提交 13722bbe 编写于 作者: W Woojung Huh 提交者: David S. Miller

smsc95xx: Add mdix control via ethtool

Add mdix control through ethtool.
Signed-off-by: NWoojung Huh <Woojung.huh@gmail.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 273bf288
master alk-4.19.24 alk-4.19.30 alk-4.19.34 alk-4.19.36 alk-4.19.43 alk-4.19.48 alk-4.19.57 ck-4.19.67 ck-4.19.81 ck-4.19.91 github/fork/deepanshu1422/fix-typo-in-comment github/fork/haosdent/fix-typo linux-next v4.19.91 v4.19.90 v4.19.89 v4.19.88 v4.19.87 v4.19.86 v4.19.85 v4.19.84 v4.19.83 v4.19.82 v4.19.81 v4.19.80 v4.19.79 v4.19.78 v4.19.77 v4.19.76 v4.19.75 v4.19.74 v4.19.73 v4.19.72 v4.19.71 v4.19.70 v4.19.69 v4.19.68 v4.19.67 v4.19.66 v4.19.65 v4.19.64 v4.19.63 v4.19.62 v4.19.61 v4.19.60 v4.19.59 v4.19.58 v4.19.57 v4.19.56 v4.19.55 v4.19.54 v4.19.53 v4.19.52 v4.19.51 v4.19.50 v4.19.49 v4.19.48 v4.19.47 v4.19.46 v4.19.45 v4.19.44 v4.19.43 v4.19.42 v4.19.41 v4.19.40 v4.19.39 v4.19.38 v4.19.37 v4.19.36 v4.19.35 v4.19.34 v4.19.33 v4.19.32 v4.19.31 v4.19.30 v4.19.29 v4.19.28 v4.19.27 v4.19.26 v4.19.25 v4.19.24 v4.19.23 v4.19.22 v4.19.21 v4.19.20 v4.19.19 v4.19.18 v4.19.17 v4.19.16 v4.19.15 v4.19.14 v4.19.13 v4.19.12 v4.19.11 v4.19.10 v4.19.9 v4.19.8 v4.19.7 v4.19.6 v4.19.5 v4.19.4 v4.19.3 v4.19.2 v4.19.1 v4.19 v4.19-rc8 v4.19-rc7 v4.19-rc6 v4.19-rc5 v4.19-rc4 v4.19-rc3 v4.19-rc2 v4.19-rc1 ck-release-21 ck-release-20 ck-release-19.2 ck-release-19.1 ck-release-19 ck-release-18 ck-release-17.2 ck-release-17.1 ck-release-17 ck-release-16 ck-release-15.1 ck-release-15 ck-release-14 ck-release-13.2 ck-release-13 ck-release-12 ck-release-11 ck-release-10 ck-release-9 ck-release-7 alk-release-15 alk-release-14 alk-release-13.2 alk-release-13 alk-release-12 alk-release-11 alk-release-10 alk-release-9 alk-release-7
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......@@ -33,7 +33,7 @@
#include "smsc95xx.h"
#define SMSC_CHIPNAME "smsc95xx"
#define SMSC_DRIVER_VERSION "1.0.4"
#define SMSC_DRIVER_VERSION "1.0.5"
#define HS_USB_PKT_SIZE (512)
#define FS_USB_PKT_SIZE (64)
#define DEFAULT_HS_BURST_CAP_SIZE (16 * 1024 + 5 * HS_USB_PKT_SIZE)
......@@ -64,6 +64,7 @@
#define CARRIER_CHECK_DELAY (2 * HZ)
struct smsc95xx_priv {
u32 chip_id;
u32 mac_cr;
u32 hash_hi;
u32 hash_lo;
......@@ -71,6 +72,7 @@ struct smsc95xx_priv {
spinlock_t mac_cr_lock;
u8 features;
u8 suspend_flags;
u8 mdix_ctrl;
bool link_ok;
struct delayed_work carrier_check;
struct usbnet *dev;
......@@ -782,14 +784,113 @@ static int smsc95xx_ethtool_set_wol(struct net_device *net,
return ret;
}
static int get_mdix_status(struct net_device *net)
{
struct usbnet *dev = netdev_priv(net);
u32 val;
int buf;
buf = smsc95xx_mdio_read(dev->net, dev->mii.phy_id, SPECIAL_CTRL_STS);
if (buf & SPECIAL_CTRL_STS_OVRRD_AMDIX_) {
if (buf & SPECIAL_CTRL_STS_AMDIX_ENABLE_)
return ETH_TP_MDI_AUTO;
else if (buf & SPECIAL_CTRL_STS_AMDIX_STATE_)
return ETH_TP_MDI_X;
} else {
buf = smsc95xx_read_reg(dev, STRAP_STATUS, &val);
if (val & STRAP_STATUS_AMDIX_EN_)
return ETH_TP_MDI_AUTO;
}
return ETH_TP_MDI;
}
static void set_mdix_status(struct net_device *net, __u8 mdix_ctrl)
{
struct usbnet *dev = netdev_priv(net);
struct smsc95xx_priv *pdata = (struct smsc95xx_priv *)(dev->data[0]);
int buf;
if ((pdata->chip_id == ID_REV_CHIP_ID_9500A_) ||
(pdata->chip_id == ID_REV_CHIP_ID_9530_) ||
(pdata->chip_id == ID_REV_CHIP_ID_89530_) ||
(pdata->chip_id == ID_REV_CHIP_ID_9730_)) {
/* Extend Manual AutoMDIX timer for 9500A/9500Ai */
buf = smsc95xx_mdio_read(dev->net, dev->mii.phy_id,
PHY_EDPD_CONFIG);
buf |= PHY_EDPD_CONFIG_EXT_CROSSOVER_;
smsc95xx_mdio_write(dev->net, dev->mii.phy_id,
PHY_EDPD_CONFIG, buf);
}
if (mdix_ctrl == ETH_TP_MDI) {
buf = smsc95xx_mdio_read(dev->net, dev->mii.phy_id,
SPECIAL_CTRL_STS);
buf |= SPECIAL_CTRL_STS_OVRRD_AMDIX_;
buf &= ~(SPECIAL_CTRL_STS_AMDIX_ENABLE_ |
SPECIAL_CTRL_STS_AMDIX_STATE_);
smsc95xx_mdio_write(dev->net, dev->mii.phy_id,
SPECIAL_CTRL_STS, buf);
} else if (mdix_ctrl == ETH_TP_MDI_X) {
buf = smsc95xx_mdio_read(dev->net, dev->mii.phy_id,
SPECIAL_CTRL_STS);
buf |= SPECIAL_CTRL_STS_OVRRD_AMDIX_;
buf &= ~(SPECIAL_CTRL_STS_AMDIX_ENABLE_ |
SPECIAL_CTRL_STS_AMDIX_STATE_);
buf |= SPECIAL_CTRL_STS_AMDIX_STATE_;
smsc95xx_mdio_write(dev->net, dev->mii.phy_id,
SPECIAL_CTRL_STS, buf);
} else if (mdix_ctrl == ETH_TP_MDI_AUTO) {
buf = smsc95xx_mdio_read(dev->net, dev->mii.phy_id,
SPECIAL_CTRL_STS);
buf &= ~SPECIAL_CTRL_STS_OVRRD_AMDIX_;
buf &= ~(SPECIAL_CTRL_STS_AMDIX_ENABLE_ |
SPECIAL_CTRL_STS_AMDIX_STATE_);
buf |= SPECIAL_CTRL_STS_AMDIX_ENABLE_;
smsc95xx_mdio_write(dev->net, dev->mii.phy_id,
SPECIAL_CTRL_STS, buf);
}
pdata->mdix_ctrl = mdix_ctrl;
}
static int smsc95xx_get_settings(struct net_device *net,
struct ethtool_cmd *cmd)
{
struct usbnet *dev = netdev_priv(net);
struct smsc95xx_priv *pdata = (struct smsc95xx_priv *)(dev->data[0]);
int retval;
retval = usbnet_get_settings(net, cmd);
cmd->eth_tp_mdix = pdata->mdix_ctrl;
cmd->eth_tp_mdix_ctrl = pdata->mdix_ctrl;
return retval;
}
static int smsc95xx_set_settings(struct net_device *net,
struct ethtool_cmd *cmd)
{
struct usbnet *dev = netdev_priv(net);
struct smsc95xx_priv *pdata = (struct smsc95xx_priv *)(dev->data[0]);
int retval;
if (pdata->mdix_ctrl != cmd->eth_tp_mdix_ctrl)
set_mdix_status(net, cmd->eth_tp_mdix_ctrl);
retval = usbnet_set_settings(net, cmd);
return retval;
}
static const struct ethtool_ops smsc95xx_ethtool_ops = {
.get_link = usbnet_get_link,
.nway_reset = usbnet_nway_reset,
.get_drvinfo = usbnet_get_drvinfo,
.get_msglevel = usbnet_get_msglevel,
.set_msglevel = usbnet_set_msglevel,
.get_settings = usbnet_get_settings,
.set_settings = usbnet_set_settings,
.get_settings = smsc95xx_get_settings,
.set_settings = smsc95xx_set_settings,
.get_eeprom_len = smsc95xx_ethtool_get_eeprom_len,
.get_eeprom = smsc95xx_ethtool_get_eeprom,
.set_eeprom = smsc95xx_ethtool_set_eeprom,
......@@ -1194,6 +1295,8 @@ static int smsc95xx_bind(struct usbnet *dev, struct usb_interface *intf)
if (ret < 0)
return ret;
val >>= 16;
pdata->chip_id = val;
pdata->mdix_ctrl = get_mdix_status(dev->net);
if ((val == ID_REV_CHIP_ID_9500A_) || (val == ID_REV_CHIP_ID_9530_) ||
(val == ID_REV_CHIP_ID_89530_) || (val == ID_REV_CHIP_ID_9730_))
......
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