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Message-Id: <20240403125039.3414824-7-o.rempel@pengutronix.de>
Date: Wed, 3 Apr 2024 14:50:37 +0200
From: Oleksij Rempel <o.rempel@...gutronix.de>
To: "David S. Miller" <davem@...emloft.net>,
Andrew Lunn <andrew@...n.ch>,
Eric Dumazet <edumazet@...gle.com>,
Florian Fainelli <f.fainelli@...il.com>,
Jakub Kicinski <kuba@...nel.org>,
Paolo Abeni <pabeni@...hat.com>,
Vladimir Oltean <olteanv@...il.com>,
Woojung Huh <woojung.huh@...rochip.com>,
Arun Ramadoss <arun.ramadoss@...rochip.com>
Cc: Oleksij Rempel <o.rempel@...gutronix.de>,
kernel@...gutronix.de,
linux-kernel@...r.kernel.org,
netdev@...r.kernel.org,
UNGLinuxDriver@...rochip.com,
Søren Andersen <san@...v.dk>
Subject: [PATCH net-next v2 6/8] net: dsa: microchip: ksz8_r_dyn_mac_table(): ksz: do not return EAGAIN on timeout
EAGAIN was not used by previous code and not used by current code. So,
remove it and use proper error value.
Reviewed-by: Vladimir Oltean <olteanv@...il.com>
Acked-by: Arun Ramadoss <arun.ramadoss@...rochip.com>
Signed-off-by: Oleksij Rempel <o.rempel@...gutronix.de>
---
drivers/net/dsa/microchip/ksz8795.c | 11 +++++------
1 file changed, 5 insertions(+), 6 deletions(-)
diff --git a/drivers/net/dsa/microchip/ksz8795.c b/drivers/net/dsa/microchip/ksz8795.c
index 5765d23bc6edc..eeb32df0939d1 100644
--- a/drivers/net/dsa/microchip/ksz8795.c
+++ b/drivers/net/dsa/microchip/ksz8795.c
@@ -396,7 +396,7 @@ static int ksz8_valid_dyn_entry(struct ksz_device *dev, u8 *data)
/* Entry is not ready for accessing. */
if (*data & masks[DYNAMIC_MAC_TABLE_NOT_READY]) {
- return -EAGAIN;
+ return -ETIMEDOUT;
/* Entry is ready for accessing. */
} else {
ksz_read8(dev, regs[REG_IND_DATA_8], data);
@@ -431,15 +431,14 @@ static int ksz8_r_dyn_mac_table(struct ksz_device *dev, u16 addr, u8 *mac_addr,
ksz_write16(dev, regs[REG_IND_CTRL_0], ctrl_addr);
ret = ksz8_valid_dyn_entry(dev, &data);
- if (ret == -EAGAIN) {
- if (addr == 0)
- *entries = 0;
- goto unlock_alu;
- } else if (ret == -ENXIO) {
+ if (ret == -ENXIO) {
*entries = 0;
goto unlock_alu;
}
+ if (ret)
+ goto unlock_alu;
+
ksz_read64(dev, regs[REG_IND_DATA_HI], &buf);
data_hi = (u32)(buf >> 32);
data_lo = (u32)buf;
--
2.39.2
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