X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;ds=sidebyside;f=drivers%2Fnet%2Fsfc%2Fbase%2Fefx_mcdi.c;h=3799b05000eb0ad06a99054601863054bc20ce06;hb=677cb89c9f119f636c2fc9edb0f411be9d33cad7;hp=c11ece9fe3350cb5020ef9cd63311e752a6ec999;hpb=6f619653b9b15ac2514fe8d935018dd0b07c75f0;p=dpdk.git diff --git a/drivers/net/sfc/base/efx_mcdi.c b/drivers/net/sfc/base/efx_mcdi.c index c11ece9fe3..3799b05000 100644 --- a/drivers/net/sfc/base/efx_mcdi.c +++ b/drivers/net/sfc/base/efx_mcdi.c @@ -54,6 +54,38 @@ +#if EFSYS_OPT_SIENA + +static const efx_mcdi_ops_t __efx_mcdi_siena_ops = { + siena_mcdi_init, /* emco_init */ + siena_mcdi_send_request, /* emco_send_request */ + siena_mcdi_poll_reboot, /* emco_poll_reboot */ + siena_mcdi_poll_response, /* emco_poll_response */ + siena_mcdi_read_response, /* emco_read_response */ + siena_mcdi_fini, /* emco_fini */ + siena_mcdi_feature_supported, /* emco_feature_supported */ + siena_mcdi_get_timeout, /* emco_get_timeout */ +}; + +#endif /* EFSYS_OPT_SIENA */ + +#if EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD + +static const efx_mcdi_ops_t __efx_mcdi_ef10_ops = { + ef10_mcdi_init, /* emco_init */ + ef10_mcdi_send_request, /* emco_send_request */ + ef10_mcdi_poll_reboot, /* emco_poll_reboot */ + ef10_mcdi_poll_response, /* emco_poll_response */ + ef10_mcdi_read_response, /* emco_read_response */ + ef10_mcdi_fini, /* emco_fini */ + ef10_mcdi_feature_supported, /* emco_feature_supported */ + ef10_mcdi_get_timeout, /* emco_get_timeout */ +}; + +#endif /* EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD */ + + + __checkReturn efx_rc_t efx_mcdi_init( __in efx_nic_t *enp, @@ -66,6 +98,23 @@ efx_mcdi_init( EFSYS_ASSERT3U(enp->en_mod_flags, ==, 0); switch (enp->en_family) { +#if EFSYS_OPT_SIENA + case EFX_FAMILY_SIENA: + emcop = &__efx_mcdi_siena_ops; + break; +#endif /* EFSYS_OPT_SIENA */ + +#if EFSYS_OPT_HUNTINGTON + case EFX_FAMILY_HUNTINGTON: + emcop = &__efx_mcdi_ef10_ops; + break; +#endif /* EFSYS_OPT_HUNTINGTON */ + +#if EFSYS_OPT_MEDFORD + case EFX_FAMILY_MEDFORD: + emcop = &__efx_mcdi_ef10_ops; + break; +#endif /* EFSYS_OPT_MEDFORD */ default: EFSYS_ASSERT(0); @@ -192,6 +241,9 @@ efx_mcdi_request_start( __in efx_mcdi_req_t *emrp, __in boolean_t ev_cpl) { +#if EFSYS_OPT_MCDI_LOGGING + const efx_mcdi_transport_t *emtp = enp->en_mcdi.em_emtp; +#endif efx_mcdi_iface_t *emip = &(enp->en_mcdi.em_emip); efx_dword_t hdr[2]; size_t hdr_len; @@ -238,7 +290,8 @@ efx_mcdi_request_start( */ if ((max_version >= 2) && ((emrp->emr_cmd > MC_CMD_CMD_SPACE_ESCAPE_7) || - (emrp->emr_in_length > MCDI_CTL_SDU_LEN_MAX_V1))) { + (emrp->emr_in_length > MCDI_CTL_SDU_LEN_MAX_V1) || + (emrp->emr_out_length > MCDI_CTL_SDU_LEN_MAX_V1))) { /* Construct MCDI v2 header */ hdr_len = sizeof (hdr); EFX_POPULATE_DWORD_8(hdr[0], @@ -268,6 +321,14 @@ efx_mcdi_request_start( MCDI_HEADER_XFLAGS, xflags); } +#if EFSYS_OPT_MCDI_LOGGING + if (emtp->emt_logger != NULL) { + emtp->emt_logger(emtp->emt_context, EFX_LOG_MCDI_REQUEST, + &hdr[0], hdr_len, + emrp->emr_in_buf, emrp->emr_in_length); + } +#endif /* EFSYS_OPT_MCDI_LOGGING */ + efx_mcdi_send_request(enp, &hdr[0], hdr_len, emrp->emr_in_buf, emrp->emr_in_length); } @@ -278,6 +339,9 @@ efx_mcdi_read_response_header( __in efx_nic_t *enp, __inout efx_mcdi_req_t *emrp) { +#if EFSYS_OPT_MCDI_LOGGING + const efx_mcdi_transport_t *emtp = enp->en_mcdi.em_emtp; +#endif /* EFSYS_OPT_MCDI_LOGGING */ efx_mcdi_iface_t *emip = &(enp->en_mcdi.em_emip); efx_dword_t hdr[2]; unsigned int hdr_len; @@ -338,6 +402,30 @@ efx_mcdi_read_response_header( emrp->emr_err_code = err_code; emrp->emr_err_arg = err_arg; +#if EFSYS_OPT_MCDI_PROXY_AUTH + if ((err_code == MC_CMD_ERR_PROXY_PENDING) && + (err_len == sizeof (err))) { + /* + * The MCDI request would normally fail with EPERM, but + * firmware has forwarded it to an authorization agent + * attached to a privileged PF. + * + * Save the authorization request handle. The client + * must wait for a PROXY_RESPONSE event, or timeout. + */ + emrp->emr_proxy_handle = err_arg; + } +#endif /* EFSYS_OPT_MCDI_PROXY_AUTH */ + +#if EFSYS_OPT_MCDI_LOGGING + if (emtp->emt_logger != NULL) { + emtp->emt_logger(emtp->emt_context, + EFX_LOG_MCDI_RESPONSE, + &hdr[0], hdr_len, + &err[0], err_len); + } +#endif /* EFSYS_OPT_MCDI_LOGGING */ + if (!emrp->emr_quiet) { EFSYS_PROBE3(mcdi_err_arg, int, emrp->emr_cmd, int, err_code, int, err_arg); @@ -349,6 +437,9 @@ efx_mcdi_read_response_header( emrp->emr_rc = 0; emrp->emr_out_length_used = data_len; +#if EFSYS_OPT_MCDI_PROXY_AUTH + emrp->emr_proxy_handle = 0; +#endif /* EFSYS_OPT_MCDI_PROXY_AUTH */ return; fail3: @@ -363,6 +454,9 @@ efx_mcdi_finish_response( __in efx_nic_t *enp, __in efx_mcdi_req_t *emrp) { +#if EFSYS_OPT_MCDI_LOGGING + const efx_mcdi_transport_t *emtp = enp->en_mcdi.em_emtp; +#endif /* EFSYS_OPT_MCDI_LOGGING */ efx_dword_t hdr[2]; unsigned int hdr_len; size_t bytes; @@ -389,6 +483,14 @@ efx_mcdi_finish_response( bytes = MIN(emrp->emr_out_length_used, emrp->emr_out_length); efx_mcdi_read_response(enp, emrp->emr_out_buf, hdr_len, bytes); +#if EFSYS_OPT_MCDI_LOGGING + if (emtp->emt_logger != NULL) { + emtp->emt_logger(emtp->emt_context, + EFX_LOG_MCDI_RESPONSE, + &hdr[0], hdr_len, + emrp->emr_out_buf, bytes); + } +#endif /* EFSYS_OPT_MCDI_LOGGING */ } @@ -691,13 +793,70 @@ efx_mcdi_ev_cpl( emrp->emr_rc = 0; } } - if (errcode == 0) { + if (emrp->emr_rc == 0) efx_mcdi_finish_response(enp, emrp); - } emtp->emt_ev_cpl(emtp->emt_context); } +#if EFSYS_OPT_MCDI_PROXY_AUTH + + __checkReturn efx_rc_t +efx_mcdi_get_proxy_handle( + __in efx_nic_t *enp, + __in efx_mcdi_req_t *emrp, + __out uint32_t *handlep) +{ + efx_rc_t rc; + + _NOTE(ARGUNUSED(enp)) + + /* + * Return proxy handle from MCDI request that returned with error + * MC_MCD_ERR_PROXY_PENDING. This handle is used to wait for a matching + * PROXY_RESPONSE event. + */ + if ((emrp == NULL) || (handlep == NULL)) { + rc = EINVAL; + goto fail1; + } + if ((emrp->emr_rc != 0) && + (emrp->emr_err_code == MC_CMD_ERR_PROXY_PENDING)) { + *handlep = emrp->emr_proxy_handle; + rc = 0; + } else { + *handlep = 0; + rc = ENOENT; + } + return (rc); + +fail1: + EFSYS_PROBE1(fail1, efx_rc_t, rc); + return (rc); +} + + void +efx_mcdi_ev_proxy_response( + __in efx_nic_t *enp, + __in unsigned int handle, + __in unsigned int status) +{ + const efx_mcdi_transport_t *emtp = enp->en_mcdi.em_emtp; + efx_rc_t rc; + + /* + * Handle results of an authorization request for a privileged MCDI + * command. If authorization was granted then we must re-issue the + * original MCDI request. If authorization failed or timed out, + * then the original MCDI request should be completed with the + * result code from this event. + */ + rc = (status == 0) ? 0 : efx_mcdi_request_errcode(status); + + emtp->emt_ev_proxy_response(emtp->emt_context, handle, rc); +} +#endif /* EFSYS_OPT_MCDI_PROXY_AUTH */ + void efx_mcdi_ev_death( __in efx_nic_t *enp, @@ -867,6 +1026,79 @@ fail1: return (rc); } + __checkReturn efx_rc_t +efx_mcdi_get_capabilities( + __in efx_nic_t *enp, + __out_opt uint32_t *flagsp, + __out_opt uint16_t *rx_dpcpu_fw_idp, + __out_opt uint16_t *tx_dpcpu_fw_idp, + __out_opt uint32_t *flags2p, + __out_opt uint32_t *tso2ncp) +{ + efx_mcdi_req_t req; + uint8_t payload[MAX(MC_CMD_GET_CAPABILITIES_IN_LEN, + MC_CMD_GET_CAPABILITIES_V2_OUT_LEN)]; + boolean_t v2_capable; + efx_rc_t rc; + + (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_V2_OUT_LEN; + + efx_mcdi_execute_quiet(enp, &req); + + if (req.emr_rc != 0) { + rc = req.emr_rc; + goto fail1; + } + + if (req.emr_out_length_used < MC_CMD_GET_CAPABILITIES_OUT_LEN) { + rc = EMSGSIZE; + goto fail2; + } + + if (flagsp != NULL) + *flagsp = MCDI_OUT_DWORD(req, GET_CAPABILITIES_OUT_FLAGS1); + + if (rx_dpcpu_fw_idp != NULL) + *rx_dpcpu_fw_idp = MCDI_OUT_WORD(req, + GET_CAPABILITIES_OUT_RX_DPCPU_FW_ID); + + if (tx_dpcpu_fw_idp != NULL) + *tx_dpcpu_fw_idp = MCDI_OUT_WORD(req, + GET_CAPABILITIES_OUT_TX_DPCPU_FW_ID); + + if (req.emr_out_length_used < MC_CMD_GET_CAPABILITIES_V2_OUT_LEN) + v2_capable = B_FALSE; + else + v2_capable = B_TRUE; + + if (flags2p != NULL) { + *flags2p = (v2_capable) ? + MCDI_OUT_DWORD(req, GET_CAPABILITIES_V2_OUT_FLAGS2) : + 0; + } + + if (tso2ncp != NULL) { + *tso2ncp = (v2_capable) ? + MCDI_OUT_WORD(req, + GET_CAPABILITIES_V2_OUT_TX_TSO_V2_N_CONTEXTS) : + 0; + } + + return (0); + +fail2: + EFSYS_PROBE(fail2); +fail1: + EFSYS_PROBE1(fail1, efx_rc_t, rc); + + return (rc); +} + static __checkReturn efx_rc_t efx_mcdi_do_reboot( __in efx_nic_t *enp, @@ -1252,6 +1484,11 @@ efx_mcdi_get_phy_cfg( MCDI_OUT2(req, char, GET_PHY_CFG_OUT_REVISION), MIN(sizeof (encp->enc_phy_revision) - 1, MC_CMD_GET_PHY_CFG_OUT_REVISION_LEN)); +#if EFSYS_OPT_PHY_LED_CONTROL + encp->enc_led_mask = ((1 << EFX_PHY_LED_DEFAULT) | + (1 << EFX_PHY_LED_OFF) | + (1 << EFX_PHY_LED_ON)); +#endif /* EFSYS_OPT_PHY_LED_CONTROL */ /* Get the media type of the fixed port, if recognised. */ EFX_STATIC_ASSERT(MC_CMD_MEDIA_XAUI == EFX_PHY_MEDIA_XAUI); @@ -1268,6 +1505,9 @@ efx_mcdi_get_phy_cfg( epp->ep_phy_cap_mask = MCDI_OUT_DWORD(req, GET_PHY_CFG_OUT_SUPPORTED_CAP); +#if EFSYS_OPT_PHY_FLAGS + encp->enc_phy_flags_mask = MCDI_OUT_DWORD(req, GET_PHY_CFG_OUT_FLAGS); +#endif /* EFSYS_OPT_PHY_FLAGS */ encp->enc_port = (uint8_t)MCDI_OUT_DWORD(req, GET_PHY_CFG_OUT_PRT); @@ -1275,6 +1515,24 @@ efx_mcdi_get_phy_cfg( encp->enc_mcdi_mdio_channel = (uint8_t)MCDI_OUT_DWORD(req, GET_PHY_CFG_OUT_CHANNEL); +#if EFSYS_OPT_PHY_STATS + encp->enc_mcdi_phy_stat_mask = + MCDI_OUT_DWORD(req, GET_PHY_CFG_OUT_STATS_MASK); +#endif /* EFSYS_OPT_PHY_STATS */ + +#if EFSYS_OPT_BIST + encp->enc_bist_mask = 0; + if (MCDI_OUT_DWORD_FIELD(req, GET_PHY_CFG_OUT_FLAGS, + GET_PHY_CFG_OUT_BIST_CABLE_SHORT)) + encp->enc_bist_mask |= (1 << EFX_BIST_TYPE_PHY_CABLE_SHORT); + if (MCDI_OUT_DWORD_FIELD(req, GET_PHY_CFG_OUT_FLAGS, + GET_PHY_CFG_OUT_BIST_CABLE_LONG)) + encp->enc_bist_mask |= (1 << EFX_BIST_TYPE_PHY_CABLE_LONG); + if (MCDI_OUT_DWORD_FIELD(req, GET_PHY_CFG_OUT_FLAGS, + GET_PHY_CFG_OUT_BIST)) + encp->enc_bist_mask |= (1 << EFX_BIST_TYPE_PHY_NORMAL); +#endif /* EFSYS_OPT_BIST */ + return (0); fail2: @@ -1385,6 +1643,108 @@ fail1: return (rc); } +#if EFSYS_OPT_BIST + +#if EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD +/* + * Enter bist offline mode. This is a fw mode which puts the NIC into a state + * where memory BIST tests can be run and not much else can interfere or happen. + * A reboot is required to exit this mode. + */ + __checkReturn efx_rc_t +efx_mcdi_bist_enable_offline( + __in efx_nic_t *enp) +{ + efx_mcdi_req_t req; + efx_rc_t rc; + + EFX_STATIC_ASSERT(MC_CMD_ENABLE_OFFLINE_BIST_IN_LEN == 0); + EFX_STATIC_ASSERT(MC_CMD_ENABLE_OFFLINE_BIST_OUT_LEN == 0); + + req.emr_cmd = MC_CMD_ENABLE_OFFLINE_BIST; + req.emr_in_buf = NULL; + req.emr_in_length = 0; + req.emr_out_buf = NULL; + req.emr_out_length = 0; + + 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_HUNTINGTON || EFSYS_OPT_MEDFORD */ + + __checkReturn efx_rc_t +efx_mcdi_bist_start( + __in efx_nic_t *enp, + __in efx_bist_type_t type) +{ + efx_mcdi_req_t req; + uint8_t payload[MAX(MC_CMD_START_BIST_IN_LEN, + MC_CMD_START_BIST_OUT_LEN)]; + efx_rc_t rc; + + (void) memset(payload, 0, sizeof (payload)); + req.emr_cmd = MC_CMD_START_BIST; + req.emr_in_buf = payload; + req.emr_in_length = MC_CMD_START_BIST_IN_LEN; + req.emr_out_buf = payload; + req.emr_out_length = MC_CMD_START_BIST_OUT_LEN; + + switch (type) { + case EFX_BIST_TYPE_PHY_NORMAL: + MCDI_IN_SET_DWORD(req, START_BIST_IN_TYPE, MC_CMD_PHY_BIST); + break; + case EFX_BIST_TYPE_PHY_CABLE_SHORT: + MCDI_IN_SET_DWORD(req, START_BIST_IN_TYPE, + MC_CMD_PHY_BIST_CABLE_SHORT); + break; + case EFX_BIST_TYPE_PHY_CABLE_LONG: + MCDI_IN_SET_DWORD(req, START_BIST_IN_TYPE, + MC_CMD_PHY_BIST_CABLE_LONG); + break; + case EFX_BIST_TYPE_MC_MEM: + MCDI_IN_SET_DWORD(req, START_BIST_IN_TYPE, + MC_CMD_MC_MEM_BIST); + break; + case EFX_BIST_TYPE_SAT_MEM: + MCDI_IN_SET_DWORD(req, START_BIST_IN_TYPE, + MC_CMD_PORT_MEM_BIST); + break; + case EFX_BIST_TYPE_REG: + MCDI_IN_SET_DWORD(req, START_BIST_IN_TYPE, + MC_CMD_REG_BIST); + break; + default: + EFSYS_ASSERT(0); + } + + 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_BIST */ + /* Enable logging of some events (e.g. link state changes) */ __checkReturn efx_rc_t @@ -1423,6 +1783,269 @@ fail1: } +#if EFSYS_OPT_MAC_STATS + +typedef enum efx_stats_action_e { + EFX_STATS_CLEAR, + EFX_STATS_UPLOAD, + EFX_STATS_ENABLE_NOEVENTS, + EFX_STATS_ENABLE_EVENTS, + EFX_STATS_DISABLE, +} efx_stats_action_t; + +static __checkReturn efx_rc_t +efx_mcdi_mac_stats( + __in efx_nic_t *enp, + __in_opt efsys_mem_t *esmp, + __in efx_stats_action_t action, + __in uint16_t period_ms) +{ + efx_mcdi_req_t req; + uint8_t payload[MAX(MC_CMD_MAC_STATS_IN_LEN, + MC_CMD_MAC_STATS_OUT_DMA_LEN)]; + int clear = (action == EFX_STATS_CLEAR); + int upload = (action == EFX_STATS_UPLOAD); + int enable = (action == EFX_STATS_ENABLE_NOEVENTS); + int events = (action == EFX_STATS_ENABLE_EVENTS); + int disable = (action == EFX_STATS_DISABLE); + efx_rc_t rc; + + (void) memset(payload, 0, sizeof (payload)); + req.emr_cmd = MC_CMD_MAC_STATS; + req.emr_in_buf = payload; + req.emr_in_length = MC_CMD_MAC_STATS_IN_LEN; + req.emr_out_buf = payload; + req.emr_out_length = MC_CMD_MAC_STATS_OUT_DMA_LEN; + + MCDI_IN_POPULATE_DWORD_6(req, MAC_STATS_IN_CMD, + MAC_STATS_IN_DMA, upload, + MAC_STATS_IN_CLEAR, clear, + MAC_STATS_IN_PERIODIC_CHANGE, enable | events | disable, + MAC_STATS_IN_PERIODIC_ENABLE, enable | events, + MAC_STATS_IN_PERIODIC_NOEVENT, !events, + MAC_STATS_IN_PERIOD_MS, (enable | events) ? period_ms : 0); + + if (esmp != NULL) { + int bytes = MC_CMD_MAC_NSTATS * sizeof (uint64_t); + + EFX_STATIC_ASSERT(MC_CMD_MAC_NSTATS * sizeof (uint64_t) <= + EFX_MAC_STATS_SIZE); + + MCDI_IN_SET_DWORD(req, MAC_STATS_IN_DMA_ADDR_LO, + EFSYS_MEM_ADDR(esmp) & 0xffffffff); + MCDI_IN_SET_DWORD(req, MAC_STATS_IN_DMA_ADDR_HI, + EFSYS_MEM_ADDR(esmp) >> 32); + MCDI_IN_SET_DWORD(req, MAC_STATS_IN_DMA_LEN, bytes); + } else { + EFSYS_ASSERT(!upload && !enable && !events); + } + + /* + * NOTE: Do not use EVB_PORT_ID_ASSIGNED when disabling periodic stats, + * as this may fail (and leave periodic DMA enabled) if the + * vadapter has already been deleted. + */ + MCDI_IN_SET_DWORD(req, MAC_STATS_IN_PORT_ID, + (disable ? EVB_PORT_ID_NULL : enp->en_vport_id)); + + efx_mcdi_execute(enp, &req); + + if (req.emr_rc != 0) { + /* EF10: Expect ENOENT if no DMA queues are initialised */ + if ((req.emr_rc != ENOENT) || + (enp->en_rx_qcount + enp->en_tx_qcount != 0)) { + rc = req.emr_rc; + goto fail1; + } + } + + return (0); + +fail1: + EFSYS_PROBE1(fail1, efx_rc_t, rc); + + return (rc); +} + + __checkReturn efx_rc_t +efx_mcdi_mac_stats_clear( + __in efx_nic_t *enp) +{ + efx_rc_t rc; + + if ((rc = efx_mcdi_mac_stats(enp, NULL, EFX_STATS_CLEAR, 0)) != 0) + goto fail1; + + return (0); + +fail1: + EFSYS_PROBE1(fail1, efx_rc_t, rc); + + return (rc); +} + + __checkReturn efx_rc_t +efx_mcdi_mac_stats_upload( + __in efx_nic_t *enp, + __in efsys_mem_t *esmp) +{ + efx_rc_t rc; + + /* + * The MC DMAs aggregate statistics for our convenience, so we can + * avoid having to pull the statistics buffer into the cache to + * maintain cumulative statistics. + */ + if ((rc = efx_mcdi_mac_stats(enp, esmp, EFX_STATS_UPLOAD, 0)) != 0) + goto fail1; + + return (0); + +fail1: + EFSYS_PROBE1(fail1, efx_rc_t, rc); + + return (rc); +} + + __checkReturn efx_rc_t +efx_mcdi_mac_stats_periodic( + __in efx_nic_t *enp, + __in efsys_mem_t *esmp, + __in uint16_t period_ms, + __in boolean_t events) +{ + efx_rc_t rc; + + /* + * The MC DMAs aggregate statistics for our convenience, so we can + * avoid having to pull the statistics buffer into the cache to + * maintain cumulative statistics. + * Huntington uses a fixed 1sec period. + * Medford uses a fixed 1sec period before v6.2.1.1033 firmware. + */ + if (period_ms == 0) + rc = efx_mcdi_mac_stats(enp, NULL, EFX_STATS_DISABLE, 0); + else if (events) + rc = efx_mcdi_mac_stats(enp, esmp, EFX_STATS_ENABLE_EVENTS, + period_ms); + else + rc = efx_mcdi_mac_stats(enp, esmp, EFX_STATS_ENABLE_NOEVENTS, + period_ms); + + if (rc != 0) + goto fail1; + + return (0); + +fail1: + EFSYS_PROBE1(fail1, efx_rc_t, rc); + + return (rc); +} + +#endif /* EFSYS_OPT_MAC_STATS */ + +#if EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD + +/* + * This function returns the pf and vf number of a function. If it is a pf the + * vf number is 0xffff. The vf number is the index of the vf on that + * function. So if you have 3 vfs on pf 0 the 3 vfs will return (pf=0,vf=0), + * (pf=0,vf=1), (pf=0,vf=2) aand the pf will return (pf=0, vf=0xffff). + */ + __checkReturn efx_rc_t +efx_mcdi_get_function_info( + __in efx_nic_t *enp, + __out uint32_t *pfp, + __out_opt uint32_t *vfp) +{ + efx_mcdi_req_t req; + uint8_t payload[MAX(MC_CMD_GET_FUNCTION_INFO_IN_LEN, + MC_CMD_GET_FUNCTION_INFO_OUT_LEN)]; + efx_rc_t rc; + + (void) memset(payload, 0, sizeof (payload)); + req.emr_cmd = MC_CMD_GET_FUNCTION_INFO; + req.emr_in_buf = payload; + req.emr_in_length = MC_CMD_GET_FUNCTION_INFO_IN_LEN; + req.emr_out_buf = payload; + req.emr_out_length = MC_CMD_GET_FUNCTION_INFO_OUT_LEN; + + 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_FUNCTION_INFO_OUT_LEN) { + rc = EMSGSIZE; + goto fail2; + } + + *pfp = MCDI_OUT_DWORD(req, GET_FUNCTION_INFO_OUT_PF); + if (vfp != NULL) + *vfp = MCDI_OUT_DWORD(req, GET_FUNCTION_INFO_OUT_VF); + + return (0); + +fail2: + EFSYS_PROBE(fail2); +fail1: + EFSYS_PROBE1(fail1, efx_rc_t, rc); + + return (rc); +} + + __checkReturn efx_rc_t +efx_mcdi_privilege_mask( + __in efx_nic_t *enp, + __in uint32_t pf, + __in uint32_t vf, + __out uint32_t *maskp) +{ + efx_mcdi_req_t req; + uint8_t payload[MAX(MC_CMD_PRIVILEGE_MASK_IN_LEN, + MC_CMD_PRIVILEGE_MASK_OUT_LEN)]; + efx_rc_t rc; + + (void) memset(payload, 0, sizeof (payload)); + req.emr_cmd = MC_CMD_PRIVILEGE_MASK; + req.emr_in_buf = payload; + req.emr_in_length = MC_CMD_PRIVILEGE_MASK_IN_LEN; + req.emr_out_buf = payload; + req.emr_out_length = MC_CMD_PRIVILEGE_MASK_OUT_LEN; + + MCDI_IN_POPULATE_DWORD_2(req, PRIVILEGE_MASK_IN_FUNCTION, + PRIVILEGE_MASK_IN_FUNCTION_PF, pf, + PRIVILEGE_MASK_IN_FUNCTION_VF, vf); + + efx_mcdi_execute(enp, &req); + + if (req.emr_rc != 0) { + rc = req.emr_rc; + goto fail1; + } + + if (req.emr_out_length_used < MC_CMD_PRIVILEGE_MASK_OUT_LEN) { + rc = EMSGSIZE; + goto fail2; + } + + *maskp = MCDI_OUT_DWORD(req, PRIVILEGE_MASK_OUT_OLD_MASK); + + return (0); + +fail2: + EFSYS_PROBE(fail2); +fail1: + EFSYS_PROBE1(fail1, efx_rc_t, rc); + + return (rc); +} + +#endif /* EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD */ + __checkReturn efx_rc_t efx_mcdi_set_workaround( __in efx_nic_t *enp,