shinys000114/linux
1
0
Fork 0
mirror of https://github.com/hardkernel/linux.git synced 2026-03-24 19:40:21 +09:00
Code Issues Packages Projects Releases Wiki Activity

gpio: ep93xx: Fix port F hwirq numbers in handler

Browse Source 
[ Upstream commit 0f04cdbdb2 ]

Fix wrong translation of irq numbers in port F handler, as ep93xx hwirqs
increased by 1, we should simply decrease them by 1 in translation.

Fixes: 482c27273f ("ARM: ep93xx: renumber interrupts")
Signed-off-by: Nikita Shubin <nikita.shubin@maquefel.me>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Nikita Shubin
2023-01-25 11:30:24 +03:00
committed by Greg Kroah-Hartman
parent 699378c56b
commit fc482705cb
1 changed files with 1 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/gpio/gpio-ep93xx.c
View File

@@ -148,7 +148,7 @@ static void ep93xx_gpio_f_irq_handler(struct irq_desc *desc)
*/
struct irq_chip *irqchip = irq_desc_get_chip(desc);
unsigned int irq = irq_desc_get_irq(desc);
int port_f_idx = ((irq + 1) & 7) ^ 4; /* {19..22,47..50} -> {0..7} */
int port_f_idx = (irq & 7) ^ 4; /* {20..23,48..51} -> {0..7} */
int gpio_irq = EP93XX_GPIO_F_IRQ_BASE + port_f_idx;
chained_irq_enter(irqchip, desc);