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authorWolfram Sang <wsa@the-dreams.de>2019-06-03 10:25:32 +0200
committerWolfram Sang <wsa@the-dreams.de>2019-06-14 23:24:33 +0200
commitd68222d4d6647611be5a32c80a53a145e7c80ce9 (patch)
tree924ad7301c74696147c60153ec2ecb35bbdb0e3e /include/linux/i2c.h
parente1714daad7cf8fe4d6dd91adcfbbdd0604b0210d (diff)
i2c: headers: always have a named variable in arguments
Much better to read and understand. Naming for i2c_adapter is not consistent (yet), so use the name which is also used in core code. Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Diffstat (limited to 'include/linux/i2c.h')
-rw-r--r--include/linux/i2c.h39
1 files changed, 20 insertions, 19 deletions
diff --git a/include/linux/i2c.h b/include/linux/i2c.h
index 6bd199cfe61f..14e04fb4f46f 100644
--- a/include/linux/i2c.h
+++ b/include/linux/i2c.h
@@ -40,7 +40,8 @@ struct i2c_device_identity;
union i2c_smbus_data;
struct i2c_board_info;
enum i2c_slave_event;
-typedef int (*i2c_slave_cb_t)(struct i2c_client *, enum i2c_slave_event, u8 *);
+typedef int (*i2c_slave_cb_t)(struct i2c_client *client,
+ enum i2c_slave_event event, u8 *val);
struct module;
struct property_entry;
@@ -257,16 +258,16 @@ struct i2c_driver {
unsigned int class;
/* Standard driver model interfaces */
- int (*probe)(struct i2c_client *, const struct i2c_device_id *);
- int (*remove)(struct i2c_client *);
+ int (*probe)(struct i2c_client *client, const struct i2c_device_id *id);
+ int (*remove)(struct i2c_client *client);
/* New driver model interface to aid the seamless removal of the
* current probe()'s, more commonly unused than used second parameter.
*/
- int (*probe_new)(struct i2c_client *);
+ int (*probe_new)(struct i2c_client *client);
/* driver model interfaces that don't relate to enumeration */
- void (*shutdown)(struct i2c_client *);
+ void (*shutdown)(struct i2c_client *client);
/* Alert callback, for example for the SMBus alert protocol.
* The format and meaning of the data value depends on the protocol.
@@ -275,7 +276,7 @@ struct i2c_driver {
* For the SMBus Host Notify protocol, the data corresponds to the
* 16-bit payload data reported by the slave device acting as master.
*/
- void (*alert)(struct i2c_client *, enum i2c_alert_protocol protocol,
+ void (*alert)(struct i2c_client *client, enum i2c_alert_protocol protocol,
unsigned int data);
/* a ioctl like command that can be used to perform specific functions
@@ -287,7 +288,7 @@ struct i2c_driver {
const struct i2c_device_id *id_table;
/* Device detection callback for automatic device creation */
- int (*detect)(struct i2c_client *, struct i2c_board_info *);
+ int (*detect)(struct i2c_client *client, struct i2c_board_info *info);
const unsigned short *address_list;
struct list_head clients;
@@ -447,10 +448,10 @@ extern struct i2c_client *
i2c_new_probed_device(struct i2c_adapter *adap,
struct i2c_board_info *info,
unsigned short const *addr_list,
- int (*probe)(struct i2c_adapter *, unsigned short addr));
+ int (*probe)(struct i2c_adapter *adap, unsigned short addr));
/* Common custom probe functions */
-extern int i2c_probe_func_quick_read(struct i2c_adapter *, unsigned short addr);
+extern int i2c_probe_func_quick_read(struct i2c_adapter *adap, unsigned short addr);
/* For devices that use several addresses, use i2c_new_dummy() to make
* client handles for the extra addresses.
@@ -466,7 +467,7 @@ i2c_new_secondary_device(struct i2c_client *client,
const char *name,
u16 default_addr);
-extern void i2c_unregister_device(struct i2c_client *);
+extern void i2c_unregister_device(struct i2c_client *client);
#endif /* I2C */
/* Mainboard arch_initcall() code should register all its I2C devices.
@@ -551,9 +552,9 @@ struct i2c_algorithm {
* The main operations are wrapped by i2c_lock_bus and i2c_unlock_bus.
*/
struct i2c_lock_operations {
- void (*lock_bus)(struct i2c_adapter *, unsigned int flags);
- int (*trylock_bus)(struct i2c_adapter *, unsigned int flags);
- void (*unlock_bus)(struct i2c_adapter *, unsigned int flags);
+ void (*lock_bus)(struct i2c_adapter *adapter, unsigned int flags);
+ int (*trylock_bus)(struct i2c_adapter *adapter, unsigned int flags);
+ void (*unlock_bus)(struct i2c_adapter *adapter, unsigned int flags);
};
/**
@@ -726,7 +727,7 @@ i2c_parent_is_i2c_adapter(const struct i2c_adapter *adapter)
return NULL;
}
-int i2c_for_each_dev(void *data, int (*fn)(struct device *, void *));
+int i2c_for_each_dev(void *data, int (*fn)(struct device *dev, void *data));
/* Adapter locking functions, exported for shared pin cases */
#define I2C_LOCK_ROOT_ADAPTER BIT(0)
@@ -832,12 +833,12 @@ static inline void i2c_mark_adapter_resumed(struct i2c_adapter *adap)
/* administration...
*/
#if IS_ENABLED(CONFIG_I2C)
-extern int i2c_add_adapter(struct i2c_adapter *);
-extern void i2c_del_adapter(struct i2c_adapter *);
-extern int i2c_add_numbered_adapter(struct i2c_adapter *);
+extern int i2c_add_adapter(struct i2c_adapter *adap);
+extern void i2c_del_adapter(struct i2c_adapter *adap);
+extern int i2c_add_numbered_adapter(struct i2c_adapter *adap);
-extern int i2c_register_driver(struct module *, struct i2c_driver *);
-extern void i2c_del_driver(struct i2c_driver *);
+extern int i2c_register_driver(struct module *owner, struct i2c_driver *driver);
+extern void i2c_del_driver(struct i2c_driver *driver);
/* use a define to avoid include chaining to get THIS_MODULE */
#define i2c_add_driver(driver) \