Re: [rtc-linux] Re: [PATCH 4/7] rtc: PCF50633 rtc driver

From: Balaji Rao
Date: Sun Dec 14 2008 - 18:30:17 EST


On Sun, Dec 14, 2008 at 11:21:28PM +0100, Alessandro Zummo wrote:
> On Mon, 15 Dec 2008 03:34:30 +0530
> Balaji Rao <balajirrao@xxxxxxxxxxxx> wrote:
>
> > Hmm. This patch is included in [PATCH 1/7] of the series - which
> > implements the core driver. This core driver needs this file to compile
> > and not including there is going to break the bisectability of the
> > series. Isn't this what I'm supposed to do ? Please correct me if I'm
> > wrong.
>
> ok, then don't break.
>

OK, thinking more about this, I realised that this series, has to be
taken in together, as rtc-pcf50633.c alone wouldn't compile for you..

Probably it could be taken into the MFD tree once you ACK this ? I don't
know.. If this is not a problem at all, please feel free to ignore me!

> > > > + pcf = platform_get_drvdata(pdev);
> > >
> > > uh? where did you set up the pointer?
> > >
> > >
> > > > + /* Set up IRQ handlers */
> > > > + pcf->irq_handler[PCF50633_IRQ_ALARM].handler = pcf50633_rtc_irq;
> > > > + pcf->irq_handler[PCF50633_IRQ_SECOND].handler = pcf50633_rtc_irq;
> > > > +
> > > > + pcf->rtc.rtc_dev = rtc;
> > >
> > > ??
> > >
> >
> > It's done in the core driver - [PATCH 1/7] of this series.
>
> mm. that's strange. a platform driver is supposed to receive informational
> structures (regions, irqs, ...) and init driver data by itself. you shouldn't need
> to mess with the drvdata pointer.
>

Oh, ok. I now see how I can do better. Will wait for comments for the
rest of the series and post a improved version.

> I do not also feel fine with the irq handlers setup. Your core should export
> a function for irq registration.
>

Yes, ok.

> > Thank you for the review. Will send again after resolving the issues.
>
> thanks for your contribution. you are doing great things at openmoko.
>

You're welcome.

- Balaji
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