On 1/11/08, Jean Delvare <[EMAIL PROTECTED]> wrote:
> Hi Jon,
>
> On Wed, 19 Dec 2007 23:41:36 -0500, Jon Smirl wrote:
> > Since copying i2c-mpc.c to maintain support for the ppc architecture seems 
> > to be an issue; instead rework i2c-mpc.c to use CONFIG_PPC_MERGE #ifdefs to 
> > support both the ppc and powerpc architecture. When ppc is deleted in six 
> > months these #ifdefs will need to be removed.
> >
> > Another rework of the i2c for powerpc device tree patch. This version 
> > implements standard alias naming only on the powerpc platform and only for 
> > the device tree names. The old naming mechanism of 
> > i2c_client.name,driver_name is left in place and not changed for 
> > non-powerpc platforms. This patch is fully capable of dynamically loading 
> > the i2c modules. You can modprobe in the i2c-mpc driver and the i2c modules 
> > described in the device tree will be automatically loaded. Modules also 
> > work if compiled in.
> >
> > The follow on patch to module-init-tools is also needed since the i2c 
> > subsystem has never implemented dynamic loading.
> >
> > The following series implements standard linux module aliasing for i2c 
> > modules on arch=powerpc. It then converts the mpc i2c driver from being a 
> > platform driver to an open firmware one. I2C device names are picked up 
> > from the device tree. Module aliasing is used to translate from device tree 
> > names into to linux kernel names. Several i2c drivers are updated to use 
> > the new aliasing.
>
> Now that I have read all the previous versions of this patch series
> and, more importantly, all objections that were raised on the way, I
> can start reviewing the latest iteration of your patches. I'll also do
> some testing, although I have no powerpc stuff here, but at least I
> want to make sure that there are no regressions introduced by your
> patches on x86.


Various people were worried about x86. Around version 15 I altered the
patches so that they only impacted PowerPC. If they impact x86 in
current form that is a bug.

When x86 is ready for it I do think dynamic module loading should be
implemented there also.
>
> --
> Jean Delvare
>


-- 
Jon Smirl
[EMAIL PROTECTED]

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