netdev - [PATCH net-next 6/9] bnxt_en: Report health status update after reset is done

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Date:   Mon, 18 Nov 2019 03:56:40 -0500
From:   Michael Chan <michael.chan@...adcom.com>
To:     davem@...emloft.net
Cc:     netdev@...r.kernel.org,
        Vasundhara Volam <vasundhara-v.volam@...adcom.com>,
        Jiri Pirko <jiri@...lanox.com>
Subject: [PATCH net-next 6/9] bnxt_en: Report health status update after reset is done

From: Vasundhara Volam <vasundhara-v.volam@...adcom.com>

Report health status update to devlink health reporter, once
reset is completed.

Cc: Jiri Pirko <jiri@...lanox.com>
Signed-off-by: Vasundhara Volam <vasundhara-v.volam@...adcom.com>
Signed-off-by: Michael Chan <michael.chan@...adcom.com>
---
 drivers/net/ethernet/broadcom/bnxt/bnxt.c         |  3 +++
 drivers/net/ethernet/broadcom/bnxt/bnxt.h         |  1 +
 drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c | 21 +++++++++++++++++++++
 drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.h |  1 +
 4 files changed, 26 insertions(+)

diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index 178490c..a168324 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -10750,6 +10750,7 @@ static void bnxt_fw_reset_task(struct work_struct *work)
 		smp_mb__before_atomic();
 		clear_bit(BNXT_STATE_IN_FW_RESET, &bp->state);
 		bnxt_ulp_start(bp, rc);
+		bnxt_dl_health_status_update(bp, true);
 		rtnl_unlock();
 		break;
 	}
@@ -10757,6 +10758,8 @@ static void bnxt_fw_reset_task(struct work_struct *work)
 
 fw_reset_abort:
 	clear_bit(BNXT_STATE_IN_FW_RESET, &bp->state);
+	if (bp->fw_reset_state != BNXT_FW_RESET_STATE_POLL_VF)
+		bnxt_dl_health_status_update(bp, false);
 	bp->fw_reset_state = 0;
 	rtnl_lock();
 	dev_close(bp->dev);
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
index 271085f..37549ca 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
@@ -1384,6 +1384,7 @@ struct bnxt_fw_health {
 	u32 last_fw_reset_cnt;
 	u8 enabled:1;
 	u8 master:1;
+	u8 fatal:1;
 	u8 tmr_multiplier;
 	u8 tmr_counter;
 	u8 fw_reset_seq_cnt;
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c
index ae4ddf3..d85e439 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c
@@ -91,6 +91,7 @@ static int bnxt_fw_fatal_recover(struct devlink_health_reporter *reporter,
 	if (!priv_ctx)
 		return -EOPNOTSUPP;
 
+	bp->fw_health->fatal = true;
 	event = fw_reporter_ctx->sp_event;
 	if (event == BNXT_FW_RESET_NOTIFY_SP_EVENT)
 		bnxt_fw_reset(bp);
@@ -199,6 +200,26 @@ void bnxt_devlink_health_report(struct bnxt *bp, unsigned long event)
 	}
 }
 
+void bnxt_dl_health_status_update(struct bnxt *bp, bool healthy)
+{
+	struct bnxt_fw_health *health = bp->fw_health;
+	u8 state;
+
+	if (healthy)
+		state = DEVLINK_HEALTH_REPORTER_STATE_HEALTHY;
+	else
+		state = DEVLINK_HEALTH_REPORTER_STATE_ERROR;
+
+	if (health->fatal)
+		devlink_health_reporter_state_update(health->fw_fatal_reporter,
+						     state);
+	else
+		devlink_health_reporter_state_update(health->fw_reset_reporter,
+						     state);
+
+	health->fatal = false;
+}
+
 static const struct devlink_ops bnxt_dl_ops = {
 #ifdef CONFIG_BNXT_SRIOV
 	.eswitch_mode_set = bnxt_dl_eswitch_mode_set,
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.h
index 2f4fd0a..665d4bd 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.h
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.h
@@ -57,6 +57,7 @@ struct bnxt_dl_nvm_param {
 };
 
 void bnxt_devlink_health_report(struct bnxt *bp, unsigned long event);
+void bnxt_dl_health_status_update(struct bnxt *bp, bool healthy);
 int bnxt_dl_register(struct bnxt *bp);
 void bnxt_dl_unregister(struct bnxt *bp);
 
-- 
2.5.1