linux-kernel - [RFC PATCH net-next v2 13/17] net: dsa: qca8k: enlarge mdio delay and timeout

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Message-Id: <20210502230710.30676-13-ansuelsmth@gmail.com>
Date:   Mon,  3 May 2021 01:07:05 +0200
From:   Ansuel Smith <ansuelsmth@...il.com>
To:     Florian Fainelli <f.fainelli@...il.com>
Cc:     Ansuel Smith <ansuelsmth@...il.com>, Andrew Lunn <andrew@...n.ch>,
        Vivien Didelot <vivien.didelot@...il.com>,
        Vladimir Oltean <olteanv@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Russell King <linux@...linux.org.uk>, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [RFC PATCH net-next v2 13/17] net: dsa: qca8k: enlarge mdio delay and timeout

- Enlarge set page delay to QDSK source
- Enlarge mdio MASTER timeout busy wait

Signed-off-by: Ansuel Smith <ansuelsmth@...il.com>
---
 drivers/net/dsa/qca8k.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/net/dsa/qca8k.c b/drivers/net/dsa/qca8k.c
index 9a1b28bcaff0..7f72504f003a 100644
--- a/drivers/net/dsa/qca8k.c
+++ b/drivers/net/dsa/qca8k.c
@@ -140,6 +140,7 @@ qca8k_set_page(struct mii_bus *bus, u16 page)
 	}
 
 	qca8k_current_page = page;
+	usleep_range(1000, 2000);
 	return 0;
 }
 
@@ -625,7 +626,7 @@ qca8k_mdio_busy_wait(struct qca8k_priv *priv, u32 reg, u32 mask)
 
 	qca8k_split_addr(reg, &r1, &r2, &page);
 
-	timeout = jiffies + msecs_to_jiffies(20);
+	timeout = jiffies + msecs_to_jiffies(2000);
 
 	/* loop until the busy flag has cleared */
 	do {
-- 
2.30.2