diff options
51 files changed, 89 insertions, 60 deletions
diff --git a/drivers/iio/accel/adxl372.c b/drivers/iio/accel/adxl372.c index 9c9a896a872a..fc9592407717 100644 --- a/drivers/iio/accel/adxl372.c +++ b/drivers/iio/accel/adxl372.c @@ -1223,14 +1223,14 @@ int adxl372_probe(struct device *dev, struct regmap *regmap, st->dready_trig = devm_iio_trigger_alloc(dev, "%s-dev%d", indio_dev->name, - indio_dev->id); + iio_device_id(indio_dev)); if (st->dready_trig == NULL) return -ENOMEM; st->peak_datardy_trig = devm_iio_trigger_alloc(dev, "%s-dev%d-peak", indio_dev->name, - indio_dev->id); + iio_device_id(indio_dev)); if (!st->peak_datardy_trig) return -ENOMEM; diff --git a/drivers/iio/accel/bma180.c b/drivers/iio/accel/bma180.c index b8a7469cdae4..68d91a70de03 100644 --- a/drivers/iio/accel/bma180.c +++ b/drivers/iio/accel/bma180.c @@ -1045,7 +1045,7 @@ static int bma180_probe(struct i2c_client *client, if (client->irq > 0) { data->trig = iio_trigger_alloc(dev, "%s-dev%d", indio_dev->name, - indio_dev->id); + iio_device_id(indio_dev)); if (!data->trig) { ret = -ENOMEM; goto err_chip_disable; diff --git a/drivers/iio/accel/bmc150-accel-core.c b/drivers/iio/accel/bmc150-accel-core.c index 04d85ce34e9f..62a164a7b852 100644 --- a/drivers/iio/accel/bmc150-accel-core.c +++ b/drivers/iio/accel/bmc150-accel-core.c @@ -1470,9 +1470,9 @@ static int bmc150_accel_triggers_setup(struct iio_dev *indio_dev, struct bmc150_accel_trigger *t = &data->triggers[i]; t->indio_trig = devm_iio_trigger_alloc(dev, - bmc150_accel_triggers[i].name, + bmc150_accel_triggers[i].name, indio_dev->name, - indio_dev->id); + iio_device_id(indio_dev)); if (!t->indio_trig) { ret = -ENOMEM; break; diff --git a/drivers/iio/accel/kxcjk-1013.c b/drivers/iio/accel/kxcjk-1013.c index ff724bc17a45..283e6a3feffc 100644 --- a/drivers/iio/accel/kxcjk-1013.c +++ b/drivers/iio/accel/kxcjk-1013.c @@ -1404,7 +1404,7 @@ static int kxcjk1013_probe(struct i2c_client *client, data->dready_trig = devm_iio_trigger_alloc(&client->dev, "%s-dev%d", indio_dev->name, - indio_dev->id); + iio_device_id(indio_dev)); if (!data->dready_trig) { ret = -ENOMEM; goto err_poweroff; @@ -1413,7 +1413,7 @@ static int kxcjk1013_probe(struct i2c_client *client, data->motion_trig = devm_iio_trigger_alloc(&client->dev, "%s-any-motion-dev%d", indio_dev->name, - indio_dev->id); + iio_device_id(indio_dev)); if (!data->motion_trig) { ret = -ENOMEM; goto err_poweroff; diff --git a/drivers/iio/accel/mma8452.c b/drivers/iio/accel/mma8452.c index 4d307dfb9169..464a6bfe6746 100644 --- a/drivers/iio/accel/mma8452.c +++ b/drivers/iio/accel/mma8452.c @@ -1461,7 +1461,7 @@ static int mma8452_trigger_setup(struct iio_dev *indio_dev) trig = devm_iio_trigger_alloc(&data->client->dev, "%s-dev%d", indio_dev->name, - indio_dev->id); + iio_device_id(indio_dev)); if (!trig) return -ENOMEM; diff --git a/drivers/iio/accel/mxc4005.c b/drivers/iio/accel/mxc4005.c index fb3cbaa62bd8..98c7f5f59011 100644 --- a/drivers/iio/accel/mxc4005.c +++ b/drivers/iio/accel/mxc4005.c @@ -433,7 +433,7 @@ static int mxc4005_probe(struct i2c_client *client, data->dready_trig = devm_iio_trigger_alloc(&client->dev, "%s-dev%d", indio_dev->name, - indio_dev->id); + iio_device_id(indio_dev)); if (!data->dready_trig) return -ENOMEM; diff --git a/drivers/iio/accel/stk8312.c b/drivers/iio/accel/stk8312.c index 60aecfa9fd92..aeab108c457d 100644 --- a/drivers/iio/accel/stk8312.c +++ b/drivers/iio/accel/stk8312.c @@ -552,7 +552,7 @@ static int stk8312_probe(struct i2c_client *client, data->dready_trig = devm_iio_trigger_alloc(&client->dev, "%s-dev%d", indio_dev->name, - indio_dev->id); + iio_device_id(indio_dev)); if (!data->dready_trig) { ret = -ENOMEM; goto err_power_off; diff --git a/drivers/iio/accel/stk8ba50.c b/drivers/iio/accel/stk8ba50.c index 7cf9cb7e8666..3e7cf23be7e1 100644 --- a/drivers/iio/accel/stk8ba50.c +++ b/drivers/iio/accel/stk8ba50.c @@ -448,7 +448,7 @@ static int stk8ba50_probe(struct i2c_client *client, data->dready_trig = devm_iio_trigger_alloc(&client->dev, "%s-dev%d", indio_dev->name, - indio_dev->id); + iio_device_id(indio_dev)); if (!data->dready_trig) { ret = -ENOMEM; goto err_power_off; diff --git a/drivers/iio/adc/ad7606.c b/drivers/iio/adc/ad7606.c index 0af0bb4d5a7f..0a60ecc69d38 100644 --- a/drivers/iio/adc/ad7606.c +++ b/drivers/iio/adc/ad7606.c @@ -663,7 +663,8 @@ int ad7606_probe(struct device *dev, int irq, void __iomem *base_address, } st->trig = devm_iio_trigger_alloc(dev, "%s-dev%d", - indio_dev->name, indio_dev->id); + indio_dev->name, + iio_device_id(indio_dev)); if (!st->trig) return -ENOMEM; diff --git a/drivers/iio/adc/ad7766.c b/drivers/iio/adc/ad7766.c index 1e41759f3ee5..236a455aaa18 100644 --- a/drivers/iio/adc/ad7766.c +++ b/drivers/iio/adc/ad7766.c @@ -248,7 +248,8 @@ static int ad7766_probe(struct spi_device *spi) if (spi->irq > 0) { ad7766->trig = devm_iio_trigger_alloc(&spi->dev, "%s-dev%d", - indio_dev->name, indio_dev->id); + indio_dev->name, + iio_device_id(indio_dev)); if (!ad7766->trig) return -ENOMEM; diff --git a/drivers/iio/adc/ad7768-1.c b/drivers/iio/adc/ad7768-1.c index c945f1349623..41752777e96c 100644 --- a/drivers/iio/adc/ad7768-1.c +++ b/drivers/iio/adc/ad7768-1.c @@ -626,7 +626,8 @@ static int ad7768_probe(struct spi_device *spi) } st->trig = devm_iio_trigger_alloc(&spi->dev, "%s-dev%d", - indio_dev->name, indio_dev->id); + indio_dev->name, + iio_device_id(indio_dev)); if (!st->trig) return -ENOMEM; diff --git a/drivers/iio/adc/ad_sigma_delta.c b/drivers/iio/adc/ad_sigma_delta.c index e777ec718973..69b979331ccd 100644 --- a/drivers/iio/adc/ad_sigma_delta.c +++ b/drivers/iio/adc/ad_sigma_delta.c @@ -477,7 +477,7 @@ static int ad_sd_probe_trigger(struct iio_dev *indio_dev) sigma_delta->trig = iio_trigger_alloc(&sigma_delta->spi->dev, "%s-dev%d", indio_dev->name, - indio_dev->id); + iio_device_id(indio_dev)); if (sigma_delta->trig == NULL) { ret = -ENOMEM; goto error_ret; diff --git a/drivers/iio/adc/at91-sama5d2_adc.c b/drivers/iio/adc/at91-sama5d2_adc.c index a7826f097b95..6e8c28675947 100644 --- a/drivers/iio/adc/at91-sama5d2_adc.c +++ b/drivers/iio/adc/at91-sama5d2_adc.c @@ -997,7 +997,7 @@ static struct iio_trigger *at91_adc_allocate_trigger(struct iio_dev *indio, int ret; trig = devm_iio_trigger_alloc(&indio->dev, "%s-dev%d-%s", indio->name, - indio->id, trigger_name); + iio_device_id(indio), trigger_name); if (!trig) return NULL; diff --git a/drivers/iio/adc/at91_adc.c b/drivers/iio/adc/at91_adc.c index 0b5f0c91d0d7..5a7d3a3a5fa8 100644 --- a/drivers/iio/adc/at91_adc.c +++ b/drivers/iio/adc/at91_adc.c @@ -547,7 +547,7 @@ static int at91_adc_get_trigger_value_by_name(struct iio_dev *idev, char *name = kasprintf(GFP_KERNEL, "%s-dev%d-%s", idev->name, - idev->id, + iio_device_id(idev), triggers[i].name); if (!name) return -ENOMEM; @@ -626,7 +626,7 @@ static struct iio_trigger *at91_adc_allocate_trigger(struct iio_dev *idev, int ret; trig = iio_trigger_alloc(idev->dev.parent, "%s-dev%d-%s", idev->name, - idev->id, trigger->name); + iio_device_id(idev), trigger->name); if (trig == NULL) return NULL; diff --git a/drivers/iio/adc/dln2-adc.c b/drivers/iio/adc/dln2-adc.c index 0d53ef18e045..16407664182c 100644 --- a/drivers/iio/adc/dln2-adc.c +++ b/drivers/iio/adc/dln2-adc.c @@ -649,7 +649,8 @@ static int dln2_adc_probe(struct platform_device *pdev) indio_dev->setup_ops = &dln2_adc_buffer_setup_ops; dln2->trig = devm_iio_trigger_alloc(dev, "%s-dev%d", - indio_dev->name, indio_dev->id); + indio_dev->name, + iio_device_id(indio_dev)); if (!dln2->trig) { dev_err(dev, "failed to allocate trigger\n"); return -ENOMEM; diff --git a/drivers/iio/adc/ina2xx-adc.c b/drivers/iio/adc/ina2xx-adc.c index 2ae54258b221..a4b2ff9e0dd5 100644 --- a/drivers/iio/adc/ina2xx-adc.c +++ b/drivers/iio/adc/ina2xx-adc.c @@ -843,7 +843,8 @@ static int ina2xx_buffer_enable(struct iio_dev *indio_dev) chip->allow_async_readout); task = kthread_create(ina2xx_capture_thread, (void *)indio_dev, - "%s:%d-%uus", indio_dev->name, indio_dev->id, + "%s:%d-%uus", indio_dev->name, + iio_device_id(indio_dev), sampling_us); if (IS_ERR(task)) return PTR_ERR(task); diff --git a/drivers/iio/adc/mxs-lradc-adc.c b/drivers/iio/adc/mxs-lradc-adc.c index 30e29f44ebd2..1d99170d3328 100644 --- a/drivers/iio/adc/mxs-lradc-adc.c +++ b/drivers/iio/adc/mxs-lradc-adc.c @@ -455,7 +455,7 @@ static int mxs_lradc_adc_trigger_init(struct iio_dev *iio) struct mxs_lradc_adc *adc = iio_priv(iio); trig = devm_iio_trigger_alloc(&iio->dev, "%s-dev%i", iio->name, - iio->id); + iio_device_id(iio)); if (!trig) return -ENOMEM; diff --git a/drivers/iio/adc/ti-ads131e08.c b/drivers/iio/adc/ti-ads131e08.c index 2c20dbed8ada..0c2025a22575 100644 --- a/drivers/iio/adc/ti-ads131e08.c +++ b/drivers/iio/adc/ti-ads131e08.c @@ -849,7 +849,7 @@ static int ads131e08_probe(struct spi_device *spi) } st->trig = devm_iio_trigger_alloc(&spi->dev, "%s-dev%d", - indio_dev->name, indio_dev->id); + indio_dev->name, iio_device_id(indio_dev)); if (!st->trig) { dev_err(&spi->dev, "failed to allocate IIO trigger\n"); return -ENOMEM; diff --git a/drivers/iio/adc/xilinx-xadc-core.c b/drivers/iio/adc/xilinx-xadc-core.c index 6914c1900ed0..198d2916266d 100644 --- a/drivers/iio/adc/xilinx-xadc-core.c +++ b/drivers/iio/adc/xilinx-xadc-core.c @@ -743,7 +743,7 @@ static struct iio_trigger *xadc_alloc_trigger(struct iio_dev *indio_dev, int ret; trig = devm_iio_trigger_alloc(dev, "%s%d-%s", indio_dev->name, - indio_dev->id, name); + iio_device_id(indio_dev), name); if (trig == NULL) return ERR_PTR(-ENOMEM); diff --git a/drivers/iio/buffer/industrialio-triggered-buffer.c b/drivers/iio/buffer/industrialio-triggered-buffer.c index ebb4520ac291..f77c4538141e 100644 --- a/drivers/iio/buffer/industrialio-triggered-buffer.c +++ b/drivers/iio/buffer/industrialio-triggered-buffer.c @@ -56,7 +56,7 @@ int iio_triggered_buffer_setup_ext(struct iio_dev *indio_dev, indio_dev, "%s_consumer%d", indio_dev->name, - indio_dev->id); + iio_device_id(indio_dev)); if (indio_dev->pollfunc == NULL) { ret = -ENOMEM; goto error_kfifo_free; diff --git a/drivers/iio/chemical/atlas-sensor.c b/drivers/iio/chemical/atlas-sensor.c index 56ba6c82b501..d10f921b233a 100644 --- a/drivers/iio/chemical/atlas-sensor.c +++ b/drivers/iio/chemical/atlas-sensor.c @@ -640,7 +640,7 @@ static int atlas_probe(struct i2c_client *client, indio_dev->modes = INDIO_BUFFER_SOFTWARE | INDIO_DIRECT_MODE; trig = devm_iio_trigger_alloc(&client->dev, "%s-dev%d", - indio_dev->name, indio_dev->id); + indio_dev->name, iio_device_id(indio_dev)); if (!trig) return -ENOMEM; diff --git a/drivers/iio/chemical/ccs811.c b/drivers/iio/chemical/ccs811.c index 886e96496dbf..847194fa1e46 100644 --- a/drivers/iio/chemical/ccs811.c +++ b/drivers/iio/chemical/ccs811.c @@ -491,7 +491,7 @@ static int ccs811_probe(struct i2c_client *client, data->drdy_trig = devm_iio_trigger_alloc(&client->dev, "%s-dev%d", indio_dev->name, - indio_dev->id); + iio_device_id(indio_dev)); if (!data->drdy_trig) { ret = -ENOMEM; goto err_poweroff; diff --git a/drivers/iio/chemical/scd30_core.c b/drivers/iio/chemical/scd30_core.c index d89f117dd0ef..9fe6bbe9ee04 100644 --- a/drivers/iio/chemical/scd30_core.c +++ b/drivers/iio/chemical/scd30_core.c @@ -640,7 +640,8 @@ static int scd30_setup_trigger(struct iio_dev *indio_dev) struct iio_trigger *trig; int ret; - trig = devm_iio_trigger_alloc(dev, "%s-dev%d", indio_dev->name, indio_dev->id); + trig = devm_iio_trigger_alloc(dev, "%s-dev%d", indio_dev->name, + iio_device_id(indio_dev)); if (!trig) { dev_err(dev, "failed to allocate trigger\n"); return -ENOMEM; diff --git a/drivers/iio/common/hid-sensors/hid-sensor-trigger.c b/drivers/iio/common/hid-sensors/hid-sensor-trigger.c index 95ddccb44f1c..5a7b3e253e58 100644 --- a/drivers/iio/common/hid-sensors/hid-sensor-trigger.c +++ b/drivers/iio/common/hid-sensors/hid-sensor-trigger.c @@ -256,7 +256,7 @@ int hid_sensor_setup_trigger(struct iio_dev *indio_dev, const char *name, } trig = iio_trigger_alloc(indio_dev->dev.parent, - "%s-dev%d", name, indio_dev->id); + "%s-dev%d", name, iio_device_id(indio_dev)); if (trig == NULL) { dev_err(&indio_dev->dev, "Trigger Allocate Failed\n"); ret = -ENOMEM; diff --git a/drivers/iio/gyro/adxrs290.c b/drivers/iio/gyro/adxrs290.c index cec5e1f17c22..3e0734ddafe3 100644 --- a/drivers/iio/gyro/adxrs290.c +++ b/drivers/iio/gyro/adxrs290.c @@ -589,7 +589,7 @@ static int adxrs290_probe_trigger(struct iio_dev *indio_dev) st->dready_trig = devm_iio_trigger_alloc(&st->spi->dev, "%s-dev%d", indio_dev->name, - indio_dev->id); + iio_device_id(indio_dev)); if (!st->dready_trig) return -ENOMEM; diff --git a/drivers/iio/gyro/bmg160_core.c b/drivers/iio/gyro/bmg160_core.c index b11ebd9bb7a4..26a9ed5770c6 100644 --- a/drivers/iio/gyro/bmg160_core.c +++ b/drivers/iio/gyro/bmg160_core.c @@ -1137,14 +1137,14 @@ int bmg160_core_probe(struct device *dev, struct regmap *regmap, int irq, data->dready_trig = devm_iio_trigger_alloc(dev, "%s-dev%d", indio_dev->name, - indio_dev->id); + iio_device_id(indio_dev)); if (!data->dready_trig) return -ENOMEM; data->motion_trig = devm_iio_trigger_alloc(dev, "%s-any-motion-dev%d", indio_dev->name, - indio_dev->id); + iio_device_id(indio_dev)); if (!data->motion_trig) return -ENOMEM; diff --git a/drivers/iio/gyro/fxas21002c_core.c b/drivers/iio/gyro/fxas21002c_core.c index 1a20c6b88e7d..5af7b48ff01a 100644 --- a/drivers/iio/gyro/fxas21002c_core.c +++ b/drivers/iio/gyro/fxas21002c_core.c @@ -852,7 +852,7 @@ static int fxas21002c_trigger_probe(struct fxas21002c_data *data) data->dready_trig = devm_iio_trigger_alloc(dev, "%s-dev%d", indio_dev->name, - indio_dev->id); + iio_device_id(indio_dev)); if (!data->dready_trig) return -ENOMEM; diff --git a/drivers/iio/gyro/itg3200_buffer.c b/drivers/iio/gyro/itg3200_buffer.c index af0aaa146f0c..04dd6a7969ea 100644 --- a/drivers/iio/gyro/itg3200_buffer.c +++ b/drivers/iio/gyro/itg3200_buffer.c @@ -114,7 +114,7 @@ int itg3200_probe_trigger(struct iio_dev *indio_dev) struct itg3200 *st = iio_priv(indio_dev); st->trig = iio_trigger_alloc(&st->i2c->dev, "%s-dev%d", indio_dev->name, - indio_dev->id); + iio_device_id(indio_dev)); if (!st->trig) return -ENOMEM; diff --git a/drivers/iio/gyro/mpu3050-core.c b/drivers/iio/gyro/mpu3050-core.c index f17a93519535..2b930c7f4d86 100644 --- a/drivers/iio/gyro/mpu3050-core.c +++ b/drivers/iio/gyro/mpu3050-core.c @@ -1058,7 +1058,7 @@ static int mpu3050_trigger_probe(struct iio_dev *indio_dev, int irq) mpu3050->trig = devm_iio_trigger_alloc(&indio_dev->dev, "%s-dev%d", indio_dev->name, - indio_dev->id); + iio_device_id(indio_dev)); if (!mpu3050->trig) return -ENOMEM; diff --git a/drivers/iio/health/afe4403.c b/drivers/iio/health/afe4403.c index 1fa8d51d5080..d4921385aaf7 100644 --- a/drivers/iio/health/afe4403.c +++ b/drivers/iio/health/afe4403.c @@ -521,7 +521,7 @@ static int afe4403_probe(struct spi_device *spi) afe->trig = devm_iio_trigger_alloc(afe->dev, "%s-dev%d", indio_dev->name, - indio_dev->id); + iio_device_id(indio_dev)); if (!afe->trig) { dev_err(afe->dev, "Unable to allocate IIO trigger\n"); ret = -ENOMEM; diff --git a/drivers/iio/health/afe4404.c b/drivers/iio/health/afe4404.c index e1476bf79fe2..d8a27dfe074a 100644 --- a/drivers/iio/health/afe4404.c +++ b/drivers/iio/health/afe4404.c @@ -528,7 +528,7 @@ static int afe4404_probe(struct i2c_client *client, afe->trig = devm_iio_trigger_alloc(afe->dev, "%s-dev%d", indio_dev->name, - indio_dev->id); + iio_device_id(indio_dev)); if (!afe->trig) { dev_err(afe->dev, "Unable to allocate IIO trigger\n"); ret = -ENOMEM; diff --git a/drivers/iio/imu/adis_trigger.c b/drivers/iio/imu/adis_trigger.c index fa5540fabacc..48eedc29b28a 100644 --- a/drivers/iio/imu/adis_trigger.c +++ b/drivers/iio/imu/adis_trigger.c @@ -62,7 +62,8 @@ int devm_adis_probe_trigger(struct adis *adis, struct iio_dev *indio_dev) int ret; adis->trig = devm_iio_trigger_alloc(&adis->spi->dev, "%s-dev%d", - indio_dev->name, indio_dev->id); + indio_dev->name, + iio_device_id(indio_dev)); if (!adis->trig) return -ENOMEM; diff --git a/drivers/iio/imu/bmi160/bmi160_core.c b/drivers/iio/imu/bmi160/bmi160_core.c index 290b5ef83f77..b63bd7e5e5e5 100644 --- a/drivers/iio/imu/bmi160/bmi160_core.c +++ b/drivers/iio/imu/bmi160/bmi160_core.c @@ -785,7 +785,8 @@ int bmi160_probe_trigger(struct iio_dev *indio_dev, int irq, u32 irq_type) int ret; data->trig = devm_iio_trigger_alloc(&indio_dev->dev, "%s-dev%d", - indio_dev->name, indio_dev->id); + indio_dev->name, + iio_device_id(indio_dev)); if (data->trig == NULL) return -ENOMEM; diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_trigger.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_trigger.c index de8ed1446d60..e21ba778595a 100644 --- a/drivers/iio/imu/inv_mpu6050/inv_mpu_trigger.c +++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_trigger.c @@ -238,7 +238,7 @@ int inv_mpu6050_probe_trigger(struct iio_dev *indio_dev, int irq_type) st->trig = devm_iio_trigger_alloc(&indio_dev->dev, "%s-dev%d", indio_dev->name, - indio_dev->id); + iio_device_id(indio_dev)); if (!st->trig) return -ENOMEM; diff --git a/drivers/iio/imu/kmx61.c b/drivers/iio/imu/kmx61.c index fc5a60fcfec0..d3e06ce99c1e 100644 --- a/drivers/iio/imu/kmx61.c +++ b/drivers/iio/imu/kmx61.c @@ -1264,7 +1264,7 @@ static struct iio_trigger *kmx61_trigger_setup(struct kmx61_data *data, "%s-%s-dev%d", indio_dev->name, tag, - indio_dev->id); + iio_device_id(indio_dev)); if (!trig) return ERR_PTR(-ENOMEM); diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c index 3fdcf2d4997a..ec21341c6322 100644 --- a/drivers/iio/industrialio-core.c +++ b/drivers/iio/industrialio-core.c @@ -169,6 +169,20 @@ static const char * const iio_chan_info_postfix[] = { [IIO_CHAN_INFO_THERMOCOUPLE_TYPE] = "thermocouple_type", [IIO_CHAN_INFO_CALIBAMBIENT] = "calibambient", }; +/** + * iio_device_id() - query the unique ID for the device + * @indio_dev: Device structure whose ID is being queried + * + * The IIO device ID is a unique index used for example for the naming + * of the character device /dev/iio\:device[ID] + */ +int iio_device_id(struct iio_dev *indio_dev) +{ + struct iio_dev_opaque *iio_dev_opaque = to_iio_dev_opaque(indio_dev); + + return iio_dev_opaque->id; +} +EXPORT_SYMBOL_GPL(iio_device_id); /** * iio_sysfs_match_string_with_gaps - matches given string in an array with gaps @@ -1588,7 +1602,7 @@ static void iio_dev_release(struct device *device) iio_device_detach_buffers(indio_dev); - ida_simple_remove(&iio_ida, indio_dev->id); + ida_simple_remove(&iio_ida, iio_dev_opaque->id); kfree(iio_dev_opaque); } @@ -1631,14 +1645,14 @@ struct iio_dev *iio_device_alloc(struct device *parent, int sizeof_priv) mutex_init(&indio_dev->info_exist_lock); INIT_LIST_HEAD(&iio_dev_opaque->channel_attr_list); - indio_dev->id = ida_simple_get(&iio_ida, 0, 0, GFP_KERNEL); - if (indio_dev->id < 0) { + iio_dev_opaque->id = ida_simple_get(&iio_ida, 0, 0, GFP_KERNEL); + if (iio_dev_opaque->id < 0) { /* cannot use a dev_err as the name isn't available */ pr_err("failed to get device id\n"); kfree(iio_dev_opaque); return NULL; } - dev_set_name(&indio_dev->dev, "iio:device%d", indio_dev->id); + dev_set_name(&indio_dev->dev, "iio:device%d", iio_dev_opaque->id); INIT_LIST_HEAD(&iio_dev_opaque->buffer_list); INIT_LIST_HEAD(&iio_dev_opaque->ioctl_handlers); @@ -1891,7 +1905,7 @@ int __iio_device_register(struct iio_dev *indio_dev, struct module *this_mod) cdev_init(&indio_dev->chrdev, &iio_event_fileops); if (iio_dev_opaque->attached_buffers_cnt || iio_dev_opaque->event_interface) { - indio_dev->dev.devt = MKDEV(MAJOR(iio_devt), indio_dev->id); + indio_dev->dev.devt = MKDEV(MAJOR(iio_devt), iio_dev_opaque->id); indio_dev->chrdev.owner = this_mod; } diff --git a/drivers/iio/industrialio-triggered-event.c b/drivers/iio/industrialio-triggered-event.c index 53da9ab17a62..4bedc65c9fe3 100644 --- a/drivers/iio/industrialio-triggered-event.c +++ b/drivers/iio/industrialio-triggered-event.c @@ -37,7 +37,7 @@ int iio_triggered_event_setup(struct iio_dev *indio_dev, indio_dev, "%s_consumer%d", indio_dev->name, - indio_dev->id); + iio_device_id(indio_dev)); if (indio_dev->pollfunc_event == NULL) return -ENOMEM; diff --git a/drivers/iio/light/acpi-als.c b/drivers/iio/light/acpi-als.c index 0a6ab5761eec..e1ff6f524f4b 100644 --- a/drivers/iio/light/acpi-als.c +++ b/drivers/iio/light/acpi-als.c @@ -204,7 +204,8 @@ static int acpi_als_add(struct acpi_device *device) indio_dev->channels = acpi_als_channels; indio_dev->num_channels = ARRAY_SIZE(acpi_als_channels); - als->trig = devm_iio_trigger_alloc(dev, "%s-dev%d", indio_dev->name, indio_dev->id); + als->trig = devm_iio_trigger_alloc(dev, "%s-dev%d", indio_dev->name, + iio_device_id(indio_dev)); if (!als->trig) return -ENOMEM; diff --git a/drivers/iio/light/rpr0521.c b/drivers/iio/light/rpr0521.c index 033578f444e4..7e332de0e6a5 100644 --- a/drivers/iio/light/rpr0521.c +++ b/drivers/iio/light/rpr0521.c @@ -985,7 +985,7 @@ static int rpr0521_probe(struct i2c_client *client, /* Trigger0 producer setup */ data->drdy_trigger0 = devm_iio_trigger_alloc( indio_dev->dev.parent, - "%s-dev%d", indio_dev->name, indio_dev->id); + "%s-dev%d", indio_dev->name, iio_device_id(indio_dev)); if (!data->drdy_trigger0) { ret = -ENOMEM; goto err_pm_disable; diff --git a/drivers/iio/light/si1145.c b/drivers/iio/light/si1145.c index 9b5c99823943..3fb52402fcc3 100644 --- a/drivers/iio/light/si1145.c +++ b/drivers/iio/light/si1145.c @@ -1243,7 +1243,7 @@ static int si1145_probe_trigger(struct iio_dev *indio_dev) int ret; trig = devm_iio_trigger_alloc(&client->dev, - "%s-dev%d", indio_dev->name, indio_dev->id); + "%s-dev%d", indio_dev->name, iio_device_id(indio_dev)); if (!trig) return -ENOMEM; diff --git a/drivers/iio/light/vcnl4000.c b/drivers/iio/light/vcnl4000.c index 2f7916f95689..4a61865d01cd 100644 --- a/drivers/iio/light/vcnl4000.c +++ b/drivers/iio/light/vcnl4000.c @@ -998,7 +998,8 @@ static int vcnl4010_probe_trigger(struct iio_dev *indio_dev) struct iio_trigger *trigger; trigger = devm_iio_trigger_alloc(&client->dev, "%s-dev%d", - indio_dev->name, indio_dev->id); + indio_dev->name, + iio_device_id(indio_dev)); if (!trigger) return -ENOMEM; diff --git a/drivers/iio/light/vcnl4035.c b/drivers/iio/light/vcnl4035.c index ae87740d9cef..691a54b763e1 100644 --- a/drivers/iio/light/vcnl4035.c +++ b/drivers/iio/light/vcnl4035.c @@ -507,7 +507,7 @@ static int vcnl4035_probe_trigger(struct iio_dev *indio_dev) data->drdy_trigger0 = devm_iio_trigger_alloc( indio_dev->dev.parent, - "%s-dev%d", indio_dev->name, indio_dev->id); + "%s-dev%d", indio_dev->name, iio_device_id(indio_dev)); if (!data->drdy_trigger0) return -ENOMEM; diff --git a/drivers/iio/magnetometer/bmc150_magn.c b/drivers/iio/magnetometer/bmc150_magn.c index 00f9766bad5c..d75b437a43f2 100644 --- a/drivers/iio/magnetometer/bmc150_magn.c +++ b/drivers/iio/magnetometer/bmc150_magn.c @@ -915,7 +915,7 @@ int bmc150_magn_probe(struct device *dev, struct regmap *regmap, data->dready_trig = devm_iio_trigger_alloc(dev, "%s-dev%d", indio_dev->name, - indio_dev->id); + iio_device_id(indio_dev)); if (!data->dready_trig) { ret = -ENOMEM; dev_err(dev, "iio trigger alloc failed\n"); diff --git a/drivers/iio/magnetometer/rm3100-core.c b/drivers/iio/magnetometer/rm3100-core.c index dd811da9cb6d..4df5887fd04c 100644 --- a/drivers/iio/magnetometer/rm3100-core.c +++ b/drivers/iio/magnetometer/rm3100-core.c @@ -575,7 +575,7 @@ int rm3100_common_probe(struct device *dev, struct regmap *regmap, int irq) data->drdy_trig = devm_iio_trigger_alloc(dev, "%s-drdy%d", indio_dev->name, - indio_dev->id); + iio_device_id(indio_dev)); if (!data->drdy_trig) return -ENOMEM; diff --git a/drivers/iio/potentiostat/lmp91000.c b/drivers/iio/potentiostat/lmp91000.c index 8a9c576616ee..1948e2d22c27 100644 --- a/drivers/iio/potentiostat/lmp91000.c +++ b/drivers/iio/potentiostat/lmp91000.c @@ -323,7 +323,8 @@ static int lmp91000_probe(struct i2c_client *client, } data->trig = devm_iio_trigger_alloc(dev, "%s-mux%d", - indio_dev->name, indio_dev->id); + indio_dev->name, + iio_device_id(indio_dev)); if (!data->trig) { dev_err(dev, "cannot allocate iio trigger.\n"); return -ENOMEM; diff --git a/drivers/iio/pressure/zpa2326.c b/drivers/iio/pressure/zpa2326.c index a93411216aee..89295c90f801 100644 --- a/drivers/iio/pressure/zpa2326.c +++ b/drivers/iio/pressure/zpa2326.c @@ -1408,7 +1408,8 @@ static int zpa2326_init_managed_trigger(struct device *parent, return 0; trigger = devm_iio_trigger_alloc(parent, "%s-dev%d", - indio_dev->name, indio_dev->id); + indio_dev->name, + iio_device_id(indio_dev)); if (!trigger) return -ENOMEM; diff --git a/drivers/iio/proximity/as3935.c b/drivers/iio/proximity/as3935.c index edc4a35ae66d..dc20fe81232c 100644 --- a/drivers/iio/proximity/as3935.c +++ b/drivers/iio/proximity/as3935.c @@ -404,7 +404,8 @@ static int as3935_probe(struct spi_device *spi) indio_dev->info = &as3935_info; trig = devm_iio_trigger_alloc(dev, "%s-dev%d", - indio_dev->name, indio_dev->id); + indio_dev->name, + iio_device_id(indio_dev)); if (!trig) return -ENOMEM; diff --git a/drivers/iio/proximity/sx9310.c b/drivers/iio/proximity/sx9310.c index 327ebb7ddbb9..175f3b7c61d7 100644 --- a/drivers/iio/proximity/sx9310.c +++ b/drivers/iio/proximity/sx9310.c @@ -1473,7 +1473,7 @@ static int sx9310_probe(struct i2c_client *client) data->trig = devm_iio_trigger_alloc(dev, "%s-dev%d", indio_dev->name, - indio_dev->id); + iio_device_id(indio_dev)); if (!data->trig) return -ENOMEM; diff --git a/drivers/iio/proximity/sx9500.c b/drivers/iio/proximity/sx9500.c index a87f4a8e4327..3e4ddb2e8c2b 100644 --- a/drivers/iio/proximity/sx9500.c +++ b/drivers/iio/proximity/sx9500.c @@ -946,7 +946,7 @@ static int sx9500_probe(struct i2c_client *client, return ret; data->trig = devm_iio_trigger_alloc(&client->dev, - "%s-dev%d", indio_dev->name, indio_dev->id); + "%s-dev%d", indio_dev->name, iio_device_id(indio_dev)); if (!data->trig) return -ENOMEM; diff --git a/include/linux/iio/iio-opaque.h b/include/linux/iio/iio-opaque.h index 32addd5e790e..e66b029d99de 100644 --- a/include/linux/iio/iio-opaque.h +++ b/include/linux/iio/iio-opaque.h @@ -6,6 +6,7 @@ /** * struct iio_dev_opaque - industrial I/O device opaque information * @indio_dev: public industrial I/O device information + * @id: used to identify device internally * @event_interface: event chrdevs associated with interrupt lines * @attached_buffers: array of buffers statically attached by the driver * @attached_buffers_cnt: number of buffers in the array of statically attached buffers @@ -26,6 +27,7 @@ */ struct iio_dev_opaque { struct iio_dev indio_dev; + int id; struct iio_event_interface *event_interface; struct iio_buffer **attached_buffers; unsigned int attached_buffers_cnt; diff --git a/include/linux/iio/iio.h b/include/linux/iio/iio.h index f2d65e2e88b6..569861d5887a 100644 --- a/include/linux/iio/iio.h +++ b/include/linux/iio/iio.h @@ -488,7 +488,6 @@ struct iio_buffer_setup_ops { /** * struct iio_dev - industrial I/O device - * @id: [INTERN] used to identify device internally * @driver_module: [INTERN] used to make it harder to undercut users * @modes: [DRIVER] operating modes supported by device * @currentmode: [DRIVER] current operating mode @@ -523,7 +522,6 @@ struct iio_buffer_setup_ops { * **MUST** be accessed **ONLY** via iio_priv() helper */ struct iio_dev { - int id; struct module *driver_module; int modes; @@ -559,6 +557,8 @@ struct iio_dev { void *priv; }; +int iio_device_id(struct iio_dev *indio_dev); + const struct iio_chan_spec *iio_find_channel_from_si(struct iio_dev *indio_dev, int si); /** |