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22 lines
646 B
Diff
22 lines
646 B
Diff
From: Felix Fietkau <nbd@nbd.name>
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Date: Thu, 23 Mar 2023 11:19:14 +0100
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Subject: [PATCH] net: ethernet: mtk_eth_soc: add missing ppe cache flush when
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deleting a flow
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The cache needs to be flushed to ensure that the hardware stops offloading
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the flow immediately.
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Signed-off-by: Felix Fietkau <nbd@nbd.name>
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---
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--- a/drivers/net/ethernet/mediatek/mtk_ppe.c
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+++ b/drivers/net/ethernet/mediatek/mtk_ppe.c
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@@ -464,6 +464,7 @@ __mtk_foe_entry_clear(struct mtk_ppe *pp
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hwe->ib1 &= ~MTK_FOE_IB1_STATE;
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hwe->ib1 |= FIELD_PREP(MTK_FOE_IB1_STATE, MTK_FOE_STATE_INVALID);
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dma_wmb();
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+ mtk_ppe_cache_clear(ppe);
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}
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entry->hash = 0xffff;
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