niansa-misc/linux
1
0
Fork 0
mirror of synced 2025-03-06 20:59:54 +01:00
Code Issues Projects Releases Packages Wiki Activity

iio: gyro: bmg160: use available_scan_masks

Browse source 
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>
This commit is contained in:
Irina Tirdea 2016-03-24 11:29:28 +02:00 • committed by Jonathan Cameron
parent 1715e0ccd3
commit ee8c5419e0
1 changed files with 7 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

9
drivers/iio/gyro/bmg160_core.c
View file

@ -116,6 +116,7 @@ enum bmg160_axis {
AXIS_X, AXIS_X,
AXIS_Y, AXIS_Y,
AXIS_Z, AXIS_Z,
AXIS_MAX,
}; };
static const struct { static const struct {
@ -763,6 +764,10 @@ static const struct iio_info bmg160_info = {
.driver_module = THIS_MODULE, .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) static irqreturn_t bmg160_trigger_handler(int irq, void *p)
{ {
struct iio_poll_func *pf = p; struct iio_poll_func *pf = p;
@ -772,8 +777,7 @@ static irqreturn_t bmg160_trigger_handler(int irq, void *p)
unsigned int val; unsigned int val;
mutex_lock(&data->mutex); mutex_lock(&data->mutex);
for_each_set_bit(bit, indio_dev->active_scan_mask, for (bit = 0; bit < AXIS_MAX; bit++) {
indio_dev->masklength) {
ret = regmap_bulk_read(data->regmap, BMG160_AXIS_TO_REG(bit), ret = regmap_bulk_read(data->regmap, BMG160_AXIS_TO_REG(bit),
&val, 2); &val, 2);
if (ret < 0) { 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->channels = bmg160_channels;
indio_dev->num_channels = ARRAY_SIZE(bmg160_channels); indio_dev->num_channels = ARRAY_SIZE(bmg160_channels);
indio_dev->name = name; indio_dev->name = name;
indio_dev->available_scan_masks = bmg160_accel_scan_masks;
indio_dev->modes = INDIO_DIRECT_MODE; indio_dev->modes = INDIO_DIRECT_MODE;
indio_dev->info = &bmg160_info; indio_dev->info = &bmg160_info;