Technically upstream interrupt controller may fail changing of GPIO's bank wake-state and in this case the GPIO's wake-state shouldn't be changed. Signed-off-by: Dmitry Osipenko <digetx@xxxxxxxxx> --- drivers/gpio/gpio-tegra.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/drivers/gpio/gpio-tegra.c b/drivers/gpio/gpio-tegra.c index f6a382fbd12d..4790dfec7758 100644 --- a/drivers/gpio/gpio-tegra.c +++ b/drivers/gpio/gpio-tegra.c @@ -497,6 +497,11 @@ static int tegra_gpio_irq_set_wake(struct irq_data *d, unsigned int enable) struct tegra_gpio_bank *bank = irq_data_get_irq_chip_data(d); unsigned int gpio = d->hwirq; u32 port, bit, mask; + int err; + + err = irq_set_irq_wake(bank->irq, enable); + if (err) + return err; port = GPIO_PORT(gpio); bit = GPIO_BIT(gpio); @@ -507,7 +512,7 @@ static int tegra_gpio_irq_set_wake(struct irq_data *d, unsigned int enable) else bank->wake_enb[port] &= ~mask; - return irq_set_irq_wake(bank->irq, enable); + return 0; } #endif -- 2.24.0
