This patch implements SFF-8024 Rev 4.0 of pluggable I/O configuration
and some common utilities for SFF-8436/8636 and SFF-8472/8079.

Signed-off-by: Robin Zhang <robinx.zh...@intel.com>
---
 lib/ethdev/meson.build  |   1 +
 lib/ethdev/sff_common.c | 326 ++++++++++++++++++++++++++++++++++++++++
 lib/ethdev/sff_common.h | 174 +++++++++++++++++++++
 3 files changed, 501 insertions(+)
 create mode 100644 lib/ethdev/sff_common.c
 create mode 100644 lib/ethdev/sff_common.h

diff --git a/lib/ethdev/meson.build b/lib/ethdev/meson.build
index 49c77acb3f..8f39739e43 100644
--- a/lib/ethdev/meson.build
+++ b/lib/ethdev/meson.build
@@ -12,6 +12,7 @@ sources = files(
         'rte_mtr.c',
         'rte_tm.c',
         'ethdev_sff_telemetry.c',
+        'sff_common.c',
 )
 
 headers = files(
diff --git a/lib/ethdev/sff_common.c b/lib/ethdev/sff_common.c
new file mode 100644
index 0000000000..06d96fac72
--- /dev/null
+++ b/lib/ethdev/sff_common.c
@@ -0,0 +1,326 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 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 *data, unsigned int reg,
+                             const char *name, unsigned int mult,
+                             const char *unit, struct rte_tel_data *d)
+{
+       unsigned int val = data[reg];
+       char val_string[SFF_ITEM_VAL_COMPOSE_SIZE];
+
+       snprintf(val_string, sizeof(val_string), "%u%s", val * mult, unit);
+       ssf_add_dict_string(d, name, val_string);
+}
+
+void sff_show_ascii(const uint8_t *data, unsigned int first_reg,
+                   unsigned int last_reg, const char *name, struct 
rte_tel_data *d)
+{
+       unsigned int reg, val;
+       char tmp[3];
+       char val_string[SFF_ITEM_VAL_COMPOSE_SIZE];
+
+       memset(val_string, 0, sizeof(val_string));
+
+       while (first_reg <= last_reg && data[last_reg] == ' ')
+               last_reg--;
+       for (reg = first_reg; reg <= last_reg; reg++) {
+               val = data[reg];
+               if ((val >= 32) && (val <= 126)) {
+                       snprintf(tmp, sizeof(tmp), "%c", val);
+                       strlcat(val_string, tmp, sizeof(val_string));
+               } else {
+                       strlcat(val_string, "_", sizeof(val_string));
+               }
+       }
+       ssf_add_dict_string(d, name, val_string);
+}
+
+void sff_8024_show_oui(const uint8_t *data, int id_offset, struct rte_tel_data 
*d)
+{
+       char val_string[SFF_ITEM_VAL_COMPOSE_SIZE];
+
+       snprintf(val_string, sizeof(val_string), "%02x:%02x:%02x",
+               data[id_offset], data[(id_offset) + 1], data[(id_offset) + 2]);
+       ssf_add_dict_string(d, "Vendor OUI", val_string);
+}
+
+void sff_8024_show_identifier(const uint8_t *data, int id_offset, struct 
rte_tel_data *d)
+{
+       char val_string[SFF_ITEM_VAL_COMPOSE_SIZE];
+
+       snprintf(val_string, sizeof(val_string), "0x%02x", data[id_offset]);
+
+       switch (data[id_offset]) {
+       case SFF_8024_ID_UNKNOWN:
+               strlcat(val_string, " (no module present, unknown, or 
unspecified)",
+                       sizeof(val_string));
+               break;
+       case SFF_8024_ID_GBIC:
+               strlcat(val_string, " (GBIC)", sizeof(val_string));
+               break;
+       case SFF_8024_ID_SOLDERED_MODULE:
+               strlcat(val_string, " (module soldered to motherboard)", 
sizeof(val_string));
+               break;
+       case SFF_8024_ID_SFP:
+               strlcat(val_string, " (SFP)", sizeof(val_string));
+               break;
+       case SFF_8024_ID_300_PIN_XBI:
+               strlcat(val_string, " (300 pin XBI)", sizeof(val_string));
+               break;
+       case SFF_8024_ID_XENPAK:
+               strlcat(val_string, " (XENPAK)", sizeof(val_string));
+               break;
+       case SFF_8024_ID_XFP:
+               strlcat(val_string, " (XFP)", sizeof(val_string));
+               break;
+       case SFF_8024_ID_XFF:
+               strlcat(val_string, " (XFF)", sizeof(val_string));
+               break;
+       case SFF_8024_ID_XFP_E:
+               strlcat(val_string, " (XFP-E)", sizeof(val_string));
+               break;
+       case SFF_8024_ID_XPAK:
+               strlcat(val_string, " (XPAK)", sizeof(val_string));
+               break;
+       case SFF_8024_ID_X2:
+               strlcat(val_string, " (X2)", sizeof(val_string));
+               break;
+       case SFF_8024_ID_DWDM_SFP:
+               strlcat(val_string, " (DWDM-SFP)", sizeof(val_string));
+               break;
+       case SFF_8024_ID_QSFP:
+               strlcat(val_string, " (QSFP)", sizeof(val_string));
+               break;
+       case SFF_8024_ID_QSFP_PLUS:
+               strlcat(val_string, " (QSFP+)", sizeof(val_string));
+               break;
+       case SFF_8024_ID_CXP:
+               strlcat(val_string, " (CXP)", sizeof(val_string));
+               break;
+       case SFF_8024_ID_HD4X:
+               strlcat(val_string, " (Shielded Mini Multilane HD 4X)", 
sizeof(val_string));
+               break;
+       case SFF_8024_ID_HD8X:
+               strlcat(val_string, " (Shielded Mini Multilane HD 8X)", 
sizeof(val_string));
+               break;
+       case SFF_8024_ID_QSFP28:
+               strlcat(val_string, " (QSFP28)", sizeof(val_string));
+               break;
+       case SFF_8024_ID_CXP2:
+               strlcat(val_string, " (CXP2/CXP28)", sizeof(val_string));
+               break;
+       case SFF_8024_ID_CDFP:
+               strlcat(val_string, " (CDFP Style 1/Style 2)", 
sizeof(val_string));
+               break;
+       case SFF_8024_ID_HD4X_FANOUT:
+               strlcat(val_string, " (Shielded Mini Multilane HD 4X Fanout 
Cable)",
+                       sizeof(val_string));
+               break;
+       case SFF_8024_ID_HD8X_FANOUT:
+               strlcat(val_string, " (Shielded Mini Multilane HD 8X Fanout 
Cable)",
+                       sizeof(val_string));
+               break;
+       case SFF_8024_ID_CDFP_S3:
+               strlcat(val_string, " (CDFP Style 3)", sizeof(val_string));
+               break;
+       case SFF_8024_ID_MICRO_QSFP:
+               strlcat(val_string, " (microQSFP)", sizeof(val_string));
+               break;
+       default:
+               strlcat(val_string, " (reserved or unknown)", 
sizeof(val_string));
+               break;
+       }
+       ssf_add_dict_string(d, "Identifier", val_string);
+}
+
+void sff_8024_show_connector(const uint8_t *data, int ctor_offset, struct 
rte_tel_data *d)
+{
+       char val_string[SFF_ITEM_VAL_COMPOSE_SIZE];
+
+       snprintf(val_string, sizeof(val_string), "0x%02x", data[ctor_offset]);
+
+       switch (data[ctor_offset]) {
+       case  SFF_8024_CTOR_UNKNOWN:
+               strlcat(val_string, " (unknown or unspecified)", 
sizeof(val_string));
+               break;
+       case SFF_8024_CTOR_SC:
+               strlcat(val_string, " (SC)", sizeof(val_string));
+               break;
+       case SFF_8024_CTOR_FC_STYLE_1:
+               strlcat(val_string, " (Fibre Channel Style 1 copper)", 
sizeof(val_string));
+               break;
+       case SFF_8024_CTOR_FC_STYLE_2:
+               strlcat(val_string, " (Fibre Channel Style 2 copper)", 
sizeof(val_string));
+               break;
+       case SFF_8024_CTOR_BNC_TNC:
+               strlcat(val_string, " (BNC/TNC)", sizeof(val_string));
+               break;
+       case SFF_8024_CTOR_FC_COAX:
+               strlcat(val_string, " (Fibre Channel coaxial headers)", 
sizeof(val_string));
+               break;
+       case SFF_8024_CTOR_FIBER_JACK:
+               strlcat(val_string, " (FibreJack)", sizeof(val_string));
+               break;
+       case SFF_8024_CTOR_LC:
+               strlcat(val_string, " (LC)", sizeof(val_string));
+               break;
+       case SFF_8024_CTOR_MT_RJ:
+               strlcat(val_string, " (MT-RJ)", sizeof(val_string));
+               break;
+       case SFF_8024_CTOR_MU:
+               strlcat(val_string, " (MU)", sizeof(val_string));
+               break;
+       case SFF_8024_CTOR_SG:
+               strlcat(val_string, " (SG)", sizeof(val_string));
+               break;
+       case SFF_8024_CTOR_OPT_PT:
+               strlcat(val_string, " (Optical pigtail)", sizeof(val_string));
+               break;
+       case SFF_8024_CTOR_MPO:
+               strlcat(val_string, " (MPO Parallel Optic)", 
sizeof(val_string));
+               break;
+       case SFF_8024_CTOR_MPO_2:
+               strlcat(val_string, " (MPO Parallel Optic - 2x16)", 
sizeof(val_string));
+               break;
+       case SFF_8024_CTOR_HSDC_II:
+               strlcat(val_string, " (HSSDC II)", sizeof(val_string));
+               break;
+       case SFF_8024_CTOR_COPPER_PT:
+               strlcat(val_string, " (Copper pigtail)", sizeof(val_string));
+               break;
+       case SFF_8024_CTOR_RJ45:
+               strlcat(val_string, " (RJ45)", sizeof(val_string));
+               break;
+       case SFF_8024_CTOR_NO_SEPARABLE:
+               strlcat(val_string, " (No separable connector)", 
sizeof(val_string));
+               break;
+       case SFF_8024_CTOR_MXC_2x16:
+               strlcat(val_string, " (MXC 2x16)", sizeof(val_string));
+               break;
+       default:
+               strlcat(val_string, " (reserved or unknown)", 
sizeof(val_string));
+               break;
+       }
+       ssf_add_dict_string(d, "Connector", val_string);
+}
+
+void sff_8024_show_encoding(const uint8_t *data, int encoding_offset,
+                           int sff_type, struct rte_tel_data *d)
+{
+       char val_string[SFF_ITEM_VAL_COMPOSE_SIZE];
+
+       snprintf(val_string, sizeof(val_string), "0x%02x", 
data[encoding_offset]);
+
+       switch (data[encoding_offset]) {
+       case SFF_8024_ENCODING_UNSPEC:
+               strlcat(val_string, " (unspecified)", sizeof(val_string));
+               break;
+       case SFF_8024_ENCODING_8B10B:
+               strlcat(val_string, " (8B/10B)", sizeof(val_string));
+               break;
+       case SFF_8024_ENCODING_4B5B:
+               strlcat(val_string, " (4B/5B)", sizeof(val_string));
+               break;
+       case SFF_8024_ENCODING_NRZ:
+               strlcat(val_string, " (NRZ)", sizeof(val_string));
+               break;
+       case SFF_8024_ENCODING_4h:
+               if (sff_type == RTE_ETH_MODULE_SFF_8472)
+                       strlcat(val_string, " (Manchester)", 
sizeof(val_string));
+               else if (sff_type == RTE_ETH_MODULE_SFF_8636)
+                       strlcat(val_string, " (SONET Scrambled)", 
sizeof(val_string));
+               break;
+       case SFF_8024_ENCODING_5h:
+               if (sff_type == RTE_ETH_MODULE_SFF_8472)
+                       strlcat(val_string, " (SONET Scrambled)", 
sizeof(val_string));
+               else if (sff_type == RTE_ETH_MODULE_SFF_8636)
+                       strlcat(val_string, " (64B/66B)", sizeof(val_string));
+               break;
+       case SFF_8024_ENCODING_6h:
+               if (sff_type == RTE_ETH_MODULE_SFF_8472)
+                       strlcat(val_string, " (64B/66B)", sizeof(val_string));
+               else if (sff_type == RTE_ETH_MODULE_SFF_8636)
+                       strlcat(val_string, " (Manchester)", 
sizeof(val_string));
+               break;
+       case SFF_8024_ENCODING_256B:
+               strlcat(val_string,
+                      " ((256B/257B (transcoded FEC-enabled data))", 
sizeof(val_string));
+               break;
+       case SFF_8024_ENCODING_PAM4:
+               strlcat(val_string, " (PAM4)", sizeof(val_string));
+               break;
+       default:
+               strlcat(val_string, " (reserved or unknown)", 
sizeof(val_string));
+               break;
+       }
+       ssf_add_dict_string(d, "Encoding", val_string);
+}
+
+void sff_show_thresholds(struct sff_diags sd, struct rte_tel_data *d)
+{
+       char val_string[SFF_ITEM_VAL_COMPOSE_SIZE];
+
+       SPRINT_BIAS(val_string, sd.bias_cur[HALRM]);
+       ssf_add_dict_string(d, "Laser bias current high alarm threshold", 
val_string);
+       SPRINT_BIAS(val_string, sd.bias_cur[LALRM]);
+       ssf_add_dict_string(d, "Laser bias current low alarm threshold", 
val_string);
+       SPRINT_BIAS(val_string, sd.bias_cur[HWARN]);
+       ssf_add_dict_string(d, "Laser bias current high warning threshold", 
val_string);
+       SPRINT_BIAS(val_string, sd.bias_cur[LWARN]);
+       ssf_add_dict_string(d, "Laser bias current low warning threshold", 
val_string);
+
+       SPRINT_xX_PWR(val_string, sd.tx_power[HALRM]);
+       ssf_add_dict_string(d, "Laser output power high alarm threshold", 
val_string);
+       SPRINT_xX_PWR(val_string, sd.tx_power[LALRM]);
+       ssf_add_dict_string(d, "Laser output power low alarm threshold", 
val_string);
+       SPRINT_xX_PWR(val_string, sd.tx_power[HWARN]);
+       ssf_add_dict_string(d, "Laser output power high warning threshold", 
val_string);
+       SPRINT_xX_PWR(val_string, sd.tx_power[LWARN]);
+       ssf_add_dict_string(d, "Laser output power low warning threshold", 
val_string);
+
+       SPRINT_TEMP(val_string, sd.sfp_temp[HALRM]);
+       ssf_add_dict_string(d, "Module temperature high alarm threshold", 
val_string);
+       SPRINT_TEMP(val_string, sd.sfp_temp[LALRM]);
+       ssf_add_dict_string(d, "Module temperature low alarm threshold", 
val_string);
+       SPRINT_TEMP(val_string, sd.sfp_temp[HWARN]);
+       ssf_add_dict_string(d, "Module temperature high warning threshold", 
val_string);
+       SPRINT_TEMP(val_string, sd.sfp_temp[LWARN]);
+       ssf_add_dict_string(d, "Module temperature low warning threshold", 
val_string);
+
+       SPRINT_VCC(val_string, sd.sfp_voltage[HALRM]);
+       ssf_add_dict_string(d, "Module voltage high alarm threshold", 
val_string);
+       SPRINT_VCC(val_string, sd.sfp_voltage[LALRM]);
+       ssf_add_dict_string(d, "Module voltage low alarm threshold", 
val_string);
+       SPRINT_VCC(val_string, sd.sfp_voltage[HWARN]);
+       ssf_add_dict_string(d, "Module voltage high warning threshold", 
val_string);
+       SPRINT_VCC(val_string, sd.sfp_voltage[LWARN]);
+       ssf_add_dict_string(d, "Module voltage low alarm threshold", 
val_string);
+
+       SPRINT_xX_PWR(val_string, sd.rx_power[HALRM]);
+       ssf_add_dict_string(d, "Laser rx power high alarm threshold", 
val_string);
+       SPRINT_xX_PWR(val_string, sd.rx_power[LALRM]);
+       ssf_add_dict_string(d, "Laser rx power low alarm threshold", 
val_string);
+       SPRINT_xX_PWR(val_string, sd.rx_power[HWARN]);
+       ssf_add_dict_string(d, "Laser rx power high warning threshold", 
val_string);
+       SPRINT_xX_PWR(val_string, sd.rx_power[LWARN]);
+       ssf_add_dict_string(d, "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..264fb915cd
--- /dev/null
+++ b/lib/ethdev/sff_common.h
@@ -0,0 +1,174 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 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) \
+               (data[offset] << 8 | data[(offset) + 1])
+
+#define SPRINT_xX_PWR(str, var) \
+               snprintf(str, sizeof(str), "%.4f mW / %.2f dBm", \
+                       (double)((var) / 10000.), \
+                       convert_mw_to_dbm((double)((var) / 10000.)))
+
+#define SPRINT_BIAS(str, bias_cur) \
+               snprintf(str, sizeof(str), "%.3f mA", (double)(bias_cur / 500.))
+
+#define SPRINT_TEMP(str, temp) \
+               snprintf(str, sizeof(str), "%.2f degrees C / %.2f degrees F", \
+                       (double)(temp / 256.), \
+                       (double)(temp / 256. * 1.8 + 32.))
+
+#define SPRINT_VCC(str, sfp_voltage) \
+               snprintf(str, sizeof(str), "%.4f V", (double)(sfp_voltage / 
10000.))
+
+/* 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 *data, unsigned int reg,
+                             const char *name, unsigned int mult,
+                             const char *unit, struct rte_tel_data *d);
+void sff_show_ascii(const uint8_t *data, unsigned int first_reg,
+                   unsigned int last_reg, const char *name, struct 
rte_tel_data *d);
+void sff_show_thresholds(struct sff_diags sd, struct rte_tel_data *d);
+
+void sff_8024_show_oui(const uint8_t *data, int id_offset, struct rte_tel_data 
*d);
+void sff_8024_show_identifier(const uint8_t *data, int id_offset, struct 
rte_tel_data *d);
+void sff_8024_show_connector(const uint8_t *data, int ctor_offset, struct 
rte_tel_data *d);
+void sff_8024_show_encoding(const uint8_t *data, int encoding_offset,
+                           int sff_type, struct rte_tel_data *d);
+
+#endif /* _SFF_COMMON_H_ */
-- 
2.25.1

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