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iio: imu: adis: Add reset to custom ops

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This patch allows the custom definition of reset functionality for adis object.
It is useful in cases where the driver does not need to sleep after the reset
since it is handled by the library.

Co-developed-by: Ramona Gradinariu <ramona.gradinariu@analog.com>
Signed-off-by: Ramona Gradinariu <ramona.gradinariu@analog.com>
Co-developed-by: Antoniu Miclaus <antoniu.miclaus@analog.com>
Signed-off-by: Antoniu Miclaus <antoniu.miclaus@analog.com>
Co-developed-by: Nuno Sá <nuno.sa@analog.com>
Signed-off-by: Nuno Sá <nuno.sa@analog.com>
Signed-off-by: Robert Budai <robert.budai@analog.com>
Link: https://patch.msgid.link/20250217105753.605465-3-robert.budai@analog.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Robert Budai
2025-02-17 12:57:46 +02:00
committed by Jonathan Cameron
parent 3b29bcee8f
commit 7f15d7a7d1
2 changed files with 6 additions and 2 deletions
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5
drivers/iio/imu/adis.c
View File

@@ -491,6 +491,7 @@ EXPORT_SYMBOL_NS_GPL(adis_single_conversion, "IIO_ADISLIB");
static const struct adis_ops adis_default_ops = {
.read = __adis_read_reg,
.write = __adis_write_reg,
.reset = __adis_reset,
};
/**
@@ -522,9 +523,9 @@ int adis_init(struct adis *adis, struct iio_dev *indio_dev,
adis->spi = spi;
adis->data = data;
if (!adis->ops->write && !adis->ops->read)
if (!adis->ops->write && !adis->ops->read && !adis->ops->reset)
adis->ops = &adis_default_ops;
else if (!adis->ops->write || !adis->ops->read)
else if (!adis->ops->write || !adis->ops->read || !adis->ops->reset)
return -EINVAL;
iio_device_set_drvdata(indio_dev, adis);

3
include/linux/iio/imu/adis.h
View File

@@ -98,12 +98,15 @@ struct adis_data {
* struct adis_ops: Custom ops for adis devices.
* @write: Custom spi write implementation.
* @read: Custom spi read implementation.
* @reset: Custom sw reset implementation. The custom implementation does not
* need to sleep after the reset. It's done by the library already.
*/
struct adis_ops {
int (*write)(struct adis *adis, unsigned int reg, unsigned int value,
unsigned int size);
int (*read)(struct adis *adis, unsigned int reg, unsigned int *value,
unsigned int size);
int (*reset)(struct adis *adis);
};
/**