Commit 4b7ef604 authored by Rohit Sarkar's avatar Rohit Sarkar Committed by Jonathan Cameron
Browse files

iio: imu: inv_mpu6050: add debugfs register r/w interface 



The debugfs interface provides direct access to read and write device
registers if debugfs is enabled.

Signed-off-by: default avatarRohit Sarkar <rohitsarkar5398@gmail.com>
Reviewed-by: default avatarAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: default avatarJean-Baptiste Maneyrol <jmaneyrol@invensense.com>
Signed-off-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
parent 792897ce

drivers/iio/imu/inv_mpu6050/inv_mpu_core.c

+19 −0
Original line number Original line Diff line number Diff line
@@ -1248,12 +1248,31 @@ static const struct attribute_group inv_attribute_group = { 
	.attrs = inv_attributes

	.attrs = inv_attributes

};

};





static int inv_mpu6050_reg_access(struct iio_dev *indio_dev,

				  unsigned int reg,

				  unsigned int writeval,

				  unsigned int *readval)

{

	struct inv_mpu6050_state *st = iio_priv(indio_dev);

	int ret;



	mutex_lock(&st->lock);

	if (readval)

		ret = regmap_read(st->map, reg, readval);

	else

		ret = regmap_write(st->map, reg, writeval);

	mutex_unlock(&st->lock);



	return ret;

}



static const struct iio_info mpu_info = {

static const struct iio_info mpu_info = {

	.read_raw = &inv_mpu6050_read_raw,

	.read_raw = &inv_mpu6050_read_raw,

	.write_raw = &inv_mpu6050_write_raw,

	.write_raw = &inv_mpu6050_write_raw,

	.write_raw_get_fmt = &inv_write_raw_get_fmt,

	.write_raw_get_fmt = &inv_write_raw_get_fmt,

	.attrs = &inv_attribute_group,

	.attrs = &inv_attribute_group,

	.validate_trigger = inv_mpu6050_validate_trigger,

	.validate_trigger = inv_mpu6050_validate_trigger,

	.debugfs_reg_access = &inv_mpu6050_reg_access,

};

};





/**

/**