X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fsfc%2Fbase%2Fef10_nic.c;h=44286dbf39218e65b99134bde6e1b8f00f71a0fa;hb=5f78af523912ec252094f93292bdf94586f4baee;hp=62d41d2e559cc7224b9fd0ed4bf519e3b130465e;hpb=5c1c935890257c670084ff3991597b694b3f50a9;p=dpdk.git diff --git a/drivers/net/sfc/base/ef10_nic.c b/drivers/net/sfc/base/ef10_nic.c index 62d41d2e55..44286dbf39 100644 --- a/drivers/net/sfc/base/ef10_nic.c +++ b/drivers/net/sfc/base/ef10_nic.c @@ -989,62 +989,103 @@ fail1: return (rc); } - __checkReturn efx_rc_t +static __checkReturn efx_rc_t ef10_get_datapath_caps( __in efx_nic_t *enp) { efx_nic_cfg_t *encp = &(enp->en_nic_cfg); - uint32_t flags; - uint32_t flags2; - uint32_t tso2nc; + efx_mcdi_req_t req; + uint8_t payload[MAX(MC_CMD_GET_CAPABILITIES_IN_LEN, + MC_CMD_GET_CAPABILITIES_V5_OUT_LEN)]; efx_rc_t rc; - if ((rc = efx_mcdi_get_capabilities(enp, &flags, NULL, NULL, - &flags2, &tso2nc)) != 0) - goto fail1; - if ((rc = ef10_mcdi_get_pf_count(enp, &encp->enc_hw_pf_count)) != 0) goto fail1; -#define CAP_FLAG(flags1, field) \ - ((flags1) & (1 << (MC_CMD_GET_CAPABILITIES_V2_OUT_ ## field ## _LBN))) -#define CAP_FLAG2(flags2, field) \ - ((flags2) & (1 << (MC_CMD_GET_CAPABILITIES_V2_OUT_ ## field ## _LBN))) + (void) memset(payload, 0, sizeof (payload)); + req.emr_cmd = MC_CMD_GET_CAPABILITIES; + req.emr_in_buf = payload; + req.emr_in_length = MC_CMD_GET_CAPABILITIES_IN_LEN; + req.emr_out_buf = payload; + req.emr_out_length = MC_CMD_GET_CAPABILITIES_V5_OUT_LEN; + + efx_mcdi_execute_quiet(enp, &req); + + if (req.emr_rc != 0) { + rc = req.emr_rc; + goto fail2; + } + + if (req.emr_out_length_used < MC_CMD_GET_CAPABILITIES_OUT_LEN) { + rc = EMSGSIZE; + goto fail3; + } + +#define CAP_FLAGS1(_req, _flag) \ + (MCDI_OUT_DWORD((_req), GET_CAPABILITIES_OUT_FLAGS1) & \ + (1u << (MC_CMD_GET_CAPABILITIES_V2_OUT_ ## _flag ## _LBN))) + +#define CAP_FLAGS2(_req, _flag) \ + (((_req).emr_out_length_used >= MC_CMD_GET_CAPABILITIES_V2_OUT_LEN) && \ + (MCDI_OUT_DWORD((_req), GET_CAPABILITIES_V2_OUT_FLAGS2) & \ + (1u << (MC_CMD_GET_CAPABILITIES_V2_OUT_ ## _flag ## _LBN)))) /* * Huntington RXDP firmware inserts a 0 or 14 byte prefix. * We only support the 14 byte prefix here. */ - if (CAP_FLAG(flags, RX_PREFIX_LEN_14) == 0) { + if (CAP_FLAGS1(req, RX_PREFIX_LEN_14) == 0) { rc = ENOTSUP; - goto fail2; + goto fail4; } encp->enc_rx_prefix_size = 14; + /* Check if the firmware supports additional RSS modes */ + if (CAP_FLAGS1(req, ADDITIONAL_RSS_MODES)) + encp->enc_rx_scale_additional_modes_supported = B_TRUE; + else + encp->enc_rx_scale_additional_modes_supported = B_FALSE; + /* Check if the firmware supports TSO */ - encp->enc_fw_assisted_tso_enabled = - CAP_FLAG(flags, TX_TSO) ? B_TRUE : B_FALSE; + if (CAP_FLAGS1(req, TX_TSO)) + encp->enc_fw_assisted_tso_enabled = B_TRUE; + else + encp->enc_fw_assisted_tso_enabled = B_FALSE; /* Check if the firmware supports FATSOv2 */ - encp->enc_fw_assisted_tso_v2_enabled = - CAP_FLAG2(flags2, TX_TSO_V2) ? B_TRUE : B_FALSE; + if (CAP_FLAGS2(req, TX_TSO_V2)) { + encp->enc_fw_assisted_tso_v2_enabled = B_TRUE; + encp->enc_fw_assisted_tso_v2_n_contexts = MCDI_OUT_WORD(req, + GET_CAPABILITIES_V2_OUT_TX_TSO_V2_N_CONTEXTS); + } else { + encp->enc_fw_assisted_tso_v2_enabled = B_FALSE; + encp->enc_fw_assisted_tso_v2_n_contexts = 0; + } - /* Get the number of TSO contexts (FATSOv2) */ - encp->enc_fw_assisted_tso_v2_n_contexts = - CAP_FLAG2(flags2, TX_TSO_V2) ? tso2nc : 0; + /* Check if the firmware supports FATSOv2 encap */ + if (CAP_FLAGS2(req, TX_TSO_V2_ENCAP)) + encp->enc_fw_assisted_tso_v2_encap_enabled = B_TRUE; + else + encp->enc_fw_assisted_tso_v2_encap_enabled = B_FALSE; /* Check if the firmware has vadapter/vport/vswitch support */ - encp->enc_datapath_cap_evb = - CAP_FLAG(flags, EVB) ? B_TRUE : B_FALSE; + if (CAP_FLAGS1(req, EVB)) + encp->enc_datapath_cap_evb = B_TRUE; + else + encp->enc_datapath_cap_evb = B_FALSE; /* Check if the firmware supports VLAN insertion */ - encp->enc_hw_tx_insert_vlan_enabled = - CAP_FLAG(flags, TX_VLAN_INSERTION) ? B_TRUE : B_FALSE; + if (CAP_FLAGS1(req, TX_VLAN_INSERTION)) + encp->enc_hw_tx_insert_vlan_enabled = B_TRUE; + else + encp->enc_hw_tx_insert_vlan_enabled = B_FALSE; /* Check if the firmware supports RX event batching */ - encp->enc_rx_batching_enabled = - CAP_FLAG(flags, RX_BATCHING) ? B_TRUE : B_FALSE; + if (CAP_FLAGS1(req, RX_BATCHING)) + encp->enc_rx_batching_enabled = B_TRUE; + else + encp->enc_rx_batching_enabled = B_FALSE; /* * Even if batching isn't reported as supported, we may still get @@ -1053,38 +1094,61 @@ ef10_get_datapath_caps( encp->enc_rx_batch_max = 16; /* Check if the firmware supports disabling scatter on RXQs */ - encp->enc_rx_disable_scatter_supported = - CAP_FLAG(flags, RX_DISABLE_SCATTER) ? B_TRUE : B_FALSE; + if (CAP_FLAGS1(req, RX_DISABLE_SCATTER)) + encp->enc_rx_disable_scatter_supported = B_TRUE; + else + encp->enc_rx_disable_scatter_supported = B_FALSE; /* Check if the firmware supports packed stream mode */ - encp->enc_rx_packed_stream_supported = - CAP_FLAG(flags, RX_PACKED_STREAM) ? B_TRUE : B_FALSE; + if (CAP_FLAGS1(req, RX_PACKED_STREAM)) + encp->enc_rx_packed_stream_supported = B_TRUE; + else + encp->enc_rx_packed_stream_supported = B_FALSE; /* * Check if the firmware supports configurable buffer sizes * for packed stream mode (otherwise buffer size is 1Mbyte) */ - encp->enc_rx_var_packed_stream_supported = - CAP_FLAG(flags, RX_PACKED_STREAM_VAR_BUFFERS) ? B_TRUE : B_FALSE; + if (CAP_FLAGS1(req, RX_PACKED_STREAM_VAR_BUFFERS)) + encp->enc_rx_var_packed_stream_supported = B_TRUE; + else + encp->enc_rx_var_packed_stream_supported = B_FALSE; + + /* Check if the firmware supports equal stride super-buffer mode */ + if (CAP_FLAGS2(req, EQUAL_STRIDE_SUPER_BUFFER)) + encp->enc_rx_es_super_buffer_supported = B_TRUE; + else + encp->enc_rx_es_super_buffer_supported = B_FALSE; + + /* Check if the firmware supports FW subvariant w/o Tx checksumming */ + if (CAP_FLAGS2(req, FW_SUBVARIANT_NO_TX_CSUM)) + encp->enc_fw_subvariant_no_tx_csum_supported = B_TRUE; + else + encp->enc_fw_subvariant_no_tx_csum_supported = B_FALSE; /* Check if the firmware supports set mac with running filters */ - encp->enc_allow_set_mac_with_installed_filters = - CAP_FLAG(flags, VADAPTOR_PERMIT_SET_MAC_WHEN_FILTERS_INSTALLED) ? - B_TRUE : B_FALSE; + if (CAP_FLAGS1(req, VADAPTOR_PERMIT_SET_MAC_WHEN_FILTERS_INSTALLED)) + encp->enc_allow_set_mac_with_installed_filters = B_TRUE; + else + encp->enc_allow_set_mac_with_installed_filters = B_FALSE; /* * Check if firmware supports the extended MC_CMD_SET_MAC, which allows * specifying which parameters to configure. */ - encp->enc_enhanced_set_mac_supported = - CAP_FLAG(flags, SET_MAC_ENHANCED) ? B_TRUE : B_FALSE; + if (CAP_FLAGS1(req, SET_MAC_ENHANCED)) + encp->enc_enhanced_set_mac_supported = B_TRUE; + else + encp->enc_enhanced_set_mac_supported = B_FALSE; /* * Check if firmware supports version 2 of MC_CMD_INIT_EVQ, which allows * us to let the firmware choose the settings to use on an EVQ. */ - encp->enc_init_evq_v2_supported = - CAP_FLAG2(flags2, INIT_EVQ_V2) ? B_TRUE : B_FALSE; + if (CAP_FLAGS2(req, INIT_EVQ_V2)) + encp->enc_init_evq_v2_supported = B_TRUE; + else + encp->enc_init_evq_v2_supported = B_FALSE; /* * Check if firmware-verified NVRAM updates must be used. @@ -1094,29 +1158,34 @@ ef10_get_datapath_caps( * and version 2 of MC_CMD_NVRAM_UPDATE_FINISH (to verify the updated * partition and report the result). */ - encp->enc_nvram_update_verify_result_supported = - CAP_FLAG2(flags2, NVRAM_UPDATE_REPORT_VERIFY_RESULT) ? - B_TRUE : B_FALSE; + if (CAP_FLAGS2(req, NVRAM_UPDATE_REPORT_VERIFY_RESULT)) + encp->enc_nvram_update_verify_result_supported = B_TRUE; + else + encp->enc_nvram_update_verify_result_supported = B_FALSE; /* * Check if firmware provides packet memory and Rx datapath * counters. */ - encp->enc_pm_and_rxdp_counters = - CAP_FLAG(flags, PM_AND_RXDP_COUNTERS) ? B_TRUE : B_FALSE; + if (CAP_FLAGS1(req, PM_AND_RXDP_COUNTERS)) + encp->enc_pm_and_rxdp_counters = B_TRUE; + else + encp->enc_pm_and_rxdp_counters = B_FALSE; /* * Check if the 40G MAC hardware is capable of reporting * statistics for Tx size bins. */ - encp->enc_mac_stats_40g_tx_size_bins = - CAP_FLAG2(flags2, MAC_STATS_40G_TX_SIZE_BINS) ? B_TRUE : B_FALSE; + if (CAP_FLAGS2(req, MAC_STATS_40G_TX_SIZE_BINS)) + encp->enc_mac_stats_40g_tx_size_bins = B_TRUE; + else + encp->enc_mac_stats_40g_tx_size_bins = B_FALSE; /* * Check if firmware supports VXLAN and NVGRE tunnels. * The capability indicates Geneve protocol support as well. */ - if (CAP_FLAG(flags, VXLAN_NVGRE)) { + if (CAP_FLAGS1(req, VXLAN_NVGRE)) { encp->enc_tunnel_encapsulations_supported = (1u << EFX_TUNNEL_PROTOCOL_VXLAN) | (1u << EFX_TUNNEL_PROTOCOL_GENEVE) | @@ -1130,74 +1199,128 @@ ef10_get_datapath_caps( encp->enc_tunnel_config_udp_entries_max = 0; } -#undef CAP_FLAG -#undef CAP_FLAG2 + /* + * Check if firmware reports the VI window mode. + * Medford2 has a variable VI window size (8K, 16K or 64K). + * Medford and Huntington have a fixed 8K VI window size. + */ + if (req.emr_out_length_used >= MC_CMD_GET_CAPABILITIES_V3_OUT_LEN) { + uint8_t mode = + MCDI_OUT_BYTE(req, GET_CAPABILITIES_V3_OUT_VI_WINDOW_MODE); - return (0); + switch (mode) { + case MC_CMD_GET_CAPABILITIES_V3_OUT_VI_WINDOW_MODE_8K: + encp->enc_vi_window_shift = EFX_VI_WINDOW_SHIFT_8K; + break; + case MC_CMD_GET_CAPABILITIES_V3_OUT_VI_WINDOW_MODE_16K: + encp->enc_vi_window_shift = EFX_VI_WINDOW_SHIFT_16K; + break; + case MC_CMD_GET_CAPABILITIES_V3_OUT_VI_WINDOW_MODE_64K: + encp->enc_vi_window_shift = EFX_VI_WINDOW_SHIFT_64K; + break; + default: + encp->enc_vi_window_shift = EFX_VI_WINDOW_SHIFT_INVALID; + break; + } + } else if ((enp->en_family == EFX_FAMILY_HUNTINGTON) || + (enp->en_family == EFX_FAMILY_MEDFORD)) { + /* Huntington and Medford have fixed 8K window size */ + encp->enc_vi_window_shift = EFX_VI_WINDOW_SHIFT_8K; + } else { + encp->enc_vi_window_shift = EFX_VI_WINDOW_SHIFT_INVALID; + } -fail2: - EFSYS_PROBE(fail2); -fail1: - EFSYS_PROBE1(fail1, efx_rc_t, rc); + /* Check if firmware supports extended MAC stats. */ + if (req.emr_out_length_used >= MC_CMD_GET_CAPABILITIES_V4_OUT_LEN) { + /* Extended stats buffer supported */ + encp->enc_mac_stats_nstats = MCDI_OUT_WORD(req, + GET_CAPABILITIES_V4_OUT_MAC_STATS_NUM_STATS); + } else { + /* Use Siena-compatible legacy MAC stats */ + encp->enc_mac_stats_nstats = MC_CMD_MAC_NSTATS; + } - return (rc); -} + if (encp->enc_mac_stats_nstats >= MC_CMD_MAC_NSTATS_V2) + encp->enc_fec_counters = B_TRUE; + else + encp->enc_fec_counters = B_FALSE; - __checkReturn efx_rc_t -ef10_get_vi_window_shift( - __in efx_nic_t *enp, - __out uint32_t *vi_window_shiftp) -{ - efx_mcdi_req_t req; - uint8_t payload[MAX(MC_CMD_GET_CAPABILITIES_IN_LEN, - MC_CMD_GET_CAPABILITIES_V3_OUT_LEN)]; - uint32_t mode; - efx_rc_t rc; + if (CAP_FLAGS1(req, RX_RSS_LIMITED)) { + /* Only one exclusive RSS context is available per port. */ + encp->enc_rx_scale_max_exclusive_contexts = 1; - (void) memset(payload, 0, sizeof (payload)); - req.emr_cmd = MC_CMD_GET_CAPABILITIES; - req.emr_in_buf = payload; - req.emr_in_length = MC_CMD_GET_CAPABILITIES_IN_LEN; - req.emr_out_buf = payload; - req.emr_out_length = MC_CMD_GET_CAPABILITIES_V3_OUT_LEN; + switch (enp->en_family) { + case EFX_FAMILY_MEDFORD2: + encp->enc_rx_scale_hash_alg_mask = + (1U << EFX_RX_HASHALG_TOEPLITZ); + break; - efx_mcdi_execute_quiet(enp, &req); + case EFX_FAMILY_MEDFORD: + case EFX_FAMILY_HUNTINGTON: + /* + * Packed stream firmware variant maintains a + * non-standard algorithm for hash computation. + * It implies explicit XORing together + * source + destination IP addresses (or last + * four bytes in the case of IPv6) and using the + * resulting value as the input to a Toeplitz hash. + */ + encp->enc_rx_scale_hash_alg_mask = + (1U << EFX_RX_HASHALG_PACKED_STREAM); + break; - if (req.emr_rc != 0) { - rc = req.emr_rc; - goto fail1; - } + default: + rc = EINVAL; + goto fail5; + } - if (req.emr_out_length_used < MC_CMD_GET_CAPABILITIES_V3_OUT_LEN) { - rc = EMSGSIZE; - goto fail2; - } - mode = MCDI_OUT_BYTE(req, GET_CAPABILITIES_V3_OUT_VI_WINDOW_MODE); + /* Port numbers cannot contribute to the hash value */ + encp->enc_rx_scale_l4_hash_supported = B_FALSE; + } else { + /* + * Maximum number of exclusive RSS contexts. + * EF10 hardware supports 64 in total, but 6 are reserved + * for shared contexts. They are a global resource so + * not all may be available. + */ + encp->enc_rx_scale_max_exclusive_contexts = 64 - 6; - switch (mode) { - case MC_CMD_GET_CAPABILITIES_V3_OUT_VI_WINDOW_MODE_8K: - EFX_STATIC_ASSERT(1U << EFX_VI_WINDOW_SHIFT_8K == 8 * 1024); - *vi_window_shiftp = EFX_VI_WINDOW_SHIFT_8K; - break; + encp->enc_rx_scale_hash_alg_mask = + (1U << EFX_RX_HASHALG_TOEPLITZ); - case MC_CMD_GET_CAPABILITIES_V3_OUT_VI_WINDOW_MODE_16K: - EFX_STATIC_ASSERT(1U << EFX_VI_WINDOW_SHIFT_16K == 16 * 1024); - *vi_window_shiftp = EFX_VI_WINDOW_SHIFT_16K; - break; + /* + * It is possible to use port numbers as + * the input data for hash computation. + */ + encp->enc_rx_scale_l4_hash_supported = B_TRUE; + } + /* Check if the firmware supports "FLAG" and "MARK" filter actions */ + if (CAP_FLAGS2(req, FILTER_ACTION_FLAG)) + encp->enc_filter_action_flag_supported = B_TRUE; + else + encp->enc_filter_action_flag_supported = B_FALSE; - case MC_CMD_GET_CAPABILITIES_V3_OUT_VI_WINDOW_MODE_64K: - EFX_STATIC_ASSERT(1U << EFX_VI_WINDOW_SHIFT_64K == 64 * 1024); - *vi_window_shiftp = EFX_VI_WINDOW_SHIFT_64K; - break; + if (CAP_FLAGS2(req, FILTER_ACTION_MARK)) + encp->enc_filter_action_mark_supported = B_TRUE; + else + encp->enc_filter_action_mark_supported = B_FALSE; - default: - *vi_window_shiftp = EFX_VI_WINDOW_SHIFT_INVALID; - rc = EINVAL; - goto fail3; - } + /* Get maximum supported value for "MARK" filter action */ + if (req.emr_out_length_used >= MC_CMD_GET_CAPABILITIES_V5_OUT_LEN) + encp->enc_filter_action_mark_max = MCDI_OUT_DWORD(req, + GET_CAPABILITIES_V5_OUT_FILTER_ACTION_MARK_MAX); + else + encp->enc_filter_action_mark_max = 0; + +#undef CAP_FLAGS1 +#undef CAP_FLAGS2 return (0); +fail5: + EFSYS_PROBE(fail5); +fail4: + EFSYS_PROBE(fail4); fail3: EFSYS_PROBE(fail3); fail2: @@ -1315,11 +1438,29 @@ static struct ef10_external_port_map_s { */ { EFX_FAMILY_HUNTINGTON, - (1 << TLV_PORT_MODE_10G) | - (1 << TLV_PORT_MODE_10G_10G) | - (1 << TLV_PORT_MODE_10G_10G_10G_10G), - 1, - 1 + (1U << TLV_PORT_MODE_10G) | /* mode 0 */ + (1U << TLV_PORT_MODE_10G_10G) | /* mode 2 */ + (1U << TLV_PORT_MODE_10G_10G_10G_10G), /* mode 4 */ + 1, /* ports per cage */ + 1 /* first cage */ + }, + /* + * Modes which for Huntington identify a chip variant where 2 + * adjacent port numbers map to each cage. + * SFN7x42Q (Monza): + * port 0 -> cage 1 + * port 1 -> cage 1 + * port 2 -> cage 2 + * port 3 -> cage 2 + */ + { + EFX_FAMILY_HUNTINGTON, + (1U << TLV_PORT_MODE_40G) | /* mode 1 */ + (1U << TLV_PORT_MODE_40G_40G) | /* mode 3 */ + (1U << TLV_PORT_MODE_40G_10G_10G) | /* mode 6 */ + (1U << TLV_PORT_MODE_10G_10G_40G), /* mode 7 */ + 2, /* ports per cage */ + 1 /* first cage */ }, /* * Modes that on Medford allocate each port number to a separate @@ -1331,49 +1472,120 @@ static struct ef10_external_port_map_s { */ { EFX_FAMILY_MEDFORD, - (1 << TLV_PORT_MODE_10G) | - (1 << TLV_PORT_MODE_10G_10G), - 1, - 1 + (1U << TLV_PORT_MODE_10G) | /* mode 0 */ + (1U << TLV_PORT_MODE_10G_10G), /* mode 2 */ + 1, /* ports per cage */ + 1 /* first cage */ }, /* - * Modes which for Huntington identify a chip variant where 2 - * adjacent port numbers map to each cage. - * SFN7x42Q (Monza): + * Modes that on Medford allocate 2 adjacent port numbers to each + * cage. * port 0 -> cage 1 * port 1 -> cage 1 * port 2 -> cage 2 * port 3 -> cage 2 */ { - EFX_FAMILY_HUNTINGTON, - (1 << TLV_PORT_MODE_40G) | - (1 << TLV_PORT_MODE_40G_40G) | - (1 << TLV_PORT_MODE_40G_10G_10G) | - (1 << TLV_PORT_MODE_10G_10G_40G), - 2, - 1 + EFX_FAMILY_MEDFORD, + (1U << TLV_PORT_MODE_40G) | /* mode 1 */ + (1U << TLV_PORT_MODE_40G_40G) | /* mode 3 */ + (1U << TLV_PORT_MODE_40G_10G_10G) | /* mode 6 */ + (1U << TLV_PORT_MODE_10G_10G_40G) | /* mode 7 */ + /* Do not use 10G_10G_10G_10G_Q1_Q2 (see bug63270) */ + (1U << TLV_PORT_MODE_10G_10G_10G_10G_Q1_Q2), /* mode 9 */ + 2, /* ports per cage */ + 1 /* first cage */ }, /* - * Modes that on Medford allocate 2 adjacent port numbers to each - * cage. + * Modes that on Medford allocate 4 adjacent port numbers to each + * connector, starting on cage 1. * port 0 -> cage 1 * port 1 -> cage 1 + * port 2 -> cage 1 + * port 3 -> cage 1 + */ + { + EFX_FAMILY_MEDFORD, + (1U << TLV_PORT_MODE_10G_10G_10G_10G_Q) | /* mode 5 */ + /* Do not use 10G_10G_10G_10G_Q1 (see bug63270) */ + (1U << TLV_PORT_MODE_10G_10G_10G_10G_Q1), /* mode 4 */ + 4, /* ports per cage */ + 1 /* first cage */ + }, + /* + * Modes that on Medford allocate 4 adjacent port numbers to each + * connector, starting on cage 2. + * port 0 -> cage 2 + * port 1 -> cage 2 * port 2 -> cage 2 * port 3 -> cage 2 */ { EFX_FAMILY_MEDFORD, - (1 << TLV_PORT_MODE_40G) | - (1 << TLV_PORT_MODE_40G_40G) | - (1 << TLV_PORT_MODE_40G_10G_10G) | - (1 << TLV_PORT_MODE_10G_10G_40G) | - (1 << TLV_PORT_MODE_10G_10G_10G_10G_Q1_Q2), - 2, - 1 + (1U << TLV_PORT_MODE_10G_10G_10G_10G_Q2), /* mode 8 */ + 4, /* ports per cage */ + 2 /* first cage */ }, /* - * Modes that on Medford allocate 4 adjacent port numbers to each + * Modes that on Medford2 allocate each port number to a separate + * cage. + * port 0 -> cage 1 + * port 1 -> cage 2 + * port 2 -> cage 3 + * port 3 -> cage 4 + */ + { + EFX_FAMILY_MEDFORD2, + (1U << TLV_PORT_MODE_1x1_NA) | /* mode 0 */ + (1U << TLV_PORT_MODE_1x4_NA) | /* mode 1 */ + (1U << TLV_PORT_MODE_1x1_1x1) | /* mode 2 */ + (1U << TLV_PORT_MODE_1x2_NA) | /* mode 10 */ + (1U << TLV_PORT_MODE_1x2_1x2) | /* mode 12 */ + (1U << TLV_PORT_MODE_1x4_1x2) | /* mode 15 */ + (1U << TLV_PORT_MODE_1x2_1x4), /* mode 16 */ + 1, /* ports per cage */ + 1 /* first cage */ + }, + /* + * FIXME: Some port modes are not representable in this mapping: + * - TLV_PORT_MODE_1x2_2x1 (mode 17): + * port 0 -> cage 1 + * port 1 -> cage 2 + * port 2 -> cage 2 + */ + /* + * Modes that on Medford2 allocate 2 adjacent port numbers to each + * cage, starting on cage 1. + * port 0 -> cage 1 + * port 1 -> cage 1 + * port 2 -> cage 2 + * port 3 -> cage 2 + */ + { + EFX_FAMILY_MEDFORD2, + (1U << TLV_PORT_MODE_1x4_1x4) | /* mode 3 */ + (1U << TLV_PORT_MODE_2x1_2x1) | /* mode 4 */ + (1U << TLV_PORT_MODE_1x4_2x1) | /* mode 6 */ + (1U << TLV_PORT_MODE_2x1_1x4) | /* mode 7 */ + (1U << TLV_PORT_MODE_2x2_NA) | /* mode 13 */ + (1U << TLV_PORT_MODE_2x1_1x2), /* mode 18 */ + 2, /* ports per cage */ + 1 /* first cage */ + }, + /* + * Modes that on Medford2 allocate 2 adjacent port numbers to each + * cage, starting on cage 2. + * port 0 -> cage 2 + * port 1 -> cage 2 + */ + { + EFX_FAMILY_MEDFORD2, + (1U << TLV_PORT_MODE_NA_2x2), /* mode 14 */ + 2, /* ports per cage */ + 2 /* first cage */ + }, + /* + * Modes that on Medford2 allocate 4 adjacent port numbers to each * connector, starting on cage 1. * port 0 -> cage 1 * port 1 -> cage 1 @@ -1381,14 +1593,13 @@ static struct ef10_external_port_map_s { * port 3 -> cage 1 */ { - EFX_FAMILY_MEDFORD, - (1 << TLV_PORT_MODE_10G_10G_10G_10G_Q) | - (1 << TLV_PORT_MODE_10G_10G_10G_10G_Q1), - 4, - 1, + EFX_FAMILY_MEDFORD2, + (1U << TLV_PORT_MODE_4x1_NA), /* mode 5 */ + 4, /* ports per cage */ + 1 /* first cage */ }, /* - * Modes that on Medford allocate 4 adjacent port numbers to each + * Modes that on Medford2 allocate 4 adjacent port numbers to each * connector, starting on cage 2. * port 0 -> cage 2 * port 1 -> cage 2 @@ -1396,14 +1607,15 @@ static struct ef10_external_port_map_s { * port 3 -> cage 2 */ { - EFX_FAMILY_MEDFORD, - (1 << TLV_PORT_MODE_10G_10G_10G_10G_Q2), - 4, - 2 + EFX_FAMILY_MEDFORD2, + (1U << TLV_PORT_MODE_NA_4x1) | /* mode 8 */ + (1U << TLV_PORT_MODE_NA_1x2), /* mode 11 */ + 4, /* ports per cage */ + 2 /* first cage */ }, }; - __checkReturn efx_rc_t +static __checkReturn efx_rc_t ef10_external_port_mapping( __in efx_nic_t *enp, __in uint32_t port, @@ -1477,12 +1689,186 @@ fail1: return (rc); } +static __checkReturn efx_rc_t +ef10_nic_board_cfg( + __in efx_nic_t *enp) +{ + const efx_nic_ops_t *enop = enp->en_enop; + efx_mcdi_iface_t *emip = &(enp->en_mcdi.em_emip); + efx_nic_cfg_t *encp = &(enp->en_nic_cfg); + ef10_link_state_t els; + efx_port_t *epp = &(enp->en_port); + uint32_t board_type = 0; + uint32_t base, nvec; + uint32_t port; + uint32_t mask; + uint32_t pf; + uint32_t vf; + uint8_t mac_addr[6] = { 0 }; + efx_rc_t rc; + + /* Get the (zero-based) MCDI port number */ + if ((rc = efx_mcdi_get_port_assignment(enp, &port)) != 0) + goto fail1; + + /* EFX MCDI interface uses one-based port numbers */ + emip->emi_port = port + 1; + + if ((rc = ef10_external_port_mapping(enp, port, + &encp->enc_external_port)) != 0) + goto fail2; + + /* + * Get PCIe function number from firmware (used for + * per-function privilege and dynamic config info). + * - PCIe PF: pf = PF number, vf = 0xffff. + * - PCIe VF: pf = parent PF, vf = VF number. + */ + if ((rc = efx_mcdi_get_function_info(enp, &pf, &vf)) != 0) + goto fail3; + + encp->enc_pf = pf; + encp->enc_vf = vf; + + /* MAC address for this function */ + if (EFX_PCI_FUNCTION_IS_PF(encp)) { + rc = efx_mcdi_get_mac_address_pf(enp, mac_addr); +#if EFSYS_OPT_ALLOW_UNCONFIGURED_NIC + /* + * Disable static config checking, ONLY for manufacturing test + * and setup at the factory, to allow the static config to be + * installed. + */ +#else /* EFSYS_OPT_ALLOW_UNCONFIGURED_NIC */ + if ((rc == 0) && (mac_addr[0] & 0x02)) { + /* + * If the static config does not include a global MAC + * address pool then the board may return a locally + * administered MAC address (this should only happen on + * incorrectly programmed boards). + */ + rc = EINVAL; + } +#endif /* EFSYS_OPT_ALLOW_UNCONFIGURED_NIC */ + } else { + rc = efx_mcdi_get_mac_address_vf(enp, mac_addr); + } + if (rc != 0) + goto fail4; + + EFX_MAC_ADDR_COPY(encp->enc_mac_addr, mac_addr); + + /* Board configuration (legacy) */ + rc = efx_mcdi_get_board_cfg(enp, &board_type, NULL, NULL); + if (rc != 0) { + /* Unprivileged functions may not be able to read board cfg */ + if (rc == EACCES) + board_type = 0; + else + goto fail5; + } + + encp->enc_board_type = board_type; + encp->enc_clk_mult = 1; /* not used for EF10 */ + + /* Fill out fields in enp->en_port and enp->en_nic_cfg from MCDI */ + if ((rc = efx_mcdi_get_phy_cfg(enp)) != 0) + goto fail6; + + /* Obtain the default PHY advertised capabilities */ + if ((rc = ef10_phy_get_link(enp, &els)) != 0) + goto fail7; + epp->ep_default_adv_cap_mask = els.els_adv_cap_mask; + epp->ep_adv_cap_mask = els.els_adv_cap_mask; + + /* Check capabilities of running datapath firmware */ + if ((rc = ef10_get_datapath_caps(enp)) != 0) + goto fail8; + + /* Alignment for WPTR updates */ + encp->enc_rx_push_align = EF10_RX_WPTR_ALIGN; + + encp->enc_tx_dma_desc_size_max = EFX_MASK32(ESF_DZ_RX_KER_BYTE_CNT); + /* No boundary crossing limits */ + encp->enc_tx_dma_desc_boundary = 0; + + /* + * Maximum number of bytes into the frame the TCP header can start for + * firmware assisted TSO to work. + */ + encp->enc_tx_tso_tcp_header_offset_limit = EF10_TCP_HEADER_OFFSET_LIMIT; + + /* + * Set resource limits for MC_CMD_ALLOC_VIS. Note that we cannot use + * MC_CMD_GET_RESOURCE_LIMITS here as that reports the available + * resources (allocated to this PCIe function), which is zero until + * after we have allocated VIs. + */ + encp->enc_evq_limit = 1024; + encp->enc_rxq_limit = EFX_RXQ_LIMIT_TARGET; + encp->enc_txq_limit = EFX_TXQ_LIMIT_TARGET; + + encp->enc_buftbl_limit = 0xFFFFFFFF; + + /* Get interrupt vector limits */ + if ((rc = efx_mcdi_get_vector_cfg(enp, &base, &nvec, NULL)) != 0) { + if (EFX_PCI_FUNCTION_IS_PF(encp)) + goto fail9; + + /* Ignore error (cannot query vector limits from a VF). */ + base = 0; + nvec = 1024; + } + encp->enc_intr_vec_base = base; + encp->enc_intr_limit = nvec; + + /* + * Get the current privilege mask. Note that this may be modified + * dynamically, so this value is informational only. DO NOT use + * the privilege mask to check for sufficient privileges, as that + * can result in time-of-check/time-of-use bugs. + */ + if ((rc = ef10_get_privilege_mask(enp, &mask)) != 0) + goto fail10; + encp->enc_privilege_mask = mask; + + /* Get remaining controller-specific board config */ + if ((rc = enop->eno_board_cfg(enp)) != 0) + if (rc != EACCES) + goto fail11; + + return (0); + +fail11: + EFSYS_PROBE(fail11); +fail10: + EFSYS_PROBE(fail10); +fail9: + EFSYS_PROBE(fail9); +fail8: + EFSYS_PROBE(fail8); +fail7: + EFSYS_PROBE(fail7); +fail6: + EFSYS_PROBE(fail6); +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); +} __checkReturn efx_rc_t ef10_nic_probe( __in efx_nic_t *enp) { - const efx_nic_ops_t *enop = enp->en_enop; efx_nic_cfg_t *encp = &(enp->en_nic_cfg); efx_drv_cfg_t *edcp = &(enp->en_drv_cfg); efx_rc_t rc; @@ -1503,9 +1889,8 @@ ef10_nic_probe( if ((rc = efx_mcdi_drv_attach(enp, B_TRUE)) != 0) goto fail3; - if ((rc = enop->eno_board_cfg(enp)) != 0) - if (rc != EACCES) - goto fail4; + if ((rc = ef10_nic_board_cfg(enp)) != 0) + goto fail4; /* * Set default driver config limits (based on board config). @@ -1986,5 +2371,87 @@ fail1: #endif /* EFSYS_OPT_DIAG */ +#if EFSYS_OPT_FW_SUBVARIANT_AWARE + + __checkReturn efx_rc_t +efx_mcdi_get_nic_global( + __in efx_nic_t *enp, + __in uint32_t key, + __out uint32_t *valuep) +{ + efx_mcdi_req_t req; + uint8_t payload[MAX(MC_CMD_GET_NIC_GLOBAL_IN_LEN, + MC_CMD_GET_NIC_GLOBAL_OUT_LEN)]; + efx_rc_t rc; + + (void) memset(payload, 0, sizeof (payload)); + req.emr_cmd = MC_CMD_GET_NIC_GLOBAL; + req.emr_in_buf = payload; + req.emr_in_length = MC_CMD_GET_NIC_GLOBAL_IN_LEN; + req.emr_out_buf = payload; + req.emr_out_length = MC_CMD_GET_NIC_GLOBAL_OUT_LEN; + + MCDI_IN_SET_DWORD(req, GET_NIC_GLOBAL_IN_KEY, key); + + efx_mcdi_execute(enp, &req); + + if (req.emr_rc != 0) { + rc = req.emr_rc; + goto fail1; + } + + if (req.emr_out_length_used != MC_CMD_GET_NIC_GLOBAL_OUT_LEN) { + rc = EMSGSIZE; + goto fail2; + } + + *valuep = MCDI_OUT_DWORD(req, GET_NIC_GLOBAL_OUT_VALUE); + + return (0); + +fail2: + EFSYS_PROBE(fail2); +fail1: + EFSYS_PROBE1(fail1, efx_rc_t, rc); + + return (rc); +} + + __checkReturn efx_rc_t +efx_mcdi_set_nic_global( + __in efx_nic_t *enp, + __in uint32_t key, + __in uint32_t value) +{ + efx_mcdi_req_t req; + uint8_t payload[MC_CMD_SET_NIC_GLOBAL_IN_LEN]; + efx_rc_t rc; + + (void) memset(payload, 0, sizeof (payload)); + req.emr_cmd = MC_CMD_SET_NIC_GLOBAL; + req.emr_in_buf = payload; + req.emr_in_length = MC_CMD_SET_NIC_GLOBAL_IN_LEN; + req.emr_out_buf = NULL; + req.emr_out_length = 0; + + MCDI_IN_SET_DWORD(req, SET_NIC_GLOBAL_IN_KEY, key); + MCDI_IN_SET_DWORD(req, SET_NIC_GLOBAL_IN_VALUE, value); + + efx_mcdi_execute(enp, &req); + + if (req.emr_rc != 0) { + rc = req.emr_rc; + goto fail1; + } + + return (0); + +fail1: + EFSYS_PROBE1(fail1, efx_rc_t, rc); + + return (rc); +} + +#endif /* EFSYS_OPT_FW_SUBVARIANT_AWARE */ #endif /* EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD || EFSYS_OPT_MEDFORD2 */