@@ -714,6 +714,20 @@ static void sky2_phy_power_down(struct s
sky2_write8(hw, B2_TST_CTRL1, TST_CFG_WRITE_OFF);
}
+/* configure IPG according to used link speed */
+static void sky2_set_ipg(struct sky2_port *sky2)
+{
+ u16 reg;
+
+ reg = gma_read16(sky2->hw, sky2->port, GM_SERIAL_MODE);
+ reg &= ~GM_SMOD_IPG_MSK;
+ if (sky2->speed > SPEED_100)
+ reg |= IPG_DATA_VAL(IPG_DATA_DEF_1000);
+ else
+ reg |= IPG_DATA_VAL(IPG_DATA_DEF_10_100);
+ gma_write16(sky2->hw, sky2->port, GM_SERIAL_MODE, reg);
+}
+
/* Enable Rx/Tx */
static void sky2_enable_rx_tx(struct sky2_port *sky2)
{
@@ -882,7 +896,7 @@ static void sky2_mac_init(struct sky2_hw
/* serial mode register */
reg = DATA_BLIND_VAL(DATA_BLIND_DEF) |
- GM_SMOD_VLAN_ENA | IPG_DATA_VAL(IPG_DATA_DEF);
+ GM_SMOD_VLAN_ENA | IPG_DATA_VAL(IPG_DATA_DEF_1000);
if (hw->dev[port]->mtu > ETH_DATA_LEN)
reg |= GM_SMOD_JUMBO_ENA;
@@ -2053,6 +2067,8 @@ static void sky2_link_up(struct sky2_por
[FC_BOTH] = "both",
};
+ sky2_set_ipg(sky2);
+
sky2_enable_rx_tx(sky2);
gm_phy_write(hw, port, PHY_MARV_INT_MASK, PHY_M_DEF_MSK);
@@ -2290,8 +2306,11 @@ static int sky2_change_mtu(struct net_de
dev->mtu = new_mtu;
netdev_update_features(dev);
- mode = DATA_BLIND_VAL(DATA_BLIND_DEF) |
- GM_SMOD_VLAN_ENA | IPG_DATA_VAL(IPG_DATA_DEF);
+ mode = DATA_BLIND_VAL(DATA_BLIND_DEF) | GM_SMOD_VLAN_ENA;
+ if (sky2->speed > SPEED_100)
+ mode |= IPG_DATA_VAL(IPG_DATA_DEF_1000);
+ else
+ mode |= IPG_DATA_VAL(IPG_DATA_DEF_10_100);
if (dev->mtu > ETH_DATA_LEN)
mode |= GM_SMOD_JUMBO_ENA;
@@ -1807,10 +1807,11 @@ enum {
};
#define DATA_BLIND_VAL(x) (((x)<<11) & GM_SMOD_DATABL_MSK)
-#define DATA_BLIND_DEF 0x04
-
#define IPG_DATA_VAL(x) (x & GM_SMOD_IPG_MSK)
-#define IPG_DATA_DEF 0x1e
+
+#define DATA_BLIND_DEF 0x04
+#define IPG_DATA_DEF_1000 0x1e
+#define IPG_DATA_DEF_10_100 0x18
/* GM_SMI_CTRL 16 bit r/w SMI Control Register */
enum {
This is another fix picked out of the vendor driver. The IPG value in the serial mode register is supposed to be programmed differently at lower speeds. Signed-off-by: Stephen Hemminger <shemminger@vyatta.com> -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html