linux-kernel - [PATCH v1 3/3] bnxt_en: Call recovery done after reset is successfully done

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Message-Id: <1577980091-25118-4-git-send-email-vikas.gupta@broadcom.com>
Date:   Thu,  2 Jan 2020 21:18:11 +0530
From:   Vikas Gupta <vikas.gupta@...adcom.com>
To:     Michael Chan <michael.chan@...adcom.com>,
        "David S. Miller" <davem@...emloft.net>,
        Jiri Pirko <jiri@...lanox.com>, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     vasundhara-v.volam@...adcom.com, vikram.prakash@...adcom.com,
        Vikas Gupta <vikas.gupta@...adcom.com>
Subject: [PATCH v1 3/3] bnxt_en: Call recovery done after reset is successfully done

Return EINPROGRESS to devlink health reporter recover as we are not yet
done and call devlink_health_reporter_recovery_done once reset is
successfully completed from workqueue context.

Signed-off-by: Vikas Gupta <vikas.gupta@...adcom.com>
---
 drivers/net/ethernet/broadcom/bnxt/bnxt.c         |  1 +
 drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c | 14 ++++++++++++--
 drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.h |  1 +
 3 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index 7b0fe19..39d4309 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -10822,6 +10822,7 @@ 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_recovery_done(bp);
 		bnxt_dl_health_status_update(bp, true);
 		rtnl_unlock();
 		break;
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c
index 3eedd44..0c3d224 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c
@@ -89,7 +89,7 @@ static int bnxt_fw_reset_recover(struct devlink_health_reporter *reporter,
 		return -EOPNOTSUPP;
 
 	bnxt_fw_reset(bp);
-	return 0;
+	return -EINPROGRESS;
 }
 
 static const
@@ -116,7 +116,7 @@ static int bnxt_fw_fatal_recover(struct devlink_health_reporter *reporter,
 	else if (event == BNXT_FW_EXCEPTION_SP_EVENT)
 		bnxt_fw_exception(bp);
 
-	return 0;
+	return -EINPROGRESS;
 }
 
 static const
@@ -262,6 +262,16 @@ void bnxt_dl_health_status_update(struct bnxt *bp, bool healthy)
 	health->fatal = false;
 }
 
+void bnxt_dl_health_recovery_done(struct bnxt *bp)
+{
+	struct bnxt_fw_health *hlth = bp->fw_health;
+
+	if (hlth->fatal)
+		devlink_health_reporter_recovery_done(hlth->fw_fatal_reporter);
+	else
+		devlink_health_reporter_recovery_done(hlth->fw_reset_reporter);
+}
+
 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 6db6c3d..08aaa44 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.h
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.h
@@ -58,6 +58,7 @@ 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);
+void bnxt_dl_health_recovery_done(struct bnxt *bp);
 void bnxt_dl_fw_reporters_create(struct bnxt *bp);
 void bnxt_dl_fw_reporters_destroy(struct bnxt *bp, bool all);
 int bnxt_dl_register(struct bnxt *bp);
-- 
2.7.4