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Subject[PATCH 5.13 058/127] bnxt_en: Disable aRFS if running on 212 firmware
Date
From: Michael Chan <michael.chan@broadcom.com>

[ Upstream commit 976e52b718c3de9077fff8f3f674afb159c57fb1 ]

212 firmware broke aRFS, so disable it. Traffic may stop after ntuple
filters are inserted and deleted by the 212 firmware.

Fixes: ae10ae740ad2 ("bnxt_en: Add new hardware RFS mode.")
Reviewed-by: Pavan Chebbi <pavan.chebbi@broadcom.com>
Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/net/ethernet/broadcom/bnxt/bnxt.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index a30ded73bba1..e4c8c681a3af 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -10668,6 +10668,9 @@ static bool bnxt_rfs_supported(struct bnxt *bp)
return true;
return false;
}
+ /* 212 firmware is broken for aRFS */
+ if (BNXT_FW_MAJ(bp) == 212)
+ return false;
if (BNXT_PF(bp) && !BNXT_CHIP_TYPE_NITRO_A0(bp))
return true;
if (bp->flags & BNXT_FLAG_NEW_RSS_CAP)
--
2.30.2
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