diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c index c588a8504c99f56769fae732b0f56cefc47b1ce5..2151d0b353b371ac9005eb9b3e6131896132d0dc 100644 --- a/drivers/i2c/i2c-core.c +++ b/drivers/i2c/i2c-core.c @@ -1799,6 +1799,22 @@ i2c_of_match_device_sysfs(const struct of_device_id *matches, return NULL; } +const struct of_device_id +*i2c_of_match_device(const struct of_device_id *matches, + struct i2c_client *client) +{ + const struct of_device_id *match; + + if (!(client && matches)) + return NULL; + + match = of_match_device(matches, &client->dev); + if (match) + return match; + + return i2c_of_match_device_sysfs(matches, client); +} +EXPORT_SYMBOL_GPL(i2c_of_match_device); #else static void of_i2c_register_devices(struct i2c_adapter *adap) { } #endif /* CONFIG_OF */ diff --git a/include/linux/i2c.h b/include/linux/i2c.h index 6422eef428c4e2a97c244fa274405cac7c425c82..c0a4a12815aad2bd3015bfc10c5dabed8dd24be6 100644 --- a/include/linux/i2c.h +++ b/include/linux/i2c.h @@ -774,6 +774,10 @@ extern struct i2c_adapter *of_find_i2c_adapter_by_node(struct device_node *node) /* must call i2c_put_adapter() when done with returned i2c_adapter device */ struct i2c_adapter *of_get_i2c_adapter_by_node(struct device_node *node); +extern const struct of_device_id +*i2c_of_match_device(const struct of_device_id *matches, + struct i2c_client *client); + #else static inline struct i2c_client *of_find_i2c_device_by_node(struct device_node *node) @@ -790,6 +794,14 @@ static inline struct i2c_adapter *of_get_i2c_adapter_by_node(struct device_node { return NULL; } + +static inline const struct of_device_id +*i2c_of_match_device(const struct of_device_id *matches, + struct i2c_client *client) +{ + return NULL; +} + #endif /* CONFIG_OF */ #if IS_ENABLED(CONFIG_ACPI)