media: v4l: async: Rename v4l2_async_subdev as v4l2_async_connection

Rename v4l2_async_subdev as v4l2_async_connection, in order to
differentiate between the sub-devices and their connections: one
sub-device can have many connections but the V4L2 async framework has so
far allowed just a single one. Connections in this context will later
translate into either MC ancillary or data links.

This patch prepares changing that relation by changing existing users of
v4l2_async_subdev to switch to v4l2_async_connection. Async sub-devices
themselves will not be needed anymore

Additionally, __v4l2_async_nf_add_subdev() has been renamed
__v4l2_async_nf_add_connection().

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Tested-by: Philipp Zabel <p.zabel@pengutronix.de> # imx6qp
Tested-by: Niklas Söderlund <niklas.soderlund@ragnatech.se> # rcar + adv746x
Tested-by: Aishwarya Kothari <aishwarya.kothari@toradex.com> # Apalis i.MX6Q with TC358743
Tested-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> # Renesas RZ/G2L SMARC
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>

1 files changed, 4 insertions, 4 deletions

diff --git a/drivers/media/platform/st/stm32/stm32-dcmi.c b/drivers/media/platform/st/stm32/stm32-dcmi.c
index b2e2af593291..b029efa992d6 100644
--- a/drivers/media/platform/st/stm32/stm32-dcmi.c
+++ b/drivers/media/platform/st/stm32/stm32-dcmi.c
@@ -1837,7 +1837,7 @@ static int dcmi_graph_notify_complete(struct v4l2_async_notifier *notifier)
 
 static void dcmi_graph_notify_unbind(struct v4l2_async_notifier *notifier,
 				     struct v4l2_subdev *sd,
-				     struct v4l2_async_subdev *asd)
+				     struct v4l2_async_connection *asd)
 {
 	struct stm32_dcmi *dcmi = notifier_to_dcmi(notifier);
 
@@ -1849,7 +1849,7 @@ static void dcmi_graph_notify_unbind(struct v4l2_async_notifier *notifier,
 
 static int dcmi_graph_notify_bound(struct v4l2_async_notifier *notifier,
 				   struct v4l2_subdev *subdev,
-				   struct v4l2_async_subdev *asd)
+				   struct v4l2_async_connection *asd)
 {
 	struct stm32_dcmi *dcmi = notifier_to_dcmi(notifier);
 	unsigned int ret;
@@ -1887,7 +1887,7 @@ static const struct v4l2_async_notifier_operations dcmi_graph_notify_ops = {
 
 static int dcmi_graph_init(struct stm32_dcmi *dcmi)
 {
-	struct v4l2_async_subdev *asd;
+	struct v4l2_async_connection *asd;
 	struct device_node *ep;
 	int ret;
 
@@ -1901,7 +1901,7 @@ static int dcmi_graph_init(struct stm32_dcmi *dcmi)
 
 	asd = v4l2_async_nf_add_fwnode_remote(&dcmi->notifier,
 					      of_fwnode_handle(ep),
-					      struct v4l2_async_subdev);
+					      struct v4l2_async_connection);
 
 	of_node_put(ep);