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Commit ee8c5419 authored by Irina Tirdea's avatar Irina Tirdea Committed by Jonathan Cameron
Browse files

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: default avatarIrina Tirdea <irina.tirdea@intel.com>
Signed-off-by: default avatarJonathan Cameron <jic23@kernel.org>
parent 1715e0cc

drivers/iio/gyro/bmg160_core.c

+7 −2
Original line number Diff line number Diff line
@@ -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;