91 static int cm32181_read_als_it(struct cm32181_chip *cm32181, int *val2);
140 static void cm32181_acpi_parse_cpm_tables(struct cm32181_chip *cm32181)  in cm32181_acpi_parse_cpm_tables()  argument
143 	struct device *dev = cm32181->dev;  in cm32181_acpi_parse_cpm_tables()
152 	cm32181->init_regs_bitmap = vals[CPM0_REGS_BITMAP];  in cm32181_acpi_parse_cpm_tables()
153 	cm32181->init_regs_bitmap &= GENMASK(count - 1, 0);  in cm32181_acpi_parse_cpm_tables()
154 	for_each_set_bit(i, &cm32181->init_regs_bitmap, count)  in cm32181_acpi_parse_cpm_tables()
155 		cm32181->conf_regs[i] =	vals[CPM0_HEADER_SIZE + i];  in cm32181_acpi_parse_cpm_tables()
161 	cm32181->lux_per_bit = vals[CPM1_LUX_PER_BIT];  in cm32181_acpi_parse_cpm_tables()
167 	cm32181->calibscale = vals[CPM1_CALIBSCALE];  in cm32181_acpi_parse_cpm_tables()
169 	cm32181_read_als_it(cm32181, &cm32181->lux_per_bit_base_it);  in cm32181_acpi_parse_cpm_tables()
172 static void cm32181_acpi_parse_cpm_tables(struct cm32181_chip *cm32181)  in cm32181_acpi_parse_cpm_tables()  argument
185 static int cm32181_reg_init(struct cm32181_chip *cm32181)  in cm32181_reg_init()  argument
187 	struct i2c_client *client = cm32181->client;  in cm32181_reg_init()
198 		cm32181->num_als_it = ARRAY_SIZE(cm3218_als_it_bits);  in cm32181_reg_init()
199 		cm32181->als_it_bits = cm3218_als_it_bits;  in cm32181_reg_init()
200 		cm32181->als_it_values = cm3218_als_it_values;  in cm32181_reg_init()
204 		cm32181->num_als_it = ARRAY_SIZE(cm32181_als_it_bits);  in cm32181_reg_init()
205 		cm32181->als_it_bits = cm32181_als_it_bits;  in cm32181_reg_init()
206 		cm32181->als_it_values = cm32181_als_it_values;  in cm32181_reg_init()
213 	cm32181->conf_regs[CM32181_REG_ADDR_CMD] =  in cm32181_reg_init()
215 	cm32181->init_regs_bitmap = BIT(CM32181_REG_ADDR_CMD);  in cm32181_reg_init()
216 	cm32181->calibscale = CM32181_CALIBSCALE_DEFAULT;  in cm32181_reg_init()
217 	cm32181->lux_per_bit = CM32181_LUX_PER_BIT;  in cm32181_reg_init()
218 	cm32181->lux_per_bit_base_it = CM32181_LUX_PER_BIT_BASE_IT;  in cm32181_reg_init()
220 	if (ACPI_HANDLE(cm32181->dev))  in cm32181_reg_init()
221 		cm32181_acpi_parse_cpm_tables(cm32181);  in cm32181_reg_init()
224 	for_each_set_bit(i, &cm32181->init_regs_bitmap, CM32181_CONF_REG_NUM) {  in cm32181_reg_init()
226 						cm32181->conf_regs[i]);  in cm32181_reg_init()
243 static int cm32181_read_als_it(struct cm32181_chip *cm32181, int *val2)  in cm32181_read_als_it()  argument
248 	als_it = cm32181->conf_regs[CM32181_REG_ADDR_CMD];  in cm32181_read_als_it()
251 	for (i = 0; i < cm32181->num_als_it; i++) {  in cm32181_read_als_it()
252 		if (als_it == cm32181->als_it_bits[i]) {  in cm32181_read_als_it()
253 			*val2 = cm32181->als_it_values[i];  in cm32181_read_als_it()
270 static int cm32181_write_als_it(struct cm32181_chip *cm32181, int val)  in cm32181_write_als_it()  argument
272 	struct i2c_client *client = cm32181->client;  in cm32181_write_als_it()
276 	n = cm32181->num_als_it;  in cm32181_write_als_it()
278 		if (val <= cm32181->als_it_values[i])  in cm32181_write_als_it()
283 	als_it = cm32181->als_it_bits[i];  in cm32181_write_als_it()
286 	mutex_lock(&cm32181->lock);  in cm32181_write_als_it()
287 	cm32181->conf_regs[CM32181_REG_ADDR_CMD] &=  in cm32181_write_als_it()
289 	cm32181->conf_regs[CM32181_REG_ADDR_CMD] |=  in cm32181_write_als_it()
292 			cm32181->conf_regs[CM32181_REG_ADDR_CMD]);  in cm32181_write_als_it()
293 	mutex_unlock(&cm32181->lock);  in cm32181_write_als_it()
307 static int cm32181_get_lux(struct cm32181_chip *cm32181)  in cm32181_get_lux()  argument
309 	struct i2c_client *client = cm32181->client;  in cm32181_get_lux()
314 	ret = cm32181_read_als_it(cm32181, &als_it);  in cm32181_get_lux()
318 	lux = cm32181->lux_per_bit;  in cm32181_get_lux()
319 	lux *= cm32181->lux_per_bit_base_it;  in cm32181_get_lux()
327 	lux *= cm32181->calibscale;  in cm32181_get_lux()
341 	struct cm32181_chip *cm32181 = iio_priv(indio_dev);  in cm32181_read_raw()  local
346 		ret = cm32181_get_lux(cm32181);  in cm32181_read_raw()
352 		*val = cm32181->calibscale;  in cm32181_read_raw()
356 		ret = cm32181_read_als_it(cm32181, val2);  in cm32181_read_raw()
367 	struct cm32181_chip *cm32181 = iio_priv(indio_dev);  in cm32181_write_raw()  local
372 		cm32181->calibscale = val;  in cm32181_write_raw()
375 		ret = cm32181_write_als_it(cm32181, val2);  in cm32181_write_raw()
395 	struct cm32181_chip *cm32181 = iio_priv(dev_to_iio_dev(dev));  in cm32181_get_it_available()  local
398 	n = cm32181->num_als_it;  in cm32181_get_it_available()
400 		len += sprintf(buf + len, "0.%06u ", cm32181->als_it_values[i]);  in cm32181_get_it_available()
443 	struct cm32181_chip *cm32181;  in cm32181_probe()  local
447 	indio_dev = devm_iio_device_alloc(dev, sizeof(*cm32181));  in cm32181_probe()
477 	cm32181 = iio_priv(indio_dev);  in cm32181_probe()
478 	cm32181->client = client;  in cm32181_probe()
479 	cm32181->dev = dev;  in cm32181_probe()
481 	mutex_init(&cm32181->lock);  in cm32181_probe()
488 	ret = cm32181_reg_init(cm32181);  in cm32181_probe()
505 	struct cm32181_chip *cm32181 = iio_priv(dev_get_drvdata(dev));  in cm32181_suspend()  local
506 	struct i2c_client *client = cm32181->client;  in cm32181_suspend()
514 	struct cm32181_chip *cm32181 = iio_priv(dev_get_drvdata(dev));  in cm32181_resume()  local
515 	struct i2c_client *client = cm32181->client;  in cm32181_resume()
518 					 cm32181->conf_regs[CM32181_REG_ADDR_CMD]);  in cm32181_resume()