Re: [PATCH] i2c: Allow i2c_add_numbered_adapter() to assign a busid.

From: Jean Delvare
Date: Tue Jul 05 2011 - 04:53:47 EST


Hi Grant,

Sorry for the late answer.

On Mon, 27 Jun 2011 13:02:45 -0600, Grant Likely wrote:
> On Mon, Jun 27, 2011 at 12:55 PM, Grant Likely
> <grant.likely@xxxxxxxxxxxx> wrote:
> > Currently, if an i2c bus driver supports both static and dynamic bus
> > ids, it needs to choose between calling i2c_add_numbered_adapter() and
> > i2c_add_adapter().  This patch makes i2c_add_numbered_adapter()
> > redirect to i2c_add_adapter() if the requested bus id is -1.
> >
> > Signed-off-by: Grant Likely <grant.likely@xxxxxxxxxxxx>
>
> Oops, forgot to edit the email before sending the patch.
>
> This patch is as-yet untested other than build testing, but I want to
> get feedback. With the move to DT on ARM, there are going to be a lot
> more i2c bus drivers that need to support both static and dynamically
> allocated busses, and it is very likely that it will be needed in the
> v3.1 merge window.
>
> Ben/Jean, *IF* this patch tests out okay, and *IF* I get an ack from
> you, it will probably need to have this commit in my devicetree/next
> branch. If so, then I'll either need to commit it myself, or have it
> put into a separate topic branch that both of us can merge into our
> trees. What is your preference.
>
> John: this is the patch that I asked you to write earlier today, but I
> think one of the TI folks will run into the same issue, so I wanted to
> get it drafted and onto the list ASAP.

If this makes your life easier then I have no objection, you can go
ahead. I don't expect any conflict with my tree as there is no i2c-core
work going on on my end at the moment. So you can just take it in your
tree and merge it yourself as you see fit.

Acked-by: Jean Delvare <khali@xxxxxxxxxxxx>

--
Jean Delvare
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