linux-kernel - [PATCH v2 7/7] iio: adc: palmas: don't alter event config on suspend/resume

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Date:   Sun,  2 Apr 2023 18:42:47 +0200
From:   Patrik Dahlström <risca@...akolonin.se>
To:     linux-iio@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, letux-kernel@...nphoenux.org,
        kernel@...a-handheld.com, pgoudagunta@...dia.com,
        hns@...delico.com, jic23@...nel.org, lars@...afoo.de,
        linux-omap@...r.kernel.org,
        Patrik Dahlström <risca@...akolonin.se>
Subject: [PATCH v2 7/7] iio: adc: palmas: don't alter event config on suspend/resume

The event config is controlled through the IIO events subsystem and
device wakeup is controlled by /sys/devices/.../power/wakeup. Let's keep
those two knobs independent.

Signed-off-by: Patrik Dahlström <risca@...akolonin.se>
---
 drivers/iio/adc/palmas_gpadc.c | 16 ++--------------
 1 file changed, 2 insertions(+), 14 deletions(-)

diff --git a/drivers/iio/adc/palmas_gpadc.c b/drivers/iio/adc/palmas_gpadc.c
index f693d69a10a8..d4e1e80296d0 100644
--- a/drivers/iio/adc/palmas_gpadc.c
+++ b/drivers/iio/adc/palmas_gpadc.c
@@ -1127,16 +1127,10 @@ static int palmas_gpadc_suspend(struct device *dev)
 {
 	struct iio_dev *indio_dev = dev_get_drvdata(dev);
 	struct palmas_gpadc *adc = iio_priv(indio_dev);
-	int wakeup = adc->event0.enabled || adc->event1.enabled;
-	int ret;
 
-	if (!device_may_wakeup(dev) || !wakeup)
+	if (!device_may_wakeup(dev))
 		return 0;
 
-	ret = palmas_adc_configure_events(adc);
-	if (ret < 0)
-		return ret;
-
 	if (adc->event0.enabled)
 		enable_irq_wake(adc->irq_auto_0);
 
@@ -1150,16 +1144,10 @@ static int palmas_gpadc_resume(struct device *dev)
 {
 	struct iio_dev *indio_dev = dev_get_drvdata(dev);
 	struct palmas_gpadc *adc = iio_priv(indio_dev);
-	int wakeup = adc->event0.enabled || adc->event1.enabled;
-	int ret;
 
-	if (!device_may_wakeup(dev) || !wakeup)
+	if (!device_may_wakeup(dev))
 		return 0;
 
-	ret = palmas_adc_reset_events(adc);
-	if (ret < 0)
-		return ret;
-
 	if (adc->event0.enabled)
 		disable_irq_wake(adc->irq_auto_0);
 
-- 
2.25.1