}
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|
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req->bRequestType = USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE;
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||
req->bRequest = length ? DM_WRITE_REGS : DM_WRITE_REG;
|
||
req->wValue = cpu_to_le16(value);
|
||
req->wIndex = cpu_to_le16(reg);
|
||
req->wLength = cpu_to_le16(length);
|
||
|
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usb_fill_control_urb(urb, dev->udev,
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usb_sndctrlpipe(dev->udev, 0),
|
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(void *)req, data, length,
|
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dm_write_async_callback, req);
|
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|
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status = usb_submit_urb(urb, GFP_ATOMIC);
|
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if (status < 0) {
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dm9620_err(dev, "Error submitting the control message: status=%d",
|
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status);
|
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kfree(req);
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||
usb_free_urb(urb);
|
||
}
|
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}
|
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|
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static void dm_write_async(struct usbnet *dev, u8 reg, u16 length, void *data)
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{
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// dm9620_print(dev, "dm_write_async() reg=0x%02x length=%d", reg, length);
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dm_write_async_helper(dev, reg, 0, length, data);
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}
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static void dm_write_reg_async(struct usbnet *dev, u8 reg, u8 value)
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{
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// dm9620_print(dev, "dm_write_reg_async() reg=0x%02x value=0x%02x",
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// reg, value);
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dm_write_async_helper(dev, reg, value, 0, NULL);
|
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}
|
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static int dm_read_shared_word(struct usbnet *dev, int phy, u8 reg, __le16 *value)
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{
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int ret, i;
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u16 *tmpwPtr1;
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mutex_lock(&dev->phy_mutex);
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dm_write_reg(dev, DM_SHARED_ADDR, phy ? (reg | 0x40) : reg);
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dm_write_reg(dev, DM_SHARED_CTRL, phy ? 0xc : 0x4);
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for (i = 0; i < DM_TIMEOUT; i++) {
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u8 tmp;
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||
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udelay(1);
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ret = dm_read_reg(dev, DM_SHARED_CTRL, &tmp);
|
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if (ret < 0)
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goto out;
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||
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/* ready */
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if ((tmp & 1) == 0)
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break;
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}
|
||
|
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if (i == DM_TIMEOUT) {
|
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dm9620_err(dev, "%s read timed out!", phy ? "phy" : "eeprom");
|
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ret = -EIO;
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goto out;
|
||
}
|
||
|
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dm_write_reg(dev, DM_SHARED_CTRL, 0x0);
|
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// ret = dm_read(dev, DM_SHARED_DATA, 2, value);
|
||
//Stone add
|
||
tmpwPtr1= kmalloc (2, GFP_ATOMIC);
|
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if (!tmpwPtr1)
|
||
{
|
||
printk("+++++++++++ JJ5 dm_read_reg() Error: can not kmalloc!\n"); //usbnet_suspend (intf, message);
|
||
return 0;
|
||
}
|
||
|
||
ret = dm_read(dev, DM_SHARED_DATA, 2, tmpwPtr1); // usb_submit_urb v.s. usb_control_msg
|
||
*value= (u16)(*tmpwPtr1 & 0xffff);
|
||
|
||
kfree (tmpwPtr1);
|
||
|
||
// dm9620_print(dev, "read shared %d 0x%02x returned 0x%04x, %d",
|
||
// phy, reg, *value, ret);
|
||
|
||
out:
|
||
mutex_unlock(&dev->phy_mutex);
|
||
return ret;
|
||
}
|
||
|
||
static int dm_write_shared_word(struct usbnet *dev, int phy, u8 reg, __le16 value)
|
||
{
|
||
int ret, i;
|
||
|
||
mutex_lock(&dev->phy_mutex);
|
||
|
||
ret = dm_write(dev, DM_SHARED_DATA, 2, &value);
|
||
if (ret < 0)
|
||
goto out;
|
||
|
||
dm_write_reg(dev, DM_SHARED_ADDR, phy ? (reg | 0x40) : reg);
|
||
if (!phy) dm_write_reg(dev, DM_SHARED_CTRL, 0x10);
|
||
dm_write_reg(dev, DM_SHARED_CTRL, phy ? 0x0a : 0x12);
|
||
dm_write_reg(dev, DM_SHARED_CTRL, 0x10);
|
||
|
||
for (i = 0; i < DM_TIMEOUT; i++) {
|
||
u8 tmp;
|
||
|
||
udelay(1);
|
||
ret = dm_read_reg(dev, DM_SHARED_CTRL, &tmp);
|
||
if (ret < 0)
|
||
goto out;
|
||
|
||
/* ready */
|
||
if ((tmp & 1) == 0)
|
||
break;
|
||
}
|
||
|
||
if (i == DM_TIMEOUT) {
|
||
dm9620_err(dev,"%s write timed out!", phy ? "phy" : "eeprom");
|
||
ret = -EIO;
|
||
goto out;
|
||
}
|
||
|
||
dm_write_reg(dev, DM_SHARED_CTRL, 0x0);
|
||
|
||
out:
|
||
mutex_unlock(&dev->phy_mutex);
|
||
return ret;
|
||
}
|
||
|
||
|
||
static int dm_write_eeprom_word(struct usbnet *dev, int phy, u8 offset, u8 value)
|
||
{
|
||
int ret, i;
|
||
u8 reg,dloc,tmp_H,tmp_L;
|
||
__le16 eeword;
|
||
|
||
//devwarn(dev, " offset =0x%x value = 0x%x ", offset,value);
|
||
|
||
/* hank: from offset to determin eeprom word register location,reg */
|
||
reg = (offset >> 1)&0xff;
|
||
|
||
/* hank: high/low byte by odd/even of offset */
|
||
dloc = (offset & 0x01)? DM_EE_PHY_H:DM_EE_PHY_L;
|
||
|
||
/* retrieve high and low byte from the corresponding reg*/
|
||
ret=dm_read_shared_word(dev,0,reg,&eeword);
|
||
//devwarn(dev, " reg =0x%x dloc = 0x%x eeword = 0x%4x", reg,dloc,eeword);
|
||
//printk(" reg =0x%x dloc = 0x%x eeword = 0x%4x\n", reg,dloc,eeword);
|
||
|
||
tmp_H = (eeword & 0xff);
|
||
tmp_L = (eeword >> 8);
|
||
|
||
printk("tmp_L =0x%2x tmp_H =0x%2x eeword = 0x%4x\n", tmp_L,tmp_H,eeword);
|
||
/* determine new high and low byte */
|
||
|
||
if (offset & 0x01) {
|
||
tmp_L = value; } else {
|
||
tmp_H = value; }
|
||
|
||
//printk("updated new: tmp_L =0x%2x tmp_H =0x%2x\n", tmp_L,tmp_H);
|
||
|
||
mutex_lock(&dev->phy_mutex);
|
||
|
||
|
||
/* hank: write low byte data first to eeprom reg */
|
||
// dm_write(dev, (offset & 0x01)? DM_EE_PHY_H:DM_EE_PHY_L, 1, &value);
|
||
dm_write(dev,DM_EE_PHY_L, 1, &tmp_H);
|
||
/* high byte will be zero */
|
||
//(offset & 0x01)? (value = eeword << 8):(value = eeword >> 8);
|
||
|
||
/* write the not modified 8 bits back to its origional high/low byte reg */
|
||
dm_write(dev,DM_EE_PHY_H, 1, &tmp_L);
|
||
if (ret < 0)
|
||
goto out;
|
||
|
||
/* hank : write word location to reg 0x0c */
|
||
ret = dm_write_reg(dev, DM_SHARED_ADDR, reg);
|
||
|
||
if (!phy) dm_write_reg(dev, DM_SHARED_CTRL, 0x10);
|
||
dm_write_reg(dev, DM_SHARED_CTRL, 0x12);
|
||
dm_write_reg(dev, DM_SHARED_CTRL, 0x10);
|
||
|
||
for (i = 0; i < DM_TIMEOUT; i++) {
|
||
u8 tmp;
|
||
|
||
udelay(1);
|
||
ret = dm_read_reg(dev, DM_SHARED_CTRL, &tmp);
|
||
if (ret < 0)
|
||
goto out;
|
||
|
||
/* ready */
|
||
if ((tmp & 1) == 0)
|
||
break;
|
||
}
|
||
|
||
if (i == DM_TIMEOUT) {
|
||
dm9620_err(dev, "%s write timed out!", phy ? "phy" : "eeprom");
|
||
ret = -EIO;
|
||
goto out;
|
||
}
|
||
|
||
//dm_write_reg(dev, DM_SHARED_CTRL, 0x0);
|
||
|
||
out:
|
||
mutex_unlock(&dev->phy_mutex);
|
||
return ret;
|
||
}
|
||
|
||
static int dm_read_eeprom_word(struct usbnet *dev, u8 offset, void *value)
|
||
{
|
||
return dm_read_shared_word(dev, 0, offset, value);
|
||
}
|
||
|
||
|
||
static int dm9620_set_eeprom(struct net_device *net,struct ethtool_eeprom *eeprom, u8 *data)
|
||
{
|
||
struct usbnet *dev = netdev_priv(net);
|
||
|
||
dm9620_print(dev, "EEPROM: magic value, magic = 0x%x offset =0x%x data = 0x%x ",eeprom->magic, eeprom->offset,*data);
|
||
if (eeprom->magic != MD96XX_EEPROM_MAGIC) {
|
||
dm9620_print(dev, "EEPROM: magic value mismatch, magic = 0x%x",
|
||
eeprom->magic);
|
||
return -EINVAL;
|
||
}
|
||
|
||
if(dm_write_eeprom_word(dev, 0, eeprom->offset, *data) < 0)
|
||
return -EINVAL;
|
||
|
||
return 0;
|
||
}
|
||
|
||
static int dm9620_get_eeprom_len(struct net_device *dev)
|
||
{
|
||
return DM_EEPROM_LEN;
|
||
}
|
||
|
||
static int dm9620_get_eeprom(struct net_device *net,
|
||
struct ethtool_eeprom *eeprom, u8 * data)
|
||
{
|
||
struct usbnet *dev = netdev_priv(net);
|
||
__le16 *ebuf = (__le16 *) data;
|
||
int i;
|
||
|
||
/* access is 16bit */
|
||
if ((eeprom->offset % 2) || (eeprom->len % 2))
|
||
return -EINVAL;
|
||
|
||
for (i = 0; i < eeprom->len / 2; i++) {
|
||
if (dm_read_eeprom_word(dev, eeprom->offset / 2 + i,
|
||
&ebuf[i]) < 0)
|
||
return -EINVAL;
|
||
}
|
||
return 0;
|
||
}
|
||
|
||
static int dm9620_mdio_read(struct net_device *netdev, int phy_id, int loc)
|
||
{
|
||
struct usbnet *dev = netdev_priv(netdev);
|
||
|
||
__le16 res;
|
||
|
||
dm_read_shared_word(dev, phy_id, loc, &res);
|
||
|
||
// dm9620_print(dev, "dm9620_mdio_read() phy_id=0x%02x, loc=0x%02x, returns=0x%04x",
|
||
// phy_id, loc, le16_to_cpu(res));
|
||
return le16_to_cpu(res);
|
||
}
|
||
|
||
static void dm9620_mdio_write(struct net_device *netdev, int phy_id, int loc,
|
||
int val)
|
||
{
|
||
struct usbnet *dev = netdev_priv(netdev);
|
||
__le16 res = cpu_to_le16(val);
|
||
int mdio_val;
|
||
|
||
// dm9620_print(dev, "dm9620_mdio_write() phy_id=0x%02x, loc=0x%02x, val=0x%04x",
|
||
// phy_id, loc, val);
|
||
|
||
dm_write_shared_word(dev, phy_id, loc, res);
|
||
mdelay(1);
|
||
mdio_val = dm9620_mdio_read(netdev, phy_id, loc);
|
||
|
||
}
|
||
|
||
static void dm9620_get_drvinfo(struct net_device *net,
|
||
struct ethtool_drvinfo *info)
|
||
{
|
||
/* Inherit standard device info */
|
||
usbnet_get_drvinfo(net, info);
|
||
info->eedump_len = DM_EEPROM_LEN;
|
||
}
|
||
|
||
static u32 dm9620_get_link(struct net_device *net)
|
||
{
|
||
struct usbnet *dev = netdev_priv(net);
|
||
|
||
return mii_link_ok(&dev->mii);
|
||
}
|
||
|
||
static int dm9620_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);
|
||
}
|
||
|
||
|
||
#define DM_LINKEN (1<<5)
|
||
#define DM_MAGICEN (1<<3)
|
||
#define DM_LINKST (1<<2)
|
||
#define DM_MAGICST (1<<0)
|
||
|
||
static void
|
||
dm9620_get_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo)
|
||
{
|
||
struct usbnet *dev = netdev_priv(net);
|
||
u8 opt;
|
||
|
||
if (dm_read_reg(dev, DM_WAKEUP_CTRL, &opt) < 0) {
|
||
wolinfo->supported = 0;
|
||
wolinfo->wolopts = 0;
|
||
return;
|
||
}
|
||
wolinfo->supported = WAKE_PHY | WAKE_MAGIC;
|
||
wolinfo->wolopts = 0;
|
||
|
||
if (opt & DM_LINKEN)
|
||
wolinfo->wolopts |= WAKE_PHY;
|
||
if (opt & DM_MAGICEN)
|
||
wolinfo->wolopts |= WAKE_MAGIC;
|
||
}
|
||
|
||
|
||
static int
|
||
dm9620_set_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo)
|
||
{
|
||
struct usbnet *dev = netdev_priv(net);
|
||
u8 opt = 0;
|
||
|
||
if (wolinfo->wolopts & WAKE_PHY)
|
||
opt |= DM_LINKEN;
|
||
if (wolinfo->wolopts & WAKE_MAGIC)
|
||
opt |= DM_MAGICEN;
|
||
|
||
dm_write_reg(dev, DM_NET_CTRL, 0x48); // enable WAKEEN
|
||
|
||
// dm_write_reg(dev, 0x92, 0x3f); //keep clock on Hank Jun 30
|
||
|
||
return dm_write_reg(dev, DM_WAKEUP_CTRL, opt);
|
||
}
|
||
|
||
static struct ethtool_ops dm9620_ethtool_ops = {
|
||
.get_drvinfo = dm9620_get_drvinfo,
|
||
.get_link = dm9620_get_link,
|
||
.get_msglevel = usbnet_get_msglevel,
|
||
.set_msglevel = usbnet_set_msglevel,
|
||
.get_eeprom_len = dm9620_get_eeprom_len,
|
||
.get_eeprom = dm9620_get_eeprom,
|
||
.set_eeprom = dm9620_set_eeprom,
|
||
.get_settings = usbnet_get_settings,
|
||
.set_settings = usbnet_set_settings,
|
||
.nway_reset = usbnet_nway_reset,
|
||
.get_wol = dm9620_get_wol,
|
||
.set_wol = dm9620_set_wol,
|
||
};
|
||
|
||
static void dm9620_set_multicast(struct net_device *net)
|
||
{
|
||
struct usbnet *dev = netdev_priv(net);
|
||
/* We use the 20 byte dev->data for our 8 byte filter buffer
|
||
* to avoid allocating memory that is tricky to free later */
|
||
u8 *hashes = (u8 *) & dev->data;
|
||
u8 rx_ctl = 0x31;
|
||
|
||
memset(hashes, 0x00, DM_MCAST_SIZE);
|
||
hashes[DM_MCAST_SIZE - 1] |= 0x80; /* broadcast address */
|
||
|
||
if (net->flags & IFF_PROMISC) {
|
||
rx_ctl |= 0x02;
|
||
#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,33)
|
||
} else if (net->flags & IFF_ALLMULTI || netdev_mc_count(net) > DM_MAX_MCAST) {
|
||
rx_ctl |= 0x8;
|
||
} else if (!netdev_mc_empty(net)) {
|
||
struct netdev_hw_addr *ha;
|
||
|
||
netdev_for_each_mc_addr(ha, net) {
|
||
u32 crc = crc32_le(~0, ha->addr, ETH_ALEN) & 0x3f;
|
||
hashes[crc>>3] |= 1 << (crc & 0x7);
|
||
}
|
||
#elif LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,33)
|
||
} else if (net->flags & IFF_ALLMULTI || net->mc_count > DM_MAX_MCAST) {
|
||
rx_ctl |= 0x08;
|
||
} else if (net->mc_count) {
|
||
struct dev_mc_list *mc_list = net->mc_list;
|
||
int i;
|
||
|
||
for (i = 0; i < net->mc_count; i++, mc_list = mc_list->next) {
|
||
u32 crc = crc32_le(~0, mc_list->dmi_addr, ETH_ALEN) & 0x3f;
|
||
hashes[crc>>3] |= 1 << (crc & 0x7);
|
||
}
|
||
#endif
|
||
}
|
||
|
||
dm_write_async(dev, DM_MCAST_ADDR, DM_MCAST_SIZE, hashes);
|
||
dm_write_reg_async(dev, DM_RX_CTRL, rx_ctl);
|
||
}
|
||
|
||
|
||
static void __dm9620_set_mac_address(struct usbnet *dev)
|
||
{
|
||
dm_write_async(dev, DM_PHY_ADDR, ETH_ALEN, dev->net->dev_addr);
|
||
}
|
||
|
||
static int dm9620_set_mac_address(struct net_device *net, void *p)
|
||
{
|
||
struct sockaddr *addr = p;
|
||
struct usbnet *dev = netdev_priv(net);
|
||
int i;
|
||
|
||
#if 1
|
||
printk("[dm96] Set mac addr %pM\n", addr->sa_data); // %x:%x:...
|
||
printk("[dm96] ");
|
||
for (i=0; i<net->addr_len; i++)
|
||
printk("[%02x] ", addr->sa_data[i]);
|
||
printk("\n");
|
||
#endif
|
||
|
||
if (!is_valid_ether_addr(addr->sa_data)) {
|
||
dev_err(&net->dev, "not setting invalid mac address %pM\n",
|
||
addr->sa_data);
|
||
return -EINVAL;
|
||
}
|
||
|
||
memcpy(net->dev_addr, addr->sa_data, net->addr_len);
|
||
__dm9620_set_mac_address(dev);
|
||
|
||
return 0;
|
||
}
|
||
|
||
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,31)
|
||
|
||
static const struct net_device_ops vm_netdev_ops= { // new kernel 2.6.31 (20091217JJ)
|
||
|
||
.ndo_open = usbnet_open,
|
||
.ndo_stop = usbnet_stop,
|
||
.ndo_start_xmit = usbnet_start_xmit,
|
||
.ndo_tx_timeout = usbnet_tx_timeout,
|
||
.ndo_change_mtu = usbnet_change_mtu,
|
||
.ndo_validate_addr = eth_validate_addr,
|
||
.ndo_do_ioctl = dm9620_ioctl,
|
||
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 2, 0)
|
||
.ndo_set_rx_mode = dm9620_set_multicast,
|
||
#else
|
||
.ndo_set_multicast_list = dm9620_set_multicast,
|
||
#endif
|
||
.ndo_set_mac_address = dm9620_set_mac_address,
|
||
};
|
||
#endif
|
||
|
||
static int dm9620_bind(struct usbnet *dev, struct usb_interface *intf)
|
||
{
|
||
u16 *tmpwPtr2;
|
||
int ret,mdio_val,i;
|
||
struct dm96xx_priv* priv;
|
||
u8 temp;
|
||
u8 tmp;
|
||
|
||
ret = usbnet_get_endpoints(dev, intf);
|
||
if (ret)
|
||
goto out;
|
||
|
||
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,31)
|
||
dev->net->netdev_ops = &vm_netdev_ops; // new kernel 2.6.31 (20091217JJ)
|
||
dev->net->ethtool_ops = &dm9620_ethtool_ops;
|
||
#else
|
||
dev->net->do_ioctl = dm9620_ioctl;
|
||
dev->net->set_multicast_list = dm9620_set_multicast;
|
||
dev->net->ethtool_ops = &dm9620_ethtool_ops;
|
||
#endif
|
||
dev->net->hard_header_len += DM_TX_OVERHEAD;
|
||
dev->hard_mtu = dev->net->mtu + dev->net->hard_header_len;
|
||
dev->rx_urb_size = dev->net->mtu + ETH_HLEN + DM_RX_OVERHEAD+1; // ftp fail fixed
|
||
dev->rx_urb_size = (dev->rx_urb_size > 2048) ? dev->rx_urb_size : 2048;
|
||
|
||
dev->mii.dev = dev->net;
|
||
dev->mii.mdio_read = dm9620_mdio_read;
|
||
dev->mii.mdio_write = dm9620_mdio_write;
|
||
dev->mii.phy_id_mask = 0x1f;
|
||
dev->mii.reg_num_mask = 0x1f;
|
||
dev->mii.phy_id = DM9620_PHY_ID;
|
||
|
||
printk("[dm962] Linux Driver = %s\n", LNX_DM9620_VER_STR);
|
||
//JJ1
|
||
if ( (ret= dm_read_reg(dev, 0x29, &tmp)) >=0)
|
||
printk("++++++[dm962]+++++ dm_read_reg() 0x29 0x%02x\n",tmp);
|
||
else
|
||
printk("++++++[dm962]+++++ dm_read_reg() 0x29 fail-func-return %d\n", ret);
|
||
|
||
if ( (ret= dm_read_reg(dev, 0x28, &tmp)) >=0)
|
||
printk("++++++[dm962]+++++ dm_read_reg() 0x28 0x%02x\n",tmp);
|
||
else
|
||
printk("++++++[dm962]+++++ dm_read_reg() 0x28 fail-func-return %d\n", ret);
|
||
|
||
if ( (ret= dm_read_reg(dev, 0x2b, &tmp)) >=0)
|
||
printk("++++++[dm962]+++++ dm_read_reg() 0x2b 0x%02x\n",tmp);
|
||
else
|
||
printk("++++++[dm962]+++++ dm_read_reg() 0x2b fail-func-return %d\n", ret);
|
||
if ( (ret= dm_read_reg(dev, 0x2a, &tmp)) >=0)
|
||
printk("++++++[dm962]+++++ dm_read_reg() 0x2a 0x%02x\n",tmp);
|
||
else
|
||
printk("++++++[dm962]+++++ dm_read_reg() 0x2a fail-func-return %d\n", ret);
|
||
|
||
//JJ3
|
||
if ( (ret= dm_read_reg(dev, 0xF2, &tmp)) >=0)
|
||
printk("++++++[dm962]+++++ dm_read_reg() 0xF2 0x%02x\n",tmp);
|
||
else
|
||
printk("++++++[dm962]+++++ dm_read_reg() 0xF2 fail-func-return %d\n", ret);
|
||
|
||
printk("++++++[dm962]+++++ [Analysis.2] 0xF2, D[7] %d %s\n", tmp>>7, (tmp&(1<<7))? "Err: RX Unexpected condition": "OK" );
|
||
printk("++++++[dm962]+++++ [Analysis.2] 0xF2, D[6] %d %s\n", (tmp>>6)&1, (tmp&(1<<6))? "Err: Host Suspend condition": "OK" );
|
||
printk("++++++[dm962]+++++ [Analysis.2] 0xF2, D[5] %d %s\n", (tmp>>5)&1, (tmp&(1<<5))? "EP1: Data Ready": "EP1: Empty" );
|
||
printk("++++++[dm962]+++++ [Analysis.2] 0xF2, D[3] %d %s\n", (tmp>>3)&1, (tmp&(1<<3))? "Err: Bulk out condition": "OK" );
|
||
|
||
printk("++++++[dm962]+++++ [Analysis.2] 0xF2, D[2] %d %s\n", (tmp>>2)&1, (tmp&(1<<2))? "Err: TX Buffer full": "OK" );
|
||
printk("++++++[dm962]+++++ [Analysis.2] 0xF2, D[1] %d %s\n", (tmp>>1)&1, (tmp&(1<<1))? "Warn: TX buffer Almost full": "OK" );
|
||
printk("++++++[dm962]+++++ [Analysis.2] 0xF2, D[0] %d %s\n", (tmp>>0)&1, (tmp&(1<<0))? "Status: TX buffer has pkts": "Status: TX buffer 0 pkts" );
|
||
|
||
/* reset */
|
||
dm_write_reg(dev, DM_NET_CTRL, 1);
|
||
udelay(20);
|
||
//Stone add Enable "MAC layer" Flow Control, TX Pause Packet Enable and
|
||
dm_write_reg(dev, DM_FLOW_CTRL, 0x29);
|
||
//Stone add Enable "PHY layer" Flow Control support (phy register 0x04 bit 10)
|
||
temp = dm9620_mdio_read(dev->net, dev->mii.phy_id, 0x04);
|
||
dm9620_mdio_write(dev->net, dev->mii.phy_id, 0x04, temp | 0x400);
|
||
|
||
|
||
/* Add V1.1, Enable auto link while plug in RJ45, Hank July 20, 2009*/
|
||
dm_write_reg(dev, USB_CTRL, 0x20);
|
||
/* read MAC */
|
||
if (dm_read(dev, DM_PHY_ADDR, ETH_ALEN, dev->net->dev_addr) < 0) {
|
||
printk(KERN_ERR "Error reading MAC address\n");
|
||
ret = -ENODEV;
|
||
goto out;
|
||
}
|
||
|
||
#if 1
|
||
printk("[dm96] Chk mac addr %pM\n", dev->net->dev_addr); // %x:%x...
|
||
printk("[dm96] ");
|
||
for (i=0; i<ETH_ALEN; i++)
|
||
printk("[%02x] ", dev->net->dev_addr[i]);
|
||
printk("\n");
|
||
#endif
|
||
|
||
/* read SMI mode register */
|
||
priv = dev->driver_priv = kmalloc(sizeof(struct dm96xx_priv), GFP_ATOMIC);
|
||
if (!priv) {
|
||
dm9620_err(dev,"Failed to allocate memory for dm96xx_priv");
|
||
ret = -ENOMEM;
|
||
goto out;
|
||
}
|
||
|
||
/* work-around for 9620 mode */
|
||
dm_read_reg(dev, 0x5c, &temp);
|
||
priv->tx_fix_mod = temp;
|
||
printk(KERN_WARNING "[dm96] 9620 tx_fix_mod (DM9_NREV= %d)\n", priv->tx_fix_mod);
|
||
|
||
printk("[dm96] Fixme: work around for 9620 mode\n");
|
||
printk("[dm96] Add tx_fixup() debug...\n");
|
||
dm_write_reg(dev, DM_MCAST_ADDR, 0); // clear data bus to 0s
|
||
dm_read_reg(dev, DM_MCAST_ADDR, &temp); // clear data bus to 0s
|
||
ret = dm_read_reg(dev, DM_SMIREG, &temp); // Must clear data bus before we can read the 'MODE9620' bit
|
||
|
||
priv->flg_txdbg= 0; //->flag_fail_count= 0;
|
||
if (ret<0) {
|
||
printk(KERN_ERR "[dm96] Error read SMI register\n");
|
||
}
|
||
else priv->mode_9620 = temp & DM_MODE9620;
|
||
|
||
printk(KERN_WARNING "[dm96] 9620 Mode = %d\n", priv->mode_9620);
|
||
|
||
dm_read_reg(dev, DM_TXRX_M, &temp); // Need to check the Chipset version (register 0x5c is 0x02?)
|
||
if (temp == 0x02)
|
||
{
|
||
dm_read_reg(dev, 0x3f, &temp);
|
||
temp |= 0x80;
|
||
dm_write_reg(dev, 0x3f, temp);
|
||
}
|
||
|
||
//Stone add for check Product ID == 0x1269
|
||
tmpwPtr2= kmalloc (2, GFP_ATOMIC);
|
||
if (!tmpwPtr2)
|
||
{
|
||
printk("+++++++++++ JJ5 dm_read_reg() Error: can not kmalloc!\n"); //usbnet_suspend (intf, message);
|
||
return 0;
|
||
}
|
||
ret =dm_read(dev, DM_PID, 2, tmpwPtr2);
|
||
|
||
if (*tmpwPtr2 == 0x1269)
|
||
dm_write_reg(dev, DM_SMIREG, 0xa0);
|
||
|
||
if (*tmpwPtr2 == 0x0269)
|
||
dm_write_reg(dev, DM_SMIREG, 0xa0);
|
||
|
||
kfree (tmpwPtr2);
|
||
|
||
/* power up phy */
|
||
dm_write_reg(dev, DM_GPR_CTRL, 1);
|
||
dm_write_reg(dev, DM_GPR_DATA, 0);
|
||
|
||
/* Init tx/rx checksum */
|
||
#if DM_TX_CS_EN
|
||
dm_write_reg(dev, DM_TX_CRC_CTRL, 7);
|
||
#endif
|
||
dm_write_reg(dev, DM_RX_CRC_CTRL, 2);
|
||
|
||
/* receive broadcast packets */
|
||
dm9620_set_multicast(dev->net);
|
||
dm9620_mdio_write(dev->net, dev->mii.phy_id, MII_BMCR, BMCR_RESET);
|
||
|
||
/* Hank add, work for comapubility issue (10M Power control) */
|
||
|
||
dm9620_mdio_write(dev->net, dev->mii.phy_id, PHY_SPEC_CFG, 0x800);
|
||
mdio_val = dm9620_mdio_read(dev->net, dev->mii.phy_id, PHY_SPEC_CFG);
|
||
|
||
dm9620_mdio_write(dev->net, dev->mii.phy_id, MII_ADVERTISE,
|
||
ADVERTISE_ALL | ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
|
||
mii_nway_restart(&dev->mii);
|
||
|
||
out:
|
||
return ret;
|
||
}
|
||
|
||
void dm9620_unbind(struct usbnet *dev, struct usb_interface *intf)
|
||
{
|
||
struct dm96xx_priv* priv= dev->driver_priv;
|
||
printk("dm9620_unbind():\n");
|
||
|
||
//printk("flag_fail_count %lu\n", (long unsigned int)priv->flag_fail_count);
|
||
printk("flg_txdbg %lu\n", (long unsigned int)priv->flg_txdbg);
|
||
kfree(dev->driver_priv); // displayed dev->.. above, then can free dev
|
||
|
||
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,31)
|
||
printk("rx_length_errors %lu\n",dev->net->stats.rx_length_errors);
|
||
printk("rx_over_errors %lu\n",dev->net->stats.rx_over_errors );
|
||
printk("rx_crc_errors %lu\n",dev->net->stats.rx_crc_errors );
|
||
printk("rx_frame_errors %lu\n",dev->net->stats.rx_frame_errors );
|
||
printk("rx_fifo_errors %lu\n",dev->net->stats.rx_fifo_errors );
|
||
printk("rx_missed_errors %lu\n",dev->net->stats.rx_missed_errors);
|
||
#else
|
||
printk("rx_length_errors %lu\n",dev->stats.rx_length_errors);
|
||
printk("rx_over_errors %lu\n",dev->stats.rx_over_errors );
|
||
printk("rx_crc_errors %lu\n",dev->stats.rx_crc_errors );
|
||
printk("rx_frame_errors %lu\n",dev->stats.rx_frame_errors );
|
||
printk("rx_fifo_errors %lu\n",dev->stats.rx_fifo_errors );
|
||
printk("rx_missed_errors %lu\n",dev->stats.rx_missed_errors);
|
||
#endif
|
||
|
||
|
||
}
|
||
|
||
static int dm9620_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
|
||
{
|
||
u8 status;
|
||
int len;
|
||
struct dm96xx_priv* priv = (struct dm96xx_priv *)dev->driver_priv;
|
||
|
||
/* 9620 format:
|
||
b0: rx status
|
||
b1: packet length (incl crc) low
|
||
b2: packet length (incl crc) high
|
||
b3..n-4: packet data
|
||
bn-3..bn: ethernet crc
|
||
*/
|
||
|
||
/* 9620 format:
|
||
one additional byte then 9620 :
|
||
rx_flag in the first pos
|
||
*/
|
||
|
||
if (unlikely(skb->len < DM_RX_OVERHEAD_9601)) { // 20090623
|
||
dev_err(&dev->udev->dev, "unexpected tiny rx frame\n");
|
||
return 0;
|
||
}
|
||
|
||
if (priv->mode_9620) {
|
||
/* mode 9620 */
|
||
|
||
if (unlikely(skb->len < DM_RX_OVERHEAD)) { // 20090623
|
||
dev_err(&dev->udev->dev, "unexpected tiny rx frame\n");
|
||
return 0;
|
||
}
|
||
|
||
// if (skb->data[0]!=0x01)
|
||
// priv->flag_fail_count++;
|
||
|
||
status = skb->data[1];
|
||
len = (skb->data[2] | (skb->data[3] << 8)) - 4;
|
||
|
||
if (unlikely(status & 0xbf)) {
|
||
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,31)
|
||
if (status & 0x01) dev->net->stats.rx_fifo_errors++;
|
||
if (status & 0x02) dev->net->stats.rx_crc_errors++;
|
||
if (status & 0x04) dev->net->stats.rx_frame_errors++;
|
||
if (status & 0x20) dev->net->stats.rx_missed_errors++;
|
||
if (status & 0x90) dev->net->stats.rx_length_errors++;
|
||
#else
|
||
if (status & 0x01) dev->stats.rx_fifo_errors++;
|
||
if (status & 0x02) dev->stats.rx_crc_errors++;
|
||
if (status & 0x04) dev->stats.rx_frame_errors++;
|
||
if (status & 0x20) dev->stats.rx_missed_errors++;
|
||
if (status & 0x90) dev->stats.rx_length_errors++;
|
||
#endif
|
||
return 0;
|
||
}
|
||
|
||
skb_pull(skb, 4);
|
||
skb_trim(skb, len);
|
||
|
||
}
|
||
else { /* mode 9620 (original driver code) */
|
||
status = skb->data[0];
|
||
len = (skb->data[1] | (skb->data[2] << 8)) - 4;
|
||
|
||
if (unlikely(status & 0xbf)) {
|
||
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,31)
|
||
if (status & 0x01) dev->net->stats.rx_fifo_errors++;
|
||
if (status & 0x02) dev->net->stats.rx_crc_errors++;
|
||
if (status & 0x04) dev->net->stats.rx_frame_errors++;
|
||
if (status & 0x20) dev->net->stats.rx_missed_errors++;
|
||
if (status & 0x90) dev->net->stats.rx_length_errors++;
|
||
#else
|
||
if (status & 0x01) dev->stats.rx_fifo_errors++;
|
||
if (status & 0x02) dev->stats.rx_crc_errors++;
|
||
if (status & 0x04) dev->stats.rx_frame_errors++;
|
||
if (status & 0x20) dev->stats.rx_missed_errors++;
|
||
if (status & 0x90) dev->stats.rx_length_errors++;
|
||
#endif
|
||
return 0;
|
||
}
|
||
|
||
skb_pull(skb, 3);
|
||
skb_trim(skb, len);
|
||
}
|
||
|
||
return 1;
|
||
} // 'priv'
|
||
|
||
#define TX_LEN_E (1<<0) //EVEN, No action
|
||
#define TX_LEN_O (1<<1) //ODD, Odd to even workaround
|
||
#define TX_LEN_F (1<<2) //FULL, Full payload workaround
|
||
u8 TxStyle(int len, unsigned full_payload){
|
||
u8 s= (len%2)? TX_LEN_O: TX_LEN_E;
|
||
len= ((len+1)/2)*2;
|
||
len += 2;
|
||
if ((len % full_payload)==0)
|
||
s |= TX_LEN_F;
|
||
return s;
|
||
}
|
||
struct sk_buff *TxExpend(struct dm96xx_priv* priv, u8 ts, struct sk_buff *skb, gfp_t flags)
|
||
{
|
||
int newheadroom= 2, newtailroom= 0;
|
||
if (ts&TX_LEN_O) newtailroom++;
|
||
if (ts&TX_LEN_F) newtailroom += 2;
|
||
if (skb_headroom(skb) >= newheadroom) newheadroom= 0; // head no need expend
|
||
if (skb_tailroom(skb) >= newtailroom) newtailroom= 0; // tail no need expend
|
||
if (newheadroom || newtailroom){
|
||
struct sk_buff *skb2;
|
||
skb2 = skb_copy_expand(skb, newheadroom, newtailroom, flags);
|
||
dev_kfree_skb_any(skb);
|
||
skb = skb2;
|
||
if (!skb){
|
||
printk("[dm96-TxRound].%d expend copy fail, for head, tail= %d, %d\n", priv->flg_txdbg++, newheadroom, newtailroom);
|
||
return NULL;
|
||
}
|
||
printk("[dm96-TxRound].%d expend copy OK, for head, tail= %d, %d\n", priv->flg_txdbg++, newheadroom, newtailroom);
|
||
}
|
||
return skb;
|
||
}
|
||
static struct sk_buff *dm9620_tx_fixup(struct usbnet *dev, struct sk_buff *skb,
|
||
gfp_t flags)
|
||
{
|
||
int len;
|
||
int newheadroom, newtailroom;
|
||
struct dm96xx_priv* priv = (struct dm96xx_priv *)dev->driver_priv;
|
||
|
||
/* format:
|
||
b0: packet length low
|
||
b1: packet length high
|
||
b3..n: packet data
|
||
*/
|
||
|
||
len = skb->len;
|
||
|
||
if (priv->tx_fix_mod<3)
|
||
{
|
||
/*
|
||
if (skb_headroom(skb) < DM_TX_OVERHEAD) {
|
||
struct sk_buff *skb2;
|
||
skb2 = skb_copy_expand(skb, DM_TX_OVERHEAD, 0, flags);
|
||
dev_kfree_skb_any(skb);
|
||
skb = skb2;
|
||
if (!skb)
|
||
return NULL;
|
||
}
|
||
|
||
__skb_push(skb, DM_TX_OVERHEAD);
|
||
|
||
if ((skb->len % dev->maxpacket) == 0)
|
||
len++;
|
||
*/
|
||
//;DM9620-E4,E5, and E6
|
||
/* usbnet adds padding 1 byte if odd len */
|
||
/* usbnet adds padding 2 bytes if length is a multiple of packet size
|
||
if so, adjust length value in header */
|
||
u8 TS= TxStyle(len, dev->maxpacket); //
|
||
if (!(skb= TxExpend(priv, TS, skb, flags))) return NULL; //
|
||
|
||
if (TS & TX_LEN_F) len += 2;
|
||
|
||
newheadroom= 2; //2
|
||
newtailroom= 0; //0, 1, 2, or 3
|
||
if (TS & TX_LEN_O) newtailroom++;
|
||
if (TS & TX_LEN_F) newtailroom += 2;
|
||
|
||
if (TS & TX_LEN_O) printk("[dm96-TxRound].%d for LEN_ODD tail_room +1, rslt add %d\n", priv->flg_txdbg, newtailroom);
|
||
if (TS & TX_LEN_F) printk("[dm96-TxRound].%d for LEN_PLOAD tail_room +2, rslt add %d\n", priv->flg_txdbg, newtailroom);
|
||
if (TS & TX_LEN_F) printk("[dm96-TxRound].%d for LEN_PLOAD data_len +2, len from %d to %d\n", priv->flg_txdbg, len-2, len);
|
||
if (TS & (TX_LEN_O|TX_LEN_F)) priv->flg_txdbg++;
|
||
|
||
__skb_push(skb, newheadroom); //2 bytes,for data[0],data[1]
|
||
__skb_put(skb, newtailroom); //0, 1, 2, or 3 bytes (for tailer),
|
||
//Note: 0, NOTHING
|
||
//Note: 1, Odd to even WORKAROUND.
|
||
//Note: 2 or 3, the condition is full payload,
|
||
// This is the add more two bytes WORKAROUND
|
||
// for bulkout and buffLen.
|
||
}
|
||
else
|
||
{
|
||
//;DM9620-E7
|
||
if (skb_headroom(skb) < DM_TX_OVERHEAD) {
|
||
struct sk_buff *skb2;
|
||
skb2 = skb_copy_expand(skb, DM_TX_OVERHEAD, 0, flags);
|
||
dev_kfree_skb_any(skb);
|
||
skb = skb2;
|
||
if (!skb)
|
||
return NULL;
|
||
}
|
||
|
||
newheadroom= 2; //2
|
||
__skb_push(skb, newheadroom); //2 bytes, for data[0],data[1]
|
||
}
|
||
|
||
|
||
skb->data[0] = len;
|
||
skb->data[1] = len >> 8;
|
||
|
||
/* hank, recalcute checksum of TCP */
|
||
|
||
|
||
return skb;
|
||
} // 'kb'
|
||
|
||
static void dm9620_status(struct usbnet *dev, struct urb *urb)
|
||
{
|
||
int link;
|
||
u8 *buf;
|
||
|
||
/* format:
|
||
b0: net status
|
||
b1: tx status 1
|
||
b2: tx status 2
|
||
b3: rx status
|
||
b4: rx overflow
|
||
b5: rx count
|
||
b6: tx count
|
||
b7: gpr
|
||
*/
|
||
|
||
if (urb->actual_length < 8)
|
||
return;
|
||
|
||
buf = urb->transfer_buffer;
|
||
|
||
link = !!(buf[0] & 0x40);
|
||
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);
|
||
dm9620_print(dev, "Link Status is: %d", link);
|
||
}
|
||
}
|
||
|
||
static int dm9620_link_reset(struct usbnet *dev)
|
||
{
|
||
struct ethtool_cmd ecmd;
|
||
mii_check_media(&dev->mii, 1, 1);
|
||
mii_ethtool_gset(&dev->mii, &ecmd);
|
||
/* hank add*/
|
||
dm9620_mdio_write(dev->net, dev->mii.phy_id, PHY_SPEC_CFG, 0x800);
|
||
dm9620_print(dev, "link_reset() speed: %d duplex: %d",
|
||
ecmd.speed, ecmd.duplex);
|
||
|
||
return 0;
|
||
}
|
||
|
||
static const struct driver_info dm9620_info = {
|
||
.description = "Davicom DM9620 USB Ethernet",
|
||
.flags = FLAG_ETHER,
|
||
.bind = dm9620_bind,
|
||
.rx_fixup = dm9620_rx_fixup,
|
||
.tx_fixup = dm9620_tx_fixup,
|
||
.status = dm9620_status,
|
||
.link_reset = dm9620_link_reset,
|
||
.reset = dm9620_link_reset,
|
||
.unbind = dm9620_unbind,
|
||
};
|
||
|
||
static const struct usb_device_id products[] = {
|
||
{
|
||
USB_DEVICE(0x07aa, 0x9601), /* Corega FEther USB-TXC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0a46, 0x9601), /* Davicom USB-100 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0a46, 0x6688), /* ZT6688 USB NIC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0a46, 0x0268), /* ShanTou ST268 USB NIC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0a46, 0x8515), /* ADMtek ADM8515 USB NIC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0a47, 0x9601), /* Hirose USB-100 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0a46, 0x9620), /* Davicom 9620 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0a46, 0x9621), /* Davicom 9621 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0a46, 0x9622), /* Davicom 9622 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0fe6, 0x8101), /* Davicom 9601 USB to Fast Ethernet Adapter */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0a46, 0x1269), /* Davicom 9621A CDC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0a46, 0x0269), /* Davicom 9620A CDC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
//+
|
||
//VID.00
|
||
//0.0000 0000 0000
|
||
{
|
||
USB_DEVICE(0x0000, 0x9620), /* Davicom 9620 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0000, 0x0269), /* Davicom 9620A CDC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0000, 0x9621), /* Davicom 9621 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0000, 0x1269), /* Davicom 9621A CDC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
//1.0000 0000 0010
|
||
//2.0000 0000 0100
|
||
//3.0000 0000 0110
|
||
//4.0000 0100 0000
|
||
//5.0000 0100 0010
|
||
//6.0000 0100 0100
|
||
//7.0000 0100 0110
|
||
{
|
||
USB_DEVICE(0x0002, 0x9621), /* Davicom 9621 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0002, 0x1269), /* Davicom 9621A CDC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0004, 0x9621), /* Davicom 9621 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0004, 0x1269), /* Davicom 9621A CDC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0006, 0x9621), /* Davicom 9621 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0006, 0x1269), /* Davicom 9621A CDC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0040, 0x9621), /* Davicom 9621 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0040, 0x1269), /* Davicom 9621A CDC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0042, 0x9621), /* Davicom 9621 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0042, 0x1269), /* Davicom 9621A CDC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0044, 0x9621), /* Davicom 9621 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0044, 0x1269), /* Davicom 9621A CDC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
//7.0000 0100 0110 (0A46)
|
||
{
|
||
USB_DEVICE(0x0046, 0x9621), /* Davicom 9621 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0046, 0x1269), /* Davicom 9621A CDC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
// ..
|
||
|
||
//8.0010 0000 0000
|
||
//9.0010 0000 0010
|
||
//A.0010 0000 0100
|
||
//B.0010 0000 0110
|
||
//C.0010 0100 0000
|
||
//D.0010 0100 0010
|
||
//E.0010 0100 0100
|
||
//F.0010 0100 0110
|
||
{
|
||
USB_DEVICE(0x0200, 0x9621), /* Davicom 9621 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0200, 0x1269), /* Davicom 9621A CDC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0202, 0x9621), /* Davicom 9621 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0202, 0x1269), /* Davicom 9621A CDC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0204, 0x9621), /* Davicom 9621 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0204, 0x1269), /* Davicom 9621A CDC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0206, 0x9621), /* Davicom 9621 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0206, 0x1269), /* Davicom 9621A CDC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0240, 0x9621), /* Davicom 9621 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0240, 0x1269), /* Davicom 9621A CDC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0242, 0x9621), /* Davicom 9621 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0242, 0x1269), /* Davicom 9621A CDC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0244, 0x9621), /* Davicom 9621 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0244, 0x1269), /* Davicom 9621A CDC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
//F.0010 0100 0110 (0A46)
|
||
{
|
||
USB_DEVICE(0x0246, 0x9621), /* Davicom 9621 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0246, 0x1269), /* Davicom 9621A CDC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
// ..
|
||
|
||
//10.1000 0000 0000
|
||
//11.1000 0000 0010
|
||
//12.1000 0000 0100
|
||
//13.1000 0000 0110
|
||
//14.1000 0100 0000
|
||
//15.1000 0100 0010
|
||
//16.1000 0100 0100
|
||
//17.1000 0100 0110
|
||
{
|
||
USB_DEVICE(0x0800, 0x9621), /* Davicom 9621 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0800, 0x1269), /* Davicom 9621A CDC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0802, 0x9621), /* Davicom 9621 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0802, 0x1269), /* Davicom 9621A CDC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0804, 0x9621), /* Davicom 9621 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0804, 0x1269), /* Davicom 9621A CDC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0806, 0x9621), /* Davicom 9621 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0806, 0x1269), /* Davicom 9621A CDC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0840, 0x9621), /* Davicom 9621 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0840, 0x1269), /* Davicom 9621A CDC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0842, 0x9621), /* Davicom 9621 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0842, 0x1269), /* Davicom 9621A CDC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0844, 0x9621), /* Davicom 9621 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0844, 0x1269), /* Davicom 9621A CDC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
//17.1010 0100 0110 (0A46)
|
||
{
|
||
USB_DEVICE(0x0846, 0x9621), /* Davicom 9621 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0846, 0x1269), /* Davicom 9621A CDC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
// ..
|
||
|
||
//18.1010 0000 0000
|
||
//19.1010 0000 0010
|
||
//1A.1010 0000 0100
|
||
//1B.1010 0000 0110
|
||
//1C.1010 0100 0000
|
||
//1D.1010 0100 0010
|
||
//1E.1010 0100 0100
|
||
{
|
||
USB_DEVICE(0x0A00, 0x9621), /* Davicom 9621 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0A00, 0x1269), /* Davicom 9621A CDC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0A02, 0x9621), /* Davicom 9621 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0A02, 0x1269), /* Davicom 9621A CDC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0A04, 0x9621), /* Davicom 9621 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0A04, 0x1269), /* Davicom 9621A CDC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0A06, 0x9621), /* Davicom 9621 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0A06, 0x1269), /* Davicom 9621A CDC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0A40, 0x9621), /* Davicom 9621 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0A40, 0x1269), /* Davicom 9621A CDC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0A42, 0x9621), /* Davicom 9621 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0A42, 0x1269), /* Davicom 9621A CDC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0A44, 0x9621), /* Davicom 9621 */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0A44, 0x1269), /* Davicom 9621A CDC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
//1F.1010 0100 0110 (0A46)
|
||
// .Original Default.
|
||
//+
|
||
//1268, 1200
|
||
{
|
||
USB_DEVICE(0x0000, 0x1268), /* Davicom 9621A CDC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0000, 0x1200), /* Davicom 9620A CDC */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{
|
||
USB_DEVICE(0x0000, 0x1220), /* Davicom 9620A CDC, 1220 test mode */
|
||
.driver_info = (unsigned long)&dm9620_info,
|
||
},
|
||
{}, // END
|
||
};
|
||
|
||
MODULE_DEVICE_TABLE(usb, products);
|
||
|
||
static struct usb_driver dm9620_driver = {
|
||
.name = "dm9620",
|
||
.id_table = products,
|
||
.probe = usbnet_probe,
|
||
.disconnect = usbnet_disconnect,
|
||
.suspend = usbnet_suspend,
|
||
.resume = usbnet_resume,
|
||
};
|
||
|
||
|
||
|
||
|
||
static int __init dm9620_init(void)
|
||
{
|
||
return usb_register(&dm9620_driver);
|
||
}
|
||
|
||
static void __exit dm9620_exit(void)
|
||
{
|
||
usb_deregister(&dm9620_driver);
|
||
}
|
||
|
||
module_init(dm9620_init);
|
||
module_exit(dm9620_exit);
|
||
|
||
MODULE_AUTHOR("Peter Korsgaard <jacmet@sunsite.dk>");
|
||
MODULE_DESCRIPTION("Davicom DM9620 USB 2.0 ethernet devices");
|
||
MODULE_LICENSE("GPL");
|
||
|