From: Michael Chan <michael.chan@broadcom.com>
Date: Sun, 15 Aug 2021 16:15:36 -0400
Subject: bnxt_en: Disable aRFS if running on 212 firmware
Patch-mainline: v5.14-rc7
Git-commit: 976e52b718c3de9077fff8f3f674afb159c57fb1
References: git-fixes
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>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
drivers/net/ethernet/broadcom/bnxt/bnxt.c | 3 +++
1 file changed, 3 insertions(+)
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -9810,6 +9810,9 @@ static bool bnxt_rfs_supported(struct bn
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)