X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fsfc%2Fbase%2Fefx_filter.c;h=97c972c6683b32b76bc062411dfaa26ad48881dd;hb=9a5d5f180586d8887dc68c44b02cd8afb4b5173d;hp=c878b784bce84f14ae0a5c590393e7279273c3ce;hpb=94190e3543bfaa89dafd521e89c7e4a002db4d04;p=dpdk.git diff --git a/drivers/net/sfc/base/efx_filter.c b/drivers/net/sfc/base/efx_filter.c index c878b784bc..97c972c668 100644 --- a/drivers/net/sfc/base/efx_filter.c +++ b/drivers/net/sfc/base/efx_filter.c @@ -1,31 +1,7 @@ -/* - * Copyright (c) 2007-2016 Solarflare Communications Inc. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * - * 1. Redistributions of source code must retain the above copyright notice, - * this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright notice, - * this list of conditions and the following disclaimer in the documentation - * and/or other materials provided with the distribution. +/* SPDX-License-Identifier: BSD-3-Clause * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, - * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR - * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, - * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, - * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; - * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, - * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR - * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, - * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - * The views and conclusions contained in the software and documentation are - * those of the authors and should not be interpreted as representing official - * policies, either expressed or implied, of the FreeBSD Project. + * Copyright (c) 2007-2018 Solarflare Communications Inc. + * All rights reserved. */ #include "efx.h" @@ -61,9 +37,10 @@ siena_filter_delete( static __checkReturn efx_rc_t siena_filter_supported_filters( - __in efx_nic_t *enp, - __out uint32_t *list, - __out size_t *length); + __in efx_nic_t *enp, + __out_ecount(buffer_length) uint32_t *buffer, + __in size_t buffer_length, + __out size_t *list_lengthp); #endif /* EFSYS_OPT_SIENA */ @@ -79,7 +56,7 @@ static const efx_filter_ops_t __efx_filter_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_filter_ops_t __efx_filter_ef10_ops = { ef10_filter_init, /* efo_init */ ef10_filter_fini, /* efo_fini */ @@ -89,7 +66,7 @@ static const efx_filter_ops_t __efx_filter_ef10_ops = { ef10_filter_supported_filters, /* efo_supported_filters */ ef10_filter_reconfigure, /* efo_reconfigure */ }; -#endif /* EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD */ +#endif /* EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD || EFSYS_OPT_MEDFORD2 */ __checkReturn efx_rc_t efx_filter_insert( @@ -145,9 +122,6 @@ efx_filter_init( const efx_filter_ops_t *efop; efx_rc_t rc; - /* Check that efx_filter_spec_t is 64 bytes. */ - EFX_STATIC_ASSERT(sizeof (efx_filter_spec_t) == 64); - EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_PROBE); EFSYS_ASSERT(!(enp->en_mod_flags & EFX_MOD_FILTER)); @@ -171,6 +145,12 @@ efx_filter_init( break; #endif /* EFSYS_OPT_MEDFORD */ +#if EFSYS_OPT_MEDFORD2 + case EFX_FAMILY_MEDFORD2: + efop = &__efx_filter_ef10_ops; + break; +#endif /* EFSYS_OPT_MEDFORD2 */ + default: EFSYS_ASSERT(0); rc = ENOTSUP; @@ -208,11 +188,22 @@ efx_filter_fini( enp->en_mod_flags &= ~EFX_MOD_FILTER; } +/* + * Query the possible combinations of match flags which can be filtered on. + * These are returned as a list, of which each 32 bit element is a bitmask + * formed of EFX_FILTER_MATCH flags. + * + * The combinations are ordered in priority from highest to lowest. + * + * If the provided buffer is too short to hold the list, the call with fail with + * ENOSPC and *list_lengthp will be set to the buffer length required. + */ __checkReturn efx_rc_t efx_filter_supported_filters( - __in efx_nic_t *enp, - __out uint32_t *list, - __out size_t *length) + __in efx_nic_t *enp, + __out_ecount(buffer_length) uint32_t *buffer, + __in size_t buffer_length, + __out size_t *list_lengthp) { efx_rc_t rc; @@ -221,11 +212,20 @@ efx_filter_supported_filters( EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_FILTER); EFSYS_ASSERT(enp->en_efop->efo_supported_filters != NULL); - if ((rc = enp->en_efop->efo_supported_filters(enp, list, length)) != 0) + if (buffer == NULL) { + rc = EINVAL; goto fail1; + } + + rc = enp->en_efop->efo_supported_filters(enp, buffer, buffer_length, + list_lengthp); + if (rc != 0) + goto fail2; return (0); +fail2: + EFSYS_PROBE(fail2); fail1: EFSYS_PROBE1(fail1, efx_rc_t, rc); @@ -280,7 +280,7 @@ efx_filter_spec_init_rx( memset(spec, 0, sizeof (*spec)); spec->efs_priority = priority; spec->efs_flags = EFX_FILTER_FLAG_RX | flags; - spec->efs_rss_context = EFX_FILTER_SPEC_RSS_CONTEXT_DEFAULT; + spec->efs_rss_context = EFX_RSS_CONTEXT_DEFAULT; spec->efs_dmaq_id = (uint16_t)erp->er_index; } @@ -374,6 +374,17 @@ efx_filter_spec_set_eth_local( return (0); } + void +efx_filter_spec_set_ether_type( + __inout efx_filter_spec_t *spec, + __in uint16_t ether_type) +{ + EFSYS_ASSERT3P(spec, !=, NULL); + + spec->efs_ether_type = ether_type; + spec->efs_match_flags |= EFX_FILTER_MATCH_ETHER_TYPE; +} + /* * Specify matching otherwise-unmatched unicast in a filter specification */ @@ -383,7 +394,7 @@ efx_filter_spec_set_uc_def( { EFSYS_ASSERT3P(spec, !=, NULL); - spec->efs_match_flags |= EFX_FILTER_MATCH_LOC_MAC_IG; + spec->efs_match_flags |= EFX_FILTER_MATCH_UNKNOWN_UCAST_DST; return (0); } @@ -396,12 +407,130 @@ efx_filter_spec_set_mc_def( { EFSYS_ASSERT3P(spec, !=, NULL); - spec->efs_match_flags |= EFX_FILTER_MATCH_LOC_MAC_IG; - spec->efs_loc_mac[0] = 1; + spec->efs_match_flags |= EFX_FILTER_MATCH_UNKNOWN_MCAST_DST; + return (0); +} + + +__checkReturn efx_rc_t +efx_filter_spec_set_encap_type( + __inout efx_filter_spec_t *spec, + __in efx_tunnel_protocol_t encap_type, + __in efx_filter_inner_frame_match_t inner_frame_match) +{ + uint32_t match_flags = EFX_FILTER_MATCH_ENCAP_TYPE; + uint8_t ip_proto; + efx_rc_t rc; + + EFSYS_ASSERT3P(spec, !=, NULL); + + switch (encap_type) { + case EFX_TUNNEL_PROTOCOL_VXLAN: + case EFX_TUNNEL_PROTOCOL_GENEVE: + ip_proto = EFX_IPPROTO_UDP; + break; + case EFX_TUNNEL_PROTOCOL_NVGRE: + ip_proto = EFX_IPPROTO_GRE; + break; + default: + EFSYS_ASSERT(0); + rc = EINVAL; + goto fail1; + } + + switch (inner_frame_match) { + case EFX_FILTER_INNER_FRAME_MATCH_UNKNOWN_MCAST_DST: + match_flags |= EFX_FILTER_MATCH_IFRM_UNKNOWN_MCAST_DST; + break; + case EFX_FILTER_INNER_FRAME_MATCH_UNKNOWN_UCAST_DST: + match_flags |= EFX_FILTER_MATCH_IFRM_UNKNOWN_UCAST_DST; + break; + case EFX_FILTER_INNER_FRAME_MATCH_OTHER: + /* This is for when specific inner frames are to be matched. */ + break; + default: + EFSYS_ASSERT(0); + rc = EINVAL; + goto fail2; + } + + spec->efs_encap_type = encap_type; + spec->efs_ip_proto = ip_proto; + spec->efs_match_flags |= (match_flags | EFX_FILTER_MATCH_IP_PROTO); + + return (0); + +fail2: + EFSYS_PROBE(fail2); +fail1: + EFSYS_PROBE1(fail1, efx_rc_t, rc); + + return (rc); +} + +/* + * Specify inner and outer Ethernet address and VXLAN ID in filter + * specification. + */ + __checkReturn efx_rc_t +efx_filter_spec_set_vxlan_full( + __inout efx_filter_spec_t *spec, + __in const uint8_t *vxlan_id, + __in const uint8_t *inner_addr, + __in const uint8_t *outer_addr) +{ + EFSYS_ASSERT3P(spec, !=, NULL); + EFSYS_ASSERT3P(vxlan_id, !=, NULL); + EFSYS_ASSERT3P(inner_addr, !=, NULL); + EFSYS_ASSERT3P(outer_addr, !=, NULL); + + if ((inner_addr == NULL) && (outer_addr == NULL)) + return (EINVAL); + + if (vxlan_id != NULL) { + spec->efs_match_flags |= EFX_FILTER_MATCH_VNI_OR_VSID; + memcpy(spec->efs_vni_or_vsid, vxlan_id, EFX_VNI_OR_VSID_LEN); + } + if (outer_addr != NULL) { + spec->efs_match_flags |= EFX_FILTER_MATCH_LOC_MAC; + memcpy(spec->efs_loc_mac, outer_addr, EFX_MAC_ADDR_LEN); + } + if (inner_addr != NULL) { + spec->efs_match_flags |= EFX_FILTER_MATCH_IFRM_LOC_MAC; + memcpy(spec->efs_ifrm_loc_mac, inner_addr, EFX_MAC_ADDR_LEN); + } + spec->efs_match_flags |= EFX_FILTER_MATCH_ENCAP_TYPE; + spec->efs_encap_type = EFX_TUNNEL_PROTOCOL_VXLAN; + return (0); } +#if EFSYS_OPT_RX_SCALE + __checkReturn efx_rc_t +efx_filter_spec_set_rss_context( + __inout efx_filter_spec_t *spec, + __in uint32_t rss_context) +{ + efx_rc_t rc; + + EFSYS_ASSERT3P(spec, !=, NULL); + + /* The filter must have been created with EFX_FILTER_FLAG_RX_RSS. */ + if ((spec->efs_flags & EFX_FILTER_FLAG_RX_RSS) == 0) { + rc = EINVAL; + goto fail1; + } + + spec->efs_rss_context = rss_context; + + return (0); + +fail1: + EFSYS_PROBE1(fail1, efx_rc_t, rc); + return (rc); +} +#endif #if EFSYS_OPT_SIENA @@ -433,9 +562,9 @@ siena_filter_spec_from_gen_spec( else EFSYS_ASSERT3U(gen_spec->efs_flags, &, EFX_FILTER_FLAG_RX); - /* Falconsiena only has one RSS context */ + /* Siena only has one RSS context */ if ((gen_spec->efs_flags & EFX_FILTER_FLAG_RX_RSS) && - gen_spec->efs_rss_context != 0) { + gen_spec->efs_rss_context != EFX_RSS_CONTEXT_DEFAULT) { rc = EINVAL; goto fail1; } @@ -867,6 +996,7 @@ siena_filter_build( default: EFSYS_ASSERT(B_FALSE); + EFX_ZERO_OWORD(*filter); return (0); } @@ -1346,23 +1476,20 @@ fail1: return (rc); } -#define MAX_SUPPORTED 4 +#define SIENA_MAX_SUPPORTED_MATCHES 4 static __checkReturn efx_rc_t siena_filter_supported_filters( - __in efx_nic_t *enp, - __out uint32_t *list, - __out size_t *length) + __in efx_nic_t *enp, + __out_ecount(buffer_length) uint32_t *buffer, + __in size_t buffer_length, + __out size_t *list_lengthp) { - int index = 0; - uint32_t rx_matches[MAX_SUPPORTED]; + uint32_t index = 0; + uint32_t rx_matches[SIENA_MAX_SUPPORTED_MATCHES]; + size_t list_length; efx_rc_t rc; - if (list == NULL) { - rc = EINVAL; - goto fail1; - } - rx_matches[index++] = EFX_FILTER_MATCH_ETHER_TYPE | EFX_FILTER_MATCH_IP_PROTO | EFX_FILTER_MATCH_LOC_HOST | EFX_FILTER_MATCH_LOC_PORT | @@ -1379,14 +1506,22 @@ siena_filter_supported_filters( rx_matches[index++] = EFX_FILTER_MATCH_LOC_MAC; } - EFSYS_ASSERT3U(index, <=, MAX_SUPPORTED); + EFSYS_ASSERT3U(index, <=, SIENA_MAX_SUPPORTED_MATCHES); + list_length = index; - *length = index; - memcpy(list, rx_matches, *length); + *list_lengthp = list_length; + + if (buffer_length < list_length) { + rc = ENOSPC; + goto fail1; + } + + memcpy(buffer, rx_matches, list_length * sizeof (rx_matches[0])); return (0); fail1: + EFSYS_PROBE1(fail1, efx_rc_t, rc); return (rc); }