[PATCH v5 1/3] hwmon: iio_hwmon: defer probe when no channel is found

Jonathan Cameron jic23 at kernel.org
Sat Sep 10 08:02:32 PDT 2016

On 09/09/16 05:26, Guenter Roeck wrote:
> On 09/08/2016 07:28 AM, Quentin Schulz wrote:
>> iio_channel_get_all returns -ENODEV when it cannot find either phandles and
>> properties in the Device Tree or channels whose consumer_dev_name matches
>> iio_hwmon in iio_map_list. The iio_map_list is filled in by iio drivers
>> which might be probed after iio_hwmon.
>> It is better to defer the probe of iio_hwmon if such error is returned by
>> iio_channel_get_all in order to let a chance to iio drivers to expose
>> channels in iio_map_list.
>> Signed-off-by: Quentin Schulz <quentin.schulz at free-electrons.com>
>> ---
>> v5:
>>  - patch re-inserted,
> Grumble ... applied to -next anyway.
> I'll direct any complaints your way ;-)
> Guenter
Thanks.  I'll try and squeeze some time to look at a more general
solution (reworking how we set the maps up in the first place) if
no one else gets to it first!

It's on the list :)


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