diff options
| author |   Don Dugger <donald.d.dugger@intel.com> | 2015-10-29 22:15:25 +0000 |
|---|---|---|
| committer |   Gerrit Code Review <gerrit@172.30.200.206> | 2015-10-29 22:15:25 +0000 |
| commit | afc76d554ed517e38d46b6b182a7016406a1323f (patch) | |
| tree | 06133cb33a43488837ea67667458e1582f2f40ce /kernel/include/linux/iio/iio.h | |
| parent | 41f827bfbb10e03c4d228fbcc801dd51fb9983b0 (diff) | |
| parent | ec0a2ed6d8a5e555edef907895c041e285fdb495 (diff) | |
Merge "These changes are a raw update to a vanilla kernel 4.1.10, with the recently announced rt patch patch-4.1.10-rt10.patch. No further changes needed."
Diffstat (limited to 'kernel/include/linux/iio/iio.h')
| -rw-r--r-- | kernel/include/linux/iio/iio.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/kernel/include/linux/iio/iio.h b/kernel/include/linux/iio/iio.h index d86b753e9..5ed7771ad 100644 --- a/kernel/include/linux/iio/iio.h +++ b/kernel/include/linux/iio/iio.h @@ -642,6 +642,15 @@ int iio_str_to_fixpoint(const char *str, int fract_mult, int *integer, #define IIO_DEGREE_TO_RAD(deg) (((deg) * 314159ULL + 9000000ULL) / 18000000ULL) /** + * IIO_RAD_TO_DEGREE() - Convert rad to degree + * @rad: A value in rad + * + * Returns the given value converted from rad to degree + */ +#define IIO_RAD_TO_DEGREE(rad) \ + (((rad) * 18000000ULL + 314159ULL / 2) / 314159ULL) + +/** * IIO_G_TO_M_S_2() - Convert g to meter / second**2 * @g: A value in g * @@ -649,4 +658,12 @@ int iio_str_to_fixpoint(const char *str, int fract_mult, int *integer, */ #define IIO_G_TO_M_S_2(g) ((g) * 980665ULL / 100000ULL) +/** + * IIO_M_S_2_TO_G() - Convert meter / second**2 to g + * @ms2: A value in meter / second**2 + * + * Returns the given value converted from meter / second**2 to g + */ +#define IIO_M_S_2_TO_G(ms2) (((ms2) * 100000ULL + 980665ULL / 2) / 980665ULL) + #endif /* _INDUSTRIAL_IO_H_ */ |