Input: gpio_keys - switch to using request_any_context_irq

The driver does not require hardirq context and can work with threaded
interrupts as well, so let's switch to request_any_context_irq which
will select the context that is available for us.

Signed-off-by: Philippe Langlais <philippe.langlais@stericsson.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c
index 6069abe31e42b0b4a8f17cf0f08ac91ff4de3fe4..eb3006361ee4440179b46377e272f97e6c7010b3 100644 (file)
--- a/drivers/input/keyboard/gpio_keys.c
+++ b/drivers/input/keyboard/gpio_keys.c
@@ -322,7 +322,7 @@ static void gpio_keys_report_event(struct gpio_button_data *bdata)
        struct gpio_keys_button *button = bdata->button;
        struct input_dev *input = bdata->input;
        unsigned int type = button->type ?: EV_KEY;
-       int state = (gpio_get_value(button->gpio) ? 1 : 0) ^ button->active_low;
+       int state = (gpio_get_value_cansleep(button->gpio) ? 1 : 0) ^ button->active_low;
 
        input_event(input, type, button->code, !!state);
        input_sync(input);
@@ -410,8 +410,8 @@ static int __devinit gpio_keys_setup_key(struct platform_device *pdev,
        if (!button->can_disable)
                irqflags |= IRQF_SHARED;
 
-       error = request_irq(irq, gpio_keys_isr, irqflags, desc, bdata);
-       if (error) {
+       error = request_any_context_irq(irq, gpio_keys_isr, irqflags, desc, bdata);
+       if (error < 0) {
                dev_err(dev, "Unable to claim irq %d; error %d\n",
                        irq, error);
                goto fail3;