13 static int read_r16(struct i2c_client *client, u16 reg, u8 *val, int len)  in read_r16()  argument
19 			.addr = client->addr,  in read_r16()
24 			.addr = client->addr,  in read_r16()
34 	ret = i2c_transfer(client->adapter, msg, 2);  in read_r16()
43 static int write_r16(struct i2c_client *client, u16 reg, const u8 *val, int len)  in write_r16()  argument
49 			.addr = client->addr,  in write_r16()
63 	ret = i2c_transfer(client->adapter, msg, 1);  in write_r16()
72 int mgb4_i2c_init(struct mgb4_i2c_client *client, struct i2c_adapter *adap,  in mgb4_i2c_init()  argument
75 	client->client = i2c_new_client_device(adap, info);  in mgb4_i2c_init()
76 	if (IS_ERR(client->client))  in mgb4_i2c_init()
77 		return PTR_ERR(client->client);  in mgb4_i2c_init()
79 	client->addr_size = addr_size;  in mgb4_i2c_init()
84 void mgb4_i2c_free(struct mgb4_i2c_client *client)  in mgb4_i2c_free()  argument
86 	i2c_unregister_device(client->client);  in mgb4_i2c_free()
89 s32 mgb4_i2c_read_byte(struct mgb4_i2c_client *client, u16 reg)  in mgb4_i2c_read_byte()  argument
94 	if (client->addr_size == 8)  in mgb4_i2c_read_byte()
95 		return i2c_smbus_read_byte_data(client->client, reg);  in mgb4_i2c_read_byte()
97 	ret = read_r16(client->client, reg, &b, 1);  in mgb4_i2c_read_byte()
104 s32 mgb4_i2c_write_byte(struct mgb4_i2c_client *client, u16 reg, u8 val)  in mgb4_i2c_write_byte()  argument
106 	if (client->addr_size == 8)  in mgb4_i2c_write_byte()
107 		return i2c_smbus_write_byte_data(client->client, reg, val);  in mgb4_i2c_write_byte()
109 		return write_r16(client->client, reg, &val, 1);  in mgb4_i2c_write_byte()
112 s32 mgb4_i2c_mask_byte(struct mgb4_i2c_client *client, u16 reg, u8 mask, u8 val)  in mgb4_i2c_mask_byte()  argument
117 		ret = mgb4_i2c_read_byte(client, reg);  in mgb4_i2c_mask_byte()
123 	return mgb4_i2c_write_byte(client, reg, val);  in mgb4_i2c_mask_byte()
126 int mgb4_i2c_configure(struct mgb4_i2c_client *client,  in mgb4_i2c_configure()  argument
133 		res = mgb4_i2c_mask_byte(client, values[i].reg, values[i].mask,  in mgb4_i2c_configure()