diff options
Diffstat (limited to 'drivers/staging/iio/iio_simple_dummy.c')
-rw-r--r-- | drivers/staging/iio/iio_simple_dummy.c | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/drivers/staging/iio/iio_simple_dummy.c b/drivers/staging/iio/iio_simple_dummy.c index 10a9e0882bbc..0b8611ac1003 100644 --- a/drivers/staging/iio/iio_simple_dummy.c +++ b/drivers/staging/iio/iio_simple_dummy.c @@ -239,6 +239,7 @@ static const struct iio_chan_spec iio_dummy_channels[] = { { .type = IIO_VOLTAGE, .info_mask_separate = BIT(IIO_CHAN_INFO_RAW), + .scan_index = -1, /* No buffer support */ .output = 1, .indexed = 1, .channel = 0, @@ -248,7 +249,7 @@ static const struct iio_chan_spec iio_dummy_channels[] = { .info_mask_shared_by_type = BIT(IIO_CHAN_INFO_ENABLE) | BIT(IIO_CHAN_INFO_CALIBHEIGHT), .info_mask_separate = BIT(IIO_CHAN_INFO_PROCESSED), - .scan_index = -1, + .scan_index = -1, /* No buffer support */ #ifdef CONFIG_IIO_SIMPLE_DUMMY_EVENTS .event_spec = &step_detect_event, .num_event_specs = 1, @@ -259,6 +260,7 @@ static const struct iio_chan_spec iio_dummy_channels[] = { .modified = 1, .channel2 = IIO_MOD_RUNNING, .info_mask_separate = BIT(IIO_CHAN_INFO_PROCESSED), + .scan_index = -1, /* No buffer support */ #ifdef CONFIG_IIO_SIMPLE_DUMMY_EVENTS .event_spec = &iio_running_event, .num_event_specs = 1, @@ -269,6 +271,7 @@ static const struct iio_chan_spec iio_dummy_channels[] = { .modified = 1, .channel2 = IIO_MOD_WALKING, .info_mask_separate = BIT(IIO_CHAN_INFO_PROCESSED), + .scan_index = -1, /* No buffer support */ #ifdef CONFIG_IIO_SIMPLE_DUMMY_EVENTS .event_spec = &iio_walking_event, .num_event_specs = 1, @@ -638,13 +641,7 @@ static int iio_dummy_probe(int index) if (ret < 0) goto error_free_device; - /* - * Configure buffered capture support and register the channels with the - * buffer, but avoid the output channel being registered by reducing the - * number of channels by 1. - */ - ret = iio_simple_dummy_configure_buffer(indio_dev, - iio_dummy_channels, 5); + ret = iio_simple_dummy_configure_buffer(indio_dev); if (ret < 0) goto error_unregister_events; |