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path: root/drivers/usb/typec/anx7411.c
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Diffstat (limited to 'drivers/usb/typec/anx7411.c')
-rw-r--r--drivers/usb/typec/anx7411.c66
1 files changed, 41 insertions, 25 deletions
diff --git a/drivers/usb/typec/anx7411.c b/drivers/usb/typec/anx7411.c
index d1e7c487ddfb..0ae0a5ee3fae 100644
--- a/drivers/usb/typec/anx7411.c
+++ b/drivers/usb/typec/anx7411.c
@@ -290,6 +290,8 @@ struct anx7411_data {
struct power_supply *psy;
struct power_supply_desc psy_desc;
struct device *dev;
+ struct fwnode_handle *switch_node;
+ struct fwnode_handle *mux_node;
};
static u8 snk_identity[] = {
@@ -1021,6 +1023,16 @@ static void anx7411_port_unregister_altmodes(struct typec_altmode **adev)
}
}
+static void anx7411_port_unregister(struct typec_params *typecp)
+{
+ fwnode_handle_put(typecp->caps.fwnode);
+ anx7411_port_unregister_altmodes(typecp->port_amode);
+ if (typecp->port)
+ typec_unregister_port(typecp->port);
+ if (typecp->role_sw)
+ usb_role_switch_put(typecp->role_sw);
+}
+
static int anx7411_usb_mux_set(struct typec_mux_dev *mux,
struct typec_mux_state *state)
{
@@ -1089,6 +1101,7 @@ static void anx7411_unregister_mux(struct anx7411_data *ctx)
if (ctx->typec.typec_mux) {
typec_mux_unregister(ctx->typec.typec_mux);
ctx->typec.typec_mux = NULL;
+ fwnode_handle_put(ctx->mux_node);
}
}
@@ -1097,6 +1110,7 @@ static void anx7411_unregister_switch(struct anx7411_data *ctx)
if (ctx->typec.typec_switch) {
typec_switch_unregister(ctx->typec.typec_switch);
ctx->typec.typec_switch = NULL;
+ fwnode_handle_put(ctx->switch_node);
}
}
@@ -1104,28 +1118,29 @@ static int anx7411_typec_switch_probe(struct anx7411_data *ctx,
struct device *dev)
{
int ret;
- struct device_node *node;
- node = of_get_child_by_name(dev->of_node, "orientation_switch");
- if (!node)
+ ctx->switch_node = device_get_named_child_node(dev, "orientation_switch");
+ if (!ctx->switch_node)
return 0;
- ret = anx7411_register_switch(ctx, dev, &node->fwnode);
+ ret = anx7411_register_switch(ctx, dev, ctx->switch_node);
if (ret) {
dev_err(dev, "failed register switch");
+ fwnode_handle_put(ctx->switch_node);
return ret;
}
- node = of_get_child_by_name(dev->of_node, "mode_switch");
- if (!node) {
+ ctx->mux_node = device_get_named_child_node(dev, "mode_switch");
+ if (!ctx->mux_node) {
dev_err(dev, "no typec mux exist");
ret = -ENODEV;
goto unregister_switch;
}
- ret = anx7411_register_mux(ctx, dev, &node->fwnode);
+ ret = anx7411_register_mux(ctx, dev, ctx->mux_node);
if (ret) {
dev_err(dev, "failed register mode switch");
+ fwnode_handle_put(ctx->mux_node);
ret = -ENODEV;
goto unregister_switch;
}
@@ -1154,34 +1169,34 @@ static int anx7411_typec_port_probe(struct anx7411_data *ctx,
ret = fwnode_property_read_string(fwnode, "power-role", &buf);
if (ret) {
dev_err(dev, "power-role not found: %d\n", ret);
- return ret;
+ goto put_fwnode;
}
ret = typec_find_port_power_role(buf);
if (ret < 0)
- return ret;
+ goto put_fwnode;
cap->type = ret;
ret = fwnode_property_read_string(fwnode, "data-role", &buf);
if (ret) {
dev_err(dev, "data-role not found: %d\n", ret);
- return ret;
+ goto put_fwnode;
}
ret = typec_find_port_data_role(buf);
if (ret < 0)
- return ret;
+ goto put_fwnode;
cap->data = ret;
ret = fwnode_property_read_string(fwnode, "try-power-role", &buf);
if (ret) {
dev_err(dev, "try-power-role not found: %d\n", ret);
- return ret;
+ goto put_fwnode;
}
ret = typec_find_power_role(buf);
if (ret < 0)
- return ret;
+ goto put_fwnode;
cap->prefer_role = ret;
/* Get source pdos */
@@ -1193,7 +1208,7 @@ static int anx7411_typec_port_probe(struct anx7411_data *ctx,
typecp->src_pdo_nr);
if (ret < 0) {
dev_err(dev, "source cap validate failed: %d\n", ret);
- return -EINVAL;
+ goto put_fwnode;
}
typecp->caps_flags |= HAS_SOURCE_CAP;
@@ -1207,7 +1222,7 @@ static int anx7411_typec_port_probe(struct anx7411_data *ctx,
typecp->sink_pdo_nr);
if (ret < 0) {
dev_err(dev, "sink cap validate failed: %d\n", ret);
- return -EINVAL;
+ goto put_fwnode;
}
for (i = 0; i < typecp->sink_pdo_nr; i++) {
@@ -1251,13 +1266,21 @@ static int anx7411_typec_port_probe(struct anx7411_data *ctx,
ret = PTR_ERR(ctx->typec.port);
ctx->typec.port = NULL;
dev_err(dev, "Failed to register type c port %d\n", ret);
- return ret;
+ goto put_usb_role_switch;
}
typec_port_register_altmodes(ctx->typec.port, NULL, ctx,
ctx->typec.port_amode,
MAX_ALTMODE);
return 0;
+
+put_usb_role_switch:
+ if (ctx->typec.role_sw)
+ usb_role_switch_put(ctx->typec.role_sw);
+put_fwnode:
+ fwnode_handle_put(fwnode);
+
+ return ret;
}
static int anx7411_typec_check_connection(struct anx7411_data *ctx)
@@ -1523,8 +1546,7 @@ free_wq:
destroy_workqueue(plat->workqueue);
free_typec_port:
- typec_unregister_port(plat->typec.port);
- anx7411_port_unregister_altmodes(plat->typec.port_amode);
+ anx7411_port_unregister(&plat->typec);
free_typec_switch:
anx7411_unregister_switch(plat);
@@ -1548,17 +1570,11 @@ static void anx7411_i2c_remove(struct i2c_client *client)
i2c_unregister_device(plat->spi_client);
- if (plat->typec.role_sw)
- usb_role_switch_put(plat->typec.role_sw);
-
anx7411_unregister_mux(plat);
anx7411_unregister_switch(plat);
- if (plat->typec.port)
- typec_unregister_port(plat->typec.port);
-
- anx7411_port_unregister_altmodes(plat->typec.port_amode);
+ anx7411_port_unregister(&plat->typec);
}
static const struct i2c_device_id anx7411_id[] = {