X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fsfc%2Fbase%2Fef10_filter.c;h=9e16243a2d37d2a4ae122043b69209ba3b6605ef;hb=8ae36890ca06bf66972f88d2f44040888ac94c6e;hp=7b5f5bdd044f76ce5a93b04725c19d24d7a9cf04;hpb=457beb2c4d3e3e4ee16e743d54189b2c7316b47d;p=dpdk.git diff --git a/drivers/net/sfc/base/ef10_filter.c b/drivers/net/sfc/base/ef10_filter.c index 7b5f5bdd04..9e16243a2d 100644 --- a/drivers/net/sfc/base/ef10_filter.c +++ b/drivers/net/sfc/base/ef10_filter.c @@ -226,10 +226,20 @@ efx_mcdi_filter_op_add( MC_CMD_FILTER_OP_EXT_IN_RX_DEST_HOST); MCDI_IN_SET_DWORD(req, FILTER_OP_EXT_IN_RX_QUEUE, spec->efs_dmaq_id); + +#if EFSYS_OPT_RX_SCALE if (spec->efs_flags & EFX_FILTER_FLAG_RX_RSS) { + uint32_t rss_context; + + if (spec->efs_rss_context == EFX_RSS_CONTEXT_DEFAULT) + rss_context = enp->en_rss_context; + else + rss_context = spec->efs_rss_context; MCDI_IN_SET_DWORD(req, FILTER_OP_EXT_IN_RX_CONTEXT, - spec->efs_rss_context); + rss_context); } +#endif + MCDI_IN_SET_DWORD(req, FILTER_OP_EXT_IN_RX_MODE, spec->efs_flags & EFX_FILTER_FLAG_RX_RSS ? MC_CMD_FILTER_OP_EXT_IN_RX_MODE_RSS : @@ -586,10 +596,6 @@ ef10_filter_add_internal( EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON || enp->en_family == EFX_FAMILY_MEDFORD); -#if EFSYS_OPT_RX_SCALE - spec->efs_rss_context = enp->en_rss_context; -#endif - hash = ef10_filter_hash(spec); /* @@ -989,7 +995,7 @@ ef10_filter_supported_filters( size_t list_length; uint32_t i; efx_rc_t rc; - uint32_t all_filter_flags = + efx_filter_match_flags_t all_filter_flags = (EFX_FILTER_MATCH_REM_HOST | EFX_FILTER_MATCH_LOC_HOST | EFX_FILTER_MATCH_REM_MAC | EFX_FILTER_MATCH_REM_PORT | EFX_FILTER_MATCH_LOC_MAC | EFX_FILTER_MATCH_LOC_PORT | @@ -1231,6 +1237,108 @@ fail1: return (rc); } +typedef struct ef10_filter_encap_entry_s { + uint16_t ether_type; + efx_tunnel_protocol_t encap_type; + uint32_t inner_frame_match; +} ef10_filter_encap_entry_t; + +#define EF10_ENCAP_FILTER_ENTRY(ipv, encap_type, inner_frame_match) \ + { EFX_ETHER_TYPE_##ipv, EFX_TUNNEL_PROTOCOL_##encap_type, \ + EFX_FILTER_INNER_FRAME_MATCH_UNKNOWN_##inner_frame_match } + +static ef10_filter_encap_entry_t ef10_filter_encap_list[] = { + EF10_ENCAP_FILTER_ENTRY(IPV4, VXLAN, UCAST_DST), + EF10_ENCAP_FILTER_ENTRY(IPV4, VXLAN, MCAST_DST), + EF10_ENCAP_FILTER_ENTRY(IPV6, VXLAN, UCAST_DST), + EF10_ENCAP_FILTER_ENTRY(IPV6, VXLAN, MCAST_DST), + + EF10_ENCAP_FILTER_ENTRY(IPV4, GENEVE, UCAST_DST), + EF10_ENCAP_FILTER_ENTRY(IPV4, GENEVE, MCAST_DST), + EF10_ENCAP_FILTER_ENTRY(IPV6, GENEVE, UCAST_DST), + EF10_ENCAP_FILTER_ENTRY(IPV6, GENEVE, MCAST_DST), + + EF10_ENCAP_FILTER_ENTRY(IPV4, NVGRE, UCAST_DST), + EF10_ENCAP_FILTER_ENTRY(IPV4, NVGRE, MCAST_DST), + EF10_ENCAP_FILTER_ENTRY(IPV6, NVGRE, UCAST_DST), + EF10_ENCAP_FILTER_ENTRY(IPV6, NVGRE, MCAST_DST), +}; + +#undef EF10_ENCAP_FILTER_ENTRY + +static __checkReturn efx_rc_t +ef10_filter_insert_encap_filters( + __in efx_nic_t *enp, + __in boolean_t mulcst, + __in efx_filter_flags_t filter_flags) +{ + ef10_filter_table_t *table = enp->en_filter.ef_ef10_filter_table; + uint32_t i; + efx_rc_t rc; + + EFX_STATIC_ASSERT(EFX_ARRAY_SIZE(ef10_filter_encap_list) <= + EFX_ARRAY_SIZE(table->eft_encap_filter_indexes)); + + /* + * On Medford, full-featured firmware can identify packets as being + * tunnel encapsulated, even if no encapsulated packet offloads are in + * use. When packets are identified as such, ordinary filters are not + * applied, only ones specific to encapsulated packets. Hence we need to + * insert filters for encapsulated packets in order to receive them. + * + * Separate filters need to be inserted for each ether type, + * encapsulation type, and inner frame type (unicast or multicast). To + * keep things simple and reduce the number of filters needed, catch-all + * filters for all combinations of types are inserted, even if + * all_unicst or all_mulcst have not been set. (These catch-all filters + * may well, however, fail to insert on unprivileged functions.) + */ + table->eft_encap_filter_count = 0; + for (i = 0; i < EFX_ARRAY_SIZE(ef10_filter_encap_list); i++) { + efx_filter_spec_t spec; + ef10_filter_encap_entry_t *encap_filter = + &ef10_filter_encap_list[i]; + + /* + * Skip multicast filters if we've not been asked for + * any multicast traffic. + */ + if ((mulcst == B_FALSE) && + (encap_filter->inner_frame_match == + EFX_FILTER_INNER_FRAME_MATCH_UNKNOWN_MCAST_DST)) + continue; + + efx_filter_spec_init_rx(&spec, EFX_FILTER_PRI_AUTO, + filter_flags, + table->eft_default_rxq); + efx_filter_spec_set_ether_type(&spec, encap_filter->ether_type); + rc = efx_filter_spec_set_encap_type(&spec, + encap_filter->encap_type, + encap_filter->inner_frame_match); + if (rc != 0) + goto fail1; + + rc = ef10_filter_add_internal(enp, &spec, B_TRUE, + &table->eft_encap_filter_indexes[ + table->eft_encap_filter_count]); + if (rc != 0) { + if (rc != EACCES) + goto fail2; + } else { + table->eft_encap_filter_count++; + } + } + + return (0); + +fail2: + EFSYS_PROBE(fail2); +fail1: + EFSYS_PROBE1(fail1, efx_rc_t, rc); + + return (rc); +} + static void ef10_filter_remove_old( __in efx_nic_t *enp) @@ -1326,6 +1434,12 @@ ef10_filter_reconfigure( } table->eft_mulcst_filter_count = 0; + for (i = 0; i < table->eft_encap_filter_count; i++) { + (void) ef10_filter_delete_internal(enp, + table->eft_encap_filter_indexes[i]); + } + table->eft_encap_filter_count = 0; + return (0); } @@ -1343,6 +1457,10 @@ ef10_filter_reconfigure( ef10_filter_set_entry_auto_old(table, table->eft_mulcst_filter_indexes[i]); } + for (i = 0; i < table->eft_encap_filter_count; i++) { + ef10_filter_set_entry_auto_old(table, + table->eft_encap_filter_indexes[i]); + } /* * Insert or renew unicast filters. @@ -1460,6 +1578,13 @@ ef10_filter_reconfigure( } } + if (encp->enc_tunnel_encapsulations_supported != 0) { + /* Try to insert filters for encapsulated packets. */ + (void) ef10_filter_insert_encap_filters(enp, + mulcst || all_mulcst || brdcst, + filter_flags); + } + /* Remove old filters which were not renewed */ ef10_filter_remove_old(enp);