diff options
| author | Stefan Agner <stefan.agner@toradex.com> | 2014-12-16 10:24:29 +0100 |
|---|---|---|
| committer | Marcel Ziswiler <marcel.ziswiler@toradex.com> | 2015-11-02 23:33:57 +0100 |
| commit | 8b63fdcb095e5face40e492433c859c46ac21299 (patch) | |
| tree | 9225e5d7f067b8cb3e482855ea81ef9fab60e2e9 /drivers | |
| parent | 4de508657b8e6c6c95bfdc9216c39a084694727b (diff) | |
input: touchscreen: fusion: use level triggered interrupt
Use level triggered interrupt which makes sure that even we miss a
rising edge (due to latencies in the kernel), the interrupt still
will be handled later, and doesn't freeze the input device.
(cherry picked from commit ef25b8a9f9c0ca7cc0f0f955d89d112c3e19f75b)
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/input/touchscreen/fusion_F0710A.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/input/touchscreen/fusion_F0710A.c b/drivers/input/touchscreen/fusion_F0710A.c index 0c7598b3da6e..861a208a35e6 100644 --- a/drivers/input/touchscreen/fusion_F0710A.c +++ b/drivers/input/touchscreen/fusion_F0710A.c @@ -17,6 +17,7 @@ #include <asm/irq.h> #include <linux/gpio.h> #include <linux/input/fusion_F0710A.h> +#include <linux/irq.h> #include <linux/slab.h> #include <linux/of_gpio.h> @@ -369,6 +370,7 @@ static int fusion_F0710A_probe(struct i2c_client *i2c, const struct i2c_device_i /* Use Pen Down GPIO as sampling interrupt */ i2c->irq = gpio_to_irq(pdata->gpio_int); + irq_set_irq_type(i2c->irq, IRQ_TYPE_LEVEL_HIGH); if(!i2c->irq) { |