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media: v4l2-mc: Make v4l2_pipeline_pm_{get,put} deprecated

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The v4l2_pipeline_pm_get() and v4l2_pipeline_pm_put() functions were
needed to control sub-devices' power states before runtime PM. These
functions should no longer be used, and instead sub-device drivers should
use runtime PM.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
This commit is contained in:
Sakari Ailus 2023-08-23 12:03:42 +03:00 committed by Hans Verkuil
parent e9e2e88f3c
commit b97213a411
1 changed files with 6 additions and 0 deletions
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6
include/media/v4l2-mc.h
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@ -143,6 +143,9 @@ int v4l2_create_fwnode_links(struct v4l2_subdev *src_sd,
* v4l2_pipeline_pm_get - Increase the use count of a pipeline
* @entity: The root entity of a pipeline
*
* THIS FUNCTION IS DEPRECATED. DO NOT USE IN NEW DRIVERS. USE RUNTIME PM
* ON SUB-DEVICE DRIVERS INSTEAD.
*
* Update the use count of all entities in the pipeline and power entities on.
*
* This function is intended to be called in video node open. It uses
@ -157,6 +160,9 @@ int v4l2_pipeline_pm_get(struct media_entity *entity);
* v4l2_pipeline_pm_put - Decrease the use count of a pipeline
* @entity: The root entity of a pipeline
*
* THIS FUNCTION IS DEPRECATED. DO NOT USE IN NEW DRIVERS. USE RUNTIME PM
* ON SUB-DEVICE DRIVERS INSTEAD.
*
* Update the use count of all entities in the pipeline and power entities off.
*
* This function is intended to be called in video node release. It uses