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e1000e: specify max supported frame size in adapter struct

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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>
This commit is contained in:
Bruce Allan
2009-06-02 11:28:58 +00:00
committed by David S. Miller
parent 3ec2a2b80f
commit 2adc55c959
5 changed files with 31 additions and 20 deletions
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4
drivers/net/e1000e/e1000.h
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@@ -96,6 +96,8 @@ struct e1000_info;
/* 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 @@ struct e1000_adapter {
u32 eeprom_wol;
u32 wol;
u32 pba;
u32 max_hw_frame_size;
bool fc_autoneg;
@@ -309,6 +312,7 @@ struct e1000_info {
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;