Merge tag 'media/v6.12-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media

Pull media updates from Mauro Carvalho Chehab:

 - New CEC driver: Extron DA HD 4K Plus

 - Lots of driver fixes, cleanups and improvements

* tag 'media/v6.12-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (179 commits)
  media: atomisp: Use clamp() in ia_css_eed1_8_vmem_encode()
  media: atomisp: Fix eed1_8 code assigning signed values to an unsigned variable
  media: atomisp: set lock before calling vb2_queue_init()
  media: atomisp: Improve binary finding debug logging
  media: atomisp: Drop dev_dbg() calls from hmm_[alloc|free]()
  media: atomisp: csi2-bridge: Add DMI quirk for t4ka3 on Xiaomi Mipad2
  media: atomisp: add missing wait_prepare/finish ops
  media: atomisp: Remove unused declaration
  media: atomisp: use clamp() in compute_coring()
  media: atomisp: use clamp() in ia_css_eed1_8_encode()
  media: atomisp: Simplify ia_css_pipe_create_cas_scaler_desc_single_output()
  media: atomisp: Replace rarely used macro from math_support.h
  media: atomisp: Remove duplicated leftover, i.e. sh_css_dvs_info.h
  media: atomisp: bnr: fix trailing statement
  media: atomisp: move trailing */ to separate lines
  media: atomisp: move trailing statement to next line.
  media: atomisp: Fix trailing statement in ia_css_de.host.c
  media: atomisp: Fix spelling mistakes in atomisp.h
  media: atomisp: Fix spelling mistakes in atomisp_platform.h
  media: atomisp: Fix spelling mistake in csi_rx_public.h
  ...

3 files changed, 20 insertions, 41 deletions

diff --git a/drivers/media/platform/microchip/microchip-isc-base.c b/drivers/media/platform/microchip/microchip-isc-base.c
index f3a5cbacadbe..28e56f6a695d 100644
--- a/drivers/media/platform/microchip/microchip-isc-base.c
+++ b/drivers/media/platform/microchip/microchip-isc-base.c
@@ -902,8 +902,11 @@ static int isc_set_fmt(struct isc_device *isc, struct v4l2_format *f)
 	return 0;
 }
 
-static int isc_validate(struct isc_device *isc)
+static int isc_link_validate(struct media_link *link)
 {
+	struct video_device *vdev =
+		media_entity_to_video_device(link->sink->entity);
+	struct isc_device *isc = video_get_drvdata(vdev);
 	int ret;
 	int i;
 	struct isc_format *sd_fmt = NULL;
@@ -1906,20 +1909,6 @@ int microchip_isc_pipeline_init(struct isc_device *isc)
 }
 EXPORT_SYMBOL_GPL(microchip_isc_pipeline_init);
 
-static int isc_link_validate(struct media_link *link)
-{
-	struct video_device *vdev =
-		media_entity_to_video_device(link->sink->entity);
-	struct isc_device *isc = video_get_drvdata(vdev);
-	int ret;
-
-	ret = v4l2_subdev_link_validate(link);
-	if (ret)
-		return ret;
-
-	return isc_validate(isc);
-}
-
 static const struct media_entity_operations isc_entity_operations = {
 	.link_validate = isc_link_validate,
 };
diff --git a/drivers/media/platform/microchip/microchip-sama5d2-isc.c b/drivers/media/platform/microchip/microchip-sama5d2-isc.c
index 5ac149cf3647..60b6d922d764 100644
--- a/drivers/media/platform/microchip/microchip-sama5d2-isc.c
+++ b/drivers/media/platform/microchip/microchip-sama5d2-isc.c
@@ -353,33 +353,29 @@ static const u32 isc_sama5d2_gamma_table[][GAMMA_ENTRIES] = {
 static int isc_parse_dt(struct device *dev, struct isc_device *isc)
 {
 	struct device_node *np = dev->of_node;
-	struct device_node *epn = NULL;
+	struct device_node *epn;
 	struct isc_subdev_entity *subdev_entity;
 	unsigned int flags;
-	int ret;
 
 	INIT_LIST_HEAD(&isc->subdev_entities);
 
-	while (1) {
+	for_each_endpoint_of_node(np, epn) {
 		struct v4l2_fwnode_endpoint v4l2_epn = { .bus_type = 0 };
-
-		epn = of_graph_get_next_endpoint(np, epn);
-		if (!epn)
-			return 0;
+		int ret;
 
 		ret = v4l2_fwnode_endpoint_parse(of_fwnode_handle(epn),
 						 &v4l2_epn);
 		if (ret) {
-			ret = -EINVAL;
+			of_node_put(epn);
 			dev_err(dev, "Could not parse the endpoint\n");
-			break;
+			return -EINVAL;
 		}
 
 		subdev_entity = devm_kzalloc(dev, sizeof(*subdev_entity),
 					     GFP_KERNEL);
 		if (!subdev_entity) {
-			ret = -ENOMEM;
-			break;
+			of_node_put(epn);
+			return -ENOMEM;
 		}
 		subdev_entity->epn = epn;
 
@@ -400,9 +396,8 @@ static int isc_parse_dt(struct device *dev, struct isc_device *isc)
 
 		list_add_tail(&subdev_entity->list, &isc->subdev_entities);
 	}
-	of_node_put(epn);
 
-	return ret;
+	return 0;
 }
 
 static int microchip_isc_probe(struct platform_device *pdev)
diff --git a/drivers/media/platform/microchip/microchip-sama7g5-isc.c b/drivers/media/platform/microchip/microchip-sama7g5-isc.c
index 73445f33d26b..e97abe3e35af 100644
--- a/drivers/media/platform/microchip/microchip-sama7g5-isc.c
+++ b/drivers/media/platform/microchip/microchip-sama7g5-isc.c
@@ -336,36 +336,32 @@ static const u32 isc_sama7g5_gamma_table[][GAMMA_ENTRIES] = {
 static int xisc_parse_dt(struct device *dev, struct isc_device *isc)
 {
 	struct device_node *np = dev->of_node;
-	struct device_node *epn = NULL;
+	struct device_node *epn;
 	struct isc_subdev_entity *subdev_entity;
 	unsigned int flags;
-	int ret;
 	bool mipi_mode;
 
 	INIT_LIST_HEAD(&isc->subdev_entities);
 
 	mipi_mode = of_property_read_bool(np, "microchip,mipi-mode");
 
-	while (1) {
+	for_each_endpoint_of_node(np, epn) {
 		struct v4l2_fwnode_endpoint v4l2_epn = { .bus_type = 0 };
-
-		epn = of_graph_get_next_endpoint(np, epn);
-		if (!epn)
-			return 0;
+		int ret;
 
 		ret = v4l2_fwnode_endpoint_parse(of_fwnode_handle(epn),
 						 &v4l2_epn);
 		if (ret) {
-			ret = -EINVAL;
+			of_node_put(epn);
 			dev_err(dev, "Could not parse the endpoint\n");
-			break;
+			return -EINVAL;
 		}
 
 		subdev_entity = devm_kzalloc(dev, sizeof(*subdev_entity),
 					     GFP_KERNEL);
 		if (!subdev_entity) {
-			ret = -ENOMEM;
-			break;
+			of_node_put(epn);
+			return -ENOMEM;
 		}
 		subdev_entity->epn = epn;
 
@@ -389,9 +385,8 @@ static int xisc_parse_dt(struct device *dev, struct isc_device *isc)
 
 		list_add_tail(&subdev_entity->list, &isc->subdev_entities);
 	}
-	of_node_put(epn);
 
-	return ret;
+	return 0;
 }
 
 static int microchip_xisc_probe(struct platform_device *pdev)