This file require minimum adjustments to be a valid ReST file.
Do it, in order to be able to parse it with Sphinx.
Signed-off-by: NMauro Carvalho Chehab <mchehab@s-opensource.com>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

This file require minimum adjustments to be a valid ReST file.
Do it, in order to be able to parse it with Sphinx.
Signed-off-by: NMauro Carvalho Chehab <mchehab@s-opensource.com>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

Currently, it misses a title, and the table is not valid for ReST. Adjust
them, in order for it to be able to parse on Sphinx.
Signed-off-by: NMauro Carvalho Chehab <mchehab@s-opensource.com>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

This file require minimum adjustments to be a valid ReST file.
Do it, in order to be able to parse it with Sphinx.
Signed-off-by: NMauro Carvalho Chehab <mchehab@s-opensource.com>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

This file require minimum adjustments to be a valid ReST file.
Do it, in order to be able to parse it with Sphinx.

We opted to remove section numbers, as this can be automatically
generated on Sphinx, by using :numbered: tag at index.
Signed-off-by: NMauro Carvalho Chehab <mchehab@s-opensource.com>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

This file require minimum adjustments to be a valid ReST file.  Do it, in
order to be able to parse it with Sphinx.
Signed-off-by: NMauro Carvalho Chehab <mchehab@s-opensource.com>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

This file contains lots of tables, but none formatted using the ReST
syntax. Adjust them to match the ReST syntax and add a title for the
document.
Signed-off-by: NMauro Carvalho Chehab <mchehab@s-opensource.com>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

Turn ALPS documentation into a valid ReST file, so it could be parsed with
Sphinx.
Signed-off-by: NMauro Carvalho Chehab <mchehab@s-opensource.com>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

This file require minimum adjustments to be a valid ReST.

Do it, in order to be able to parse it with Sphinx.
Signed-off-by: NMauro Carvalho Chehab <mchehab@s-opensource.com>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

Add pm8xxx_regs for this PMIC and the device tree match table entry.
Signed-off-by: NDamien Riegel <damien.riegel@savoirfairelinux.com>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

Some PMIC vibrator IPs use a separate enable register to turn the
vibrator on and off. To detect if a vibrator uses this feature, rely on
the enable_mask being non-zero.
Signed-off-by: NDamien Riegel <damien.riegel@savoirfairelinux.com>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

In order to prepare this driver to support other vibrators of the same
kind, move some hardcoded values to a structure holding register
parameters (address, mask, shit of the control register).
Signed-off-by: NDamien Riegel <damien.riegel@savoirfairelinux.com>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

Signed-off-by: NDamien Riegel <damien.riegel@savoirfairelinux.com>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

sparse says:

  sur40.c:372:40: warning: restricted __le32 degrades to integer

the header's data is __le32 so we need to convert it before comparing.
Signed-off-by: NMartin Kepplinger <martink@posteo.de>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

gpiod API allows standard way of specifying GPIO polarity and takes it into
account when reading or setting GPIO state. It also allows us to switch to
common way of obtaining GPIO descriptor and away form legacy platform data.
Reviewed-by: NDaniel Mack <daniel@zonque.org>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

Instead of keying interrupt trigger off GPIO polarity, let's rely on
platform code to set it up properly for us.
Reviewed-by: NDaniel Mack <daniel@zonque.org>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

Instead of having standard interrupt handler and manually firing work item
to perform I2C reads, let's switch to threaded interrupts, which were
designed specifically for this purpose.
Reviewed-by: NDaniel Mack <daniel@zonque.org>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

We are reading GPIO state in a non-atomic context (workqueue), so we can
use "cansleep" variant, and thus make the driver available on systems where
GPIO controllers require sleeping when reading GPIO state.
Reviewed-by: NDaniel Mack <daniel@zonque.org>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

Instead of expecting that GPIO is always interrupt source, let's use
interrupt specified in I2C client.
Reviewed-by: NDaniel Mack <daniel@zonque.org>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

Using devm_* APIs simpifies error handling and device teardown.
Reviewed-by: NDaniel Mack <daniel@zonque.org>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

Use input_set_capability() instead of manipulating evbit/keybit
masks directly.
Reviewed-by: NDaniel Mack <daniel@zonque.org>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

Instead of manually converting big endian data on wire into host
endianness, let's use helpers to do that for us. It might save us
a few cycles if host endianness matches what's on wire.
Reviewed-by: NDaniel Mack <daniel@zonque.org>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

Use idiomatic BIT(n) to form single-bit masks.
Reviewed-by: NDaniel Mack <daniel@zonque.org>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

Also rename 'priv' variables to eeti.
Reviewed-by: NDaniel Mack <daniel@zonque.org>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

We are not registering drivers, but transport devices (AKA sensors), so
let's call them that.

Also let's rename "retval" to "error" in probe() functions as the variables
are used to store error codes.
Reviewed-by: NBenjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

There is no reason to copy structures field-by-filed when we can copy
elements at once.
Reviewed-by: NBenjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

The mapping table holds address in LE form, so we should convert it
to CPU when comparing it.
Reviewed-by: NBenjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

If rmi_enable_sensor() fails in rmi_driver_probe(), we should not return
immediately, but disable IRQs and tear down function list.
Reviewed-by: NBenjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

The rest of the kernel uses u8, u16, etc for data coming form hardware,
let's switch ti using u8 here as well.

Also turn pkt_type into an enum.
Reviewed-by: NBenjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

Let's stop using -1 as a universal return value and instead propagate
errors from underlying calls up the stack.
Reviewed-by: NBenjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

Use standard infrastructure, such as BIT and GENMASK, instead of rolling
bitmasks by hand.
Reviewed-by: NBenjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

Factor out querying and parsing 3-byte response into an integer value.
Reviewed-by: NBenjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

Now that i2c_client_type structure is exported, we can use it, instead
of i2c_adapter_type, when looking for devices that are i2c clients.
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

Bring in changes to i2c to better manage device properties and to allow
specifying client interrupt through a resource structure.

Sync up with mainline to bring in changes to input subsystem merged
through other trees.

The driver contains compatible strings for different models, but the DT
binding doc only lists one of them. Add the remaining to the document.
Signed-off-by: NJavier Martinez Canillas <javier@osg.samsung.com>
Acked-by: NRob Herring <robh@kernel.org>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

Some form factors (detachables/tablets) may not have a keyboard and
thus user may have to resort to using a defined EC UI to send sysrq(s)
to the kernel in order to collect crash info etc. This UI typically
is in the form of user pressing volume / power buttons in some specific
sequence and for some specific time. Add a new EC event that allows EC
to communicate the sysrq to the AP.

(We're skipping event number 5 because it has been reserved for
something else)
Signed-off-by: NRajat Jain <rajatja@google.com>
Acked-by: NLee Jones <lee.jones@linaro.org>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

When trying to destroy platform data after destruction of SMbus companion,
we need to make sure that we are actually dealing with an SMB companion
device, and not some random I2C client device.

Fixes: 8eb92e5c ("Input: psmouse - add support for SMBus companions")
Reported-by: NBenjamin Tissoires <benjamin.tissoires@redhat.com>
Tested-by: NBenjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>

Pull dmaengine fixes from Vinod Koul:
 "A couple of minor fixes for 4.11:

   - array bound fix for __get_unmap_pool()

   - cyclic period splitting for bcm2835"

* tag 'dmaengine-fix-4.11-rc5' of git://git.infradead.org/users/vkoul/slave-dma:
  dmaengine: Fix array index out of bounds warning in __get_unmap_pool()
  dmaengine: bcm2835: Fix cyclic DMA period splitting