Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: (40 commits)
  Input: wacom - add support for Cintiq 20WSX
  Input: ucb1400_ts - IRQ probe fix
  Input: at32psif - update MODULE_AUTHOR with new email
  Input: mac_hid - add lockdep annotation to emumousebtn
  Input: i8042 - fix incorrect usage of strncpy and strncat
  Input: bf54x-keys - add infrastructure for keypad wakeups
  Input: add MODULE_ALIAS() to hotpluggable platform modules
  Input: drivers/char/keyboard.c - use time_after
  Input: fix ordering in joystick Makefile
  Input: wm97xx-core - support use as a wakeup source
  Input: wm97xx-core - use IRQF_SAMPLE_RANDOM
  Input: wm97xx-core - only schedule interrupt handler if not already scheduled
  Input: add Zhen Hua driver
  Input: aiptek - add support for Genius G-PEN 560 tablet
  Input: wacom - implement suspend and autosuspend
  Input: xpad - set proper buffer length for outgoing requests
  Input: omap-keypad - fix build warning
  Input: gpio_keys - irq handling cleanup
  Input: add PS/2 serio driver for AVR32 devices
  Input: put ledstate in the keyboard notifier
  ...

11 files changed, 130 insertions, 34 deletions

diff --git a/drivers/input/keyboard/aaed2000_kbd.c b/drivers/input/keyboard/aaed2000_kbd.c
index 72abc196ce66..a293e8b3f508 100644
--- a/drivers/input/keyboard/aaed2000_kbd.c
+++ b/drivers/input/keyboard/aaed2000_kbd.c
@@ -156,11 +156,15 @@ static int __devexit aaedkbd_remove(struct platform_device *pdev)
 	return 0;
 }
 
+/* work with hotplug and coldplug */
+MODULE_ALIAS("platform:aaed2000-keyboard");
+
 static struct platform_driver aaedkbd_driver = {
 	.probe		= aaedkbd_probe,
 	.remove		= __devexit_p(aaedkbd_remove),
 	.driver		= {
 		.name	= "aaed2000-keyboard",
+		.owner	= THIS_MODULE,
 	},
 };
 
diff --git a/drivers/input/keyboard/bf54x-keys.c b/drivers/input/keyboard/bf54x-keys.c
index 05e3494cf8b8..54ed8e2e1c02 100644
--- a/drivers/input/keyboard/bf54x-keys.c
+++ b/drivers/input/keyboard/bf54x-keys.c
@@ -312,6 +312,8 @@ static int __devinit bfin_kpad_probe(struct platform_device *pdev)
 
 	bfin_write_KPAD_CTL(bfin_read_KPAD_CTL() | KPAD_EN);
 
+	device_init_wakeup(&pdev->dev, 1);
+
 	printk(KERN_ERR DRV_NAME
 		": Blackfin BF54x Keypad registered IRQ %d\n", bf54x_kpad->irq);
 
@@ -354,12 +356,40 @@ static int __devexit bfin_kpad_remove(struct platform_device *pdev)
 	return 0;
 }
 
+#ifdef CONFIG_PM
+static int bfin_kpad_suspend(struct platform_device *pdev, pm_message_t state)
+{
+	struct bf54x_kpad *bf54x_kpad = platform_get_drvdata(pdev);
+
+	if (device_may_wakeup(&pdev->dev))
+		enable_irq_wake(bf54x_kpad->irq);
+
+	return 0;
+}
+
+static int bfin_kpad_resume(struct platform_device *pdev)
+{
+	struct bf54x_kpad *bf54x_kpad = platform_get_drvdata(pdev);
+
+	if (device_may_wakeup(&pdev->dev))
+		disable_irq_wake(bf54x_kpad->irq);
+
+	return 0;
+}
+#else
+# define bfin_kpad_suspend NULL
+# define bfin_kpad_resume  NULL
+#endif
+
 struct platform_driver bfin_kpad_device_driver = {
-	.probe		= bfin_kpad_probe,
-	.remove		= __devexit_p(bfin_kpad_remove),
 	.driver		= {
 		.name	= DRV_NAME,
-	}
+		.owner	= THIS_MODULE,
+	},
+	.probe		= bfin_kpad_probe,
+	.remove		= __devexit_p(bfin_kpad_remove),
+	.suspend	= bfin_kpad_suspend,
+	.resume		= bfin_kpad_resume,
 };
 
 static int __init bfin_kpad_init(void)
@@ -378,3 +408,4 @@ module_exit(bfin_kpad_exit);
 MODULE_LICENSE("GPL");
 MODULE_AUTHOR("Michael Hennerich <hennerich@blackfin.uclinux.org>");
 MODULE_DESCRIPTION("Keypad driver for BF54x Processors");
+MODULE_ALIAS("platform:bf54x-keys");
diff --git a/drivers/input/keyboard/corgikbd.c b/drivers/input/keyboard/corgikbd.c
index 5d6cc7f1dc94..29fbec6218b9 100644
--- a/drivers/input/keyboard/corgikbd.c
+++ b/drivers/input/keyboard/corgikbd.c
@@ -393,6 +393,7 @@ static struct platform_driver corgikbd_driver = {
 	.resume		= corgikbd_resume,
 	.driver		= {
 		.name	= "corgi-keyboard",
+		.owner	= THIS_MODULE,
 	},
 };
 
@@ -412,3 +413,4 @@ module_exit(corgikbd_exit);
 MODULE_AUTHOR("Richard Purdie <rpurdie@rpsys.net>");
 MODULE_DESCRIPTION("Corgi Keyboard Driver");
 MODULE_LICENSE("GPLv2");
+MODULE_ALIAS("platform:corgi-keyboard");
diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c
index 6a9ca4bdcb74..bbd00c3fe98c 100644
--- a/drivers/input/keyboard/gpio_keys.c
+++ b/drivers/input/keyboard/gpio_keys.c
@@ -43,10 +43,11 @@ static irqreturn_t gpio_keys_isr(int irq, void *dev_id)
 
 			input_event(input, type, button->code, !!state);
 			input_sync(input);
+			return IRQ_HANDLED;
 		}
 	}
 
-	return IRQ_HANDLED;
+	return IRQ_NONE;
 }
 
 static int __devinit gpio_keys_probe(struct platform_device *pdev)
@@ -213,6 +214,7 @@ struct platform_driver gpio_keys_device_driver = {
 	.resume		= gpio_keys_resume,
 	.driver		= {
 		.name	= "gpio-keys",
+		.owner	= THIS_MODULE,
 	}
 };
 
@@ -232,3 +234,4 @@ module_exit(gpio_keys_exit);
 MODULE_LICENSE("GPL");
 MODULE_AUTHOR("Phil Blundell <pb@handhelds.org>");
 MODULE_DESCRIPTION("Keyboard driver for CPU GPIOs");
+MODULE_ALIAS("platform:gpio-keys");
diff --git a/drivers/input/keyboard/jornada680_kbd.c b/drivers/input/keyboard/jornada680_kbd.c
index a23633a2e1b4..9387da343f97 100644
--- a/drivers/input/keyboard/jornada680_kbd.c
+++ b/drivers/input/keyboard/jornada680_kbd.c
@@ -254,6 +254,7 @@ static int __devexit jornada680kbd_remove(struct platform_device *pdev)
 static struct platform_driver jornada680kbd_driver = {
 	.driver	= {
 		.name	= "jornada680_kbd",
+		.owner	= THIS_MODULE,
 	},
 	.probe	= jornada680kbd_probe,
 	.remove	= __devexit_p(jornada680kbd_remove),
@@ -275,3 +276,4 @@ module_exit(jornada680kbd_exit);
 MODULE_AUTHOR("Kristoffer Ericson <kristoffer.ericson@gmail.com>");
 MODULE_DESCRIPTION("HP Jornada 620/660/680/690 Keyboard Driver");
 MODULE_LICENSE("GPLv2");
+MODULE_ALIAS("platform:jornada680_kbd");
diff --git a/drivers/input/keyboard/jornada720_kbd.c b/drivers/input/keyboard/jornada720_kbd.c
index 986f93cfc6b8..a1164a0c7736 100644
--- a/drivers/input/keyboard/jornada720_kbd.c
+++ b/drivers/input/keyboard/jornada720_kbd.c
@@ -162,9 +162,13 @@ static int __devexit jornada720_kbd_remove(struct platform_device *pdev)
 	return 0;
 }
 
+/* work with hotplug and coldplug */
+MODULE_ALIAS("platform:jornada720_kbd");
+
 static struct platform_driver jornada720_kbd_driver = {
 	.driver  = {
 		.name    = "jornada720_kbd",
+		.owner	= THIS_MODULE,
 	 },
 	.probe   = jornada720_kbd_probe,
 	.remove  = __devexit_p(jornada720_kbd_remove),
diff --git a/drivers/input/keyboard/locomokbd.c b/drivers/input/keyboard/locomokbd.c
index 5a0ca18d6755..9caed30f3bbb 100644
--- a/drivers/input/keyboard/locomokbd.c
+++ b/drivers/input/keyboard/locomokbd.c
@@ -1,14 +1,12 @@
 /*
- *  Copyright (c) 2005 John Lenz
+ * LoCoMo keyboard driver for Linux-based ARM PDAs:
+ * 	- SHARP Zaurus Collie (SL-5500)
+ * 	- SHARP Zaurus Poodle (SL-5600)
  *
+ * Copyright (c) 2005 John Lenz
  * Based on from xtkbd.c
- */
-
-/*
- * LoCoMo keyboard driver for Linux/ARM
- */
-
-/*
+ *
+ *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation; either version 2 of the License, or
@@ -47,7 +45,8 @@ MODULE_LICENSE("GPL");
 #define KEY_CONTACT		KEY_F18
 #define KEY_CENTER		KEY_F15
 
-static unsigned char locomokbd_keycode[LOCOMOKBD_NUMKEYS] = {
+static const unsigned char
+locomokbd_keycode[LOCOMOKBD_NUMKEYS] __devinitconst = {
 	0, KEY_ESC, KEY_ACTIVITY, 0, 0, 0, 0, 0, 0, 0,				/* 0 - 9 */
 	0, 0, 0, 0, 0, 0, 0, KEY_MENU, KEY_HOME, KEY_CONTACT,			/* 10 - 19 */
 	0, 0, 0, 0, 0, 0, 0, 0, 0, 0,						/* 20 - 29 */
@@ -67,22 +66,21 @@ static unsigned char locomokbd_keycode[LOCOMOKBD_NUMKEYS] = {
 #define KB_COLS			8
 #define KB_ROWMASK(r)		(1 << (r))
 #define SCANCODE(c,r)		( ((c)<<4) + (r) + 1 )
-#define	NR_SCANCODES		128
 
 #define KB_DELAY		8
 #define SCAN_INTERVAL		(HZ/10)
-#define LOCOMOKBD_PRESSED	1
 
 struct locomokbd {
 	unsigned char keycode[LOCOMOKBD_NUMKEYS];
 	struct input_dev *input;
 	char phys[32];
 
-	struct locomo_dev *ldev;
 	unsigned long base;
 	spinlock_t lock;
 
 	struct timer_list timer;
+	unsigned long suspend_jiffies;
+	unsigned int count_cancel;
 };
 
 /* helper functions for reading the keyboard matrix */
@@ -128,7 +126,7 @@ static inline void locomokbd_reset_col(unsigned long membase, int col)
 /* Scan the hardware keyboard and push any changes up through the input layer */
 static void locomokbd_scankeyboard(struct locomokbd *locomokbd)
 {
-	unsigned int row, col, rowd, scancode;
+	unsigned int row, col, rowd;
 	unsigned long flags;
 	unsigned int num_pressed;
 	unsigned long membase = locomokbd->base;
@@ -145,13 +143,33 @@ static void locomokbd_scankeyboard(struct locomokbd *locomokbd)
 
 		rowd = ~locomo_readl(membase + LOCOMO_KIB);
 		for (row = 0; row < KB_ROWS; row++) {
+			unsigned int scancode, pressed, key;
+
 			scancode = SCANCODE(col, row);
-			if (rowd & KB_ROWMASK(row)) {
-				num_pressed += 1;
-				input_report_key(locomokbd->input, locomokbd->keycode[scancode], 1);
-			} else {
-				input_report_key(locomokbd->input, locomokbd->keycode[scancode], 0);
-			}
+			pressed = rowd & KB_ROWMASK(row);
+			key = locomokbd->keycode[scancode];
+
+			input_report_key(locomokbd->input, key, pressed);
+			if (likely(!pressed))
+				continue;
+
+			num_pressed++;
+
+			/* The "Cancel/ESC" key is labeled "On/Off" on
+			 * Collie and Poodle and should suspend the device
+			 * if it was pressed for more than a second. */
+			if (unlikely(key == KEY_ESC)) {
+				if (!time_after(jiffies,
+					locomokbd->suspend_jiffies + HZ))
+					continue;
+				if (locomokbd->count_cancel++
+					!= (HZ/SCAN_INTERVAL + 1))
+					continue;
+				input_event(locomokbd->input, EV_PWR,
+					KEY_SUSPEND, 1);
+				locomokbd->suspend_jiffies = jiffies;
+			} else
+				locomokbd->count_cancel = 0;
 		}
 		locomokbd_reset_col(membase, col);
 	}
@@ -162,6 +180,8 @@ static void locomokbd_scankeyboard(struct locomokbd *locomokbd)
 	/* if any keys are pressed, enable the timer */
 	if (num_pressed)
 		mod_timer(&locomokbd->timer, jiffies + SCAN_INTERVAL);
+	else
+		locomokbd->count_cancel = 0;
 
 	spin_unlock_irqrestore(&locomokbd->lock, flags);
 }
@@ -186,10 +206,11 @@ static irqreturn_t locomokbd_interrupt(int irq, void *dev_id)
 static void locomokbd_timer_callback(unsigned long data)
 {
 	struct locomokbd *locomokbd = (struct locomokbd *) data;
+
 	locomokbd_scankeyboard(locomokbd);
 }
 
-static int locomokbd_probe(struct locomo_dev *dev)
+static int __devinit locomokbd_probe(struct locomo_dev *dev)
 {
 	struct locomokbd *locomokbd;
 	struct input_dev *input_dev;
@@ -211,7 +232,6 @@ static int locomokbd_probe(struct locomo_dev *dev)
 		goto err_free_mem;
 	}
 
-	locomokbd->ldev = dev;
 	locomo_set_drvdata(dev, locomokbd);
 
 	locomokbd->base = (unsigned long) dev->mapbase;
@@ -222,6 +242,8 @@ static int locomokbd_probe(struct locomo_dev *dev)
 	locomokbd->timer.function = locomokbd_timer_callback;
 	locomokbd->timer.data = (unsigned long) locomokbd;
 
+	locomokbd->suspend_jiffies = jiffies;
+
 	locomokbd->input = input_dev;
 	strcpy(locomokbd->phys, "locomokbd/input0");
 
@@ -233,9 +255,10 @@ static int locomokbd_probe(struct locomo_dev *dev)
 	input_dev->id.version = 0x0100;
 	input_dev->dev.parent = &dev->dev;
 
-	input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP);
+	input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP) |
+				BIT_MASK(EV_PWR);
 	input_dev->keycode = locomokbd->keycode;
-	input_dev->keycodesize = sizeof(unsigned char);
+	input_dev->keycodesize = sizeof(locomokbd_keycode[0]);
 	input_dev->keycodemax = ARRAY_SIZE(locomokbd_keycode);
 
 	memcpy(locomokbd->keycode, locomokbd_keycode, sizeof(locomokbd->keycode));
@@ -268,7 +291,7 @@ static int locomokbd_probe(struct locomo_dev *dev)
 	return err;
 }
 
-static int locomokbd_remove(struct locomo_dev *dev)
+static int __devexit locomokbd_remove(struct locomo_dev *dev)
 {
 	struct locomokbd *locomokbd = locomo_get_drvdata(dev);
 
@@ -292,7 +315,7 @@ static struct locomo_driver keyboard_driver = {
 	},
 	.devid	= LOCOMO_DEVID_KEYBOARD,
 	.probe	= locomokbd_probe,
-	.remove	= locomokbd_remove,
+	.remove	= __devexit_p(locomokbd_remove),
 };
 
 static int __init locomokbd_init(void)
diff --git a/drivers/input/keyboard/omap-keypad.c b/drivers/input/keyboard/omap-keypad.c
index babc913d5492..10afd2068068 100644
--- a/drivers/input/keyboard/omap-keypad.c
+++ b/drivers/input/keyboard/omap-keypad.c
@@ -352,6 +352,9 @@ static int __init omap_kp_probe(struct platform_device *pdev)
 			}
 			omap_set_gpio_direction(row_gpios[row_idx], 1);
 		}
+	} else {
+		col_idx = 0;
+		row_idx = 0;
 	}
 
 	setup_timer(&omap_kp->timer, omap_kp_timer, (unsigned long)omap_kp);
@@ -415,10 +418,10 @@ err4:
 err3:
 	device_remove_file(&pdev->dev, &dev_attr_enable);
 err2:
-	for (i = row_idx-1; i >=0; i--)
+	for (i = row_idx - 1; i >=0; i--)
 		omap_free_gpio(row_gpios[i]);
 err1:
-	for (i = col_idx-1; i >=0; i--)
+	for (i = col_idx - 1; i >=0; i--)
 		omap_free_gpio(col_gpios[i]);
 
 	kfree(omap_kp);
@@ -464,6 +467,7 @@ static struct platform_driver omap_kp_driver = {
 	.resume		= omap_kp_resume,
 	.driver		= {
 		.name	= "omap-keypad",
+		.owner	= THIS_MODULE,
 	},
 };
 
@@ -484,3 +488,4 @@ module_exit(omap_kp_exit);
 MODULE_AUTHOR("Timo Teräs");
 MODULE_DESCRIPTION("OMAP Keypad Driver");
 MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:omap-keypad");
diff --git a/drivers/input/keyboard/pxa27x_keypad.c b/drivers/input/keyboard/pxa27x_keypad.c
index 4e651c11c1da..3dea0c5077a9 100644
--- a/drivers/input/keyboard/pxa27x_keypad.c
+++ b/drivers/input/keyboard/pxa27x_keypad.c
@@ -545,6 +545,9 @@ static int __devexit pxa27x_keypad_remove(struct platform_device *pdev)
 	return 0;
 }
 
+/* work with hotplug and coldplug */
+MODULE_ALIAS("platform:pxa27x-keypad");
+
 static struct platform_driver pxa27x_keypad_driver = {
 	.probe		= pxa27x_keypad_probe,
 	.remove		= __devexit_p(pxa27x_keypad_remove),
@@ -552,6 +555,7 @@ static struct platform_driver pxa27x_keypad_driver = {
 	.resume		= pxa27x_keypad_resume,
 	.driver		= {
 		.name	= "pxa27x-keypad",
+		.owner	= THIS_MODULE,
 	},
 };
 
diff --git a/drivers/input/keyboard/spitzkbd.c b/drivers/input/keyboard/spitzkbd.c
index 0be74bfc58fe..61e401bc9109 100644
--- a/drivers/input/keyboard/spitzkbd.c
+++ b/drivers/input/keyboard/spitzkbd.c
@@ -495,3 +495,4 @@ module_exit(spitzkbd_exit);
 MODULE_AUTHOR("Richard Purdie <rpurdie@rpsys.net>");
 MODULE_DESCRIPTION("Spitz Keyboard Driver");
 MODULE_LICENSE("GPLv2");
+MODULE_ALIAS("platform:spitz-keyboard");
diff --git a/drivers/input/keyboard/tosakbd.c b/drivers/input/keyboard/tosakbd.c
index 3884d1e3f070..94e444b4ee15 100644
--- a/drivers/input/keyboard/tosakbd.c
+++ b/drivers/input/keyboard/tosakbd.c
@@ -52,7 +52,7 @@ KEY_X, KEY_F, KEY_SPACE, KEY_APOSTROPHE, TOSA_KEY_MAIL, KEY_LEFT, KEY_DOWN, KEY_
 struct tosakbd {
 	unsigned int keycode[ARRAY_SIZE(tosakbd_keycode)];
 	struct input_dev *input;
-
+	int suspended;
 	spinlock_t lock; /* protect kbd scanning */
 	struct timer_list timer;
 };
@@ -133,6 +133,9 @@ static void tosakbd_scankeyboard(struct platform_device *dev)
 
 	spin_lock_irqsave(&tosakbd->lock, flags);
 
+	if (tosakbd->suspended)
+		goto out;
+
 	for (col = 0; col < TOSA_KEY_STROBE_NUM; col++) {
 		/*
 		 * Discharge the output driver capacitatance
@@ -174,6 +177,7 @@ static void tosakbd_scankeyboard(struct platform_device *dev)
 	if (num_pressed)
 		mod_timer(&tosakbd->timer, jiffies + SCAN_INTERVAL);
 
+ out:
 	spin_unlock_irqrestore(&tosakbd->lock, flags);
 }
 
@@ -200,6 +204,7 @@ static irqreturn_t tosakbd_interrupt(int irq, void *__dev)
 static void tosakbd_timer_callback(unsigned long __dev)
 {
 	struct platform_device *dev = (struct platform_device *)__dev;
+
 	tosakbd_scankeyboard(dev);
 }
 
@@ -207,6 +212,13 @@ static void tosakbd_timer_callback(unsigned long __dev)
 static int tosakbd_suspend(struct platform_device *dev, pm_message_t state)
 {
 	struct tosakbd *tosakbd = platform_get_drvdata(dev);
+	unsigned long flags;
+
+	spin_lock_irqsave(&tosakbd->lock, flags);
+	PGSR1 = (PGSR1 & ~TOSA_GPIO_LOW_STROBE_BIT);
+	PGSR2 = (PGSR2 & ~TOSA_GPIO_HIGH_STROBE_BIT);
+	tosakbd->suspended = 1;
+	spin_unlock_irqrestore(&tosakbd->lock, flags);
 
 	del_timer_sync(&tosakbd->timer);
 
@@ -215,6 +227,9 @@ static int tosakbd_suspend(struct platform_device *dev, pm_message_t state)
 
 static int tosakbd_resume(struct platform_device *dev)
 {
+	struct tosakbd *tosakbd = platform_get_drvdata(dev);
+
+	tosakbd->suspended = 0;
 	tosakbd_scankeyboard(dev);
 
 	return 0;
@@ -365,8 +380,8 @@ fail:
 	return error;
 }
 
-static int __devexit tosakbd_remove(struct platform_device *dev) {
-
+static int __devexit tosakbd_remove(struct platform_device *dev)
+{
 	int i;
 	struct tosakbd *tosakbd = platform_get_drvdata(dev);
 
@@ -394,6 +409,7 @@ static struct platform_driver tosakbd_driver = {
 	.resume		= tosakbd_resume,
 	.driver		= {
 		.name	= "tosa-keyboard",
+		.owner	= THIS_MODULE,
 	},
 };
 
@@ -413,3 +429,4 @@ module_exit(tosakbd_exit);
 MODULE_AUTHOR("Dirk Opfer <Dirk@Opfer-Online.de>");
 MODULE_DESCRIPTION("Tosa Keyboard Driver");
 MODULE_LICENSE("GPL v2");
+MODULE_ALIAS("platform:tosa-keyboard");