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path: root/drivers/input/rmi4/rmi_i2c.c
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Diffstat (limited to 'drivers/input/rmi4/rmi_i2c.c')
-rw-r--r--drivers/input/rmi4/rmi_i2c.c38
1 files changed, 26 insertions, 12 deletions
diff --git a/drivers/input/rmi4/rmi_i2c.c b/drivers/input/rmi4/rmi_i2c.c
index 6f2e0e4f0296..1ebc2c1debae 100644
--- a/drivers/input/rmi4/rmi_i2c.c
+++ b/drivers/input/rmi4/rmi_i2c.c
@@ -221,6 +221,21 @@ static const struct of_device_id rmi_i2c_of_match[] = {
MODULE_DEVICE_TABLE(of, rmi_i2c_of_match);
#endif
+static void rmi_i2c_regulator_bulk_disable(void *data)
+{
+ struct rmi_i2c_xport *rmi_i2c = data;
+
+ regulator_bulk_disable(ARRAY_SIZE(rmi_i2c->supplies),
+ rmi_i2c->supplies);
+}
+
+static void rmi_i2c_unregister_transport(void *data)
+{
+ struct rmi_i2c_xport *rmi_i2c = data;
+
+ rmi_unregister_transport_device(&rmi_i2c->xport);
+}
+
static int rmi_i2c_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
@@ -264,6 +279,12 @@ static int rmi_i2c_probe(struct i2c_client *client,
if (retval < 0)
return retval;
+ retval = devm_add_action_or_reset(&client->dev,
+ rmi_i2c_regulator_bulk_disable,
+ rmi_i2c);
+ if (retval)
+ return retval;
+
of_property_read_u32(client->dev.of_node, "syna,startup-delay-ms",
&rmi_i2c->startup_delay);
@@ -294,6 +315,11 @@ static int rmi_i2c_probe(struct i2c_client *client,
client->addr);
return retval;
}
+ retval = devm_add_action_or_reset(&client->dev,
+ rmi_i2c_unregister_transport,
+ rmi_i2c);
+ if (retval)
+ return retval;
retval = rmi_i2c_init_irq(client);
if (retval < 0)
@@ -304,17 +330,6 @@ static int rmi_i2c_probe(struct i2c_client *client,
return 0;
}
-static int rmi_i2c_remove(struct i2c_client *client)
-{
- struct rmi_i2c_xport *rmi_i2c = i2c_get_clientdata(client);
-
- rmi_unregister_transport_device(&rmi_i2c->xport);
- regulator_bulk_disable(ARRAY_SIZE(rmi_i2c->supplies),
- rmi_i2c->supplies);
-
- return 0;
-}
-
#ifdef CONFIG_PM_SLEEP
static int rmi_i2c_suspend(struct device *dev)
{
@@ -431,7 +446,6 @@ static struct i2c_driver rmi_i2c_driver = {
},
.id_table = rmi_id,
.probe = rmi_i2c_probe,
- .remove = rmi_i2c_remove,
};
module_i2c_driver(rmi_i2c_driver);
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