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:
  Input: xilinx_ps2 - fix warning
  Input: bcm5974 - implement autosuspend support
  Input: bcm5974 - add driver for Macbook Air and Pro Penryn touchpads
  Input: paper over a bug in Synaptics X driver
  Input: evdev - split EVIOCGBIT handlig into a separate function
  Input: i8042 - Add Dritek quirk for Acer TravelMate 4280
  Input: xpad - add Pelican Eclipse D-Pad to the list of devices
  Input: gpio-keys - make gpio_keys_device_driver static
  Input: gpio-keys - fix possible NULL pointer dereference
  Input: wm97xx - enable sub-drivers by default

drivers/hid/usbhid/hid-quirks.c

@@ -654,12 +654,12 @@ static const struct hid_blacklist {
 	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ANSI, HID_QUIRK_APPLE_NUMLOCK_EMULATION | HID_QUIRK_APPLE_HAS_FN },
 	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ISO, HID_QUIRK_APPLE_NUMLOCK_EMULATION | HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_APPLE_ISO_KEYBOARD },
 	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_JIS, HID_QUIRK_APPLE_NUMLOCK_EMULATION | HID_QUIRK_APPLE_HAS_FN },
-	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI, HID_QUIRK_APPLE_HAS_FN },
-	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_APPLE_ISO_KEYBOARD },
-	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS, HID_QUIRK_APPLE_HAS_FN },
-	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI, HID_QUIRK_APPLE_HAS_FN },
-	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_APPLE_ISO_KEYBOARD },
-	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS, HID_QUIRK_APPLE_HAS_FN },
+	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
+	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ISO, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_APPLE_ISO_KEYBOARD | HID_QUIRK_IGNORE_MOUSE},
+	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_JIS, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE},
+	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ANSI, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE},
+	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_ISO, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_APPLE_ISO_KEYBOARD | HID_QUIRK_IGNORE_MOUSE },
+	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING2_JIS, HID_QUIRK_APPLE_HAS_FN  | HID_QUIRK_IGNORE_MOUSE },
 	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY, HID_QUIRK_APPLE_NUMLOCK_EMULATION | HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
 	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY, HID_QUIRK_APPLE_NUMLOCK_EMULATION | HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
 

drivers/input/evdev.c

@@ -647,6 +647,47 @@ static int str_to_user(const char *str, unsigned int maxlen, void __user *p)
 	return copy_to_user(p, str, len) ? -EFAULT : len;
 }
 
+#define OLD_KEY_MAX	0x1ff
+static int handle_eviocgbit(struct input_dev *dev, unsigned int cmd, void __user *p, int compat_mode)
+{
+	static unsigned long keymax_warn_time;
+	unsigned long *bits;
+	int len;
+
+	switch (_IOC_NR(cmd) & EV_MAX) {
+
+	case      0: bits = dev->evbit;  len = EV_MAX;  break;
+	case EV_KEY: bits = dev->keybit; len = KEY_MAX; break;
+	case EV_REL: bits = dev->relbit; len = REL_MAX; break;
+	case EV_ABS: bits = dev->absbit; len = ABS_MAX; break;
+	case EV_MSC: bits = dev->mscbit; len = MSC_MAX; break;
+	case EV_LED: bits = dev->ledbit; len = LED_MAX; break;
+	case EV_SND: bits = dev->sndbit; len = SND_MAX; break;
+	case EV_FF:  bits = dev->ffbit;  len = FF_MAX;  break;
+	case EV_SW:  bits = dev->swbit;  len = SW_MAX;  break;
+	default: return -EINVAL;
+	}
+
+	/*
+	 * Work around bugs in userspace programs that like to do
+	 * EVIOCGBIT(EV_KEY, KEY_MAX) and not realize that 'len'
+	 * should be in bytes, not in bits.
+	 */
+	if ((_IOC_NR(cmd) & EV_MAX) == EV_KEY && _IOC_SIZE(cmd) == OLD_KEY_MAX) {
+		len = OLD_KEY_MAX;
+		if (printk_timed_ratelimit(&keymax_warn_time, 10 * 1000))
+			printk(KERN_WARNING
+				"evdev.c(EVIOCGBIT): Suspicious buffer size %d, "
+				"limiting output to %d bytes. See "
+				"http://userweb.kernel.org/~dtor/eviocgbit-bug.html\n",
+				OLD_KEY_MAX,
+				BITS_TO_LONGS(OLD_KEY_MAX) * sizeof(long));
+	}
+
+	return bits_to_user(bits, len, _IOC_SIZE(cmd), p, compat_mode);
+}
+#undef OLD_KEY_MAX
+
 static long evdev_do_ioctl(struct file *file, unsigned int cmd,
 			   void __user *p, int compat_mode)
 {
@@ -733,26 +774,8 @@ static long evdev_do_ioctl(struct file *file, unsigned int cmd,
 
 		if (_IOC_DIR(cmd) == _IOC_READ) {
 
-			if ((_IOC_NR(cmd) & ~EV_MAX) == _IOC_NR(EVIOCGBIT(0, 0))) {
-
-				unsigned long *bits;
-				int len;
-
-				switch (_IOC_NR(cmd) & EV_MAX) {
-
-				case      0: bits = dev->evbit;  len = EV_MAX;  break;
-				case EV_KEY: bits = dev->keybit; len = KEY_MAX; break;
-				case EV_REL: bits = dev->relbit; len = REL_MAX; break;
-				case EV_ABS: bits = dev->absbit; len = ABS_MAX; break;
-				case EV_MSC: bits = dev->mscbit; len = MSC_MAX; break;
-				case EV_LED: bits = dev->ledbit; len = LED_MAX; break;
-				case EV_SND: bits = dev->sndbit; len = SND_MAX; break;
-				case EV_FF:  bits = dev->ffbit;  len = FF_MAX;  break;
-				case EV_SW:  bits = dev->swbit;  len = SW_MAX;  break;
-				default: return -EINVAL;
-				}
-				return bits_to_user(bits, len, _IOC_SIZE(cmd), p, compat_mode);
-			}
+			if ((_IOC_NR(cmd) & ~EV_MAX) == _IOC_NR(EVIOCGBIT(0, 0)))
+				return handle_eviocgbit(dev, cmd, p, compat_mode);
 
 			if (_IOC_NR(cmd) == _IOC_NR(EVIOCGKEY(0)))
 				return bits_to_user(dev->key, KEY_MAX, _IOC_SIZE(cmd),

drivers/input/joystick/xpad.c

@@ -127,6 +127,7 @@ static const struct xpad_device {
 	{ 0x0738, 0x4716, "Mad Catz Wired Xbox 360 Controller", MAP_DPAD_TO_AXES, XTYPE_XBOX360 },
 	{ 0x0738, 0x6040, "Mad Catz Beat Pad Pro", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX },
 	{ 0x0c12, 0x8802, "Zeroplus Xbox Controller", MAP_DPAD_TO_AXES, XTYPE_XBOX },
+	{ 0x0c12, 0x880a, "Pelican Eclipse PL-2023", MAP_DPAD_TO_AXES, XTYPE_XBOX },
 	{ 0x0c12, 0x8810, "Zeroplus Xbox Controller", MAP_DPAD_TO_AXES, XTYPE_XBOX },
 	{ 0x0c12, 0x9902, "HAMA VibraX - *FAULTY HARDWARE*", MAP_DPAD_TO_AXES, XTYPE_XBOX },
 	{ 0x0e4c, 0x1097, "Radica Gamester Controller", MAP_DPAD_TO_AXES, XTYPE_XBOX },

drivers/input/keyboard/gpio_keys.c

@@ -118,6 +118,7 @@ static int __devinit gpio_keys_probe(struct platform_device *pdev)
 		unsigned int type = button->type ?: EV_KEY;
 
 		bdata->input = input;
+		bdata->button = button;
 		setup_timer(&bdata->timer,
 			    gpio_check_button, (unsigned long)bdata);
 
@@ -256,7 +257,7 @@ static int gpio_keys_resume(struct platform_device *pdev)
 #define gpio_keys_resume	NULL
 #endif
 
-struct platform_driver gpio_keys_device_driver = {
+static struct platform_driver gpio_keys_device_driver = {
 	.probe		= gpio_keys_probe,
 	.remove		= __devexit_p(gpio_keys_remove),
 	.suspend	= gpio_keys_suspend,

drivers/input/mouse/Kconfig

@@ -130,6 +130,29 @@ config MOUSE_APPLETOUCH
 	  To compile this driver as a module, choose M here: the
 	  module will be called appletouch.
 
+config MOUSE_BCM5974
+	tristate "Apple USB BCM5974 Multitouch trackpad support"
+	depends on USB_ARCH_HAS_HCD
+	select USB
+	help
+	  Say Y here if you have an Apple USB BCM5974 Multitouch
+	  trackpad.
+
+	  The BCM5974 is the multitouch trackpad found in the Macbook
+	  Air (JAN2008) and Macbook Pro Penryn (FEB2008) laptops.
+
+	  It is also found in the IPhone (2007) and Ipod Touch (2008).
+
+	  This driver provides multitouch functionality together with
+	  the synaptics X11 driver.
+
+	  The interface is currently identical to the appletouch interface,
+	  for further information, see
+	  <file:Documentation/input/appletouch.txt>.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called bcm5974.
+
 config MOUSE_INPORT
 	tristate "InPort/MS/ATIXL busmouse"
 	depends on ISA

drivers/input/mouse/Makefile

@@ -6,6 +6,7 @@
 
 obj-$(CONFIG_MOUSE_AMIGA)	+= amimouse.o
 obj-$(CONFIG_MOUSE_APPLETOUCH)	+= appletouch.o
+obj-$(CONFIG_MOUSE_BCM5974)	+= bcm5974.o
 obj-$(CONFIG_MOUSE_ATARI)	+= atarimouse.o
 obj-$(CONFIG_MOUSE_RISCPC)	+= rpcmouse.o
 obj-$(CONFIG_MOUSE_INPORT)	+= inport.o