From: Jiawen Wu <jiawenwu@trustnetic.com>
To: dev@dpdk.org
Cc: Jiawen Wu <jiawenwu@trustnetic.com>, stable@dpdk.org
Subject: [PATCH v2 12/12] net/txgbe: fix KR auto-negotiation
Date: Wed, 9 Feb 2022 18:42:13 +0800 [thread overview]
Message-ID: <20220209104213.602728-13-jiawenwu@trustnetic.com> (raw)
In-Reply-To: <20220209104213.602728-1-jiawenwu@trustnetic.com>
Fix failure to enter auto-negotiation mode on some firmware versions for
KR NICs.
Fixes: f611dada1af8 ("net/txgbe: update link setup process of backplane NICs")
Cc: stable@dpdk.org
Signed-off-by: Jiawen Wu <jiawenwu@trustnetic.com>
---
drivers/net/txgbe/base/txgbe_phy.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/net/txgbe/base/txgbe_phy.c b/drivers/net/txgbe/base/txgbe_phy.c
index 3f5229ecc2..3fb929f37a 100644
--- a/drivers/net/txgbe/base/txgbe_phy.c
+++ b/drivers/net/txgbe/base/txgbe_phy.c
@@ -1455,6 +1455,10 @@ txgbe_set_link_to_kr(struct txgbe_hw *hw, bool autoneg)
if (!(hw->devarg.auto_neg == 1)) {
wr32_epcs(hw, SR_AN_CTRL, 0);
wr32_epcs(hw, VR_AN_KR_MODE_CL, 0);
+ } else {
+ value = rd32_epcs(hw, TXGBE_PHY_TX_EQ_CTL1);
+ value &= ~(1 << 6);
+ wr32_epcs(hw, TXGBE_PHY_TX_EQ_CTL1, value);
}
if (hw->devarg.present == 1) {
value = rd32_epcs(hw, TXGBE_PHY_TX_EQ_CTL1);
--
2.21.0.windows.1
next prev parent reply other threads:[~2022-02-09 10:36 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-02-09 10:42 [PATCH v2 00/12] Wangxun fixes and supports Jiawen Wu
2022-02-09 10:42 ` [PATCH v2 01/12] net/ngbe: fix failed to receive packets Jiawen Wu
2022-02-09 10:42 ` [PATCH v2 02/12] net/ngbe: fix link interrupt sometimes lost Jiawen Wu
2022-02-09 10:42 ` [PATCH v2 03/12] net/ngbe: fix Tx pending Jiawen Wu
2022-02-09 19:07 ` Ferruh Yigit
2022-02-09 10:42 ` [PATCH v2 04/12] net/ngbe: fix RxTx packet statistics Jiawen Wu
2022-02-09 10:42 ` [PATCH v2 05/12] net/ngbe: optimize the PHY initialization process Jiawen Wu
2022-02-09 10:42 ` [PATCH v2 06/12] net/ngbe: add support to custom PHY interfaces Jiawen Wu
2022-02-09 10:42 ` [PATCH v2 07/12] net/ngbe: add LED OEM support Jiawen Wu
2022-02-09 19:06 ` Ferruh Yigit
2022-02-09 10:42 ` [PATCH v2 08/12] net/ngbe: fix debug log Jiawen Wu
2022-02-09 19:07 ` Ferruh Yigit
2022-02-10 8:03 ` Jiawen Wu
2022-02-10 9:02 ` Ferruh Yigit
2022-02-10 9:49 ` Jiawen Wu
2022-02-10 10:16 ` Ferruh Yigit
2022-02-11 2:02 ` Jiawen Wu
2022-02-09 10:42 ` [PATCH v2 09/12] net/txgbe: add LED OEM support Jiawen Wu
2022-02-09 10:42 ` [PATCH v2 10/12] net/txgbe: fix debug log Jiawen Wu
2022-02-09 19:07 ` Ferruh Yigit
2022-02-09 10:42 ` [PATCH v2 11/12] net/txgbe: fix to set link up and down Jiawen Wu
2022-02-09 10:42 ` Jiawen Wu [this message]
2022-02-09 19:06 ` [PATCH v2 00/12] Wangxun fixes and supports Ferruh Yigit
2022-02-11 13:10 ` Ferruh Yigit
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