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Diffstat (limited to 'target/linux/sunxi/patches-3.13/171-2-pinctrl-sunxi-fix-hang-on-gpio-irq.patch')
-rw-r--r--target/linux/sunxi/patches-3.13/171-2-pinctrl-sunxi-fix-hang-on-gpio-irq.patch49
1 files changed, 0 insertions, 49 deletions
diff --git a/target/linux/sunxi/patches-3.13/171-2-pinctrl-sunxi-fix-hang-on-gpio-irq.patch b/target/linux/sunxi/patches-3.13/171-2-pinctrl-sunxi-fix-hang-on-gpio-irq.patch
deleted file mode 100644
index 84710c6328..0000000000
--- a/target/linux/sunxi/patches-3.13/171-2-pinctrl-sunxi-fix-hang-on-gpio-irq.patch
+++ /dev/null
@@ -1,49 +0,0 @@
-From 613c8489f6b576166aa31d32cbd573f6b7952e06 Mon Sep 17 00:00:00 2001
-From: Hans de Goede <hdegoede@redhat.com>
-Date: Sat, 15 Feb 2014 12:58:17 +0100
-Subject: [PATCH] pinctrl-sunxi: Fix hang on gpio irq
-
-Our irq handler was missing chained_irq_enter / exit calls, causing a
-hard hang as soon as a gpio irq happened.
-
-Signed-off-by: Hans de Goede <hdegoede@redhat.com>
----
- drivers/pinctrl/pinctrl-sunxi.c | 5 +++++
- 1 file changed, 5 insertions(+)
-
-diff --git a/drivers/pinctrl/pinctrl-sunxi.c b/drivers/pinctrl/pinctrl-sunxi.c
-index 74635cc..cc9bd1b 100644
---- a/drivers/pinctrl/pinctrl-sunxi.c
-+++ b/drivers/pinctrl/pinctrl-sunxi.c
-@@ -13,6 +13,7 @@
- #include <linux/io.h>
- #include <linux/clk.h>
- #include <linux/gpio.h>
-+#include <linux/irqchip/chained_irq.h>
- #include <linux/irqdomain.h>
- #include <linux/module.h>
- #include <linux/of.h>
-@@ -665,9 +666,12 @@ static void sunxi_pinctrl_irq_unmask(struct irq_data *d)
-
- static void sunxi_pinctrl_irq_handler(unsigned irq, struct irq_desc *desc)
- {
-+ struct irq_chip *chip = irq_get_chip(irq);
- struct sunxi_pinctrl *pctl = irq_get_handler_data(irq);
- const unsigned long reg = readl(pctl->membase + IRQ_STATUS_REG);
-
-+ chained_irq_enter(chip, desc);
-+
- /* Clear all interrupts */
- writel(reg, pctl->membase + IRQ_STATUS_REG);
-
-@@ -679,6 +683,7 @@ static void sunxi_pinctrl_irq_handler(unsigned irq, struct irq_desc *desc)
- generic_handle_irq(pin_irq);
- }
- }
-+ chained_irq_exit(chip, desc);
- }
-
- static struct of_device_id sunxi_pinctrl_match[] = {
---
-1.8.5.5
-