On Thu, May 21, 2020 at 10:44:34PM +0800, Hui Wang wrote: > The machine driver module and codec driver module don't have > dependency, it is possible that the machine driver is loaded ahead of > the codec driver, then the register_card() will fail and return > EPROBE_DEFER, in this case the driver should not print error log since > this is not a real failure. This isn't helpful to people who are trying to figure out why the driver isn't loading - if we silently fail then the user will struggle to determine what the problem that causes their driver to fail to bind is.
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