Commit cf612c59 authored by Fabien Dessenne's avatar Fabien Dessenne Committed by Alexandre Belloni
Browse files

rtc: stm32: manage the get_irq probe defer case 



Manage the -EPROBE_DEFER error case for the wake IRQ.

Signed-off-by: default avatarFabien Dessenne <fabien.dessenne@st.com>
Acked-by: default avatarAmelie Delaunay <amelie.delaunay@st.com>
Signed-off-by: default avatarAlexandre Belloni <alexandre.belloni@bootlin.com>
parent f9bf089a

drivers/rtc/rtc-stm32.c

+6 −3
Original line number Diff line number Diff line
@@ -788,11 +788,14 @@ static int stm32_rtc_probe(struct platform_device *pdev) 
	ret = device_init_wakeup(&pdev->dev, true);

	if (rtc->data->has_wakeirq) {

		rtc->wakeirq_alarm = platform_get_irq(pdev, 1);

		if (rtc->wakeirq_alarm <= 0)

			ret = rtc->wakeirq_alarm;

		else

		if (rtc->wakeirq_alarm > 0) {

			ret = dev_pm_set_dedicated_wake_irq(&pdev->dev,

							    rtc->wakeirq_alarm);

		} else {

			ret = rtc->wakeirq_alarm;

			if (rtc->wakeirq_alarm == -EPROBE_DEFER)

				goto err;

		}

	}

	if (ret)

		dev_warn(&pdev->dev, "alarm can't wake up the system: %d", ret);