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This enables using the driver with other firmware types such
as ACPI via PRP0001.
Also part of a general attempt to move IIO drivers over to generic
properties to avoid opportunities for cut and paste.
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
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This allows use of the driver with other types of firmware such as ACPI
PRP0001 based probing.
Also part of a general attempt to remove direct use of of_ specific
accessors from IIO.
Added an include for mod_devicetable.h whilst here to cover the
struct of_device_id definition.
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: Kent Gustavsson <kent@minoris.se>
Reviewed-by: Marcus Folkesson <marcus.folkesson@gmail.com>
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Note the handling of the device tree node in this driver was somewhat
unusual. I have cleaned that up whilst also moving over to generic
properties.
Part of a general attempt to move all IIO drivers over to generic
firmware properties both as a general improvement and to avoid sources
of cut and paste into future drivers.
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
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This enables use of other firmware types with minimal driver changes.
Part of an ongoing effort to move all IIO drivers over to generic
accessors in order to reduce the chance of of_* versions being
copied into new drivers. Also updated the headers to reflect this change
including using mod_devicetable.h for struct of_device_id definition
rather than going via of.h
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
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In this case it was only of_device_get_match_data() + header update.
This enables use of other firmware types with no other changes, such
as ACPI via the PRP0001 route.
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: Chris Coffey <cmc@babblebit.net>
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This driver never used anything from the of specific headers.
mod_devicetable.h provides the struct of_device_id definition.
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
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This driver never used anything in the of specific header.
It just wants the struct of_device_id from mod_devicetable.h.
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Acked-by: Peter Rosin <peda@axentia.se>
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These have never been used in this driver. What is used is in
mod_devicetable.h so add that include (struct of_device_id)
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: Daniel Gomez <dagmcr@gmail.com>
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Lars pointed out that platform data can also be supported via the
generic properties interface, so there is no point in continuing to
support it separately. Hence squish the linux/platform_data/ad5755.h
header into the c file and drop accessing the platform data directly.
Done by inspection only. Mostly completely mechanical with the
exception of a few places where default value handling is
cleaner done by first setting the value, then calling the
firmware reading function but and not checking the return value,
as opposed to reading firmware then setting the default if an error
occurs.
Part of general attempt to move all of IIO over to generic
device properties, both to enable other firmware types and
to remove drivers that can be the source of of_ specific
behaviour in new drivers.
Suggested-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
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IIO triggers are software IRQ chips that split an incoming IRQ into
separate IRQs routed to all devices using the trigger.
When all consumers are done then a trigger callback reenable() is
called. There are a few circumstances under which this can happen
in atomic context.
1) A single user of the trigger that calls the iio_trigger_done()
function from interrupt context.
2) A race between disconnecting the last device from a trigger and
the trigger itself sucessfully being disabled.
To avoid a resulting scheduling whilst atomic, close this second corner
by using schedule_work() to ensure the reenable is not done in atomic
context.
Note that drivers must be careful to manage the interaction of
set_state() and reenable() callbacks to ensure appropriate reference
counting if they are relying on the same hardware controls.
Deliberately taking this the slow path rather than via a fixes tree
because the error has hard to hit and I would like it to soak for a while
before hitting a release kernel.
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: Pengutronix Kernel Team <kernel@pengutronix.de>
Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Tested-by: Oleksij Rempel <o.rempel@pengutronix.de>
Cc: <Stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20211017172209.112387-1-jic23@kernel.org
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The AD74412R and AD74413R are quad-channel, software configurable,
input/output solutions for building and process control applications.
They contain functionality for analog output, analog input, digital input,
resistance temperature detector, and thermocouple measurements integrated
into a single chip solution with an SPI interface.
The devices feature a 16-bit ADC and four configurable 13-bit DACs to
provide four configurable input/output channels and a suite of diagnostic
functions.
The AD74413R differentiates itself from the AD74412R by being
HART-compatible.
When configured with channel 0 as voltage output, channel 1 as current
output, channel 2 as voltage input and channel 3 as current input, the
following structure is created under the corresponding IIO device.
.
├── in_current0_offset
├── in_current0_raw
├── in_current0_sampling_frequency
├── in_current0_sampling_frequency_available
├── in_current0_scale
├── in_voltage1_offset
├── in_voltage1_raw
├── in_voltage1_sampling_frequency
├── in_voltage1_sampling_frequency_available
├── in_voltage1_scale
├── in_voltage2_offset
├── in_voltage2_raw
├── in_voltage2_sampling_frequency
├── in_voltage2_sampling_frequency_available
├── in_voltage2_scale
├── in_current3_offset
├── in_current3_raw
├── in_current3_sampling_frequency
├── in_current3_sampling_frequency_available
├── in_current3_scale
├── out_voltage0_raw
├── out_voltage0_scale
├── out_current1_raw
├── out_current1_scale
├── name
├── buffer
│ ├── data_available
│ ├── enable
│ ├── length
│ └── watermark
└── scan_elements
├── in_current0_en
├── in_current0_index
├── in_current0_type
├── in_voltage1_en
├── in_voltage1_index
├── in_voltage1_type
├── in_voltage2_en
├── in_voltage2_index
├── in_voltage2_type
├── in_current3_en
├── in_current3_index
└── in_current3_type
Signed-off-by: Cosmin Tanislav <cosmin.tanislav@analog.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20211205114045.173612-4-cosmin.tanislav@analog.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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The AD74412R and AD74413R are quad-channel, software configurable,
input/output solutions for building and process control applications.
They contain functionality for analog output, analog input, digital input,
resistance temperature detector, and thermocouple measurements integrated
into a single chip solution with an SPI interface.
The devices feature a 16-bit ADC and four configurable 13-bit DACs to
provide four configurable input/output channels and a suite of diagnostic
functions.
The AD74413R differentiates itself from the AD74412R by being
HART-compatible.
Signed-off-by: Cosmin Tanislav <cosmin.tanislav@analog.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20211205114045.173612-3-cosmin.tanislav@analog.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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For IIO devices that expose both ADC and DAC functionality.
Signed-off-by: Cosmin Tanislav <cosmin.tanislav@analog.com>
Link: https://lore.kernel.org/r/20211205114045.173612-2-cosmin.tanislav@analog.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Update my email address to use developer mail address,
because the old address will be dropped soon.
And change the status from 'Supported' to 'Maintained' for me
to look after this code without any payment now.
Signed-off-by: Cai Huoqing <caihuoqing@baidu.com>
Link: https://lore.kernel.org/r/20211201083100.1587-1-caihuoqing@baidu.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Add device tree bindings for the AD7293 Power Amplifier.
Signed-off-by: Antoniu Miclaus <antoniu.miclaus@analog.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20211202150819.24832-2-antoniu.miclaus@analog.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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The AD7293 is a Power Amplifier drain current controller
containing functionality for general-purpose monitoring
and control of current, voltage, and temperature, integrated
into a single chip solution with an SPI-compatible interface.
Datasheet:
https://www.analog.com/media/en/technical-documentation/data-sheets/AD7293.pdf
Signed-off-by: Antoniu Miclaus <antoniu.miclaus@analog.com>
Reviewed-by: Cai Huoqing <cai.huoqing@linux.dev>
Link: https://lore.kernel.org/r/20211202150819.24832-1-antoniu.miclaus@analog.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Userspace tools like iio-sensor-proxy need to know the proximity level
that should be considered "near". This value is hardware-specific and
can be defined via the devicetree. Allow the driver to export the near
level.
Signed-off-by: Nikita Travkin <nikita@trvn.ru>
Link: https://lore.kernel.org/r/20211125125646.54831-2-nikita@trvn.ru
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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This value inidcates the proximity level that should be considered
"close".
Signed-off-by: Nikita Travkin <nikita@trvn.ru>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20211125125646.54831-1-nikita@trvn.ru
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Most AXPxxx-based reference designs place a 10k NTC thermistor on a
TS pin. axp20x IIO driver now report the voltage of this pin via
additional IIO channel. Add new "ts_v" channel to the channel description.
Signed-off-by: Evgeny Boger <boger@wirenboard.com>
Acked-by: Rob Herring <robh@kernel.org>
Reviewed-by: Quentin Schulz <foss+kernel@0leil.net>
Link: https://lore.kernel.org/r/20211118141233.247907-3-boger@wirenboard.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Most AXPxxx-based reference designs place a 10k NTC thermistor on a
TS pin. When appropriately configured, AXP PMICs will inject fixed
current (80uA by default) into TS pin and measure the voltage across a
thermistor. The PMIC itself will by default compare this voltage with
predefined thresholds and disable battery charging whenever
the battery is too hot or too cold.
Alternatively, the TS pin can be configured as general-purpose
ADC input. This mode is not supported by the driver.
This patch allows reading the voltage on the TS pin. It can be then
either processed by userspace or used by kernel consumer like hwmon
ntc thermistor driver.
Signed-off-by: Evgeny Boger <boger@wirenboard.com>
Acked-by: Maxime Ripard <maxime@cerno.tech>
Reviewed-by: Quentin Schulz <foss+kernel@0leil.net>
Link: https://lore.kernel.org/r/20211118141233.247907-2-boger@wirenboard.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Enable/disable internal i2c controller slave autoprobing at bootstrap.
Disable sensor-hub is useful if i2c controller clock/data lines are
connected through a pull-up with other chip lines (e.g. SDO/SA0).
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/54287a93922ac839501b776d288cc368aa81f0ab.1636816719.git.lorenzo@kernel.org
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Introduce the capability to disable sensorhub through a device-tree
property since there are some configurations where users want to
explicitly disable sensor-hub auto-probing at bootstrap.
A typical configuration is when the sensorhub clock/data lines are connected
to a pull-up resistor since no slave sensors are connected to the i2c master.
If SDO/SA0 line is connected to the same pull-up resistor, when the driver
tries to probe slave devices connected on sensor-hub, it will force SDO/SA0
line to low, modifying the device i2c address.
Tested-by: Mario Tesi <mario.tesi@st.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Link: https://lore.kernel.org/r/ad7894e7b1c6fb3427fab3f623bb942860ad45cf.1636816719.git.lorenzo@kernel.org
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Add test for newly introduced type IIO_VAL_INT_64.
Signed-off-by: Andriy Tryshnivskyy <andriy.tryshnivskyy@opensynergy.com>
Reported-by: kernel test robot <lkp@intel.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Link: https://lore.kernel.org/r/20211105100501.1904-3-andriy.tryshnivskyy@opensynergy.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Add KUNIT_ASSERT_NOT_ERR_OR_NULL(test, buf) for every test.
Also use ARRAY_SIZE(values) where it is possible.
Signed-off-by: Andriy Tryshnivskyy <andriy.tryshnivskyy@opensynergy.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Link: https://lore.kernel.org/r/20211105100501.1904-2-andriy.tryshnivskyy@opensynergy.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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The shared parameter should be configurable based on its usage, and not
constrained to IIO_SHARED_BY_TYPE.
This patch aims to improve the flexibility in using the
IIO_ENUM_AVAILABLE define and avoid redefining custom iio enums that
expose the shared parameter.
An example is the ad5766.c driver where IIO_ENUM_AVAILABLE_SHARED was
defined in order to achieve `shared` parameter customization.
The current state of the IIO_ENUM_AVAILABLE implementation will imply
similar redefinitions each time a driver will require access to the
`shared` parameter. An example would be admv1013 driver which will
require custom device attribute for the frequency translation modes:
Quadrature I/Q mode and Intermediate Frequency mode.
Signed-off-by: Antoniu Miclaus <antoniu.miclaus@analog.com>
Reviewed-by: Alexandru Ardelean <ardeleanalex@gmail.com>
Link: https://lore.kernel.org/r/20211119085627.6348-1-antoniu.miclaus@analog.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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We know that the buffer's alignment will always be a power of two;
therefore, we can use the faster round_down() macro.
Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Reviewed-by: Alexandru Ardelean <ardeleanalex@gmail.com>
Link: https://lore.kernel.org/r/20211115141925.60164-4-paul@crapouillou.net
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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This structure was never used anywhere, so it can safely be dropped.
It will later be re-introduced as a different structure in a
different header.
Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Reviewed-by: Alexandru Ardelean <ardeleanalex@gmail.com>
Link: https://lore.kernel.org/r/20211115141925.60164-3-paul@crapouillou.net
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Use dedicated variable for index in the loop in the
iio_buffers_alloc_sysfs_and_mask(). This will make code cleaner and
less error prone as proved by previous changes done in this function.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20211013094923.2473-3-andriy.shevchenko@linux.intel.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Previously ltr501 driver supported a number of light and,
proximity sensors including ltr501, ltr559 and ltr301.
This adds support for another light sensor ltr303
used in Seeed Studio reTerminal, a carrier board
for Raspberry Pi 4 CM.
Signed-off-by: Maslov Dmitry <maslovdmitry@seeed.cc>
Link: https://lore.kernel.org/r/20211106174137.6783-1-maslovdmitry@seeed.cc
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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The print function dev_err() is redundant because
platform_get_irq() already prints an error.
Signed-off-by: Xu Wang <vulab@iscas.ac.cn>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Link: https://lore.kernel.org/r/20211105015504.39226-1-vulab@iscas.ac.cn
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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When processing raw data using channel scan_type.shift as source of
trust to shift data appropriately.
When processing the temperature channel, use a 16bit big endian variable
as buffer to increase conversion readability.
Signed-off-by: Gwendal Grignou <gwendal@chromium.org>
Link: https://lore.kernel.org/r/20211104082413.3681212-14-gwendal@chromium.org
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Minor cleanup: bit is already defined as chan->scan_type.realbits,
use bit when needed.
Signed-off-by: Gwendal Grignou <gwendal@chromium.org>
Link: https://lore.kernel.org/r/20211104082413.3681212-13-gwendal@chromium.org
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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By using scan_type.realbits when processing raw data,
we use scan_type.shit only once, thus we don't need to define a local
variable for it anymore.
Signed-off-by: Gwendal Grignou <gwendal@chromium.org>
Link: https://lore.kernel.org/r/20211104082413.3681212-12-gwendal@chromium.org
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Use channel definition as root of trust and replace constant
when reading elements directly using the raw sysfs attributes.
Signed-off-by: Gwendal Grignou <gwendal@chromium.org>
Link: https://lore.kernel.org/r/20211104082413.3681212-11-gwendal@chromium.org
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Use channel definition as root of trust and replace constant
when reading elements directly using the raw sysfs attributes.
Signed-off-by: Gwendal Grignou <gwendal@chromium.org>
Link: https://lore.kernel.org/r/20211104082413.3681212-10-gwendal@chromium.org
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Use channel definition as root of trust and replace constant
when reading elements directly using the raw sysfs attributes.
Signed-off-by: Gwendal Grignou <gwendal@chromium.org>
Link: https://lore.kernel.org/r/20211104082413.3681212-8-gwendal@chromium.org
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Use channel definition as root of trust and replace constant
when reading elements directly using the raw sysfs attributes.
Signed-off-by: Gwendal Grignou <gwendal@chromium.org>
Link: https://lore.kernel.org/r/20211104082413.3681212-7-gwendal@chromium.org
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Use channel definition as root of trust and replace constant
when reading elements directly using the raw sysfs attributes.
Signed-off-by: Gwendal Grignou <gwendal@chromium.org>
Link: https://lore.kernel.org/r/20211104082413.3681212-6-gwendal@chromium.org
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Use channel definition as root of trust and replace constant
when reading elements directly using the raw sysfs attributes.
Signed-off-by: Gwendal Grignou <gwendal@chromium.org>
Link: https://lore.kernel.org/r/20211104082413.3681212-5-gwendal@chromium.org
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Use channel definition as root of trust and replace constant
when reading elements directly using the raw sysfs attributes.
Signed-off-by: Gwendal Grignou <gwendal@chromium.org>
Link: https://lore.kernel.org/r/20211104082413.3681212-4-gwendal@chromium.org
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Use channel definition as root of trust and replace constant
when reading elements directly using the raw sysfs attributes.
Signed-off-by: Gwendal Grignou <gwendal@chromium.org>
Link: https://lore.kernel.org/r/20211104082413.3681212-3-gwendal@chromium.org
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Use channel definition as root of trust and replace constant
when reading elements directly using the raw sysfs attributes.
Signed-off-by: Gwendal Grignou <gwendal@chromium.org>
Link: https://lore.kernel.org/r/20211104082413.3681212-2-gwendal@chromium.org
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Using `dev_get_drvdata()` in IIO sysfs callbacks to get a pointer to the
IIO device is a relic from the very early days of IIO. The IIO core as well
as most other drivers have switched over to using `dev_to_iio_dev()`
instead.
This driver is one of the last few drivers remaining that uses the outdated
idiom, update it. This will allow to eventually update the IIO core to no
longer set the drvdata for the IIO device and free it up for driver usage.
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Link: https://lore.kernel.org/r/20211019082929.30503-2-lars@metafoo.de
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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The at91-sama5d2 driver calls `to_platform_device()` on a struct device
that is part of a IIO device. This is incorrect since
`to_platform_device()` must only be called on a struct device that is part
of a platform device.
The code still works by accident because non of the struct platform_device
specific fields are accessed.
Refactor the code a bit so that it behaves identically, but does not use
the incorrect cast. This avoids accidentally adding undefined behavior in
the future by assuming the `struct platform_device` is actually valid.
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Tested-by: Eugen Hristev <eugen.hristev@microchip.com>
Link: https://lore.kernel.org/r/20211019082929.30503-1-lars@metafoo.de
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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The IRQ handler's return type is irqreturn_t. The mma8452 uses a variable
to store the return value, but the variable is of type int. Change this to
irqreturn_t. This makes it easier to verify that the code is correct.
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Link: https://lore.kernel.org/r/20211101102734.32291-1-lars@metafoo.de
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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The IIO core handles a trigger ops with all NULL callbacks the
same as if the trigger ops itself was NULL.
Remove the empty trigger ops from the interrupt trigger driver to slightly
reduce the boilerplate code. Object size of the driver module is also
slightly reduced.
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Link: https://lore.kernel.org/r/20211031142130.20791-9-lars@metafoo.de
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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The IIO core handles a trigger ops with all NULL callbacks the
same as if the trigger ops itself was NULL.
Remove the empty trigger ops from the interrupt trigger driver to slightly
reduce the boilerplate code. Object size of the driver module is also
slightly reduced.
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Link: https://lore.kernel.org/r/20211031142130.20791-8-lars@metafoo.de
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
|
|
The IIO core handles a trigger ops with all NULL callbacks the same as if
the trigger ops itself was NULL.
Remove the empty trigger ops from the interrupt trigger driver to slightly
reduce the boilerplate code. Object size of the driver module is also
slightly reduced.
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Link: https://lore.kernel.org/r/20211031142130.20791-7-lars@metafoo.de
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
|
|
The IIO core handles a trigger ops with all NULL callbacks the
same as if the trigger ops itself was NULL.
Remove the empty trigger ops from the interrupt trigger driver to slightly
reduce the boilerplate code. Object size of the driver module is also
slightly reduced.
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Link: https://lore.kernel.org/r/20211031142130.20791-6-lars@metafoo.de
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
|
|
The IIO core handles a trigger ops with all NULL callbacks the
same as if the trigger ops itself was NULL.
Remove the empty trigger ops from the interrupt trigger driver to slightly
reduce the boilerplate code. Object size of the driver module is also
slightly reduced.
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Link: https://lore.kernel.org/r/20211031142130.20791-5-lars@metafoo.de
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
|
