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path: root/drivers/input/keyboard
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Diffstat (limited to 'drivers/input/keyboard')
-rw-r--r--drivers/input/keyboard/amikbd.c2
-rw-r--r--drivers/input/keyboard/atkbd.c20
-rw-r--r--drivers/input/keyboard/gpio_keys.c89
-rw-r--r--drivers/input/keyboard/lkkbd.c6
-rw-r--r--drivers/input/keyboard/pxa27x_keypad.c15
-rw-r--r--drivers/input/keyboard/sunkbd.c2
-rw-r--r--drivers/input/keyboard/xtkbd.c2
7 files changed, 96 insertions, 40 deletions
diff --git a/drivers/input/keyboard/amikbd.c b/drivers/input/keyboard/amikbd.c
index 81bf7562aca..35149ec455a 100644
--- a/drivers/input/keyboard/amikbd.c
+++ b/drivers/input/keyboard/amikbd.c
@@ -1,6 +1,4 @@
/*
- * $Id: amikbd.c,v 1.13 2002/02/01 16:02:24 vojtech Exp $
- *
* Copyright (c) 2000-2001 Vojtech Pavlik
*
* Based on the work of:
diff --git a/drivers/input/keyboard/atkbd.c b/drivers/input/keyboard/atkbd.c
index af58a6f1e89..c27537be82a 100644
--- a/drivers/input/keyboard/atkbd.c
+++ b/drivers/input/keyboard/atkbd.c
@@ -68,7 +68,7 @@ MODULE_PARM_DESC(extra, "Enable extra LEDs and keys on IBM RapidAcces, EzKey and
* are loadable via an userland utility.
*/
-static unsigned char atkbd_set2_keycode[512] = {
+static const unsigned short atkbd_set2_keycode[512] = {
#ifdef CONFIG_KEYBOARD_ATKBD_HP_KEYCODES
@@ -99,7 +99,7 @@ static unsigned char atkbd_set2_keycode[512] = {
#endif
};
-static unsigned char atkbd_set3_keycode[512] = {
+static const unsigned short atkbd_set3_keycode[512] = {
0, 0, 0, 0, 0, 0, 0, 59, 1,138,128,129,130, 15, 41, 60,
131, 29, 42, 86, 58, 16, 2, 61,133, 56, 44, 31, 30, 17, 3, 62,
@@ -115,7 +115,7 @@ static unsigned char atkbd_set3_keycode[512] = {
148,149,147,140
};
-static unsigned char atkbd_unxlate_table[128] = {
+static const unsigned short atkbd_unxlate_table[128] = {
0,118, 22, 30, 38, 37, 46, 54, 61, 62, 70, 69, 78, 85,102, 13,
21, 29, 36, 45, 44, 53, 60, 67, 68, 77, 84, 91, 90, 20, 28, 27,
35, 43, 52, 51, 59, 66, 75, 76, 82, 14, 18, 93, 26, 34, 33, 42,
@@ -161,7 +161,7 @@ static unsigned char atkbd_unxlate_table[128] = {
#define ATKBD_SCR_LEFT 249
#define ATKBD_SCR_RIGHT 248
-#define ATKBD_SPECIAL 248
+#define ATKBD_SPECIAL ATKBD_SCR_RIGHT
#define ATKBD_LED_EVENT_BIT 0
#define ATKBD_REP_EVENT_BIT 1
@@ -173,7 +173,7 @@ static unsigned char atkbd_unxlate_table[128] = {
#define ATKBD_XL_HANGEUL 0x10
#define ATKBD_XL_HANJA 0x20
-static struct {
+static const struct {
unsigned char keycode;
unsigned char set2;
} atkbd_scroll_keys[] = {
@@ -200,7 +200,7 @@ struct atkbd {
char phys[32];
unsigned short id;
- unsigned char keycode[512];
+ unsigned short keycode[512];
DECLARE_BITMAP(force_release_mask, 512);
unsigned char set;
unsigned char translated;
@@ -357,7 +357,7 @@ static irqreturn_t atkbd_interrupt(struct serio *serio, unsigned char data,
unsigned int code = data;
int scroll = 0, hscroll = 0, click = -1;
int value;
- unsigned char keycode;
+ unsigned short keycode;
#ifdef ATKBD_DEBUG
printk(KERN_DEBUG "atkbd.c: Received %02x flags %02x\n", data, flags);
@@ -961,16 +961,16 @@ static void atkbd_set_device_attrs(struct atkbd *atkbd)
input_dev->evbit[0] |= BIT_MASK(EV_REL);
input_dev->relbit[0] = BIT_MASK(REL_WHEEL) |
BIT_MASK(REL_HWHEEL);
- set_bit(BTN_MIDDLE, input_dev->keybit);
+ __set_bit(BTN_MIDDLE, input_dev->keybit);
}
input_dev->keycode = atkbd->keycode;
- input_dev->keycodesize = sizeof(unsigned char);
+ input_dev->keycodesize = sizeof(unsigned short);
input_dev->keycodemax = ARRAY_SIZE(atkbd_set2_keycode);
for (i = 0; i < 512; i++)
if (atkbd->keycode[i] && atkbd->keycode[i] < ATKBD_SPECIAL)
- set_bit(atkbd->keycode[i], input_dev->keybit);
+ __set_bit(atkbd->keycode[i], input_dev->keybit);
}
/*
diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c
index bbd00c3fe98..be58730e636 100644
--- a/drivers/input/keyboard/gpio_keys.c
+++ b/drivers/input/keyboard/gpio_keys.c
@@ -26,23 +26,54 @@
#include <asm/gpio.h>
+struct gpio_button_data {
+ struct gpio_keys_button *button;
+ struct input_dev *input;
+ struct timer_list timer;
+};
+
+struct gpio_keys_drvdata {
+ struct input_dev *input;
+ struct gpio_button_data data[0];
+};
+
+static void gpio_keys_report_event(struct gpio_keys_button *button,
+ struct input_dev *input)
+{
+ unsigned int type = button->type ?: EV_KEY;
+ int state = (gpio_get_value(button->gpio) ? 1 : 0) ^ button->active_low;
+
+ input_event(input, type, button->code, !!state);
+ input_sync(input);
+}
+
+static void gpio_check_button(unsigned long _data)
+{
+ struct gpio_button_data *data = (struct gpio_button_data *)_data;
+
+ gpio_keys_report_event(data->button, data->input);
+}
+
static irqreturn_t gpio_keys_isr(int irq, void *dev_id)
{
- int i;
struct platform_device *pdev = dev_id;
struct gpio_keys_platform_data *pdata = pdev->dev.platform_data;
- struct input_dev *input = platform_get_drvdata(pdev);
+ struct gpio_keys_drvdata *ddata = platform_get_drvdata(pdev);
+ int i;
for (i = 0; i < pdata->nbuttons; i++) {
struct gpio_keys_button *button = &pdata->buttons[i];
- int gpio = button->gpio;
- if (irq == gpio_to_irq(gpio)) {
- unsigned int type = button->type ?: EV_KEY;
- int state = (gpio_get_value(gpio) ? 1 : 0) ^ button->active_low;
+ if (irq == gpio_to_irq(button->gpio)) {
+ struct gpio_button_data *bdata = &ddata->data[i];
+
+ if (button->debounce_interval)
+ mod_timer(&bdata->timer,
+ jiffies +
+ msecs_to_jiffies(button->debounce_interval));
+ else
+ gpio_keys_report_event(button, bdata->input);
- input_event(input, type, button->code, !!state);
- input_sync(input);
return IRQ_HANDLED;
}
}
@@ -53,17 +84,21 @@ static irqreturn_t gpio_keys_isr(int irq, void *dev_id)
static int __devinit gpio_keys_probe(struct platform_device *pdev)
{
struct gpio_keys_platform_data *pdata = pdev->dev.platform_data;
+ struct gpio_keys_drvdata *ddata;
struct input_dev *input;
int i, error;
int wakeup = 0;
+ ddata = kzalloc(sizeof(struct gpio_keys_drvdata) +
+ pdata->nbuttons * sizeof(struct gpio_button_data),
+ GFP_KERNEL);
input = input_allocate_device();
- if (!input)
- return -ENOMEM;
-
- platform_set_drvdata(pdev, input);
+ if (!ddata || !input) {
+ error = -ENOMEM;
+ goto fail1;
+ }
- input->evbit[0] = BIT_MASK(EV_KEY);
+ platform_set_drvdata(pdev, ddata);
input->name = pdev->name;
input->phys = "gpio-keys/input0";
@@ -74,16 +109,23 @@ static int __devinit gpio_keys_probe(struct platform_device *pdev)
input->id.product = 0x0001;
input->id.version = 0x0100;
+ ddata->input = input;
+
for (i = 0; i < pdata->nbuttons; i++) {
struct gpio_keys_button *button = &pdata->buttons[i];
+ struct gpio_button_data *bdata = &ddata->data[i];
int irq;
unsigned int type = button->type ?: EV_KEY;
+ bdata->input = input;
+ setup_timer(&bdata->timer,
+ gpio_check_button, (unsigned long)bdata);
+
error = gpio_request(button->gpio, button->desc ?: "gpio_keys");
if (error < 0) {
pr_err("gpio-keys: failed to request GPIO %d,"
" error %d\n", button->gpio, error);
- goto fail;
+ goto fail2;
}
error = gpio_direction_input(button->gpio);
@@ -92,7 +134,7 @@ static int __devinit gpio_keys_probe(struct platform_device *pdev)
" direction for GPIO %d, error %d\n",
button->gpio, error);
gpio_free(button->gpio);
- goto fail;
+ goto fail2;
}
irq = gpio_to_irq(button->gpio);
@@ -102,7 +144,7 @@ static int __devinit gpio_keys_probe(struct platform_device *pdev)
" for GPIO %d, error %d\n",
button->gpio, error);
gpio_free(button->gpio);
- goto fail;
+ goto fail2;
}
error = request_irq(irq, gpio_keys_isr,
@@ -114,7 +156,7 @@ static int __devinit gpio_keys_probe(struct platform_device *pdev)
pr_err("gpio-keys: Unable to claim irq %d; error %d\n",
irq, error);
gpio_free(button->gpio);
- goto fail;
+ goto fail2;
}
if (button->wakeup)
@@ -127,21 +169,25 @@ static int __devinit gpio_keys_probe(struct platform_device *pdev)
if (error) {
pr_err("gpio-keys: Unable to register input device, "
"error: %d\n", error);
- goto fail;
+ goto fail2;
}
device_init_wakeup(&pdev->dev, wakeup);
return 0;
- fail:
+ fail2:
while (--i >= 0) {
free_irq(gpio_to_irq(pdata->buttons[i].gpio), pdev);
+ if (pdata->buttons[i].debounce_interval)
+ del_timer_sync(&ddata->data[i].timer);
gpio_free(pdata->buttons[i].gpio);
}
platform_set_drvdata(pdev, NULL);
+ fail1:
input_free_device(input);
+ kfree(ddata);
return error;
}
@@ -149,7 +195,8 @@ static int __devinit gpio_keys_probe(struct platform_device *pdev)
static int __devexit gpio_keys_remove(struct platform_device *pdev)
{
struct gpio_keys_platform_data *pdata = pdev->dev.platform_data;
- struct input_dev *input = platform_get_drvdata(pdev);
+ struct gpio_keys_drvdata *ddata = platform_get_drvdata(pdev);
+ struct input_dev *input = ddata->input;
int i;
device_init_wakeup(&pdev->dev, 0);
@@ -157,6 +204,8 @@ static int __devexit gpio_keys_remove(struct platform_device *pdev)
for (i = 0; i < pdata->nbuttons; i++) {
int irq = gpio_to_irq(pdata->buttons[i].gpio);
free_irq(irq, pdev);
+ if (pdata->buttons[i].debounce_interval)
+ del_timer_sync(&ddata->data[i].timer);
gpio_free(pdata->buttons[i].gpio);
}
diff --git a/drivers/input/keyboard/lkkbd.c b/drivers/input/keyboard/lkkbd.c
index 32e2c2605d9..4730ef35c73 100644
--- a/drivers/input/keyboard/lkkbd.c
+++ b/drivers/input/keyboard/lkkbd.c
@@ -538,11 +538,11 @@ lkkbd_event (struct input_dev *dev, unsigned int type, unsigned int code,
switch (code) {
case SND_CLICK:
if (value == 0) {
- DBG ("%s: Deactivating key clicks\n", __FUNCTION__);
+ DBG ("%s: Deactivating key clicks\n", __func__);
lk->serio->write (lk->serio, LK_CMD_DISABLE_KEYCLICK);
lk->serio->write (lk->serio, LK_CMD_DISABLE_CTRCLICK);
} else {
- DBG ("%s: Activating key clicks\n", __FUNCTION__);
+ DBG ("%s: Activating key clicks\n", __func__);
lk->serio->write (lk->serio, LK_CMD_ENABLE_KEYCLICK);
lk->serio->write (lk->serio, volume_to_hw (lk->keyclick_volume));
lk->serio->write (lk->serio, LK_CMD_ENABLE_CTRCLICK);
@@ -560,7 +560,7 @@ lkkbd_event (struct input_dev *dev, unsigned int type, unsigned int code,
default:
printk (KERN_ERR "%s (): Got unknown type %d, code %d, value %d\n",
- __FUNCTION__, type, code, value);
+ __func__, type, code, value);
}
return -1;
diff --git a/drivers/input/keyboard/pxa27x_keypad.c b/drivers/input/keyboard/pxa27x_keypad.c
index 45767e73f07..6f1516f5075 100644
--- a/drivers/input/keyboard/pxa27x_keypad.c
+++ b/drivers/input/keyboard/pxa27x_keypad.c
@@ -105,6 +105,8 @@ struct pxa27x_keypad {
struct input_dev *input_dev;
void __iomem *mmio_base;
+ int irq;
+
/* matrix key code map */
unsigned int matrix_keycodes[MAX_MATRIX_KEY_NUM];
@@ -392,6 +394,10 @@ static int pxa27x_keypad_suspend(struct platform_device *pdev, pm_message_t stat
struct pxa27x_keypad *keypad = platform_get_drvdata(pdev);
clk_disable(keypad->clk);
+
+ if (device_may_wakeup(&pdev->dev))
+ enable_irq_wake(keypad->irq);
+
return 0;
}
@@ -400,6 +406,9 @@ static int pxa27x_keypad_resume(struct platform_device *pdev)
struct pxa27x_keypad *keypad = platform_get_drvdata(pdev);
struct input_dev *input_dev = keypad->input_dev;
+ if (device_may_wakeup(&pdev->dev))
+ disable_irq_wake(keypad->irq);
+
mutex_lock(&input_dev->mutex);
if (input_dev->users) {
@@ -509,6 +518,8 @@ static int __devinit pxa27x_keypad_probe(struct platform_device *pdev)
goto failed_free_dev;
}
+ keypad->irq = irq;
+
/* Register the input device */
error = input_register_device(input_dev);
if (error) {
@@ -516,6 +527,8 @@ static int __devinit pxa27x_keypad_probe(struct platform_device *pdev)
goto failed_free_irq;
}
+ device_init_wakeup(&pdev->dev, 1);
+
return 0;
failed_free_irq:
@@ -539,7 +552,7 @@ static int __devexit pxa27x_keypad_remove(struct platform_device *pdev)
struct pxa27x_keypad *keypad = platform_get_drvdata(pdev);
struct resource *res;
- free_irq(platform_get_irq(pdev, 0), pdev);
+ free_irq(keypad->irq, pdev);
clk_disable(keypad->clk);
clk_put(keypad->clk);
diff --git a/drivers/input/keyboard/sunkbd.c b/drivers/input/keyboard/sunkbd.c
index be0f5d19d02..9fce6d1e29b 100644
--- a/drivers/input/keyboard/sunkbd.c
+++ b/drivers/input/keyboard/sunkbd.c
@@ -1,6 +1,4 @@
/*
- * $Id: sunkbd.c,v 1.14 2001/09/25 10:12:07 vojtech Exp $
- *
* Copyright (c) 1999-2001 Vojtech Pavlik
*/
diff --git a/drivers/input/keyboard/xtkbd.c b/drivers/input/keyboard/xtkbd.c
index 152a2c07050..37b01d777a4 100644
--- a/drivers/input/keyboard/xtkbd.c
+++ b/drivers/input/keyboard/xtkbd.c
@@ -1,6 +1,4 @@
/*
- * $Id: xtkbd.c,v 1.11 2001/09/25 10:12:07 vojtech Exp $
- *
* Copyright (c) 1999-2001 Vojtech Pavlik
*/
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-27 13:39:17 +0000