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>

4 files changed, 13 insertions, 13 deletions

diff --git a/drivers/media/platform/nxp/imx-mipi-csis.c b/drivers/media/platform/nxp/imx-mipi-csis.c
index 8483ce576975..f7d64fb48434 100644
--- a/drivers/media/platform/nxp/imx-mipi-csis.c
+++ b/drivers/media/platform/nxp/imx-mipi-csis.c
@@ -1229,7 +1229,7 @@ mipi_notifier_to_csis_state(struct v4l2_async_notifier *n)
 
 static int mipi_csis_notify_bound(struct v4l2_async_notifier *notifier,
 				  struct v4l2_subdev *sd,
-				  struct v4l2_async_subdev *asd)
+				  struct v4l2_async_connection *asd)
 {
 	struct mipi_csis_device *csis = mipi_notifier_to_csis_state(notifier);
 	struct media_pad *sink = &csis->sd.entity.pads[CSIS_PAD_SINK];
@@ -1246,7 +1246,7 @@ static int mipi_csis_async_register(struct mipi_csis_device *csis)
 	struct v4l2_fwnode_endpoint vep = {
 		.bus_type = V4L2_MBUS_CSI2_DPHY,
 	};
-	struct v4l2_async_subdev *asd;
+	struct v4l2_async_connection *asd;
 	struct fwnode_handle *ep;
 	unsigned int i;
 	int ret;
@@ -1277,7 +1277,7 @@ static int mipi_csis_async_register(struct mipi_csis_device *csis)
 	dev_dbg(csis->dev, "flags: 0x%08x\n", csis->bus.flags);
 
 	asd = v4l2_async_nf_add_fwnode_remote(&csis->notifier, ep,
-					      struct v4l2_async_subdev);
+					      struct v4l2_async_connection);
 	if (IS_ERR(asd)) {
 		ret = PTR_ERR(asd);
 		goto err_parse;
diff --git a/drivers/media/platform/nxp/imx7-media-csi.c b/drivers/media/platform/nxp/imx7-media-csi.c
index 2ec1f3cd56a0..565c093fdff2 100644
--- a/drivers/media/platform/nxp/imx7-media-csi.c
+++ b/drivers/media/platform/nxp/imx7-media-csi.c
@@ -2032,7 +2032,7 @@ static const struct media_entity_operations imx7_csi_entity_ops = {
 
 static int imx7_csi_notify_bound(struct v4l2_async_notifier *notifier,
 				 struct v4l2_subdev *sd,
-				 struct v4l2_async_subdev *asd)
+				 struct v4l2_async_connection *asd)
 {
 	struct imx7_csi *csi = imx7_csi_notifier_to_dev(notifier);
 	struct media_pad *sink = &csi->sd.entity.pads[IMX7_CSI_PAD_SINK];
@@ -2057,7 +2057,7 @@ static const struct v4l2_async_notifier_operations imx7_csi_notify_ops = {
 
 static int imx7_csi_async_register(struct imx7_csi *csi)
 {
-	struct v4l2_async_subdev *asd;
+	struct v4l2_async_connection *asd;
 	struct fwnode_handle *ep;
 	int ret;
 
@@ -2072,7 +2072,7 @@ static int imx7_csi_async_register(struct imx7_csi *csi)
 	}
 
 	asd = v4l2_async_nf_add_fwnode_remote(&csi->notifier, ep,
-					      struct v4l2_async_subdev);
+					      struct v4l2_async_connection);
 
 	fwnode_handle_put(ep);
 
diff --git a/drivers/media/platform/nxp/imx8-isi/imx8-isi-core.c b/drivers/media/platform/nxp/imx8-isi/imx8-isi-core.c
index 186db02aa84e..da1572f8ff42 100644
--- a/drivers/media/platform/nxp/imx8-isi/imx8-isi-core.c
+++ b/drivers/media/platform/nxp/imx8-isi/imx8-isi-core.c
@@ -30,12 +30,12 @@
  */
 
 struct mxc_isi_async_subdev {
-	struct v4l2_async_subdev asd;
+	struct v4l2_async_connection asd;
 	unsigned int port;
 };
 
 static inline struct mxc_isi_async_subdev *
-asd_to_mxc_isi_async_subdev(struct v4l2_async_subdev *asd)
+asd_to_mxc_isi_async_subdev(struct v4l2_async_connection *asd)
 {
 	return container_of(asd, struct mxc_isi_async_subdev, asd);
 };
@@ -48,12 +48,12 @@ notifier_to_mxc_isi_dev(struct v4l2_async_notifier *n)
 
 static int mxc_isi_async_notifier_bound(struct v4l2_async_notifier *notifier,
 					struct v4l2_subdev *sd,
-					struct v4l2_async_subdev *asd)
+					struct v4l2_async_connection *asc)
 {
 	const unsigned int link_flags = MEDIA_LNK_FL_IMMUTABLE
 				      | MEDIA_LNK_FL_ENABLED;
 	struct mxc_isi_dev *isi = notifier_to_mxc_isi_dev(notifier);
-	struct mxc_isi_async_subdev *masd = asd_to_mxc_isi_async_subdev(asd);
+	struct mxc_isi_async_subdev *masd = asd_to_mxc_isi_async_subdev(asc);
 	struct media_pad *pad = &isi->crossbar.pads[masd->port];
 	struct device_link *link;
 
diff --git a/drivers/media/platform/nxp/imx8mq-mipi-csi2.c b/drivers/media/platform/nxp/imx8mq-mipi-csi2.c
index ca2efcc21efe..326c3763b85a 100644
--- a/drivers/media/platform/nxp/imx8mq-mipi-csi2.c
+++ b/drivers/media/platform/nxp/imx8mq-mipi-csi2.c
@@ -567,7 +567,7 @@ mipi_notifier_to_csi2_state(struct v4l2_async_notifier *n)
 
 static int imx8mq_mipi_csi_notify_bound(struct v4l2_async_notifier *notifier,
 					struct v4l2_subdev *sd,
-					struct v4l2_async_subdev *asd)
+					struct v4l2_async_connection *asd)
 {
 	struct csi_state *state = mipi_notifier_to_csi2_state(notifier);
 	struct media_pad *sink = &state->sd.entity.pads[MIPI_CSI2_PAD_SINK];
@@ -587,7 +587,7 @@ static int imx8mq_mipi_csi_async_register(struct csi_state *state)
 	struct v4l2_fwnode_endpoint vep = {
 		.bus_type = V4L2_MBUS_CSI2_DPHY,
 	};
-	struct v4l2_async_subdev *asd;
+	struct v4l2_async_connection *asd;
 	struct fwnode_handle *ep;
 	unsigned int i;
 	int ret;
@@ -619,7 +619,7 @@ static int imx8mq_mipi_csi_async_register(struct csi_state *state)
 		state->bus.flags);
 
 	asd = v4l2_async_nf_add_fwnode_remote(&state->notifier, ep,
-					      struct v4l2_async_subdev);
+					      struct v4l2_async_connection);
 	if (IS_ERR(asd)) {
 		ret = PTR_ERR(asd);
 		goto err_parse;