Problem in loading module of Software trigger

[Jonathan Cameron]

Insmod will not pick up dependencies in the same way modprobe will.

Make sure to also insmod industrialio.ko and iio-sw-trigger.ko before the sw trigger module. I
 think those are the only ones you will need.

J



On 26 March 2017 08:02:05 BST, SIMRAN SINGHAL <singhalsimran0 at gmail.com> wrote:
>I read this documentation "Documentation/iio/iio_configfs.txt" for
>creating software trigger.
>
>So, by following this I created the module with name iio-trig-sample.c
>in drivers/iio/trigger/.
>
>iio-trigger-sample.c also compiled successfully.
>
>Now, when I tried to insert module:
>
>$ sudo insmod iio-trig-sample.ko
>insmod: ERROR: could not insert module iio-trig-sample.ko: Unknown
>symbol in module
>
>Ans in /var/log/kern.log:
>I am getting following reason:-
>iio_trig_sample: Unknown symbol iio_unregister_sw_trigger_type (err 0)
>iio_trig_sample: Unknown symbol iio_register_sw_trigger_type (err 0)
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