Commit Graph

249 Commits

Author SHA1 Message Date
Jason Gerecke b216e12d06 Input: wacom - correct bad Cintiq 24HD check
Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Jason Gerecke <killertofu@gmail.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2012-10-30 00:10:29 -07:00
Dmitry Torokhov 68fe0f0a6d Linux 3.7-rc3
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Merge tag 'v3.7-rc3' into for-linus to sync up with recent USB changes
2012-10-30 00:09:18 -07:00
Jason Gerecke b1e4279e4e Input: wacom - add touch sensor support for Cintiq 24HD touch
Decode multitouch reports from the touch sensor of the Cintiq 24HD
touch.

Signed-off-by: Jason Gerecke <killertofu@gmail.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-10-25 16:02:36 -07:00
Jason Gerecke aea2bf6a57 Input: wacom - handle split-sensor devices with internal hubs
Like our other pen-and-touch products, the Cintiq 24HD touch needs data
to be shared between its two sensors to facilitate proximity-based palm
rejection.

Unlike other tablets that report sensor data through separate interfaces
of the same USB device, the Cintiq 24HD touch has separate USB devices
that are connected to an internal USB hub.

This patch makes it possible to designate the USB VID/PID of the other
device so that the two may share data.  To ensure we don't accidentally
link to a sensor from a physically separate device (if several have been
plugged in), we limit the search to siblings (i.e., devices directly
connected to the same hub).

Signed-off-by: Jason Gerecke <killertofu@gmail.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-10-25 16:02:36 -07:00
Jason Gerecke 88fd449e73 Input: wacom - add INPUT_PROP_DIRECT flag to Cintiq 24HD
Signed-off-by: Jason Gerecke <killertofu@gmail.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2012-10-25 00:41:31 -07:00
Dmitry Torokhov 0cc8d6a9d2 Merge branch 'next' into for-linus
Prepare second set of updates for 3.7 merge window (Wacom driver update
and patches extending number of input minors).
2012-10-11 00:45:21 -07:00
Jason Gerecke fe494bc2f6 Input: wacom - clean up wacom_query_tablet_data
Rewrites this function to be easier to read and understand. The new
function 'wacom_set_device_mode' now handles the grunt work of
assembling the proper feature report, sending it to the device,
and ensuring the setting "sticks".

Signed-off-by: Jason Gerecke <killertofu@gmail.com>
Tested-by: Ping Cheng <pingc@wacom.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2012-10-04 23:09:32 -07:00
Jason Gerecke 115d5e12a7 Input: wacom - introduce wacom_fix_phy_from_hid
The Cintiq 24HD touch cannot use wacom_set_phy_from_res to determine
the physical size of the touch sensor since the pen and touch are
on separate USB devices. The physical size is, however, provided in
the HID descriptor, just scaled to a unit we don't use.

This patch introduces the function wacom_fix_phy_from_hid to let
us make use of the unit and exponent data provided by HID to set
the [xy]_phy variables to an appropriate value. This function
relies on a trimmed-down version of hidinput_calc_abs_res from
the hid-input.c.

Signed-off-by: Jason Gerecke <killertofu@gmail.com>
Tested-by: Ping Cheng <pingc@wacom.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2012-10-04 23:09:31 -07:00
Jason Gerecke 9d336daf3b Input: wacom - allow any multi-input Intuos device to set prox
The ability to set the proximity flag should apply to any device
that has both pen and touch input. Rather than listing classes of
devices known to meet this criteria, simply filter on the quirk
defining all such devices.

Signed-off-by: Jason Gerecke <killertofu@gmail.com>
Tested-by: Ping Cheng <pingc@wacom.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2012-10-03 23:58:20 -07:00
Jason Gerecke 4e90495498 Input: wacom - report correct touch contact size for I5/Bamboo
This changes how the touch packets for Intuos5 and 3rd-gen Bamboo
are interpreted, so that proper values for the MAJOR and MINOR
axes are reported. Instead of using the amplitude field (data[6]),
we use the size field (data[5]) and do some calculation to
transform it from a scaled-down area into axis lengths.

Note that even though we assume a circular contact, both MAJOR and
MINOR are reported since the resolution of the X and Y axes differ.

Signed-off-by: Jason Gerecke <killertofu@gmail.com>
Reviewed-by: Chris Bagwell <chris@cnpbagwell.com>
Acked-by: Ping Cheng <pingc@wacom.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2012-10-03 23:58:15 -07:00
Dmitry Torokhov 7774036808 Merge branch 'for-next' of git://github.com/rydberg/linux into next
Merge Henrik's updates to multitouch code. Even though Jiri already
pulled them in I need to do it too since my changes to evdev using
dynamic major would clash with them.
2012-10-01 14:40:51 -07:00
Jason Gerecke 5e056ef4dd Input: wacom - mark Intuos5 pad as in-prox when touching buttons
If the ExpressKeys on the Intuos5 are touched, they currently result
an out-of-prox packet being sent even if the pad is already out of
prox. This can cause some confusion in the X driver. To restore the
expected semantics, we make being touched a sufficient condition to
signal proximity.

https://bugs.freedesktop.org/show_bug.cgi?id=54250

Reported-by: Timo Aaltonen <tjaalton@ubuntu.com>
Signed-off-by: Jason Gerecke <killertofu@gmail.com>
Reviewed-by: Chris Bagwell <chris@cnpbagwell.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2012-09-28 10:34:03 -07:00
Henrik Rydberg b4adbbefc2 Input: MT - Add flags to input_mt_init_slots()
Preparing to move more repeated code into the mt core, add a flags
argument to the input_mt_slots_init() function.

Reviewed-and-tested-by: Benjamin Tissoires <benjamin.tissoires@enac.fr>
Tested-by: Ping Cheng <pingc@wacom.com>
Acked-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Henrik Rydberg <rydberg@euromail.se>
2012-09-19 19:50:18 +02:00
Jason Gerecke 77626ebc0c Input: wacom - add support for EMR on Cintiq 24HD touch
Adds support for the EMR digitizer on the Cintiq 24HD touch. The
EMR digitizer should work identically to that found on the Cintiq
24HD. The touch digitizer is a separate USB device similar to how
we split apart some other devices.

Signed-off-by: Jason Gerecke <killertofu@gmail.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2012-09-04 22:17:06 -07:00
Jason Gerecke 6f4d0382e2 Input: wacom - add support for EMR on Cintiq 24HD touch
Adds support for the EMR digitizer on the Cintiq 24HD touch. The
EMR digitizer should work identically to that found on the Cintiq
24HD. The touch digitizer is a separate USB device similar to how
we split apart some other devices.

Signed-off-by: Jason Gerecke <killertofu@gmail.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2012-08-21 22:14:43 -07:00
Ping Cheng d838c644fe Input: wacom - add support to Cintiq 22HD
Signed-off-by: Ping Cheng <pingc@wacom.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2012-07-24 23:55:10 -07:00
weixing 8a90c034ae Input: hanwang - add support for Art Master II tablet
This change adds support for old Hanwang Art master II tablet

Signed-off-by: weixing <weixing@hanwang.com.cn>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2012-07-13 00:14:27 -07:00
Dmitry Torokhov 3c3416abbe Merge branch 'for-linus' to bring in change ensuring that drivers that
use threaded IRQs use IRQF_ONESHOT.
2012-07-07 16:07:48 -07:00
Dmitry Torokhov 404c3bc30c Merge commit 'v3.5-rc5' into next 2012-07-04 13:13:55 -07:00
Ping Cheng 1cecc5cc06 Input: wacom - don't retrieve touch_max when it is predefined
Some models, such as 0xE6, report more fingers than we process.

Reported-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Ping Cheng <pingc@wacom.com>
Tested-by: Nils Kanning <nils@kanning.de>
Tested-by: Rafi Rubin <rafi@seas.upenn.edu>
Reviewed-by: Jason Gerecke <killertofu@gmail.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2012-06-28 17:02:45 -07:00
Ping Cheng 61c91dd4a5 Input: wacom - fix retrieving touch_max bug
rep_data is not an array anymore, so taking it's address when passing to
wacom_get_report() is wrong.

Signed-off-by: Ping Cheng <pingc@wacom.com>
Tested-by: Rafi Rubin <rafi@seas.upenn.edu>
Reviewed-by: Jason Gerecke <killertofu@gmail.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2012-06-28 17:02:40 -07:00
Ping Cheng 6795a524f0 Input: wacom - TPC2FG doesn't store touch id for slots
Signed-off-by: Ping Cheng <pingc@wacom.com>
Tested-by: Rafi Rubin <rafi@seas.upenn.edu>
Reviewed-by: Jason Gerecke <killertofu@gmail.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2012-06-28 16:59:23 -07:00
Ping Cheng adad004e1a Input: wacom - BTN_TOOL_DOUBLETAP is not a valid device_type
It is replaced by BTN_TOOL_FINGER.

Signed-off-by: Ping Cheng <pingc@wacom.com>
Tested-by: Rafi Rubin <rafi@seas.upenn.edu>
Reviewed-by: Jason Gerecke <killertofu@gmail.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2012-06-28 16:59:18 -07:00
Jason Gerecke 32edbf562c Input: wacom - remove code duplication
Replaces code to calculate Intuos5 physical dimensions with a call
to an existing function that performs the same task.

Signed-off-by: Jason Gerecke <killertofu@gmail.com>
Reviewed-by: Chris Bagwell <chris@cnpbagwell.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
2012-06-12 00:40:24 -07:00
Jason Gerecke a19fc98685 Input: wacom - initialize and destroy LEDs for Intuos4 S tablets
This case appears to have been missed in the original commit.

Signed-off-by: Jason Gerecke <killertofu@gmail.com>
Reviewed-by: Chris Bagwell <chris@cnpbagwell.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
2012-06-12 00:40:20 -07:00
Chris Bagwell 6dc463511d Input: wacom - Bamboo One 1024 pressure fix
Bamboo One's with ID of 0x6a and 0x6b were added with correct
indication of 1024 pressure levels but the Graphire packet routine
was only looking at 9 bits.  Increased to 10 bits.

This bug caused these devices to roll over to zero pressure at half
way mark.

The other devices using this routine only support 256 or 512 range
and look to fix unused bits at zero.

Signed-off-by: Chris Bagwell <chris@cnpbagwell.com>
Reported-by: Tushant Mirchandani <tushantin@gmail.com>
Reviewed-by: Ping Cheng <pingc@wacom.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
2012-06-12 00:40:16 -07:00
Chris Bagwell b7af2bb84c Input: wacom - battery reporting improvements
Do not register battery device until connected to a tablet.
This prevents an empty battery icon from being shown when tablet is
connected using USB cable.

Also, call power_supply_powers() for apps that can make use of that
info.

And stop ignoring input registration failures.

Signed-off-by: Chris Bagwell <chris@cnpbagwell.com>
Reviewed-by: Ping Cheng <pingc@wacom.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
2012-06-12 00:40:07 -07:00
Ping Cheng ac173837cd Input: wacom - add two new devices (0xed and 0xef)
0xed supports pen and one finger touch; 0xef is pen only.

Signed-off-by: Ping Cheng <pingc@wacom.com>
Acked-by: Chris Bagwell <chris@cnpbagwell.com>
Reviewed-by: Jason Gerecke <killertofu@gmail.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
2012-06-12 00:39:57 -07:00
Ping Cheng ea2e602445 Input: wacom - rearrange type enum
So we can simplify a few type related if statements

Signed-off-by: Ping Cheng <pingc@wacom.com>
Acked-by: Chris Bagwell <chris@cnpbagwell.com>
Reviewed-by: Jason Gerecke <killertofu@gmail.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
2012-06-12 00:39:51 -07:00
Linus Torvalds 2c01e7bc46 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
Pull input layer updates from Dmitry Torokhov:
 - a bunch of new drivers (DA9052/53 touchscreenn controller, Synaptics
   Navpoint, LM8333 keypads, Wacom I2C touhscreen);
 - updates to existing touchpad drivers (ALPS, Sntelic);
 - Wacom driver now supports Intuos5;
 - device-tree bindings in numerous drivers;
 - other cleanups and fixes.

Fix annoying conflict in drivers/input/tablet/wacom_wac.c that I think
implies that the input layer device naming is broken, but let's see.  I
brough it up with Dmitry.

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: (57 commits)
  Input: matrix-keymap - fix building keymaps
  Input: spear-keyboard - document DT bindings
  Input: spear-keyboard - add device tree bindings
  Input: matrix-keymap - wire up device tree support
  Input: matrix-keymap - uninline and prepare for device tree support
  Input: adp5588 - add support for gpio names
  Input: omap-keypad - dynamically handle register offsets
  Input: synaptics - fix compile warning
  MAINTAINERS: adjust input-related patterns
  Input: ALPS - switch to using input_mt_report_finger_count
  Input: ALPS - add semi-MT support for v4 protocol
  Input: Add Synaptics NavPoint (PXA27x SSP/SPI) driver
  Input: atmel_mxt_ts - dump each message on just 1 line
  Input: atmel_mxt_ts - do not read extra (checksum) byte
  Input: atmel_mxt_ts - verify object size in mxt_write_object
  Input: atmel_mxt_ts - only allow root to update firmware
  Input: atmel_mxt_ts - use CONFIG_PM_SLEEP
  Input: sentelic - report device's production serial number
  Input: tl6040-vibra - Device Tree support
  Input: evdev - properly handle read/write with count 0
  ...
2012-05-24 10:34:29 -07:00
Greg Kroah-Hartman 65e78a2062 USB: input: wacom_sys.c: fix up dev_* messages
Previously I had made the struct device point to the input device, but
after talking with Dmitry, he said that the USB device would make more
sense for this driver to point to.  So converted it to use that instead.

CC: Dmitry Torokhov <dmitry.torokhov@gmail.com>
CC: Ping Cheng <pingc@wacom.com>
CC: Chris Bagwell <chris@cnpbagwell.com>
CC: Eduard Hasenleithner <eduard@hasenleithner.at>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-05-04 15:33:13 -07:00
Greg Kroah-Hartman ed2b2f2db2 USB: input: kbtab.c: fix up dev_* messages
Previously I had made the struct device point to the input device, but
after talking with Dmitry, he said that the USB device would make more
sense for this driver to point to.  So converted it to use that instead.

CC: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-05-04 15:33:11 -07:00
Greg Kroah-Hartman 27c2597d45 USB: input: gtco.c: fix up dev_* messages
Previously I had made the struct device point to the input device, but
after talking with Dmitry, he said that the USB device would make more
sense for this driver to point to.  So converted it to use that instead.

CC: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-05-04 15:33:09 -07:00
Greg Kroah-Hartman 871ba51c13 USB: input: aiptek.c: fix up dev_* messages
Previously I had made the struct device point to the input device, but
after talking with Dmitry, he said that the USB device would make more
sense for this driver to point to.  So converted it to use that instead.

CC: Dmitry Torokhov <dmitry.torokhov@gmail.com>
CC: Jesper Juhl <jj@chaosbits.net>
CC: JJ Ding <dgdunix@gmail.com>
CC: Edwin van Vliet <edwin@cheatah.nl>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-05-04 15:33:06 -07:00
Greg Kroah-Hartman 334698d435 USB: input: acecad.c: fix up dev_* messages
Previously I had made the struct device point to the input device, but
after talking with Dmitry, he said that the USB device would make more
sense for this driver to point to.  So converted it to use that instead.

CC: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-05-04 15:33:04 -07:00
Dmitry Torokhov eb71d1bb27 Input: wacom - use dev_xxx() instead of naked printk()s and dbg()s
Reviewed-by: Chris Bagwell <chris@cnpbagwell.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
2012-05-02 00:20:51 -07:00
Dmitry Torokhov a882c932a6 Input: wacom - return proper error if usb_get_extra_descriptor() fails
Instead of returning 1 (which is not even negative) let's capture and return
error codde returned by usb_get_extra_descriptor().

Reviewed-by: Chris Bagwell <chris@cnpbagwell.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
2012-05-02 00:20:30 -07:00
Dmitry Torokhov 0c9e300ade Input: wacom - fix sparse warning
This fixes the following warning from sparse

	warning: Using plain integer as NULL pointer

Reviewed-by: Chris Bagwell <chris@cnpbagwell.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
2012-05-02 00:19:52 -07:00
Greg Kroah-Hartman 6d0f7dcba6 USB: kbtab.c: remove dbg() usage
dbg() was a very old USB-specific macro that should no longer
be used. This patch removes it from being used in the driver
and uses dev_dbg() instead.

CC: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-05-01 21:33:20 -07:00
Greg Kroah-Hartman c6f880a781 USB: gtco.c: remove dbg() usage
dbg() was a very old USB-specific macro that should no longer
be used. This patch removes it from being used in the driver
and uses dev_dbg() instead.

CC: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-05-01 21:33:16 -07:00
Greg Kroah-Hartman 8fb6321b6b USB: aiptek.c: remove dbg() usage
dbg() was a very old USB-specific macro that should no longer
be used. This patch removes it from being used in the driver
and uses dev_dbg() instead.

CC: Dmitry Torokhov <dmitry.torokhov@gmail.com>
CC: Jesper Juhl <jj@chaosbits.net>
CC: JJ Ding <dgdunix@gmail.com>
CC: Edwin van Vliet <edwin@cheatah.nl>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-05-01 21:33:12 -07:00
Greg Kroah-Hartman eeba1ae13c USB: acecad.c: remove dbg() usage
dbg() was a very old USB-specific macro that should no longer
be used. This patch removes it from being used in the driver
and uses dev_dbg() instead.

CC: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-05-01 21:33:09 -07:00
Greg Kroah-Hartman 3b6aee237e USB: wacom: remove dbg() usage
dbg() was a very old USB-specific macro that should no longer
be used. This patch removes it from being used in the driver
and uses dev_dbg() instead.

Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Cc: Ping Cheng <pingc@wacom.com>
Cc: Eduard Hasenleithner <eduard@hasenleithner.at>
Cc: Chris Bagwell <chris@cnpbagwell.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-05-01 21:31:55 -07:00
Greg Kroah-Hartman 1b5ca928e7 USB: input: wacom_sys.c: fix up dev_err() usage
We should always reference the input device for dev_err(), not the USB
device.  Fix up the places where I got this wrong.

Reported-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
CC: Ping Cheng <pingc@wacom.com>
CC: Chris Bagwell <chris@cnpbagwell.com>
CC: Eduard Hasenleithner <eduard@hasenleithner.at>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-05-01 20:57:07 -04:00
Greg Kroah-Hartman 3415b57cb3 USB: input: kbtab.c: fix up dev_err() usage
We should always reference the input device for dev_err(), not the USB
device.  Fix up the places where I got this wrong.

Reported-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-05-01 20:57:03 -04:00
Greg Kroah-Hartman 88d5ab3a18 USB: input: gtco.c: fix up dev_err() usage
We should always reference the input device for dev_err(), not the USB
device.  Fix up the places where I got this wrong.

Reported-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-05-01 20:57:00 -04:00
Greg Kroah-Hartman 383c52f338 USB: input: aiptek.c: fix up dev_err() usage
We should always reference the input device for dev_err(), not the USB
device.  Fix up the places where I got this wrong.

Reported-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
CC: Jesper Juhl <jj@chaosbits.net>
CC: JJ Ding <dgdunix@gmail.com>
CC: Edwin van Vliet <edwin@cheatah.nl>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-05-01 20:56:56 -04:00
Greg Kroah-Hartman b30662c472 USB: input: acecad.c: fix up dev_err() usage
We should always reference the input device for dev_err(), not the USB
device.  Fix up the places where I got this wrong.

Reported-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2012-05-01 20:56:51 -04:00
Ping Cheng 1963518b9b Input: wacom - add 0xE5 (MT device) support
Main part of patch is adding support for a new Wacom MT touch
packet and labels these devices using MTSCREEN type.

Other items of interest:

Delete some duplicate code in HID parsing for Y info since
its already done in X path.

In wacom_query_tablet_data(), only invoke the set report
that requests tablets to send Wacom Touch packets for
Finger interfaces.  Mostly, this is to make code intent clear.

Tested-by: Jason Gerecke <killertofu@gmail.com>
Signed-off-by: Chris Bagwell <chris@cnpbagwell.com>
Signed-off-by: Ping Cheng <pingc@wacom.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
2012-04-29 21:13:53 -07:00
Ping Cheng f393ee2b81 Input: wacom - retrieve maximum number of touch points
From the HID usage table when it is supported.

Tested-by: Jason Gerecke <killertofu@gmail.com>
Signed-off-by: Chris Bagwell <chris@cnpbagwell.com>
Signed-off-by: Ping Cheng <pingc@wacom.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
2012-04-29 21:13:46 -07:00