hinic: fix a bug of waitting for IO stopped

[ Upstream commit 96758117dc528e6d84bd23d205e8cf7f31eda029 ]

it's unreliable for fw to check whether IO is stopped, so driver
wait for enough time to ensure IO process is done in hw before
freeing resources

Signed-off-by: Luo bin <luobin9@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
1 file changed