Author: arybchik
Date: Mon Jan 2 09:32:45 2017
New Revision: 311080
URL: https://svnweb.freebsd.org/changeset/base/311080
Log:
MFC r310747
sfxge(4): provide a way to find out which MAC stats are supported
Sponsored by: Solarflare Communications, Inc.
Modified:
stable/10/sys/dev/sfxge/common/ef10_impl.h
stable/10/sys/dev/sfxge/common/ef10_mac.c
stable/10/sys/dev/sfxge/common/ef10_nic.c
stable/10/sys/dev/sfxge/common/efx.h
stable/10/sys/dev/sfxge/common/efx_impl.h
stable/10/sys/dev/sfxge/common/efx_mac.c
stable/10/sys/dev/sfxge/common/siena_impl.h
stable/10/sys/dev/sfxge/common/siena_mac.c
Directory Properties:
stable/10/ (props changed)
Modified: stable/10/sys/dev/sfxge/common/ef10_impl.h
==============================================================================
--- stable/10/sys/dev/sfxge/common/ef10_impl.h Mon Jan 2 09:31:34 2017
(r311079)
+++ stable/10/sys/dev/sfxge/common/ef10_impl.h Mon Jan 2 09:32:45 2017
(r311080)
@@ -273,6 +273,12 @@ ef10_mac_loopback_set(
#if EFSYS_OPT_MAC_STATS
extern __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);
+
+extern __checkReturn efx_rc_t
ef10_mac_stats_update(
__in efx_nic_t *enp,
__in efsys_mem_t *esmp,
Modified: stable/10/sys/dev/sfxge/common/ef10_mac.c
==============================================================================
--- stable/10/sys/dev/sfxge/common/ef10_mac.c Mon Jan 2 09:31:34 2017
(r311079)
+++ stable/10/sys/dev/sfxge/common/ef10_mac.c Mon Jan 2 09:32:45 2017
(r311080)
@@ -484,6 +484,89 @@ fail1:
#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)
Modified: stable/10/sys/dev/sfxge/common/ef10_nic.c
==============================================================================
--- stable/10/sys/dev/sfxge/common/ef10_nic.c Mon Jan 2 09:31:34 2017
(r311079)
+++ stable/10/sys/dev/sfxge/common/ef10_nic.c Mon Jan 2 09:32:45 2017
(r311080)
@@ -1091,6 +1091,20 @@ ef10_get_datapath_caps(
encp->enc_init_evq_v2_supported =
CAP_FLAG2(flags2, INIT_EVQ_V2) ? B_TRUE : B_FALSE;
+ /*
+ * Check if firmware provides packet memory and Rx datapath
+ * counters.
+ */
+ encp->enc_pm_and_rxdp_counters =
+ CAP_FLAG(flags, PM_AND_RXDP_COUNTERS) ? B_TRUE : B_FALSE;
+
+ /*
+ * Check if the 40G MAC hardware is capable of reporting
+ * statistics for Tx size bins.
+ */
+ encp->enc_mac_stats_40g_tx_size_bins =
+ CAP_FLAG2(flags2, MAC_STATS_40G_TX_SIZE_BINS) ? B_TRUE : B_FALSE;
+
#undef CAP_FLAG
#undef CAP_FLAG2
Modified: stable/10/sys/dev/sfxge/common/efx.h
==============================================================================
--- stable/10/sys/dev/sfxge/common/efx.h Mon Jan 2 09:31:34 2017
(r311079)
+++ stable/10/sys/dev/sfxge/common/efx.h Mon Jan 2 09:32:45 2017
(r311080)
@@ -535,6 +535,29 @@ efx_mac_stat_name(
#endif /* EFSYS_OPT_NAMES */
+#define EFX_MAC_STATS_MASK_BITS_PER_PAGE (8 * sizeof (uint32_t))
+
+#define EFX_MAC_STATS_MASK_NPAGES \
+ (P2ROUNDUP(EFX_MAC_NSTATS, EFX_MAC_STATS_MASK_BITS_PER_PAGE) / \
+ EFX_MAC_STATS_MASK_BITS_PER_PAGE)
+
+/*
+ * Get mask of MAC statistics supported by the hardware.
+ *
+ * If mask_size is insufficient to return the mask, EINVAL error is
+ * returned. EFX_MAC_STATS_MASK_NPAGES multiplied by size of the page
+ * (which is sizeof (uint32_t)) is sufficient.
+ */
+extern __checkReturn efx_rc_t
+efx_mac_stats_get_mask(
+ __in efx_nic_t *enp,
+ __out_bcount(mask_size) uint32_t *maskp,
+ __in size_t mask_size);
+
+#define EFX_MAC_STAT_SUPPORTED(_mask, _stat) \
+ ((_mask)[(_stat) / EFX_MAC_STATS_MASK_BITS_PER_PAGE] & \
+ (1ULL << ((_stat) & (EFX_MAC_STATS_MASK_BITS_PER_PAGE - 1))))
+
#define EFX_MAC_STATS_SIZE 0x400
/*
@@ -1150,6 +1173,8 @@ typedef struct efx_nic_cfg_s {
boolean_t enc_allow_set_mac_with_installed_filters;
boolean_t enc_enhanced_set_mac_supported;
boolean_t enc_init_evq_v2_supported;
+ boolean_t enc_pm_and_rxdp_counters;
+ boolean_t enc_mac_stats_40g_tx_size_bins;
/* External port identifier */
uint8_t enc_external_port;
uint32_t enc_mcdi_max_payload_length;
Modified: stable/10/sys/dev/sfxge/common/efx_impl.h
==============================================================================
--- stable/10/sys/dev/sfxge/common/efx_impl.h Mon Jan 2 09:31:34 2017
(r311079)
+++ stable/10/sys/dev/sfxge/common/efx_impl.h Mon Jan 2 09:32:45 2017
(r311080)
@@ -194,6 +194,7 @@ typedef struct efx_mac_ops_s {
efx_loopback_type_t);
#endif /* EFSYS_OPT_LOOPBACK */
#if EFSYS_OPT_MAC_STATS
+ efx_rc_t (*emo_stats_get_mask)(efx_nic_t *, uint32_t *, size_t);
efx_rc_t (*emo_stats_upload)(efx_nic_t *, efsys_mem_t *);
efx_rc_t (*emo_stats_periodic)(efx_nic_t *, efsys_mem_t *,
uint16_t, boolean_t);
@@ -1155,6 +1156,27 @@ efx_mcdi_get_workarounds(
#endif /* EFSYS_OPT_MCDI */
+#if EFSYS_OPT_MAC_STATS
+
+/*
+ * Closed range of stats (i.e. the first and the last are included).
+ * The last must be greater or equal (if the range is one item only) to
+ * the first.
+ */
+struct efx_mac_stats_range {
+ efx_mac_stat_t first;
+ efx_mac_stat_t last;
+};
+
+extern efx_rc_t
+efx_mac_stats_mask_add_ranges(
+ __inout_bcount(mask_size) uint32_t *maskp,
+ __in size_t mask_size,
+ __in_ecount(rng_count) const struct efx_mac_stats_range *rngp,
+ __in unsigned int rng_count);
+
+#endif /* EFSYS_OPT_MAC_STATS */
+
#ifdef __cplusplus
}
#endif
Modified: stable/10/sys/dev/sfxge/common/efx_mac.c
==============================================================================
--- stable/10/sys/dev/sfxge/common/efx_mac.c Mon Jan 2 09:31:34 2017
(r311079)
+++ stable/10/sys/dev/sfxge/common/efx_mac.c Mon Jan 2 09:32:45 2017
(r311080)
@@ -57,6 +57,7 @@ static const efx_mac_ops_t __efx_siena_m
siena_mac_loopback_set, /* emo_loopback_set */
#endif /* EFSYS_OPT_LOOPBACK */
#if EFSYS_OPT_MAC_STATS
+ siena_mac_stats_get_mask, /* emo_stats_get_mask */
efx_mcdi_mac_stats_upload, /* emo_stats_upload */
efx_mcdi_mac_stats_periodic, /* emo_stats_periodic */
siena_mac_stats_update /* emo_stats_update */
@@ -80,6 +81,7 @@ static const efx_mac_ops_t __efx_ef10_ma
ef10_mac_loopback_set, /* emo_loopback_set */
#endif /* EFSYS_OPT_LOOPBACK */
#if EFSYS_OPT_MAC_STATS
+ ef10_mac_stats_get_mask, /* emo_stats_get_mask */
efx_mcdi_mac_stats_upload, /* emo_stats_upload */
efx_mcdi_mac_stats_periodic, /* emo_stats_periodic */
ef10_mac_stats_update /* emo_stats_update */
@@ -615,6 +617,105 @@ efx_mac_stat_name(
#endif /* EFSYS_OPT_NAMES */
+static efx_rc_t
+efx_mac_stats_mask_add_range(
+ __inout_bcount(mask_size) uint32_t *maskp,
+ __in size_t mask_size,
+ __in const struct efx_mac_stats_range *rngp)
+{
+ unsigned int mask_npages = mask_size / sizeof (*maskp);
+ unsigned int el;
+ unsigned int el_min;
+ unsigned int el_max;
+ unsigned int low;
+ unsigned int high;
+ unsigned int width;
+ efx_rc_t rc;
+
+ if ((mask_npages * EFX_MAC_STATS_MASK_BITS_PER_PAGE) <=
+ (unsigned int)rngp->last) {
+ rc = EINVAL;
+ goto fail1;
+ }
+
+ EFSYS_ASSERT3U(rngp->first, <=, rngp->last);
+ EFSYS_ASSERT3U(rngp->last, <, EFX_MAC_NSTATS);
+
+ for (el = 0; el < mask_npages; ++el) {
+ el_min = el * EFX_MAC_STATS_MASK_BITS_PER_PAGE;
+ el_max =
+ el_min + (EFX_MAC_STATS_MASK_BITS_PER_PAGE - 1);
+ if ((unsigned int)rngp->first > el_max ||
+ (unsigned int)rngp->last < el_min)
+ continue;
+ low = MAX((unsigned int)rngp->first, el_min);
+ high = MIN((unsigned int)rngp->last, el_max);
+ width = high - low + 1;
+ maskp[el] |=
+ (width == EFX_MAC_STATS_MASK_BITS_PER_PAGE) ?
+ (~0ULL) : (((1ULL << width) - 1) << (low - el_min));
+ }
+
+ return (0);
+
+fail1:
+ EFSYS_PROBE1(fail1, efx_rc_t, rc);
+
+ return (rc);
+}
+
+ efx_rc_t
+efx_mac_stats_mask_add_ranges(
+ __inout_bcount(mask_size) uint32_t *maskp,
+ __in size_t mask_size,
+ __in_ecount(rng_count) const struct efx_mac_stats_range *rngp,
+ __in unsigned int rng_count)
+{
+ unsigned int i;
+ efx_rc_t rc;
+
+ for (i = 0; i < rng_count; ++i) {
+ if ((rc = efx_mac_stats_mask_add_range(maskp, mask_size,
+ &rngp[i])) != 0)
+ goto fail1;
+ }
+
+ return (0);
+
+fail1:
+ EFSYS_PROBE1(fail1, efx_rc_t, rc);
+
+ return (rc);
+}
+
+ __checkReturn efx_rc_t
+efx_mac_stats_get_mask(
+ __in efx_nic_t *enp,
+ __out_bcount(mask_size) uint32_t *maskp,
+ __in size_t mask_size)
+{
+ efx_port_t *epp = &(enp->en_port);
+ const efx_mac_ops_t *emop = epp->ep_emop;
+ efx_rc_t rc;
+
+ EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
+ EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_PROBE);
+ EFSYS_ASSERT(maskp != NULL);
+ EFSYS_ASSERT(mask_size % sizeof (maskp[0]) == 0);
+
+ (void) memset(maskp, 0, mask_size);
+
+ if ((rc = emop->emo_stats_get_mask(enp, maskp, mask_size)) != 0)
+ goto fail1;
+
+ return (0);
+
+fail1:
+ EFSYS_PROBE1(fail1, efx_rc_t, rc);
+
+ return (rc);
+}
+
__checkReturn efx_rc_t
efx_mac_stats_upload(
__in efx_nic_t *enp,
Modified: stable/10/sys/dev/sfxge/common/siena_impl.h
==============================================================================
--- stable/10/sys/dev/sfxge/common/siena_impl.h Mon Jan 2 09:31:34 2017
(r311079)
+++ stable/10/sys/dev/sfxge/common/siena_impl.h Mon Jan 2 09:32:45 2017
(r311080)
@@ -406,6 +406,12 @@ siena_mac_loopback_set(
#if EFSYS_OPT_MAC_STATS
extern __checkReturn efx_rc_t
+siena_mac_stats_get_mask(
+ __in efx_nic_t *enp,
+ __inout_bcount(mask_size) uint32_t *maskp,
+ __in size_t mask_size);
+
+extern __checkReturn efx_rc_t
siena_mac_stats_update(
__in efx_nic_t *enp,
__in efsys_mem_t *esmp,
Modified: stable/10/sys/dev/sfxge/common/siena_mac.c
==============================================================================
--- stable/10/sys/dev/sfxge/common/siena_mac.c Mon Jan 2 09:31:34 2017
(r311079)
+++ stable/10/sys/dev/sfxge/common/siena_mac.c Mon Jan 2 09:32:45 2017
(r311080)
@@ -235,6 +235,33 @@ fail1:
#if EFSYS_OPT_MAC_STATS
+ __checkReturn efx_rc_t
+siena_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 siena_stats[] = {
+ { EFX_MAC_RX_OCTETS, EFX_MAC_RX_GE_15XX_PKTS },
+ /* EFX_MAC_RX_ERRORS is not supported */
+ { EFX_MAC_RX_FCS_ERRORS, EFX_MAC_TX_EX_DEF_PKTS },
+ };
+ efx_rc_t rc;
+
+ _NOTE(ARGUNUSED(enp))
+
+ if ((rc = efx_mac_stats_mask_add_ranges(maskp, mask_size,
+ siena_stats, EFX_ARRAY_SIZE(siena_stats))) != 0)
+ goto fail1;
+
+ return (0);
+
+fail1:
+ EFSYS_PROBE1(fail1, efx_rc_t, rc);
+
+ return (rc);
+}
+
#define SIENA_MAC_STAT_READ(_esmp, _field, _eqp)
\
EFSYS_MEM_READQ((_esmp), (_field) * sizeof (efx_qword_t), _eqp)
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