diff options
Diffstat (limited to 'drivers/input/misc/max8997_haptic.c')
| -rw-r--r-- | drivers/input/misc/max8997_haptic.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/drivers/input/misc/max8997_haptic.c b/drivers/input/misc/max8997_haptic.c index e973133212a..a363ebbd9cc 100644 --- a/drivers/input/misc/max8997_haptic.c +++ b/drivers/input/misc/max8997_haptic.c @@ -23,7 +23,6 @@ */ #include <linux/module.h> -#include <linux/init.h> #include <linux/slab.h> #include <linux/platform_device.h> #include <linux/err.h> @@ -182,11 +181,21 @@ static void max8997_haptic_enable(struct max8997_haptic *chip) } if (!chip->enabled) { - chip->enabled = true; - regulator_enable(chip->regulator); + error = regulator_enable(chip->regulator); + if (error) { + dev_err(chip->dev, "Failed to enable regulator\n"); + goto out; + } max8997_haptic_configure(chip); - if (chip->mode == MAX8997_EXTERNAL_MODE) - pwm_enable(chip->pwm); + if (chip->mode == MAX8997_EXTERNAL_MODE) { + error = pwm_enable(chip->pwm); + if (error) { + dev_err(chip->dev, "Failed to enable PWM\n"); + regulator_disable(chip->regulator); + goto out; + } + } + chip->enabled = true; } out: |