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media: v4l2: async: Remove notifier subdevs array

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All platform drivers have been converted to use
v4l2_async_notifier_add_subdev(), in place of adding
asd's to the notifier subdevs array. So the subdevs
array can now be removed from struct v4l2_async_notifier,
and remove the backward compatibility support for that
array in v4l2-async.c.

Signed-off-by: Steve Longerbeam <slongerbeam@gmail.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Steve Longerbeam
2018-09-29 15:54:19 -04:00
committed by Mauro Carvalho Chehab
parent d079f94c90
commit 66beb323e4
3 changed files with 30 additions and 117 deletions
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12
include/media/v4l2-fwnode.h
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@@ -259,12 +259,6 @@ typedef int (*parse_endpoint_func)(struct device *dev,
* This function may not be called on a registered notifier and may be called on
* a notifier only once.
*
* Do not allocate the notifier's subdevs array, or change the notifier's
* num_subdevs field. This is because this function uses
* @v4l2_async_notifier_add_subdev to populate the notifier's asd_list,
* which is in-place-of the subdevs array which must remain unallocated
* and unused.
*
* The &struct v4l2_fwnode_endpoint passed to the callback function
* @parse_endpoint is released once the function is finished. If there is a need
* to retain that configuration, the user needs to allocate memory for it.
@@ -316,12 +310,6 @@ int v4l2_async_notifier_parse_fwnode_endpoints(
* This function may not be called on a registered notifier and may be called on
* a notifier only once per port.
*
* Do not allocate the notifier's subdevs array, or change the notifier's
* num_subdevs field. This is because this function uses
* @v4l2_async_notifier_add_subdev to populate the notifier's asd_list,
* which is in-place-of the subdevs array which must remain unallocated
* and unused.
*
* The &struct v4l2_fwnode_endpoint passed to the callback function
* @parse_endpoint is released once the function is finished. If there is a need
* to retain that configuration, the user needs to allocate memory for it.