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iio: Use IRQF_NO_THREAD

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The interrupt handler iio_trigger_generic_data_rdy_poll() will invoke
other interrupt handler and this supposed to happen from within the
hardirq.

Use IRQF_NO_THREAD to forbid forced-threading.

Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@intel.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Sebastian Andrzej Siewior 2026-01-28 10:55:36 +01:00 • committed by Jonathan Cameron
parent f52690c508
commit 04d390af97
4 changed files with 8 additions and 9 deletions
Download patch file Download diff file Expand all files Collapse all files

5
drivers/iio/accel/bma180.c
View file

@ -986,8 +986,9 @@ static int bma180_probe(struct i2c_client *client)
}
ret = devm_request_irq(dev, client->irq,
iio_trigger_generic_data_rdy_poll, IRQF_TRIGGER_RISING,
"bma180_event", data->trig);
iio_trigger_generic_data_rdy_poll,
IRQF_TRIGGER_RISING | IRQF_NO_THREAD,
"bma180_event", data->trig);
if (ret) {
dev_err(dev, "unable to request IRQ\n");
goto err_trigger_free;

2
drivers/iio/adc/ad7766.c
View file

@ -261,7 +261,7 @@ static int ad7766_probe(struct spi_device *spi)
* don't enable the interrupt to avoid extra load on the system
*/
ret = devm_request_irq(&spi->dev, spi->irq, ad7766_irq,
IRQF_TRIGGER_FALLING | IRQF_NO_AUTOEN,
IRQF_TRIGGER_FALLING | IRQF_NO_AUTOEN | IRQF_NO_THREAD,
dev_name(&spi->dev),
ad7766->trig);
if (ret < 0)

8
drivers/iio/gyro/itg3200_buffer.c
View file

@ -118,11 +118,9 @@ int itg3200_probe_trigger(struct iio_dev *indio_dev)
if (!st->trig)
return -ENOMEM;
ret = request_irq(st->i2c->irq,
&iio_trigger_generic_data_rdy_poll,
IRQF_TRIGGER_RISING,
"itg3200_data_rdy",
st->trig);
ret = request_irq(st->i2c->irq, &iio_trigger_generic_data_rdy_poll,
IRQF_TRIGGER_RISING | IRQF_NO_THREAD,
"itg3200_data_rdy", st->trig);
if (ret)
goto error_free_trig;

2
drivers/iio/light/si1145.c
View file

@ -1248,7 +1248,7 @@ static int si1145_probe_trigger(struct iio_dev *indio_dev)
ret = devm_request_irq(&client->dev, client->irq,
iio_trigger_generic_data_rdy_poll,
IRQF_TRIGGER_FALLING,
IRQF_TRIGGER_FALLING | IRQF_NO_THREAD,
"si1145_irq",
trig);
if (ret < 0) {