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Date: Tue, 15 Nov 2016 21:57:30 +0000
From: <Woojung.Huh@...rochip.com>
To: <davem@...emloft.net>
CC: <f.fainelli@...il.com>, <andrew@...n.ch>, <netdev@...r.kernel.org>,
<UNGLinuxDriver@...rochip.com>
Subject: [PATCH] lan78xx: relocate mdix setting to phy driver
From: Woojung Huh <woojung.huh@...rochip.com>
Relocate mdix code to phy driver to be called at config_init().
Signed-off-by: Woojung Huh <woojung.huh@...rochip.com>
---
drivers/net/phy/microchip.c | 43 +++++++++++++++++++++++++-
drivers/net/usb/lan78xx.c | 73 ++-------------------------------------------
2 files changed, 45 insertions(+), 71 deletions(-)
diff --git a/drivers/net/phy/microchip.c b/drivers/net/phy/microchip.c
index 7c00e50..13553df 100644
--- a/drivers/net/phy/microchip.c
+++ b/drivers/net/phy/microchip.c
@@ -106,6 +106,47 @@ static int lan88xx_set_wol(struct phy_device *phydev,
return 0;
}
+static void lan88xx_set_mdix(struct phy_device *phydev)
+{
+ int buf;
+
+ if (phydev->mdix == ETH_TP_MDI) {
+ phy_write(phydev, LAN88XX_EXT_PAGE_ACCESS,
+ LAN88XX_EXT_PAGE_SPACE_1);
+ buf = phy_read(phydev, LAN88XX_EXT_MODE_CTRL);
+ buf &= ~LAN88XX_EXT_MODE_CTRL_MDIX_MASK_;
+ phy_write(phydev, LAN88XX_EXT_MODE_CTRL,
+ buf | LAN88XX_EXT_MODE_CTRL_MDI_);
+ phy_write(phydev, LAN88XX_EXT_PAGE_ACCESS,
+ LAN88XX_EXT_PAGE_SPACE_0);
+ } else if (phydev->mdix == ETH_TP_MDI_X) {
+ phy_write(phydev, LAN88XX_EXT_PAGE_ACCESS,
+ LAN88XX_EXT_PAGE_SPACE_1);
+ buf = phy_read(phydev, LAN88XX_EXT_MODE_CTRL);
+ buf &= ~LAN88XX_EXT_MODE_CTRL_MDIX_MASK_;
+ phy_write(phydev, LAN88XX_EXT_MODE_CTRL,
+ buf | LAN88XX_EXT_MODE_CTRL_MDI_X_);
+ phy_write(phydev, LAN88XX_EXT_PAGE_ACCESS,
+ LAN88XX_EXT_PAGE_SPACE_0);
+ } else if (phydev->mdix == ETH_TP_MDI_AUTO) {
+ phy_write(phydev, LAN88XX_EXT_PAGE_ACCESS,
+ LAN88XX_EXT_PAGE_SPACE_1);
+ buf = phy_read(phydev, LAN88XX_EXT_MODE_CTRL);
+ buf &= ~LAN88XX_EXT_MODE_CTRL_MDIX_MASK_;
+ phy_write(phydev, LAN88XX_EXT_MODE_CTRL,
+ buf | LAN88XX_EXT_MODE_CTRL_AUTO_MDIX_);
+ phy_write(phydev, LAN88XX_EXT_PAGE_ACCESS,
+ LAN88XX_EXT_PAGE_SPACE_0);
+ }
+}
+
+static int lan88xx_config_aneg(struct phy_device *phydev)
+{
+ lan88xx_set_mdix(phydev);
+
+ return genphy_config_aneg(phydev);
+}
+
static struct phy_driver microchip_phy_driver[] = {
{
.phy_id = 0x0007c130,
@@ -120,7 +161,7 @@ static struct phy_driver microchip_phy_driver[] = {
.remove = lan88xx_remove,
.config_init = genphy_config_init,
- .config_aneg = genphy_config_aneg,
+ .config_aneg = lan88xx_config_aneg,
.read_status = genphy_read_status,
.ack_interrupt = lan88xx_phy_ack_interrupt,
diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c
index bcd9010..affc3b4 100644
--- a/drivers/net/usb/lan78xx.c
+++ b/drivers/net/usb/lan78xx.c
@@ -1476,62 +1476,12 @@ static void lan78xx_set_msglevel(struct net_device *net, u32 level)
dev->msg_enable = level;
}
-static int lan78xx_get_mdix_status(struct net_device *net)
-{
- struct phy_device *phydev = net->phydev;
- int buf;
-
- phy_write(phydev, LAN88XX_EXT_PAGE_ACCESS, LAN88XX_EXT_PAGE_SPACE_1);
- buf = phy_read(phydev, LAN88XX_EXT_MODE_CTRL);
- phy_write(phydev, LAN88XX_EXT_PAGE_ACCESS, LAN88XX_EXT_PAGE_SPACE_0);
-
- return buf;
-}
-
-static void lan78xx_set_mdix_status(struct net_device *net, __u8 mdix_ctrl)
-{
- struct lan78xx_net *dev = netdev_priv(net);
- struct phy_device *phydev = net->phydev;
- int buf;
-
- if (mdix_ctrl == ETH_TP_MDI) {
- phy_write(phydev, LAN88XX_EXT_PAGE_ACCESS,
- LAN88XX_EXT_PAGE_SPACE_1);
- buf = phy_read(phydev, LAN88XX_EXT_MODE_CTRL);
- buf &= ~LAN88XX_EXT_MODE_CTRL_MDIX_MASK_;
- phy_write(phydev, LAN88XX_EXT_MODE_CTRL,
- buf | LAN88XX_EXT_MODE_CTRL_MDI_);
- phy_write(phydev, LAN88XX_EXT_PAGE_ACCESS,
- LAN88XX_EXT_PAGE_SPACE_0);
- } else if (mdix_ctrl == ETH_TP_MDI_X) {
- phy_write(phydev, LAN88XX_EXT_PAGE_ACCESS,
- LAN88XX_EXT_PAGE_SPACE_1);
- buf = phy_read(phydev, LAN88XX_EXT_MODE_CTRL);
- buf &= ~LAN88XX_EXT_MODE_CTRL_MDIX_MASK_;
- phy_write(phydev, LAN88XX_EXT_MODE_CTRL,
- buf | LAN88XX_EXT_MODE_CTRL_MDI_X_);
- phy_write(phydev, LAN88XX_EXT_PAGE_ACCESS,
- LAN88XX_EXT_PAGE_SPACE_0);
- } else if (mdix_ctrl == ETH_TP_MDI_AUTO) {
- phy_write(phydev, LAN88XX_EXT_PAGE_ACCESS,
- LAN88XX_EXT_PAGE_SPACE_1);
- buf = phy_read(phydev, LAN88XX_EXT_MODE_CTRL);
- buf &= ~LAN88XX_EXT_MODE_CTRL_MDIX_MASK_;
- phy_write(phydev, LAN88XX_EXT_MODE_CTRL,
- buf | LAN88XX_EXT_MODE_CTRL_AUTO_MDIX_);
- phy_write(phydev, LAN88XX_EXT_PAGE_ACCESS,
- LAN88XX_EXT_PAGE_SPACE_0);
- }
- dev->mdix_ctrl = mdix_ctrl;
-}
-
static int lan78xx_get_link_ksettings(struct net_device *net,
struct ethtool_link_ksettings *cmd)
{
struct lan78xx_net *dev = netdev_priv(net);
struct phy_device *phydev = net->phydev;
int ret;
- int buf;
ret = usb_autopm_get_interface(dev->intf);
if (ret < 0)
@@ -1539,20 +1489,6 @@ static int lan78xx_get_link_ksettings(struct net_device *net,
ret = phy_ethtool_ksettings_get(phydev, cmd);
- buf = lan78xx_get_mdix_status(net);
-
- buf &= LAN88XX_EXT_MODE_CTRL_MDIX_MASK_;
- if (buf == LAN88XX_EXT_MODE_CTRL_AUTO_MDIX_) {
- cmd->base.eth_tp_mdix = ETH_TP_MDI_AUTO;
- cmd->base.eth_tp_mdix_ctrl = ETH_TP_MDI_AUTO;
- } else if (buf == LAN88XX_EXT_MODE_CTRL_MDI_) {
- cmd->base.eth_tp_mdix = ETH_TP_MDI;
- cmd->base.eth_tp_mdix_ctrl = ETH_TP_MDI;
- } else if (buf == LAN88XX_EXT_MODE_CTRL_MDI_X_) {
- cmd->base.eth_tp_mdix = ETH_TP_MDI_X;
- cmd->base.eth_tp_mdix_ctrl = ETH_TP_MDI_X;
- }
-
usb_autopm_put_interface(dev->intf);
return ret;
@@ -1570,9 +1506,6 @@ static int lan78xx_set_link_ksettings(struct net_device *net,
if (ret < 0)
return ret;
- if (dev->mdix_ctrl != cmd->base.eth_tp_mdix_ctrl)
- lan78xx_set_mdix_status(net, cmd->base.eth_tp_mdix_ctrl);
-
/* change speed & duplex */
ret = phy_ethtool_ksettings_set(phydev, cmd);
@@ -2024,6 +1957,9 @@ static int lan78xx_phy_init(struct lan78xx_net *dev)
phydev->irq = 0;
netdev_dbg(dev->net, "phydev->irq = %d\n", phydev->irq);
+ /* set to AUTOMDIX */
+ phydev->mdix = ETH_TP_MDI_AUTO;
+
ret = phy_connect_direct(dev->net, phydev,
lan78xx_link_status_change,
PHY_INTERFACE_MODE_GMII);
@@ -2033,9 +1969,6 @@ static int lan78xx_phy_init(struct lan78xx_net *dev)
return -EIO;
}
- /* set to AUTOMDIX */
- lan78xx_set_mdix_status(dev->net, ETH_TP_MDI_AUTO);
-
/* MAC doesn't support 1000T Half */
phydev->supported &= ~SUPPORTED_1000baseT_Half;
--
2.7.4
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