diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/input/touchscreen/s6sy761.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/input/touchscreen/s6sy761.c b/drivers/input/touchscreen/s6sy761.c index 0f24a9b73..899c179fb 100644 --- a/drivers/input/touchscreen/s6sy761.c +++ b/drivers/input/touchscreen/s6sy761.c @@ -500,10 +500,22 @@ static int s6sy761_suspend(struct device *dev) static int s6sy761_resume(struct device *dev) { struct s6sy761_data *sdata = dev_get_drvdata(dev); + int err; + + err = s6sy761_power_on(sdata); + if (err) + return err; enable_irq(sdata->client->irq); - return s6sy761_power_on(sdata); + guard(mutex)(&sdata->input->mutex); + + if (!input_device_enabled(sdata->input)) + return 0; + + err = i2c_smbus_write_byte(sdata->client, S6SY761_SENSE_ON); + + return err; } static const struct dev_pm_ops s6sy761_pm_ops = { |