Re: [PATCH 3/4] mfd: imanager2: Add Core supports for IT8516/18/28

From: Wei-Chun Pan
Date: Tue Aug 19 2014 - 06:05:27 EST


> You've replied to this email as an independent message, so now there is little
> context. When you reply, please ensure your mailer replies to the thread.
>

Could you tell me more detail about this?
I use Git to reply mails but don't know how to set them to be dependent on.

> On Thu, 07 Aug 2014, Wei-Chun Pan wrote:
> > I have a question for your comment. As your mail,
> >
> > > > +
> > > > +static void __exit imanager2_mfd_device_exit(void) {
> > > > + mfd_remove_devices(&ec_pdev->dev);
> > > > + platform_device_unregister(ec_pdev);
> > > > +}
> > > > +
> > > > +module_init(imanager2_mfd_device_init);
> > > > +module_exit(imanager2_mfd_device_exit);
> > >
> > > This is a mess. Use module_platform_driver() instead.
> > >
> > > > +MODULE_AUTHOR("Richard Vidal-Dorsch <richard.dorsch at
> > > > +advantech.com>");
> > > > +MODULE_DESCRIPTION("iManager2 platform device definitions v"
> > > > +DRV_VERSION); MODULE_LICENSE("GPL");
> MODULE_VERSION(DRV_VERSION);
> > >
> >
> > How can I use module_platform_driver() and my driver exit function
> > also can do mfd_remove_devices().
> > Or any other better function install of mfd_remove_devices()?
>
> That's the point - you don't do mfd_remove_devices() in exit(), you do
> mfd_add_devices() in .probe() and mfd_remove_devices() in .remove().
>
> The only thing you want to do in init() is platform_driver_register(), or even better
> - don't have init() and exit() calls and use use
> module_platform_driver_probe() instead.
>

It seems that module_platform_driver() only registers/unregisters driver but not device.
Is there a method to register/unregister my device?

--
Wei-Chun Pan
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