Commit 36fc5437 authored by Dmitry Torokhov's avatar Dmitry Torokhov
Browse files

Input: ads7846 - do not attempt IRQ workaround when deferring probe 

When request_irq() returns -EPORBE_DEFER we should abort probe and try
again later instead of trying to engage IRQ trigger workaround.

Link: https://lore.kernel.org/r/20210910045039.4020199-3-dmitry.torokhov@gmail.com


Signed-off-by: default avatarDmitry Torokhov <dmitry.torokhov@gmail.com>
parent ccd66139

drivers/input/touchscreen/ads7846.c

+1 −1
Original line number Diff line number Diff line
@@ -1361,7 +1361,7 @@ static int ads7846_probe(struct spi_device *spi) 
	err = devm_request_threaded_irq(dev, spi->irq,

					ads7846_hard_irq, ads7846_irq,

					irq_flags, dev->driver->name, ts);

	if (err && !pdata->irq_flags) {

	if (err && err != -EPROBE_DEFER && !pdata->irq_flags) {

		dev_info(dev,

			"trying pin change workaround on irq %d\n", spi->irq);

		irq_flags |= IRQF_TRIGGER_RISING;