linux-kernel - Re: [PATCH 02/18] staging: iio: hmc5843: Export missing SPI module alias information

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Date:	Tue, 1 Sep 2015 01:09:01 +0200
From:	Javier Martinez Canillas <javier@....samsung.com>
To:	Jonathan Cameron <jic23@...nel.org>, linux-kernel@...r.kernel.org
Cc:	devel@...verdev.osuosl.org, linux-iio@...r.kernel.org,
	Peter Meerwald <pmeerw@...erw.net>,
	Krzysztof Kozlowski <k.kozlowski@...sung.com>,
	Lars-Peter Clausen <lars@...afoo.de>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Hartmut Knaack <knaack.h@....de>
Subject: Re: [PATCH 02/18] staging: iio: hmc5843: Export missing SPI module
 alias information

Hello Jonathan,

On 08/22/2015 07:59 PM, Jonathan Cameron wrote:
> On 20/08/15 08:07, Javier Martinez Canillas wrote:
>> The SPI core always reports the MODALIAS uevent as "spi:<modalias>"
>> regardless of the mechanism that was used to register the device
>> (i.e: OF or board code) and the table that is used later to match
>> the driver with the device (i.e: SPI id table or OF match table).
>>
>> So drivers needs to export the SPI id table and this be built into
>> the module or udev won't have the necessary information to autoload
>> the needed driver module when the device is added.
>>
>> Signed-off-by: Javier Martinez Canillas <javier@....samsung.com>
> Applied to the togreg branch of iio.git.
> 
> This is too late for the upcoming merge window so it will be queued up for
> the next one.
>

IMHO this patch and "[PATCH 01/18] iio: Export SPI module alias
information in missing drivers" [0] are fixing broken module
autoloading which are bugs so are material for the 4.3 -rc cycle.
 
> Thanks,
> 
> Jonathan

[0]: https://lkml.org/lkml/2015/8/20/111

Best regards,
-- 
Javier Martinez Canillas
Open Source Group
Samsung Research America
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