diff options
author | Luca Boccassi <luca.boccassi@gmail.com> | 2018-08-14 18:52:30 +0100 |
---|---|---|
committer | Luca Boccassi <luca.boccassi@gmail.com> | 2018-08-14 18:53:17 +0100 |
commit | b63264c8342e6a1b6971c79550d2af2024b6a4de (patch) | |
tree | 83114aac64286fe616506c0b3dfaec2ab86ef835 /drivers/net/sfc/base/ef10_filter.c | |
parent | ca33590b6af032bff57d9cc70455660466a654b2 (diff) |
New upstream version 18.08upstream/18.08
Change-Id: I32fdf5e5016556d9c0a6d88ddaf1fc468961790a
Signed-off-by: Luca Boccassi <luca.boccassi@gmail.com>
Diffstat (limited to 'drivers/net/sfc/base/ef10_filter.c')
-rw-r--r-- | drivers/net/sfc/base/ef10_filter.c | 163 |
1 files changed, 137 insertions, 26 deletions
diff --git a/drivers/net/sfc/base/ef10_filter.c b/drivers/net/sfc/base/ef10_filter.c index 27b59987..ae872853 100644 --- a/drivers/net/sfc/base/ef10_filter.c +++ b/drivers/net/sfc/base/ef10_filter.c @@ -7,7 +7,7 @@ #include "efx.h" #include "efx_impl.h" -#if EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD +#if EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD || EFSYS_OPT_MEDFORD2 #if EFSYS_OPT_FILTER @@ -95,7 +95,8 @@ ef10_filter_init( ef10_filter_table_t *eftp; EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON || - enp->en_family == EFX_FAMILY_MEDFORD); + enp->en_family == EFX_FAMILY_MEDFORD || + enp->en_family == EFX_FAMILY_MEDFORD2); #define MATCH_MASK(match) (EFX_MASK32(match) << EFX_LOW_BIT(match)) EFX_STATIC_ASSERT(EFX_FILTER_MATCH_REM_HOST == @@ -118,6 +119,10 @@ ef10_filter_init( MATCH_MASK(MC_CMD_FILTER_OP_EXT_IN_MATCH_OUTER_VLAN)); EFX_STATIC_ASSERT(EFX_FILTER_MATCH_IP_PROTO == MATCH_MASK(MC_CMD_FILTER_OP_EXT_IN_MATCH_IP_PROTO)); + EFX_STATIC_ASSERT(EFX_FILTER_MATCH_VNI_OR_VSID == + MATCH_MASK(MC_CMD_FILTER_OP_EXT_IN_MATCH_VNI_OR_VSID)); + EFX_STATIC_ASSERT(EFX_FILTER_MATCH_IFRM_LOC_MAC == + MATCH_MASK(MC_CMD_FILTER_OP_EXT_IN_MATCH_IFRM_DST_MAC)); EFX_STATIC_ASSERT(EFX_FILTER_MATCH_IFRM_UNKNOWN_MCAST_DST == MATCH_MASK(MC_CMD_FILTER_OP_EXT_IN_MATCH_IFRM_UNKNOWN_MCAST_DST)); EFX_STATIC_ASSERT(EFX_FILTER_MATCH_IFRM_UNKNOWN_UCAST_DST == @@ -150,7 +155,8 @@ ef10_filter_fini( __in efx_nic_t *enp) { EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON || - enp->en_family == EFX_FAMILY_MEDFORD); + enp->en_family == EFX_FAMILY_MEDFORD || + enp->en_family == EFX_FAMILY_MEDFORD2); if (enp->en_filter.ef_ef10_filter_table != NULL) { EFSYS_KMEM_FREE(enp->en_esip, sizeof (ef10_filter_table_t), @@ -166,17 +172,24 @@ efx_mcdi_filter_op_add( __inout ef10_filter_handle_t *handle) { efx_mcdi_req_t req; - uint8_t payload[MAX(MC_CMD_FILTER_OP_EXT_IN_LEN, + uint8_t payload[MAX(MC_CMD_FILTER_OP_V3_IN_LEN, MC_CMD_FILTER_OP_EXT_OUT_LEN)]; + efx_filter_match_flags_t match_flags; efx_rc_t rc; memset(payload, 0, sizeof (payload)); req.emr_cmd = MC_CMD_FILTER_OP; req.emr_in_buf = payload; - req.emr_in_length = MC_CMD_FILTER_OP_EXT_IN_LEN; + req.emr_in_length = MC_CMD_FILTER_OP_V3_IN_LEN; req.emr_out_buf = payload; req.emr_out_length = MC_CMD_FILTER_OP_EXT_OUT_LEN; + /* + * Remove match flag for encapsulated filters that does not correspond + * to the MCDI match flags + */ + match_flags = spec->efs_match_flags & ~EFX_FILTER_MATCH_ENCAP_TYPE; + switch (filter_op) { case MC_CMD_FILTER_OP_IN_OP_REPLACE: MCDI_IN_SET_DWORD(req, FILTER_OP_EXT_IN_HANDLE_LO, @@ -197,11 +210,16 @@ efx_mcdi_filter_op_add( MCDI_IN_SET_DWORD(req, FILTER_OP_EXT_IN_PORT_ID, EVB_PORT_ID_ASSIGNED); MCDI_IN_SET_DWORD(req, FILTER_OP_EXT_IN_MATCH_FIELDS, - spec->efs_match_flags); - MCDI_IN_SET_DWORD(req, FILTER_OP_EXT_IN_RX_DEST, - MC_CMD_FILTER_OP_EXT_IN_RX_DEST_HOST); - MCDI_IN_SET_DWORD(req, FILTER_OP_EXT_IN_RX_QUEUE, - spec->efs_dmaq_id); + match_flags); + if (spec->efs_dmaq_id == EFX_FILTER_SPEC_RX_DMAQ_ID_DROP) { + MCDI_IN_SET_DWORD(req, FILTER_OP_EXT_IN_RX_DEST, + MC_CMD_FILTER_OP_EXT_IN_RX_DEST_DROP); + } else { + MCDI_IN_SET_DWORD(req, FILTER_OP_EXT_IN_RX_DEST, + 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) { @@ -290,18 +308,45 @@ efx_mcdi_filter_op_add( rc = EINVAL; goto fail2; } + + memcpy(MCDI_IN2(req, uint8_t, FILTER_OP_EXT_IN_VNI_OR_VSID), + spec->efs_vni_or_vsid, EFX_VNI_OR_VSID_LEN); + + memcpy(MCDI_IN2(req, uint8_t, FILTER_OP_EXT_IN_IFRM_DST_MAC), + spec->efs_ifrm_loc_mac, EFX_MAC_ADDR_LEN); + } + + /* + * Set the "MARK" or "FLAG" action for all packets matching this filter + * if necessary (only useful with equal stride packed stream Rx mode + * which provide the information in pseudo-header). + * These actions require MC_CMD_FILTER_OP_V3_IN msgrequest. + */ + if ((spec->efs_flags & EFX_FILTER_FLAG_ACTION_MARK) && + (spec->efs_flags & EFX_FILTER_FLAG_ACTION_FLAG)) { + rc = EINVAL; + goto fail3; + } + if (spec->efs_flags & EFX_FILTER_FLAG_ACTION_MARK) { + MCDI_IN_SET_DWORD(req, FILTER_OP_V3_IN_MATCH_ACTION, + MC_CMD_FILTER_OP_V3_IN_MATCH_ACTION_MARK); + MCDI_IN_SET_DWORD(req, FILTER_OP_V3_IN_MATCH_MARK_VALUE, + spec->efs_mark); + } else if (spec->efs_flags & EFX_FILTER_FLAG_ACTION_FLAG) { + MCDI_IN_SET_DWORD(req, FILTER_OP_V3_IN_MATCH_ACTION, + MC_CMD_FILTER_OP_V3_IN_MATCH_ACTION_FLAG); } efx_mcdi_execute(enp, &req); if (req.emr_rc != 0) { rc = req.emr_rc; - goto fail3; + goto fail4; } if (req.emr_out_length_used < MC_CMD_FILTER_OP_EXT_OUT_LEN) { rc = EMSGSIZE; - goto fail4; + goto fail5; } handle->efh_lo = MCDI_OUT_DWORD(req, FILTER_OP_EXT_OUT_HANDLE_LO); @@ -309,6 +354,8 @@ efx_mcdi_filter_op_add( return (0); +fail5: + EFSYS_PROBE(fail5); fail4: EFSYS_PROBE(fail4); fail3: @@ -413,6 +460,12 @@ ef10_filter_equal( return (B_FALSE); if (left->efs_encap_type != right->efs_encap_type) return (B_FALSE); + if (memcmp(left->efs_vni_or_vsid, right->efs_vni_or_vsid, + EFX_VNI_OR_VSID_LEN)) + return (B_FALSE); + if (memcmp(left->efs_ifrm_loc_mac, right->efs_ifrm_loc_mac, + EFX_MAC_ADDR_LEN)) + return (B_FALSE); return (B_TRUE); @@ -495,7 +548,8 @@ ef10_filter_restore( efx_rc_t rc; EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON || - enp->en_family == EFX_FAMILY_MEDFORD); + enp->en_family == EFX_FAMILY_MEDFORD || + enp->en_family == EFX_FAMILY_MEDFORD2); for (tbl_id = 0; tbl_id < EFX_EF10_FILTER_TBL_ROWS; tbl_id++) { @@ -570,7 +624,8 @@ ef10_filter_add_internal( boolean_t locked = B_FALSE; EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON || - enp->en_family == EFX_FAMILY_MEDFORD); + enp->en_family == EFX_FAMILY_MEDFORD || + enp->en_family == EFX_FAMILY_MEDFORD2); hash = ef10_filter_hash(spec); @@ -842,7 +897,8 @@ ef10_filter_delete( boolean_t locked = B_FALSE; EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON || - enp->en_family == EFX_FAMILY_MEDFORD); + enp->en_family == EFX_FAMILY_MEDFORD || + enp->en_family == EFX_FAMILY_MEDFORD2); hash = ef10_filter_hash(spec); @@ -890,6 +946,7 @@ efx_mcdi_get_parser_disp_info( __in efx_nic_t *enp, __out_ecount(buffer_length) uint32_t *buffer, __in size_t buffer_length, + __in boolean_t encap, __out size_t *list_lengthp) { efx_mcdi_req_t req; @@ -906,7 +963,8 @@ efx_mcdi_get_parser_disp_info( req.emr_out_buf = payload; req.emr_out_length = MC_CMD_GET_PARSER_DISP_INFO_OUT_LENMAX; - MCDI_IN_SET_DWORD(req, GET_PARSER_DISP_INFO_OUT_OP, + MCDI_IN_SET_DWORD(req, GET_PARSER_DISP_INFO_OUT_OP, encap ? + MC_CMD_GET_PARSER_DISP_INFO_IN_OP_GET_SUPPORTED_ENCAP_RX_MATCHES : MC_CMD_GET_PARSER_DISP_INFO_IN_OP_GET_SUPPORTED_RX_MATCHES); efx_mcdi_execute(enp, &req); @@ -966,28 +1024,76 @@ ef10_filter_supported_filters( __in size_t buffer_length, __out size_t *list_lengthp) { - + efx_nic_cfg_t *encp = &(enp->en_nic_cfg); size_t mcdi_list_length; + size_t mcdi_encap_list_length; size_t list_length; uint32_t i; + uint32_t next_buf_idx; + size_t next_buf_length; efx_rc_t rc; + boolean_t no_space = B_FALSE; 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 | EFX_FILTER_MATCH_ETHER_TYPE | EFX_FILTER_MATCH_INNER_VID | EFX_FILTER_MATCH_OUTER_VID | EFX_FILTER_MATCH_IP_PROTO | + EFX_FILTER_MATCH_VNI_OR_VSID | + EFX_FILTER_MATCH_IFRM_LOC_MAC | + EFX_FILTER_MATCH_IFRM_UNKNOWN_MCAST_DST | + EFX_FILTER_MATCH_IFRM_UNKNOWN_UCAST_DST | + EFX_FILTER_MATCH_ENCAP_TYPE | EFX_FILTER_MATCH_UNKNOWN_MCAST_DST | EFX_FILTER_MATCH_UNKNOWN_UCAST_DST); - rc = efx_mcdi_get_parser_disp_info(enp, buffer, buffer_length, - &mcdi_list_length); + /* + * Two calls to MC_CMD_GET_PARSER_DISP_INFO are needed: one to get the + * list of supported filters for ordinary packets, and then another to + * get the list of supported filters for encapsulated packets. To + * distinguish the second list from the first, the + * EFX_FILTER_MATCH_ENCAP_TYPE flag is added to each filter for + * encapsulated packets. + */ + rc = efx_mcdi_get_parser_disp_info(enp, buffer, buffer_length, B_FALSE, + &mcdi_list_length); if (rc != 0) { - if (rc == ENOSPC) { - /* Pass through mcdi_list_length for the list length */ - *list_lengthp = mcdi_list_length; + if (rc == ENOSPC) + no_space = B_TRUE; + else + goto fail1; + } + + if (no_space) { + next_buf_idx = 0; + next_buf_length = 0; + } else { + EFSYS_ASSERT(mcdi_list_length <= buffer_length); + next_buf_idx = mcdi_list_length; + next_buf_length = buffer_length - mcdi_list_length; + } + + if (encp->enc_tunnel_encapsulations_supported != 0) { + rc = efx_mcdi_get_parser_disp_info(enp, &buffer[next_buf_idx], + next_buf_length, B_TRUE, &mcdi_encap_list_length); + if (rc != 0) { + if (rc == ENOSPC) + no_space = B_TRUE; + else + goto fail2; + } else { + for (i = next_buf_idx; + i < next_buf_idx + mcdi_encap_list_length; i++) + buffer[i] |= EFX_FILTER_MATCH_ENCAP_TYPE; } - goto fail1; + } else { + mcdi_encap_list_length = 0; + } + + if (no_space) { + *list_lengthp = mcdi_list_length + mcdi_encap_list_length; + rc = ENOSPC; + goto fail3; } /* @@ -1000,9 +1106,10 @@ ef10_filter_supported_filters( * of the matches is preserved as they are ordered from highest to * lowest priority. */ - EFSYS_ASSERT(mcdi_list_length <= buffer_length); + EFSYS_ASSERT(mcdi_list_length + mcdi_encap_list_length <= + buffer_length); list_length = 0; - for (i = 0; i < mcdi_list_length; i++) { + for (i = 0; i < mcdi_list_length + mcdi_encap_list_length; i++) { if ((buffer[i] & ~all_filter_flags) == 0) { buffer[list_length] = buffer[i]; list_length++; @@ -1013,6 +1120,10 @@ ef10_filter_supported_filters( return (0); +fail3: + EFSYS_PROBE(fail3); +fail2: + EFSYS_PROBE(fail2); fail1: EFSYS_PROBE1(fail1, efx_rc_t, rc); @@ -1636,4 +1747,4 @@ ef10_filter_default_rxq_clear( #endif /* EFSYS_OPT_FILTER */ -#endif /* EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD */ +#endif /* EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD || EFSYS_OPT_MEDFORD2 */ |