diff --git a/lib/ethdev/sff_common.c b/lib/ethdev/sff_common.c
new file mode 100644
index 0000000000..015ea268db
--- /dev/null
+++ b/lib/ethdev/sff_common.c
@@ -0,0 +1,414 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2010-2022 Intel Corporation
+ *
+ * Implements SFF-8024 Rev 4.0 of pluggable I/O configuration and some
+ * common utilities for SFF-8436/8636 and SFF-8472/8079
+ *
+ */
+
+#include <stdio.h>
+#include <math.h>
+#include <rte_mbuf.h>
+#include <rte_ethdev.h>
+#include <rte_flow.h>
+#include "sff_common.h"
+#include "ethdev_sff_telemetry.h"
+
+
+double convert_mw_to_dbm(double mw)
+{
+	return (10. * log10(mw / 1000.)) + 30.;
+}
+
+void sff_show_value_with_unit(const uint8_t *id, unsigned int reg,
+			      const char *name, unsigned int mult,
+			      const char *unit, sff_item *items)
+{
+	unsigned int val = id[reg];
+	char val_string[TMP_STRING_SIZE];
+
+	printf("%-41s : %u%s\n", name, val * mult, unit);
+	sprintf(val_string, "%u%s", val * mult, unit);
+	add_item_string(items, name, val_string);
+}
+
+void sff_show_ascii(const uint8_t *id, unsigned int first_reg,
+		    unsigned int last_reg, const char *name, sff_item *items)
+{
+	unsigned int reg, val;
+	char tmp[3];
+	char val_string[TMP_STRING_SIZE];
+
+	memset(val_string, 0, sizeof(val_string));
+
+	printf("%-41s : ", name);
+	while (first_reg <= last_reg && id[last_reg] == ' ')
+		last_reg--;
+	for (reg = first_reg; reg <= last_reg; reg++) {
+		val = id[reg];
+		putchar(((val >= 32) && (val <= 126)) ? val : '_');
+		if ((val >= 32) && (val <= 126)) {
+			sprintf(tmp, "%c", val);
+			strcat(val_string, tmp);
+		} else {
+			strcat(val_string, "_");
+		}
+	}
+	printf("\n");
+	add_item_string(items, name, val_string);
+}
+
+void sff_8024_show_oui(const uint8_t *id, int id_offset, sff_item *items)
+{
+	char val_string[TMP_STRING_SIZE];
+
+	printf("%-41s : %02x:%02x:%02x\n", "Vendor OUI",
+		      id[id_offset], id[(id_offset) + 1],
+		      id[(id_offset) + 2]);
+	sprintf(val_string, "%02x:%02x:%02x",
+		id[id_offset], id[(id_offset) + 1], id[(id_offset) + 2]);
+	add_item_string(items, "Vendor OUI", val_string);
+}
+
+void sff_8024_show_identifier(const uint8_t *id, int id_offset, sff_item *items)
+{
+	char val_string[TMP_STRING_SIZE];
+
+	printf("%-41s : 0x%02x", "Identifier", id[id_offset]);
+	sprintf(val_string, "0x%02x", id[id_offset]);
+
+	switch (id[id_offset]) {
+	case SFF_8024_ID_UNKNOWN:
+		printf(" (no module present, unknown, or unspecified)\n");
+		strcat(val_string, " (no module present, unknown, or unspecified)");
+		break;
+	case SFF_8024_ID_GBIC:
+		printf(" (GBIC)\n");
+		strcat(val_string, " (GBIC)");
+		break;
+	case SFF_8024_ID_SOLDERED_MODULE:
+		printf(" (module soldered to motherboard)\n");
+		strcat(val_string, " (module soldered to motherboard)");
+		break;
+	case SFF_8024_ID_SFP:
+		printf(" (SFP)\n");
+		strcat(val_string, " (SFP)");
+		break;
+	case SFF_8024_ID_300_PIN_XBI:
+		printf(" (300 pin XBI)\n");
+		strcat(val_string, " (300 pin XBI)");
+		break;
+	case SFF_8024_ID_XENPAK:
+		printf(" (XENPAK)\n");
+		strcat(val_string, " (XENPAK)");
+		break;
+	case SFF_8024_ID_XFP:
+		printf(" (XFP)\n");
+		strcat(val_string, " (XFP)");
+		break;
+	case SFF_8024_ID_XFF:
+		printf(" (XFF)\n");
+		strcat(val_string, " (XFF)");
+		break;
+	case SFF_8024_ID_XFP_E:
+		printf(" (XFP-E)\n");
+		strcat(val_string, " (XFP-E)");
+		break;
+	case SFF_8024_ID_XPAK:
+		printf(" (XPAK)\n");
+		strcat(val_string, " (XPAK)");
+		break;
+	case SFF_8024_ID_X2:
+		printf(" (X2)\n");
+		strcat(val_string, " (X2)");
+		break;
+	case SFF_8024_ID_DWDM_SFP:
+		printf(" (DWDM-SFP)\n");
+		strcat(val_string, " (DWDM-SFP)");
+		break;
+	case SFF_8024_ID_QSFP:
+		printf(" (QSFP)\n");
+		strcat(val_string, " (QSFP)");
+		break;
+	case SFF_8024_ID_QSFP_PLUS:
+		printf(" (QSFP+)\n");
+		strcat(val_string, " (QSFP+)");
+		break;
+	case SFF_8024_ID_CXP:
+		printf(" (CXP)\n");
+		strcat(val_string, " (CXP)");
+		break;
+	case SFF_8024_ID_HD4X:
+		printf(" (Shielded Mini Multilane HD 4X)\n");
+		strcat(val_string, " (Shielded Mini Multilane HD 4X)");
+		break;
+	case SFF_8024_ID_HD8X:
+		printf(" (Shielded Mini Multilane HD 8X)\n");
+		strcat(val_string, " (Shielded Mini Multilane HD 8X)");
+		break;
+	case SFF_8024_ID_QSFP28:
+		printf(" (QSFP28)\n");
+		strcat(val_string, " (QSFP28)");
+		break;
+	case SFF_8024_ID_CXP2:
+		printf(" (CXP2/CXP28)\n");
+		strcat(val_string, " (CXP2/CXP28)");
+		break;
+	case SFF_8024_ID_CDFP:
+		printf(" (CDFP Style 1/Style 2)\n");
+		strcat(val_string, " (CDFP Style 1/Style 2)");
+		break;
+	case SFF_8024_ID_HD4X_FANOUT:
+		printf(" (Shielded Mini Multilane HD 4X Fanout Cable)\n");
+		strcat(val_string, " (Shielded Mini Multilane HD 4X Fanout Cable)");
+		break;
+	case SFF_8024_ID_HD8X_FANOUT:
+		printf(" (Shielded Mini Multilane HD 8X Fanout Cable)\n");
+		strcat(val_string, " (Shielded Mini Multilane HD 8X Fanout Cable)");
+		break;
+	case SFF_8024_ID_CDFP_S3:
+		printf(" (CDFP Style 3)\n");
+		strcat(val_string, " (CDFP Style 3)");
+		break;
+	case SFF_8024_ID_MICRO_QSFP:
+		printf(" (microQSFP)\n");
+		strcat(val_string, " (microQSFP)");
+		break;
+	default:
+		printf(" (reserved or unknown)\n");
+		strcat(val_string, " (reserved or unknown)");
+		break;
+	}
+	add_item_string(items, "Identifier", val_string);
+}
+
+void sff_8024_show_connector(const uint8_t *id, int ctor_offset, sff_item *items)
+{
+	char val_string[TMP_STRING_SIZE];
+
+	printf("%-41s : 0x%02x", "Connector", id[ctor_offset]);
+	sprintf(val_string, "0x%02x", id[ctor_offset]);
+
+	switch (id[ctor_offset]) {
+	case  SFF_8024_CTOR_UNKNOWN:
+		printf(" (unknown or unspecified)\n");
+		strcat(val_string, " (unknown or unspecified)");
+		break;
+	case SFF_8024_CTOR_SC:
+		printf(" (SC)\n");
+		strcat(val_string, " (SC)");
+		break;
+	case SFF_8024_CTOR_FC_STYLE_1:
+		printf(" (Fibre Channel Style 1 copper)\n");
+		strcat(val_string, " (Fibre Channel Style 1 copper)");
+		break;
+	case SFF_8024_CTOR_FC_STYLE_2:
+		printf(" (Fibre Channel Style 2 copper)\n");
+		strcat(val_string, " (Fibre Channel Style 2 copper)");
+		break;
+	case SFF_8024_CTOR_BNC_TNC:
+		printf(" (BNC/TNC)\n");
+		strcat(val_string, " (BNC/TNC)");
+		break;
+	case SFF_8024_CTOR_FC_COAX:
+		printf(" (Fibre Channel coaxial headers)\n");
+		strcat(val_string, " (Fibre Channel coaxial headers)");
+		break;
+	case SFF_8024_CTOR_FIBER_JACK:
+		printf(" (FibreJack)\n");
+		strcat(val_string, " (FibreJack)");
+		break;
+	case SFF_8024_CTOR_LC:
+		printf(" (LC)\n");
+		strcat(val_string, " (LC)");
+		break;
+	case SFF_8024_CTOR_MT_RJ:
+		printf(" (MT-RJ)\n");
+		strcat(val_string, " (MT-RJ)");
+		break;
+	case SFF_8024_CTOR_MU:
+		printf(" (MU)\n");
+		strcat(val_string, " (MU)");
+		break;
+	case SFF_8024_CTOR_SG:
+		printf(" (SG)\n");
+		strcat(val_string, " (SG)");
+		break;
+	case SFF_8024_CTOR_OPT_PT:
+		printf(" (Optical pigtail)\n");
+		strcat(val_string, " (Optical pigtail)");
+		break;
+	case SFF_8024_CTOR_MPO:
+		printf(" (MPO Parallel Optic)\n");
+		strcat(val_string, " (MPO Parallel Optic)");
+		break;
+	case SFF_8024_CTOR_MPO_2:
+		printf(" (MPO Parallel Optic - 2x16)\n");
+		strcat(val_string, " (MPO Parallel Optic - 2x16)");
+		break;
+	case SFF_8024_CTOR_HSDC_II:
+		printf(" (HSSDC II)\n");
+		strcat(val_string, " (HSSDC II)");
+		break;
+	case SFF_8024_CTOR_COPPER_PT:
+		printf(" (Copper pigtail)\n");
+		strcat(val_string, " (Copper pigtail)");
+		break;
+	case SFF_8024_CTOR_RJ45:
+		printf(" (RJ45)\n");
+		strcat(val_string, " (RJ45)");
+		break;
+	case SFF_8024_CTOR_NO_SEPARABLE:
+		printf(" (No separable connector)\n");
+		strcat(val_string, " (No separable connector)");
+		break;
+	case SFF_8024_CTOR_MXC_2x16:
+		printf(" (MXC 2x16)\n");
+		strcat(val_string, " (MXC 2x16)");
+		break;
+	default:
+		printf(" (reserved or unknown)\n");
+		strcat(val_string, " (reserved or unknown)");
+		break;
+	}
+	add_item_string(items, "Connector", val_string);
+}
+
+void sff_8024_show_encoding(const uint8_t *id, int encoding_offset,
+			    int sff_type, sff_item *items)
+{
+	char val_string[TMP_STRING_SIZE];
+
+	printf("%-41s : 0x%02x", "Encoding", id[encoding_offset]);
+	sprintf(val_string, "0x%02x", id[encoding_offset]);
+
+	switch (id[encoding_offset]) {
+	case SFF_8024_ENCODING_UNSPEC:
+		printf(" (unspecified)\n");
+		strcat(val_string, " (unspecified)");
+		break;
+	case SFF_8024_ENCODING_8B10B:
+		printf(" (8B/10B)\n");
+		strcat(val_string, " (8B/10B)");
+		break;
+	case SFF_8024_ENCODING_4B5B:
+		printf(" (4B/5B)\n");
+		strcat(val_string, " (4B/5B)");
+		break;
+	case SFF_8024_ENCODING_NRZ:
+		printf(" (NRZ)\n");
+		strcat(val_string, " (NRZ)");
+		break;
+	case SFF_8024_ENCODING_4h:
+		if (sff_type == RTE_ETH_MODULE_SFF_8472) {
+			printf(" (Manchester)\n");
+			strcat(val_string, " (Manchester)");
+		} else if (sff_type == RTE_ETH_MODULE_SFF_8636) {
+			printf(" (SONET Scrambled)\n");
+			strcat(val_string, " (SONET Scrambled)");
+		}
+		break;
+	case SFF_8024_ENCODING_5h:
+		if (sff_type == RTE_ETH_MODULE_SFF_8472) {
+			printf(" (SONET Scrambled)\n");
+			strcat(val_string, " (SONET Scrambled)");
+		} else if (sff_type == RTE_ETH_MODULE_SFF_8636) {
+			printf(" (64B/66B)\n");
+			strcat(val_string, " (64B/66B)");
+		}
+		break;
+	case SFF_8024_ENCODING_6h:
+		if (sff_type == RTE_ETH_MODULE_SFF_8472) {
+			printf(" (64B/66B)\n");
+			strcat(val_string, " (64B/66B)");
+		} else if (sff_type == RTE_ETH_MODULE_SFF_8636) {
+			printf(" (Manchester)\n");
+			strcat(val_string, " (Manchester)");
+		}
+		break;
+	case SFF_8024_ENCODING_256B:
+		printf(" ((256B/257B (transcoded FEC-enabled data))\n");
+		strcat(val_string,
+		       " ((256B/257B (transcoded FEC-enabled data))");
+		break;
+	case SFF_8024_ENCODING_PAM4:
+		printf(" (PAM4)\n");
+		strcat(val_string, " (PAM4)");
+		break;
+	default:
+		printf(" (reserved or unknown)\n");
+		strcat(val_string, " (reserved or unknown)");
+		break;
+	}
+	add_item_string(items, "Encoding", val_string);
+}
+
+void sff_show_thresholds(struct sff_diags sd, sff_item *items)
+{
+	char val_string[TMP_STRING_SIZE];
+
+	PRINT_BIAS("Laser bias current high alarm threshold", sd.bias_cur[HALRM]);
+	SPRINT_BIAS(val_string, sd.bias_cur[HALRM]);
+	add_item_string(items, "Laser bias current high alarm threshold", val_string);
+	PRINT_BIAS("Laser bias current low alarm threshold", sd.bias_cur[LALRM]);
+	SPRINT_BIAS(val_string, sd.bias_cur[LALRM]);
+	add_item_string(items, "Laser bias current low alarm threshold", val_string);
+	PRINT_BIAS("Laser bias current high warning threshold", sd.bias_cur[HWARN]);
+	SPRINT_BIAS(val_string, sd.bias_cur[HWARN]);
+	add_item_string(items, "Laser bias current high warning threshold", val_string);
+	PRINT_BIAS("Laser bias current low warning threshold", sd.bias_cur[LWARN]);
+	SPRINT_BIAS(val_string, sd.bias_cur[LWARN]);
+	add_item_string(items, "Laser bias current low warning threshold", val_string);
+
+	PRINT_xX_PWR("Laser output power high alarm threshold", sd.tx_power[HALRM]);
+	SPRINT_xX_PWR(val_string, sd.tx_power[HALRM]);
+	add_item_string(items, "Laser output power high alarm threshold", val_string);
+	PRINT_xX_PWR("Laser output power low alarm threshold", sd.tx_power[LALRM]);
+	SPRINT_xX_PWR(val_string, sd.tx_power[LALRM]);
+	add_item_string(items, "Laser output power low alarm threshold", val_string);
+	PRINT_xX_PWR("Laser output power high warning threshold", sd.tx_power[HWARN]);
+	SPRINT_xX_PWR(val_string, sd.tx_power[HWARN]);
+	add_item_string(items, "Laser output power high warning threshold", val_string);
+	PRINT_xX_PWR("Laser output power low warning threshold", sd.tx_power[LWARN]);
+	SPRINT_xX_PWR(val_string, sd.tx_power[LWARN]);
+	add_item_string(items, "Laser output power low warning threshold", val_string);
+
+	PRINT_TEMP("Module temperature high alarm threshold", sd.sfp_temp[HALRM]);
+	SPRINT_TEMP(val_string, sd.sfp_temp[HALRM]);
+	add_item_string(items, "Module temperature high alarm threshold", val_string);
+	PRINT_TEMP("Module temperature low alarm threshold", sd.sfp_temp[LALRM]);
+	SPRINT_TEMP(val_string, sd.sfp_temp[LALRM]);
+	add_item_string(items, "Module temperature low alarm threshold", val_string);
+	PRINT_TEMP("Module temperature high warning threshold", sd.sfp_temp[HWARN]);
+	SPRINT_TEMP(val_string, sd.sfp_temp[HWARN]);
+	add_item_string(items, "Module temperature high warning threshold", val_string);
+	PRINT_TEMP("Module temperature low warning threshold", sd.sfp_temp[LWARN]);
+	SPRINT_TEMP(val_string, sd.sfp_temp[LWARN]);
+	add_item_string(items, "Module temperature low warning threshold", val_string);
+
+	PRINT_VCC("Module voltage high alarm threshold", sd.sfp_voltage[HALRM]);
+	SPRINT_VCC(val_string, sd.sfp_voltage[HALRM]);
+	add_item_string(items, "Module voltage high alarm threshold", val_string);
+	PRINT_VCC("Module voltage low alarm threshold", sd.sfp_voltage[LALRM]);
+	SPRINT_VCC(val_string, sd.sfp_voltage[LALRM]);
+	add_item_string(items, "Module voltage low alarm threshold", val_string);
+	PRINT_VCC("Module voltage high warning threshold", sd.sfp_voltage[HWARN]);
+	SPRINT_VCC(val_string, sd.sfp_voltage[HWARN]);
+	add_item_string(items, "Module voltage high warning threshold", val_string);
+	PRINT_VCC("Module voltage low warning threshold", sd.sfp_voltage[LWARN]);
+	SPRINT_VCC(val_string, sd.sfp_voltage[LWARN]);
+	add_item_string(items, "Module voltage low alarm threshold", val_string);
+
+	PRINT_xX_PWR("Laser rx power high alarm threshold", sd.rx_power[HALRM]);
+	SPRINT_xX_PWR(val_string, sd.rx_power[HALRM]);
+	add_item_string(items, "Laser rx power high alarm threshold", val_string);
+	PRINT_xX_PWR("Laser rx power low alarm threshold", sd.rx_power[LALRM]);
+	SPRINT_xX_PWR(val_string, sd.rx_power[LALRM]);
+	add_item_string(items, "Laser rx power low alarm threshold", val_string);
+	PRINT_xX_PWR("Laser rx power high warning threshold", sd.rx_power[HWARN]);
+	SPRINT_xX_PWR(val_string, sd.rx_power[HWARN]);
+	add_item_string(items, "Laser rx power high warning threshold", val_string);
+	PRINT_xX_PWR("Laser rx power low warning threshold", sd.rx_power[LWARN]);
+	SPRINT_xX_PWR(val_string, sd.rx_power[LWARN]);
+	add_item_string(items, "Laser rx power low warning threshold", val_string);
+}
diff --git a/lib/ethdev/sff_common.h b/lib/ethdev/sff_common.h
new file mode 100644
index 0000000000..fc3b1288dd
--- /dev/null
+++ b/lib/ethdev/sff_common.h
@@ -0,0 +1,191 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2010-2022 Intel Corporation
+ *
+ * Implements SFF-8024 Rev 4.0 of pluggable I/O configuration and some
+ * common utilities for SFF-8436/8636 and SFF-8472/8079
+ *
+ */
+
+#ifndef SFF_COMMON_H__
+#define SFF_COMMON_H__
+
+#include <stdio.h>
+#include <rte_mbuf.h>
+#include <rte_ethdev.h>
+#include <rte_flow.h>
+#include "ethdev_sff_telemetry.h"
+
+#define SFF_8024_ID_OFFSET			0x00
+#define SFF_8024_ID_UNKNOWN			0x00
+#define SFF_8024_ID_GBIC			0x01
+#define SFF_8024_ID_SOLDERED_MODULE		0x02
+#define SFF_8024_ID_SFP				0x03
+#define SFF_8024_ID_300_PIN_XBI			0x04
+#define SFF_8024_ID_XENPAK			0x05
+#define SFF_8024_ID_XFP				0x06
+#define SFF_8024_ID_XFF				0x07
+#define SFF_8024_ID_XFP_E			0x08
+#define SFF_8024_ID_XPAK			0x09
+#define SFF_8024_ID_X2				0x0A
+#define SFF_8024_ID_DWDM_SFP			0x0B
+#define SFF_8024_ID_QSFP			0x0C
+#define SFF_8024_ID_QSFP_PLUS			0x0D
+#define SFF_8024_ID_CXP				0x0E
+#define SFF_8024_ID_HD4X			0x0F
+#define SFF_8024_ID_HD8X			0x10
+#define SFF_8024_ID_QSFP28			0x11
+#define SFF_8024_ID_CXP2			0x12
+#define SFF_8024_ID_CDFP			0x13
+#define SFF_8024_ID_HD4X_FANOUT			0x14
+#define SFF_8024_ID_HD8X_FANOUT			0x15
+#define SFF_8024_ID_CDFP_S3			0x16
+#define SFF_8024_ID_MICRO_QSFP			0x17
+#define SFF_8024_ID_LAST			SFF_8024_ID_MICRO_QSFP
+#define SFF_8024_ID_UNALLOCATED_LAST		0x7F
+#define SFF_8024_ID_VENDOR_START		0x80
+#define SFF_8024_ID_VENDOR_LAST			0xFF
+
+#define SFF_8024_CTOR_UNKNOWN			0x00
+#define SFF_8024_CTOR_SC			0x01
+#define SFF_8024_CTOR_FC_STYLE_1		0x02
+#define SFF_8024_CTOR_FC_STYLE_2		0x03
+#define SFF_8024_CTOR_BNC_TNC			0x04
+#define SFF_8024_CTOR_FC_COAX			0x05
+#define SFF_8024_CTOR_FIBER_JACK		0x06
+#define SFF_8024_CTOR_LC			0x07
+#define SFF_8024_CTOR_MT_RJ			0x08
+#define SFF_8024_CTOR_MU			0x09
+#define SFF_8024_CTOR_SG			0x0A
+#define SFF_8024_CTOR_OPT_PT			0x0B
+#define SFF_8024_CTOR_MPO			0x0C
+#define SFF_8024_CTOR_MPO_2			0x0D
+/* 0E-1Fh --- Reserved */
+#define SFF_8024_CTOR_HSDC_II			0x20
+#define SFF_8024_CTOR_COPPER_PT			0x21
+#define SFF_8024_CTOR_RJ45			0x22
+#define SFF_8024_CTOR_NO_SEPARABLE		0x23
+#define SFF_8024_CTOR_MXC_2x16			0x24
+#define SFF_8024_CTOR_LAST			SFF_8024_CTOR_MXC_2x16
+#define SFF_8024_CTOR_UNALLOCATED_LAST		0x7F
+#define SFF_8024_CTOR_VENDOR_START		0x80
+#define SFF_8024_CTOR_VENDOR_LAST		0xFF
+
+/* ENCODING Values */
+#define SFF_8024_ENCODING_UNSPEC		0x00
+#define SFF_8024_ENCODING_8B10B			0x01
+#define SFF_8024_ENCODING_4B5B			0x02
+#define SFF_8024_ENCODING_NRZ			0x03
+/*
+ * Value: 04h
+ * SFF-8472      - Manchester
+ * SFF-8436/8636 - SONET Scrambled
+ */
+#define SFF_8024_ENCODING_4h			0x04
+/*
+ * Value: 05h
+ * SFF-8472      - SONET Scrambled
+ * SFF-8436/8636 - 64B/66B
+ */
+#define SFF_8024_ENCODING_5h			0x05
+/*
+ * Value: 06h
+ * SFF-8472      - 64B/66B
+ * SFF-8436/8636 - Manchester
+ */
+#define  SFF_8024_ENCODING_6h			0x06
+#define  SFF_8024_ENCODING_256B			0x07
+#define  SFF_8024_ENCODING_PAM4			0x08
+
+/* Most common case: 16-bit unsigned integer in a certain unit */
+#define OFFSET_TO_U16(offset) \
+		(id[offset] << 8 | id[(offset) + 1])
+
+#define PRINT_xX_PWR(string, var) \
+		printf("%-41s : %.4f mW / %.2f dBm\n", (string), \
+		       (double)((var) / 10000.), \
+		       convert_mw_to_dbm((double)((var) / 10000.)))
+#define SPRINT_xX_PWR(str, var) \
+		sprintf(str, "%.4f mW / %.2f dBm", \
+			(double)((var) / 10000.), \
+			convert_mw_to_dbm((double)((var) / 10000.)))
+
+#define PRINT_BIAS(string, bias_cur) \
+		printf("%-41s : %.3f mA\n", (string), \
+		       (double)(bias_cur / 500.))
+#define SPRINT_BIAS(str, bias_cur) \
+		sprintf(str, "%.3f mA", (double)(bias_cur / 500.))
+
+#define PRINT_TEMP(string, temp) \
+		printf("%-41s : %.2f degrees C / %.2f degrees F\n", \
+		       (string), (double)(temp / 256.), \
+		       (double)(temp / 256. * 1.8 + 32.))
+#define SPRINT_TEMP(str, temp) \
+		sprintf(str, "%.2f degrees C / %.2f degrees F", \
+			(double)(temp / 256.), \
+			(double)(temp / 256. * 1.8 + 32.))
+
+#define PRINT_VCC(string, sfp_voltage) \
+		printf("%-41s : %.4f V\n", (string), \
+		       (double)(sfp_voltage / 10000.))
+#define SPRINT_VCC(str, sfp_voltage) \
+		sprintf(str, "%.4f V", (double)(sfp_voltage / 10000.))
+
+#define PRINT_xX_THRESH_PWR(string, var, index) \
+		PRINT_xX_PWR(string, (var)[(index)])
+
+/* Channel Monitoring Fields */
+struct sff_channel_diags {
+	uint16_t bias_cur;      /* Measured bias current in 2uA units */
+	uint16_t rx_power;      /* Measured RX Power */
+	uint16_t tx_power;      /* Measured TX Power */
+};
+
+/* Module Monitoring Fields */
+struct sff_diags {
+
+#define MAX_CHANNEL_NUM 4
+#define LWARN 0
+#define HWARN 1
+#define LALRM 2
+#define HALRM 3
+#define MCURR 4
+
+	/* Supports DOM */
+	uint8_t supports_dom;
+	/* Supports alarm/warning thold */
+	uint8_t supports_alarms;
+	/* RX Power: 0 = OMA, 1 = Average power */
+	uint8_t  rx_power_type;
+	/* TX Power: 0 = Not supported, 1 = Average power */
+	uint8_t  tx_power_type;
+
+	uint8_t calibrated_ext;    /* Is externally calibrated */
+	/* [5] tables are low/high warn, low/high alarm, current */
+	/* SFP voltage in 0.1mV units */
+	uint16_t sfp_voltage[5];
+	/* SFP Temp in 16-bit signed 1/256 Celcius */
+	int16_t sfp_temp[5];
+	/* Measured bias current in 2uA units */
+	uint16_t bias_cur[5];
+	/* Measured TX Power */
+	uint16_t tx_power[5];
+	/* Measured RX Power */
+	uint16_t rx_power[5];
+	struct sff_channel_diags scd[MAX_CHANNEL_NUM];
+};
+
+double convert_mw_to_dbm(double mw);
+void sff_show_value_with_unit(const uint8_t *id, unsigned int reg,
+			      const char *name, unsigned int mult,
+			      const char *unit, sff_item *items);
+void sff_show_ascii(const uint8_t *id, unsigned int first_reg,
+		    unsigned int last_reg, const char *name, sff_item *items);
+void sff_show_thresholds(struct sff_diags sd, sff_item *items);
+
+void sff_8024_show_oui(const uint8_t *id, int id_offset, sff_item *items);
+void sff_8024_show_identifier(const uint8_t *id, int id_offset, sff_item *items);
+void sff_8024_show_connector(const uint8_t *id, int ctor_offset, sff_item *items);
+void sff_8024_show_encoding(const uint8_t *id, int encoding_offset,
+			    int sff_type, sff_item *items);
+
+#endif /* SFF_COMMON_H__ */
