diff options
Diffstat (limited to 'drivers/net/ethernet/sfc/filter.h')
| -rw-r--r-- | drivers/net/ethernet/sfc/filter.h | 41 |
1 files changed, 40 insertions, 1 deletions
diff --git a/drivers/net/ethernet/sfc/filter.h b/drivers/net/ethernet/sfc/filter.h index d0ed7f71ea7e..8189a1cd973f 100644 --- a/drivers/net/ethernet/sfc/filter.h +++ b/drivers/net/ethernet/sfc/filter.h @@ -27,6 +27,7 @@ * @EFX_FILTER_MATCH_OUTER_VID: Match by outer VLAN ID * @EFX_FILTER_MATCH_IP_PROTO: Match by IP transport protocol * @EFX_FILTER_MATCH_LOC_MAC_IG: Match by local MAC address I/G bit. + * @EFX_FILTER_MATCH_ENCAP_TYPE: Match by encapsulation type. * Used for RX default unicast and multicast/broadcast filters. * * Only some combinations are supported, depending on NIC type: @@ -54,6 +55,7 @@ enum efx_filter_match_flags { EFX_FILTER_MATCH_OUTER_VID = 0x0100, EFX_FILTER_MATCH_IP_PROTO = 0x0200, EFX_FILTER_MATCH_LOC_MAC_IG = 0x0400, + EFX_FILTER_MATCH_ENCAP_TYPE = 0x0800, }; /** @@ -98,6 +100,26 @@ enum efx_filter_flags { EFX_FILTER_FLAG_TX = 0x10, }; +/** enum efx_encap_type - types of encapsulation + * @EFX_ENCAP_TYPE_NONE: no encapsulation + * @EFX_ENCAP_TYPE_VXLAN: VXLAN encapsulation + * @EFX_ENCAP_TYPE_NVGRE: NVGRE encapsulation + * @EFX_ENCAP_TYPE_GENEVE: GENEVE encapsulation + * @EFX_ENCAP_FLAG_IPV6: indicates IPv6 outer frame + * + * Contains both enumerated types and flags. + * To get just the type, OR with @EFX_ENCAP_TYPES_MASK. + */ +enum efx_encap_type { + EFX_ENCAP_TYPE_NONE = 0, + EFX_ENCAP_TYPE_VXLAN = 1, + EFX_ENCAP_TYPE_NVGRE = 2, + EFX_ENCAP_TYPE_GENEVE = 3, + + EFX_ENCAP_TYPES_MASK = 7, + EFX_ENCAP_FLAG_IPV6 = 8, +}; + /** * struct efx_filter_spec - specification for a hardware filter * @match_flags: Match type flags, from &enum efx_filter_match_flags @@ -118,6 +140,8 @@ enum efx_filter_flags { * @rem_host: Remote IP host to match, if %EFX_FILTER_MATCH_REM_HOST is set * @loc_port: Local TCP/UDP port to match, if %EFX_FILTER_MATCH_LOC_PORT is set * @rem_port: Remote TCP/UDP port to match, if %EFX_FILTER_MATCH_REM_PORT is set + * @encap_type: Encapsulation type to match (from &enum efx_encap_type), if + * %EFX_FILTER_MATCH_ENCAP_TYPE is set * * The efx_filter_init_rx() or efx_filter_init_tx() function *must* be * used to initialise the structure. The efx_filter_set_*() functions @@ -144,7 +168,8 @@ struct efx_filter_spec { __be32 rem_host[4]; __be16 loc_port; __be16 rem_port; - /* total 64 bytes */ + u32 encap_type:4; + /* total 65 bytes */ }; enum { @@ -269,4 +294,18 @@ static inline int efx_filter_set_mc_def(struct efx_filter_spec *spec) return 0; } +static inline void efx_filter_set_encap_type(struct efx_filter_spec *spec, + enum efx_encap_type encap_type) +{ + spec->match_flags |= EFX_FILTER_MATCH_ENCAP_TYPE; + spec->encap_type = encap_type; +} + +static inline enum efx_encap_type efx_filter_get_encap_type( + const struct efx_filter_spec *spec) +{ + if (spec->match_flags & EFX_FILTER_MATCH_ENCAP_TYPE) + return spec->encap_type; + return EFX_ENCAP_TYPE_NONE; +} #endif /* EFX_FILTER_H */ |