Currently, the revision of the pci device is used to identify
whether FEC is supported, which is not good for maintainability
and compatibility. So use a capability flag to do that.
Signed-off-by: NGuangbin Huang <huangguangbin2@huawei.com>
Signed-off-by: NHuazhong Tan <tanhuazhong@huawei.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>