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-rw-r--r--drivers/net/ethernet/realtek/r8169_main.c16
1 files changed, 11 insertions, 5 deletions
diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c
index 7287e841bbf1..30de74565228 100644
--- a/drivers/net/ethernet/realtek/r8169_main.c
+++ b/drivers/net/ethernet/realtek/r8169_main.c
@@ -5525,11 +5525,6 @@ static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
dev->features |= dev->hw_features;
- /* There has been a number of reports that using SG/TSO results in
- * tx timeouts. However for a lot of people SG/TSO works fine.
- * Therefore disable both features by default, but allow users to
- * enable them. Use at own risk!
- */
if (rtl_chip_supports_csum_v2(tp)) {
dev->hw_features |= NETIF_F_SG | NETIF_F_TSO | NETIF_F_TSO6;
netif_set_tso_max_size(dev, RTL_GSO_MAX_SIZE_V2);
@@ -5540,6 +5535,17 @@ static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
netif_set_tso_max_segs(dev, RTL_GSO_MAX_SEGS_V1);
}
+ /* There has been a number of reports that using SG/TSO results in
+ * tx timeouts. However for a lot of people SG/TSO works fine.
+ * It's not fully clear which chip versions are affected. Vendor
+ * drivers enable SG/TSO for certain chip versions per default,
+ * let's mimic this here. On other chip versions users can
+ * use ethtool to enable SG/TSO, use at own risk!
+ */
+ if (tp->mac_version >= RTL_GIGA_MAC_VER_46 &&
+ tp->mac_version != RTL_GIGA_MAC_VER_61)
+ dev->features |= dev->hw_features;
+
dev->hw_features |= NETIF_F_RXALL;
dev->hw_features |= NETIF_F_RXFCS;