e1000e: specify max supported frame size in adapter struct
By putting the maximum frame size supported by the hardware into the
adapter structure, the change_mtu entry point function can be cleaned
up of checks for all the different max frame sizes supported by
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/e1000e/ich8lan.c b/drivers/net/e1000e/ich8lan.c
index 6d1aab6..b63d987 100644
--- a/drivers/net/e1000e/ich8lan.c
+++ b/drivers/net/e1000e/ich8lan.c
@@ -382,6 +382,11 @@
if (rc)
return rc;
+ if (adapter->hw.phy.type == e1000_phy_ife) {
+ adapter->flags &= ~FLAG_HAS_JUMBO_FRAMES;
+ adapter->max_hw_frame_size = ETH_FRAME_LEN + ETH_FCS_LEN;
+ }
+
if ((adapter->hw.mac.type == e1000_ich8lan) &&
(adapter->hw.phy.type == e1000_phy_igp_3))
adapter->flags |= FLAG_LSC_GIG_SPEED_DROP;
@@ -2595,6 +2600,7 @@
| FLAG_HAS_FLASH
| FLAG_APME_IN_WUC,
.pba = 8,
+ .max_hw_frame_size = ETH_FRAME_LEN + ETH_FCS_LEN,
.get_variants = e1000_get_variants_ich8lan,
.mac_ops = &ich8_mac_ops,
.phy_ops = &ich8_phy_ops,
@@ -2613,6 +2619,7 @@
| FLAG_HAS_FLASH
| FLAG_APME_IN_WUC,
.pba = 10,
+ .max_hw_frame_size = DEFAULT_JUMBO,
.get_variants = e1000_get_variants_ich8lan,
.mac_ops = &ich8_mac_ops,
.phy_ops = &ich8_phy_ops,
@@ -2631,6 +2638,7 @@
| FLAG_HAS_FLASH
| FLAG_APME_IN_WUC,
.pba = 10,
+ .max_hw_frame_size = DEFAULT_JUMBO,
.get_variants = e1000_get_variants_ich8lan,
.mac_ops = &ich8_mac_ops,
.phy_ops = &ich8_phy_ops,