[PATCH 10/10] drivers: misc: use module_platform_driver_probe()

[Fabio Porcedda]

On Mon, Mar 18, 2013 at 12:28 PM, Arnd Bergmann <arnd at arndb.de> wrote:
> On Monday 18 March 2013, Fabio Porcedda wrote:
>>
>> On Mon, Mar 18, 2013 at 11:58 AM, Arnd Bergmann <arnd at arndb.de> wrote:
>> > On Monday 18 March 2013, Fabio Porcedda wrote:
>> >> Since by using platform_driver_probe() the  function
>> >> ep93xx_pwm_probe() is freed after initialization,
>> >> is better to use module_platform_drive_probe().
>> >> IMHO i don't see any good reason to use module_platform_driver() for
>> >> this driver.
>> >
>> > As I commented earlier, the platform_driver_probe() and
>> > module_platform_drive_probe() interfaces are rather dangerous in combination
>> > with deferred probing, I would much prefer Harley's patch.
>>
>> Since those drivers don't use -EPROBE_DEFER i was thinking that they don't use
>> deferred probing.
>> I'm missing something?
>
> clk_get() may return -EPROBE_DEFER after ep93xx is converted to use the
> common clk API. We currently return the value of clk_get from the probe()
> function, which will automatically do the right thing as long as the probe
> function remains reachable.

Thanks for the explanation.

Regards
Fabio Porcedda

>         Arnd