[v5,5/7] media: platform: ti: use for_each_endpoint_of_node()

Commit Message

Kuninori Morimoto July 1, 2024, 2:32 a.m. UTC

We already have for_each_endpoint_of_node(), don't use
of_graph_get_next_endpoint() directly. Replace it.

Signed-off-by: Kuninori Morimoto <[e-mail]>
Reviewed-by: Laurent Pinchart <[e-mail]>
---
 drivers/media/platform/ti/am437x/am437x-vpfe.c   | 12 +++++-------
 drivers/media/platform/ti/davinci/vpif_capture.c | 14 +++++++-------
 2 files changed, 12 insertions(+), 14 deletions(-)

Comments

Lad, Prabhakar July 1, 2024, 11:23 a.m. UTC | #1

On Mon, Jul 1, 2024 at 3:32 AM Kuninori Morimoto
<[e-mail]> wrote:
>
> We already have for_each_endpoint_of_node(), don't use
> of_graph_get_next_endpoint() directly. Replace it.
>
> Signed-off-by: Kuninori Morimoto <[e-mail]>
> Reviewed-by: Laurent Pinchart <[e-mail]>
> ---
>  drivers/media/platform/ti/am437x/am437x-vpfe.c   | 12 +++++-------
>  drivers/media/platform/ti/davinci/vpif_capture.c | 14 +++++++-------
>  2 files changed, 12 insertions(+), 14 deletions(-)
>
Reviewed-by: Prabhakar <[e-mail]>

Cheers,
Prabhakar

Patch

diff --git a/drivers/media/platform/ti/am437x/am437x-vpfe.c b/drivers/media/platform/ti/am437x/am437x-vpfe.c
index 77e12457d149..009ff68a2b43 100644
--- a/drivers/media/platform/ti/am437x/am437x-vpfe.c
+++ b/drivers/media/platform/ti/am437x/am437x-vpfe.c
@@ -2287,7 +2287,7 @@  static const struct v4l2_async_notifier_operations vpfe_async_ops = {
 static struct vpfe_config *
 vpfe_get_pdata(struct vpfe_device *vpfe)
 {
-	struct device_node *endpoint = NULL;
+	struct device_node *endpoint;
 	struct device *dev = vpfe->pdev;
 	struct vpfe_subdev_info *sdinfo;
 	struct vpfe_config *pdata;
@@ -2306,14 +2306,11 @@  vpfe_get_pdata(struct vpfe_device *vpfe)
 	if (!pdata)
 		return NULL;
 
-	for (i = 0; ; i++) {
+	i = 0;
+	for_each_endpoint_of_node(dev->of_node, endpoint) {
 		struct v4l2_fwnode_endpoint bus_cfg = { .bus_type = 0 };
 		struct device_node *rem;
 
-		endpoint = of_graph_get_next_endpoint(dev->of_node, endpoint);
-		if (!endpoint)
-			break;
-
 		sdinfo = &pdata->sub_devs[i];
 		sdinfo->grp_id = 0;
 
@@ -2371,9 +2368,10 @@  vpfe_get_pdata(struct vpfe_device *vpfe)
 		of_node_put(rem);
 		if (IS_ERR(pdata->asd[i]))
 			goto cleanup;
+
+		i++;
 	}
 
-	of_node_put(endpoint);
 	return pdata;
 
 cleanup:
diff --git a/drivers/media/platform/ti/davinci/vpif_capture.c b/drivers/media/platform/ti/davinci/vpif_capture.c
index c28794b6677b..16326437767f 100644
--- a/drivers/media/platform/ti/davinci/vpif_capture.c
+++ b/drivers/media/platform/ti/davinci/vpif_capture.c
@@ -1487,7 +1487,7 @@  static struct vpif_capture_config *
 vpif_capture_get_pdata(struct platform_device *pdev,
 		       struct v4l2_device *v4l2_dev)
 {
-	struct device_node *endpoint = NULL;
+	struct device_node *endpoint;
 	struct device_node *rem = NULL;
 	struct vpif_capture_config *pdata;
 	struct vpif_subdev_info *sdinfo;
@@ -1517,16 +1517,12 @@  vpif_capture_get_pdata(struct platform_device *pdev,
 	if (!pdata->subdev_info)
 		return NULL;
 
-	for (i = 0; i < VPIF_CAPTURE_NUM_CHANNELS; i++) {
+	i = 0;
+	for_each_endpoint_of_node(pdev->dev.of_node, endpoint) {
 		struct v4l2_fwnode_endpoint bus_cfg = { .bus_type = 0 };
 		unsigned int flags;
 		int err;
 
-		endpoint = of_graph_get_next_endpoint(pdev->dev.of_node,
-						      endpoint);
-		if (!endpoint)
-			break;
-
 		rem = of_graph_get_remote_port_parent(endpoint);
 		if (!rem) {
 			dev_dbg(&pdev->dev, "Remote device at %pOF not found\n",
@@ -1577,6 +1573,10 @@  vpif_capture_get_pdata(struct platform_device *pdev,
 			goto err_cleanup;
 
 		of_node_put(rem);
+
+		i++;
+		if (i >= VPIF_CAPTURE_NUM_CHANNELS)
+			break;
 	}
 
 done: