78 	struct i2c_client *client;  member
81 static int pcf8563_read_block_data(struct i2c_client *client, unsigned char reg,  in pcf8563_read_block_data()  argument
86 			.addr = client->addr,  in pcf8563_read_block_data()
91 			.addr = client->addr,  in pcf8563_read_block_data()
98 	if ((i2c_transfer(client->adapter, msgs, 2)) != 2) {  in pcf8563_read_block_data()
99 		dev_err(&client->dev, "%s: read error\n", __func__);  in pcf8563_read_block_data()
106 static int pcf8563_write_block_data(struct i2c_client *client,  in pcf8563_write_block_data()  argument
115 		err = i2c_master_send(client, data, sizeof(data));  in pcf8563_write_block_data()
117 			dev_err(&client->dev,  in pcf8563_write_block_data()
127 static int pcf8563_set_alarm_mode(struct i2c_client *client, bool on)  in pcf8563_set_alarm_mode()  argument
132 	err = pcf8563_read_block_data(client, PCF8563_REG_ST2, 1, &buf);  in pcf8563_set_alarm_mode()
143 	err = pcf8563_write_block_data(client, PCF8563_REG_ST2, 1, &buf);  in pcf8563_set_alarm_mode()
145 		dev_err(&client->dev, "%s: write error\n", __func__);  in pcf8563_set_alarm_mode()
152 static int pcf8563_get_alarm_mode(struct i2c_client *client, unsigned char *en,  in pcf8563_get_alarm_mode()  argument
158 	err = pcf8563_read_block_data(client, PCF8563_REG_ST2, 1, &buf);  in pcf8563_get_alarm_mode()
176 	err = pcf8563_get_alarm_mode(pcf8563->client, NULL, &pending);  in pcf8563_irq()
182 		pcf8563_set_alarm_mode(pcf8563->client, 1);  in pcf8563_irq()
193 static int pcf8563_get_datetime(struct i2c_client *client, struct rtc_time *tm)  in pcf8563_get_datetime()  argument
195 	struct pcf8563 *pcf8563 = i2c_get_clientdata(client);  in pcf8563_get_datetime()
199 	err = pcf8563_read_block_data(client, PCF8563_REG_ST1, 9, buf);  in pcf8563_get_datetime()
205 		dev_info(&client->dev,  in pcf8563_get_datetime()
209 	dev_dbg(&client->dev,  in pcf8563_get_datetime()
231 	dev_dbg(&client->dev, "%s: tm is secs=%d, mins=%d, hours=%d, "  in pcf8563_get_datetime()
241 		dev_err(&client->dev, "retrieved date/time is not valid.\n");  in pcf8563_get_datetime()
246 static int pcf8563_set_datetime(struct i2c_client *client, struct rtc_time *tm)  in pcf8563_set_datetime()  argument
248 	struct pcf8563 *pcf8563 = i2c_get_clientdata(client);  in pcf8563_set_datetime()
251 	dev_dbg(&client->dev, "%s: secs=%d, mins=%d, hours=%d, "  in pcf8563_set_datetime()
274 	return pcf8563_write_block_data(client, PCF8563_REG_SC,  in pcf8563_set_datetime()
328 	struct i2c_client *client = to_i2c_client(dev);  in pcf8563_rtc_read_alarm()  local
332 	err = pcf8563_read_block_data(client, PCF8563_REG_AMN, 4, buf);  in pcf8563_rtc_read_alarm()
336 	dev_dbg(&client->dev,  in pcf8563_rtc_read_alarm()
349 	err = pcf8563_get_alarm_mode(client, &tm->enabled, &tm->pending);  in pcf8563_rtc_read_alarm()
353 	dev_dbg(&client->dev, "%s: tm is mins=%d, hours=%d, mday=%d, wday=%d,"  in pcf8563_rtc_read_alarm()
363 	struct i2c_client *client = to_i2c_client(dev);  in pcf8563_rtc_set_alarm()  local
385 	err = pcf8563_write_block_data(client, PCF8563_REG_AMN, 4, buf);  in pcf8563_rtc_set_alarm()
389 	return pcf8563_set_alarm_mode(client, 1);  in pcf8563_rtc_set_alarm()
407 static int pcf8563_probe(struct i2c_client *client,  in pcf8563_probe()  argument
415 	dev_dbg(&client->dev, "%s\n", __func__);  in pcf8563_probe()
417 	if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C))  in pcf8563_probe()
420 	pcf8563 = devm_kzalloc(&client->dev, sizeof(struct pcf8563),  in pcf8563_probe()
425 	dev_info(&client->dev, "chip found, driver version " DRV_VERSION "\n");  in pcf8563_probe()
427 	i2c_set_clientdata(client, pcf8563);  in pcf8563_probe()
428 	pcf8563->client = client;  in pcf8563_probe()
429 	device_set_wakeup_capable(&client->dev, 1);  in pcf8563_probe()
433 	err = pcf8563_write_block_data(client, PCF8563_REG_TMRC, 1, &buf);  in pcf8563_probe()
435 		dev_err(&client->dev, "%s: write error\n", __func__);  in pcf8563_probe()
439 	err = pcf8563_get_alarm_mode(client, NULL, &alm_pending);  in pcf8563_probe()
441 		dev_err(&client->dev, "%s: read error\n", __func__);  in pcf8563_probe()
445 		pcf8563_set_alarm_mode(client, 0);  in pcf8563_probe()
447 	pcf8563->rtc = devm_rtc_device_register(&client->dev,  in pcf8563_probe()
454 	if (client->irq > 0) {  in pcf8563_probe()
455 		err = devm_request_threaded_irq(&client->dev, client->irq,  in pcf8563_probe()
458 				pcf8563->rtc->name, client);  in pcf8563_probe()
460 			dev_err(&client->dev, "unable to request IRQ %d\n",  in pcf8563_probe()
461 								client->irq);  in pcf8563_probe()