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Message-Id: <20200630092412.11432-3-amitc@mellanox.com>
Date: Tue, 30 Jun 2020 12:24:11 +0300
From: Amit Cohen <amitc@...lanox.com>
To: netdev@...r.kernel.org
Cc: mkubecek@...e.cz, davem@...emloft.net, o.rempel@...gutronix.de,
andrew@...n.ch, f.fainelli@...il.com, jacob.e.keller@...el.com,
mlxsw@...lanox.com, Amit Cohen <amitc@...lanox.com>
Subject: [PATCH ethtool 2/3] common: add infrastructure to convert kernel values to userspace strings
Add enums and functions to covert extended state values sent from kernel to
appropriate strings to expose in userspace.
Signed-off-by: Amit Cohen <amitc@...lanox.com>
---
common.c | 171 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
common.h | 2 +
2 files changed, 173 insertions(+)
diff --git a/common.c b/common.c
index 2630e73..ac848f7 100644
--- a/common.c
+++ b/common.c
@@ -127,6 +127,177 @@ static char *unparse_wolopts(int wolopts)
return buf;
}
+enum link_ext_state {
+ ETHTOOL_LINK_EXT_STATE_AUTONEG,
+ ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE,
+ ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH,
+ ETHTOOL_LINK_EXT_STATE_BAD_SIGNAL_INTEGRITY,
+ ETHTOOL_LINK_EXT_STATE_NO_CABLE,
+ ETHTOOL_LINK_EXT_STATE_CABLE_ISSUE,
+ ETHTOOL_LINK_EXT_STATE_EEPROM_ISSUE,
+ ETHTOOL_LINK_EXT_STATE_CALIBRATION_FAILURE,
+ ETHTOOL_LINK_EXT_STATE_POWER_BUDGET_EXCEEDED,
+ ETHTOOL_LINK_EXT_STATE_OVERHEAT,
+};
+
+enum link_ext_substate_autoneg {
+ ETHTOOL_LINK_EXT_SUBSTATE_AN_NO_PARTNER_DETECTED = 1,
+ ETHTOOL_LINK_EXT_SUBSTATE_AN_ACK_NOT_RECEIVED,
+ ETHTOOL_LINK_EXT_SUBSTATE_AN_NEXT_PAGE_EXCHANGE_FAILED,
+ ETHTOOL_LINK_EXT_SUBSTATE_AN_NO_PARTNER_DETECTED_FORCE_MODE,
+ ETHTOOL_LINK_EXT_SUBSTATE_AN_FEC_MISMATCH_DURING_OVERRIDE,
+ ETHTOOL_LINK_EXT_SUBSTATE_AN_NO_HCD,
+};
+
+enum link_ext_substate_link_training {
+ ETHTOOL_LINK_EXT_SUBSTATE_LT_KR_FRAME_LOCK_NOT_ACQUIRED = 1,
+ ETHTOOL_LINK_EXT_SUBSTATE_LT_KR_LINK_INHIBIT_TIMEOUT,
+ ETHTOOL_LINK_EXT_SUBSTATE_LT_KR_LINK_PARTNER_DID_NOT_SET_RECEIVER_READY,
+ ETHTOOL_LINK_EXT_SUBSTATE_LT_REMOTE_FAULT,
+};
+
+enum link_ext_substate_link_logical_mismatch {
+ ETHTOOL_LINK_EXT_SUBSTATE_LLM_PCS_DID_NOT_ACQUIRE_BLOCK_LOCK = 1,
+ ETHTOOL_LINK_EXT_SUBSTATE_LLM_PCS_DID_NOT_ACQUIRE_AM_LOCK,
+ ETHTOOL_LINK_EXT_SUBSTATE_LLM_PCS_DID_NOT_GET_ALIGN_STATUS,
+ ETHTOOL_LINK_EXT_SUBSTATE_LLM_FC_FEC_IS_NOT_LOCKED,
+ ETHTOOL_LINK_EXT_SUBSTATE_LLM_RS_FEC_IS_NOT_LOCKED,
+};
+
+enum link_ext_substate_bad_signal_integrity {
+ ETHTOOL_LINK_EXT_SUBSTATE_BSI_LARGE_NUMBER_OF_PHYSICAL_ERRORS = 1,
+ ETHTOOL_LINK_EXT_SUBSTATE_BSI_UNSUPPORTED_RATE,
+};
+
+enum ethtool_link_ext_substate_cable_issue {
+ ETHTOOL_LINK_EXT_SUBSTATE_CI_UNSUPPORTED_CABLE = 1,
+ ETHTOOL_LINK_EXT_SUBSTATE_CI_CABLE_TEST_FAILURE,
+};
+
+const char *link_ext_state_get(uint8_t link_ext_state_val)
+{
+ switch (link_ext_state_val) {
+ case ETHTOOL_LINK_EXT_STATE_AUTONEG:
+ return "Autoneg";
+ case ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE:
+ return "Link training failure";
+ case ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH:
+ return "Logical mismatch";
+ case ETHTOOL_LINK_EXT_STATE_BAD_SIGNAL_INTEGRITY:
+ return "Bad signal integrity";
+ case ETHTOOL_LINK_EXT_STATE_NO_CABLE:
+ return "No cable";
+ case ETHTOOL_LINK_EXT_STATE_CABLE_ISSUE:
+ return "Cable issue";
+ case ETHTOOL_LINK_EXT_STATE_EEPROM_ISSUE:
+ return "EEPROM issue";
+ case ETHTOOL_LINK_EXT_STATE_CALIBRATION_FAILURE:
+ return "Calibration failure";
+ case ETHTOOL_LINK_EXT_STATE_POWER_BUDGET_EXCEEDED:
+ return "Power budget exceeded";
+ case ETHTOOL_LINK_EXT_STATE_OVERHEAT:
+ return "Overheat";
+ default:
+ return NULL;
+ }
+}
+
+static const char *autoneg_link_ext_substate_get(uint8_t link_ext_substate_val)
+{
+ switch (link_ext_substate_val) {
+ case ETHTOOL_LINK_EXT_SUBSTATE_AN_NO_PARTNER_DETECTED:
+ return "No partner detected";
+ case ETHTOOL_LINK_EXT_SUBSTATE_AN_ACK_NOT_RECEIVED:
+ return "Ack not received";
+ case ETHTOOL_LINK_EXT_SUBSTATE_AN_NEXT_PAGE_EXCHANGE_FAILED:
+ return "Next page exchange failed";
+ case ETHTOOL_LINK_EXT_SUBSTATE_AN_NO_PARTNER_DETECTED_FORCE_MODE:
+ return "No partner detected during force mode";
+ case ETHTOOL_LINK_EXT_SUBSTATE_AN_FEC_MISMATCH_DURING_OVERRIDE:
+ return "FEC mismatch during override";
+ case ETHTOOL_LINK_EXT_SUBSTATE_AN_NO_HCD:
+ return "No HCD";
+ default:
+ return NULL;
+ }
+}
+
+static const char *link_training_link_ext_substate_get(uint8_t link_ext_substate_val)
+{
+ switch (link_ext_substate_val) {
+ case ETHTOOL_LINK_EXT_SUBSTATE_LT_KR_FRAME_LOCK_NOT_ACQUIRED:
+ return "KR frame lock not acquired";
+ case ETHTOOL_LINK_EXT_SUBSTATE_LT_KR_LINK_INHIBIT_TIMEOUT:
+ return "KR link inhibit timeout";
+ case ETHTOOL_LINK_EXT_SUBSTATE_LT_KR_LINK_PARTNER_DID_NOT_SET_RECEIVER_READY:
+ return "KR Link partner did not set receiver ready";
+ case ETHTOOL_LINK_EXT_SUBSTATE_LT_REMOTE_FAULT:
+ return "Remote side is not ready yet";
+ default:
+ return NULL;
+ }
+}
+
+static const char *link_logical_mismatch_link_ext_substate_get(uint8_t link_ext_substate_val)
+{
+ switch (link_ext_substate_val) {
+ case ETHTOOL_LINK_EXT_SUBSTATE_LLM_PCS_DID_NOT_ACQUIRE_BLOCK_LOCK:
+ return "PCS did not acquire block lock";
+ case ETHTOOL_LINK_EXT_SUBSTATE_LLM_PCS_DID_NOT_ACQUIRE_AM_LOCK:
+ return "PCS did not acquire AM lock";
+ case ETHTOOL_LINK_EXT_SUBSTATE_LLM_PCS_DID_NOT_GET_ALIGN_STATUS:
+ return "PCS did not get align_status";
+ case ETHTOOL_LINK_EXT_SUBSTATE_LLM_FC_FEC_IS_NOT_LOCKED:
+ return "FC FEC is not locked";
+ case ETHTOOL_LINK_EXT_SUBSTATE_LLM_RS_FEC_IS_NOT_LOCKED:
+ return "RS FEC is not locked";
+ default:
+ return NULL;
+ }
+}
+
+static const char *bad_signal_integrity_link_ext_substate_get(uint8_t link_ext_substate_val)
+{
+ switch (link_ext_substate_val) {
+ case ETHTOOL_LINK_EXT_SUBSTATE_BSI_LARGE_NUMBER_OF_PHYSICAL_ERRORS:
+ return "Large number of physical errors";
+ case ETHTOOL_LINK_EXT_SUBSTATE_BSI_UNSUPPORTED_RATE:
+ return "Unsupported rate";
+ default:
+ return NULL;
+ }
+}
+
+static const char *cable_issue_link_ext_substate_get(uint8_t link_ext_substate_val)
+{
+ switch (link_ext_substate_val) {
+ case ETHTOOL_LINK_EXT_SUBSTATE_CI_UNSUPPORTED_CABLE:
+ return "Unsupported cable";
+ case ETHTOOL_LINK_EXT_SUBSTATE_CI_CABLE_TEST_FAILURE:
+ return "Cable test failure";
+ default:
+ return NULL;
+ }
+}
+
+const char *link_ext_substate_get(uint8_t link_ext_state_val, uint8_t link_ext_substate_val)
+{
+ switch (link_ext_state_val) {
+ case ETHTOOL_LINK_EXT_STATE_AUTONEG:
+ return autoneg_link_ext_substate_get(link_ext_substate_val);
+ case ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE:
+ return link_training_link_ext_substate_get(link_ext_substate_val);
+ case ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH:
+ return link_logical_mismatch_link_ext_substate_get(link_ext_substate_val);
+ case ETHTOOL_LINK_EXT_STATE_BAD_SIGNAL_INTEGRITY:
+ return bad_signal_integrity_link_ext_substate_get(link_ext_substate_val);
+ case ETHTOOL_LINK_EXT_STATE_CABLE_ISSUE:
+ return cable_issue_link_ext_substate_get(link_ext_substate_val);
+ default:
+ return NULL;
+ }
+}
+
int dump_wol(struct ethtool_wolinfo *wol)
{
fprintf(stdout, " Supports Wake-on: %s\n",
diff --git a/common.h b/common.h
index b74fdfa..26bec2f 100644
--- a/common.h
+++ b/common.h
@@ -39,6 +39,8 @@ struct off_flag_def {
extern const struct off_flag_def off_flag_def[OFF_FLAG_DEF_SIZE];
void print_flags(const struct flag_info *info, unsigned int n_info, u32 value);
+const char *link_ext_state_get(uint8_t link_ext_state_val);
+const char *link_ext_substate_get(uint8_t link_ext_state_val, uint8_t link_ext_substate_val);
int dump_wol(struct ethtool_wolinfo *wol);
void dump_mdix(u8 mdix, u8 mdix_ctrl);
--
2.20.1
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