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bnxt_en: Disable RDMA support on the 57500 chips.

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There is no RDMA support on 57500 chips yet, so prevent bnxt_re from
registering on these chips.  There is intermittent failure if bnxt_re
is allowed to register and proceed with RDMA operations.

Fixes: 1ab968d2f1 ("bnxt_en: Add PCI ID for BCM57508 device.")
Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Michael Chan 2018-11-15 03:25:39 -05:00 committed by David S. Miller
parent d19819297d
commit addd4df6d7
1 changed files with 3 additions and 0 deletions
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3
drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c
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@ -43,6 +43,9 @@ static int bnxt_register_dev(struct bnxt_en_dev *edev, int ulp_id,
if (ulp_id == BNXT_ROCE_ULP) {
unsigned int max_stat_ctxs;
if (bp->flags & BNXT_FLAG_CHIP_P5)
return -EOPNOTSUPP;
max_stat_ctxs = bnxt_get_max_func_stat_ctxs(bp);
if (max_stat_ctxs <= BNXT_MIN_ROCE_STAT_CTXS ||
bp->num_stat_ctxs == max_stat_ctxs)