Imported Upstream version 17.05
[deb_dpdk.git] / drivers / net / sfc / base / ef10_mac.c
diff --git a/drivers/net/sfc/base/ef10_mac.c b/drivers/net/sfc/base/ef10_mac.c
new file mode 100644 (file)
index 0000000..488633f
--- /dev/null
@@ -0,0 +1,897 @@
+/*
+ * Copyright (c) 2012-2016 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 "efx.h"
+#include "efx_impl.h"
+
+
+#if EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD
+
+       __checkReturn   efx_rc_t
+ef10_mac_poll(
+       __in            efx_nic_t *enp,
+       __out           efx_link_mode_t *link_modep)
+{
+       efx_port_t *epp = &(enp->en_port);
+       ef10_link_state_t els;
+       efx_rc_t rc;
+
+       if ((rc = ef10_phy_get_link(enp, &els)) != 0)
+               goto fail1;
+
+       epp->ep_adv_cap_mask = els.els_adv_cap_mask;
+       epp->ep_fcntl = els.els_fcntl;
+
+       *link_modep = els.els_link_mode;
+
+       return (0);
+
+fail1:
+       EFSYS_PROBE1(fail1, efx_rc_t, rc);
+
+       *link_modep = EFX_LINK_UNKNOWN;
+
+       return (rc);
+}
+
+       __checkReturn   efx_rc_t
+ef10_mac_up(
+       __in            efx_nic_t *enp,
+       __out           boolean_t *mac_upp)
+{
+       ef10_link_state_t els;
+       efx_rc_t rc;
+
+       /*
+        * Because EF10 doesn't *require* polling, we can't rely on
+        * ef10_mac_poll() being executed to populate epp->ep_mac_up.
+        */
+       if ((rc = ef10_phy_get_link(enp, &els)) != 0)
+               goto fail1;
+
+       *mac_upp = els.els_mac_up;
+
+       return (0);
+
+fail1:
+       EFSYS_PROBE1(fail1, efx_rc_t, rc);
+
+       return (rc);
+}
+
+/*
+ * EF10 adapters use MC_CMD_VADAPTOR_SET_MAC to set the
+ * MAC address; the address field in MC_CMD_SET_MAC has no
+ * effect.
+ * MC_CMD_VADAPTOR_SET_MAC requires mac-spoofing privilege and
+ * the port to have no filters or queues active.
+ */
+static __checkReturn   efx_rc_t
+efx_mcdi_vadapter_set_mac(
+       __in            efx_nic_t *enp)
+{
+       efx_port_t *epp = &(enp->en_port);
+       efx_mcdi_req_t req;
+       uint8_t payload[MAX(MC_CMD_VADAPTOR_SET_MAC_IN_LEN,
+                           MC_CMD_VADAPTOR_SET_MAC_OUT_LEN)];
+       efx_rc_t rc;
+
+       (void) memset(payload, 0, sizeof (payload));
+       req.emr_cmd = MC_CMD_VADAPTOR_SET_MAC;
+       req.emr_in_buf = payload;
+       req.emr_in_length = MC_CMD_VADAPTOR_SET_MAC_IN_LEN;
+       req.emr_out_buf = payload;
+       req.emr_out_length = MC_CMD_VADAPTOR_SET_MAC_OUT_LEN;
+
+       MCDI_IN_SET_DWORD(req, VADAPTOR_SET_MAC_IN_UPSTREAM_PORT_ID,
+           enp->en_vport_id);
+       EFX_MAC_ADDR_COPY(MCDI_IN2(req, uint8_t, VADAPTOR_SET_MAC_IN_MACADDR),
+           epp->ep_mac_addr);
+
+       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);
+}
+
+       __checkReturn   efx_rc_t
+ef10_mac_addr_set(
+       __in            efx_nic_t *enp)
+{
+       efx_rc_t rc;
+
+       if ((rc = efx_mcdi_vadapter_set_mac(enp)) != 0) {
+               if (rc != ENOTSUP)
+                       goto fail1;
+
+               /*
+                * Fallback for older Huntington firmware without Vadapter
+                * support.
+                */
+               if ((rc = ef10_mac_reconfigure(enp)) != 0)
+                       goto fail2;
+       }
+
+       return (0);
+
+fail2:
+       EFSYS_PROBE(fail2);
+
+fail1:
+       EFSYS_PROBE1(fail1, efx_rc_t, rc);
+
+       return (rc);
+}
+
+static __checkReturn   efx_rc_t
+efx_mcdi_mtu_set(
+       __in            efx_nic_t *enp,
+       __in            uint32_t mtu)
+{
+       efx_mcdi_req_t req;
+       uint8_t payload[MAX(MC_CMD_SET_MAC_EXT_IN_LEN,
+                           MC_CMD_SET_MAC_OUT_LEN)];
+       efx_rc_t rc;
+
+       (void) memset(payload, 0, sizeof (payload));
+       req.emr_cmd = MC_CMD_SET_MAC;
+       req.emr_in_buf = payload;
+       req.emr_in_length = MC_CMD_SET_MAC_EXT_IN_LEN;
+       req.emr_out_buf = payload;
+       req.emr_out_length = MC_CMD_SET_MAC_OUT_LEN;
+
+       /* Only configure the MTU in this call to MC_CMD_SET_MAC */
+       MCDI_IN_SET_DWORD(req, SET_MAC_EXT_IN_MTU, mtu);
+       MCDI_IN_POPULATE_DWORD_1(req, SET_MAC_EXT_IN_CONTROL,
+                           SET_MAC_EXT_IN_CFG_MTU, 1);
+
+       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);
+}
+
+static __checkReturn           efx_rc_t
+efx_mcdi_mtu_get(
+       __in            efx_nic_t *enp,
+       __out           size_t *mtu)
+{
+       efx_mcdi_req_t req;
+       uint8_t payload[MAX(MC_CMD_SET_MAC_EXT_IN_LEN,
+                           MC_CMD_SET_MAC_V2_OUT_LEN)];
+       efx_rc_t rc;
+
+       (void) memset(payload, 0, sizeof (payload));
+       req.emr_cmd = MC_CMD_SET_MAC;
+       req.emr_in_buf = payload;
+       req.emr_in_length = MC_CMD_SET_MAC_EXT_IN_LEN;
+       req.emr_out_buf = payload;
+       req.emr_out_length = MC_CMD_SET_MAC_V2_OUT_LEN;
+
+       /*
+        * With MC_CMD_SET_MAC_EXT_IN_CONTROL set to 0, this just queries the
+        * MTU.  This should always be supported on Medford, but it is not
+        * supported on older Huntington firmware.
+        */
+       MCDI_IN_SET_DWORD(req, SET_MAC_EXT_IN_CONTROL, 0);
+
+       efx_mcdi_execute(enp, &req);
+
+       if (req.emr_rc != 0) {
+               rc = req.emr_rc;
+               goto fail1;
+       }
+       if (req.emr_out_length_used < MC_CMD_SET_MAC_V2_OUT_MTU_OFST + 4) {
+               rc = EMSGSIZE;
+               goto fail2;
+       }
+
+       *mtu = MCDI_OUT_DWORD(req, SET_MAC_V2_OUT_MTU);
+
+       return (0);
+
+fail2:
+       EFSYS_PROBE(fail2);
+fail1:
+       EFSYS_PROBE1(fail1, efx_rc_t, rc);
+
+       return (rc);
+}
+
+       __checkReturn   efx_rc_t
+ef10_mac_pdu_set(
+       __in            efx_nic_t *enp)
+{
+       efx_port_t *epp = &(enp->en_port);
+       efx_nic_cfg_t *encp = &(enp->en_nic_cfg);
+       efx_rc_t rc;
+
+       if (encp->enc_enhanced_set_mac_supported) {
+               if ((rc = efx_mcdi_mtu_set(enp, epp->ep_mac_pdu)) != 0)
+                       goto fail1;
+       } else {
+               /*
+                * Fallback for older Huntington firmware, which always
+                * configure all of the parameters to MC_CMD_SET_MAC. This isn't
+                * suitable for setting the MTU on unpriviliged functions.
+                */
+               if ((rc = ef10_mac_reconfigure(enp)) != 0)
+                       goto fail2;
+       }
+
+       return (0);
+
+fail2:
+       EFSYS_PROBE(fail2);
+fail1:
+       EFSYS_PROBE1(fail1, efx_rc_t, rc);
+
+       return (rc);
+}
+
+       __checkReturn           efx_rc_t
+ef10_mac_pdu_get(
+       __in            efx_nic_t *enp,
+       __out           size_t *pdu)
+{
+       efx_rc_t rc;
+
+       if ((rc = efx_mcdi_mtu_get(enp, pdu)) != 0)
+               goto fail1;
+
+       return (0);
+
+fail1:
+       EFSYS_PROBE1(fail1, efx_rc_t, rc);
+
+       return (rc);
+}
+
+__checkReturn  efx_rc_t
+ef10_mac_reconfigure(
+       __in            efx_nic_t *enp)
+{
+       efx_port_t *epp = &(enp->en_port);
+       efx_mcdi_req_t req;
+       uint8_t payload[MAX(MC_CMD_SET_MAC_IN_LEN,
+                           MC_CMD_SET_MAC_OUT_LEN)];
+       efx_rc_t rc;
+
+       (void) memset(payload, 0, sizeof (payload));
+       req.emr_cmd = MC_CMD_SET_MAC;
+       req.emr_in_buf = payload;
+       req.emr_in_length = MC_CMD_SET_MAC_IN_LEN;
+       req.emr_out_buf = payload;
+       req.emr_out_length = MC_CMD_SET_MAC_OUT_LEN;
+
+       MCDI_IN_SET_DWORD(req, SET_MAC_IN_MTU, epp->ep_mac_pdu);
+       MCDI_IN_SET_DWORD(req, SET_MAC_IN_DRAIN, epp->ep_mac_drain ? 1 : 0);
+       EFX_MAC_ADDR_COPY(MCDI_IN2(req, uint8_t, SET_MAC_IN_ADDR),
+                           epp->ep_mac_addr);
+
+       /*
+        * Note: The Huntington MAC does not support REJECT_BRDCST.
+        * The REJECT_UNCST flag will also prevent multicast traffic
+        * from reaching the filters. As Huntington filters drop any
+        * traffic that does not match a filter it is ok to leave the
+        * MAC running in promiscuous mode. See bug41141.
+        *
+        * FIXME: Does REJECT_UNCST behave the same way on Medford?
+        */
+       MCDI_IN_POPULATE_DWORD_2(req, SET_MAC_IN_REJECT,
+                                   SET_MAC_IN_REJECT_UNCST, 0,
+                                   SET_MAC_IN_REJECT_BRDCST, 0);
+
+       /*
+        * Flow control, whether it is auto-negotiated or not,
+        * is set via the PHY advertised capabilities.  When set to
+        * automatic the MAC will use the PHY settings to determine
+        * the flow control settings.
+        */
+       MCDI_IN_SET_DWORD(req, SET_MAC_IN_FCNTL, MC_CMD_FCNTL_AUTO);
+
+       /* Do not include the Ethernet frame checksum in RX packets */
+       MCDI_IN_POPULATE_DWORD_1(req, SET_MAC_IN_FLAGS,
+                                   SET_MAC_IN_FLAG_INCLUDE_FCS, 0);
+
+       efx_mcdi_execute_quiet(enp, &req);
+
+       if (req.emr_rc != 0) {
+               /*
+                * Unprivileged functions cannot control link state,
+                * but still need to configure filters.
+                */
+               if (req.emr_rc != EACCES) {
+                       rc = req.emr_rc;
+                       goto fail1;
+               }
+       }
+
+       /*
+        * Apply the filters for the MAC configuration.
+        * If the NIC isn't ready to accept filters this may
+        * return success without setting anything.
+        */
+       rc = efx_filter_reconfigure(enp, epp->ep_mac_addr,
+                                   epp->ep_all_unicst, epp->ep_mulcst,
+                                   epp->ep_all_mulcst, epp->ep_brdcst,
+                                   epp->ep_mulcst_addr_list,
+                                   epp->ep_mulcst_addr_count);
+
+       return (0);
+
+fail1:
+       EFSYS_PROBE1(fail1, efx_rc_t, rc);
+
+       return (rc);
+}
+
+       __checkReturn                   efx_rc_t
+ef10_mac_multicast_list_set(
+       __in                            efx_nic_t *enp)
+{
+       efx_port_t *epp = &(enp->en_port);
+       const efx_mac_ops_t *emop = epp->ep_emop;
+       efx_rc_t rc;
+
+       EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON ||
+                   enp->en_family == EFX_FAMILY_MEDFORD);
+
+       if ((rc = emop->emo_reconfigure(enp)) != 0)
+               goto fail1;
+
+       return (0);
+
+fail1:
+       EFSYS_PROBE1(fail1, efx_rc_t, rc);
+
+       return (rc);
+}
+
+       __checkReturn   efx_rc_t
+ef10_mac_filter_default_rxq_set(
+       __in            efx_nic_t *enp,
+       __in            efx_rxq_t *erp,
+       __in            boolean_t using_rss)
+{
+       efx_port_t *epp = &(enp->en_port);
+       efx_rxq_t *old_rxq;
+       boolean_t old_using_rss;
+       efx_rc_t rc;
+
+       ef10_filter_get_default_rxq(enp, &old_rxq, &old_using_rss);
+
+       ef10_filter_default_rxq_set(enp, erp, using_rss);
+
+       rc = efx_filter_reconfigure(enp, epp->ep_mac_addr,
+                                   epp->ep_all_unicst, epp->ep_mulcst,
+                                   epp->ep_all_mulcst, epp->ep_brdcst,
+                                   epp->ep_mulcst_addr_list,
+                                   epp->ep_mulcst_addr_count);
+
+       if (rc != 0)
+               goto fail1;
+
+       return (0);
+
+fail1:
+       EFSYS_PROBE1(fail1, efx_rc_t, rc);
+
+       ef10_filter_default_rxq_set(enp, old_rxq, old_using_rss);
+
+       return (rc);
+}
+
+                       void
+ef10_mac_filter_default_rxq_clear(
+       __in            efx_nic_t *enp)
+{
+       efx_port_t *epp = &(enp->en_port);
+
+       ef10_filter_default_rxq_clear(enp);
+
+       efx_filter_reconfigure(enp, epp->ep_mac_addr,
+                                   epp->ep_all_unicst, epp->ep_mulcst,
+                                   epp->ep_all_mulcst, epp->ep_brdcst,
+                                   epp->ep_mulcst_addr_list,
+                                   epp->ep_mulcst_addr_count);
+}
+
+
+#if EFSYS_OPT_LOOPBACK
+
+       __checkReturn   efx_rc_t
+ef10_mac_loopback_set(
+       __in            efx_nic_t *enp,
+       __in            efx_link_mode_t link_mode,
+       __in            efx_loopback_type_t loopback_type)
+{
+       efx_port_t *epp = &(enp->en_port);
+       const efx_phy_ops_t *epop = epp->ep_epop;
+       efx_loopback_type_t old_loopback_type;
+       efx_link_mode_t old_loopback_link_mode;
+       efx_rc_t rc;
+
+       /* The PHY object handles this on EF10 */
+       old_loopback_type = epp->ep_loopback_type;
+       old_loopback_link_mode = epp->ep_loopback_link_mode;
+       epp->ep_loopback_type = loopback_type;
+       epp->ep_loopback_link_mode = link_mode;
+
+       if ((rc = epop->epo_reconfigure(enp)) != 0)
+               goto fail1;
+
+       return (0);
+
+fail1:
+       EFSYS_PROBE1(fail1, efx_rc_t, rc);
+
+       epp->ep_loopback_type = old_loopback_type;
+       epp->ep_loopback_link_mode = old_loopback_link_mode;
+
+       return (rc);
+}
+
+#endif /* EFSYS_OPT_LOOPBACK */
+
+#if EFSYS_OPT_MAC_STATS
+
+       __checkReturn                   efx_rc_t
+ef10_mac_stats_get_mask(
+       __in                            efx_nic_t *enp,
+       __inout_bcount(mask_size)       uint32_t *maskp,
+       __in                            size_t mask_size)
+{
+       const struct efx_mac_stats_range ef10_common[] = {
+               { EFX_MAC_RX_OCTETS, EFX_MAC_RX_GE_15XX_PKTS },
+               { EFX_MAC_RX_FCS_ERRORS, EFX_MAC_RX_DROP_EVENTS },
+               { EFX_MAC_RX_JABBER_PKTS, EFX_MAC_RX_JABBER_PKTS },
+               { EFX_MAC_RX_NODESC_DROP_CNT, EFX_MAC_TX_PAUSE_PKTS },
+       };
+       const struct efx_mac_stats_range ef10_tx_size_bins[] = {
+               { EFX_MAC_TX_LE_64_PKTS, EFX_MAC_TX_GE_15XX_PKTS },
+       };
+       efx_nic_cfg_t *encp = &(enp->en_nic_cfg);
+       efx_port_t *epp = &(enp->en_port);
+       efx_rc_t rc;
+
+       if ((rc = efx_mac_stats_mask_add_ranges(maskp, mask_size,
+           ef10_common, EFX_ARRAY_SIZE(ef10_common))) != 0)
+               goto fail1;
+
+       if (epp->ep_phy_cap_mask & (1 << MC_CMD_PHY_CAP_40000FDX_LBN)) {
+               const struct efx_mac_stats_range ef10_40g_extra[] = {
+                       { EFX_MAC_RX_ALIGN_ERRORS, EFX_MAC_RX_ALIGN_ERRORS },
+               };
+
+               if ((rc = efx_mac_stats_mask_add_ranges(maskp, mask_size,
+                   ef10_40g_extra, EFX_ARRAY_SIZE(ef10_40g_extra))) != 0)
+                       goto fail2;
+
+               if (encp->enc_mac_stats_40g_tx_size_bins) {
+                       if ((rc = efx_mac_stats_mask_add_ranges(maskp,
+                           mask_size, ef10_tx_size_bins,
+                           EFX_ARRAY_SIZE(ef10_tx_size_bins))) != 0)
+                               goto fail3;
+               }
+       } else {
+               if ((rc = efx_mac_stats_mask_add_ranges(maskp, mask_size,
+                   ef10_tx_size_bins, EFX_ARRAY_SIZE(ef10_tx_size_bins))) != 0)
+                       goto fail4;
+       }
+
+       if (encp->enc_pm_and_rxdp_counters) {
+               const struct efx_mac_stats_range ef10_pm_and_rxdp[] = {
+                       { EFX_MAC_PM_TRUNC_BB_OVERFLOW, EFX_MAC_RXDP_HLB_WAIT },
+               };
+
+               if ((rc = efx_mac_stats_mask_add_ranges(maskp, mask_size,
+                   ef10_pm_and_rxdp, EFX_ARRAY_SIZE(ef10_pm_and_rxdp))) != 0)
+                       goto fail5;
+       }
+
+       if (encp->enc_datapath_cap_evb) {
+               const struct efx_mac_stats_range ef10_vadaptor[] = {
+                       { EFX_MAC_VADAPTER_RX_UNICAST_PACKETS,
+                           EFX_MAC_VADAPTER_TX_OVERFLOW },
+               };
+
+               if ((rc = efx_mac_stats_mask_add_ranges(maskp, mask_size,
+                   ef10_vadaptor, EFX_ARRAY_SIZE(ef10_vadaptor))) != 0)
+                       goto fail6;
+       }
+
+       return (0);
+
+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);
+}
+
+#define        EF10_MAC_STAT_READ(_esmp, _field, _eqp)                 \
+       EFSYS_MEM_READQ((_esmp), (_field) * sizeof (efx_qword_t), _eqp)
+
+
+       __checkReturn                   efx_rc_t
+ef10_mac_stats_update(
+       __in                            efx_nic_t *enp,
+       __in                            efsys_mem_t *esmp,
+       __inout_ecount(EFX_MAC_NSTATS)  efsys_stat_t *stat,
+       __inout_opt                     uint32_t *generationp)
+{
+       efx_qword_t value;
+       efx_qword_t generation_start;
+       efx_qword_t generation_end;
+
+       _NOTE(ARGUNUSED(enp))
+
+       /* Read END first so we don't race with the MC */
+       EFSYS_DMA_SYNC_FOR_KERNEL(esmp, 0, EFX_MAC_STATS_SIZE);
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_GENERATION_END,
+                           &generation_end);
+       EFSYS_MEM_READ_BARRIER();
+
+       /* TX */
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_TX_PKTS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_CONTROL_PKTS, &value);
+       EFSYS_STAT_SUBR_QWORD(&(stat[EFX_MAC_TX_PKTS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_PAUSE_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_TX_PAUSE_PKTS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_UNICAST_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_TX_UNICST_PKTS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_MULTICAST_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_TX_MULTICST_PKTS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_BROADCAST_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_TX_BRDCST_PKTS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_BYTES, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_TX_OCTETS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_LT64_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_TX_LE_64_PKTS]), &value);
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_64_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_TX_LE_64_PKTS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_65_TO_127_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_TX_65_TO_127_PKTS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_128_TO_255_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_TX_128_TO_255_PKTS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_256_TO_511_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_TX_256_TO_511_PKTS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_512_TO_1023_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_TX_512_TO_1023_PKTS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_1024_TO_15XX_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_TX_1024_TO_15XX_PKTS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_15XX_TO_JUMBO_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_TX_GE_15XX_PKTS]), &value);
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_GTJUMBO_PKTS, &value);
+       EFSYS_STAT_INCR_QWORD(&(stat[EFX_MAC_TX_GE_15XX_PKTS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_BAD_FCS_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_TX_ERRORS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_SINGLE_COLLISION_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_TX_SGL_COL_PKTS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_MULTIPLE_COLLISION_PKTS,
+                           &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_TX_MULT_COL_PKTS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_EXCESSIVE_COLLISION_PKTS,
+                           &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_TX_EX_COL_PKTS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_LATE_COLLISION_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_TX_LATE_COL_PKTS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_DEFERRED_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_TX_DEF_PKTS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_EXCESSIVE_DEFERRED_PKTS,
+           &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_TX_EX_DEF_PKTS]), &value);
+
+       /* RX */
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_BYTES, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_OCTETS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_PKTS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_UNICAST_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_UNICST_PKTS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_MULTICAST_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_MULTICST_PKTS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_BROADCAST_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_BRDCST_PKTS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_PAUSE_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_PAUSE_PKTS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_UNDERSIZE_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_LE_64_PKTS]), &value);
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_64_PKTS, &value);
+       EFSYS_STAT_INCR_QWORD(&(stat[EFX_MAC_RX_LE_64_PKTS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_65_TO_127_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_65_TO_127_PKTS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_128_TO_255_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_128_TO_255_PKTS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_256_TO_511_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_256_TO_511_PKTS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_512_TO_1023_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_512_TO_1023_PKTS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_1024_TO_15XX_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_1024_TO_15XX_PKTS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_15XX_TO_JUMBO_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_GE_15XX_PKTS]), &value);
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_GTJUMBO_PKTS, &value);
+       EFSYS_STAT_INCR_QWORD(&(stat[EFX_MAC_RX_GE_15XX_PKTS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_BAD_FCS_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_FCS_ERRORS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_OVERFLOW_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_DROP_EVENTS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_FALSE_CARRIER_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_FALSE_CARRIER_ERRORS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_SYMBOL_ERROR_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_SYMBOL_ERRORS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_ALIGN_ERROR_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_ALIGN_ERRORS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_INTERNAL_ERROR_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_INTERNAL_ERRORS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_JABBER_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_JABBER_PKTS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_LANES01_CHAR_ERR, &value);
+       EFSYS_STAT_SET_DWORD(&(stat[EFX_MAC_RX_LANE0_CHAR_ERR]),
+                           &(value.eq_dword[0]));
+       EFSYS_STAT_SET_DWORD(&(stat[EFX_MAC_RX_LANE1_CHAR_ERR]),
+                           &(value.eq_dword[1]));
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_LANES23_CHAR_ERR, &value);
+       EFSYS_STAT_SET_DWORD(&(stat[EFX_MAC_RX_LANE2_CHAR_ERR]),
+                           &(value.eq_dword[0]));
+       EFSYS_STAT_SET_DWORD(&(stat[EFX_MAC_RX_LANE3_CHAR_ERR]),
+                           &(value.eq_dword[1]));
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_LANES01_DISP_ERR, &value);
+       EFSYS_STAT_SET_DWORD(&(stat[EFX_MAC_RX_LANE0_DISP_ERR]),
+                           &(value.eq_dword[0]));
+       EFSYS_STAT_SET_DWORD(&(stat[EFX_MAC_RX_LANE1_DISP_ERR]),
+                           &(value.eq_dword[1]));
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_LANES23_DISP_ERR, &value);
+       EFSYS_STAT_SET_DWORD(&(stat[EFX_MAC_RX_LANE2_DISP_ERR]),
+                           &(value.eq_dword[0]));
+       EFSYS_STAT_SET_DWORD(&(stat[EFX_MAC_RX_LANE3_DISP_ERR]),
+                           &(value.eq_dword[1]));
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_MATCH_FAULT, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_MATCH_FAULT]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_NODESC_DROPS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_NODESC_DROP_CNT]), &value);
+
+       /* Packet memory (EF10 only) */
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_PM_TRUNC_BB_OVERFLOW, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_PM_TRUNC_BB_OVERFLOW]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_PM_DISCARD_BB_OVERFLOW, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_PM_DISCARD_BB_OVERFLOW]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_PM_TRUNC_VFIFO_FULL, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_PM_TRUNC_VFIFO_FULL]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_PM_DISCARD_VFIFO_FULL, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_PM_DISCARD_VFIFO_FULL]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_PM_TRUNC_QBB, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_PM_TRUNC_QBB]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_PM_DISCARD_QBB, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_PM_DISCARD_QBB]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_PM_DISCARD_MAPPING, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_PM_DISCARD_MAPPING]), &value);
+
+       /* RX datapath */
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_RXDP_Q_DISABLED_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RXDP_Q_DISABLED_PKTS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_RXDP_DI_DROPPED_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RXDP_DI_DROPPED_PKTS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_RXDP_STREAMING_PKTS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RXDP_STREAMING_PKTS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_RXDP_HLB_FETCH_CONDITIONS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RXDP_HLB_FETCH]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_RXDP_HLB_WAIT_CONDITIONS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RXDP_HLB_WAIT]), &value);
+
+
+       /* VADAPTER RX */
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_VADAPTER_RX_UNICAST_PACKETS,
+           &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_VADAPTER_RX_UNICAST_PACKETS]),
+           &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_VADAPTER_RX_UNICAST_BYTES,
+           &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_VADAPTER_RX_UNICAST_BYTES]),
+           &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_VADAPTER_RX_MULTICAST_PACKETS,
+           &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_VADAPTER_RX_MULTICAST_PACKETS]),
+           &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_VADAPTER_RX_MULTICAST_BYTES,
+           &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_VADAPTER_RX_MULTICAST_BYTES]),
+           &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_VADAPTER_RX_BROADCAST_PACKETS,
+           &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_VADAPTER_RX_BROADCAST_PACKETS]),
+           &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_VADAPTER_RX_BROADCAST_BYTES,
+           &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_VADAPTER_RX_BROADCAST_BYTES]),
+           &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_VADAPTER_RX_BAD_PACKETS,
+           &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_VADAPTER_RX_BAD_PACKETS]),
+           &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_VADAPTER_RX_BAD_BYTES, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_VADAPTER_RX_BAD_BYTES]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_VADAPTER_RX_OVERFLOW, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_VADAPTER_RX_OVERFLOW]), &value);
+
+       /* VADAPTER TX */
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_VADAPTER_TX_UNICAST_PACKETS,
+           &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_VADAPTER_TX_UNICAST_PACKETS]),
+           &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_VADAPTER_TX_UNICAST_BYTES,
+           &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_VADAPTER_TX_UNICAST_BYTES]),
+           &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_VADAPTER_TX_MULTICAST_PACKETS,
+           &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_VADAPTER_TX_MULTICAST_PACKETS]),
+           &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_VADAPTER_TX_MULTICAST_BYTES,
+           &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_VADAPTER_TX_MULTICAST_BYTES]),
+           &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_VADAPTER_TX_BROADCAST_PACKETS,
+           &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_VADAPTER_TX_BROADCAST_PACKETS]),
+           &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_VADAPTER_TX_BROADCAST_BYTES,
+           &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_VADAPTER_TX_BROADCAST_BYTES]),
+           &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_VADAPTER_TX_BAD_PACKETS, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_VADAPTER_TX_BAD_PACKETS]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_VADAPTER_TX_BAD_BYTES, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_VADAPTER_TX_BAD_BYTES]), &value);
+
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_VADAPTER_TX_OVERFLOW, &value);
+       EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_VADAPTER_TX_OVERFLOW]), &value);
+
+
+       EFSYS_DMA_SYNC_FOR_KERNEL(esmp, 0, EFX_MAC_STATS_SIZE);
+       EFSYS_MEM_READ_BARRIER();
+       EF10_MAC_STAT_READ(esmp, MC_CMD_MAC_GENERATION_START,
+                           &generation_start);
+
+       /* Check that we didn't read the stats in the middle of a DMA */
+       /* Not a good enough check ? */
+       if (memcmp(&generation_start, &generation_end,
+           sizeof (generation_start)))
+               return (EAGAIN);
+
+       if (generationp)
+               *generationp = EFX_QWORD_FIELD(generation_start, EFX_DWORD_0);
+
+       return (0);
+}
+
+#endif /* EFSYS_OPT_MAC_STATS */
+
+#endif /* EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD */