Some IOs can be needed during suspend_noirq/resume_noirq. So move suspend/resume callbacks to noirq. Signed-off-by: Thomas Richard <thomas.richard@xxxxxxxxxxx> --- drivers/gpio/gpio-pca953x.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c index 00ffa168e405..83da5d213c55 100644 --- a/drivers/gpio/gpio-pca953x.c +++ b/drivers/gpio/gpio-pca953x.c @@ -1234,7 +1234,7 @@ static void pca953x_save_context(struct pca953x_chip *chip) regcache_cache_only(chip->regmap, true); } -static int pca953x_suspend(struct device *dev) +static int pca953x_suspend_noirq(struct device *dev) { struct pca953x_chip *chip = dev_get_drvdata(dev); @@ -1248,7 +1248,7 @@ static int pca953x_suspend(struct device *dev) return 0; } -static int pca953x_resume(struct device *dev) +static int pca953x_resume_noirq(struct device *dev) { struct pca953x_chip *chip = dev_get_drvdata(dev); int ret; @@ -1268,7 +1268,9 @@ static int pca953x_resume(struct device *dev) return ret; } -static DEFINE_SIMPLE_DEV_PM_OPS(pca953x_pm_ops, pca953x_suspend, pca953x_resume); +static const struct dev_pm_ops pca953x_pm_ops = { + SET_NOIRQ_SYSTEM_SLEEP_PM_OPS(pca953x_suspend_noirq, pca953x_resume_noirq) +}; /* convenience to stop overlong match-table lines */ #define OF_653X(__nrgpio, __int) ((void *)(__nrgpio | PCAL653X_TYPE | __int)) -- 2.39.2