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authorFelix Fietkau <nbd@nbd.name>2023-03-30 15:08:40 +0300
committerJakub Kicinski <kuba@kernel.org>2023-03-30 21:44:59 +0300
commit924531326e2dd4ceabe7240f2b55a88e7d894ec2 (patch)
tree9f2e04aeea1cb96819e99deae351aa8bf4428103
parent5f36ca1b841fb17a20249fd9fedafc7dc7fdd940 (diff)
downloadlinux-924531326e2dd4ceabe7240f2b55a88e7d894ec2.tar.xz
net: ethernet: mtk_eth_soc: add missing ppe cache flush when deleting a flow
The cache needs to be flushed to ensure that the hardware stops offloading the flow immediately. Fixes: 33fc42de3327 ("net: ethernet: mtk_eth_soc: support creating mac address based offload entries") Reviewed-by: Simon Horman <simon.horman@corigine.com> Signed-off-by: Felix Fietkau <nbd@nbd.name> Reviewed-by: Leon Romanovsky <leonro@nvidia.com> Link: https://lore.kernel.org/r/20230330120840.52079-3-nbd@nbd.name Signed-off-by: Jakub Kicinski <kuba@kernel.org>
-rw-r--r--drivers/net/ethernet/mediatek/mtk_ppe.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mediatek/mtk_ppe.c b/drivers/net/ethernet/mediatek/mtk_ppe.c
index a038b99ecbda..fd07d6e14273 100644
--- a/drivers/net/ethernet/mediatek/mtk_ppe.c
+++ b/drivers/net/ethernet/mediatek/mtk_ppe.c
@@ -459,6 +459,7 @@ __mtk_foe_entry_clear(struct mtk_ppe *ppe, struct mtk_flow_entry *entry)
hwe->ib1 &= ~MTK_FOE_IB1_STATE;
hwe->ib1 |= FIELD_PREP(MTK_FOE_IB1_STATE, MTK_FOE_STATE_INVALID);
dma_wmb();
+ mtk_ppe_cache_clear(ppe);
}
entry->hash = 0xffff;