net/mlx5: Query PPS pin operational status before registering it
[ Upstream commit ed56d749 ] In a special configuration, a ConnectX6-Dx pin pps-out might be activated when driver is loaded. Fix the driver to always read the operational pin mode when registering it, and advertise it accordingly. Fixes: ee7f1220 ("net/mlx5e: Implement 1PPS support") Signed-off-by: Eran Ben Elisha <eranbe@mellanox.com> Signed-off-by: Saeed Mahameed <saeedm@mellanox.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
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