Re: [PATCH] mfd: rtsx: fix PM suspend for 5227 & 5249

[micky]

On 09/19/2014 08:21 AM, Lee Jones wrote:
> On Thu, 18 Sep 2014, micky wrote:
>
> > On 09/18/2014 12:53 PM, Lee Jones wrote:
> > > On Thu, 18 Sep 2014, micky_ching@xxxxxxxxxxxxxx wrote:
> > >
> > > > From: Micky Ching <micky_ching@xxxxxxxxxxxxxx>
> > > >
> > > > Fix rts5227&5249 failed send buffer cmd after suspend,
> > > > PM_CTRL3 should reset before send any buffer cmd after suspend.
> > > > Otherwise, buffer cmd will failed, this will lead resume fail.
> > > >
> > > > Signed-off-by: Micky Ching <micky_ching@xxxxxxxxxxxxxx>
> > > > ---
> > > >   drivers/mfd/rts5227.c        |   19 +++++++++++++++++++
> > > >   drivers/mfd/rts5249.c        |    4 ++++
> > > >   drivers/mfd/rtsx_pcr.h       |    1 +
> > > >   include/linux/mfd/rtsx_pci.h |   12 ++++++++++++
> > > >   4 files changed, 36 insertions(+)
> > > I think you'll find you just broke the build.
> > >
> > > What happens when you compile these as modules?
> > I build as modules with no warning or error, did you find anything wrong?
> Yes, you don't export the functions.
>
> EXPORT_SYMBOL()
No need export symbol, all rts52xx.c and rtsx_pcr.c will build into a 
single rtsx_pci.ko file.
and we do not want these functions to be called in other place.
Because they are not a good interface, and may be changed in the future.

>

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