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Message-Id: <20240924022857.865422-1-jiawenwu@trustnetic.com>
Date: Tue, 24 Sep 2024 10:28:57 +0800
From: Jiawen Wu <jiawenwu@...stnetic.com>
To: andrew@...n.ch,
hkallweit1@...il.com,
linux@...linux.org.uk,
davem@...emloft.net,
edumazet@...gle.com,
kuba@...nel.org,
pabeni@...hat.com,
netdev@...r.kernel.org
Cc: mengyuanlou@...-swift.com,
Jiawen Wu <jiawenwu@...stnetic.com>,
stable@...r.kernel.org
Subject: [PATCH net] net: pcs: xpcs: fix the wrong register that was written back
The value is read from the register TXGBE_RX_GEN_CTL3, and it should be
written back to TXGBE_RX_GEN_CTL3 when it changes some fields.
Cc: stable@...r.kernel.org
Fixes: f629acc6f210 ("net: pcs: xpcs: support to switch mode for Wangxun NICs")
Signed-off-by: Jiawen Wu <jiawenwu@...stnetic.com>
---
drivers/net/pcs/pcs-xpcs-wx.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/pcs/pcs-xpcs-wx.c b/drivers/net/pcs/pcs-xpcs-wx.c
index 19c75886f070..5f5cd3596cb8 100644
--- a/drivers/net/pcs/pcs-xpcs-wx.c
+++ b/drivers/net/pcs/pcs-xpcs-wx.c
@@ -109,7 +109,7 @@ static void txgbe_pma_config_1g(struct dw_xpcs *xpcs)
txgbe_write_pma(xpcs, TXGBE_DFE_TAP_CTL0, 0);
val = txgbe_read_pma(xpcs, TXGBE_RX_GEN_CTL3);
val = u16_replace_bits(val, 0x4, TXGBE_RX_GEN_CTL3_LOS_TRSHLD0);
- txgbe_write_pma(xpcs, TXGBE_RX_EQ_ATTN_CTL, val);
+ txgbe_write_pma(xpcs, TXGBE_RX_GEN_CTL3, val);
txgbe_write_pma(xpcs, TXGBE_MPLLA_CTL0, 0x20);
txgbe_write_pma(xpcs, TXGBE_MPLLA_CTL3, 0x46);
--
2.27.0
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