From dd5fb04857d7346c9ea4901ec3ebe5b90b0e8868 Mon Sep 17 00:00:00 2001 From: Kalesh AP Date: Thu, 18 May 2023 01:11:01 -0700 Subject: RDMA/bnxt_re: Do not enable congestion control on VFs Congestion control needs to be enabled only on the PFs. FW fails the command if issued on VFs. Avoid sending the command on VFs. Fixes: f13bcef04ba0 ("RDMA/bnxt_re: Enable congestion control by default") Link: https://lore.kernel.org/r/1684397461-23082-4-git-send-email-selvin.xavier@broadcom.com Signed-off-by: Kalesh AP Reviewed-by: Selvin Thyparampil Xavier Signed-off-by: Selvin Xavier Signed-off-by: Jason Gunthorpe --- drivers/infiniband/hw/bnxt_re/main.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'drivers/infiniband') diff --git a/drivers/infiniband/hw/bnxt_re/main.c b/drivers/infiniband/hw/bnxt_re/main.c index b9e2f89337e8..e34eccd178d0 100644 --- a/drivers/infiniband/hw/bnxt_re/main.c +++ b/drivers/infiniband/hw/bnxt_re/main.c @@ -1336,6 +1336,10 @@ static void bnxt_re_setup_cc(struct bnxt_re_dev *rdev, bool enable) { struct bnxt_qplib_cc_param cc_param = {}; + /* Do not enable congestion control on VFs */ + if (rdev->is_virtfn) + return; + /* Currently enabling only for GenP5 adapters */ if (!bnxt_qplib_is_chip_gen_p5(rdev->chip_ctx)) return; -- cgit v1.2.3