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2d6cedab27
https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.92 Removed upstreamed: bcm27xx/patches-6.1/950-0270-net-bcmgenet-Reset-RBUF-on-first-open.patch generic/backport-6.1/600-v6.9-03-net-gro-add-flush-check-in-udp_gro_receive_segment.patch generic/pending-6.1/681-net-bridge-fix-multicast-to-unicast-with-fraglist-GS.patch generic/pending-6.1/682-net-core-reject-skb_copy-_expand-for-fraglist-GSO-sk.patch generic/pending-6.1/684-net-bridge-fix-corrupted-ethernet-header-on-multicas.patch generic/pending-6.1/778-net-l2tp-drop-flow-hash-on-forward.patch imx/patches-6.1/002-6.2-phy-freescale-imx8m-pcie-Refine-i.MX8MM-PCIe-PHY-dri.patch All other patches automatically rebased. Signed-off-by: Zxl hhyccc <zxlhhy@gmail.com>
47 lines
1.5 KiB
Diff
47 lines
1.5 KiB
Diff
From d69cdb1cc4e3f717f63910cb2c40ca26f912ea34 Mon Sep 17 00:00:00 2001
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From: Phil Elwell <phil@raspberrypi.com>
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Date: Wed, 14 Dec 2022 15:00:51 +0000
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Subject: [PATCH] net: bcmgenet: Add 'eee' module parameter
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On some switches, having EEE enabled causes the link to become
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unstable. With this patch, adding 'genet.eee=N' to the kernel command
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line will cause EEE to be disabled on the link.
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See: https://github.com/raspberrypi/linux/issues/4289
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Signed-off-by: Phil Elwell <phil@raspberrypi.com>
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---
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drivers/net/ethernet/broadcom/genet/bcmgenet.c | 14 ++++++++++++++
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1 file changed, 14 insertions(+)
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--- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c
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+++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
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@@ -70,6 +70,9 @@ static void bcmgenet_set_rx_mode(struct
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static bool skip_umac_reset = false;
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module_param(skip_umac_reset, bool, 0444);
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MODULE_PARM_DESC(skip_umac_reset, "Skip UMAC reset step");
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+static bool eee = true;
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+module_param(eee, bool, 0444);
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+MODULE_PARM_DESC(eee, "Enable EEE (default Y)");
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static inline void bcmgenet_writel(u32 value, void __iomem *offset)
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{
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@@ -3448,6 +3451,17 @@ static int bcmgenet_open(struct net_devi
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bcmgenet_phy_pause_set(dev, priv->rx_pause, priv->tx_pause);
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+ if (!eee) {
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+ struct ethtool_eee eee_data;
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+
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+ ret = bcmgenet_get_eee(dev, &eee_data);
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+ if (ret == 0) {
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+ eee_data.eee_enabled = 0;
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+ bcmgenet_set_eee(dev, &eee_data);
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+ netdev_warn(dev, "EEE disabled\n");
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+ }
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+ }
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+
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bcmgenet_netif_start(dev);
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netif_tx_start_all_queues(dev);
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