[PATCH v1 2/4] media: ipu3-cio2: Convert to use software_node_register_node_group()

Andy Shevchenko
2022-11-18T19:01:11Z

The currently used software_node_register_nodes() is going to
be removed. Prepare driver by switchich to new API.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
drivers/media/pci/intel/ipu3/cio2-bridge.c | 21 ++++++++++++++++++---
drivers/media/pci/intel/ipu3/cio2-bridge.h | 5 +++--
2 files changed, 21 insertions(+), 5 deletions(-)

diff --git a/drivers/media/pci/intel/ipu3/cio2-bridge.c b/drivers/media/pci/intel/ipu3/cio2-bridge.c
index 18974a72e94a..dfefe0d8aa95 100644
--- a/drivers/media/pci/intel/ipu3/cio2-bridge.c
+++ b/drivers/media/pci/intel/ipu3/cio2-bridge.c
@@ -195,6 +195,19 @@ static void cio2_bridge_init_swnode_names(struct cio2_sensor *sensor)
SWNODE_GRAPH_ENDPOINT_NAME_FMT, 0); /* And endpoint 0 */
}

+static void cio2_bridge_init_swnode_group(struct cio2_sensor *sensor)
+{
+ struct software_node *nodes = sensor->swnodes;
+
+ sensor->group[SWNODE_SENSOR_HID] = &nodes[SWNODE_SENSOR_HID];
+ sensor->group[SWNODE_SENSOR_PORT] = &nodes[SWNODE_SENSOR_PORT];
+ sensor->group[SWNODE_SENSOR_ENDPOINT] = &nodes[SWNODE_SENSOR_ENDPOINT];
+ sensor->group[SWNODE_CIO2_PORT] = &nodes[SWNODE_CIO2_PORT];
+ sensor->group[SWNODE_CIO2_ENDPOINT] = &nodes[SWNODE_CIO2_ENDPOINT];
+ if (sensor->ssdb.vcmtype)
+ sensor->group[SWNODE_VCM] = &nodes[SWNODE_VCM];
+}
+
static void cio2_bridge_create_connection_swnodes(struct cio2_bridge *bridge,
struct cio2_sensor *sensor)
{
@@ -219,6 +232,8 @@ static void cio2_bridge_create_connection_swnodes(struct cio2_bridge *bridge,
if (sensor->ssdb.vcmtype)
nodes[SWNODE_VCM] =
NODE_VCM(cio2_vcm_types[sensor->ssdb.vcmtype - 1]);
+
+ cio2_bridge_init_swnode_group(sensor);
}

static void cio2_bridge_instantiate_vcm_i2c_client(struct cio2_sensor *sensor)
@@ -252,7 +267,7 @@ static void cio2_bridge_unregister_sensors(struct cio2_bridge *bridge)

for (i = 0; i < bridge->n_sensors; i++) {
sensor = &bridge->sensors[i];
- software_node_unregister_nodes(sensor->swnodes);
+ software_node_unregister_node_group(sensor->group);
ACPI_FREE(sensor->pld);
acpi_dev_put(sensor->adev);
i2c_unregister_device(sensor->vcm_i2c_client);
@@ -310,7 +325,7 @@ static int cio2_bridge_connect_sensor(const struct cio2_sensor_config *cfg,
cio2_bridge_create_fwnode_properties(sensor, bridge, cfg);
cio2_bridge_create_connection_swnodes(bridge, sensor);

- ret = software_node_register_nodes(sensor->swnodes);
+ ret = software_node_register_node_group(sensor->group);
if (ret)
goto err_free_pld;

@@ -337,7 +352,7 @@ static int cio2_bridge_connect_sensor(const struct cio2_sensor_config *cfg,
return 0;

err_free_swnodes:
- software_node_unregister_nodes(sensor->swnodes);
+ software_node_unregister_node_group(sensor->group);
err_free_pld:
ACPI_FREE(sensor->pld);
err_put_adev:
diff --git a/drivers/media/pci/intel/ipu3/cio2-bridge.h b/drivers/media/pci/intel/ipu3/cio2-bridge.h
index 4418cbd08208..b93b749c65bd 100644
--- a/drivers/media/pci/intel/ipu3/cio2-bridge.h
+++ b/drivers/media/pci/intel/ipu3/cio2-bridge.h
@@ -117,8 +117,9 @@ struct cio2_sensor {
struct acpi_device *adev;
struct i2c_client *vcm_i2c_client;

- /* SWNODE_COUNT + 1 for terminating empty node */
- struct software_node swnodes[SWNODE_COUNT + 1];
+ /* SWNODE_COUNT + 1 for terminating NULL */
+ const struct software_node *group[SWNODE_COUNT + 1];
+ struct software_node swnodes[SWNODE_COUNT];
struct cio2_node_names node_names;

struct cio2_sensor_ssdb ssdb;
--
2.35.1