diff --git a/drivers/net/sfc/base/ef10_impl.h b/drivers/net/sfc/base/ef10_impl.h
index 3af5b0a..3efba1f 100644
--- a/drivers/net/sfc/base/ef10_impl.h
+++ b/drivers/net/sfc/base/ef10_impl.h
@@ -352,6 +352,16 @@ ef10_phy_oui_get(
 	__in		efx_nic_t *enp,
 	__out		uint32_t *ouip);
 
+#if EFSYS_OPT_PHY_STATS
+
+extern	__checkReturn			efx_rc_t
+ef10_phy_stats_update(
+	__in				efx_nic_t *enp,
+	__in				efsys_mem_t *esmp,
+	__inout_ecount(EFX_PHY_NSTATS)	uint32_t *stat);
+
+#endif	/* EFSYS_OPT_PHY_STATS */
+
 #if EFSYS_OPT_BIST
 
 extern	__checkReturn		efx_rc_t
diff --git a/drivers/net/sfc/base/ef10_phy.c b/drivers/net/sfc/base/ef10_phy.c
index c7e584b..b15b693 100644
--- a/drivers/net/sfc/base/ef10_phy.c
+++ b/drivers/net/sfc/base/ef10_phy.c
@@ -394,6 +394,23 @@ ef10_phy_oui_get(
 	return (ENOTSUP);
 }
 
+#if EFSYS_OPT_PHY_STATS
+
+	__checkReturn				efx_rc_t
+ef10_phy_stats_update(
+	__in					efx_nic_t *enp,
+	__in					efsys_mem_t *esmp,
+	__inout_ecount(EFX_PHY_NSTATS)		uint32_t *stat)
+{
+	/* TBD: no stats support in firmware yet */
+	_NOTE(ARGUNUSED(enp, esmp))
+	memset(stat, 0, EFX_PHY_NSTATS * sizeof (*stat));
+
+	return (0);
+}
+
+#endif	/* EFSYS_OPT_PHY_STATS */
+
 #if EFSYS_OPT_BIST
 
 	__checkReturn		efx_rc_t
diff --git a/drivers/net/sfc/base/efx.h b/drivers/net/sfc/base/efx.h
index 54d39c2..d2fe43e 100644
--- a/drivers/net/sfc/base/efx.h
+++ b/drivers/net/sfc/base/efx.h
@@ -548,6 +548,80 @@ efx_phy_module_get_info(
 	__in				uint8_t len,
 	__out_bcount(len)		uint8_t *data);
 
+#if EFSYS_OPT_PHY_STATS
+
+/* START MKCONFIG GENERATED PhyHeaderStatsBlock 30ed56ad501f8e36 */
+typedef enum efx_phy_stat_e {
+	EFX_PHY_STAT_OUI,
+	EFX_PHY_STAT_PMA_PMD_LINK_UP,
+	EFX_PHY_STAT_PMA_PMD_RX_FAULT,
+	EFX_PHY_STAT_PMA_PMD_TX_FAULT,
+	EFX_PHY_STAT_PMA_PMD_REV_A,
+	EFX_PHY_STAT_PMA_PMD_REV_B,
+	EFX_PHY_STAT_PMA_PMD_REV_C,
+	EFX_PHY_STAT_PMA_PMD_REV_D,
+	EFX_PHY_STAT_PCS_LINK_UP,
+	EFX_PHY_STAT_PCS_RX_FAULT,
+	EFX_PHY_STAT_PCS_TX_FAULT,
+	EFX_PHY_STAT_PCS_BER,
+	EFX_PHY_STAT_PCS_BLOCK_ERRORS,
+	EFX_PHY_STAT_PHY_XS_LINK_UP,
+	EFX_PHY_STAT_PHY_XS_RX_FAULT,
+	EFX_PHY_STAT_PHY_XS_TX_FAULT,
+	EFX_PHY_STAT_PHY_XS_ALIGN,
+	EFX_PHY_STAT_PHY_XS_SYNC_A,
+	EFX_PHY_STAT_PHY_XS_SYNC_B,
+	EFX_PHY_STAT_PHY_XS_SYNC_C,
+	EFX_PHY_STAT_PHY_XS_SYNC_D,
+	EFX_PHY_STAT_AN_LINK_UP,
+	EFX_PHY_STAT_AN_MASTER,
+	EFX_PHY_STAT_AN_LOCAL_RX_OK,
+	EFX_PHY_STAT_AN_REMOTE_RX_OK,
+	EFX_PHY_STAT_CL22EXT_LINK_UP,
+	EFX_PHY_STAT_SNR_A,
+	EFX_PHY_STAT_SNR_B,
+	EFX_PHY_STAT_SNR_C,
+	EFX_PHY_STAT_SNR_D,
+	EFX_PHY_STAT_PMA_PMD_SIGNAL_A,
+	EFX_PHY_STAT_PMA_PMD_SIGNAL_B,
+	EFX_PHY_STAT_PMA_PMD_SIGNAL_C,
+	EFX_PHY_STAT_PMA_PMD_SIGNAL_D,
+	EFX_PHY_STAT_AN_COMPLETE,
+	EFX_PHY_STAT_PMA_PMD_REV_MAJOR,
+	EFX_PHY_STAT_PMA_PMD_REV_MINOR,
+	EFX_PHY_STAT_PMA_PMD_REV_MICRO,
+	EFX_PHY_STAT_PCS_FW_VERSION_0,
+	EFX_PHY_STAT_PCS_FW_VERSION_1,
+	EFX_PHY_STAT_PCS_FW_VERSION_2,
+	EFX_PHY_STAT_PCS_FW_VERSION_3,
+	EFX_PHY_STAT_PCS_FW_BUILD_YY,
+	EFX_PHY_STAT_PCS_FW_BUILD_MM,
+	EFX_PHY_STAT_PCS_FW_BUILD_DD,
+	EFX_PHY_STAT_PCS_OP_MODE,
+	EFX_PHY_NSTATS
+} efx_phy_stat_t;
+
+/* END MKCONFIG GENERATED PhyHeaderStatsBlock */
+
+#if EFSYS_OPT_NAMES
+
+extern					const char *
+efx_phy_stat_name(
+	__in				efx_nic_t *enp,
+	__in				efx_phy_stat_t stat);
+
+#endif	/* EFSYS_OPT_NAMES */
+
+#define	EFX_PHY_STATS_SIZE 0x100
+
+extern	__checkReturn			efx_rc_t
+efx_phy_stats_update(
+	__in				efx_nic_t *enp,
+	__in				efsys_mem_t *esmp,
+	__inout_ecount(EFX_PHY_NSTATS)	uint32_t *stat);
+
+#endif	/* EFSYS_OPT_PHY_STATS */
+
 
 #if EFSYS_OPT_BIST
 
@@ -671,8 +745,14 @@ typedef struct efx_nic_cfg_s {
 #if EFSYS_OPT_PHY_FLAGS
 	uint32_t		enc_phy_flags_mask;
 #endif	/* EFSYS_OPT_PHY_FLAGS */
+#if EFSYS_OPT_PHY_STATS
+	uint64_t		enc_phy_stat_mask;
+#endif	/* EFSYS_OPT_PHY_STATS */
 #if EFSYS_OPT_MCDI
 	uint8_t			enc_mcdi_mdio_channel;
+#if EFSYS_OPT_PHY_STATS
+	uint32_t		enc_mcdi_phy_stat_mask;
+#endif	/* EFSYS_OPT_PHY_STATS */
 #endif	/* EFSYS_OPT_MCDI */
 #if EFSYS_OPT_BIST
 	uint32_t		enc_bist_mask;
diff --git a/drivers/net/sfc/base/efx_check.h b/drivers/net/sfc/base/efx_check.h
index 68c01f3..adda531 100644
--- a/drivers/net/sfc/base/efx_check.h
+++ b/drivers/net/sfc/base/efx_check.h
@@ -201,6 +201,13 @@
 # error "PHY_SFX7101 is obsolete and is not supported."
 #endif
 
+#if EFSYS_OPT_PHY_STATS
+/* Support PHY statistics */
+# if !EFSYS_OPT_SIENA
+#  error "PHY_STATS requires SIENA"
+# endif
+#endif /* EFSYS_OPT_PHY_STATS */
+
 #ifdef EFSYS_OPT_PHY_TXC43128
 # error "PHY_TXC43128 is obsolete and is not supported."
 #endif
diff --git a/drivers/net/sfc/base/efx_impl.h b/drivers/net/sfc/base/efx_impl.h
index 489fcbc..2b81768 100644
--- a/drivers/net/sfc/base/efx_impl.h
+++ b/drivers/net/sfc/base/efx_impl.h
@@ -182,6 +182,10 @@ typedef struct efx_phy_ops_s {
 	efx_rc_t	(*epo_reconfigure)(efx_nic_t *);
 	efx_rc_t	(*epo_verify)(efx_nic_t *);
 	efx_rc_t	(*epo_oui_get)(efx_nic_t *, uint32_t *);
+#if EFSYS_OPT_PHY_STATS
+	efx_rc_t	(*epo_stats_update)(efx_nic_t *, efsys_mem_t *,
+					    uint32_t *);
+#endif	/* EFSYS_OPT_PHY_STATS */
 #if EFSYS_OPT_BIST
 	efx_rc_t	(*epo_bist_enable_offline)(efx_nic_t *);
 	efx_rc_t	(*epo_bist_start)(efx_nic_t *, efx_bist_type_t);
diff --git a/drivers/net/sfc/base/efx_mcdi.c b/drivers/net/sfc/base/efx_mcdi.c
index 85c1ac1..c5422da 100644
--- a/drivers/net/sfc/base/efx_mcdi.c
+++ b/drivers/net/sfc/base/efx_mcdi.c
@@ -1435,6 +1435,11 @@ 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,
diff --git a/drivers/net/sfc/base/efx_phy.c b/drivers/net/sfc/base/efx_phy.c
index f07f127..20debd3 100644
--- a/drivers/net/sfc/base/efx_phy.c
+++ b/drivers/net/sfc/base/efx_phy.c
@@ -39,6 +39,9 @@ static const efx_phy_ops_t	__efx_phy_siena_ops = {
 	siena_phy_reconfigure,		/* epo_reconfigure */
 	siena_phy_verify,		/* epo_verify */
 	siena_phy_oui_get,		/* epo_oui_get */
+#if EFSYS_OPT_PHY_STATS
+	siena_phy_stats_update,		/* epo_stats_update */
+#endif	/* EFSYS_OPT_PHY_STATS */
 #if EFSYS_OPT_BIST
 	NULL,				/* epo_bist_enable_offline */
 	siena_phy_bist_start,		/* epo_bist_start */
@@ -55,6 +58,9 @@ static const efx_phy_ops_t	__efx_phy_ef10_ops = {
 	ef10_phy_reconfigure,		/* epo_reconfigure */
 	ef10_phy_verify,		/* epo_verify */
 	ef10_phy_oui_get,		/* epo_oui_get */
+#if EFSYS_OPT_PHY_STATS
+	ef10_phy_stats_update,		/* epo_stats_update */
+#endif	/* EFSYS_OPT_PHY_STATS */
 #if EFSYS_OPT_BIST
 	ef10_bist_enable_offline,	/* epo_bist_enable_offline */
 	ef10_bist_start,		/* epo_bist_start */
@@ -277,6 +283,93 @@ efx_phy_module_get_info(
 	return (rc);
 }
 
+#if EFSYS_OPT_PHY_STATS
+
+#if EFSYS_OPT_NAMES
+
+/* START MKCONFIG GENERATED PhyStatNamesBlock af9ffa24da3bc100 */
+static const char * const __efx_phy_stat_name[] = {
+	"oui",
+	"pma_pmd_link_up",
+	"pma_pmd_rx_fault",
+	"pma_pmd_tx_fault",
+	"pma_pmd_rev_a",
+	"pma_pmd_rev_b",
+	"pma_pmd_rev_c",
+	"pma_pmd_rev_d",
+	"pcs_link_up",
+	"pcs_rx_fault",
+	"pcs_tx_fault",
+	"pcs_ber",
+	"pcs_block_errors",
+	"phy_xs_link_up",
+	"phy_xs_rx_fault",
+	"phy_xs_tx_fault",
+	"phy_xs_align",
+	"phy_xs_sync_a",
+	"phy_xs_sync_b",
+	"phy_xs_sync_c",
+	"phy_xs_sync_d",
+	"an_link_up",
+	"an_master",
+	"an_local_rx_ok",
+	"an_remote_rx_ok",
+	"cl22ext_link_up",
+	"snr_a",
+	"snr_b",
+	"snr_c",
+	"snr_d",
+	"pma_pmd_signal_a",
+	"pma_pmd_signal_b",
+	"pma_pmd_signal_c",
+	"pma_pmd_signal_d",
+	"an_complete",
+	"pma_pmd_rev_major",
+	"pma_pmd_rev_minor",
+	"pma_pmd_rev_micro",
+	"pcs_fw_version_0",
+	"pcs_fw_version_1",
+	"pcs_fw_version_2",
+	"pcs_fw_version_3",
+	"pcs_fw_build_yy",
+	"pcs_fw_build_mm",
+	"pcs_fw_build_dd",
+	"pcs_op_mode",
+};
+
+/* END MKCONFIG GENERATED PhyStatNamesBlock */
+
+					const char *
+efx_phy_stat_name(
+	__in				efx_nic_t *enp,
+	__in				efx_phy_stat_t type)
+{
+	_NOTE(ARGUNUSED(enp))
+	EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
+	EFSYS_ASSERT3U(type, <, EFX_PHY_NSTATS);
+
+	return (__efx_phy_stat_name[type]);
+}
+
+#endif	/* EFSYS_OPT_NAMES */
+
+	__checkReturn			efx_rc_t
+efx_phy_stats_update(
+	__in				efx_nic_t *enp,
+	__in				efsys_mem_t *esmp,
+	__inout_ecount(EFX_PHY_NSTATS)	uint32_t *stat)
+{
+	efx_port_t *epp = &(enp->en_port);
+	const efx_phy_ops_t *epop = epp->ep_epop;
+
+	EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
+	EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_PORT);
+
+	return (epop->epo_stats_update(enp, esmp, stat));
+}
+
+#endif	/* EFSYS_OPT_PHY_STATS */
+
 
 #if EFSYS_OPT_BIST
 
diff --git a/drivers/net/sfc/base/siena_impl.h b/drivers/net/sfc/base/siena_impl.h
index bdaa4a3..fc01205 100644
--- a/drivers/net/sfc/base/siena_impl.h
+++ b/drivers/net/sfc/base/siena_impl.h
@@ -170,6 +170,24 @@ siena_phy_oui_get(
 	__in		efx_nic_t *enp,
 	__out		uint32_t *ouip);
 
+#if EFSYS_OPT_PHY_STATS
+
+extern						void
+siena_phy_decode_stats(
+	__in					efx_nic_t *enp,
+	__in					uint32_t vmask,
+	__in_opt				efsys_mem_t *esmp,
+	__out_opt				uint64_t *smaskp,
+	__inout_ecount_opt(EFX_PHY_NSTATS)	uint32_t *stat);
+
+extern	__checkReturn			efx_rc_t
+siena_phy_stats_update(
+	__in				efx_nic_t *enp,
+	__in				efsys_mem_t *esmp,
+	__inout_ecount(EFX_PHY_NSTATS)	uint32_t *stat);
+
+#endif	/* EFSYS_OPT_PHY_STATS */
+
 #if EFSYS_OPT_BIST
 
 extern	__checkReturn		efx_rc_t
diff --git a/drivers/net/sfc/base/siena_nic.c b/drivers/net/sfc/base/siena_nic.c
index 2d079c2..135f705 100644
--- a/drivers/net/sfc/base/siena_nic.c
+++ b/drivers/net/sfc/base/siena_nic.c
@@ -145,6 +145,12 @@ siena_phy_cfg(
 	if ((rc = efx_mcdi_get_phy_cfg(enp)) != 0)
 		goto fail1;
 
+#if EFSYS_OPT_PHY_STATS
+	/* Convert the MCDI statistic mask into the EFX_PHY_STAT mask */
+	siena_phy_decode_stats(enp, encp->enc_mcdi_phy_stat_mask,
+			    NULL, &encp->enc_phy_stat_mask, NULL);
+#endif	/* EFSYS_OPT_PHY_STATS */
+
 	return (0);
 
 fail1:
diff --git a/drivers/net/sfc/base/siena_phy.c b/drivers/net/sfc/base/siena_phy.c
index 6451298..73690f1 100644
--- a/drivers/net/sfc/base/siena_phy.c
+++ b/drivers/net/sfc/base/siena_phy.c
@@ -376,6 +376,158 @@ siena_phy_oui_get(
 	return (ENOTSUP);
 }
 
+#if EFSYS_OPT_PHY_STATS
+
+#define	SIENA_SIMPLE_STAT_SET(_vmask, _esmp, _smask, _stat,		\
+			    _mc_record, _efx_record)			\
+	if ((_vmask) & (1ULL << (_mc_record))) {			\
+		(_smask) |= (1ULL << (_efx_record));			\
+		if ((_stat) != NULL && !EFSYS_MEM_IS_NULL(_esmp)) {	\
+			efx_dword_t dword;				\
+			EFSYS_MEM_READD(_esmp, (_mc_record) * 4, &dword);\
+			(_stat)[_efx_record] =				\
+				EFX_DWORD_FIELD(dword, EFX_DWORD_0);	\
+		}							\
+	}
+
+#define	SIENA_SIMPLE_STAT_SET2(_vmask, _esmp, _smask, _stat, _record)	\
+	SIENA_SIMPLE_STAT_SET(_vmask, _esmp, _smask, _stat,		\
+			    MC_CMD_ ## _record,				\
+			    EFX_PHY_STAT_ ## _record)
+
+						void
+siena_phy_decode_stats(
+	__in					efx_nic_t *enp,
+	__in					uint32_t vmask,
+	__in_opt				efsys_mem_t *esmp,
+	__out_opt				uint64_t *smaskp,
+	__inout_ecount_opt(EFX_PHY_NSTATS)	uint32_t *stat)
+{
+	uint64_t smask = 0;
+
+	_NOTE(ARGUNUSED(enp))
+
+	SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, OUI);
+	SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, PMA_PMD_LINK_UP);
+	SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, PMA_PMD_RX_FAULT);
+	SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, PMA_PMD_TX_FAULT);
+
+	if (vmask & (1 << MC_CMD_PMA_PMD_SIGNAL)) {
+		smask |=   ((1ULL << EFX_PHY_STAT_PMA_PMD_SIGNAL_A) |
+			    (1ULL << EFX_PHY_STAT_PMA_PMD_SIGNAL_B) |
+			    (1ULL << EFX_PHY_STAT_PMA_PMD_SIGNAL_C) |
+			    (1ULL << EFX_PHY_STAT_PMA_PMD_SIGNAL_D));
+		if (stat != NULL && esmp != NULL && !EFSYS_MEM_IS_NULL(esmp)) {
+			efx_dword_t dword;
+			uint32_t sig;
+			EFSYS_MEM_READD(esmp, 4 * MC_CMD_PMA_PMD_SIGNAL,
+					&dword);
+			sig = EFX_DWORD_FIELD(dword, EFX_DWORD_0);
+			stat[EFX_PHY_STAT_PMA_PMD_SIGNAL_A] = (sig >> 1) & 1;
+			stat[EFX_PHY_STAT_PMA_PMD_SIGNAL_B] = (sig >> 2) & 1;
+			stat[EFX_PHY_STAT_PMA_PMD_SIGNAL_C] = (sig >> 3) & 1;
+			stat[EFX_PHY_STAT_PMA_PMD_SIGNAL_D] = (sig >> 4) & 1;
+		}
+	}
+
+	SIENA_SIMPLE_STAT_SET(vmask, esmp, smask, stat, MC_CMD_PMA_PMD_SNR_A,
+			    EFX_PHY_STAT_SNR_A);
+	SIENA_SIMPLE_STAT_SET(vmask, esmp, smask, stat, MC_CMD_PMA_PMD_SNR_B,
+			    EFX_PHY_STAT_SNR_B);
+	SIENA_SIMPLE_STAT_SET(vmask, esmp, smask, stat, MC_CMD_PMA_PMD_SNR_C,
+			    EFX_PHY_STAT_SNR_C);
+	SIENA_SIMPLE_STAT_SET(vmask, esmp, smask, stat, MC_CMD_PMA_PMD_SNR_D,
+			    EFX_PHY_STAT_SNR_D);
+
+	SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, PCS_LINK_UP);
+	SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, PCS_RX_FAULT);
+	SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, PCS_TX_FAULT);
+	SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, PCS_BER);
+	SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, PCS_BLOCK_ERRORS);
+
+	SIENA_SIMPLE_STAT_SET(vmask, esmp, smask, stat, MC_CMD_PHYXS_LINK_UP,
+			    EFX_PHY_STAT_PHY_XS_LINK_UP);
+	SIENA_SIMPLE_STAT_SET(vmask, esmp, smask, stat, MC_CMD_PHYXS_RX_FAULT,
+			    EFX_PHY_STAT_PHY_XS_RX_FAULT);
+	SIENA_SIMPLE_STAT_SET(vmask, esmp, smask, stat, MC_CMD_PHYXS_TX_FAULT,
+			    EFX_PHY_STAT_PHY_XS_TX_FAULT);
+	SIENA_SIMPLE_STAT_SET(vmask, esmp, smask, stat, MC_CMD_PHYXS_ALIGN,
+			    EFX_PHY_STAT_PHY_XS_ALIGN);
+
+	if (vmask & (1 << MC_CMD_PHYXS_SYNC)) {
+		smask |=   ((1 << EFX_PHY_STAT_PHY_XS_SYNC_A) |
+			    (1 << EFX_PHY_STAT_PHY_XS_SYNC_B) |
+			    (1 << EFX_PHY_STAT_PHY_XS_SYNC_C) |
+			    (1 << EFX_PHY_STAT_PHY_XS_SYNC_D));
+		if (stat != NULL && !EFSYS_MEM_IS_NULL(esmp)) {
+			efx_dword_t dword;
+			uint32_t sync;
+			EFSYS_MEM_READD(esmp, 4 * MC_CMD_PHYXS_SYNC, &dword);
+			sync = EFX_DWORD_FIELD(dword, EFX_DWORD_0);
+			stat[EFX_PHY_STAT_PHY_XS_SYNC_A] = (sync >> 0) & 1;
+			stat[EFX_PHY_STAT_PHY_XS_SYNC_B] = (sync >> 1) & 1;
+			stat[EFX_PHY_STAT_PHY_XS_SYNC_C] = (sync >> 2) & 1;
+			stat[EFX_PHY_STAT_PHY_XS_SYNC_D] = (sync >> 3) & 1;
+		}
+	}
+
+	SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, AN_LINK_UP);
+	SIENA_SIMPLE_STAT_SET2(vmask, esmp, smask, stat, AN_COMPLETE);
+
+	SIENA_SIMPLE_STAT_SET(vmask, esmp, smask, stat, MC_CMD_CL22_LINK_UP,
+			    EFX_PHY_STAT_CL22EXT_LINK_UP);
+
+	if (smaskp != NULL)
+		*smaskp = smask;
+}
+
+	__checkReturn				efx_rc_t
+siena_phy_stats_update(
+	__in					efx_nic_t *enp,
+	__in					efsys_mem_t *esmp,
+	__inout_ecount(EFX_PHY_NSTATS)		uint32_t *stat)
+{
+	efx_nic_cfg_t *encp = &(enp->en_nic_cfg);
+	uint32_t vmask = encp->enc_mcdi_phy_stat_mask;
+	uint64_t smask;
+	efx_mcdi_req_t req;
+	uint8_t payload[MAX(MC_CMD_PHY_STATS_IN_LEN,
+			    MC_CMD_PHY_STATS_OUT_DMA_LEN)];
+	efx_rc_t rc;
+
+	(void) memset(payload, 0, sizeof (payload));
+	req.emr_cmd = MC_CMD_PHY_STATS;
+	req.emr_in_buf = payload;
+	req.emr_in_length = MC_CMD_PHY_STATS_IN_LEN;
+	req.emr_out_buf = payload;
+	req.emr_out_length = MC_CMD_PHY_STATS_OUT_DMA_LEN;
+
+	MCDI_IN_SET_DWORD(req, PHY_STATS_IN_DMA_ADDR_LO,
+			    EFSYS_MEM_ADDR(esmp) & 0xffffffff);
+	MCDI_IN_SET_DWORD(req, PHY_STATS_IN_DMA_ADDR_HI,
+			    EFSYS_MEM_ADDR(esmp) >> 32);
+
+	efx_mcdi_execute(enp, &req);
+
+	if (req.emr_rc != 0) {
+		rc = req.emr_rc;
+		goto fail1;
+	}
+	EFSYS_ASSERT3U(req.emr_out_length, ==, MC_CMD_PHY_STATS_OUT_DMA_LEN);
+
+	siena_phy_decode_stats(enp, vmask, esmp, &smask, stat);
+	EFSYS_ASSERT(smask == encp->enc_phy_stat_mask);
+
+	return (0);
+
+fail1:
+	EFSYS_PROBE1(fail1, efx_rc_t, rc);
+
+	return (0);
+}
+
+#endif	/* EFSYS_OPT_PHY_STATS */
+
 #if EFSYS_OPT_BIST
 
 	__checkReturn		efx_rc_t
