34 lines
1.1 KiB
Diff
34 lines
1.1 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Paolo Sabatino <paolo.sabatino@gmail.com>
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Date: Wed, 20 Aug 2025 21:40:48 +0200
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Subject: [ARCHEOLOGY] workaround for rockchip gigabit ethernet not able to
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init dma
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Temporary patch to workaround a DMA reset issue with rockchip
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devices experienced at least on rk3288 and rk3328 with a message
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like this:
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rk_gmac-dwmac ff290000.ethernet end0: Failed to reset the dma
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---
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drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 4 ++--
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1 file changed, 2 insertions(+), 2 deletions(-)
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diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
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index 111111111111..222222222222 100644
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--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
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+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
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@@ -3207,8 +3207,8 @@ static int stmmac_init_dma_engine(struct stmmac_priv *priv)
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ret = stmmac_reset(priv);
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if (ret) {
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- netdev_err(priv->dev, "Failed to reset the dma\n");
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- return ret;
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+ netdev_warn(priv->dev, "Failed to reset the dma, device will work with reduced throughput\n");
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+ ret = 0;
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}
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/* DMA Configuration */
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--
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Armbian
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