diff options
Diffstat (limited to 'drivers/staging/iio/iio_simple_dummy.c')
| -rw-r--r-- | drivers/staging/iio/iio_simple_dummy.c | 49 |
1 files changed, 38 insertions, 11 deletions
diff --git a/drivers/staging/iio/iio_simple_dummy.c b/drivers/staging/iio/iio_simple_dummy.c index 0e8e02a3cf5b..1fac9894b18c 100644 --- a/drivers/staging/iio/iio_simple_dummy.c +++ b/drivers/staging/iio/iio_simple_dummy.c @@ -57,6 +57,20 @@ static const struct iio_dummy_accel_calibscale dummy_scales[] = { { 733, 13, 0x9 }, /* 733.000013 */ }; +#ifdef CONFIG_IIO_SIMPLE_DUMMY_EVENTS + +/* + * simple event - triggered when value rises above + * a threshold + */ +static const struct iio_event_spec iio_dummy_event = { + .type = IIO_EV_TYPE_THRESH, + .dir = IIO_EV_DIR_RISING, + .mask_separate = BIT(IIO_EV_INFO_VALUE) | BIT(IIO_EV_INFO_ENABLE), +}; + +#endif + /* * iio_dummy_channels - Description of available channels * @@ -90,6 +104,11 @@ static const struct iio_chan_spec iio_dummy_channels[] = { * when converting to standard units (microvolts) */ BIT(IIO_CHAN_INFO_SCALE), + /* + * sampling_frequency + * The frequency in Hz at which the channels are sampled + */ + .info_mask_shared_by_dir = BIT(IIO_CHAN_INFO_SAMP_FREQ), /* The ordering of elements in the buffer via an enum */ .scan_index = voltage0, .scan_type = { /* Description of storage in buffer */ @@ -99,12 +118,8 @@ static const struct iio_chan_spec iio_dummy_channels[] = { .shift = 0, /* zero shift */ }, #ifdef CONFIG_IIO_SIMPLE_DUMMY_EVENTS - /* - * simple event - triggered when value rises above - * a threshold - */ - .event_mask = IIO_EV_BIT(IIO_EV_TYPE_THRESH, - IIO_EV_DIR_RISING), + .event_spec = &iio_dummy_event, + .num_event_specs = 1, #endif /* CONFIG_IIO_SIMPLE_DUMMY_EVENTS */ }, /* Differential ADC channel in_voltage1-voltage2_raw etc*/ @@ -130,6 +145,10 @@ static const struct iio_chan_spec iio_dummy_channels[] = { * input channels of type IIO_VOLTAGE. */ .info_mask_shared_by_type = BIT(IIO_CHAN_INFO_SCALE), + /* + * sampling_frequency + * The frequency in Hz at which the channels are sampled + */ .scan_index = diffvoltage1m2, .scan_type = { /* Description of storage in buffer */ .sign = 's', /* signed */ @@ -147,6 +166,7 @@ static const struct iio_chan_spec iio_dummy_channels[] = { .channel2 = 4, .info_mask_separate = BIT(IIO_CHAN_INFO_RAW), .info_mask_shared_by_type = BIT(IIO_CHAN_INFO_SCALE), + .info_mask_shared_by_dir = BIT(IIO_CHAN_INFO_SAMP_FREQ), .scan_index = diffvoltage3m4, .scan_type = { .sign = 's', @@ -173,6 +193,7 @@ static const struct iio_chan_spec iio_dummy_channels[] = { */ BIT(IIO_CHAN_INFO_CALIBSCALE) | BIT(IIO_CHAN_INFO_CALIBBIAS), + .info_mask_shared_by_dir = BIT(IIO_CHAN_INFO_SAMP_FREQ), .scan_index = accelx, .scan_type = { /* Description of storage in buffer */ .sign = 's', /* signed */ @@ -272,6 +293,11 @@ static int iio_dummy_read_raw(struct iio_dev *indio_dev, *val2 = st->accel_calibscale->val2; ret = IIO_VAL_INT_PLUS_MICRO; break; + case IIO_CHAN_INFO_SAMP_FREQ: + *val = 3; + *val2 = 33; + ret = IIO_VAL_INT_PLUS_NANO; + break; default: break; } @@ -344,10 +370,10 @@ static const struct iio_info iio_dummy_info = { .read_raw = &iio_dummy_read_raw, .write_raw = &iio_dummy_write_raw, #ifdef CONFIG_IIO_SIMPLE_DUMMY_EVENTS - .read_event_config = &iio_simple_dummy_read_event_config, - .write_event_config = &iio_simple_dummy_write_event_config, - .read_event_value = &iio_simple_dummy_read_event_value, - .write_event_value = &iio_simple_dummy_write_event_value, + .read_event_config_new = &iio_simple_dummy_read_event_config, + .write_event_config_new = &iio_simple_dummy_write_event_config, + .read_event_value_new = &iio_simple_dummy_read_event_value, + .write_event_value_new = &iio_simple_dummy_write_event_value, #endif /* CONFIG_IIO_SIMPLE_DUMMY_EVENTS */ }; @@ -454,7 +480,8 @@ static int iio_dummy_probe(int index) * 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, + iio_dummy_channels, 5); if (ret < 0) goto error_unregister_events; |