linux-kernel - Re: [PATCH v2 3/6] mailbox: Add support for ST's Mailbox IP

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Date:	Thu, 30 Jul 2015 14:31:20 +0100
From:	Lee Jones <lee.jones@...aro.org>
To:	Paul Bolle <pebolle@...cali.nl>
Cc:	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	kernel@...inux.com, jassisinghbrar@...il.com,
	devicetree@...r.kernel.org
Subject: Re: [PATCH v2 3/6] mailbox: Add support for ST's Mailbox IP

On Thu, 30 Jul 2015, Paul Bolle wrote:

> On do, 2015-07-30 at 12:45 +0100, Lee Jones wrote:
> > On Wed, 29 Jul 2015, Paul Bolle wrote:
> > > Besides, if I read sti_max_probe() correctly, without OF support
> > > loading
> > > this module won't accomplish much. So what would another way of
> > > autoloading this module buy you?
> > 
> > I think this line can be safely removed.
> 
> Looking at this patch a little more I notice there's no line reading
>      MODULE_DEVICE_TABLE(of, sti_mailbox_match);
> 
> The three mailbox drivers that currently support OF do have such a line.
> So "another way of autoloading" was rather sloppy as now I don't see how
> this driver, if build as a module, will get auto-loaded. Maybe there's
> an auto-loading mechanism that I'm not aware of here. Or perhaps auto
> -loading is not needed.
> 
> Similar question for patch 5/6 and the lack of a line reading
>     MODULE_DEVICE_TABLE(of, mbox_test_match);

Yes, both of those lines should be present.

FYW, I don't test these drivers as modules and have no desire to.  I
always build everything into a single kernel binary, so any feedback
regarding the module enabling code is appreciated.

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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