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media: v4l: subdev: Document s_power() callback is deprecated

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Runtime PM has been around for a decade or more, there's hardly a need to
use the V4L2 specific s_power() callback in drivers anymore. Document this
in s_power() callback documentation as well.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
This commit is contained in:
Sakari Ailus 2022-09-19 13:07:30 +03:00
parent a8278ad796
commit c2079f3e22
1 changed files with 4 additions and 1 deletions
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5
include/media/v4l2-subdev.h
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@ -176,7 +176,10 @@ struct v4l2_subdev_io_pin_config {
* @s_register: callback for VIDIOC_DBG_S_REGISTER() ioctl handler code.
*
* @s_power: puts subdevice in power saving mode (on == 0) or normal operation
* mode (on == 1).
* mode (on == 1). DEPRECATED. See
* Documentation/driver-api/media/camera-sensor.rst . pre_streamon and
* post_streamoff callbacks can be used for e.g. setting the bus to LP-11
* mode before s_stream is called.
*
* @interrupt_service_routine: Called by the bridge chip's interrupt service
* handler, when an interrupt status has be raised due to this subdev,