It would be nice to replace the PCIe link-up loop as well but
there are too many uses of this that do not poll (and the
read_poll_timeout uses "timeout==0" to loop forever).

Link: https://lore.kernel.org/r/20221011184211.18128-4-jim2101024@gmail.comSigned-off-by: NJim Quinlan <jim2101024@gmail.com>
Signed-off-by: NLorenzo Pieralisi <lpieralisi@kernel.org>
Acked-by: NFlorian Fainelli <f.fainelli@gmail.com>