diff options
Diffstat (limited to 'drivers/net/ethernet/emulex/benet/be.h')
| -rw-r--r-- | drivers/net/ethernet/emulex/benet/be.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/drivers/net/ethernet/emulex/benet/be.h b/drivers/net/ethernet/emulex/benet/be.h index 27de37aa90af..bc7f3d6872f4 100644 --- a/drivers/net/ethernet/emulex/benet/be.h +++ b/drivers/net/ethernet/emulex/benet/be.h @@ -417,6 +417,39 @@ struct rss_info { u8 rss_hkey[RSS_HASH_KEY_LEN]; }; +/* Macros to read/write the 'features' word of be_wrb_params structure. + */ +#define BE_WRB_F_BIT(name) BE_WRB_F_##name##_BIT +#define BE_WRB_F_MASK(name) BIT_MASK(BE_WRB_F_##name##_BIT) + +#define BE_WRB_F_GET(word, name) \ + (((word) & (BE_WRB_F_MASK(name))) >> BE_WRB_F_BIT(name)) + +#define BE_WRB_F_SET(word, name, val) \ + ((word) |= (((val) << BE_WRB_F_BIT(name)) & BE_WRB_F_MASK(name))) + +/* Feature/offload bits */ +enum { + BE_WRB_F_CRC_BIT, /* Ethernet CRC */ + BE_WRB_F_IPCS_BIT, /* IP csum */ + BE_WRB_F_TCPCS_BIT, /* TCP csum */ + BE_WRB_F_UDPCS_BIT, /* UDP csum */ + BE_WRB_F_LSO_BIT, /* LSO */ + BE_WRB_F_LSO6_BIT, /* LSO6 */ + BE_WRB_F_VLAN_BIT, /* VLAN */ + BE_WRB_F_VLAN_SKIP_HW_BIT /* Skip VLAN tag (workaround) */ +}; + +/* The structure below provides a HW-agnostic abstraction of WRB params + * retrieved from a TX skb. This is in turn passed to chip specific routines + * during transmit, to set the corresponding params in the WRB. + */ +struct be_wrb_params { + u32 features; /* Feature bits */ + u16 vlan_tag; /* VLAN tag */ + u16 lso_mss; /* MSS for LSO */ +}; + struct be_adapter { struct pci_dev *pdev; struct net_device *netdev; |
