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| author |   David L Stevens <david.stevens@oracle.com> | 2014-09-29 19:47:59 -0400 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2014-09-30 17:10:39 -0400 |
| commit | e4defc775424a3501caf98d266a8d7616fa53819 (patch) | |
| tree | b0f67f185a6d425f32dad5c0c48f9ba49547cbfb /drivers/net/ethernet/sun/sunvnet.h | |
| parent | tcp: Change tcp_slow_start function to return void (diff) | |
| download | linux-dev-e4defc775424a3501caf98d266a8d7616fa53819.tar.xz linux-dev-e4defc775424a3501caf98d266a8d7616fa53819.zip | |
sunvnet: upgrade to VIO protocol version 1.6
This patch upgrades the sunvnet driver to support VIO protocol version 1.6.
In particular, it adds per-port MTU negotiation, allowing MTUs other than
ETH_FRAMELEN with ports using newer VIO protocol versions.
Signed-off-by: David L Stevens <david.stevens@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/sun/sunvnet.h')
| -rw-r--r-- | drivers/net/ethernet/sun/sunvnet.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/ethernet/sun/sunvnet.h b/drivers/net/ethernet/sun/sunvnet.h index da4933750d06..986e04b9313d 100644 --- a/drivers/net/ethernet/sun/sunvnet.h +++ b/drivers/net/ethernet/sun/sunvnet.h @@ -11,6 +11,7 @@ */ #define VNET_TX_TIMEOUT (5 * HZ) +#define VNET_MAXPACKET 1518ULL /* ETH_FRAMELEN + VLAN_HDR */ #define VNET_TX_RING_SIZE 512 #define VNET_TX_WAKEUP_THRESH(dr) ((dr)->pending / 4) @@ -44,6 +45,8 @@ struct vnet_port { u32 stop_rx_idx; bool stop_rx; bool start_cons; + + u64 rmtu; }; static inline struct vnet_port *to_vnet_port(struct vio_driver_state *vio) |