[PATCH v3 1/9] media: i2c: ds90ub9x3: Fix sub-device matching

From: Tomi Valkeinen
Date: Mon Jul 31 2023 - 09:25:34 EST


1029939b3782 ("media: v4l: async: Simplify async sub-device fwnode
matching") recently changed how async sub-device matching works. This
breaks the UB9x3 drivers, as they set the subdev.fwnode to an endpoint.
Afaiu, the fix is simply to not set subdev.fwnode at all.

Fixes: 1029939b3782 ("media: v4l: async: Simplify async sub-device fwnode matching")
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@xxxxxxxxxxxxxxxx>
Cc: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx>
---
drivers/media/i2c/ds90ub913.c | 14 +-------------
drivers/media/i2c/ds90ub953.c | 13 +------------
2 files changed, 2 insertions(+), 25 deletions(-)

diff --git a/drivers/media/i2c/ds90ub913.c b/drivers/media/i2c/ds90ub913.c
index 80d9cf6dd945..5410ccb54057 100644
--- a/drivers/media/i2c/ds90ub913.c
+++ b/drivers/media/i2c/ds90ub913.c
@@ -749,19 +749,9 @@ static int ub913_subdev_init(struct ub913_data *priv)
if (ret)
return dev_err_probe(dev, ret, "Failed to init pads\n");

- priv->sd.fwnode = fwnode_graph_get_endpoint_by_id(dev_fwnode(dev),
- UB913_PAD_SOURCE, 0,
- 0);
-
- if (!priv->sd.fwnode) {
- ret = -ENODEV;
- dev_err_probe(dev, ret, "Missing TX endpoint\n");
- goto err_entity_cleanup;
- }
-
ret = v4l2_subdev_init_finalize(&priv->sd);
if (ret)
- goto err_fwnode_put;
+ goto err_entity_cleanup;

ret = ub913_v4l2_notifier_register(priv);
if (ret) {
@@ -782,8 +772,6 @@ static int ub913_subdev_init(struct ub913_data *priv)
ub913_v4l2_nf_unregister(priv);
err_subdev_cleanup:
v4l2_subdev_cleanup(&priv->sd);
-err_fwnode_put:
- fwnode_handle_put(priv->sd.fwnode);
err_entity_cleanup:
media_entity_cleanup(&priv->sd.entity);

diff --git a/drivers/media/i2c/ds90ub953.c b/drivers/media/i2c/ds90ub953.c
index cadf75eb0773..20b9cf893f74 100644
--- a/drivers/media/i2c/ds90ub953.c
+++ b/drivers/media/i2c/ds90ub953.c
@@ -1221,18 +1221,9 @@ static int ub953_subdev_init(struct ub953_data *priv)
if (ret)
return dev_err_probe(dev, ret, "Failed to init pads\n");

- priv->sd.fwnode = fwnode_graph_get_endpoint_by_id(dev_fwnode(dev),
- UB953_PAD_SOURCE, 0,
- 0);
- if (!priv->sd.fwnode) {
- ret = -ENODEV;
- dev_err_probe(dev, ret, "Missing TX endpoint\n");
- goto err_entity_cleanup;
- }
-
ret = v4l2_subdev_init_finalize(&priv->sd);
if (ret)
- goto err_fwnode_put;
+ goto err_entity_cleanup;

ret = ub953_v4l2_notifier_register(priv);
if (ret) {
@@ -1253,8 +1244,6 @@ static int ub953_subdev_init(struct ub953_data *priv)
ub953_v4l2_notifier_unregister(priv);
err_free_state:
v4l2_subdev_cleanup(&priv->sd);
-err_fwnode_put:
- fwnode_handle_put(priv->sd.fwnode);
err_entity_cleanup:
media_entity_cleanup(&priv->sd.entity);


--
2.34.1