diff options
Diffstat (limited to 'drivers/net/sfc/base/efx_rx.c')
| -rw-r--r-- | drivers/net/sfc/base/efx_rx.c | 245 |
1 files changed, 232 insertions, 13 deletions
diff --git a/drivers/net/sfc/base/efx_rx.c b/drivers/net/sfc/base/efx_rx.c index c0dcb752..4fd73bab 100644 --- a/drivers/net/sfc/base/efx_rx.c +++ b/drivers/net/sfc/base/efx_rx.c @@ -107,7 +107,7 @@ siena_rx_qcreate( __in unsigned int index, __in unsigned int label, __in efx_rxq_type_t type, - __in uint32_t type_data, + __in const efx_rxq_type_data_t *type_data, __in efsys_mem_t *esmp, __in size_t ndescs, __in uint32_t id, @@ -151,7 +151,7 @@ static const efx_rx_ops_t __efx_rx_siena_ops = { }; #endif /* EFSYS_OPT_SIENA */ -#if EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD +#if EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD || EFSYS_OPT_MEDFORD2 static const efx_rx_ops_t __efx_rx_ef10_ops = { ef10_rx_init, /* erxo_init */ ef10_rx_fini, /* erxo_fini */ @@ -178,7 +178,7 @@ static const efx_rx_ops_t __efx_rx_ef10_ops = { ef10_rx_qcreate, /* erxo_qcreate */ ef10_rx_qdestroy, /* erxo_qdestroy */ }; -#endif /* EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD */ +#endif /* EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD || EFSYS_OPT_MEDFORD2 */ __checkReturn efx_rc_t @@ -220,6 +220,12 @@ efx_rx_init( break; #endif /* EFSYS_OPT_MEDFORD */ +#if EFSYS_OPT_MEDFORD2 + case EFX_FAMILY_MEDFORD2: + erxop = &__efx_rx_ef10_ops; + break; +#endif /* EFSYS_OPT_MEDFORD2 */ + default: EFSYS_ASSERT(0); rc = ENOTSUP; @@ -288,6 +294,94 @@ fail1: #endif /* EFSYS_OPT_RX_SCATTER */ #if EFSYS_OPT_RX_SCALE + __checkReturn efx_rc_t +efx_rx_scale_hash_flags_get( + __in efx_nic_t *enp, + __in efx_rx_hash_alg_t hash_alg, + __inout_ecount(EFX_RX_HASH_NFLAGS) unsigned int *flags, + __out unsigned int *nflagsp) +{ + efx_nic_cfg_t *encp = &enp->en_nic_cfg; + boolean_t l4; + boolean_t additional_modes; + unsigned int *entryp = flags; + efx_rc_t rc; + + if (flags == NULL || nflagsp == NULL) { + rc = EINVAL; + goto fail1; + } + + l4 = encp->enc_rx_scale_l4_hash_supported; + additional_modes = encp->enc_rx_scale_additional_modes_supported; + +#define LIST_FLAGS(_entryp, _class, _l4_hashing, _additional_modes) \ + do { \ + if (_l4_hashing) { \ + *(_entryp++) = EFX_RX_HASH(_class, 4TUPLE); \ + \ + if (_additional_modes) { \ + *(_entryp++) = \ + EFX_RX_HASH(_class, 2TUPLE_DST); \ + *(_entryp++) = \ + EFX_RX_HASH(_class, 2TUPLE_SRC); \ + } \ + } \ + \ + *(_entryp++) = EFX_RX_HASH(_class, 2TUPLE); \ + \ + if (_additional_modes) { \ + *(_entryp++) = EFX_RX_HASH(_class, 1TUPLE_DST); \ + *(_entryp++) = EFX_RX_HASH(_class, 1TUPLE_SRC); \ + } \ + \ + *(_entryp++) = EFX_RX_HASH(_class, DISABLE); \ + \ + _NOTE(CONSTANTCONDITION) \ + } while (B_FALSE) + + switch (hash_alg) { + case EFX_RX_HASHALG_PACKED_STREAM: + if ((encp->enc_rx_scale_hash_alg_mask & (1U << hash_alg)) == 0) + break; + /* FALLTHRU */ + case EFX_RX_HASHALG_TOEPLITZ: + if ((encp->enc_rx_scale_hash_alg_mask & (1U << hash_alg)) == 0) + break; + + LIST_FLAGS(entryp, IPV4_TCP, l4, additional_modes); + LIST_FLAGS(entryp, IPV6_TCP, l4, additional_modes); + + if (additional_modes) { + LIST_FLAGS(entryp, IPV4_UDP, l4, additional_modes); + LIST_FLAGS(entryp, IPV6_UDP, l4, additional_modes); + } + + LIST_FLAGS(entryp, IPV4, B_FALSE, additional_modes); + LIST_FLAGS(entryp, IPV6, B_FALSE, additional_modes); + break; + + default: + rc = EINVAL; + goto fail2; + } + +#undef LIST_FLAGS + + *nflagsp = (unsigned int)(entryp - flags); + EFSYS_ASSERT3U(*nflagsp, <=, EFX_RX_HASH_NFLAGS); + + return (0); + +fail2: + EFSYS_PROBE(fail2); + +fail1: + EFSYS_PROBE1(fail1, efx_rc_t, rc); + + return (rc); +} + __checkReturn efx_rc_t efx_rx_hash_default_support_get( __in efx_nic_t *enp, @@ -419,19 +513,82 @@ efx_rx_scale_mode_set( __in boolean_t insert) { const efx_rx_ops_t *erxop = enp->en_erxop; + unsigned int type_flags[EFX_RX_HASH_NFLAGS]; + unsigned int type_nflags; + efx_rx_hash_type_t type_check; + unsigned int i; efx_rc_t rc; EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_RX); + /* + * Legacy flags and modern bits cannot be + * used at the same time in the hash type. + */ + if ((type & EFX_RX_HASH_LEGACY_MASK) && + (type & ~EFX_RX_HASH_LEGACY_MASK)) { + rc = EINVAL; + goto fail1; + } + + /* + * Translate legacy flags to the new representation + * so that chip-specific handlers will consider the + * new flags only. + */ + if (type & EFX_RX_HASH_IPV4) { + type |= EFX_RX_HASH(IPV4, 2TUPLE); + type |= EFX_RX_HASH(IPV4_TCP, 2TUPLE); + type |= EFX_RX_HASH(IPV4_UDP, 2TUPLE); + } + + if (type & EFX_RX_HASH_TCPIPV4) + type |= EFX_RX_HASH(IPV4_TCP, 4TUPLE); + + if (type & EFX_RX_HASH_IPV6) { + type |= EFX_RX_HASH(IPV6, 2TUPLE); + type |= EFX_RX_HASH(IPV6_TCP, 2TUPLE); + type |= EFX_RX_HASH(IPV6_UDP, 2TUPLE); + } + + if (type & EFX_RX_HASH_TCPIPV6) + type |= EFX_RX_HASH(IPV6_TCP, 4TUPLE); + + type &= ~EFX_RX_HASH_LEGACY_MASK; + type_check = type; + + /* + * Get the list of supported hash flags and sanitise the input. + */ + rc = efx_rx_scale_hash_flags_get(enp, alg, type_flags, &type_nflags); + if (rc != 0) + goto fail2; + + for (i = 0; i < type_nflags; ++i) { + if ((type_check & type_flags[i]) == type_flags[i]) + type_check &= ~(type_flags[i]); + } + + if (type_check != 0) { + rc = EINVAL; + goto fail3; + } + if (erxop->erxo_scale_mode_set != NULL) { if ((rc = erxop->erxo_scale_mode_set(enp, rss_context, alg, type, insert)) != 0) - goto fail1; + goto fail4; } return (0); +fail4: + EFSYS_PROBE(fail4); +fail3: + EFSYS_PROBE(fail3); +fail2: + EFSYS_PROBE(fail2); fail1: EFSYS_PROBE1(fail1, efx_rc_t, rc); return (rc); @@ -594,7 +751,7 @@ efx_rx_qcreate_internal( __in unsigned int index, __in unsigned int label, __in efx_rxq_type_t type, - __in uint32_t type_data, + __in const efx_rxq_type_data_t *type_data, __in efsys_mem_t *esmp, __in size_t ndescs, __in uint32_t id, @@ -655,8 +812,8 @@ efx_rx_qcreate( __in efx_evq_t *eep, __deref_out efx_rxq_t **erpp) { - return efx_rx_qcreate_internal(enp, index, label, type, 0, esmp, ndescs, - id, flags, eep, erpp); + return efx_rx_qcreate_internal(enp, index, label, type, NULL, + esmp, ndescs, id, flags, eep, erpp); } #if EFSYS_OPT_RX_PACKED_STREAM @@ -672,13 +829,71 @@ efx_rx_qcreate_packed_stream( __in efx_evq_t *eep, __deref_out efx_rxq_t **erpp) { + efx_rxq_type_data_t type_data; + + memset(&type_data, 0, sizeof(type_data)); + + type_data.ertd_packed_stream.eps_buf_size = ps_buf_size; + return efx_rx_qcreate_internal(enp, index, label, - EFX_RXQ_TYPE_PACKED_STREAM, ps_buf_size, esmp, ndescs, + EFX_RXQ_TYPE_PACKED_STREAM, &type_data, esmp, ndescs, 0 /* id unused on EF10 */, EFX_RXQ_FLAG_NONE, eep, erpp); } #endif +#if EFSYS_OPT_RX_ES_SUPER_BUFFER + + __checkReturn efx_rc_t +efx_rx_qcreate_es_super_buffer( + __in efx_nic_t *enp, + __in unsigned int index, + __in unsigned int label, + __in uint32_t n_bufs_per_desc, + __in uint32_t max_dma_len, + __in uint32_t buf_stride, + __in uint32_t hol_block_timeout, + __in efsys_mem_t *esmp, + __in size_t ndescs, + __in unsigned int flags, + __in efx_evq_t *eep, + __deref_out efx_rxq_t **erpp) +{ + efx_rc_t rc; + efx_rxq_type_data_t type_data; + + if (hol_block_timeout > EFX_RXQ_ES_SUPER_BUFFER_HOL_BLOCK_MAX) { + rc = EINVAL; + goto fail1; + } + + memset(&type_data, 0, sizeof(type_data)); + + type_data.ertd_es_super_buffer.eessb_bufs_per_desc = n_bufs_per_desc; + type_data.ertd_es_super_buffer.eessb_max_dma_len = max_dma_len; + type_data.ertd_es_super_buffer.eessb_buf_stride = buf_stride; + type_data.ertd_es_super_buffer.eessb_hol_block_timeout = + hol_block_timeout; + + rc = efx_rx_qcreate_internal(enp, index, label, + EFX_RXQ_TYPE_ES_SUPER_BUFFER, &type_data, esmp, ndescs, + 0 /* id unused on EF10 */, flags, eep, erpp); + if (rc != 0) + goto fail2; + + return (0); + +fail2: + EFSYS_PROBE(fail2); +fail1: + EFSYS_PROBE1(fail1, efx_rc_t, rc); + + return (rc); +} + +#endif + + void efx_rx_qdestroy( __in efx_rxq_t *erp) @@ -875,6 +1090,10 @@ siena_rx_scale_mode_set( __in efx_rx_hash_type_t type, __in boolean_t insert) { + efx_rx_hash_type_t type_ipv4 = EFX_RX_HASH(IPV4, 2TUPLE); + efx_rx_hash_type_t type_ipv4_tcp = EFX_RX_HASH(IPV4_TCP, 4TUPLE); + efx_rx_hash_type_t type_ipv6 = EFX_RX_HASH(IPV6, 2TUPLE); + efx_rx_hash_type_t type_ipv6_tcp = EFX_RX_HASH(IPV6_TCP, 4TUPLE); efx_rc_t rc; if (rss_context != EFX_RSS_CONTEXT_DEFAULT) { @@ -889,12 +1108,12 @@ siena_rx_scale_mode_set( case EFX_RX_HASHALG_TOEPLITZ: EFX_RX_TOEPLITZ_IPV4_HASH(enp, insert, - type & EFX_RX_HASH_IPV4, - type & EFX_RX_HASH_TCPIPV4); + (type & type_ipv4) == type_ipv4, + (type & type_ipv4_tcp) == type_ipv4_tcp); EFX_RX_TOEPLITZ_IPV6_HASH(enp, - type & EFX_RX_HASH_IPV6, - type & EFX_RX_HASH_TCPIPV6, + (type & type_ipv6) == type_ipv6, + (type & type_ipv6_tcp) == type_ipv6_tcp, rc); if (rc != 0) goto fail2; @@ -1320,7 +1539,7 @@ siena_rx_qcreate( __in unsigned int index, __in unsigned int label, __in efx_rxq_type_t type, - __in uint32_t type_data, + __in const efx_rxq_type_data_t *type_data, __in efsys_mem_t *esmp, __in size_t ndescs, __in uint32_t id, |