net: hns3: fix a phy loopback fail issue

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When phy driver does not implement the set_loopback interface,
phy loopback test will return -EOPNOTSUPP, and the loopback test
will fail. So when phy driver does not implement the set_loopback
interface, don't do phy loopback test.

Fixes: c9765a89d1 ("net: hns3: add phy selftest function")
Signed-off-by: Yonglong Liu <liuyonglong@huawei.com>
Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Yonglong Liu 2021-01-05 11:37:26 +08:00 • committed by David S. Miller

parent 9f9d41f03b

commit f04bbcbf1e

1 changed files with 2 additions and 1 deletions

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drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c

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