X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fsfc%2Fbase%2Fefx_rx.c;h=e1a97777e197301e6da953c4fde1fab15cfe1ec5;hb=9a57eee01860bfbd203d3db5d3be220ddaf1e4be;hp=2899a0f296179b03609d4816fe9597335089b980;hpb=94190e3543bfaa89dafd521e89c7e4a002db4d04;p=dpdk.git diff --git a/drivers/net/sfc/base/efx_rx.c b/drivers/net/sfc/base/efx_rx.c index 2899a0f296..e1a97777e1 100644 --- a/drivers/net/sfc/base/efx_rx.c +++ b/drivers/net/sfc/base/efx_rx.c @@ -42,6 +42,44 @@ static void siena_rx_fini( __in efx_nic_t *enp); +#if EFSYS_OPT_RX_SCATTER +static __checkReturn efx_rc_t +siena_rx_scatter_enable( + __in efx_nic_t *enp, + __in unsigned int buf_size); +#endif /* EFSYS_OPT_RX_SCATTER */ + +#if EFSYS_OPT_RX_SCALE +static __checkReturn efx_rc_t +siena_rx_scale_mode_set( + __in efx_nic_t *enp, + __in uint32_t rss_context, + __in efx_rx_hash_alg_t alg, + __in efx_rx_hash_type_t type, + __in boolean_t insert); + +static __checkReturn efx_rc_t +siena_rx_scale_key_set( + __in efx_nic_t *enp, + __in uint32_t rss_context, + __in_ecount(n) uint8_t *key, + __in size_t n); + +static __checkReturn efx_rc_t +siena_rx_scale_tbl_set( + __in efx_nic_t *enp, + __in uint32_t rss_context, + __in_ecount(n) unsigned int *table, + __in size_t n); + +static __checkReturn uint32_t +siena_rx_prefix_hash( + __in efx_nic_t *enp, + __in efx_rx_hash_alg_t func, + __in uint8_t *buffer); + +#endif /* EFSYS_OPT_RX_SCALE */ + static __checkReturn efx_rc_t siena_rx_prefix_pktlen( __in efx_nic_t *enp, @@ -63,6 +101,22 @@ siena_rx_qpush( __in unsigned int added, __inout unsigned int *pushedp); +#if EFSYS_OPT_RX_PACKED_STREAM +static void +siena_rx_qpush_ps_credits( + __in efx_rxq_t *erp); + +static __checkReturn uint8_t * +siena_rx_qps_packet_info( + __in efx_rxq_t *erp, + __in uint8_t *buffer, + __in uint32_t buffer_length, + __in uint32_t current_offset, + __out uint16_t *lengthp, + __out uint32_t *next_offsetp, + __out uint32_t *timestamp); +#endif + static __checkReturn efx_rc_t siena_rx_qflush( __in efx_rxq_t *erp); @@ -94,9 +148,24 @@ siena_rx_qdestroy( static const efx_rx_ops_t __efx_rx_siena_ops = { siena_rx_init, /* erxo_init */ siena_rx_fini, /* erxo_fini */ +#if EFSYS_OPT_RX_SCATTER + siena_rx_scatter_enable, /* erxo_scatter_enable */ +#endif +#if EFSYS_OPT_RX_SCALE + NULL, /* erxo_scale_context_alloc */ + NULL, /* erxo_scale_context_free */ + siena_rx_scale_mode_set, /* erxo_scale_mode_set */ + siena_rx_scale_key_set, /* erxo_scale_key_set */ + siena_rx_scale_tbl_set, /* erxo_scale_tbl_set */ + siena_rx_prefix_hash, /* erxo_prefix_hash */ +#endif siena_rx_prefix_pktlen, /* erxo_prefix_pktlen */ siena_rx_qpost, /* erxo_qpost */ siena_rx_qpush, /* erxo_qpush */ +#if EFSYS_OPT_RX_PACKED_STREAM + siena_rx_qpush_ps_credits, /* erxo_qpush_ps_credits */ + siena_rx_qps_packet_info, /* erxo_qps_packet_info */ +#endif siena_rx_qflush, /* erxo_qflush */ siena_rx_qenable, /* erxo_qenable */ siena_rx_qcreate, /* erxo_qcreate */ @@ -108,9 +177,24 @@ static const efx_rx_ops_t __efx_rx_siena_ops = { static const efx_rx_ops_t __efx_rx_ef10_ops = { ef10_rx_init, /* erxo_init */ ef10_rx_fini, /* erxo_fini */ +#if EFSYS_OPT_RX_SCATTER + ef10_rx_scatter_enable, /* erxo_scatter_enable */ +#endif +#if EFSYS_OPT_RX_SCALE + ef10_rx_scale_context_alloc, /* erxo_scale_context_alloc */ + ef10_rx_scale_context_free, /* erxo_scale_context_free */ + ef10_rx_scale_mode_set, /* erxo_scale_mode_set */ + ef10_rx_scale_key_set, /* erxo_scale_key_set */ + ef10_rx_scale_tbl_set, /* erxo_scale_tbl_set */ + ef10_rx_prefix_hash, /* erxo_prefix_hash */ +#endif ef10_rx_prefix_pktlen, /* erxo_prefix_pktlen */ ef10_rx_qpost, /* erxo_qpost */ ef10_rx_qpush, /* erxo_qpush */ +#if EFSYS_OPT_RX_PACKED_STREAM + ef10_rx_qpush_ps_credits, /* erxo_qpush_ps_credits */ + ef10_rx_qps_packet_info, /* erxo_qps_packet_info */ +#endif ef10_rx_qflush, /* erxo_qflush */ ef10_rx_qenable, /* erxo_qenable */ ef10_rx_qcreate, /* erxo_qcreate */ @@ -202,6 +286,232 @@ efx_rx_fini( enp->en_mod_flags &= ~EFX_MOD_RX; } +#if EFSYS_OPT_RX_SCATTER + __checkReturn efx_rc_t +efx_rx_scatter_enable( + __in efx_nic_t *enp, + __in unsigned int buf_size) +{ + const efx_rx_ops_t *erxop = enp->en_erxop; + efx_rc_t rc; + + EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); + EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_RX); + + if ((rc = erxop->erxo_scatter_enable(enp, buf_size)) != 0) + goto fail1; + + return (0); + +fail1: + EFSYS_PROBE1(fail1, efx_rc_t, rc); + return (rc); +} +#endif /* EFSYS_OPT_RX_SCATTER */ + +#if EFSYS_OPT_RX_SCALE + __checkReturn efx_rc_t +efx_rx_hash_default_support_get( + __in efx_nic_t *enp, + __out efx_rx_hash_support_t *supportp) +{ + efx_rc_t rc; + + EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); + EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_RX); + + if (supportp == NULL) { + rc = EINVAL; + goto fail1; + } + + /* + * Report the hashing support the client gets by default if it + * does not allocate an RSS context itself. + */ + *supportp = enp->en_hash_support; + + return (0); + +fail1: + EFSYS_PROBE1(fail1, efx_rc_t, rc); + + return (rc); +} + + __checkReturn efx_rc_t +efx_rx_scale_default_support_get( + __in efx_nic_t *enp, + __out efx_rx_scale_context_type_t *typep) +{ + efx_rc_t rc; + + EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); + EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_RX); + + if (typep == NULL) { + rc = EINVAL; + goto fail1; + } + + /* + * Report the RSS support the client gets by default if it + * does not allocate an RSS context itself. + */ + *typep = enp->en_rss_context_type; + + return (0); + +fail1: + EFSYS_PROBE1(fail1, efx_rc_t, rc); + + return (rc); +} +#endif /* EFSYS_OPT_RX_SCALE */ + +#if EFSYS_OPT_RX_SCALE + __checkReturn efx_rc_t +efx_rx_scale_context_alloc( + __in efx_nic_t *enp, + __in efx_rx_scale_context_type_t type, + __in uint32_t num_queues, + __out uint32_t *rss_contextp) +{ + const efx_rx_ops_t *erxop = enp->en_erxop; + efx_rc_t rc; + + EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); + EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_RX); + + if (erxop->erxo_scale_context_alloc == NULL) { + rc = ENOTSUP; + goto fail1; + } + if ((rc = erxop->erxo_scale_context_alloc(enp, type, + num_queues, rss_contextp)) != 0) { + goto fail2; + } + + return (0); + +fail2: + EFSYS_PROBE(fail2); +fail1: + EFSYS_PROBE1(fail1, efx_rc_t, rc); + return (rc); +} +#endif /* EFSYS_OPT_RX_SCALE */ + +#if EFSYS_OPT_RX_SCALE + __checkReturn efx_rc_t +efx_rx_scale_context_free( + __in efx_nic_t *enp, + __in uint32_t rss_context) +{ + const efx_rx_ops_t *erxop = enp->en_erxop; + efx_rc_t rc; + + EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); + EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_RX); + + if (erxop->erxo_scale_context_free == NULL) { + rc = ENOTSUP; + goto fail1; + } + if ((rc = erxop->erxo_scale_context_free(enp, rss_context)) != 0) + goto fail2; + + return (0); + +fail2: + EFSYS_PROBE(fail2); +fail1: + EFSYS_PROBE1(fail1, efx_rc_t, rc); + return (rc); +} +#endif /* EFSYS_OPT_RX_SCALE */ + +#if EFSYS_OPT_RX_SCALE + __checkReturn efx_rc_t +efx_rx_scale_mode_set( + __in efx_nic_t *enp, + __in uint32_t rss_context, + __in efx_rx_hash_alg_t alg, + __in efx_rx_hash_type_t type, + __in boolean_t insert) +{ + const efx_rx_ops_t *erxop = enp->en_erxop; + efx_rc_t rc; + + EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); + EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_RX); + + if (erxop->erxo_scale_mode_set != NULL) { + if ((rc = erxop->erxo_scale_mode_set(enp, rss_context, alg, + type, insert)) != 0) + goto fail1; + } + + return (0); + +fail1: + EFSYS_PROBE1(fail1, efx_rc_t, rc); + return (rc); +} +#endif /* EFSYS_OPT_RX_SCALE */ + +#if EFSYS_OPT_RX_SCALE + __checkReturn efx_rc_t +efx_rx_scale_key_set( + __in efx_nic_t *enp, + __in uint32_t rss_context, + __in_ecount(n) uint8_t *key, + __in size_t n) +{ + const efx_rx_ops_t *erxop = enp->en_erxop; + efx_rc_t rc; + + EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); + EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_RX); + + if ((rc = erxop->erxo_scale_key_set(enp, rss_context, key, n)) != 0) + goto fail1; + + return (0); + +fail1: + EFSYS_PROBE1(fail1, efx_rc_t, rc); + + return (rc); +} +#endif /* EFSYS_OPT_RX_SCALE */ + +#if EFSYS_OPT_RX_SCALE + __checkReturn efx_rc_t +efx_rx_scale_tbl_set( + __in efx_nic_t *enp, + __in uint32_t rss_context, + __in_ecount(n) unsigned int *table, + __in size_t n) +{ + const efx_rx_ops_t *erxop = enp->en_erxop; + efx_rc_t rc; + + EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); + EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_RX); + + if ((rc = erxop->erxo_scale_tbl_set(enp, rss_context, table, n)) != 0) + goto fail1; + + return (0); + +fail1: + EFSYS_PROBE1(fail1, efx_rc_t, rc); + + return (rc); +} +#endif /* EFSYS_OPT_RX_SCALE */ + void efx_rx_qpost( __in efx_rxq_t *erp, @@ -219,6 +529,40 @@ efx_rx_qpost( erxop->erxo_qpost(erp, addrp, size, n, completed, added); } +#if EFSYS_OPT_RX_PACKED_STREAM + + void +efx_rx_qpush_ps_credits( + __in efx_rxq_t *erp) +{ + efx_nic_t *enp = erp->er_enp; + const efx_rx_ops_t *erxop = enp->en_erxop; + + EFSYS_ASSERT3U(erp->er_magic, ==, EFX_RXQ_MAGIC); + + erxop->erxo_qpush_ps_credits(erp); +} + + __checkReturn uint8_t * +efx_rx_qps_packet_info( + __in efx_rxq_t *erp, + __in uint8_t *buffer, + __in uint32_t buffer_length, + __in uint32_t current_offset, + __out uint16_t *lengthp, + __out uint32_t *next_offsetp, + __out uint32_t *timestamp) +{ + efx_nic_t *enp = erp->er_enp; + const efx_rx_ops_t *erxop = enp->en_erxop; + + return (erxop->erxo_qps_packet_info(erp, buffer, + buffer_length, current_offset, lengthp, + next_offsetp, timestamp)); +} + +#endif /* EFSYS_OPT_RX_PACKED_STREAM */ + void efx_rx_qpush( __in efx_rxq_t *erp, @@ -344,6 +688,23 @@ efx_pseudo_hdr_pkt_length_get( return (erxop->erxo_prefix_pktlen(enp, buffer, lengthp)); } +#if EFSYS_OPT_RX_SCALE + __checkReturn uint32_t +efx_pseudo_hdr_hash_get( + __in efx_rxq_t *erp, + __in efx_rx_hash_alg_t func, + __in uint8_t *buffer) +{ + efx_nic_t *enp = erp->er_enp; + const efx_rx_ops_t *erxop = enp->en_erxop; + + EFSYS_ASSERT3U(erp->er_magic, ==, EFX_RXQ_MAGIC); + + EFSYS_ASSERT3U(enp->en_hash_support, ==, EFX_RX_HASH_AVAILABLE); + return (erxop->erxo_prefix_hash(enp, func, buffer)); +} +#endif /* EFSYS_OPT_RX_SCALE */ + #if EFSYS_OPT_SIENA static __checkReturn efx_rc_t @@ -371,9 +732,61 @@ siena_rx_init( index, &oword, B_TRUE); } +#if EFSYS_OPT_RX_SCALE + /* The RSS key and indirection table are writable. */ + enp->en_rss_context_type = EFX_RX_SCALE_EXCLUSIVE; + + /* Hardware can insert RX hash with/without RSS */ + enp->en_hash_support = EFX_RX_HASH_AVAILABLE; +#endif /* EFSYS_OPT_RX_SCALE */ + return (0); } +#if EFSYS_OPT_RX_SCATTER +static __checkReturn efx_rc_t +siena_rx_scatter_enable( + __in efx_nic_t *enp, + __in unsigned int buf_size) +{ + unsigned int nbuf32; + efx_oword_t oword; + efx_rc_t rc; + + nbuf32 = buf_size / 32; + if ((nbuf32 == 0) || + (nbuf32 >= (1 << FRF_BZ_RX_USR_BUF_SIZE_WIDTH)) || + ((buf_size % 32) != 0)) { + rc = EINVAL; + goto fail1; + } + + if (enp->en_rx_qcount > 0) { + rc = EBUSY; + goto fail2; + } + + /* Set scatter buffer size */ + EFX_BAR_READO(enp, FR_AZ_RX_CFG_REG, &oword); + EFX_SET_OWORD_FIELD(oword, FRF_BZ_RX_USR_BUF_SIZE, nbuf32); + EFX_BAR_WRITEO(enp, FR_AZ_RX_CFG_REG, &oword); + + /* Enable scatter for packets not matching a filter */ + EFX_BAR_READO(enp, FR_AZ_RX_FILTER_CTL_REG, &oword); + EFX_SET_OWORD_FIELD(oword, FRF_BZ_SCATTER_ENBL_NO_MATCH_Q, 1); + EFX_BAR_WRITEO(enp, FR_AZ_RX_FILTER_CTL_REG, &oword); + + return (0); + +fail2: + EFSYS_PROBE(fail2); +fail1: + EFSYS_PROBE1(fail1, efx_rc_t, rc); + + return (rc); +} +#endif /* EFSYS_OPT_RX_SCATTER */ + #define EFX_RX_LFSR_HASH(_enp, _insert) \ do { \ @@ -435,6 +848,265 @@ siena_rx_init( } while (B_FALSE) +#if EFSYS_OPT_RX_SCALE + +static __checkReturn efx_rc_t +siena_rx_scale_mode_set( + __in efx_nic_t *enp, + __in uint32_t rss_context, + __in efx_rx_hash_alg_t alg, + __in efx_rx_hash_type_t type, + __in boolean_t insert) +{ + efx_rc_t rc; + + if (rss_context != EFX_RSS_CONTEXT_DEFAULT) { + rc = EINVAL; + goto fail1; + } + + switch (alg) { + case EFX_RX_HASHALG_LFSR: + EFX_RX_LFSR_HASH(enp, insert); + break; + + case EFX_RX_HASHALG_TOEPLITZ: + EFX_RX_TOEPLITZ_IPV4_HASH(enp, insert, + type & EFX_RX_HASH_IPV4, + type & EFX_RX_HASH_TCPIPV4); + + EFX_RX_TOEPLITZ_IPV6_HASH(enp, + type & EFX_RX_HASH_IPV6, + type & EFX_RX_HASH_TCPIPV6, + rc); + if (rc != 0) + goto fail2; + + break; + + default: + rc = EINVAL; + goto fail3; + } + + return (0); + +fail3: + EFSYS_PROBE(fail3); +fail2: + EFSYS_PROBE(fail2); +fail1: + EFSYS_PROBE1(fail1, efx_rc_t, rc); + + EFX_RX_LFSR_HASH(enp, B_FALSE); + + return (rc); +} +#endif + +#if EFSYS_OPT_RX_SCALE +static __checkReturn efx_rc_t +siena_rx_scale_key_set( + __in efx_nic_t *enp, + __in uint32_t rss_context, + __in_ecount(n) uint8_t *key, + __in size_t n) +{ + efx_oword_t oword; + unsigned int byte; + unsigned int offset; + efx_rc_t rc; + + if (rss_context != EFX_RSS_CONTEXT_DEFAULT) { + rc = EINVAL; + goto fail1; + } + + byte = 0; + + /* Write Toeplitz IPv4 hash key */ + EFX_ZERO_OWORD(oword); + for (offset = (FRF_BZ_RX_RSS_TKEY_LBN + FRF_BZ_RX_RSS_TKEY_WIDTH) / 8; + offset > 0 && byte < n; + --offset) + oword.eo_u8[offset - 1] = key[byte++]; + + EFX_BAR_WRITEO(enp, FR_BZ_RX_RSS_TKEY_REG, &oword); + + byte = 0; + + /* Verify Toeplitz IPv4 hash key */ + EFX_BAR_READO(enp, FR_BZ_RX_RSS_TKEY_REG, &oword); + for (offset = (FRF_BZ_RX_RSS_TKEY_LBN + FRF_BZ_RX_RSS_TKEY_WIDTH) / 8; + offset > 0 && byte < n; + --offset) { + if (oword.eo_u8[offset - 1] != key[byte++]) { + rc = EFAULT; + goto fail2; + } + } + + if ((enp->en_features & EFX_FEATURE_IPV6) == 0) + goto done; + + byte = 0; + + /* Write Toeplitz IPv6 hash key 3 */ + EFX_BAR_READO(enp, FR_CZ_RX_RSS_IPV6_REG3, &oword); + for (offset = (FRF_CZ_RX_RSS_IPV6_TKEY_HI_LBN + + FRF_CZ_RX_RSS_IPV6_TKEY_HI_WIDTH) / 8; + offset > 0 && byte < n; + --offset) + oword.eo_u8[offset - 1] = key[byte++]; + + EFX_BAR_WRITEO(enp, FR_CZ_RX_RSS_IPV6_REG3, &oword); + + /* Write Toeplitz IPv6 hash key 2 */ + EFX_ZERO_OWORD(oword); + for (offset = (FRF_CZ_RX_RSS_IPV6_TKEY_MID_LBN + + FRF_CZ_RX_RSS_IPV6_TKEY_MID_WIDTH) / 8; + offset > 0 && byte < n; + --offset) + oword.eo_u8[offset - 1] = key[byte++]; + + EFX_BAR_WRITEO(enp, FR_CZ_RX_RSS_IPV6_REG2, &oword); + + /* Write Toeplitz IPv6 hash key 1 */ + EFX_ZERO_OWORD(oword); + for (offset = (FRF_CZ_RX_RSS_IPV6_TKEY_LO_LBN + + FRF_CZ_RX_RSS_IPV6_TKEY_LO_WIDTH) / 8; + offset > 0 && byte < n; + --offset) + oword.eo_u8[offset - 1] = key[byte++]; + + EFX_BAR_WRITEO(enp, FR_CZ_RX_RSS_IPV6_REG1, &oword); + + byte = 0; + + /* Verify Toeplitz IPv6 hash key 3 */ + EFX_BAR_READO(enp, FR_CZ_RX_RSS_IPV6_REG3, &oword); + for (offset = (FRF_CZ_RX_RSS_IPV6_TKEY_HI_LBN + + FRF_CZ_RX_RSS_IPV6_TKEY_HI_WIDTH) / 8; + offset > 0 && byte < n; + --offset) { + if (oword.eo_u8[offset - 1] != key[byte++]) { + rc = EFAULT; + goto fail3; + } + } + + /* Verify Toeplitz IPv6 hash key 2 */ + EFX_BAR_READO(enp, FR_CZ_RX_RSS_IPV6_REG2, &oword); + for (offset = (FRF_CZ_RX_RSS_IPV6_TKEY_MID_LBN + + FRF_CZ_RX_RSS_IPV6_TKEY_MID_WIDTH) / 8; + offset > 0 && byte < n; + --offset) { + if (oword.eo_u8[offset - 1] != key[byte++]) { + rc = EFAULT; + goto fail4; + } + } + + /* Verify Toeplitz IPv6 hash key 1 */ + EFX_BAR_READO(enp, FR_CZ_RX_RSS_IPV6_REG1, &oword); + for (offset = (FRF_CZ_RX_RSS_IPV6_TKEY_LO_LBN + + FRF_CZ_RX_RSS_IPV6_TKEY_LO_WIDTH) / 8; + offset > 0 && byte < n; + --offset) { + if (oword.eo_u8[offset - 1] != key[byte++]) { + rc = EFAULT; + goto fail5; + } + } + +done: + return (0); + +fail5: + EFSYS_PROBE(fail5); +fail4: + EFSYS_PROBE(fail4); +fail3: + EFSYS_PROBE(fail3); +fail2: + EFSYS_PROBE(fail2); +fail1: + EFSYS_PROBE1(fail1, efx_rc_t, rc); + + return (rc); +} +#endif + +#if EFSYS_OPT_RX_SCALE +static __checkReturn efx_rc_t +siena_rx_scale_tbl_set( + __in efx_nic_t *enp, + __in uint32_t rss_context, + __in_ecount(n) unsigned int *table, + __in size_t n) +{ + efx_oword_t oword; + int index; + efx_rc_t rc; + + EFX_STATIC_ASSERT(EFX_RSS_TBL_SIZE == FR_BZ_RX_INDIRECTION_TBL_ROWS); + EFX_STATIC_ASSERT(EFX_MAXRSS == (1 << FRF_BZ_IT_QUEUE_WIDTH)); + + if (rss_context != EFX_RSS_CONTEXT_DEFAULT) { + rc = EINVAL; + goto fail1; + } + + if (n > FR_BZ_RX_INDIRECTION_TBL_ROWS) { + rc = EINVAL; + goto fail2; + } + + for (index = 0; index < FR_BZ_RX_INDIRECTION_TBL_ROWS; index++) { + uint32_t byte; + + /* Calculate the entry to place in the table */ + byte = (n > 0) ? (uint32_t)table[index % n] : 0; + + EFSYS_PROBE2(table, int, index, uint32_t, byte); + + EFX_POPULATE_OWORD_1(oword, FRF_BZ_IT_QUEUE, byte); + + /* Write the table */ + EFX_BAR_TBL_WRITEO(enp, FR_BZ_RX_INDIRECTION_TBL, + index, &oword, B_TRUE); + } + + for (index = FR_BZ_RX_INDIRECTION_TBL_ROWS - 1; index >= 0; --index) { + uint32_t byte; + + /* Determine if we're starting a new batch */ + byte = (n > 0) ? (uint32_t)table[index % n] : 0; + + /* Read the table */ + EFX_BAR_TBL_READO(enp, FR_BZ_RX_INDIRECTION_TBL, + index, &oword, B_TRUE); + + /* Verify the entry */ + if (EFX_OWORD_FIELD(oword, FRF_BZ_IT_QUEUE) != byte) { + rc = EFAULT; + goto fail3; + } + } + + return (0); + +fail3: + EFSYS_PROBE(fail3); +fail2: + EFSYS_PROBE(fail2); +fail1: + EFSYS_PROBE1(fail1, efx_rc_t, rc); + + return (rc); +} +#endif + /* * Falcon/Siena pseudo-header * -------------------------- @@ -451,6 +1123,32 @@ siena_rx_init( * LL.LL LFSR hash (16-bit big-endian) */ +#if EFSYS_OPT_RX_SCALE +static __checkReturn uint32_t +siena_rx_prefix_hash( + __in efx_nic_t *enp, + __in efx_rx_hash_alg_t func, + __in uint8_t *buffer) +{ + _NOTE(ARGUNUSED(enp)) + + switch (func) { + case EFX_RX_HASHALG_TOEPLITZ: + return ((buffer[12] << 24) | + (buffer[13] << 16) | + (buffer[14] << 8) | + buffer[15]); + + case EFX_RX_HASHALG_LFSR: + return ((buffer[14] << 8) | buffer[15]); + + default: + EFSYS_ASSERT(0); + return (0); + } +} +#endif /* EFSYS_OPT_RX_SCALE */ + static __checkReturn efx_rc_t siena_rx_prefix_pktlen( __in efx_nic_t *enp, @@ -535,6 +1233,32 @@ siena_rx_qpush( erp->er_index, &dword, B_FALSE); } +#if EFSYS_OPT_RX_PACKED_STREAM +static void +siena_rx_qpush_ps_credits( + __in efx_rxq_t *erp) +{ + /* Not supported by Siena hardware */ + EFSYS_ASSERT(0); +} + +static uint8_t * +siena_rx_qps_packet_info( + __in efx_rxq_t *erp, + __in uint8_t *buffer, + __in uint32_t buffer_length, + __in uint32_t current_offset, + __out uint16_t *lengthp, + __out uint32_t *next_offsetp, + __out uint32_t *timestamp) +{ + /* Not supported by Siena hardware */ + EFSYS_ASSERT(0); + + return (NULL); +} +#endif /* EFSYS_OPT_RX_PACKED_STREAM */ + static __checkReturn efx_rc_t siena_rx_qflush( __in efx_rxq_t *erp) @@ -623,6 +1347,16 @@ siena_rx_qcreate( jumbo = B_FALSE; break; +#if EFSYS_OPT_RX_SCATTER + case EFX_RXQ_TYPE_SCATTER: + if (enp->en_family < EFX_FAMILY_SIENA) { + rc = EINVAL; + goto fail4; + } + jumbo = B_TRUE; + break; +#endif /* EFSYS_OPT_RX_SCATTER */ + default: rc = EINVAL; goto fail4;