summaryrefslogtreecommitdiff
path: root/drivers/media/platform/microchip/microchip-sama5d2-isc.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/media/platform/microchip/microchip-sama5d2-isc.c')
-rw-r--r--drivers/media/platform/microchip/microchip-sama5d2-isc.c36
1 files changed, 14 insertions, 22 deletions
diff --git a/drivers/media/platform/microchip/microchip-sama5d2-isc.c b/drivers/media/platform/microchip/microchip-sama5d2-isc.c
index 746f4a2fa9f6..66d3d7891991 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;
@@ -400,16 +396,14 @@ 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)
{
struct device *dev = &pdev->dev;
struct isc_device *isc;
- struct resource *res;
void __iomem *io_base;
struct isc_subdev_entity *subdev_entity;
int irq;
@@ -423,8 +417,7 @@ static int microchip_isc_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, isc);
isc->dev = dev;
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- io_base = devm_ioremap_resource(dev, res);
+ io_base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(io_base))
return PTR_ERR(io_base);
@@ -525,15 +518,15 @@ static int microchip_isc_probe(struct platform_device *pdev)
}
list_for_each_entry(subdev_entity, &isc->subdev_entities, list) {
- struct v4l2_async_subdev *asd;
+ struct v4l2_async_connection *asd;
struct fwnode_handle *fwnode =
of_fwnode_handle(subdev_entity->epn);
- v4l2_async_nf_init(&subdev_entity->notifier);
+ v4l2_async_nf_init(&subdev_entity->notifier, &isc->v4l2_dev);
asd = v4l2_async_nf_add_fwnode_remote(&subdev_entity->notifier,
fwnode,
- struct v4l2_async_subdev);
+ struct v4l2_async_connection);
of_node_put(subdev_entity->epn);
subdev_entity->epn = NULL;
@@ -545,8 +538,7 @@ static int microchip_isc_probe(struct platform_device *pdev)
subdev_entity->notifier.ops = &microchip_isc_async_ops;
- ret = v4l2_async_nf_register(&isc->v4l2_dev,
- &subdev_entity->notifier);
+ ret = v4l2_async_nf_register(&subdev_entity->notifier);
if (ret) {
dev_err(dev, "fail to register async notifier\n");
goto cleanup_subdev;
@@ -666,7 +658,7 @@ MODULE_DEVICE_TABLE(of, microchip_isc_of_match);
static struct platform_driver microchip_isc_driver = {
.probe = microchip_isc_probe,
- .remove_new = microchip_isc_remove,
+ .remove = microchip_isc_remove,
.driver = {
.name = "microchip-sama5d2-isc",
.pm = &microchip_isc_dev_pm_ops,