Commit Graph

4970 Commits

Author SHA1 Message Date
Linus Torvalds
39fada5527 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
Pull more input updates from Dmitry Torokhov:
 "Two new drivers for touchscreen controllers:

   - Silead touchscreen controllers
   - SiS 9200 family touchscreen controllers

  and a few driver fixes"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input:
  Input: silead - remove some dead code
  Input: sis-i2c - select CONFIG_CRC_ITU_T
  Input: add driver for SiS 9200 family I2C touchscreen controllers
  Input: ili210x - fix permissions on "calibrate" attribute
  Input: elan_i2c - properly wake up touchpad on ASUS laptops
  Input: add driver for Silead touchscreens
  Input: elantech - fix debug dump of the current packet
  Input: rotary_encoder - support binary encoding of states
  Input: xpad - power off wireless 360 controllers on suspend
  Input: i8042 - break load dependency between atkbd/psmouse and i8042
  Input: synaptics-rmi4 - do not check for NULL when calling of_node_put()
  Input: cros_ec_keyb - cleanup use of dev
2016-08-05 23:24:15 -04:00
Dan Carpenter
22fe874f38 Input: silead - remove some dead code
buf[0] is an unsigned char.  touch_nr is an int.  The test for negative
here doesn't make sense so I have removed it.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2016-08-04 08:28:11 -07:00
Arnd Bergmann
1fcca89bd7 Input: sis-i2c - select CONFIG_CRC_ITU_T
The newly added sis_i2c driver fails to link without the CRC_ITU_T
driver enabled:

drivers/input/touchscreen/sis_i2c.o: In function `sis_ts_irq_handler':
sis_i2c.c:(.text+0xc0): undefined reference to `crc_itu_t'

This adds a Kconfig select statement.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Fixes: a485cb037f ("Input: add driver for SiS 9200 family I2C touchscreen controllers")
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2016-08-04 08:27:47 -07:00
Dmitry Torokhov
326a50f573 Merge branch 'next' into for-linus
Prepare second round of input updates for 4.8 merge window.
2016-08-03 18:16:10 -07:00
Mika Penttilä
a485cb037f Input: add driver for SiS 9200 family I2C touchscreen controllers
This is a driver for SiS 9200 family touchscreen controllers using I2C bus.

Signed-off-by: Mika Penttilä <mika.penttila@nextfour.com>
Acked-by: Tammy Tseng <tammy_tseng@sis.com>
Acked-by: Yuger Yu <yuger_yu@sis.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2016-08-03 00:49:00 -07:00
Dmitry Torokhov
b27c0d0c3b Input: ili210x - fix permissions on "calibrate" attribute
"calibrate" attribute does not provide "show" methods and thus we should
not mark it as readable.

Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2016-08-02 23:40:41 -07:00
KT Liao
2de4fcc646 Input: elan_i2c - properly wake up touchpad on ASUS laptops
Some ASUS laptops were shipped with touchpads that require to be woken up
first, before trying to switch them into absolute reporting mode, otherwise
touchpad would fail to work while flooding the logs with:

	elan_i2c i2c-ELAN1000:00: invalid report id data (1)

Among affected devices are Asus E202SA, N552VW, X456UF, UX305CA, and
others. We detect such devices by checking the IC type and product ID
numbers and adjusting order of operations accordingly.

Signed-off-by: KT Liao <kt.liao@emc.com.tw>
Reported-by: Chris Chiu <chiu@endlessm.com>
Reported-by: Vlad Glagolev <stealth@vaygr.net>
Tested-by: Vlad Glagolev <stealth@vaygr.net>
Cc: stable@vger.kernel.org
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2016-08-02 23:40:40 -07:00
Robert Dolca
3197704cae Input: add driver for Silead touchscreens
This driver adds support for Silead touchscreens. It has been tested
with GSL1680 and GSL3680 touch panels.

It supports ACPI and device tree enumeration. Screen resolution,
the maximum number of fingers supported and firmware name are
configurable.

Signed-off-by: Robert Dolca <robert.dolca@intel.com>
Signed-off-by: Daniel Jansen <djaniboe@gmail.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2016-08-02 23:37:49 -07:00
Benjamin Tissoires
014420fe88 Input: elantech - fix debug dump of the current packet
The use of mixed psmouse_printk() and printk creates 2 lines in the log,
while the use of %*ph solves everything.

Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2016-08-02 23:37:42 -07:00
Linus Torvalds
43a0a98aa8 ARM: SoC driver updates for v4.8
Driver updates for ARM SoCs.
 
 A slew of changes this release cycle. The reset driver tree, that we merge
 through arm-soc for historical reasons, is also sizable this time around.
 
 Among the changes:
 
  - clps711x: Treewide changes to compatible strings, merged here for simplicity.
  - Qualcomm: SCM firmware driver cleanups, move to platform driver
  - ux500: Major cleanups, removal of old mach-specific infrastructure.
  - Atmel external bus memory driver
  - Move of brcmstb platform to the rest of bcm
  - PMC driver updates for tegra, various fixes and improvements
  - Samsung platform driver updates to support 64-bit Exynos platforms
  - Reset controller cleanups moving to devm_reset_controller_register() APIs
  - Reset controller driver for Amlogic Meson
  - Reset controller driver for Hisilicon hi6220
  - ARM SCPI power domain support
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Merge tag 'armsoc-drivers' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC driver updates from Olof Johansson:
 "Driver updates for ARM SoCs.

  A slew of changes this release cycle.  The reset driver tree, that we
  merge through arm-soc for historical reasons, is also sizable this
  time around.

  Among the changes:

   - clps711x: Treewide changes to compatible strings, merged here for simplicity.
   - Qualcomm: SCM firmware driver cleanups, move to platform driver
   - ux500: Major cleanups, removal of old mach-specific infrastructure.
   - Atmel external bus memory driver
   - Move of brcmstb platform to the rest of bcm
   - PMC driver updates for tegra, various fixes and improvements
   - Samsung platform driver updates to support 64-bit Exynos platforms
   - Reset controller cleanups moving to devm_reset_controller_register() APIs
   - Reset controller driver for Amlogic Meson
   - Reset controller driver for Hisilicon hi6220
   - ARM SCPI power domain support"

* tag 'armsoc-drivers' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (100 commits)
  ARM: ux500: consolidate base platform files
  ARM: ux500: move soc_id driver to drivers/soc
  ARM: ux500: call ux500_setup_id later
  ARM: ux500: consolidate soc_device code in id.c
  ARM: ux500: remove cpu_is_u* helpers
  ARM: ux500: use CLK_OF_DECLARE()
  ARM: ux500: move l2x0 init to .init_irq
  mfd: db8500 stop passing around platform data
  ASoC: ab8500-codec: remove platform data based probe
  ARM: ux500: move ab8500_regulator_plat_data into driver
  ARM: ux500: remove unused regulator data
  soc: raspberrypi-power: add CONFIG_OF dependency
  firmware: scpi: add CONFIG_OF dependency
  video: clps711x-fb: Changing the compatibility string to match with the smallest supported chip
  input: clps711x-keypad: Changing the compatibility string to match with the smallest supported chip
  pwm: clps711x: Changing the compatibility string to match with the smallest supported chip
  serial: clps711x: Changing the compatibility string to match with the smallest supported chip
  irqchip: clps711x: Changing the compatibility string to match with the smallest supported chip
  clocksource: clps711x: Changing the compatibility string to match with the smallest supported chip
  clk: clps711x: Changing the compatibility string to match with the smallest supported chip
  ...
2016-08-01 18:36:01 -04:00
Uwe Kleine-König
d205a21859 Input: rotary_encoder - support binary encoding of states
It's not advisable to use this encoding, but to support existing devices
add support for this to the driver.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2016-07-27 18:26:10 -07:00
Cameron Gutman
f712a5a052 Input: xpad - power off wireless 360 controllers on suspend
When the USB wireless adapter is suspended, the controllers
lose their connection. This causes them to start flashing
their LED rings and searching for the wireless adapter
again, wasting the controller's battery power.

Instead, we will tell the controllers to power down when
we suspend. This mirrors the behavior of the controllers
when connected to the console itself and how the official
Xbox One wireless adapter behaves on Windows.

Signed-off-by: Cameron Gutman <aicommander@gmail.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2016-07-27 18:26:09 -07:00
Linus Torvalds
d85486d471 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
Pull input updates from Dmitry Torokhov:
 "Updates for the input subsystem.  This contains the following new
  drivers promised in the last merge window:

   - driver for touchscreen controller found in Surface 3
   - driver for Pegasus Notetaker tablet
   - driver for Atmel Captouch Buttons
   - driver for Raydium I2C touchscreen controllers
   - powerkey driver for HISI 65xx SoC

  plus a few fixes"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: (40 commits)
  Input: tty/vt/keyboard - use memdup_user()
  Input: pegasus_notetaker - set device mode in reset_resume() if in use
  Input: pegasus_notetaker - cancel workqueue's work in suspend()
  Input: pegasus_notetaker - fix usb_autopm calls to be balanced
  Input: pegasus_notetaker - handle usb control msg errors
  Input: wacom_w8001 - handle errors from input_mt_init_slots()
  Input: wacom_w8001 - resolution wasn't set for ABS_MT_POSITION_X/Y
  Input: pixcir_ts - add support for axis inversion / swapping
  Input: icn8318 - use of_touchscreen helpers for inverting / swapping axes
  Input: edt-ft5x06 - add support for inverting / swapping axes
  Input: of_touchscreen - add support for inverted / swapped axes
  Input: synaptics-rmi4 - use the RMI_F11_REL_BYTES define in rmi_f11_rel_pos_report
  Input: synaptics-rmi4 - remove unneeded variable
  Input: synaptics-rmi4 - remove pointer to rmi_function in f12_data
  Input: synaptics-rmi4 - support regulator supplies
  Input: raydium_i2c_ts - check CRC of incoming packets
  Input: xen-kbdfront - prefer xenbus_write() over xenbus_printf() where possible
  Input: fix a double word "is is" in include/linux/input.h
  Input: add powerkey driver for HISI 65xx SoC
  Input: apanel - spelling mistake - "skiping" -> "skipping"
  ...
2016-07-27 14:30:41 -07:00
Dmitry Torokhov
4097461897 Input: i8042 - break load dependency between atkbd/psmouse and i8042
As explained in 1407814240-4275-1-git-send-email-decui@microsoft.com we
have a hard load dependency between i8042 and atkbd which prevents
keyboard from working on Gen2 Hyper-V VMs.

> hyperv_keyboard invokes serio_interrupt(), which needs a valid serio
> driver like atkbd.c.  atkbd.c depends on libps2.c because it invokes
> ps2_command().  libps2.c depends on i8042.c because it invokes
> i8042_check_port_owner().  As a result, hyperv_keyboard actually
> depends on i8042.c.
>
> For a Generation 2 Hyper-V VM (meaning no i8042 device emulated), if a
> Linux VM (like Arch Linux) happens to configure CONFIG_SERIO_I8042=m
> rather than =y, atkbd.ko can't load because i8042.ko can't load(due to
> no i8042 device emulated) and finally hyperv_keyboard can't work and
> the user can't input: https://bugs.archlinux.org/task/39820
> (Ubuntu/RHEL/SUSE aren't affected since they use CONFIG_SERIO_I8042=y)

To break the dependency we move away from using i8042_check_port_owner()
and instead allow serio port owner specify a mutex that clients should use
to serialize PS/2 command stream.

Reported-by: Mark Laws <mdl@60hz.org>
Tested-by: Mark Laws <mdl@60hz.org>
Cc: stable@vger.kernel.org
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2016-07-27 14:20:09 -07:00
Linus Torvalds
9c1958fc32 media updates for v4.8-rc1
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Merge tag 'media/v4.8-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media

Pull media updates from Mauro Carvalho Chehab:

 - new framework support for HDMI CEC and remote control support

 - new encoding codec driver for Mediatek SoC

 - new frontend driver: helene tuner

 - added support for NetUp almost universal devices, with supports
   DVB-C/S/S2/T/T2 and ISDB-T

 - the mn88472 frontend driver got promoted from staging

 - a new driver for RCar video input

 - some soc_camera legacy drivers got removed: timb, omap1, mx2, mx3

 - lots of driver cleanups, improvements and fixups

* tag 'media/v4.8-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (377 commits)
  [media] cec: always check all_device_types and features
  [media] cec: poll should check if there is room in the tx queue
  [media] vivid: support monitor all mode
  [media] cec: fix test for unconfigured adapter in main message loop
  [media] cec: limit the size of the transmit queue
  [media] cec: zero unused msg part after msg->len
  [media] cec: don't set fh to NULL in CEC_TRANSMIT
  [media] cec: clear all status fields before transmit and always fill in sequence
  [media] cec: CEC_RECEIVE overwrote the timeout field
  [media] cxd2841er: Reading SNR for DVB-C added
  [media] cxd2841er: Reading BER and UCB for DVB-C added
  [media] cxd2841er: fix switch-case for DVB-C
  [media] cxd2841er: fix signal strength scale for ISDB-T
  [media] cxd2841er: adjust the dB scale for DVB-C
  [media] cxd2841er: provide signal strength for DVB-C
  [media] cxd2841er: fix BER report via DVBv5 stats API
  [media] mb86a20s: apply mask to val after checking for read failure
  [media] airspy: fix error logic during device register
  [media] s5p-cec/TODO: add TODO item
  [media] cec/TODO: drop comment about sphinx documentation
  ...
2016-07-26 18:59:59 -07:00
Markus Elfring
887ec0bfbd Input: synaptics-rmi4 - do not check for NULL when calling of_node_put()
The of_node_put() function tests whether its argument is NULL and then
returns immediately. Thus the test around the call is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2016-07-26 12:09:55 -07:00
Douglas Anderson
8f97f8e58b Input: cros_ec_keyb - cleanup use of dev
In cros_ec_keyb we stored "dev" in "struct cros_ec_keyb", but this was
the EC's dev pointer and not the keyboard's.  Let's clean this up to
make it the keyboard's dev pointer.  This could be useful in future
patches but also has the nice effect of changing a few printouts to
include the name of the keyboard device instead of the EC device, so we
will see:

[    1.224648] cros-ec-keyb ff110000.spi:ec@0:keyboard-controller: valid_keys[00] = 0x14

instead of:

[    1.224505] cros-ec-spi spi0.0: valid_keys[00] = 0x14

Signed-off-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Brian Norris <briannorris@chromium.org>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2016-07-26 12:09:54 -07:00
Dmitry Torokhov
0808882863 Merge branch 'next' into for-linus
Prepare first round of input updates for 4.8 merge window.
2016-07-26 12:07:15 -07:00
Linus Torvalds
3aa536d9aa Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
Pull input fixes from Dmitry Torokhov:
 "A few more fixes for the input subsystem:

   - restore naming for tsc2005 touchscreens as some userspace match on it
   - fix out of bound access in legacy keyboard driver
   - fixup in RMI4 driver

  Everything is tagged for stable as well"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input:
  Input: tsc200x - report proper input_dev name
  tty/vt/keyboard: fix OOB access in do_compute_shiftstate()
  Input: synaptics-rmi4 - fix maximum size check for F12 control register 8
2016-07-23 12:10:48 +09:00
Michael Welling
e9003c9cfa Input: tsc200x - report proper input_dev name
Passes input_id struct to the common probe function for the tsc200x drivers
instead of just the bustype.

This allows for the use of the product variable to set the input_dev->name
variable according to the type of touchscreen used. Note that when we
introduced support for TSC2004 we started calling everything TSC200X, so
let's keep this quirk.

Signed-off-by: Michael Welling <mwelling@ieee.org>
Cc: stable@vger.kernel.org
Acked-by: Pavel Machek <pavel@ucw.cz>
Acked-by: Pali Rohár <pali.rohar@gmail.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2016-07-20 17:50:24 -07:00
Andrew Duggan
e4add7b6be Input: synaptics-rmi4 - fix maximum size check for F12 control register 8
According to the RMI4 spec the maximum size of F12 control register 8 is
15 bytes. The current code incorrectly reports an error if control 8 is
greater then 14. Making sensors with a control register 8 with 15 bytes
unusable.

Signed-off-by: Andrew Duggan <aduggan@synaptics.com>
Reported-by: Chris Healy <cphealy@gmail.com>
Cc: stable@vger.kernel.org
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2016-07-19 17:56:35 -07:00
Martin Kepplinger
c1d7b7c181 Input: pegasus_notetaker - set device mode in reset_resume() if in use
Signed-off-by: Martin Kepplinger <martink@posteo.de>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2016-07-19 14:33:07 -07:00
Martin Kepplinger
f32f539441 Input: pegasus_notetaker - cancel workqueue's work in suspend()
Signed-off-by: Martin Kepplinger <martink@posteo.de>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2016-07-19 14:33:06 -07:00
Martin Kepplinger
9d3bef0be5 Input: pegasus_notetaker - fix usb_autopm calls to be balanced
We should only "put" the interface if submitting URB or setting tablet mode
in pegasus_open() fails, otherwise leave it to pegasus_close().

Signed-off-by: Martin Kepplinger <martink@posteo.de>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2016-07-19 14:33:05 -07:00
Martin Kepplinger
168c1398e0 Input: pegasus_notetaker - handle usb control msg errors
Signed-off-by: Martin Kepplinger <martink@posteo.de>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2016-07-19 14:33:04 -07:00
Ping Cheng
3746e56752 Input: wacom_w8001 - handle errors from input_mt_init_slots()
input_mt_init_slots() may fail and we should be handling failures properly.

Signed-off-by: Ping Cheng <pingc@wacom.com>
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2016-07-19 11:42:44 -07:00
Ping Cheng
ae10850c5c Input: wacom_w8001 - resolution wasn't set for ABS_MT_POSITION_X/Y
Signed-off-by: Ping Cheng <pingc@wacom.com>
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2016-07-19 11:42:42 -07:00
Dmitry Torokhov
8c57a5e7b2 Merge branch 'for-linus' into next
Sync up to bring in wacom_w8001 changes to avoid merge conflicts later.
2016-07-19 11:02:56 -07:00
Linus Torvalds
631517032f Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
Pull input fixes from Dmitry Torokhov:
 "A few last-minute updates for the input subsystem"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input:
  Input: ts4800-ts - add missing of_node_put after calling of_parse_phandle
  Input: synaptics-rmi4 - use of_get_child_by_name() to fix refcount
  Revert "Input: wacom_w8001 - drop use of ABS_MT_TOOL_TYPE"
  Input: xpad - validate USB endpoint count during probe
  Input: add SW_PEN_INSERTED define
2016-07-16 07:04:12 +09:00
Hans de Goede
0bb11e969f Input: pixcir_ts - add support for axis inversion / swapping
Add support for axis inversion / swapping using the new
touchscreen_parse_properties() and touchscreen_set_mt_pos()
functionality.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2016-07-15 14:50:57 -07:00
Hans de Goede
50dd9f66e5 Input: icn8318 - use of_touchscreen helpers for inverting / swapping axes
Use the touchscreen_parse_properties() and touchscreen_report_pos() to
perform coordinates transformation, instead of DIY code, which results in a
nice cleanup.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2016-07-15 14:50:56 -07:00
Hans de Goede
ad368eb2da Input: edt-ft5x06 - add support for inverting / swapping axes
Add support for inverting / swapping axes using the new
touchscreen_parse_properties() and touchscreen_report_pos()
functionality.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2016-07-15 14:50:55 -07:00
Hans de Goede
ed7c9870c9 Input: of_touchscreen - add support for inverted / swapped axes
Extend touchscreen_parse_properties() with support for the
touchscreen-inverted-x/y and touchscreen-swapped-x-y properties and
add touchscreen_set_mt_pos() and touchscreen_report_pos() helper
functions for storing coordinates into a input_mt_pos struct, or
directly reporting them, taking these properties into account.

This commit also modifies the existing callers of
touchscreen_parse_properties() to pass in NULL for the new third
argument, keeping the existing behavior.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2016-07-15 14:50:53 -07:00
Peter Chen
6a5029e664 Input: ts4800-ts - add missing of_node_put after calling of_parse_phandle
of_node_put needs to be called when the device node which is got
from of_parse_phandle has finished using.

Signed-off-by: Peter Chen <peter.chen@nxp.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2016-07-15 10:50:12 -07:00
Andrew Duggan
345ded8ef4 Input: synaptics-rmi4 - use the RMI_F11_REL_BYTES define in rmi_f11_rel_pos_report
The size of relative data in F11 is already defined by RMI_F11_REL_BYTES.
Use the define in rmi_f11_rel_pos_report() to be consistent.

Signed-off-by: Andrew Duggan <aduggan@synaptics.com>
Reviewed-by: Nick Dyer <nick@shmanahar.org>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2016-07-14 09:43:44 -07:00
Andrew Duggan
546ae1085b Input: synaptics-rmi4 - remove unneeded variable
Remove the data_base_addr_offset variable in rmi_f11_attention(). The
f11 data is read as a single block so there is no need to store an offset
to the data address.

Signed-off-by: Andrew Duggan <aduggan@synaptics.com>
Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Reviewed-by: Nick Dyer <nick@shmanahar.org>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2016-07-14 09:43:43 -07:00
Andrew Duggan
e215829560 Input: synaptics-rmi4 - remove pointer to rmi_function in f12_data
The pointer to struct rmi_function in f12_data is never set and was never
used. The fn pointer is also stored in rmi_2d_sensor which is a member of
f12_data.

Signed-off-by: Andrew Duggan <aduggan@synaptics.com>
Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Reviewed-by: Nick Dyer <nick@shmanahar.org>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2016-07-14 09:43:42 -07:00
Andrew Duggan
9624516db0 Input: synaptics-rmi4 - use of_get_child_by_name() to fix refcount
Calling of_find_node_by_name() assumes that the caller has incremented
the refcount of the of_node being passed in. Currently, the caller is
not incrementing the refcount of the of_node which results in the node
being prematurely freed when of_find_node_by_name() calls of_node_put()
on it. Instead use of_get_child_by_name() which does not call put on the
of_node.

Signed-off-by: Andrew Duggan <aduggan@synaptics.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2016-07-14 09:40:39 -07:00
Dmitry Torokhov
3e9161bfe0 Revert "Input: wacom_w8001 - drop use of ABS_MT_TOOL_TYPE"
This reverts commit 5f7e5445a2 because
removal of input_mt_report_slot_state() means we no longer generate
tracking IDs for the reported contacts.

Cc: stable@vger.kernel.org
Acked-by: Peter Hutterer <peter.hutterer@who-t.net>
Acked-by: Ping Cheng <pinglinux@gmail.com>
2016-07-14 09:33:41 -07:00
Bjorn Andersson
946c8432aa Input: synaptics-rmi4 - support regulator supplies
Support the two supplies - vdd and vio - to make it possible to control
power to the Synaptics chip.

Signed-off-by: Bjorn Andersson <bjorn.andersson@sonymobile.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Acked-by: Rob Herring <robh@kernel.org>
Reviewed-by: Andrew Duggan <aduggan@synaptics.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2016-07-13 17:27:24 -07:00
Jeffrey Lin
e66475eb97 Input: raydium_i2c_ts - check CRC of incoming packets
Check CRC of incoming touch packets to ensure that we do not operate on
corrupted data.

Signed-off-by: Jeffrey Lin <jeffrey.lin@rad-ic.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2016-07-13 17:27:24 -07:00
Jan Beulich
cd6763be8f Input: xen-kbdfront - prefer xenbus_write() over xenbus_printf() where possible
... as being the simpler variant.

Signed-off-by: Jan Beulich <jbeulich@suse.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2016-07-13 17:27:24 -07:00
Mauro Carvalho Chehab
fb810cb5ed Linux 4.7-rc6
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Merge tag 'v4.7-rc6' into patchwork

Linux 4.7-rc6

* tag 'v4.7-rc6': (1245 commits)
  Linux 4.7-rc6
  ovl: warn instead of error if d_type is not supported
  MIPS: Fix possible corruption of cache mode by mprotect.
  locks: use file_inode()
  usb: dwc3: st: Use explicit reset_control_get_exclusive() API
  phy: phy-stih407-usb: Use explicit reset_control_get_exclusive() API
  phy: miphy28lp: Inform the reset framework that our reset line may be shared
  namespace: update event counter when umounting a deleted dentry
  9p: use file_dentry()
  lockd: unregister notifier blocks if the service fails to come up completely
  ACPI,PCI,IRQ: correct operator precedence
  fuse: serialize dirops by default
  drm/i915: Fix missing unlock on error in i915_ppgtt_info()
  powerpc: Initialise pci_io_base as early as possible
  mfd: da9053: Fix compiler warning message for uninitialised variable
  mfd: max77620: Fix FPS switch statements
  phy: phy-stih407-usb: Inform the reset framework that our reset line may be shared
  usb: dwc3: st: Inform the reset framework that our reset line may be shared
  usb: host: ehci-st: Inform the reset framework that our reset line may be shared
  usb: host: ohci-st: Inform the reset framework that our reset line may be shared
  ...
2016-07-08 18:14:03 -03:00
Hans Verkuil
d14cf19d2b [media] sur40: drop unnecessary format description
Don't fill in the format description. This is now done in the V4L2 core to ensure
consistent descriptions.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Nick Dyer <nick.dyer@itdev.co.uk>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2016-07-08 16:16:58 -03:00
Florian Echtler
6a85881566 [media] sur40: fix occasional oopses on device close
Closing the V4L2 device sometimes triggers a kernel oops.
Present patch fixes this.

Signed-off-by: Martin Kaltenbrunner <modin@yuri.at>
Signed-off-by: Florian Echtler <floe@butterbrot.org>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Cc: <stable@vger.kernel.org>      # for v4.2 and up
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2016-07-08 16:16:57 -03:00
Florian Echtler
af766ee005 [media] sur40: lower poll interval to fix occasional FPS drops to ~56 FPS
The framerate sometimes drops below 60 Hz if the poll interval is too high.
Lowering it to the minimum of 1 ms fixes this.

Signed-off-by: Martin Kaltenbrunner <modin@yuri.at>
Signed-off-by: Florian Echtler <floe@butterbrot.org>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Cc: <stable@vger.kernel.org>      # for v4.2 and up
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2016-07-08 16:16:56 -03:00
Hans Verkuil
36c0f8b32c [media] vb2: replace void *alloc_ctxs by struct device *alloc_devs
Make this a proper typed array. Drop the old allocate context code since
that is no longer used.

Note that the memops functions now get a struct device pointer instead of
the struct device ** that was there initially (actually a void pointer to
a struct containing only a struct device pointer).

This code is now a lot cleaner.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: Sakari Ailus <sakari.ailus@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2016-07-08 14:45:07 -03:00
Hans Verkuil
0e2f511894 [media] sur40: set q->dev instead of allocating a context
Stop using alloc_ctx and just fill in the device pointer.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Cc: Florian Echtler <floe@butterbrot.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
2016-07-08 14:35:23 -03:00
Alexander Shiyan
e7c38f221f input: clps711x-keypad: Changing the compatibility string to match with the smallest supported chip
This patch changes the compatibility string to match with the smallest
supported chip (EP7209). Since the DT-support for this CPU is not yet
announced, this change is safe.

Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2016-07-06 17:38:18 +02:00
Cameron Gutman
caca925fca Input: xpad - validate USB endpoint count during probe
This prevents a malicious USB device from causing an oops.

Signed-off-by: Cameron Gutman <aicommander@gmail.com>
Cc: stable@vger.kernel.org
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2016-06-29 10:07:47 -07:00