[PATCH 3/3] gpio: omap: Get rid of pm_runtime_irq_safe()
From: tony@atomide.com (Tony Lindgren)
Date: 2018-09-20 19:35:32
Also in:
linux-gpio, linux-omap
Subsystem:
gpio subsystem, omap gpio driver, the rest · Maintainers:
Linus Walleij, Bartosz Golaszewski, Grygorii Strashko, Santosh Shilimkar, Kevin Hilman, Linus Torvalds
If a gpio instance has any GPIO bits requested we do a pm_runtime_get() on the device. Now with cpu_pm handling the deeper SoC idle state quirks, let's just remove pm_runtime_irq_safe() call and add a warning in case we ever happen to encounter it. Cc: Aaro Koskinen <aaro.koskinen@iki.fi> Cc: Grygorii Strashko <grygorii.strashko@ti.com> Cc: Keerthy <j-keerthy@ti.com> Cc: Ladislav Michl <redacted> Cc: Tero Kristo <redacted> Signed-off-by: Tony Lindgren <tony@atomide.com> --- drivers/gpio/gpio-omap.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/gpio/gpio-omap.c b/drivers/gpio/gpio-omap.c
--- a/drivers/gpio/gpio-omap.c
+++ b/drivers/gpio/gpio-omap.c@@ -763,7 +763,9 @@ static irqreturn_t omap_gpio_irq_handler(int irq, void *gpiobank) if (WARN_ON(!isr_reg)) goto exit; - pm_runtime_get_sync(bank->chip.parent); + if (WARN_ONCE(!pm_runtime_active(bank->chip.parent), + "gpio irq%i while runtime suspended?\n", irq)) + return IRQ_NONE; while (1) { raw_spin_lock_irqsave(&bank->lock, lock_flags);
@@ -814,7 +816,6 @@ static irqreturn_t omap_gpio_irq_handler(int irq, void *gpiobank) } } exit: - pm_runtime_put(bank->chip.parent); return IRQ_HANDLED; }
@@ -1466,7 +1467,6 @@ static int omap_gpio_probe(struct platform_device *pdev) platform_set_drvdata(pdev, bank); pm_runtime_enable(dev); - pm_runtime_irq_safe(dev); pm_runtime_get_sync(dev); if (bank->is_mpuio)
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2.19.0