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From: Sudarsana Reddy Kalluru <skalluru@marvell.com>
To: <davem@davemloft.net>
Cc: <netdev@vger.kernel.org>, <irusskikh@marvell.com>
Subject: [PATCH net 1/1] atlantic: Fix driver resume flow.
Date: Fri, 27 Aug 2021 04:52:25 -0700	[thread overview]
Message-ID: <20210827115225.6964-1-skalluru@marvell.com> (raw)

Driver crashes when restoring from the Hibernate. In the resume flow,
driver need to clean up the older nic/vec objects and re-initialize them.

Fixes: 8aaa112a57c1d ("net: atlantic: refactoring pm logic")
Signed-off-by: Sudarsana Reddy Kalluru <skalluru@marvell.com>
Signed-off-by: Igor Russkikh <irusskikh@marvell.com>
---
 drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c b/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c
index 59253846e885..f26d03735619 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c
@@ -417,6 +417,9 @@ static int atl_resume_common(struct device *dev, bool deep)
 	pci_restore_state(pdev);
 
 	if (deep) {
+		/* Reinitialize Nic/Vecs objects */
+		aq_nic_deinit(nic, !nic->aq_hw->aq_nic_cfg->wol);
+
 		ret = aq_nic_init(nic);
 		if (ret)
 			goto err_exit;
-- 
2.27.0


             reply	other threads:[~2021-08-27 11:54 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-27 11:52 Sudarsana Reddy Kalluru [this message]
2021-08-28  0:23 ` [PATCH net 1/1] atlantic: Fix driver resume flow Jakub Kicinski
2021-08-29  9:50 ` patchwork-bot+netdevbpf

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