From: Zhuo Wang <zhuo.wang@amlogic.com>
Date: Fri, 19 Jul 2019 03:13:02 +0000 (+0800)
Subject: ethernet: debug function for reset [1/1]
X-Git-Tag: hardkernel-4.9.236-104~884
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=beac8b41e66c2ded67d3e4da7922fd3ea3e88ccd;p=platform%2Fkernel%2Flinux-amlogic.git

ethernet: debug function for reset [1/1]

PD#SWPL-11505

Problem:
STR may crash

Solution:
improve the suspend/rusume flow

Verify:
verify on g12a u200 board

Change-Id: Ie7b4759fd0d801c83eb3c1c314c402ae470b5e3f
Signed-off-by: Zhuo Wang <zhuo.wang@amlogic.com>
---

diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index ff96edb..a76fbcf 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -3672,8 +3672,8 @@ int stmmac_resume(struct device *dev)
 		phy_start(priv->phydev);
 
 #ifdef TX_MONITOR
-	queue_delayed_work(moniter_tx_wq, &moniter_tx_worker, HZ);
-	timeout_err = 1;
+	stmmac_release(priv_monitor->dev);
+	stmmac_open(priv_monitor->dev);
 #endif
 	return 0;
 }