We have added polled mode to the normal input devices with the intent of
retiring input_polled_dev. This converts rb532_button driver to use
the polling mode of standard input devices and removes dependency on
INPUT_POLLDEV.

Link: https://lore.kernel.org/r/20191017204217.106453-17-dmitry.torokhov@gmail.comSigned-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

Using devm API allows us to clean up error handling paths and drop the
remove() method.

Link: https://lore.kernel.org/r/20191017204217.106453-16-dmitry.torokhov@gmail.comSigned-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

We have added polled mode to the normal input devices with the intent of
retiring input_polled_dev. This converts sgi_btns driver to use
the polling mode of standard input devices and removes dependency on
INPUT_POLLDEV.

Link: https://lore.kernel.org/r/20191017204217.106453-15-dmitry.torokhov@gmail.comSigned-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

Switching to devm API allows to clean up error handling paths and drop
the remove() method.

Link: https://lore.kernel.org/r/20191017204217.106453-14-dmitry.torokhov@gmail.comSigned-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

We have added polled mode to the normal input devices with the intent of
retiring input_polled_dev. This converts cobalt_btns driver to use
the polling mode of standard input devices and removes dependency on
INPUT_POLLDEV.

Link: https://lore.kernel.org/r/20191017204217.106453-13-dmitry.torokhov@gmail.comSigned-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

This simplifies error handling and allows to remove cobalt_buttons_remove()
method.

Link: https://lore.kernel.org/r/20191017204217.106453-12-dmitry.torokhov@gmail.comSigned-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

We have added polled mode to the normal input devices with the intent of
retiring input_polled_dev. This converts wistron_btns driver to use
the polling mode of standard input devices and removes dependency on
INPUT_POLLDEV.

Link: https://lore.kernel.org/r/20191017204217.106453-11-dmitry.torokhov@gmail.comSigned-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

We have added polled mode to the normal input devices with the intent of
retiring input_polled_dev. This converts apanel driver to use the polling
mode of standard input devices and removes dependency on INPUT_POLLDEV.

While at it, let's convert the driver to use devm.

Link: https://lore.kernel.org/r/20191017204217.106453-10-dmitry.torokhov@gmail.comSigned-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

We have added polled mode to the normal input devices with the intent of
retiring input_polled_dev. This converts gpio_keys_polled driver to use
the polling mode of standard input devices and removes dependency on
INPUT_POLLDEV.

Note that we still keep polled and non-polled gpio-keys drivers separate,
as they are different enough and mixing them up would make the code pretty
confusing.
Acked-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Marco Felsch <m.felsch@pengutronix.de>
Link: https://lore.kernel.org/r/20191017204217.106453-9-dmitry.torokhov@gmail.comSigned-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

We have added polled mode to the normal input devices with the intent of
retiring input_polled_dev. This converts jornada680_kbd driver to use the
polling mode of standard input devices and removes dependency on
INPUT_POLLDEV.
Acked-by: Marco Felsch <m.felsch@pengutronix.de>
Link: https://lore.kernel.org/r/20191017204217.106453-8-dmitry.torokhov@gmail.comSigned-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

We have added polled mode to the normal input devices with the intent of
retiring input_polled_dev. This converts clps711x-keypad driver to use the
polling mode of standard input devices and removes dependency on
INPUT_POLLDEV.

Also use managed API when allocating input device, this allows us to remove
clps711x_keypad_remove() method.
Acked-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Marco Felsch <m.felsch@pengutronix.de>
Link: https://lore.kernel.org/r/20191017204217.106453-7-dmitry.torokhov@gmail.comSigned-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

We have added polled mode to the normal input devices with the intent of
retiring input_polled_dev. This converts adc-keys driver to use the
polling mode of standard input devices and removes dependency on
INPUT_POLLDEV.
Acked-by: Marco Felsch <m.felsch@pengutronix.de>
Link: https://lore.kernel.org/r/20191017204217.106453-6-dmitry.torokhov@gmail.comSigned-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

We have added polled mode to the normal input devices with the intent of
retiring input_polled_dev. This converts tsc6507x-ts driver to use the
polling mode of standard input devices and removes dependency on
INPUT_POLLDEV.

Link: https://lore.kernel.org/r/20191017204217.106453-5-dmitry.torokhov@gmail.comSigned-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

We have added polled mode to the normal input devices with the intent of
retiring input_polled_dev. This converts ts4800-ts driver to use the
polling mode of standard input devices and removes dependency on
INPUT_POLLDEV.

Link: https://lore.kernel.org/r/20191017204217.106453-4-dmitry.torokhov@gmail.comSigned-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

We have added polled mode to the normal input devices with the intent of
retiring input_polled_dev. This converts sur40 driver to use the
polling mode of standard input devices and removes dependency on
INPUT_POLLDEV.

Link: https://lore.kernel.org/r/20191017204217.106453-3-dmitry.torokhov@gmail.comSigned-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

We have added polled mode to the normal input devices with the intent of
retiring input_polled_dev. This converts raspberrypi-ts driver to use the
polling mode of standard input devices and removes dependency on
INPUT_POLLDEV.

Link: https://lore.kernel.org/r/20191017204217.106453-2-dmitry.torokhov@gmail.comSigned-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

We have added polled mode to the normal input devices with the intent of
retiring input_polled_dev. This converts psxpad-spi driver to use the
polling mode of standard input devices and removes dependency on
INPUT_POLLDEV.

Link: https://lore.kernel.org/r/20191001220421.GA66693@dtor-wsSigned-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

Add the support for enabling optional regulator that may be used as VCC
source.
Signed-off-by: Mylène Josserand <mylene.josserand@bootlin.com>
Signed-off-by: Ondrej Jirman <megous@megous.com>
Reviewed-by: Rob Herring <robh@kernel.org> # bindings
Link: https://lore.kernel.org/r/20191029005806.3577376-2-megous@megous.comSigned-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

Switch the driver to the slotted variant of multitouch protocol (MT-B)
with in-kernel tracking of the contacts.
Tested-by: Matthias Fend <Matthias.Fend@wolfvision.net>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

The receiving buffer is allocated separately from the main driver
data structure, and is naturally DMA-safe, so mark it as such when
building I2C transfer message.
Tested-by: Matthias Fend <Matthias.Fend@wolfvision.net>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

devm_input_allocate_device() already sets parent device for us.
Tested-by: Matthias Fend <Matthias.Fend@wolfvision.net>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

The finger structure size is quite small and allocating it together with
the main driver structure will not increase likelyhood of allocation
failing, but reduces number of objects needing to be tracked by the
allocator and devm.
Tested-by: Matthias Fend <Matthias.Fend@wolfvision.net>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

We should not be putting the chip into reset while interrupts are enabled
and ISR may be running. Fix this by installing a custom devm action and
powering off the device/resetting GPIO line from there. This ensures proper
ordering.
Tested-by: Matthias Fend <Matthias.Fend@wolfvision.net>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

When I2C client is created with I2C_CLIENT_WAKE flag (which happens
either because we have "wakeup-source" device property or the flag
was passed in when creating an I2C client manually), I2C core will
take care of configuring interrupt as wakeup source on suspend.
Tested-by: Matthias Fend <Matthias.Fend@wolfvision.net>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

Do not unconditionally configure the touchscreen as wakeup source but
rather rely on I2C core to do that when requested (either via
"wakeup-source" device property, or when creating a client with
I2C_CLIENT_WAKE flag).
Tested-by: Matthias Fend <Matthias.Fend@wolfvision.net>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

Avoid complex 2-variable loop when parsing touchscreen data to make the
code clearer.
Acked-by: Martin Kepplinger <martink@posteo.de>
Tested-by: Matthias Fend <Matthias.Fend@wolfvision.net>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

There is no gpio functions used in the driver that is exported
by the gpio.h header, so remove this unneeded header.
Signed-off-by: Fabio Estevam <festevam@gmail.com>
Link: https://lore.kernel.org/r/20191026185958.24158-3-festevam@gmail.comSigned-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

There is no gpio functions used in the driver that is exported
by the gpio.h header, so remove this unneeded header.
Signed-off-by: Fabio Estevam <festevam@gmail.com>
Link: https://lore.kernel.org/r/20191026185958.24158-2-festevam@gmail.comSigned-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

The touchscreen device is a GPIO consumer, not a GPIO controller,
so there is no need to include <linux/gpio.h>.

Remove the unneeded header file.
Signed-off-by: Fabio Estevam <festevam@gmail.com>
Link: https://lore.kernel.org/r/20191026185958.24158-1-festevam@gmail.comSigned-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

devm_fwnode_get_gpiod_from_child() is going away as the name is too
unwieldy, let's switch to using the new devm_fwnode_gpiod_get().
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

devm_fwnode_get_gpiod_from_child() is going away as the name is too
unwieldy, let's switch to using the new devm_fwnode_gpiod_get().
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

Merge branch 'ib-fwnode-gpiod-get-index' of https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio into next

Pull in fwnode-gpiod-get-index API.

Sync up with mainline.

Pull x86 fixes from Thomas Gleixner:
 "Two fixes for the VMWare guest support:

   - Unbreak VMWare platform detection which got wreckaged by converting
     an integer constant to a string constant.

   - Fix the clang build of the VMWAre hypercall by explicitely
     specifying the ouput register for INL instead of using the short
     form"

* 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/cpu/vmware: Fix platform detection VMWARE_PORT macro
  x86/cpu/vmware: Use the full form of INL in VMWARE_HYPERCALL, for clang/llvm

Pull timer fixes from Thomas Gleixner:
 "A small set of fixes for time(keeping):

   - Add a missing include to prevent compiler warnings.

   - Make the VDSO implementation of clock_getres() POSIX compliant
     again. A recent change dropped the NULL pointer guard which is
     required as NULL is a valid pointer value for this function.

   - Fix two function documentation typos"

* 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  posix-cpu-timers: Fix two trivial comments
  timers/sched_clock: Include local timekeeping.h for missing declarations
  lib/vdso: Make clock_getres() POSIX compliant again

Pull perf fixes from Thomas Gleixner:
 "A set of perf fixes:

  kernel:

   - Unbreak the tracking of auxiliary buffer allocations which got
     imbalanced causing recource limit failures.

   - Fix the fallout of splitting of ToPA entries which missed to shift
     the base entry PA correctly.

   - Use the correct context to lookup the AUX event when unmapping the
     associated AUX buffer so the event can be stopped and the buffer
     reference dropped.

  tools:

   - Fix buildiid-cache mode setting in copyfile_mode_ns() when copying
     /proc/kcore

   - Fix freeing id arrays in the event list so the correct event is
     closed.

   - Sync sched.h anc kvm.h headers with the kernel sources.

   - Link jvmti against tools/lib/ctype.o to have weak strlcpy().

   - Fix multiple memory and file descriptor leaks, found by coverity in
     perf annotate.

   - Fix leaks in error handling paths in 'perf c2c', 'perf kmem', found
     by a static analysis tool"

* 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  perf/aux: Fix AUX output stopping
  perf/aux: Fix tracking of auxiliary trace buffer allocation
  perf/x86/intel/pt: Fix base for single entry topa
  perf kmem: Fix memory leak in compact_gfp_flags()
  tools headers UAPI: Sync sched.h with the kernel
  tools headers kvm: Sync kvm.h headers with the kernel sources
  tools headers kvm: Sync kvm headers with the kernel sources
  tools headers kvm: Sync kvm headers with the kernel sources
  perf c2c: Fix memory leak in build_cl_output()
  perf tools: Fix mode setting in copyfile_mode_ns()
  perf annotate: Fix multiple memory and file descriptor leaks
  perf tools: Fix resource leak of closedir() on the error paths
  perf evlist: Fix fix for freed id arrays
  perf jvmti: Link against tools/lib/ctype.h to have weak strlcpy()

Pull irq fixes from Thomas Gleixner:
 "Two fixes for interrupt controller drivers:

   - Skip IRQ_M_EXT entries in the device tree when initializing the
     RISCV PLIC controller to avoid a double init attempt.

   - Use the correct ITS list when issuing the VMOVP synchronization
     command so the operation works only on the ITS instances which are
     associated to a VM"

* 'irq-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  irqchip/sifive-plic: Skip contexts except supervisor in plic_init()
  irqchip/gic-v3-its: Use the exact ITSList for VMOVP

Pull cifs fixes from Steve French:
 "Seven cifs/smb3 fixes, including three for stable"

* tag '5.4-rc5-smb3-fixes' of git://git.samba.org/sfrench/cifs-2.6:
  cifs: Fix cifsInodeInfo lock_sem deadlock when reconnect occurs
  CIFS: Fix use after free of file info structures
  CIFS: Fix retry mid list corruption on reconnects
  cifs: Fix missed free operations
  CIFS: avoid using MID 0xFFFF
  cifs: clarify comment about timestamp granularity for old servers
  cifs: Handle -EINPROGRESS only when noblockcnt is set

Pull RISC-V fixes from Paul Walmsley:
 "Several minor fixes and cleanups for v5.4-rc5:

   - Three build fixes for various SPARSEMEM-related kernel
     configurations

   - Two cleanup patches for the kernel bug and breakpoint trap handler
     code"

* tag 'riscv/for-v5.4-rc5-b' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux:
  riscv: cleanup do_trap_break
  riscv: cleanup <asm/bug.h>
  riscv: Fix undefined reference to vmemmap_populate_basepages
  riscv: Fix implicit declaration of 'page_to_section'
  riscv: fix fs/proc/kcore.c compilation with sparsemem enabled