linux-kernel - Re: [PATCH] spi: Force the registration of the spidev devices

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Message-ID: <20150513183653.GA879@kroah.com>
Date:	Wed, 13 May 2015 11:36:53 -0700
From:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:	Mark Brown <broonie@...nel.org>
Cc:	Maxime Ripard <maxime.ripard@...e-electrons.com>,
	linux-kernel@...r.kernel.org, Hans de Goede <hdegoede@...hat.com>,
	linux-spi@...r.kernel.org, Martin Sperl <kernel@...tin.sperl.org>,
	Michal Suchanek <hramrach@...il.com>
Subject: Re: [PATCH] spi: Force the registration of the spidev devices

On Wed, May 13, 2015 at 07:32:11PM +0100, Mark Brown wrote:
> On Wed, May 13, 2015 at 11:16:31AM -0700, Greg Kroah-Hartman wrote:
> 
> > It should "just work" for all busses, but if you want to add a "new_id"
> > sysfs file, you need to add the logic for that to your bus.  It's the
> > bind/unbind files in the driver directories.
> 
> Oh, right.  For this to be useful here we'd need to implement a new_id
> file, bind and unbind don't do anything helpful here.  I think I'd have
> expected this to have a default implementation that non-enumerable buses
> could pick up.

No one has ever asked for that, so feel free to make a patch that adds
it :)

thanks,

greg k-h
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