Re: [PATCH] driver core: prevent deferred probe withplatform_driver_probe

[Mark Brown]

On Mon, Sep 23, 2013 at 10:48:47AM +0200, Johan Hovold wrote:
> Prevent drivers relying on platform_driver_probe from requesting
> deferred probing in order to avoid further futile probe attempts (either
> the driver has been unregistered or its probe function has been set to
> platform_drv_probe_fail when probing is retried).
> 
> Note that several platform drivers currently return subsystem errors
> from probe and that these can include -EPROBE_DEFER (e.g. if a gpio
> request fails).

This doesn't seem like the right end to address the problem from, it
seems like it would be better to move these drivers over to being normal
plaform drivers.  Using module_platform_driver() means relying on init
ordering which is the sort of thing we're trying to get away from.

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