diff --git a/drivers/net/sfc/base/ef10_ev.c b/drivers/net/sfc/base/ef10_ev.c
index f590f37f5..d2c27e0d2 100644
--- a/drivers/net/sfc/base/ef10_ev.c
+++ b/drivers/net/sfc/base/ef10_ev.c
@@ -553,9 +553,7 @@ ef10_ev_qdestroy(
 {
 	efx_nic_t *enp = eep->ee_enp;
 
-	EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON ||
-	    enp->en_family == EFX_FAMILY_MEDFORD ||
-	    enp->en_family == EFX_FAMILY_MEDFORD2);
+	EFSYS_ASSERT(EFX_FAMILY_IS_EF10(enp));
 
 	(void) efx_mcdi_fini_evq(enp, eep->ee_index);
 }
diff --git a/drivers/net/sfc/base/ef10_filter.c b/drivers/net/sfc/base/ef10_filter.c
index 0b3fbf78b..9c09a0de2 100644
--- a/drivers/net/sfc/base/ef10_filter.c
+++ b/drivers/net/sfc/base/ef10_filter.c
@@ -94,9 +94,7 @@ ef10_filter_init(
 	efx_rc_t rc;
 	ef10_filter_table_t *eftp;
 
-	EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON ||
-	    enp->en_family == EFX_FAMILY_MEDFORD ||
-	    enp->en_family == EFX_FAMILY_MEDFORD2);
+	EFSYS_ASSERT(EFX_FAMILY_IS_EF10(enp));
 
 #define	MATCH_MASK(match) (EFX_MASK32(match) << EFX_LOW_BIT(match))
 	EFX_STATIC_ASSERT(EFX_FILTER_MATCH_REM_HOST ==
@@ -154,9 +152,7 @@ ef10_filter_init(
 ef10_filter_fini(
 	__in		efx_nic_t *enp)
 {
-	EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON ||
-	    enp->en_family == EFX_FAMILY_MEDFORD ||
-	    enp->en_family == EFX_FAMILY_MEDFORD2);
+	EFSYS_ASSERT(EFX_FAMILY_IS_EF10(enp));
 
 	if (enp->en_filter.ef_ef10_filter_table != NULL) {
 		EFSYS_KMEM_FREE(enp->en_esip, sizeof (ef10_filter_table_t),
@@ -545,9 +541,7 @@ ef10_filter_restore(
 	efsys_lock_state_t state;
 	efx_rc_t rc;
 
-	EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON ||
-	    enp->en_family == EFX_FAMILY_MEDFORD ||
-	    enp->en_family == EFX_FAMILY_MEDFORD2);
+	EFSYS_ASSERT(EFX_FAMILY_IS_EF10(enp));
 
 	for (tbl_id = 0; tbl_id < EFX_EF10_FILTER_TBL_ROWS; tbl_id++) {
 
@@ -621,9 +615,7 @@ ef10_filter_add_internal(
 	efsys_lock_state_t state;
 	boolean_t locked = B_FALSE;
 
-	EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON ||
-	    enp->en_family == EFX_FAMILY_MEDFORD ||
-	    enp->en_family == EFX_FAMILY_MEDFORD2);
+	EFSYS_ASSERT(EFX_FAMILY_IS_EF10(enp));
 
 	hash = ef10_filter_hash(spec);
 
@@ -894,9 +886,7 @@ ef10_filter_delete(
 	efsys_lock_state_t state;
 	boolean_t locked = B_FALSE;
 
-	EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON ||
-	    enp->en_family == EFX_FAMILY_MEDFORD ||
-	    enp->en_family == EFX_FAMILY_MEDFORD2);
+	EFSYS_ASSERT(EFX_FAMILY_IS_EF10(enp));
 
 	hash = ef10_filter_hash(spec);
 
diff --git a/drivers/net/sfc/base/ef10_intr.c b/drivers/net/sfc/base/ef10_intr.c
index b7822a259..ac9a62018 100644
--- a/drivers/net/sfc/base/ef10_intr.c
+++ b/drivers/net/sfc/base/ef10_intr.c
@@ -55,9 +55,7 @@ efx_mcdi_trigger_interrupt(
 		MC_CMD_TRIGGER_INTERRUPT_OUT_LEN);
 	efx_rc_t rc;
 
-	EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON ||
-	    enp->en_family == EFX_FAMILY_MEDFORD ||
-	    enp->en_family == EFX_FAMILY_MEDFORD2);
+	EFSYS_ASSERT(EFX_FAMILY_IS_EF10(enp));
 
 	if (level >= enp->en_nic_cfg.enc_intr_limit) {
 		rc = EINVAL;
@@ -128,9 +126,7 @@ ef10_intr_status_line(
 {
 	efx_dword_t dword;
 
-	EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON ||
-	    enp->en_family == EFX_FAMILY_MEDFORD ||
-	    enp->en_family == EFX_FAMILY_MEDFORD2);
+	EFSYS_ASSERT(EFX_FAMILY_IS_EF10(enp));
 
 	/* Read the queue mask and implicitly acknowledge the interrupt. */
 	EFX_BAR_READD(enp, ER_DZ_BIU_INT_ISR_REG, &dword, B_FALSE);
@@ -147,9 +143,7 @@ ef10_intr_status_message(
 	__in		unsigned int message,
 	__out		boolean_t *fatalp)
 {
-	EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON ||
-	    enp->en_family == EFX_FAMILY_MEDFORD ||
-	    enp->en_family == EFX_FAMILY_MEDFORD2);
+	EFSYS_ASSERT(EFX_FAMILY_IS_EF10(enp));
 
 	_NOTE(ARGUNUSED(enp, message))
 
diff --git a/drivers/net/sfc/base/ef10_mac.c b/drivers/net/sfc/base/ef10_mac.c
index 28dba9290..3f3153889 100644
--- a/drivers/net/sfc/base/ef10_mac.c
+++ b/drivers/net/sfc/base/ef10_mac.c
@@ -351,9 +351,7 @@ ef10_mac_multicast_list_set(
 	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 ||
-	    enp->en_family == EFX_FAMILY_MEDFORD2);
+	EFSYS_ASSERT(EFX_FAMILY_IS_EF10(enp));
 
 	if ((rc = emop->emo_reconfigure(enp)) != 0)
 		goto fail1;
diff --git a/drivers/net/sfc/base/ef10_mcdi.c b/drivers/net/sfc/base/ef10_mcdi.c
index 574879425..d1c6da404 100644
--- a/drivers/net/sfc/base/ef10_mcdi.c
+++ b/drivers/net/sfc/base/ef10_mcdi.c
@@ -27,9 +27,7 @@ ef10_mcdi_init(
 	efx_dword_t dword;
 	efx_rc_t rc;
 
-	EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON ||
-	    enp->en_family == EFX_FAMILY_MEDFORD ||
-	    enp->en_family == EFX_FAMILY_MEDFORD2);
+	EFSYS_ASSERT(EFX_FAMILY_IS_EF10(enp));
 	EFSYS_ASSERT(enp->en_features & EFX_FEATURE_MCDI_DMA);
 
 	/*
@@ -135,9 +133,7 @@ ef10_mcdi_send_request(
 	efx_dword_t dword;
 	unsigned int pos;
 
-	EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON ||
-	    enp->en_family == EFX_FAMILY_MEDFORD ||
-	    enp->en_family == EFX_FAMILY_MEDFORD2);
+	EFSYS_ASSERT(EFX_FAMILY_IS_EF10(enp));
 
 	/* Write the header */
 	for (pos = 0; pos < hdr_len; pos += sizeof (efx_dword_t)) {
@@ -259,9 +255,7 @@ ef10_mcdi_feature_supported(
 	uint32_t privilege_mask = encp->enc_privilege_mask;
 	efx_rc_t rc;
 
-	EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON ||
-	    enp->en_family == EFX_FAMILY_MEDFORD ||
-	    enp->en_family == EFX_FAMILY_MEDFORD2);
+	EFSYS_ASSERT(EFX_FAMILY_IS_EF10(enp));
 
 	/*
 	 * Use privilege mask state at MCDI attach.
diff --git a/drivers/net/sfc/base/ef10_nic.c b/drivers/net/sfc/base/ef10_nic.c
index 8c17f4a75..e5e84690e 100644
--- a/drivers/net/sfc/base/ef10_nic.c
+++ b/drivers/net/sfc/base/ef10_nic.c
@@ -24,9 +24,7 @@ efx_mcdi_get_port_assignment(
 		MC_CMD_GET_PORT_ASSIGNMENT_OUT_LEN);
 	efx_rc_t rc;
 
-	EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON ||
-	    enp->en_family == EFX_FAMILY_MEDFORD ||
-	    enp->en_family == EFX_FAMILY_MEDFORD2);
+	EFSYS_ASSERT(EFX_FAMILY_IS_EF10(enp));
 
 	req.emr_cmd = MC_CMD_GET_PORT_ASSIGNMENT;
 	req.emr_in_buf = payload;
@@ -70,9 +68,7 @@ efx_mcdi_get_port_modes(
 		MC_CMD_GET_PORT_MODES_OUT_LEN);
 	efx_rc_t rc;
 
-	EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON ||
-	    enp->en_family == EFX_FAMILY_MEDFORD ||
-	    enp->en_family == EFX_FAMILY_MEDFORD2);
+	EFSYS_ASSERT(EFX_FAMILY_IS_EF10(enp));
 
 	req.emr_cmd = MC_CMD_GET_PORT_MODES;
 	req.emr_in_buf = payload;
@@ -308,9 +304,7 @@ efx_mcdi_get_mac_address_pf(
 		MC_CMD_GET_MAC_ADDRESSES_OUT_LEN);
 	efx_rc_t rc;
 
-	EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON ||
-	    enp->en_family == EFX_FAMILY_MEDFORD ||
-	    enp->en_family == EFX_FAMILY_MEDFORD2);
+	EFSYS_ASSERT(EFX_FAMILY_IS_EF10(enp));
 
 	req.emr_cmd = MC_CMD_GET_MAC_ADDRESSES;
 	req.emr_in_buf = payload;
@@ -366,9 +360,7 @@ efx_mcdi_get_mac_address_vf(
 		MC_CMD_VPORT_GET_MAC_ADDRESSES_OUT_LENMAX);
 	efx_rc_t rc;
 
-	EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON ||
-	    enp->en_family == EFX_FAMILY_MEDFORD ||
-	    enp->en_family == EFX_FAMILY_MEDFORD2);
+	EFSYS_ASSERT(EFX_FAMILY_IS_EF10(enp));
 
 	req.emr_cmd = MC_CMD_VPORT_GET_MAC_ADDRESSES;
 	req.emr_in_buf = payload;
@@ -430,9 +422,7 @@ efx_mcdi_get_clock(
 		MC_CMD_GET_CLOCK_OUT_LEN);
 	efx_rc_t rc;
 
-	EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON ||
-	    enp->en_family == EFX_FAMILY_MEDFORD ||
-	    enp->en_family == EFX_FAMILY_MEDFORD2);
+	EFSYS_ASSERT(EFX_FAMILY_IS_EF10(enp));
 
 	req.emr_cmd = MC_CMD_GET_CLOCK;
 	req.emr_in_buf = payload;
@@ -892,9 +882,7 @@ ef10_nic_pio_alloc(
 	uint32_t buf, blk;
 	efx_rc_t rc;
 
-	EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON ||
-	    enp->en_family == EFX_FAMILY_MEDFORD ||
-	    enp->en_family == EFX_FAMILY_MEDFORD2);
+	EFSYS_ASSERT(EFX_FAMILY_IS_EF10(enp));
 	EFSYS_ASSERT(bufnump);
 	EFSYS_ASSERT(handlep);
 	EFSYS_ASSERT(blknump);
@@ -1963,9 +1951,7 @@ ef10_nic_probe(
 	efx_drv_cfg_t *edcp = &(enp->en_drv_cfg);
 	efx_rc_t rc;
 
-	EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON ||
-	    enp->en_family == EFX_FAMILY_MEDFORD ||
-	    enp->en_family == EFX_FAMILY_MEDFORD2);
+	EFSYS_ASSERT(EFX_FAMILY_IS_EF10(enp));
 
 	/* Read and clear any assertion state */
 	if ((rc = efx_mcdi_read_assertion(enp)) != 0)
@@ -2177,9 +2163,7 @@ ef10_nic_init(
 	uint32_t vi_window_size;
 	efx_rc_t rc;
 
-	EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON ||
-	    enp->en_family == EFX_FAMILY_MEDFORD ||
-	    enp->en_family == EFX_FAMILY_MEDFORD2);
+	EFSYS_ASSERT(EFX_FAMILY_IS_EF10(enp));
 
 	/* Enable reporting of some events (e.g. link change) */
 	if ((rc = efx_mcdi_log_ctrl(enp)) != 0)
@@ -2340,9 +2324,7 @@ ef10_nic_get_vi_pool(
 	__in		efx_nic_t *enp,
 	__out		uint32_t *vi_countp)
 {
-	EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON ||
-	    enp->en_family == EFX_FAMILY_MEDFORD ||
-	    enp->en_family == EFX_FAMILY_MEDFORD2);
+	EFSYS_ASSERT(EFX_FAMILY_IS_EF10(enp));
 
 	/*
 	 * Report VIs that the client driver can use.
@@ -2362,9 +2344,7 @@ ef10_nic_get_bar_region(
 {
 	efx_rc_t rc;
 
-	EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON ||
-	    enp->en_family == EFX_FAMILY_MEDFORD ||
-	    enp->en_family == EFX_FAMILY_MEDFORD2);
+	EFSYS_ASSERT(EFX_FAMILY_IS_EF10(enp));
 
 	/*
 	 * TODO: Specify host memory mapping alignment and granularity
diff --git a/drivers/net/sfc/base/ef10_vpd.c b/drivers/net/sfc/base/ef10_vpd.c
index b21861bb0..d56747b7d 100644
--- a/drivers/net/sfc/base/ef10_vpd.c
+++ b/drivers/net/sfc/base/ef10_vpd.c
@@ -25,9 +25,7 @@ ef10_vpd_init(
 	efx_rc_t rc;
 
 	EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_PROBE);
-	EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON ||
-	    enp->en_family == EFX_FAMILY_MEDFORD ||
-	    enp->en_family == EFX_FAMILY_MEDFORD2);
+	EFSYS_ASSERT(EFX_FAMILY_IS_EF10(enp));
 
 	if (enp->en_nic_cfg.enc_vpd_is_global) {
 		tag = TLV_TAG_GLOBAL_STATIC_VPD;
@@ -82,9 +80,7 @@ ef10_vpd_size(
 {
 	efx_rc_t rc;
 
-	EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON ||
-	    enp->en_family == EFX_FAMILY_MEDFORD ||
-	    enp->en_family == EFX_FAMILY_MEDFORD2);
+	EFSYS_ASSERT(EFX_FAMILY_IS_EF10(enp));
 
 	/*
 	 * This function returns the total size the user should allocate
@@ -116,9 +112,7 @@ ef10_vpd_read(
 	uint32_t tag;
 	efx_rc_t rc;
 
-	EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON ||
-	    enp->en_family == EFX_FAMILY_MEDFORD ||
-	    enp->en_family == EFX_FAMILY_MEDFORD2);
+	EFSYS_ASSERT(EFX_FAMILY_IS_EF10(enp));
 
 	if (enp->en_nic_cfg.enc_vpd_is_global) {
 		tag = TLV_TAG_GLOBAL_DYNAMIC_VPD;
@@ -172,9 +166,7 @@ ef10_vpd_verify(
 	unsigned int dcont;
 	efx_rc_t rc;
 
-	EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON ||
-	    enp->en_family == EFX_FAMILY_MEDFORD ||
-	    enp->en_family == EFX_FAMILY_MEDFORD2);
+	EFSYS_ASSERT(EFX_FAMILY_IS_EF10(enp));
 
 	/*
 	 * Strictly you could take the view that dynamic vpd is optional.
@@ -294,9 +286,7 @@ ef10_vpd_get(
 	uint8_t length;
 	efx_rc_t rc;
 
-	EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON ||
-	    enp->en_family == EFX_FAMILY_MEDFORD ||
-	    enp->en_family == EFX_FAMILY_MEDFORD2);
+	EFSYS_ASSERT(EFX_FAMILY_IS_EF10(enp));
 
 	/* Attempt to satisfy the request from svpd first */
 	if (enp->en_arch.ef10.ena_svpd_length > 0) {
@@ -341,9 +331,7 @@ ef10_vpd_set(
 {
 	efx_rc_t rc;
 
-	EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON ||
-	    enp->en_family == EFX_FAMILY_MEDFORD ||
-	    enp->en_family == EFX_FAMILY_MEDFORD2);
+	EFSYS_ASSERT(EFX_FAMILY_IS_EF10(enp));
 
 	/* If the provided (tag,keyword) exists in svpd, then it is readonly */
 	if (enp->en_arch.ef10.ena_svpd_length > 0) {
@@ -395,9 +383,7 @@ ef10_vpd_write(
 	uint32_t tag;
 	efx_rc_t rc;
 
-	EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON ||
-	    enp->en_family == EFX_FAMILY_MEDFORD ||
-	    enp->en_family == EFX_FAMILY_MEDFORD2);
+	EFSYS_ASSERT(EFX_FAMILY_IS_EF10(enp));
 
 	if (enp->en_nic_cfg.enc_vpd_is_global) {
 		tag = TLV_TAG_GLOBAL_DYNAMIC_VPD;
@@ -432,9 +418,7 @@ ef10_vpd_write(
 ef10_vpd_fini(
 	__in			efx_nic_t *enp)
 {
-	EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON ||
-	    enp->en_family == EFX_FAMILY_MEDFORD ||
-	    enp->en_family == EFX_FAMILY_MEDFORD2);
+	EFSYS_ASSERT(EFX_FAMILY_IS_EF10(enp));
 
 	if (enp->en_arch.ef10.ena_svpd_length > 0) {
 		EFSYS_KMEM_FREE(enp->en_esip, enp->en_arch.ef10.ena_svpd_length,
diff --git a/drivers/net/sfc/base/efx_impl.h b/drivers/net/sfc/base/efx_impl.h
index 748d45a3b..eb2bdc959 100644
--- a/drivers/net/sfc/base/efx_impl.h
+++ b/drivers/net/sfc/base/efx_impl.h
@@ -741,6 +741,11 @@ struct efx_nic_s {
 #endif	/* EFX_OPTS_EF10() */
 };
 
+#define	EFX_FAMILY_IS_EF10(_enp) \
+	((_enp)->en_family == EFX_FAMILY_MEDFORD2 || \
+	 (_enp)->en_family == EFX_FAMILY_MEDFORD || \
+	 (_enp)->en_family == EFX_FAMILY_HUNTINGTON)
+
 
 #define	EFX_NIC_MAGIC	0x02121996
 
diff --git a/drivers/net/sfc/base/efx_sram.c b/drivers/net/sfc/base/efx_sram.c
index de0612edd..599bc5d75 100644
--- a/drivers/net/sfc/base/efx_sram.c
+++ b/drivers/net/sfc/base/efx_sram.c
@@ -26,9 +26,7 @@ efx_sram_buf_tbl_set(
 	EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_NIC);
 
 #if EFX_OPTS_EF10()
-	if (enp->en_family == EFX_FAMILY_HUNTINGTON ||
-	    enp->en_family == EFX_FAMILY_MEDFORD ||
-	    enp->en_family == EFX_FAMILY_MEDFORD2) {
+	if (EFX_FAMILY_IS_EF10(enp)) {
 		/*
 		 * FIXME: the efx_sram_buf_tbl_*() functionality needs to be
 		 * pulled inside the Falcon/Siena queue create/destroy code,
@@ -149,9 +147,7 @@ efx_sram_buf_tbl_clear(
 	EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_NIC);
 
 #if EFX_OPTS_EF10()
-	if (enp->en_family == EFX_FAMILY_HUNTINGTON ||
-	    enp->en_family == EFX_FAMILY_MEDFORD ||
-	    enp->en_family == EFX_FAMILY_MEDFORD2) {
+	if (EFX_FAMILY_IS_EF10(enp)) {
 		/*
 		 * FIXME: the efx_sram_buf_tbl_*() functionality needs to be
 		 * pulled inside the Falcon/Siena queue create/destroy code,
