Re: [patch 3/4] MFD: Remove unnecessary fields if mfd_cell structure.

From: Ben Dooks
Date: Wed Jul 09 2008 - 07:12:32 EST


On Wed, Jul 09, 2008 at 03:09:12PM +0400, Dmitry wrote:
> 2008/7/9 Ben Dooks <ben-linux@xxxxxxxxx>:
> > The enable,disable,suspend and resume entry in the struct mfd_cell
> > do not seem to be necessary as they should be handled by the
> > platform driver that the device created has bound to.
>
> NAK. It's used e.g. by the tmio-nand driver. These fields provide easy
> way to support
> enhanced power management, etc.

What enhancements over the standard platform device model do you need?

> >
> > Signed-off-by: Ben Dooks <ben-linux@xxxxxxxxx>
> >
> > Index: linux-2.6.26-rc9-next20080709/include/linux/mfd/core.h
> > ===================================================================
> > --- linux-2.6.26-rc9-next20080709.orig/include/linux/mfd/core.h 2008-07-09 10:44:45.000000000 +0100
> > +++ linux-2.6.26-rc9-next20080709/include/linux/mfd/core.h 2008-07-09 10:45:06.000000000 +0100
> > @@ -23,12 +26,6 @@
> > */
> > struct mfd_cell {
> > const char *name;
> > -
> > - int (*enable)(struct platform_device *dev);
> > - int (*disable)(struct platform_device *dev);
> > - int (*suspend)(struct platform_device *dev);
> > - int (*resume)(struct platform_device *dev);
> > -
> > void *driver_data; /* driver-specific data */
> >
> > /*
> >
> > --
> >
>
>
>
> --
> With best wishes
> Dmitry

--
--
Ben

Q: What's a light-year?
A: One-third less calories than a regular year.

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