[Sound-open-firmware] [RFC PATCH 3/6] pipeline: ignore request for pipeline_prepare() if the pipeline is running

[Liam Girdwood]

On Wed, 2018-06-13 at 20:29 -0700, Ranjani Sridharan wrote:
> Ignore pipeline_prepare() calls when the pipeline is running already.
> This is to prevent errors in the case of hostless pipelines when
> the user tries to enable the pipeline when it is already active.
> 
> Signed-off-by: Ranjani Sridharan <ranjani.sridharan at linux.intel.com>


Could you explain how this can happen ? What action must the user take to do
this ?

Thanks

Liam