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path: root/drivers/input/misc/max8997_haptic.c
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Diffstat (limited to 'drivers/input/misc/max8997_haptic.c')
-rw-r--r--drivers/input/misc/max8997_haptic.c9
1 files changed, 2 insertions, 7 deletions
diff --git a/drivers/input/misc/max8997_haptic.c b/drivers/input/misc/max8997_haptic.c
index 20ff087b8a44..cd5e99ec1d3c 100644
--- a/drivers/input/misc/max8997_haptic.c
+++ b/drivers/input/misc/max8997_haptic.c
@@ -61,15 +61,10 @@ static int max8997_haptic_set_duty_cycle(struct max8997_haptic *chip)
unsigned int duty = chip->pwm_period * chip->level / 100;
ret = pwm_config(chip->pwm, duty, chip->pwm_period);
} else {
- int i;
u8 duty_index = 0;
- for (i = 0; i <= 64; i++) {
- if (chip->level <= i * 100 / 64) {
- duty_index = i;
- break;
- }
- }
+ duty_index = DIV_ROUND_UP(chip->level * 64, 100);
+
switch (chip->internal_mode_pattern) {
case 0:
max8997_write_reg(chip->client,