diff options
| author |   Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> | 2015-11-03 00:27:51 -0200 |
|---|---|---|
| committer |   Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2016-09-09 11:20:09 -0300 |
| commit | 68429f50ab60074e58b98010103fcc5bac4afd54 (patch) | |
| tree | 79238fd7fd84b0d20692ef653c735c0fe22dfc57 /include/media | |
| parent | [media] smiapp: Add support for 14 and 16 bits per sample depths (diff) | |
| download | linux-dev-68429f50ab60074e58b98010103fcc5bac4afd54.tar.xz linux-dev-68429f50ab60074e58b98010103fcc5bac4afd54.zip | |
[media] media: Move media_device link_notify operation to an ops structure
This will allow adding new operations without increasing the
media_device structure size for drivers that don't implement any media
device operation.
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'include/media')
| -rw-r--r-- | include/media/media-device.h | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/include/media/media-device.h b/include/media/media-device.h index 481dd6c672cb..ef93e21335df 100644 --- a/include/media/media-device.h +++ b/include/media/media-device.h @@ -49,6 +49,16 @@ struct media_entity_notify { }; /** + * struct media_device_ops - Media device operations + * @link_notify: Link state change notification callback. This callback is + * called with the graph_mutex held. + */ +struct media_device_ops { + int (*link_notify)(struct media_link *link, u32 flags, + unsigned int notification); +}; + +/** * struct media_device - Media device * @dev: Parent device * @devnode: Media device node @@ -80,8 +90,7 @@ struct media_entity_notify { * @enable_source: Enable Source Handler function pointer * @disable_source: Disable Source Handler function pointer * - * @link_notify: Link state change notification callback. This callback is - * called with the graph_mutex held. + * @ops: Operation handler callbacks * * This structure represents an abstract high-level media device. It allows easy * access to entities and provides basic media device-level support. The @@ -150,8 +159,7 @@ struct media_device { struct media_pipeline *pipe); void (*disable_source)(struct media_entity *entity); - int (*link_notify)(struct media_link *link, u32 flags, - unsigned int notification); + const struct media_device_ops *ops; }; /* We don't need to include pci.h or usb.h here */ |