diff options
| author | Irina Tirdea <irina.tirdea@intel.com> | 2016-03-24 10:29:28 +0100 |
|---|---|---|
| committer | Jonathan Cameron <jic23@kernel.org> | 2016-04-03 11:27:44 +0200 |
| commit | ee8c5419e06e3a002995f5d1f57c9b5aead331e6 (patch) | |
| tree | 84a704d6bee1e040d9d2c3cc644a4ffcda107320 /drivers/iio/gyro | |
| parent | iio: accel: bmc150: optimize transfers in trigger handler (diff) | |
| download | linux-ee8c5419e06e3a002995f5d1f57c9b5aead331e6.tar.xz linux-ee8c5419e06e3a002995f5d1f57c9b5aead331e6.zip | |
iio: gyro: bmg160: use available_scan_masks
Use available_scan_masks to allow the iio core to select
the data to send to userspace depending on which axes are
enabled, instead of doing this in the driver's interrupt
handler.
Signed-off-by: Irina Tirdea <irina.tirdea@intel.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'drivers/iio/gyro')
| -rw-r--r-- | drivers/iio/gyro/bmg160_core.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/iio/gyro/bmg160_core.c b/drivers/iio/gyro/bmg160_core.c index bbce3b09ac45..8d6e5b132016 100644 --- a/drivers/iio/gyro/bmg160_core.c +++ b/drivers/iio/gyro/bmg160_core.c @@ -116,6 +116,7 @@ enum bmg160_axis { AXIS_X, AXIS_Y, AXIS_Z, + AXIS_MAX, }; static const struct { @@ -763,6 +764,10 @@ static const struct iio_info bmg160_info = { .driver_module = THIS_MODULE, }; +static const unsigned long bmg160_accel_scan_masks[] = { + BIT(AXIS_X) | BIT(AXIS_Y) | BIT(AXIS_Z), + 0}; + static irqreturn_t bmg160_trigger_handler(int irq, void *p) { struct iio_poll_func *pf = p; @@ -772,8 +777,7 @@ static irqreturn_t bmg160_trigger_handler(int irq, void *p) unsigned int val; mutex_lock(&data->mutex); - for_each_set_bit(bit, indio_dev->active_scan_mask, - indio_dev->masklength) { + for (bit = 0; bit < AXIS_MAX; bit++) { ret = regmap_bulk_read(data->regmap, BMG160_AXIS_TO_REG(bit), &val, 2); if (ret < 0) { @@ -1019,6 +1023,7 @@ int bmg160_core_probe(struct device *dev, struct regmap *regmap, int irq, indio_dev->channels = bmg160_channels; indio_dev->num_channels = ARRAY_SIZE(bmg160_channels); indio_dev->name = name; + indio_dev->available_scan_masks = bmg160_accel_scan_masks; indio_dev->modes = INDIO_DIRECT_MODE; indio_dev->info = &bmg160_info; |