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net: hibmcge: fix incorrect multicast filtering issue

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The driver does not support multicast filtering,
the mask must be set to 0xFFFFFFFF. Otherwise,
incorrect filtering occurs.

This patch fixes this problem.

Fixes: 37b367d60d ("net: hibmcge: Add unicast frame filter supported in this module")
Signed-off-by: Jijie Shao <shaojijie@huawei.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/20250410021327.590362-3-shaojijie@huawei.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Jijie Shao
2025-04-10 10:13:22 +08:00
committed by Jakub Kicinski
parent 5b04080cd6
commit 9afaaa54e3
2 changed files with 6 additions and 0 deletions
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4
drivers/net/ethernet/hisilicon/hibmcge/hbg_hw.c
View File

@@ -234,6 +234,10 @@ void hbg_hw_set_mac_filter_enable(struct hbg_priv *priv, u32 enable)
{
hbg_reg_write_field(priv, HBG_REG_REC_FILT_CTRL_ADDR,
HBG_REG_REC_FILT_CTRL_UC_MATCH_EN_B, enable);
/* only uc filter is supported, so set all bits of mc mask reg to 1 */
hbg_reg_write64(priv, HBG_REG_STATION_ADDR_LOW_MSK_0, U64_MAX);
hbg_reg_write64(priv, HBG_REG_STATION_ADDR_LOW_MSK_1, U64_MAX);
}
void hbg_hw_set_pause_enable(struct hbg_priv *priv, u32 tx_en, u32 rx_en)

2
drivers/net/ethernet/hisilicon/hibmcge/hbg_reg.h
View File

@@ -135,6 +135,8 @@
#define HBG_REG_STATION_ADDR_HIGH_4_ADDR (HBG_REG_SGMII_BASE + 0x0224)
#define HBG_REG_STATION_ADDR_LOW_5_ADDR (HBG_REG_SGMII_BASE + 0x0228)
#define HBG_REG_STATION_ADDR_HIGH_5_ADDR (HBG_REG_SGMII_BASE + 0x022C)
#define HBG_REG_STATION_ADDR_LOW_MSK_0 (HBG_REG_SGMII_BASE + 0x0230)
#define HBG_REG_STATION_ADDR_LOW_MSK_1 (HBG_REG_SGMII_BASE + 0x0238)
/* PCU */
#define HBG_REG_TX_FIFO_THRSLD_ADDR (HBG_REG_SGMII_BASE + 0x0420)