Thread (18 messages) 18 messages, 3 authors, 2022-09-24

[PATCH rfc v2 01/10] net: dsa: qca8k: Fix inconsistent use of jiffies vs milliseconds

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From: Andrew Lunn <andrew@lunn.ch>
Date: 2022-09-22 17:59:05
Subsystem: networking drivers, networking [dsa], qualcomm atheros qca8k dsa switch driver, the rest · Maintainers: Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Andrew Lunn, Vladimir Oltean, Christian Marangi, Linus Torvalds

wait_for_complete_timeout() expects a timeout in jiffies. With the
driver, some call sites converted QCA8K_ETHERNET_TIMEOUT to jiffies,
others did not. Make the code consistent by changes the #define to
include a call to msecs_to_jiffies, and remove all other calls to
msecs_to_jiffies.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
---
 drivers/net/dsa/qca/qca8k-8xxx.c | 4 ++--
 drivers/net/dsa/qca/qca8k.h      | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/net/dsa/qca/qca8k-8xxx.c b/drivers/net/dsa/qca/qca8k-8xxx.c
index c181346388a4..1c9a8764d1d9 100644
--- a/drivers/net/dsa/qca/qca8k-8xxx.c
+++ b/drivers/net/dsa/qca/qca8k-8xxx.c
@@ -258,7 +258,7 @@ static int qca8k_read_eth(struct qca8k_priv *priv, u32 reg, u32 *val, int len)
 	dev_queue_xmit(skb);
 
 	ret = wait_for_completion_timeout(&mgmt_eth_data->rw_done,
-					  msecs_to_jiffies(QCA8K_ETHERNET_TIMEOUT));
+					  QCA8K_ETHERNET_TIMEOUT);
 
 	*val = mgmt_eth_data->data[0];
 	if (len > QCA_HDR_MGMT_DATA1_LEN)
@@ -310,7 +310,7 @@ static int qca8k_write_eth(struct qca8k_priv *priv, u32 reg, u32 *val, int len)
 	dev_queue_xmit(skb);
 
 	ret = wait_for_completion_timeout(&mgmt_eth_data->rw_done,
-					  msecs_to_jiffies(QCA8K_ETHERNET_TIMEOUT));
+					  QCA8K_ETHERNET_TIMEOUT);
 
 	ack = mgmt_eth_data->ack;
 
diff --git a/drivers/net/dsa/qca/qca8k.h b/drivers/net/dsa/qca/qca8k.h
index 0b7a5cb12321..900382aa8c96 100644
--- a/drivers/net/dsa/qca/qca8k.h
+++ b/drivers/net/dsa/qca/qca8k.h
@@ -15,7 +15,7 @@
 
 #define QCA8K_ETHERNET_MDIO_PRIORITY			7
 #define QCA8K_ETHERNET_PHY_PRIORITY			6
-#define QCA8K_ETHERNET_TIMEOUT				5
+#define QCA8K_ETHERNET_TIMEOUT				msecs_to_jiffies(5)
 
 #define QCA8K_NUM_PORTS					7
 #define QCA8K_NUM_CPU_PORTS				2
-- 
2.37.2
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