linux-kernel - Re: [PATCH] misc: cs5535-mfgpt: Replace 'module_init' with 'module_platform

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Message-ID: <20130928221400.GA4630@gmail.com>
Date:	Sun, 29 Sep 2013 01:14:02 +0300
From:	Elad Wexler <elad.wexler@...il.com>
To:	richard -rw- weinberger <richard.weinberger@...il.com>
Cc:	arnd@...db.de, gregkh@...uxfoundation.org,
	linux-kernel@...r.kernel.org, elad.wexler@...il.com
Subject: Re: [PATCH] misc: cs5535-mfgpt: Replace 'module_init' with
 'module_platform_driver'

On Sat, Sep 28, 2013 at 08:54:55PM +0200, richard -rw- weinberger wrote:
> On Sat, Sep 28, 2013 at 8:14 PM,  <elad.wexler@...il.com> wrote:
> > From: Elad Wexler <elad.wexler@...il.com>
> >
> > Driver doesn't do anything special in 'module_init'.
> >
> > 'module_platform_init' makes the code more readable.
> >
> > Signed-off-by: Elad Wexler <elad.wexler@...il.com>
> 
> NAK.
> 
> By moving to module_platform_init() you make this module unloadable.
> Currently it is unloadable for good reasons.
> The cs5535-mfgpt chip is nasty because it has no reliable reset function.
> Therefore by unloading and loading the module again bad things can happen.
> 
I think this HW information should be well documented.
Explaining the reason why it doesn't implemented the 'module_exit'

> -- 
> Thanks,
> //richard
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