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/e1000.h b/drivers/net/e1000e/e1000.h
index f37360a..b9dc612 100644
--- a/drivers/net/e1000e/e1000.h
+++ b/drivers/net/e1000e/e1000.h
@@ -96,6 +96,8 @@
/* Number of packet split data buffers (not including the header buffer) */
#define PS_PAGE_BUFFERS (MAX_PS_BUFFERS - 1)
+#define DEFAULT_JUMBO 9234
+
enum e1000_boards {
board_82571,
board_82572,
@@ -293,6 +295,7 @@
u32 eeprom_wol;
u32 wol;
u32 pba;
+ u32 max_hw_frame_size;
bool fc_autoneg;
@@ -309,6 +312,7 @@
unsigned int flags;
unsigned int flags2;
u32 pba;
+ u32 max_hw_frame_size;
s32 (*get_variants)(struct e1000_adapter *);
struct e1000_mac_operations *mac_ops;
struct e1000_phy_operations *phy_ops;