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-rw-r--r--sys/dev/sfxge/common/hunt_mac.c685
1 files changed, 685 insertions, 0 deletions
diff --git a/sys/dev/sfxge/common/hunt_mac.c b/sys/dev/sfxge/common/hunt_mac.c
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--- /dev/null
+++ b/sys/dev/sfxge/common/hunt_mac.c
@@ -0,0 +1,685 @@
+/*-
+ * Copyright (c) 2012-2015 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 <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#include "efsys.h"
+#include "efx.h"
+#include "efx_impl.h"
+
+
+#if EFSYS_OPT_HUNTINGTON
+
+ __checkReturn int
+hunt_mac_poll(
+ __in efx_nic_t *enp,
+ __out efx_link_mode_t *link_modep)
+{
+ /*
+ * TBD: Consider a common Siena/Huntington function. The code is
+ * essentially identical.
+ */
+
+ efx_port_t *epp = &(enp->en_port);
+ hunt_link_state_t hls;
+ int rc;
+
+ if ((rc = hunt_phy_get_link(enp, &hls)) != 0)
+ goto fail1;
+
+ epp->ep_adv_cap_mask = hls.hls_adv_cap_mask;
+ epp->ep_fcntl = hls.hls_fcntl;
+
+ *link_modep = hls.hls_link_mode;
+
+ return (0);
+
+fail1:
+ EFSYS_PROBE1(fail1, int, rc);
+
+ *link_modep = EFX_LINK_UNKNOWN;
+
+ return (rc);
+}
+
+ __checkReturn int
+hunt_mac_up(
+ __in efx_nic_t *enp,
+ __out boolean_t *mac_upp)
+{
+ /*
+ * TBD: Consider a common Siena/Huntington function. The code is
+ * essentially identical.
+ */
+
+ hunt_link_state_t hls;
+ int rc;
+
+ /*
+ * Because Huntington doesn't *require* polling, we can't rely on
+ * hunt_mac_poll() being executed to populate epp->ep_mac_up.
+ */
+ if ((rc = hunt_phy_get_link(enp, &hls)) != 0)
+ goto fail1;
+
+ *mac_upp = hls.hls_mac_up;
+
+ return (0);
+
+fail1:
+ EFSYS_PROBE1(fail1, int, rc);
+
+ return (rc);
+}
+
+/*
+ * Huntington uses 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 int
+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)];
+ int 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, int, rc);
+
+ return (rc);
+}
+
+ __checkReturn int
+hunt_mac_addr_set(
+ __in efx_nic_t *enp)
+{
+ int rc;
+
+ if ((rc = efx_mcdi_vadapter_set_mac(enp)) != 0)
+ goto fail1;
+
+fail1:
+ EFSYS_PROBE1(fail1, int, rc);
+
+ return (rc);
+}
+
+__checkReturn int
+hunt_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)];
+ int 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.
+ */
+ 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, int, rc);
+
+ return (rc);
+}
+
+ __checkReturn int
+hunt_mac_multicast_list_set(
+ __in efx_nic_t *enp)
+{
+ efx_port_t *epp = &(enp->en_port);
+ efx_mac_ops_t *emop = epp->ep_emop;
+ int rc;
+
+ EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON);
+
+ /* FIXME: Insert filters for multicast list */
+
+ if ((rc = emop->emo_reconfigure(enp)) != 0)
+ goto fail1;
+
+ return (0);
+
+fail1:
+ EFSYS_PROBE1(fail1, int, rc);
+
+ return (rc);
+}
+
+ __checkReturn int
+hunt_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;
+ int rc;
+
+ hunt_filter_get_default_rxq(enp, &old_rxq, &old_using_rss);
+
+ hunt_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, int, rc);
+
+ hunt_filter_default_rxq_set(enp, old_rxq, old_using_rss);
+
+ return (rc);
+}
+
+ void
+hunt_mac_filter_default_rxq_clear(
+ __in efx_nic_t *enp)
+{
+ efx_port_t *epp = &(enp->en_port);
+
+ hunt_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 int
+hunt_mac_loopback_set(
+ __in efx_nic_t *enp,
+ __in efx_link_mode_t link_mode,
+ __in efx_loopback_type_t loopback_type)
+{
+ /*
+ * TBD: Consider a common Siena/Huntington function. The code is
+ * essentially identical.
+ */
+
+ efx_port_t *epp = &(enp->en_port);
+ efx_phy_ops_t *epop = epp->ep_epop;
+ efx_loopback_type_t old_loopback_type;
+ efx_link_mode_t old_loopback_link_mode;
+ int rc;
+
+ /* The PHY object handles this on Huntington */
+ 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_PROBE(fail2);
+
+ 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
+
+#define HUNT_MAC_STAT_READ(_esmp, _field, _eqp) \
+ EFSYS_MEM_READQ((_esmp), (_field) * sizeof (efx_qword_t), _eqp)
+
+
+ __checkReturn int
+hunt_mac_stats_update(
+ __in efx_nic_t *enp,
+ __in efsys_mem_t *esmp,
+ __out_ecount(EFX_MAC_NSTATS) efsys_stat_t *stat,
+ __out_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);
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_GENERATION_END,
+ &generation_end);
+ EFSYS_MEM_READ_BARRIER();
+
+ /* TX */
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_PKTS, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_TX_PKTS]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_CONTROL_PKTS, &value);
+ EFSYS_STAT_SUBR_QWORD(&(stat[EFX_MAC_TX_PKTS]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_PAUSE_PKTS, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_TX_PAUSE_PKTS]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_UNICAST_PKTS, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_TX_UNICST_PKTS]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_MULTICAST_PKTS, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_TX_MULTICST_PKTS]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_BROADCAST_PKTS, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_TX_BRDCST_PKTS]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_BYTES, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_TX_OCTETS]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_LT64_PKTS, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_TX_LE_64_PKTS]), &value);
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_64_PKTS, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_TX_LE_64_PKTS]), &value);
+
+ HUNT_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);
+
+ HUNT_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);
+
+ HUNT_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);
+
+ HUNT_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);
+
+ HUNT_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);
+
+ HUNT_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);
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_GTJUMBO_PKTS, &value);
+ EFSYS_STAT_INCR_QWORD(&(stat[EFX_MAC_TX_GE_15XX_PKTS]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_BAD_FCS_PKTS, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_TX_ERRORS]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_SINGLE_COLLISION_PKTS, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_TX_SGL_COL_PKTS]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_MULTIPLE_COLLISION_PKTS,
+ &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_TX_MULT_COL_PKTS]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_EXCESSIVE_COLLISION_PKTS,
+ &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_TX_EX_COL_PKTS]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_LATE_COLLISION_PKTS, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_TX_LATE_COL_PKTS]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_TX_DEFERRED_PKTS, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_TX_DEF_PKTS]), &value);
+
+ HUNT_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 */
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_BYTES, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_OCTETS]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_PKTS, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_PKTS]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_UNICAST_PKTS, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_UNICST_PKTS]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_MULTICAST_PKTS, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_MULTICST_PKTS]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_BROADCAST_PKTS, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_BRDCST_PKTS]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_PAUSE_PKTS, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_PAUSE_PKTS]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_UNDERSIZE_PKTS, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_LE_64_PKTS]), &value);
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_64_PKTS, &value);
+ EFSYS_STAT_INCR_QWORD(&(stat[EFX_MAC_RX_LE_64_PKTS]), &value);
+
+ HUNT_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);
+
+ HUNT_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);
+
+ HUNT_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);
+
+ HUNT_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);
+
+ HUNT_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);
+
+ HUNT_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);
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_GTJUMBO_PKTS, &value);
+ EFSYS_STAT_INCR_QWORD(&(stat[EFX_MAC_RX_GE_15XX_PKTS]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_BAD_FCS_PKTS, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_FCS_ERRORS]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_OVERFLOW_PKTS, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_DROP_EVENTS]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_FALSE_CARRIER_PKTS, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_FALSE_CARRIER_ERRORS]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_SYMBOL_ERROR_PKTS, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_SYMBOL_ERRORS]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_ALIGN_ERROR_PKTS, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_ALIGN_ERRORS]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_INTERNAL_ERROR_PKTS, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_INTERNAL_ERRORS]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_JABBER_PKTS, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_JABBER_PKTS]), &value);
+
+ HUNT_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]));
+
+ HUNT_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]));
+
+ HUNT_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]));
+
+ HUNT_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]));
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_RX_MATCH_FAULT, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RX_MATCH_FAULT]), &value);
+
+ HUNT_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) */
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_PM_TRUNC_BB_OVERFLOW, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_PM_TRUNC_BB_OVERFLOW]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_PM_DISCARD_BB_OVERFLOW, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_PM_DISCARD_BB_OVERFLOW]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_PM_TRUNC_VFIFO_FULL, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_PM_TRUNC_VFIFO_FULL]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_PM_DISCARD_VFIFO_FULL, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_PM_DISCARD_VFIFO_FULL]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_PM_TRUNC_QBB, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_PM_TRUNC_QBB]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_PM_DISCARD_QBB, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_PM_DISCARD_QBB]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_PM_DISCARD_MAPPING, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_PM_DISCARD_MAPPING]), &value);
+
+ /* RX datapath */
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_RXDP_Q_DISABLED_PKTS, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RXDP_Q_DISABLED_PKTS]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_RXDP_DI_DROPPED_PKTS, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RXDP_DI_DROPPED_PKTS]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_RXDP_STREAMING_PKTS, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RXDP_STREAMING_PKTS]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_RXDP_HLB_FETCH_CONDITIONS, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_RXDP_HLB_FETCH]), &value);
+
+ HUNT_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 */
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_VADAPTER_RX_UNICAST_PACKETS,
+ &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_VADAPTER_RX_UNICAST_PACKETS]),
+ &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_VADAPTER_RX_UNICAST_BYTES,
+ &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_VADAPTER_RX_UNICAST_BYTES]),
+ &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_VADAPTER_RX_MULTICAST_PACKETS,
+ &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_VADAPTER_RX_MULTICAST_PACKETS]),
+ &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_VADAPTER_RX_MULTICAST_BYTES,
+ &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_VADAPTER_RX_MULTICAST_BYTES]),
+ &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_VADAPTER_RX_BROADCAST_PACKETS,
+ &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_VADAPTER_RX_BROADCAST_PACKETS]),
+ &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_VADAPTER_RX_BROADCAST_BYTES,
+ &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_VADAPTER_RX_BROADCAST_BYTES]),
+ &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_VADAPTER_RX_BAD_PACKETS,
+ &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_VADAPTER_RX_BAD_PACKETS]),
+ &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_VADAPTER_RX_BAD_BYTES, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_VADAPTER_RX_BAD_BYTES]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_VADAPTER_RX_OVERFLOW, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_VADAPTER_RX_OVERFLOW]), &value);
+
+ /* VADAPTER TX */
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_VADAPTER_TX_UNICAST_PACKETS,
+ &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_VADAPTER_TX_UNICAST_PACKETS]),
+ &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_VADAPTER_TX_UNICAST_BYTES,
+ &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_VADAPTER_TX_UNICAST_BYTES]),
+ &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_VADAPTER_TX_MULTICAST_PACKETS,
+ &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_VADAPTER_TX_MULTICAST_PACKETS]),
+ &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_VADAPTER_TX_MULTICAST_BYTES,
+ &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_VADAPTER_TX_MULTICAST_BYTES]),
+ &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_VADAPTER_TX_BROADCAST_PACKETS,
+ &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_VADAPTER_TX_BROADCAST_PACKETS]),
+ &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_VADAPTER_TX_BROADCAST_BYTES,
+ &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_VADAPTER_TX_BROADCAST_BYTES]),
+ &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_VADAPTER_TX_BAD_PACKETS, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_VADAPTER_TX_BAD_PACKETS]), &value);
+
+ HUNT_MAC_STAT_READ(esmp, MC_CMD_MAC_VADAPTER_TX_BAD_BYTES, &value);
+ EFSYS_STAT_SET_QWORD(&(stat[EFX_MAC_VADAPTER_TX_BAD_BYTES]), &value);
+
+ HUNT_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();
+ HUNT_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 */
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