50 	struct i2c_client *client;  member
64 static int __isl29003_read_reg(struct i2c_client *client,  in __isl29003_read_reg()  argument
67 	struct isl29003_data *data = i2c_get_clientdata(client);  in __isl29003_read_reg()
72 static int __isl29003_write_reg(struct i2c_client *client,  in __isl29003_write_reg()  argument
75 	struct isl29003_data *data = i2c_get_clientdata(client);  in __isl29003_write_reg()
88 	ret = i2c_smbus_write_byte_data(client, reg, tmp);  in __isl29003_write_reg()
101 static int isl29003_get_range(struct i2c_client *client)  in isl29003_get_range()  argument
103 	return __isl29003_read_reg(client, ISL29003_REG_CONTROL,  in isl29003_get_range()
107 static int isl29003_set_range(struct i2c_client *client, int range)  in isl29003_set_range()  argument
109 	return __isl29003_write_reg(client, ISL29003_REG_CONTROL,  in isl29003_set_range()
114 static int isl29003_get_resolution(struct i2c_client *client)  in isl29003_get_resolution()  argument
116 	return __isl29003_read_reg(client, ISL29003_REG_COMMAND,  in isl29003_get_resolution()
120 static int isl29003_set_resolution(struct i2c_client *client, int res)  in isl29003_set_resolution()  argument
122 	return __isl29003_write_reg(client, ISL29003_REG_COMMAND,  in isl29003_set_resolution()
127 static int isl29003_get_mode(struct i2c_client *client)  in isl29003_get_mode()  argument
129 	return __isl29003_read_reg(client, ISL29003_REG_COMMAND,  in isl29003_get_mode()
133 static int isl29003_set_mode(struct i2c_client *client, int mode)  in isl29003_set_mode()  argument
135 	return __isl29003_write_reg(client, ISL29003_REG_COMMAND,  in isl29003_set_mode()
140 static int isl29003_set_power_state(struct i2c_client *client, int state)  in isl29003_set_power_state()  argument
142 	return __isl29003_write_reg(client, ISL29003_REG_COMMAND,  in isl29003_set_power_state()
147 static int isl29003_get_power_state(struct i2c_client *client)  in isl29003_get_power_state()  argument
149 	struct isl29003_data *data = i2c_get_clientdata(client);  in isl29003_get_power_state()
155 static int isl29003_get_adc_value(struct i2c_client *client)  in isl29003_get_adc_value()  argument
157 	struct isl29003_data *data = i2c_get_clientdata(client);  in isl29003_get_adc_value()
161 	lsb = i2c_smbus_read_byte_data(client, ISL29003_REG_LSB_SENSOR);  in isl29003_get_adc_value()
168 	msb = i2c_smbus_read_byte_data(client, ISL29003_REG_MSB_SENSOR);  in isl29003_get_adc_value()
174 	range = isl29003_get_range(client);  in isl29003_get_adc_value()
175 	bitdepth = (4 - isl29003_get_resolution(client)) * 4;  in isl29003_get_adc_value()
187 	struct i2c_client *client = to_i2c_client(dev);  in isl29003_show_range()  local
189 	return sysfs_emit(buf, "%i\n", isl29003_get_range(client));  in isl29003_show_range()
196 	struct i2c_client *client = to_i2c_client(dev);  in isl29003_store_range()  local
207 	ret = isl29003_set_range(client, val);  in isl29003_store_range()
223 	struct i2c_client *client = to_i2c_client(dev);  in isl29003_show_resolution()  local
225 	return sysfs_emit(buf, "%d\n", isl29003_get_resolution(client));  in isl29003_show_resolution()
232 	struct i2c_client *client = to_i2c_client(dev);  in isl29003_store_resolution()  local
243 	ret = isl29003_set_resolution(client, val);  in isl29003_store_resolution()
257 	struct i2c_client *client = to_i2c_client(dev);  in isl29003_show_mode()  local
259 	return sysfs_emit(buf, "%d\n", isl29003_get_mode(client));  in isl29003_show_mode()
265 	struct i2c_client *client = to_i2c_client(dev);  in isl29003_store_mode()  local
276 	ret = isl29003_set_mode(client, val);  in isl29003_store_mode()
292 	struct i2c_client *client = to_i2c_client(dev);  in isl29003_show_power_state()  local
294 	return sysfs_emit(buf, "%d\n", isl29003_get_power_state(client));  in isl29003_show_power_state()
301 	struct i2c_client *client = to_i2c_client(dev);  in isl29003_store_power_state()  local
312 	ret = isl29003_set_power_state(client, val);  in isl29003_store_power_state()
324 	struct i2c_client *client = to_i2c_client(dev);  in isl29003_show_lux()  local
327 	if (!isl29003_get_power_state(client))  in isl29003_show_lux()
330 	return sysfs_emit(buf, "%d\n", isl29003_get_adc_value(client));  in isl29003_show_lux()
348 static int isl29003_init_client(struct i2c_client *client)  in isl29003_init_client()  argument
350 	struct isl29003_data *data = i2c_get_clientdata(client);  in isl29003_init_client()
356 		int v = i2c_smbus_read_byte_data(client, i);  in isl29003_init_client()
365 	isl29003_set_range(client, 0);  in isl29003_init_client()
366 	isl29003_set_resolution(client, 0);  in isl29003_init_client()
367 	isl29003_set_mode(client, 0);  in isl29003_init_client()
368 	isl29003_set_power_state(client, 0);  in isl29003_init_client()
377 static int isl29003_probe(struct i2c_client *client)  in isl29003_probe()  argument
379 	struct i2c_adapter *adapter = client->adapter;  in isl29003_probe()
390 	data->client = client;  in isl29003_probe()
391 	i2c_set_clientdata(client, data);  in isl29003_probe()
395 	err = isl29003_init_client(client);  in isl29003_probe()
400 	err = sysfs_create_group(&client->dev.kobj, &isl29003_attr_group);  in isl29003_probe()
404 	dev_info(&client->dev, "driver version %s enabled\n", DRIVER_VERSION);  in isl29003_probe()
412 static void isl29003_remove(struct i2c_client *client)  in isl29003_remove()  argument
414 	sysfs_remove_group(&client->dev.kobj, &isl29003_attr_group);  in isl29003_remove()
415 	isl29003_set_power_state(client, 0);  in isl29003_remove()
416 	kfree(i2c_get_clientdata(client));  in isl29003_remove()
422 	struct i2c_client *client = to_i2c_client(dev);  in isl29003_suspend()  local
423 	struct isl29003_data *data = i2c_get_clientdata(client);  in isl29003_suspend()
425 	data->power_state_before_suspend = isl29003_get_power_state(client);  in isl29003_suspend()
426 	return isl29003_set_power_state(client, 0);  in isl29003_suspend()
432 	struct i2c_client *client = to_i2c_client(dev);  in isl29003_resume()  local
433 	struct isl29003_data *data = i2c_get_clientdata(client);  in isl29003_resume()
437 		if (i2c_smbus_write_byte_data(client, i, data->reg_cache[i]))  in isl29003_resume()
440 	return isl29003_set_power_state(client,  in isl29003_resume()