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iio:imu:adis: Add debugfs register access support

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Provide a IIO debugfs register access function for the ADIS library. This
function can be used by individual drivers to allow raw register access via
debugfs.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Lars-Peter Clausen
2012-11-20 13:36:00 +00:00
committed by Jonathan Cameron
parent 709ab36e95
commit 78026a6fde
2 changed files with 34 additions and 0 deletions
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11
include/linux/iio/imu/adis.h
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@@ -183,4 +183,15 @@ static inline void adis_remove_trigger(struct adis *adis)
#endif /* CONFIG_IIO_BUFFER */
#ifdef CONFIG_DEBUG_FS
int adis_debugfs_reg_access(struct iio_dev *indio_dev,
unsigned int reg, unsigned int writeval, unsigned int *readval);
#else
#define adis_debugfs_reg_access NULL
#endif
#endif