diff options
Diffstat (limited to 'drivers/regulator')
| -rw-r--r-- | drivers/regulator/fan53555.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/regulator/fan53555.c b/drivers/regulator/fan53555.c index 16a0f11601f8..997cecd77971 100644 --- a/drivers/regulator/fan53555.c +++ b/drivers/regulator/fan53555.c @@ -8,7 +8,7 @@ // Copyright (c) 2012 Marvell Technology Ltd. // Yunfan Zhang <yfzhang@marvell.com> -#include <linux/bits.h> +#include <linux/bitops.h> #include <linux/err.h> #include <linux/i2c.h> #include <linux/module.h> @@ -486,7 +486,7 @@ static int fan53555_regulator_register(struct fan53555_device_info *di, rdesc->min_uV = di->vsel_min; rdesc->uV_step = di->vsel_step; rdesc->vsel_reg = di->vol_reg; - rdesc->vsel_mask = di->vsel_count - 1; + rdesc->vsel_mask = BIT(fls(di->vsel_count - 1)) - 1; rdesc->ramp_reg = di->slew_reg; rdesc->ramp_mask = di->slew_mask; rdesc->ramp_delay_table = di->ramp_delay_table; |