aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/iio/industrialio-gts-helper.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/iio/industrialio-gts-helper.c')
-rw-r--r--drivers/iio/industrialio-gts-helper.c15
1 files changed, 1 insertions, 14 deletions
diff --git a/drivers/iio/industrialio-gts-helper.c b/drivers/iio/industrialio-gts-helper.c
index 7653261d2dc2bf..b51eb6cb766f3f 100644
--- a/drivers/iio/industrialio-gts-helper.c
+++ b/drivers/iio/industrialio-gts-helper.c
@@ -34,24 +34,11 @@
static int iio_gts_get_gain(const u64 max, const u64 scale)
{
u64 full = max;
- int tmp = 1;
if (scale > full || !scale)
return -EINVAL;
- if (U64_MAX - full < scale) {
- /* Risk of overflow */
- if (full - scale < scale)
- return 1;
-
- full -= scale;
- tmp++;
- }
-
- while (full > scale * (u64)tmp)
- tmp++;
-
- return tmp;
+ return div64_u64(full, scale);
}
/**