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Diffstat (limited to '')
| -rw-r--r-- | drivers/net/tg3.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c index 9c5690366f37..f52466d2ece3 100644 --- a/drivers/net/tg3.c +++ b/drivers/net/tg3.c @@ -10840,9 +10840,11 @@ static int tg3_run_loopback(struct tg3 *tp, int loopback_mode) if (loopback_mode == TG3_MAC_LOOPBACK) { /* HW errata - mac loopback fails in some cases on 5780. * Normal traffic and PHY loopback are not affected by - * errata. + * errata. Also, the MAC loopback test is deprecated for + * all newer ASIC revisions. */ - if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780) + if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780 || + (tp->tg3_flags & TG3_FLAG_CPMU_PRESENT)) return 0; mac_mode = tp->mac_mode & |