Re: [PATCH 2/2] ide: add proper PCI PM support

From: Bartlomiej Zolnierkiewicz
Date: Sun Aug 03 2008 - 10:18:50 EST


On Saturday 02 August 2008, Rafael J. Wysocki wrote:
> On Saturday, 2 of August 2008, Bartlomiej Zolnierkiewicz wrote:
> > * Keep pointer to ->init_chipset method also in
> > struct ide_host and set it in ide_host_alloc_all().
> >
> > * Add ide_pci_suspend() and ide_pci_resume() helpers
> > (default ->suspend and ->resume implementations).
> >
> > * ->init_chipset can no longer be marked __devinit.
> >
> > * Add proper PCI PM support to IDE PCI host drivers
> > (rz1000.c and tc86c001.c are skipped for now since
> > they need to be converted from using ->init_hwif
> > to use ->init_chipset instead).
>
> Well, first, the work on improving the PCI PM support by IDE drivers is much
> appreciated.
>
> Still, since you're adding new routines etc., it may be a good time to
> implement them using the new PM framework, as defined in
> include/linux/pm.h (please also have a look at drivers/pci/pci-driver.c for the
> PCI bus type's PM callbacks implementation details). Unfortunately, it's not
> been well documented yet, so if you have any questions, please ask.
>
> In fact, we need some example implementations of the new PM callbacks and
> since you know the drivers in question very well, we could use your
> implementations as examples, if you don't mind. [Certainly, they would be
> better than PM callbacks written by me for any driver. ;-) ]

Thanks for reviewing the patch. I'll take a look into converting it to
use new PM infrastructure (it may take a while so please be patient).
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