Messages in this thread | | | Subject | Re: [PATCH v4 2/2] efi: an sysfs interface for user to update efi firmware | From | James Bottomley <> | Date | Wed, 22 Apr 2015 08:35:54 -0700 |
| |
On Wed, 2015-04-15 at 15:19 +0200, Greg Kroah-Hartman wrote: > On Wed, Apr 15, 2015 at 11:32:29AM +0000, Kweh, Hock Leong wrote: > > > -----Original Message----- > > > From: Greg Kroah-Hartman [mailto:gregkh@linuxfoundation.org] > > > Sent: Tuesday, April 14, 2015 10:09 PM > > > > > > On Tue, Apr 14, 2015 at 05:44:56PM +0800, Kweh, Hock Leong wrote: > > > > + */ > > > > +static void __exit efi_capsule_loader_exit(void) > > > > +{ > > > > + platform_device_unregister(efi_capsule_pdev); > > > > > > This is not a platform device, don't abuse that interface please. > > > > > > greg k-h > > > > Okay, so you would recommend to use device_register() for this case? > > Or you would think that this is more suitable to use class_register()? > > A class isn't needed, you just want a device right? So just use a > device, but not a platform device, as that isn't what you have here.
Coming back to this, am I the only one confused here? What is a 'platform device' then? Because if it doesn't fit a direct channel to the platform firmware, which seems to be one of the definitions covered in driver-model/platform.txt under devices with minimal infrastructure then perhaps the documentation needs updating.
James
| |