Hi Andi, On 10.02.2017 03:17, Andi Shyti wrote: (...) > + > + err = devm_request_threaded_irq(&client->dev, client->irq, > + NULL, stmfts_irq_handler, > + IRQF_ONESHOT | IRQF_TRIGGER_LOW, > + "stmfts_irq", sdata); > + if (err) > + return err; > + > + /* > + * Disable irq they, they are not needed at this stage. > + * One possible case when an IRQ can be already rased is e.g. if the > + * regulator is set as always on and the stmfts device sends an IRQ as > + * soon as it gets powered, de-synchronizing the power on sequence. > + * During power on, the device will be reset and all the initialization > + * IRQ will be resent. > + */ > + disable_irq(sdata->client->irq); It is safer to set: irq_set_status_flags(client->irq, IRQ_NOAUTOEN); before devm_request_threaded_irq Regards Andrzej -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html