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

…/git/dtor/input

Pull input updates from Dmitry Torokhov:
 - big update to Wacom driver by Benjamin Tissoires, converting it to
   HID infrastructure and unifying USB and Bluetooth models
 - large update to ALPS driver by Hans de Goede, which adds support for
   newer touchpad models as well as cleans up and restructures the code
 - more changes to Atmel MXT driver, including device tree support
 - new driver for iPaq x3xxx touchscreen
 - driver for serial Wacom tablets
 - driver for Microchip's CAP1106
 - assorted cleanups and improvements to existing drover and input core

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: (93 commits)
  Input: wacom - update the ABI doc according to latest changes
  Input: wacom - only register once the MODULE_* macros
  Input: HID - remove hid-wacom Bluetooth driver
  Input: wacom - add copyright note and bump version to 2.0
  Input: wacom - remove passing id for wacom_set_report
  Input: wacom - check for bluetooth protocol while setting OLEDs
  Input: wacom - handle Intuos 4 BT in wacom.ko
  Input: wacom - handle Graphire BT tablets in wacom.ko
  Input: wacom - prepare the driver to include BT devices
  Input: hyperv-keyboard - register as a wakeup source
  Input: imx_keypad - remove ifdef round PM methods
  Input: jornada720_ts - get rid of space indentation and use tab
  Input: jornada720_ts - switch to using managed resources
  Input: alps - Rushmore and v7 resolution support
  Input: mcs5000_ts - remove ifdef around power management methods
  Input: mcs5000_ts - protect PM functions with CONFIG_PM_SLEEP
  Input: ads7846 - release resources on failure for clean exit
  Input: wacom - add support for 0x12C ISDv4 sensor
  Input: atmel_mxt_ts - use deep sleep mode when stopped
  ARM: dts: am437x-gp-evm: Update binding for touchscreen size
  ...

Documentation/ABI/testing/sysfs-driver-wacom

@@ -1,89 +1,68 @@
-WWhat:		/sys/class/hidraw/hidraw*/device/oled*_img
-Date:		June 2012
-Contact:	linux-bluetooth@vger.kernel.org
-Description:
-		The /sys/class/hidraw/hidraw*/device/oled*_img files control
-		OLED mocro displays on Intuos4 Wireless tablet. Accepted image
-		has to contain 256 bytes (64x32 px 1 bit colour). The format
-		is the same as PBM image 62x32px without header (64 bits per
-		horizontal line, 32 lines). An example of setting OLED No. 0:
-		dd bs=256 count=1 if=img_file of=[path to oled0_img]/oled0_img
-		The attribute is read only and no local copy of the image is
-		stored.
-
-What:		/sys/class/hidraw/hidraw*/device/speed
+What:		/sys/bus/hid/devices/<bus>:<vid>:<pid>.<n>/speed
 Date:		April 2010
 Kernel Version:	2.6.35
 Contact:	linux-bluetooth@vger.kernel.org
 Description:
-		The /sys/class/hidraw/hidraw*/device/speed file controls
-		reporting speed of Wacom bluetooth tablet. Reading from
-		this file returns 1 if tablet reports in high speed mode
+		The /sys/bus/hid/devices/<bus>:<vid>:<pid>.<n>/speed file
+		controls reporting speed of Wacom bluetooth tablet. Reading
+		from this file returns 1 if tablet reports in high speed mode
 		or 0 otherwise. Writing to this file one of these values
 		switches reporting speed.
 
-What:		/sys/class/leds/0005\:056A\:00BD.0001\:selector\:*/
-Date:		May 2012
-Kernel Version:	3.5
-Contact:	linux-bluetooth@vger.kernel.org
-Description:
-		LED selector for Intuos4 WL. There are 4 leds, but only one LED
-		can be lit at a time. Max brightness is 127.
-
-What:		/sys/bus/usb/devices/<busnum>-<devnum>:<cfg>.<intf>/wacom_led/led
-Date:		August 2011
+What:		/sys/bus/hid/devices/<bus>:<vid>:<pid>.<n>/wacom_led/led
+Date:		August 2014
 Contact:	linux-input@vger.kernel.org
 Description:
 		Attribute group for control of the status LEDs and the OLEDs.
 		This attribute group is only available for Intuos 4 M, L,
-		and XL (with LEDs and OLEDs), Intuos 5 (LEDs only), and Cintiq
-		21UX2 and Cintiq 24HD (LEDs only). Therefore its presence
-		implicitly signifies the presence of said LEDs and OLEDs on the
-		tablet device.
+		and XL (with LEDs and OLEDs), Intuos 4 WL, Intuos 5 (LEDs only),
+		Intuos Pro (LEDs only) and Cintiq 21UX2 and Cintiq 24HD
+		(LEDs only). Therefore its presence implicitly signifies the
+		presence of said LEDs and OLEDs on the tablet device.
 
-What:		/sys/bus/usb/devices/<busnum>-<devnum>:<cfg>.<intf>/wacom_led/status0_luminance
-Date:		August 2011
+What:		/sys/bus/hid/devices/<bus>:<vid>:<pid>.<n>/wacom_led/status0_luminance
+Date:		August 2014
 Contact:	linux-input@vger.kernel.org
 Description:
 		Writing to this file sets the status LED luminance (1..127)
 		when the stylus does not touch the tablet surface, and no
 		button is pressed on the stylus. This luminance level is
 		normally lower than the level when a button is pressed.
 
-What:		/sys/bus/usb/devices/<busnum>-<devnum>:<cfg>.<intf>/wacom_led/status1_luminance
-Date:		August 2011
+What:		/sys/bus/hid/devices/<bus>:<vid>:<pid>.<n>/wacom_led/status1_luminance
+Date:		August 2014
 Contact:	linux-input@vger.kernel.org
 Description:
 		Writing to this file sets the status LED luminance (1..127)
 		when the stylus touches the tablet surface, or any button is
 		pressed on the stylus.
 
-What:		/sys/bus/usb/devices/<busnum>-<devnum>:<cfg>.<intf>/wacom_led/status_led0_select
-Date:		August 2011
+What:		/sys/bus/hid/devices/<bus>:<vid>:<pid>.<n>/wacom_led/status_led0_select
+Date:		August 2014
 Contact:	linux-input@vger.kernel.org
 Description:
 		Writing to this file sets which one of the four (for Intuos 4
 		and Intuos 5) or of the right four (for Cintiq 21UX2 and Cintiq
 		24HD) status LEDs is active (0..3). The other three LEDs on the
 		same side are always inactive.
 
-What:		/sys/bus/usb/devices/<busnum>-<devnum>:<cfg>.<intf>/wacom_led/status_led1_select
-Date:		September 2011
+What:		/sys/bus/hid/devices/<bus>:<vid>:<pid>.<n>/wacom_led/status_led1_select
+Date:		August 2014
 Contact:	linux-input@vger.kernel.org
 Description:
 		Writing to this file sets which one of the left four (for Cintiq 21UX2
 		and Cintiq 24HD) status LEDs is active (0..3). The other three LEDs on
 		the left are always inactive.
 
-What:		/sys/bus/usb/devices/<busnum>-<devnum>:<cfg>.<intf>/wacom_led/buttons_luminance
-Date:		August 2011
+What:		/sys/bus/hid/devices/<bus>:<vid>:<pid>.<n>/wacom_led/buttons_luminance
+Date:		August 2014
 Contact:	linux-input@vger.kernel.org
 Description:
 		Writing to this file sets the overall luminance level (0..15)
 		of all eight button OLED displays.
 
-What:		/sys/bus/usb/devices/<busnum>-<devnum>:<cfg>.<intf>/wacom_led/button<n>_rawimg
-Date:		August 2011
+What:		/sys/bus/hid/devices/<bus>:<vid>:<pid>.<n>/wacom_led/button<n>_rawimg
+Date:		August 2014
 Contact:	linux-input@vger.kernel.org
 Description:
 		When writing a 1024 byte raw image in Wacom Intuos 4
@@ -93,3 +72,8 @@ Description:
 		byte chunk encodes the image data for two consecutive lines on
 		the display. The low nibble of each byte contains the first
 		line, and the high nibble contains the second line.
+		When the Wacom Intuos 4 is connected over Bluetooth, the
+		image has to contain 256 bytes (64x32 px 1 bit colour).
+		The format is also scrambled, like in the USB mode, and it can
+		be summarized by converting 76543210 into GECA6420.
+					    HGFEDCBA      HFDB7531

Documentation/devicetree/bindings/input/atmel,maxtouch.txt

@@ -0,0 +1,25 @@
+Atmel maXTouch touchscreen/touchpad
+
+Required properties:
+- compatible:
+    atmel,maxtouch
+
+- reg: The I2C address of the device
+
+- interrupts: The sink for the touchpad's IRQ output
+    See ../interrupt-controller/interrupts.txt
+
+Optional properties for main touchpad device:
+
+- linux,gpio-keymap: An array of up to 4 entries indicating the Linux
+    keycode generated by each GPIO. Linux keycodes are defined in
+    <dt-bindings/input/input.h>.
+
+Example:
+
+	touch@4b {
+		compatible = "atmel,maxtouch";
+		reg = <0x4b>;
+		interrupt-parent = <&gpio>;
+		interrupts = <TEGRA_GPIO(W, 3) IRQ_TYPE_LEVEL_LOW>;
+	};

Documentation/devicetree/bindings/input/cap1106.txt

@@ -0,0 +1,53 @@
+Device tree bindings for Microchip CAP1106, 6 channel capacitive touch sensor
+
+The node for this driver must be a child of a I2C controller node, as the
+device communication via I2C only.
+
+Required properties:
+
+	compatible:		Must be "microchip,cap1106"
+
+	reg:			The I2C slave address of the device.
+				Only 0x28 is valid.
+
+	interrupts:		Property describing the interrupt line the
+				device's ALERT#/CM_IRQ# pin is connected to.
+				The device only has one interrupt source.
+
+Optional properties:
+
+	autorepeat:		Enables the Linux input system's autorepeat
+				feature on the input device.
+
+	microchip,sensor-gain:	Defines the gain of the sensor circuitry. This
+				effectively controls the sensitivity, as a
+				smaller delta capacitance is required to
+				generate the same delta count values.
+				Valid values are 1, 2, 4, and 8.
+				By default, a gain of 1 is set.
+
+	linux,keycodes:		Specifies an array of numeric keycode values to
+				be used for the channels. If this property is
+				omitted, KEY_A, KEY_B, etc are used as
+				defaults. The array must have exactly six
+				entries.
+
+Example:
+
+i2c_controller {
+	cap1106@28 {
+		compatible = "microchip,cap1106";
+		interrupt-parent = <&gpio1>;
+		interrupts = <0 0>;
+		reg = <0x28>;
+		autorepeat;
+		microchip,sensor-gain = <2>;
+
+		linux,keycodes = <103		/* KEY_UP */
+				  106		/* KEY_RIGHT */
+				  108		/* KEY_DOWN */
+				  105		/* KEY_LEFT */
+				  109		/* KEY_PAGEDOWN */
+				  104>;		/* KEY_PAGEUP */
+	};
+}

Documentation/devicetree/bindings/input/touchscreen/pixcir_i2c_ts.txt

@@ -0,0 +1,26 @@
+* Pixcir I2C touchscreen controllers
+
+Required properties:
+- compatible: must be "pixcir,pixcir_ts" or "pixcir,pixcir_tangoc"
+- reg: I2C address of the chip
+- interrupts: interrupt to which the chip is connected
+- attb-gpio: GPIO connected to the ATTB line of the chip
+- touchscreen-size-x: horizontal resolution of touchscreen (in pixels)
+- touchscreen-size-y: vertical resolution of touchscreen (in pixels)
+
+Example:
+
+	i2c@00000000 {
+		/* ... */
+
+		pixcir_ts@5c {
+			compatible = "pixcir,pixcir_ts";
+			reg = <0x5c>;
+			interrupts = <2 0>;
+			attb-gpio = <&gpf 2 0 2>;
+			touchscreen-size-x = <800>;
+			touchscreen-size-y = <600>;
+		};
+
+		/* ... */
+	};

Documentation/devicetree/bindings/input/touchscreen/zforce_ts.txt

@@ -9,6 +9,9 @@ Required properties:
 - x-size: horizontal resolution of touchscreen
 - y-size: vertical resolution of touchscreen
 
+Optional properties:
+- vdd-supply: Regulator controlling the controller supply
+
 Example:
 
 	i2c@00000000 {
@@ -18,6 +21,7 @@ Example:
 			compatible = "neonode,zforce";
 			reg = <0x50>;
 			interrupts = <2 0>;
+			vdd-supply = <&reg_zforce_vdd>;
 
 			gpios = <&gpio5 6 0>, /* INT */
 				<&gpio5 9 0>; /* RST */

Documentation/devicetree/bindings/vendor-prefixes.txt

@@ -103,6 +103,7 @@ panasonic	Panasonic Corporation
 phytec	PHYTEC Messtechnik GmbH
 picochip	Picochip Ltd
 plathome	Plat'Home Co., Ltd.
+pixcir  PIXCIR MICROELECTRONICS Co., Ltd
 powervr	PowerVR (deprecated, use img)
 qca	Qualcomm Atheros, Inc.
 qcom	Qualcomm Technologies, Inc

MAINTAINERS

@@ -9877,6 +9877,13 @@ M:	Pierre Ossman <pierre@ossman.eu>
 S:	Maintained
 F:	drivers/mmc/host/wbsd.*
 
+WACOM PROTOCOL 4 SERIAL TABLETS
+M:	Julian Squires <julian@cipht.net>
+M:	Hans de Goede <hdegoede@redhat.com>
+L:	linux-input@vger.kernel.org
+S:	Maintained
+F:	drivers/input/tablet/wacom_serial4.c
+
 WATCHDOG DEVICE DRIVERS
 M:	Wim Van Sebroeck <wim@iguana.be>
 L:	linux-watchdog@vger.kernel.org

arch/arm/boot/dts/am437x-gp-evm.dts

@@ -334,8 +334,8 @@
 
 		attb-gpio = <&gpio3 22 GPIO_ACTIVE_HIGH>;
 
-		x-size = <1024>;
-		y-size = <600>;
+		touchscreen-size-x = <1024>;
+		touchscreen-size-y = <600>;
 	};
 };
 

arch/arm/boot/dts/am43x-epos-evm.dts

@@ -403,8 +403,8 @@
 
 		attb-gpio = <&gpio1 17 GPIO_ACTIVE_HIGH>;
 
-		x-size = <1024>;
-		y-size = <600>;
+		touchscreen-size-x = <1024>;
+		touchscreen-size-y = <600>;
 	};
 };
 

drivers/hid/Kconfig

@@ -764,12 +764,17 @@ config THRUSTMASTER_FF
 	  Rumble Force or Force Feedback Wheel.
 
 config HID_WACOM
-	tristate "Wacom Bluetooth devices support"
+	tristate "Wacom Intuos/Graphire tablet support (USB)"
 	depends on HID
-	depends on LEDS_CLASS
 	select POWER_SUPPLY
-	---help---
-	Support for Wacom Graphire Bluetooth and Intuos4 WL tablets.
+	select NEW_LEDS
+	select LEDS_CLASS
+	help
+	  Say Y here if you want to use the USB or BT version of the Wacom Intuos
+	  or Graphire tablet.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called wacom.
 
 config HID_WIIMOTE
 	tristate "Nintendo Wii / Wii U peripherals"

drivers/hid/Makefile

@@ -116,7 +116,9 @@ obj-$(CONFIG_HID_UCLOGIC)	+= hid-uclogic.o
 obj-$(CONFIG_HID_XINMO)		+= hid-xinmo.o
 obj-$(CONFIG_HID_ZEROPLUS)	+= hid-zpff.o
 obj-$(CONFIG_HID_ZYDACRON)	+= hid-zydacron.o
-obj-$(CONFIG_HID_WACOM)		+= hid-wacom.o
+
+wacom-objs			:= wacom_wac.o wacom_sys.o
+obj-$(CONFIG_HID_WACOM)		+= wacom.o
 obj-$(CONFIG_HID_WALTOP)	+= hid-waltop.o
 obj-$(CONFIG_HID_WIIMOTE)	+= hid-wiimote.o
 obj-$(CONFIG_HID_SENSOR_HUB)	+= hid-sensor-hub.o

drivers/hid/hid-core.c

@@ -789,6 +789,15 @@ static int hid_scan_report(struct hid_device *hid)
 		/* hid-rmi should take care of them, not hid-generic */
 		hid->group = HID_GROUP_RMI;
 
+	/*
+	 * Vendor specific handlings
+	 */
+	switch (hid->vendor) {
+	case USB_VENDOR_ID_WACOM:
+		hid->group = HID_GROUP_WACOM;
+		break;
+	}
+
 	vfree(parser);
 	return 0;
 }
@@ -1938,8 +1947,6 @@ static const struct hid_device_id hid_have_special_driver[] = {
 	{ HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_3_PRO) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_DUAL_BOX_PRO) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP_LTD, USB_DEVICE_ID_SUPER_JOY_BOX_5_PRO) },
-	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH) },
-	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_5_8_INCH) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_12_1_INCH) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_Q_PAD) },
@@ -2345,7 +2352,6 @@ static const struct hid_device_id hid_ignore_list[] = {
 	{ HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_SKIP) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_CYCLOPS) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_LCSPEC) },
-	{ HID_USB_DEVICE(USB_VENDOR_ID_WACOM, HID_ANY_ID) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_4_PHIDGETSERVO_20) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_1_PHIDGETSERVO_20) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_8_8_4_IF_KIT) },