Index: stable/11/sys/dev/sfxge/common/efx_nic.c =================================================================== --- stable/11/sys/dev/sfxge/common/efx_nic.c (revision 342445) +++ stable/11/sys/dev/sfxge/common/efx_nic.c (revision 342446) @@ -1,857 +1,858 @@ /*- * 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. * * 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. */ #include __FBSDID("$FreeBSD$"); #include "efx.h" #include "efx_impl.h" __checkReturn efx_rc_t efx_family( __in uint16_t venid, __in uint16_t devid, __out efx_family_t *efp) { if (venid == EFX_PCI_VENID_SFC) { switch (devid) { #if EFSYS_OPT_SIENA case EFX_PCI_DEVID_SIENA_F1_UNINIT: /* * Hardware default for PF0 of uninitialised Siena. * manftest must be able to cope with this device id. */ *efp = EFX_FAMILY_SIENA; return (0); case EFX_PCI_DEVID_BETHPAGE: case EFX_PCI_DEVID_SIENA: *efp = EFX_FAMILY_SIENA; return (0); #endif /* EFSYS_OPT_SIENA */ #if EFSYS_OPT_HUNTINGTON case EFX_PCI_DEVID_HUNTINGTON_PF_UNINIT: /* * Hardware default for PF0 of uninitialised Huntington. * manftest must be able to cope with this device id. */ *efp = EFX_FAMILY_HUNTINGTON; return (0); case EFX_PCI_DEVID_FARMINGDALE: case EFX_PCI_DEVID_GREENPORT: *efp = EFX_FAMILY_HUNTINGTON; return (0); case EFX_PCI_DEVID_FARMINGDALE_VF: case EFX_PCI_DEVID_GREENPORT_VF: *efp = EFX_FAMILY_HUNTINGTON; return (0); #endif /* EFSYS_OPT_HUNTINGTON */ #if EFSYS_OPT_MEDFORD case EFX_PCI_DEVID_MEDFORD_PF_UNINIT: /* * Hardware default for PF0 of uninitialised Medford. * manftest must be able to cope with this device id. */ *efp = EFX_FAMILY_MEDFORD; return (0); case EFX_PCI_DEVID_MEDFORD: *efp = EFX_FAMILY_MEDFORD; return (0); case EFX_PCI_DEVID_MEDFORD_VF: *efp = EFX_FAMILY_MEDFORD; return (0); #endif /* EFSYS_OPT_MEDFORD */ case EFX_PCI_DEVID_FALCON: /* Obsolete, not supported */ default: break; } } *efp = EFX_FAMILY_INVALID; return (ENOTSUP); } #if EFSYS_OPT_SIENA static const efx_nic_ops_t __efx_nic_siena_ops = { siena_nic_probe, /* eno_probe */ NULL, /* eno_board_cfg */ NULL, /* eno_set_drv_limits */ siena_nic_reset, /* eno_reset */ siena_nic_init, /* eno_init */ NULL, /* eno_get_vi_pool */ NULL, /* eno_get_bar_region */ #if EFSYS_OPT_DIAG siena_nic_register_test, /* eno_register_test */ #endif /* EFSYS_OPT_DIAG */ siena_nic_fini, /* eno_fini */ siena_nic_unprobe, /* eno_unprobe */ }; #endif /* EFSYS_OPT_SIENA */ #if EFSYS_OPT_HUNTINGTON static const efx_nic_ops_t __efx_nic_hunt_ops = { ef10_nic_probe, /* eno_probe */ hunt_board_cfg, /* eno_board_cfg */ ef10_nic_set_drv_limits, /* eno_set_drv_limits */ ef10_nic_reset, /* eno_reset */ ef10_nic_init, /* eno_init */ ef10_nic_get_vi_pool, /* eno_get_vi_pool */ ef10_nic_get_bar_region, /* eno_get_bar_region */ #if EFSYS_OPT_DIAG ef10_nic_register_test, /* eno_register_test */ #endif /* EFSYS_OPT_DIAG */ ef10_nic_fini, /* eno_fini */ ef10_nic_unprobe, /* eno_unprobe */ }; #endif /* EFSYS_OPT_HUNTINGTON */ #if EFSYS_OPT_MEDFORD static const efx_nic_ops_t __efx_nic_medford_ops = { ef10_nic_probe, /* eno_probe */ medford_board_cfg, /* eno_board_cfg */ ef10_nic_set_drv_limits, /* eno_set_drv_limits */ ef10_nic_reset, /* eno_reset */ ef10_nic_init, /* eno_init */ ef10_nic_get_vi_pool, /* eno_get_vi_pool */ ef10_nic_get_bar_region, /* eno_get_bar_region */ #if EFSYS_OPT_DIAG ef10_nic_register_test, /* eno_register_test */ #endif /* EFSYS_OPT_DIAG */ ef10_nic_fini, /* eno_fini */ ef10_nic_unprobe, /* eno_unprobe */ }; #endif /* EFSYS_OPT_MEDFORD */ __checkReturn efx_rc_t efx_nic_create( __in efx_family_t family, __in efsys_identifier_t *esip, __in efsys_bar_t *esbp, __in efsys_lock_t *eslp, __deref_out efx_nic_t **enpp) { efx_nic_t *enp; efx_rc_t rc; EFSYS_ASSERT3U(family, >, EFX_FAMILY_INVALID); EFSYS_ASSERT3U(family, <, EFX_FAMILY_NTYPES); /* Allocate a NIC object */ EFSYS_KMEM_ALLOC(esip, sizeof (efx_nic_t), enp); if (enp == NULL) { rc = ENOMEM; goto fail1; } enp->en_magic = EFX_NIC_MAGIC; switch (family) { #if EFSYS_OPT_SIENA case EFX_FAMILY_SIENA: enp->en_enop = &__efx_nic_siena_ops; enp->en_features = EFX_FEATURE_IPV6 | EFX_FEATURE_LFSR_HASH_INSERT | EFX_FEATURE_LINK_EVENTS | EFX_FEATURE_PERIODIC_MAC_STATS | EFX_FEATURE_MCDI | EFX_FEATURE_LOOKAHEAD_SPLIT | EFX_FEATURE_MAC_HEADER_FILTERS | EFX_FEATURE_TX_SRC_FILTERS; break; #endif /* EFSYS_OPT_SIENA */ #if EFSYS_OPT_HUNTINGTON case EFX_FAMILY_HUNTINGTON: enp->en_enop = &__efx_nic_hunt_ops; enp->en_features = EFX_FEATURE_IPV6 | EFX_FEATURE_LINK_EVENTS | EFX_FEATURE_PERIODIC_MAC_STATS | EFX_FEATURE_MCDI | EFX_FEATURE_MAC_HEADER_FILTERS | EFX_FEATURE_MCDI_DMA | EFX_FEATURE_PIO_BUFFERS | EFX_FEATURE_FW_ASSISTED_TSO | EFX_FEATURE_FW_ASSISTED_TSO_V2; break; #endif /* EFSYS_OPT_HUNTINGTON */ #if EFSYS_OPT_MEDFORD case EFX_FAMILY_MEDFORD: enp->en_enop = &__efx_nic_medford_ops; /* * FW_ASSISTED_TSO omitted as Medford only supports firmware * assisted TSO version 2, not the v1 scheme used on Huntington. */ enp->en_features = EFX_FEATURE_IPV6 | EFX_FEATURE_LINK_EVENTS | EFX_FEATURE_PERIODIC_MAC_STATS | EFX_FEATURE_MCDI | EFX_FEATURE_MAC_HEADER_FILTERS | EFX_FEATURE_MCDI_DMA | EFX_FEATURE_PIO_BUFFERS | EFX_FEATURE_FW_ASSISTED_TSO_V2; break; #endif /* EFSYS_OPT_MEDFORD */ default: rc = ENOTSUP; goto fail2; } enp->en_family = family; enp->en_esip = esip; enp->en_esbp = esbp; enp->en_eslp = eslp; *enpp = enp; return (0); fail2: EFSYS_PROBE(fail2); enp->en_magic = 0; /* Free the NIC object */ EFSYS_KMEM_FREE(esip, sizeof (efx_nic_t), enp); fail1: EFSYS_PROBE1(fail1, efx_rc_t, rc); return (rc); } __checkReturn efx_rc_t efx_nic_probe( __in efx_nic_t *enp) { const efx_nic_ops_t *enop; efx_rc_t rc; EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); #if EFSYS_OPT_MCDI EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_MCDI); #endif /* EFSYS_OPT_MCDI */ EFSYS_ASSERT(!(enp->en_mod_flags & EFX_MOD_PROBE)); enop = enp->en_enop; if ((rc = enop->eno_probe(enp)) != 0) goto fail1; if ((rc = efx_phy_probe(enp)) != 0) goto fail2; enp->en_mod_flags |= EFX_MOD_PROBE; return (0); fail2: EFSYS_PROBE(fail2); enop->eno_unprobe(enp); fail1: EFSYS_PROBE1(fail1, efx_rc_t, rc); return (rc); } __checkReturn efx_rc_t efx_nic_set_drv_limits( __inout efx_nic_t *enp, __in efx_drv_limits_t *edlp) { const efx_nic_ops_t *enop = enp->en_enop; efx_rc_t rc; EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_PROBE); if (enop->eno_set_drv_limits != NULL) { if ((rc = enop->eno_set_drv_limits(enp, edlp)) != 0) goto fail1; } return (0); fail1: EFSYS_PROBE1(fail1, efx_rc_t, rc); return (rc); } __checkReturn efx_rc_t efx_nic_get_bar_region( __in efx_nic_t *enp, __in efx_nic_region_t region, __out uint32_t *offsetp, __out size_t *sizep) { const efx_nic_ops_t *enop = enp->en_enop; efx_rc_t rc; EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_PROBE); EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_NIC); if (enop->eno_get_bar_region == NULL) { rc = ENOTSUP; goto fail1; } if ((rc = (enop->eno_get_bar_region)(enp, region, offsetp, sizep)) != 0) { goto fail2; } return (0); fail2: EFSYS_PROBE(fail2); fail1: EFSYS_PROBE1(fail1, efx_rc_t, rc); return (rc); } __checkReturn efx_rc_t efx_nic_get_vi_pool( __in efx_nic_t *enp, __out uint32_t *evq_countp, __out uint32_t *rxq_countp, __out uint32_t *txq_countp) { const efx_nic_ops_t *enop = enp->en_enop; efx_nic_cfg_t *encp = &enp->en_nic_cfg; efx_rc_t rc; EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_PROBE); EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_NIC); if (enop->eno_get_vi_pool != NULL) { uint32_t vi_count = 0; if ((rc = (enop->eno_get_vi_pool)(enp, &vi_count)) != 0) goto fail1; *evq_countp = vi_count; *rxq_countp = vi_count; *txq_countp = vi_count; } else { /* Use NIC limits as default value */ *evq_countp = encp->enc_evq_limit; *rxq_countp = encp->enc_rxq_limit; *txq_countp = encp->enc_txq_limit; } return (0); fail1: EFSYS_PROBE1(fail1, efx_rc_t, rc); return (rc); } __checkReturn efx_rc_t efx_nic_init( __in efx_nic_t *enp) { const efx_nic_ops_t *enop = enp->en_enop; efx_rc_t rc; EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_PROBE); if (enp->en_mod_flags & EFX_MOD_NIC) { rc = EINVAL; goto fail1; } if ((rc = enop->eno_init(enp)) != 0) goto fail2; enp->en_mod_flags |= EFX_MOD_NIC; return (0); fail2: EFSYS_PROBE(fail2); fail1: EFSYS_PROBE1(fail1, efx_rc_t, rc); return (rc); } void efx_nic_fini( __in efx_nic_t *enp) { const efx_nic_ops_t *enop = enp->en_enop; EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); EFSYS_ASSERT(enp->en_mod_flags & EFX_MOD_PROBE); EFSYS_ASSERT(enp->en_mod_flags & EFX_MOD_NIC); EFSYS_ASSERT(!(enp->en_mod_flags & EFX_MOD_INTR)); EFSYS_ASSERT(!(enp->en_mod_flags & EFX_MOD_EV)); EFSYS_ASSERT(!(enp->en_mod_flags & EFX_MOD_RX)); EFSYS_ASSERT(!(enp->en_mod_flags & EFX_MOD_TX)); enop->eno_fini(enp); enp->en_mod_flags &= ~EFX_MOD_NIC; } void efx_nic_unprobe( __in efx_nic_t *enp) { const efx_nic_ops_t *enop = enp->en_enop; EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); #if EFSYS_OPT_MCDI EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_MCDI); #endif /* EFSYS_OPT_MCDI */ EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_PROBE); EFSYS_ASSERT(!(enp->en_mod_flags & EFX_MOD_NIC)); EFSYS_ASSERT(!(enp->en_mod_flags & EFX_MOD_INTR)); EFSYS_ASSERT(!(enp->en_mod_flags & EFX_MOD_EV)); EFSYS_ASSERT(!(enp->en_mod_flags & EFX_MOD_RX)); EFSYS_ASSERT(!(enp->en_mod_flags & EFX_MOD_TX)); efx_phy_unprobe(enp); enop->eno_unprobe(enp); enp->en_mod_flags &= ~EFX_MOD_PROBE; } void efx_nic_destroy( __in efx_nic_t *enp) { efsys_identifier_t *esip = enp->en_esip; EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); EFSYS_ASSERT3U(enp->en_mod_flags, ==, 0); enp->en_family = EFX_FAMILY_INVALID; enp->en_esip = NULL; enp->en_esbp = NULL; enp->en_eslp = NULL; enp->en_enop = NULL; enp->en_magic = 0; /* Free the NIC object */ EFSYS_KMEM_FREE(esip, sizeof (efx_nic_t), enp); } __checkReturn efx_rc_t efx_nic_reset( __in efx_nic_t *enp) { const efx_nic_ops_t *enop = enp->en_enop; unsigned int mod_flags; efx_rc_t rc; EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); EFSYS_ASSERT(enp->en_mod_flags & EFX_MOD_PROBE); /* * All modules except the MCDI, PROBE, NVRAM, VPD, MON * (which we do not reset here) must have been shut down or never * initialized. * * A rule of thumb here is: If the controller or MC reboots, is *any* * state lost. If it's lost and needs reapplying, then the module * *must* not be initialised during the reset. */ mod_flags = enp->en_mod_flags; mod_flags &= ~(EFX_MOD_MCDI | EFX_MOD_PROBE | EFX_MOD_NVRAM | EFX_MOD_VPD | EFX_MOD_MON); EFSYS_ASSERT3U(mod_flags, ==, 0); if (mod_flags != 0) { rc = EINVAL; goto fail1; } if ((rc = enop->eno_reset(enp)) != 0) goto fail2; return (0); fail2: EFSYS_PROBE(fail2); fail1: EFSYS_PROBE1(fail1, efx_rc_t, rc); return (rc); } const efx_nic_cfg_t * efx_nic_cfg_get( __in efx_nic_t *enp) { EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC); + EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_PROBE); return (&(enp->en_nic_cfg)); } #if EFSYS_OPT_DIAG __checkReturn efx_rc_t efx_nic_register_test( __in efx_nic_t *enp) { const efx_nic_ops_t *enop = enp->en_enop; efx_rc_t rc; 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_NIC)); if ((rc = enop->eno_register_test(enp)) != 0) goto fail1; return (0); fail1: EFSYS_PROBE1(fail1, efx_rc_t, rc); return (rc); } #endif /* EFSYS_OPT_DIAG */ #if EFSYS_OPT_LOOPBACK extern void efx_loopback_mask( __in efx_loopback_kind_t loopback_kind, __out efx_qword_t *maskp) { efx_qword_t mask; EFSYS_ASSERT3U(loopback_kind, <, EFX_LOOPBACK_NKINDS); EFSYS_ASSERT(maskp != NULL); /* Assert the MC_CMD_LOOPBACK and EFX_LOOPBACK namespace agree */ EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_NONE == EFX_LOOPBACK_OFF); EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_DATA == EFX_LOOPBACK_DATA); EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_GMAC == EFX_LOOPBACK_GMAC); EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XGMII == EFX_LOOPBACK_XGMII); EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XGXS == EFX_LOOPBACK_XGXS); EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XAUI == EFX_LOOPBACK_XAUI); EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_GMII == EFX_LOOPBACK_GMII); EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_SGMII == EFX_LOOPBACK_SGMII); EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XGBR == EFX_LOOPBACK_XGBR); EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XFI == EFX_LOOPBACK_XFI); EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XAUI_FAR == EFX_LOOPBACK_XAUI_FAR); EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_GMII_FAR == EFX_LOOPBACK_GMII_FAR); EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_SGMII_FAR == EFX_LOOPBACK_SGMII_FAR); EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XFI_FAR == EFX_LOOPBACK_XFI_FAR); EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_GPHY == EFX_LOOPBACK_GPHY); EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_PHYXS == EFX_LOOPBACK_PHY_XS); EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_PCS == EFX_LOOPBACK_PCS); EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_PMAPMD == EFX_LOOPBACK_PMA_PMD); EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XPORT == EFX_LOOPBACK_XPORT); EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XGMII_WS == EFX_LOOPBACK_XGMII_WS); EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XAUI_WS == EFX_LOOPBACK_XAUI_WS); EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XAUI_WS_FAR == EFX_LOOPBACK_XAUI_WS_FAR); EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XAUI_WS_NEAR == EFX_LOOPBACK_XAUI_WS_NEAR); EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_GMII_WS == EFX_LOOPBACK_GMII_WS); EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XFI_WS == EFX_LOOPBACK_XFI_WS); EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_XFI_WS_FAR == EFX_LOOPBACK_XFI_WS_FAR); EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_PHYXS_WS == EFX_LOOPBACK_PHYXS_WS); EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_PMA_INT == EFX_LOOPBACK_PMA_INT); EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_SD_NEAR == EFX_LOOPBACK_SD_NEAR); EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_SD_FAR == EFX_LOOPBACK_SD_FAR); EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_PMA_INT_WS == EFX_LOOPBACK_PMA_INT_WS); EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_SD_FEP2_WS == EFX_LOOPBACK_SD_FEP2_WS); EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_SD_FEP1_5_WS == EFX_LOOPBACK_SD_FEP1_5_WS); EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_SD_FEP_WS == EFX_LOOPBACK_SD_FEP_WS); EFX_STATIC_ASSERT(MC_CMD_LOOPBACK_SD_FES_WS == EFX_LOOPBACK_SD_FES_WS); /* Build bitmask of possible loopback types */ EFX_ZERO_QWORD(mask); if ((loopback_kind == EFX_LOOPBACK_KIND_OFF) || (loopback_kind == EFX_LOOPBACK_KIND_ALL)) { EFX_SET_QWORD_BIT(mask, EFX_LOOPBACK_OFF); } if ((loopback_kind == EFX_LOOPBACK_KIND_MAC) || (loopback_kind == EFX_LOOPBACK_KIND_ALL)) { /* * The "MAC" grouping has historically been used by drivers to * mean loopbacks supported by on-chip hardware. Keep that * meaning here, and include on-chip PHY layer loopbacks. */ EFX_SET_QWORD_BIT(mask, EFX_LOOPBACK_DATA); EFX_SET_QWORD_BIT(mask, EFX_LOOPBACK_GMAC); EFX_SET_QWORD_BIT(mask, EFX_LOOPBACK_XGMII); EFX_SET_QWORD_BIT(mask, EFX_LOOPBACK_XGXS); EFX_SET_QWORD_BIT(mask, EFX_LOOPBACK_XAUI); EFX_SET_QWORD_BIT(mask, EFX_LOOPBACK_GMII); EFX_SET_QWORD_BIT(mask, EFX_LOOPBACK_SGMII); EFX_SET_QWORD_BIT(mask, EFX_LOOPBACK_XGBR); EFX_SET_QWORD_BIT(mask, EFX_LOOPBACK_XFI); EFX_SET_QWORD_BIT(mask, EFX_LOOPBACK_XAUI_FAR); EFX_SET_QWORD_BIT(mask, EFX_LOOPBACK_GMII_FAR); EFX_SET_QWORD_BIT(mask, EFX_LOOPBACK_SGMII_FAR); EFX_SET_QWORD_BIT(mask, EFX_LOOPBACK_XFI_FAR); EFX_SET_QWORD_BIT(mask, EFX_LOOPBACK_PMA_INT); EFX_SET_QWORD_BIT(mask, EFX_LOOPBACK_SD_NEAR); EFX_SET_QWORD_BIT(mask, EFX_LOOPBACK_SD_FAR); } if ((loopback_kind == EFX_LOOPBACK_KIND_PHY) || (loopback_kind == EFX_LOOPBACK_KIND_ALL)) { /* * The "PHY" grouping has historically been used by drivers to * mean loopbacks supported by off-chip hardware. Keep that * meaning here. */ EFX_SET_QWORD_BIT(mask, EFX_LOOPBACK_GPHY); EFX_SET_QWORD_BIT(mask, EFX_LOOPBACK_PHY_XS); EFX_SET_QWORD_BIT(mask, EFX_LOOPBACK_PCS); EFX_SET_QWORD_BIT(mask, EFX_LOOPBACK_PMA_PMD); } *maskp = mask; } __checkReturn efx_rc_t efx_mcdi_get_loopback_modes( __in efx_nic_t *enp) { efx_nic_cfg_t *encp = &(enp->en_nic_cfg); efx_mcdi_req_t req; EFX_MCDI_DECLARE_BUF(payload, MC_CMD_GET_LOOPBACK_MODES_IN_LEN, MC_CMD_GET_LOOPBACK_MODES_OUT_LEN); efx_qword_t mask; efx_qword_t modes; efx_rc_t rc; req.emr_cmd = MC_CMD_GET_LOOPBACK_MODES; req.emr_in_buf = payload; req.emr_in_length = MC_CMD_GET_LOOPBACK_MODES_IN_LEN; req.emr_out_buf = payload; req.emr_out_length = MC_CMD_GET_LOOPBACK_MODES_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_LOOPBACK_MODES_OUT_SUGGESTED_OFST + MC_CMD_GET_LOOPBACK_MODES_OUT_SUGGESTED_LEN) { rc = EMSGSIZE; goto fail2; } /* * We assert the MC_CMD_LOOPBACK and EFX_LOOPBACK namespaces agree * in efx_loopback_mask() and in siena_phy.c:siena_phy_get_link(). */ efx_loopback_mask(EFX_LOOPBACK_KIND_ALL, &mask); EFX_AND_QWORD(mask, *MCDI_OUT2(req, efx_qword_t, GET_LOOPBACK_MODES_OUT_SUGGESTED)); modes = *MCDI_OUT2(req, efx_qword_t, GET_LOOPBACK_MODES_OUT_100M); EFX_AND_QWORD(modes, mask); encp->enc_loopback_types[EFX_LINK_100FDX] = modes; modes = *MCDI_OUT2(req, efx_qword_t, GET_LOOPBACK_MODES_OUT_1G); EFX_AND_QWORD(modes, mask); encp->enc_loopback_types[EFX_LINK_1000FDX] = modes; modes = *MCDI_OUT2(req, efx_qword_t, GET_LOOPBACK_MODES_OUT_10G); EFX_AND_QWORD(modes, mask); encp->enc_loopback_types[EFX_LINK_10000FDX] = modes; if (req.emr_out_length_used >= MC_CMD_GET_LOOPBACK_MODES_OUT_40G_OFST + MC_CMD_GET_LOOPBACK_MODES_OUT_40G_LEN) { /* Response includes 40G loopback modes */ modes = *MCDI_OUT2(req, efx_qword_t, GET_LOOPBACK_MODES_OUT_40G); EFX_AND_QWORD(modes, mask); encp->enc_loopback_types[EFX_LINK_40000FDX] = modes; } EFX_ZERO_QWORD(modes); EFX_SET_QWORD_BIT(modes, EFX_LOOPBACK_OFF); EFX_OR_QWORD(modes, encp->enc_loopback_types[EFX_LINK_100FDX]); EFX_OR_QWORD(modes, encp->enc_loopback_types[EFX_LINK_1000FDX]); EFX_OR_QWORD(modes, encp->enc_loopback_types[EFX_LINK_10000FDX]); EFX_OR_QWORD(modes, encp->enc_loopback_types[EFX_LINK_40000FDX]); encp->enc_loopback_types[EFX_LINK_UNKNOWN] = modes; return (0); fail2: EFSYS_PROBE(fail2); fail1: EFSYS_PROBE1(fail1, efx_rc_t, rc); return (rc); } #endif /* EFSYS_OPT_LOOPBACK */ __checkReturn efx_rc_t efx_nic_calculate_pcie_link_bandwidth( __in uint32_t pcie_link_width, __in uint32_t pcie_link_gen, __out uint32_t *bandwidth_mbpsp) { uint32_t lane_bandwidth; uint32_t total_bandwidth; efx_rc_t rc; if ((pcie_link_width == 0) || (pcie_link_width > 16) || !ISP2(pcie_link_width)) { rc = EINVAL; goto fail1; } switch (pcie_link_gen) { case EFX_PCIE_LINK_SPEED_GEN1: /* 2.5 Gb/s raw bandwidth with 8b/10b encoding */ lane_bandwidth = 2000; break; case EFX_PCIE_LINK_SPEED_GEN2: /* 5.0 Gb/s raw bandwidth with 8b/10b encoding */ lane_bandwidth = 4000; break; case EFX_PCIE_LINK_SPEED_GEN3: /* 8.0 Gb/s raw bandwidth with 128b/130b encoding */ lane_bandwidth = 7877; break; default: rc = EINVAL; goto fail2; } total_bandwidth = lane_bandwidth * pcie_link_width; *bandwidth_mbpsp = total_bandwidth; return (0); fail2: EFSYS_PROBE(fail2); fail1: EFSYS_PROBE1(fail1, efx_rc_t, rc); return (rc); } __checkReturn efx_rc_t efx_nic_check_pcie_link_speed( __in efx_nic_t *enp, __in uint32_t pcie_link_width, __in uint32_t pcie_link_gen, __out efx_pcie_link_performance_t *resultp) { efx_nic_cfg_t *encp = &(enp->en_nic_cfg); uint32_t bandwidth; efx_pcie_link_performance_t result; efx_rc_t rc; if ((encp->enc_required_pcie_bandwidth_mbps == 0) || (pcie_link_width == 0) || (pcie_link_width == 32) || (pcie_link_gen == 0)) { /* * No usable info on what is required and/or in use. In virtual * machines, sometimes the PCIe link width is reported as 0 or * 32, or the speed as 0. */ result = EFX_PCIE_LINK_PERFORMANCE_UNKNOWN_BANDWIDTH; goto out; } /* Calculate the available bandwidth in megabits per second */ rc = efx_nic_calculate_pcie_link_bandwidth(pcie_link_width, pcie_link_gen, &bandwidth); if (rc != 0) goto fail1; if (bandwidth < encp->enc_required_pcie_bandwidth_mbps) { result = EFX_PCIE_LINK_PERFORMANCE_SUBOPTIMAL_BANDWIDTH; } else if (pcie_link_gen < encp->enc_max_pcie_link_gen) { /* The link provides enough bandwidth but not optimal latency */ result = EFX_PCIE_LINK_PERFORMANCE_SUBOPTIMAL_LATENCY; } else { result = EFX_PCIE_LINK_PERFORMANCE_OPTIMAL; } out: *resultp = result; return (0); fail1: EFSYS_PROBE1(fail1, efx_rc_t, rc); return (rc); } Index: stable/11 =================================================================== --- stable/11 (revision 342445) +++ stable/11 (revision 342446) Property changes on: stable/11 ___________________________________________________________________ Modified: svn:mergeinfo ## -0,0 +0,1 ## Merged /head:r341301