Blackfin arch: Fix Bug - GPIO interrupts not disabled; edge sensitive interrupt hang system.

 - Implement irq_chip.enable and irq_chip.disable

Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>

1 files changed, 4 insertions, 0 deletions

diff --git a/arch/blackfin/mach-common/ints-priority.c b/arch/blackfin/mach-common/ints-priority.c
index f5fd768022ea..64d746114e4b 100644
--- a/arch/blackfin/mach-common/ints-priority.c
+++ b/arch/blackfin/mach-common/ints-priority.c
@@ -459,6 +459,8 @@ static struct irq_chip bfin_gpio_irqchip = {
         .mask = bfin_gpio_mask_irq,
         .mask_ack = bfin_gpio_mask_ack_irq,
         .unmask = bfin_gpio_unmask_irq,
+        .disable = bfin_gpio_mask_irq,
+        .enable = bfin_gpio_unmask_irq,
         .set_type = bfin_gpio_irq_type,
         .startup = bfin_gpio_irq_startup,
         .shutdown = bfin_gpio_irq_shutdown,
@@ -846,6 +848,8 @@ static struct irq_chip bfin_gpio_irqchip = {
         .mask = bfin_gpio_mask_irq,
         .mask_ack = bfin_gpio_mask_ack_irq,
         .unmask = bfin_gpio_unmask_irq,
+        .disable = bfin_gpio_mask_irq,
+        .enable = bfin_gpio_unmask_irq,
         .set_type = bfin_gpio_irq_type,
         .startup = bfin_gpio_irq_startup,
         .shutdown = bfin_gpio_irq_shutdown,