38 lines
1.6 KiB
Diff
38 lines
1.6 KiB
Diff
From b954d61d9ecfa64450fc178586719dc2a95b92a7 Mon Sep 17 00:00:00 2001
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From: Christian Marangi <ansuelsmth@gmail.com>
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Date: Tue, 20 Jun 2023 21:48:24 +0200
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Subject: [PATCH 3/4] net: dsa: qca8k: enable flooding to both CPU port
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To permit a multi-CPU setup, flood all unknown frames to all CPU ports.
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Each CPU port should have correct LOOKUP MEMBER configuration to
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prevent receiving duplicate packets from user ports.
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Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
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---
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drivers/net/dsa/qca/qca8k-8xxx.c | 13 +++++--------
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1 file changed, 5 insertions(+), 8 deletions(-)
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--- a/drivers/net/dsa/qca/qca8k-8xxx.c
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+++ b/drivers/net/dsa/qca/qca8k-8xxx.c
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@@ -1904,15 +1904,12 @@ qca8k_setup(struct dsa_switch *ds)
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}
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}
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- /* Forward all unknown frames to CPU port for Linux processing
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- * Notice that in multi-cpu config only one port should be set
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- * for igmp, unknown, multicast and broadcast packet
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- */
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+ /* Forward all unknown frames to CPU port for Linux processing */
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ret = qca8k_write(priv, QCA8K_REG_GLOBAL_FW_CTRL1,
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- FIELD_PREP(QCA8K_GLOBAL_FW_CTRL1_IGMP_DP_MASK, BIT(cpu_port)) |
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- FIELD_PREP(QCA8K_GLOBAL_FW_CTRL1_BC_DP_MASK, BIT(cpu_port)) |
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- FIELD_PREP(QCA8K_GLOBAL_FW_CTRL1_MC_DP_MASK, BIT(cpu_port)) |
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- FIELD_PREP(QCA8K_GLOBAL_FW_CTRL1_UC_DP_MASK, BIT(cpu_port)));
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+ FIELD_PREP(QCA8K_GLOBAL_FW_CTRL1_IGMP_DP_MASK, dsa_cpu_ports(ds)) |
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+ FIELD_PREP(QCA8K_GLOBAL_FW_CTRL1_BC_DP_MASK, dsa_cpu_ports(ds)) |
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+ FIELD_PREP(QCA8K_GLOBAL_FW_CTRL1_MC_DP_MASK, dsa_cpu_ports(ds)) |
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+ FIELD_PREP(QCA8K_GLOBAL_FW_CTRL1_UC_DP_MASK, dsa_cpu_ports(ds)));
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if (ret)
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return ret;
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