diff options
Diffstat (limited to 'drivers/input/misc/max8997_haptic.c')
| -rw-r--r-- | drivers/input/misc/max8997_haptic.c | 25 |
1 files changed, 17 insertions, 8 deletions
diff --git a/drivers/input/misc/max8997_haptic.c b/drivers/input/misc/max8997_haptic.c index 05b7b8bfaf0..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: @@ -241,7 +250,7 @@ static void max8997_haptic_close(struct input_dev *dev) max8997_haptic_disable(chip); } -static int __devinit max8997_haptic_probe(struct platform_device *pdev) +static int max8997_haptic_probe(struct platform_device *pdev) { struct max8997_dev *iodev = dev_get_drvdata(pdev->dev.parent); const struct max8997_platform_data *pdata = @@ -354,7 +363,7 @@ err_free_mem: return error; } -static int __devexit max8997_haptic_remove(struct platform_device *pdev) +static int max8997_haptic_remove(struct platform_device *pdev) { struct max8997_haptic *chip = platform_get_drvdata(pdev); @@ -396,7 +405,7 @@ static struct platform_driver max8997_haptic_driver = { .pm = &max8997_haptic_pm_ops, }, .probe = max8997_haptic_probe, - .remove = __devexit_p(max8997_haptic_remove), + .remove = max8997_haptic_remove, .id_table = max8997_haptic_id, }; module_platform_driver(max8997_haptic_driver); |