55 static int isl12022_read_regs(struct i2c_client *client, uint8_t reg,  in isl12022_read_regs()  argument
60 			.addr	= client->addr,  in isl12022_read_regs()
66 			.addr	= client->addr,  in isl12022_read_regs()
76 	ret = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs));  in isl12022_read_regs()
78 		dev_err(&client->dev, "%s: read error, ret=%d\n",  in isl12022_read_regs()
87 static int isl12022_write_reg(struct i2c_client *client,  in isl12022_write_reg()  argument
93 	err = i2c_master_send(client, data, sizeof(data));  in isl12022_write_reg()
95 		dev_err(&client->dev,  in isl12022_write_reg()
109 static int isl12022_get_datetime(struct i2c_client *client, struct rtc_time *tm)  in isl12022_get_datetime()  argument
114 	ret = isl12022_read_regs(client, ISL12022_REG_SC, buf, sizeof(buf));  in isl12022_get_datetime()
119 		dev_warn(&client->dev,  in isl12022_get_datetime()
125 	dev_dbg(&client->dev,  in isl12022_get_datetime()
148 	dev_dbg(&client->dev, "%s: secs=%d, mins=%d, hours=%d, "  in isl12022_get_datetime()
157 		dev_err(&client->dev, "retrieved date and time is invalid.\n");  in isl12022_get_datetime()
162 static int isl12022_set_datetime(struct i2c_client *client, struct rtc_time *tm)  in isl12022_set_datetime()  argument
164 	struct isl12022 *isl12022 = i2c_get_clientdata(client);  in isl12022_set_datetime()
169 	dev_dbg(&client->dev, "%s: secs=%d, mins=%d, hours=%d, "  in isl12022_set_datetime()
177 		ret = isl12022_read_regs(client, ISL12022_REG_INT, buf, 1);  in isl12022_set_datetime()
184 			dev_info(&client->dev,  in isl12022_set_datetime()
188 			ret = isl12022_write_reg(client,  in isl12022_set_datetime()
197 			ret = isl12022_read_regs(client, ISL12022_REG_HR,  in isl12022_set_datetime()
202 			ret = isl12022_write_reg(client,  in isl12022_set_datetime()
229 		ret = isl12022_write_reg(client, ISL12022_REG_SC + i,  in isl12022_set_datetime()
253 static int isl12022_probe(struct i2c_client *client,  in isl12022_probe()  argument
258 	if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C))  in isl12022_probe()
261 	isl12022 = devm_kzalloc(&client->dev, sizeof(struct isl12022),  in isl12022_probe()
266 	dev_dbg(&client->dev, "chip found, driver version " DRV_VERSION "\n");  in isl12022_probe()
268 	i2c_set_clientdata(client, isl12022);  in isl12022_probe()
270 	isl12022->rtc = devm_rtc_device_register(&client->dev,  in isl12022_probe()