From: Grygorii Strashko <grygorii.strashko@ti.com>
Date: Sat, 8 Jul 2017 22:44:11 +0000 (-0500)
Subject: gpio: tegra: remove gpio_to_irq() from hw irq handlers
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=c0debb3d68c3dc63f6565943b316019597587d7a;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

gpio: tegra: remove gpio_to_irq() from hw irq handlers

gpio_to_irq() API expected to be used by GPIO consumers and
not drivers and there are no guarantee that its gpiolib implementation
is irq safe.

Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
---

diff --git a/drivers/gpio/gpio-tegra.c b/drivers/gpio/gpio-tegra.c
index 506c6a67c5fc..1e72c52fbf35 100644
--- a/drivers/gpio/gpio-tegra.c
+++ b/drivers/gpio/gpio-tegra.c
@@ -389,7 +389,8 @@ static void tegra_gpio_irq_handler(struct irq_desc *desc)
 				chained_irq_exit(chip, desc);
 			}
 
-			generic_handle_irq(gpio_to_irq(gpio + pin));
+			generic_handle_irq(irq_find_mapping(tgi->irq_domain,
+							    gpio + pin));
 		}
 	}