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authorAxel Lin <axel.lin@ingics.com>2012-10-04 04:55:23 +0400
committerMyungJoo Ham <myungjoo.ham@samsung.com>2012-10-23 11:32:15 +0400
commitbf2627d66d416ff438f37643d32866aa93947be6 (patch)
treeb60f88d2fd158bf2f1bde5bc217dbcb7cb185099 /drivers/extcon
parent909f9ec0a42eeff94dbcac226664d225a11f10d6 (diff)
downloadlinux-bf2627d66d416ff438f37643d32866aa93947be6.tar.xz
extcon: max77693: Use max77693_update_reg for rmw operations
This simplifies the code. Signed-off-by: Axel Lin <axel.lin@ingics.com> Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
Diffstat (limited to 'drivers/extcon')
-rw-r--r--drivers/extcon/extcon-max77693.c18
1 files changed, 6 insertions, 12 deletions
diff --git a/drivers/extcon/extcon-max77693.c b/drivers/extcon/extcon-max77693.c
index e21387e2da5c..e0ed622a0df0 100644
--- a/drivers/extcon/extcon-max77693.c
+++ b/drivers/extcon/extcon-max77693.c
@@ -239,25 +239,19 @@ const char *max77693_extcon_cable[] = {
static int max77693_muic_set_debounce_time(struct max77693_muic_info *info,
enum max77693_muic_adc_debounce_time time)
{
- int ret = 0;
- u8 ctrl3;
+ int ret;
switch (time) {
case ADC_DEBOUNCE_TIME_5MS:
case ADC_DEBOUNCE_TIME_10MS:
case ADC_DEBOUNCE_TIME_25MS:
case ADC_DEBOUNCE_TIME_38_62MS:
- ret = max77693_read_reg(info->max77693->regmap_muic,
- MAX77693_MUIC_REG_CTRL3, &ctrl3);
- ctrl3 &= ~CONTROL3_ADCDBSET_MASK;
- ctrl3 |= (time << CONTROL3_ADCDBSET_SHIFT);
-
- ret = max77693_write_reg(info->max77693->regmap_muic,
- MAX77693_MUIC_REG_CTRL3, ctrl3);
- if (ret) {
+ ret = max77693_update_reg(info->max77693->regmap_muic,
+ MAX77693_MUIC_REG_CTRL3,
+ time << CONTROL3_ADCDBSET_SHIFT,
+ CONTROL3_ADCDBSET_MASK);
+ if (ret)
dev_err(info->dev, "failed to set ADC debounce time\n");
- ret = -EINVAL;
- }
break;
default:
dev_err(info->dev, "invalid ADC debounce time\n");