Re: [PATCH v5 2/8] iio: mb1232: relax return value check for IRQ get

Jonathan Cameron
2023-05-20T15:16:49Z

On Fri, 19 May 2023 14:01:23 +0300
Matti Vaittinen <mazziesaccount@gmail.com> wrote:

> fwnode_irq_get() was changed to not return 0 anymore.
>
> Drop check for return value 0.
>
> Signed-off-by: Matti Vaittinen <mazziesaccount@gmail.com>
>
Acked-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

> ---
> Revsion history:
> v4 => v5:
> - drop unnecessary data->irqnr = -1 assignment
>
> The first patch of the series changes the fwnode_irq_get() so this depends
> on the first patch of the series and should not be applied alone.
> ---
> drivers/iio/proximity/mb1232.c | 7 ++-----
> 1 file changed, 2 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/iio/proximity/mb1232.c b/drivers/iio/proximity/mb1232.c
> index e70cac8240af..3ae226297a00 100644
> --- a/drivers/iio/proximity/mb1232.c
> +++ b/drivers/iio/proximity/mb1232.c
> @@ -76,7 +76,7 @@ static s16 mb1232_read_distance(struct mb1232_data *data)
> goto error_unlock;
> }
>
> - if (data->irqnr >= 0) {
> + if (data->irqnr > 0) {
> /* it cannot take more than 100 ms */
> ret = wait_for_completion_killable_timeout(&data->ranging,
> HZ/10);
> @@ -212,10 +212,7 @@ static int mb1232_probe(struct i2c_client *client)
> init_completion(&data->ranging);
>
> data->irqnr = fwnode_irq_get(dev_fwnode(&client->dev), 0);
> - if (data->irqnr <= 0) {
> - /* usage of interrupt is optional */
> - data->irqnr = -1;
> - } else {
> + if (data->irqnr > 0) {
> ret = devm_request_irq(dev, data->irqnr, mb1232_handle_irq,
> IRQF_TRIGGER_FALLING, id->name, indio_dev);
> if (ret < 0) {