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Message-ID: <20250402133905.895421-2-shaojijie@huawei.com>
Date: Wed, 2 Apr 2025 21:38:59 +0800
From: Jijie Shao <shaojijie@...wei.com>
To: <davem@...emloft.net>, <edumazet@...gle.com>, <kuba@...nel.org>,
<pabeni@...hat.com>, <andrew+netdev@...n.ch>, <horms@...nel.org>
CC: <shenjian15@...wei.com>, <wangpeiyang1@...wei.com>,
<liuyonglong@...wei.com>, <chenhao418@...wei.com>,
<jonathan.cameron@...wei.com>, <shameerali.kolothum.thodi@...wei.com>,
<salil.mehta@...wei.com>, <netdev@...r.kernel.org>,
<linux-kernel@...r.kernel.org>, <shaojijie@...wei.com>
Subject: [PATCH net 1/7] net: hibmcge: fix incorrect pause frame statistics issue
The driver supports pause frames,
but does not pass pause frames based on rx pause enable configuration,
resulting in incorrect pause frame statistics.
This patch fixes this problem.
Fixes: 3a03763f3876 ("net: hibmcge: Add pauseparam supported in this module")
Signed-off-by: Jijie Shao <shaojijie@...wei.com>
---
drivers/net/ethernet/hisilicon/hibmcge/hbg_hw.c | 3 +++
drivers/net/ethernet/hisilicon/hibmcge/hbg_reg.h | 1 +
2 files changed, 4 insertions(+)
diff --git a/drivers/net/ethernet/hisilicon/hibmcge/hbg_hw.c b/drivers/net/ethernet/hisilicon/hibmcge/hbg_hw.c
index 74a18033b444..7d3bbd3e2adc 100644
--- a/drivers/net/ethernet/hisilicon/hibmcge/hbg_hw.c
+++ b/drivers/net/ethernet/hisilicon/hibmcge/hbg_hw.c
@@ -242,6 +242,9 @@ void hbg_hw_set_pause_enable(struct hbg_priv *priv, u32 tx_en, u32 rx_en)
HBG_REG_PAUSE_ENABLE_TX_B, tx_en);
hbg_reg_write_field(priv, HBG_REG_PAUSE_ENABLE_ADDR,
HBG_REG_PAUSE_ENABLE_RX_B, rx_en);
+
+ hbg_reg_write_field(priv, HBG_REG_REC_FILT_CTRL_ADDR,
+ HBG_REG_REC_FILT_CTRL_PAUSE_FRM_PASS_B, rx_en);
}
void hbg_hw_get_pause_enable(struct hbg_priv *priv, u32 *tx_en, u32 *rx_en)
diff --git a/drivers/net/ethernet/hisilicon/hibmcge/hbg_reg.h b/drivers/net/ethernet/hisilicon/hibmcge/hbg_reg.h
index cc2cc612770d..fd623cfd13de 100644
--- a/drivers/net/ethernet/hisilicon/hibmcge/hbg_reg.h
+++ b/drivers/net/ethernet/hisilicon/hibmcge/hbg_reg.h
@@ -68,6 +68,7 @@
#define HBG_REG_TRANSMIT_CTRL_AN_EN_B BIT(5)
#define HBG_REG_REC_FILT_CTRL_ADDR (HBG_REG_SGMII_BASE + 0x0064)
#define HBG_REG_REC_FILT_CTRL_UC_MATCH_EN_B BIT(0)
+#define HBG_REG_REC_FILT_CTRL_PAUSE_FRM_PASS_B BIT(4)
#define HBG_REG_RX_OCTETS_TOTAL_OK_ADDR (HBG_REG_SGMII_BASE + 0x0080)
#define HBG_REG_RX_OCTETS_BAD_ADDR (HBG_REG_SGMII_BASE + 0x0084)
#define HBG_REG_RX_UC_PKTS_ADDR (HBG_REG_SGMII_BASE + 0x0088)
--
2.33.0
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