[i2c] [patch/rft 4/4] rtc-ds1307 platform update, powerpc mpc834x_itx and mpc8313_rdb
Jean Delvare
khali at linux-fr.org
Tue May 15 23:24:28 EST 2007
On Mon, 14 May 2007 11:49:27 -0700, David Brownell wrote:
>
> > > > @@ -329,7 +330,7 @@ static int fsl_i2c_probe(struct platform
> > > > i2c->adap = mpc_ops;
> > > > i2c_set_adapdata(&i2c->adap, i2c);
> > > > i2c->adap.dev.parent = &pdev->dev;
> > > > - if ((result = i2c_add_adapter(&i2c->adap)) < 0) {
> > > > + if ((result = i2c_add_numbered_adapter(&i2c->adap)) < 0) {
> > > > printk(KERN_ERR "i2c-mpc - failed to add adapter\n");
> > > > goto fail_add;
> > > > }
> > >
> > > ...
> > >
> > > I think you need to add this line before the call to i2c_add_numbered_adapter:
> > >
> > > i2c->adap.nr = pdev->id;
> >
> > If these chips do have multiple instances of that adapter logic,
> > that would be an appropriate change. The only "gotcha" might be
> > that some platforms use the "pdev->id = -1" trick when there's
> > only a single instance ... that would probably map to zero.
> >
> > I'll hope that whoever makes all this work will resolve those
> > particular questions ...
>
> Oh, and by the way: patches updating I2C adapter drivers to work
> with new-style drivers look to be OK to get into 2.6.22 with just
> an Ack from Jean, via the MM tree. (Right, Jean?)
Correct. I will happily ack such patches, but I won't be pushing them
upstream - unless waiting until 2.6.23 is OK for you.
--
Jean Delvare
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