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authorRoman Moravcik <roman.moravcik@gmail.com>2007-05-01 00:39:13 -0400
committerDmitry Torokhov <dtor@insightbb.com>2007-05-01 00:39:13 -0400
commit84767d00a8fd54dd97866561f6e2ee246c8e1cdc (patch)
tree230e23cb988b86a6c81736a7915ed733771ad990
parentbc95f3669f5e6f63cf0b84fe4922c3c6dd4aa775 (diff)
Input: gpio_keys - add support for switches (EV_SW)
Signed-off-by: Roman Moravcik <roman.moravcik@gmail.com> Signed-off-by: Paul Sokolovsky <pmiscml@gmail.com> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
-rw-r--r--drivers/input/keyboard/gpio_keys.c19
-rw-r--r--include/linux/gpio_keys.h3
2 files changed, 14 insertions, 8 deletions
diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c
index 0d2796cdf738..739212252b09 100644
--- a/drivers/input/keyboard/gpio_keys.c
+++ b/drivers/input/keyboard/gpio_keys.c
@@ -35,11 +35,14 @@ static irqreturn_t gpio_keys_isr(int irq, void *dev_id)
struct input_dev *input = platform_get_drvdata(pdev);
for (i = 0; i < pdata->nbuttons; i++) {
- int gpio = pdata->buttons[i].gpio;
+ struct gpio_keys_button *button = &pdata->buttons[i];
+ int gpio = button->gpio;
+
if (irq == gpio_to_irq(gpio)) {
- int state = (gpio_get_value(gpio) ? 1 : 0) ^ (pdata->buttons[i].active_low);
+ unsigned int type = button->type ?: EV_KEY;
+ int state = (gpio_get_value(gpio) ? 1 : 0) ^ button->active_low;
- input_report_key(input, pdata->buttons[i].keycode, state);
+ input_event(input, type, button->code, !!state);
input_sync(input);
}
}
@@ -71,19 +74,21 @@ static int __devinit gpio_keys_probe(struct platform_device *pdev)
input->id.version = 0x0100;
for (i = 0; i < pdata->nbuttons; i++) {
- int code = pdata->buttons[i].keycode;
- int irq = gpio_to_irq(pdata->buttons[i].gpio);
+ struct gpio_keys_button *button = &pdata->buttons[i];
+ int irq = gpio_to_irq(button->gpio);
+ unsigned int type = button->type ?: EV_KEY;
set_irq_type(irq, IRQ_TYPE_EDGE_BOTH);
error = request_irq(irq, gpio_keys_isr, IRQF_SAMPLE_RANDOM,
- pdata->buttons[i].desc ? pdata->buttons[i].desc : "gpio_keys",
+ button->desc ? button->desc : "gpio_keys",
pdev);
if (error) {
printk(KERN_ERR "gpio-keys: unable to claim irq %d; error %d\n",
irq, error);
goto fail;
}
- set_bit(code, input->keybit);
+
+ input_set_capability(input, type, button->code);
}
error = input_register_device(input);
diff --git a/include/linux/gpio_keys.h b/include/linux/gpio_keys.h
index 2b217c7b9312..265d17830a0f 100644
--- a/include/linux/gpio_keys.h
+++ b/include/linux/gpio_keys.h
@@ -3,10 +3,11 @@
struct gpio_keys_button {
/* Configuration parameters */
- int keycode;
+ int code; /* input event code (KEY_*, SW_*) */
int gpio;
int active_low;
char *desc;
+ int type; /* input event type (EV_KEY, EV_SW) */
};
struct gpio_keys_platform_data {